/* roulang page: index */
:root {
    --bg: #05070F;
    --panel: rgba(255,255,255,0.06);
    --panel-border: rgba(255,255,255,0.12);
    --primary: #0E1735;
    --accent: #00E5A0;
    --warn: #FFB020;
    --text: #F1F5F9;
    --text-secondary: #94A3B8;
    --radius-card: 16px;
    --radius-btn: 8px;
    --shadow-card: 0 20px 60px rgba(0,0,0,0.4);
    --shadow-hover: 0 30px 80px rgba(0,0,0,0.6);
    --spacing-section: 96px;
    --spacing-section-mobile: 64px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
    background-color: var(--bg);
    color: var(--text);
    line-height: 1.7;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}

img {
    max-width: 100%;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color .3s ease;
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
}

input, select, textarea {
    font-family: inherit;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section-pad {
    padding: var(--spacing-section) 0;
}

@media (max-width: 768px) {
    .section-pad {
        padding: var(--spacing-section-mobile) 0;
    }
}

/* Star texture overlay */
.star-texture {
    position: relative;
}

.star-texture::after {
    content: '';
    position: absolute;
    inset: 0;
    pointer-events: none;
    background-image:
        radial-gradient(1px 1px at 20% 25%, rgba(255,255,255,0.25), transparent),
        radial-gradient(1.5px 1.5px at 45% 60%, rgba(255,255,255,0.18), transparent),
        radial-gradient(1px 1px at 70% 20%, rgba(255,255,255,0.22), transparent),
        radial-gradient(1px 1px at 85% 75%, rgba(255,255,255,0.15), transparent),
        radial-gradient(1px 1px at 15% 80%, rgba(255,255,255,0.12), transparent),
        radial-gradient(1px 1px at 55% 40%, rgba(255,255,255,0.2), transparent);
}

/* Glass Card */
.glass-card {
    position: relative;
    background: var(--panel);
    border: 1px solid var(--panel-border);
    border-radius: var(--radius-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: var(--shadow-card);
    overflow: hidden;
}

.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.25), transparent);
    z-index: 1;
}

/* Buttons */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 48px;
    padding: 0 28px;
    background: linear-gradient(135deg, #00E5A0, #00C2A0);
    color: #04120C;
    font-size: 15px;
    font-weight: 600;
    border-radius: var(--radius-btn);
    letter-spacing: .02em;
    transition: all .3s ease;
    line-height: 1;
    white-space: nowrap;
}

.btn-primary:hover {
    box-shadow: 0 0 24px rgba(0,229,160,0.5);
    transform: translateY(-1px);
}

.btn-primary:active {
    transform: translateY(1px);
    box-shadow: 0 0 12px rgba(0,229,160,0.3);
}

.btn-primary:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 48px;
    padding: 0 28px;
    background: transparent;
    border: 1px solid rgba(255,255,255,0.25);
    color: #fff;
    font-size: 15px;
    font-weight: 500;
    border-radius: var(--radius-btn);
    transition: all .3s ease;
    white-space: nowrap;
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.4);
}

.btn-secondary:focus-visible {
    outline: 2px solid rgba(255,255,255,0.5);
    outline-offset: 2px;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: 72px;
    background: rgba(5,7,15,0.72);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.header-inner {
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 700;
    letter-spacing: .2em;
    color: var(--text);
}

.logo-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 12px rgba(0,229,160,0.8);
}

.nav-list {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
}

.nav-list a {
    font-size: 14px;
    font-weight: 400;
    color: var(--text-secondary);
    position: relative;
    padding: 8px 0;
    transition: color .3s ease;
}

.nav-list a:hover {
    color: #fff;
}

.nav-list a.active {
    color: var(--accent);
    font-weight: 500;
}

.nav-list a.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 4px;
    border-radius: 999px;
    background: var(--accent);
    box-shadow: 0 0 8px rgba(0,229,160,0.6);
}

.nav-toggle {
    display: none;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    color: var(--text);
    font-size: 20px;
}

.mobile-nav {
    display: none;
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: rgba(5,7,15,0.98);
    backdrop-filter: blur(24px);
    border-bottom: 1px solid rgba(255,255,255,0.08);
    padding: 16px 24px;
    z-index: 999;
}

.mobile-nav.open {
    display: block;
}

.mobile-nav a {
    display: block;
    padding: 14px 0;
    font-size: 16px;
    color: var(--text-secondary);
    border-bottom: 1px solid rgba(255,255,255,0.04);
}

.mobile-nav a.active {
    color: var(--accent);
}

.mobile-nav a:last-child {
    border-bottom: none;
}

@media (max-width: 768px) {
    .nav-list {
        display: none;
    }
    .nav-toggle {
        display: flex;
    }
}

/* Hero */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background-image: url('/assets/images/backpic/back-1.png');
    background-size: cover;
    background-position: center;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(5,7,15,0.75) 0%, rgba(5,7,15,0.45) 45%, #05070F 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 720px;
    padding: 120px 0 80px;
}

.hero h1 {
    font-size: 48px;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: .06em;
    margin-bottom: 16px;
    color: var(--text);
}

.hero-sub {
    font-size: 18px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 40px;
    max-width: 560px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 56px;
}

.hero-quick {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    padding: 16px;
    border-radius: 20px;
    background: rgba(255,255,255,0.04);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255,255,255,0.1);
}

.quick-pill {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 20px;
    border-radius: 999px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    color: var(--text);
    font-size: 14px;
    font-weight: 500;
    transition: all .3s ease;
}

.quick-pill i {
    font-size: 16px;
    color: var(--accent);
}

.quick-pill:hover {
    border-color: rgba(0,229,160,0.4);
    background: rgba(0,229,160,0.08);
}

.scroll-indicator {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, transparent, rgba(255,255,255,0.4));
    position: relative;
    overflow: hidden;
}

.scroll-line::after {
    content: '';
    position: absolute;
    top: -100%;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--accent);
    animation: scrollPulse 2s ease-in-out infinite;
}

.scroll-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 10px rgba(0,229,160,0.6);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0% { top: -100%; }
    100% { top: 100%; }
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: .5; transform: scale(.8); }
}

@media (max-width: 768px) {
    .hero {
        min-height: 80vh;
    }
    .hero h1 {
        font-size: 30px;
    }
    .hero-sub {
        font-size: 16px;
    }
    .hero-quick {
        gap: 8px;
        padding: 12px;
    }
    .quick-pill {
        padding: 8px 14px;
        font-size: 13px;
    }
}

/* Section titles */
.section-title {
    font-size: 34px;
    font-weight: 700;
    letter-spacing: .04em;
    line-height: 1.3;
    margin-bottom: 20px;
    color: var(--text);
}

.section-lead {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 560px;
    margin-bottom: 40px;
}

@media (max-width: 768px) {
    .section-title {
        font-size: 24px;
    }
    .section-lead {
        font-size: 15px;
    }
}

/* Steps / Timeline */
.steps-wrap {
    position: relative;
    padding-left: 0;
}

.step-item {
    display: flex;
    gap: 24px;
    position: relative;
    padding-bottom: 48px;
}

.step-item:last-child {
    padding-bottom: 0;
}

.step-line {
    position: absolute;
    left: 24px;
    top: 48px;
    bottom: 0;
    width: 1px;
    background: linear-gradient(to bottom, rgba(0,229,160,0.4), rgba(0,229,160,0.05));
}

.step-item:last-child .step-line {
    display: none;
}

.step-num {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(0,229,160,0.1);
    border: 1px solid rgba(0,229,160,0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 700;
    color: var(--accent);
    position: relative;
    z-index: 2;
    box-shadow: 0 0 20px rgba(0,229,160,0.15);
}

.step-body h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 8px;
    letter-spacing: .02em;
}

.step-body p {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 480px;
}

@media (max-width: 768px) {
    .step-item {
        gap: 16px;
    }
    .step-line {
        left: 20px;
    }
    .step-num {
        width: 40px;
        height: 40px;
        font-size: 12px;
    }
    .step-body h3 {
        font-size: 18px;
    }
    .step-body p {
        font-size: 14px;
    }
}

/* Reward Cards */
.reward-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.reward-card {
    display: flex;
    flex-direction: column;
}

.reward-cover {
    height: 160px;
    overflow: hidden;
    position: relative;
}

.reward-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .5s ease;
}

.reward-card:hover .reward-cover img {
    transform: scale(1.04);
}

.reward-body {
    padding: 20px;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.reward-name {
    font-size: 18px;
    font-weight: 600;
    color: var(--text);
}

.reward-condition {
    font-size: 14px;
    color: var(--text-secondary);
}

.reward-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: auto;
    padding-top: 12px;
}

.reward-time {
    font-size: 13px;
    color: var(--warn);
    border: 1px solid rgba(255,176,32,0.3);
    border-radius: 999px;
    padding: 4px 12px;
    background: rgba(255,176,32,0.06);
}

.btn-claim {
    height: 36px;
    padding: 0 18px;
    background: linear-gradient(135deg, #00E5A0, #00C2A0);
    color: #04120C;
    font-size: 13px;
    font-weight: 600;
    border-radius: var(--radius-btn);
    transition: all .3s ease;
}

.btn-claim:hover {
    box-shadow: 0 0 16px rgba(0,229,160,0.4);
    transform: translateY(-1px);
}

@media (max-width: 768px) {
    .reward-grid {
        display: flex;
        overflow-x: auto;
        gap: 16px;
        padding-bottom: 12px;
        scroll-snap-type: x mandatory;
        grid-template-columns: unset;
    }
    .reward-card {
        min-width: 280px;
        scroll-snap-align: start;
    }
}

/* Progress Section */
.progress-panel {
    padding: 40px;
    background: var(--primary);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 24px;
    position: relative;
    overflow: hidden;
}

.progress-panel::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(0,229,160,0.3), transparent);
}

.progress-label {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.progress-label span {
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
}

.progress-pct {
    font-size: 32px;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: .02em;
}

.progress-track {
    height: 8px;
    border-radius: 999px;
    background: rgba(255,255,255,0.08);
    overflow: hidden;
    margin-bottom: 24px;
    position: relative;
}

.progress-fill {
    height: 100%;
    border-radius: 999px;
    background: linear-gradient(90deg, #00E5A0, #00C2A0);
    box-shadow: 0 0 16px rgba(0,229,160,0.6);
    transition: width 1s ease;
    position: relative;
}

.progress-fill::after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #fff;
    box-shadow: 0 0 12px rgba(0,229,160,0.8);
}

.progress-nodes {
    display: flex;
    justify-content: space-between;
    margin-bottom: 24px;
}

.progress-node {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    flex: 1;
    position: relative;
}

.progress-node::before {
    content: '';
    position: absolute;
    top: 4px;
    left: 50%;
    transform: translateX(-50%);
    width: 1px;
    height: 12px;
    background: rgba(255,255,255,0.2);
}

.progress-node-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255,255,255,0.2);
    transition: all .3s ease;
}

.progress-node.active .progress-node-dot {
    background: var(--accent);
    box-shadow: 0 0 12px rgba(0,229,160,0.8);
}

.progress-node-label {
    font-size: 12px;
    color: var(--text-secondary);
    text-align: center;
}

.progress-next {
    font-size: 15px;
    color: var(--text-secondary);
    margin-bottom: 24px;
    padding: 16px;
    background: rgba(255,255,255,0.04);
    border-radius: 12px;
    border-left: 3px solid var(--accent);
}

@media (max-width: 768px) {
    .progress-panel {
        padding: 24px;
    }
    .progress-pct {
        font-size: 24px;
    }
}

/* News / CMS List */
.news-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.news-card {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 16px;
    border-radius: 16px;
    background: var(--panel);
    border: 1px solid var(--panel-border);
    backdrop-filter: blur(20px);
    transition: all .3s ease;
    position: relative;
}

.news-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
}

.news-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(0,229,160,0.2);
}

.news-thumb {
    width: 120px;
    height: 80px;
    border-radius: 12px;
    object-fit: cover;
    flex-shrink: 0;
    background: var(--primary);
}

.news-body {
    flex: 1;
    min-width: 0;
}

.news-body h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 6px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.news-body p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 8px;
}

.news-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 13px;
    color: var(--text-secondary);
}

.news-meta .badge {
    font-size: 12px;
    padding: 2px 10px;
    border-radius: 999px;
    border: 1px solid rgba(255,255,255,0.2);
    color: var(--text-secondary);
    background: rgba(255,255,255,0.04);
}

.news-meta .date {
    color: var(--text-secondary);
}

.news-arrow {
    color: var(--text-secondary);
    transition: all .3s ease;
    font-size: 16px;
}

.news-card:hover .news-arrow {
    transform: translateX(4px);
    color: var(--accent);
}

.news-empty {
    text-align: center;
    padding: 48px 24px;
    color: var(--text-secondary);
    font-size: 15px;
    background: var(--panel);
    border: 1px dashed rgba(255,255,255,0.15);
    border-radius: 16px;
}

@media (max-width: 768px) {
    .news-card {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
    }
    .news-thumb {
        width: 100%;
        height: 160px;
    }
}

/* FAQ */
.faq-wrap {
    max-width: 860px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: 16px;
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    width: 100%;
    height: auto;
    min-height: 48px;
    padding: 12px 20px;
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
    text-align: left;
    cursor: pointer;
    border-radius: 12px;
    background: transparent;
    transition: background .3s ease;
}

.faq-question:hover {
    background: rgba(255,255,255,0.04);
}

.faq-icon {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.2);
    color: var(--text-secondary);
    font-size: 16px;
    transition: all .3s ease;
}

.faq-item.open .faq-icon {
    transform: rotate(45deg);
    border-color: var(--accent);
    color: var(--accent);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height .4s ease;
}

.faq-answer-inner {
    padding: 0 20px 20px;
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.8;
}

.faq-item.open .faq-answer {
    max-height: 400px;
}

/* CTA Banner */
.cta-banner {
    position: relative;
    padding: 72px 0;
    background-image: url('/assets/images/backpic/back-2.webp');
    background-size: cover;
    background-position: center;
    text-align: center;
    overflow: hidden;
}

.cta-banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(5,7,15,0.9), rgba(5,7,15,0.75));
}

.cta-banner > * {
    position: relative;
    z-index: 2;
}

.cta-banner h2 {
    font-size: 32px;
    font-weight: 700;
    letter-spacing: .04em;
    margin-bottom: 16px;
}

.cta-banner p {
    font-size: 16px;
    color: var(--text-secondary);
    max-width: 480px;
    margin: 0 auto 32px;
}

@media (max-width: 768px) {
    .cta-banner {
        padding: 48px 0;
    }
    .cta-banner h2 {
        font-size: 24px;
    }
}

/* Footer */
.footer {
    background: #03050A;
    border-top: 1px solid rgba(255,255,255,0.08);
    padding: 64px 0 24px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 48px;
}

.footer-brand {
    font-size: 20px;
    font-weight: 700;
    letter-spacing: .15em;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-brand .logo-dot {
    width: 6px;
    height: 6px;
}

.footer-desc {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.8;
    max-width: 340px;
}

.footer-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 16px;
    letter-spacing: .05em;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    font-size: 14px;
    color: var(--text-secondary);
    transition: color .3s ease;
}

.footer-links a:hover {
    color: var(--accent);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.06);
    padding-top: 24px;
    text-align: center;
    font-size: 13px;
    color: rgba(148,163,184,0.6);
}

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

/* Divider */
.divider {
    height: 1px;
    background: linear-gradient(to right, transparent, rgba(255,255,255,0.1), transparent);
    border: none;
    margin: 0;
}

/* Section badge */
.section-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 500;
    color: var(--accent);
    padding: 4px 14px;
    border-radius: 999px;
    border: 1px solid rgba(0,229,160,0.3);
    background: rgba(0,229,160,0.06);
    margin-bottom: 12px;
}

.section-badge i {
    font-size: 12px;
}

/* Focus visible */
a:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
    border-radius: 4px;
}

/* roulang page: article */
:root {
    --bg: #05070F;
    --panel: rgba(255,255,255,0.06);
    --panel-border: rgba(255,255,255,0.12);
    --primary: #0E1735;
    --accent: #00E5A0;
    --warn: #FFB020;
    --text: #F1F5F9;
    --text-secondary: #94A3B8;
    --radius-btn: 8px;
    --radius-card: 16px;
    --radius-pill: 999px;
    --shadow-card: 0 20px 60px rgba(0,0,0,0.4);
    --shadow-hover: 0 30px 80px rgba(0,0,0,0.6);
}
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { background: var(--bg); color: var(--text); font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif; line-height: 1.6; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color .25s ease; }
button { cursor: pointer; font: inherit; }
input, textarea { font: inherit; }
ul, ol { list-style: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.btn-primary {
    display: inline-flex; align-items: center; justify-content: center;
    height: 48px; padding: 0 24px; border-radius: var(--radius-btn);
    background: linear-gradient(135deg, #00E5A0, #00C2A0);
    color: #04120C; font-size: 15px; font-weight: 600; letter-spacing: .04em;
    transition: all .25s ease; border: none; line-height: 1;
}
.btn-primary:hover { box-shadow: 0 0 24px rgba(0,229,160,0.5); filter: brightness(1.1); transform: translateY(-1px); }
.btn-primary:active { transform: translateY(1px); box-shadow: 0 0 12px rgba(0,229,160,0.3); }
.btn-outline {
    display: inline-flex; align-items: center; justify-content: center;
    height: 44px; padding: 0 20px; border-radius: var(--radius-btn);
    background: transparent; border: 1px solid rgba(255,255,255,0.25);
    color: #fff; font-size: 14px; font-weight: 500; transition: all .25s ease; gap: 8px;
}
.btn-outline:hover { border-color: rgba(255,255,255,0.6); background: rgba(255,255,255,0.1); }
.badge {
    display: inline-block; padding: 4px 14px; border-radius: var(--radius-pill);
    border: 1px solid rgba(255,255,255,0.18); font-size: 12px; color: var(--text-secondary);
    background: rgba(255,255,255,0.04); letter-spacing: .04em;
}
.badge-accent { border-color: rgba(0,229,160,0.4); color: var(--accent); background: rgba(0,229,160,0.08); }

/* ===== Header / Nav ===== */
.header {
    position: sticky; top: 0; z-index: 100;
    height: 72px; background: rgba(5,7,15,0.72);
    backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255,255,255,0.08);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.logo { display: inline-flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 700; letter-spacing: .18em; color: #fff; }
.logo-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 12px rgba(0,229,160,0.6); display: inline-block; }
.nav-list { display: flex; align-items: center; gap: 32px; }
.nav-list a {
    font-size: 14px; color: var(--text-secondary); position: relative;
    padding: 10px 0; transition: color .25s ease;
}
.nav-list a:hover { color: #fff; }
.nav-list a.active { color: var(--accent); }
.nav-list a.active::after {
    content: ''; position: absolute; left: 0; bottom: -2px; width: 100%; height: 4px;
    border-radius: var(--radius-pill); background: var(--accent);
}
.nav-toggle { display: none; width: 44px; height: 44px; border-radius: 8px; border: 1px solid rgba(255,255,255,0.12); background: rgba(255,255,255,0.04); color: #fff; font-size: 18px; align-items: center; justify-content: center; }
.nav-toggle:hover { border-color: rgba(0,229,160,0.5); }

/* ===== Article Banner ===== */
.article-banner {
    position: relative; min-height: 320px; display: flex; align-items: center;
    background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
    padding: 120px 0 64px;
}
.article-banner::before {
    content: ''; position: absolute; inset: 0;
    background: linear-gradient(to bottom, rgba(5,7,15,0.82), rgba(5,7,15,0.6) 55%, var(--bg));
    pointer-events: none;
}
.article-banner .container { position: relative; z-index: 2; }
.breadcrumb {
    display: flex; align-items: center; flex-wrap: wrap; gap: 8px;
    font-size: 14px; color: var(--text-secondary); margin-bottom: 20px;
}
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb-sep { color: rgba(255,255,255,0.25); }
.breadcrumb .current { color: rgba(255,255,255,0.7); max-width: 320px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.article-banner h1 {
    font-size: 44px; font-weight: 700; letter-spacing: .03em; line-height: 1.25;
    color: #fff; margin-bottom: 20px; max-width: 780px;
}
.article-meta { display: flex; align-items: center; flex-wrap: wrap; gap: 16px; font-size: 14px; color: var(--text-secondary); }
.article-meta .meta-item { display: inline-flex; align-items: center; gap: 6px; }
.article-meta i { color: rgba(0,229,160,0.6); }

/* ===== Article Body ===== */
.article-body { padding: 72px 0 80px; }
.article-container { max-width: 712px; margin: 0 auto; padding: 0 20px; }
.article-content { font-size: 16px; color: rgba(241,245,249,0.86); }
.article-content p { margin-bottom: 24px; line-height: 1.8; }
.article-content h2 { font-size: 28px; font-weight: 700; color: #fff; margin: 52px 0 20px; letter-spacing: .02em; }
.article-content h3 { font-size: 22px; font-weight: 600; color: #fff; margin: 40px 0 16px; }
.article-content ul { list-style: disc; padding-left: 24px; margin-bottom: 24px; }
.article-content ol { list-style: decimal; padding-left: 24px; margin-bottom: 24px; }
.article-content li { margin-bottom: 10px; line-height: 1.7; }
.article-content blockquote {
    border-left: 3px solid var(--accent); padding: 18px 24px;
    background: rgba(0,229,160,0.05); border-radius: 0 12px 12px 0; margin-bottom: 24px;
    color: rgba(241,245,249,0.75); font-style: normal;
}
.article-content img { border-radius: 16px; margin: 16px 0 12px; box-shadow: var(--shadow-card); }
.article-content figcaption, .article-content .wp-caption-text { font-size: 13px; color: var(--text-secondary); text-align: center; padding-bottom: 16px; }
.article-content a { color: var(--accent); border-bottom: 1px solid rgba(0,229,160,0.3); }
.article-content a:hover { border-bottom-color: var(--accent); }
.article-content table { width: 100%; border-collapse: collapse; margin-bottom: 24px; }
.article-content th { background: rgba(255,255,255,0.05); font-weight: 600; padding: 12px 16px; text-align: left; color: #fff; border-bottom: 1px solid var(--panel-border); }
.article-content td { padding: 12px 16px; border-bottom: 1px solid rgba(255,255,255,0.06); }

.article-footer { margin-top: 56px; padding-top: 32px; border-top: 1px solid rgba(255,255,255,0.08); display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px; }
.article-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.not-found {
    text-align: center; padding: 96px 20px;
    background: var(--panel); border: 1px solid var(--panel-border); border-radius: var(--radius-card);
}
.not-found i { font-size: 48px; color: rgba(255,255,255,0.2); margin-bottom: 20px; }
.not-found p { font-size: 18px; color: var(--text-secondary); margin-bottom: 24px; }

/* ===== Related ===== */
.related-section { padding: 80px 0 96px; background: linear-gradient(to bottom, transparent, rgba(255,255,255,0.02) 50%, transparent); }
.related-section .section-head { text-align: center; margin-bottom: 56px; }
.related-section h2 { font-size: 34px; font-weight: 700; color: #fff; letter-spacing: .02em; margin-bottom: 12px; }
.related-section .section-intro { font-size: 16px; color: var(--text-secondary); max-width: 520px; margin: 0 auto; }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.related-card {
    position: relative; border-radius: var(--radius-card); overflow: hidden;
    background: var(--panel); border: 1px solid var(--panel-border);
    backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
    box-shadow: var(--shadow-card); transition: all .3s ease;
}
.related-card::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
    background: linear-gradient(to right, transparent, rgba(255,255,255,0.35), transparent);
    z-index: 2;
}
.related-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.related-card .card-cover { height: 160px; overflow: hidden; position: relative; }
.related-card .card-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.related-card:hover .card-cover img { transform: scale(1.05); }
.related-card .card-cover::after { content: ''; position: absolute; inset: 0; background: linear-gradient(to top, rgba(5,7,15,0.4), transparent 60%); }
.related-card .card-body { padding: 20px; }
.related-card h3 { font-size: 18px; font-weight: 600; color: #fff; margin-bottom: 8px; }
.related-card p { font-size: 14px; color: var(--text-secondary); margin-bottom: 16px; line-height: 1.65; }
.related-card .card-link { font-size: 14px; color: var(--accent); display: inline-flex; align-items: center; gap: 6px; }
.related-card .card-link i { transition: transform .25s ease; }
.related-card:hover .card-link i { transform: translateX(4px); }

/* ===== CTA Section ===== */
.cta-section { padding: 120px 0; position: relative; overflow: hidden; }
.cta-section::before {
    content: ''; position: absolute; inset: 0;
    background:
        radial-gradient(circle at 1px 1px, rgba(255,255,255,0.12) 1px, transparent 0.5px);
    background-size: 120px 120px;
    opacity: .4; pointer-events: none;
}
.cta-section::after {
    content: ''; position: absolute; inset: 0;
    background: radial-gradient(ellipse at center, rgba(0,229,160,0.08), transparent 65%);
    pointer-events: none;
}
.cta-inner { position: relative; z-index: 2; text-align: center; max-width: 640px; margin: 0 auto; }
.cta-inner h2 { font-size: 34px; font-weight: 700; color: #fff; margin-bottom: 16px; letter-spacing: .02em; }
.cta-inner p { font-size: 16px; color: var(--text-secondary); margin-bottom: 32px; line-height: 1.7; }

/* ===== Footer ===== */
.footer { background: #03050A; border-top: 1px solid rgba(255,255,255,0.08); padding: 72px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; padding-bottom: 48px; }
.footer-brand { display: flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 700; letter-spacing: .12em; color: #fff; margin-bottom: 16px; }
.footer-desc { font-size: 14px; color: var(--text-secondary); line-height: 1.7; max-width: 340px; }
.footer-title { font-size: 16px; font-weight: 600; color: #fff; margin-bottom: 20px; letter-spacing: .04em; }
.footer-links li { margin-bottom: 12px; }
.footer-links a { font-size: 14px; color: var(--text-secondary); transition: color .25s ease; display: inline-flex; align-items: center; gap: 8px; }
.footer-links a:hover { color: var(--accent); }
.footer-links i { width: 16px; text-align: center; color: rgba(255,255,255,0.35); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.06); padding: 24px 0; text-align: center; font-size: 13px; color: rgba(148,163,184,0.7); }

/* ===== Glass Card Utility ===== */
.glass-card {
    position: relative; border-radius: var(--radius-card);
    background: var(--panel); border: 1px solid var(--panel-border);
    backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
    box-shadow: var(--shadow-card);
}
.glass-card::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
    background: linear-gradient(to right, transparent, rgba(255,255,255,0.35), transparent);
    border-radius: var(--radius-card) var(--radius-card) 0 0;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .related-grid { grid-template-columns: repeat(2, 1fr); }
    .related-card:last-child { grid-column: span 2; }
}
@media (max-width: 768px) {
    .container { padding: 0 20px; }
    .article-banner { min-height: 280px; padding: 100px 0 48px; }
    .article-banner h1 { font-size: 30px; }
    .nav-list {
        position: fixed; top: 72px; left: 0; right: 0;
        flex-direction: column; align-items: stretch; gap: 0;
        background: rgba(5,7,15,0.96); backdrop-filter: blur(24px);
        border-bottom: 1px solid rgba(255,255,255,0.08);
        padding: 12px 20px; display: none; z-index: 99;
    }
    .nav-list.open { display: flex; }
    .nav-list a { display: block; padding: 14px 0; font-size: 16px; border-bottom: 1px solid rgba(255,255,255,0.04); }
    .nav-list a.active::after { display: none; }
    .nav-list a.active { color: var(--accent); }
    .nav-toggle { display: inline-flex; }
    .related-grid { grid-template-columns: 1fr; }
    .related-card:last-child { grid-column: auto; }
    .related-section { padding: 64px 0; }
    .cta-section { padding: 80px 0; }
    .cta-inner h2 { font-size: 26px; }
    .article-body { padding: 48px 0 64px; }
    .article-content h2 { font-size: 24px; }
    .article-content h3 { font-size: 20px; }
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .article-footer { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 480px) {
    .related-grid { grid-template-columns: 1fr; }
    .article-banner h1 { font-size: 26px; }
    .breadcrumb { font-size: 13px; }
    .breadcrumb .current { max-width: 160px; }
    .btn-primary { width: 100%; }
    .cta-inner .btn-primary { width: auto; min-width: 220px; }
}

/* roulang page: category1 */
:root {
            --bg: #05070F;
            --panel: rgba(255, 255, 255, 0.06);
            --panel-border: rgba(255, 255, 255, 0.12);
            --primary: #0E1735;
            --accent: #00E5A0;
            --warn: #FFB020;
            --text: #F1F5F9;
            --text-secondary: #94A3B8;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            background: var(--bg);
            color: var(--text);
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            line-height: 1.75;
            background-image:
                radial-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
                radial-gradient(rgba(0, 229, 160, 0.06) 1px, transparent 1px);
            background-size: 120px 120px, 180px 180px;
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: inherit;
            text-decoration: none;
        }

        img {
            max-width: 100%;
            display: block;
        }

        button {
            font-family: inherit;
            cursor: pointer;
        }

        a:focus-visible,
        button:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .container-narrow {
            max-width: 960px;
        }

        .header {
            height: 72px;
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(5, 7, 15, 0.72);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .header-inner {
            height: 72px;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            letter-spacing: 0.2em;
            color: var(--text);
        }

        .logo-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent);
            box-shadow: 0 0 12px rgba(0, 229, 160, 0.8);
            flex-shrink: 0;
        }

        .nav-list {
            display: flex;
            gap: 32px;
            align-items: center;
            list-style: none;
        }

        .nav-list a {
            font-size: 14px;
            color: var(--text-secondary);
            padding: 8px 0;
            position: relative;
            transition: color 0.3s;
            display: block;
        }

        .nav-list a:hover {
            color: var(--text);
        }

        .nav-list a::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            height: 2px;
            width: 0;
            background: var(--accent);
            transition: width 0.3s;
        }

        .nav-list a:hover::after {
            width: 100%;
        }

        .nav-list a.active {
            color: var(--accent);
        }

        .nav-list a.active::after {
            width: 100%;
        }

        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 8px;
            background: rgba(255, 255, 255, 0.06);
            color: var(--text);
            align-items: center;
            justify-content: center;
            font-size: 18px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 48px;
            padding: 0 24px;
            border-radius: 8px;
            font-size: 15px;
            font-weight: 600;
            transition: all 0.3s;
            border: none;
            min-height: 48px;
        }

        .btn-primary {
            background: linear-gradient(135deg, #00E5A0, #00C2A0);
            color: #04120C;
        }

        .btn-primary:hover {
            box-shadow: 0 0 24px rgba(0, 229, 160, 0.5);
            transform: translateY(-1px);
        }

        .btn-primary:active {
            transform: translateY(1px);
            box-shadow: 0 0 8px rgba(0, 229, 160, 0.3);
        }

        .btn-secondary {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: var(--text);
        }

        .btn-secondary:hover {
            border-color: rgba(255, 255, 255, 0.6);
            background: rgba(255, 255, 255, 0.1);
        }

        .glass-card {
            background: var(--panel);
            border: 1px solid var(--panel-border);
            border-radius: 16px;
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
            position: relative;
            padding: 24px;
            overflow: hidden;
        }

        .glass-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 16px;
            right: 16px;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
        }

        .glass-card::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: radial-gradient(rgba(255, 255, 255, 0.12) 1px, transparent 1px);
            background-size: 24px 24px;
            opacity: 0.4;
            pointer-events: none;
        }

        .page-banner {
            padding: 96px 0 64px;
            background: linear-gradient(180deg, rgba(5, 7, 15, 0.82) 0%, rgba(5, 7, 15, 0.95) 100%),
                url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            position: relative;
        }

        .breadcrumb {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 16px;
        }

        .breadcrumb a {
            color: var(--text-secondary);
            transition: color 0.3s;
        }

        .breadcrumb a:hover {
            color: var(--accent);
        }

        .page-banner h1 {
            font-size: 48px;
            font-weight: 700;
            letter-spacing: 0.04em;
            color: var(--text);
            margin-bottom: 16px;
        }

        .page-banner .lead {
            font-size: 18px;
            color: var(--text-secondary);
            max-width: 640px;
        }

        .banner-meta {
            margin-top: 24px;
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 16px;
            border-radius: 999px;
            font-size: 13px;
            color: var(--text);
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
        }

        .stat-row {
            display: flex;
            justify-content: center;
            gap: 48px;
            padding: 32px 0 0;
            flex-wrap: wrap;
        }

        .stat-item {
            text-align: center;
        }

        .stat-item strong {
            display: block;
            font-size: 32px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.2;
        }

        .stat-item span {
            font-size: 14px;
            color: var(--text-secondary);
        }

        .section {
            padding: 96px 0;
            position: relative;
        }

        .section-alt {
            background: linear-gradient(180deg, transparent, rgba(255, 255, 255, 0.02), transparent);
        }

        .section-alt::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: radial-gradient(rgba(0, 229, 160, 0.08) 1px, transparent 1px);
            background-size: 32px 32px;
            opacity: 0.05;
            pointer-events: none;
        }

        .section-head {
            margin-bottom: 48px;
        }

        .section-head h2 {
            font-size: 34px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 16px;
            letter-spacing: 0.04em;
        }

        .section-head p {
            color: var(--text-secondary);
            font-size: 16px;
            max-width: 560px;
        }

        .entry-list {
            padding: 0 40px;
        }

        .entry-row {
            display: flex;
            gap: 40px;
            padding: 44px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            transition: background 0.3s;
            border-radius: 12px;
        }

        .entry-row:last-child {
            border-bottom: none;
        }

        .entry-row:hover {
            background: rgba(255, 255, 255, 0.02);
        }

        .entry-index {
            font-size: 44px;
            font-weight: 700;
            color: rgba(0, 229, 160, 0.35);
            line-height: 1;
            min-width: 80px;
            font-variant-numeric: tabular-nums;
        }

        .entry-body h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 12px;
        }

        .entry-body p {
            color: var(--text-secondary);
            font-size: 16px;
            line-height: 1.8;
            max-width: 720px;
        }

        .entry-tags {
            margin-top: 16px;
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .tag {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 12px;
            color: var(--accent);
            border: 1px solid rgba(0, 229, 160, 0.3);
            background: rgba(0, 229, 160, 0.08);
        }

        .check-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .check-card {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 16px;
            padding: 32px;
            position: relative;
            overflow: hidden;
            transition: transform 0.3s, box-shadow 0.3s;
        }

        .check-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 16px;
            right: 16px;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
        }

        .check-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6);
        }

        .check-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(0, 229, 160, 0.12);
            border: 1px solid rgba(0, 229, 160, 0.3);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin-bottom: 20px;
        }

        .check-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 10px;
        }

        .check-card p {
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.7;
        }

        .faq-list {
            padding: 8px 32px;
        }

        .faq-item {
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .faq-item:last-child {
            border-bottom: none;
        }

        .faq-question {
            width: 100%;
            min-height: 48px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: none;
            border: none;
            color: var(--text);
            font-size: 16px;
            font-weight: 600;
            padding: 0;
            text-align: left;
            gap: 16px;
            transition: color 0.3s;
        }

        .faq-question:hover {
            color: var(--accent);
        }

        .faq-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            border: 1px solid rgba(255, 255, 255, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            font-size: 14px;
            transition: transform 0.3s, color 0.3s, border-color 0.3s;
            flex-shrink: 0;
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            color: var(--accent);
            border-color: rgba(0, 229, 160, 0.5);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 0 20px;
        }

        .faq-answer p {
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.8;
        }

        .cta-banner {
            position: relative;
            border-radius: 24px;
            background: linear-gradient(135deg, rgba(14, 23, 53, 0.9), rgba(5, 7, 15, 0.95)),
                url('/assets/images/coverpic/cover-1.webp') center/cover no-repeat;
            border: 1px solid rgba(255, 255, 255, 0.12);
            padding: 80px 48px;
            text-align: center;
            overflow: hidden;
        }

        .cta-banner::before {
            content: '';
            position: absolute;
            top: 0;
            left: 16px;
            right: 16px;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(0, 229, 160, 0.5), transparent);
        }

        .cta-banner h2 {
            font-size: 34px;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .cta-banner p {
            color: var(--text-secondary);
            margin-bottom: 32px;
            font-size: 16px;
        }

        .cta-banner .btn-group {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .back-home {
            margin-top: 32px;
            text-align: center;
        }

        .back-home a {
            color: var(--text-secondary);
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: color 0.3s;
        }

        .back-home a:hover {
            color: var(--accent);
        }

        .footer {
            background: #03050A;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 64px 0 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 48px;
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 18px;
            font-weight: 700;
            letter-spacing: 0.1em;
            color: var(--text);
            margin-bottom: 16px;
        }

        .footer-desc {
            color: var(--text-secondary);
            font-size: 14px;
            line-height: 1.8;
            max-width: 360px;
        }

        .footer-title {
            color: var(--text);
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 16px;
        }

        .footer-links {
            list-style: none;
        }

        .footer-links li {
            margin-bottom: 12px;
        }

        .footer-links a {
            color: var(--text-secondary);
            font-size: 14px;
            transition: color 0.3s;
            display: inline-flex;
            align-items: center;
        }

        .footer-links a:hover {
            color: var(--accent);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 24px;
            text-align: center;
            color: var(--text-secondary);
            font-size: 13px;
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 20px;
            }

            .nav-toggle {
                display: flex;
            }

            .nav-list {
                position: absolute;
                top: 72px;
                left: 0;
                right: 0;
                background: rgba(5, 7, 15, 0.96);
                backdrop-filter: blur(20px);
                -webkit-backdrop-filter: blur(20px);
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                padding: 16px 24px;
                display: none;
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
                box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5);
            }

            .nav-list.open {
                display: flex;
            }

            .nav-list a {
                display: block;
                padding: 16px 0;
                font-size: 16px;
            }

            .section {
                padding: 64px 0;
            }

            .section-head {
                margin-bottom: 32px;
            }

            .section-head h2 {
                font-size: 24px;
            }

            .page-banner {
                padding: 64px 0 48px;
            }

            .page-banner h1 {
                font-size: 30px;
            }

            .page-banner .lead {
                font-size: 16px;
            }

            .stat-row {
                gap: 24px;
                padding: 24px 0 0;
            }

            .stat-item strong {
                font-size: 28px;
            }

            .entry-list {
                padding: 0 24px;
            }

            .entry-row {
                flex-direction: column;
                gap: 16px;
                padding: 32px 0;
            }

            .entry-index {
                font-size: 32px;
                min-width: 0;
            }

            .check-grid {
                grid-template-columns: 1fr;
            }

            .faq-list {
                padding: 8px 20px;
            }

            .faq-question {
                font-size: 15px;
                min-height: 56px;
            }

            .cta-banner {
                padding: 56px 24px;
            }

            .cta-banner h2 {
                font-size: 24px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 480px) {
            .container {
                padding: 0 20px;
            }

            .page-banner h1 {
                font-size: 26px;
            }

            .section-head h2 {
                font-size: 22px;
            }

            .entry-body h3 {
                font-size: 20px;
            }

            .entry-body p {
                font-size: 15px;
            }

            .cta-banner {
                padding: 40px 20px;
            }

            .cta-banner .btn-group {
                flex-direction: column;
                width: 100%;
            }

            .cta-banner .btn-group .btn {
                width: 100%;
            }

            .footer-grid {
                gap: 32px;
            }
        }

/* roulang page: category2 */
:root {
            --bg: #05070F;
            --panel: rgba(255, 255, 255, 0.06);
            --panel-border: rgba(255, 255, 255, 0.12);
            --primary: #0E1735;
            --accent: #00E5A0;
            --warn: #FFB020;
            --text: #F1F5F9;
            --text-secondary: #94A3B8;
            --radius-card: 16px;
            --radius-btn: 8px;
            --shadow-card: 0 20px 60px rgba(0, 0, 0, 0.4);
            --shadow-hover: 0 30px 80px rgba(0, 0, 0, 0.6);
            --container: 1200px;
            --space: 96px;
            --space-mobile: 64px;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            background-color: var(--bg);
            color: var(--text);
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            font-size: 16px;
            line-height: 1.75;
            letter-spacing: 0.02em;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: all 0.3s ease;
        }

        button {
            cursor: pointer;
            border: none;
            font-family: inherit;
        }

        input,
        select,
        textarea {
            font-family: inherit;
        }

        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: var(--space) 0;
        }

        @media (max-width: 768px) {
            .section {
                padding: var(--space-mobile) 0;
            }
        }

        /* 玻璃卡片 */
        .glass-card {
            background: var(--panel);
            border: 1px solid var(--panel-border);
            border-radius: var(--radius-card);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            box-shadow: var(--shadow-card);
            position: relative;
            overflow: hidden;
        }

        .glass-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
        }

        /* 星轨纹理 */
        .star-texture {
            background-image:
                radial-gradient(1px 1px at 20% 30%, rgba(255, 255, 255, 0.6), transparent),
                radial-gradient(1px 1px at 40% 70%, rgba(255, 255, 255, 0.4), transparent),
                radial-gradient(1.5px 1.5px at 60% 20%, rgba(255, 255, 255, 0.5), transparent),
                radial-gradient(1px 1px at 80% 50%, rgba(255, 255, 255, 0.3), transparent),
                radial-gradient(1.5px 1.5px at 30% 80%, rgba(255, 255, 255, 0.5), transparent),
                radial-gradient(1px 1px at 70% 90%, rgba(255, 255, 255, 0.4), transparent),
                radial-gradient(1px 1px at 90% 10%, rgba(255, 255, 255, 0.6), transparent);
        }

        /* 星轨背景装饰 */
        .orbit-decoration {
            position: absolute;
            border-radius: 50%;
            border: 1px solid rgba(255, 255, 255, 0.08);
            pointer-events: none;
        }

        /* 导航 */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 72px;
            background: rgba(5, 7, 15, 0.72);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            letter-spacing: 0.2em;
            color: var(--text);
        }

        .logo-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent);
            box-shadow: 0 0 12px rgba(0, 229, 160, 0.8);
            display: inline-block;
            flex-shrink: 0;
        }

        .nav-list {
            display: flex;
            list-style: none;
            gap: 32px;
        }

        .nav-list a {
            font-size: 14px;
            color: var(--text-secondary);
            position: relative;
            padding: 6px 0;
            letter-spacing: 0.04em;
            transition: color 0.3s ease;
        }

        .nav-list a:hover {
            color: var(--text);
        }

        .nav-list a.active {
            color: var(--accent);
        }

        .nav-list a.active::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 100%;
            height: 4px;
            border-radius: 999px;
            background: var(--accent);
            box-shadow: 0 0 10px rgba(0, 229, 160, 0.5);
        }

        .nav-list a:not(.active)::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 0;
            height: 2px;
            border-radius: 999px;
            background: var(--text);
            transition: width 0.3s ease;
        }

        .nav-list a:not(.active):hover::after {
            width: 100%;
        }

        .nav-toggle {
            display: none;
            background: transparent;
            width: 44px;
            height: 44px;
            color: var(--text);
            font-size: 20px;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
        }

        @media (max-width: 768px) {
            .nav-list {
                display: none;
                position: absolute;
                top: 72px;
                left: 0;
                right: 0;
                background: rgba(5, 7, 15, 0.96);
                backdrop-filter: blur(20px);
                -webkit-backdrop-filter: blur(20px);
                flex-direction: column;
                padding: 16px 24px 24px;
                gap: 0;
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            }

            .nav-list.open {
                display: flex;
            }

            .nav-list li a {
                display: block;
                width: 100%;
                padding: 14px 0;
                font-size: 16px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.04);
            }

            .nav-list li:last-child a {
                border-bottom: none;
            }

            .nav-toggle {
                display: flex;
            }
        }

        /* 页内Banner */
        .page-banner {
            position: relative;
            min-height: 320px;
            display: flex;
            align-items: flex-end;
            padding: 120px 0 0;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            overflow: hidden;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(5, 7, 15, 0.7) 0%, rgba(5, 7, 15, 0.85) 60%, var(--bg) 100%);
        }

        .page-banner-content {
            position: relative;
            z-index: 2;
            padding-bottom: 56px;
            width: 100%;
        }

        .breadcrumb {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--text-secondary);
        }

        .breadcrumb a:hover {
            color: var(--accent);
        }

        .breadcrumb .sep {
            color: rgba(255, 255, 255, 0.3);
        }

        .page-title {
            font-size: 38px;
            font-weight: 700;
            color: var(--text);
            letter-spacing: 0.06em;
            line-height: 1.3;
            margin-bottom: 14px;
        }

        .page-subtitle {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 640px;
            line-height: 1.8;
        }

        @media (max-width: 768px) {
            .page-banner {
                min-height: 280px;
                padding-top: 100px;
            }

            .page-title {
                font-size: 28px;
            }

            .page-subtitle {
                font-size: 15px;
            }
        }

        /* 主按钮 */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            min-height: 48px;
            padding: 0 28px;
            background: linear-gradient(135deg, #00E5A0, #00C2A0);
            color: #04120C;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.04em;
            transition: all 0.3s ease;
            border: none;
            cursor: pointer;
            white-space: nowrap;
        }

        .btn-primary:hover {
            box-shadow: 0 0 24px rgba(0, 229, 160, 0.5);
            transform: translateY(-1px);
            filter: brightness(1.1);
        }

        .btn-primary:active {
            transform: translateY(1px);
            box-shadow: 0 0 12px rgba(0, 229, 160, 0.3);
        }

        /* 次按钮 */
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            min-height: 48px;
            padding: 0 28px;
            background: transparent;
            color: var(--text);
            border: 1px solid rgba(255, 255, 255, 0.25);
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 500;
            transition: all 0.3s ease;
            cursor: pointer;
            white-space: nowrap;
        }

        .btn-secondary:hover {
            border-color: rgba(255, 255, 255, 0.6);
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
        }

        /* 板块标头 */
        .section-header {
            text-align: center;
            margin-bottom: 56px;
        }

        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 500;
            color: var(--accent);
            letter-spacing: 0.14em;
            text-transform: none;
            background: rgba(0, 229, 160, 0.1);
            border: 1px solid rgba(0, 229, 160, 0.25);
            border-radius: 999px;
            padding: 6px 18px;
            margin-bottom: 16px;
        }

        .section-title {
            font-size: 34px;
            font-weight: 700;
            line-height: 1.3;
            letter-spacing: 0.04em;
            color: var(--text);
            margin-bottom: 14px;
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 640px;
            margin: 0 auto;
            line-height: 1.8;
        }

        @media (max-width: 768px) {
            .section-title {
                font-size: 24px;
            }

            .section-desc {
                font-size: 15px;
            }
        }

        /* 玩法手册分类页——封面卡片式 */
        .manual-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 32px;
        }

        @media (max-width: 768px) {
            .manual-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }

        .manual-card {
            overflow: hidden;
            transition: transform 0.4s ease, box-shadow 0.4s ease;
            display: flex;
            flex-direction: column;
        }

        .manual-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .manual-card-cover {
            position: relative;
            height: 200px;
            overflow: hidden;
        }

        .manual-card-cover::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(5, 7, 15, 0.6) 100%);
        }

        .manual-card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s ease;
        }

        .manual-card:hover .manual-card-cover img {
            transform: scale(1.05);
        }

        .manual-card-cover .cover-tag {
            position: absolute;
            top: 16px;
            left: 16px;
            z-index: 2;
            font-size: 12px;
            color: var(--accent);
            border: 1px solid rgba(0, 229, 160, 0.4);
            background: rgba(5, 7, 15, 0.7);
            border-radius: 999px;
            padding: 4px 14px;
            backdrop-filter: blur(8px);
        }

        .manual-card-body {
            padding: 28px 24px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .manual-card-body h2 {
            font-size: 22px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 12px;
            color: var(--text);
            letter-spacing: 0.02em;
        }

        .manual-card-body p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 20px;
            flex: 1;
        }

        .manual-card-body .card-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 16px;
        }

        .manual-card-body .card-meta .meta-item {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .manual-card-body .card-meta .meta-item i {
            color: var(--accent);
            font-size: 14px;
        }

        .manual-card-body .card-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 600;
            color: var(--accent);
            transition: gap 0.3s ease;
            margin-top: auto;
            padding-top: 16px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }

        .manual-card-body .card-link:hover {
            gap: 14px;
            color: #fff;
        }

        /* 操作流程区 */
        .flow-section {
            background: rgba(255, 255, 255, 0.02);
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            position: relative;
            overflow: hidden;
        }

        .flow-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        @media (max-width: 1024px) {
            .flow-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 480px) {
            .flow-grid {
                grid-template-columns: 1fr;
            }
        }

        .flow-item {
            text-align: center;
            padding: 32px 20px;
            position: relative;
        }

        .flow-item .step-num {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: rgba(0, 229, 160, 0.1);
            border: 1px solid rgba(0, 229, 160, 0.4);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 700;
            color: var(--accent);
            margin: 0 auto 16px;
            box-shadow: 0 0 20px rgba(0, 229, 160, 0.15);
        }

        .flow-item h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 10px;
            letter-spacing: 0.02em;
        }

        .flow-item p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* 规则高亮 */
        .rule-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        @media (max-width: 768px) {
            .rule-grid {
                grid-template-columns: 1fr;
            }
        }

        .rule-item {
            padding: 28px 24px;
            display: flex;
            gap: 16px;
            align-items: flex-start;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .rule-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .rule-icon {
            width: 44px;
            height: 44px;
            flex-shrink: 0;
            border-radius: 10px;
            background: rgba(0, 229, 160, 0.1);
            border: 1px solid rgba(0, 229, 160, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--accent);
        }

        .rule-item h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 6px;
        }

        .rule-item p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* FAQ */
        .faq-container {
            max-width: 760px;
            margin: 0 auto;
        }

        .faq-item {
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 14px;
            margin-bottom: 16px;
            background: var(--panel);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            overflow: hidden;
            transition: border-color 0.3s ease;
            position: relative;
        }

        .faq-item::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
        }

        .faq-item.open {
            border-color: rgba(0, 229, 160, 0.3);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 48px;
            padding: 14px 20px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            cursor: pointer;
            user-select: none;
            transition: background 0.3s ease;
        }

        .faq-question:hover {
            background: rgba(255, 255, 255, 0.03);
        }

        .faq-icon {
            width: 28px;
            height: 28px;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--text-secondary);
            transition: transform 0.3s ease, color 0.3s ease;
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            color: var(--accent);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
        }

        .faq-answer p {
            padding: 0 20px 20px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
        }

        /* CTA 横幅 */
        .cta-banner {
            position: relative;
            background: linear-gradient(180deg, rgba(14, 23, 53, 0.6), rgba(5, 7, 15, 0.8)), url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            border-radius: 20px;
            padding: 80px 48px;
            text-align: center;
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        .cta-banner::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.5), transparent);
        }

        .cta-banner h2 {
            font-size: 32px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 14px;
            letter-spacing: 0.04em;
        }

        .cta-banner p {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 500px;
            margin: 0 auto 32px;
            line-height: 1.7;
        }

        @media (max-width: 768px) {
            .cta-banner {
                padding: 48px 24px;
            }

            .cta-banner h2 {
                font-size: 24px;
            }
        }

        /* 页脚 */
        .footer {
            background: #03050A;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 64px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 48px;
        }

        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            letter-spacing: 0.1em;
            color: var(--text);
            margin-bottom: 16px;
        }

        .footer-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            max-width: 340px;
        }

        .footer-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 20px;
            letter-spacing: 0.06em;
        }

        .footer-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .footer-links a {
            font-size: 14px;
            color: var(--text-secondary);
            transition: color 0.3s ease;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .footer-links a:hover {
            color: var(--accent);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding: 20px 0;
            text-align: center;
            font-size: 13px;
            color: rgba(148, 163, 184, 0.7);
            letter-spacing: 0.02em;
        }

        .footer-bottom p {
            margin: 0;
        }

        /* 内容返回区 */
        .back-home {
            text-align: center;
            margin-top: 48px;
        }

        .back-home a {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 15px;
            color: var(--text-secondary);
            transition: color 0.3s ease, gap 0.3s ease;
        }

        .back-home a:hover {
            color: var(--accent);
            gap: 12px;
        }

        /* 焦点状态 */
        a:focus-visible,
        button:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        /* 统计数字 */
        .stat-box {
            text-align: center;
            padding: 24px 16px;
            border-radius: 14px;
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.08);
        }

        .stat-number {
            font-size: 36px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.3;
            letter-spacing: 0.02em;
        }

        .stat-label {
            font-size: 13px;
            color: var(--text-secondary);
            margin-top: 6px;
        }

        /* 信息卡片 */
        .info-card {
            padding: 28px 24px;
            text-align: center;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .info-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .info-card i {
            font-size: 28px;
            color: var(--accent);
            margin-bottom: 14px;
        }

        .info-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 8px;
        }

        .info-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* 移动端适配 */
        @media (max-width: 480px) {
            .container {
                padding: 0 20px;
            }

            .section-header {
                margin-bottom: 36px;
            }

            .manual-card-cover {
                height: 170px;
            }
        }

/* roulang page: category3 */
:root {
            --bg: #05070F;
            --panel: rgba(255, 255, 255, 0.06);
            --panel-border: rgba(255, 255, 255, 0.12);
            --primary: #0E1735;
            --accent: #00E5A0;
            --warn: #FFB020;
            --text: #F1F5F9;
            --text-secondary: #94A3B8;
            --radius-btn: 8px;
            --radius-card: 16px;
            --radius-pill: 999px;
            --shadow-card: 0 20px 60px rgba(0, 0, 0, 0.4);
            --shadow-hover: 0 30px 80px rgba(0, 0, 0, 0.6);
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            font-size: 16px;
            overflow-x: hidden;
            padding-top: 72px;
        }

        img {
            max-width: 100%;
            display: block;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.25s ease;
        }

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
        }

        ul,
        ol {
            list-style: none;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: 96px 0;
        }

        .section-head {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 56px;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            height: 30px;
            padding: 0 16px;
            border-radius: var(--radius-pill);
            border: 1px solid rgba(0, 229, 160, 0.4);
            color: var(--accent);
            font-size: 13px;
            letter-spacing: 0.1em;
            margin-bottom: 16px;
            background: rgba(0, 229, 160, 0.06);
        }

        .section-head h2 {
            font-size: 34px;
            font-weight: 700;
            letter-spacing: 0.04em;
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .section-head p {
            color: var(--text-secondary);
            font-size: 16px;
        }

        .glass-card {
            position: relative;
            background: var(--panel);
            border: 1px solid var(--panel-border);
            border-radius: var(--radius-card);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            box-shadow: var(--shadow-card);
            overflow: hidden;
        }

        .glass-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 16px;
            right: 16px;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.35), transparent);
            border-radius: var(--radius-pill);
            z-index: 1;
        }

        .glass-card::after {
            content: "";
            position: absolute;
            inset: 0;
            background-image:
                radial-gradient(1px 1px at 22% 18%, rgba(255, 255, 255, 0.35), transparent),
                radial-gradient(0.8px 0.8px at 74% 62%, rgba(255, 255, 255, 0.28), transparent),
                radial-gradient(1px 1px at 52% 86%, rgba(255, 255, 255, 0.2), transparent),
                radial-gradient(0.6px 0.6px at 88% 30%, rgba(255, 255, 255, 0.3), transparent);
            pointer-events: none;
            border-radius: inherit;
            opacity: 0.7;
            z-index: 0;
        }

        .glass-card > * {
            position: relative;
            z-index: 1;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 48px;
            padding: 0 28px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            line-height: 1;
            white-space: nowrap;
            transition: all 0.25s ease;
            border: none;
        }

        .btn-primary {
            background: linear-gradient(135deg, #00E5A0, #00C2A0);
            color: #04120C;
        }

        .btn-primary:hover {
            box-shadow: 0 0 24px rgba(0, 229, 160, 0.5);
            transform: translateY(-1px);
        }

        .btn-primary:active {
            transform: translateY(1px);
            box-shadow: 0 0 12px rgba(0, 229, 160, 0.3);
        }

        .btn-outline {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: var(--text);
        }

        .btn-outline:hover {
            border-color: rgba(255, 255, 255, 0.6);
            background: rgba(255, 255, 255, 0.08);
        }

        .btn-sm {
            height: 44px;
            padding: 0 18px;
            font-size: 14px;
        }

        .btn-lg {
            height: 54px;
            padding: 0 36px;
            font-size: 16px;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            height: 26px;
            padding: 0 12px;
            border-radius: var(--radius-pill);
            font-size: 12px;
            font-weight: 500;
            border: 1px solid;
            margin-bottom: 12px;
        }

        .badge-live {
            color: var(--accent);
            border-color: rgba(0, 229, 160, 0.45);
            background: rgba(0, 229, 160, 0.08);
        }

        .badge-soon {
            color: var(--warn);
            border-color: rgba(255, 176, 32, 0.45);
            background: rgba(255, 176, 32, 0.08);
        }

        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            height: 72px;
            background: rgba(5, 7, 15, 0.72);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }

        .logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            letter-spacing: 0.16em;
            color: var(--text);
            transition: color 0.25s ease;
        }

        .logo:hover {
            color: var(--accent);
        }

        .logo-dot {
            width: 8px;
            height: 8px;
            border-radius: var(--radius-pill);
            background: var(--accent);
            box-shadow: 0 0 12px rgba(0, 229, 160, 0.8);
            flex-shrink: 0;
        }

        .nav-list {
            display: flex;
            align-items: center;
            gap: 32px;
        }

        .nav-list a {
            position: relative;
            display: inline-block;
            padding: 10px 2px;
            font-size: 14px;
            color: var(--text-secondary);
            letter-spacing: 0.02em;
            transition: color 0.25s ease;
        }

        .nav-list a::after {
            content: "";
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            height: 2px;
            border-radius: var(--radius-pill);
            background: var(--accent);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.3s ease;
        }

        .nav-list a:hover {
            color: #fff;
        }

        .nav-list a:hover::after {
            transform: scaleX(1);
        }

        .nav-list a.active {
            color: var(--accent);
        }

        .nav-list a.active::after {
            transform: scaleX(1);
        }

        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            color: var(--text);
            font-size: 18px;
            border: 1px solid var(--panel-border);
            border-radius: 8px;
            background: var(--panel);
            transition: border-color 0.25s ease, color 0.25s ease;
        }

        .nav-toggle:hover {
            border-color: var(--accent);
            color: var(--accent);
        }

        .page-banner {
            position: relative;
            min-height: 380px;
            display: flex;
            align-items: center;
            background-size: cover;
            background-position: center;
            padding: 64px 0;
        }

        .page-banner::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(5, 7, 15, 0.85), rgba(5, 7, 15, 0.68), var(--bg));
            pointer-events: none;
        }

        .banner-content {
            position: relative;
            z-index: 1;
            width: 100%;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 12px;
        }

        .breadcrumb a:hover {
            color: var(--accent);
        }

        .breadcrumb-sep {
            opacity: 0.5;
        }

        .banner-content h1 {
            font-size: 48px;
            font-weight: 700;
            letter-spacing: 0.06em;
            margin-bottom: 16px;
            line-height: 1.25;
        }

        .banner-content p {
            font-size: 18px;
            color: var(--text-secondary);
            max-width: 560px;
            line-height: 1.8;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .stat-card {
            text-align: center;
            padding: 32px 20px;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .stat-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .stat-value {
            font-size: 40px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.2;
            margin-bottom: 8px;
            letter-spacing: 0.02em;
        }

        .stat-label {
            font-size: 14px;
            color: var(--text-secondary);
        }

        .timeline-section {
            position: relative;
            background-size: cover;
            background-position: center;
        }

        .timeline-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, var(--bg) 0%, rgba(5, 7, 15, 0.82) 25%, rgba(5, 7, 15, 0.82) 75%, var(--bg) 100%);
            pointer-events: none;
        }

        .timeline-section .container {
            position: relative;
            z-index: 1;
        }

        .timeline {
            position: relative;
            max-width: 860px;
            margin: 0 auto;
            padding-left: 36px;
        }

        .timeline::before {
            content: "";
            position: absolute;
            left: 8px;
            top: 8px;
            bottom: 8px;
            width: 2px;
            background: linear-gradient(180deg, rgba(0, 229, 160, 0.15), var(--accent) 30%, var(--accent) 70%, rgba(0, 229, 160, 0.15));
            border-radius: var(--radius-pill);
        }

        .timeline-item {
            position: relative;
            padding-left: 36px;
            margin-bottom: 28px;
        }

        .timeline-item:last-child {
            margin-bottom: 0;
        }

        .timeline-item::before {
            content: "";
            position: absolute;
            left: 0;
            top: 26px;
            width: 16px;
            height: 16px;
            border-radius: var(--radius-pill);
            background: var(--accent);
            border: 3px solid #05070F;
            box-shadow: 0 0 0 2px rgba(0, 229, 160, 0.35), 0 0 18px rgba(0, 229, 160, 0.6);
        }

        .timeline-card {
            padding: 24px 28px;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .timeline-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }

        .timeline-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-bottom: 6px;
        }

        .timeline-num {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            background: rgba(0, 229, 160, 0.08);
            border: 1px solid rgba(0, 229, 160, 0.25);
            height: 28px;
            padding: 0 12px;
            display: inline-flex;
            align-items: center;
            border-radius: var(--radius-pill);
            letter-spacing: 0.08em;
            flex-shrink: 0;
        }

        .timeline-card h3 {
            font-size: 22px;
            font-weight: 600;
            line-height: 1.4;
        }

        .timeline-card p {
            font-size: 15px;
            color: var(--text-secondary);
            margin-top: 6px;
            line-height: 1.8;
        }

        .step-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .step-item {
            position: relative;
            padding: 32px 24px;
            border-radius: var(--radius-card);
            border: 1px solid var(--panel-border);
            background: var(--panel);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .step-item::before {
            content: "";
            position: absolute;
            top: 0;
            left: 20px;
            right: 20px;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.35), transparent);
            border-radius: var(--radius-pill);
        }

        .step-item::after {
            content: "";
            position: absolute;
            inset: 0;
            background-image:
                radial-gradient(1px 1px at 25% 20%, rgba(255, 255, 255, 0.35), transparent),
                radial-gradient(0.8px 0.8px at 75% 60%, rgba(255, 255, 255, 0.25), transparent),
                radial-gradient(1px 1px at 50% 85%, rgba(255, 255, 255, 0.2), transparent);
            pointer-events: none;
            opacity: 0.6;
        }

        .step-item > * {
            position: relative;
            z-index: 1;
        }

        .step-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .step-index {
            font-size: 42px;
            font-weight: 700;
            color: rgba(0, 229, 160, 0.3);
            line-height: 1;
            display: block;
            margin-bottom: 18px;
        }

        .step-item h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 8px;
        }

        .step-item p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
        }

        .activity-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 28px;
        }

        .activity-card {
            padding: 0;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .activity-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .activity-card img {
            width: 100%;
            height: 180px;
            object-fit: cover;
        }

        .activity-body {
            padding: 20px 22px 24px;
        }

        .activity-body h3 {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 8px;
        }

        .activity-body p {
            font-size: 15px;
            color: var(--text-secondary);
            margin-bottom: 18px;
            line-height: 1.75;
        }

        .activity-card-wide {
            display: grid;
            grid-template-columns: 280px 1fr;
            grid-column: 1 / -1;
            padding: 0;
        }

        .activity-card-wide img {
            height: 100%;
            min-height: 200px;
            width: 100%;
            object-fit: cover;
        }

        .activity-card-wide .activity-body {
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .faq-item {
            padding: 0;
            overflow: hidden;
            transition: border-color 0.3s ease;
        }

        .faq-item.open {
            border-color: rgba(0, 229, 160, 0.3);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            height: 48px;
            padding: 0 20px;
            background: transparent;
            color: var(--text);
            font-size: 16px;
            font-weight: 600;
            text-align: left;
            transition: color 0.25s ease;
        }

        .faq-question:hover {
            color: var(--accent);
        }

        .faq-question i {
            color: var(--accent);
            font-size: 14px;
            flex-shrink: 0;
            transition: transform 0.3s ease;
        }

        .faq-item.open .faq-question i {
            transform: rotate(225deg);
        }

        .faq-answer {
            max-height: 0;
            opacity: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, opacity 0.35s ease, padding 0.35s ease;
            padding: 0 20px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
            border-top: 1px solid transparent;
        }

        .faq-item.open .faq-answer {
            max-height: 320px;
            opacity: 1;
            padding: 16px 20px 20px;
            border-top-color: rgba(255, 255, 255, 0.06);
        }

        .cta-section {
            position: relative;
            padding: 88px 0;
            text-align: center;
            background-image:
                radial-gradient(1px 1px at 20% 30%, rgba(255, 255, 255, 0.5), transparent),
                radial-gradient(1px 1px at 40% 70%, rgba(255, 255, 255, 0.4), transparent),
                radial-gradient(1.5px 1.5px at 60% 20%, rgba(255, 255, 255, 0.3), transparent),
                radial-gradient(1px 1px at 80% 50%, rgba(255, 255, 255, 0.4), transparent),
                radial-gradient(0.8px 0.8px at 10% 80%, rgba(255, 255, 255, 0.45), transparent),
                linear-gradient(180deg, var(--bg), #071A1A 50%, var(--bg));
            border-top: 1px solid rgba(0, 229, 160, 0.12);
            border-bottom: 1px solid rgba(0, 229, 160, 0.12);
        }

        .cta-inner h2 {
            font-size: 34px;
            font-weight: 700;
            letter-spacing: 0.04em;
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .cta-inner p {
            color: var(--text-secondary);
            font-size: 16px;
            margin-bottom: 32px;
        }

        .footer {
            background: #03050A;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 64px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 48px;
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            letter-spacing: 0.12em;
            margin-bottom: 16px;
        }

        .footer-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            max-width: 340px;
        }

        .footer-title {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 16px;
            color: var(--text);
        }

        .footer-links li {
            margin-bottom: 12px;
        }

        .footer-links a {
            font-size: 14px;
            color: var(--text-secondary);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: color 0.25s ease;
        }

        .footer-links a:hover {
            color: var(--accent);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding: 20px 0;
            text-align: center;
        }

        .footer-bottom p {
            font-size: 13px;
            color: rgba(148, 163, 184, 0.8);
        }

        @media (max-width: 1024px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }

            .step-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                row-gap: 40px;
            }
        }

        @media (max-width: 768px) {
            .section {
                padding: 64px 0;
            }

            .section-head {
                margin-bottom: 40px;
            }

            .section-head h2 {
                font-size: 24px;
            }

            .nav-list {
                position: fixed;
                top: 72px;
                left: 0;
                right: 0;
                background: rgba(5, 7, 15, 0.96);
                backdrop-filter: blur(24px);
                -webkit-backdrop-filter: blur(24px);
                flex-direction: column;
                align-items: flex-start;
                gap: 0;
                padding: 12px 24px 24px;
                border-bottom: 1px solid var(--panel-border);
                transform: translateY(-120%);
                transition: transform 0.35s ease;
                z-index: 99;
            }

            .nav-list.open {
                transform: translateY(0);
            }

            .nav-list li {
                width: 100%;
            }

            .nav-list a {
                display: block;
                height: 44px;
                line-height: 44px;
                padding: 0 12px;
                font-size: 16px;
            }

            .nav-list a::after {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }

            .page-banner {
                min-height: 320px;
                padding: 48px 0;
            }

            .banner-content h1 {
                font-size: 30px;
            }

            .banner-content p {
                font-size: 16px;
            }

            .timeline {
                padding-left: 28px;
            }

            .timeline::before {
                left: 6px;
            }

            .timeline-item {
                padding-left: 28px;
            }

            .timeline-item::before {
                left: -2px;
                width: 14px;
                height: 14px;
            }

            .timeline-card {
                padding: 20px;
            }

            .timeline-meta {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

            .activity-grid {
                grid-template-columns: 1fr;
            }

            .activity-card-wide {
                grid-template-columns: 1fr;
            }

            .activity-card-wide img {
                height: 180px;
                min-height: 0;
            }

            .cta-inner h2 {
                font-size: 24px;
            }

            .btn-lg {
                width: 100%;
                max-width: 320px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }

            .stat-value {
                font-size: 28px;
            }

            .step-grid {
                grid-template-columns: 1fr;
            }

            .btn {
                width: 100%;
            }

            .btn-sm {
                width: auto;
            }

            .container {
                padding: 0 20px;
            }
        }