/* 欧易下载官网 — 潮流紫罗兰主题 */
:root {
    --primary: #7c3aed;
    --primary-dark: #5b21b6;
    --primary-light: #a78bfa;
    --accent: #f472b6;
    --accent-2: #38bdf8;
    --dark: #0c0a14;
    --dark-card: #16131f;
    --text: #1e1b2e;
    --text-muted: #6b6578;
    --surface: #ffffff;
    --surface-2: #f4f2f8;
    --border: rgba(124, 58, 237, 0.14);
    --border-solid: #e8e4f0;
    --radius: 16px;
    --radius-sm: 10px;
    --card-pad: 1.5rem;
    --grid-gap: 1.125rem;
    --card-border: 1px solid var(--border-solid);
    --shadow: 0 4px 20px rgba(91, 33, 182, 0.07);
    --shadow-lg: 0 12px 40px rgba(91, 33, 182, 0.14);
    --gradient-hero: linear-gradient(135deg, #0c0a14 0%, #1a1033 45%, #2e1065 100%);
    --gradient-btn: linear-gradient(135deg, #7c3aed, #a855f7);
    --font: 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
    --section-py: 3.75rem;
    --container: 1140px;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
    font-family: var(--font);
    color: var(--text);
    line-height: 1.7;
    background: var(--surface);
    overflow-x: hidden;
    margin: 0;
}

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

a { color: var(--primary); text-decoration: none; transition: color 0.25s; }
a:hover { color: var(--primary-dark); }

.z9c3d0container.container {
    max-width: var(--container);
    padding-left: 1rem;
    padding-right: 1rem;
}

/* 网格子项防溢出 */
.z9c3d0bento > *,
.z9c3d0bento-wide > *,
.z9c3d0eco-grid > *,
.z9c3d0stats-row > *,
.z9c3d0install-grid > *,
.z9c3d0trust-grid > *,
.z9c3d0certs > *,
.z9c3d0guide-grid > *,
.z9c3d0timeline > * {
    min-width: 0;
}

/* —— 导航 —— */
.z9c3d0navbar {
    position: sticky;
    top: 0;
    z-index: 1050;
    background: rgba(12, 10, 20, 0.88);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    padding: 0.65rem 0;
}

.z9c3d0home .z9c3d0navbar { background: rgba(12, 10, 20, 0.75); }

.z9c3d0navbar-brand img { height: 40px; filter: brightness(1.05); }

.z9c3d0navbar .navbar-toggler {
    border-color: rgba(255, 255, 255, 0.2);
    padding: 0.35rem 0.55rem;
}

.z9c3d0navbar .navbar-toggler-icon {
    filter: invert(1);
}

.z9c3d0nav-link {
    color: rgba(255, 255, 255, 0.85) !important;
    font-weight: 500;
    font-size: 0.9rem;
    padding: 0.45rem 0.75rem !important;
    border-radius: 8px;
    transition: all 0.25s;
}

.z9c3d0nav-link:hover {
    color: #fff !important;
    background: rgba(124, 58, 237, 0.35);
}

.z9c3d0nav-cta {
    background: var(--gradient-btn) !important;
    color: #fff !important;
    border-radius: 999px !important;
    padding: 0.5rem 1.1rem !important;
    margin-left: 0.35rem;
    box-shadow: 0 4px 20px rgba(124, 58, 237, 0.45);
}

.z9c3d0nav-cta:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 28px rgba(124, 58, 237, 0.55);
    color: #fff !important;
}

/* 内页导航（浅色顶栏） */
.z9c3d0inner .z9c3d0navbar {
    background: rgba(255, 255, 255, 0.95);
    border-bottom: 1px solid var(--border);
}

.z9c3d0inner .z9c3d0nav-link {
    color: var(--text) !important;
}

.z9c3d0inner .z9c3d0nav-link:hover {
    color: var(--primary) !important;
    background: rgba(124, 58, 237, 0.08);
}

.z9c3d0inner .z9c3d0navbar .navbar-toggler-icon { filter: none; }
.z9c3d0inner .z9c3d0navbar .navbar-toggler { border-color: var(--border); }

/* —— 通用 —— */
.z9c3d0tag {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--primary);
    margin-bottom: 0.6rem;
}

.z9c3d0head {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 2.25rem;
    padding: 0 0.25rem;
}

.z9c3d0global .z9c3d0head {
    margin-bottom: 2rem;
}

.z9c3d0head h2 {
    font-size: clamp(1.6rem, 3.5vw, 2.15rem);
    font-weight: 800;
    color: var(--text);
    margin: 0 0 0.75rem;
    line-height: 1.25;
}

.z9c3d0head p {
    color: var(--text-muted);
    margin: 0;
    font-size: 1.02rem;
}

.z9c3d0head--light h2 { color: #fff; }
.z9c3d0head--light p { color: rgba(255, 255, 255, 0.72); }
.z9c3d0head--light .z9c3d0tag { color: var(--accent-2); }

.z9c3d0btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.95rem;
    border: none;
    cursor: pointer;
    transition: transform 0.25s, box-shadow 0.25s;
    text-decoration: none;
}

.z9c3d0btn--primary {
    background: var(--gradient-btn);
    color: #fff;
    box-shadow: 0 6px 24px rgba(124, 58, 237, 0.4);
}

.z9c3d0btn--primary:hover {
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(124, 58, 237, 0.5);
}

.z9c3d0btn--ghost {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.25);
}

.z9c3d0btn--ghost:hover {
    background: rgba(255, 255, 255, 0.18);
    color: #fff;
}

.z9c3d0btn--outline {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.z9c3d0btn--outline:hover {
    background: var(--primary);
    color: #fff;
}

/* —— 英雄区 —— */
.z9c3d0hero {
    position: relative;
    padding: 3.5rem 0 4rem;
    background: var(--gradient-hero);
    overflow: hidden;
}

.z9c3d0hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 60% 50% at 80% 20%, rgba(244, 114, 182, 0.15), transparent),
        radial-gradient(ellipse 50% 40% at 10% 80%, rgba(56, 189, 248, 0.12), transparent);
    pointer-events: none;
}

.z9c3d0hero-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.z9c3d0hero-eyebrow {
    display: inline-flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.4rem 0.5rem;
    max-width: 100%;
    padding: 0.4rem 0.9rem;
    background: rgba(124, 58, 237, 0.25);
    border: 1px solid rgba(167, 139, 250, 0.35);
    border-radius: 999px;
    color: #e9d5ff;
    font-size: 0.82rem;
    font-weight: 600;
    margin-bottom: 1.25rem;
}

.z9c3d0hero h1 {
    font-size: clamp(2rem, 4.5vw, 3rem);
    font-weight: 800;
    color: #fff;
    line-height: 1.15;
    margin: 0 0 1rem;
}

.z9c3d0hero h1 em {
    font-style: normal;
    background: linear-gradient(90deg, #f472b6, #a78bfa, #38bdf8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.z9c3d0hero-lead {
    color: rgba(255, 255, 255, 0.78);
    font-size: 1.05rem;
    margin-bottom: 1.75rem;
    max-width: 520px;
}

.z9c3d0hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 2rem;
}

.z9c3d0hero-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 1.25rem;
}

.z9c3d0hero-pill {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    color: rgba(255, 255, 255, 0.65);
    font-size: 0.88rem;
}

.z9c3d0hero-pill i { color: var(--accent-2); }

.z9c3d0hero-visual {
    position: relative;
    padding-top: 0.5rem;
}

.z9c3d0hero-card {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius);
    padding: var(--card-pad);
    backdrop-filter: blur(12px);
    box-shadow: var(--shadow-lg);
    max-width: 100%;
    margin: 0 auto;
}

.z9c3d0hero-card img {
    border-radius: var(--radius-sm);
    margin: 0 auto;
    max-width: 280px;
}

.z9c3d0hero-card p {
    text-align: center;
    color: rgba(255, 255, 255, 0.55);
    font-size: 0.85rem;
    margin: 1rem 0 0;
}

.z9c3d0hero-float {
    position: absolute;
    top: 0;
    right: 0;
    background: var(--gradient-btn);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.35rem 0.75rem;
    border-radius: 8px;
    box-shadow: 0 4px 16px rgba(124, 58, 237, 0.5);
}

/* —— Bento 平台风采 —— */
.z9c3d0showcase {
    padding: var(--section-py) 0;
    background: var(--surface);
}

.z9c3d0bento {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: var(--grid-gap);
}

.z9c3d0bento > * { min-width: 0; }

.z9c3d0bento-main {
    grid-column: span 6;
    background: linear-gradient(145deg, #f5f3ff, #ede9fe);
    border-radius: var(--radius);
    padding: var(--card-pad);
    border: var(--card-border);
}

.z9c3d0bento-side {
    grid-column: span 3;
    background: var(--surface-2);
    border-radius: var(--radius);
    padding: var(--card-pad);
    border: var(--card-border);
    transition: transform 0.25s, box-shadow 0.25s;
}

.z9c3d0bento-side:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

.z9c3d0bento-wide {
    grid-column: span 12;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--grid-gap);
}

.z9c3d0bento-wide .z9c3d0bento-side {
    grid-column: auto;
}

.z9c3d0bento-icon {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    background: var(--gradient-btn);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.z9c3d0bento h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin: 0 0 0.5rem;
}

.z9c3d0bento p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.6;
    word-break: break-word;
}

/* —— 交易生态 —— */
.z9c3d0eco {
    padding: var(--section-py) 0;
    background: var(--surface-2);
}

.z9c3d0eco-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--grid-gap);
}

.z9c3d0eco-card {
    background: var(--surface);
    border-radius: var(--radius);
    padding: var(--card-pad);
    text-align: center;
    border: var(--card-border);
    position: relative;
    overflow: hidden;
}

.z9c3d0eco-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-btn);
}

.z9c3d0eco-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin: 0.75rem 0 0.5rem;
}

.z9c3d0eco-card p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.6;
    word-break: break-word;
}

/* —— 全球版图 数据 —— */
.z9c3d0global {
    padding: var(--section-py) 0;
    background: var(--dark);
    position: relative;
}

.z9c3d0stats-row {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--grid-gap);
}

.z9c3d0stat-box {
    text-align: center;
    padding: 1.2rem 0.75rem;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
}

.z9c3d0stat-box strong {
    display: block;
    font-size: clamp(1.75rem, 3vw, 2.35rem);
    font-weight: 800;
    background: linear-gradient(90deg, #f472b6, #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.35rem;
}

.z9c3d0stat-box span {
    font-size: 0.88rem;
    color: rgba(255, 255, 255, 0.6);
}

/* —— 极速开户 —— */
.z9c3d0signup {
    padding: var(--section-py) 0;
    background: var(--surface);
}

.z9c3d0signup-wrap {
    display: grid;
    grid-template-columns: 1fr 1.15fr;
    gap: 2rem;
    align-items: center;
    background: linear-gradient(135deg, #faf5ff, #f3e8ff);
    border-radius: var(--radius);
    padding: 2rem;
    border: var(--card-border);
    overflow: hidden;
}

.z9c3d0timeline {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--grid-gap);
}

.z9c3d0timeline-item {
    background: var(--surface);
    border-radius: var(--radius-sm);
    padding: 1rem 1rem 1rem 2.85rem;
    border: var(--card-border);
    position: relative;
    min-width: 0;
}

.z9c3d0timeline-num {
    position: absolute;
    left: 1rem;
    top: 1.25rem;
    width: 28px;
    height: 28px;
    background: var(--gradient-btn);
    color: #fff;
    border-radius: 50%;
    font-size: 0.8rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
}

.z9c3d0timeline-item h4 {
    font-size: 0.95rem;
    font-weight: 700;
    margin: 0 0 0.25rem;
}

.z9c3d0timeline-item p {
    font-size: 0.82rem;
    color: var(--text-muted);
    margin: 0;
}

/* —— 官方安装 —— */
.z9c3d0install {
    padding: var(--section-py) 0;
    background: var(--surface-2);
}

.z9c3d0install-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--grid-gap);
}

.z9c3d0install-card {
    background: var(--surface);
    border-radius: var(--radius);
    padding: var(--card-pad);
    border: var(--card-border);
    display: flex;
    flex-direction: column;
    min-width: 0;
    transition: transform 0.25s, box-shadow 0.25s;
}

.z9c3d0install-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.z9c3d0install-card--hot {
    border: 2px solid var(--primary);
    box-shadow: var(--shadow);
    padding: calc(var(--card-pad) - 1px);
}

.z9c3d0install-badge {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--primary);
    background: rgba(124, 58, 237, 0.1);
    padding: 0.2rem 0.6rem;
    border-radius: 6px;
    margin-bottom: 0.75rem;
}

.z9c3d0platform {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: #fff;
    margin-bottom: 1rem;
}

.z9c3d0platform--ios { background: linear-gradient(135deg, #6366f1, #8b5cf6); }
.z9c3d0platform--android { background: linear-gradient(135deg, #22c55e, #14b8a6); }
.z9c3d0platform--win { background: linear-gradient(135deg, #0ea5e9, #2563eb); }

.z9c3d0install-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin: 0 0 0.35rem;
}

.z9c3d0install-desc {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.z9c3d0install-list {
    list-style: none;
    padding: 0;
    margin: 0 0 1.25rem;
    flex: 1;
}

.z9c3d0install-list li {
    font-size: 0.85rem;
    color: var(--text-muted);
    padding: 0.35rem 0;
    padding-left: 1.25rem;
    position: relative;
    word-break: break-word;
}

.z9c3d0install-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: 700;
}

.z9c3d0install-note {
    margin-top: 1.75rem;
    padding: 1rem 1.15rem;
    background: var(--surface);
    border-radius: var(--radius-sm);
    border: var(--card-border);
    border-left: 3px solid var(--accent);
    font-size: 0.9rem;
    color: var(--text);
    line-height: 1.6;
}

/* —— 信任护盾 —— */
.z9c3d0trust {
    padding: var(--section-py) 0;
    background: var(--surface);
}

.z9c3d0trust-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--grid-gap);
}

.z9c3d0trust-item {
    text-align: center;
    padding: var(--card-pad) 1rem;
    background: var(--surface-2);
    border-radius: var(--radius-sm);
    border: var(--card-border);
    min-width: 0;
}

.z9c3d0trust-item i {
    font-size: 1.75rem;
    color: var(--primary);
    margin-bottom: 0.75rem;
}

.z9c3d0trust-item h3 {
    font-size: 0.95rem;
    font-weight: 700;
    margin: 0 0 0.75rem;
}

.z9c3d0trust-list {
    text-align: left;
    list-style: none;
    padding: 0;
    margin: 0;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.z9c3d0trust-list li {
    padding: 0.2rem 0;
    padding-left: 0.9rem;
    position: relative;
}

.z9c3d0trust-list li::before {
    content: '·';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: 700;
}

.z9c3d0certs {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--grid-gap);
    margin-top: 1.75rem;
}

.z9c3d0cert {
    text-align: center;
    padding: 1.15rem 1rem;
    background: linear-gradient(135deg, #faf5ff, #fff);
    border-radius: var(--radius-sm);
    border: var(--card-border);
    min-width: 0;
}

/* —— 新手学堂 —— */
.z9c3d0guide {
    padding: var(--section-py) 0;
    background: var(--dark);
}

.z9c3d0guide-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--grid-gap);
}

.z9c3d0guide-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius);
    padding: var(--card-pad);
    min-width: 0;
}

.z9c3d0guide-card .num {
    font-size: 2.5rem;
    font-weight: 800;
    color: rgba(167, 139, 250, 0.35);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.z9c3d0guide-card h3 {
    color: #fff;
    font-size: 1.05rem;
    margin: 0 0 0.5rem;
}

.z9c3d0guide-card p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.88rem;
    margin: 0;
}

/* —— FAQ —— */
.z9c3d0help {
    padding: var(--section-py) 0;
    background: var(--surface-2);
}

.z9c3d0faq-wrap {
    max-width: 800px;
    margin: 0 auto;
}

.z9c3d0faq-item {
    background: var(--surface);
    border: var(--card-border);
    border-radius: var(--radius-sm);
    margin-bottom: 0.65rem;
    overflow: hidden;
}

.z9c3d0faq-item.accordion-item {
    border: var(--card-border);
}

.z9c3d0faq-item .accordion-button {
    font-weight: 600;
    font-size: 0.92rem;
    padding: 0.9rem 1.1rem;
    white-space: normal;
    text-align: left;
    line-height: 1.45;
    background: var(--surface);
    color: var(--text);
    box-shadow: none;
}

.z9c3d0faq-item .accordion-button:not(.collapsed) {
    background: rgba(124, 58, 237, 0.06);
    color: var(--primary);
}

.z9c3d0faq-item .accordion-body {
    font-size: 0.9rem;
    color: var(--text-muted);
    padding: 0 1.25rem 1rem;
    line-height: 1.65;
}

/* —— 资讯 —— */
.z9c3d0news {
    padding: var(--section-py) 0;
    background: var(--surface);
}

.z9c3d0news-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 2rem;
}

.z9c3d0news-top h2 {
    font-size: 1.75rem;
    font-weight: 800;
    margin: 0.25rem 0 0;
}

.z9c3d0news .row {
    --bs-gutter-x: 0.875rem;
    --bs-gutter-y: 0.875rem;
}

.z9c3d0news-card {
    background: var(--surface);
    border: var(--card-border);
    border-radius: var(--radius-sm);
    overflow: hidden;
    height: 100%;
    display: flex;
    flex-direction: column;
    min-width: 0;
    transition: transform 0.25s, box-shadow 0.25s;
}

.z9c3d0news-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

.z9c3d0thumb-home {
    width: 100%;
    height: 130px;
    object-fit: cover;
}

.z9c3d0news-body {
    padding: 0.9rem;
    flex: 1;
}

.z9c3d0news-body .meta {
    font-size: 0.78rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.z9c3d0news-body h3 {
    font-size: 0.92rem;
    font-weight: 600;
    margin: 0;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.z9c3d0news-body h3 a { color: var(--text); }
.z9c3d0news-body h3 a:hover { color: var(--primary); }

/* —— 页脚 —— */
.z9c3d0footer {
    background: var(--dark);
    color: rgba(255, 255, 255, 0.55);
    padding: 3.5rem 0 1.5rem;
}

.z9c3d0footer h5 {
    color: #fff;
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.z9c3d0footer ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.z9c3d0footer ul li { margin-bottom: 0.5rem; }

.z9c3d0footer a {
    color: rgba(255, 255, 255, 0.55);
    font-size: 0.88rem;
}

.z9c3d0footer a:hover { color: var(--primary-light); }

.z9c3d0friend-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1.25rem;
}

.z9c3d0footer-bar {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    margin-top: 2rem;
    padding-top: 1.5rem;
    text-align: center;
    font-size: 0.85rem;
}

/* —— 内页 —— */
.z9c3d0inner { background: var(--surface-2); }

.z9c3d0page-hero {
    background: linear-gradient(135deg, #2e1065, #5b21b6);
    padding: 2.5rem 0;
    color: #fff;
}

.z9c3d0page-hero h1 {
    font-size: 1.5rem;
    font-weight: 800;
    margin: 0 0 0.5rem;
}

.z9c3d0page-hero p {
    margin: 0;
    opacity: 0.8;
    font-size: 0.95rem;
}

.z9c3d0inner-main {
    padding: 2.5rem 0;
}

.z9c3d0inner .card {
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow) !important;
    background: var(--surface);
}

.z9c3d0inner .card-body { padding: 1.35rem; }

.z9c3d0inner .card a { color: var(--text); }
.z9c3d0inner .card a:hover { color: var(--primary); }

.z9c3d0article-content {
    font-size: 1rem;
    line-height: 1.8;
    overflow-wrap: anywhere;
}

.z9c3d0article-content img {
    max-width: 100% !important;
    height: auto !important;
    border-radius: var(--radius-sm);
}

.z9c3d0thumb-list { width: 100%; object-fit: cover; border-radius: var(--radius-sm); }
.z9c3d0thumb-side { border-radius: 8px; }
.z9c3d0thumb-cover { border-radius: var(--radius-sm); max-width: 100%; }

.z9c3d0tagitem a {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: rgba(124, 58, 237, 0.08);
    border-radius: 999px;
    font-size: 0.85rem;
    margin: 0.25rem;
}

.pagebar .pagelist {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    list-style: none;
    padding: 0;
    margin: 0;
}

.btn-primary {
    background: var(--gradient-btn) !important;
    border: none !important;
}

.btn-outline-primary {
    color: var(--primary) !important;
    border-color: var(--primary) !important;
}

.btn-outline-primary:hover {
    background: var(--primary) !important;
    color: #fff !important;
}

/* —— 响应式 —— */
@media (max-width: 1199px) {
    .z9c3d0trust-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 991px) {
    :root {
        --section-py: 3.25rem;
        --card-pad: 1.3rem;
    }

    .z9c3d0hero-grid { grid-template-columns: 1fr; gap: 2rem; }
    .z9c3d0bento-main { grid-column: span 12; }
    .z9c3d0bento-side { grid-column: span 12; }
    .z9c3d0bento-wide { grid-template-columns: 1fr; }
    .z9c3d0eco-grid,
    .z9c3d0install-grid,
    .z9c3d0guide-grid { grid-template-columns: 1fr; }
    .z9c3d0signup-wrap {
        grid-template-columns: 1fr;
        padding: 1.5rem;
        gap: 1.5rem;
    }
    .z9c3d0trust-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .z9c3d0stats-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .z9c3d0certs {
        grid-template-columns: 1fr;
        max-width: 420px;
        margin-left: auto;
        margin-right: auto;
    }
}

@media (max-width: 767px) {
    :root {
        --section-py: 2.5rem;
        --grid-gap: 0.75rem;
        --card-pad: 1.1rem;
    }

    .z9c3d0container.container {
        padding-left: 0.875rem;
        padding-right: 0.875rem;
    }

    .z9c3d0head {
        margin-bottom: 1.5rem;
    }

    .z9c3d0head h2 {
        font-size: 1.3rem;
    }

    .z9c3d0head p {
        font-size: 0.92rem;
    }

    /* 导航 */
    .z9c3d0navbar {
        padding: 0.5rem 0;
    }

    .z9c3d0navbar-brand img {
        height: 34px;
    }

    .z9c3d0navbar .navbar-collapse {
        background: var(--dark-card);
        border: 1px solid rgba(255, 255, 255, 0.1);
        border-radius: var(--radius-sm);
        padding: 0.65rem;
        margin-top: 0.5rem;
        max-height: min(75vh, 520px);
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }

    .z9c3d0inner .z9c3d0navbar .navbar-collapse {
        background: var(--surface);
        border-color: var(--border-solid);
    }

    .z9c3d0navbar .navbar-nav {
        width: 100%;
        margin-left: 0 !important;
        gap: 0.1rem;
    }

    .z9c3d0navbar .nav-item {
        width: 100%;
    }

    .z9c3d0nav-link {
        text-align: center;
        display: block;
        width: 100%;
        font-size: 0.88rem !important;
        padding: 0.55rem 0.65rem !important;
    }

    .z9c3d0nav-cta {
        margin: 0.4rem 0 0 !important;
        display: flex !important;
        justify-content: center;
        white-space: normal;
        line-height: 1.35;
    }

    /* 英雄区 */
    .z9c3d0hero {
        padding: 2rem 0 2.5rem;
    }

    .z9c3d0hero-grid {
        gap: 1.75rem;
    }

    .z9c3d0hero h1 {
        font-size: 1.65rem;
    }

    .z9c3d0hero-lead {
        max-width: 100%;
        font-size: 0.92rem;
        margin-bottom: 1.25rem;
    }

    .z9c3d0hero-actions {
        flex-direction: column;
        gap: 0.6rem;
        margin-bottom: 1.5rem;
    }

    .z9c3d0hero-actions .z9c3d0btn {
        width: 100%;
        box-sizing: border-box;
        justify-content: center;
        padding: 0.7rem 1.2rem;
        font-size: 0.9rem;
    }

    .z9c3d0hero-pills {
        flex-direction: column;
        gap: 0.55rem;
        align-items: flex-start;
    }

    .z9c3d0hero-visual {
        padding-top: 0;
    }

    .z9c3d0hero-card {
        padding: 1.1rem;
    }

    .z9c3d0hero-card img {
        max-width: min(100%, 260px);
    }

    .z9c3d0hero-float {
        font-size: 0.7rem;
        padding: 0.3rem 0.55rem;
    }

    /* 各板块 */
    .z9c3d0bento-side {
        grid-column: span 12;
    }

    .z9c3d0bento-main,
    .z9c3d0bento-side,
    .z9c3d0eco-card,
    .z9c3d0install-card,
    .z9c3d0trust-item,
    .z9c3d0guide-card {
        padding: var(--card-pad);
    }

    .z9c3d0bento-side:hover,
    .z9c3d0install-card:hover,
    .z9c3d0news-card:hover {
        transform: none;
    }

    .z9c3d0signup-wrap {
        padding: 1.15rem;
        gap: 1.15rem;
    }

    .z9c3d0signup-wrap .h3 {
        font-size: 1.2rem;
    }

    .z9c3d0signup-wrap .z9c3d0btn {
        width: 100%;
        justify-content: center;
        box-sizing: border-box;
    }

    .z9c3d0timeline {
        grid-template-columns: 1fr;
    }

    .z9c3d0timeline-item {
        padding: 0.9rem 0.9rem 0.9rem 2.75rem;
    }

    .z9c3d0timeline-num {
        left: 0.85rem;
        top: 0.9rem;
    }

    .z9c3d0install-card .z9c3d0btn {
        width: 100%;
        box-sizing: border-box;
    }

    .z9c3d0install-note {
        padding: 0.85rem 0.95rem;
        font-size: 0.86rem;
    }

    .z9c3d0trust-grid {
        grid-template-columns: 1fr;
    }

    .z9c3d0certs {
        max-width: 100%;
    }

    .z9c3d0guide-card .num {
        font-size: 2rem;
    }

    /* 资讯 */
    .z9c3d0news-top {
        flex-direction: column;
        align-items: stretch;
        margin-bottom: 1.5rem;
    }

    .z9c3d0news-top h2 {
        font-size: 1.35rem;
    }

    .z9c3d0news-top .btn {
        width: 100%;
    }

    .z9c3d0news .row {
        --bs-gutter-x: 0.65rem;
        --bs-gutter-y: 0.65rem;
    }

    .z9c3d0thumb-home {
        height: 130px;
    }

    /* 页脚 */
    .z9c3d0footer {
        padding: 2.5rem 0 1.25rem;
        text-align: center;
    }

    .z9c3d0footer .row > [class*="col-"] {
        width: 100%;
        max-width: 100%;
        flex: 0 0 100%;
    }

    .z9c3d0footer .col-6 {
        flex: 0 0 100%;
        max-width: 100%;
    }

    .z9c3d0friend-links {
        justify-content: center;
    }

    .z9c3d0footer-bar {
        font-size: 0.8rem;
        line-height: 1.7;
        word-break: break-word;
    }

    .z9c3d0footer-bar p {
        margin-bottom: 0.5rem;
    }

    /* 列表/内页 */
    .z9c3d0page-hero {
        padding: 1.5rem 0;
    }

    .z9c3d0page-hero h1,
    .z9c3d0page-hero .h3 {
        font-size: 1.2rem;
        line-height: 1.35;
    }

    .z9c3d0page-hero p {
        font-size: 0.88rem;
    }

    .z9c3d0inner-main {
        padding: 1.75rem 0;
    }

    .z9c3d0inner .card .card-body {
        padding: 1rem;
    }

    .listbox .e2 li .row {
        flex-direction: column;
    }

    .listbox .e2 li .col-4,
    .listbox .e2 li .col-8 {
        width: 100%;
        max-width: 100%;
        flex: 0 0 100%;
    }

    .z9c3d0thumb-list {
        height: 150px !important;
        width: 100%;
    }

    .listbox .e2 li h2.h5 {
        font-size: 0.95rem;
        line-height: 1.35;
    }

    .listbox .e2 li p {
        font-size: 0.86rem;
    }

    aside .col-lg-4 {
        margin-top: 0.5rem !important;
    }

    aside .d-flex.gap-2 {
        align-items: flex-start;
    }

    aside .d-flex.gap-2 > a:last-child {
        flex: 1;
        min-width: 0;
        word-break: break-word;
        font-size: 0.88rem;
        line-height: 1.45;
    }

    .z9c3d0thumb-side {
        width: 64px !important;
        flex: 0 0 64px !important;
        height: 50px !important;
    }

    .z9c3d0thumb-cover {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        min-height: 150px;
        max-height: 200px;
        object-fit: cover;
    }

    .z9c3d0article-content {
        font-size: 0.94rem;
    }

    .listbox .e2 li .row.g-3.align-items-start,
    .z9c3d0inner .row.g-3.align-items-start {
        flex-direction: column;
    }

    .z9c3d0inner .row.g-3 .col-4,
    .z9c3d0inner .row.g-3 .col-8 {
        width: 100%;
        max-width: 100%;
        flex: 0 0 100%;
    }

    .z9c3d0thumb-related {
        height: 120px !important;
        width: 100%;
    }

    .pagebar .pagelist {
        justify-content: center;
    }

    .pagebar .pagelist a,
    .pagebar .pagelist span {
        font-size: 0.88rem;
    }
}

@media (max-width: 575px) {
    .z9c3d0stats-row {
        grid-template-columns: 1fr 1fr;
        gap: 0.6rem;
    }

    .z9c3d0stat-box {
        padding: 0.9rem 0.45rem;
    }

    .z9c3d0stat-box strong {
        font-size: 1.35rem;
    }

    .z9c3d0stat-box span {
        font-size: 0.78rem;
    }

    .z9c3d0hero h1 {
        font-size: 1.5rem;
    }

    .z9c3d0hero-eyebrow {
        border-radius: var(--radius-sm);
        font-size: 0.75rem;
        width: 100%;
        justify-content: center;
    }

    .z9c3d0faq-item .accordion-button {
        font-size: 0.84rem;
        padding: 0.75rem 0.85rem;
    }

    .z9c3d0faq-item .accordion-body {
        font-size: 0.84rem;
        padding: 0 0.85rem 0.85rem;
    }

    .z9c3d0thumb-home {
        height: 110px;
    }

    .z9c3d0global .z9c3d0head h2 {
        font-size: 1.2rem;
    }
}

@media (min-width: 992px) and (max-width: 1199px) {
    .z9c3d0nav-link {
        font-size: 0.82rem !important;
        padding: 0.38rem 0.5rem !important;
    }

    .z9c3d0nav-cta {
        padding: 0.45rem 0.85rem !important;
    }
}

@media (max-width: 380px) {
    .z9c3d0stats-row {
        grid-template-columns: 1fr;
    }

    .z9c3d0hero-actions .z9c3d0btn {
        font-size: 0.85rem;
        padding: 0.65rem 1rem;
    }
}