/* 欧易下载官方 — 潮流深色主题（电光紫 + 霓虹青） */
:root {
    --bg: #06060a;
    --bg-elevated: #0e0e16;
    --surface: #14141f;
    --surface-2: #1c1c2a;
    --border: rgba(255, 255, 255, 0.08);
    --border-strong: rgba(255, 255, 255, 0.14);
    --text: #f4f4f5;
    --text-muted: #a1a1aa;
    --primary: #8b5cf6;
    --primary-glow: rgba(139, 92, 246, 0.45);
    --accent: #22d3ee;
    --accent-glow: rgba(34, 211, 238, 0.35);
    --gradient: linear-gradient(135deg, #8b5cf6 0%, #22d3ee 50%, #c084fc 100%);
    --radius-sm: 8px;
    --radius: 10px;
    --radius-lg: 14px;
    --radius-xl: 18px;
    --card-border: 1px solid var(--border);
    --card-pad: 1.25rem;
    --container: 1140px;
    --nav-h: 64px;
    --section-py: 3.75rem;
    --gap: 1.125rem;
    --font: "PingFang SC", "Microsoft YaHei", "Segoe UI", system-ui, sans-serif;
}

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

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

body {
    margin: 0;
    font-family: var(--font);
    color: var(--text);
    line-height: 1.65;
    background: var(--bg);
    overflow-x: hidden;
}

body.z79bbenav-open { overflow: hidden; touch-action: none; }

body.z79bbesubpage {
    background: var(--bg);
    background-image:
        radial-gradient(ellipse 80% 50% at 100% 0%, rgba(139, 92, 246, 0.12), transparent),
        radial-gradient(ellipse 60% 40% at 0% 100%, rgba(34, 211, 238, 0.08), transparent);
}

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

a { color: var(--accent); text-decoration: none; transition: color 0.2s, opacity 0.2s; }
a:hover { color: #67e8f9; }

.z79bbecontainer {
    width: 100%;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 20px;
}

[class*="-grid"] > *,
.z79bbebento > *,
.z79bbefaq-list > *,
.z79bbecard,
.z79bbeglass,
.z79bbeproof-item,
.z79bbenews-card,
.z79bbefaq-item,
.z79bbehero-grid > *,
.z79bbeofficial-grid > * {
    min-width: 0;
    max-width: 100%;
}

/* —— 导航 —— */
.z79bbenavbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    height: calc(var(--nav-h) + env(safe-area-inset-top, 0px));
    padding-top: env(safe-area-inset-top, 0px);
    background: rgba(6, 6, 10, 0.75);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
}

.z79bbenavbar .z79bbecontainer {
    position: relative;
    display: flex;
    align-items: center;
    height: var(--nav-h);
    gap: 1rem;
}

.z79bbenavbar-brand { flex-shrink: 0; display: flex; align-items: center; }
.z79bbenavbar-brand img { height: 38px; width: auto; }

.z79bbenav-toggle {
    display: none;
    margin-left: auto;
    flex-shrink: 0;
    min-width: 44px;
    min-height: 44px;
    padding: 10px;
    border: 1px solid var(--border-strong);
    border-radius: var(--radius);
    background: var(--surface);
    cursor: pointer;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    -webkit-tap-highlight-color: transparent;
}

.z79bbenav-toggle span {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
}

.z79bbenavbar-nav {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: flex-end;
    gap: 0.15rem;
    list-style: none;
    margin: 0;
    padding: 0;
    flex: 1;
}

.z79bbenav-link {
    display: block;
    padding: 0.45rem 0.7rem;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-muted) !important;
    border-radius: 999px;
    white-space: nowrap;
    transition: color 0.2s, background 0.2s;
}

.z79bbenav-link:hover,
.z79bbenav-item.active .z79bbenav-link {
    color: var(--text) !important;
    background: rgba(139, 92, 246, 0.15);
}

/* —— 按钮 —— */
.z79bbebtn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.75rem 1.35rem;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: 999px;
    border: none;
    cursor: pointer;
    box-sizing: border-box;
    max-width: 100%;
    text-decoration: none;
    line-height: 1.3;
    transition: transform 0.2s, box-shadow 0.2s, opacity 0.2s;
}

.z79bbebtn-glow {
    background: var(--gradient);
    color: #fff !important;
    box-shadow: 0 4px 18px var(--primary-glow);
}

.z79bbebtn-glow:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 22px var(--primary-glow);
    color: #fff !important;
}

.z79bbebtn-ghost {
    background: rgba(255, 255, 255, 0.06);
    color: var(--text) !important;
    border: 1px solid var(--border-strong);
}

.z79bbebtn-ghost:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text) !important;
}

.z79bbebtn-outline {
    background: transparent;
    color: var(--accent) !important;
    border: 1px solid rgba(34, 211, 238, 0.5);
}

.z79bbebtn-outline:hover {
    background: rgba(34, 211, 238, 0.1);
    color: var(--accent) !important;
}

.z79bbebtn-sm { padding: 0.5rem 1rem; font-size: 0.82rem; }

/* —— 通用 —— */
.z79bbeglass {
    background: rgba(20, 20, 31, 0.72);
    backdrop-filter: blur(10px);
    border: var(--card-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.z79bbetag {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
    padding: 0.35rem 0.85rem;
    border-radius: 999px;
    border: 1px solid rgba(34, 211, 238, 0.3);
    background: rgba(34, 211, 238, 0.08);
    margin-bottom: 0.85rem;
}

.z79bbesection-head {
    text-align: center;
    max-width: 620px;
    margin: 0 auto 2rem;
    padding: 0 0.25rem;
}

.z79bbesection-head h2 {
    font-size: clamp(1.5rem, 4vw, 2.1rem);
    font-weight: 800;
    margin: 0 0 0.65rem;
    letter-spacing: -0.02em;
    background: linear-gradient(90deg, #fff 0%, #c4b5fd 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.z79bbesection-head p {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* —— Hero —— */
.z79bbehero {
    position: relative;
    padding: 3.5rem 0 4rem;
    overflow: hidden;
}

.z79bbehero::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle 400px at 15% 20%, rgba(139, 92, 246, 0.35), transparent),
        radial-gradient(circle 350px at 85% 60%, rgba(34, 211, 238, 0.2), transparent),
        radial-gradient(circle 300px at 50% 100%, rgba(192, 132, 252, 0.15), transparent);
    pointer-events: none;
}

.z79bbehero-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 2rem;
    align-items: center;
}

.z79bbehero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 1rem;
    border-radius: 999px;
    font-size: 0.8rem;
    color: var(--accent);
    background: rgba(34, 211, 238, 0.1);
    border: 1px solid rgba(34, 211, 238, 0.25);
    margin-bottom: 1.25rem;
}

.z79bbehero-eyebrow::before {
    content: "";
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 10px var(--accent);
}

.z79bbehero h1 {
    font-size: clamp(1.65rem, 5vw, 3rem);
    font-weight: 800;
    line-height: 1.2;
    margin: 0 0 1rem;
    letter-spacing: -0.03em;
    overflow-wrap: break-word;
}

.z79bbehero-lead {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin: 0 0 1.5rem;
    max-width: 520px;
    overflow-wrap: break-word;
}

.z79bbehero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 1.75rem;
}

.z79bbehero-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.z79bbehero-chips span {
    font-size: 0.78rem;
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    background: var(--surface);
    border: 1px solid var(--border);
    color: var(--text-muted);
}

.z79bbehero-visual {
    position: relative;
    display: flex;
    justify-content: center;
}

.z79bbehero-frame {
    position: relative;
    width: 100%;
    max-width: 300px;
    margin: 0 auto;
    padding: 0.85rem;
    border-radius: var(--radius-lg);
    background: linear-gradient(145deg, rgba(139, 92, 246, 0.18), rgba(34, 211, 238, 0.08));
    border: var(--card-border);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
}

.z79bbehero-frame img {
    width: 100%;
    max-width: 260px;
    margin: 0 auto;
    border-radius: var(--radius);
}

/* —— 滚动条带 —— */
.z79bbeticker {
    border-block: 1px solid var(--border);
    background: var(--bg-elevated);
    padding: 0.85rem 0;
    overflow: hidden;
}

.z79bbeticker-track {
    display: flex;
    gap: 2.5rem;
    animation: z79bbeticker 28s linear infinite;
    width: max-content;
}

.z79bbeticker-item {
    flex-shrink: 0;
    font-size: 0.85rem;
    color: var(--text-muted);
    white-space: nowrap;
}

.z79bbeticker-item strong {
    color: var(--accent);
    font-weight: 600;
}

@keyframes z79bbeticker {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* —— 官方叙事 —— */
.z79bbeofficial {
    padding: var(--section-py) 0;
}

.z79bbeofficial-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--gap);
    align-items: stretch;
}

.z79bbeofficial-card {
    padding: var(--card-pad);
    height: 100%;
}

.z79bbeofficial-card h2 {
    font-size: 1.35rem;
    margin: 0 0 1rem;
    color: var(--text);
}

.z79bbeofficial-card p {
    margin: 0 0 0.85rem;
    color: var(--text-muted);
    font-size: 0.9rem;
    overflow-wrap: break-word;
}

.z79bbekw-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
}

.z79bbekw-row span {
    font-size: 0.75rem;
    padding: 0.3rem 0.65rem;
    border-radius: 6px;
    background: var(--surface-2);
    border: 1px solid var(--border);
    color: #c4b5fd;
}

/* —— Bento 交易生态 —— */
.z79bbeecosystem {
    padding: var(--section-py) 0;
    background: var(--bg-elevated);
}

.z79bbebento {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    grid-auto-rows: minmax(0, auto);
    gap: var(--gap);
}

.z79bbebento-item {
    padding: var(--card-pad);
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    position: relative;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.z79bbebento-item:hover {
    border-color: rgba(139, 92, 246, 0.35);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}

.z79bbebento-item.span-2 { grid-column: span 2; }
.z79bbebento-item.span-row { grid-row: span 1; }

.z79bbebento-icon {
    font-size: 1.75rem;
    margin-bottom: 0.75rem;
}

.z79bbebento-item h3 {
    font-size: 1rem;
    margin: 0 0 0.4rem;
}

.z79bbebento-item p {
    margin: 0;
    font-size: 0.84rem;
    color: var(--text-muted);
    line-height: 1.55;
    overflow-wrap: break-word;
}

.z79bbebento-item.highlight {
    background: linear-gradient(160deg, rgba(139, 92, 246, 0.2), rgba(34, 211, 238, 0.06));
    border-color: rgba(139, 92, 246, 0.28);
}

/* —— 实力背书 stats —— */
.z79bbeproof {
    padding: 3rem 0;
    position: relative;
}

.z79bbeproof::before {
    content: "";
    position: absolute;
    inset: 0;
    background: var(--gradient);
    opacity: 0.08;
}

.z79bbeproof-grid {
    position: relative;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--gap);
}

.z79bbeproof-item {
    text-align: center;
    padding: 1.15rem 0.85rem;
    border-radius: var(--radius-lg);
    background: var(--surface);
    border: var(--card-border);
}

.z79bbeproof-num {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 800;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.25rem;
}

.z79bbeproof-label {
    font-size: 0.88rem;
    color: var(--text-muted);
}

/* —— 客户端下载 —— */
.z79bbeclients {
    padding: var(--section-py) 0;
}

.z79bbeclients-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--gap);
}

.z79bbeclient-card {
    padding: var(--card-pad);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.z79bbeclient-head {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.z79bbeclient-icon {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 700;
    flex-shrink: 0;
}

.z79bbeclient-icon.win { background: #2563eb; color: #fff; }
.z79bbeclient-icon.and { background: #22c55e; color: #052e16; }
.z79bbeclient-icon.ios {
    background: linear-gradient(135deg, #52525b, #18181b);
    color: #fff;
    font-size: 0.85rem;
}
.z79bbeclient-icon.ios::before { content: "\F8FF"; }

.z79bbeclient-card h3 { margin: 0; font-size: 1.05rem; }
.z79bbeclient-card .sub { margin: 0; font-size: 0.8rem; color: var(--text-muted); }

.z79bbeclient-list {
    list-style: none;
    padding: 0;
    margin: 0 0 1.25rem;
    flex: 1;
}

.z79bbeclient-list li {
    position: relative;
    padding-left: 1.2rem;
    margin-bottom: 0.45rem;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.z79bbeclient-list li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--accent);
}

.z79bbeclient-card .z79bbebtn { width: 100%; }

/* —— 开户向导 —— */
.z79bbeonboard {
    padding: var(--section-py) 0;
    background: var(--bg-elevated);
}

.z79bbetimeline {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--gap);
    position: relative;
}

.z79bbestep {
    position: relative;
    text-align: center;
    padding: var(--card-pad);
    border-radius: var(--radius-lg);
    background: var(--surface);
    border: var(--card-border);
}

.z79bbestep-dot {
    width: 44px;
    height: 44px;
    margin: 0 auto 0.85rem;
    border-radius: 50%;
    background: var(--surface-2);
    border: 1px solid rgba(139, 92, 246, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1rem;
    color: var(--accent);
    position: relative;
    z-index: 1;
}

.z79bbestep h4 {
    margin: 0 0 0.45rem;
    font-size: 0.92rem;
}

.z79bbestep p {
    margin: 0;
    font-size: 0.8rem;
    color: var(--text-muted);
    line-height: 1.5;
    overflow-wrap: break-word;
}

/* —— 合规安全 —— */
.z79bbetrust {
    padding: var(--section-py) 0;
}

.z79bbetrust-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--gap);
}

.z79bbetrust-panel {
    padding: var(--card-pad);
}

.z79bbetrust-panel h3 {
    margin: 0 0 1rem;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.z79bbetrust-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.65rem;
}

.z79bbetrust-list div {
    font-size: 0.82rem;
    color: var(--text-muted);
    padding: 0.45rem 0.6rem;
    background: rgba(0, 0, 0, 0.2);
    border-radius: var(--radius-sm);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.z79bbebadges {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--gap);
    margin-top: var(--gap);
}

.z79bbebadge {
    text-align: center;
    padding: var(--card-pad);
}

.z79bbebadge strong {
    display: block;
    font-size: 0.95rem;
    margin-bottom: 0.35rem;
    color: var(--text);
}

.z79bbebadge span {
    font-size: 0.78rem;
    color: var(--text-muted);
}

/* —— 对比表 —— */
.z79bbecompare {
    padding: 3rem 0;
    background: var(--bg-elevated);
}

.z79bbetable-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: var(--radius-lg);
    border: var(--card-border);
    background: var(--surface);
}

.z79bbetable {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
    min-width: 520px;
}

.z79bbetable th,
.z79bbetable td {
    padding: 0.75rem 0.85rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
    line-height: 1.45;
    overflow-wrap: break-word;
}

.z79bbetable th {
    background: var(--surface-2);
    color: var(--accent);
    font-weight: 600;
}

.z79bbetable td { color: var(--text-muted); }
.z79bbetable tr:last-child td { border-bottom: none; }

/* —— FAQ —— */
.z79bbefaq {
    padding: var(--section-py) 0;
}

.z79bbefaq-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
}

.z79bbefaq-item {
    border-radius: var(--radius-lg);
    border: var(--card-border);
    background: var(--surface);
    overflow: hidden;
}

.z79bbefaq-item summary {
    padding: 0.9rem 1rem;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 0.75rem;
    line-height: 1.45;
    word-break: break-word;
}

.z79bbefaq-item summary::-webkit-details-marker { display: none; }

.z79bbefaq-item summary::after {
    content: "+";
    color: var(--accent);
    flex-shrink: 0;
    font-size: 1.2rem;
}

.z79bbefaq-item[open] summary::after { content: "−"; }

.z79bbefaq-item p {
    margin: 0;
    padding: 0 1rem 0.9rem;
    font-size: 0.86rem;
    color: var(--text-muted);
    line-height: 1.6;
    overflow-wrap: break-word;
}

/* —— 资讯 —— */
.z79bbenews {
    padding: var(--section-py) 0;
    background: var(--bg-elevated);
}

.z79bbenews-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 2rem;
}

.z79bbenews-head h2 {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 800;
}

.z79bbenews-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--gap);
}

.z79bbenews-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: var(--card-border);
    background: var(--surface);
    display: flex;
    flex-direction: column;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.z79bbenews-card:hover {
    border-color: rgba(139, 92, 246, 0.4);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.28);
}

.z79bbethumb-home {
    width: 100%;
    aspect-ratio: 16/10;
    object-fit: cover;
}

.z79bbenews-body {
    padding: 0.75rem;
    flex: 1;
}

.z79bbenews-meta {
    font-size: 0.72rem;
    color: var(--text-muted);
    margin-bottom: 0.35rem;
}

.z79bbenews-card h3 {
    margin: 0;
    font-size: 0.88rem;
    font-weight: 600;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.z79bbenews-card h3 a { color: var(--text); }
.z79bbenews-card h3 a:hover { color: var(--accent); }

/* —— 页脚 —— */
.z79bbefooter {
    padding: 3rem 0 calc(1.5rem + env(safe-area-inset-bottom, 0px));
    border-top: 1px solid var(--border);
    background: #040408;
}

.z79bbefooter-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.z79bbefooter-brand p {
    font-size: 0.88rem;
    color: var(--text-muted);
    margin: 1rem 0 0;
    line-height: 1.6;
}

.z79bbefooter-title {
    font-size: 0.9rem;
    font-weight: 600;
    margin: 0 0 0.85rem;
    color: var(--text);
}

.z79bbefooter-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.z79bbefooter-links li { margin-bottom: 0.4rem; }

.z79bbefooter-link {
    font-size: 0.85rem;
    color: var(--text-muted) !important;
}

.z79bbefooter-link:hover { color: var(--accent) !important; }

.z79bbefriend-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1rem;
    list-style: none;
    padding: 0;
    margin: 0;
}

.z79bbefriend-links a {
    font-size: 0.82rem;
    color: var(--text-muted) !important;
}

.z79bbefooter-bottom {
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
    text-align: center;
    font-size: 0.82rem;
    color: var(--text-muted);
}

.z79bbefooter-bottom p { margin: 0.35rem 0; }
.z79bbefooter-bottom a { color: var(--text-muted) !important; }
.z79bbefooter-bottom a:hover { color: var(--accent) !important; }

/* —— 列表 / 内页 —— */
.z79bbepage-hero {
    padding: 2rem 0 1.5rem;
    border-bottom: 1px solid var(--border);
    margin-bottom: 2rem;
}

.z79bbepage-hero h1 {
    margin: 0 0 0.5rem;
    font-size: clamp(1.35rem, 4vw, 1.75rem);
    font-weight: 800;
    background: linear-gradient(90deg, #fff, #c4b5fd);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.z79bbepage-hero p {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.92rem;
}

.z79bbepage-main { padding: 0 0 3.5rem; }

.z79bbelayout-2col {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(260px, 300px);
    gap: var(--gap);
    align-items: start;
}

.z79bbecard {
    background: rgba(20, 20, 31, 0.85);
    border: var(--card-border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(8px);
    overflow: hidden;
}

.z79bbecard-body { padding: var(--card-pad); }

.z79bbecard h3 {
    margin: 0 0 1rem;
    font-size: 1rem;
    color: var(--text);
}

.listbox .e2 {
    list-style: none;
    padding: 0;
    margin: 0;
}

.listbox .e2 li {
    padding-bottom: 1rem;
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--border);
}

.listbox .e2 li:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.z79bbelist-row {
    display: grid;
    grid-template-columns: 110px 1fr;
    gap: 1rem;
    align-items: start;
}

.z79bbelist-row h2 {
    margin: 0 0 0.35rem;
    font-size: 1rem;
    font-weight: 600;
}

.z79bbelist-row h2 a { color: var(--text); }
.z79bbelist-row h2 a:hover { color: var(--accent); }

.z79bbelist-row p {
    margin: 0;
    font-size: 0.88rem;
    color: var(--text-muted);
}

.z79bbelist-meta {
    font-size: 0.78rem;
    color: var(--text-muted);
    margin-bottom: 0.35rem;
}

.z79bbethumb-list,
.z79bbethumb-related {
    width: 100%;
    height: 80px;
    object-fit: cover;
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.z79bbethumb-side {
    width: 72px;
    height: 54px;
    object-fit: cover;
    border-radius: var(--radius-sm, 8px);
    border: 1px solid var(--border);
    flex-shrink: 0;
}

.z79bbethumb-cover {
    width: 100%;
    aspect-ratio: 16/9;
    max-height: 360px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
}

.z79bbesidebar-item {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 0.85rem;
    align-items: flex-start;
}

.z79bbesidebar-item > a:last-child {
    flex: 1;
    min-width: 0;
    font-size: 0.88rem;
    color: var(--text);
    word-break: break-word;
}

.z79bbesidebar-item > a:last-child:hover { color: var(--accent); }

.z79bbesidebar-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.z79bbesidebar-list li { margin-bottom: 0.45rem; }
.z79bbesidebar-list a { color: var(--text-muted); font-size: 0.9rem; }
.z79bbesidebar-list a:hover { color: var(--accent); }

.z79bbearticle-content {
    line-height: 1.8;
    font-size: 0.95rem;
    color: var(--text-muted);
    overflow-wrap: break-word;
}

.z79bbearticle-content h2,
.z79bbearticle-content h3 { color: var(--text); }

.z79bbearticle-content img,
.z79bbearticle-content table,
.z79bbearticle-content iframe {
    max-width: 100%;
}

.z79bbearticle-header-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem 1.25rem;
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-bottom: 1.25rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border);
}

.z79bbecard header h1 {
    margin: 0 0 0.5rem;
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--text);
    line-height: 1.35;
    word-break: break-word;
}

.z79bbemeta-tags {
    list-style: none;
    padding: 0;
    margin: 1.25rem 0 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.z79bbetagitem a {
    display: inline-block;
    padding: 0.25rem 0.7rem;
    font-size: 0.8rem;
    border-radius: 999px;
    background: rgba(139, 92, 246, 0.15);
    border: 1px solid rgba(139, 92, 246, 0.3);
    color: #c4b5fd !important;
}

.z79bbeprenext {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    font-size: 0.9rem;
}

.z79bbecard-mt { margin-top: 1.25rem; }

.z79bbecard-mt0 { margin-bottom: 1.25rem; }

.z79bbecover-wrap { margin-bottom: 1.5rem; }

.z79bbecard-subtitle {
    font-size: 1.1rem;
    font-weight: 700;
    margin: 0 0 1rem;
    color: var(--text);
}

.z79bberelated-item { margin-bottom: 1rem; }
.z79bberelated-item:last-child { margin-bottom: 0; }

.z79bberelated-title {
    font-weight: 600;
    color: var(--text);
}

.z79bberelated-title:hover { color: var(--accent); }

.z79bberelated-desc {
    margin: 0.35rem 0 0;
    font-size: 0.88rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.pagebar .pagelist {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    list-style: none;
    padding: 0;
    margin: 1.25rem 0 0;
}

.pagebar .pagelist a,
.pagebar .pagelist span {
    display: inline-block;
    padding: 0.4rem 0.75rem;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    font-size: 0.85rem;
    color: var(--text-muted) !important;
    background: var(--surface);
}

.pagebar .pagelist a:hover {
    border-color: var(--primary);
    color: var(--text) !important;
    background: rgba(139, 92, 246, 0.2);
}

/* —— 响应式 —— */
@media (max-width: 1100px) {
    .z79bbenav-link {
        padding: 0.38rem 0.5rem;
        font-size: 0.78rem;
    }
}

@media (max-width: 1024px) {
    .z79bbebento { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .z79bbebento-item.span-2 { grid-column: span 2; }
    .z79bbenews-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .z79bbeproof-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 860px) {
    .z79bbeclients-grid { grid-template-columns: minmax(0, 1fr); }
}

/* 平板及以下 */
@media (max-width: 991px) {
    .z79bbenav-toggle { display: flex; }

    .z79bbenavbar .z79bbecontainer {
        min-height: var(--nav-h);
    }

    .z79bbenavbar-nav {
        display: none;
        position: fixed;
        top: calc(var(--nav-h) + env(safe-area-inset-top, 0px));
        left: 0;
        right: 0;
        width: 100%;
        flex: none;
        flex-direction: column;
        align-items: stretch;
        padding: 0.5rem 12px 0.75rem;
        padding-bottom: calc(0.75rem + env(safe-area-inset-bottom, 0px));
        background: rgba(14, 14, 22, 0.98);
        border-bottom: 1px solid var(--border);
        max-height: min(78vh, calc(100dvh - var(--nav-h) - env(safe-area-inset-top, 0px)));
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        z-index: 999;
        box-shadow: 0 12px 40px rgba(0, 0, 0, 0.45);
    }

    .z79bbenavbar-nav.is-open { display: flex; }

    .z79bbenav-link {
        padding: 0.7rem 0.85rem;
        min-height: 44px;
        display: flex;
        align-items: center;
        white-space: normal;
        font-size: 0.9rem;
    }

    .z79bbehero-grid,
    .z79bbeofficial-grid { grid-template-columns: 1fr; }

    .z79bbehero-visual {
        order: -1;
        margin-bottom: 0.25rem;
    }

    .z79bbehero-content {
        text-align: center;
    }

    .z79bbehero h1,
    .z79bbehero-lead {
        max-width: none;
        margin-left: auto;
        margin-right: auto;
    }

    .z79bbehero-eyebrow { margin-left: auto; margin-right: auto; }
    .z79bbehero-cta { justify-content: center; }
    .z79bbehero-chips { justify-content: center; }

    .z79bbetimeline { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .z79bbetrust-grid { grid-template-columns: 1fr; }
    .z79bbelayout-2col { grid-template-columns: 1fr; }
    .z79bbelayout-2col > aside { margin-top: 0.25rem; }
    .z79bbefooter-grid { grid-template-columns: 1fr 1fr; }
}

/* 手机 */
@media (max-width: 767px) {
    :root {
        --section-py: 2.75rem;
        --gap: 0.875rem;
        --nav-h: 56px;
        --card-pad: 1.1rem;
    }

    .z79bbecontainer { padding: 0 12px; }

    .z79bbenavbar-nav {
        padding-left: 12px;
        padding-right: 12px;
    }

    .z79bbenavbar-brand img { height: 30px; }

    .z79bbehero { padding: 1.75rem 0 2.25rem; }

    .z79bbehero h1 {
        font-size: clamp(1.45rem, 6.5vw, 1.85rem);
    }

    .z79bbehero-lead {
        font-size: 0.875rem;
        line-height: 1.55;
    }

    .z79bbehero-cta {
        flex-direction: column;
        align-items: stretch;
        width: 100%;
    }

    .z79bbehero-cta .z79bbebtn {
        width: 100%;
        max-width: 100%;
    }

    .z79bbehero-chips {
        flex-direction: column;
        align-items: stretch;
    }

    .z79bbehero-chips span {
        text-align: center;
    }

    .z79bbehero-frame {
        max-width: min(240px, 88vw);
        padding: 0.6rem;
    }

    .z79bbesection-head {
        margin-bottom: 1.35rem;
    }

    .z79bbesection-head h2 {
        font-size: 1.25rem;
    }

    .z79bbesection-head p {
        font-size: 0.875rem;
    }

    .z79bbeofficial-card h2 {
        font-size: 1.15rem;
    }

    .z79bbekw-row {
        justify-content: center;
    }

    .z79bbebento { grid-template-columns: minmax(0, 1fr); }
    .z79bbebento-item.span-2 { grid-column: span 1; }

    .z79bbebadges,
    .z79bbenews-grid,
    .z79bbeproof-grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .z79bbetimeline { grid-template-columns: minmax(0, 1fr); }
    .z79bbetrust-list { grid-template-columns: 1fr; }

    .z79bbeticker {
        padding: 0.65rem 0;
    }

    .z79bbeticker-track {
        animation-duration: 38s;
        gap: 2rem;
    }

    .z79bbeclient-head {
        flex-wrap: wrap;
    }

    .z79bbecompare {
        padding: 2rem 0;
    }

    .z79bbetable-wrap {
        margin: 0 -2px;
    }

    .z79bbenews-head {
        flex-direction: column;
        align-items: stretch;
        margin-bottom: 1.25rem;
    }

    .z79bbenews-head h2 {
        font-size: 1.25rem;
    }

    .z79bbenews-head .z79bbebtn {
        width: 100%;
    }

    .z79bbethumb-home {
        aspect-ratio: 16 / 9;
        max-height: 180px;
    }

    .z79bbefooter {
        padding: 2.25rem 0 calc(1.25rem + env(safe-area-inset-bottom, 0px));
    }

    .z79bbefooter-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 1.35rem;
    }

    .z79bbefooter-brand img { margin: 0 auto; }
    .z79bbefriend-links { justify-content: center; }

    .z79bbefooter-bottom {
        font-size: 0.78rem;
        line-height: 1.7;
        padding-left: 0.25rem;
        padding-right: 0.25rem;
    }

    .z79bbepage-main {
        padding: 0 0 2.5rem;
    }

    .z79bbepage-hero {
        padding: 1.5rem 0 1.25rem;
        margin-bottom: 1.25rem;
    }

    .z79bbepage-hero h1 {
        font-size: 1.2rem;
    }

    .z79bbelist-row {
        grid-template-columns: 88px 1fr;
        gap: 0.75rem;
    }

    .z79bbelist-row h2 {
        font-size: 0.92rem;
    }

    .z79bbelist-row p {
        font-size: 0.82rem;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .z79bbecard header h1 {
        font-size: 1.1rem;
    }

    .z79bbearticle-header-meta {
        flex-direction: column;
        gap: 0.3rem;
    }

    .z79bbethumb-cover {
        max-height: 200px;
    }

    .z79bbeclient-card .z79bbebtn,
    .z79bbebtn {
        min-height: 44px;
        box-sizing: border-box;
    }

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

    .z79bbebtn-glow:hover,
    .z79bbebtn:hover,
    .z79bbebento-item:hover,
    .z79bbenews-card:hover {
        transform: none;
        box-shadow: none;
    }

    .z79bbebento-item:hover,
    .z79bbenews-card:hover {
        border-color: var(--border);
    }
}

/* 小屏手机 */
@media (max-width: 480px) {
    :root {
        --card-pad: 1rem;
        --section-py: 2.5rem;
    }

    .z79bbecontainer { padding: 0 10px; }

    .z79bbenavbar-nav {
        padding-left: 10px;
        padding-right: 10px;
    }

    .z79bbehero-chips {
        gap: 0.35rem;
    }

    .z79bbeproof-item {
        padding: 0.9rem 0.65rem;
    }

    .z79bbeproof-num {
        font-size: 1.45rem;
    }

    .z79bbelist-row { grid-template-columns: 1fr; }

    .z79bbelist-row .thumb-wrap a {
        display: block;
    }

    .z79bbethumb-list,
    .z79bbethumb-related {
        width: 100%;
        height: auto;
        aspect-ratio: 16 / 9;
        max-height: 160px;
    }

    .z79bbesidebar-item {
        flex-direction: column;
    }

    .z79bbethumb-side {
        width: 100%;
        height: auto;
        aspect-ratio: 16 / 9;
        max-height: 120px;
    }

    .z79bbestep-dot {
        width: 40px;
        height: 40px;
        font-size: 0.95rem;
    }
}

@media (max-width: 767px) and (hover: hover) {
    .z79bbebtn-glow:hover {
        transform: translateY(-1px);
        box-shadow: 0 6px 22px var(--primary-glow);
    }
}