:root {
    /* 深色交易所 + 金 (#fcd535) + 青 (#22d3ee) 点缀（与此前暖色纸面方案区分） */
    --primary-color: #fcd535;
    --primary-dark: #d4a017;
    --secondary-color: #0b0e11;
    --accent-color: #22d3ee;
    --accent-green: #0ecb81;
    --surface: #eceff3;
    --surface-elevated: #ffffff;
    --text-color: #1e2329;
    --text-muted: #5e6673;
    --border-subtle: rgba(30, 35, 41, 0.1);
    --border-inner: rgba(30, 35, 41, 0.06);
    /* 首页暗色板块：统一线宽，避免有的粗、有的细 */
    --border-home: 1px solid rgba(255, 255, 255, 0.09);
    --border-home-divider: 1px solid rgba(255, 255, 255, 0.06);
    --border-home-line-strong: 1px solid rgba(255, 255, 255, 0.11);
    --border-gold-line: 1px solid rgba(252, 213, 53, 0.3);
    --border-block: var(--border-home);
    --border-accent-2: 2px solid var(--primary-color);
    --border-accent-ink: var(--border-gold-line);
    --gray-100: #f0f2f5;
    --gray-200: #e6e8ec;
    --home-text: #eaecef;
    --home-muted: #848e9c;
    --home-panel: #161a22;
    --home-panel-2: #1e232d;
    --transition-speed: 0.3s;
    --transition-easing: cubic-bezier(0.4, 0, 0.2, 1);
    --radius-card: 0.5rem;
    --radius-inner: 0.375rem;
    --shadow-soft: 0 4px 24px rgba(0, 0, 0, 0.25);
    --shadow-hover: 0 8px 32px rgba(0, 0, 0, 0.35);
}

html {
    overflow-x: hidden;
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

/* Flex 子项文本截断时防止撑破栅格 */
.min-w-0 {
    min-width: 0;
}

body {
    font-family: "PingFang SC", "Microsoft YaHei", "Segoe UI", system-ui, sans-serif;
    color: var(--text-color);
    line-height: 1.65;
    background: var(--surface);
    overflow-x: hidden;
    padding-left: env(safe-area-inset-left, 0);
    padding-right: env(safe-area-inset-right, 0);
}

body.z1d028home-body {
    background: var(--secondary-color);
    color: var(--home-text);
}

body.z1d028home-body .text-muted {
    color: var(--home-muted) !important;
}

/* Bootstrap 栅格 + 卡片 hover 位移时防止撑出视口 */
.container .row > [class*="col-"] {
    min-width: 0;
}

/* —— 导航：深色顶栏 —— */
.z1d028navbar {
    background: rgba(11, 14, 17, 0.92);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: var(--border-home);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.35);
    padding: 0.55rem 0;
}

.z1d028navbar-brand img {
    height: 44px;
}

.z1d028nav-link {
    color: rgba(234, 236, 239, 0.92) !important;
    font-weight: 500;
    padding: 0.5rem 0.75rem !important;
    border-radius: var(--radius-inner);
    transition: color var(--transition-speed), background var(--transition-speed);
    white-space: normal;
    word-break: break-word;
}

.z1d028nav-link:hover {
    color: var(--primary-color) !important;
    background: rgba(252, 213, 53, 0.08);
}

/* —— 英雄区：深底 + 网格光晕 —— */
.z1d028hero-section {
    background: radial-gradient(1200px 600px at 85% 10%, rgba(34, 211, 238, 0.08), transparent 55%),
        radial-gradient(900px 480px at 10% 90%, rgba(252, 213, 53, 0.07), transparent 50%),
        linear-gradient(180deg, #0b0e11 0%, #12151c 100%);
    color: var(--home-text);
    padding: clamp(2.75rem, 7vw, 4.75rem) 0 clamp(3rem, 8vw, 4.5rem);
    position: relative;
    overflow-x: clip;
    overflow-y: visible;
    border-bottom: var(--border-home-divider);
}

.z1d028hero-section::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: radial-gradient(ellipse 80% 70% at 50% 0%, #000 20%, transparent 70%);
    pointer-events: none;
}

.z1d028hero-section .container {
    position: relative;
    z-index: 1;
}

.z1d028hero-kicker {
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--accent-color);
    margin-bottom: 0.65rem;
}

.z1d028hero-title {
    font-size: clamp(1.85rem, 4.5vw, 3rem);
    font-weight: 800;
    margin-bottom: 0.85rem;
    line-height: 1.1;
    letter-spacing: -0.03em;
    border-left: none;
    padding-left: 0;
    background: linear-gradient(105deg, #fff 0%, rgba(234, 236, 239, 0.88) 45%, var(--primary-color) 120%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

@supports not (-webkit-background-clip: text) {
    .z1d028hero-title {
        color: #fff;
        background: none;
    }
}

.z1d028hero-subtitle {
    font-size: clamp(0.98rem, 1.9vw, 1.12rem);
    margin-bottom: 0.85rem;
    opacity: 0.92;
    max-width: 36rem;
    line-height: 1.55;
    color: var(--home-text);
}

.z1d028hero-lede {
    color: var(--home-muted);
    line-height: 1.6;
    max-width: 40rem;
}

.z1d028hero-pill {
    display: inline-flex;
    align-items: center;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: rgba(234, 236, 239, 0.88);
    border: var(--border-home-line-strong);
    border-radius: 999px;
    padding: 0.35rem 0.65rem;
    background: rgba(255, 255, 255, 0.04);
}

.z1d028hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
    margin-top: 0.25rem;
}

.z1d028hero-visual-wrap {
    max-width: 380px;
}

.z1d028hero-frame {
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02));
    padding: 0.5rem;
    box-shadow: 0 20px 48px rgba(0, 0, 0, 0.42);
    transform: none;
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
    box-sizing: border-box;
    border-radius: var(--radius-card);
    border: var(--border-home);
    overflow: clip;
}

@media (min-width: 992px) {
    .z1d028hero-frame {
        margin-left: 0;
        margin-right: auto;
    }
}

.z1d028hero-image {
    display: block;
    width: 100%;
    height: auto;
    border-radius: calc(var(--radius-card) - 2px);
    border: var(--border-home-divider);
    object-fit: contain;
}

.z1d028btn-ghost {
    background: transparent !important;
    color: var(--home-text) !important;
    border: 1px solid rgba(255, 255, 255, 0.28) !important;
    border-radius: var(--radius-card) !important;
    font-weight: 600;
    padding: 0.65rem 1.25rem !important;
}

.z1d028btn-ghost:hover {
    background: rgba(255, 255, 255, 0.06) !important;
    border-color: var(--primary-color) !important;
    color: #fff !important;
}

.z1d028btn-solid {
    background: var(--primary-color) !important;
    border: 1px solid var(--primary-color) !important;
    color: #0b0e11 !important;
    border-radius: var(--radius-card) !important;
    font-weight: 700;
    padding: 0.65rem 1.25rem !important;
}

.z1d028btn-solid:hover {
    background: #ffe175 !important;
    border-color: #ffe175 !important;
    color: #0b0e11 !important;
}

.z1d028btn-outline {
    background: transparent !important;
    color: var(--primary-color) !important;
    border: 1px solid rgba(252, 213, 53, 0.55) !important;
    border-radius: var(--radius-card) !important;
    font-weight: 600;
    padding: 0.65rem 1.25rem !important;
}

.z1d028btn-outline:hover {
    background: rgba(252, 213, 53, 0.12) !important;
    color: #fff !important;
    border-color: var(--primary-color) !important;
}

.z1d028btn-gold {
    background: var(--primary-color) !important;
    color: #0b0e11 !important;
    border: none !important;
    font-weight: 700;
    border-radius: var(--radius-card) !important;
}

.z1d028btn-gold:hover {
    background: #ffe175 !important;
    color: #0b0e11 !important;
}

.z1d028btn-green {
    background: var(--accent-green) !important;
    border: 1px solid var(--accent-green) !important;
    color: #0b0e11 !important;
    font-weight: 700;
    border-radius: var(--radius-card) !important;
}

.z1d028btn-green:hover {
    filter: brightness(1.08);
    color: #0b0e11 !important;
}

.z1d028prose-section {
    background: #0e1117;
    border-bottom: var(--border-home-divider);
    padding: clamp(2rem, 4vw, 3rem) 0;
}

.z1d028prose-panel {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.04) 0%, rgba(255, 255, 255, 0.02) 100%);
    border: var(--border-home);
    border-radius: var(--radius-card);
    padding: clamp(1.25rem, 3vw, 2rem);
    box-sizing: border-box;
    overflow: clip;
    min-width: 0;
}

.z1d028prose-eyebrow {
    font-size: 0.68rem;
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--accent-color);
}

.z1d028prose-lead {
    font-size: clamp(1.02rem, 2vw, 1.15rem);
    line-height: 1.65;
    color: var(--home-text);
    font-weight: 500;
}

.z1d028prose-rule {
    border-left: 2px solid var(--primary-color);
    padding-left: 1.25rem;
}

@media (max-width: 991px) {
    .z1d028prose-rule {
        border-left: none;
        padding-left: 0;
        border-top: var(--border-home-divider);
        padding-top: 1.25rem;
    }
}

.z1d028prose-section .lead {
    color: var(--text-muted);
    text-align: left;
    max-width: none;
}

/* —— 分区标题（子页等仍可居中） —— */
.z1d028section-head {
    text-align: center;
    max-width: 40rem;
    margin: 0 auto 2.5rem;
}

.z1d028section-head h2 {
    font-weight: 700;
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
    font-size: clamp(1.35rem, 3vw, 1.75rem);
}

.z1d028section-head p {
    color: var(--text-muted);
    margin: 0;
    font-size: 1rem;
}

/* —— 首页：章节标题 —— */
.z1d028section-lead {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    max-width: 56rem;
    min-width: 0;
}

.z1d028section-lead > div {
    flex: 1 1 auto;
    min-width: 0;
}

.z1d028section-index {
    flex: 0 0 auto;
    min-width: 2.75rem;
    height: 2.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 0.85rem;
    letter-spacing: 0.02em;
    color: var(--primary-color);
    background: rgba(252, 213, 53, 0.1);
    border: var(--border-gold-line);
    border-radius: var(--radius-card);
    line-height: 1;
}

.z1d028section-index--stats {
    background: rgba(252, 213, 53, 0.12);
    border-color: rgba(252, 213, 53, 0.36);
    color: var(--primary-color);
}

.z1d028section-lead--stats .z1d028section-title,
.z1d028section-lead--stats .z1d028section-dek {
    color: var(--home-text);
}

.z1d028section-lead--stats .z1d028section-dek {
    opacity: 0.85;
}

.z1d028section-title {
    font-weight: 800;
    font-size: clamp(1.3rem, 2.6vw, 1.75rem);
    letter-spacing: -0.02em;
    color: var(--home-text);
    margin-bottom: 0.4rem;
}

.z1d028section-dek {
    color: var(--home-muted);
    font-size: 0.95rem;
    line-height: 1.6;
    max-width: 48rem;
}

/* —— 首页：交易矩阵 —— */
.z1d028features-editor {
    background: #12151c;
    border-bottom: var(--border-home-divider);
}

.z1d028matrix-card {
    background: var(--home-panel);
    border: var(--border-home);
    border-radius: var(--radius-card);
    padding: 1.25rem 1.2rem;
    height: 100%;
    box-sizing: border-box;
    overflow: clip;
    min-width: 0;
    transition: border-color var(--transition-speed), transform var(--transition-speed);
}

.z1d028matrix-card:hover {
    border-color: rgba(252, 213, 53, 0.38);
    transform: translateY(-2px);
}

.z1d028matrix-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-inner);
    background: rgba(34, 211, 238, 0.12);
    color: var(--accent-color);
    font-size: 1.1rem;
    margin-bottom: 0.85rem;
}

.z1d028matrix-title {
    color: var(--home-text);
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.z1d028matrix-strip {
    background: rgba(0, 0, 0, 0.25);
    border: var(--border-home);
    border-radius: var(--radius-card);
    padding: 1rem 1.15rem;
    box-sizing: border-box;
    overflow: clip;
    min-width: 0;
}

.z1d028matrix-list {
    margin: 0;
    padding-left: 1.15rem;
}

.z1d028matrix-list li {
    margin-bottom: 0.35rem;
}

.z1d028matrix-list li:last-child {
    margin-bottom: 0;
}

/* 旧版编辑栅格（保留类名以免历史引用报错） */
.z1d028editorial-grid {
    display: grid;
    gap: 1.75rem;
    grid-template-columns: 1fr;
}

@media (min-width: 992px) {
    .z1d028editorial-grid {
        grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
        align-items: start;
    }
}

.z1d028editorial-lead {
    border: var(--border-home);
    border-radius: var(--radius-card);
    padding: 1.2rem 1.25rem 1.25rem;
    box-sizing: border-box;
    overflow: clip;
    background: var(--home-panel);
}

.z1d028kern {
    letter-spacing: 0.12em;
    color: var(--primary-color);
    margin-bottom: 0.75rem;
}

.z1d028checklist {
    margin: 0;
    padding-left: 1.1rem;
}

.z1d028checklist li {
    margin-bottom: 0.35rem;
}

.z1d028editorial-aside {
    border: var(--border-home);
    padding: 1.15rem 1.25rem;
    background: rgba(0, 0, 0, 0.2);
    box-sizing: border-box;
    border-radius: var(--radius-card);
    overflow: clip;
}

.z1d028spec-row {
    display: flex;
    gap: 1rem;
    padding-bottom: 1rem;
    margin-bottom: 1rem;
    border-bottom: var(--border-home-divider);
    min-width: 0;
}

.z1d028spec-row > div:last-child {
    min-width: 0;
}

.z1d028spec-row:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.z1d028spec-num {
    font-family: ui-monospace, "Cascadia Code", "Consolas", monospace;
    font-weight: 700;
    font-size: 0.85rem;
    color: var(--primary-color);
    flex: 0 0 2.25rem;
}

.z1d028ledger-card {
    border: var(--border-home);
    background: var(--home-panel);
    padding: 1.1rem 1.15rem;
    height: 100%;
    box-sizing: border-box;
    border-radius: var(--radius-card);
    overflow: clip;
}

.z1d028ledger-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    color: var(--home-text);
}

.z1d028ledger-mark {
    width: 6px;
    height: 1.1rem;
    background: var(--primary-color);
    border-radius: 1px;
    flex-shrink: 0;
}

/* —— 开户流程：四格 —— */
.z1d028guide-section.z1d028guide-arch {
    background: #0f1218;
    border-bottom: var(--border-home-divider);
}

.z1d028flow-card {
    background: var(--home-panel);
    border: var(--border-home);
    border-radius: var(--radius-card);
    padding: 1rem 1rem 1.1rem;
    height: 100%;
    box-sizing: border-box;
    position: relative;
    overflow: clip;
}

.z1d028flow-card .h6 {
    color: var(--home-text);
}

.z1d028flow-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.75rem;
    height: 1.75rem;
    font-size: 0.8rem;
    font-weight: 800;
    color: #0b0e11;
    background: var(--primary-color);
    border-radius: var(--radius-inner);
}

.z1d028timeline {
    list-style: none;
    padding: 0;
    margin: 0;
    border-left: var(--border-home);
}

.z1d028timeline-item {
    position: relative;
    padding-left: 1.35rem;
    margin-bottom: 1.5rem;
}

.z1d028timeline-item:last-child {
    margin-bottom: 0;
}

.z1d028timeline-dot {
    position: absolute;
    left: calc(-0.325rem - 0.5px);
    top: 0.35rem;
    width: 0.65rem;
    height: 0.65rem;
    background: var(--home-panel);
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    box-sizing: border-box;
}

.z1d028timeline-body h3 {
    color: var(--home-text);
}

/* —— 统计：深色带 —— */
.z1d028stats-section {
    background: linear-gradient(180deg, #0a0c10 0%, #0d1016 100%);
    color: var(--home-text);
    padding: clamp(2.75rem, 6vw, 4rem) 0;
    border-top: 1px solid rgba(252, 213, 53, 0.12);
    border-bottom: var(--border-home-divider);
}

.z1d028stats-section .z1d028stat-item {
    border: var(--border-home);
    border-radius: var(--radius-card);
    padding: 0.85rem 0.5rem;
    min-height: clamp(5rem, 22vw, 6.5rem);
    background: rgba(255, 255, 255, 0.03);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
    overflow: clip;
}

/* —— 下载 —— */
.z1d028download-slab {
    display: flex;
    flex-direction: column;
    border: var(--border-home);
    border-radius: var(--radius-card);
    padding: 1.2rem 1.25rem;
    background: var(--home-panel);
    box-sizing: border-box;
    overflow: clip;
    position: relative;
    min-width: 0;
}

.z1d028download-slab--win::before,
.z1d028download-slab--apk::before {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    height: 2px;
    border-radius: var(--radius-card) var(--radius-card) 0 0;
}

.z1d028download-slab--win::before {
    background: linear-gradient(90deg, var(--accent-color), rgba(34, 211, 238, 0.35));
}

.z1d028download-slab--apk::before {
    background: linear-gradient(90deg, var(--accent-green), rgba(14, 203, 129, 0.35));
}

.z1d028download-slab-head {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    margin-bottom: 1rem;
    padding-top: 0.15rem;
}

.z1d028download-badge {
    font-size: 0.65rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #0b0e11;
    background: var(--primary-color);
    padding: 0.4rem 0.55rem;
    line-height: 1;
    flex-shrink: 0;
    border-radius: var(--radius-inner);
}

.z1d028download-slab .h5 {
    color: var(--home-text);
}

.z1d028download-code {
    font-family: ui-monospace, "Cascadia Code", "Consolas", monospace;
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    color: #0b0e11;
    background: var(--primary-color);
    padding: 0.35rem 0.45rem;
    line-height: 1;
    flex-shrink: 0;
    border-radius: var(--radius-inner);
}

.z1d028download-list {
    list-style: none;
    padding-left: 0;
    margin: 0 0 1.25rem;
}

.z1d028download-list li {
    position: relative;
    padding-left: 1rem;
    margin-bottom: 0.4rem;
}

.z1d028download-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.55em;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--accent-color);
    opacity: 0.85;
}

/* —— 安全：磁贴 —— */
.z1d028security-row {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    border: var(--border-home);
    border-radius: var(--radius-card);
    padding: 1.05rem 1.15rem;
    height: 100%;
    background: var(--home-panel);
    box-sizing: border-box;
    overflow: clip;
    min-width: 0;
}

.z1d028security-row-icon {
    width: 44px;
    height: 44px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    color: #0b0e11;
    background: var(--primary-color);
    border-radius: var(--radius-inner);
}

.z1d028security-tile {
    border: var(--border-home);
    border-radius: var(--radius-card);
    padding: 1.15rem 1.1rem;
    background: var(--home-panel);
    box-sizing: border-box;
    overflow: clip;
    min-width: 0;
    transition: border-color var(--transition-speed);
}

.z1d028security-tile:hover {
    border-color: rgba(252, 213, 53, 0.3);
}

.z1d028security-tile .h6 {
    color: var(--home-text);
}

.z1d028security-tile-icon {
    display: block;
    font-size: 1.35rem;
    color: var(--primary-color);
    margin-bottom: 0.65rem;
}

.z1d028certificate-minimal {
    border: var(--border-home);
    border-top: 2px solid rgba(34, 211, 238, 0.38);
    border-radius: var(--radius-card);
    padding: 0.95rem 1rem 1rem;
    background: rgba(0, 0, 0, 0.2);
    box-sizing: border-box;
    height: 100%;
    overflow: clip;
    min-width: 0;
}

.z1d028certificate-minimal h4 {
    color: var(--home-text);
    font-weight: 700;
}

/* —— FAQ —— */
.z1d028faq-band {
    background: #12151c;
    border-top: var(--border-home-divider);
}

.z1d028faq-block {
    border: var(--border-home);
    border-radius: var(--radius-card);
    padding: 1rem 1.05rem 1.05rem;
    background: var(--home-panel);
    height: 100%;
    box-sizing: border-box;
    overflow: clip;
}

.z1d028faq-q {
    color: var(--home-text);
    font-weight: 700;
    margin-bottom: 0.45rem;
}

/* —— 文章区块 —— */
.z1d028article-band {
    border-top: var(--border-home-divider);
    background: #0f1218;
}

.z1d028article-heading {
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--home-text);
}

.z1d028article-card {
    border: var(--border-home) !important;
    border-radius: var(--radius-card) !important;
    box-shadow: none !important;
    overflow: clip;
    background: var(--home-panel) !important;
    transition: border-color var(--transition-speed), box-shadow var(--transition-speed);
}

.z1d028article-card:hover {
    border-color: rgba(252, 213, 53, 0.45) !important;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35) !important;
}

.z1d028article-card-link {
    color: var(--home-text) !important;
}

.z1d028article-card-link:hover {
    color: var(--primary-color) !important;
}

/* —— 特点卡片（与 Bootstrap .card 组合，保证边框圆角不被覆盖） —— */
.card.z1d028feature-card {
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-soft);
    transition: transform var(--transition-speed) var(--transition-easing),
        box-shadow var(--transition-speed) var(--transition-easing);
    border: 1px solid var(--border-subtle);
    height: 100%;
    background: var(--surface-elevated);
    overflow: clip;
    box-sizing: border-box;
}

.card.z1d028feature-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.z1d028feature-icon {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1.25rem;
    background: rgba(252, 213, 53, 0.12);
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-inner);
    margin: 0 auto 1.25rem;
}

/* —— 统计数据 —— */
.z1d028stat-number {
    font-size: clamp(1.85rem, 3.8vw, 2.6rem);
    font-weight: 800;
    margin-bottom: 0.35rem;
    color: var(--primary-color);
    letter-spacing: -0.02em;
}

.z1d028stat-label {
    font-size: clamp(0.78rem, 1.9vw, 0.95rem);
    color: var(--home-muted);
    max-width: 14rem;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.35;
    word-break: break-word;
}

/* —— 下载区 —— */
.z1d028download-section {
    padding: clamp(2.75rem, 6vw, 4.25rem) 0;
    background: #161a22;
    border-bottom: var(--border-home-divider);
}

.z1d028download-header h2 {
    color: var(--secondary-color);
    font-weight: 700;
}

.z1d028download-subtitle {
    color: var(--text-muted);
}

.z1d028download-card {
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-soft);
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
    background: var(--surface-elevated);
    box-sizing: border-box;
    overflow: clip;
}

.z1d028download-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.z1d028platform-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-inner);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.35rem;
}

.z1d028ios-icon {
    background: linear-gradient(135deg, #0ea5e9, #0369a1);
    color: #fff;
}

.z1d028android-icon {
    background: linear-gradient(135deg, #10b981, #047857);
    color: #fff;
}

.z1d028download-info {
    background: rgba(252, 213, 53, 0.08);
    padding: 1.25rem;
    border-radius: var(--radius-inner);
    border: 1px solid var(--border-inner);
    box-sizing: border-box;
}

.z1d028info-item i {
    color: var(--primary-color);
    flex-shrink: 0;
    margin-top: 0.15em;
}

.z1d028info-item span {
    min-width: 0;
}

.z1d028download-action .btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border: none;
}

/* —— 新手指引 / 双栏 —— */
.z1d028guide-section {
    padding: clamp(2.75rem, 6vw, 4rem) 0;
    background: #161a22;
}

.z1d028guide-panel {
    border-radius: var(--radius-card);
    border: 1px solid var(--border-subtle);
    padding: 1.5rem;
    height: 100%;
    background: var(--gray-100);
    box-sizing: border-box;
    overflow: clip;
}

.z1d028guide-panel h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.z1d028guide-panel ol,
.z1d028guide-panel ul {
    padding-left: 1.1rem;
    margin-bottom: 0;
    color: var(--text-muted);
    font-size: 0.95rem;
}

.z1d028guide-panel li {
    margin-bottom: 0.5rem;
}

/* —— 安全区 —— */
.z1d028security-section {
    padding: clamp(3rem, 7vw, 5rem) 0;
    background: #12151c;
    border-bottom: var(--border-home-divider);
}

.z1d028security-header h2 {
    color: var(--secondary-color);
    font-weight: 700;
}

.z1d028security-subtitle {
    color: var(--text-muted);
}

.z1d028security-card {
    background: var(--surface-elevated);
    border-radius: var(--radius-card);
    padding: 1.5rem;
    height: 100%;
    box-shadow: var(--shadow-soft);
    border: 1px solid var(--border-subtle);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    box-sizing: border-box;
    overflow: clip;
}

.z1d028security-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.z1d028security-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-inner);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin: 0 auto 1.25rem;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: #0b0e11;
}

.z1d028security-card h3 {
    color: var(--secondary-color);
    font-weight: 600;
    text-align: center;
    margin-bottom: 1.25rem;
    font-size: 1.1rem;
}

.z1d028security-features {
    background: rgba(34, 211, 238, 0.08);
    padding: 1.1rem 1.2rem;
    border-radius: var(--radius-inner);
    border: 1px solid var(--border-inner);
    box-sizing: border-box;
}

.z1d028feature-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 0.75rem;
    gap: 0.5rem;
}

.z1d028feature-item:last-child {
    margin-bottom: 0;
}

.z1d028feature-item span {
    min-width: 0;
}

.z1d028feature-item i {
    color: var(--primary-color);
    flex-shrink: 0;
    margin-top: 0.15em;
}

.z1d028security-certificates {
    margin-top: 3rem;
}

.z1d028certificate-card {
    background: var(--surface-elevated);
    border-radius: var(--radius-card);
    padding: 1.5rem;
    text-align: center;
    box-shadow: var(--shadow-soft);
    border: 1px solid var(--border-subtle);
    height: 100%;
    transition: transform 0.25s ease;
    box-sizing: border-box;
    overflow: clip;
}

.z1d028certificate-card:hover {
    transform: translateY(-3px);
}

.z1d028certificate-icon {
    width: 72px;
    height: 72px;
    border-radius: var(--radius-inner);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    margin: 0 auto 1.25rem;
    background: linear-gradient(135deg, var(--accent-color), #0891b2);
    color: #0b0e11;
}

.z1d028certificate-card h4 {
    color: var(--secondary-color);
    font-weight: 600;
    font-size: 1.05rem;
}

.z1d028certificate-card p {
    color: var(--text-muted);
    margin: 0;
    font-size: 0.9rem;
}

/* —— FAQ 卡片 —— */
.card.z1d028faq-card {
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-soft);
    transition: box-shadow 0.25s ease;
    overflow: clip;
    box-sizing: border-box;
}

.card.z1d028faq-card:hover {
    box-shadow: var(--shadow-hover);
}

.card.z1d028faq-card .card-title {
    color: var(--secondary-color);
    font-size: 1rem;
    font-weight: 600;
}

/* —— 文章区 —— */
#article .card {
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-card);
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    box-sizing: border-box;
}

#article .card:hover {
    box-shadow: var(--shadow-hover);
}

/* —— 页脚 —— */
.z1d028footer {
    background: var(--secondary-color);
    padding: 3rem 0 1.5rem;
    color: #94a3b8;
}

.z1d028footer .z1d028footer-title {
    color: #e2e8f0;
}

.z1d028footer-link {
    color: #94a3b8;
}

.z1d028footer-link:hover {
    color: #fcd535;
}

.z1d028footer-bottom {
    border-top: var(--border-home);
    padding-top: 1.5rem;
}

.z1d028footer-bottom a {
    color: #cbd5e1;
}

.z1d028footer-bottom a:hover {
    color: #fcd535;
}

/* —— 子页内容区 —— */
.z1d028page-shell {
    padding: clamp(2rem, 4vw, 3rem) 0;
    background: var(--surface);
    min-height: 50vh;
}

.z1d028page-shell .card {
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-card);
    overflow: clip;
    box-sizing: border-box;
}

.z1d028page-shell .card.shadow-sm {
    box-shadow: var(--shadow-soft) !important;
}

.z1d028page-shell aside a {
    color: var(--primary-dark);
    text-decoration: none;
}

.z1d028page-shell aside a:hover {
    text-decoration: underline;
}

/* —— 按钮与表单 —— */
.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark)) !important;
    border: none !important;
}

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

.btn-outline-primary:hover {
    background: var(--primary-color) !important;
    color: #0b0e11 !important;
    border-color: var(--primary-color) !important;
}

.text-primary {
    color: var(--primary-color) !important;
}

input:focus,
select:focus,
textarea:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(252, 213, 53, 0.22);
}

/* —— 内页侧栏标题 —— */
.z1d028sidebar-title {
    color: var(--secondary-color);
    font-weight: 700;
    font-size: 1rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border-subtle);
}

/* —— 动画 —— */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.z1d028hero-section .container,
.z1d028matrix-card,
.z1d028download-slab,
.z1d028faq-block {
    animation: fadeIn 0.55s var(--transition-easing) forwards;
}

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

.navbar-toggler {
    border: none;
    padding: 0.5rem;
}

.navbar-collapse {
    background: rgba(18, 21, 28, 0.98);
    padding: 0.75rem;
    border-radius: var(--radius-card);
    margin-top: 0.5rem;
    border: var(--border-home);
    box-sizing: border-box;
}

@media (min-width: 992px) {
    .navbar-collapse {
        background: transparent;
        border: none;
        padding: 0;
        margin-top: 0;
    }
}

/* 列表页分页 */
.pagebar .pagelist {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
    list-style: none;
    padding-left: 0;
    margin: 0;
}

.pagebar .pagelist li {
    display: inline-flex;
    margin: 0;
}

/* 缩略图 */
.z1d028thumb-home {
    border-radius: var(--radius-card) var(--radius-card) 0 0;
}

@media (max-width: 991.98px) {
    .z1d028matrix-strip .text-lg-end {
        text-align: center !important;
    }

    .z1d028matrix-strip .btn {
        display: block;
        width: 100%;
        max-width: 18rem;
        margin-left: auto;
        margin-right: auto;
        box-sizing: border-box;
    }
}

@media (max-width: 767px) {
    .z1d028navbar {
        padding: 0.45rem 0;
    }

    .z1d028navbar .navbar-collapse {
        max-height: 72vh;
        overflow-y: auto;
    }

    .z1d028timeline-item {
        padding-left: 1.1rem;
        margin-bottom: 1.25rem;
    }

    .z1d028prose-section {
        padding-top: clamp(1.75rem, 4vw, 2.75rem);
        padding-bottom: clamp(1.75rem, 4vw, 2.75rem);
    }

    .z1d028navbar .navbar-nav .nav-link {
        padding: 0.55rem 0.65rem !important;
        min-height: 2.75rem;
        font-size: 0.95rem;
        display: flex;
        align-items: center;
    }

    .z1d028prose-section .lead {
        text-align: left;
        font-size: 0.9375rem;
        line-height: 1.7;
        max-width: none;
    }

    .z1d028section-head {
        margin-bottom: 1.75rem;
    }

    .z1d028section-head p {
        font-size: 0.9rem;
        line-height: 1.6;
    }

    .z1d028guide-panel {
        padding: 1.15rem;
    }

    .z1d028guide-panel h3 {
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        gap: 0.35rem;
        font-size: 1.02rem;
        line-height: 1.35;
    }

    .z1d028hero-section {
        padding-top: clamp(2rem, 7vw, 3.25rem);
        padding-bottom: clamp(2.25rem, 8vw, 3.75rem);
    }

    .z1d028hero-title {
        font-size: clamp(1.55rem, 5.5vw, 2.15rem);
        padding-left: 0;
        word-break: break-word;
    }

    .z1d028hero-subtitle {
        font-size: 0.95rem;
        margin-bottom: 1.15rem;
        word-break: break-word;
    }

    .z1d028hero-kicker {
        word-break: break-word;
        overflow-wrap: anywhere;
        line-height: 1.4;
    }

    .z1d028hero-lede {
        word-break: break-word;
        overflow-wrap: anywhere;
    }

    .z1d028hero-buttons {
        flex-direction: column;
    }

    .z1d028hero-buttons .btn,
    .z1d028hero-buttons .z1d028btn {
        width: 100%;
        max-width: 100%;
    }

    .z1d028hero-buttons .btn-lg {
        --bs-btn-padding-y: 0.52rem;
        --bs-btn-padding-x: 1rem;
        font-size: 0.9375rem;
    }

    .z1d028hero-frame {
        transform: none;
        box-shadow: 0 18px 40px rgba(0, 0, 0, 0.42);
        margin-top: 0.5rem;
    }

    .z1d028prose-lead {
        font-size: 0.98rem;
        line-height: 1.65;
    }

    body.z1d028home-body .z1d028prose-panel {
        padding: clamp(1rem, 3.8vw, 1.35rem);
    }

    .z1d028section-title {
        font-size: clamp(1.15rem, 4.2vw, 1.55rem);
        line-height: 1.28;
        word-break: break-word;
    }

    .z1d028section-dek {
        font-size: 0.9rem;
        line-height: 1.6;
    }

    .z1d028editorial-grid {
        gap: 1.25rem;
    }

    .z1d028editorial-lead,
    .z1d028editorial-aside {
        padding: 1rem 1.05rem;
    }

    .z1d028ledger-card {
        padding: 1rem 1.05rem;
    }

    .z1d028download-slab-head {
        flex-direction: column;
        align-items: stretch;
        gap: 0.65rem;
    }

    .z1d028download-slab-head .z1d028download-badge {
        align-self: flex-start;
    }

    .z1d028download-code {
        align-self: flex-start;
    }

    .z1d028security-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
        padding: 1rem 1.05rem;
    }

    .z1d028security-row-icon {
        align-self: flex-start;
    }

    .z1d028faq-block {
        padding: 0.75rem 0.85rem 0.85rem 0.9rem;
    }

    .z1d028faq-q {
        font-size: 0.95rem;
        line-height: 1.35;
    }

    .z1d028article-band .d-flex.flex-column .btn {
        width: 100%;
        align-self: stretch;
    }

    .z1d028stats-section .z1d028stat-item {
        padding: 0.7rem 0.5rem;
        min-height: clamp(4.75rem, 28vw, 6.25rem);
    }

    .z1d028stats-section {
        padding: clamp(2rem, 5vw, 2.75rem) 0;
    }

    .z1d028stats-section .z1d028section-title {
        font-size: clamp(1.1rem, 4.2vw, 1.45rem);
        line-height: 1.3;
    }

    .z1d028stat-label {
        max-width: none;
        font-size: 0.78rem;
        line-height: 1.35;
    }

    .z1d028stat-number {
        font-size: clamp(1.45rem, 5.5vw, 1.95rem);
    }

    .z1d028security-section {
        padding: clamp(2.25rem, 5vw, 3.5rem) 0;
    }

    .z1d028download-section {
        padding: clamp(2.25rem, 5vw, 3.5rem) 0;
    }

    .z1d028guide-section {
        padding: clamp(2.25rem, 5vw, 3.25rem) 0;
    }

    .z1d028section-lead {
        flex-direction: column;
        gap: 0.75rem;
        align-items: flex-start;
    }

    .z1d028section-index {
        width: 2.4rem;
        height: 2.4rem;
        font-size: 1rem;
    }

    .z1d028download-slab {
        padding: 1.05rem 1.1rem;
    }

    .z1d028matrix-card {
        padding: 1.05rem 1rem;
    }

    .z1d028matrix-strip {
        padding: 0.95rem 1rem;
    }

    .z1d028flow-card {
        padding: 0.95rem 0.95rem 1.05rem;
    }

    .z1d028security-tile {
        padding: 1rem 0.95rem;
    }

    .card.z1d028faq-card .card-body {
        padding: 0.85rem 1rem;
    }

    .z1d028footer {
        padding: 2rem 0 1.15rem;
    }

    .z1d028footer-bottom p.small.mb-2 {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        align-items: center;
        column-gap: 0.35rem;
        row-gap: 0.4rem;
    }

    .z1d028footer-bottom p.small.mb-2 > span {
        opacity: 0.45;
        flex: 0 0 auto;
    }

    .z1d028page-shell {
        padding-top: 1.5rem !important;
        padding-bottom: 2rem !important;
    }

    .z1d028page-shell h1.h3 {
        font-size: clamp(1.05rem, 4.5vw, 1.35rem);
        line-height: 1.35;
        word-break: break-word;
    }

    .z1d028page-shell header .small {
        display: flex;
        flex-wrap: wrap;
        gap: 0.35rem 0.75rem;
        row-gap: 0.25rem;
    }

    .z1d028security-icon {
        width: 60px;
        height: 60px;
        font-size: 1.45rem;
    }

    #article .card-body {
        padding: 0.75rem;
    }

    #article .z1d028thumb-home {
        height: 96px !important;
    }

    #article h3.h5,
    #article .card-body h3.h6,
    #article .card-body h3 {
        font-size: 0.95rem;
        line-height: 1.4;
        margin-bottom: 0;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .listbox .e2 li {
        padding-bottom: 0.75rem !important;
        margin-bottom: 0.75rem !important;
    }

    .listbox .e2 li h2.h5 {
        font-size: 1rem;
        margin-bottom: 0.35rem;
        line-height: 1.35;
        word-break: break-word;
    }

    .listbox .e2 li p {
        font-size: 0.9rem;
        line-height: 1.5;
    }

    .z1d028thumb-list,
    .z1d028thumb-related {
        height: 72px !important;
    }

    .z1d028thumb-side {
        height: 50px !important;
    }

    .z1d028thumb-cover {
        max-width: 100% !important;
        width: 100%;
        height: 170px !important;
        margin: 0 auto;
    }

    .z1d028download-card .card-body {
        padding: 1rem !important;
    }

    .z1d028download-card .d-flex.align-items-center {
        flex-direction: column;
        text-align: center;
        gap: 0.75rem;
        margin-bottom: 1rem !important;
    }

    .z1d028download-card .d-flex.align-items-center .ms-3 {
        margin-left: 0 !important;
    }

    .z1d028platform-icon {
        width: 52px;
        height: 52px;
        font-size: 1.15rem;
    }

    .z1d028download-info {
        padding: 1rem;
    }

    .z1d028download-action .btn {
        width: 100%;
        white-space: normal;
        overflow: visible;
        text-overflow: clip;
    }
}

@media (max-width: 575px) {
    #article .z1d028thumb-home {
        height: 88px !important;
    }

    .z1d028thumb-list,
    .z1d028thumb-related {
        height: 64px !important;
    }

    .z1d028thumb-side {
        height: 46px !important;
    }

    .z1d028thumb-cover {
        height: 150px !important;
    }

    .pagebar .pagelist {
        gap: 0.35rem;
    }

    .z1d028hero-kicker {
        font-size: 0.72rem;
        letter-spacing: 0.04em;
        line-height: 1.35;
        max-width: 100%;
    }

    .z1d028hero-pill {
        font-size: 0.66rem;
        padding: 0.3rem 0.55rem;
    }

    .z1d028flow-card .h6 {
        font-size: 0.92rem;
        line-height: 1.3;
    }

    .z1d028download-slab .h5 {
        font-size: 1rem;
    }

    .z1d028security-tile-icon {
        font-size: 1.2rem;
    }

    .z1d028footer-bottom {
        font-size: 0.8125rem;
    }

    .z1d028certificate-minimal {
        padding: 0.85rem 0.95rem;
    }

    .z1d028timeline-body {
        font-size: 0.9rem;
        line-height: 1.6;
    }
}

.z1d028info-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 0.75rem;
    gap: 0.5rem;
}

.z1d028info-item:last-child {
    margin-bottom: 0;
}

.z1d028stat-item {
    text-align: center;
    box-sizing: border-box;
}

.z1d028friend-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1rem;
    list-style: none;
    padding: 0;
    margin: 0.5rem 0 0;
}

.z1d028friend-links li {
    display: inline;
}

.z1d028friend-links a {
    color: #94a3b8;
    text-decoration: none;
}

.z1d028friend-links a:hover {
    color: #fcd535;
}

.z1d028article-content {
    line-height: 1.75;
    word-break: break-word;
}

.z1d028article-content img {
    max-width: 100%;
    height: auto;
}

.z1d028diyfield {
    font-size: 0.95rem;
    color: var(--text-muted);
}

.z1d028meta-tags {
    padding-left: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.z1d028meta-tags .list-inline-item {
    margin-right: 0 !important;
    display: inline-block;
}

.z1d028tagitem a {
    display: inline-block;
    padding: 0.25rem 0.6rem;
    border-radius: 999px;
    background: rgba(252, 213, 53, 0.15);
    color: #9a7b0a;
    text-decoration: none;
    font-size: 0.85rem;
}

.z1d028tagitem a:hover {
    background: rgba(252, 213, 53, 0.28);
}

.z1d028pages .pagelist a {
    color: var(--primary-dark);
}