/* Theme 139 — MetaTrader4 交易终端（门户浅色 + 品牌绿） */
:root {
    --t139-bg: #EEF1F6;
    --t139-bg-soft: #FFFFFF;
    --t139-bg-elevated: #FFFFFF;
    --t139-card: #FFFFFF;
    --t139-card-border: rgba(15, 23, 42, 0.08);
    --t139-card-hover: #F8FAFC;
    --t139-text: #0F172A;
    --t139-muted: #475569;
    --t139-subtle: #64748B;
    --t139-primary: #0F172A;
    --t139-primary-dark: #020617;
    --t139-accent: #10B981;
    --t139-accent-hover: #059669;
    --t139-accent-soft: rgba(16, 185, 129, 0.10);
    --t139-accent-line: rgba(16, 185, 129, 0.35);
    --t139-dl-surface: rgba(16, 185, 129, 0.06);
    --t139-dl-surface-strong: rgba(16, 185, 129, 0.12);
    --t139-dl-border: rgba(16, 185, 129, 0.18);
    --t139-green: #10B981;
    --t139-footer-bg: #0B1220;
    --t139-on-accent: #FFFFFF;
    --t139-hero-bg: linear-gradient(135deg, #0B1A2E 0%, #132D4A 55%, #0F2744 100%);
    --t139-radius: 14px;
    --t139-shadow: 0 12px 32px rgba(15, 23, 42, 0.08);
    --t139-container: min(1480px, calc(100% - 40px));
    --t139-header-h: 72px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 110%;
}

body.t139-body {
    margin: 0;
    font-family: "Inter", "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
    color: var(--t139-text);
    background: var(--t139-bg);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}

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

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

.t139-container { width: var(--t139-container); margin-inline: auto; }

.t139-main { padding-top: var(--t139-header-h); min-height: 60vh; }

.t139-skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    z-index: 9999;
    padding: 8px 16px;
    background: var(--t139-accent);
    color: var(--t139-on-accent);
}
.t139-skip-link:focus { left: 8px; top: 8px; }

/* Header */
.t139-header {
    position: fixed;
    inset: 0 0 auto;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--t139-card-border);
    box-shadow: 0 4px 20px rgba(15, 23, 42, 0.06);
    transition: box-shadow 0.2s;
}
.t139-header.is-scrolled { box-shadow: 0 8px 28px rgba(15, 23, 42, 0.10); }

.t139-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: var(--t139-header-h);
    gap: 16px;
}

.t139-logo {
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    min-width: 96px;
    max-width: min(160px, 28vw);
    line-height: 1;
    text-decoration: none;
}
.t139-logo img {
    display: block;
    max-height: 42px;
    width: auto;
    height: auto;
    min-height: 24px;
    max-width: 100%;
    object-fit: contain;
    object-position: left center;
}
.t139-logo-text {
    display: none;
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--t139-accent);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: min(160px, 28vw);
}
.t139-logo.has-text-fallback img { display: none; }
.t139-logo.has-text-fallback .t139-logo-text { display: inline-block; }

.t139-nav {
    flex: 1 1 auto;
    min-width: 0;
    display: flex;
    justify-content: center;
}

.t139-header-actions {
    flex: 0 0 auto;
}

.t139-footer-brand a {
    display: inline-flex;
    align-items: center;
    min-width: 88px;
    max-width: min(150px, 40vw);
}
.t139-footer-brand img {
    display: block;
    max-height: 36px;
    width: auto;
    max-width: 100%;
    object-fit: contain;
}

.t139-nav-list {
    display: flex;
    gap: 14px;
    list-style: none;
    margin: 0;
    padding: 0;
    flex-wrap: wrap;
    justify-content: center;
}

.t139-nav-list a {
    color: var(--t139-text);
    font-size: 16px;
    font-weight: 600;
    white-space: nowrap;
    padding: 10px 14px;
    border-radius: 8px;
    transition: color 0.2s, background 0.2s;
}
.t139-nav-list a:hover,
.t139-nav-list a[aria-current="page"] {
    color: var(--t139-accent);
    background: var(--t139-accent-soft);
    box-shadow: none;
}

.t139-header-actions { display: flex; align-items: center; gap: 12px; }

.t139-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: 999px;
    font-weight: 600;
    font-size: 15px;
    border: none;
    cursor: pointer;
    transition: transform 0.15s, opacity 0.15s;
}
.t139-btn:hover { transform: translateY(-1px); opacity: 0.95; }

.t139-btn-primary {
    background: var(--t139-accent);
    color: var(--t139-on-accent);
    border: 1px solid var(--t139-accent);
    box-shadow: 0 8px 20px rgba(16, 185, 129, 0.22);
}
.t139-btn-primary:hover {
    background: var(--t139-accent-hover);
    border-color: var(--t139-accent-hover);
    color: var(--t139-on-accent);
    box-shadow: 0 10px 24px rgba(16, 185, 129, 0.28);
}

.t139-btn-outline {
    background: transparent;
    border: 1px solid var(--t139-accent-line);
    color: var(--t139-accent);
}
.t139-btn-outline:hover {
    border-color: var(--t139-accent);
    background: var(--t139-accent-soft);
    color: var(--t139-accent-hover);
}

.t139-menu-toggle {
    display: none;
    width: 42px;
    height: 42px;
    border: 1px solid var(--t139-card-border);
    border-radius: 10px;
    background: transparent;
    padding: 10px;
    cursor: pointer;
}
.t139-menu-toggle span {
    display: block;
    height: 2px;
    margin: 5px 0;
    background: var(--t139-accent);
    border-radius: 2px;
}

.t139-mobile-nav {
    border-top: 1px solid var(--t139-card-border);
    background: var(--t139-bg-soft);
    padding: 16px 0;
}
.t139-mobile-nav ul { list-style: none; margin: 0; padding: 0 16px; }
.t139-mobile-nav li + li { margin-top: 8px; }
.t139-mobile-nav a { display: block; padding: 12px 0; color: var(--t139-muted); font-size: 16px; font-weight: 600; }

/* Ticker */
.t139-ticker {
    background: var(--t139-bg-soft);
    border-bottom: 1px solid var(--t139-card-border);
    overflow: hidden;
}
.t139-ticker-track {
    display: flex;
    gap: 32px;
    padding: 10px 0;
    animation: t139-ticker 28s linear infinite;
    width: max-content;
}
.t139-ticker-item {
    white-space: nowrap;
    font-size: 14px;
    color: var(--t139-muted);
}
.t139-ticker-item strong { color: var(--t139-accent); font-weight: 600; }

@keyframes t139-ticker {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}

/* Hero — 汽水音乐式双栏 */
.t139-hero {
    position: relative;
    padding: 48px 0 72px;
    overflow: hidden;
}
.t139-hero-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 55% 45% at 12% 8%, rgba(241, 220, 163, 0.06), transparent),
        radial-gradient(ellipse 45% 40% at 88% 75%, rgba(255, 255, 255, 0.02), transparent),
        var(--t139-bg);
    pointer-events: none;
}

.t139-hero-grid {
    position: relative;
    display: grid;
    grid-template-columns: minmax(360px, 46%) 1fr;
    gap: 56px;
    align-items: center;
}

.t139-hero-copy {
    max-width: 560px;
}

.t139-hero .t139-hero-title {
    font-size: clamp(2rem, 3.5vw, 2.9rem);
    margin-bottom: 14px;
}

.t139-hero .t139-hero-tagline {
    font-size: 17px;
    line-height: 1.65;
    margin-bottom: 24px;
    max-width: 100%;
}

.t139-hero .t139-dl-module {
    padding: 18px;
}

.t139-hero-visual { position: relative; min-width: 0; }

.t139-hero-title {
    font-size: clamp(2.2rem, 4.4vw, 3.3rem);
    line-height: 1.12;
    margin: 0 0 16px;
    color: var(--t139-primary);
    font-weight: 700;
    letter-spacing: -0.02em;
}
.t139-hero-title em {
    font-style: normal;
    color: var(--t139-primary);
    border-bottom: 2px solid var(--t139-accent);
}

.t139-hero-tagline {
    color: var(--t139-muted);
    font-size: 19px;
    margin: 0 0 28px;
    max-width: 640px;
}

.t139-dl-module {
    background: var(--t139-dl-surface);
    border: 1px solid var(--t139-dl-border);
    border-radius: var(--t139-radius);
    padding: 20px;
    max-width: 100%;
}

.t139-dl-pc {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 14px 18px;
    background: var(--t139-dl-surface-strong);
    color: var(--t139-primary);
    border: 1px solid var(--t139-dl-border);
    border-radius: 12px;
    font-weight: 600;
    margin-bottom: 12px;
    transition: border-color 0.2s, background 0.2s;
}
.t139-dl-pc:hover {
    background: rgba(241, 220, 163, 0.12);
    border-color: rgba(241, 220, 163, 0.38);
    color: var(--t139-primary);
    opacity: 1;
}

.t139-dl-pc-icon img { width: 22px; height: 22px; }

.t139-dl-mobile-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-bottom: 12px;
}

.t139-dl-mobile-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px;
    background: rgba(241, 220, 163, 0.04);
    border: 1px solid var(--t139-dl-border);
    border-radius: 12px;
    font-size: 15px;
    color: var(--t139-text);
    transition: border-color 0.2s, background 0.2s;
}
.t139-dl-mobile-btn:hover {
    border-color: rgba(241, 220, 163, 0.4);
    background: rgba(241, 220, 163, 0.10);
}

.t139-dl-mobile-btn img { width: 18px; height: 18px; }

.t139-dl-foot {
    display: flex;
    justify-content: space-between;
    font-size: 14px;
}
.t139-dl-foot a { color: var(--t139-muted); }
.t139-dl-foot a:hover { color: var(--t139-accent); }

.t139-hero-cta-row {
    display: flex;
    gap: 12px;
    margin-top: 20px;
    flex-wrap: wrap;
}

.t139-hero-visual .t139-hero-showcase {
    aspect-ratio: 16 / 10;
    min-height: 420px;
}

.t139-hero-showcase {
    position: relative;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: var(--t139-shadow);
    border: 1px solid var(--t139-card-border);
    background: var(--t139-bg-elevated);
    aspect-ratio: 4/3;
    display: flex;
    align-items: center;
    justify-content: center;
}

.t139-hero-showcase img,
.t139-showcase-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.t139-split-visual .t139-showcase-img {
    border-radius: var(--t139-radius);
    border: 1px solid var(--t139-card-border);
    box-shadow: var(--t139-shadow);
    aspect-ratio: 3/2;
    object-fit: cover;
}

.t139-card-product { padding-top: 0; overflow: hidden; }
.t139-card-product .t139-card-img {
    width: calc(100% + 48px);
    max-width: none;
    margin: -24px -24px 16px;
    height: auto;
    aspect-ratio: 16/10;
    object-fit: cover;
    display: block;
    border-bottom: 1px solid var(--t139-card-border);
}

.t139-hero-showcase-fallback {
    width: 100%;
    height: 100%;
    background:
        linear-gradient(180deg, rgba(241, 220, 163, 0.05), transparent 42%),
        repeating-linear-gradient(90deg, rgba(255,255,255,0.02) 0 1px, transparent 1px 48px),
        repeating-linear-gradient(0deg, rgba(255,255,255,0.02) 0 1px, transparent 1px 32px);
}

.t139-hero-showcase-label {
    position: absolute;
    bottom: 16px;
    left: 16px;
    padding: 6px 12px;
    background: rgba(11, 15, 20, 0.82);
    border: 1px solid var(--t139-card-border);
    border-radius: 8px;
    font-size: 13px;
    color: var(--t139-muted);
}

/* Sections */
.t139-section { padding: 72px 0; }
.t139-section-alt { background: var(--t139-bg-elevated); }

.t139-section-head {
    text-align: center;
    max-width: 960px;
    margin: 0 auto 40px;
}
.t139-section-head h2 {
    font-size: clamp(1.76rem, 3.3vw, 2.42rem);
    margin: 0 0 12px;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--t139-primary);
}
.t139-section-head p { color: var(--t139-muted); margin: 0; font-size: 17px; }

.t139-eyebrow {
    display: inline-block;
    font-size: 13px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--t139-accent);
    margin-bottom: 8px;
    font-weight: 600;
}

/* Stats */
.t139-stats-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 16px;
}

.t139-stat-card {
    text-align: center;
    padding: 22px 14px;
    background: var(--t139-card);
    border: 1px solid var(--t139-card-border);
    border-radius: var(--t139-radius);
}
.t139-stat-card strong {
    display: block;
    font-size: 1.65rem;
    color: var(--t139-accent);
    font-weight: 700;
}
.t139-stat-card span { font-size: 13px; color: var(--t139-muted); }
.t139-stat-card p { margin: 8px 0 0; font-size: 14px; color: var(--t139-muted); }

/* Steps */
.t139-steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.t139-step-card {
    padding: 28px;
    background: var(--t139-card);
    border: 1px solid var(--t139-card-border);
    border-radius: var(--t139-radius);
}
.t139-step-num {
    display: inline-block;
    font-size: 13px;
    font-weight: 700;
    color: var(--t139-muted);
    margin-bottom: 12px;
}
.t139-step-card h3 { margin: 0 0 8px; font-size: 1.1rem; }
.t139-step-card p { margin: 0; color: var(--t139-muted); font-size: 15px; }

/* Card grids */
.t139-card-grid {
    display: grid;
    gap: 20px;
}
.t139-card-grid-3 { grid-template-columns: repeat(3, 1fr); }
.t139-card-grid-4 { grid-template-columns: repeat(4, 1fr); }
.t139-card-grid-6 { grid-template-columns: repeat(3, 1fr); }

.t139-card {
    padding: 24px;
    background: var(--t139-card);
    border: 1px solid var(--t139-card-border);
    border-radius: var(--t139-radius);
    transition: border-color 0.2s, transform 0.2s;
}
.t139-card:hover {
    border-color: var(--t139-accent-line);
    background: var(--t139-card-hover);
    transform: translateY(-2px);
}
.t139-card-icon { font-size: 31px; margin-bottom: 12px; display: block; }
.t139-card h3 { margin: 0 0 8px; font-size: 1.05rem; }
.t139-card p { margin: 0; color: var(--t139-muted); font-size: 15px; }

/* Split layout */
.t139-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}
.t139-split-reverse .t139-split-copy { order: 2; }
.t139-split-reverse .t139-split-visual { order: 1; }

.t139-check-list {
    list-style: none;
    padding: 0;
    margin: 16px 0;
}
.t139-check-list li {
    position: relative;
    padding-left: 24px;
    margin-bottom: 8px;
    color: var(--t139-muted);
}
.t139-check-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--t139-accent);
    font-weight: 700;
}

.t139-spread-demo {
    background: var(--t139-bg-soft);
    border: 1px solid var(--t139-card-border);
    border-radius: var(--t139-radius);
    overflow: hidden;
}
.t139-spread-demo-head {
    padding: 12px 16px;
    background: var(--t139-accent-soft);
    font-size: 14px;
    font-weight: 600;
    color: var(--t139-primary);
}
.t139-spread-line {
    display: flex;
    justify-content: space-between;
    padding: 12px 16px;
    border-top: 1px solid var(--t139-card-border);
    font-size: 15px;
}
.t139-spread-line.is-highlight strong { color: var(--t139-accent); }

/* Platform */
.t139-platform-tabs {
    display: flex;
    gap: 8px;
    margin: 16px 0;
}
.t139-platform-tab {
    padding: 8px 16px;
    border-radius: 999px;
    border: 1px solid var(--t139-card-border);
    font-size: 14px;
    color: var(--t139-muted);
}
.t139-platform-tab.is-active {
    background: var(--t139-accent-soft);
    border-color: var(--t139-accent-line);
    color: var(--t139-accent);
}

.t139-store-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 16px 0;
}
.t139-store-badges a {
    padding: 8px 14px;
    border: 1px solid var(--t139-card-border);
    border-radius: 8px;
    font-size: 13px;
    color: var(--t139-muted);
}
.t139-store-badges a:hover { border-color: var(--t139-accent-line); color: var(--t139-primary); }

/* FAQ Accordion */
.t139-accordion { width: 100%; margin: 0; }
.t139-accordion-item {
    border: 1px solid var(--t139-card-border);
    border-radius: 12px;
    margin-bottom: 10px;
    overflow: hidden;
    background: var(--t139-card);
}
.t139-accordion-trigger {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    background: transparent;
    border: none;
    color: var(--t139-primary);
    font-size: 17px;
    text-align: left;
    cursor: pointer;
}
.t139-accordion-plus { color: var(--t139-accent); font-size: 20px; flex-shrink: 0; }
.t139-accordion-panel {
    padding: 0 20px 16px;
    color: var(--t139-muted);
    font-size: 15px;
}
.t139-accordion-panel p { margin: 0; }

/* News */
.t139-news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.t139-news-card {
    background: var(--t139-card);
    border: 1px solid var(--t139-card-border);
    border-radius: var(--t139-radius);
    overflow: hidden;
    transition: border-color 0.2s;
}
.t139-news-card:hover { border-color: var(--t139-accent-line); }
.t139-news-card-thumb {
    aspect-ratio: 16/9;
    background: var(--t139-bg-soft);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--t139-muted);
    font-size: 14px;
}
.t139-news-card-body { padding: 16px; }
.t139-news-card-meta {
    display: flex;
    gap: 12px;
    font-size: 13px;
    color: var(--t139-muted);
    margin-bottom: 8px;
}
.t139-news-card h3 { margin: 0; font-size: 1rem; line-height: 1.4; }
.t139-news-card h3 a:hover { color: var(--t139-accent); }

.t139-news-list-layout .t139-news-grid {
    grid-template-columns: repeat(2, 1fr);
}

.t139-news-list-main {
    min-width: 0;
}

.t139-news-list-main .t139-pagination {
    margin-top: 28px;
}

.t139-more-link { text-align: center; margin-top: 28px; }
.t139-more-link a,
a.t139-more-link {
    color: var(--t139-muted);
    font-weight: 600;
    text-decoration: underline;
    text-underline-offset: 3px;
}
.t139-more-link a:hover,
a.t139-more-link:hover { color: var(--t139-accent); }

.t139-prose a {
    color: var(--t139-muted);
    text-decoration: underline;
    text-underline-offset: 3px;
}
.t139-prose a:hover { color: var(--t139-accent); }

.t139-cta-band {
    padding: 64px 0;
    text-align: center;
    background: linear-gradient(180deg, var(--t139-bg-elevated), var(--t139-bg));
    border-block: 1px solid var(--t139-card-border);
}
.t139-cta-band h2 { margin: 0 0 12px; font-size: clamp(1.65rem, 3.3vw, 2.2rem); color: var(--t139-primary); }
.t139-cta-band p { color: var(--t139-muted); margin: 0 0 24px; }
.t139-cta-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* Inner pages */
body.t139-inner-page .t139-main {
    background: var(--t139-bg);
}
body.t139-inner-page .t139-page-head {
    padding-top: 32px;
}

.t139-page-head {
    padding: 48px 0 32px;
    background: var(--t139-bg-soft);
    border-bottom: 1px solid var(--t139-card-border);
}
.t139-page-head h1 { margin: 8px 0 12px; font-size: clamp(1.98rem, 3.3vw, 2.64rem); font-weight: 700; letter-spacing: -0.02em; color: var(--t139-primary); }
.t139-page-head p { color: var(--t139-muted); margin: 0; max-width: 900px; }

.t139-breadcrumb {
    padding: 16px 0 0;
    font-size: 14px;
    color: var(--t139-muted);
}
.t139-breadcrumb a { color: var(--t139-muted); }
.t139-breadcrumb a:hover { color: var(--t139-accent); }
.t139-breadcrumb span { margin: 0 6px; }

.t139-subnav {
    background: var(--t139-bg-soft);
    border-bottom: 1px solid var(--t139-card-border);
}
.t139-subnav-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 24px;
    list-style: none;
    margin: 0;
    padding: 12px 0 16px;
}
.t139-subnav-list a {
    display: inline-block;
    padding: 6px 0;
    font-size: 14px;
    color: var(--t139-muted);
    border-bottom: 2px solid transparent;
}
.t139-subnav-list a:hover { color: var(--t139-accent); }
.t139-subnav-list a[aria-current="page"] {
    color: var(--t139-accent);
    border-bottom-color: var(--t139-accent);
    font-weight: 600;
}

.t139-prose { color: var(--t139-muted); line-height: 1.8; }
.t139-prose h2, .t139-prose h3 { color: var(--t139-text); }

.t139-contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-top: 32px;
}

.t139-info-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 32px;
}
.t139-info-card {
    padding: 20px;
    background: var(--t139-card);
    border: 1px solid var(--t139-card-border);
    border-radius: var(--t139-radius);
    text-align: center;
}
.t139-info-card-icon { font-size: 26px; margin-bottom: 8px; display: block; }

.t139-form-display .t139-field { margin-bottom: 12px; }
.t139-form-display input,
.t139-form-display textarea {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--t139-card-border);
    border-radius: 10px;
    background: var(--t139-bg-soft);
    color: var(--t139-text);
    font: inherit;
}
.t139-form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

/* Footer */
.t139-footer {
    background: var(--t139-footer-bg);
    border-top: 1px solid rgba(241, 220, 163, 0.1);
    padding-top: 56px;
    color: #D5DBEA;
}
.t139-footer-grid {
    display: grid;
    grid-template-columns: 1.2fr 2fr;
    gap: 40px;
    padding-bottom: 40px;
}
.t139-footer-desc { color: var(--t139-muted); font-size: 15px; margin: 16px 0; max-width: 480px; }
.t139-footer-links {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.t139-footer-col h5 { margin: 0 0 12px; font-size: 15px; color: var(--t139-primary); }
.t139-footer-col ul { list-style: none; margin: 0; padding: 0; }
.t139-footer-col li + li { margin-top: 8px; }
.t139-footer-col a { color: var(--t139-muted); font-size: 14px; }
.t139-footer-col a:hover { color: var(--t139-accent); }

.t139-footer-disclaimer {
    padding: 20px 0;
    border-top: 1px solid var(--t139-card-border);
    font-size: 13px;
    color: var(--t139-muted);
    line-height: 1.7;
}

.t139-copyright {
    padding: 16px 0 24px;
    border-top: 1px solid var(--t139-card-border);
    font-size: 14px;
    color: var(--t139-muted);
    text-align: center;
}
.t139-copyright a { color: var(--t139-muted); }
.t139-copyright a:hover { color: var(--t139-accent); }

.t139-footer-contact a { color: var(--t139-muted); }
.t139-footer-contact a:hover { color: var(--t139-accent); }

.t139-article-content img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    margin: 16px 0;
}

.t139-article-content p { margin: 0 0 1em; }

/* 文章详情 — 主题 28 式双栏布局 */
.t139-article-detail { padding-top: 32px; }
.t139-article-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 40px;
    align-items: start;
}
.t139-article-card {
    background: var(--t139-card);
    border: 1px solid var(--t139-card-border);
    border-radius: var(--t139-radius);
    box-shadow: var(--t139-shadow);
    padding: 28px 32px;
}
.t139-article-header h1 {
    margin: 0 0 16px;
    font-size: clamp(1.5rem, 2.8vw, 2rem);
    line-height: 1.35;
    color: var(--t139-text);
}
.t139-article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px 20px;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--t139-card-border);
    font-size: 14px;
    color: var(--t139-muted);
}
.t139-article-meta a { color: var(--t139-accent); }
.t139-article-meta a:hover { color: var(--t139-accent-hover); }
.t139-article-meta .article-meta-byline {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.t139-article-thumb {
    margin: 0 0 24px;
    border-radius: 12px;
    overflow: hidden;
}
.t139-article-thumb img {
    width: 100%;
    height: auto;
    display: block;
}
.t139-article-content {
    font-size: 16px;
    line-height: 1.75;
    color: var(--t139-text);
    word-break: break-word;
}
.t139-article-content h2,
.t139-article-content h3,
.t139-article-content h4 {
    margin: 1.4em 0 0.6em;
    line-height: 1.4;
}
.t139-article-post-nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--t139-card-border);
}
.t139-article-nav-link {
    font-size: 14px;
    color: var(--t139-muted);
    line-height: 1.5;
}
.t139-article-nav-link:hover { color: var(--t139-accent); }
.t139-article-nav-next { text-align: right; }

.t139-article-sidebar { position: sticky; top: calc(var(--t139-header-h) + 16px); }
.t139-sidebar-widget {
    background: var(--t139-card);
    border: 1px solid var(--t139-card-border);
    border-radius: var(--t139-radius);
    box-shadow: var(--t139-shadow);
    padding: 22px 20px;
    margin-bottom: 20px;
}
.t139-sidebar-widget-title {
    margin: 0 0 18px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--t139-accent-soft);
    font-size: 18px;
    font-weight: 700;
    color: var(--t139-text);
}
.t139-sidebar-post {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 16px;
}
.t139-sidebar-post:last-child { margin-bottom: 0; }
.t139-sidebar-post-thumb {
    flex: 0 0 88px;
    width: 88px;
    height: 88px;
    border-radius: 8px;
    overflow: hidden;
    display: block;
}
.t139-sidebar-post-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.t139-sidebar-post-title {
    margin: 0 0 6px;
    font-size: 15px;
    line-height: 1.45;
    font-weight: 600;
}
.t139-sidebar-post-title a { color: var(--t139-text); }
.t139-sidebar-post-title a:hover { color: var(--t139-accent); }
.t139-sidebar-post-info time {
    font-size: 13px;
    color: var(--t139-muted);
}

.t139-footer-contact p { margin: 4px 0; font-size: 14px; color: var(--t139-muted); }

/* Spotlight / 外汇专题 */
.t139-spotlight {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}
.t139-spotlight-copy h2 { margin: 0 0 16px; font-size: clamp(1.65rem, 2.75vw, 2.2rem); font-weight: 700; letter-spacing: -0.02em; }
.t139-spotlight-copy p { color: var(--t139-muted); margin: 0 0 20px; }
.t139-chip-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 20px;
}
.t139-chip {
    padding: 6px 12px;
    border: 1px solid var(--t139-card-border);
    border-radius: 999px;
    font-size: 13px;
    color: var(--t139-muted);
    background: var(--t139-card);
}
.t139-chip.is-green {
    border-color: var(--t139-accent-line);
    color: var(--t139-accent);
    background: var(--t139-accent-soft);
}

/* 账户类型 */
.t139-account-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.t139-account-card {
    padding: 28px 24px;
    background: var(--t139-card);
    border: 1px solid var(--t139-card-border);
    border-radius: var(--t139-radius);
    position: relative;
    transition: border-color 0.2s, transform 0.2s;
}
.t139-account-card:hover {
    border-color: var(--t139-accent-line);
    background: var(--t139-card-hover);
    transform: translateY(-3px);
}
.t139-account-card.is-featured {
    border-color: var(--t139-accent-line);
    background: var(--t139-accent-soft);
}
.t139-account-tag {
    display: inline-block;
    padding: 4px 10px;
    margin-bottom: 12px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--t139-on-accent);
    background: var(--t139-accent);
    border-radius: 999px;
}
.t139-account-card h3 { margin: 0 0 16px; font-size: 1.15rem; }
.t139-account-meta {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-bottom: 16px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--t139-card-border);
}
.t139-account-meta dt { font-size: 12px; color: var(--t139-muted); margin: 0; }
.t139-account-meta dd { margin: 2px 0 0; font-size: 15px; font-weight: 600; color: var(--t139-primary); }

/* 支付方式条 */
.t139-pay-strip {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 12px;
}
.t139-pay-item {
    padding: 16px 12px;
    text-align: center;
    background: var(--t139-card);
    border: 1px solid var(--t139-card-border);
    border-radius: var(--t139-radius);
}
.t139-pay-item span:first-child { font-size: 26px; display: block; margin-bottom: 8px; }
.t139-pay-item strong { display: block; font-size: 14px; margin-bottom: 4px; }
.t139-pay-item small { color: var(--t139-muted); font-size: 12px; }

/* 全球市场 */
.t139-global-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}
.t139-global-item {
    padding: 24px;
    border-left: 3px solid var(--t139-accent);
    background: var(--t139-card);
    border-radius: 0 var(--t139-radius) var(--t139-radius) 0;
}
.t139-global-item h3 { margin: 0 0 8px; font-size: 1rem; color: var(--t139-primary); }
.t139-global-item p { margin: 0 0 4px; font-size: 15px; color: var(--t139-text); }
.t139-global-item small { color: var(--t139-muted); font-size: 13px; }

/* 对比表格 */
.t139-compare-wrap { overflow-x: auto; }
.t139-compare-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 15px;
}
.t139-compare-table th,
.t139-compare-table td {
    padding: 14px 16px;
    border: 1px solid var(--t139-card-border);
    text-align: left;
}
.t139-compare-table th {
    background: var(--t139-accent-soft);
    color: var(--t139-accent);
    font-weight: 600;
}
.t139-compare-table td { color: var(--t139-muted); }
.t139-compare-table td:first-child { color: var(--t139-primary); font-weight: 500; }

/* 里程碑 */
.t139-milestone-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}
.t139-milestone-item {
    padding: 24px;
    background: var(--t139-card);
    border: 1px solid var(--t139-card-border);
    border-radius: var(--t139-radius);
}
.t139-milestone-year {
    display: block;
    font-size: 1.65rem;
    font-weight: 700;
    color: var(--t139-accent);
    margin-bottom: 8px;
}
.t139-milestone-item h3 { margin: 0 0 8px; font-size: 1rem; }
.t139-milestone-item p { margin: 0; font-size: 14px; color: var(--t139-muted); }

/* 监管卡片 */
.t139-reg-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.t139-reg-card {
    padding: 24px;
    background: var(--t139-card);
    border: 1px solid var(--t139-card-border);
    border-radius: var(--t139-radius);
}
.t139-reg-code {
    display: inline-block;
    padding: 6px 12px;
    margin-bottom: 12px;
    font-weight: 700;
    font-size: 15px;
    color: var(--t139-on-accent);
    background: var(--t139-accent);
    border-radius: 6px;
}
.t139-reg-card h3 { margin: 0 0 8px; font-size: 1rem; }
.t139-reg-card p { margin: 0; font-size: 14px; color: var(--t139-muted); }

/* 产品详情（内页交替区块） */
.t139-product-detail { scroll-margin-top: calc(var(--t139-header-h) + 16px); }
.t139-product-specs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 16px;
}
.t139-product-specs span {
    padding: 5px 12px;
    font-size: 13px;
    border: 1px solid var(--t139-card-border);
    border-radius: 999px;
    color: var(--t139-muted);
    background: var(--t139-card);
}

/* 支持渠道 */
.t139-support-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}
.t139-support-card {
    padding: 24px;
    background: var(--t139-card);
    border: 1px solid var(--t139-card-border);
    border-radius: var(--t139-radius);
    text-align: center;
}
.t139-support-card span:first-child { font-size: 31px; display: block; margin-bottom: 10px; }
.t139-support-card h3 { margin: 0 0 8px; font-size: 1rem; }
.t139-support-card p { margin: 0 0 8px; font-size: 14px; color: var(--t139-muted); }
.t139-support-card small { color: var(--t139-muted); font-size: 12px; font-weight: 600; }

/* 下载页：WhatsApp 式双栏布局（源自最新3Wh3最终版本999） */
.t139-download-page .t139-wa-download {
    padding: 48px 0 40px;
    background: var(--t139-bg-soft);
    border-bottom: 1px solid var(--t139-card-border);
}

.t139-download-page .t139-wa-download__content {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: nowrap;
    gap: 56px;
    max-width: 1080px;
    margin-inline: auto;
}

.t139-download-page .t139-wa-download__text {
    flex: 0 1 500px;
    min-width: 280px;
    max-width: 520px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
}

.t139-download-page .t139-wa-download__text h2 {
    font-size: clamp(1.75rem, 3vw, 2.2rem);
    font-weight: 700;
    margin: 0 0 18px;
    color: var(--t139-primary);
    text-align: center;
    width: 100%;
    line-height: 1.25;
}

.t139-download-page .t139-wa-download__text > p {
    font-size: 1rem;
    margin: 0 0 28px;
    color: var(--t139-muted);
    text-align: center;
    width: 100%;
}

.t139-download-page .t139-wa-download__buttons {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
    max-width: 520px;
    width: 100%;
}

.t139-download-page .t139-wa-download__buttons .download_btn {
    display: block;
    padding: 16px 24px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    border-radius: 9px;
    transition: background-color 0.3s ease, transform 0.2s ease;
    text-align: center;
    white-space: nowrap;
    width: 100%;
    background-color: var(--t139-accent);
    color: var(--t139-on-accent) !important;
    border: none;
}

.t139-download-page .t139-wa-download__buttons .download_btn:hover,
.t139-download-page .t139-wa-download__buttons .download_btn:focus {
    background-color: var(--t139-accent-hover);
    color: var(--t139-on-accent) !important;
    text-decoration: none;
}

.t139-download-page .t139-wa-download__image {
    flex: 0 0 auto;
    width: min(497px, 100%);
    display: flex;
    justify-content: center;
    align-items: center;
}

.t139-download-page .t139-wa-download__image img {
    max-width: 100%;
    width: 100%;
    height: auto;
    object-fit: contain;
}

.t139-download-page .t139-wa-download__text .t139-dl-foot {
    width: 100%;
    justify-content: center;
}

@media (min-width: 768px) {
    .t139-download-page .t139-wa-download__buttons .download_btn:nth-child(1),
    .t139-download-page .t139-wa-download__buttons .download_btn:nth-child(3) {
        transform: translateX(-28px);
        width: calc(100% + 10px);
    }

    .t139-download-page .t139-wa-download__image {
        margin-top: 40px;
    }

    .t139-download-page .t139-wa-download__image img {
        transform: translateX(20px);
    }
}

@media (max-width: 991.98px) {
    .t139-download-page .t139-wa-download {
        padding: 36px 0 32px;
    }

    .t139-download-page .t139-wa-download__content {
        flex-direction: column;
        align-items: center;
        gap: 36px;
        max-width: 560px;
    }

    .t139-download-page .t139-wa-download__text {
        width: 100%;
        max-width: 560px;
        align-items: center;
    }

    .t139-download-page .t139-wa-download__buttons {
        margin-inline: auto;
    }

    .t139-download-page .t139-wa-download__buttons .download_btn:nth-child(1),
    .t139-download-page .t139-wa-download__buttons .download_btn:nth-child(3) {
        transform: none;
        width: 100%;
    }
}

@media (max-width: 767.98px) {
    .t139-download-page .t139-wa-download__buttons {
        grid-template-columns: 1fr;
        gap: 12px;
        max-width: 320px;
    }

    .t139-download-page .t139-wa-download__buttons .download_btn {
        padding: 12px 20px;
        font-size: 15px;
        white-space: normal;
    }
}

/* ===== Theme 139 HTH 式布局组件 ===== */
.t139-section-head-center { text-align: center; max-width: 760px; margin-inline: auto; }
.t139-section-head-center p { margin-inline: auto; }

.t139-hero-carousel {
    position: relative;
    background: var(--t139-bg);
    padding: 32px 0 20px;
    overflow: hidden;
}
.t139-carousel-slide { display: none; }
.t139-carousel-slide.is-active { display: block; }
.t139-carousel-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
    min-height: 420px;
}
.t139-carousel-copy h1 {
    font-size: clamp(1.75rem, 3.2vw, 2.5rem);
    line-height: 1.2;
    margin: 12px 0 16px;
    color: var(--t139-primary);
}
.t139-carousel-copy p { color: var(--t139-muted); margin: 0 0 24px; max-width: 560px; }
.t139-carousel-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.t139-carousel-visual img {
    border-radius: var(--t139-radius);
    box-shadow: var(--t139-shadow);
    width: 100%;
    object-fit: cover;
    background: var(--t139-bg-elevated);
    border: 1px solid var(--t139-card-border);
}
.t139-carousel-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    padding: 16px 0 8px;
}
.t139-carousel-btn {
    width: 40px;
    height: 40px;
    border: 1px solid rgba(241, 220, 163, 0.35);
    border-radius: 50%;
    background: rgba(21, 26, 35, 0.7);
    color: var(--t139-accent);
    font-size: 22px;
    cursor: pointer;
}
.t139-carousel-dots { display: flex; gap: 8px; }
.t139-carousel-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: 1px solid rgba(241, 220, 163, 0.5);
    background: rgba(241, 220, 163, 0.18);
    cursor: pointer;
    padding: 0;
}
.t139-carousel-dot.is-active {
    background: var(--t139-accent);
    box-shadow: 0 0 16px rgba(241, 220, 163, 0.5);
}

.t139-quick-nav {
    background: var(--t139-bg-soft);
    border-block: 1px solid var(--t139-card-border);
    padding: 20px 0;
}
.t139-quick-nav-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 10px;
}
.t139-quick-nav-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 12px 10px;
    border: 1px solid var(--t139-card-border);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.03);
    transition: border-color 0.2s, box-shadow 0.2s;
}
.t139-quick-nav-item:hover {
    border-color: var(--t139-accent);
    box-shadow: var(--t139-shadow);
}
.t139-quick-num { font-size: 12px; font-weight: 700; color: var(--t139-accent); }
.t139-quick-label { font-size: 14px; color: var(--t139-text); font-weight: 600; }

.t139-product-hall {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.t139-product-card {
    background: var(--t139-card);
    border: 1px solid var(--t139-card-border);
    border-radius: var(--t139-radius);
    padding: 20px;
    box-shadow: var(--t139-shadow);
    transition: transform 0.2s, box-shadow 0.2s;
}
.t139-product-card:hover { transform: translateY(-3px); box-shadow: var(--t139-shadow); }
.t139-product-card-img { margin: -4px -4px 14px; border-radius: 10px; overflow: hidden; }
.t139-product-card-icon { font-size: 32px; margin-bottom: 10px; }
.t139-product-card h3 { margin: 0 0 8px; font-size: 1.1rem; }
.t139-product-card p { margin: 0 0 12px; color: var(--t139-muted); font-size: 14px; }
.t139-link-arrow { color: var(--t139-accent); font-weight: 600; font-size: 14px; }

.t139-testimonial-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}
.t139-testimonial-card {
    margin: 0;
    padding: 20px;
    background: var(--t139-card);
    border: 1px solid var(--t139-card-border);
    border-radius: var(--t139-radius);
}
.t139-testimonial-card p { margin: 0 0 12px; color: var(--t139-muted); font-size: 15px; }
.t139-testimonial-card footer { color: var(--t139-accent); font-size: 14px; }

.t139-stat-card strong { color: var(--t139-primary); }
.t139-section-alt { background: var(--t139-bg-elevated); }

.t139-footer-register {
    background: linear-gradient(180deg, var(--t139-bg-soft), var(--t139-bg-elevated));
    border-top: 1px solid var(--t139-card-border);
    color: var(--t139-text);
    padding: 36px 0;
}
.t139-footer-register h3 { margin: 0 0 8px; font-size: 1.35rem; color: var(--t139-primary); }
.t139-footer-register p { margin: 0; color: var(--t139-muted); }
.t139-footer-register-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.t139-footer-register .t139-btn-outline {
    border-color: rgba(241, 220, 163, 0.35);
    color: var(--t139-accent);
}
.t139-footer-register .t139-btn-outline:hover {
    background: rgba(241, 220, 163, 0.06);
    color: var(--t139-accent-hover);
}

.t139-footer-register-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
}

.t139-inner-quick {
    background: var(--t139-bg);
    border-bottom: 1px solid var(--t139-card-border);
    padding: 10px 0;
}
.t139-inner-quick-scroll {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding-bottom: 4px;
    scrollbar-width: thin;
}
.t139-inner-quick-item {
    flex: 0 0 auto;
    padding: 8px 14px;
    border: 1px solid var(--t139-card-border);
    border-radius: 999px;
    font-size: 13px;
    color: var(--t139-muted);
    background: rgba(255, 255, 255, 0.03);
    white-space: nowrap;
}
.t139-inner-quick-item span {
    color: var(--t139-accent);
    font-weight: 700;
    margin-right: 6px;
}
.t139-inner-quick-item:hover {
    border-color: var(--t139-accent-line);
    color: var(--t139-text);
}

.t139-account-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.t139-account-card {
    position: relative;
    padding: 24px;
    background: var(--t139-card);
    border: 1px solid var(--t139-card-border);
    border-radius: var(--t139-radius);
    box-shadow: var(--t139-shadow);
}
.t139-account-tag {
    display: inline-block;
    margin-bottom: 10px;
    padding: 4px 10px;
    border-radius: 999px;
    background: var(--t139-accent-soft);
    color: var(--t139-accent);
    font-size: 12px;
    font-weight: 600;
}
.t139-account-specs {
    list-style: none;
    margin: 0 0 14px;
    padding: 0;
    font-size: 14px;
}
.t139-account-specs li {
    display: flex;
    justify-content: space-between;
    padding: 6px 0;
    border-bottom: 1px dashed var(--t139-card-border);
    color: var(--t139-muted);
}
.t139-account-specs strong { color: var(--t139-text); font-weight: 600; }

.t139-security-band {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    align-items: start;
}
.t139-pay-strip {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}
.t139-pay-item {
    padding: 16px;
    background: var(--t139-card);
    border: 1px solid var(--t139-card-border);
    border-radius: 10px;
    text-align: center;
}
.t139-pay-item span { font-size: 24px; display: block; margin-bottom: 6px; }
.t139-pay-item strong { display: block; font-size: 14px; }
.t139-pay-item small { color: var(--t139-muted); font-size: 12px; }

.t139-card {
    background: var(--t139-card);
    border: 1px solid var(--t139-card-border);
    box-shadow: var(--t139-shadow);
}
.t139-news-card {
    background: var(--t139-card);
    border: 1px solid var(--t139-card-border);
}

.t139-article-wrap {
    max-width: 1200px;
    margin-inline: auto;
}

/* ===== HTH 门户首页布局 ===== */
body.t139-hth-layout .t139-main { padding-top: 0; }

.t139-hth-hero {
    background: var(--t139-hero-bg);
    color: #F8FAFC;
    padding: 56px 0 72px;
    margin-top: var(--t139-header-h);
}
.t139-hth-hero-grid {
    display: grid;
    grid-template-columns: minmax(320px, 1fr) minmax(280px, 46%);
    gap: 48px;
    align-items: center;
}
.t139-hth-hero-copy h1 {
    font-size: clamp(2rem, 3.8vw, 3rem);
    line-height: 1.2;
    margin: 0 0 16px;
    color: #FFFFFF;
}
.t139-hth-hero-copy h1 em {
    font-style: normal;
    color: var(--t139-accent);
}
.t139-hth-hero-lead {
    font-size: 17px;
    line-height: 1.7;
    color: #CBD5E1;
    margin: 0 0 28px;
    max-width: 560px;
}
.t139-hth-hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 36px;
}
.t139-hth-hero .t139-btn-outline {
    border-color: rgba(255, 255, 255, 0.35);
    color: #FFFFFF;
}
.t139-hth-hero .t139-btn-outline:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: #FFFFFF;
    color: #FFFFFF;
}
.t139-hth-hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}
.t139-hth-stat {
    padding: 16px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
}
.t139-hth-stat strong {
    display: block;
    font-size: 1.5rem;
    color: var(--t139-accent);
    margin-bottom: 4px;
}
.t139-hth-stat span {
    font-size: 13px;
    color: #94A3B8;
}
.t139-hth-hero-visual img {
    border-radius: 16px;
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.35);
}

.t139-section-light { background: var(--t139-bg-soft); }
.t139-section-alt { background: #F8FAFC; }

.t139-hth-feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.t139-hth-feature-card {
    padding: 24px;
    background: var(--t139-card);
    border: 1px solid var(--t139-card-border);
    border-radius: var(--t139-radius);
    box-shadow: var(--t139-shadow);
    transition: transform 0.2s, box-shadow 0.2s;
}
.t139-hth-feature-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 16px 40px rgba(15, 23, 42, 0.12);
}
.t139-hth-feature-icon {
    display: inline-flex;
    width: 48px;
    height: 48px;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    background: var(--t139-accent-soft);
    font-size: 22px;
    margin-bottom: 14px;
}
.t139-hth-feature-card h3 {
    margin: 0 0 8px;
    font-size: 1.05rem;
}
.t139-hth-feature-card p {
    margin: 0;
    color: var(--t139-muted);
    font-size: 14px;
    line-height: 1.65;
}

.t139-hth-intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}
.t139-hth-intro-visual img {
    border-radius: var(--t139-radius);
    box-shadow: var(--t139-shadow);
}
.t139-hth-trust-row {
    display: grid;
    gap: 16px;
    margin-top: 24px;
}
.t139-hth-trust-item {
    display: flex;
    gap: 14px;
    align-items: flex-start;
    padding: 16px;
    background: var(--t139-bg);
    border-radius: 12px;
    border: 1px solid var(--t139-card-border);
}
.t139-hth-trust-item span { font-size: 24px; flex-shrink: 0; }
.t139-hth-trust-item h4 { margin: 0 0 4px; font-size: 15px; }
.t139-hth-trust-item p { margin: 0; font-size: 13px; color: var(--t139-muted); }

.t139-hth-timeline {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
    position: relative;
}
.t139-hth-timeline::before {
    content: '';
    position: absolute;
    top: 28px;
    left: 8%;
    right: 8%;
    height: 2px;
    background: linear-gradient(90deg, var(--t139-accent-line), var(--t139-accent), var(--t139-accent-line));
    z-index: 0;
}
.t139-hth-timeline-item {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 0 8px;
}
.t139-hth-timeline-year {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    margin: 0 auto 14px;
    border-radius: 50%;
    background: var(--t139-accent);
    color: #FFFFFF;
    font-weight: 700;
    font-size: 14px;
    box-shadow: 0 8px 20px rgba(16, 185, 129, 0.3);
}
.t139-hth-timeline-body h3 {
    margin: 0 0 8px;
    font-size: 15px;
}
.t139-hth-timeline-body p {
    margin: 0;
    font-size: 13px;
    color: var(--t139-muted);
    line-height: 1.55;
}

.t139-hth-chain {
    display: grid;
    gap: 16px;
}
.t139-hth-chain-item {
    display: grid;
    grid-template-columns: 64px 1fr;
    gap: 20px;
    align-items: start;
    padding: 24px;
    background: var(--t139-card);
    border: 1px solid var(--t139-card-border);
    border-radius: var(--t139-radius);
    box-shadow: var(--t139-shadow);
}
.t139-hth-chain-num {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--t139-accent-soft);
    color: var(--t139-accent);
    font-size: 1.4rem;
    font-weight: 700;
}
.t139-hth-chain-item h3 { margin: 0 0 8px; }
.t139-hth-chain-item p { margin: 0 0 10px; color: var(--t139-muted); font-size: 14px; }

.t139-hth-badge-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}
.t139-hth-badge-card {
    text-align: center;
    padding: 28px 20px;
    background: var(--t139-card);
    border: 1px solid var(--t139-card-border);
    border-radius: var(--t139-radius);
    box-shadow: var(--t139-shadow);
}
.t139-hth-badge-icon { font-size: 32px; display: block; margin-bottom: 12px; }
.t139-hth-badge-card h3 { margin: 0 0 8px; font-size: 15px; }
.t139-hth-badge-card p { margin: 0; font-size: 13px; color: var(--t139-muted); line-height: 1.55; }

.t139-hth-partner-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}
.t139-hth-partner-card {
    padding: 22px;
    background: var(--t139-card);
    border: 1px solid var(--t139-card-border);
    border-radius: var(--t139-radius);
    text-align: center;
}
.t139-hth-partner-card span { font-size: 28px; display: block; margin-bottom: 10px; }
.t139-hth-partner-card h4 { margin: 0 0 6px; font-size: 15px; }
.t139-hth-partner-card p { margin: 0; font-size: 13px; color: var(--t139-muted); }

.t139-hth-faq .t139-accordion-item {
    background: var(--t139-card);
    border: 1px solid var(--t139-card-border);
    border-radius: 12px;
    margin-bottom: 10px;
    overflow: hidden;
}
.t139-faq-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--t139-accent-soft);
    color: var(--t139-accent);
    font-weight: 700;
    font-size: 13px;
    flex-shrink: 0;
    margin-right: 10px;
}
.t139-hth-faq .t139-accordion-trigger {
    display: flex;
    align-items: center;
    width: 100%;
    padding: 18px 20px;
    background: transparent;
    border: none;
    text-align: left;
    font-size: 15px;
    font-weight: 600;
    color: var(--t139-text);
    cursor: pointer;
}
.t139-hth-faq .t139-accordion-panel {
    padding: 0 20px 18px 58px;
    color: var(--t139-muted);
    font-size: 14px;
    line-height: 1.65;
}

.t139-hth-value-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.t139-hth-value-card {
    padding: 28px 24px;
    background: var(--t139-card);
    border: 1px solid var(--t139-card-border);
    border-radius: var(--t139-radius);
    box-shadow: var(--t139-shadow);
    text-align: center;
}
.t139-hth-value-card span { font-size: 32px; display: block; margin-bottom: 12px; }
.t139-hth-value-card h3 { margin: 0 0 10px; }
.t139-hth-value-card p { margin: 0; color: var(--t139-muted); font-size: 14px; }

.t139-hth-testimonials .t139-testimonial-card {
    background: var(--t139-card);
    border: 1px solid var(--t139-card-border);
    border-radius: var(--t139-radius);
    padding: 24px;
    box-shadow: var(--t139-shadow);
}
.t139-hth-testimonials .t139-testimonial-card p {
    font-style: italic;
    color: var(--t139-muted);
    margin: 0 0 14px;
    line-height: 1.7;
}

.t139-footer-register {
    background: linear-gradient(135deg, #0B1A2E, #132D4A);
    color: #E2E8F0;
    padding: 48px 0;
}
.t139-footer-register h3 {
    color: #FFFFFF;
    margin: 8px 0 10px;
    font-size: 1.5rem;
}
.t139-footer-register p { margin: 0; color: #94A3B8; }
.t139-footer-register .t139-eyebrow { color: var(--t139-accent); }
.t139-footer-register .t139-btn-outline {
    border-color: rgba(255, 255, 255, 0.35);
    color: #FFFFFF;
}
.t139-footer-register .t139-btn-outline:hover {
    background: rgba(255, 255, 255, 0.08);
    color: #FFFFFF;
}

.t139-footer {
    background: var(--t139-footer-bg);
    color: #CBD5E1;
}
.t139-footer-desc,
.t139-footer-col a,
.t139-footer-contact a { color: #94A3B8; }
.t139-footer-col h5 { color: #F1F5F9; }
.t139-copyright { background: #060A12; color: #64748B; }

@media (min-width: 1600px) {
    :root {
        --t139-container: min(1560px, calc(100% - 48px));
    }
}

@media (max-width: 992px) {
    .t139-hth-hero-grid,
    .t139-hth-intro,
    .t139-carousel-grid,
    .t139-hero-grid,
    .t139-split,
    .t139-contact-grid,
    .t139-footer-grid { grid-template-columns: 1fr; }
    .t139-hth-hero-stats { grid-template-columns: repeat(2, 1fr); }
    .t139-hth-feature-grid { grid-template-columns: repeat(2, 1fr); }
    .t139-hth-timeline { grid-template-columns: repeat(2, 1fr); }
    .t139-hth-timeline::before { display: none; }
    .t139-hth-badge-grid { grid-template-columns: repeat(2, 1fr); }
    .t139-hth-partner-grid,
    .t139-hth-value-grid { grid-template-columns: repeat(2, 1fr); }
    .t139-article-layout { grid-template-columns: 1fr; }
    .t139-article-sidebar { position: static; }
    .t139-stats-grid { grid-template-columns: repeat(3, 1fr); }
    .t139-steps-grid,
    .t139-card-grid-3,
    .t139-card-grid-6,
    .t139-news-grid { grid-template-columns: repeat(2, 1fr); }
    .t139-footer-links { grid-template-columns: repeat(2, 1fr); }
    .t139-split-reverse .t139-split-copy,
    .t139-split-reverse .t139-split-visual { order: unset; }
    .t139-spotlight,
    .t139-account-grid,
    .t139-pay-strip,
    .t139-global-grid,
    .t139-milestone-grid,
    .t139-reg-grid,
    .t139-support-grid { grid-template-columns: repeat(2, 1fr); }
    .t139-quick-nav-grid { grid-template-columns: repeat(3, 1fr); }
    .t139-product-hall { grid-template-columns: repeat(2, 1fr); }
    .t139-testimonial-grid { grid-template-columns: repeat(2, 1fr); }
    .t139-account-grid { grid-template-columns: repeat(2, 1fr); }
    .t139-security-band { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .t139-nav { display: none; }
    .t139-header-download { display: none; }
    .t139-menu-toggle { display: block; }
    .t139-hth-hero-stats,
    .t139-hth-feature-grid,
    .t139-hth-timeline,
    .t139-hth-badge-grid,
    .t139-hth-partner-grid,
    .t139-hth-value-grid,
    .t139-article-layout { grid-template-columns: 1fr; }
    .t139-article-sidebar { position: static; margin-top: 8px; }
    .t139-stats-grid,
    .t139-steps-grid,
    .t139-card-grid-3,
    .t139-card-grid-4,
    .t139-card-grid-6,
    .t139-news-grid,
    .t139-info-cards,
    .t139-form-row,
    .t139-spotlight,
    .t139-account-grid,
    .t139-pay-strip,
    .t139-global-grid,
    .t139-milestone-grid,
    .t139-reg-grid,
    .t139-support-grid { grid-template-columns: 1fr; }
    .t139-quick-nav-grid,
    .t139-product-hall,
    .t139-testimonial-grid { grid-template-columns: 1fr; }
    .t139-account-grid { grid-template-columns: 1fr; }
    .t139-section { padding: 48px 0; }
    .t139-hero { padding: 32px 0 48px; }
}