/* ouyigai8 — Carbon #18181B + Cyan #06B6D4 · terminal dashboard */
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600;700&family=Inter:wght@400;500;600;700;800&display=swap');

:root {
    --carbon: #18181B;
    --carbon-mid: #27272A;
    --carbon-light: #3F3F46;
    --cyan: #06B6D4;
    --cyan-dim: #0891B2;
    --cyan-glow: rgba(6, 182, 212, 0.35);
    --text: #FAFAFA;
    --text-muted: #A1A1AA;
    --text-dim: #71717A;
    --border: rgba(6, 182, 212, 0.22);
    --border-subtle: rgba(255, 255, 255, 0.08);
    --panel: #1C1C1F;
    --font-mono: "JetBrains Mono", ui-monospace, Consolas, monospace;
    --font-sans: "Inter", system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
    --container: 1180px;
    --header-h: 60px;
    --radius: 8px;
    --radius-lg: 12px;
}

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

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-sans);
    line-height: 1.6;
    color: var(--text);
    background: var(--carbon);
    overflow-x: hidden;
}

body.z749e8pg { background: var(--carbon); color: var(--text); }

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { border: none; background: none; cursor: pointer; font: inherit; color: inherit; }

.z749e8container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 1.25rem;
}

#home, #features, #trading, #app, #security, #register, #about, #faq, #articles {
    scroll-margin-top: calc(var(--header-h) + 12px);
}

/* ── Header terminal ── */
.z749e8header--term {
    position: sticky;
    top: 0;
    z-index: 11000;
    background: rgba(24, 24, 27, 0.92);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border);
}

.z749e8header-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: var(--header-h);
    gap: 1rem;
}

.z749e8logo {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    min-width: 0;
    flex-shrink: 0;
}

.z749e8logo-pulse {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--cyan);
    box-shadow: 0 0 0 4px var(--cyan-glow);
    animation: term-pulse 2s ease-in-out infinite;
    flex-shrink: 0;
}

@keyframes term-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.45; }
}

.z749e8logo h1 {
    margin: 0;
    font-family: var(--font-mono);
    font-size: clamp(0.85rem, 2vw, 1rem);
    font-weight: 600;
    letter-spacing: 0.04em;
}

.z749e8logo h1 a {
    color: var(--cyan);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    display: block;
    max-width: min(280px, 46vw);
}

.z749e8logo h1 a:hover { color: #67E8F9; }

.z749e8menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    padding: 10px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--panel);
    z-index: 11020;
}

.z749e8menu-bar {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--cyan);
    border-radius: 1px;
}

.z749e8close-menu {
    display: none;
    position: absolute;
    top: 10px;
    right: 10px;
    width: 44px;
    height: 44px;
    font-size: 1.5rem;
    color: var(--text-muted);
    align-items: center;
    justify-content: center;
    z-index: 11030;
}

.z749e8nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s ease, visibility 0.25s;
    z-index: 11005;
}

.z749e8nav-overlay.active { opacity: 1; visibility: visible; }

.z749e8main-nav { display: flex; align-items: center; min-width: 0; flex: 1; justify-content: flex-end; }

.z749e8nav-root {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    align-items: center;
    gap: 2px 4px;
}

.z749e8nav-item > a {
    display: inline-block;
    padding: 0.4rem 0.65rem;
    font-family: var(--font-mono);
    font-size: clamp(0.68rem, 1.1vw, 0.78rem);
    font-weight: 500;
    color: var(--text-muted);
    border: 1px solid transparent;
    border-radius: 6px;
    transition: color 0.15s, background 0.15s, border-color 0.15s;
    word-break: break-word;
}

.z749e8nav-item > a:hover {
    color: var(--cyan);
    background: rgba(6, 182, 212, 0.08);
    border-color: var(--border);
}

.z749e8nav-item.z749e8this > a {
    color: var(--cyan);
    background: rgba(6, 182, 212, 0.12);
    border-color: var(--border);
}

.z749e8nav-item--cms {
    position: relative;
    margin-left: 6px;
    padding-left: 10px;
    border-left: 1px solid var(--border-subtle);
}

.z749e8nav-child {
    margin: 0;
    padding: 8px;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.45);
    min-width: 140px;
    max-height: 280px;
    overflow-y: auto;
}

.z749e8nav-child-dd { margin: 0; padding: 3px 0; }

.z749e8nav-child-dd a {
    display: block;
    padding: 6px 10px;
    font-size: 0.75rem;
    color: var(--text-muted);
    border-radius: 4px;
}

.z749e8nav-child-dd a:hover { color: var(--cyan); background: rgba(6, 182, 212, 0.08); }

@media (min-width: 992px) {
    .z749e8nav-item--cms .z749e8nav-child {
        display: none;
        position: absolute;
        left: 0;
        top: 100%;
        z-index: 1100;
    }
    .z749e8nav-item--cms:hover .z749e8nav-child,
    .z749e8nav-item--cms:focus-within .z749e8nav-child { display: block; }
    .z749e8nav-item--cms:last-child .z749e8nav-child { left: auto; right: 0; }
}

@media (max-width: 991px) {
    .z749e8menu-toggle { display: flex; }
    .z749e8close-menu { display: flex; }
    .z749e8main-nav {
        position: fixed;
        top: 0;
        right: 0;
        width: min(92vw, 380px);
        height: 100dvh;
        flex-direction: column;
        align-items: stretch;
        background: var(--carbon-mid);
        border-left: 1px solid var(--border);
        padding: 52px 16px 24px;
        transform: translate3d(100%, 0, 0);
        transition: transform 0.28s ease, visibility 0.28s;
        visibility: hidden;
        pointer-events: none;
        overflow-y: auto;
        z-index: 11010;
    }
    .z749e8main-nav.active {
        transform: translate3d(0, 0, 0);
        visibility: visible;
        pointer-events: auto;
    }
    .z749e8nav-root { flex-direction: column; align-items: stretch; width: 100%; }
    .z749e8nav-item, .z749e8nav-item--cms { width: 100%; margin: 0; padding: 0; border: none; }
    .z749e8nav-item > a { display: block; width: 100%; padding: 14px; font-size: 0.85rem; }
    .z749e8nav-item--cms .z749e8nav-child {
        position: static;
        box-shadow: none;
        margin-top: 6px;
        max-height: none;
    }
    body.z749e8menu-open { overflow: hidden; touch-action: none; }
}

/* ── Buttons ── */
.z749e8btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.65rem 1.25rem;
    font-family: var(--font-mono);
    font-size: 0.82rem;
    font-weight: 600;
    border-radius: var(--radius);
    border: 1px solid transparent;
    transition: transform 0.15s, box-shadow 0.15s, background 0.15s;
    white-space: nowrap;
}

.z749e8btn--cyan {
    background: var(--cyan);
    color: var(--carbon);
    border-color: var(--cyan);
    box-shadow: 0 0 20px var(--cyan-glow);
}

.z749e8btn--cyan:hover {
    background: #22D3EE;
    transform: translateY(-1px);
    box-shadow: 0 0 28px var(--cyan-glow);
}

.z749e8btn--outline {
    background: transparent;
    color: var(--cyan);
    border-color: var(--border);
}

.z749e8btn--outline:hover {
    background: rgba(6, 182, 212, 0.1);
    border-color: var(--cyan);
}

.z749e8btn--block { width: 100%; }

.z749e8term-actions { display: flex; flex-wrap: wrap; gap: 0.6rem; }

/* ── Hero terminal ── */
.z749e8term-hero {
    position: relative;
    padding: clamp(2.5rem, 6vw, 4rem) 0;
    background:
        radial-gradient(ellipse 80% 60% at 100% 0%, rgba(6, 182, 212, 0.12) 0%, transparent 55%),
        linear-gradient(180deg, var(--carbon) 0%, #0F0F12 100%);
    border-bottom: 1px solid var(--border-subtle);
    overflow: hidden;
}

.z749e8term-scanline {
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(6, 182, 212, 0.015) 2px,
        rgba(6, 182, 212, 0.015) 4px
    );
    pointer-events: none;
    z-index: 0;
}

.z749e8term-hero-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: clamp(1.5rem, 4vw, 2.5rem);
    align-items: center;
}

.z749e8term-tag {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--cyan);
    letter-spacing: 0.08em;
    margin-bottom: 0.75rem;
}

.z749e8term-title {
    font-size: clamp(1.75rem, 4.5vw, 2.65rem);
    font-weight: 800;
    line-height: 1.12;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.z749e8term-lead {
    font-size: clamp(0.92rem, 1.8vw, 1.05rem);
    color: var(--text-muted);
    line-height: 1.65;
    margin-bottom: 0.85rem;
    max-width: 36rem;
}

.z749e8term-note {
    font-size: 0.88rem;
    color: var(--text-dim);
    line-height: 1.7;
    margin-bottom: 1.25rem;
    max-width: 38rem;
    padding: 0.85rem 1rem;
    background: rgba(6, 182, 212, 0.05);
    border-left: 3px solid var(--cyan);
    border-radius: 0 var(--radius) var(--radius) 0;
}

.z749e8term-note strong { color: var(--text); font-weight: 600; }

.z749e8term-metrics {
    display: flex;
    flex-wrap: wrap;
    gap: 1.25rem 2rem;
    margin-top: 1.5rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--border-subtle);
}

.z749e8term-metrics li {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.z749e8term-metric-val {
    font-family: var(--font-mono);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--cyan);
}

.z749e8term-metrics li span:last-child {
    font-size: 0.75rem;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.z749e8term-panel {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.4);
}

.z749e8term-panel-head {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.65rem 1rem;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--text-muted);
    background: rgba(0, 0, 0, 0.35);
    border-bottom: 1px solid var(--border-subtle);
}

.z749e8term-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-dim);
}

.z749e8term-dot--live {
    background: #22C55E;
    box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.3);
}

.z749e8term-panel-img {
    width: 100%;
    height: auto;
    display: block;
    background: #0A0A0C;
}

.z749e8term-panel-foot {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem 1.25rem;
    padding: 0.65rem 1rem;
    font-family: var(--font-mono);
    font-size: 0.68rem;
    color: var(--cyan-dim);
    border-top: 1px solid var(--border-subtle);
}

.z749e8term-panel-foot code { color: var(--cyan); }

/* ── Sections ── */
.z749e8term-section {
    padding: clamp(2.5rem, 5vw, 4rem) 0;
}

.z749e8term-section--dark {
    background: #0F0F12;
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
}

.z749e8term-section--panel {
    background: linear-gradient(135deg, #0F0F12 0%, var(--carbon-mid) 100%);
}

.z749e8term-sechead { margin-bottom: 2rem; max-width: 40rem; }

.z749e8term-sechead--center { text-align: center; margin-left: auto; margin-right: auto; }

.z749e8term-sechead--row {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: flex-end;
    gap: 1rem;
    max-width: none;
}

.z749e8term-kicker {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    color: var(--cyan);
    margin-bottom: 0.5rem;
}

.z749e8term-h2 {
    font-size: clamp(1.45rem, 3vw, 2rem);
    font-weight: 800;
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
}

.z749e8term-sub {
    font-size: 0.92rem;
    color: var(--text-muted);
    line-height: 1.65;
}

.z749e8term-sub strong { color: var(--text); }

.z749e8term-grid {
    display: grid;
    gap: 1px;
    background: var(--border-subtle);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.z749e8term-grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.z749e8term-card {
    background: var(--panel);
    padding: 1.35rem 1.25rem;
    position: relative;
}

.z749e8term-card--accent {
    background: linear-gradient(145deg, rgba(6, 182, 212, 0.12) 0%, var(--panel) 100%);
    border-left: 3px solid var(--cyan);
}

.z749e8term-card-id {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    color: var(--cyan-dim);
    margin-bottom: 0.5rem;
    display: block;
}

.z749e8term-card h3 {
    font-size: 1rem;
    margin-bottom: 0.4rem;
    color: var(--text);
}

.z749e8term-card p {
    font-size: 0.84rem;
    color: var(--text-muted);
    line-height: 1.6;
}

.z749e8term-rail {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1px;
    background: var(--border-subtle);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.z749e8term-node {
    background: var(--panel);
    padding: 1.35rem 1.15rem;
}

.z749e8term-node h3 {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--cyan);
    margin-bottom: 0.45rem;
}

.z749e8term-node p {
    font-size: 0.82rem;
    color: var(--text-muted);
    line-height: 1.55;
    margin-bottom: 0.65rem;
}

.z749e8term-link {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--cyan);
    font-weight: 600;
}

.z749e8term-link:hover { color: #67E8F9; }

.z749e8term-dlgrid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr)) minmax(0, 0.85fr);
    gap: 1px;
    background: var(--border-subtle);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.z749e8term-dlcard {
    background: var(--panel);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
}

.z749e8term-plat {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--cyan);
    margin-bottom: 0.35rem;
}

.z749e8term-dlcard h3 { font-size: 1.1rem; margin-bottom: 0.5rem; }

.z749e8term-dlcard p {
    font-size: 0.84rem;
    color: var(--text-muted);
    line-height: 1.6;
    flex: 1;
    margin-bottom: 1rem;
}

.z749e8term-dlaside {
    background: rgba(6, 182, 212, 0.06);
    padding: 1.5rem;
    border-left: 1px solid var(--border);
}

.z749e8term-dlaside h4 {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--cyan);
    margin-bottom: 0.75rem;
}

.z749e8term-dlaside ol {
    padding-left: 1.1rem;
    font-size: 0.82rem;
    color: var(--text-muted);
    line-height: 1.65;
}

.z749e8term-sec-split {
    display: grid;
    grid-template-columns: minmax(0, 0.42fr) minmax(0, 1fr);
    gap: 2rem;
    align-items: start;
}

.z749e8term-dl {
    margin-top: 1rem;
}

.z749e8term-dl div {
    display: grid;
    grid-template-columns: 5rem 1fr;
    gap: 0.5rem;
    padding: 0.55rem 0;
    border-top: 1px solid var(--border-subtle);
    font-size: 0.82rem;
}

.z749e8term-dl div:first-child { border-top: none; }

.z749e8term-dl dt { color: var(--text-dim); font-weight: 600; }

.z749e8term-dl dd { color: var(--text-muted); margin: 0; }

.z749e8term-outline {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.z749e8term-outline li {
    padding: 1rem 1.15rem;
    border-bottom: 1px solid var(--border-subtle);
    display: grid;
    gap: 0.3rem;
}

.z749e8term-outline li:last-child { border-bottom: none; }

.z749e8term-outline strong { font-size: 0.9rem; color: var(--text); }

.z749e8term-outline span { font-size: 0.82rem; color: var(--text-muted); line-height: 1.55; }

.z749e8term-steps {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1px;
    background: var(--border-subtle);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    list-style: none;
}

.z749e8term-steps li {
    display: flex;
    gap: 0.85rem;
    background: var(--panel);
    padding: 1.25rem 1rem;
}

.z749e8term-steps li > span {
    flex-shrink: 0;
    width: 2rem;
    height: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--carbon);
    background: var(--cyan);
    border-radius: 6px;
}

.z749e8term-steps h3 { font-size: 0.92rem; margin-bottom: 0.3rem; }

.z749e8term-steps p { font-size: 0.8rem; color: var(--text-muted); line-height: 1.5; }

.z749e8term-about {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    gap: 2rem;
    align-items: start;
}

.z749e8term-stats {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.z749e8term-stats div {
    padding: 1rem 1.15rem;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.z749e8term-stats strong {
    display: block;
    font-family: var(--font-mono);
    font-size: 1.35rem;
    color: var(--cyan);
    margin-bottom: 0.2rem;
}

.z749e8term-stats span { font-size: 0.78rem; color: var(--text-dim); }

.z749e8term-faq { max-width: 44rem; margin: 0 auto; }

.z749e8term-faqitem {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 0.6rem;
    overflow: hidden;
}

.z749e8term-faqitem summary {
    cursor: pointer;
    padding: 1rem 1.15rem;
    font-weight: 600;
    font-size: 0.92rem;
    list-style: none;
    color: var(--text);
}

.z749e8term-faqitem summary::-webkit-details-marker { display: none; }

.z749e8term-faqitem[open] summary { color: var(--cyan); border-bottom: 1px solid var(--border-subtle); }

.z749e8term-faqitem div { padding: 0 1.15rem 1rem; }

.z749e8term-faqitem p { font-size: 0.86rem; color: var(--text-muted); line-height: 1.65; margin-top: 0.65rem; }

.z749e8term-more {
    font-family: var(--font-mono);
    font-size: 0.82rem;
    color: var(--cyan);
    font-weight: 600;
    white-space: nowrap;
}

.z749e8term-newsgrid {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 1px;
    background: var(--border-subtle);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.z749e8term-newscard {
    background: var(--panel);
    display: flex;
    flex-direction: column;
}

.z749e8term-newscard:hover { background: var(--carbon-mid); }

.z749e8term-newsthumb {
    display: block;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    border-bottom: 1px solid var(--border-subtle);
}

.z749e8term-newsthumb img { width: 100%; height: 100%; object-fit: cover; }

.z749e8term-newscard h3 {
    font-size: 0.82rem;
    font-weight: 600;
    padding: 0.65rem 0.75rem 0.85rem;
    line-height: 1.4;
}

.z749e8term-newscard h3 a:hover { color: var(--cyan); }

.z749e8term-cta {
    padding: clamp(2rem, 5vw, 3rem) 0;
    background: linear-gradient(120deg, #0A0A0C 0%, var(--carbon-mid) 50%, rgba(6, 182, 212, 0.08) 100%);
    border-top: 1px solid var(--border);
}

.z749e8term-cta-inner {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 1.5rem;
}

.z749e8term-cta h2 {
    font-size: clamp(1.25rem, 3vw, 1.65rem);
    margin-bottom: 0.4rem;
}

.z749e8term-cta p { font-size: 0.88rem; color: var(--text-muted); max-width: 28rem; line-height: 1.55; }

.z749e8term-legal {
    padding: 1.25rem 0 2rem;
    border-top: 1px solid var(--border-subtle);
}

.z749e8term-legal p {
    font-size: 0.76rem;
    color: var(--text-dim);
    line-height: 1.65;
    max-width: 52rem;
}

/* ── Sub pages ── */
body.z749e8page-sub {
    background: #0F0F12;
    color: var(--text);
}

.z749e8inner-hero {
    padding: 1rem 0;
    background: var(--carbon-mid);
    border-bottom: 1px solid var(--border-subtle);
}

.z749e8kw-strip {
    font-size: 0.84rem;
    color: var(--text-muted);
    line-height: 1.65;
    margin-bottom: 1.25rem;
    padding: 0.85rem 1rem;
    background: rgba(6, 182, 212, 0.06);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.z749e8kw-strip strong { color: var(--text); }

.z749e8breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 4px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-dim);
    margin-bottom: 1rem;
}

.z749e8breadcrumb a { color: var(--cyan); }

.z749e8breadcrumb a:hover { text-decoration: underline; }

.z749e8breadcrumb-sep { margin: 0 4px; opacity: 0.5; }

.z749e8main-with-sidebar { padding: 1.5rem 0 3rem; }

.z749e8layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 1.5rem;
    align-items: start;
}

.z749e8list-main,
.z749e8article-main {
    min-width: 0;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
}

.z749e8list-title {
    font-size: 1.65rem;
    margin: 0 0 0.5rem;
    font-weight: 800;
}

.z749e8list-intro { font-size: 0.9rem; color: var(--text-muted); line-height: 1.6; margin: 0; }

.z749e8list-row {
    display: flex;
    gap: 1.15rem;
    padding: 1.15rem 0;
    border-bottom: 1px solid var(--border-subtle);
    align-items: flex-start;
}

.z749e8list-row:last-child { border-bottom: none; }

.z749e8list-thumb {
    width: 240px;
    max-width: 38%;
    flex-shrink: 0;
}

.z749e8thumb-link {
    display: block;
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border-subtle);
    aspect-ratio: 16 / 10;
    background: var(--carbon);
}

.z749e8thumb-link img { width: 100%; height: 100%; object-fit: cover; }

.z749e8list-text { flex: 1; min-width: 0; }

.z749e8list-title-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 0.75rem;
    align-items: baseline;
    margin-bottom: 0.4rem;
}

.z749e8list-typelink { font-size: 0.72rem; color: var(--text-dim); font-family: var(--font-mono); }

.z749e8list-article-title {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text);
}

.z749e8list-article-title:hover { color: var(--cyan); }

.z749e8list-info {
    font-size: 0.75rem;
    color: var(--text-dim);
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1rem;
    margin-bottom: 0.4rem;
    font-family: var(--font-mono);
}

.z749e8list-introtext { font-size: 0.86rem; color: var(--text-muted); line-height: 1.55; margin: 0; }

.z749e8pagebar-lr { margin-top: 1.25rem; padding-top: 1rem; border-top: 1px solid var(--border-subtle); }

.z749e8pagebar-lr .pagelist {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    list-style: none;
}

.z749e8article-title {
    font-size: 1.75rem;
    line-height: 1.25;
    margin: 0 0 0.65rem;
    font-weight: 800;
}

.z749e8article-meta {
    font-size: 0.82rem;
    color: var(--text-dim);
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1rem;
    margin-bottom: 0.75rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border-subtle);
    font-family: var(--font-mono);
}

.z749e8article-meta a { color: var(--cyan); }

.z749e8meta-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; margin: 0.75rem 0 0; }

.z749e8tagitem a {
    display: inline-block;
    padding: 0.25rem 0.6rem;
    font-size: 0.75rem;
    background: rgba(6, 182, 212, 0.1);
    border: 1px solid var(--border);
    border-radius: 999px;
    color: var(--cyan);
}

.z749e8litpic-thumb {
    max-width: min(100%, 400px);
    border-radius: var(--radius);
    border: 1px solid var(--border-subtle);
    margin: 0.75rem 0;
}

.z749e8article-body {
    font-size: 1rem;
    line-height: 1.75;
    color: var(--text-muted);
    word-break: break-word;
}

.z749e8article-body img { max-width: 100%; border-radius: var(--radius); }

.z749e8article-figure { margin: 0 0 1rem; }

.z749e8article-figure figcaption { font-size: 0.82rem; color: var(--text-dim); margin-top: 0.4rem; }

.z749e8diyfield {
    margin-top: 1rem;
    padding: 0.85rem;
    background: rgba(6, 182, 212, 0.05);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius);
    font-size: 0.84rem;
}

.z749e8article-prenext {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 0.75rem;
    margin: 1.5rem 0;
    padding: 0.85rem 0;
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
    font-size: 0.84rem;
    color: var(--text-muted);
}

.z749e8block-title {
    font-size: 1.1rem;
    margin: 0 0 0.85rem;
    color: var(--cyan);
    font-family: var(--font-mono);
}

.z749e8card-item {
    display: flex;
    gap: 0.85rem;
    padding: 0.85rem 0;
    border-bottom: 1px solid var(--border-subtle);
    align-items: flex-start;
}

.z749e8card-thumb .z749e8thumb-link { max-width: 160px; }

.z749e8card-title { font-weight: 600; color: var(--text); font-size: 0.92rem; }

.z749e8card-title:hover { color: var(--cyan); }

.z749e8card-desc { font-size: 0.82rem; color: var(--text-muted); margin-top: 0.3rem; line-height: 1.5; }

.z749e8sidebar-block {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1rem;
    margin-bottom: 1rem;
}

.z749e8sidebar-title {
    font-size: 0.9rem;
    margin: 0 0 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border);
    color: var(--cyan);
    font-family: var(--font-mono);
}

.z749e8sidebar-list--plain li { margin-bottom: 0.5rem; font-size: 0.84rem; }

.z749e8sidebar-list--plain a { color: var(--cyan); }

.z749e8sidebar-list--plain a:hover { text-decoration: underline; }

.z749e8channel-loop { margin-top: 1.5rem; padding-top: 1rem; border-top: 1px solid var(--border-subtle); }

.z749e8channel-loop-item {
    background: rgba(6, 182, 212, 0.04);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius);
    padding: 1rem;
    margin-bottom: 0.85rem;
}

.z749e8channel-loop-head {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    font-size: 0.82rem;
}

.z749e8channel-loop-son a { margin-right: 0.65rem; color: var(--cyan); }

.z749e8channel-loop-more { color: var(--cyan); font-weight: 600; }

.z749e8sql-demo { margin-top: 1.25rem; }

/* ── Footer ── */
.z749e8footer {
    background: #0A0A0C;
    border-top: 1px solid var(--border);
    padding: 2.5rem 0 0;
    color: var(--text-muted);
}

.z749e8footer-main {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 2.5rem;
    margin-bottom: 1.5rem;
}

.z749e8footer-brand h3 { font-size: 1.1rem; color: var(--text); margin-bottom: 0.5rem; }

.z749e8footer-brand p { font-size: 0.84rem; line-height: 1.6; }

.z749e8social-links { display: flex; gap: 0.5rem; margin-top: 0.75rem; }

.z749e8social-link {
    padding: 0.35rem 0.75rem;
    font-size: 0.78rem;
    border: 1px solid var(--border-subtle);
    border-radius: 6px;
    color: var(--text-muted);
}

.z749e8social-link:hover { border-color: var(--cyan); color: var(--cyan); }

.z749e8footer-links {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.5rem;
}

.z749e8link-group h4 {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--cyan);
    margin-bottom: 0.75rem;
    letter-spacing: 0.06em;
}

.z749e8link-group li { margin-bottom: 0.45rem; }

.z749e8link-group a { font-size: 0.84rem; color: var(--text-muted); }

.z749e8link-group a:hover { color: var(--cyan); }

.z749e8footer-bottom {
    border-top: 1px solid var(--border-subtle);
    padding: 1.25rem 0;
}

.z749e8footer-legal p { font-size: 0.78rem; color: var(--text-dim); margin-bottom: 0.35rem; }

.z749e8footer-legal a { color: var(--cyan); }

.z749e8footer-disclaimer p { font-size: 0.72rem; color: var(--text-dim); line-height: 1.6; margin-top: 0.75rem; }

.z749e8friend-links {
    background: var(--carbon-mid);
    border-top: 1px solid var(--border-subtle);
    padding: 1.25rem 0;
}

.z749e8friend-links h4 { font-size: 0.85rem; margin-bottom: 0.65rem; color: var(--text-muted); }

.z749e8friend-links ul { display: flex; flex-wrap: wrap; gap: 0.5rem 1rem; }

.z749e8friend-links a { font-size: 0.8rem; color: var(--text-dim); }

.z749e8friend-links a:hover { color: var(--cyan); }

/* ── Responsive ── */
@media (max-width: 991px) {
    .z749e8term-hero-grid { grid-template-columns: 1fr; }
    .z749e8term-grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .z749e8term-rail { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .z749e8term-dlgrid { grid-template-columns: 1fr; }
    .z749e8term-sec-split { grid-template-columns: 1fr; }
    .z749e8term-steps { grid-template-columns: 1fr; }
    .z749e8term-about { grid-template-columns: 1fr; }
    .z749e8term-newsgrid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .z749e8term-sechead--row { flex-direction: column; align-items: flex-start; }
    .z749e8layout { grid-template-columns: 1fr; }
    .z749e8footer-main { grid-template-columns: 1fr; }
    .z749e8list-row { flex-direction: column; }
    .z749e8list-thumb { width: 100%; max-width: 100%; }
}

@media (max-width: 767px) {
    .z749e8term-grid--4,
    .z749e8term-rail { grid-template-columns: 1fr; }
    .z749e8term-newsgrid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .z749e8term-cta-inner { flex-direction: column; align-items: flex-start; }
    .z749e8term-actions .z749e8btn { flex: 1 1 auto; min-width: calc(50% - 0.3rem); }
    .z749e8card-item { flex-direction: column; }
}

@media (max-width: 420px) {
    .z749e8term-newsgrid { grid-template-columns: 1fr; }
    .z749e8term-actions { flex-direction: column; }
    .z749e8term-actions .z749e8btn { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation: none !important; transition: none !important; }
}