/* =========================================================
   LIFELESS — design system
   ========================================================= */

:root {
    /* surfaces */
    --bg:            #0a0a0c;
    --surface-1:     #111114;
    --surface-2:     #17171b;
    --surface-3:     #1d1d22;

    /* borders */
    --border:        rgba(255, 255, 255, 0.06);
    --border-strong: rgba(255, 255, 255, 0.12);

    /* text */
    --fg:            #ececef;
    --fg-muted:      #8b8b93;
    --fg-subtle:     #56565f;

    /* accent */
    --accent:        #d4a843;
    --accent-hi:     #e6bd63;
    --accent-fg:     #0a0a0c;
    --accent-soft:   rgba(212, 168, 67, 0.08);

    /* type */
    --font-sans:  'Inter', system-ui, -apple-system, sans-serif;
    --font-head:  'Space Grotesk', 'Inter', sans-serif;
    --font-mono:  'JetBrains Mono', ui-monospace, monospace;
    --font-serif: 'Newsreader', Georgia, 'Times New Roman', serif;

    /* ratio 1.25 */
    --t-11: 0.6875rem;
    --t-13: 0.78rem;
    --t-14: 0.875rem;
    --t-16: 1rem;
    --t-20: 1.25rem;
    --t-25: 1.5625rem;
    --t-31: 1.9375rem;
    --t-39: 2.4375rem;
    --t-49: 3.0625rem;
    --t-61: 3.8125rem;

    /* motion */
    --ease: cubic-bezier(0.2, 0.6, 0.2, 1);
    --dur-hover: 120ms;
    --dur-press: 200ms;
    --dur-reveal: 420ms;

    /* radius */
    --r-sm: 6px;
    --r-md: 8px;
    --r-lg: 12px;
}

/* =========================================================
   RESET
   ========================================================= */

* { margin: 0; padding: 0; box-sizing: border-box; }
html {
    scroll-behavior: smooth;
    font-optical-sizing: auto;
    -webkit-text-size-adjust: 100%;
}
body {
    background: var(--bg);
    color: var(--fg);
    font-family: var(--font-sans);
    font-size: var(--t-16);
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-feature-settings: 'cv11', 'ss01';
    overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }
button { font-family: inherit; cursor: pointer; background: none; border: none; color: inherit; }
ol, ul { list-style: none; }
::selection { background: rgba(212, 168, 67, 0.28); color: var(--fg); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 3px; }

/* =========================================================
   TYPOGRAPHY
   ========================================================= */

h1, h2, h3, h4 {
    font-family: var(--font-head);
    font-weight: 600;
    color: var(--fg);
}
h1 {
    font-size: clamp(2.75rem, 6vw, 4.75rem);
    line-height: 0.98;
    letter-spacing: -0.045em;
    text-wrap: balance;
}
h2 {
    font-size: clamp(1.75rem, 3vw, 2.4375rem);
    line-height: 1.08;
    letter-spacing: -0.03em;
    text-wrap: balance;
}
h3 {
    font-size: var(--t-20);
    line-height: 1.3;
    letter-spacing: -0.005em;
}
p { text-wrap: pretty; }
em { font-style: normal; color: var(--accent); }

.kicker,
.section-eyebrow {
    font-family: var(--font-mono);
    font-size: var(--t-11);
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--fg-subtle);
    margin-bottom: 24px;
    display: block;
}

/* =========================================================
   LAYOUT
   ========================================================= */

main { padding-top: 56px; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 128px 0; }
.section + .section { border-top: 1px solid var(--border); }

.section-head {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px 64px;
    align-items: end;
    margin-bottom: 56px;
    border-bottom: 1px solid var(--border);
    padding-bottom: 32px;
}
.section-head .kicker { grid-column: 1 / -1; margin-bottom: 4px; }
.section-head h2 { max-width: 16ch; }
.section-sub {
    color: var(--fg-muted);
    font-size: var(--t-16);
    max-width: 44ch;
    justify-self: end;
    align-self: end;
    line-height: 1.55;
}

/* =========================================================
   HEADER
   ========================================================= */

.site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    background: rgba(10, 10, 12, 0.72);
    backdrop-filter: blur(12px) saturate(140%);
    -webkit-backdrop-filter: blur(12px) saturate(140%);
    border-bottom: 1px solid var(--border);
    z-index: 100;
}
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-head);
    font-weight: 700;
    font-size: var(--t-14);
    letter-spacing: 1.5px;
}
.logo svg { width: 18px; height: 18px; color: var(--accent); }

.site-nav { display: flex; gap: 24px; }
.site-nav a {
    color: var(--fg-muted);
    font-size: var(--t-13);
    font-weight: 500;
    transition: color var(--dur-hover) var(--ease);
}
.site-nav a:hover,
.site-nav a.active { color: var(--fg); }

.header-right { display: flex; align-items: center; gap: 12px; }
.lang-btn {
    padding: 5px 9px;
    border: 1px solid var(--border-strong);
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: var(--t-11);
    font-weight: 500;
    letter-spacing: 0.06em;
    color: var(--fg-muted);
    transition: color var(--dur-hover) var(--ease), border-color var(--dur-hover) var(--ease);
}
.lang-btn:hover { color: var(--fg); border-color: var(--fg-muted); }

.menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 6px;
}
.menu-btn span {
    width: 18px;
    height: 1.5px;
    background: var(--fg);
    border-radius: 1px;
}

/* =========================================================
   MOBILE NAV
   ========================================================= */

.mobile-nav {
    position: fixed;
    inset: 0;
    background: rgba(10, 10, 12, 0.96);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    z-index: 99;
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 20px;
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
    font-family: var(--font-head);
    font-size: var(--t-25);
    font-weight: 600;
    letter-spacing: -0.02em;
    color: var(--fg-muted);
    transition: color var(--dur-hover) var(--ease);
}
.mobile-nav a:hover { color: var(--fg); }

/* =========================================================
   BUTTONS
   ========================================================= */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    border-radius: var(--r-sm);
    font-size: var(--t-14);
    font-weight: 500;
    letter-spacing: -0.005em;
    transition:
        background var(--dur-hover) var(--ease),
        color var(--dur-hover) var(--ease),
        border-color var(--dur-hover) var(--ease),
        transform var(--dur-press) var(--ease);
    user-select: none;
    white-space: nowrap;
}
.btn:active { transform: scale(0.985); }
.btn-primary { background: var(--accent); color: var(--accent-fg); }
.btn-primary:hover { background: var(--accent-hi); }
.btn-ghost {
    border: 1px solid var(--border-strong);
    color: var(--fg);
}
.btn-ghost:hover { border-color: var(--fg-muted); }

.btn-text {
    color: var(--fg-muted);
    padding: 10px 2px;
    font-size: var(--t-14);
    font-weight: 500;
}
.btn-text:hover { color: var(--fg); }
.btn-text span {
    display: inline-block;
    transition: transform var(--dur-hover) var(--ease);
}
.btn-text:hover span { transform: translateX(3px); }

.btn-lg { padding: 13px 22px; font-size: var(--t-16); }

.header-right .btn-primary {
    background: transparent;
    color: var(--accent);
    padding: 8px 0;
}
.header-right .btn-primary::after {
    content: '→';
    margin-left: 6px;
    transition: transform var(--dur-hover) var(--ease);
}
.header-right .btn-primary:hover {
    background: transparent;
    color: var(--accent-hi);
}
.header-right .btn-primary:hover::after { transform: translateX(3px); }

/* =========================================================
   HERO — editorial
   ========================================================= */

.hero { padding: 128px 0 96px; position: relative; overflow: hidden; }
.hero::before {
    content: '';
    position: absolute;
    top: -260px;
    left: 15%;
    width: 720px;
    height: 480px;
    background: radial-gradient(ellipse, rgba(212, 168, 67, 0.055), transparent 65%);
    pointer-events: none;
    z-index: 0;
}
.hero .container { position: relative; z-index: 1; }

.hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 260px;
    gap: 64px;
    align-items: end;
}
.hero-lead .kicker { margin-bottom: 28px; }
.hero h1 { margin-bottom: 24px; }
.hero-sub {
    font-size: var(--t-16);
    color: var(--fg-muted);
    max-width: 46ch;
    line-height: 1.6;
    margin-bottom: 36px;
}
.hero-actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

.hero-meta {
    border-top: 1px solid var(--border);
    padding-top: 20px;
}
.meta-row {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    padding: 8px 0;
    font-family: var(--font-mono);
    font-size: var(--t-11);
    letter-spacing: 0.06em;
    text-transform: uppercase;
}
.meta-row + .meta-row { border-top: 1px solid var(--border); }
.meta-k { color: var(--fg-subtle); }
.meta-v {
    color: var(--fg);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-variant-numeric: tabular-nums;
}
.meta-v .dot {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--accent);
}

/* =========================================================
   FACTS
   ========================================================= */

.facts {
    padding: 40px 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}
.fact-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
}
.fact-row > div {
    display: flex;
    align-items: baseline;
    gap: 10px;
    padding: 0 24px;
    border-right: 1px solid var(--border);
}
.fact-row > div:first-child { padding-left: 0; }
.fact-row > div:last-child { border-right: 0; padding-right: 0; }
.fact-row dt {
    font-family: var(--font-mono);
    font-size: var(--t-11);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--fg-subtle);
}
.fact-row dd {
    margin: 0;
    font-family: var(--font-head);
    font-size: var(--t-25);
    font-weight: 600;
    letter-spacing: -0.02em;
    font-variant-numeric: tabular-nums;
}

/* =========================================================
   CARDS — principles
   ========================================================= */

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}
.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.card {
    background: var(--surface-1);
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    padding: 28px;
    transition:
        border-color var(--dur-hover) var(--ease),
        background var(--dur-hover) var(--ease);
}
.card:hover {
    border-color: var(--border-strong);
    background: var(--surface-2);
}
.card-icon {
    width: 34px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--r-sm);
    background: var(--accent-soft);
    color: var(--accent);
    margin-bottom: 18px;
}
.card-icon svg { width: 17px; height: 17px; }
.card h3 {
    font-size: var(--t-16);
    font-weight: 600;
    letter-spacing: -0.005em;
    margin-bottom: 8px;
}
.card p {
    font-size: var(--t-14);
    color: var(--fg-muted);
    line-height: 1.55;
}

/* =========================================================
   FEATURE LIST — editorial
   ========================================================= */

.feature-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 64px;
}
.feature-list li {
    display: grid;
    grid-template-columns: 56px 1fr;
    gap: 16px;
    padding: 28px 0;
    border-bottom: 1px solid var(--border);
    transition: border-color var(--dur-hover) var(--ease);
}
.feature-list li:hover { border-color: var(--border-strong); }
.feature-list .idx {
    font-family: var(--font-mono);
    font-size: var(--t-11);
    letter-spacing: 0.06em;
    color: var(--fg-subtle);
    padding-top: 6px;
    font-variant-numeric: tabular-nums;
}
.feature-list h3 {
    font-size: var(--t-16);
    font-weight: 600;
    letter-spacing: -0.005em;
    margin-bottom: 6px;
}
.feature-list p {
    font-size: var(--t-14);
    color: var(--fg-muted);
    line-height: 1.55;
    max-width: 42ch;
}

/* =========================================================
   PRODUCTS — asymmetric
   ========================================================= */

.product-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}
.product {
    background: var(--surface-1);
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    padding: 28px;
    display: flex;
    flex-direction: column;
    transition:
        border-color var(--dur-hover) var(--ease),
        background var(--dur-hover) var(--ease);
}
.product:hover { border-color: var(--border-strong); background: var(--surface-2); }
.product.is-live {
    grid-column: span 2;
    padding: 36px;
    background:
        linear-gradient(180deg, rgba(212, 168, 67, 0.035), transparent 55%),
        var(--surface-1);
    border-color: rgba(212, 168, 67, 0.18);
}
.product.is-live:hover { border-color: rgba(212, 168, 67, 0.32); }
.product header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}
.product h3 {
    font-size: var(--t-20);
    font-weight: 600;
    letter-spacing: -0.01em;
}
.product p {
    color: var(--fg-muted);
    font-size: var(--t-14);
    flex: 1;
    margin-bottom: 24px;
    max-width: 56ch;
    line-height: 1.55;
}
.product .btn-text { align-self: flex-start; padding: 0; }

.status {
    font-family: var(--font-mono);
    font-size: var(--t-11);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--fg-subtle);
    padding: 3px 8px;
    border: 1px solid var(--border-strong);
    border-radius: 4px;
}
.status-live {
    color: var(--accent-fg);
    background: var(--accent);
    border-color: transparent;
}

/* =========================================================
   RAIL — timeline
   ========================================================= */

.rail {
    position: relative;
    padding-left: 32px;
    max-width: 720px;
}
.rail::before {
    content: '';
    position: absolute;
    left: 5px;
    top: 12px;
    bottom: 12px;
    width: 1px;
    background: var(--border-strong);
}
.rail li {
    position: relative;
    padding: 0 0 40px 24px;
}
.rail li:last-child { padding-bottom: 0; }
.rail .dot {
    position: absolute;
    left: -32px;
    top: 6px;
    width: 11px;
    height: 11px;
    border-radius: 50%;
    background: var(--bg);
    border: 1.5px solid var(--border-strong);
}
.rail .done .dot {
    background: var(--accent);
    border-color: var(--accent);
}
.rail .now .dot {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(212, 168, 67, 0.15);
}
.rail-date {
    display: block;
    font-family: var(--font-mono);
    font-size: var(--t-11);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--fg-subtle);
    margin-bottom: 8px;
}
.rail .done .rail-date { color: var(--accent); }
.rail .now .rail-date { color: var(--accent-hi); }
.rail h3 {
    font-size: var(--t-16);
    font-weight: 600;
    margin-bottom: 4px;
}
.rail p {
    color: var(--fg-muted);
    font-size: var(--t-14);
    max-width: 52ch;
    line-height: 1.55;
}

/* =========================================================
   FAQ
   ========================================================= */

.faq-item {
    background: var(--surface-1);
    border: 1px solid var(--border);
    border-radius: var(--r-md);
    margin-bottom: 8px;
    overflow: hidden;
    transition: border-color var(--dur-hover) var(--ease);
}
.faq-item:hover { border-color: var(--border-strong); }
.faq-q {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    padding: 18px 20px;
    font-size: var(--t-14);
    font-weight: 500;
    cursor: pointer;
    user-select: none;
}
.faq-q::after {
    content: '';
    width: 7px;
    height: 7px;
    border-right: 1.5px solid var(--accent);
    border-bottom: 1.5px solid var(--accent);
    transform: rotate(-45deg);
    transition: transform var(--dur-press) var(--ease);
    flex-shrink: 0;
}
.faq-item.open .faq-q::after { transform: rotate(45deg); }
.faq-a {
    max-height: 0;
    overflow: hidden;
    transition: max-height 300ms var(--ease);
    font-size: var(--t-14);
    color: var(--fg-muted);
}
.faq-item.open .faq-a { max-height: 400px; }
.faq-a-inner { padding: 0 20px 18px; line-height: 1.6; }

/* =========================================================
   MANIFEST — serif body
   ========================================================= */

.manifest { max-width: 720px; margin: 0 auto; }
.manifest-chapter {
    padding: 64px 0;
    border-bottom: 1px solid var(--border);
}
.manifest-chapter:last-child { border-bottom: none; }
.chapter-num {
    font-family: var(--font-mono);
    font-size: var(--t-11);
    color: var(--accent);
    letter-spacing: 0.2em;
    margin-bottom: 20px;
    display: block;
}
.chapter-title {
    font-family: var(--font-head);
    font-size: clamp(1.5rem, 2.6vw, 2rem);
    font-weight: 600;
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin-bottom: 24px;
}
.manifest-chapter p {
    font-family: var(--font-serif);
    font-size: var(--t-20);
    color: #d6d6db;
    line-height: 1.7;
    margin-bottom: 20px;
    letter-spacing: -0.005em;
    font-weight: 400;
}
.pullquote {
    border-left: 2px solid var(--accent);
    padding: 4px 0 4px 24px;
    margin: 32px 0;
    font-family: var(--font-serif);
    font-size: var(--t-25);
    line-height: 1.4;
    color: var(--fg);
    font-style: italic;
    letter-spacing: -0.01em;
}

/* =========================================================
   STACK
   ========================================================= */

.stack-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    background: var(--border);
    border: 1px solid var(--border);
    border-radius: var(--r-md);
    overflow: hidden;
}
.stack-item {
    background: var(--surface-1);
    padding: 20px 18px;
    transition: background var(--dur-hover) var(--ease);
}
.stack-item:hover { background: var(--surface-2); }
.stack-name {
    font-family: var(--font-mono);
    font-size: var(--t-13);
    font-weight: 500;
    color: var(--fg);
    margin-bottom: 4px;
    letter-spacing: -0.005em;
}
.stack-desc {
    font-size: var(--t-11);
    color: var(--fg-subtle);
    letter-spacing: 0.02em;
}

/* =========================================================
   TERMINAL
   ========================================================= */

.terminal {
    background: #050507;
    border: 1px solid var(--border);
    border-radius: var(--r-md);
    overflow: hidden;
    max-width: 760px;
    margin: 0 auto;
    font-family: var(--font-mono);
    font-size: 12.5px;
}
.term-bar {
    display: flex;
    gap: 6px;
    padding: 10px 14px;
    background: rgba(255, 255, 255, 0.02);
    border-bottom: 1px solid var(--border);
}
.term-dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
}
.term-body {
    padding: 20px;
    min-height: 260px;
    line-height: 1.85;
    color: #b8b8c0;
    white-space: pre-wrap;
    font-variant-numeric: tabular-nums;
}
.term-body .ok { color: #6ee7a0; }
.term-body .warn { color: var(--accent); }
.term-body .dim { color: #4a4a55; }
.term-cursor {
    display: inline-block;
    width: 6px;
    height: 13px;
    background: var(--accent);
    vertical-align: -2px;
    animation: blink 1.1s steps(2) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

/* =========================================================
   LAB
   ========================================================= */

.neural-stage,
.radar-stage {
    height: 260px;
    margin-top: 24px;
    border-radius: var(--r-md);
    background: var(--bg);
    border: 1px solid var(--border);
    position: relative;
    overflow: hidden;
}
.neural-canvas { width: 100%; height: 100%; }
.radar-stage {
    display: flex;
    align-items: center;
    justify-content: center;
}
.radar-svg { width: 190px; height: 190px; overflow: visible; }
.radar-sweep {
    transform-origin: 100px 100px;
    animation: radarSweep 3.2s linear infinite;
}
@keyframes radarSweep { to { transform: rotate(360deg); } }

/* =========================================================
   CTA BLOCK
   ========================================================= */

.cta-block {
    text-align: center;
    padding: 128px 0;
    border-top: 1px solid var(--border);
}
.cta-block h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    letter-spacing: -0.035em;
    margin-bottom: 16px;
}
.cta-block p {
    font-size: var(--t-16);
    color: var(--fg-muted);
    margin-bottom: 32px;
    max-width: 46ch;
    margin-left: auto;
    margin-right: auto;
}

/* =========================================================
   FOOTER
   ========================================================= */

.site-footer {
    border-top: 1px solid var(--border);
    padding: 64px 24px 32px;
}
.footer-inner { max-width: 1200px; margin: 0 auto; }
.footer-top {
    display: grid;
    grid-template-columns: minmax(240px, 1fr) 2fr;
    gap: 64px;
    margin-bottom: 48px;
}
.footer-brand p {
    font-size: var(--t-13);
    color: var(--fg-subtle);
    margin-top: 12px;
    max-width: 260px;
    line-height: 1.6;
}
.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}
.footer-col h4 {
    font-family: var(--font-mono);
    font-size: var(--t-11);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--fg-subtle);
    margin-bottom: 16px;
    font-weight: 500;
}
.footer-col a {
    display: block;
    font-size: var(--t-14);
    color: var(--fg-muted);
    padding: 4px 0;
    transition: color var(--dur-hover) var(--ease);
}
.footer-col a:hover { color: var(--fg); }
.footer-bottom {
    border-top: 1px solid var(--border);
    padding-top: 20px;
    display: flex;
    justify-content: space-between;
    gap: 16px;
    font-family: var(--font-mono);
    font-size: var(--t-11);
    letter-spacing: 0.04em;
    color: var(--fg-subtle);
}

/* =========================================================
   MOTION — reveal
   ========================================================= */

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: translateY(0); }
}

.hero-lead > .kicker,
.hero-lead > h1,
.hero-lead > .hero-sub,
.hero-lead > .hero-actions {
    opacity: 0;
    animation: fadeUp 620ms var(--ease) forwards;
}
.hero-lead > .kicker       { animation-delay: 40ms; }
.hero-lead > h1            { animation-delay: 100ms; }
.hero-lead > .hero-sub     { animation-delay: 180ms; }
.hero-lead > .hero-actions { animation-delay: 240ms; }
.hero-meta { opacity: 0; animation: fadeUp 620ms var(--ease) 260ms forwards; }

.reveal {
    opacity: 0;
    transform: translateY(12px);
    transition:
        opacity var(--dur-reveal) var(--ease),
        transform var(--dur-reveal) var(--ease);
}
.reveal.active { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-delay: 0ms !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    .reveal { opacity: 1; transform: none; }
    .hero-lead > * { opacity: 1; }
}

/* =========================================================
   RESPONSIVE
   ========================================================= */

@media (max-width: 900px) {
    .site-nav { display: none; }
    .menu-btn { display: flex; }
    .header-right .btn-primary { display: none; }

    .container { padding: 0 20px; }
    .section { padding: 72px 0; }
    .section-head {
        grid-template-columns: 1fr;
        gap: 12px;
        margin-bottom: 40px;
    }
    .section-sub { justify-self: start; }

    .hero { padding: 88px 0 64px; }
    .hero-grid { grid-template-columns: 1fr; gap: 48px; }
    .hero-meta { max-width: 320px; }

    .facts { padding: 32px 0; }
    .fact-row {
        grid-template-columns: 1fr 1fr;
        gap: 24px 0;
    }
    .fact-row > div {
        padding: 0 16px;
        border-right: 0;
    }
    .fact-row > div:nth-child(odd) { padding-left: 0; }

    .grid-2,
    .grid-3,
    .feature-list,
    .product-grid,
    .stack-grid {
        grid-template-columns: 1fr;
        gap: 0;
    }
    .grid-2,
    .grid-3 { gap: 12px; }
    .product.is-live { grid-column: auto; padding: 28px; }
    .stack-grid { grid-template-columns: 1fr 1fr; gap: 1px; }

    .footer-top { grid-template-columns: 1fr; gap: 40px; }
    .footer-links { grid-template-columns: 1fr 1fr; gap: 24px; }
    .footer-bottom { flex-direction: column; gap: 6px; text-align: left; }

    .cta-block { padding: 88px 0; }
    .manifest-chapter { padding: 48px 0; }
    .manifest-chapter p { font-size: var(--t-16); }
    .pullquote { font-size: var(--t-20); }

    .card,
    .product { padding: 22px; }
    .terminal { font-size: 11.5px; }
    .term-body { padding: 16px; min-height: 220px; }
    .neural-stage,
    .radar-stage { height: 220px; }
}