:root {
    --bg-0: #04070d;
    --bg-1: #08111f;
    --bg-2: #0f2138;
    --surface: rgba(10, 18, 32, 0.76);
    --surface-strong: rgba(9, 17, 31, 0.94);
    --line: rgba(91, 232, 255, 0.18);
    --line-strong: rgba(91, 232, 255, 0.55);
    --text: #e7fcff;
    --muted: #92b8c7;
    --cyan: #5be8ff;
    --acid: #b8ff6f;
    --amber: #ffb454;
    --danger: #ff5f8f;
    --shadow: 0 0 40px rgba(91, 232, 255, 0.18);
    --font-display: "Oxanium", sans-serif;
    --font-body: "Share Tech Mono", monospace;
    --radius: 22px;
    --max-width: 1240px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-height: 100vh;
    color: var(--text);
    font-family: var(--font-body);
    background:
        radial-gradient(circle at 15% 20%, rgba(91, 232, 255, 0.16), transparent 24%),
        radial-gradient(circle at 82% 16%, rgba(255, 180, 84, 0.1), transparent 18%),
        radial-gradient(circle at 50% 90%, rgba(184, 255, 111, 0.08), transparent 26%),
        linear-gradient(160deg, var(--bg-0), var(--bg-1) 36%, var(--bg-2));
    overflow-x: hidden;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    background:
        linear-gradient(90deg, rgba(91, 232, 255, 0.04), transparent 26%, transparent 74%, rgba(255, 180, 84, 0.04)),
        radial-gradient(circle at var(--pointer-x, 50%) var(--pointer-y, 50%), rgba(91, 232, 255, 0.12), transparent 24%);
    z-index: -1;
}

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

button,
input {
    font: inherit;
}

a:focus-visible,
button:focus-visible,
input:focus-visible {
    outline: 2px solid var(--acid);
    outline-offset: 3px;
}

#grid-canvas {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
}

.noise-layer,
.scanline-layer {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 30;
}

.noise-layer {
    opacity: 0.08;
    background-image:
        radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.5) 0 0.6px, transparent 0.8px),
        radial-gradient(circle at 80% 40%, rgba(255, 255, 255, 0.45) 0 0.5px, transparent 0.7px),
        radial-gradient(circle at 55% 75%, rgba(255, 255, 255, 0.28) 0 0.5px, transparent 0.8px);
    background-size: 160px 160px;
    mix-blend-mode: soft-light;
}

.scanline-layer {
    background:
        linear-gradient(to bottom, transparent, rgba(91, 232, 255, 0.04), transparent),
        repeating-linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 0, rgba(255, 255, 255, 0.02) 1px, transparent 1px, transparent 4px);
    opacity: 0.26;
}

.boot-screen {
    position: fixed;
    inset: 0;
    display: grid;
    place-items: center;
    padding: 24px;
    background: rgba(3, 8, 16, 0.96);
    z-index: 100;
    transition: opacity 0.7s ease, visibility 0.7s ease;
}

.boot-screen.is-hidden {
    opacity: 0;
    visibility: hidden;
}

.boot-panel {
    width: min(92vw, 580px);
    padding: 28px;
    border: 1px solid var(--line-strong);
    border-radius: 20px;
    background: linear-gradient(180deg, rgba(10, 23, 40, 0.92), rgba(5, 11, 20, 0.95));
    box-shadow: var(--shadow);
}

.boot-caption,
.eyebrow,
.panel-label,
.card-kicker,
.metric-index,
.use-case-tag,
.timeline-date {
    display: inline-block;
    color: var(--cyan);
    letter-spacing: 0.22em;
    text-transform: uppercase;
    font-size: 0.75rem;
}

.boot-title {
    margin: 10px 0 18px;
    font-family: var(--font-display);
    font-size: clamp(2rem, 6vw, 3.8rem);
    letter-spacing: 0.12em;
}

.boot-bar {
    position: relative;
    height: 12px;
    border: 1px solid var(--line-strong);
    background: rgba(91, 232, 255, 0.08);
    overflow: hidden;
}

.boot-progress {
    display: block;
    width: 100%;
    height: 100%;
    transform-origin: left;
    transform: scaleX(0);
    background: linear-gradient(90deg, var(--cyan), var(--acid), var(--amber));
    animation: boot-progress 2.6s ease forwards;
}

.boot-log {
    margin: 18px 0 0;
    padding: 0;
    list-style: none;
    color: var(--muted);
    min-height: 114px;
}

.boot-log li + li {
    margin-top: 8px;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 40;
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
    gap: 18px;
    width: min(calc(100% - 24px), var(--max-width));
    margin: 16px auto 0;
    padding: 14px 18px;
    border: 1px solid rgba(91, 232, 255, 0.18);
    border-radius: 18px;
    background: rgba(7, 14, 25, 0.6);
    backdrop-filter: blur(16px);
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    min-width: max-content;
    justify-self: start;
}

.brand-mark {
    width: 18px;
    height: 18px;
    border: 1px solid var(--cyan);
    box-shadow: 0 0 18px rgba(91, 232, 255, 0.5);
    background:
        radial-gradient(circle at 50% 50%, rgba(91, 232, 255, 0.95) 0 36%, transparent 40%),
        linear-gradient(135deg, transparent 44%, rgba(91, 232, 255, 0.75) 44% 56%, transparent 56%);
    transform: rotate(45deg);
}

.brand-copy {
    display: flex;
    flex-direction: column;
    gap: 2px;
    font-family: var(--font-display);
}

.brand-copy strong {
    font-size: 1rem;
    letter-spacing: 0.18em;
}

.brand-copy small {
    color: var(--muted);
    letter-spacing: 0.14em;
    font-size: 0.64rem;
}

.hud-nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 10px;
    min-width: 0;
}

.hud-nav a,
.sound-toggle {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    padding: 0 14px;
    border: 1px solid rgba(91, 232, 255, 0.18);
    border-radius: 12px;
    color: var(--muted);
    background: rgba(255, 255, 255, 0.02);
    transition: border-color 0.25s ease, color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}

.hud-nav a:hover,
.hud-nav a.active,
.sound-toggle:hover,
.sound-toggle[aria-pressed="true"] {
    color: var(--text);
    border-color: var(--line-strong);
    box-shadow: 0 0 18px rgba(91, 232, 255, 0.16);
    transform: translateY(-1px);
}

.sound-toggle {
    cursor: pointer;
    justify-self: end;
}

.section {
    width: min(calc(100% - 24px), var(--max-width));
    margin: 0 auto;
    padding: 96px 0;
}

.hero {
    display: grid;
    grid-template-columns: minmax(0, 1.02fr) minmax(320px, 0.98fr);
    gap: clamp(24px, 4vw, 56px);
    align-items: center;
    min-height: calc(100svh - 88px);
    padding-top: 48px;
}

.hero-title,
h2,
h3 {
    margin: 0;
    font-family: var(--font-display);
    line-height: 0.95;
}

.hero-title {
    margin-top: 18px;
    font-size: clamp(3.4rem, 9vw, 8rem);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    text-shadow: 0 0 22px rgba(91, 232, 255, 0.3);
}

.glitch {
    position: relative;
    display: inline-block;
}

.glitch::before,
.glitch::after {
    content: attr(data-text);
    position: absolute;
    inset: 0;
    pointer-events: none;
    mix-blend-mode: screen;
}

.glitch::before {
    color: var(--cyan);
    transform: translate(2px, -1px);
    clip-path: inset(0 0 54% 0);
    animation: glitch-1 3.4s infinite steps(2);
}

.glitch::after {
    color: var(--danger);
    transform: translate(-2px, 1px);
    clip-path: inset(56% 0 0 0);
    animation: glitch-2 3.1s infinite steps(2);
}

.hero-lead,
.section-intro,
.story-panel p,
.feature-card p,
.tab-panel p,
.timeline-item p,
.use-case p,
.floating-card p,
.metric-card p,
.form-note,
.form-status {
    color: var(--muted);
    line-height: 1.75;
    font-size: 0.98rem;
}

.hero-lead {
    max-width: 58ch;
    margin: 22px 0 0;
}

.cta-row {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 28px;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 56px;
    padding: 0 22px;
    border: 1px solid var(--line-strong);
    color: var(--text);
    font-family: var(--font-display);
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 14px 100%, 0 calc(100% - 14px));
    transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease, color 0.25s ease;
}

.button:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 28px rgba(91, 232, 255, 0.2);
}

.button-primary {
    background: linear-gradient(90deg, rgba(91, 232, 255, 0.18), rgba(184, 255, 111, 0.12));
}

.button-secondary {
    background: rgba(255, 255, 255, 0.02);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
    margin: 34px 0 0;
    padding: 0;
    list-style: none;
}

.panel,
.stat-card,
.count-card {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: linear-gradient(180deg, rgba(10, 18, 32, 0.9), rgba(8, 15, 26, 0.78));
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.02), var(--shadow);
}

.stat-card {
    padding: 16px;
}

.stat-label,
.stat-note {
    display: block;
}

.stat-label {
    color: var(--cyan);
    font-size: 0.76rem;
    letter-spacing: 0.12em;
}

.stat-value {
    display: block;
    margin-top: 8px;
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 4vw, 2.3rem);
}

.stat-note {
    margin-top: 8px;
    color: var(--muted);
    font-size: 0.76rem;
}

.hero-stage {
    position: relative;
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    grid-template-rows: auto minmax(220px, 1fr) auto;
    align-items: start;
    gap: 18px;
    min-height: 620px;
    padding: 28px;
    overflow: hidden;
}

.stage-grid,
.stage-glow {
    position: absolute;
    inset: 0;
}

.stage-grid {
    background-image:
        linear-gradient(rgba(91, 232, 255, 0.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(91, 232, 255, 0.08) 1px, transparent 1px);
    background-size: 46px 46px;
    mask-image: linear-gradient(180deg, transparent 0, rgba(0, 0, 0, 0.95) 18%, rgba(0, 0, 0, 0.95) 82%, transparent 100%);
}

.stage-glow {
    background:
        radial-gradient(circle at 50% 44%, rgba(91, 232, 255, 0.22), transparent 18%),
        radial-gradient(circle at 46% 52%, rgba(255, 180, 84, 0.12), transparent 22%);
}

.core-shell {
    position: relative;
    grid-column: 4 / span 6;
    grid-row: 1 / span 3;
    place-self: center;
    width: min(100%, 320px);
    aspect-ratio: 1;
    z-index: 0;
}

.core-ring,
.core-nucleus {
    position: absolute;
    inset: 0;
    border-radius: 50%;
}

.core-ring {
    border: 1px solid rgba(91, 232, 255, 0.28);
}

.core-ring-a {
    animation: spin 18s linear infinite;
}

.core-ring-b {
    inset: 12%;
    border-style: dashed;
    border-color: rgba(255, 180, 84, 0.4);
    animation: spin 12s linear infinite reverse;
}

.core-nucleus {
    inset: 26%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    background:
        radial-gradient(circle at 50% 40%, rgba(91, 232, 255, 0.34), rgba(4, 7, 13, 0.92) 68%),
        rgba(4, 7, 13, 0.96);
    box-shadow: 0 0 30px rgba(91, 232, 255, 0.26);
}

.nucleus-label {
    color: var(--cyan);
    letter-spacing: 0.18em;
    font-size: 0.72rem;
}

.core-nucleus strong {
    margin-top: 8px;
    font-family: var(--font-display);
    font-size: clamp(1.7rem, 4vw, 2.4rem);
}

.core-nucleus small {
    margin-top: 10px;
    color: var(--muted);
    font-size: 0.78rem;
}

.floating-card {
    position: relative;
    width: 100%;
    max-width: 280px;
    padding: 18px;
    z-index: 1;
}

.floating-card h3,
.story-panel h3,
.feature-card h3,
.tab-panel h3,
.timeline-item h3,
.use-case h3,
.metric-card h3 {
    margin-top: 12px;
    font-size: clamp(1.25rem, 3vw, 1.8rem);
    letter-spacing: 0.04em;
}

.card-alpha {
    grid-column: 1 / span 4;
    grid-row: 1;
}

.card-beta {
    grid-column: 9 / span 4;
    grid-row: 1;
    justify-self: end;
}

.card-gamma {
    grid-column: 8 / span 5;
    grid-row: 3;
    justify-self: end;
    align-self: end;
}

.section-header {
    max-width: 760px;
}

.section-header h2 {
    margin-top: 16px;
    font-size: clamp(2.3rem, 5vw, 4rem);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.section-intro {
    margin-top: 18px;
}

.prologue-grid,
.architecture-grid,
.roadmap-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 24px;
    margin-top: 34px;
}

.story-panel,
.tech-panel,
.system-stack,
.timeline,
.cta-shell {
    padding: 28px;
}

.signal-list,
.detail-list {
    margin: 24px 0 0;
    padding: 0;
    list-style: none;
}

.signal-list li,
.detail-list li {
    position: relative;
    padding-left: 24px;
    color: var(--text);
    line-height: 1.7;
}

.signal-list li + li,
.detail-list li + li {
    margin-top: 12px;
}

.signal-list li::before,
.detail-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.8em;
    width: 12px;
    height: 1px;
    background: var(--cyan);
    box-shadow: 0 0 12px rgba(91, 232, 255, 0.8);
}

.threat-grid,
.feature-grid,
.use-case-grid {
    display: grid;
    gap: 18px;
}

.threat-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.metric-card,
.feature-card,
.use-case {
    padding: 24px;
}

.metric-index,
.feature-icon {
    font-family: var(--font-display);
    color: var(--acid);
    font-size: 0.9rem;
}

.feature-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    margin-top: 34px;
}

.feature-card {
    min-height: 250px;
    transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover,
.metric-card:hover,
.use-case:hover,
.stack-layer:hover {
    transform: translateY(-4px);
    border-color: var(--line-strong);
    box-shadow: 0 0 24px rgba(91, 232, 255, 0.18);
}

.system-stack {
    position: relative;
    display: grid;
    gap: 16px;
}

.stack-line {
    position: absolute;
    top: 36px;
    bottom: 36px;
    left: 34px;
    width: 1px;
    background: linear-gradient(180deg, rgba(91, 232, 255, 0.5), rgba(184, 255, 111, 0.1));
}

.stack-layer {
    position: relative;
    margin-left: 34px;
    padding: 18px 18px 18px 24px;
    border: 1px solid rgba(91, 232, 255, 0.16);
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.02);
    transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.stack-layer::before {
    content: "";
    position: absolute;
    left: -24px;
    top: 24px;
    width: 16px;
    height: 16px;
    border: 1px solid var(--cyan);
    border-radius: 50%;
    background: rgba(4, 7, 13, 0.92);
    box-shadow: 0 0 18px rgba(91, 232, 255, 0.3);
}

.stack-layer span,
.stack-layer small {
    color: var(--muted);
}

.stack-layer strong {
    display: block;
    margin-top: 6px;
    font-family: var(--font-display);
    font-size: 1.4rem;
}

.tech-panel {
    display: grid;
    grid-template-columns: minmax(180px, 220px) 1fr;
    gap: 18px;
}

.tab-buttons {
    display: grid;
    gap: 10px;
}

.tab-button {
    width: 100%;
    min-height: 56px;
    padding: 0 14px;
    border: 1px solid rgba(91, 232, 255, 0.18);
    border-radius: 14px;
    color: var(--muted);
    background: rgba(255, 255, 255, 0.02);
    cursor: pointer;
    text-align: left;
    transition: color 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}

.tab-button.active {
    color: var(--text);
    border-color: var(--line-strong);
    background: rgba(91, 232, 255, 0.08);
}

.tab-panels {
    min-height: 280px;
}

.tab-panel.active {
    animation: fade-up 0.4s ease;
}

.timeline {
    position: relative;
}

.timeline::before {
    content: "";
    position: absolute;
    top: 42px;
    bottom: 42px;
    left: 34px;
    width: 1px;
    background: linear-gradient(180deg, rgba(91, 232, 255, 0.7), rgba(91, 232, 255, 0.06));
}

.timeline-item {
    position: relative;
    padding-left: 70px;
}

.timeline-item + .timeline-item {
    margin-top: 32px;
}

.timeline-item::before {
    content: "";
    position: absolute;
    left: 26px;
    top: 8px;
    width: 16px;
    height: 16px;
    border: 1px solid var(--cyan);
    background: var(--surface-strong);
    transform: rotate(45deg);
    box-shadow: 0 0 16px rgba(91, 232, 255, 0.32);
}

.use-case-grid {
    grid-template-columns: 1fr;
}

.cta-shell {
    padding: clamp(28px, 4vw, 42px);
    background:
        radial-gradient(circle at 84% 22%, rgba(255, 180, 84, 0.12), transparent 24%),
        radial-gradient(circle at 20% 30%, rgba(91, 232, 255, 0.16), transparent 28%),
        linear-gradient(160deg, rgba(8, 17, 31, 0.96), rgba(5, 10, 18, 0.96));
}

.countdown {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
    margin-top: 28px;
}

.count-card {
    padding: 18px 16px;
    text-align: center;
}

.count-card strong {
    display: block;
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3.3rem);
}

.count-card span {
    color: var(--muted);
    letter-spacing: 0.16em;
    font-size: 0.72rem;
}

.signup-form {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 14px;
    margin-top: 26px;
}

.signup-form input {
    min-height: 56px;
    padding: 0 18px;
    border: 1px solid rgba(91, 232, 255, 0.2);
    border-radius: 16px;
    color: var(--text);
    background: rgba(255, 255, 255, 0.03);
    outline: none;
    transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.signup-form input:focus {
    border-color: var(--line-strong);
    box-shadow: 0 0 0 3px rgba(91, 232, 255, 0.12);
}

.form-note {
    margin-top: 14px;
}

.form-status {
    min-height: 1.7em;
    margin-top: 10px;
}

.site-footer {
    display: flex;
    justify-content: space-between;
    gap: 18px;
    align-items: center;
    width: min(calc(100% - 24px), var(--max-width));
    margin: 0 auto;
    padding: 0 0 42px;
    color: var(--muted);
}

.site-footer strong {
    color: var(--text);
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.footer-links a {
    padding: 8px 12px;
    border: 1px solid rgba(91, 232, 255, 0.14);
    border-radius: 999px;
}

[data-depth] {
    --parallax-x: 0px;
    --parallax-y: 0px;
}

.reveal {
    opacity: 0;
    transform: translate3d(var(--parallax-x), calc(18px + var(--parallax-y)), 0);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible {
    opacity: 1;
    transform: translate3d(var(--parallax-x), var(--parallax-y), 0);
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

@keyframes boot-progress {
    from {
        transform: scaleX(0);
    }
    to {
        transform: scaleX(1);
    }
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

@keyframes glitch-1 {
    0%,
    18%,
    100% {
        transform: translate(0, 0);
    }
    20% {
        transform: translate(2px, -1px);
    }
    22% {
        transform: translate(-2px, 1px);
    }
}

@keyframes glitch-2 {
    0%,
    22%,
    100% {
        transform: translate(0, 0);
    }
    24% {
        transform: translate(-2px, 1px);
    }
    26% {
        transform: translate(2px, -1px);
    }
}

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

@media (max-width: 1080px) {
    .site-header {
        grid-template-columns: minmax(0, 1fr) auto;
        align-items: start;
    }

    .brand {
        grid-column: 1;
        grid-row: 1;
    }

    .hud-nav {
        grid-column: 1 / -1;
        grid-row: 2;
        justify-content: flex-start;
    }

    .sound-toggle {
        grid-column: 2;
        grid-row: 1;
    }

    .hero,
    .prologue-grid,
    .architecture-grid,
    .roadmap-grid,
    .tech-panel {
        grid-template-columns: 1fr;
    }

    .hero-stage {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        grid-template-rows: auto auto auto;
        min-height: auto;
    }

    .core-shell {
        grid-column: 1 / -1;
        grid-row: 2;
    }

    .card-alpha,
    .card-beta,
    .card-gamma {
        max-width: none;
    }

    .card-alpha {
        grid-column: 1;
        grid-row: 1;
    }

    .card-beta {
        grid-column: 2;
        grid-row: 1;
    }

    .card-gamma {
        grid-column: 1 / -1;
        grid-row: 3;
        justify-self: stretch;
    }

    .feature-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 760px) {
    .site-header,
    .site-footer {
        display: flex;
        flex-direction: column;
        align-items: stretch;
    }

    .hud-nav {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        justify-content: stretch;
    }

    .hud-nav a,
    .sound-toggle {
        width: 100%;
    }

    .hero {
        min-height: auto;
        padding-top: 24px;
    }

    .hero-stats,
    .threat-grid,
    .feature-grid,
    .countdown,
    .signup-form {
        grid-template-columns: 1fr;
    }

    .hero-stage {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
        min-height: auto;
        padding: 22px;
    }

    .floating-card {
        max-width: none;
    }

    .core-shell,
    .card-alpha,
    .card-beta,
    .card-gamma {
        grid-column: 1;
        grid-row: auto;
        justify-self: stretch;
    }

    .core-shell {
        width: min(100%, 300px);
        margin: 8px auto 12px;
    }

    .count-card strong {
        font-size: 2.2rem;
    }
}

@media (max-width: 360px) {
    .hud-nav {
        grid-template-columns: 1fr;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .reveal {
        opacity: 1;
        transform: none;
    }
}