/* ═══════════════════════════════════════════════════════════
   Motovia.site — Layout 11: Layered Canvas Layout
   Dark premium · electric cyan · mixed editorial typography
   ═══════════════════════════════════════════════════════════ */

:root {
    --mv-bg: #080a0e;
    --mv-surface: #0f1218;
    --mv-surface-2: #161b24;
    --mv-glass: rgba(15, 18, 24, 0.72);
    --mv-text: #e8ecf2;
    --mv-muted: #7a8799;
    --mv-dim: #4a5568;
    --mv-cyan: #00e5b8;
    --mv-cyan-dim: rgba(0, 229, 184, 0.15);
    --mv-cyan-glow: rgba(0, 229, 184, 0.35);
    --mv-border: rgba(255, 255, 255, 0.07);
    --mv-shadow: 0 24px 64px rgba(0, 0, 0, 0.55);
    --mv-shadow-layer: 0 8px 32px rgba(0, 0, 0, 0.4);
    --mv-font-display: 'Syne', 'Noto Sans JP', sans-serif;
    --mv-font-body: 'DM Sans', 'Noto Sans JP', sans-serif;
    --mv-font-mono: 'IBM Plex Mono', monospace;
    --mv-radius: 4px;
    --mv-radius-lg: 12px;
    --mv-dock-h: 64px;
    --mv-ease: cubic-bezier(0.22, 1, 0.36, 1);
    --mv-spine-w: 48px;
}

.theme-light {
    --mv-bg: #f0f2f5;
    --mv-surface: #ffffff;
    --mv-surface-2: #e8ecf0;
    --mv-glass: rgba(255, 255, 255, 0.85);
    --mv-text: #0f1218;
    --mv-muted: #5a6578;
    --mv-dim: #8a95a8;
    --mv-border: rgba(0, 0, 0, 0.08);
    --mv-shadow: 0 24px 64px rgba(0, 0, 0, 0.12);
    --mv-shadow-layer: 0 8px 32px rgba(0, 0, 0, 0.08);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body.mv-body {
    font-family: var(--mv-font-body);
    background: var(--mv-bg);
    color: var(--mv-text);
    line-height: 1.65;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
address { font-style: normal; }
ul { list-style: none; }

.mv-sr {
    position: absolute; width: 1px; height: 1px;
    padding: 0; margin: -1px; overflow: hidden;
    clip: rect(0,0,0,0); border: 0;
}
.mv-skip {
    position: fixed; top: -100px; left: 16px; z-index: 9999;
    padding: 8px 16px; background: var(--mv-cyan); color: var(--mv-bg);
    border-radius: var(--mv-radius); font-weight: 600;
}
.mv-skip:focus { top: 16px; }

.mv-wrap { width: min(1140px, 92vw); margin: 0 auto; }

/* ── Micro typography ── */
.mv-micro {
    font-family: var(--mv-font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--mv-cyan);
}

/* ── Headings ── */
.mv-h2 {
    font-family: var(--mv-font-display);
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.02em;
}
.mv-h2 em { font-style: normal; color: var(--mv-cyan); }

/* ── Buttons ── */
.mv-btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 12px 24px; border-radius: var(--mv-radius);
    font-weight: 600; font-size: 0.88rem;
    border: 1px solid transparent; cursor: pointer;
    transition: all 0.3s var(--mv-ease);
}
.mv-btn--cyan {
    background: var(--mv-cyan); color: var(--mv-bg);
    box-shadow: 0 0 24px var(--mv-cyan-glow);
}
.mv-btn--cyan:hover { transform: translateY(-2px); box-shadow: 0 0 40px var(--mv-cyan-glow); }
.mv-btn--ghost {
    background: transparent; border-color: var(--mv-border); color: var(--mv-text);
}
.mv-btn--ghost:hover { border-color: var(--mv-cyan); color: var(--mv-cyan); }
.mv-btn--sm { padding: 8px 16px; font-size: 0.8rem; }
.mv-btn--lg { padding: 16px 32px; font-size: 0.95rem; }

/* ── Reveal ── */
.mv-reveal {
    opacity: 0; transform: translateY(28px);
    transition: opacity 0.7s var(--mv-ease), transform 0.7s var(--mv-ease);
}
.mv-reveal.is-visible { opacity: 1; transform: none; }

/* ═══ DOCK NAV ═══ */
.mv-dock {
    position: fixed; top: 0; left: 0; right: 0; z-index: 900;
    transition: background 0.4s;
}
.mv-dock.is-scrolled .mv-dock__plate {
    background: var(--mv-glass);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--mv-border);
    box-shadow: var(--mv-shadow-layer);
}
.mv-dock__plate {
    display: flex; align-items: center; justify-content: space-between;
    height: var(--mv-dock-h); padding: 0 clamp(16px, 4vw, 40px);
    transition: all 0.4s var(--mv-ease);
}
.mv-dock__brand {
    display: flex; align-items: center; gap: 10px;
    font-family: var(--mv-font-display); font-weight: 700; font-size: 1.05rem;
}
.mv-dock__orb {
    width: 10px; height: 10px; border-radius: 50%;
    background: var(--mv-cyan);
    box-shadow: 0 0 12px var(--mv-cyan-glow);
    animation: mv-pulse 3s ease infinite;
}
@keyframes mv-pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(0.85); }
}
.mv-dock__name em { font-style: normal; color: var(--mv-muted); font-weight: 500; }
.mv-dock__nav { display: flex; gap: 28px; }
.mv-dock__link {
    font-size: 0.85rem; font-weight: 500; color: var(--mv-muted);
    transition: color 0.25s;
    position: relative;
}
.mv-dock__link::after {
    content: ''; position: absolute; bottom: -4px; left: 0; right: 0;
    height: 1px; background: var(--mv-cyan); transform: scaleX(0);
    transition: transform 0.3s var(--mv-ease);
}
.mv-dock__link:hover, .mv-dock__link.is-active { color: var(--mv-text); }
.mv-dock__link.is-active::after, .mv-dock__link:hover::after { transform: scaleX(1); }
.mv-dock__tools { display: flex; align-items: center; gap: 8px; }
.mv-dock__tool {
    width: 40px; height: 40px; display: flex; align-items: center; justify-content: center;
    background: transparent; border: 1px solid var(--mv-border); border-radius: var(--mv-radius);
    cursor: pointer; transition: all 0.25s; position: relative;
}
.mv-dock__tool:hover { border-color: var(--mv-cyan); color: var(--mv-cyan); }
.mv-dock__count {
    position: absolute; top: -4px; right: -4px;
    min-width: 16px; height: 16px; padding: 0 4px;
    background: var(--mv-cyan); color: var(--mv-bg);
    font-size: 0.65rem; font-weight: 700; border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
}
.mv-burger {
    display: none; flex-direction: column; gap: 6px;
    width: 40px; height: 40px; align-items: center; justify-content: center;
    background: transparent; border: 1px solid var(--mv-border); border-radius: var(--mv-radius);
    cursor: pointer;
}
.mv-burger span { display: block; width: 18px; height: 1.5px; background: var(--mv-text); transition: 0.3s; }
.mv-dock__depth {
    height: 2px; background: var(--mv-surface-2);
    width: 0; transition: width 0.1s linear;
    background: linear-gradient(90deg, var(--mv-cyan), transparent);
}

/* Depth side nav (home only) */
.mv-depth-nav {
    position: fixed; left: 12px; top: 50%; transform: translateY(-50%);
    z-index: 800; display: flex; flex-direction: column; gap: 10px;
}
.mv-depth-nav__node {
    width: 28px; height: 28px; display: flex; align-items: center; justify-content: center;
    border: 1px solid var(--mv-border); border-radius: 50%;
    font-family: var(--mv-font-mono); font-size: 0.55rem; color: var(--mv-muted);
    transition: all 0.3s var(--mv-ease);
}
.mv-depth-nav__node.is-active, .mv-depth-nav__node:hover {
    border-color: var(--mv-cyan); color: var(--mv-cyan);
    box-shadow: 0 0 16px var(--mv-cyan-dim);
}

/* Search overlay */
.mv-search {
    position: fixed; inset: 0; z-index: 950;
    display: flex; align-items: center; justify-content: center;
    opacity: 0; visibility: hidden; transition: 0.35s;
}
.mv-search.is-open { opacity: 1; visibility: visible; }
.mv-search__veil { position: absolute; inset: 0; background: rgba(0,0,0,0.7); backdrop-filter: blur(8px); }
.mv-search__panel {
    position: relative; width: min(480px, 90vw); padding: 40px;
    background: var(--mv-surface); border: 1px solid var(--mv-border);
    border-radius: var(--mv-radius-lg); box-shadow: var(--mv-shadow);
    transform: translateY(20px); transition: transform 0.35s var(--mv-ease);
}
.mv-search.is-open .mv-search__panel { transform: none; }
.mv-search__close {
    position: absolute; top: 16px; right: 16px;
    background: none; border: none; font-size: 1.5rem; cursor: pointer; color: var(--mv-muted);
}
.mv-search form { display: flex; flex-direction: column; gap: 16px; margin-top: 20px; }
.mv-search input[type="search"] {
    padding: 14px 16px; background: var(--mv-bg); border: 1px solid var(--mv-border);
    border-radius: var(--mv-radius); outline: none;
}
.mv-search input:focus { border-color: var(--mv-cyan); }

/* Mobile sheet */
.mv-sheet {
    position: fixed; inset: 0; z-index: 940;
    background: rgba(0,0,0,0.6); backdrop-filter: blur(4px);
    opacity: 0; visibility: hidden; transition: 0.35s;
}
.mv-sheet.is-open { opacity: 1; visibility: visible; }
.mv-sheet__layer {
    position: absolute; right: 0; top: 0; bottom: 0; width: min(300px, 85vw);
    background: var(--mv-surface); padding: 80px 32px 32px;
    display: flex; flex-direction: column; gap: 20px;
    transform: translateX(100%); transition: transform 0.35s var(--mv-ease);
    border-left: 1px solid var(--mv-border);
}
.mv-sheet.is-open .mv-sheet__layer { transform: none; }
.mv-sheet__layer a { font-size: 1.1rem; font-weight: 500; }
.mv-sheet__tel { margin-top: auto; font-family: var(--mv-font-mono); color: var(--mv-muted); }

.theme-light .mv-icon-night { display: none; }
body:not(.theme-light) .mv-icon-day { display: none; }

/* ═══ MAIN ═══ */
.mv-main { padding-top: var(--mv-dock-h); }
.page-home .mv-main { padding-top: 0; }

/* ═══ S0 THRESHOLD — Layered Hero ═══ */
.mv-threshold {
    position: relative; min-height: 100vh; overflow: hidden;
    display: grid; grid-template-columns: 1fr 1fr;
    align-items: end;
}
.mv-threshold__stage {
    position: absolute; inset: 0;
    display: flex; align-items: center; justify-content: center;
    perspective: 1200px;
}
.mv-plane {
    position: absolute; border-radius: var(--mv-radius-lg);
    overflow: hidden; box-shadow: var(--mv-shadow-layer);
    border: 1px solid var(--mv-border);
    transition: transform 0.1s linear;
    will-change: transform;
}
.mv-plane img { width: 100%; height: 100%; object-fit: cover; }
.mv-plane--back { width: 55%; aspect-ratio: 16/10; opacity: 0.35; z-index: 1; transform: translate(-30%, -15%) rotate(-3deg); }
.mv-plane--mid { width: 48%; aspect-ratio: 16/10; opacity: 0.55; z-index: 2; transform: translate(25%, 10%) rotate(2deg); }
.mv-plane--front { width: 42%; aspect-ratio: 16/10; opacity: 0.7; z-index: 3; transform: translate(-10%, 20%) rotate(-1deg); }
.mv-plane--hero { width: 58%; aspect-ratio: 16/10; z-index: 4; transform: translate(5%, -5%); }
.mv-threshold__glass {
    position: absolute; inset: 0; z-index: 5;
    background: linear-gradient(135deg, rgba(8,10,14,0.3) 0%, rgba(8,10,14,0.85) 60%, rgba(8,10,14,0.95) 100%);
}
.theme-light .mv-threshold__glass {
    background: linear-gradient(135deg, rgba(240,242,245,0.2) 0%, rgba(240,242,245,0.8) 60%, rgba(240,242,245,0.95) 100%);
}
.mv-threshold__copy {
    position: relative; z-index: 10;
    padding: clamp(100px, 12vh, 140px) clamp(24px, 5vw, 60px) clamp(60px, 8vh, 100px);
    grid-column: 1;
}
.mv-threshold__title {
    font-family: var(--mv-font-display);
    font-size: clamp(2.4rem, 6vw, 4.2rem);
    font-weight: 800; line-height: 1.05; letter-spacing: -0.03em;
    margin-bottom: 24px;
}
.mv-threshold__layer { display: block; }
.mv-threshold__layer--accent em { font-style: normal; color: var(--mv-cyan); }
.mv-threshold__deck { max-width: 480px; color: var(--mv-muted); margin-bottom: 32px; font-size: 0.95rem; }
.mv-threshold__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 40px; }
.mv-threshold__meta {
    display: flex; gap: 32px; font-size: 0.82rem;
}
.mv-threshold__meta dt { font-family: var(--mv-font-mono); font-size: 0.65rem; color: var(--mv-cyan); text-transform: uppercase; letter-spacing: 0.1em; }
.mv-threshold__meta dd { font-weight: 600; margin-top: 4px; }
.mv-threshold__zread {
    position: absolute; right: 24px; bottom: 40px; z-index: 10;
    display: flex; flex-direction: column; gap: 8px;
    font-family: var(--mv-font-mono); font-size: 0.6rem; color: var(--mv-dim);
}

/* ═══ S1 ORBITAL NARRATIVE ═══ */
.mv-orbital {
    position: relative; min-height: 300vh;
    display: grid; grid-template-columns: 1fr 1fr;
}
.mv-orbital__canvas {
    position: sticky; top: 0; height: 100vh;
    display: flex; align-items: center; justify-content: center;
    overflow: hidden;
}
.mv-orbital__frame {
    position: absolute; width: 70%; aspect-ratio: 4/3;
    border-radius: var(--mv-radius-lg); overflow: hidden;
    border: 1px solid var(--mv-border);
    box-shadow: var(--mv-shadow);
    opacity: 0; transform: scale(0.92) translateY(20px);
    transition: opacity 0.6s var(--mv-ease), transform 0.6s var(--mv-ease);
}
.mv-orbital__frame.is-active { opacity: 1; transform: none; z-index: 2; }
.mv-orbital__frame--1 { transform: rotate(-2deg) translateX(-5%); }
.mv-orbital__frame--2 { transform: rotate(1.5deg) translateX(5%); }
.mv-orbital__frame--3 { transform: rotate(-1deg); }
.mv-orbital__frame--4 { transform: rotate(2deg) translateY(-3%); }
.mv-orbital__frame.is-active.mv-orbital__frame--1,
.mv-orbital__frame.is-active.mv-orbital__frame--2,
.mv-orbital__frame.is-active.mv-orbital__frame--3,
.mv-orbital__frame.is-active.mv-orbital__frame--4 { transform: none; }
.mv-orbital__text {
    padding: 40vh  clamp(24px, 5vw, 60px) 40vh 0;
}
.mv-orbital__chapter {
    min-height: 70vh; padding: 40px 0;
    opacity: 0.2; transform: translateY(30px);
    transition: opacity 0.5s, transform 0.5s var(--mv-ease);
}
.mv-orbital__chapter.is-active { opacity: 1; transform: none; }
.mv-orbital__lead { font-size: 1.05rem; color: var(--mv-muted); margin: 20px 0 16px; }
.mv-orbital__chapter p { margin-bottom: 12px; color: var(--mv-muted); }
.mv-orbital__progress {
    position: fixed; right: 0; top: 0; bottom: 0; width: 3px;
    background: var(--mv-surface-2); z-index: 100;
}
.mv-orbital__bar {
    display: block; width: 100%; height: 0;
    background: var(--mv-cyan);
    transition: height 0.15s linear;
}

/* ═══ S2 SPECTRUM RAIL — horizontal scroll ═══ */
.mv-spectrum { padding: clamp(80px, 10vh, 120px) 0; overflow: hidden; }
.mv-spectrum__head { padding: 0 clamp(24px, 5vw, 60px); margin-bottom: 48px; max-width: 600px; }
.mv-spectrum__head p { color: var(--mv-muted); margin-top: 12px; }
.mv-spectrum__rail { overflow-x: auto; scroll-snap-type: x mandatory; -webkit-overflow-scrolling: touch; padding-bottom: 24px; }
.mv-spectrum__rail::-webkit-scrollbar { height: 4px; }
.mv-spectrum__rail::-webkit-scrollbar-thumb { background: var(--mv-cyan); border-radius: 2px; }
.mv-spectrum__track {
    display: flex; gap: 24px;
    padding: 0 clamp(24px, 5vw, 60px);
    width: max-content;
}
.mv-spectrum__card {
    flex: 0 0 clamp(280px, 32vw, 360px);
    scroll-snap-align: start;
    background: var(--mv-surface);
    border: 1px solid var(--mv-border);
    border-radius: var(--mv-radius-lg);
    overflow: hidden;
    transform: translateY(calc(var(--card-i) * 8px));
    box-shadow: var(--mv-shadow-layer);
    transition: transform 0.4s var(--mv-ease), box-shadow 0.4s;
}
.mv-spectrum__card:hover { transform: translateY(calc(var(--card-i) * 8px - 8px)); box-shadow: var(--mv-shadow); }
.mv-spectrum__card figure { aspect-ratio: 16/11; overflow: hidden; }
.mv-spectrum__card img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s var(--mv-ease); }
.mv-spectrum__card:hover img { transform: scale(1.05); }
.mv-spectrum__card-meta { padding: 20px; }
.mv-spectrum__card-meta h3 { font-family: var(--mv-font-display); font-size: 1.1rem; margin: 6px 0; }
.mv-spectrum__spec { font-family: var(--mv-font-mono); font-size: 0.75rem; color: var(--mv-muted); }
.mv-spectrum__hint { text-align: center; margin-top: 16px; font-family: var(--mv-font-mono); font-size: 0.7rem; color: var(--mv-dim); }

/* ═══ S3 CONSTRUCT LAB — interactive ═══ */
.mv-construct {
    padding: clamp(80px, 10vh, 120px) clamp(24px, 5vw, 60px);
    background: var(--mv-surface);
    border-top: 1px solid var(--mv-border);
    border-bottom: 1px solid var(--mv-border);
}
.mv-construct__grid {
    display: grid; grid-template-columns: 1fr 1.2fr; gap: 60px;
    align-items: center; max-width: 1140px; margin: 0 auto;
}
.mv-construct__controls p { color: var(--mv-muted); margin: 12px 0 28px; }
.mv-construct__tabs { display: flex; flex-direction: column; gap: 8px; margin-bottom: 24px; }
.mv-construct__tab {
    display: flex; align-items: center; gap: 12px;
    padding: 14px 18px; text-align: left;
    background: var(--mv-bg); border: 1px solid var(--mv-border);
    border-radius: var(--mv-radius); cursor: pointer;
    transition: all 0.3s var(--mv-ease);
}
.mv-construct__tab.is-active {
    border-color: var(--mv-cyan); background: var(--mv-cyan-dim);
    box-shadow: 0 0 20px var(--mv-cyan-dim);
}
.mv-construct__tab-z { font-family: var(--mv-font-mono); font-size: 0.65rem; color: var(--mv-cyan); }
.mv-construct__desc-panel { display: none; color: var(--mv-muted); font-size: 0.9rem; }
.mv-construct__desc-panel.is-active { display: block; }
.mv-construct__viewport {
    position: relative; aspect-ratio: 3/2;
    border-radius: var(--mv-radius-lg); overflow: hidden;
    border: 1px solid var(--mv-border);
    box-shadow: var(--mv-shadow);
}
.mv-construct__base, .mv-construct__overlay {
    position: absolute; inset: 0;
}
.mv-construct__base img, .mv-construct__overlay img { width: 100%; height: 100%; object-fit: cover; }
.mv-construct__overlay {
    opacity: 0; transition: opacity 0.5s var(--mv-ease);
    mix-blend-mode: screen;
}
.mv-construct__overlay:not([hidden]) { opacity: 0.65; }
.mv-construct__overlay-label {
    position: absolute; bottom: 12px; right: 12px;
    font-family: var(--mv-font-mono); font-size: 0.65rem;
    background: var(--mv-glass); padding: 4px 10px; border-radius: var(--mv-radius);
    backdrop-filter: blur(8px);
}
.mv-construct__gridlines {
    position: absolute; inset: 0; pointer-events: none;
    background-image:
        linear-gradient(var(--mv-border) 1px, transparent 1px),
        linear-gradient(90deg, var(--mv-border) 1px, transparent 1px);
    background-size: 40px 40px; opacity: 0.4;
}

/* ═══ S4 DEPTH SONAR — floating metrics ═══ */
.mv-velocity {
    position: relative;
    padding: clamp(100px, 12vh, 140px) clamp(24px, 5vw, 60px);
    overflow: hidden;
    background:
        radial-gradient(ellipse 80% 60% at 75% 50%, var(--mv-cyan-dim) 0%, transparent 65%),
        var(--mv-bg);
    border-top: 1px solid var(--mv-border);
    border-bottom: 1px solid var(--mv-border);
}
.mv-velocity__atmos {
    position: absolute; inset: 0; pointer-events: none; overflow: hidden;
}
.mv-velocity__gridline {
    position: absolute; left: 0; right: 0; height: 1px;
    background: linear-gradient(90deg, transparent, var(--mv-border) 20%, var(--mv-border) 80%, transparent);
    opacity: 0.5;
}
.mv-velocity__gridline:nth-child(1) { top: 22%; }
.mv-velocity__gridline:nth-child(2) { top: 50%; }
.mv-velocity__gridline:nth-child(3) { top: 78%; }

.mv-velocity__layout {
    display: grid;
    grid-template-columns: minmax(280px, 380px) 1fr;
    gap: clamp(32px, 5vw, 72px);
    align-items: center;
    max-width: 1140px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}
.mv-velocity__deck {
    color: var(--mv-muted);
    font-size: 0.92rem;
    margin-top: 16px;
    line-height: 1.75;
}
.mv-velocity__scale {
    display: flex; flex-direction: column; align-items: flex-start; gap: 8px;
    margin-top: 36px;
    font-family: var(--mv-font-mono); font-size: 0.62rem;
    color: var(--mv-dim); letter-spacing: 0.12em;
}
.mv-velocity__scale-line {
    display: block; width: 2px; height: 48px;
    background: linear-gradient(180deg, var(--mv-cyan), transparent);
}

/* Sonar panel */
.mv-velocity__sonar {
    position: relative;
    min-height: clamp(420px, 52vh, 520px);
    border: 1px solid var(--mv-border);
    border-radius: var(--mv-radius-lg);
    background: var(--mv-glass);
    backdrop-filter: blur(16px);
    box-shadow: var(--mv-shadow);
    overflow: hidden;
}
.mv-velocity__axis {
    position: absolute; right: 48px; top: 8%; bottom: 8%;
    width: 2px; background: linear-gradient(180deg, var(--mv-cyan), rgba(0,229,184,0.15));
    z-index: 1;
}
.mv-velocity__axis-glow {
    position: absolute; inset: -4px -8px;
    background: var(--mv-cyan);
    filter: blur(12px); opacity: 0.25;
}
.mv-velocity__axis-pulse {
    position: absolute; left: 50%; transform: translateX(-50%);
    width: 10px; height: 10px; border-radius: 50%;
    background: var(--mv-cyan);
    box-shadow: 0 0 20px var(--mv-cyan-glow);
    top: 12%;
    transition: top 0.45s var(--mv-ease);
}
.mv-velocity__scan {
    position: absolute; left: 0; right: 0; height: 2px;
    background: linear-gradient(90deg, transparent, var(--mv-cyan), transparent);
    opacity: 0.35;
    animation: mv-sonar-scan 6s ease-in-out infinite;
    pointer-events: none; z-index: 3;
}
@keyframes mv-sonar-scan {
    0%, 100% { top: 8%; opacity: 0.15; }
    50% { top: 88%; opacity: 0.45; }
}

.mv-velocity__band {
    position: absolute;
    left: clamp(20px, 4vw, 40px);
    right: clamp(80px, 12vw, 120px);
    top: var(--band-y);
    transform: translateY(-50%);
    display: grid;
    grid-template-columns: 52px 1fr auto;
    align-items: center;
    gap: 16px;
    z-index: 2;
    transition: z-index 0s;
}
.mv-velocity__band-z {
    font-family: var(--mv-font-mono);
    font-size: 0.62rem;
    color: var(--mv-dim);
    letter-spacing: 0.08em;
    transition: color 0.3s;
}
.mv-velocity__band-slice {
    display: block; height: 1px;
    background: linear-gradient(90deg, var(--mv-border), rgba(0,229,184,0.35) 70%, transparent);
    position: relative;
}
.mv-velocity__band-slice::after {
    content: '';
    position: absolute; right: 0; top: 50%;
    width: 6px; height: 6px; border-radius: 50%;
    background: var(--mv-cyan);
    transform: translate(50%, -50%);
    opacity: 0.4;
    transition: opacity 0.3s, box-shadow 0.3s;
}
.mv-velocity__node {
    position: relative;
    background: var(--mv-surface);
    border: 1px solid var(--mv-border);
    border-radius: var(--mv-radius);
    padding: 12px 18px;
    min-width: 140px;
    box-shadow: var(--mv-shadow-layer);
    transform: translateY(-8px);
    transition: transform 0.35s var(--mv-ease), border-color 0.35s, box-shadow 0.35s;
}
.mv-velocity__tether {
    position: absolute; bottom: -10px; left: 24px;
    width: 1px; height: 10px;
    background: linear-gradient(180deg, var(--mv-cyan), transparent);
    opacity: 0.5;
}
.mv-velocity__val {
    font-family: var(--mv-font-display);
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--mv-cyan);
    display: block;
    line-height: 1;
}
.mv-velocity__band.is-hero .mv-velocity__val { font-size: 2rem; }
.mv-velocity__val small {
    font-size: 0.75rem;
    color: var(--mv-muted);
    margin-left: 2px;
    font-weight: 500;
}
.mv-velocity__label {
    display: block;
    margin-top: 4px;
    font-size: 0.72rem;
    color: var(--mv-muted);
    white-space: nowrap;
}

/* Hover / active states */
.mv-velocity__band.is-active .mv-velocity__band-z,
.mv-velocity__band:hover .mv-velocity__band-z { color: var(--mv-cyan); }
.mv-velocity__band.is-active .mv-velocity__band-slice,
.mv-velocity__band:hover .mv-velocity__band-slice {
    background: linear-gradient(90deg, var(--mv-cyan-dim), var(--mv-cyan) 80%, transparent);
}
.mv-velocity__band.is-active .mv-velocity__band-slice::after,
.mv-velocity__band:hover .mv-velocity__band-slice::after {
    opacity: 1;
    box-shadow: 0 0 12px var(--mv-cyan-glow);
}
.mv-velocity__band.is-active .mv-velocity__node,
.mv-velocity__band:hover .mv-velocity__node {
    transform: translateY(-16px) scale(1.03);
    border-color: rgba(0, 229, 184, 0.45);
    box-shadow: 0 12px 40px var(--mv-cyan-dim), var(--mv-shadow-layer);
    z-index: 5;
}

.mv-velocity__readout {
    position: absolute; bottom: 20px; left: 24px;
    display: flex; flex-direction: column; gap: 4px;
    padding: 12px 16px;
    background: var(--mv-bg);
    border: 1px solid var(--mv-border);
    border-radius: var(--mv-radius);
    font-size: 0.88rem;
}
.mv-velocity__readout strong {
    font-family: var(--mv-font-mono);
    color: var(--mv-cyan);
    font-weight: 500;
}

/* ═══ S5 PROCESS DEPTH STACK ═══ */
.mv-process { padding: clamp(80px, 10vh, 120px) clamp(24px, 5vw, 60px); }
.mv-process__head { margin-bottom: 48px; }
.mv-process__stack {
    display: flex; flex-direction: column; gap: -20px;
    max-width: 700px; margin: 0 auto;
}
.mv-process__layer {
    position: relative;
    background: var(--mv-surface);
    border: 1px solid var(--mv-border);
    border-radius: var(--mv-radius-lg);
    padding: 32px 36px;
    margin-bottom: -16px;
    box-shadow: var(--mv-shadow-layer);
    transform: translateX(calc(var(--stack-i) * 20px));
    transition: transform 0.4s var(--mv-ease);
}
.mv-process__layer:hover { transform: translateX(calc(var(--stack-i) * 20px - 8px)); z-index: 2; }
.mv-process__depth { font-family: var(--mv-font-mono); font-size: 0.7rem; color: var(--mv-cyan); }
.mv-process__layer h3 { font-family: var(--mv-font-display); font-size: 1.3rem; margin: 8px 0 10px; }
.mv-process__layer p { color: var(--mv-muted); font-size: 0.9rem; }

/* ═══ S6 COLLECTION PLANES ═══ */
.mv-planes { padding: clamp(80px, 10vh, 120px) clamp(24px, 5vw, 60px); }
.mv-planes__head {
    display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between;
    gap: 20px; margin-bottom: 48px;
}
.mv-planes__mosaic {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    grid-auto-rows: minmax(200px, auto);
    gap: 20px;
}
.mv-planes__tile {
    background: var(--mv-surface);
    border: 1px solid var(--mv-border);
    border-radius: var(--mv-radius-lg);
    overflow: hidden;
    box-shadow: var(--mv-shadow-layer);
    transition: transform 0.4s var(--mv-ease), box-shadow 0.4s;
}
.mv-planes__tile:hover { transform: translateY(-6px); box-shadow: var(--mv-shadow); }
.mv-planes__tile:nth-child(1) { grid-column: span 7; grid-row: span 2; }
.mv-planes__tile:nth-child(2) { grid-column: span 5; }
.mv-planes__tile:nth-child(3) { grid-column: span 5; }
.mv-planes__tile:nth-child(4) { grid-column: span 4; }
.mv-planes__tile:nth-child(5) { grid-column: span 4; }
.mv-planes__tile:nth-child(6) { grid-column: span 4; }
.mv-planes__tile figure { position: relative; aspect-ratio: 16/10; overflow: hidden; }
.mv-planes__tile:nth-child(1) figure { aspect-ratio: auto; height: 100%; min-height: 280px; }
.mv-planes__tile img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s; }
.mv-planes__tile:hover img { transform: scale(1.04); }
.mv-planes__badge {
    position: absolute; top: 12px; left: 12px;
    font-family: var(--mv-font-mono); font-size: 0.65rem;
    background: var(--mv-cyan); color: var(--mv-bg);
    padding: 4px 10px; border-radius: var(--mv-radius);
}
.mv-planes__tile-body { padding: 20px; }
.mv-planes__tile-body h3 { font-family: var(--mv-font-display); font-size: 1.05rem; margin: 4px 0 8px; }
.mv-planes__price { font-weight: 700; color: var(--mv-cyan); display: block; margin-bottom: 12px; }

/* ═══ S7 DISTORTION FIELD — experimental ═══ */
.mv-distortion {
    position: relative; padding: clamp(80px, 10vh, 120px) clamp(24px, 5vw, 60px);
    overflow: hidden;
    background: radial-gradient(ellipse at 30% 50%, var(--mv-cyan-dim) 0%, transparent 60%);
}
.mv-distortion__mask {
    position: absolute; inset: 0;
    background: repeating-linear-gradient(
        0deg, transparent, transparent 2px,
        rgba(0,229,184,0.03) 2px, rgba(0,229,184,0.03) 4px
    );
    pointer-events: none;
}
.mv-distortion__inner {
    display: grid; grid-template-columns: 1fr 1.2fr; gap: 48px;
    align-items: center; max-width: 1140px; margin: 0 auto; position: relative; z-index: 2;
}
.mv-distortion__copy p { color: var(--mv-muted); margin-top: 12px; }
.mv-distortion__note { font-size: 0.8rem; color: var(--mv-dim); margin-top: 16px; font-style: italic; }
.mv-distortion__frame {
    position: relative; border-radius: var(--mv-radius-lg); overflow: hidden;
    border: 1px solid var(--mv-cyan); box-shadow: 0 0 40px var(--mv-cyan-dim);
}
.mv-distortion__frame img { width: 100%; transition: filter 0.2s; }
.mv-distortion__scan {
    position: absolute; inset: 0;
    background: linear-gradient(180deg, transparent 40%, rgba(0,229,184,0.15) 50%, transparent 60%);
    animation: mv-scan 4s linear infinite;
    pointer-events: none;
}
@keyframes mv-scan {
    0% { transform: translateY(-100%); }
    100% { transform: translateY(100%); }
}
.mv-distortion__sliders { display: flex; flex-direction: column; gap: 16px; margin-top: 20px; }
.mv-distortion__sliders label { display: flex; flex-direction: column; gap: 6px; }
.mv-distortion__sliders input[type="range"] {
    -webkit-appearance: none; height: 4px; background: var(--mv-surface-2); border-radius: 2px;
}
.mv-distortion__sliders input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none; width: 14px; height: 14px;
    background: var(--mv-cyan); border-radius: 50%; cursor: pointer;
}

/* ═══ S8 ECHO CHAMBER ═══ */
.mv-echo {
    position: relative; padding: clamp(80px, 10vh, 120px) clamp(24px, 5vw, 60px);
}
.mv-echo__fog {
    position: absolute; inset: 0;
    background: radial-gradient(circle at 70% 30%, var(--mv-cyan-dim) 0%, transparent 50%);
    pointer-events: none;
}
.mv-echo__head { margin-bottom: 48px; position: relative; }
.mv-echo__chamber { display: flex; flex-direction: column; gap: 24px; max-width: 800px; }
.mv-echo__voice {
    background: var(--mv-glass); backdrop-filter: blur(16px);
    border: 1px solid var(--mv-border); border-radius: var(--mv-radius-lg);
    padding: 32px; box-shadow: var(--mv-shadow-layer);
    transform: translateX(calc(var(--echo-i) * 24px));
    transition: transform 0.4s var(--mv-ease);
}
.mv-echo__voice:hover { transform: translateX(calc(var(--echo-i) * 24px - 8px)); }
.mv-echo__voice p { font-size: 1.05rem; line-height: 1.7; margin-bottom: 16px; }
.mv-echo__voice footer { display: flex; gap: 12px; font-size: 0.82rem; color: var(--mv-muted); }
.mv-echo__voice cite { font-style: normal; font-weight: 600; color: var(--mv-cyan); }

/* ═══ S9 RESERVE — conversion ═══ */
.mv-reserve {
    position: relative; padding: clamp(100px, 14vh, 180px) clamp(24px, 5vw, 60px);
    overflow: hidden;
}
.mv-reserve__layers { position: absolute; inset: 0; pointer-events: none; }
.mv-reserve__layer {
    position: absolute; border-radius: var(--mv-radius-lg);
    border: 1px solid var(--mv-border);
    background: var(--mv-surface);
    opacity: 0.4;
}
.mv-reserve__layer--1 { width: 60%; height: 50%; top: 10%; left: 5%; transform: rotate(-2deg); }
.mv-reserve__layer--2 { width: 50%; height: 45%; bottom: 15%; right: 8%; transform: rotate(1.5deg); }
.mv-reserve__layer--3 { width: 40%; height: 35%; top: 40%; left: 40%; transform: rotate(-0.5deg); opacity: 0.2; }
.mv-reserve__panel {
    position: relative; z-index: 2; max-width: 640px;
    background: var(--mv-glass); backdrop-filter: blur(20px);
    border: 1px solid var(--mv-border); border-radius: var(--mv-radius-lg);
    padding: clamp(40px, 6vw, 64px);
    box-shadow: var(--mv-shadow);
}
.mv-reserve__panel p { color: var(--mv-muted); margin: 16px 0 32px; }
.mv-reserve__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 32px; }
.mv-reserve__trust {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
    padding-top: 24px; border-top: 1px solid var(--mv-border);
}
.mv-reserve__trust dt { font-family: var(--mv-font-mono); font-size: 0.65rem; color: var(--mv-cyan); text-transform: uppercase; }
.mv-reserve__trust dd { font-size: 0.85rem; color: var(--mv-muted); margin-top: 4px; }

/* ═══ PAGE HEAD ═══ */
.mv-page-head {
    padding: clamp(100px, 14vh, 140px) 0 clamp(40px, 6vh, 60px);
    border-bottom: 1px solid var(--mv-border);
    background: linear-gradient(180deg, var(--mv-surface) 0%, var(--mv-bg) 100%);
}
.mv-page-head h1 {
    font-family: var(--mv-font-display);
    font-size: clamp(2rem, 5vw, 3.2rem);
    font-weight: 800; margin: 8px 0;
}
.mv-page-head h1 em { font-style: normal; color: var(--mv-cyan); }
.mv-page-head p { color: var(--mv-muted); max-width: 560px; }
.mv-page-head--legal h1 { font-size: clamp(1.6rem, 4vw, 2.4rem); }

/* ═══ ABOUT ═══ */
.mv-about-narrative { padding: clamp(60px, 8vh, 100px) 0; }
.mv-about-narrative__grid {
    display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center;
    width: min(1140px, 92vw); margin: 0 auto;
}
.mv-about-narrative__copy p { color: var(--mv-muted); margin-top: 16px; }
.mv-about-narrative__fig { position: relative; border-radius: var(--mv-radius-lg); overflow: hidden; border: 1px solid var(--mv-border); }
.mv-about-narrative__depth {
    position: absolute; bottom: 12px; right: 12px;
    font-family: var(--mv-font-mono); font-size: 0.65rem;
    background: var(--mv-glass); padding: 4px 10px; border-radius: var(--mv-radius);
}
.mv-about-mission { padding: clamp(60px, 8vh, 100px) 0; background: var(--mv-surface); }
.mv-about-mission__strata {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 40px;
}
.mv-about-mission__plate {
    background: var(--mv-bg); border: 1px solid var(--mv-border);
    border-radius: var(--mv-radius-lg); padding: 32px;
    box-shadow: var(--mv-shadow-layer);
    transform: translateY(calc(var(--stack-i, 0) * 0px));
}
.mv-about-mission__z { font-family: var(--mv-font-mono); font-size: 0.7rem; color: var(--mv-cyan); }
.mv-about-mission__plate h3 { font-family: var(--mv-font-display); margin: 10px 0 8px; }
.mv-about-mission__plate p { color: var(--mv-muted); font-size: 0.9rem; }
.mv-about-timeline { padding: clamp(60px, 8vh, 100px) 0; }
.mv-timeline { margin-top: 48px; position: relative; padding-left: 32px; }
.mv-timeline::before {
    content: ''; position: absolute; left: 8px; top: 0; bottom: 0;
    width: 1px; background: linear-gradient(180deg, var(--mv-cyan), transparent);
}
.mv-timeline__node {
    position: relative; padding: 0 0 40px 32px;
}
.mv-timeline__node::before {
    content: ''; position: absolute; left: -28px; top: 6px;
    width: 10px; height: 10px; border-radius: 50%;
    background: var(--mv-cyan); box-shadow: 0 0 12px var(--mv-cyan-glow);
}
.mv-timeline__year { font-family: var(--mv-font-display); font-size: 1.4rem; font-weight: 800; color: var(--mv-cyan); }
.mv-timeline__body h3 { font-family: var(--mv-font-display); margin: 4px 0 6px; }
.mv-timeline__body p { color: var(--mv-muted); font-size: 0.9rem; }
.mv-about-visual { padding: clamp(60px, 8vh, 100px) 0; }
.mv-about-visual__grid {
    display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 24px;
    width: min(1140px, 92vw); margin: 0 auto; align-items: center;
}
.mv-about-visual__frame { border-radius: var(--mv-radius-lg); overflow: hidden; border: 1px solid var(--mv-border); }
.mv-about-visual__copy h2 { margin-bottom: 12px; }
.mv-about-visual__copy p { color: var(--mv-muted); margin-bottom: 20px; }
.mv-about-cta {
    padding: clamp(60px, 8vh, 100px) 0;
    text-align: center; background: var(--mv-surface);
    border-top: 1px solid var(--mv-border);
}
.mv-about-cta p { color: var(--mv-muted); margin: 12px 0 28px; }
.mv-about-cta__actions { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; }

/* ═══ SHOP ═══ */
.mv-shop {
    display: grid; grid-template-columns: 240px 1fr; gap: 40px;
    width: min(1140px, 92vw); margin: 0 auto;
    padding: clamp(40px, 6vh, 60px) 0;
}
.mv-shop__depth-panel {
    position: sticky; top: calc(var(--mv-dock-h) + 24px);
    align-self: start;
    background: var(--mv-surface); border: 1px solid var(--mv-border);
    border-radius: var(--mv-radius-lg); padding: 24px;
}
.mv-shop__cats { display: flex; flex-direction: column; gap: 4px; margin: 16px 0; }
.mv-shop__cat {
    padding: 8px 12px; border-radius: var(--mv-radius); font-size: 0.88rem;
    color: var(--mv-muted); transition: all 0.25s;
}
.mv-shop__cat:hover, .mv-shop__cat.is-active { background: var(--mv-cyan-dim); color: var(--mv-cyan); }
.mv-shop__search { display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; }
.mv-shop__search input {
    padding: 10px 12px; background: var(--mv-bg); border: 1px solid var(--mv-border);
    border-radius: var(--mv-radius); outline: none;
}
.mv-shop__price-hint p { font-size: 0.82rem; color: var(--mv-muted); margin-top: 8px; }
.mv-shop__toolbar {
    display: flex; justify-content: space-between; align-items: center;
    margin-bottom: 24px; font-size: 0.88rem; color: var(--mv-muted);
}
.mv-shop__sort select {
    padding: 8px 12px; background: var(--mv-surface); border: 1px solid var(--mv-border);
    border-radius: var(--mv-radius);
}
.mv-shop__mosaic {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 24px;
}
.mv-shop-tile {
    background: var(--mv-surface); border: 1px solid var(--mv-border);
    border-radius: var(--mv-radius-lg); overflow: hidden;
    box-shadow: var(--mv-shadow-layer);
    transform: translateY(calc(var(--tile-z) * 4px));
    transition: transform 0.4s var(--mv-ease), box-shadow 0.4s;
}
.mv-shop-tile:hover { transform: translateY(calc(var(--tile-z) * 4px - 6px)); box-shadow: var(--mv-shadow); }
.mv-shop-tile__img { position: relative; aspect-ratio: 16/11; overflow: hidden; }
.mv-shop-tile__img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s; }
.mv-shop-tile:hover .mv-shop-tile__img img { transform: scale(1.04); }
.mv-shop-tile__badge {
    position: absolute; top: 10px; left: 10px;
    font-family: var(--mv-font-mono); font-size: 0.6rem;
    background: var(--mv-cyan); color: var(--mv-bg); padding: 3px 8px; border-radius: var(--mv-radius);
}
.mv-shop-tile__body { padding: 20px; }
.mv-shop-tile__name { font-family: var(--mv-font-display); font-size: 1rem; margin: 4px 0 8px; }
.mv-shop-tile__specs { font-size: 0.8rem; color: var(--mv-muted); margin-bottom: 12px; }
.mv-shop-tile__specs li + li { margin-top: 2px; }
.mv-shop-tile__foot { display: flex; justify-content: space-between; align-items: center; }
.mv-shop-tile__price { font-weight: 700; color: var(--mv-cyan); }
.mv-shop__empty { text-align: center; padding: 60px 20px; color: var(--mv-muted); }
.mv-shop__empty p { margin-bottom: 20px; }
.mv-shop-cta {
    padding: clamp(60px, 8vh, 80px) 0; text-align: center;
    border-top: 1px solid var(--mv-border);
}
.mv-shop-cta p { color: var(--mv-muted); margin: 12px 0 24px; }

/* ═══ FAQ ═══ */
.mv-faq {
    width: min(800px, 92vw); margin: 0 auto;
    padding: clamp(40px, 6vh, 60px) 0;
}
.mv-faq__depth-tabs {
    display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 32px;
}
.mv-faq__tab {
    padding: 10px 18px; background: var(--mv-surface);
    border: 1px solid var(--mv-border); border-radius: var(--mv-radius);
    cursor: pointer; font-size: 0.88rem; transition: all 0.25s;
}
.mv-faq__tab.is-active { border-color: var(--mv-cyan); background: var(--mv-cyan-dim); color: var(--mv-cyan); }
.mv-faq__panel { display: none; }
.mv-faq__panel.is-active { display: block; }
.mv-faq__item {
    border: 1px solid var(--mv-border); border-radius: var(--mv-radius);
    margin-bottom: 8px; overflow: hidden;
    background: var(--mv-surface);
}
.mv-faq__item summary {
    padding: 18px 20px; cursor: pointer; font-weight: 500;
    display: flex; align-items: center; gap: 12px;
    list-style: none;
}
.mv-faq__item summary::-webkit-details-marker { display: none; }
.mv-faq__q-num { font-family: var(--mv-font-mono); font-size: 0.7rem; color: var(--mv-cyan); }
.mv-faq__answer { padding: 0 20px 18px 44px; color: var(--mv-muted); font-size: 0.9rem; }
.mv-faq-cta {
    padding: clamp(60px, 8vh, 80px) 0; text-align: center;
    background: var(--mv-surface); border-top: 1px solid var(--mv-border);
}
.mv-faq-cta p { color: var(--mv-muted); margin: 12px 0 24px; }

/* ═══ CONTACT ═══ */
.mv-contact { width: min(1140px, 92vw); margin: 0 auto; padding: clamp(40px, 6vh, 60px) 0; }
.mv-contact__layers {
    display: grid; grid-template-columns: 1fr 1.2fr; gap: 48px;
}
.mv-contact__block { margin-bottom: 24px; }
.mv-contact__block address, .mv-contact__block p, .mv-contact__block a { color: var(--mv-muted); font-size: 0.95rem; }
.mv-contact__phone { font-size: 1.3rem !important; font-weight: 700; color: var(--mv-cyan) !important; }
.mv-contact__note { font-size: 0.82rem !important; margin-top: 8px; }
.mv-contact__visual { margin-top: 24px; border-radius: var(--mv-radius-lg); overflow: hidden; border: 1px solid var(--mv-border); }
.mv-contact__form {
    background: var(--mv-surface); border: 1px solid var(--mv-border);
    border-radius: var(--mv-radius-lg); padding: 36px;
}
.mv-contact__form h2 { font-family: var(--mv-font-display); font-size: 1.4rem; margin: 8px 0 24px; }
.mv-form-row { margin-bottom: 18px; }
.mv-form-row label { display: block; font-size: 0.85rem; margin-bottom: 6px; }
.mv-form-row label span { color: var(--mv-cyan); }
.mv-form-row input, .mv-form-row select, .mv-form-row textarea {
    width: 100%; padding: 12px 14px;
    background: var(--mv-bg); border: 1px solid var(--mv-border);
    border-radius: var(--mv-radius); outline: none;
}
.mv-form-row input:focus, .mv-form-row select:focus, .mv-form-row textarea:focus { border-color: var(--mv-cyan); }
.mv-contact__map { margin-top: 60px; }
.mv-contact__map-frame {
    aspect-ratio: 21/9; border-radius: var(--mv-radius-lg); overflow: hidden;
    border: 1px solid var(--mv-border); margin-top: 16px;
}
.mv-contact__map-frame iframe { width: 100%; height: 100%; border: 0; }
.mv-contact__map-note { font-size: 0.85rem; color: var(--mv-muted); margin-top: 12px; }

/* ═══ CART ═══ */
.mv-cart { width: min(1140px, 92vw); margin: 0 auto; padding: clamp(40px, 6vh, 60px) 0; }
.mv-cart-empty { text-align: center; padding: 80px 20px; color: var(--mv-muted); }
.mv-cart-empty p { margin-bottom: 24px; }
.mv-cart-layout { display: grid; grid-template-columns: 1fr 340px; gap: 40px; }
.mv-cart-table { background: var(--mv-surface); border: 1px solid var(--mv-border); border-radius: var(--mv-radius-lg); overflow: hidden; }
.mv-cart-table__head {
    display: grid; grid-template-columns: 2fr 1fr 100px 1fr 40px;
    padding: 14px 20px; font-family: var(--mv-font-mono); font-size: 0.65rem;
    color: var(--mv-muted); text-transform: uppercase; letter-spacing: 0.08em;
    border-bottom: 1px solid var(--mv-border);
}
.mv-cart-row {
    display: grid; grid-template-columns: 2fr 1fr 100px 1fr 40px;
    padding: 16px 20px; align-items: center;
    border-bottom: 1px solid var(--mv-border); font-size: 0.9rem;
}
.mv-cart-row__product { display: flex; align-items: center; gap: 14px; }
.mv-cart-row__product img { width: 72px; height: 52px; object-fit: cover; border-radius: var(--mv-radius); }
.mv-cart-row__name { font-weight: 500; }
.mv-cart-qty { display: flex; align-items: center; gap: 8px; }
.mv-cart-qty button {
    width: 28px; height: 28px; border: 1px solid var(--mv-border);
    background: var(--mv-bg); border-radius: var(--mv-radius); cursor: pointer;
}
.mv-cart-qty button:hover { border-color: var(--mv-cyan); color: var(--mv-cyan); }
.mv-cart-row__remove {
    background: none; border: none; font-size: 1.2rem; cursor: pointer; color: var(--mv-muted);
}
.mv-cart-row__remove:hover { color: #ff6b6b; }
.mv-cart-side {
    background: var(--mv-surface); border: 1px solid var(--mv-border);
    border-radius: var(--mv-radius-lg); padding: 28px;
    position: sticky; top: calc(var(--mv-dock-h) + 24px); align-self: start;
}
.mv-cart-side h2 { font-family: var(--mv-font-display); font-size: 1.2rem; margin-bottom: 20px; }
.mv-cart-totals div {
    display: flex; justify-content: space-between; padding: 8px 0;
    font-size: 0.9rem; color: var(--mv-muted);
}
.mv-cart-totals__total {
    border-top: 1px solid var(--mv-border); margin-top: 8px; padding-top: 16px !important;
    font-weight: 700; color: var(--mv-text) !important; font-size: 1rem !important;
}
.mv-cart-coupon { margin: 24px 0; }
.mv-cart-coupon label { font-size: 0.85rem; display: block; margin-bottom: 8px; }
.mv-cart-coupon__row { display: flex; gap: 8px; }
.mv-cart-coupon__row input {
    flex: 1; padding: 10px 12px; background: var(--mv-bg);
    border: 1px solid var(--mv-border); border-radius: var(--mv-radius);
}
.mv-cart-coupon__hint { font-size: 0.75rem; color: var(--mv-dim); margin-top: 8px; }
.mv-cart-checkout { width: 100%; margin-top: 16px; }
.mv-cart-note { font-size: 0.78rem; color: var(--mv-dim); margin-top: 12px; }

/* ═══ LEGAL ═══ */
.mv-legal { padding: clamp(40px, 6vh, 60px) 0 clamp(80px, 10vh, 120px); }
.mv-legal__body section { margin-bottom: 40px; }
.mv-legal__body h2 {
    font-family: var(--mv-font-display); font-size: 1.3rem;
    margin-bottom: 14px; padding-bottom: 8px;
    border-bottom: 1px solid var(--mv-border);
}
.mv-legal__body h3 { font-size: 1rem; margin: 16px 0 8px; color: var(--mv-cyan); }
.mv-legal__body p { color: var(--mv-muted); margin-bottom: 12px; font-size: 0.92rem; }
.mv-legal__body ul { margin: 12px 0 12px 20px; color: var(--mv-muted); font-size: 0.92rem; }
.mv-legal__body li { margin-bottom: 6px; list-style: disc; }
.mv-legal__body a { color: var(--mv-cyan); text-decoration: underline; }
.mv-legal__contact { margin-top: 12px; line-height: 1.8; color: var(--mv-muted); font-size: 0.92rem; }

/* ═══ FOOTER ═══ */
.mv-base {
    position: relative; padding: clamp(60px, 8vh, 80px) clamp(24px, 5vw, 60px) 32px;
    border-top: 1px solid var(--mv-border); overflow: hidden;
}
.mv-base__strata { position: absolute; inset: 0; pointer-events: none; }
.mv-base__layer {
    position: absolute; border: 1px solid var(--mv-border); border-radius: var(--mv-radius-lg);
    opacity: 0.15;
}
.mv-base__layer--1 { width: 40%; height: 60%; top: -20%; right: -10%; transform: rotate(3deg); }
.mv-base__layer--2 { width: 30%; height: 50%; bottom: -15%; left: 5%; transform: rotate(-2deg); }
.mv-base__layer--3 { width: 25%; height: 40%; top: 30%; left: 35%; opacity: 0.08; }
.mv-base__grid {
    display: grid; grid-template-columns: 1fr 2fr; gap: 48px;
    max-width: 1140px; margin: 0 auto; position: relative; z-index: 2;
}
.mv-base__mark { display: flex; align-items: center; gap: 10px; font-family: var(--mv-font-display); font-weight: 700; }
.mv-base__orb { width: 8px; height: 8px; border-radius: 50%; background: var(--mv-cyan); }
.mv-base__tag { color: var(--mv-muted); font-size: 0.88rem; margin: 8px 0 4px; }
.mv-base__domain { font-family: var(--mv-font-mono); font-size: 0.75rem; color: var(--mv-dim); }
.mv-base__lanes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.mv-base__lane { display: flex; flex-direction: column; gap: 8px; }
.mv-base__lane a, .mv-base__lane span, .mv-base__lane address {
    font-size: 0.85rem; color: var(--mv-muted); transition: color 0.25s;
}
.mv-base__lane a:hover { color: var(--mv-cyan); }
.mv-base__signal {
    max-width: 1140px; margin: 40px auto 0; position: relative; z-index: 2;
    padding-top: 32px; border-top: 1px solid var(--mv-border);
}
.mv-base__signal label { font-size: 0.85rem; color: var(--mv-muted); }
.mv-base__signal-row { display: flex; gap: 8px; margin-top: 10px; max-width: 400px; }
.mv-base__signal-row input {
    flex: 1; padding: 10px 14px; background: var(--mv-surface);
    border: 1px solid var(--mv-border); border-radius: var(--mv-radius);
}
.mv-base__rim {
    max-width: 1140px; margin: 32px auto 0; position: relative; z-index: 2;
    display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px;
    font-size: 0.75rem; color: var(--mv-dim);
    padding-top: 24px; border-top: 1px solid var(--mv-border);
}

/* ═══ TOAST & ASCEND ═══ */
.mv-toast {
    position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%) translateY(80px);
    background: var(--mv-surface); border: 1px solid var(--mv-cyan);
    padding: 12px 24px; border-radius: var(--mv-radius-lg);
    font-size: 0.88rem; z-index: 9999;
    box-shadow: var(--mv-shadow); transition: transform 0.4s var(--mv-ease);
    pointer-events: none;
}
.mv-toast.is-visible { transform: translateX(-50%) translateY(0); }
.mv-ascend {
    position: fixed; bottom: 24px; right: 24px; z-index: 800;
    width: 44px; height: 44px; border-radius: 50%;
    background: var(--mv-surface); border: 1px solid var(--mv-border);
    display: flex; align-items: center; justify-content: center;
    cursor: pointer; opacity: 0; visibility: hidden;
    transition: all 0.3s var(--mv-ease);
}
.mv-ascend.is-visible { opacity: 1; visibility: visible; }
.mv-ascend:hover { border-color: var(--mv-cyan); color: var(--mv-cyan); transform: translateY(-4px); }

body.menu-open { overflow: hidden; }

/* ═══ RESPONSIVE ═══ */
@media (max-width: 1024px) {
    .mv-threshold { grid-template-columns: 1fr; min-height: auto; }
    .mv-threshold__copy { grid-column: 1; padding-top: 120px; }
    .mv-threshold__stage { position: relative; height: 50vh; min-height: 360px; }
    .mv-orbital { grid-template-columns: 1fr; min-height: auto; }
    .mv-orbital__canvas { position: relative; height: 50vh; }
    .mv-orbital__text { padding: 40px clamp(24px, 5vw, 60px); }
    .mv-orbital__chapter { min-height: auto; }
    .mv-construct__grid, .mv-distortion__inner { grid-template-columns: 1fr; }
    .mv-velocity__layout { grid-template-columns: 1fr; }
    .mv-velocity__sonar { min-height: 480px; }
    .mv-planes__mosaic { grid-template-columns: 1fr 1fr; }
    .mv-planes__tile:nth-child(n) { grid-column: span 1; grid-row: span 1; }
    .mv-shop { grid-template-columns: 1fr; }
    .mv-shop__depth-panel { position: static; }
    .mv-contact__layers { grid-template-columns: 1fr; }
    .mv-cart-layout { grid-template-columns: 1fr; }
    .mv-cart-side { position: static; }
    .mv-base__grid { grid-template-columns: 1fr; }
    .mv-about-narrative__grid, .mv-about-visual__grid { grid-template-columns: 1fr; }
    .mv-about-mission__strata { grid-template-columns: 1fr; }
    .mv-depth-nav { display: none; }
}

@media (max-width: 768px) {
    .mv-dock__nav { display: none; }
    .mv-burger { display: flex; }
    .mv-threshold__title { font-size: clamp(2rem, 8vw, 2.8rem); }
    .mv-planes__mosaic { grid-template-columns: 1fr; }
    .mv-reserve__trust { grid-template-columns: 1fr; }
    .mv-base__lanes { grid-template-columns: 1fr; }
    .mv-cart-table__head { display: none; }
    .mv-cart-row {
        grid-template-columns: 1fr; gap: 10px;
        padding: 20px;
    }
    .mv-velocity__band {
        grid-template-columns: 40px 1fr;
        right: 24px;
    }
    .mv-velocity__node {
        grid-column: 1 / -1;
        margin-left: 56px;
        min-width: 0;
    }
    .mv-velocity__axis { right: 16px; }
    .mv-velocity__readout { left: 12px; bottom: 12px; font-size: 0.8rem; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
    html { scroll-behavior: auto; }
}