/* Kaimoto — Fragmented Layout System (#100) */
:root {
    --km-bg: #0a0908;
    --km-surface: #141210;
    --km-surface-2: #1c1916;
    --km-text: #e8e4dc;
    --km-muted: #8a8478;
    --km-accent: #d44a2e;
    --km-accent-dim: rgba(212, 74, 46, 0.15);
    --km-steel: #5c5850;
    --km-line: rgba(232, 228, 220, 0.08);
    --km-font-serif: 'Zen Old Mincho', 'Hiragino Mincho ProN', serif;
    --km-font-sans: 'Space Grotesk', 'Hiragino Sans', sans-serif;
    --km-font-mono: 'IBM Plex Mono', monospace;
    --km-nav-h: 64px;
    --km-ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body.km-body {
    font-family: var(--km-font-sans);
    background: var(--km-bg);
    color: var(--km-text);
    line-height: 1.65;
    overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
address { font-style: normal; }
ul, ol { list-style: none; }

.km-sr {
    position: absolute; width: 1px; height: 1px;
    padding: 0; margin: -1px; overflow: hidden;
    clip: rect(0,0,0,0); border: 0;
}
.km-skip {
    position: absolute; top: -100px; left: 1rem; z-index: 9999;
    padding: .5rem 1rem; background: var(--km-accent); color: #fff;
}
.km-skip:focus { top: 1rem; }

.km-micro {
    font-family: var(--km-font-mono);
    font-size: .65rem;
    letter-spacing: .18em;
    text-transform: uppercase;
    color: var(--km-muted);
}

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

/* Buttons */
.km-btn {
    display: inline-flex; align-items: center; justify-content: center;
    padding: .75rem 1.5rem;
    font-size: .82rem; font-weight: 600; letter-spacing: .06em;
    border: 1px solid transparent;
    transition: transform .3s var(--km-ease), background .3s, border-color .3s;
}
.km-btn:hover { transform: translateY(-2px); }
.km-btn--accent { background: var(--km-accent); color: #fff; }
.km-btn--accent:hover { background: #e05538; }
.km-btn--ghost { border-color: var(--km-line); color: var(--km-text); }
.km-btn--ghost:hover { border-color: var(--km-accent); color: var(--km-accent); }
.km-btn--outline { border-color: var(--km-steel); color: var(--km-text); }
.km-btn--outline:hover { border-color: var(--km-accent); }
.km-btn--sm { padding: .5rem 1rem; font-size: .75rem; }
.km-btn--lg { padding: 1rem 2rem; font-size: .88rem; }
.km-link-arrow { font-size: .85rem; color: var(--km-accent); letter-spacing: .04em; }

/* Nav */
.km-nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 900;
    height: var(--km-nav-h);
    background: rgba(10, 9, 8, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--km-line);
}
.km-nav.is-scrolled { background: rgba(10, 9, 8, 0.96); }
.km-nav__slice {
    position: absolute; bottom: -1px; left: 0; right: 0; height: 3px;
    background: linear-gradient(90deg, transparent 20%, var(--km-accent) 50%, transparent 80%);
    clip-path: polygon(0 0, 100% 0, 98% 100%, 2% 100%);
}
.km-nav__inner {
    display: flex; align-items: center; justify-content: space-between;
    height: 100%; padding: 0 clamp(1rem, 4vw, 2.5rem);
    max-width: 1400px; margin-inline: auto;
}
.km-nav__brand { display: flex; align-items: center; gap: .6rem; }
.km-nav__glyph {
    font-family: var(--km-font-serif); font-size: 1.4rem;
    color: var(--km-accent); line-height: 1;
}
.km-nav__word { font-weight: 700; font-size: .95rem; letter-spacing: .12em; }
.km-nav__links { display: flex; gap: 1.8rem; }
.km-nav__link {
    font-size: .78rem; letter-spacing: .08em; color: var(--km-muted);
    position: relative;
}
.km-nav__link::after {
    content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 1px;
    background: var(--km-accent); transition: width .3s var(--km-ease);
}
.km-nav__link:hover, .km-nav__link.is-active { color: var(--km-text); }
.km-nav__link.is-active::after, .km-nav__link:hover::after { width: 100%; }
.km-nav__tools { display: flex; align-items: center; gap: .8rem; }
.km-nav__tool {
    position: relative; padding: .4rem;
    color: var(--km-muted); transition: color .2s;
}
.km-nav__tool:hover { color: var(--km-accent); }
.km-nav__badge {
    position: absolute; top: 0; right: 0;
    min-width: 16px; height: 16px; padding: 0 4px;
    background: var(--km-accent); color: #fff;
    font-size: .6rem; font-weight: 700; border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
}
.km-burger {
    display: none; flex-direction: column; gap: 5px; padding: .4rem;
}
.km-burger span {
    display: block; width: 22px; height: 1.5px; background: var(--km-text);
    transition: transform .3s, opacity .3s;
}
.km-burger.is-open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.km-burger.is-open span:nth-child(2) { opacity: 0; }
.km-burger.is-open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Search overlay */
.km-search {
    position: fixed; inset: 0; z-index: 950;
    display: flex; align-items: center; justify-content: center;
    opacity: 0; visibility: hidden; transition: opacity .3s, visibility .3s;
}
.km-search.is-open { opacity: 1; visibility: visible; }
.km-search__veil { position: absolute; inset: 0; background: rgba(0,0,0,.8); }
.km-search__panel {
    position: relative; width: min(480px, 90vw);
    padding: 2rem; background: var(--km-surface);
    border: 1px solid var(--km-line);
    clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
}
.km-search__close {
    position: absolute; top: .8rem; right: 1rem;
    font-size: 1.5rem; color: var(--km-muted);
}
.km-search input[type="search"] {
    width: 100%; margin: 1rem 0;
    padding: .75rem 1rem;
    background: var(--km-bg); border: 1px solid var(--km-line);
    color: var(--km-text); font-family: var(--km-font-sans);
}

/* Mobile drawer */
.km-drawer {
    position: fixed; inset: 0; z-index: 940;
    background: rgba(0,0,0,.7);
    opacity: 0; visibility: hidden; transition: opacity .3s, visibility .3s;
}
.km-drawer.is-open { opacity: 1; visibility: visible; }
.km-drawer__panel {
    position: absolute; top: 0; right: 0; width: min(300px, 85vw); height: 100%;
    padding: calc(var(--km-nav-h) + 2rem) 2rem 2rem;
    background: var(--km-surface);
    display: flex; flex-direction: column; gap: 1.2rem;
    transform: translateX(100%); transition: transform .35s var(--km-ease);
}
.km-drawer.is-open .km-drawer__panel { transform: translateX(0); }
.km-drawer__panel a { font-size: 1rem; letter-spacing: .06em; }
.km-drawer__phone { margin-top: auto; font-family: var(--km-font-mono); font-size: .85rem; color: var(--km-muted); }

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

/* Reveal animation */
[data-reveal] {
    opacity: 0; transform: translateY(28px);
    transition: opacity .7s var(--km-ease), transform .7s var(--km-ease);
}
[data-reveal].is-visible { opacity: 1; transform: none; }
[data-reveal][data-delay="1"] { transition-delay: .1s; }
[data-reveal][data-delay="2"] { transition-delay: .2s; }
[data-reveal][data-delay="3"] { transition-delay: .3s; }
[data-reveal][data-delay="4"] { transition-delay: .4s; }
[data-reveal][data-delay="5"] { transition-delay: .5s; }

/* ═══ Homepage · Diagonal Atlas ═══ */
.page-home .km-main { padding-top: 0; }

.km-atlas { position: relative; }

/* Chapter spine */
.km-spine {
    position: fixed; left: 0; top: 50%; transform: translateY(-50%);
    z-index: 850; display: flex; flex-direction: column; gap: .15rem;
    padding: .5rem 0 .5rem .35rem;
    border-right: 1px solid var(--km-line);
    background: rgba(10, 9, 8, 0.6); backdrop-filter: blur(8px);
}
.km-spine__link {
    display: flex; align-items: center; gap: .35rem;
    padding: .25rem .5rem .25rem .25rem;
    font-family: var(--km-font-mono); font-size: .55rem;
    color: var(--km-steel); letter-spacing: .06em;
    transition: color .2s, background .2s;
    border-left: 2px solid transparent;
}
.km-spine__link:hover, .km-spine__link.is-active {
    color: var(--km-accent); border-left-color: var(--km-accent);
    background: var(--km-accent-dim);
}
.km-spine__num { min-width: 1.2em; }
.km-spine__label { opacity: 0; max-width: 0; overflow: hidden; transition: opacity .25s, max-width .25s; white-space: nowrap; }
.km-spine:hover .km-spine__label { opacity: 1; max-width: 80px; }

.km-ch { position: relative; scroll-margin-top: var(--km-nav-h); }
.km-ch h2 {
    font-family: var(--km-font-serif); font-size: clamp(1.5rem, 3vw, 2.3rem);
}
.km-ch h2 span { color: var(--km-accent); }

/* I · Threshold */
.km-ch--threshold {
    min-height: 100vh; display: flex; align-items: stretch;
    position: relative; overflow: hidden;
}
.km-threshold {
    display: grid; grid-template-columns: 1fr 1.05fr;
    width: 100%; min-height: calc(100vh - var(--km-nav-h));
    margin-top: var(--km-nav-h);
}
.km-threshold__copy {
    display: flex; flex-direction: column; justify-content: center;
    padding: clamp(2rem, 5vw, 4rem) clamp(1.5rem, 4vw, 3rem) clamp(2rem, 5vw, 4rem) clamp(2.5rem, 6vw, 4.5rem);
    background: var(--km-bg);
    clip-path: polygon(0 0, 100% 0, 92% 100%, 0 100%);
    z-index: 2;
}
.km-threshold__title {
    display: flex; flex-direction: column; gap: .1em;
    font-family: var(--km-font-serif);
    font-size: clamp(2.5rem, 7vw, 4.5rem);
    font-weight: 900; line-height: 1.05;
    margin: .75rem 0;
}
.km-threshold__v--accent { color: var(--km-accent); }
.km-threshold__sub {
    font-family: var(--km-font-mono); font-size: .7rem;
    letter-spacing: .14em; color: var(--km-muted); margin-bottom: 1rem;
}
.km-threshold__lead { color: var(--km-muted); font-size: .9rem; max-width: 38ch; margin-bottom: 1.5rem; }
.km-threshold__actions { display: flex; flex-wrap: wrap; gap: .65rem; }
.km-threshold__visual {
    position: relative; overflow: hidden;
    clip-path: polygon(8% 0, 100% 0, 100% 100%, 0 100%);
}
.km-threshold__frame { height: 100%; }
.km-threshold__frame img {
    width: 100%; height: 100%; object-fit: cover;
    transform: scale(1.08); transition: transform .1s linear;
}
.km-threshold__cut {
    position: absolute; inset: 0;
    background: linear-gradient(105deg, var(--km-bg) 0%, transparent 35%);
    pointer-events: none;
}
.km-threshold__meta {
    position: absolute; bottom: 2rem; right: 2rem;
    display: flex; gap: 1.5rem;
    font-family: var(--km-font-mono); font-size: .65rem;
    padding: .75rem 1rem; background: rgba(10,9,8,.75); border: 1px solid var(--km-line);
}
.km-threshold__meta dt { color: var(--km-muted); margin-bottom: .15rem; }
.km-threshold__scroll {
    position: absolute; bottom: 2rem; left: clamp(2.5rem, 6vw, 4.5rem);
    display: flex; flex-direction: column; align-items: center; gap: .35rem;
    font-family: var(--km-font-mono); font-size: .6rem; letter-spacing: .2em;
    color: var(--km-muted); z-index: 3;
    animation: km-float 2.5s ease-in-out infinite;
}
@keyframes km-float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(6px); } }

/* II · Manifesto */
.km-ch--manifesto { background: var(--km-surface); border-block: 1px solid var(--km-line); }
.km-manifesto-band { padding: 2.5rem 0; overflow: hidden; }
.km-manifesto-band__ticker { margin-bottom: 1.5rem; overflow: hidden; }
.km-manifesto-band__track {
    display: flex; gap: 3rem; width: max-content;
    animation: km-ticker 28s linear infinite;
    font-family: var(--km-font-mono); font-size: .7rem;
    letter-spacing: .25em; color: var(--km-steel); text-transform: uppercase;
}
@keyframes km-ticker { to { transform: translateX(-50%); } }
.km-manifesto-band__quote {
    text-align: center; padding: 0 clamp(1rem, 4vw, 3rem);
    max-width: 720px; margin-inline: auto;
}
.km-manifesto-band__quote p {
    font-family: var(--km-font-serif); font-size: clamp(1.2rem, 2.5vw, 1.75rem);
    line-height: 1.5;
}
.km-manifesto-band__quote em { font-style: normal; color: var(--km-accent); }
.km-manifesto-band__quote footer {
    display: block; margin-top: .75rem;
    font-family: var(--km-font-mono); font-size: .65rem; color: var(--km-muted);
}

/* III · Route Dial */
.km-ch--route { padding: 5rem clamp(1rem, 4vw, 3rem) 5rem clamp(2.5rem, 5vw, 4rem); }
.km-route { max-width: 1200px; margin-inline: auto; }
.km-route__head { max-width: 520px; margin-bottom: 3rem; }
.km-route__head p { color: var(--km-muted); font-size: .9rem; margin-top: .5rem; }
.km-route__stage {
    display: grid; grid-template-columns: 280px 1fr; gap: 3rem; align-items: center;
}
.km-route__dial {
    position: relative; width: 260px; height: 260px; margin-inline: auto;
}
.km-route__dial-ring {
    position: absolute; inset: 0; border-radius: 50%;
    border: 1px dashed var(--km-steel);
}
.km-route__dial-core {
    position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
    width: 64px; height: 64px; border-radius: 50%;
    background: var(--km-accent); color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-family: var(--km-font-mono); font-size: .6rem; letter-spacing: .1em;
    box-shadow: 0 0 40px rgba(212,74,46,.35);
}
.km-route__point {
    position: absolute; top: 50%; left: 50%;
    width: 88px; margin: -22px 0 0 -44px;
    padding: .5rem .35rem; text-align: center;
    transform: rotate(var(--angle)) translateY(-118px) rotate(calc(-1 * var(--angle)));
    border: 1px solid var(--km-line); background: var(--km-surface);
    transition: border-color .25s, background .25s, transform .35s var(--km-ease);
}
.km-route__point.is-active {
    border-color: var(--km-accent); background: var(--km-accent-dim);
    transform: rotate(var(--angle)) translateY(-118px) rotate(calc(-1 * var(--angle))) scale(1.05);
}
.km-route__point-tag {
    display: block; font-family: var(--km-font-mono); font-size: .55rem;
    color: var(--km-accent); letter-spacing: .08em;
}
.km-route__point-label { display: block; font-size: .65rem; margin-top: .15rem; line-height: 1.3; }
.km-route__panel { position: relative; min-height: 380px; }
.km-route__view {
    position: absolute; inset: 0; opacity: 0; visibility: hidden;
    display: grid; grid-template-columns: 1.1fr 1fr; gap: 1.5rem; align-items: center;
    transition: opacity .45s var(--km-ease), visibility .45s;
}
.km-route__view.is-active { opacity: 1; visibility: visible; position: relative; }
.km-route__view figure { overflow: hidden; clip-path: polygon(0 0, 100% 5%, 95% 100%, 5% 95%); }
.km-route__view img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.km-route__view h3 { font-family: var(--km-font-serif); font-size: 1.25rem; margin: .35rem 0 .5rem; }
.km-route__view p { font-size: .88rem; color: var(--km-muted); margin-bottom: .75rem; }
.km-route__spec {
    font-family: var(--km-font-mono); font-size: .65rem;
    color: var(--km-accent); letter-spacing: .06em;
}

/* IV · Depth Collage */
.km-ch--depth {
    padding: 6rem clamp(1rem, 4vw, 3rem) 6rem clamp(2.5rem, 5vw, 4rem);
    background: var(--km-surface-2); min-height: 90vh;
    display: flex; align-items: center;
}
.km-depth {
    display: grid; grid-template-columns: 1fr 1.2fr; gap: 3rem;
    align-items: center; max-width: 1200px; margin-inline: auto; width: 100%;
}
.km-depth__copy p { color: var(--km-muted); font-size: .9rem; margin: .75rem 0 1rem; max-width: 42ch; }
.km-depth__tag {
    display: inline-block; font-family: var(--km-font-mono); font-size: .6rem;
    padding: .3rem .65rem; border: 1px solid var(--km-accent); color: var(--km-accent);
}
.km-depth__stack {
    position: relative; height: min(480px, 55vw); --depth-shift: 0px;
}
.km-depth__layer {
    position: absolute; width: 75%; aspect-ratio: 4/3;
    overflow: hidden; box-shadow: 0 20px 50px rgba(0,0,0,.45);
    transition: transform .15s linear;
}
.km-depth__layer img { width: 100%; height: 100%; object-fit: cover; }
.km-depth__layer--back { top: 0; left: 0; z-index: 1; transform: translate(calc(var(--depth-shift) * -0.3), calc(var(--depth-shift) * 0.2)); clip-path: polygon(0 0, 100% 8%, 92% 100%, 0 92%); }
.km-depth__layer--mid { top: 12%; right: 0; z-index: 2; width: 70%; transform: translate(calc(var(--depth-shift) * 0.2), calc(var(--depth-shift) * -0.15)); clip-path: polygon(8% 0, 100% 0, 100% 100%, 0 95%); opacity: .9; }
.km-depth__layer--front { bottom: 0; left: 15%; z-index: 3; width: 65%; transform: translate(calc(var(--depth-shift) * 0.4), calc(var(--depth-shift) * -0.35)); clip-path: polygon(5% 5%, 95% 0, 100% 95%, 0 100%); }

/* V · Chronicle */
.km-ch--chronicle { padding: 5rem 0 5rem clamp(2.5rem, 5vw, 4rem); background: var(--km-bg); }
.km-chronicle__head { padding: 0 clamp(1rem, 4vw, 3rem) 2rem; max-width: 500px; }
.km-chronicle__head p { color: var(--km-muted); font-size: .88rem; }
.km-chronicle { overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: thin; scrollbar-color: var(--km-accent) var(--km-bg); }
.km-chronicle__track { display: flex; gap: 1.25rem; padding: 0 clamp(1rem, 4vw, 3rem) 1rem; width: max-content; }
.km-chronicle__card {
    flex: 0 0 min(320px, 78vw); scroll-snap-align: start;
    padding: 1.25rem; background: var(--km-surface); border: 1px solid var(--km-line);
    clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
}
.km-chronicle__year {
    font-family: var(--km-font-mono); font-size: .7rem; color: var(--km-accent);
    letter-spacing: .12em; margin-bottom: .75rem; display: block;
}
.km-chronicle__card figure { overflow: hidden; margin-bottom: .75rem; }
.km-chronicle__card img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.km-chronicle__card h3 { font-family: var(--km-font-serif); font-size: 1.05rem; margin-bottom: .35rem; }
.km-chronicle__card p { font-size: .82rem; color: var(--km-muted); }

/* VI · Inspector */
.km-ch--inspector {
    padding: 5rem clamp(1rem, 4vw, 3rem) 5rem clamp(2.5rem, 5vw, 4rem);
    background: var(--km-surface);
}
.km-inspector {
    display: grid; grid-template-columns: 1fr 1.15fr; gap: 3rem;
    max-width: 1150px; margin-inline: auto; align-items: center;
}
.km-inspector__panel p { color: var(--km-muted); font-size: .88rem; margin: .5rem 0 1.25rem; }
.km-inspector__readout {
    padding: 1rem 1.25rem; background: var(--km-bg);
    border-left: 3px solid var(--km-accent); margin-bottom: 1.25rem;
}
.km-inspector__pct {
    font-family: var(--km-font-serif); font-size: 2rem; font-weight: 700;
    color: var(--km-accent); display: block; line-height: 1;
}
.km-inspector__readout p { font-size: .82rem; color: var(--km-muted); margin: .35rem 0 0; }
.km-inspector__range-label { font-size: .75rem; display: block; margin-bottom: .5rem; }
.km-inspector__slider {
    width: 100%; height: 4px; appearance: none; background: var(--km-line);
    border-radius: 2px; margin-bottom: 1.25rem; cursor: pointer;
}
.km-inspector__slider::-webkit-slider-thumb {
    appearance: none; width: 18px; height: 18px; border-radius: 50%;
    background: var(--km-accent); border: 2px solid var(--km-bg);
}
.km-inspector__specs div {
    display: flex; justify-content: space-between; font-size: .8rem;
    padding: .35rem 0; border-bottom: 1px solid var(--km-line);
}
.km-inspector__specs dt { color: var(--km-muted); }
.km-inspector__stage {
    position: relative; aspect-ratio: 4/3; overflow: hidden;
    clip-path: polygon(0 4%, 96% 0, 100% 96%, 4% 100%);
    --blend: 50%;
}
.km-inspector__layer { position: absolute; inset: 0; }
.km-inspector__layer img { width: 100%; height: 100%; object-fit: cover; }
.km-inspector__layer--overlay {
    clip-path: inset(0 calc(100% - var(--blend)) 0 0);
    transition: clip-path .08s linear;
}
.km-inspector__divider {
    position: absolute; top: 0; bottom: 0; width: 2px;
    left: var(--blend); background: var(--km-accent);
    box-shadow: 0 0 12px rgba(212,74,46,.6);
    pointer-events: none;
}

/* VII · Bento Vault */
.km-ch--vault { padding: 5rem clamp(1rem, 4vw, 3rem) 5rem clamp(2.5rem, 5vw, 4rem); }
.km-vault__head {
    display: flex; justify-content: space-between; align-items: flex-end;
    margin-bottom: 2rem; flex-wrap: wrap; gap: 1rem;
}
.km-vault {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-auto-rows: 200px;
    gap: .85rem;
    max-width: 1200px; margin-inline: auto;
}
.km-vault__cell {
    position: relative; overflow: hidden;
    background: var(--km-surface); border: 1px solid var(--km-line);
    transition: border-color .3s, transform .35s var(--km-ease);
}
.km-vault__cell:hover { border-color: var(--km-accent); transform: translateY(-4px); z-index: 2; }
.km-vault__cell--hero { grid-column: span 2; grid-row: span 2; }
.km-vault__cell--tall { grid-row: span 2; }
.km-vault__cell--wide { grid-column: span 2; }
.km-vault__cell figure { height: 100%; position: relative; }
.km-vault__cell img { width: 100%; height: 100%; object-fit: cover; }
.km-vault__badge {
    position: absolute; top: .6rem; left: .6rem;
    font-family: var(--km-font-mono); font-size: .55rem;
    padding: .2rem .45rem; background: var(--km-accent); color: #fff;
}
.km-vault__info {
    position: absolute; inset: auto 0 0 0;
    padding: 2rem .85rem .85rem;
    background: linear-gradient(transparent, rgba(10,9,8,.92));
}
.km-vault__info h3 { font-size: .85rem; margin: .2rem 0 .4rem; }
.km-vault__foot { display: flex; justify-content: space-between; align-items: center; gap: .5rem; }
.km-vault__price { font-family: var(--km-font-mono); font-size: .78rem; color: var(--km-accent); }

/* VIII · Signal */
.km-ch--signal {
    padding: 4rem clamp(1rem, 4vw, 3rem) 4rem clamp(2.5rem, 5vw, 4rem);
    background: var(--km-surface-2); border-block: 1px solid var(--km-line);
}
.km-signal { max-width: 1000px; margin-inline: auto; position: relative; }
.km-signal header { margin-bottom: 2.5rem; }
.km-signal__line {
    position: absolute; top: 50%; left: 0; right: 0; height: 1px;
    background: linear-gradient(90deg, transparent, var(--km-steel), transparent);
}
.km-signal__nodes {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem;
    position: relative; z-index: 1;
}
.km-signal__node {
    text-align: center; padding: 1.25rem .75rem;
    background: var(--km-bg); border: 1px solid var(--km-line);
}
.km-signal__node--accent { border-color: var(--km-accent); background: var(--km-accent-dim); }
.km-signal__num {
    display: block; font-family: var(--km-font-serif);
    font-size: clamp(1.8rem, 3vw, 2.5rem); font-weight: 700;
    color: var(--km-accent); line-height: 1;
}
.km-signal__label {
    display: block; margin-top: .4rem;
    font-family: var(--km-font-mono); font-size: .6rem;
    color: var(--km-muted); letter-spacing: .06em;
}

/* IX · Voices carousel */
.km-ch--voices {
    padding: 5rem clamp(1rem, 4vw, 3rem) 5rem clamp(2.5rem, 5vw, 4rem);
}
.km-voices__head { margin-bottom: 2rem; }
.km-voices-carousel { max-width: 720px; margin-inline: auto; text-align: center; }
.km-voices-carousel__track { position: relative; min-height: 140px; }
.km-voices-carousel__slide {
    position: absolute; inset: 0; opacity: 0; visibility: hidden;
    transition: opacity .5s var(--km-ease), visibility .5s;
}
.km-voices-carousel__slide.is-active { opacity: 1; visibility: visible; position: relative; }
.km-voices-carousel__slide p {
    font-family: var(--km-font-serif); font-size: clamp(1rem, 2vw, 1.2rem);
    line-height: 1.75; margin-bottom: .75rem;
}
.km-voices-carousel__slide footer {
    font-family: var(--km-font-mono); font-size: .68rem; color: var(--km-muted);
}
.km-voices-carousel__nav {
    display: flex; align-items: center; justify-content: center; gap: 1.5rem;
    margin-top: 1.5rem;
}
.km-voices-carousel__btn {
    width: 40px; height: 40px; border: 1px solid var(--km-line);
    font-size: 1rem; transition: border-color .2s, color .2s;
}
.km-voices-carousel__btn:hover { border-color: var(--km-accent); color: var(--km-accent); }
.km-voices-carousel__dots { display: flex; gap: .4rem; }
.km-voices-carousel__dots span {
    width: 6px; height: 6px; border-radius: 50%;
    background: var(--km-steel); transition: background .2s, transform .2s;
}
.km-voices-carousel__dots span.is-active { background: var(--km-accent); transform: scale(1.3); }

/* X · Exit CTA */
.km-ch--exit { padding: 0 0 0 clamp(2.5rem, 5vw, 4rem); }
.km-exit {
    display: grid; grid-template-columns: 1.1fr 1fr; min-height: 520px;
}
.km-exit__visual { position: relative; overflow: hidden; clip-path: polygon(0 0, 100% 0, 92% 100%, 0 100%); }
.km-exit__visual img { width: 100%; height: 100%; object-fit: cover; }
.km-exit__veil {
    position: absolute; inset: 0;
    background: linear-gradient(90deg, transparent 40%, rgba(10,9,8,.4) 100%);
}
.km-exit__copy {
    display: flex; flex-direction: column; justify-content: center;
    padding: 3rem clamp(1.5rem, 4vw, 3rem);
    background: var(--km-surface); border-top: 1px solid var(--km-line);
}
.km-exit__copy p { color: var(--km-muted); font-size: .9rem; margin: .75rem 0 1.5rem; max-width: 42ch; }
.km-exit__actions { display: flex; flex-wrap: wrap; gap: .65rem; margin-bottom: 1.5rem; }
.km-exit__trust {
    display: flex; flex-wrap: wrap; gap: 1rem;
    font-family: var(--km-font-mono); font-size: .62rem;
    color: var(--km-steel); letter-spacing: .08em;
}

/* Footer */
.km-footer {
    position: relative; padding: 4rem clamp(1rem, 4vw, 3rem) 0;
    background: var(--km-bg); border-top: 1px solid var(--km-line);
}
.km-footer__shards {
    position: absolute; top: -1px; left: 0; right: 0; height: 4px;
    display: flex;
}
.km-footer__shards span { flex: 1; height: 100%; }
.km-footer__shards span:nth-child(1) { background: var(--km-accent); transform: skewX(-20deg); }
.km-footer__shards span:nth-child(2) { background: var(--km-steel); }
.km-footer__shards span:nth-child(3) { background: transparent; }
.km-footer__grid {
    display: grid; grid-template-columns: 1.2fr 1fr 1fr 1.3fr;
    gap: 2rem; max-width: 1200px; margin-inline: auto;
}
.km-footer__logo {
    font-family: var(--km-font-serif); font-size: 1.2rem;
    display: flex; align-items: center; gap: .4rem; margin-bottom: .75rem;
}
.km-footer__glyph { color: var(--km-accent); }
.km-footer__brand p { font-size: .85rem; color: var(--km-muted); }
.km-footer__domain { font-family: var(--km-font-mono); font-size: .7rem; margin-top: .5rem; }
.km-footer__col { display: flex; flex-direction: column; gap: .5rem; }
.km-footer__col--offset { transform: translateY(12px); }
.km-footer__col .km-micro { margin-bottom: .25rem; }
.km-footer__col a { font-size: .82rem; color: var(--km-muted); transition: color .2s; }
.km-footer__col a:hover { color: var(--km-accent); }
.km-footer__col--contact address, .km-footer__col--contact span { font-size: .78rem; color: var(--km-muted); line-height: 1.6; }
.km-footer__news {
    max-width: 1200px; margin: 2rem auto 0;
    padding-top: 2rem; border-top: 1px solid var(--km-line);
}
.km-footer__news label { font-size: .82rem; display: block; margin-bottom: .5rem; }
.km-footer__news-row { display: flex; gap: .5rem; max-width: 400px; }
.km-footer__news input {
    flex: 1; padding: .6rem .75rem;
    background: var(--km-surface); border: 1px solid var(--km-line);
    color: var(--km-text); font-family: var(--km-font-sans);
}
.km-footer__bar {
    display: flex; justify-content: space-between; flex-wrap: wrap; gap: .5rem;
    padding: 1.5rem 0; margin-top: 2rem;
    border-top: 1px solid var(--km-line);
    font-family: var(--km-font-mono); font-size: .65rem; color: var(--km-steel);
    max-width: 1200px; margin-inline: auto;
}

.km-top {
    position: fixed; bottom: 2rem; right: 2rem; z-index: 800;
    width: 44px; height: 44px;
    background: var(--km-accent); color: #fff;
    display: flex; align-items: center; justify-content: center;
    opacity: 0; visibility: hidden; transform: translateY(12px);
    transition: opacity .3s, visibility .3s, transform .3s;
    clip-path: polygon(0 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%);
}
.km-top.is-visible { opacity: 1; visibility: visible; transform: none; }

.km-toast {
    position: fixed; bottom: 2rem; left: 50%; transform: translateX(-50%) translateY(20px);
    z-index: 999; padding: .75rem 1.5rem;
    background: var(--km-surface); border: 1px solid var(--km-accent);
    font-size: .85rem; opacity: 0; visibility: hidden;
    transition: opacity .3s, transform .3s, visibility .3s;
}
.km-toast.is-visible { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }

/* Inner pages */
.km-page-head {
    padding: 4rem clamp(1rem, 4vw, 3rem) 3rem;
    border-bottom: 1px solid var(--km-line);
}
.km-page-head--slant { clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), 0 100%); background: var(--km-surface); }
.km-page-head h1 {
    font-family: var(--km-font-serif); font-size: clamp(1.8rem, 4vw, 2.8rem);
    margin: .5rem 0;
}
.km-page-head h1 span { color: var(--km-accent); }
.km-page-head p { color: var(--km-muted); max-width: 55ch; }

/* About */
.km-about-story { padding: 4rem 0; }
.km-about-story__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
.km-about-story__copy h2 { font-family: var(--km-font-serif); font-size: 1.6rem; margin-bottom: 1rem; }
.km-about-story__copy h2 em { font-style: normal; color: var(--km-accent); }
.km-about-story__copy p { color: var(--km-muted); margin-bottom: 1rem; font-size: .92rem; }
.km-about-story__copy blockquote {
    margin-top: 1.5rem; padding-left: 1rem; border-left: 2px solid var(--km-accent);
    font-family: var(--km-font-serif); font-style: italic;
}
.km-about-story__copy cite { display: block; font-size: .78rem; color: var(--km-muted); font-style: normal; margin-top: .5rem; }
.km-about-story__fig { clip-path: polygon(5% 0, 100% 0, 95% 100%, 0 100%); overflow: hidden; }
.km-about-story__fig figcaption { font-family: var(--km-font-mono); font-size: .65rem; color: var(--km-muted); margin-top: .5rem; }

.km-about-mission { padding: 4rem 0; background: var(--km-surface); }
.km-about-mission header h2 { font-family: var(--km-font-serif); font-size: 1.6rem; }
.km-about-mission header h2 span { color: var(--km-accent); }
.km-about-mission__shards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin-top: 2rem; }
.km-shard-card {
    padding: 1.5rem; background: var(--km-bg); border: 1px solid var(--km-line);
    clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%);
}
.km-shard-card--offset { transform: translateY(20px); }
.km-shard-card__num { font-family: var(--km-font-mono); font-size: .65rem; color: var(--km-accent); }
.km-shard-card h3 { font-size: 1rem; margin: .5rem 0; }
.km-shard-card p { font-size: .85rem; color: var(--km-muted); }

.km-about-timeline { padding: 4rem 0; }
.km-about-timeline header h2 { font-family: var(--km-font-serif); font-size: 1.6rem; }
.km-about-timeline header h2 span { color: var(--km-accent); }
.km-timeline { margin-top: 2rem; display: flex; flex-direction: column; gap: 0; }
.km-timeline__item {
    display: grid; grid-template-columns: 100px 1fr; gap: 2rem;
    padding: 1.5rem 0; border-bottom: 1px solid var(--km-line);
}
.km-timeline__year { font-family: var(--km-font-mono); font-size: .85rem; color: var(--km-accent); }
.km-timeline__body h3 { font-size: 1rem; margin-bottom: .25rem; }
.km-timeline__body p { font-size: .85rem; color: var(--km-muted); }

.km-about-team { padding: 4rem 0; background: var(--km-surface-2); }
.km-about-team__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
.km-about-team__grid h2 { font-family: var(--km-font-serif); font-size: 1.6rem; margin: .5rem 0 1rem; }
.km-about-team__grid h2 span { color: var(--km-accent); }
.km-about-team__grid p { color: var(--km-muted); font-size: .9rem; margin-bottom: 1rem; }

.km-about-cta { padding: 4rem 0; text-align: center; }
.km-about-cta__inner h2 { font-family: var(--km-font-serif); font-size: 1.6rem; margin-bottom: .75rem; }
.km-about-cta__inner h2 span { color: var(--km-accent); }

/* Shop */
.km-shop {
    display: grid; grid-template-columns: 240px 1fr; gap: 2rem;
    padding: 3rem clamp(1rem, 4vw, 3rem);
    max-width: 1300px; margin-inline: auto;
}
.km-shop__filter { position: sticky; top: calc(var(--km-nav-h) + 1rem); align-self: start; }
.km-shop__cats { display: flex; flex-direction: column; gap: .35rem; margin: 1rem 0; }
.km-shop__cat {
    padding: .45rem .75rem; font-size: .82rem; color: var(--km-muted);
    border-left: 2px solid transparent; transition: all .2s;
}
.km-shop__cat.is-active, .km-shop__cat:hover {
    color: var(--km-text); border-left-color: var(--km-accent);
    background: var(--km-accent-dim);
}
.km-shop__search { margin-top: 1.5rem; }
.km-shop__search input {
    width: 100%; padding: .5rem .75rem; margin-bottom: .5rem;
    background: var(--km-surface); border: 1px solid var(--km-line); color: var(--km-text);
}
.km-shop__meta { display: flex; flex-direction: column; gap: .25rem; margin-top: 1rem; font-family: var(--km-font-mono); font-size: .65rem; color: var(--km-steel); }
.km-shop__grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
.km-shop__empty { grid-column: 1 / -1; color: var(--km-muted); padding: 3rem; text-align: center; }
.km-shop-card {
    background: var(--km-surface); border: 1px solid var(--km-line);
    overflow: hidden; transition: transform .3s var(--km-ease);
}
.km-shop-card--1 { clip-path: polygon(0 0, 100% 0, 100% 95%, 0 100%); }
.km-shop-card--2 { transform: translateY(12px); }
.km-shop-card--3 { clip-path: polygon(0 5%, 100% 0, 100% 100%, 0 95%); }
.km-shop-card:hover { transform: translateY(-6px); border-color: var(--km-accent); }
.km-shop-card__fig { position: relative; overflow: hidden; }
.km-shop-card__fig img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.km-shop-card__badge {
    position: absolute; top: .75rem; right: .75rem;
    font-family: var(--km-font-mono); font-size: .6rem;
    padding: .2rem .5rem; background: var(--km-accent); color: #fff;
}
.km-shop-card__body { padding: 1rem 1.25rem 1.25rem; }
.km-shop-card__body h2 { font-size: 1rem; margin: .25rem 0 .75rem; }
.km-shop-card__specs { display: grid; gap: .25rem; margin-bottom: 1rem; font-size: .78rem; }
.km-shop-card__specs div { display: flex; justify-content: space-between; color: var(--km-muted); }
.km-shop-card__foot { display: flex; justify-content: space-between; align-items: center; }
.km-shop-card__price { font-family: var(--km-font-mono); font-size: .9rem; color: var(--km-accent); }
.km-shop-cta { padding: 3rem 0 4rem; text-align: center; background: var(--km-surface); }
.km-shop-cta h2 { font-family: var(--km-font-serif); font-size: 1.4rem; margin-bottom: .5rem; }
.km-shop-cta h2 span { color: var(--km-accent); }

/* FAQ */
.km-faq { padding: 3rem 0 4rem; }
.km-faq__layout { display: grid; grid-template-columns: 200px 1fr; gap: 2rem; }
.km-faq__tabs { display: flex; flex-direction: column; gap: .35rem; position: sticky; top: calc(var(--km-nav-h) + 1rem); }
.km-faq__tab {
    padding: .6rem 1rem; text-align: left; font-size: .82rem;
    border-left: 2px solid transparent; color: var(--km-muted);
    transition: all .2s;
}
.km-faq__tab.is-active, .km-faq__tab:hover {
    color: var(--km-text); border-left-color: var(--km-accent);
    background: var(--km-accent-dim);
}
.km-faq__panel { display: none; }
.km-faq__panel.is-active { display: block; }
.km-faq__item {
    border: 1px solid var(--km-line); margin-bottom: .5rem;
    background: var(--km-surface);
}
.km-faq__item summary {
    padding: 1rem 1.25rem; cursor: pointer; font-size: .9rem;
    list-style: none; display: flex; justify-content: space-between; align-items: center;
}
.km-faq__item summary::after { content: '+'; color: var(--km-accent); font-size: 1.2rem; }
.km-faq__item[open] summary::after { content: '−'; }
.km-faq__item p { padding: 0 1.25rem 1rem; font-size: .88rem; color: var(--km-muted); }
.km-faq-cta { padding: 3rem 0 4rem; text-align: center; background: var(--km-surface); }
.km-faq-cta h2 { font-family: var(--km-font-serif); font-size: 1.4rem; margin-bottom: .5rem; }
.km-faq-cta h2 span { color: var(--km-accent); }

/* Contact */
.km-alert { padding: 1rem; margin: 1rem auto 0; background: var(--km-accent-dim); border: 1px solid var(--km-accent); font-size: .88rem; }
.km-contact {
    display: grid; grid-template-columns: 1fr 1.2fr; gap: 3rem;
    padding: 3rem clamp(1rem, 4vw, 3rem);
    max-width: 1100px; margin-inline: auto;
}
.km-contact__block { margin-bottom: 1.5rem; }
.km-contact__block a { color: var(--km-accent); }
.km-contact__block p { color: var(--km-muted); font-size: .9rem; }
.km-field { margin-bottom: 1rem; }
.km-field label { display: block; font-size: .82rem; margin-bottom: .35rem; }
.km-field label span { color: var(--km-accent); }
.km-field input, .km-field select, .km-field textarea {
    width: 100%; padding: .65rem .85rem;
    background: var(--km-surface); border: 1px solid var(--km-line);
    color: var(--km-text); font-family: var(--km-font-sans);
}
.km-contact-map { padding: 0 0 4rem; }
.km-map-embed { aspect-ratio: 16/7; overflow: hidden; border: 1px solid var(--km-line); clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%); }
.km-map-embed iframe { width: 100%; height: 100%; border: 0; filter: grayscale(.4) contrast(1.1); }
.km-map-note { font-family: var(--km-font-mono); font-size: .7rem; color: var(--km-muted); margin-top: .75rem; }

/* Cart */
.km-cart {
    display: grid; grid-template-columns: 1fr 320px; gap: 2rem;
    padding: 3rem clamp(1rem, 4vw, 3rem);
    max-width: 1100px; margin-inline: auto;
}
.km-cart-empty { grid-column: 1 / -1; text-align: center; padding: 4rem 2rem; }
.km-cart-empty p { color: var(--km-muted); margin-bottom: 1rem; }
.km-cart-table__head, .km-cart-row {
    display: grid; grid-template-columns: 2fr 1fr 1fr 1fr 40px;
    gap: 1rem; align-items: center; padding: .75rem 0;
    border-bottom: 1px solid var(--km-line); font-size: .85rem;
}
.km-cart-table__head { font-family: var(--km-font-mono); font-size: .65rem; color: var(--km-muted); letter-spacing: .08em; }
.km-cart-row__product { display: flex; align-items: center; gap: .75rem; }
.km-cart-row__product img { width: 72px; height: 52px; object-fit: cover; clip-path: polygon(0 0, 100% 0, 95% 100%, 0 100%); }
.km-cart-qty { display: flex; align-items: center; gap: .5rem; }
.km-cart-qty button { width: 28px; height: 28px; border: 1px solid var(--km-line); }
.km-cart-row__remove { font-size: 1.2rem; color: var(--km-muted); }
.km-cart-row__remove:hover { color: var(--km-accent); }
.km-cart-side { padding: 1.5rem; background: var(--km-surface); border: 1px solid var(--km-line); align-self: start; position: sticky; top: calc(var(--km-nav-h) + 1rem); }
.km-cart-side h2 { font-size: 1rem; margin-bottom: 1rem; }
.km-cart-totals div { display: flex; justify-content: space-between; padding: .4rem 0; font-size: .85rem; color: var(--km-muted); }
.km-cart-totals__total { border-top: 1px solid var(--km-line); margin-top: .5rem; padding-top: .75rem; font-weight: 600; color: var(--km-text); }
.km-cart-totals__total span:last-child { color: var(--km-accent); font-family: var(--km-font-mono); }
.km-cart-coupon { margin-top: 1.5rem; }
.km-cart-coupon label { font-size: .78rem; display: block; margin-bottom: .35rem; }
.km-cart-coupon__row { display: flex; gap: .5rem; }
.km-cart-coupon input { flex: 1; padding: .5rem; background: var(--km-bg); border: 1px solid var(--km-line); color: var(--km-text); }
.km-cart-coupon__hint { font-size: .7rem; color: var(--km-steel); margin-top: .35rem; }
.km-cart-note { font-size: .72rem; color: var(--km-muted); margin-top: .75rem; }

/* Legal */
.km-legal { padding: 3rem 0 5rem; }
.km-legal-intro { color: var(--km-muted); margin-bottom: 2rem; font-size: .92rem; line-height: 1.75; }
.km-legal h2 { font-family: var(--km-font-serif); font-size: 1.25rem; margin: 2rem 0 .75rem; color: var(--km-text); }
.km-legal h3 { font-size: 1rem; margin: 1.25rem 0 .5rem; color: var(--km-muted); }
.km-legal p { color: var(--km-muted); font-size: .9rem; margin-bottom: .75rem; line-height: 1.75; }
.km-legal ul { margin: .5rem 0 1rem 1.25rem; }
.km-legal li { color: var(--km-muted); font-size: .88rem; margin-bottom: .35rem; list-style: disc; }
.km-legal a { color: var(--km-accent); }

/* Responsive */
@media (max-width: 1024px) {
    .km-spine { display: none; }
    .km-threshold, .km-depth, .km-inspector, .km-route__stage, .km-exit { grid-template-columns: 1fr; }
    .km-threshold__copy { clip-path: none; padding-left: clamp(1rem, 4vw, 3rem); }
    .km-threshold__visual { clip-path: none; min-height: 360px; }
    .km-route__view { grid-template-columns: 1fr; }
    .km-route__panel { min-height: auto; }
    .km-vault { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 180px; }
    .km-vault__cell--hero { grid-column: span 2; }
    .km-signal__nodes { grid-template-columns: repeat(2, 1fr); }
    .km-signal__line { display: none; }
    .km-about-story__grid, .km-about-team__grid { grid-template-columns: 1fr; }
    .km-footer__grid { grid-template-columns: 1fr 1fr; }
    .km-shop { grid-template-columns: 1fr; }
    .km-shop__filter { position: static; }
    .km-shop__cats { flex-direction: row; flex-wrap: wrap; }
}

@media (max-width: 768px) {
    .km-nav__links { display: none; }
    .km-burger { display: flex; }
    .km-threshold__title { font-size: clamp(2rem, 12vw, 3rem); }
    .km-threshold__scroll { left: 50%; transform: translateX(-50%); }
    .km-vault { grid-template-columns: 1fr; grid-auto-rows: 220px; }
    .km-vault__cell--hero, .km-vault__cell--wide { grid-column: span 1; }
    .km-vault__cell--tall { grid-row: span 1; }
    .km-signal__nodes { grid-template-columns: 1fr; }
    .km-ch--exit { padding-left: 0; }
    .km-exit__visual { clip-path: none; min-height: 240px; }
    .km-about-mission__shards, .km-shop__grid { grid-template-columns: 1fr; }
    .km-footer__grid { grid-template-columns: 1fr; }
    .km-footer__col--offset { transform: none; }
    .km-contact, .km-cart, .km-faq__layout { grid-template-columns: 1fr; }
    .km-faq__tabs { flex-direction: row; flex-wrap: wrap; position: static; }
    .km-cart-table__head { display: none; }
    .km-cart-row { grid-template-columns: 1fr; gap: .5rem; }
    .km-threshold__meta { right: 1rem; bottom: 1rem; gap: .75rem; flex-wrap: wrap; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation: none !important; transition-duration: .01ms !important; }
    html { scroll-behavior: auto; }
}