/* ═══════════════════════════════════════════════════════════════
   Motrixana · Layout 99 · Storybook Commerce
   Premium editorial · muted luxury · mixed typography
   ═══════════════════════════════════════════════════════════════ */

:root {
    --mx-ink: #1c1822;
    --mx-paper: #faf6ef;
    --mx-parchment: #f0e8da;
    --mx-cream: #e8dfd0;
    --mx-copper: #9a7348;
    --mx-copper-light: #c4a06a;
    --mx-sage: #5a6d5c;
    --mx-muted: #6b6560;
    --mx-rule: rgba(28, 24, 34, 0.12);
    --mx-shadow: rgba(28, 24, 34, 0.14);
    --mx-shadow-deep: rgba(28, 24, 34, 0.28);
    --mx-font-serif: 'Fraunces', 'Hiragino Mincho ProN', serif;
    --mx-font-sans: 'Outfit', 'Hiragino Sans', sans-serif;
    --mx-font-mono: 'IBM Plex Mono', monospace;
    --mx-header-h: 4.25rem;
    --mx-spine-w: 3.25rem;
    --mx-ease: cubic-bezier(0.22, 1, 0.36, 1);
    --mx-radius: 2px;
}

[data-theme="dark"] {
    --mx-ink: #ede6da;
    --mx-paper: #141018;
    --mx-parchment: #1e1a26;
    --mx-cream: #2a2430;
    --mx-copper: #c4a06a;
    --mx-copper-light: #d4b888;
    --mx-sage: #8a9e8c;
    --mx-muted: #a09890;
    --mx-rule: rgba(237, 230, 218, 0.1);
    --mx-shadow: rgba(0, 0, 0, 0.35);
    --mx-shadow-deep: rgba(0, 0, 0, 0.55);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body.mx-body {
    font-family: var(--mx-font-sans);
    font-weight: 400;
    color: var(--mx-ink);
    background: var(--mx-paper);
    line-height: 1.65;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

body.mx-menu-open { overflow: hidden; }

img { max-width: 100%; height: auto; display: block; }
a { color: var(--mx-copper); text-decoration: none; transition: color 0.25s var(--mx-ease); }
a:hover { color: var(--mx-copper-light); }

.mx-skip {
    position: absolute; top: -100px; left: 1rem; z-index: 9999;
    padding: 0.5rem 1rem; background: var(--mx-copper); color: #fff;
}
.mx-skip:focus { top: 1rem; }

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

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

.mx-micro {
    font-family: var(--mx-font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--mx-copper);
    margin-bottom: 0.75rem;
}

.mx-h2 {
    font-family: var(--mx-font-serif);
    font-size: clamp(1.75rem, 3.5vw, 2.75rem);
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}
.mx-h2 em { font-style: italic; color: var(--mx-copper); }

/* ── Buttons ── */
.mx-btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 0.4rem;
    padding: 0.75rem 1.5rem;
    font-family: var(--mx-font-sans); font-size: 0.85rem; font-weight: 500;
    letter-spacing: 0.04em; border: none; cursor: pointer;
    transition: transform 0.25s var(--mx-ease), box-shadow 0.25s, background 0.25s;
}
.mx-btn--copper { background: var(--mx-copper); color: #fff; }
.mx-btn--copper:hover { background: var(--mx-copper-light); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 24px var(--mx-shadow); }
.mx-btn--ghost { background: transparent; color: var(--mx-ink); border: 1px solid var(--mx-rule); }
.mx-btn--ghost:hover { border-color: var(--mx-copper); color: var(--mx-copper); }
.mx-btn--sm { padding: 0.5rem 1rem; font-size: 0.78rem; }
.mx-btn--lg { padding: 1rem 2rem; font-size: 0.92rem; }

.mx-link-arrow {
    font-size: 0.88rem; font-weight: 500; letter-spacing: 0.02em;
    border-bottom: 1px solid var(--mx-copper);
    padding-bottom: 2px;
}

/* ── Fade reveal ── */
.mx-fade {
    opacity: 0; transform: translateY(28px);
    transition: opacity 0.8s var(--mx-ease), transform 0.8s var(--mx-ease);
}
.mx-fade--delay { transition-delay: 0.15s; }
.mx-fade.is-visible { opacity: 1; transform: none; }

/* ══ SPINE NAV (homepage only) ══ */
.mx-spine {
    position: fixed; left: 0; top: var(--mx-header-h); bottom: 0;
    width: var(--mx-spine-w); z-index: 90;
    background: var(--mx-parchment);
    border-right: 1px solid var(--mx-rule);
    display: flex; flex-direction: column; align-items: center;
    padding: 1.5rem 0;
    box-shadow: 4px 0 20px var(--mx-shadow);
}
.mx-spine__title {
    writing-mode: vertical-rl; text-orientation: mixed;
    font-family: var(--mx-font-serif); font-size: 0.65rem;
    letter-spacing: 0.3em; color: var(--mx-muted);
    margin-bottom: 1.5rem;
}
.mx-spine__chapters {
    display: flex; flex-direction: column; gap: 0.35rem; flex: 1;
}
.mx-spine__chapters a {
    width: 1.75rem; height: 1.75rem;
    display: flex; align-items: center; justify-content: center;
    font-family: var(--mx-font-mono); font-size: 0.55rem;
    color: var(--mx-muted); border-radius: 50%;
    transition: background 0.2s, color 0.2s;
}
.mx-spine__chapters a.is-active,
.mx-spine__chapters a:hover {
    background: var(--mx-copper); color: #fff;
}
.mx-spine__page {
    font-family: var(--mx-font-mono); font-size: 0.6rem;
    color: var(--mx-muted); writing-mode: vertical-rl;
}

/* ══ HEADER ══ */
.mx-header {
    position: sticky; top: 0; z-index: 200;
    background: color-mix(in srgb, var(--mx-paper) 88%, transparent);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--mx-rule);
    transition: box-shadow 0.3s;
}
.mx-header.is-scrolled { box-shadow: 0 4px 24px var(--mx-shadow); }

.mx-header__folio {
    display: flex; align-items: center; justify-content: space-between;
    height: var(--mx-header-h);
    padding: 0 clamp(1rem, 3vw, 2.5rem);
    padding-left: calc(var(--mx-spine-w) + clamp(1rem, 3vw, 2rem));
}
.page-home .mx-header__folio { padding-left: calc(var(--mx-spine-w) + 1rem); }

.mx-mark {
    display: flex; align-items: center; gap: 0.65rem;
    color: var(--mx-ink);
}
.mx-mark:hover { color: var(--mx-ink); }
.mx-mark__glyph {
    width: 2.25rem; height: 2.25rem;
    display: flex; align-items: center; justify-content: center;
    font-family: var(--mx-font-serif); font-size: 1.1rem;
    background: var(--mx-parchment); border: 1px solid var(--mx-rule);
    box-shadow: 2px 2px 0 var(--mx-shadow);
}
.mx-mark__text { display: flex; flex-direction: column; line-height: 1.2; }
.mx-mark__text strong { font-family: var(--mx-font-serif); font-size: 1.05rem; font-weight: 600; }
.mx-mark__text small { font-size: 0.65rem; color: var(--mx-muted); letter-spacing: 0.06em; }

.mx-nav { display: flex; gap: 1.75rem; }
.mx-nav__link {
    font-size: 0.82rem; font-weight: 500; letter-spacing: 0.06em;
    color: var(--mx-muted); position: relative;
}
.mx-nav__link::after {
    content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 1px;
    background: var(--mx-copper); transition: width 0.3s var(--mx-ease);
}
.mx-nav__link:hover, .mx-nav__link.is-active { color: var(--mx-ink); }
.mx-nav__link.is-active::after, .mx-nav__link:hover::after { width: 100%; }

.mx-header__tools { display: flex; align-items: center; gap: 0.5rem; }
.mx-tool {
    width: 2.25rem; height: 2.25rem;
    display: flex; align-items: center; justify-content: center;
    background: none; border: 1px solid transparent; cursor: pointer;
    color: var(--mx-ink); border-radius: var(--mx-radius);
    transition: border-color 0.2s, background 0.2s;
    position: relative;
}
.mx-tool:hover { border-color: var(--mx-rule); background: var(--mx-parchment); }
.mx-badge {
    position: absolute; top: -2px; right: -2px;
    min-width: 1rem; height: 1rem; padding: 0 3px;
    font-size: 0.6rem; font-weight: 600;
    background: var(--mx-copper); color: #fff;
    border-radius: 999px; display: flex; align-items: center; justify-content: center;
}

.mx-burger {
    display: none; flex-direction: column; gap: 5px;
    background: none; border: none; cursor: pointer; padding: 4px;
}
.mx-burger span {
    display: block; width: 22px; height: 1.5px;
    background: var(--mx-ink); transition: transform 0.3s;
}

/* ── Mobile drawer ── */
.mx-drawer {
    position: fixed; inset: 0; z-index: 300;
    background: rgba(28, 24, 34, 0.5);
    opacity: 0; visibility: hidden; transition: opacity 0.3s, visibility 0.3s;
}
.mx-drawer.is-open { opacity: 1; visibility: visible; }
.mx-drawer__leaf {
    position: absolute; top: 0; left: 0; width: min(300px, 85vw); height: 100%;
    background: var(--mx-parchment); padding: 2rem;
    transform: translateX(-100%); transition: transform 0.35s var(--mx-ease);
    display: flex; flex-direction: column; gap: 1.25rem;
    box-shadow: 8px 0 40px var(--mx-shadow-deep);
}
.mx-drawer.is-open .mx-drawer__leaf { transform: none; }
.mx-drawer__leaf a {
    font-family: var(--mx-font-serif); font-size: 1.15rem;
    color: var(--mx-ink); border-bottom: 1px solid var(--mx-rule); padding-bottom: 0.5rem;
}
.mx-drawer__tel { font-family: var(--mx-font-mono); font-size: 0.8rem; color: var(--mx-muted); margin-top: auto; }

/* ── Search overlay ── */
.mx-search {
    position: fixed; inset: 0; z-index: 400;
    display: flex; align-items: center; justify-content: center;
    opacity: 0; visibility: hidden; transition: opacity 0.3s, visibility 0.3s;
}
.mx-search.is-open { opacity: 1; visibility: visible; }
.mx-search__veil { position: absolute; inset: 0; background: rgba(28, 24, 34, 0.6); }
.mx-search__folio {
    position: relative; width: min(480px, 90vw);
    background: var(--mx-parchment); padding: 2.5rem;
    box-shadow: 0 24px 80px var(--mx-shadow-deep);
    transform: translateY(20px); transition: transform 0.35s var(--mx-ease);
}
.mx-search.is-open .mx-search__folio { transform: none; }
.mx-search__close {
    position: absolute; top: 1rem; right: 1rem;
    background: none; border: none; font-size: 1.5rem; cursor: pointer; color: var(--mx-muted);
}
.mx-search form { display: flex; flex-direction: column; gap: 1rem; margin-top: 1rem; }
.mx-search input[type="search"] {
    padding: 0.85rem 1rem; border: 1px solid var(--mx-rule);
    background: var(--mx-paper); font-family: var(--mx-font-sans); font-size: 1rem;
    color: var(--mx-ink);
}

/* ══ MAIN / STORYBOOK ══ */
.page-home .mx-main { margin-left: var(--mx-spine-w); }

.mx-storybook { scroll-snap-type: y proximity; }

.mx-chapter {
    scroll-snap-align: start;
    min-height: min(100vh, auto);
    position: relative;
}

/* ── S00 Cover Spread ── */
.mx-cover {
    display: grid; grid-template-columns: 1fr 1fr;
    min-height: calc(100vh - var(--mx-header-h));
    position: relative;
}
.mx-cover__binding {
    position: absolute; left: 50%; top: 0; bottom: 0; width: 8px;
    transform: translateX(-50%);
    background: linear-gradient(90deg, var(--mx-shadow-deep), var(--mx-cream), var(--mx-shadow-deep));
    z-index: 5;
    box-shadow: inset 0 0 12px var(--mx-shadow-deep);
}
.mx-cover__leaf {
    display: flex; flex-direction: column; justify-content: center;
    padding: clamp(2rem, 5vw, 4rem);
}
.mx-cover__leaf--left { background: var(--mx-paper); padding-right: 3rem; }
.mx-cover__leaf--right { background: var(--mx-parchment); padding-left: 3rem; position: relative; }

.mx-cover__title {
    font-family: var(--mx-font-serif);
    font-size: clamp(2.2rem, 5vw, 3.75rem);
    font-weight: 600; line-height: 1.15;
    margin-bottom: 1.25rem;
}
.mx-cover__title-line { display: block; }
.mx-cover__title-line--accent em { font-style: italic; color: var(--mx-copper); }

.mx-cover__lead { font-size: 0.95rem; color: var(--mx-muted); max-width: 28rem; margin-bottom: 2rem; }
.mx-cover__actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-bottom: 2.5rem; }

.mx-cover__meta {
    display: flex; gap: 2rem; font-size: 0.78rem;
}
.mx-cover__meta dt { font-family: var(--mx-font-mono); color: var(--mx-copper); font-size: 0.65rem; letter-spacing: 0.1em; }
.mx-cover__meta dd { font-weight: 500; }

.mx-cover__figure { position: relative; box-shadow: -12px 12px 40px var(--mx-shadow-deep); }
.mx-cover__figure img { width: 100%; aspect-ratio: 4/5; object-fit: cover; }
.mx-cover__caption {
    font-family: var(--mx-font-mono); font-size: 0.65rem;
    color: var(--mx-muted); margin-top: 0.75rem; letter-spacing: 0.08em;
}
.mx-cover__seal {
    position: absolute; bottom: -1rem; right: -1rem;
    width: 4rem; height: 4rem;
    display: flex; align-items: center; justify-content: center;
    font-family: var(--mx-font-serif); font-size: 1.5rem;
    background: var(--mx-copper); color: #fff;
    border-radius: 50%; box-shadow: 0 8px 24px var(--mx-shadow);
}

/* ── S01 Dedication ── */
.mx-dedication {
    background: var(--mx-parchment);
    padding: clamp(4rem, 8vw, 7rem) clamp(2rem, 5vw, 4rem);
    border-top: 1px solid var(--mx-rule);
}
.mx-dedication__frame { max-width: 1000px; margin-inline: auto; }
.mx-dedication__quote {
    font-family: var(--mx-font-serif);
    font-size: clamp(1.2rem, 2.5vw, 1.65rem);
    font-style: italic; line-height: 1.55;
    border-left: 3px solid var(--mx-copper);
    padding-left: 2rem; margin-bottom: 3rem;
    max-width: 720px;
}
.mx-dedication__quote footer {
    font-family: var(--mx-font-sans); font-style: normal;
    font-size: 0.78rem; color: var(--mx-muted); margin-top: 1rem;
}
.mx-dedication__body {
    display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 3rem; align-items: start;
}
.mx-dedication__portrait img {
    box-shadow: 8px 8px 0 var(--mx-cream), 16px 16px 40px var(--mx-shadow);
}
.mx-dedication__copy p { margin-bottom: 1rem; color: var(--mx-muted); font-size: 0.92rem; }
.mx-dedication__copy p strong { color: var(--mx-ink); }

/* ── S02 Chapter Index (Interactive) ── */
.mx-index {
    padding: clamp(4rem, 8vw, 6rem) clamp(2rem, 5vw, 4rem);
    background: var(--mx-paper);
}
.mx-index__head { max-width: 560px; margin-bottom: 3rem; }
.mx-index__head p { color: var(--mx-muted); font-size: 0.92rem; }

.mx-index__book {
    display: grid;
    grid-template-columns: 200px 1fr 340px;
    gap: 2rem; align-items: start;
    background: var(--mx-parchment);
    padding: 2rem;
    box-shadow: 0 4px 0 var(--mx-cream), 0 20px 60px var(--mx-shadow);
}
.mx-index__tabs { display: flex; flex-direction: column; gap: 0.25rem; }
.mx-index__tab {
    display: flex; align-items: center; gap: 0.75rem;
    padding: 0.75rem 1rem; text-align: left;
    background: none; border: none; cursor: pointer;
    font-family: var(--mx-font-sans); color: var(--mx-muted);
    border-left: 2px solid transparent;
    transition: border-color 0.2s, background 0.2s, color 0.2s;
}
.mx-index__tab.is-active {
    border-left-color: var(--mx-copper);
    background: var(--mx-paper); color: var(--mx-ink);
}
.mx-index__tab-num {
    font-family: var(--mx-font-mono); font-size: 0.65rem; color: var(--mx-copper);
}
.mx-index__tab-title { font-size: 0.85rem; font-weight: 500; }

.mx-index__panels { position: relative; min-height: 180px; }
.mx-index__panel {
    position: absolute; inset: 0; opacity: 0; visibility: hidden;
    transition: opacity 0.35s, visibility 0.35s;
}
.mx-index__panel.is-active { opacity: 1; visibility: visible; position: relative; }
.mx-index__panel h3 {
    font-family: var(--mx-font-serif); font-size: 1.35rem; margin-bottom: 0.75rem;
}
.mx-index__panel p { font-size: 0.88rem; color: var(--mx-muted); margin-bottom: 1.25rem; }

.mx-index__preview { position: relative; overflow: hidden; }
.mx-index__preview img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.mx-index__preview-label {
    position: absolute; bottom: 0; left: 0; right: 0;
    padding: 0.5rem 0.75rem;
    font-family: var(--mx-font-mono); font-size: 0.65rem;
    background: color-mix(in srgb, var(--mx-ink) 75%, transparent);
    color: #fff;
}

/* ── S03 Route Verse (Storytelling) ── */
.mx-verse {
    display: grid; grid-template-columns: 340px 1fr;
    min-height: 100vh; background: var(--mx-parchment);
    border-top: 1px solid var(--mx-rule);
}
.mx-verse__pin {
    position: sticky; top: var(--mx-header-h);
    height: fit-content; padding: 3rem 2rem;
    border-right: 1px solid var(--mx-rule);
}
.mx-verse__intro { font-size: 0.88rem; color: var(--mx-muted); }

.mx-verse__scroll { padding: 2rem; }
.mx-verse__stanza {
    min-height: 70vh; padding: 2rem 0 4rem;
    opacity: 0.35; transform: translateX(20px);
    transition: opacity 0.6s var(--mx-ease), transform 0.6s var(--mx-ease);
    border-bottom: 1px dashed var(--mx-rule);
}
.mx-verse__stanza.is-active { opacity: 1; transform: none; }
.mx-verse__num {
    font-family: var(--mx-font-mono); font-size: 0.65rem;
    color: var(--mx-copper); letter-spacing: 0.12em;
}
.mx-verse__stanza h3 {
    font-family: var(--mx-font-serif); font-size: 1.75rem; margin: 0.5rem 0 1rem;
}
.mx-verse__stanza p { color: var(--mx-muted); max-width: 520px; margin-bottom: 1.5rem; font-size: 0.92rem; }
.mx-verse__stanza figure img {
    max-width: 560px; box-shadow: 8px 8px 32px var(--mx-shadow);
}

/* ── S04 Specimen Pages ── */
.mx-specimen {
    padding: clamp(4rem, 8vw, 6rem) clamp(2rem, 5vw, 4rem);
    background: var(--mx-paper);
}
.mx-specimen__head { max-width: 560px; margin-bottom: 3rem; }
.mx-specimen__head p { color: var(--mx-muted); font-size: 0.92rem; }

.mx-specimen__grid {
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 2.5rem;
}
.mx-specimen__page {
    position: relative;
    background: var(--mx-parchment);
    padding: 1.5rem;
    box-shadow: 4px 4px 0 var(--mx-cream), 8px 8px 32px var(--mx-shadow);
    transition: transform 0.35s var(--mx-ease), box-shadow 0.35s;
    transition-delay: var(--page-delay, 0s);
}
.mx-specimen__page:hover {
    transform: translateY(-6px) rotate(-0.5deg);
    box-shadow: 6px 6px 0 var(--mx-cream), 16px 20px 48px var(--mx-shadow-deep);
}
.mx-specimen__chapter {
    font-family: var(--mx-font-mono); font-size: 0.62rem;
    color: var(--mx-copper); letter-spacing: 0.1em;
}
.mx-specimen__page figure { margin: 1rem 0; overflow: hidden; }
.mx-specimen__page figure img { width: 100%; aspect-ratio: 3/2; object-fit: cover; transition: transform 0.5s; }
.mx-specimen__page:hover figure img { transform: scale(1.03); }

.mx-specimen__badge {
    display: inline-block; font-size: 0.65rem; font-weight: 600;
    padding: 0.2rem 0.5rem; background: var(--mx-copper); color: #fff;
    margin-bottom: 0.5rem;
}
.mx-specimen__annot h3 {
    font-family: var(--mx-font-serif); font-size: 1.1rem; margin-bottom: 0.5rem;
}
.mx-specimen__specs {
    list-style: none; font-size: 0.78rem; color: var(--mx-muted); margin-bottom: 1rem;
}
.mx-specimen__foot {
    display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}
.mx-specimen__foot strong { font-family: var(--mx-font-serif); font-size: 1.15rem; }
.mx-specimen__margin-note {
    position: absolute; top: 50%; right: -1.5rem;
    transform: rotate(90deg) translateX(-50%);
    font-family: var(--mx-font-mono); font-size: 0.55rem;
    color: var(--mx-muted); letter-spacing: 0.15em; white-space: nowrap;
}
.mx-specimen__more { margin-top: 2.5rem; text-align: center; }

/* ── S05 Fold Laboratory (Experimental) ── */
.mx-fold {
    padding: clamp(4rem, 8vw, 6rem) clamp(2rem, 5vw, 4rem);
    background: var(--mx-ink); color: var(--mx-paper);
}
.mx-fold .mx-h2 em { color: var(--mx-copper-light); }
.mx-fold__mask p { color: color-mix(in srgb, var(--mx-paper) 65%, transparent); max-width: 560px; margin-bottom: 2.5rem; font-size: 0.92rem; }

.mx-fold__stage {
    position: relative; max-width: 800px; margin-inline: auto;
    aspect-ratio: 4/3; overflow: hidden;
    box-shadow: 0 24px 80px rgba(0,0,0,0.5);
}
.mx-fold__layer { position: absolute; inset: 0; }
.mx-fold__layer img { width: 100%; height: 100%; object-fit: cover; }
.mx-fold__layer--base { z-index: 1; }
.mx-fold__layer--mid { z-index: 2; clip-path: inset(0 50% 0 0); transition: clip-path 0.1s; }
.mx-fold__layer--top { z-index: 3; clip-path: inset(0 50% 0 0); transition: clip-path 0.1s, opacity 0.1s; }
.mx-fold__label {
    position: absolute; bottom: 1rem; left: 1rem;
    font-family: var(--mx-font-mono); font-size: 0.62rem;
    background: rgba(0,0,0,0.6); color: #fff; padding: 0.3rem 0.6rem;
}
.mx-fold__slider {
    position: absolute; bottom: -3rem; left: 0; right: 0;
    width: 100%; accent-color: var(--mx-copper-light);
}
.mx-fold__readout {
    display: flex; justify-content: space-between;
    margin-top: 4rem; max-width: 800px; margin-inline: auto;
    font-family: var(--mx-font-mono); font-size: 0.65rem;
    color: color-mix(in srgb, var(--mx-paper) 50%, transparent);
}

/* ── S06 Margin Notes ── */
.mx-margins {
    padding: clamp(4rem, 8vw, 6rem) clamp(2rem, 5vw, 4rem);
    background: var(--mx-parchment);
    text-align: center;
}
.mx-margins__head { max-width: 480px; margin-inline: auto; margin-bottom: 3rem; }

.mx-margins__carousel { position: relative; max-width: 640px; margin-inline: auto; min-height: 200px; }
.mx-margins__note {
    position: absolute; inset: 0; opacity: 0; visibility: hidden;
    transition: opacity 0.5s, visibility 0.5s;
    font-family: var(--mx-font-serif); font-size: clamp(1.1rem, 2vw, 1.4rem);
    font-style: italic; line-height: 1.6;
}
.mx-margins__note.is-active { opacity: 1; visibility: visible; position: relative; }
.mx-margins__note footer {
    font-family: var(--mx-font-sans); font-style: normal;
    font-size: 0.78rem; color: var(--mx-muted); margin-top: 1.25rem;
}
.mx-margins__dots { display: flex; justify-content: center; gap: 0.5rem; margin-top: 2rem; }
.mx-margins__dots button {
    width: 8px; height: 8px; border-radius: 50%; border: none;
    background: var(--mx-rule); cursor: pointer; transition: background 0.2s, transform 0.2s;
}
.mx-margins__dots button.is-active { background: var(--mx-copper); transform: scale(1.3); }

/* ── S07 Folio Scroll (Horizontal) ── */
.mx-folio {
    padding: clamp(4rem, 8vw, 6rem) 0;
    background: var(--mx-paper);
    overflow: hidden;
}
.mx-folio__head { padding-inline: clamp(2rem, 5vw, 4rem); max-width: 560px; margin-bottom: 2rem; }
.mx-folio__head p { color: var(--mx-muted); font-size: 0.92rem; }

.mx-folio__track {
    display: flex; gap: 1.5rem;
    padding: 1rem clamp(2rem, 5vw, 4rem) 2rem;
    overflow-x: auto; scroll-snap-type: x mandatory;
    scrollbar-width: thin; scrollbar-color: var(--mx-copper) var(--mx-parchment);
    -webkit-overflow-scrolling: touch;
}
.mx-folio__card {
    flex: 0 0 min(300px, 75vw); scroll-snap-align: start;
    background: var(--mx-parchment);
    padding: 1.25rem;
    box-shadow: 3px 3px 0 var(--mx-cream), 6px 6px 24px var(--mx-shadow);
    transition: transform 0.3s var(--mx-ease);
}
.mx-folio__card:hover { transform: translateY(-4px); }
.mx-folio__chapter {
    font-family: var(--mx-font-mono); font-size: 0.6rem; color: var(--mx-copper);
}
.mx-folio__card figure { margin: 0.75rem 0; overflow: hidden; }
.mx-folio__card figure img { width: 100%; aspect-ratio: 3/2; object-fit: cover; }
.mx-folio__card h3 { font-family: var(--mx-font-serif); font-size: 0.95rem; margin-bottom: 0.35rem; }
.mx-folio__card > p { font-size: 0.75rem; color: var(--mx-muted); margin-bottom: 0.75rem; }
.mx-folio__foot { display: flex; align-items: center; justify-content: space-between; }
.mx-folio__foot strong { font-size: 0.9rem; }
.mx-folio__hint {
    text-align: center; font-family: var(--mx-font-mono); font-size: 0.65rem;
    color: var(--mx-muted); letter-spacing: 0.2em; margin-top: 1rem;
}

/* ── S08 Atelier Inset ── */
.mx-inset {
    padding: clamp(4rem, 8vw, 6rem) clamp(2rem, 5vw, 4rem);
    background: var(--mx-parchment);
    border-top: 1px solid var(--mx-rule);
}
.mx-inset__frame {
    display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center;
    max-width: 1000px; margin-inline: auto;
}
.mx-inset__photo img {
    box-shadow: inset 0 0 0 8px var(--mx-paper), 12px 12px 40px var(--mx-shadow);
}
.mx-inset__copy p { color: var(--mx-muted); font-size: 0.92rem; margin-bottom: 1.5rem; }

.mx-inset__stats {
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.25rem; margin-bottom: 1.5rem;
}
.mx-inset__stats dt { font-family: var(--mx-font-mono); font-size: 0.62rem; color: var(--mx-copper); letter-spacing: 0.08em; }
.mx-inset__stats dd {
    font-family: var(--mx-font-serif); font-size: 2rem; font-weight: 600; line-height: 1;
}
.mx-inset__stats dd span { font-size: 0.9rem; color: var(--mx-muted); font-weight: 400; }

.mx-inset__trust {
    list-style: none; font-size: 0.85rem;
}
.mx-inset__trust li {
    padding: 0.4rem 0 0.4rem 1.25rem; position: relative; color: var(--mx-muted);
}
.mx-inset__trust li::before {
    content: '◆'; position: absolute; left: 0; color: var(--mx-copper); font-size: 0.5rem; top: 0.65rem;
}

/* ── S09 Endpaper CTA (Conversion) ── */
.mx-endpaper {
    position: relative; min-height: 80vh;
    display: flex; align-items: center; justify-content: center;
    overflow: hidden;
}
.mx-endpaper__bg { position: absolute; inset: 0; }
.mx-endpaper__bg img { width: 100%; height: 100%; object-fit: cover; }
.mx-endpaper__veil {
    position: absolute; inset: 0;
    background: linear-gradient(135deg, color-mix(in srgb, var(--mx-ink) 88%, transparent), color-mix(in srgb, var(--mx-ink) 70%, transparent));
}
.mx-endpaper__content {
    position: relative; z-index: 2;
    text-align: center; color: var(--mx-paper);
    padding: 3rem clamp(2rem, 5vw, 4rem); max-width: 640px;
}
.mx-endpaper__title {
    font-family: var(--mx-font-serif);
    font-size: clamp(2rem, 4.5vw, 3rem);
    font-weight: 600; line-height: 1.2; margin-bottom: 1.25rem;
}
.mx-endpaper__title em { font-style: italic; color: var(--mx-copper-light); }
.mx-endpaper__content > p { color: color-mix(in srgb, var(--mx-paper) 75%, transparent); margin-bottom: 2rem; font-size: 0.95rem; }
.mx-endpaper__actions { display: flex; flex-wrap: wrap; gap: 0.75rem; justify-content: center; margin-bottom: 2.5rem; }
.mx-endpaper__actions .mx-btn--ghost { color: var(--mx-paper); border-color: color-mix(in srgb, var(--mx-paper) 40%, transparent); }
.mx-endpaper__actions .mx-btn--ghost:hover { border-color: var(--mx-copper-light); color: var(--mx-copper-light); }

.mx-endpaper__contact {
    display: flex; flex-wrap: wrap; gap: 2rem; justify-content: center;
    font-size: 0.82rem;
}
.mx-endpaper__contact dt { font-family: var(--mx-font-mono); font-size: 0.6rem; color: var(--mx-copper-light); letter-spacing: 0.1em; }
.mx-endpaper__contact a { color: var(--mx-paper); }
.mx-endpaper__contact a:hover { color: var(--mx-copper-light); }

/* ══ INNER PAGES ══ */
.mx-page-head {
    padding: clamp(3rem, 6vw, 5rem) clamp(2rem, 5vw, 4rem) 2rem;
    background: var(--mx-parchment);
    border-bottom: 1px solid var(--mx-rule);
}
.page-home .mx-page-head { padding-left: calc(var(--mx-spine-w) + clamp(2rem, 5vw, 4rem)); }
.mx-page-head h1 {
    font-family: var(--mx-font-serif);
    font-size: clamp(2rem, 4vw, 3rem); font-weight: 600;
}
.mx-page-head h1 em { font-style: italic; color: var(--mx-copper); }
.mx-page-lead { color: var(--mx-muted); max-width: 560px; margin-top: 0.75rem; font-size: 0.95rem; }

.mx-shop-banner { margin-top: 2rem; overflow: hidden; max-height: 280px; }
.mx-shop-banner img { width: 100%; height: 280px; object-fit: cover; }

/* ── About ── */
.mx-about-story, .mx-about-values, .mx-about-timeline, .mx-about-studio {
    padding: clamp(3rem, 6vw, 5rem) clamp(2rem, 5vw, 4rem);
}
.mx-about-story { background: var(--mx-paper); }
.mx-about-story__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: start; }
.mx-about-story__hero figcaption { font-family: var(--mx-font-mono); font-size: 0.65rem; color: var(--mx-muted); margin-top: 0.5rem; }
.mx-about-story__copy p { color: var(--mx-muted); margin-bottom: 1rem; font-size: 0.92rem; }

.mx-about-values { background: var(--mx-parchment); }
.mx-about-values__head { text-align: center; margin-bottom: 3rem; }
.mx-about-values__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.mx-about-values__card {
    background: var(--mx-paper); padding: 2rem;
    box-shadow: 4px 4px 0 var(--mx-cream), 8px 8px 32px var(--mx-shadow);
}
.mx-about-values__num {
    font-family: var(--mx-font-serif); font-size: 2rem; color: var(--mx-copper);
    display: block; margin-bottom: 0.75rem;
}
.mx-about-values__card h3 { font-family: var(--mx-font-serif); margin-bottom: 0.75rem; }
.mx-about-values__card p { font-size: 0.88rem; color: var(--mx-muted); }

.mx-about-timeline { background: var(--mx-paper); }
.mx-about-timeline__head { margin-bottom: 3rem; }
.mx-about-timeline__track {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem;
}
.mx-about-timeline__event figure { margin-bottom: 1rem; overflow: hidden; }
.mx-about-timeline__event figure img { aspect-ratio: 3/2; object-fit: cover; width: 100%; }
.mx-about-timeline__event time {
    font-family: var(--mx-font-mono); font-size: 0.7rem; color: var(--mx-copper);
}
.mx-about-timeline__event h3 { font-family: var(--mx-font-serif); font-size: 1rem; margin: 0.35rem 0; }
.mx-about-timeline__event p { font-size: 0.82rem; color: var(--mx-muted); }

.mx-about-studio { background: var(--mx-parchment); }
.mx-about-studio__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
.mx-about-studio__copy address { font-style: normal; font-size: 0.88rem; color: var(--mx-muted); margin: 1rem 0 1.5rem; line-height: 1.8; }

.mx-about-cta {
    padding: 4rem 2rem; background: var(--mx-ink); color: var(--mx-paper); text-align: center;
}
.mx-about-cta h2 { font-family: var(--mx-font-serif); font-size: 1.75rem; margin-bottom: 1.5rem; }

/* ── Shop ── */
.mx-shop {
    display: grid; grid-template-columns: 240px 1fr; gap: 2.5rem;
    padding: 3rem clamp(2rem, 5vw, 4rem);
    max-width: 1200px; margin-inline: auto;
}
.mx-shop__filter h2 { font-family: var(--mx-font-serif); font-size: 1.1rem; margin-bottom: 1rem; }
.mx-shop__cats { display: flex; flex-direction: column; gap: 0.25rem; margin-bottom: 1.5rem; }
.mx-shop__cat {
    padding: 0.5rem 0.75rem; font-size: 0.85rem; color: var(--mx-muted);
    border-left: 2px solid transparent; transition: border-color 0.2s, color 0.2s;
}
.mx-shop__cat.is-active, .mx-shop__cat:hover { border-left-color: var(--mx-copper); color: var(--mx-ink); }
.mx-shop__search { display: flex; flex-direction: column; gap: 0.5rem; margin-bottom: 1rem; }
.mx-shop__search input {
    padding: 0.6rem 0.75rem; border: 1px solid var(--mx-rule);
    background: var(--mx-paper); font-family: var(--mx-font-sans); color: var(--mx-ink);
}
.mx-shop__count { font-family: var(--mx-font-mono); font-size: 0.75rem; color: var(--mx-muted); }

.mx-shop__grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1.75rem;
}
.mx-shop__card {
    background: var(--mx-parchment); position: relative; overflow: hidden;
    box-shadow: 3px 3px 0 var(--mx-cream), 6px 6px 24px var(--mx-shadow);
    transition: transform 0.3s var(--mx-ease);
}
.mx-shop__card:hover { transform: translateY(-4px); }
.mx-shop__chapter {
    position: absolute; top: 1rem; left: 1rem; z-index: 2;
    font-family: var(--mx-font-mono); font-size: 0.6rem;
    background: var(--mx-ink); color: var(--mx-paper); padding: 0.25rem 0.5rem;
}
.mx-shop__badge {
    position: absolute; top: 1rem; right: 1rem; z-index: 2;
    font-size: 0.62rem; font-weight: 600;
    background: var(--mx-copper); color: #fff; padding: 0.2rem 0.5rem;
}
.mx-shop__figure img { width: 100%; aspect-ratio: 3/2; object-fit: cover; }
.mx-shop__body { padding: 1.25rem; }
.mx-shop__cat-label { font-size: 0.68rem; color: var(--mx-copper); letter-spacing: 0.06em; }
.mx-shop__body h3 { font-family: var(--mx-font-serif); font-size: 1rem; margin: 0.35rem 0 0.5rem; }
.mx-shop__specs { list-style: none; font-size: 0.75rem; color: var(--mx-muted); margin-bottom: 1rem; }
.mx-shop__foot { display: flex; align-items: center; justify-content: space-between; gap: 0.5rem; }
.mx-shop__price { font-family: var(--mx-font-serif); font-size: 1.05rem; }
.mx-shop__empty { grid-column: 1 / -1; color: var(--mx-muted); padding: 3rem; text-align: center; }

.mx-shop-cta {
    padding: 2.5rem; background: var(--mx-parchment); text-align: center;
    border-top: 1px solid var(--mx-rule);
}
.mx-shop-cta__inner p { color: var(--mx-muted); margin-bottom: 1rem; }

/* ── FAQ ── */
.mx-faq { padding: 3rem clamp(2rem, 5vw, 4rem) 4rem; max-width: 800px; margin-inline: auto; }
.mx-faq__tabs { display: flex; gap: 0.5rem; margin-bottom: 2rem; flex-wrap: wrap; }
.mx-faq__tab {
    padding: 0.6rem 1.25rem; background: var(--mx-parchment);
    border: 1px solid var(--mx-rule); cursor: pointer;
    font-family: var(--mx-font-sans); font-size: 0.85rem; color: var(--mx-muted);
    transition: background 0.2s, color 0.2s, border-color 0.2s;
}
.mx-faq__tab.is-active { background: var(--mx-copper); color: #fff; border-color: var(--mx-copper); }
.mx-faq__panel { display: none; }
.mx-faq__panel.is-active { display: block; }
.mx-faq__panel-title { font-family: var(--mx-font-serif); font-size: 1.25rem; margin-bottom: 1.25rem; }

.mx-faq__item {
    border-bottom: 1px solid var(--mx-rule); margin-bottom: 0.5rem;
}
.mx-faq__item summary {
    padding: 1rem 0; cursor: pointer; font-weight: 500; font-size: 0.95rem;
    list-style: none; display: flex; justify-content: space-between; align-items: center;
}
.mx-faq__item summary::-webkit-details-marker { display: none; }
.mx-faq__item summary::after { content: '+'; font-family: var(--mx-font-mono); color: var(--mx-copper); }
.mx-faq__item[open] summary::after { content: '−'; }
.mx-faq__answer { padding: 0 0 1.25rem; }
.mx-faq__answer p { font-size: 0.88rem; color: var(--mx-muted); line-height: 1.7; }

.mx-faq-cta {
    padding: 3rem 2rem; background: var(--mx-parchment); text-align: center;
    border-top: 1px solid var(--mx-rule);
}
.mx-faq-cta h2 { font-family: var(--mx-font-serif); margin-bottom: 0.75rem; }
.mx-faq-cta p { color: var(--mx-muted); margin-bottom: 1.25rem; font-size: 0.92rem; }

/* ── Contact ── */
.mx-contact { padding-bottom: 4rem; }
.mx-contact__grid {
    display: grid; grid-template-columns: 1fr 1.2fr; gap: 3rem;
    padding: 3rem clamp(2rem, 5vw, 4rem);
    max-width: 1100px; margin-inline: auto;
}
.mx-contact__address p { margin-bottom: 1.25rem; font-size: 0.9rem; line-height: 1.7; }
.mx-contact__address strong { display: block; font-size: 0.75rem; letter-spacing: 0.08em; color: var(--mx-copper); margin-bottom: 0.25rem; }
.mx-contact__meta { margin-top: 1.5rem; font-size: 0.85rem; }
.mx-contact__meta dt { font-family: var(--mx-font-mono); font-size: 0.62rem; color: var(--mx-copper); }
.mx-contact__meta dd { color: var(--mx-muted); margin-bottom: 0.75rem; }

.mx-contact__form {
    background: var(--mx-parchment); padding: 2rem;
    box-shadow: 4px 4px 0 var(--mx-cream), 8px 8px 32px var(--mx-shadow);
}
.mx-form-row { margin-bottom: 1.25rem; }
.mx-form-row label { display: block; font-size: 0.82rem; font-weight: 500; margin-bottom: 0.4rem; }
.mx-form-row label span { color: var(--mx-copper); }
.mx-form-row input,
.mx-form-row select,
.mx-form-row textarea {
    width: 100%; padding: 0.75rem 1rem;
    border: 1px solid var(--mx-rule); background: var(--mx-paper);
    font-family: var(--mx-font-sans); font-size: 0.9rem; color: var(--mx-ink);
}
.mx-form-row--check label { display: flex; align-items: flex-start; gap: 0.5rem; font-weight: 400; font-size: 0.85rem; }
.mx-form-note { font-size: 0.85rem; color: var(--mx-sage); margin-top: 1rem; }

.mx-contact__map { padding: 2rem clamp(2rem, 5vw, 4rem); background: var(--mx-parchment); }
.mx-contact__map-frame img { width: 100%; max-height: 400px; object-fit: cover; box-shadow: 8px 8px 32px var(--mx-shadow); }
.mx-contact__map-caption { font-size: 0.82rem; color: var(--mx-muted); margin-top: 0.75rem; text-align: center; }

/* ── Cart ── */
.mx-cart {
    display: grid; grid-template-columns: 1fr 320px; gap: 2.5rem;
    padding: 3rem clamp(2rem, 5vw, 4rem);
    max-width: 1100px; margin-inline: auto; align-items: start;
}
.mx-cart-empty { grid-column: 1 / -1; text-align: center; padding: 4rem 2rem; color: var(--mx-muted); }
.mx-cart-empty p { margin-bottom: 1.5rem; }

.mx-cart-table { background: var(--mx-parchment); box-shadow: 4px 4px 24px var(--mx-shadow); }
.mx-cart-table__head {
    display: grid; grid-template-columns: 2fr 1fr 100px 1fr 40px;
    padding: 0.75rem 1.25rem; font-family: var(--mx-font-mono); font-size: 0.65rem;
    color: var(--mx-muted); letter-spacing: 0.08em; border-bottom: 1px solid var(--mx-rule);
}
.mx-cart-row {
    display: grid; grid-template-columns: 2fr 1fr 100px 1fr 40px;
    padding: 1.25rem; align-items: center; border-bottom: 1px solid var(--mx-rule);
    font-size: 0.88rem;
}
.mx-cart-row__product { display: flex; align-items: center; gap: 1rem; }
.mx-cart-row__product img { width: 72px; height: 52px; object-fit: cover; }
.mx-cart-row__name { font-weight: 500; }
.mx-cart-qty { display: flex; align-items: center; gap: 0.5rem; }
.mx-cart-qty button {
    width: 1.75rem; height: 1.75rem; border: 1px solid var(--mx-rule);
    background: var(--mx-paper); cursor: pointer; font-size: 1rem; color: var(--mx-ink);
}
.mx-cart-row__remove {
    background: none; border: none; font-size: 1.25rem; cursor: pointer; color: var(--mx-muted);
}
.mx-cart-row__remove:hover { color: var(--mx-copper); }

.mx-cart-side {
    background: var(--mx-parchment); padding: 1.75rem;
    box-shadow: 4px 4px 24px var(--mx-shadow); position: sticky; top: calc(var(--mx-header-h) + 1rem);
}
.mx-cart-side h2 { font-family: var(--mx-font-serif); font-size: 1.15rem; margin-bottom: 1.25rem; }
.mx-cart-totals div {
    display: flex; justify-content: space-between; padding: 0.5rem 0;
    font-size: 0.88rem; color: var(--mx-muted); border-bottom: 1px solid var(--mx-rule);
}
.mx-cart-totals__total { font-weight: 600; color: var(--mx-ink); font-size: 1rem; border-bottom: none; padding-top: 0.75rem; }
.mx-cart-coupon { margin-top: 1.25rem; }
.mx-cart-coupon label { font-size: 0.82rem; display: block; margin-bottom: 0.4rem; }
.mx-cart-coupon__row { display: flex; gap: 0.5rem; }
.mx-cart-coupon__row input {
    flex: 1; padding: 0.5rem 0.75rem; border: 1px solid var(--mx-rule);
    background: var(--mx-paper); font-family: var(--mx-font-mono); font-size: 0.85rem;
}
.mx-cart-coupon__hint { font-size: 0.72rem; color: var(--mx-muted); margin-top: 0.4rem; }
.mx-cart-note { font-size: 0.75rem; color: var(--mx-muted); margin-top: 1rem; line-height: 1.5; }

/* ── Legal ── */
.mx-legal {
    max-width: 760px; margin-inline: auto;
    padding: 3rem clamp(2rem, 5vw, 4rem) 5rem;
}
.mx-legal__head { margin-bottom: 2.5rem; padding-bottom: 1.5rem; border-bottom: 1px solid var(--mx-rule); }
.mx-legal__head h1 { font-family: var(--mx-font-serif); font-size: 2rem; }
.mx-legal__updated { font-size: 0.82rem; color: var(--mx-muted); margin-top: 0.5rem; }
.mx-legal__body section { margin-bottom: 2.5rem; }
.mx-legal__body h2 { font-family: var(--mx-font-serif); font-size: 1.25rem; margin-bottom: 0.75rem; color: var(--mx-ink); }
.mx-legal__body h3 { font-size: 1rem; margin: 1rem 0 0.5rem; }
.mx-legal__body p { font-size: 0.9rem; color: var(--mx-muted); margin-bottom: 0.75rem; line-height: 1.75; }
.mx-legal__body ul { margin: 0.75rem 0 1rem 1.25rem; font-size: 0.88rem; color: var(--mx-muted); }
.mx-legal__body li { margin-bottom: 0.4rem; line-height: 1.65; }
.mx-legal__body address { font-style: normal; font-size: 0.88rem; color: var(--mx-muted); line-height: 1.8; }

/* ══ COLOPHON FOOTER ══ */
.mx-colophon {
    background: var(--mx-parchment);
    border-top: 1px solid var(--mx-rule);
    margin-left: 0;
}
.page-home .mx-colophon { margin-left: var(--mx-spine-w); }

.mx-colophon__rule {
    height: 4px;
    background: linear-gradient(90deg, var(--mx-copper), var(--mx-sage), var(--mx-copper));
}
.mx-colophon__inner {
    padding: 3rem clamp(2rem, 5vw, 4rem);
    max-width: 1100px; margin-inline: auto;
}
.mx-colophon__tagline {
    font-family: var(--mx-font-serif); font-style: italic;
    color: var(--mx-copper); margin: 0.5rem 0 0.75rem;
}
.mx-colophon__desc { font-size: 0.88rem; color: var(--mx-muted); max-width: 480px; margin-bottom: 2rem; }

.mx-colophon__grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem;
    margin-bottom: 2rem; padding-top: 2rem; border-top: 1px solid var(--mx-rule);
}
.mx-colophon__block h3 {
    font-family: var(--mx-font-mono); font-size: 0.65rem;
    letter-spacing: 0.12em; text-transform: uppercase; color: var(--mx-copper);
    margin-bottom: 1rem;
}
.mx-colophon__block ul { list-style: none; }
.mx-colophon__block li { margin-bottom: 0.4rem; }
.mx-colophon__block a { color: var(--mx-muted); font-size: 0.88rem; }
.mx-colophon__block a:hover { color: var(--mx-copper); }
.mx-colophon__address { font-style: normal; font-size: 0.85rem; color: var(--mx-muted); line-height: 1.7; }

.mx-colophon__news label { font-size: 0.82rem; font-weight: 500; display: block; margin-bottom: 0.5rem; }
.mx-colophon__news-row { display: flex; gap: 0.5rem; max-width: 400px; }
.mx-colophon__news-row input {
    flex: 1; padding: 0.6rem 0.85rem; border: 1px solid var(--mx-rule);
    background: var(--mx-paper); font-family: var(--mx-font-sans); color: var(--mx-ink);
}

.mx-colophon__bar {
    display: flex; flex-wrap: wrap; gap: 1rem 2rem; justify-content: center;
    padding: 1.25rem 2rem;
    font-family: var(--mx-font-mono); font-size: 0.62rem;
    color: var(--mx-muted); letter-spacing: 0.04em;
    border-top: 1px solid var(--mx-rule);
    background: var(--mx-paper);
}

/* ── Back to top ── */
.mx-top {
    position: fixed; bottom: 2rem; right: 2rem; z-index: 100;
    width: 2.75rem; height: 2.75rem;
    display: flex; align-items: center; justify-content: center;
    background: var(--mx-copper); color: #fff; border: none; cursor: pointer;
    opacity: 0; visibility: hidden; transform: translateY(12px);
    transition: opacity 0.3s, visibility 0.3s, transform 0.3s;
    box-shadow: 0 4px 16px var(--mx-shadow);
}
.mx-top.is-visible { opacity: 1; visibility: visible; transform: none; }
.mx-top:hover { background: var(--mx-copper-light); }

.mx-toast {
    position: fixed; bottom: 2rem; left: 50%; transform: translateX(-50%) translateY(20px);
    z-index: 500; padding: 0.75rem 1.5rem;
    background: var(--mx-ink); color: var(--mx-paper);
    font-size: 0.85rem; border-radius: 2px;
    opacity: 0; visibility: hidden; transition: opacity 0.3s, transform 0.3s, visibility 0.3s;
    box-shadow: 0 8px 32px var(--mx-shadow-deep);
}
.mx-toast.is-visible { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }

/* ══ RESPONSIVE ══ */
@media (max-width: 1100px) {
    .mx-index__book { grid-template-columns: 1fr; }
    .mx-index__preview { max-width: 400px; }
    .mx-verse { grid-template-columns: 1fr; }
    .mx-verse__pin { position: relative; border-right: none; border-bottom: 1px solid var(--mx-rule); }
    .mx-about-timeline__track { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
    .mx-spine { display: none; }
    .page-home .mx-main,
    .page-home .mx-colophon,
    .page-home .mx-header__folio { margin-left: 0; padding-left: clamp(1rem, 3vw, 2.5rem); }

    .mx-nav { display: none; }
    .mx-burger { display: flex; }

    .mx-cover { grid-template-columns: 1fr; }
    .mx-cover__binding { display: none; }
    .mx-cover__leaf--left, .mx-cover__leaf--right { padding: 2rem; }
    .mx-cover__leaf--right { order: -1; }

    .mx-dedication__body,
    .mx-inset__frame,
    .mx-about-story__grid,
    .mx-about-studio__grid,
    .mx-contact__grid { grid-template-columns: 1fr; }

    .mx-specimen__grid { grid-template-columns: 1fr; }
    .mx-about-values__grid { grid-template-columns: 1fr; }
    .mx-shop { grid-template-columns: 1fr; }
    .mx-shop__filter { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; }
    .mx-shop__cats { flex-direction: row; flex-wrap: wrap; }
    .mx-cart { grid-template-columns: 1fr; }
    .mx-cart-table__head { display: none; }
    .mx-cart-row { grid-template-columns: 1fr; gap: 0.75rem; }
    .mx-colophon__grid { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
    .mx-about-timeline__track { grid-template-columns: 1fr; }
    .mx-cover__meta { flex-direction: column; gap: 0.75rem; }
    .mx-endpaper__contact { flex-direction: column; gap: 1rem; }
}

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