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

  :root {
    --black: #080808;
    --white: #f8f8f4;
    --gray-dark: #1a1a1a;
    --gray-mid: #2e2e2e;
    --gray-light: #888;
    --accent: #c8c0a8;
    --serif: 'Cormorant Garamond', serif;
    --sans: 'Noto Sans JP', sans-serif;
    --display: 'Bebas Neue', sans-serif;
    --base-font-size: 16px;
  }

  /* ── ACCESSIBILITY TOOLBAR ── */
  .a11y-bar {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 6px;
    z-index: 200;
  }
  .a11y-toggle-btn {
    background: rgba(248,248,244,0.08);
    border: 1px solid rgba(248,248,244,0.18);
    color: var(--white);
    height: 34px;
    padding: 0 1rem;
    border-radius: 17px;
    font-size: 0.68rem;
    letter-spacing: 0.12em;
    font-family: var(--sans);
    cursor: pointer;
    display: flex; align-items: center; gap: 6px;
    transition: background 0.2s;
    white-space: nowrap;
  }
  .a11y-toggle-btn:hover { background: rgba(248,248,244,0.18); }
  .a11y-panel {
    background: rgba(14,14,14,0.97);
    border: 1px solid rgba(248,248,244,0.15);
    border-radius: 10px;
    padding: 1.2rem 1.4rem;
    min-width: 230px;
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    backdrop-filter: blur(12px);
    display: none;
    flex-direction: column;
    gap: 1rem;
    box-shadow: 0 8px 32px rgba(0,0,0,0.6);
  }
  .a11y-panel.open { display: flex; }
  .a11y-panel-title {
    font-size: 0.65rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent);
    padding-bottom: 0.6rem;
    border-bottom: 1px solid rgba(248,248,244,0.07);
  }
  .a11y-row {
    display: flex; flex-direction: column; gap: 0.5rem;
  }
  .a11y-label {
    font-size: 0.7rem;
    color: rgba(248,248,244,0.4);
    letter-spacing: 0.08em;
  }
  .a11y-size-btns {
    display: flex; gap: 4px;
  }
  .a11y-size-btn {
    flex: 1;
    background: rgba(248,248,244,0.05);
    border: 1px solid rgba(248,248,244,0.1);
    color: var(--white);
    padding: 0.5rem 0;
    border-radius: 4px;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s;
    letter-spacing: 0.04em;
  }
  .a11y-size-btn:hover { background: rgba(248,248,244,0.12); }
  .a11y-size-btn.active {
    background: rgba(248,248,244,0.15);
    border-color: var(--accent);
    color: var(--accent);
  }
  .a11y-size-btn.sm { font-size: 0.72rem; }
  .a11y-size-btn.md { font-size: 0.9rem; }
  .a11y-size-btn.lg { font-size: 1.05rem; }
  .a11y-switch-row {
    display: flex; align-items: center; justify-content: space-between;
  }
  .a11y-switch-label {
    font-size: 0.75rem;
    color: rgba(248,248,244,0.55);
  }
  .a11y-switch {
    position: relative;
    width: 38px; height: 20px;
  }
  .a11y-switch input { opacity: 0; width: 0; height: 0; }
  .a11y-slider {
    position: absolute; inset: 0;
    background: rgba(248,248,244,0.1);
    border: 1px solid rgba(248,248,244,0.2);
    border-radius: 20px;
    cursor: pointer;
    transition: background 0.2s;
  }
  .a11y-slider::before {
    content: '';
    position: absolute;
    width: 14px; height: 14px;
    left: 2px; top: 2px;
    background: rgba(248,248,244,0.5);
    border-radius: 50%;
    transition: transform 0.2s, background 0.2s;
  }
  .a11y-switch input:checked + .a11y-slider { background: rgba(200,192,168,0.3); border-color: var(--accent); }
  .a11y-switch input:checked + .a11y-slider::before { transform: translateX(18px); background: var(--accent); }
  .a11y-divider { height: 1px; background: rgba(248,248,244,0.07); }

  /* High contrast mode */
  body.hc-mode {
    --white: #ffffff;
    --black: #000000;
    --gray-light: #aaa;
    --accent: #ffdd88;
  }
  body.hc-mode .hero-sub,
  body.hc-mode .bs-right p,
  body.hc-mode .product-desc,
  body.hc-mode .phil-item-text,
  body.hc-mode .who-desc { color: rgba(255,255,255,0.75) !important; }

  /* Large line height mode */
  body.wide-line { line-height: 2.2; }
  body.wide-line .product-desc,
  body.wide-line .phil-item-text,
  body.wide-line .who-desc { line-height: 2.4; }

  html { scroll-behavior: smooth; }

  body {
    background: var(--black);
    color: var(--white);
    font-family: var(--sans);
    font-weight: 300;
    overflow-x: hidden;
    line-height: 1.7;
  }

  /* ── CURSOR ── */
  body { cursor: crosshair; }
  a, button { cursor: pointer; }

  /* ── SCROLLBAR ── */
  ::-webkit-scrollbar { width: 2px; }
  ::-webkit-scrollbar-track { background: var(--black); }
  ::-webkit-scrollbar-thumb { background: var(--gray-light); }

  /* ── NAV ── */
  nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    display: flex; align-items: center; justify-content: space-between;
    padding: 1.4rem 4rem;
    mix-blend-mode: difference;
  }
  .nav-logo {
    font-family: var(--display);
    font-size: 1.1rem;
    letter-spacing: 0.18em;
    color: var(--white);
    text-decoration: none;
  }
  .nav-links {
    display: flex; gap: 2.5rem; list-style: none;
  }
  .nav-links a {
    font-family: var(--sans);
    font-size: 0.72rem;
    font-weight: 400;
    letter-spacing: 0.14em;
    color: var(--white);
    text-decoration: none;
    text-transform: uppercase;
    opacity: 0.7;
    transition: opacity 0.2s;
  }
  .nav-links a:hover { opacity: 1; }

  /* ── HERO ── */
  .hero {
    position: relative;
    height: 100vh; min-height: 700px;
    display: flex; flex-direction: column;
    justify-content: flex-end;
    padding: 0 4rem 5rem;
    overflow: hidden;
  }
  .hero-bg {
    position: absolute; inset: 0;
    background: var(--black);
  }
  /* notebook visual */
  .hero-visual {
    position: absolute;
    right: -60px; top: 50%;
    transform: translateY(-50%) rotate(-4deg);
    width: 500px; height: 660px;
  }
  .notebook-body {
    position: absolute; inset: 0;
    background: #111;
    border-radius: 4px;
    border: 1px solid #222;
    overflow: hidden;
  }
  .notebook-lines {
    position: absolute; top: 60px; left: 50px; right: 30px;
    display: flex; flex-direction: column; gap: 28px;
  }
  .nb-line {
    height: 1px;
    background: rgba(248,248,244,0.15);
  }
  .nb-line.written {
    background: rgba(248,248,244,0.6);
    height: 1px;
  }
  .nb-line.written::after {
    content: '';
    display: block;
    width: 60%; height: 1px;
    background: rgba(248,248,244,0.4);
    margin-top: 2px;
  }
  .notebook-rings {
    position: absolute; top: 0; bottom: 0; left: 18px;
    display: flex; flex-direction: column;
    justify-content: space-evenly;
    gap: 0;
    pointer-events: none;
  }
  .ring {
    width: 18px; height: 18px;
    border: 2.5px solid rgba(248,248,244,0.5);
    border-radius: 50%;
    background: var(--black);
    flex-shrink: 0;
  }
  .notebook-index {
    position: absolute; right: 0; top: 0; bottom: 0;
    width: 14px;
    display: flex; flex-direction: column;
    justify-content: space-evenly;
  }
  .idx-bar {
    height: 30px;
    background: rgba(248,248,244,0.08);
  }
  .idx-bar.active {
    background: rgba(248,248,244,0.55);
  }
  .notebook-label {
    position: absolute;
    bottom: 28px; left: 56px;
    font-family: var(--display);
    font-size: 1.3rem;
    letter-spacing: 0.18em;
    color: rgba(248,248,244,0.1);
  }

  .hero-eyebrow {
    font-size: 0.7rem;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 1.2rem;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 0.9s 0.3s forwards;
  }
  .hero-title {
    font-family: var(--display);
    font-size: clamp(5rem, 12vw, 10rem);
    line-height: 0.92;
    letter-spacing: 0.04em;
    color: var(--white);
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 1s 0.5s forwards;
  }
  .hero-title em {
    font-family: var(--serif);
    font-style: italic;
    font-size: 0.58em;
    letter-spacing: 0.06em;
    display: block;
    color: var(--accent);
    line-height: 1.4;
  }
  .hero-sub {
    max-width: 420px;
    font-size: 0.85rem;
    font-weight: 300;
    line-height: 2;
    color: rgba(248,248,244,0.82);
    margin-top: 2rem;
    opacity: 0;
    animation: fadeUp 1s 0.8s forwards;
  }
  .hero-scroll {
    position: absolute; bottom: 2.5rem; right: 4rem;
    writing-mode: vertical-rl;
    font-size: 0.65rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--gray-light);
    display: flex; align-items: center; gap: 1rem;
    opacity: 0;
    animation: fadeUp 1s 1.2s forwards;
  }
  .hero-scroll::after {
    content: '';
    display: block;
    width: 1px; height: 60px;
    background: linear-gradient(to bottom, var(--gray-light), transparent);
  }

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

  /* ── DIVIDER ── */
  .divider {
    height: 1px;
    background: linear-gradient(to right, transparent, rgba(248,248,244,0.12), transparent);
    margin: 0;
  }

  /* ── BRAND STATEMENT ── */
  .brand-statement {
    padding: 10rem 4rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: center;
  }
  .bs-label {
    font-size: 0.68rem;
    letter-spacing: 0.26em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 2rem;
  }
  .bs-text {
    font-family: var(--serif);
    font-size: clamp(1.8rem, 3vw, 2.6rem);
    line-height: 1.55;
    font-weight: 300;
    color: var(--white);
  }
  .bs-text strong {
    font-weight: 600;
    color: var(--white);
  }
  .bs-right {
    border-left: 1px solid rgba(248,248,244,0.08);
    padding-left: 6rem;
  }
  .bs-right p {
    font-size: 0.87rem;
    line-height: 2.1;
    color: rgba(248,248,244,0.82);
    margin-bottom: 1.4rem;
  }
  .bs-right p:last-child { margin-bottom: 0; }

  /* ── CONTRAST DEMO ── */
  .contrast-demo {
    background: var(--gray-dark);
    padding: 6rem 4rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2px;
  }
  .demo-panel {
    padding: 4rem;
    display: flex; flex-direction: column;
    gap: 1.2rem;
  }
  .demo-panel.dark-panel {
    background: #0d0d0d;
  }
  .demo-panel.light-panel {
    background: #f0ece0;
  }
  .demo-label {
    font-size: 0.65rem;
    letter-spacing: 0.24em;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
  }
  .dark-panel .demo-label { color: rgba(248,248,244,0.35); }
  .light-panel .demo-label { color: rgba(8,8,8,0.35); }
  .demo-line {
    height: 1.5px;
    border-radius: 1px;
  }
  .dark-panel .demo-line { background: rgba(248,248,244,0.7); }
  .light-panel .demo-line { background: rgba(8,8,8,0.25); }
  .demo-text {
    font-family: var(--sans);
    font-size: 0.92rem;
    font-weight: 400;
    line-height: 2.4;
    margin-top: 0.5rem;
  }
  .dark-panel .demo-text { color: rgba(248,248,244,0.85); }
  .light-panel .demo-text { color: rgba(8,8,8,0.82); }
  .demo-title {
    font-family: var(--display);
    font-size: 2rem;
    letter-spacing: 0.12em;
    margin-bottom: 1rem;
  }
  .dark-panel .demo-title { color: var(--white); }
  .light-panel .demo-title { color: var(--black); }
  .demo-badge {
    display: inline-block;
    font-size: 0.65rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    padding: 0.4rem 1rem;
    border-radius: 2px;
    align-self: flex-start;
    margin-top: 1rem;
  }
  .dark-panel .demo-badge {
    border: 1px solid rgba(248,248,244,0.3);
    color: rgba(248,248,244,0.7);
  }
  .light-panel .demo-badge {
    border: 1px solid rgba(8,8,8,0.2);
    color: rgba(8,8,8,0.4);
  }

  /* ── PRODUCTS ── */
  .products {
    padding: 10rem 4rem;
  }
  .section-header {
    display: flex; align-items: baseline; gap: 2rem;
    margin-bottom: 5rem;
    border-bottom: 1px solid rgba(248,248,244,0.06);
    padding-bottom: 2rem;
  }
  .section-number {
    font-family: var(--display);
    font-size: 4rem;
    color: rgba(248,248,244,0.06);
    line-height: 1;
    letter-spacing: 0.04em;
  }
  .section-title-wrap {}
  .section-label {
    font-size: 0.65rem;
    letter-spacing: 0.26em;
    text-transform: uppercase;
    color: var(--accent);
    display: block;
    margin-bottom: 0.4rem;
  }
  .section-title {
    font-family: var(--display);
    font-size: 2.4rem;
    letter-spacing: 0.1em;
    color: var(--white);
  }

  .products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    background: rgba(248,248,244,0.06);
  }
  .product-card {
    background: var(--black);
    padding: 3rem 2.4rem;
    position: relative;
    overflow: hidden;
    transition: background 0.4s;
  }
  .product-card:hover { background: #111; }
  .product-card::before {
    content: '';
    position: absolute; top: 0; left: 0; right: 0;
    height: 1px;
    background: transparent;
    transition: background 0.4s;
  }
  .product-card:hover::before {
    background: var(--accent);
  }
  .product-num {
    font-family: var(--display);
    font-size: 0.9rem;
    letter-spacing: 0.18em;
    color: rgba(248,248,244,0.15);
    margin-bottom: 3rem;
  }
  .product-visual {
    width: 100%; aspect-ratio: 3/4;
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 2rem;
    position: relative;
  }
  /* ブラックノート */
  .pv-notebook {
    width: 80%; height: 88%;
    background: #111;
    border: 1px solid #222;
    border-radius: 2px;
    position: relative;
    overflow: hidden;
  }
  .pv-notebook-lines {
    position: absolute; top: 14%; left: 12%; right: 8%;
    display: flex; flex-direction: column; gap: 14%;
  }
  .pv-nb-line { height: 1px; background: rgba(248,248,244,0.2); }
  .pv-nb-ring {
    position: absolute; top: 0; bottom: 0; left: 8%;
    display: flex; flex-direction: column; justify-content: space-evenly;
  }
  .pv-ring {
    width: 8px; height: 8px;
    border: 1.5px solid rgba(248,248,244,0.4);
    border-radius: 50%;
    background: var(--black);
  }
  /* カレンダー */
  .pv-calendar {
    width: 85%; height: 70%;
    background: #111;
    border: 1px solid #222;
    border-radius: 2px;
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    grid-template-rows: auto repeat(5, 1fr);
    gap: 1px;
    overflow: hidden;
  }
  .pv-cal-header {
    grid-column: 1 / -1;
    background: rgba(248,248,244,0.07);
    display: flex; align-items: center; justify-content: center;
    padding: 4px 0;
  }
  .pv-cal-header span {
    font-size: 8px;
    letter-spacing: 0.1em;
    color: rgba(248,248,244,0.5);
    font-family: var(--display);
  }
  .pv-cal-day {
    background: rgba(248,248,244,0.03);
    min-height: 10px;
    display: flex; align-items: center; justify-content: center;
  }
  .pv-cal-day span {
    font-size: 6px;
    color: rgba(248,248,244,0.25);
    font-family: var(--sans);
  }
  .pv-cal-day.today { background: rgba(248,248,244,0.12); }
  .pv-cal-day.today span { color: rgba(248,248,244,0.8); }
  /* サインガイド */
  .pv-sign {
    width: 80%; height: 55%;
    position: relative;
  }
  .pv-sign-frame {
    width: 100%; height: 100%;
    border: 1px solid rgba(248,248,244,0.2);
    border-radius: 2px;
    position: relative;
    overflow: hidden;
    background: #111;
  }
  .pv-sign-line {
    position: absolute;
    left: 8%; right: 8%;
    height: 1px;
    background: rgba(248,248,244,0.18);
  }
  .pv-sign-window {
    position: absolute;
    left: 10%; right: 10%;
    top: 28%; bottom: 28%;
    border: 1px solid rgba(248,248,244,0.45);
    border-radius: 1px;
  }
  .pv-sign-corner {
    position: absolute;
    width: 6px; height: 6px;
    border-color: rgba(248,248,244,0.7);
    border-style: solid;
    border-width: 0;
  }
  .pv-sign-corner.tl { top: -1px; left: -1px; border-top-width: 1.5px; border-left-width: 1.5px; }
  .pv-sign-corner.tr { top: -1px; right: -1px; border-top-width: 1.5px; border-right-width: 1.5px; }
  .pv-sign-corner.bl { bottom: -1px; left: -1px; border-bottom-width: 1.5px; border-left-width: 1.5px; }
  .pv-sign-corner.br { bottom: -1px; right: -1px; border-bottom-width: 1.5px; border-right-width: 1.5px; }
  /* 定規 */
  .pv-ruler {
    width: 88%; height: 30%;
    background: #111;
    border: 1px solid rgba(248,248,244,0.2);
    border-radius: 2px;
    position: relative;
    overflow: hidden;
  }
  .pv-ruler-ticks {
    position: absolute; bottom: 0; left: 0; right: 0;
    height: 50%;
    display: flex; align-items: flex-end; padding: 0 4px;
    gap: 3px;
  }
  .pv-tick {
    flex: 1;
    background: rgba(248,248,244,0.3);
  }
  .pv-tick.major { height: 70%; }
  .pv-tick.minor { height: 40%; }

  .product-name {
    font-family: var(--display);
    font-size: 1.3rem;
    letter-spacing: 0.14em;
    color: var(--white);
    margin-bottom: 0.6rem;
  }
  .product-name-ja {
    font-size: 0.72rem;
    letter-spacing: 0.1em;
    color: var(--gray-light);
    margin-bottom: 1.2rem;
    display: block;
  }
  .product-desc {
    font-size: 0.78rem;
    line-height: 2;
    color: rgba(248,248,244,0.80);
  }
  .product-tag {
    display: inline-block;
    font-size: 0.6rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    padding: 0.3rem 0.8rem;
    border: 1px solid rgba(248,248,244,0.12);
    color: rgba(248,248,244,0.35);
    border-radius: 1px;
    margin-top: 1.5rem;
  }
  .product-card.featured .product-tag {
    border-color: var(--accent);
    color: var(--accent);
  }

  /* ── CONCEPT BANNER ── */
  .concept-banner {
    padding: 8rem 0;
    overflow: hidden;
    position: relative;
  }
  .concept-marquee {
    display: flex; align-items: center;
    white-space: nowrap;
    animation: marquee 24s linear infinite;
    gap: 6rem;
  }
  .concept-marquee-text {
    font-family: var(--display);
    font-size: clamp(4rem, 8vw, 7rem);
    letter-spacing: 0.06em;
    color: rgba(248,248,244,0.04);
    flex-shrink: 0;
  }
  .concept-marquee-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: rgba(248,248,244,0.1);
    flex-shrink: 0;
  }
  @keyframes marquee {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
  }
  .concept-center {
    position: absolute; inset: 0;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    padding: 3rem 4rem;
    text-align: center;
  }
  .concept-main {
    font-family: var(--serif);
    font-size: clamp(1.6rem, 3vw, 2.4rem);
    font-style: italic;
    font-weight: 300;
    line-height: 1.6;
    color: rgba(248,248,244,0.88);
    max-width: 700px;
  }

  /* ── PHILOSOPHY ── */
  .philosophy {
    padding: 10rem 4rem;
    display: grid;
    grid-template-columns: 380px 1fr;
    gap: 8rem;
  }
  .phil-sticky {
    position: sticky;
    top: 5rem;
    align-self: start;
  }
  .phil-big {
    font-family: var(--display);
    font-size: 5rem;
    line-height: 1;
    letter-spacing: 0.06em;
    color: rgba(248,248,244,0.08);
    margin-bottom: 2rem;
  }
  .phil-title {
    font-family: var(--serif);
    font-size: 1.8rem;
    font-style: italic;
    font-weight: 300;
    color: var(--white);
    margin-bottom: 1.5rem;
    line-height: 1.4;
  }
  .phil-sub {
    font-size: 0.78rem;
    line-height: 2.2;
    color: rgba(248,248,244,0.80);
  }
  .phil-items {
    display: flex; flex-direction: column; gap: 4rem;
  }
  .phil-item {
    padding-top: 3rem;
    border-top: 1px solid rgba(248,248,244,0.06);
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: 2rem;
    align-items: start;
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s, transform 0.7s;
  }
  .phil-item.visible {
    opacity: 1; transform: translateY(0);
  }
  .phil-item-num {
    font-family: var(--display);
    font-size: 2.5rem;
    color: rgba(248,248,244,0.1);
    letter-spacing: 0.08em;
    line-height: 1;
    margin-top: 0.2rem;
  }
  .phil-item-title {
    font-family: var(--sans);
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    color: var(--white);
    margin-bottom: 0.8rem;
  }
  .phil-item-text {
    font-size: 0.82rem;
    line-height: 2.1;
    color: rgba(248,248,244,0.80);
  }

  /* ── WHO ── */
  .who-section {
    background: #0e0e0e;
    padding: 10rem 4rem;
  }
  .who-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    margin-top: 5rem;
    background: rgba(248,248,244,0.04);
  }
  .who-card {
    background: #0e0e0e;
    padding: 3.5rem 2.5rem;
    transition: background 0.4s;
  }
  .who-card:hover { background: #141414; }
  .who-icon {
    width: 48px; height: 48px;
    margin-bottom: 2rem;
    position: relative;
  }
  /* icon drawings */
  .icon-eye::before, .icon-eye::after {
    content: '';
    position: absolute;
    border-radius: 50%;
  }
  .icon-eye::before {
    width: 100%; height: 100%;
    border: 1px solid rgba(248,248,244,0.35);
    border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
  }
  .icon-eye::after {
    width: 18px; height: 18px;
    background: rgba(248,248,244,0.3);
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
  }
  .who-title {
    font-family: var(--sans);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    color: var(--white);
    margin-bottom: 1rem;
  }
  .who-desc {
    font-size: 0.78rem;
    line-height: 2.1;
    color: rgba(248,248,244,0.80);
  }
  .who-accent {
    display: inline-block;
    width: 24px; height: 1px;
    background: var(--accent);
    margin-bottom: 1.5rem;
  }

  /* ── COMING SOON ── */
  .coming-soon {
    padding: 8rem 4rem;
    border-top: 1px solid rgba(248,248,244,0.04);
  }
  .cs-inner {
    display: flex; align-items: center;
    gap: 4rem;
    border: 1px solid rgba(248,248,244,0.06);
    padding: 4rem 5rem;
    border-radius: 2px;
    position: relative;
    overflow: hidden;
  }
  .cs-inner::before {
    content: '';
    position: absolute; inset: 0;
    background: radial-gradient(ellipse at 80% 50%, rgba(248,248,244,0.025) 0%, transparent 60%);
  }
  .cs-label {
    font-size: 0.65rem;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 1rem;
  }
  .cs-title {
    font-family: var(--serif);
    font-size: 2rem;
    font-style: italic;
    font-weight: 300;
    color: var(--white);
    line-height: 1.4;
  }
  .cs-right { margin-left: auto; flex-shrink: 0; }
  .cs-form {
    display: flex; gap: 0;
  }
  .cs-input {
    background: rgba(248,248,244,0.04);
    border: 1px solid rgba(248,248,244,0.1);
    border-right: none;
    color: var(--white);
    padding: 0.9rem 1.5rem;
    font-family: var(--sans);
    font-size: 0.8rem;
    outline: none;
    width: 260px;
    border-radius: 0;
  }
  .cs-input::placeholder { color: rgba(248,248,244,0.2); }
  .cs-input:focus { border-color: rgba(248,248,244,0.3); }
  .cs-btn {
    background: var(--white);
    color: var(--black);
    border: 1px solid var(--white);
    padding: 0.9rem 2rem;
    font-family: var(--sans);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    cursor: pointer;
    transition: background 0.2s, color 0.2s;
    border-radius: 0;
  }
  .cs-btn:hover { background: var(--accent); border-color: var(--accent); }
  .cs-note {
    font-size: 0.72rem;
    margin-top: 0.6rem;
    color: var(--accent);
    letter-spacing: 0.06em;
    min-height: 1.2em;
  }

  /* ── FOOTER ── */
  footer {
    padding: 5rem 4rem 3rem;
    border-top: 1px solid rgba(248,248,244,0.05);
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 4rem;
    align-items: end;
  }
  .footer-logo {
    font-family: var(--display);
    font-size: 3rem;
    letter-spacing: 0.18em;
    color: rgba(248,248,244,0.08);
    display: block;
    margin-bottom: 1.5rem;
  }
  .footer-tagline {
    font-size: 0.75rem;
    color: rgba(248,248,244,0.2);
    letter-spacing: 0.08em;
    margin-bottom: 3rem;
  }
  .footer-copy {
    font-size: 0.65rem;
    color: rgba(248,248,244,0.15);
    letter-spacing: 0.1em;
  }
  .footer-links {
    display: flex; gap: 2.5rem; list-style: none;
    align-self: end;
  }
  .footer-links a {
    font-size: 0.68rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: rgba(248,248,244,0.2);
    text-decoration: none;
    transition: color 0.2s;
  }
  .footer-links a:hover { color: rgba(248,248,244,0.6); }

  /* ── SCROLL ANIMATIONS ── */
  .reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.8s ease, transform 0.8s ease;
  }
  .reveal.visible {
    opacity: 1;
    transform: none;
  }

  /* ── MOBILE ── */
  @media (max-width: 900px) {
    nav { padding: 1.2rem 1.5rem; }
    .nav-links { display: none; }
    .hero { padding: 0 1.5rem 4rem; }
    .hero-visual { display: none; }
    .hero-title { font-size: 5rem; }
    .brand-statement { grid-template-columns: 1fr; gap: 3rem; padding: 6rem 1.5rem; }
    .bs-right { border-left: none; border-top: 1px solid rgba(248,248,244,0.08); padding-left: 0; padding-top: 3rem; }
    .contrast-demo { grid-template-columns: 1fr; padding: 3rem 1.5rem; }
    .products { padding: 6rem 1.5rem; }
    .products-grid { grid-template-columns: 1fr 1fr; }
    .philosophy { grid-template-columns: 1fr; padding: 6rem 1.5rem; }
    .phil-sticky { position: static; }
    .who-section { padding: 6rem 1.5rem; }
    .who-grid { grid-template-columns: 1fr; }
    .coming-soon { padding: 5rem 1.5rem; }
    .cs-inner { flex-direction: column; padding: 2.5rem; }
    .cs-right { margin-left: 0; width: 100%; }
    .cs-form { flex-direction: column; gap: 0; }
    .cs-input { width: 100%; border-right: 1px solid rgba(248,248,244,0.1); border-bottom: none; }
    .footer { grid-template-columns: 1fr; padding: 4rem 1.5rem 2rem; }
    .footer-links { flex-wrap: wrap; gap: 1.5rem; }
    .section-header { flex-direction: column; gap: 0.5rem; }
  }