@font-face { font-family: "Clash Display"; src: url("../font/clash-600.woff2?v=096a424326") format("woff2"); font-weight: 600; font-display: swap; }
@font-face { font-family: "Clash Display"; src: url("../font/clash-700.woff2?v=4db2bf49d9") format("woff2"); font-weight: 700; font-display: swap; }
@font-face { font-family: "Satoshi"; src: url("../font/satoshi-400.woff2?v=21633c7ccd") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Satoshi"; src: url("../font/satoshi-500.woff2?v=7f6de341cb") format("woff2"); font-weight: 500; font-display: swap; }
@font-face { font-family: "Satoshi"; src: url("../font/satoshi-700.woff2?v=7a67e42dc7") format("woff2"); font-weight: 700; font-display: swap; }
/* Grand Nebula Deck Studio - porcelain drafting room.
   Cool porcelain paper / deep ink, single cobalt accent,
   Clash Display + Satoshi, soft cards + pill buttons. */

:root {
  --paper: #edefea;
  --paper-2: #e2e5df;
  --card: #f6f7f4;
  --ink: #111413;
  --muted: #5b625c;
  --line: #c9cec6;
  --accent: #2e4bdb;
  --accent-ink: #ffffff;
  --accent-soft: #dde3fb;
  --band: #c9d4ff;
  --shadow: 0 18px 44px rgba(17, 20, 19, .10);
  --danger: #b3271e;
  --nav-bg: rgba(237, 239, 234, .84);
  --header-height: 72px;
  --r-card: 14px;
  --r-btn: 999px;
  --r-input: 10px;
  --display: "Clash Display", "Segoe UI", sans-serif;
  --body: "Satoshi", "Segoe UI", sans-serif;
  --mono: "Cascadia Mono", "SFMono-Regular", Consolas, monospace;
  --ease: cubic-bezier(.16, 1, .3, 1);
  color-scheme: light;
}
html[data-theme="dark"] {
  --paper: #0c0e0d;
  --paper-2: #121514;
  --card: #161a18;
  --ink: #ecefe9;
  --muted: #98a19a;
  --line: #2b312d;
  --accent: #7d93ff;
  --accent-ink: #0b1020;
  --accent-soft: #1b2340;
  --band: #2a3a86;
  --shadow: 0 18px 44px rgba(0, 0, 0, .42);
  --danger: #ff8279;
  --nav-bg: rgba(12, 14, 13, .84);
  color-scheme: dark;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
[hidden] { display: none !important; }
a { color: inherit; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
::selection { background: var(--band); color: var(--ink); }

.container { width: min(1240px, 100% - 48px); margin-inline: auto; }

/* ---------- header ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 40;
  height: var(--header-height);
  background: var(--nav-bg);
  backdrop-filter: blur(16px) saturate(1.4);
  -webkit-backdrop-filter: blur(16px) saturate(1.4);
  border-bottom: 1px solid var(--line);
}
.nav-shell { width: min(1360px, 100% - 48px); margin-inline: auto; height: 100%; display: flex; align-items: center; gap: 28px; }
.brand { display: flex; align-items: center; gap: 11px; text-decoration: none; font-family: var(--display); font-weight: 600; font-size: 17px; letter-spacing: -.01em; }
.brand-mark { width: 22px; height: 22px; margin-right: 6px; position: relative; flex: none; }
.brand-mark::before { content: ""; position: absolute; left: 0; top: 0; width: 15px; height: 15px; background: var(--accent); border-radius: 4px; }
.brand-mark::after { content: ""; position: absolute; left: 7px; top: 7px; width: 13px; height: 13px; border: 2px solid var(--ink); border-radius: 4px; background: transparent; }
.nav-links { display: flex; gap: 26px; margin-left: 12px; }
.nav-link { text-decoration: none; font-size: 15px; font-weight: 500; color: var(--muted); padding: 6px 2px; border-bottom: 2px solid transparent; transition: color .25s var(--ease), border-color .25s var(--ease); }
.nav-link:hover { color: var(--ink); }
.nav-link[aria-current="page"] { color: var(--ink); border-bottom-color: var(--accent); }
.nav-actions { margin-left: auto; display: flex; align-items: center; gap: 12px; }

.lang-switch { display: flex; border: 1px solid var(--line); border-radius: var(--r-btn); overflow: hidden; background: var(--card); }
.lang-btn { font-family: var(--mono); font-size: 12px; letter-spacing: .06em; padding: 8px 13px; color: var(--muted); white-space: nowrap; transition: background .2s, color .2s; }
.lang-btn + .lang-btn { border-left: 1px solid var(--line); }
.lang-btn:hover { color: var(--ink); }
.lang-btn[aria-pressed="true"] { background: var(--ink); color: var(--paper); }

.icon-button { width: 40px; height: 40px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: var(--r-btn); color: var(--muted); background: var(--card); transition: color .2s, border-color .2s; }
.icon-button:hover { color: var(--ink); border-color: var(--muted); }
.icon-button svg { width: 17px; height: 17px; }

.button {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 13px 26px; font-size: 15px; font-weight: 700; letter-spacing: -.005em;
  text-decoration: none; white-space: nowrap; border: 1.5px solid transparent;
  border-radius: var(--r-btn);
  transition: transform .18s var(--ease), background .2s, color .2s, border-color .2s, box-shadow .25s;
}
.button:active { transform: translateY(1px) scale(.99); }
.button svg { width: 16px; height: 16px; flex: none; }
.button-primary { background: var(--accent); color: var(--accent-ink); box-shadow: 0 10px 26px rgba(46, 75, 219, .28); }
html[data-theme="dark"] .button-primary { box-shadow: 0 10px 26px rgba(125, 147, 255, .22); }
.button-primary:hover { filter: brightness(1.08); }
.button-ghost { border-color: var(--line); color: var(--ink); background: transparent; }
.button-ghost:hover { border-color: var(--ink); background: var(--card); }
.button-lg { padding: 17px 34px; font-size: 16.5px; }

.menu-button { display: none; }
.mobile-menu { display: none; position: fixed; inset: var(--header-height) 0 auto 0; z-index: 39; background: var(--paper); border-bottom: 1px solid var(--line); padding: 18px 24px 26px; }
.mobile-menu.open { display: block; }
.mobile-menu a { display: block; padding: 13px 0; text-decoration: none; font-size: 19px; font-weight: 500; border-bottom: 1px solid var(--line); }

/* ---------- views ---------- */
.view { display: none; }
.view.active { display: block; }
main { padding-top: var(--header-height); }

/* ---------- section furniture ---------- */
.section { padding: 110px 0; }
.section-tight { padding: 78px 0; }
.eyebrow { font-family: var(--mono); font-size: 12.5px; letter-spacing: .18em; text-transform: uppercase; color: var(--accent); font-weight: 500; }
.section-title { font-family: var(--display); font-size: clamp(34px, 4.2vw, 56px); font-weight: 600; letter-spacing: -.02em; line-height: 1.05; margin-top: 16px; }
.section-lede { margin-top: 16px; font-size: 18.5px; color: var(--muted); max-width: 60ch; }

.rv { opacity: 0; transform: translateY(24px); }
.rv.in { opacity: 1; transform: none; transition: opacity .8s var(--ease), transform .8s var(--ease); }

/* ---------- hero ---------- */
.hero { position: relative; padding: 62px 0 88px; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: 60px; align-items: center; }
.hero-kicker { display: inline-flex; align-items: center; gap: 10px; font-family: var(--mono); font-size: 12.5px; letter-spacing: .16em; text-transform: uppercase; color: var(--muted); border: 1px solid var(--line); background: var(--card); border-radius: var(--r-btn); padding: 8px 16px; }
.hero-kicker i { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); flex: none; }
.hero h1 { margin-top: 26px; font-family: var(--display); font-size: clamp(42px, 4.8vw, 72px); font-weight: 600; letter-spacing: -.022em; line-height: 1.02; }
.hero h1 .line { display: block; overflow: hidden; padding-bottom: .08em; margin-bottom: -.08em; }
.hero h1 .line > span { display: block; }
.hero h1 .hl { background: linear-gradient(180deg, transparent 72%, var(--band) 72%, var(--band) 96%, transparent 96%); padding: 0 3px; }
.hero-sub { margin-top: 24px; font-size: 19px; color: var(--muted); max-width: 42ch; }
.hero-cta { margin-top: 34px; display: flex; gap: 14px; flex-wrap: wrap; }

/* comparison slider */
.compare-frame { position: relative; border: 1px solid var(--line); background: var(--card); border-radius: var(--r-card); padding: 14px; box-shadow: var(--shadow); }
.compare-labels { display: flex; justify-content: space-between; font-family: var(--mono); font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); padding: 2px 4px 10px; }
.compare-labels .after-lb { color: var(--accent); }
.compare { position: relative; overflow: hidden; aspect-ratio: 16 / 9; border-radius: 8px; --split: 55%; user-select: none; touch-action: pan-y; background: var(--paper-2); }
.compare img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.compare .after-wrap { position: absolute; inset: 0; clip-path: inset(0 0 0 var(--split)); }
.compare .divider { position: absolute; top: 0; bottom: 0; left: var(--split); width: 2px; background: var(--accent); transform: translateX(-1px); cursor: ew-resize; }
.compare .handle { position: absolute; top: 50%; left: var(--split); transform: translate(-50%, -50%); width: 46px; height: 46px; background: var(--accent); color: var(--accent-ink); border-radius: 50%; display: grid; place-items: center; cursor: ew-resize; box-shadow: 0 6px 18px rgba(17, 20, 19, .3); }
.compare .handle svg { width: 19px; height: 19px; }
.compare-meta { display: flex; justify-content: space-between; align-items: center; padding: 10px 4px 0; font-family: var(--mono); font-size: 12px; color: var(--muted); letter-spacing: .08em; }

/* ---------- turnaround pair rows ---------- */
.pair-row { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); gap: 56px; align-items: center; padding: 64px 0; border-top: 1px solid var(--line); }
.pair-row:first-of-type { border-top: none; padding-top: 8px; }
.pair-copy .pair-no { font-family: var(--display); font-size: 15px; font-weight: 600; color: var(--accent); letter-spacing: .04em; }
.pair-copy h3 { margin-top: 12px; font-family: var(--display); font-size: clamp(26px, 2.8vw, 38px); font-weight: 600; letter-spacing: -.018em; line-height: 1.1; }
.pair-copy p { margin-top: 12px; color: var(--muted); font-size: 16.5px; max-width: 34ch; }
.pair-stack { position: relative; }
.pair-frame {
  position: relative; aspect-ratio: 16 / 9; overflow: hidden; cursor: pointer;
  border-radius: var(--r-card); border: 1px solid var(--line);
  box-shadow: var(--shadow); background: var(--paper-2);
}
.pair-frame .shot { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.pair-frame .shot-before { clip-path: inset(0 0 0 100%); will-change: clip-path, transform; }
.pair-bar { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-top: 12px; }
.pair-switch {
  display: inline-flex; width: auto;
  border-radius: var(--r-btn); overflow: hidden;
  border: 1px solid var(--line); background: var(--card);
}
.pair-switch button { flex: none; padding: 8px 20px; font-size: 13px; font-weight: 600; }
.pair-hint { font-family: var(--mono); font-size: 12px; letter-spacing: .08em; color: var(--muted); }
.pair-row.flip { grid-template-columns: minmax(0, 8fr) minmax(0, 4fr); }
.pair-row.flip .pair-copy { order: 2; }
.pair-row.flip .pair-stack { order: 1; }

/* ---------- capability spec grid ---------- */
.spec-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 52px; }
.spec-cell { border: 1px solid var(--line); background: var(--card); border-radius: var(--r-card); padding: 30px; display: flex; flex-direction: column; gap: 10px; min-height: 200px; }
.spec-cell .num { font-family: var(--mono); font-size: 12px; letter-spacing: .16em; color: var(--accent); }
.spec-cell h3 { font-family: var(--display); font-size: 22px; font-weight: 600; letter-spacing: -.015em; }
.spec-cell p { color: var(--muted); font-size: 15.5px; max-width: 44ch; }
.spec-cell .cell-img { margin-top: auto; border-radius: 8px; border: 1px solid var(--line); }
.spec-cell.accented { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.spec-cell.accented .num { color: var(--accent-ink); opacity: .75; }
.spec-cell.accented p { color: var(--accent-ink); opacity: .82; }

/* ---------- verb rows ---------- */
.verb-stack { margin-top: 46px; border-top: 1px solid var(--line); }
.verb-row { display: grid; grid-template-columns: minmax(0, 3fr) minmax(0, 7fr) auto; gap: 30px; align-items: baseline; padding: 28px 10px; border-bottom: 1px solid var(--line); border-radius: 10px; transition: background .3s var(--ease); }
.verb-row:hover { background: var(--card); }
.verb-row h3 { font-family: var(--display); font-size: clamp(24px, 2.6vw, 34px); font-weight: 600; letter-spacing: -.018em; }
.verb-row p { color: var(--muted); font-size: 16.5px; max-width: 62ch; }
.verb-row .idx { font-family: var(--mono); font-size: 12.5px; color: var(--accent); letter-spacing: .12em; }

.text-link { display: inline-flex; align-items: center; gap: 8px; margin-top: 30px; color: var(--ink); text-decoration: none; font-weight: 700; font-size: 16px; border-bottom: 2px solid var(--accent); padding-bottom: 3px; }
.text-link svg { width: 15px; height: 15px; transition: transform .25s var(--ease); }
.text-link:hover svg { transform: translateX(4px); }

/* ---------- style directions ---------- */
.style-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 48px; }
.style-card { border: 1px solid var(--line); background: var(--card); border-radius: var(--r-card); padding: 14px 14px 22px; }
.style-card img { border-radius: 8px; border: 1px solid var(--line); width: 100%; }
.style-card h3 { margin: 16px 2px 6px; font-family: var(--display); font-size: 18px; font-weight: 600; letter-spacing: -.01em; }
.style-card p { margin: 0 2px; color: var(--muted); font-size: 14px; line-height: 1.5; }

/* ---------- read list ---------- */
.read-list { margin-top: 40px; display: grid; grid-template-columns: 1fr 1fr; gap: 0 56px; }
.read-item { padding: 22px 0; border-top: 1px solid var(--line); display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 5fr); gap: 24px; align-items: baseline; }
.read-item dt { font-family: var(--display); font-size: 19px; font-weight: 600; letter-spacing: -.012em; }
.read-item dd { color: var(--muted); font-size: 15.5px; }

/* ---------- quote ---------- */
.quote-band { background: var(--paper-2); border-block: 1px solid var(--line); }
.quote-grid { padding: 88px 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 48px; }
.quote-mark { color: var(--accent); width: 34px; height: 34px; }
.quote-mark svg { width: 100%; height: 100%; }
.quote-text { margin-top: 18px; font-family: var(--display); font-size: 21px; font-weight: 600; letter-spacing: -.012em; line-height: 1.4; }
.quote-attr { margin-top: 20px; font-family: var(--mono); font-size: 12.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.quote-attr b { color: var(--ink); font-weight: 500; }

/* ---------- checklist / duo / step list ---------- */
.check-block { margin-top: 60px; border-top: 1px solid var(--line); padding-top: 34px; }
.check-block h3 { font-family: var(--display); font-size: 24px; font-weight: 600; letter-spacing: -.015em; }
.check-list { margin-top: 20px; display: grid; grid-template-columns: 1fr 1fr; gap: 6px 44px; }
.check-list li { list-style: none; display: grid; grid-template-columns: 22px 1fr; gap: 12px; padding: 13px 0; border-bottom: 1px solid var(--line); color: var(--muted); font-size: 15.5px; }
.check-list li svg { width: 16px; height: 16px; margin-top: 4px; color: var(--accent); }

.step-list { margin-top: 18px; display: grid; gap: 9px; }
.step-list li { list-style: none; position: relative; padding-left: 18px; color: var(--muted); font-size: 15.5px; }
.step-list li::before { content: ""; position: absolute; left: 0; top: 8px; width: 7px; height: 7px; background: var(--accent); border-radius: 2px; }

.duo-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 44px; }
.duo-col { border: 1px solid var(--line); border-radius: var(--r-card); background: var(--card); padding: 28px; }
.duo-col h3 { font-family: var(--display); font-size: 20px; font-weight: 600; letter-spacing: -.012em; }
.duo-col ul { margin-top: 12px; }
.duo-col li { list-style: none; padding: 11px 0; border-bottom: 1px solid var(--line); color: var(--muted); font-size: 15.5px; }
.duo-col li:last-child { border-bottom: none; }
.duo-col.keep { background: var(--accent-soft); border-color: var(--accent); }
.duo-col.keep li { color: var(--ink); }

/* ---------- CTA band (single deliberate inversion) ---------- */
.cta-band { background: var(--ink); color: var(--paper); }
html[data-theme="dark"] .cta-band { background: var(--paper-2); color: var(--ink); }
.cta-inner { padding: 96px 0; display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 4fr); gap: 48px; align-items: center; }
.cta-inner h2 { font-family: var(--display); font-size: clamp(36px, 4.6vw, 64px); font-weight: 600; letter-spacing: -.022em; line-height: 1.04; }
.cta-inner p { margin-top: 16px; font-size: 18px; max-width: 38ch; opacity: .72; }
.cta-actions { display: flex; flex-direction: column; gap: 14px; align-items: stretch; }
.cta-band .button-primary { box-shadow: none; }
.cta-band .button-ghost { border-color: color-mix(in srgb, var(--paper) 34%, transparent); color: var(--paper); }
html[data-theme="dark"] .cta-band .button-ghost { border-color: var(--line); color: var(--ink); }
.cta-band .button-ghost:hover { background: color-mix(in srgb, var(--paper) 10%, transparent); }

/* ---------- studio ---------- */
.studio-grid { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 44px; align-items: start; }
.panel { border: 1px solid var(--line); background: var(--card); border-radius: var(--r-card); overflow: hidden; }
.panel-head { padding: 15px 22px; border-bottom: 1px solid var(--line); display: flex; justify-content: space-between; align-items: center; font-family: var(--mono); font-size: 12.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); background: var(--paper-2); }
.panel-body { padding: 26px 22px; }

.dropzone { border: 1.5px dashed var(--line); border-radius: 12px; padding: 50px 26px; text-align: center; transition: border-color .25s, background .25s; cursor: pointer; }
.dropzone.drag { border-color: var(--accent); background: var(--accent-soft); }
.dropzone .dz-icon { width: 40px; height: 40px; margin: 0 auto 14px; color: var(--accent); }
.dropzone .dz-icon svg { width: 100%; height: 100%; }
.dropzone h3 { font-family: var(--display); font-size: 21px; font-weight: 600; letter-spacing: -.012em; }
.dropzone p { margin-top: 8px; color: var(--muted); font-size: 14.5px; }
.dropzone .button { margin-top: 20px; }
.file-chip { display: flex; align-items: center; gap: 12px; padding: 14px 16px; border: 1px solid var(--line); border-radius: 12px; background: var(--paper-2); }
.file-chip svg { width: 22px; height: 22px; color: var(--accent); flex: none; }
.file-chip .fname { font-weight: 700; font-size: 15px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.file-chip .fsize { font-family: var(--mono); font-size: 12.5px; color: var(--muted); margin-left: auto; flex: none; }

.spec-form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px 26px; margin-top: 6px; }
.field .flabel { display: block; font-family: var(--mono); font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); margin-bottom: 10px; }
.seg { display: flex; border: 1px solid var(--line); border-radius: var(--r-input); overflow: hidden; background: var(--paper); }
.seg button { flex: 1; padding: 11px 8px; font-size: 14px; font-weight: 500; color: var(--muted); transition: background .2s, color .2s; }
.seg button + button { border-left: 1px solid var(--line); }
.seg button[aria-pressed="true"] { background: var(--ink); color: var(--paper); font-weight: 700; }
.check-row { display: flex; align-items: center; gap: 12px; padding: 9px 0; font-size: 15px; cursor: pointer; }
.check-row input { appearance: none; width: 19px; height: 19px; border: 1.5px solid var(--line); border-radius: 5px; display: grid; place-items: center; cursor: pointer; flex: none; background: var(--paper); }
.check-row input:checked { background: var(--accent); border-color: var(--accent); }
.check-row input:checked::after { content: ""; width: 9px; height: 5px; border-left: 2px solid var(--accent-ink); border-bottom: 2px solid var(--accent-ink); transform: rotate(-45deg) translateY(-1px); }
.helper { font-size: 13.5px; color: var(--muted); margin-top: 8px; }

.pstage { display: grid; grid-template-columns: 26px minmax(0,1fr) auto; gap: 14px; align-items: center; padding: 13px 2px; border-bottom: 1px solid var(--line); color: var(--muted); }
.pstage:last-child { border-bottom: none; }
.pstage .dot { width: 9px; height: 9px; border: 1.5px solid var(--line); border-radius: 50%; justify-self: center; }
.pstage.done { color: var(--ink); }
.pstage.done .dot { background: var(--accent); border-color: var(--accent); }
.pstage.active { color: var(--ink); }
.pstage.active .dot { border-color: var(--accent); animation: pulse 1.1s infinite var(--ease); }
.pstage .pct { font-family: var(--mono); font-size: 12.5px; }
@keyframes pulse { 0%,100% { box-shadow: 0 0 0 0 rgba(46,75,219,.45);} 50% { box-shadow: 0 0 0 6px rgba(46,75,219,0);} }
.progress-bar { height: 4px; background: var(--line); border-radius: 99px; margin: 18px 0 6px; overflow: hidden; }
.progress-bar i { display: block; height: 100%; width: 0%; background: var(--accent); border-radius: 99px; transition: width .5s var(--ease); }

.result-box { border: 1px solid var(--accent); background: var(--accent-soft); border-radius: var(--r-card); padding: 26px 24px; }
.result-box h3 { font-family: var(--display); font-size: 23px; font-weight: 600; }
.result-box p { margin-top: 8px; color: var(--muted); font-size: 15px; }
.result-box .button { margin-top: 18px; }
.error-box { border: 1px solid var(--danger); border-radius: var(--r-input); padding: 16px 20px; color: var(--danger); font-size: 15px; margin-top: 18px; }

.studio-aside { display: grid; gap: 14px; }
.side-note { border: 1px solid var(--line); border-radius: var(--r-card); padding: 20px 22px; background: var(--card); }
.side-note h4 { font-family: var(--mono); font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--accent); font-weight: 500; }
.side-note p { margin-top: 10px; font-size: 15px; color: var(--muted); }

.cap-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 48px; }
.cap-cell { border: 1px solid var(--line); background: var(--card); border-radius: var(--r-card); padding: 24px; }
.cap-cell h3 { font-size: 18px; font-weight: 700; display: flex; gap: 10px; align-items: center; }
.cap-cell h3 svg { width: 18px; height: 18px; color: var(--accent); flex: none; }
.cap-cell p { margin-top: 8px; color: var(--muted); font-size: 14.5px; }

.limits { margin-top: 56px; border-top: 1px solid var(--line); }
.limits h3 { padding: 26px 0 6px; font-family: var(--display); font-size: 22px; font-weight: 600; }
.limits li { list-style: none; padding: 14px 0; border-bottom: 1px solid var(--line); color: var(--muted); font-size: 15.5px; display: grid; grid-template-columns: 22px 1fr; gap: 12px; }
.limits li svg { width: 15px; height: 15px; margin-top: 4px; color: var(--muted); }

.faq { margin-top: 56px; border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-q { width: 100%; display: flex; justify-content: space-between; align-items: center; gap: 20px; padding: 22px 4px; text-align: left; font-size: 18px; font-weight: 700; letter-spacing: -.01em; }
.faq-q svg { width: 16px; height: 16px; flex: none; transition: transform .3s var(--ease); color: var(--muted); }
.faq-item.open .faq-q svg { transform: rotate(45deg); color: var(--accent); }
.faq-a { overflow: hidden; height: 0; }
.faq-a p { padding: 0 4px 24px; color: var(--muted); font-size: 16px; max-width: 70ch; }

/* ---------- method ---------- */
.step-card {
  position: sticky; top: calc(var(--header-height) + 34px);
  border: 1px solid var(--line); background: var(--card); border-radius: var(--r-card);
  padding: 44px 48px; margin-bottom: 26px; box-shadow: var(--shadow);
  display: grid; grid-template-columns: minmax(0,5fr) minmax(0,7fr); gap: 40px; align-items: center;
}
.step-card .step-no { font-family: var(--mono); font-size: 13px; letter-spacing: .16em; color: var(--accent); }
.step-card h3 { margin-top: 12px; font-family: var(--display); font-size: clamp(28px, 3.2vw, 44px); font-weight: 600; letter-spacing: -.02em; }
.step-card p { color: var(--muted); font-size: 17.5px; max-width: 46ch; }
.step-card:nth-child(2) { background: var(--paper-2); }
.step-card:nth-child(4) { background: var(--paper-2); }

.photo-band { position: relative; overflow: hidden; border-block: 1px solid var(--line); }
.photo-band img { width: 100%; height: 460px; object-fit: cover; filter: grayscale(1) contrast(1.06); opacity: .85; }
.photo-band .scrim { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(12,14,13,.2), rgba(12,14,13,.88)); }
.photo-band .band-copy { position: absolute; inset: auto 0 44px 0; }
.photo-band .band-copy h2 { font-family: var(--display); font-size: clamp(28px, 3.4vw, 46px); font-weight: 600; letter-spacing: -.02em; color: #f2f4ef; }
.photo-band .band-copy p { margin-top: 10px; color: #c8cec6; font-size: 16.5px; max-width: 56ch; }

.tips-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 44px; }
.tip { border: 1px solid var(--line); background: var(--card); border-radius: var(--r-card); padding: 26px; }
.tip .tip-no { font-family: var(--mono); font-size: 12px; letter-spacing: .14em; color: var(--accent); }
.tip h3 { margin-top: 12px; font-family: var(--display); font-size: 19px; font-weight: 600; }
.tip p { margin-top: 8px; color: var(--muted); font-size: 15px; }

/* ---------- pricing ---------- */
.bill-toggle { margin-top: 28px; display: inline-flex; width: auto; }
.bill-toggle button { flex: none; padding: 11px 20px; }
.save { font-style: normal; font-family: var(--mono); font-size: 10.5px; letter-spacing: .08em; text-transform: uppercase; background: var(--accent-soft); color: var(--accent); border-radius: var(--r-btn); padding: 3px 9px; margin-left: 9px; }
html[data-theme="dark"] .save { color: var(--ink); }

.plan-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; align-items: stretch; }
.plan { position: relative; border: 1px solid var(--line); border-radius: var(--r-card); background: var(--card); padding: 28px 26px; display: flex; flex-direction: column; }
.plan h3 { font-family: var(--display); font-size: 23px; font-weight: 600; letter-spacing: -.015em; }
.plan-tag { margin-top: 7px; color: var(--muted); font-size: 14px; line-height: 1.45; min-height: 41px; }
.plan-price { margin-top: 18px; display: flex; align-items: baseline; gap: 3px; }
.plan-price .cur { font-size: 20px; color: var(--muted); font-weight: 500; }
.plan-price .price { font-family: var(--display); font-size: 54px; font-weight: 600; letter-spacing: -.03em; line-height: 1; }
.plan-price .per { color: var(--muted); font-size: 15px; margin-left: 4px; }
.plan-note { margin-top: 7px; font-family: var(--mono); font-size: 11.5px; letter-spacing: .06em; color: var(--muted); }
.plan .button { margin-top: 20px; width: 100%; }
.plan-feats { margin-top: 22px; padding-top: 18px; border-top: 1px solid var(--line); display: grid; gap: 11px; }
.plan-feats li { list-style: none; display: grid; grid-template-columns: 18px 1fr; gap: 10px; color: var(--muted); font-size: 14.5px; line-height: 1.45; }
.plan-feats svg { width: 15px; height: 15px; margin-top: 3px; color: var(--accent); }
.plan.featured { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); box-shadow: 0 22px 54px rgba(46, 75, 219, .28); }
.plan.featured .plan-tag, .plan.featured .plan-note, .plan.featured .plan-price .cur, .plan.featured .plan-price .per { color: var(--accent-ink); opacity: .74; }
.plan.featured .plan-feats { border-top-color: color-mix(in srgb, var(--accent-ink) 26%, transparent); }
.plan.featured .plan-feats li { color: var(--accent-ink); opacity: .88; }
.plan.featured .plan-feats svg { color: var(--accent-ink); }
.plan.featured .button { background: var(--accent-ink); color: var(--accent); }
.plan.featured .button:hover { filter: brightness(1.15); }
.plan-flag { position: absolute; top: -13px; left: 24px; background: var(--ink); color: var(--paper); font-family: var(--mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; padding: 5px 13px; border-radius: var(--r-btn); }

.inc-strip { margin-top: 42px; border: 1px solid var(--line); border-radius: var(--r-card); background: var(--card); padding: 22px 28px; display: flex; flex-wrap: wrap; gap: 16px 38px; align-items: center; }
.inc-strip h3 { font-family: var(--display); font-size: 18px; font-weight: 600; margin-right: 8px; }
.inc-strip span { display: inline-flex; align-items: center; gap: 9px; color: var(--muted); font-size: 14.5px; }
.inc-strip svg { width: 15px; height: 15px; color: var(--accent); flex: none; }
.inc-strip em { font-style: normal; }
.pr-fine { margin-top: 26px; font-size: 13px; color: var(--muted); }
.pr-fine a { color: var(--accent); }

/* ---------- legal ---------- */
.page-intro { padding: 84px 0 40px; border-bottom: 1px solid var(--line); }
.page-intro h1 { font-family: var(--display); font-size: clamp(38px, 4.6vw, 62px); font-weight: 600; letter-spacing: -.024em; margin-top: 14px; }
.page-intro p { margin-top: 14px; color: var(--muted); font-size: 17px; max-width: 70ch; }
.legal-note { font-family: var(--mono); font-size: 12.5px; letter-spacing: .08em; color: var(--muted); margin-top: 18px; }
.privacy-grid { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 56px; padding: 56px 0 96px; }
.privacy-index { position: sticky; top: calc(var(--header-height) + 30px); align-self: start; display: grid; gap: 4px; }
.privacy-index a { text-decoration: none; color: var(--muted); font-size: 14.5px; font-weight: 500; padding: 7px 0; }
.privacy-index a:hover { color: var(--accent); }
.legal-copy h2 { font-family: var(--display); font-size: 21px; font-weight: 600; letter-spacing: -.012em; margin: 38px 0 12px; }
.legal-copy section:first-child h2 { margin-top: 0; }
.legal-copy p { color: var(--muted); font-size: 15.5px; margin-bottom: 12px; max-width: 74ch; }
.legal-copy a { color: var(--accent); }

/* ---------- footer ---------- */
.site-footer { border-top: 1px solid var(--line); background: var(--paper-2); }
.footer-main { display: flex; justify-content: space-between; gap: 40px; padding: 54px 0 34px; flex-wrap: wrap; align-items: center; }
.footer-domain { font-family: var(--display); font-size: clamp(26px, 3vw, 40px); font-weight: 600; letter-spacing: -.024em; }
.footer-links { display: flex; gap: 26px; flex-wrap: wrap; align-items: center; }
.footer-links a { text-decoration: none; color: var(--muted); font-size: 14.5px; font-weight: 500; }
.footer-links a:hover { color: var(--ink); }
.footer-bottom {
  display: flex; justify-content: space-between; align-items: flex-start;
  gap: 32px; padding: 26px 0 48px; border-top: 1px solid var(--line); flex-wrap: wrap;
}
.footer-fine { display: grid; gap: 6px; max-width: 72ch; }
.footer-fine span { font-size: 13px; color: var(--muted); }
.footer-fine span:empty { display: none; }
.footer-mail { font-size: 13px; color: var(--muted); text-decoration: underline; text-underline-offset: 3px; }
.footer-mail:hover { color: var(--ink); }

/* ---------- responsive ---------- */
@media (max-width: 1023px) {
  .nav-links { display: none; }
  .menu-button { display: grid; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .pair-row, .pair-row.flip { grid-template-columns: 1fr; gap: 30px; padding: 48px 0; }
  .pair-row.flip .pair-copy { order: 1; }
  .pair-row.flip .pair-stack { order: 2; }
  .pair-stack .before-shot, .pair-row.flip .pair-stack .before-shot { width: 40%; inset: 4% -2% auto auto; transform: rotate(2deg); }
  .spec-grid, .cap-grid { grid-template-columns: 1fr; }
  .style-grid { grid-template-columns: 1fr 1fr; }
  .plan-grid { grid-template-columns: 1fr 1fr; }
  .read-list, .check-list, .duo-grid { grid-template-columns: 1fr; }
  .quote-grid { grid-template-columns: 1fr; gap: 40px; padding: 64px 0; }
  .read-item { grid-template-columns: 1fr; gap: 6px; }
  .studio-grid { grid-template-columns: 1fr; }
  .cta-inner { grid-template-columns: 1fr; }
  .quote-inner { grid-template-columns: 1fr; gap: 22px; }
  .privacy-grid { grid-template-columns: 1fr; gap: 26px; }
  .privacy-index { position: static; grid-auto-flow: column; grid-auto-columns: max-content; gap: 18px; overflow-x: auto; padding-bottom: 6px; }
  .step-card { grid-template-columns: 1fr; gap: 20px; padding: 30px 26px; }
  .tips-grid { grid-template-columns: 1fr; }
  .verb-row { grid-template-columns: 1fr; gap: 8px; padding: 24px 8px; }
  .verb-row .idx { order: -1; }
  .section { padding: 76px 0; }
}
@media (max-width: 640px) {
  .container, .nav-shell { width: calc(100% - 32px); }
  .spec-form-grid { grid-template-columns: 1fr; }
  .style-grid, .plan-grid { grid-template-columns: 1fr; }
  .plan-tag { min-height: 0; }
  .lang-btn { padding: 8px 9px; }
  .nav-cta { display: none; }
  .hero { padding: 44px 0 64px; }
}

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .rv { opacity: 1; transform: none; transition: none; }
  .pstage.active .dot { animation: none; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}

.renew-note { margin-top: 16px; font-size: 13.5px; color: var(--muted); max-width: 62ch; }

/* ---------- auth ---------- */
.auth-grid { display: grid; grid-template-columns: minmax(0,7fr) minmax(0,5fr); gap: 44px; align-items: start; }
.auth-narrow { max-width: 560px; }
.auth-lede { color: var(--muted); font-size: 15.5px; margin-bottom: 20px; }
.field { margin-bottom: 18px; }
.field label { display: block; font-family: var(--mono); font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); margin-bottom: 8px; }
.field input { width: 100%; padding: 13px 16px; font: inherit; font-size: 15.5px; color: var(--ink); background: var(--paper); border: 1.5px solid var(--line); border-radius: var(--r-input); outline: none; transition: border-color .2s; }
.field input:focus { border-color: var(--accent); }
.auth-submit { width: 100%; margin-top: 18px; }
.form-error { margin-top: 14px; color: var(--danger); font-size: 14px; }
.auth-alt { margin-top: 18px; font-size: 14.5px; color: var(--muted); }
.auth-alt a { color: var(--accent); font-weight: 600; }
.auth-demo { margin-top: 14px; font-size: 12.5px; color: var(--muted); font-family: var(--mono); letter-spacing: .04em; }
.account-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 34px; }
.ac-rows { display: grid; gap: 12px; }
.ac-rows > div { display: flex; justify-content: space-between; gap: 20px; padding-bottom: 12px; border-bottom: 1px solid var(--line); font-size: 15px; }
.ac-rows span { color: var(--muted); }
.ac-actions { display: flex; gap: 12px; margin-top: 18px; flex-wrap: wrap; }
.deck-list { list-style: none; display: grid; gap: 10px; }
.deck-list li { display: flex; justify-content: space-between; gap: 16px; font-size: 14.5px; padding-bottom: 10px; border-bottom: 1px solid var(--line); }
.deck-list li span { color: var(--muted); font-family: var(--mono); font-size: 12.5px; }
.ac-signout { margin-top: 26px; }
.account-chip { display: inline-flex; align-items: center; gap: 9px; padding: 9px 16px; border: 1px solid var(--line); border-radius: var(--r-btn); background: var(--card); text-decoration: none; font-size: 13.5px; font-weight: 600; max-width: 220px; }
.account-chip .chip-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); flex: none; }
.account-chip span:last-child { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
@media (max-width: 1023px) { .auth-grid, .account-grid { grid-template-columns: 1fr; } }