/* ============================================================
   3DArchiv — storefront styles
   Built from the Claude Design handoff (3darchiv-web1).
   Order: DS tokens → warm/neutral theme overrides → DS component
   styles (only the components used) → page layout.
   ============================================================ */

/* ---- Webfonts ---------------------------------------------- */
@import url('https://fonts.googleapis.com/css2?family=Sulphur+Point:wght@300;400;700&family=Inter:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600;700&display=swap');

/* ============================================================
   DESIGN-SYSTEM TOKENS (colors)
   ============================================================ */
:root {
  /* Brand green scale */
  --green-50:  #ECF8F3;
  --green-100: #D2F0E3;
  --green-200: #A6E1C9;
  --green-300: #73CEAC;
  --green-400: #50BE98;
  --green-500: #3BB790; /* brand */
  --green-600: #2E9A78;
  --green-700: #277C62;
  --green-800: #226351;
  --green-900: #1E5143;
  --green-950: #0D2C24;

  /* Ink / neutral slate scale */
  --ink-50:  #F6F7F8;
  --ink-100: #ECEEF0;
  --ink-200: #DDE1E4;
  --ink-300: #C5CACE;
  --ink-400: #9BA2A9;
  --ink-500: #767E86;
  --ink-600: #59616A;
  --ink-700: #434B52;
  --ink-800: #2C3338;
  --ink-900: #171D21;
  --ink-950: #0E1316;

  --white: #FFFFFF;
  --black: #000000;

  /* Status hues */
  --amber-500: #E0A130;  --amber-50: #FBF3E1;
  --red-500:   #D6584F;  --red-50:   #FBECEA;
  --blue-500:  #3E86C9;  --blue-50:  #EAF2FA;
}

/* ============================================================
   TYPOGRAPHY TOKENS
   ============================================================ */
:root {
  --font-mono: 'JetBrains Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;

  --fw-regular: 400; --fw-medium: 500; --fw-semibold: 600; --fw-bold: 700; --fw-extra: 800;

  --text-3xs: 0.6875rem;
  --text-2xs: 0.75rem;
  --text-xs:  0.8125rem;
  --text-sm:  0.875rem;
  --text-base:0.9375rem;
  --text-md:  1rem;
  --text-lg:  1.125rem;
  --text-xl:  1.375rem;
  --text-2xl: 1.75rem;
  --text-3xl: 2.25rem;
  --text-4xl: 3rem;
  --text-5xl: 4rem;

  --leading-none: 1;
  --leading-tight: 1.12;
  --leading-snug: 1.28;
  --leading-normal: 1.5;
  --leading-relaxed: 1.65;

  --tracking-tight: -0.02em;
  --tracking-snug: -0.01em;
  --tracking-normal: 0;
  --tracking-wide: 0.04em;
  --tracking-caps: 0.12em;
}

/* ============================================================
   SPACING / RADII / SHADOWS / MOTION / Z-INDEX / LAYOUT
   ============================================================ */
:root {
  --space-0: 0;
  --space-1: 0.25rem;  --space-2: 0.5rem;   --space-3: 0.75rem;  --space-4: 1rem;
  --space-5: 1.25rem;  --space-6: 1.5rem;   --space-8: 2rem;     --space-10: 2.5rem;
  --space-12: 3rem;    --space-16: 4rem;    --space-20: 5rem;    --space-24: 6rem;

  --radius-xs: 4px;  --radius-sm: 6px;  --radius-md: 10px;  --radius-lg: 14px;
  --radius-xl: 20px; --radius-2xl: 28px; --radius-full: 999px;

  --border-hair: 1px; --border-thin: 1.5px; --border-thick: 2px;

  --ease-out:   cubic-bezier(0.22, 0.61, 0.36, 1);
  --ease-inout: cubic-bezier(0.65, 0, 0.35, 1);
  --ease-spring:cubic-bezier(0.34, 1.56, 0.64, 1);
  --dur-fast: 120ms; --dur-base: 200ms; --dur-slow: 340ms;

  --z-base: 1; --z-sticky: 100; --z-overlay: 800; --z-modal: 900; --z-toast: 1000;

  --container: 1200px;
  --container-sm: 760px;
}

/* ============================================================
   THEME LAYER — neutral greige surfaces + original brand green.
   Families: Sulphur Point (display) + Inter (UI/body); mono kept.
   ============================================================ */
:root {
  --font-display: 'Sulphur Point', 'Segoe UI', system-ui, sans-serif;
  --font-sans:    'Inter', 'Segoe UI', system-ui, sans-serif;

  --text-primary:   #222420;
  --text-secondary: #54564E;
  --text-muted:     #8A8C82;
  --text-inverse:   #F7F7F4;
  --text-accent:    #277C62;
  --text-link:      #277C62;

  --surface-page:    #F2F2EF;
  --surface-card:    #FBFBF9;
  --surface-sunken:  #EAEAE5;
  --surface-inset:   #EAEAE5;
  --surface-hover:   #F0F0EC;
  --surface-inverse: #1E1F1C;

  --border-subtle:  #E8E8E2;
  --border-default: #DBDBD4;
  --border-strong:  #C6C6BD;
  --border-focus:   #3BB790;

  --accent:           #3BB790;
  --accent-hover:     #2E9A78;
  --accent-press:     #277C62;
  --accent-soft:      #E4F4ED;
  --accent-soft-line: #BCE3D3;
  --accent-on:        #FFFFFF;

  --ink-900: #1E1F1C;
  --ink-50:  #F2F2EF;
  --ink-100: #EAEAE5;

  --success:      #2E9A78;  --success-soft: #E4F4ED;
  --warning:      #B07D2E;  --warning-soft: #F4ECDB;
  --danger:       #B0554A;  --danger-soft:  #F2E2DD;

  --shadow-xs: 0 1px 2px rgba(28,30,26,0.05);
  --shadow-sm: 0 1px 3px rgba(28,30,26,0.07), 0 1px 2px rgba(28,30,26,0.04);
  --shadow-md: 0 6px 18px rgba(28,30,26,0.08), 0 2px 5px rgba(28,30,26,0.05);
  --shadow-lg: 0 16px 38px rgba(28,30,26,0.11), 0 4px 10px rgba(28,30,26,0.05);
  --shadow-xl: 0 30px 64px rgba(28,30,26,0.16);
  --shadow-accent: 0 6px 18px rgba(59,183,144,0.28);

  --ring: color-mix(in oklab, var(--accent) 42%, transparent);
}

/* ============================================================
   DS COMPONENT STYLES (only the ones used)
   ============================================================ */

/* Button */
.da-btn{
  --_bg:var(--accent); --_fg:var(--accent-on); --_bd:transparent;
  display:inline-flex; align-items:center; justify-content:center; gap:var(--space-2);
  font-family:var(--font-sans); font-weight:var(--fw-semibold); white-space:nowrap;
  border:var(--border-hair) solid var(--_bd); background:var(--_bg); color:var(--_fg);
  border-radius:var(--radius-md); cursor:pointer; text-decoration:none;
  transition:background var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out),
    box-shadow var(--dur-fast) var(--ease-out), border-color var(--dur-fast) var(--ease-out);
}
.da-btn:focus-visible{ outline:none; box-shadow:0 0 0 3px var(--ring); }
.da-btn:active{ transform:translateY(0.5px) scale(0.985); }
.da-btn[disabled]{ opacity:0.45; cursor:not-allowed; pointer-events:none; }
.da-btn[data-size="sm"]{ font-size:var(--text-sm); padding:6px 12px; border-radius:var(--radius-sm); }
.da-btn[data-size="md"]{ font-size:var(--text-base); padding:9px 16px; }
.da-btn[data-size="lg"]{ font-size:var(--text-lg); padding:13px 22px; border-radius:var(--radius-lg); }
.da-btn[data-full="true"]{ width:100%; }
.da-btn svg{ width:1.1em; height:1.1em; flex:none; }
.da-btn[data-variant="primary"]{ box-shadow:var(--shadow-accent); }
.da-btn[data-variant="primary"]:hover{ background:var(--accent-hover); }
.da-btn[data-variant="primary"]:active{ background:var(--accent-press); }
.da-btn[data-variant="secondary"]{ --_bg:var(--surface-card); --_fg:var(--text-primary); --_bd:var(--border-default); box-shadow:var(--shadow-xs); }
.da-btn[data-variant="secondary"]:hover{ --_bg:var(--surface-hover); --_bd:var(--border-strong); }
.da-btn[data-variant="ghost"]{ --_bg:transparent; --_fg:var(--text-secondary); }
.da-btn[data-variant="ghost"]:hover{ --_bg:var(--surface-sunken); --_fg:var(--text-primary); }

/* IconButton */
.da-iconbtn{
  --_bg:transparent; --_fg:var(--text-secondary); --_bd:transparent;
  display:inline-flex; align-items:center; justify-content:center;
  background:var(--_bg); color:var(--_fg); border:var(--border-hair) solid var(--_bd);
  border-radius:var(--radius-md); cursor:pointer;
  transition:background var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out),
    border-color var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out);
}
.da-iconbtn:focus-visible{ outline:none; box-shadow:0 0 0 3px var(--ring); }
.da-iconbtn:active{ transform:scale(0.92); }
.da-iconbtn[data-size="md"]{ width:38px; height:38px; }
.da-iconbtn svg{ width:1.25em; height:1.25em; font-size:17px; }
.da-iconbtn[data-variant="ghost"]:hover{ --_bg:var(--surface-sunken); --_fg:var(--text-primary); }
.da-iconbtn[data-variant="outline"]{ --_bd:var(--border-default); --_fg:var(--text-primary); background:var(--surface-card); }
.da-iconbtn[data-variant="outline"]:hover{ --_bd:var(--border-strong); --_bg:var(--surface-hover); }
.da-iconbtn[data-active="true"]{ --_bg:var(--accent-soft); --_fg:var(--text-accent); }

/* Card */
.da-card{
  background:var(--surface-card); border-radius:var(--radius-lg);
  border:var(--border-hair) solid var(--border-subtle);
  transition:transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out), border-color var(--dur-base) var(--ease-out);
}
.da-card[data-elevation="raised"]{ box-shadow:var(--shadow-sm); border-color:transparent; }
.da-card[data-pad="none"]{ padding:0; }
.da-card[data-interactive="true"]{ cursor:pointer; }
.da-card[data-interactive="true"]:hover{ transform:translateY(-3px); box-shadow:var(--shadow-lg); border-color:transparent; }
.da-card[data-interactive="true"]:active{ transform:translateY(-1px); }
.da-card[data-interactive="true"]:focus-visible{ outline:none; box-shadow:0 0 0 3px var(--ring); }

/* Badge */
.da-badge{
  display:inline-flex; align-items:center; gap:6px; font-family:var(--font-sans);
  font-weight:var(--fw-semibold); line-height:1; white-space:nowrap;
  border-radius:var(--radius-full); border:var(--border-hair) solid transparent;
}
.da-badge[data-size="sm"]{ font-size:var(--text-2xs); padding:3px 8px; }
.da-badge[data-size="md"]{ font-size:var(--text-xs); padding:4px 10px; }
.da-badge__dot{ width:6px; height:6px; border-radius:var(--radius-full); background:currentColor; flex:none; }
.da-badge[data-tone="neutral"]{ background:var(--surface-sunken); color:var(--text-secondary); border-color:var(--border-default); }
.da-badge[data-tone="accent"]{ background:var(--accent-soft); color:var(--text-accent); border-color:var(--accent-soft-line); }
.da-badge[data-tone="success"]{ background:var(--success-soft); color:var(--success); border-color:color-mix(in oklab, var(--success) 30%, transparent); }

/* CodeTag */
.da-codetag{
  display:inline-flex; align-items:center; font-family:var(--font-mono);
  font-weight:var(--fw-semibold); letter-spacing:0.02em; line-height:1; white-space:nowrap;
  border-radius:var(--radius-xs); border:var(--border-hair) solid transparent;
}
.da-codetag[data-size="sm"]{ font-size:var(--text-2xs); padding:3px 6px; }
.da-codetag[data-size="md"]{ font-size:var(--text-xs); padding:4px 8px; }
.da-codetag[data-variant="soft"]{ background:var(--accent-soft); color:var(--text-accent); border-color:var(--accent-soft-line); }
.da-codetag[data-variant="solid"]{ background:var(--ink-900); color:#fff; }

/* Chip */
.da-chip{
  display:inline-flex; align-items:center; gap:var(--space-2); font-family:var(--font-sans);
  font-size:var(--text-sm); font-weight:var(--fw-medium); line-height:1; cursor:pointer;
  color:var(--text-secondary); background:var(--surface-card);
  border:var(--border-hair) solid var(--border-default); border-radius:var(--radius-full);
  padding:7px 14px; transition:all var(--dur-fast) var(--ease-out); user-select:none;
}
.da-chip:hover{ border-color:var(--border-strong); color:var(--text-primary); background:var(--surface-hover); }
.da-chip:focus-visible{ outline:none; box-shadow:0 0 0 3px var(--ring); }
.da-chip[data-selected="true"]{ background:var(--accent-soft); border-color:var(--accent-soft-line); color:var(--text-accent); font-weight:var(--fw-semibold); }
.da-chip__count{ font-family:var(--font-mono); font-size:var(--text-2xs); opacity:0.7; }

/* Input */
.da-field{ display:flex; flex-direction:column; gap:var(--space-2); font-family:var(--font-sans); }
.da-input{
  display:flex; align-items:center; gap:var(--space-2);
  background:var(--surface-card); border:var(--border-hair) solid var(--border-default);
  border-radius:var(--radius-sm); padding:0 12px; height:42px;
  transition:border-color var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
}
.da-input:hover{ border-color:var(--border-strong); }
.da-input:focus-within{ border-color:var(--border-focus); box-shadow:0 0 0 3px var(--ring); }
.da-input[data-size="sm"]{ height:34px; }
.da-input__icon{ color:var(--text-muted); display:inline-flex; flex:none; }
.da-input__icon svg{ width:17px; height:17px; }
.da-input input{
  flex:1; min-width:0; border:none; outline:none; background:transparent;
  font-family:var(--font-sans); font-size:var(--text-base); color:var(--text-primary);
}
.da-input input::placeholder{ color:var(--text-muted); }

/* Switch */
.da-switch{
  appearance:none; -webkit-appearance:none; margin:0; cursor:pointer; flex:none;
  position:relative; width:42px; height:24px; border-radius:var(--radius-full);
  background:var(--border-strong); transition:background var(--dur-base) var(--ease-out);
}
.da-switch::after{
  content:""; position:absolute; top:2px; left:2px; width:20px; height:20px;
  border-radius:var(--radius-full); background:var(--surface-card); box-shadow:var(--shadow-sm);
  transition:transform var(--dur-base) var(--ease-spring);
}
.da-switch:checked{ background:var(--accent); }
.da-switch:checked::after{ transform:translateX(18px); }
.da-switch:focus-visible{ outline:none; box-shadow:0 0 0 3px var(--ring); }
.da-switchrow{ display:inline-flex; align-items:center; gap:var(--space-3); font-family:var(--font-sans);
  font-size:var(--text-base); color:var(--text-primary); cursor:pointer; }

/* component-level tweaks from theme.css */
.app .da-codetag[data-variant="solid"]{ background:var(--ink-900); }
.app .da-btn[data-variant="secondary"]{ box-shadow:var(--shadow-xs); }

/* ============================================================
   PAGE LAYOUT
   ============================================================ */
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body { background: var(--surface-page); }

.app {
  min-height: 100vh; display: flex; flex-direction: column;
  font-family: var(--font-sans); color: var(--text-primary);
  background: var(--surface-page); -webkit-font-smoothing: antialiased;
}
button { font-family: inherit; }
.scroll { flex: 1; }
.page { min-height: 100%; display: flex; flex-direction: column; }

h1, h2, h3 { font-family: var(--font-display); margin: 0; letter-spacing: -0.01em; font-weight: 700; }

:root { --rhythm: 1; }

/* shared */
.eyebrow {
  font-family: var(--font-display); font-size: var(--text-sm); font-weight: 700;
  letter-spacing: 0.22em; text-transform: uppercase; color: var(--text-accent);
  display: inline-flex; align-items: center; gap: 10px;
}
.eyebrow::before { content: ""; width: 22px; height: 1px; background: var(--accent); opacity: .7; }
.eyebrow.no-rule::before { display: none; }
.section { padding: calc(var(--space-20) * var(--rhythm)) 0 0; }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: var(--space-6); margin-bottom: var(--space-8); }
.section-head h2 { font-size: var(--text-3xl); line-height: 1.05; }
.section-head .lede { color: var(--text-secondary); font-size: var(--text-md); max-width: 420px; margin: var(--space-3) 0 0; line-height: var(--leading-relaxed); }
.textlink {
  border: none; background: none; cursor: pointer; color: var(--text-accent); font-weight: 600;
  font-size: var(--text-sm); display: inline-flex; align-items: center; gap: 6px; white-space: nowrap;
  font-family: var(--font-sans); transition: gap var(--dur-fast) var(--ease-out), color var(--dur-fast);
}
.textlink:hover { color: var(--accent-press); gap: 9px; }

/* header */
.hdr { position: sticky; top: 0; z-index: var(--z-sticky);
  background: color-mix(in oklab, var(--surface-page) 82%, transparent);
  backdrop-filter: blur(12px); border-bottom: 1px solid var(--border-subtle); }
.hdr-inner { max-width: var(--container); margin: 0 auto; padding: 0 var(--space-8); height: 72px; display: flex; align-items: center; gap: var(--space-6); }
.hdr-logo { border: none; background: none; cursor: pointer; padding: 0; display: flex; align-items: center; }
.hdr-logo img { height: 27px; display: block; }
.hdr-nav { display: flex; gap: 2px; margin-left: var(--space-4); }
.hdr-link { border: none; background: none; cursor: pointer; font-size: var(--text-sm); font-weight: 600;
  color: var(--text-secondary); padding: 8px 12px; border-radius: var(--radius-sm); transition: color var(--dur-fast), background var(--dur-fast); }
.hdr-link:hover { color: var(--text-primary); background: var(--surface-sunken); }
.hdr-link[data-active] { color: var(--text-accent); }
.hdr-actions { margin-left: auto; display: flex; align-items: center; gap: var(--space-3); }
.hdr-search { width: 190px; }

/* SPHERE — the material preview */
.sphere-card { border: none; background: none; cursor: pointer; padding: 0; width: 100%; display: flex; flex-direction: column; gap: var(--space-3); text-align: left; color: inherit; }
.sphere-card.bare { gap: 0; }
.sphere {
  display: block; position: relative; aspect-ratio: 1; width: 100%; border-radius: 50%; overflow: hidden;
  background: var(--surface-sunken);
  box-shadow:
    inset -10px -12px 26px rgba(0,0,0,0.30),
    inset 8px 9px 20px rgba(255,255,255,0.16),
    0 14px 30px rgba(28,30,26,0.18);
  transition: transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out);
}
.sphere-tex {
  position: absolute; inset: 0; background-repeat: repeat; background-size: 230% 230%; background-position: 42% 42%;
  transform: scale(1); transition: transform 0.55s var(--ease-out);
}
.sphere-light {
  position: absolute; inset: 0; border-radius: 50%; pointer-events: none;
  background:
    radial-gradient(circle at 33% 29%, rgba(255,255,255,0.55), rgba(255,255,255,0.10) 30%, transparent 46%),
    radial-gradient(circle at 70% 76%, rgba(0,0,0,0.42), rgba(0,0,0,0.10) 42%, transparent 64%);
}
.sphere-free {
  position: absolute; top: 8%; right: 8%; z-index: 2; font-family: var(--font-sans); font-weight: 700;
  font-size: var(--text-2xs); line-height: 1; padding: 4px 9px; border-radius: var(--radius-full);
  background: var(--accent); color: var(--accent-on); box-shadow: var(--shadow-sm);
}
.sphere-card:hover .sphere-tex { transform: scale(1.3); }
.sphere-card:hover .sphere { transform: translateY(-3px); box-shadow: inset -10px -12px 26px rgba(0,0,0,0.30), inset 8px 9px 20px rgba(255,255,255,0.16), 0 20px 40px rgba(28,30,26,0.24); }
.sphere-card:focus-visible { outline: none; }
.sphere-card:focus-visible .sphere { box-shadow: 0 0 0 3px var(--ring), 0 14px 30px rgba(28,30,26,0.18); }
.sphere-meta { display: flex; flex-direction: column; gap: 6px; }
.sphere-name { font-weight: 600; font-size: var(--text-base); color: var(--text-primary); line-height: 1.3; }
.sphere-sub { display: flex; align-items: center; gap: var(--space-2); }
.sphere-brand { font-size: var(--text-xs); color: var(--text-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* HERO */
.home { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 var(--space-8); }
.hero { padding: calc(var(--space-20) * var(--rhythm)) 0 var(--space-16); }
.hero-eyebrow { margin-bottom: var(--space-5); }
.hero-h1 { font-size: clamp(2.6rem, 5.2vw, var(--text-5xl)); line-height: 1.0; letter-spacing: -0.025em; font-weight: 700; margin: 0 0 var(--space-5); }
.hero-h1 em { font-style: normal; color: var(--text-accent); }
.hero-sub { font-size: var(--text-lg); line-height: var(--leading-relaxed); color: var(--text-secondary); max-width: 460px; margin: 0; }
.hero-cta { display: flex; gap: var(--space-3); margin-top: var(--space-8); flex-wrap: wrap; }

.hero[data-hero="split"] { display: grid; grid-template-columns: 1.04fr 0.96fr; gap: var(--space-16); align-items: center; }
.hero-art { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-5); }

/* value props */
.values { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-8);
  padding: calc(var(--space-12) * var(--rhythm)) 0; border-top: 1px solid var(--border-subtle); border-bottom: 1px solid var(--border-subtle); }
.value { display: flex; flex-direction: column; gap: var(--space-3); }
.value-ic { width: 44px; height: 44px; border-radius: var(--radius-md); background: var(--accent-soft); color: var(--text-accent);
  display: flex; align-items: center; justify-content: center; border: 1px solid var(--accent-soft-line); }
.value-t { font-family: var(--font-display); font-weight: 700; font-size: var(--text-xl); letter-spacing: -0.01em; }
.value-d { font-size: var(--text-sm); color: var(--text-secondary); line-height: var(--leading-relaxed); }

/* collections */
.coll-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-5); }
.coll { overflow: hidden; display: flex; flex-direction: column; }
.coll-sw { aspect-ratio: 16/11; }
.coll-body { padding: var(--space-4) var(--space-5) var(--space-5); display: flex; flex-direction: column; gap: var(--space-2); }
.coll-top { display: flex; align-items: center; justify-content: space-between; gap: var(--space-2); }
.coll-name { font-family: var(--font-display); font-weight: 700; font-size: var(--text-lg); letter-spacing: -0.01em; }
.coll-blurb { margin: 0; font-size: var(--text-sm); color: var(--text-secondary); line-height: var(--leading-normal); }

/* material grid */
.mat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-8); }

/* how it works */
.how { padding: calc(var(--space-20) * var(--rhythm)) 0 0; }
.how-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-8); margin-top: var(--space-10); }
.how-step { display: flex; flex-direction: column; gap: var(--space-4); padding-top: var(--space-6); border-top: 1px solid var(--border-default); }
.how-num { font-family: var(--font-display); font-size: var(--text-2xl); font-weight: 700; color: var(--text-accent); line-height: 1; }
.how-step h3 { font-size: var(--text-xl); letter-spacing: -0.01em; }
.how-step p { margin: 0; font-size: var(--text-sm); color: var(--text-secondary); line-height: var(--leading-relaxed); }
.how-step code { font-family: var(--font-mono); font-size: var(--text-xs); color: var(--text-primary); background: var(--surface-sunken); padding: 2px 6px; border-radius: var(--radius-xs); }

/* free scene band */
.freeband { margin-top: calc(var(--space-20) * var(--rhythm)); }
.freeband-inner { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: var(--space-12); align-items: center;
  background: var(--surface-card); border: 1px solid var(--border-subtle); border-radius: var(--radius-2xl); padding: var(--space-12); box-shadow: var(--shadow-md); }
.freeband h2 { font-size: var(--text-3xl); line-height: 1.05; margin: var(--space-4) 0; }
.freeband p { color: var(--text-secondary); font-size: var(--text-md); line-height: var(--leading-relaxed); max-width: 420px; margin: 0 0 var(--space-8); }
.freeband-art { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-5); }

/* community / channels */
.channels { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-5); margin-top: var(--space-10); }
.channel { display: flex; flex-direction: column; gap: var(--space-3); padding: var(--space-6); border: 1px solid var(--border-default); border-radius: var(--radius-lg); background: var(--surface-card); text-decoration: none; color: inherit;
  transition: border-color var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out); cursor: pointer; }
.channel:hover { border-color: var(--border-strong); transform: translateY(-3px); box-shadow: var(--shadow-md); }
.channel-ic { width: 40px; height: 40px; border-radius: var(--radius-full); display: flex; align-items: center; justify-content: center; background: var(--surface-sunken); color: var(--text-secondary); }
.channel-t { font-family: var(--font-display); font-weight: 700; font-size: var(--text-lg); }
.channel-d { font-size: var(--text-sm); color: var(--text-secondary); line-height: var(--leading-normal); }
.channel-go { margin-top: auto; color: var(--text-accent); font-size: var(--text-sm); font-weight: 600; display: inline-flex; align-items: center; gap: 6px; }

/* catalog */
.catalog { display: grid; grid-template-columns: 236px 1fr; gap: var(--space-10);
  width: 100%; max-width: var(--container); margin: 0 auto; padding: var(--space-12) var(--space-8); align-items: start; }
.filters { position: sticky; top: 96px; display: flex; flex-direction: column; gap: var(--space-6); }
.filt-block { display: flex; flex-direction: column; gap: var(--space-3); }
.filt-label { font-family: var(--font-display); font-size: var(--text-xs); font-weight: 700; letter-spacing: 0.18em; text-transform: uppercase; color: var(--text-muted); }
.filt-list { display: flex; flex-direction: column; gap: 2px; }
.filt-row { display: flex; align-items: center; justify-content: space-between; border: none; background: none; cursor: pointer;
  padding: 8px 10px; border-radius: var(--radius-sm); font-size: var(--text-sm); font-weight: 500; color: var(--text-secondary); transition: background var(--dur-fast), color var(--dur-fast); }
.filt-row:hover { background: var(--surface-sunken); color: var(--text-primary); }
.filt-row[data-active] { background: var(--accent-soft); color: var(--text-accent); font-weight: 600; }
.filt-count { font-family: var(--font-mono); font-size: var(--text-2xs); color: var(--text-muted); }
.filt-row[data-active] .filt-count { color: var(--text-accent); }
.filt-chips { display: flex; flex-wrap: wrap; gap: var(--space-2); }

.cat-bar { display: flex; align-items: flex-end; justify-content: space-between; gap: var(--space-4); margin-bottom: var(--space-6); }
.cat-title { display: flex; align-items: center; gap: var(--space-3); }
.cat-title h2 { font-size: var(--text-2xl); }
.cat-tools { display: flex; align-items: center; gap: var(--space-4); }
.cat-sort { font-size: var(--text-sm); color: var(--text-secondary); }
.cat-sort strong { color: var(--text-primary); font-weight: 600; }
.cat-view { display: flex; gap: var(--space-2); }
.cat-grid { grid-template-columns: repeat(3, 1fr); }

.cat-empty { display: flex; flex-direction: column; align-items: center; text-align: center; gap: var(--space-4); padding: var(--space-20) var(--space-8); border: 1px dashed var(--border-default); border-radius: var(--radius-lg); }
.cat-empty-ic { width: 56px; height: 56px; border-radius: var(--radius-full); display: flex; align-items: center; justify-content: center; background: var(--surface-sunken); color: var(--text-muted); }
.cat-empty h3 { font-size: var(--text-xl); }
.cat-empty p { margin: 0; max-width: 440px; color: var(--text-secondary); font-size: var(--text-sm); line-height: var(--leading-relaxed); }

.mat-rows { display: flex; flex-direction: column; gap: 2px; }
.mat-row { display: grid; grid-template-columns: 52px 1.5fr 1fr 1fr 1fr; align-items: center; gap: var(--space-4);
  border: none; background: none; cursor: pointer; padding: var(--space-3); border-radius: var(--radius-md); text-align: left; transition: background var(--dur-fast), box-shadow var(--dur-fast); }
.mat-row:hover { background: var(--surface-card); box-shadow: var(--shadow-sm); }
.mat-row-sphere { width: 44px; height: 44px; }
.mat-row-name { font-weight: 600; font-size: var(--text-sm); }
.mat-row-code { font-family: var(--font-mono); font-size: var(--text-xs); color: var(--text-secondary); }
.mat-row-coll { font-size: var(--text-sm); color: var(--text-muted); }
.mat-row-brand { font-size: var(--text-sm); color: var(--text-muted); text-align: right; }

/* FLOATING MODAL */
.modal-backdrop {
  position: fixed; inset: 0; z-index: var(--z-modal); display: flex; align-items: center; justify-content: center;
  padding: var(--space-8); background: color-mix(in oklab, #14150F 56%, transparent); backdrop-filter: blur(6px);
  opacity: 0; transition: opacity 0.22s var(--ease-out);
}
.modal-backdrop[data-shown] { opacity: 1; }
.modal-card {
  position: relative; width: min(94vw, 900px); max-height: 90vh; overflow: auto;
  background: var(--surface-card); border: 1px solid var(--border-subtle); border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl); padding: var(--space-10); display: flex; flex-direction: column; gap: var(--space-10);
  transform: translateY(14px) scale(0.985); opacity: 0; transition: transform 0.26s var(--ease-out), opacity 0.26s var(--ease-out);
}
.modal-backdrop[data-shown] .modal-card { transform: none; opacity: 1; }
.modal-close { position: absolute; top: var(--space-4); right: var(--space-4); z-index: 3; }
.modal-top { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-10); align-items: start; }
.modal-preview { display: flex; flex-direction: column; gap: var(--space-4); align-items: center; }
.modal-sphere { width: 100%; max-width: 340px; }
.modal-sphere:hover .sphere-tex { transform: scale(1.25); }
.modal-thumbs { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-3); width: 100%; max-width: 340px; }
.modal-thumb { border: 2px solid transparent; background: none; cursor: pointer; padding: 0; border-radius: 50%; }
.modal-thumb[data-active] { border-color: var(--accent); }
.modal-thumb .sphere { box-shadow: inset -5px -6px 14px rgba(0,0,0,0.30), inset 4px 5px 10px rgba(255,255,255,0.16); }
.modal-thumb--scene { border-radius: var(--radius-md); aspect-ratio: 1; background: var(--surface-sunken); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px; color: var(--text-muted); font-size: 10px; font-weight: 600; }
.modal-thumb--scene[data-active] { border-color: var(--accent); }
.modal-info { padding-top: var(--space-2); }
.modal-name { font-family: var(--font-display); font-size: var(--text-3xl); font-weight: 700; line-height: 1.04; margin: var(--space-4) 0 var(--space-3); letter-spacing: -0.025em; }
.modal-buy { display: flex; align-items: center; gap: var(--space-3); padding: var(--space-5) 0; border-top: 1px solid var(--border-subtle); flex-wrap: wrap; }
.prod-tags { display: flex; gap: var(--space-2); flex-wrap: wrap; }
.prod-codeline { display: flex; align-items: center; gap: var(--space-3); }
.prod-brand { font-size: var(--text-sm); color: var(--text-secondary); }
.prod-desc { font-size: var(--text-md); line-height: var(--leading-relaxed); color: var(--text-secondary); margin: var(--space-6) 0; }
.prod-specs { margin-top: var(--space-4); border: 1px solid var(--border-subtle); border-radius: var(--radius-lg); overflow: hidden; }
.spec-row { display: flex; justify-content: space-between; padding: 11px var(--space-5); font-size: var(--text-sm); }
.spec-row:nth-child(odd) { background: var(--surface-page); }
.spec-k { font-family: var(--font-mono); color: var(--text-muted); text-transform: lowercase; }
.spec-v { font-family: var(--font-mono); color: var(--text-primary); font-weight: 500; text-align: right; }
.modal-related { border-top: 1px solid var(--border-subtle); padding-top: var(--space-8); }
.modal-related-head { font-family: var(--font-display); font-weight: 700; font-size: var(--text-lg); margin-bottom: var(--space-5); }
.modal-related-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-6); }

/* footer */
.ftr { margin-top: calc(var(--space-24) * var(--rhythm)); background: var(--surface-inverse); color: var(--text-inverse); }
.ftr-inner { max-width: var(--container); margin: 0 auto; padding: var(--space-16) var(--space-8) var(--space-10); display: grid; grid-template-columns: 1.2fr 2fr; gap: var(--space-12); }
.ftr-brand { display: flex; flex-direction: column; gap: var(--space-4); }
.ftr-logo { display: flex; align-items: center; gap: var(--space-3); }
.ftr-mark { width: 34px; height: 34px; }
.ftr-word { height: 22px; }
.ftr-tag { color: color-mix(in oklab, var(--text-inverse) 58%, transparent); font-size: var(--text-sm); line-height: var(--leading-relaxed); max-width: 280px; margin: 0; }
.ftr-cols { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-8); }
.ftr-col { display: flex; flex-direction: column; gap: var(--space-3); }
.ftr-h { font-family: var(--font-display); font-weight: 700; font-size: var(--text-sm); letter-spacing: 0.04em; margin-bottom: 2px; }
.ftr-col a, .ftr-col button { color: color-mix(in oklab, var(--text-inverse) 62%, transparent); text-decoration: none; font-size: var(--text-sm);
  background: none; border: none; text-align: left; padding: 0; cursor: pointer; transition: color var(--dur-fast); font-family: var(--font-sans); }
.ftr-col a:hover, .ftr-col button:hover { color: var(--text-inverse); }
.ftr-base { max-width: var(--container); margin: 0 auto; padding: var(--space-5) var(--space-8); border-top: 1px solid color-mix(in oklab, var(--text-inverse) 12%, transparent);
  display: flex; justify-content: space-between; gap: var(--space-4); font-size: var(--text-xs); color: color-mix(in oklab, var(--text-inverse) 42%, transparent); flex-wrap: wrap; }
.ftr-codes { font-family: var(--font-mono); }

/* toast */
.toast { position: fixed; bottom: var(--space-8); left: 50%; transform: translate(-50%, 20px); opacity: 0; pointer-events: none;
  background: var(--ink-900); color: var(--text-inverse); padding: 12px 18px; border-radius: var(--radius-full); font-size: var(--text-sm); font-weight: 600;
  display: flex; align-items: center; gap: var(--space-2); box-shadow: var(--shadow-xl); z-index: var(--z-toast); transition: opacity var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out); }
.toast[data-show] { opacity: 1; transform: translate(-50%, 0); }
.toast svg { color: var(--accent); }

/* ============================================================
   FULL-WIDTH SECTIONS (reawote-style: span the whole window)
   ============================================================ */
.fb { width: 100%; padding: calc(var(--space-20) * var(--rhythm)) clamp(20px, 4vw, 64px) 0; }
.fb-head { display: flex; align-items: flex-end; justify-content: space-between; gap: var(--space-6); margin-bottom: var(--space-8); }
.fb-head h2 { font-size: var(--text-3xl); line-height: 1.05; }
.fb-head .lede { color: var(--text-secondary); font-size: var(--text-md); max-width: 480px; margin: var(--space-3) 0 0; line-height: var(--leading-relaxed); }

/* texture grid — 4 spheres per row, full width */
.tex-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(20px, 2.4vw, 40px); }
.tex-card { border: none; background: none; cursor: pointer; padding: 0; display: flex; flex-direction: column; gap: var(--space-3); text-align: left; color: inherit; }
.tex-thumb {
  aspect-ratio: 1; border-radius: var(--radius-lg); overflow: hidden;
  background: var(--surface-card); border: 1px solid var(--border-subtle);
  display: flex; align-items: center; justify-content: center;
  transition: transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out), border-color var(--dur-base) var(--ease-out);
}
.tex-thumb img { width: 100%; height: 100%; object-fit: contain; transition: transform 0.5s var(--ease-out); }
.tex-card:hover .tex-thumb { box-shadow: var(--shadow-lg); border-color: transparent; }
.tex-card:hover .tex-thumb img { transform: scale(1.85); }
.tex-card:focus-visible { outline: none; }
.tex-card:focus-visible .tex-thumb { box-shadow: 0 0 0 3px var(--ring); }
.tex-meta { display: flex; flex-direction: column; gap: 6px; }
.tex-name { font-weight: 600; font-size: var(--text-base); color: var(--text-primary); line-height: 1.3; }
.tex-sub { display: flex; align-items: center; gap: var(--space-2); }
.tex-coll { font-size: var(--text-xs); color: var(--text-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* go beyond reality — render showcase, aligned with the menu/hero container */
.gobeyond { max-width: var(--container); margin: 0 auto; padding-left: var(--space-8); padding-right: var(--space-8); padding-bottom: var(--space-4); }
.gobeyond .fb-head h2 { font-size: clamp(2.8rem, 5.4vw, 4.5rem); line-height: 1.02; }
.gb-grid { columns: 4; column-gap: var(--space-4); }
.gb-shot { display: block; width: 100%; margin-bottom: var(--space-4); break-inside: avoid; position: relative; border: none; padding: 0; background: none; cursor: zoom-in; border-radius: var(--radius-lg); overflow: hidden; }
.gb-shot img { width: 100%; display: block; transition: filter var(--dur-base) var(--ease-out); }
.gb-shot:hover img { filter: brightness(1.06); }
.gb-cap { position: absolute; left: 0; right: 0; bottom: 0; padding: 20px 12px 10px; font-family: var(--font-mono); font-size: var(--text-2xs); color: #fff; text-align: left;
  background: linear-gradient(transparent, rgba(0,0,0,0.68)); opacity: 0; transform: translateY(4px);
  transition: opacity var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out); }
.gb-shot:hover .gb-cap { opacity: 1; transform: none; }

/* hero — centered container, two columns: copy + how-it-works */
.hero--two { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr); gap: clamp(40px, 6vw, 96px); align-items: center; padding: calc(var(--space-16) * var(--rhythm)) 0 var(--space-12); }
.hero--two .hero-copy { max-width: 540px; }
.hero-how { border-left: 1px solid var(--border-subtle); padding-left: clamp(24px, 3vw, 56px); }
.how-mini { display: flex; flex-direction: column; margin-top: var(--space-5); }
.how-mini-step { display: grid; grid-template-columns: auto 1fr; gap: var(--space-4); padding: var(--space-5) 0; border-top: 1px solid var(--border-subtle); }
.how-mini-step:first-child { border-top: none; padding-top: var(--space-2); }
.how-mini-num { font-family: var(--font-display); font-weight: 700; color: var(--text-accent); font-size: var(--text-xl); line-height: 1; }
.how-mini h3 { font-size: var(--text-md); letter-spacing: -0.01em; }
.how-mini p { margin: 4px 0 0; font-size: var(--text-sm); color: var(--text-secondary); line-height: var(--leading-normal); }

/* sidebar — brand parent over its collections */
.brand-group { display: flex; flex-direction: column; gap: var(--space-2); }
.brand-name { display: flex; align-items: center; justify-content: space-between; font-family: var(--font-display); font-weight: 700; font-size: var(--text-md); color: var(--text-primary); padding: 6px 10px; }
.brand-name .filt-count { font-family: var(--font-mono); font-size: var(--text-2xs); color: var(--text-muted); font-weight: 400; }
.brand-colls { padding-left: var(--space-3); border-left: 1px solid var(--border-subtle); margin-left: 10px; }

/* browse: sidebar + full-width sphere grid */
.browse { display: grid; grid-template-columns: 220px 1fr; gap: clamp(24px, 3vw, 48px); align-items: start; }
.browse .filters { position: sticky; top: 92px; }
.browse .tex-grid { grid-template-columns: repeat(4, 1fr); }

/* modal preview gallery */
.modal-stage { position: relative; width: 100%; aspect-ratio: 1; border: 1px solid var(--border-subtle); border-radius: var(--radius-lg); background: var(--surface-page); overflow: hidden; cursor: zoom-in; padding: 0; display: block; }
.modal-stage img { width: 100%; height: 100%; object-fit: contain; }
.stage-zoom, .use-zoom { position: absolute; top: 10px; right: 10px; width: 30px; height: 30px; border-radius: var(--radius-full); background: color-mix(in oklab, var(--surface-card) 86%, transparent); color: var(--text-secondary); display: flex; align-items: center; justify-content: center; box-shadow: var(--shadow-sm); opacity: 0; transition: opacity var(--dur-fast) var(--ease-out); }
.modal-stage:hover .stage-zoom, .use-shot:hover .use-zoom { opacity: 1; }
.modal-thumbs2 { display: flex; gap: var(--space-3); margin-top: var(--space-4); }
.mthumb { width: 64px; height: 64px; border: 2px solid transparent; border-radius: var(--radius-md); background: var(--surface-page); overflow: hidden; cursor: pointer; padding: 0; }
.mthumb img { width: 100%; height: 100%; object-fit: contain; }
.mthumb--board img { object-fit: cover; }
.mthumb[data-active] { border-color: var(--accent); }

/* modal — use-case renders */
.modal-use { border-top: 1px solid var(--border-subtle); padding-top: var(--space-8); }
.modal-use-head { font-family: var(--font-display); font-weight: 700; font-size: var(--text-lg); margin-bottom: var(--space-5); }
.modal-use-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-4); }
.use-shot { position: relative; border: none; padding: 0; cursor: zoom-in; border-radius: var(--radius-lg); overflow: hidden; aspect-ratio: 4 / 3; background: var(--surface-sunken); }
.use-shot img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform var(--dur-base) var(--ease-out); }
.use-shot:hover img { transform: scale(1.04); }

/* lightbox (gallery) */
.lightbox { position: fixed; inset: 0; z-index: var(--z-toast); display: flex; align-items: center; justify-content: center; padding: clamp(16px, 4vw, 56px); background: color-mix(in oklab, #14150F 82%, transparent); backdrop-filter: blur(6px); opacity: 0; animation: lb-in 0.2s var(--ease-out) forwards; cursor: zoom-out; }
@keyframes lb-in { to { opacity: 1; } }
.lb-stage { width: 88vw; height: 86vh; display: flex; align-items: center; justify-content: center; }
.lightbox img { max-width: 100%; max-height: 100%; object-fit: contain; border-radius: var(--radius-md); box-shadow: var(--shadow-xl); cursor: default; }
.lightbox-close { position: fixed; top: var(--space-5); right: var(--space-5); background: var(--surface-card); }
.lb-nav { position: fixed; top: 50%; transform: translateY(-50%); width: 52px; height: 52px; border-radius: var(--radius-full); border: none; cursor: pointer; background: var(--surface-card); color: var(--text-primary); display: flex; align-items: center; justify-content: center; box-shadow: var(--shadow-lg); transition: transform var(--dur-fast) var(--ease-out); }
.lb-nav:hover { transform: translateY(-50%) scale(1.06); }
.lb-prev { left: clamp(12px, 3vw, 40px); }
.lb-next { right: clamp(12px, 3vw, 40px); }
.lb-bar { position: fixed; bottom: var(--space-6); left: 50%; transform: translateX(-50%); display: flex; align-items: center; gap: var(--space-4); max-width: 92vw;
  font-family: var(--font-mono); font-size: var(--text-xs); color: var(--text-inverse); background: color-mix(in oklab, #000 42%, transparent); padding: 8px 16px; border-radius: var(--radius-full); }
.lb-bar:empty { display: none; }
.lb-bar-decors { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.lb-bar-count { opacity: 0.7; flex: none; }

/* back-to-top */
.to-top { position: fixed; right: var(--space-6); bottom: var(--space-6); width: 46px; height: 46px; border-radius: var(--radius-full); border: none; cursor: pointer;
  background: var(--accent); color: var(--accent-on); display: flex; align-items: center; justify-content: center; box-shadow: var(--shadow-lg);
  opacity: 0; transform: translateY(10px); pointer-events: none; z-index: var(--z-sticky);
  transition: opacity var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out), background var(--dur-fast); }
.to-top.show { opacity: 1; transform: none; pointer-events: auto; }
.to-top:hover { background: var(--accent-hover); }

/* scroll-reveal */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s var(--ease-out), transform .7s var(--ease-out); }
.reveal[data-in] { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } }

/* responsive */
@media (max-width: 940px) {
  .hero[data-hero="split"] { grid-template-columns: 1fr; gap: var(--space-10); }
  .hero[data-hero="split"] .hero-art { order: -1; }
  .coll-grid, .mat-grid, .cat-grid, .channels, .how-grid, .modal-related-grid { grid-template-columns: repeat(2, 1fr); }
  .values { grid-template-columns: 1fr; gap: var(--space-6); }
  .catalog { grid-template-columns: 1fr; }
  .filters { position: static; }
  .freeband-inner { grid-template-columns: 1fr; gap: var(--space-8); padding: var(--space-8); }
  .modal-top { grid-template-columns: 1fr; gap: var(--space-6); }
  .modal-card { padding: var(--space-6); }
  .hdr-search { display: none; }
  .ftr-inner { grid-template-columns: 1fr; gap: var(--space-8); }
  .tex-grid, .browse .tex-grid { grid-template-columns: repeat(2, 1fr); }
  .fb-head { flex-direction: column; align-items: flex-start; gap: var(--space-3); }
  .gb-grid { columns: 2; }
  .browse { grid-template-columns: 1fr; }
  .browse .filters { position: static; }
  .modal-use-grid { grid-template-columns: repeat(2, 1fr); }
  .hero--two { grid-template-columns: 1fr; gap: var(--space-8); }
  .hero-how { border-left: none; padding-left: 0; border-top: 1px solid var(--border-subtle); padding-top: var(--space-6); }
}
@media (max-width: 560px) {
  .coll-grid, .mat-grid, .cat-grid, .channels, .how-grid { grid-template-columns: repeat(2, 1fr); }
  .tex-grid { grid-template-columns: repeat(2, 1fr); }
  .hdr-nav { display: none; }
}