/* ============================================================
   VOYAGO Cascade Pro — premium one-product page
   Style: Liquid Glass · Water theme · scroll light↔dark
   ============================================================ */

:root {
  /* VOYAGO brand / accent (glacier) */
  --aqua:        #00c6ff;   /* glacier */
  --aqua-deep:   #0a63d8;   /* glacier-deep (text-safe on light) */
  --aqua-soft:   #7fdcff;   /* glacier-pale */
  --accent:      #00c6ff;

  /* LIGHT THEME (default) */
  --bg:          #eaf2fb;
  --bg-2:        #f6fbff;
  --surface:     rgba(255,255,255,0.66);
  --surface-2:   rgba(255,255,255,0.48);
  --border:      rgba(15,35,70,0.10);
  --text:        #0a0f1e;
  --text-soft:   #44556f;
  --text-dim:    #6b7d97;
  --shadow:      0 24px 60px -24px rgba(10,40,90,0.30);
  --glow:        rgba(0,198,255,0.45);

  /* PRODUCT — white variant */
  --p-light:      #ffffff;
  --p-body:       #eef1f4;
  --p-shadow:     #c4ccd3;
  --p-rim-light:  #ffffff;
  --p-rim:        #d4dbe1;
  --p-perf:       #aab4bd;
  --p-inner:      #ffffff;
  --p-inner-edge: #e9eef2;
  --p-inner-ring: #cfd7dd;
  --p-grip-light: #e9edf0;
  --p-grip:       #cfd6dc;
  --p-grip-dark:  #aeb7bf;
  --p-grip-dot:   #9aa4ac;

  --nav-h: 70px;
  --maxw: 1180px;
  --r-lg: 28px;
  --r-md: 18px;
  --ease: cubic-bezier(.22,.61,.36,1);
  --theme-t: 700ms var(--ease);
}

/* DARK THEME — VOYAGO navy (applied while inside dark sections) */
body[data-theme="dark"] {
  --bg:        #0a0f1e;
  --bg-2:      #111827;
  --surface:   rgba(20,30,52,0.55);
  --surface-2: rgba(30,42,68,0.42);
  --border:    rgba(255,255,255,0.09);
  --text:      #f4f9ff;
  --text-soft: #b3c2da;
  --text-dim:  #8294b4;
  --shadow:    0 28px 70px -26px rgba(0,0,0,0.7);
  --glow:      rgba(0,198,255,0.5);

  /* PRODUCT — graphite variant */
  --p-light:      #5a6066;
  --p-body:       #3a3f44;
  --p-shadow:     #1d2125;
  --p-rim-light:  #6b7176;
  --p-rim:        #2c3034;
  --p-perf:       #14171a;
  --p-inner:      #f4f6f8;
  --p-inner-edge: #c7ccd0;
  --p-inner-ring: #20242a;
  --p-grip-light: #44494e;
  --p-grip:       #2a2e33;
  --p-grip-dark:  #16191c;
  --p-grip-dot:   #0f1113;
}

/* ---------- base ---------- */
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: 'Inter', system-ui, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  overflow-x: clip; /* clip (not hidden) so body doesn't become the scroll container */
  transition: background var(--theme-t), color var(--theme-t);
  -webkit-font-smoothing: antialiased;
}
body::before {
  content: ""; position: fixed; inset: 0; z-index: -2;
  background:
    radial-gradient(1100px 700px at 78% -8%, var(--bg-2), transparent 60%),
    radial-gradient(900px 600px at 8% 12%, color-mix(in srgb, var(--aqua) 14%, transparent), transparent 60%),
    var(--bg);
  transition: background var(--theme-t);
}
h1,h2,h3,h4 { font-family: 'Inter', sans-serif; line-height: 1.1; letter-spacing: -0.02em; color: var(--text); }
/* VOYAGO editorial serif for the big display moments */
.hero-title,
.section-head h2,
.showcase-copy h2,
.specs-head h2,
.buy-left h2,
.variant-controls h3 { font-family: 'Playfair Display', Georgia, serif; letter-spacing: -0.01em; font-weight: 700; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }
em { font-style: normal; color: var(--aqua-deep); }
body[data-theme="dark"] em { color: var(--aqua-soft); }

.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: clamp(20px, 5vw, 40px); }
.section { position: relative; padding: clamp(72px, 12vh, 140px) 0; }

/* ---------- scroll progress ---------- */
.scroll-progress { position: fixed; top: 0; left: 0; right: 0; height: 3px; z-index: 200; background: transparent; }
.scroll-progress span { display: block; height: 100%; width: 0%; background: linear-gradient(90deg, var(--aqua), var(--aqua-soft)); box-shadow: 0 0 12px var(--glow); transition: width .1s linear; }

/* ---------- droplet canvas ---------- */
.drop-canvas { position: fixed; inset: 0; z-index: -1; pointer-events: none; opacity: .9; }

/* ---------- nav ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; height: var(--nav-h); z-index: 100;
  display: flex; align-items: center; gap: 24px;
  padding-inline: clamp(20px, 5vw, 40px);
  backdrop-filter: blur(14px) saturate(1.4); -webkit-backdrop-filter: blur(14px) saturate(1.4);
  background: color-mix(in srgb, var(--bg) 62%, transparent);
  border-bottom: 1px solid transparent;
  transition: background var(--theme-t), border-color .3s, height .3s;
}
.nav.scrolled { border-bottom-color: var(--border); height: 60px; }
.brand { display: inline-flex; align-items: center; gap: 8px; }
.brand-mark { color: var(--aqua); display: inline-flex; opacity: .9; }
.brand-name {
  font-family: 'Playfair Display', Georgia, serif; font-size: 1.35rem; font-weight: 700;
  letter-spacing: .22em; padding-left: .22em;
  background: linear-gradient(120deg, var(--text) 0%, var(--aqua) 130%);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.nav-links { display: flex; gap: 28px; margin-left: auto; font-weight: 500; font-size: .94rem; }
.nav-links a { color: var(--text-soft); transition: color .2s; position: relative; }
.nav-links a:hover { color: var(--text); }
.nav-links a::after { content: ""; position: absolute; left: 0; bottom: -5px; height: 2px; width: 0; background: var(--aqua); transition: width .25s var(--ease); }
.nav-links a:hover::after { width: 100%; }
.nav-cta { margin-left: 8px; }
@media (max-width: 820px){ .nav-links { display: none; } .nav-cta { margin-left: auto; } }

/* ---------- buttons ---------- */
.btn {
  --bg-btn: var(--aqua);
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: 'Inter'; font-weight: 700; font-size: .98rem; letter-spacing: .01em;
  padding: 13px 24px; border-radius: 999px; border: 1px solid transparent;
  cursor: pointer; transition: transform .2s var(--ease), box-shadow .25s, background .25s, color .25s;
  will-change: transform; white-space: nowrap;
}
.btn-sm { padding: 9px 18px; font-size: .9rem; }
.btn-lg { padding: 16px 30px; font-size: 1.04rem; }
.btn-block { width: 100%; }
.btn-primary {
  background: linear-gradient(135deg, var(--aqua), var(--aqua-deep));
  color: #fff; box-shadow: 0 12px 30px -10px var(--glow), inset 0 1px 0 rgba(255,255,255,.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 20px 44px -12px var(--glow), inset 0 1px 0 rgba(255,255,255,.4); }
.btn-primary:active { transform: translateY(0); }
.btn-ghost { background: var(--surface); color: var(--text); border-color: var(--border); backdrop-filter: blur(8px); }
.btn-ghost:hover { transform: translateY(-2px); border-color: color-mix(in srgb, var(--aqua) 50%, transparent); }
.btn:focus-visible { outline: 3px solid var(--aqua); outline-offset: 3px; }

/* ---------- glass surfaces ---------- */
.glass {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-lg);
  backdrop-filter: blur(20px) saturate(1.5); -webkit-backdrop-filter: blur(20px) saturate(1.5);
  box-shadow: var(--shadow);
}
.glass-dark { background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--r-md); backdrop-filter: blur(16px); }

/* ---------- section heads ---------- */
.section-head { max-width: 680px; margin: 0 auto clamp(40px, 6vh, 72px); text-align: center; }
.kicker { display: inline-block; font-family: 'Inter'; font-weight: 700; font-size: .8rem; letter-spacing: .16em; text-transform: uppercase; color: var(--aqua-deep); margin-bottom: 14px; }
body[data-theme="dark"] .kicker { color: var(--aqua-soft); }
.section-head h2 { font-size: clamp(1.9rem, 4.6vw, 3.1rem); font-weight: 800; }
.section-head p { margin-top: 16px; color: var(--text-soft); font-size: 1.08rem; }

/* ============================================================
   HERO
   ============================================================ */
.hero { min-height: 100svh; display: flex; align-items: center; padding-top: calc(var(--nav-h) + 24px); overflow: hidden; }
.hero-inner { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(24px, 5vw, 64px); align-items: center; width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: clamp(20px, 5vw, 40px); }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; font-size: .85rem; color: var(--text-soft); padding: 6px 14px; border-radius: 999px; background: var(--surface); border: 1px solid var(--border); margin-bottom: 22px; }
.eyebrow .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--aqua); box-shadow: 0 0 0 4px color-mix(in srgb, var(--aqua) 25%, transparent); animation: pulse 2.4s infinite; }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.4} }
.hero-title { font-size: clamp(2.8rem, 7vw, 5.2rem); font-weight: 800; }
.hero-sub { margin: 22px 0 32px; font-size: clamp(1.02rem, 1.6vw, 1.2rem); color: var(--text-soft); max-width: 30em; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 38px; }
.hero-trust { display: flex; flex-wrap: wrap; gap: 28px; list-style: none; }
.hero-trust li { display: flex; flex-direction: column; }
.hero-trust strong { font-family: 'Inter'; font-weight: 800; font-size: 1.15rem; }
.hero-trust span { font-size: .8rem; color: var(--text-dim); }

.hero-stage { position: relative; display: grid; place-items: center; min-height: 520px; }
.stage-glow { position: absolute; width: 78%; aspect-ratio: 1; border-radius: 50%; background: radial-gradient(circle, var(--glow), transparent 65%); filter: blur(20px); opacity: .8; z-index: 0; }
.dark-glow { background: radial-gradient(circle, rgba(56,194,221,.5), transparent 62%); }
.soft { opacity: .55; width: 70%; }
.product-float { position: relative; z-index: 2; animation: bob 6s ease-in-out infinite; }
@keyframes bob { 0%,100%{ transform: translateY(0) } 50%{ transform: translateY(-16px) } }
.product { width: clamp(220px, 30vw, 320px); filter: drop-shadow(0 40px 50px rgba(15,45,60,.28)); }
body[data-theme="dark"] .product { filter: drop-shadow(0 44px 56px rgba(0,0,0,.6)); }
.product-svg { transition: filter var(--theme-t); }
.product-svg * { transition: fill var(--theme-t), stroke var(--theme-t), stop-color var(--theme-t); }

.floating-spec {
  position: absolute; z-index: 3; font-family: 'Inter'; font-weight: 700; font-size: .82rem;
  padding: 8px 14px; border-radius: 999px; background: var(--surface); border: 1px solid var(--border);
  backdrop-filter: blur(10px); box-shadow: var(--shadow); color: var(--text);
}
.spec-1 { top: 12%; left: -4%; animation: bob 7s ease-in-out infinite; }
.spec-2 { top: 44%; right: -6%; animation: bob 5.5s ease-in-out .5s infinite; }
.spec-3 { bottom: 14%; left: 2%; animation: bob 6.5s ease-in-out .2s infinite; }
@media (max-width: 560px){ .floating-spec { display: none; } }
@media (max-width: 860px){
  .hero { padding-top: calc(var(--nav-h) + 8px); }
  .hero-inner { grid-template-columns: 1fr; gap: 8px; }
  .hero-stage { min-height: 320px; order: 2; }
  .product-photo { width: clamp(200px, 56vw, 300px); }
}

.scroll-cue { position: absolute; bottom: 26px; left: 50%; transform: translateX(-50%); width: 26px; height: 42px; border: 2px solid var(--text-dim); border-radius: 14px; display: grid; justify-items: center; padding-top: 7px; opacity: .7; }
.scroll-cue span { width: 4px; height: 8px; border-radius: 2px; background: var(--aqua); animation: cue 1.6s infinite; }
@keyframes cue { 0%{ transform: translateY(0); opacity: 1 } 70%{ transform: translateY(14px); opacity: 0 } 100%{ opacity: 0 } }

.ripple-layer { position: absolute; inset: 0; overflow: hidden; z-index: 1; pointer-events: none; border-radius: inherit; }
.ripple { position: absolute; border: 2px solid var(--aqua); border-radius: 50%; transform: translate(-50%,-50%); pointer-events: none; animation: ripple 900ms var(--ease) forwards; }
@keyframes ripple { from { width: 0; height: 0; opacity: .7; } to { width: 320px; height: 320px; opacity: 0; } }

/* ---------- marquee ---------- */
.marquee { overflow: hidden; border-block: 1px solid var(--border); padding: 14px 0; background: var(--surface-2); backdrop-filter: blur(6px); transition: background var(--theme-t), border-color var(--theme-t); }
.marquee-track { display: inline-flex; gap: 26px; white-space: nowrap; font-family: 'Inter'; font-weight: 800; letter-spacing: .14em; font-size: .92rem; color: var(--text-soft); animation: scroll-x 26s linear infinite; }
.marquee-track i { color: var(--aqua); font-style: normal; }
@keyframes scroll-x { to { transform: translateX(-50%); } }

/* ---------- features ---------- */
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.feature-card { padding: 30px 26px; transition: transform .3s var(--ease), box-shadow .3s; }
.feature-card:hover { transform: translateY(-6px); }
.feature-ic { width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center; color: var(--aqua-deep); background: color-mix(in srgb, var(--aqua) 14%, transparent); margin-bottom: 18px; }
body[data-theme="dark"] .feature-ic { color: var(--aqua-soft); }
.feature-ic svg { width: 26px; height: 26px; }
.feature-card h3 { font-size: 1.2rem; margin-bottom: 8px; }
.feature-card p { color: var(--text-soft); font-size: .96rem; }
@media (max-width: 940px){ .feature-grid { grid-template-columns: repeat(2,1fr); } }
@media (max-width: 520px){ .feature-grid { grid-template-columns: 1fr; } }

/* ---------- showcase (dark) ---------- */
.showcase { overflow: hidden; }
.showcase-inner { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(30px,5vw,70px); align-items: center; }
.showcase-copy h2 { font-size: clamp(2rem, 4.8vw, 3.4rem); font-weight: 800; }
.showcase-copy p { margin-top: 18px; color: var(--text-soft); font-size: 1.08rem; max-width: 32em; }
.showcase-stats { display: flex; gap: 34px; margin-top: 34px; flex-wrap: wrap; }
.showcase-stats strong { font-family: 'Inter'; font-weight: 800; font-size: clamp(1.8rem, 4vw, 2.6rem); color: var(--aqua-soft); display: block; }
.showcase-stats span { font-size: .85rem; color: var(--text-dim); }
.showcase-stage { position: relative; display: grid; place-items: center; min-height: 480px; order: 2; }
@media (max-width: 860px){ .showcase-inner { grid-template-columns: 1fr; } .showcase-stage { order: -1; min-height: 360px; } }

.wave-divider { position: absolute; bottom: -1px; left: 0; width: 100%; height: 90px; }
.wave-divider path { fill: var(--bg); transition: fill var(--theme-t); }

/* ---------- variants ---------- */
.variant-shell { display: grid; grid-template-columns: 1fr 1fr; gap: 0; overflow: hidden; }
.variant-viewer { position: relative; display: grid; place-items: center; min-height: 460px; background: linear-gradient(160deg, color-mix(in srgb, var(--aqua) 8%, transparent), transparent); border-right: 1px solid var(--border); }
.variant-controls { padding: clamp(28px, 4vw, 48px); display: flex; flex-direction: column; }
.variant-controls h3 { font-size: 1.8rem; margin-bottom: 10px; }
.variant-controls > p { color: var(--text-soft); margin-bottom: 22px; }
.swatches { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 24px; }
.swatch { display: inline-flex; align-items: center; gap: 9px; padding: 9px 16px 9px 9px; border-radius: 999px; border: 1.5px solid var(--border); background: var(--surface-2); cursor: pointer; font-family: 'Inter'; font-weight: 600; font-size: .9rem; color: var(--text); transition: border-color .2s, transform .15s; }
.swatch span { width: 22px; height: 22px; border-radius: 50%; background: linear-gradient(135deg, var(--sw), var(--sw2)); box-shadow: inset 0 0 0 1px rgba(0,0,0,.12); }
.swatch:hover { transform: translateY(-1px); }
.swatch.is-active { border-color: var(--aqua); box-shadow: 0 0 0 3px color-mix(in srgb, var(--aqua) 22%, transparent); }
.variant-list { list-style: none; margin: 4px 0 26px; display: grid; gap: 10px; }
.variant-list li { position: relative; padding-left: 26px; color: var(--text-soft); font-size: .96rem; }
.variant-list li::before { content: ""; position: absolute; left: 0; top: 8px; width: 14px; height: 8px; border-left: 2px solid var(--aqua); border-bottom: 2px solid var(--aqua); transform: rotate(-45deg); }
.variant-controls .btn { align-self: flex-start; margin-top: auto; }
@media (max-width: 760px){ .variant-shell { grid-template-columns: 1fr; } .variant-viewer { border-right: none; border-bottom: 1px solid var(--border); min-height: 340px; } }

/* ---------- product photos ---------- */
/* floating cutout product (transparent PNG, no frame) */
.product-photo {
  position: relative; z-index: 2;
  width: clamp(240px, 34vw, 380px);
  filter: drop-shadow(0 34px 40px rgba(10,40,90,0.28));
  transition: filter var(--theme-t);
}
body[data-theme="dark"] .product-photo { filter: drop-shadow(0 40px 52px rgba(0,0,0,0.6)); }
.product-photo img { width: 100%; height: auto; display: block; }
.variant-photo { width: clamp(220px, 64%, 360px); }
.variant-photo img { transition: opacity .35s var(--ease); }

/* ---------- gallery ---------- */
.gallery-grid { display: grid; grid-template-columns: repeat(2, 1fr); grid-auto-rows: 250px; gap: 20px; }
.gallery-item { position: relative; border-radius: 22px; overflow: hidden; border: 1px solid var(--border); box-shadow: var(--shadow); }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .6s var(--ease); }
.gallery-item:hover img { transform: scale(1.05); }
.gallery-tall { grid-row: span 2; }
.gallery-item figcaption {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 18px 20px; color: #fff; font-family: 'Inter'; font-weight: 600; font-size: .96rem;
  background: linear-gradient(transparent, rgba(5,12,25,0.8));
}
@media (max-width: 720px){ .gallery-grid { grid-template-columns: 1fr; grid-auto-rows: 260px; } .gallery-tall { grid-row: auto; } }

/* ---------- steps ---------- */
.step-grid { list-style: none; display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; counter-reset: s; }
.step { padding: 32px 28px; border-radius: var(--r-md); background: var(--surface); border: 1px solid var(--border); position: relative; backdrop-filter: blur(12px); }
.step-no { font-family: 'Inter'; font-weight: 800; font-size: 2.6rem; color: color-mix(in srgb, var(--aqua) 55%, transparent); line-height: 1; display: block; margin-bottom: 14px; }
.step h3 { font-size: 1.22rem; margin-bottom: 8px; }
.step p { color: var(--text-soft); font-size: .96rem; }
@media (max-width: 760px){ .step-grid { grid-template-columns: 1fr; } }

/* ---------- testimonials ---------- */
.testi-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; }
.testi-card { padding: 28px 26px; display: flex; flex-direction: column; gap: 18px; }
.testi-card blockquote { font-family: 'Inter'; font-weight: 500; font-size: 1.08rem; line-height: 1.5; }
.testi-card figcaption { display: flex; align-items: center; gap: 12px; }
.testi-card .avatar { width: 42px; height: 42px; border-radius: 50%; background: linear-gradient(135deg, var(--a), color-mix(in srgb, var(--a) 50%, #000)); flex: none; }
.testi-card figcaption div { display: flex; flex-direction: column; }
.testi-card figcaption strong { font-size: .95rem; }
.testi-card figcaption em { font-style: normal; font-size: .78rem; color: var(--text-dim); }
.testi-card .stars { margin-left: auto; color: #ffc24b; font-size: .9rem; letter-spacing: 1px; }
@media (max-width: 860px){ .testi-grid { grid-template-columns: 1fr; } }

/* ---------- specs ---------- */
.specs-inner { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(30px,5vw,64px); align-items: start; }
.specs-head { position: sticky; top: 100px; }
.specs-head h2 { font-size: clamp(1.8rem,4vw,2.8rem); font-weight: 800; }
.specs-head p { margin-top: 14px; color: var(--text-soft); }
.spec-table { display: grid; gap: 0; border-radius: var(--r-md); overflow: hidden; border: 1px solid var(--border); }
.spec-table > div { display: flex; justify-content: space-between; gap: 16px; padding: 18px 22px; background: var(--surface); border-bottom: 1px solid var(--border); transition: background .2s; }
.spec-table > div:last-child { border-bottom: none; }
.spec-table > div:hover { background: color-mix(in srgb, var(--aqua) 8%, var(--surface)); }
.spec-table dt { color: var(--text-dim); font-size: .94rem; }
.spec-table dd { font-family: 'Inter'; font-weight: 600; text-align: right; }
@media (max-width: 760px){ .specs-inner { grid-template-columns: 1fr; } .specs-head { position: static; } }

/* ---------- buy ---------- */
.buy-card { position: relative; display: grid; grid-template-columns: 1.1fr .9fr; overflow: hidden; }
.buy-left { padding: clamp(32px,4vw,52px); border-right: 1px solid var(--border); }
.buy-left h2 { font-size: clamp(1.7rem,3.4vw,2.5rem); font-weight: 800; margin: 12px 0 24px; }
.buy-feats { list-style: none; display: grid; gap: 14px; }
.buy-feats li { position: relative; padding-left: 30px; color: var(--text-soft); }
.buy-feats li::before { content: ""; position: absolute; left: 0; top: 2px; width: 20px; height: 20px; border-radius: 50%; background: color-mix(in srgb,var(--aqua) 18%, transparent); }
.buy-feats li::after { content: ""; position: absolute; left: 6px; top: 8px; width: 8px; height: 4px; border-left: 2px solid var(--aqua-deep); border-bottom: 2px solid var(--aqua-deep); transform: rotate(-45deg); }
body[data-theme="dark"] .buy-feats li::after { border-color: var(--aqua-soft); }
.buy-right { padding: clamp(32px,4vw,52px); display: flex; flex-direction: column; gap: 14px; background: var(--surface-2); }
.price { display: flex; align-items: baseline; gap: 12px; }
.price .old { color: var(--text-dim); text-decoration: line-through; font-size: 1.2rem; }
.price .now { font-family: 'Inter'; font-weight: 800; font-size: clamp(2.4rem,5vw,3.2rem); color: var(--text); }
.price-note { font-size: .85rem; color: var(--text-dim); margin-top: -6px; }
.buy-swatches, .buy-sw { display: inline-flex; }
.buy-swatches { gap: 10px; margin: 6px 0; }
.buy-sw { align-items: center; gap: 8px; padding: 8px 14px 8px 8px; border-radius: 999px; border: 1.5px solid var(--border); background: var(--surface); cursor: pointer; font-weight: 600; font-size: .88rem; color: var(--text); transition: border-color .2s; }
.buy-sw span { width: 20px; height: 20px; border-radius: 50%; background: linear-gradient(135deg,var(--sw),var(--sw2)); box-shadow: inset 0 0 0 1px rgba(0,0,0,.12); }
.buy-sw.is-active { border-color: var(--aqua); box-shadow: 0 0 0 3px color-mix(in srgb,var(--aqua) 20%, transparent); }
.guarantee { font-size: .82rem; color: var(--text-dim); text-align: center; }
@media (max-width: 760px){ .buy-card { grid-template-columns: 1fr; } .buy-left { border-right: none; border-bottom: 1px solid var(--border); } }

/* ---------- faq ---------- */
.faq-inner { max-width: 820px; }
.accordion { display: grid; gap: 12px; }
.accordion details { border: 1px solid var(--border); border-radius: var(--r-md); background: var(--surface); backdrop-filter: blur(10px); overflow: hidden; transition: border-color .2s; }
.accordion details[open] { border-color: color-mix(in srgb,var(--aqua) 45%, transparent); }
.accordion summary { list-style: none; cursor: pointer; padding: 20px 24px; font-family: 'Inter'; font-weight: 700; font-size: 1.05rem; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.accordion summary::-webkit-details-marker { display: none; }
.accordion .chev { width: 12px; height: 12px; border-right: 2px solid var(--aqua); border-bottom: 2px solid var(--aqua); transform: rotate(45deg); transition: transform .3s var(--ease); flex: none; }
.accordion details[open] .chev { transform: rotate(-135deg); }
.accordion p { padding: 0 24px 22px; color: var(--text-soft); }

/* ---------- footer ---------- */
.footer { background: var(--bg-2); border-top: 1px solid var(--border); padding: 64px 0 28px; transition: background var(--theme-t), border-color var(--theme-t); }
.footer-inner { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 32px; }
.footer-brand p { color: var(--text-soft); margin-top: 14px; max-width: 28em; font-size: .94rem; }
.footer-col h4 { font-size: .82rem; letter-spacing: .12em; text-transform: uppercase; color: var(--text-dim); margin-bottom: 16px; }
.footer-col a { display: block; color: var(--text-soft); padding: 5px 0; font-size: .94rem; transition: color .2s; }
.footer-col a:hover { color: var(--aqua); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; margin-top: 48px; padding-top: 22px; border-top: 1px solid var(--border); color: var(--text-dim); font-size: .85rem; flex-wrap: wrap; gap: 12px; }
.footer-social { display: flex; gap: 10px; }
.footer-social a { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 50%; border: 1px solid var(--border); font-size: .72rem; font-weight: 700; transition: border-color .2s, color .2s; }
.footer-social a:hover { border-color: var(--aqua); color: var(--aqua); }
@media (max-width: 760px){ .footer-inner { grid-template-columns: 1fr 1fr; } }

/* ---------- toast ---------- */
.toast { position: fixed; bottom: 28px; left: 50%; transform: translate(-50%, 120%); background: var(--text); color: var(--bg); padding: 14px 22px; border-radius: 14px; font-family: 'Inter'; font-weight: 600; box-shadow: 0 20px 50px -16px rgba(0,0,0,.5); z-index: 300; transition: transform .4s var(--ease); }
.toast.show { transform: translate(-50%, 0); }

/* ---------- reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
  .drop-canvas { display: none; }
}