/* ============= DESIGN TOKENS — Aromatherapy Mist variant ============= */
:root {
  --df-navy: #0033a0;
  --df-navy-deep: #001f5c;
  --df-navy-ink: #0a1430;
  --df-navy-pale: #eef3fc;
  --df-navy-line: #cdddf6;

  --df-emerald: #10b981;
  --df-emerald-deep: #047857;
  --df-emerald-bright: #34d399;
  --df-emerald-glow: #6ee7b7;
  --df-emerald-pale: #d1fae5;
  --df-emerald-line: #a7f3d0;

  --df-paper: #ffffff;
  --df-glass: #f8fafc;
  --df-mist: #f1f5f9;
  --df-cream: #fdfbf7;

  --df-ink: #0f172a;
  --df-slate: #475569;
  --df-slate-soft: #64748b;

  --df-font-display: "Sora", "Inter", system-ui, sans-serif;
  --df-font-body: "Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;

  --df-max: 1280px;
  --df-pad: clamp(16px, 4vw, 40px);
  --df-radius: 14px;
  --df-radius-sm: 8px;
  --df-shadow-sm: 0 1px 3px rgba(15, 23, 42, .06), 0 1px 2px rgba(15, 23, 42, .04);
  --df-shadow: 0 8px 24px -8px rgba(0, 51, 160, .15), 0 4px 8px -4px rgba(0, 51, 160, .08);
  --df-shadow-emerald: 0 12px 32px -12px rgba(16, 185, 129, .35);
  --df-ease: cubic-bezier(.4, 0, .2, 1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--df-font-body);
  font-size: 16px;
  line-height: 1.65;
  color: var(--df-ink);
  background: var(--df-paper);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

.container { max-width: var(--df-max); margin: 0 auto; padding: 0 var(--df-pad); width: 100%; }
.section { padding: clamp(56px, 8vw, 96px) 0; position: relative; }
.section--alt { background: var(--df-glass); }
.section--cream { background: var(--df-cream); }
.section--navy { background: var(--df-navy); color: #fff; }

a { color: var(--df-navy); text-decoration: none; transition: color .2s var(--df-ease); }
a:hover { color: var(--df-emerald-deep); }

/* ============= HEADER ============= */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--df-navy-line);
}
.header-inner {
  max-width: var(--df-max); margin: 0 auto;
  padding: 14px var(--df-pad);
  display: flex; align-items: center; justify-content: space-between;
}
.brand {
  font-family: var(--df-font-display);
  font-weight: 800; font-size: 20px;
  color: var(--df-navy); letter-spacing: -.02em;
  display: flex; align-items: center; gap: 10px;
}
.brand em { font-style: italic; color: var(--df-emerald); font-weight: 700; }
.brand-mark {
  display: inline-flex; align-items: center; justify-content: center;
  width: 30px; height: 30px; border-radius: 8px;
  background: linear-gradient(135deg, var(--df-navy), var(--df-emerald-deep));
  color: #fff; font-size: 13px; font-weight: 800;
}
.nav-desktop { display: flex; align-items: center; gap: 28px; }
.nav-desktop a {
  font-size: 14px; font-weight: 500; color: var(--df-slate);
  position: relative;
}
.nav-desktop a:hover { color: var(--df-navy); }
.nav-desktop a.is-active { color: var(--df-navy); font-weight: 600; }
.nav-desktop a.is-active::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -6px;
  height: 2px; background: var(--df-emerald); border-radius: 2px;
}
.nav-toggle {
  display: none; background: none; border: none; cursor: pointer;
  padding: 8px; color: var(--df-navy);
}
.nav-toggle svg { width: 24px; height: 24px; }
@media (max-width: 900px) {
  .nav-desktop { display: none; }
  .nav-toggle { display: inline-flex; }
  .nav-desktop.is-open {
    display: flex; flex-direction: column;
    position: absolute; top: 100%; left: 0; right: 0;
    background: #fff; padding: 20px var(--df-pad);
    border-bottom: 1px solid var(--df-navy-line);
    box-shadow: var(--df-shadow);
    gap: 16px;
  }
}

/* ============= BUTTONS ============= */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 22px; border-radius: var(--df-radius-sm);
  font-family: var(--df-font-body); font-weight: 600; font-size: 14px;
  cursor: pointer; border: 2px solid transparent;
  transition: all .2s var(--df-ease);
  text-decoration: none;
}
.btn--lg { padding: 15px 28px; font-size: 15px; }
.btn--sm { padding: 9px 16px; font-size: 13px; }
.btn--primary {
  background: var(--df-navy); color: #fff;
  box-shadow: 0 4px 12px -4px rgba(0, 51, 160, .4);
}
.btn--primary:hover { background: var(--df-navy-deep); color: #fff; transform: translateY(-1px); }
.btn--emerald {
  background: var(--df-emerald); color: #fff;
  box-shadow: 0 4px 12px -4px rgba(16, 185, 129, .4);
}
.btn--emerald:hover { background: var(--df-emerald-deep); color: #fff; transform: translateY(-1px); }
.btn--ghost {
  background: transparent; color: var(--df-navy);
  border-color: var(--df-navy-line);
}
.btn--ghost:hover { border-color: var(--df-navy); background: var(--df-navy-pale); }
.btn--ghost-light {
  background: transparent; color: #fff;
  border-color: rgba(255, 255, 255, .35);
}
.btn--ghost-light:hover { border-color: #fff; background: rgba(255, 255, 255, .12); color: #fff; }
.btn__group { display: flex; flex-wrap: wrap; gap: 12px; }
.btn__group--center { justify-content: center; }

/* ============= EYEBROW ============= */
.eyebrow {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--df-font-body);
  font-size: 12px; font-weight: 700;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--df-emerald-deep);
  padding: 6px 12px; border-radius: 100px;
  background: var(--df-emerald-pale);
}
.eyebrow--navy { color: var(--df-navy); background: var(--df-navy-pale); }
.eyebrow--light { color: var(--df-emerald-glow); background: rgba(255, 255, 255, .08); }

/* ============= SECTION HEAD ============= */
.section-head {
  text-align: center; max-width: 720px; margin: 0 auto clamp(32px, 5vw, 56px);
  display: flex; flex-direction: column; align-items: center; gap: 16px;
}
.section-head h2 {
  font-family: var(--df-font-display);
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800; letter-spacing: -.02em;
  color: var(--df-navy-ink); line-height: 1.15;
}
.section-head h2 em {
  font-style: normal;
  background: linear-gradient(135deg, var(--df-emerald-deep), var(--df-emerald), var(--df-emerald-bright));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.section-head p {
  color: var(--df-slate); font-size: 16px; max-width: 620px;
}

/* ============= HERO ============= */
.hero {
  position: relative; overflow: hidden;
  background:
    radial-gradient(ellipse 800px 400px at 15% 20%, rgba(16, 185, 129, .10), transparent 60%),
    radial-gradient(ellipse 600px 500px at 90% 80%, rgba(0, 51, 160, .08), transparent 60%),
    linear-gradient(180deg, #fff 0%, var(--df-glass) 100%);
  padding: clamp(48px, 7vw, 80px) 0 clamp(56px, 8vw, 96px);
}
.hero__grid {
  display: grid; grid-template-columns: 1.1fr 1fr; gap: clamp(32px, 5vw, 64px);
  align-items: center;
}
.hero__eyebrow { margin-bottom: 20px; }
.hero h1 {
  font-family: var(--df-font-display);
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 800; letter-spacing: -.025em;
  line-height: 1.08; color: var(--df-navy-ink);
  margin-bottom: 22px;
}
.hero h1 em {
  font-style: normal;
  background: linear-gradient(135deg, var(--df-emerald-deep) 0%, var(--df-emerald) 50%, var(--df-emerald-bright) 100%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero__lead {
  font-size: clamp(16px, 2vw, 18px);
  color: var(--df-slate); max-width: 540px;
  margin-bottom: 28px;
}
.hero__cta { margin-bottom: 32px; }
.hero__bullets {
  display: flex; flex-wrap: wrap; gap: 18px 28px;
  padding-top: 24px; border-top: 1px solid var(--df-navy-line);
}
.hero__bullet {
  display: flex; align-items: center; gap: 10px;
  font-size: 14px; font-weight: 500; color: var(--df-ink);
}
.hero__bullet svg { width: 18px; height: 18px; color: var(--df-emerald); flex-shrink: 0; }
.hero__visual {
  position: relative;
  aspect-ratio: 1 / 1;
  max-width: 480px;
  margin-left: auto;
}
@media (max-width: 900px) {
  .hero__grid { grid-template-columns: 1fr; }
  .hero__visual { max-width: 360px; margin: 16px auto 0; }
}

/* ============= DIFFUSION SPECTRUM VISUAL ============= */
.spectrum-card {
  position: relative;
  background: #fff;
  border-radius: 24px;
  padding: clamp(20px, 3vw, 32px);
  box-shadow: var(--df-shadow);
  border: 1px solid var(--df-navy-line);
  overflow: hidden;
}
.spectrum-card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, var(--df-emerald-deep), var(--df-emerald), var(--df-emerald-bright));
}
.spectrum-chart {
  position: relative;
  aspect-ratio: 1 / 1;
  background:
    radial-gradient(circle at center, var(--df-emerald-pale) 0%, transparent 70%),
    conic-gradient(from 45deg, transparent 0deg, rgba(16, 185, 129, .04) 90deg, transparent 180deg);
  border-radius: 50%;
  margin: 0 auto;
  max-width: 420px;
  border: 1px dashed var(--df-emerald-line);
}
.spectrum-chart::before, .spectrum-chart::after {
  content: ""; position: absolute; background: var(--df-emerald-line);
}
.spectrum-chart::before { left: 8%; right: 8%; top: 50%; height: 1px; }
.spectrum-chart::after { top: 8%; bottom: 8%; left: 50%; width: 1px; }
.spectrum-label {
  position: absolute; font-size: 10px; font-weight: 700;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--df-slate-soft); white-space: nowrap;
}
.spectrum-label--top { top: -6px; left: 50%; transform: translateX(-50%); }
.spectrum-label--bottom { bottom: -6px; left: 50%; transform: translateX(-50%); }
.spectrum-label--left { top: 50%; left: -8px; transform: translateY(-50%) rotate(-90deg); transform-origin: center; }
.spectrum-label--right { top: 50%; right: -8px; transform: translateY(-50%) rotate(90deg); transform-origin: center; }

.dot {
  position: absolute; width: 36px; height: 36px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--df-font-display);
  font-size: 10px; font-weight: 800; color: #fff;
  box-shadow: 0 4px 12px -2px rgba(0, 0, 0, .2);
  transform: translate(-50%, -50%);
  transition: transform .3s var(--df-ease);
}
.dot:hover { transform: translate(-50%, -50%) scale(1.1); }
.dot--cp {
  left: 78%; top: 22%;
  background: linear-gradient(135deg, var(--df-emerald-deep), var(--df-emerald));
  width: 48px; height: 48px; font-size: 11px;
  box-shadow: 0 0 0 4px var(--df-emerald-pale), 0 8px 20px -4px rgba(16, 185, 129, .6);
}
.dot--wp { left: 65%; top: 38%; background: linear-gradient(135deg, var(--df-navy), var(--df-navy-deep)); }
.dot--cb { left: 55%; top: 30%; background: linear-gradient(135deg, var(--df-emerald), var(--df-emerald-bright)); }
.dot--ct { left: 38%; top: 58%; background: linear-gradient(135deg, var(--df-slate), #334155); }
.dot--mp { left: 28%; top: 72%; background: linear-gradient(135deg, #64748b, #94a3b8); }

.spectrum-legend {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 10px; margin-top: 20px;
  padding-top: 20px; border-top: 1px solid var(--df-mist);
}
.legend-item {
  display: flex; align-items: center; gap: 8px;
  font-size: 12px; color: var(--df-slate);
}
.legend-swatch {
  width: 14px; height: 14px; border-radius: 4px; flex-shrink: 0;
}
.legend-swatch--cp { background: linear-gradient(135deg, var(--df-emerald-deep), var(--df-emerald)); }
.legend-swatch--wp { background: linear-gradient(135deg, var(--df-navy), var(--df-navy-deep)); }
.legend-swatch--cb { background: linear-gradient(135deg, var(--df-emerald), var(--df-emerald-bright)); }
.legend-swatch--ct { background: linear-gradient(135deg, var(--df-slate), #334155); }
.legend-swatch--mp { background: linear-gradient(135deg, #64748b, #94a3b8); }

/* ============= TRUST STRIP ============= */
.trust {
  background: var(--df-navy);
  color: #fff;
  padding: 28px 0;
}
.trust__grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 24px; text-align: center;
}
.trust__cell {
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  padding: 0 12px;
  border-right: 1px solid rgba(255, 255, 255, .12);
}
.trust__cell:last-child { border-right: none; }
.trust__num {
  font-family: var(--df-font-display);
  font-size: clamp(22px, 3vw, 28px); font-weight: 800;
  color: var(--df-emerald-glow);
  letter-spacing: -.02em;
}
.trust__label {
  font-size: 12px; font-weight: 500;
  color: rgba(255, 255, 255, .78);
  letter-spacing: .04em;
}
@media (max-width: 720px) {
  .trust__grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .trust__cell:nth-child(2) { border-right: none; }
  .trust__cell { padding-bottom: 12px; border-bottom: 1px solid rgba(255, 255, 255, .08); }
  .trust__cell:nth-last-child(-n+2) { border-bottom: none; }
}

/* ============= GEO LEAD ============= */
.geo-lead {
  max-width: 1080px; margin: 0 auto;
  padding: clamp(40px, 6vw, 64px) var(--df-pad);
  text-align: center;
}
.geo-lead p {
  font-family: var(--df-font-display);
  font-size: clamp(18px, 2.4vw, 24px);
  font-weight: 600; line-height: 1.45;
  color: var(--df-navy-ink);
  letter-spacing: -.01em;
}
.geo-lead p::before, .geo-lead p::after {
  content: ""; display: block; width: 60px; height: 3px;
  background: linear-gradient(90deg, var(--df-emerald), var(--df-emerald-bright));
  margin: 0 auto 24px; border-radius: 2px;
}
.geo-lead p::after { margin: 24px auto 0; }

/* ============= CARD GRID ============= */
.grid { display: grid; gap: 20px; }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 960px) {
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .grid--4, .grid--3 { grid-template-columns: 1fr; }
}

.card {
  background: #fff;
  border-radius: var(--df-radius);
  padding: 24px;
  border: 1px solid var(--df-navy-line);
  transition: all .25s var(--df-ease);
  position: relative; overflow: hidden;
}
.card:hover {
  border-color: var(--df-emerald-line);
  box-shadow: var(--df-shadow-emerald);
  transform: translateY(-2px);
}
.card h3 {
  font-family: var(--df-font-display);
  font-size: 17px; font-weight: 700;
  color: var(--df-navy-ink);
  margin-bottom: 8px; letter-spacing: -.01em;
}
.card p { font-size: 14px; color: var(--df-slate); line-height: 1.55; }

/* ============= BEST USES ICON CARDS ============= */
.use-card {
  background: #fff;
  border-radius: var(--df-radius);
  padding: 24px 20px;
  border: 1px solid var(--df-navy-line);
  text-align: center;
  transition: all .25s var(--df-ease);
}
.use-card:hover {
  border-color: var(--df-emerald);
  transform: translateY(-3px);
  box-shadow: var(--df-shadow-emerald);
}
.use-card__icon {
  width: 48px; height: 48px; border-radius: 12px;
  background: var(--df-emerald-pale);
  color: var(--df-emerald-deep);
  display: inline-flex; align-items: center; justify-content: center;
  margin-bottom: 14px;
}
.use-card__icon svg { width: 24px; height: 24px; }
.use-card h4 {
  font-family: var(--df-font-display);
  font-size: 15px; font-weight: 700;
  color: var(--df-navy-ink);
  margin-bottom: 6px; letter-spacing: -.01em;
}
.use-card p { font-size: 13px; color: var(--df-slate); line-height: 1.5; }

/* ============= CHALLENGE-SOLUTION MATRIX ============= */
.cs-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px;
}
@media (max-width: 820px) { .cs-grid { grid-template-columns: 1fr; } }
.cs-card {
  background: #fff;
  border-radius: var(--df-radius);
  padding: 24px;
  border: 1px solid var(--df-navy-line);
  position: relative; overflow: hidden;
  transition: all .25s var(--df-ease);
}
.cs-card:hover { border-color: var(--df-emerald-line); box-shadow: var(--df-shadow-sm); }
.cs-card__top {
  display: flex; align-items: flex-start; gap: 14px;
  padding-bottom: 16px;
  border-bottom: 1px dashed var(--df-emerald-line);
  margin-bottom: 16px;
}
.cs-card__icon {
  width: 40px; height: 40px; border-radius: 10px;
  background: linear-gradient(135deg, var(--df-navy-pale), var(--df-emerald-pale));
  color: var(--df-navy);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.cs-card__icon svg { width: 20px; height: 20px; }
.cs-card__title {
  font-family: var(--df-font-display);
  font-size: 15px; font-weight: 700;
  color: var(--df-navy-ink);
  letter-spacing: -.01em;
  margin-bottom: 4px;
}
.cs-card__why { font-size: 13px; color: var(--df-slate); line-height: 1.5; }
.cs-card__solution {
  display: flex; gap: 10px; align-items: flex-start;
  padding: 12px 14px;
  background: var(--df-emerald-pale);
  border-radius: var(--df-radius-sm);
  border-left: 3px solid var(--df-emerald);
}
.cs-card__solution svg {
  width: 18px; height: 18px; color: var(--df-emerald-deep); flex-shrink: 0; margin-top: 2px;
}
.cs-card__solution-text {
  font-size: 13px; color: var(--df-navy-ink); font-weight: 500; line-height: 1.5;
}

/* ============= MATERIAL SHOWCASE ============= */
.mat-grid {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px;
}
@media (max-width: 1000px) { .mat-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 640px) { .mat-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 420px) { .mat-grid { grid-template-columns: 1fr; } }
.mat-card {
  background: #fff;
  border-radius: var(--df-radius);
  border: 1px solid var(--df-navy-line);
  padding: 22px 18px;
  text-align: center;
  position: relative;
  transition: all .25s var(--df-ease);
}
.mat-card:hover {
  border-color: var(--df-emerald);
  transform: translateY(-3px);
  box-shadow: var(--df-shadow-emerald);
}
.mat-card--hero {
  background: linear-gradient(180deg, var(--df-emerald-pale), #fff);
  border-color: var(--df-emerald);
}
.mat-card__swatch {
  width: 60px; height: 60px; border-radius: 12px;
  margin: 0 auto 14px;
  border: 2px solid rgba(15, 23, 42, .08);
  position: relative;
}
.mat-card__swatch--cp {
  background: linear-gradient(135deg, rgba(255,255,255,.6), rgba(16,185,129,.15));
}
.mat-card__swatch--wp { background: #fff; }
.mat-card__swatch--cb {
  background: linear-gradient(135deg, rgba(255,255,255,.6), rgba(0,51,160,.08));
}
.mat-card__swatch--ct { background: linear-gradient(135deg, #f5f0e6, #e8dfc8); }
.mat-card__swatch--mp { background: linear-gradient(135deg, #cbd5e1, #94a3b8); }
.mat-card h4 {
  font-family: var(--df-font-display);
  font-size: 14px; font-weight: 700;
  color: var(--df-navy-ink);
  margin-bottom: 6px;
}
.mat-card__for {
  font-size: 11px; font-weight: 600;
  color: var(--df-emerald-deep);
  letter-spacing: .06em; text-transform: uppercase;
  margin-bottom: 8px;
}
.mat-card p { font-size: 12px; color: var(--df-slate); line-height: 1.5; }
.mat-card__badge {
  position: absolute; top: 10px; right: 10px;
  background: var(--df-emerald); color: #fff;
  font-size: 9px; font-weight: 700; letter-spacing: .08em;
  padding: 3px 7px; border-radius: 100px;
  text-transform: uppercase;
}

/* ============= PERFORMANCE MATRIX ============= */
.perf-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}
@media (max-width: 900px) { .perf-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px) { .perf-grid { grid-template-columns: 1fr; } }
.perf-card {
  background: #fff;
  border-radius: var(--df-radius);
  padding: 22px;
  border: 1px solid var(--df-navy-line);
  transition: all .25s var(--df-ease);
}
.perf-card:hover { border-color: var(--df-emerald-line); transform: translateY(-2px); }
.perf-card__head {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 16px;
}
.perf-card__label {
  font-family: var(--df-font-display);
  font-size: 14px; font-weight: 700;
  color: var(--df-navy-ink);
}
.perf-card__score {
  font-family: var(--df-font-display);
  font-size: 18px; font-weight: 800;
  color: var(--df-emerald-deep);
  letter-spacing: -.02em;
}
.perf-bar {
  height: 8px; background: var(--df-mist); border-radius: 100px;
  overflow: hidden; position: relative;
}
.perf-bar__fill {
  height: 100%; width: 0;
  background: linear-gradient(90deg, var(--df-navy), var(--df-emerald));
  border-radius: 100px;
  transition: width 1.4s var(--df-ease);
}
.perf-card__note {
  font-size: 12px; color: var(--df-slate-soft);
  margin-top: 10px; line-height: 1.5;
}

/* ============= FINISH STUDIO ============= */
.fin-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}
@media (max-width: 900px) { .fin-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px) { .fin-grid { grid-template-columns: 1fr; } }
.fin-card {
  background: #fff;
  border-radius: var(--df-radius);
  border: 1px solid var(--df-navy-line);
  padding: 20px;
  display: flex; gap: 16px; align-items: center;
  transition: all .25s var(--df-ease);
}
.fin-card:hover {
  border-color: var(--df-emerald);
  transform: translateY(-2px);
  box-shadow: var(--df-shadow-emerald);
}
.fin-card__swatch {
  width: 56px; height: 56px; border-radius: 10px;
  flex-shrink: 0;
  border: 1px solid rgba(15, 23, 42, .08);
  position: relative; overflow: hidden;
}
.fin-card__body h4 {
  font-family: var(--df-font-display);
  font-size: 14px; font-weight: 700;
  color: var(--df-navy-ink);
  margin-bottom: 4px;
}
.fin-card__body p { font-size: 12px; color: var(--df-slate); line-height: 1.5; }

.sw--gold { background: linear-gradient(135deg, #fbbf24, #d97706); }
.sw--matte { background: linear-gradient(135deg, #f1f5f9, #cbd5e1); }
.sw--gloss { background: linear-gradient(135deg, #fff, #e0f2fe); }
.sw--emboss { background: linear-gradient(135deg, #f5f0e6, #d6cfc0); box-shadow: inset 0 0 0 3px rgba(255,255,255,.5); }
.sw--soft { background: linear-gradient(135deg, #fce7f3, #fbcfe8); }
.sw--spotuv { background: linear-gradient(135deg, #1e293b, #334155); position: relative; }
.sw--spotuv::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(135deg, transparent 40%, rgba(255,255,255,.4) 50%, transparent 60%);
}

/* ============= FORMAT OPTIONS ============= */
.fmt-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}
@media (max-width: 820px) { .fmt-grid { grid-template-columns: 1fr; } }
.fmt-card {
  background: linear-gradient(180deg, var(--df-navy-pale), #fff);
  border-radius: var(--df-radius);
  padding: 28px 24px;
  border: 1px solid var(--df-navy-line);
  text-align: center;
  transition: all .25s var(--df-ease);
}
.fmt-card:hover {
  border-color: var(--df-emerald);
  box-shadow: var(--df-shadow-emerald);
  transform: translateY(-3px);
}
.fmt-card__icon {
  width: 56px; height: 56px; border-radius: 14px;
  background: #fff; color: var(--df-navy);
  display: inline-flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
  box-shadow: var(--df-shadow-sm);
}
.fmt-card__icon svg { width: 28px; height: 28px; }
.fmt-card h4 {
  font-family: var(--df-font-display);
  font-size: 16px; font-weight: 700;
  color: var(--df-navy-ink);
  margin-bottom: 8px;
}
.fmt-card p { font-size: 13px; color: var(--df-slate); line-height: 1.55; }

/* ============= BOTTLE SIZE MAP ============= */
.bottle-grid {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px;
}
@media (max-width: 1000px) { .bottle-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 600px) { .bottle-grid { grid-template-columns: repeat(2, 1fr); } }
.bottle-card {
  background: #fff;
  border-radius: var(--df-radius);
  padding: 20px 14px;
  border: 1px solid var(--df-navy-line);
  text-align: center;
  transition: all .25s var(--df-ease);
}
.bottle-card:hover { border-color: var(--df-emerald-line); transform: translateY(-2px); }
.bottle-card__shape {
  width: 36px; margin: 0 auto 12px;
  position: relative;
}
.bottle-card__shape svg { display: block; margin: 0 auto; }
.bottle-card__vol {
  font-family: var(--df-font-display);
  font-size: 14px; font-weight: 800;
  color: var(--df-navy);
  margin-bottom: 4px;
}
.bottle-card__size {
  font-size: 11px; color: var(--df-slate);
  letter-spacing: .03em;
}
.bottle-card__type {
  font-size: 10px; color: var(--df-slate-soft);
  letter-spacing: .08em; text-transform: uppercase;
  margin-top: 4px;
}

/* ============= CALLOUT ============= */
.callout {
  background: linear-gradient(135deg, var(--df-emerald-pale), var(--df-navy-pale));
  border-radius: var(--df-radius);
  padding: clamp(24px, 4vw, 40px);
  display: flex; gap: 24px; align-items: flex-start;
  border-left: 4px solid var(--df-emerald);
}
@media (max-width: 700px) { .callout { flex-direction: column; } }
.callout__icon {
  width: 56px; height: 56px; border-radius: 14px;
  background: var(--df-emerald); color: #fff;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.callout__icon svg { width: 28px; height: 28px; }
.callout h3 {
  font-family: var(--df-font-display);
  font-size: clamp(18px, 2.4vw, 22px);
  font-weight: 700; color: var(--df-navy-ink);
  margin-bottom: 8px; letter-spacing: -.01em;
}
.callout p { font-size: 15px; color: var(--df-slate); line-height: 1.6; }

/* ============= SAMPLES BANNER ============= */
.sample-banner {
  background: linear-gradient(135deg, var(--df-navy) 0%, var(--df-navy-deep) 100%);
  color: #fff;
  border-radius: var(--df-radius);
  padding: clamp(32px, 5vw, 48px);
  display: flex; align-items: center; justify-content: space-between; gap: 32px;
  position: relative; overflow: hidden;
}
.sample-banner::before {
  content: ""; position: absolute; top: -40%; right: -10%;
  width: 400px; height: 400px; border-radius: 50%;
  background: radial-gradient(circle, rgba(16, 185, 129, .35) 0%, transparent 70%);
}
.sample-banner::after {
  content: ""; position: absolute; bottom: -40%; left: -10%;
  width: 300px; height: 300px; border-radius: 50%;
  background: radial-gradient(circle, rgba(110, 231, 183, .15) 0%, transparent 70%);
}
.sample-banner > * { position: relative; z-index: 1; }
.sample-banner h2 {
  font-family: var(--df-font-display);
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 800; color: #fff;
  letter-spacing: -.02em; margin-bottom: 10px;
}
.sample-banner h2 em {
  font-style: normal; color: var(--df-emerald-glow);
}
.sample-banner p { font-size: 15px; color: rgba(255, 255, 255, .82); max-width: 520px; }
.sample-banner__price {
  text-align: center; flex-shrink: 0;
}
.sample-banner__price strong {
  display: block; font-family: var(--df-font-display);
  font-size: clamp(40px, 6vw, 56px);
  font-weight: 800; line-height: 1;
  background: linear-gradient(135deg, var(--df-emerald-glow), var(--df-emerald-bright));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -.03em;
}
.sample-banner__price span {
  display: block; font-size: 11px;
  color: rgba(255, 255, 255, .7); margin-top: 4px;
  letter-spacing: .04em;
}
@media (max-width: 720px) {
  .sample-banner { flex-direction: column; text-align: center; }
}

/* ============= RELATED PAGES ============= */
.rel-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}
@media (max-width: 900px) { .rel-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px) { .rel-grid { grid-template-columns: 1fr; } }
.rel-card {
  display: flex; align-items: center; justify-content: space-between;
  background: #fff; border: 1px solid var(--df-navy-line);
  border-radius: var(--df-radius);
  padding: 20px 22px;
  transition: all .25s var(--df-ease);
}
.rel-card:hover {
  border-color: var(--df-emerald);
  background: var(--df-emerald-pale);
  transform: translateY(-2px);
  box-shadow: var(--df-shadow-emerald);
}
.rel-card__title {
  font-family: var(--df-font-display);
  font-size: 15px; font-weight: 700;
  color: var(--df-navy-ink);
  margin-bottom: 4px;
}
.rel-card__desc { font-size: 12px; color: var(--df-slate); }
.rel-card__arrow {
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--df-emerald-pale);
  color: var(--df-emerald-deep);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  transition: all .25s var(--df-ease);
}
.rel-card:hover .rel-card__arrow {
  background: var(--df-emerald); color: #fff;
  transform: rotate(-45deg);
}
.rel-card__arrow svg { width: 18px; height: 18px; }

/* ============= FAQ ============= */
.faq-list { max-width: 780px; margin: 0 auto; }
.faq-item {
  background: #fff;
  border: 1px solid var(--df-navy-line);
  border-radius: var(--df-radius-sm);
  margin-bottom: 12px;
  overflow: hidden;
  transition: all .25s var(--df-ease);
}
.faq-item[open] {
  border-color: var(--df-emerald);
  box-shadow: var(--df-shadow-sm);
}
.faq-item summary {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 22px;
  font-family: var(--df-font-display);
  font-size: 15px; font-weight: 700;
  color: var(--df-navy-ink);
  cursor: pointer;
  list-style: none;
  letter-spacing: -.01em;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::marker { display: none; }
.faq-item__plus {
  width: 24px; height: 24px;
  position: relative; flex-shrink: 0;
  transition: transform .25s var(--df-ease);
}
.faq-item__plus::before, .faq-item__plus::after {
  content: ""; position: absolute; background: var(--df-emerald);
  top: 50%; left: 50%; transform: translate(-50%, -50%);
  border-radius: 2px;
}
.faq-item__plus::before { width: 14px; height: 2px; }
.faq-item__plus::after { width: 2px; height: 14px; transition: transform .25s var(--df-ease); }
.faq-item[open] .faq-item__plus::after { transform: translate(-50%, -50%) rotate(90deg); opacity: 0; }
.faq-item[open] .faq-item__plus::before { background: var(--df-emerald-deep); }
.faq-item__body {
  padding: 0 22px 20px;
  font-size: 14px; color: var(--df-slate); line-height: 1.65;
}

/* ============= CTA BAND ============= */
.cta-band {
  background: var(--df-navy-ink);
  color: #fff;
  padding: clamp(56px, 8vw, 88px) 0;
  position: relative; overflow: hidden;
}
.cta-band::before {
  content: ""; position: absolute; top: -30%; right: -20%;
  width: 600px; height: 600px; border-radius: 50%;
  background: radial-gradient(circle, rgba(16, 185, 129, .35) 0%, transparent 70%);
}
.cta-band::after {
  content: ""; position: absolute; bottom: -30%; left: -10%;
  width: 400px; height: 400px; border-radius: 50%;
  background: radial-gradient(circle, rgba(110, 231, 183, .12) 0%, transparent 70%);
}
.cta-band__inner { position: relative; z-index: 1; text-align: center; }
.cta-band h2 {
  font-family: var(--df-font-display);
  font-size: clamp(26px, 4vw, 38px);
  font-weight: 800; color: #fff;
  letter-spacing: -.02em; line-height: 1.15;
  margin: 16px 0 14px;
}
.cta-band h2 em {
  font-style: normal; color: var(--df-emerald-glow);
}
.cta-band p {
  font-size: 16px; color: rgba(255, 255, 255, .82);
  max-width: 620px; margin: 0 auto 28px;
}

/* ============= FOOTER ============= */
.site-footer {
  background: var(--df-navy-ink);
  color: rgba(255, 255, 255, .78);
  padding: clamp(48px, 6vw, 72px) 0 24px;
}
.footer-grid {
  display: grid; grid-template-columns: 1.4fr repeat(4, 1fr);
  gap: 32px;
  padding-bottom: 36px;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}
@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 500px) {
  .footer-grid { grid-template-columns: 1fr; }
}
.footer-brand {
  font-family: var(--df-font-display);
  font-weight: 800; font-size: 20px;
  color: #fff; letter-spacing: -.02em;
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 12px;
}
.footer-brand em { font-style: italic; color: var(--df-emerald-glow); font-weight: 700; }
.footer-grid p { font-size: 13px; line-height: 1.6; }
.footer-grid h4 {
  font-family: var(--df-font-display);
  font-size: 12px; font-weight: 700;
  color: var(--df-emerald-glow);
  letter-spacing: .12em; text-transform: uppercase;
  margin-bottom: 14px;
}
.footer-grid ul { list-style: none; }
.footer-grid ul li { margin-bottom: 8px; }
.footer-grid ul li a {
  font-size: 13px; color: rgba(255, 255, 255, .72);
  transition: color .2s var(--df-ease);
}
.footer-grid ul li a:hover { color: var(--df-emerald-glow); }
.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 20px;
  font-size: 12px; color: rgba(255, 255, 255, .55);
  flex-wrap: wrap; gap: 10px;
}

/* ============= STICKY CTA ============= */
.sticky-cta {
  position: fixed; bottom: 20px; left: 50%;
  transform: translateX(-50%) translateY(120px);
  z-index: 90;
  background: #fff;
  border: 1px solid var(--df-navy-line);
  border-radius: 100px;
  padding: 8px 8px 8px 18px;
  display: flex; align-items: center; gap: 10px;
  box-shadow: 0 12px 32px -8px rgba(0, 51, 160, .3);
  opacity: 0;
  transition: transform .35s var(--df-ease), opacity .35s var(--df-ease);
  max-width: calc(100% - 32px);
}
.sticky-cta.is-visible {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}
.sticky-cta__label {
  font-family: var(--df-font-display);
  font-size: 13px; font-weight: 700;
  color: var(--df-navy);
  padding-right: 6px;
}

/* ============= REVEAL ANIMATION ============= */
.reveal {
  opacity: 0; transform: translateY(20px);
  transition: opacity .7s var(--df-ease), transform .7s var(--df-ease);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .perf-bar__fill { transition: none !important; }
  html { scroll-behavior: auto; }
}