/* ============================================================
   Master Goli Soda — Design Tokens & Components
   Brand: nostalgic Indian goli soda — maroon, navy, cream, fizz
   ============================================================ */

:root, [data-theme='light'] {
  /* Type scale (fluid) */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.6vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.6vw, 3.5rem);
  --text-3xl: clamp(2.5rem, 1rem + 4.5vw, 5.25rem);

  /* Spacing (4px base) */
  --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; --space-32: 8rem;

  /* Brand surfaces — warm cream/parchment */
  --color-bg: #fbf6ec;
  --color-surface: #fffaf1;
  --color-surface-2: #fffefb;
  --color-surface-offset: #f4ead6;
  --color-surface-dynamic: #ecdcc2;
  --color-divider: #e6d6bd;
  --color-border: #ddc9a9;

  /* Text */
  --color-text: #2a1410;
  --color-text-muted: #7a5f50;
  --color-text-faint: #b6a08e;
  --color-text-inverse: #fff7ea;

  /* Primary accent — Maroon (brand red from logo) */
  --color-primary: #9a1f1a;
  --color-primary-hover: #7c1612;
  --color-primary-active: #5e100d;
  --color-primary-highlight: #f0d9cf;

  /* Secondary — Navy (brand blue from logo "MASTER") */
  --color-navy: #1f2f63;
  --color-navy-hover: #18254e;

  /* Accent — Gold (fizz/sparkle) */
  --color-gold: #d99a1c;
  --color-gold-hover: #b97f10;

  --color-success: #437a22;

  --radius-sm: 0.375rem; --radius-md: 0.625rem; --radius-lg: 1rem;
  --radius-xl: 1.5rem; --radius-full: 9999px;

  --transition-interactive: 200ms cubic-bezier(0.16, 1, 0.3, 1);

  --shadow-sm: 0 1px 2px oklch(0.2 0.04 40 / 0.08);
  --shadow-md: 0 6px 18px oklch(0.2 0.04 40 / 0.12);
  --shadow-lg: 0 18px 44px oklch(0.2 0.04 40 / 0.18);

  --content-narrow: 640px;
  --content-default: 1040px;
  --content-wide: 1240px;

  --font-display: 'Clash Display', 'Georgia', serif;
  --font-body: 'General Sans', 'Helvetica Neue', sans-serif;
}

[data-theme='dark'] {
  --color-bg: #17120e;
  --color-surface: #1f1813;
  --color-surface-2: #261d16;
  --color-surface-offset: #2c2118;
  --color-surface-dynamic: #34281d;
  --color-divider: #382b20;
  --color-border: #463524;

  --color-text: #f1e7d8;
  --color-text-muted: #b09a85;
  --color-text-faint: #6f5d4c;
  --color-text-inverse: #1a130d;

  --color-primary: #e0584f;
  --color-primary-hover: #ec6a61;
  --color-primary-active: #f2837b;
  --color-primary-highlight: #3a201c;

  --color-navy: #8aa0e0;
  --color-navy-hover: #a3b6ec;

  --color-gold: #ecb648;
  --color-gold-hover: #f5c562;

  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.3);
  --shadow-md: 0 6px 18px oklch(0 0 0 / 0.4);
  --shadow-lg: 0 18px 44px oklch(0 0 0 / 0.5);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: #17120e; --color-surface: #1f1813; --color-surface-2: #261d16;
    --color-surface-offset: #2c2118; --color-surface-dynamic: #34281d;
    --color-divider: #382b20; --color-border: #463524;
    --color-text: #f1e7d8; --color-text-muted: #b09a85; --color-text-faint: #6f5d4c;
    --color-text-inverse: #1a130d;
    --color-primary: #e0584f; --color-primary-hover: #ec6a61; --color-primary-active: #f2837b;
    --color-primary-highlight: #3a201c; --color-navy: #8aa0e0; --color-navy-hover: #a3b6ec;
    --color-gold: #ecb648; --color-gold-hover: #f5c562;
  }
}

/* ---------- Layout helpers ---------- */
.container { width: min(100% - 2.5rem, var(--content-wide)); margin-inline: auto; }
.container--narrow { width: min(100% - 2.5rem, var(--content-default)); margin-inline: auto; }
section { padding-block: clamp(var(--space-16), 9vw, var(--space-32)); }

.eyebrow {
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-size: var(--text-xs); font-weight: 600; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--color-primary);
}
.eyebrow::before { content: ''; width: 26px; height: 2px; background: var(--color-primary); border-radius: 2px; }
.section-head { max-width: 60ch; margin-bottom: var(--space-12); }
.section-head h2 {
  font-family: var(--font-display); font-weight: 600;
  font-size: var(--text-2xl); color: var(--color-text);
  margin-top: var(--space-3); line-height: 1.05;
}
.section-head p { color: var(--color-text-muted); margin-top: var(--space-4); font-size: var(--text-lg); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  font-size: var(--text-sm); font-weight: 600; padding: 0.85em 1.6em;
  border-radius: var(--radius-full); text-decoration: none; line-height: 1;
  border: 2px solid transparent; min-height: 48px;
}
.btn--primary { background: var(--color-primary); color: #fff; box-shadow: var(--shadow-sm); }
.btn--primary:hover { background: var(--color-primary-hover); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn--wa { background: #25d366; color: #07321a; }
.btn--wa:hover { background: #1fb755; transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn--ghost { background: transparent; color: var(--color-text); border-color: var(--color-border); }
.btn--ghost:hover { border-color: var(--color-primary); color: var(--color-primary); transform: translateY(-2px); }
.btn--lg { font-size: var(--text-base); padding: 1em 2em; }

/* ---------- Header ---------- */
.header {
  position: sticky; top: 0; z-index: 60;
  background: oklch(from var(--color-bg) l c h / 0.82);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: box-shadow var(--transition-interactive), border-color var(--transition-interactive), background var(--transition-interactive);
}
.header--scrolled { box-shadow: var(--shadow-sm); border-bottom-color: var(--color-divider); }
.nav { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); height: 72px; }
.brand { display: flex; align-items: center; gap: var(--space-3); text-decoration: none; color: var(--color-text); }
.brand img { width: 44px; height: 44px; border-radius: var(--radius-full); }
.brand-text { display: flex; flex-direction: column; line-height: 1; }
.brand-text strong { font-family: var(--font-display); font-weight: 600; font-size: 1.05rem; letter-spacing: 0.01em; }
.brand-text span { font-size: 0.66rem; letter-spacing: 0.22em; text-transform: uppercase; color: var(--color-primary); font-weight: 600; margin-top: 3px; }

.nav-links { display: flex; align-items: center; gap: var(--space-6); }
.nav-links a { text-decoration: none; color: var(--color-text); font-size: var(--text-sm); font-weight: 500; }
.nav-links a:hover { color: var(--color-primary); }
.nav-actions { display: flex; align-items: center; gap: var(--space-3); }
.icon-btn {
  width: 42px; height: 42px; display: grid; place-items: center;
  border-radius: var(--radius-full); color: var(--color-text);
  border: 1px solid var(--color-border);
}
.icon-btn:hover { background: var(--color-surface-offset); color: var(--color-primary); }
.nav-toggle { display: none; }

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; padding-block: clamp(var(--space-12), 7vw, var(--space-24)); }
.hero-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(var(--space-8), 5vw, var(--space-20)); align-items: center; }
.hero-copy h1 {
  font-family: var(--font-display); font-weight: 600;
  font-size: var(--text-3xl); line-height: 0.98; color: var(--color-text);
  letter-spacing: -0.01em;
}
.hero-copy h1 .accent { color: var(--color-primary); display: block; }
.hero-copy h1 .navy { color: var(--color-navy); }
.hero-lead { font-size: var(--text-lg); color: var(--color-text-muted); margin-top: var(--space-5); max-width: 46ch; }
.hero-cta { display: flex; flex-wrap: wrap; gap: var(--space-3); margin-top: var(--space-8); }
.hero-stats { display: flex; gap: var(--space-8); margin-top: var(--space-10); flex-wrap: wrap; }
.hero-stats .stat strong { font-family: var(--font-display); font-size: var(--text-xl); color: var(--color-primary); display: block; line-height: 1; }
.hero-stats .stat span { font-size: var(--text-xs); color: var(--color-text-muted); text-transform: uppercase; letter-spacing: 0.1em; }
.hero-media { position: relative; }
.hero-media img { width: 100%; border-radius: var(--radius-xl); box-shadow: var(--shadow-lg); }
.hero-badge {
  position: absolute; bottom: -18px; left: -18px;
  background: var(--color-gold); color: #2a1410;
  padding: var(--space-3) var(--space-5); border-radius: var(--radius-lg);
  font-weight: 700; box-shadow: var(--shadow-md); font-size: var(--text-sm);
  transform: rotate(-4deg);
}
.hero-badge small { display: block; font-weight: 600; font-size: 0.7rem; opacity: 0.8; text-decoration: line-through; }

/* fizz dots decorative */
.fizz { position: absolute; border-radius: 50%; background: var(--color-primary); opacity: 0.08; pointer-events: none; }

/* ---------- Marquee strip ---------- */
.strip {
  background: var(--color-navy); color: #fff; padding-block: var(--space-3);
  overflow: hidden; white-space: nowrap;
}
.strip-track { display: inline-flex; gap: var(--space-8); animation: marquee 28s linear infinite; }
.strip-track span { font-family: var(--font-display); font-size: var(--text-base); letter-spacing: 0.04em; display: inline-flex; align-items: center; gap: var(--space-4); }
.strip-track span::after { content: '✦'; color: var(--color-gold); }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ---------- About ---------- */
.about-grid { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: clamp(var(--space-8), 5vw, var(--space-16)); align-items: center; }
.owner-card {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-xl); padding: var(--space-5); box-shadow: var(--shadow-md);
  max-width: 360px;
}
.owner-card img { border-radius: var(--radius-lg); width: 100%; aspect-ratio: 4/4.2; object-fit: cover; object-position: center top; }
.owner-card .owner-name { font-family: var(--font-display); font-weight: 600; font-size: var(--text-lg); margin-top: var(--space-4); }
.owner-card .owner-role { color: var(--color-primary); font-size: var(--text-sm); font-weight: 600; }
.about-body h2 { font-family: var(--font-display); font-weight: 600; font-size: var(--text-2xl); line-height: 1.04; }
.about-body p { color: var(--color-text-muted); margin-top: var(--space-4); }
.about-points { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-4); margin-top: var(--space-6); }
.about-point { display: flex; gap: var(--space-3); align-items: flex-start; }
.about-point svg { flex: none; color: var(--color-primary); margin-top: 2px; }
.about-point strong { display: block; font-size: var(--text-sm); }
.about-point span { font-size: var(--text-sm); color: var(--color-text-muted); }

/* ---------- Flavors ---------- */
#flavors { background: var(--color-surface-offset); }
.flavor-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-5); }
.flavor-card {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: var(--space-5) var(--space-4) var(--space-4);
  text-align: center; box-shadow: var(--shadow-sm);
  transition: transform var(--transition-interactive), box-shadow var(--transition-interactive);
  position: relative; overflow: hidden;
}
.flavor-card::before {
  content: ''; position: absolute; inset: 0 0 auto 0; height: 6px;
  background: var(--flavor, var(--color-primary));
}
.flavor-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.flavor-card img { height: 180px; width: auto; margin: 0 auto var(--space-3); object-fit: contain; }
.flavor-card h3 { font-family: var(--font-display); font-weight: 600; font-size: var(--text-lg); }
.flavor-card p { font-size: var(--text-sm); color: var(--color-text-muted); margin-top: var(--space-1); }
.flavor-note { text-align: center; margin-top: var(--space-10); color: var(--color-text-muted); font-size: var(--text-sm); }
.flavor-note strong { color: var(--color-primary); }

/* ---------- Pricing ---------- */
.price-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-6); max-width: 880px; margin-inline: auto; }
.price-card {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-xl); padding: var(--space-8); text-align: center;
  position: relative; box-shadow: var(--shadow-sm);
}
.price-card--featured { border-color: var(--color-primary); border-width: 2px; box-shadow: var(--shadow-md); }
.price-tag-best {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--color-primary); color: #fff; font-size: var(--text-xs);
  font-weight: 700; padding: var(--space-1) var(--space-4); border-radius: var(--radius-full);
  text-transform: uppercase; letter-spacing: 0.08em;
}
.price-card h3 { font-family: var(--font-display); font-weight: 600; font-size: var(--text-lg); }
.price-card .mrp { color: var(--color-text-faint); text-decoration: line-through; font-size: var(--text-base); }
.price-card .price { font-family: var(--font-display); font-weight: 600; font-size: var(--text-3xl); color: var(--color-primary); line-height: 1; margin: var(--space-2) 0; }
.price-card .price span { font-size: var(--text-base); color: var(--color-text-muted); font-family: var(--font-body); }
.price-card .price-desc { color: var(--color-text-muted); font-size: var(--text-sm); margin-bottom: var(--space-5); min-height: 2.4em; }

/* ---------- Order form ---------- */
#order { background: linear-gradient(160deg, var(--color-navy), var(--color-navy-hover)); color: #fff; }
#order .eyebrow { color: var(--color-gold); }
#order .eyebrow::before { background: var(--color-gold); }
#order .section-head h2 { color: #fff; }
#order .section-head p { color: oklch(from #fff l c h / 0.78); }
.order-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(var(--space-8), 5vw, var(--space-16)); align-items: start; }
.order-form {
  background: var(--color-surface); color: var(--color-text);
  border-radius: var(--radius-xl); padding: clamp(var(--space-6), 4vw, var(--space-10));
  box-shadow: var(--shadow-lg);
}
.field { margin-bottom: var(--space-4); }
.field label { display: block; font-size: var(--text-sm); font-weight: 600; margin-bottom: var(--space-2); }
.field input, .field select, .field textarea {
  width: 100%; padding: 0.75em 0.9em; border-radius: var(--radius-md);
  border: 1.5px solid var(--color-border); background: var(--color-surface-2);
  font-size: var(--text-base);
}
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--color-primary); outline: none; box-shadow: 0 0 0 3px var(--color-primary-highlight); }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
.form-actions { display: flex; flex-wrap: wrap; gap: var(--space-3); margin-top: var(--space-5); }
.form-hint { font-size: var(--text-xs); color: var(--color-text-muted); margin-top: var(--space-4); display: flex; align-items: center; gap: var(--space-2); }
.form-hint svg { flex: none; color: var(--color-success); }
.order-side h3 { font-family: var(--font-display); font-weight: 600; font-size: var(--text-xl); }
.order-side p { color: oklch(from #fff l c h / 0.82); margin-top: var(--space-3); }
.contact-list { list-style: none; margin-top: var(--space-6); display: grid; gap: var(--space-4); }
.contact-list li { display: flex; gap: var(--space-3); align-items: flex-start; }
.contact-list a { color: #fff; text-decoration: none; font-weight: 600; }
.contact-list a:hover { color: var(--color-gold); }
.contact-list svg { flex: none; color: var(--color-gold); margin-top: 3px; }
.contact-list span { display: block; font-size: var(--text-xs); color: oklch(from #fff l c h / 0.6); text-transform: uppercase; letter-spacing: 0.08em; }
.form-success { display: none; text-align: center; padding: var(--space-8) var(--space-4); }
.form-success.show { display: block; }
.form-success svg { color: var(--color-success); margin: 0 auto var(--space-4); }
.form-success h3 { font-family: var(--font-display); font-size: var(--text-xl); }
.form-success p { color: var(--color-text-muted); margin-top: var(--space-2); }

/* ---------- Location ---------- */
.location-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(var(--space-8), 5vw, var(--space-12)); align-items: center; }
.location-grid iframe { width: 100%; height: 380px; border: 0; border-radius: var(--radius-xl); box-shadow: var(--shadow-md); }
.address-block { font-style: normal; color: var(--color-text-muted); font-size: var(--text-base); line-height: 1.8; }
.address-block strong { color: var(--color-text); display: block; font-family: var(--font-display); font-size: var(--text-lg); margin-bottom: var(--space-2); }

/* ---------- Footer ---------- */
.footer { background: var(--color-text); color: var(--color-surface); padding-block: var(--space-16) var(--space-8); }
[data-theme='dark'] .footer { background: #0f0b07; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: var(--space-10); margin-bottom: var(--space-10); }
.footer .brand-text strong { color: var(--color-surface); }
.footer p { color: oklch(from var(--color-surface) l c h / 0.7); font-size: var(--text-sm); margin-top: var(--space-4); max-width: 38ch; }
.footer h4 { font-size: var(--text-sm); text-transform: uppercase; letter-spacing: 0.1em; color: var(--color-gold); margin-bottom: var(--space-4); }
.footer ul { list-style: none; display: grid; gap: var(--space-2); }
.footer ul a, .footer ul li { color: oklch(from var(--color-surface) l c h / 0.78); text-decoration: none; font-size: var(--text-sm); }
.footer ul a:hover { color: var(--color-gold); }
.footer-bottom { border-top: 1px solid oklch(from var(--color-surface) l c h / 0.14); padding-top: var(--space-6); display: flex; justify-content: space-between; flex-wrap: wrap; gap: var(--space-3); font-size: var(--text-xs); color: oklch(from var(--color-surface) l c h / 0.55); }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.7s cubic-bezier(0.16,1,0.3,1), transform 0.7s cubic-bezier(0.16,1,0.3,1); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Floating WhatsApp ---------- */
.wa-float {
  position: fixed; bottom: 22px; right: 22px; z-index: 80;
  width: 58px; height: 58px; border-radius: var(--radius-full);
  background: #25d366; display: grid; place-items: center;
  box-shadow: var(--shadow-lg); color: #fff;
}
.wa-float:hover { transform: scale(1.08); }

/* ---------- Mobile nav drawer ---------- */
.mobile-menu { display: none; }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-media { order: -1; max-width: 560px; }
  .about-grid { grid-template-columns: 1fr; }
  .owner-card { margin-inline: auto; }
  .flavor-grid { grid-template-columns: repeat(3, 1fr); }
  .order-wrap, .location-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
  .nav-links { display: none; }
  .nav-toggle { display: grid; }
  .mobile-menu.open {
    display: flex; flex-direction: column; gap: var(--space-2);
    position: absolute; top: 72px; left: 0; right: 0;
    background: var(--color-surface); border-bottom: 1px solid var(--color-border);
    padding: var(--space-4); box-shadow: var(--shadow-md);
  }
  .mobile-menu a { text-decoration: none; color: var(--color-text); padding: var(--space-3); border-radius: var(--radius-md); font-weight: 500; }
  .mobile-menu a:hover { background: var(--color-surface-offset); color: var(--color-primary); }
  .flavor-grid { grid-template-columns: repeat(2, 1fr); }
  .price-grid { grid-template-columns: 1fr; }
  .field-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: var(--space-8); }
  .about-points { grid-template-columns: 1fr; }
  .flavor-card img { height: 150px; }
  .hero-badge { left: 0; }
}

@media (max-width: 480px) {
  .nav { gap: var(--space-2); }
  .nav-actions { gap: var(--space-2); }
  .brand { gap: var(--space-2); min-width: 0; }
  .brand img { width: 38px; height: 38px; flex-shrink: 0; }
  .brand-text strong { font-size: 0.95rem; white-space: nowrap; }
  .brand-text span { white-space: nowrap; font-size: 0.6rem; letter-spacing: 0.16em; }
  .nav-actions .btn { padding-inline: var(--space-3); font-size: 0.85rem; white-space: nowrap; }
  .icon-btn { width: 38px; height: 38px; }
}

@media (max-width: 480px) {
  .nav-cta-extra { display: none; }
}

@media (max-width: 360px) {
  .brand-text span { display: none; }
}

/* ============================================================
   Hero fizz bubbles
   ============================================================ */
.hero-grid { position: relative; z-index: 1; }
.bubbles { position: absolute; inset: 0; z-index: 0; pointer-events: none; }
.bubbles span {
  position: absolute; bottom: -40px; border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, oklch(1 0 0 / 0.55), var(--color-gold) 70%, transparent 72%);
  opacity: 0; animation: rise linear infinite;
}
.bubbles span:nth-child(1){ left:6%;  width:14px; height:14px; animation-duration:13s; animation-delay:0s; }
.bubbles span:nth-child(2){ left:18%; width:8px;  height:8px;  animation-duration:11s; animation-delay:2s; }
.bubbles span:nth-child(3){ left:30%; width:18px; height:18px; animation-duration:16s; animation-delay:4s; }
.bubbles span:nth-child(4){ left:42%; width:10px; height:10px; animation-duration:12s; animation-delay:1s; }
.bubbles span:nth-child(5){ left:54%; width:22px; height:22px; animation-duration:18s; animation-delay:5s; }
.bubbles span:nth-child(6){ left:66%; width:9px;  height:9px;  animation-duration:10s; animation-delay:3s; }
.bubbles span:nth-child(7){ left:76%; width:15px; height:15px; animation-duration:14s; animation-delay:6s; }
.bubbles span:nth-child(8){ left:85%; width:11px; height:11px; animation-duration:12s; animation-delay:2.5s; }
.bubbles span:nth-child(9){ left:92%; width:7px;  height:7px;  animation-duration:9s;  animation-delay:4.5s; }
.bubbles span:nth-child(10){ left:48%; width:6px; height:6px;  animation-duration:8s;  animation-delay:7s; }
@keyframes rise {
  0%   { transform: translateY(0) scale(0.6); opacity: 0; }
  12%  { opacity: 0.5; }
  85%  { opacity: 0.35; }
  100% { transform: translateY(-115vh) scale(1); opacity: 0; }
}

/* ============================================================
   Use-cases strip
   ============================================================ */
.usecases { background: var(--color-surface-offset); }
.usecase-grid {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: var(--space-5);
  margin-top: var(--space-12);
}
.usecase {
  display: flex; flex-direction: column; align-items: flex-start; gap: var(--space-2);
  padding: var(--space-6); border-radius: var(--radius-lg);
  background: var(--color-surface); border: 1px solid var(--color-border);
  transition: transform var(--transition-interactive), box-shadow var(--transition-interactive), border-color var(--transition-interactive);
}
.usecase:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--color-primary-highlight); }
.usecase-ic {
  display: grid; place-items: center; width: 50px; height: 50px;
  border-radius: var(--radius-full); margin-bottom: var(--space-2);
  background: var(--color-primary-highlight); color: var(--color-primary);
}
.usecase strong { font-family: var(--font-display); font-weight: 600; font-size: 1.05rem; color: var(--color-text); }
.usecase span:last-child { font-size: var(--text-sm); color: var(--color-text-muted); line-height: 1.4; }

/* ============================================================
   FAQ accordion
   ============================================================ */
.faq-list { max-width: 760px; margin: var(--space-12) auto 0; display: flex; flex-direction: column; gap: var(--space-3); }
.faq-item {
  border: 1px solid var(--color-border); border-radius: var(--radius-lg);
  background: var(--color-surface); overflow: hidden;
  transition: border-color var(--transition-interactive), box-shadow var(--transition-interactive);
}
.faq-item[open] { border-color: var(--color-primary-highlight); box-shadow: var(--shadow-sm); }
.faq-item summary {
  list-style: none; cursor: pointer; padding: var(--space-5) var(--space-6);
  display: flex; align-items: center; justify-content: space-between; gap: var(--space-4);
  font-family: var(--font-display); font-weight: 600; font-size: 1.05rem; color: var(--color-text);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-plus { position: relative; flex-shrink: 0; width: 20px; height: 20px; }
.faq-plus::before, .faq-plus::after {
  content: ""; position: absolute; background: var(--color-primary);
  border-radius: 2px; transition: transform var(--transition-interactive);
}
.faq-plus::before { top: 9px; left: 0; width: 20px; height: 2px; }
.faq-plus::after  { top: 0; left: 9px; width: 2px; height: 20px; }
.faq-item[open] .faq-plus::after { transform: rotate(90deg); opacity: 0; }
.faq-item p {
  padding: 0 var(--space-6) var(--space-5); margin: 0;
  color: var(--color-text-muted); line-height: 1.6; max-width: 65ch;
}

@media (max-width: 1024px) {
  .usecase-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 620px) {
  .usecase-grid { grid-template-columns: repeat(2, 1fr); gap: var(--space-3); }
  .usecase { padding: var(--space-4); }
  .faq-item summary { padding: var(--space-4); font-size: 0.98rem; }
  .faq-item p { padding: 0 var(--space-4) var(--space-4); }
}

@media (prefers-reduced-motion: reduce) {
  .bubbles span { animation: none; opacity: 0; }
}