/* ============================================================
   Folio — marketing site
   Tokens mirror src/theme/tokens.ts (the app's design system).
   ============================================================ */

:root {
  --bg: #f4efe6;            /* warm sand cream */
  --surface: #fbf8f2;       /* elevated cream */
  --primary: #b8543a;       /* warm clay */
  --primary-deep: #a23a2c;
  --secondary: #2e4d45;     /* deep forest */
  --text: #2b2622;          /* warm near-black */
  --text-2: #6e6358;        /* warm taupe */
  --divider: #e5ddd0;
  --warning: #c8772e;
  --on-primary: #fbf8f2;

  --radius-card: 20px;
  --radius-chip: 16px;

  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-5: 48px;
  --space-6: 72px;
  --space-7: 112px;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --shadow-soft: 0 2px 6px rgba(43, 38, 34, 0.05), 0 18px 44px rgba(43, 38, 34, 0.09);
  --shadow-lift: 0 4px 10px rgba(43, 38, 34, 0.06), 0 28px 64px rgba(43, 38, 34, 0.13);
}

/* ---------- Reset & base ---------- */

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Hanken Grotesk", system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img,
svg {
  display: block;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color 200ms var(--ease);
}

a:hover {
  color: var(--primary-deep);
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.12;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

p {
  margin: 0;
}

.container {
  width: min(1120px, 100% - 48px);
  margin-inline: auto;
}

/* ---------- Header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid color-mix(in srgb, var(--divider) 65%, transparent);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
}

.brand:hover {
  color: var(--text);
}

.brand-mark {
  width: 36px;
  height: 36px;
  border-radius: 10px;
}

.brand-name {
  font-size: 21px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-weight: 500;
  font-size: 15.5px;
}

.nav-links a {
  color: var(--text-2);
}

.nav-links a:hover {
  color: var(--text);
}

.nav-pill {
  padding: 8px 16px;
  border-radius: 999px;
  background: var(--secondary);
  color: var(--on-primary);
  font-size: 13.5px;
  font-weight: 600;
  letter-spacing: 0.01em;
}

/* ---------- Hero ---------- */

.hero {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: var(--space-6);
  padding-block: var(--space-7) var(--space-6);
}

.eyebrow {
  display: inline-block;
  margin-bottom: var(--space-3);
  padding: 7px 14px;
  border: 1px solid var(--divider);
  border-radius: 999px;
  background: var(--surface);
  color: var(--text-2);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.hero h1 {
  font-size: clamp(42px, 5.6vw, 68px);
  font-weight: 800;
}

.hero h1 em {
  font-style: normal;
  color: var(--primary);
}

.lead {
  margin-top: var(--space-3);
  max-width: 34em;
  color: var(--text-2);
  font-size: 19px;
}

.cta-row {
  margin-top: var(--space-4);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
}

.cta-note {
  color: var(--text-2);
  font-size: 15px;
  font-weight: 500;
}

/* App Store badge (non-interactive — pre-launch) */

.store-badge {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  height: 56px;
  padding: 0 22px;
  border-radius: var(--radius-card);
  background: var(--text);
  color: var(--on-primary);
  cursor: default;
  user-select: none;
  box-shadow: var(--shadow-soft);
}

.store-badge svg {
  width: 26px;
  height: 26px;
  flex: none;
}

.store-badge-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.store-badge-text small {
  font-size: 11.5px;
  font-weight: 500;
  opacity: 0.8;
  letter-spacing: 0.02em;
}

.store-badge-text strong {
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

/* ---------- Hero visual: receipt scene ---------- */

.hero-visual {
  display: flex;
  justify-content: center;
}

.receipt-scene {
  position: relative;
  width: min(340px, 100%);
  transition: transform 250ms var(--ease);
  will-change: transform;
}

.receipt-card {
  position: relative;
  padding: var(--space-4) var(--space-3) var(--space-5);
  background: var(--surface);
  border-radius: var(--radius-card) var(--radius-card) 0 0;
  box-shadow: var(--shadow-lift);
  /* zigzag torn edge */
  clip-path: polygon(
    0 0, 100% 0, 100% calc(100% - 12px),
    95% 100%, 90% calc(100% - 12px), 85% 100%, 80% calc(100% - 12px),
    75% 100%, 70% calc(100% - 12px), 65% 100%, 60% calc(100% - 12px),
    55% 100%, 50% calc(100% - 12px), 45% 100%, 40% calc(100% - 12px),
    35% 100%, 30% calc(100% - 12px), 25% 100%, 20% calc(100% - 12px),
    15% 100%, 10% calc(100% - 12px), 5% 100%, 0 calc(100% - 12px)
  );
}

.receipt-fold {
  position: absolute;
  top: 0;
  right: 0;
  width: 44px;
  height: 44px;
  background: var(--secondary);
  clip-path: polygon(100% 0, 0 0, 100% 100%);
  border-radius: 0 var(--radius-card) 0 0;
  opacity: 0.92;
}

.receipt-store {
  font-size: 21px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.receipt-meta {
  margin-top: 4px;
  color: var(--text-2);
  font-size: 13.5px;
  font-weight: 500;
}

.receipt-divider {
  margin-block: var(--space-2);
  border-top: 1.5px dashed var(--divider);
}

.receipt-row {
  display: flex;
  justify-content: space-between;
  gap: var(--space-2);
  padding-block: 5px;
  font-size: 15px;
  color: var(--text-2);
  font-variant-numeric: tabular-nums;
}

.receipt-total {
  color: var(--text);
  font-weight: 700;
  font-size: 17px;
}

.receipt-chip {
  display: inline-block;
  margin-top: var(--space-2);
  padding: 7px 14px;
  border-radius: var(--radius-chip);
  background: color-mix(in srgb, var(--primary) 12%, var(--surface));
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
}

.float-chip {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 11px 16px;
  background: var(--surface);
  border-radius: var(--radius-chip);
  box-shadow: var(--shadow-soft);
  font-size: 13.5px;
  font-weight: 600;
  white-space: nowrap;
  animation: float 6s ease-in-out infinite;
}

.float-chip-a {
  top: 14%;
  left: -17%;
}

.float-chip-b {
  bottom: 9%;
  right: -13%;
  animation-delay: -3s;
}

.dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  flex: none;
}

.dot-warning { background: var(--warning); }
.dot-secondary { background: var(--secondary); }

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-9px); }
}

/* ---------- Trust strip ---------- */

.trust {
  border-block: 1px solid var(--divider);
  background: var(--surface);
}

.trust-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  padding-block: var(--space-3);
  color: var(--text-2);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.trust-sep {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--divider);
}

/* ---------- Sections ---------- */

.section-head {
  max-width: 620px;
  margin-bottom: var(--space-5);
}

.section-head h2 {
  font-size: clamp(30px, 3.6vw, 42px);
  font-weight: 700;
}

.section-head h2 em {
  font-style: italic;
  color: var(--primary);
}

.section-head p {
  margin-top: var(--space-2);
  color: var(--text-2);
  font-size: 18px;
}

/* ---------- Features ---------- */

.features {
  padding-block: var(--space-7) var(--space-6);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
}

.feature-card {
  padding: var(--space-4) var(--space-3);
  background: var(--surface);
  border: 1px solid var(--divider);
  border-radius: var(--radius-card);
  transition: transform 250ms var(--ease), box-shadow 250ms var(--ease);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-soft);
}

.feature-icon {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  margin-bottom: var(--space-3);
  border-radius: var(--radius-chip);
  background: color-mix(in srgb, var(--primary) 11%, var(--surface));
  color: var(--primary);
}

.feature-icon svg {
  width: 26px;
  height: 26px;
}

.feature-card h3 {
  font-size: 19px;
  font-weight: 600;
}

.feature-card p {
  margin-top: var(--space-1);
  color: var(--text-2);
  font-size: 15.5px;
}

/* ---------- Steps ---------- */

.steps {
  padding-block: var(--space-2) var(--space-7);
}

.step-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
  counter-reset: step;
}

.step-list li {
  position: relative;
  padding: var(--space-4) var(--space-3);
  border-radius: var(--radius-card);
  background: color-mix(in srgb, var(--secondary) 5%, var(--bg));
  border: 1px solid var(--divider);
}

.step-num {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  margin-bottom: var(--space-3);
  border-radius: 50%;
  background: var(--secondary);
  color: var(--on-primary);
  font-size: 17px;
  font-weight: 700;
}

.step-list h3 {
  font-size: 19px;
  font-weight: 600;
}

.step-list p {
  margin-top: var(--space-1);
  color: var(--text-2);
  font-size: 15.5px;
}

/* ---------- Privacy panel ---------- */

.privacy-panel {
  padding-block: 0;
}

.privacy-inner {
  padding: var(--space-6) var(--space-5);
  border-radius: 28px;
  background: var(--secondary);
  color: var(--on-primary);
  text-align: center;
}

.privacy-inner h2 {
  max-width: 18em;
  margin-inline: auto;
  font-size: clamp(28px, 3.4vw, 40px);
  font-weight: 700;
}

.privacy-inner p {
  max-width: 38em;
  margin: var(--space-3) auto 0;
  font-size: 17.5px;
  opacity: 0.86;
}

.ghost-link {
  display: inline-flex;
  align-items: center;
  height: 52px;
  margin-top: var(--space-4);
  padding: 0 26px;
  border: 1.5px solid color-mix(in srgb, var(--on-primary) 45%, transparent);
  border-radius: var(--radius-card);
  color: var(--on-primary);
  font-weight: 600;
  transition: background 200ms var(--ease), border-color 200ms var(--ease);
}

.ghost-link:hover {
  color: var(--on-primary);
  background: color-mix(in srgb, var(--on-primary) 10%, transparent);
  border-color: var(--on-primary);
}

/* ---------- Final CTA ---------- */

.final-cta {
  padding-block: var(--space-7);
  text-align: center;
}

.final-cta h2 {
  font-size: clamp(34px, 4.4vw, 54px);
  font-weight: 800;
}

.final-cta p {
  margin-top: var(--space-2);
  color: var(--text-2);
  font-size: 18px;
}

.final-cta .store-badge {
  margin-top: var(--space-4);
}

/* ---------- Footer ---------- */

.site-footer {
  border-top: 1px solid var(--divider);
  background: var(--surface);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  padding-block: var(--space-4);
  color: var(--text-2);
  font-size: 14.5px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  font-weight: 500;
}

.footer-links a {
  color: var(--text-2);
}

.footer-links a:hover {
  color: var(--text);
}

/* ---------- Legal pages ---------- */

.legal {
  max-width: 760px;
  padding-block: var(--space-6) var(--space-7);
}

.legal-eyebrow {
  color: var(--primary);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.legal h1 {
  margin-top: var(--space-2);
  font-size: clamp(34px, 4.4vw, 48px);
  font-weight: 800;
}

.legal-updated {
  margin-top: var(--space-2);
  color: var(--text-2);
  font-size: 15px;
  font-weight: 500;
}

.legal-summary {
  margin-top: var(--space-4);
  padding: var(--space-3) var(--space-3);
  border-radius: var(--radius-card);
  background: color-mix(in srgb, var(--secondary) 7%, var(--bg));
  border: 1px solid var(--divider);
  color: var(--text);
  font-size: 16.5px;
}

.legal h2 {
  margin-top: var(--space-5);
  font-size: 24px;
  font-weight: 700;
}

.legal h3 {
  margin-top: var(--space-4);
  font-size: 18.5px;
  font-weight: 600;
}

.legal p,
.legal ul {
  margin-top: var(--space-2);
  color: var(--text-2);
}

.legal ul {
  padding-left: 1.3em;
}

.legal li {
  margin-top: var(--space-1);
}

.legal li::marker {
  color: var(--primary);
}

.legal strong {
  color: var(--text);
}

/* ---------- Reveal animations ---------- */

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 600ms var(--ease), transform 600ms var(--ease);
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .float-chip {
    animation: none;
  }

  .receipt-scene {
    transition: none;
  }
}

/* ---------- Responsive ---------- */

@media (max-width: 920px) {
  .hero {
    grid-template-columns: 1fr;
    gap: var(--space-6);
    padding-block: var(--space-6);
    text-align: center;
  }

  .lead {
    margin-inline: auto;
  }

  .cta-row {
    flex-direction: column;
    gap: var(--space-2);
  }

  .feature-grid,
  .step-list {
    grid-template-columns: 1fr 1fr;
  }

  .float-chip-a { left: -4%; }
  .float-chip-b { right: -4%; }
}

@media (max-width: 600px) {
  .container {
    width: min(1120px, 100% - 40px);
  }

  .feature-grid,
  .step-list {
    grid-template-columns: 1fr;
  }

  .features {
    padding-block: var(--space-6) var(--space-5);
  }

  .privacy-inner {
    padding: var(--space-5) var(--space-3);
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }

  .float-chip {
    font-size: 12px;
    padding: 9px 12px;
  }
}