/* ============================================================
   HOME.CSS — Homepage (Tickets 2 + 3)
   Living hero · morph teaser · gallery · how-it-works · CTA · footer
   Depends on tokens.css + base.css. Reuses tokens only.
   ============================================================ */

/* ============================================================
   HEADER NAV (extends base header)
   ============================================================ */
.site-nav { display: none; align-items: center; gap: var(--sp-5); }
.site-nav a {
  font-size: var(--fs-sm); font-weight: 600; color: var(--ink-soft);
  position: relative; padding-block: .2em; transition: color var(--dur-1);
}
.site-nav a::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: -2px; height: 2px;
  background: var(--grad-rose); border-radius: 2px; transition: right var(--dur-2) var(--ease-soft);
}
.site-nav a:hover { color: var(--ink); }
.site-nav a:hover::after { right: 0; }

.nav-right { display: flex; align-items: center; gap: var(--sp-3); }
.nav-cta { padding: .55em 1.1em; font-size: var(--fs-sm); }
.nav-cta { display: none; }

@media (min-width: 760px) { .site-nav { display: flex; } }
@media (min-width: 560px) { .nav-cta { display: inline-flex; } }

/* ============================================================
   HERO — living, animated (Ticket 2)
   ============================================================ */
.hero {
  position: relative; overflow: hidden;
  min-height: calc(100svh - 68px);
  display: flex; align-items: center;
  background: var(--grad-hero);
  padding-block: var(--sp-10) var(--sp-12);
}

.hero-grid {
  display: grid; gap: var(--sp-8); align-items: center;
  grid-template-columns: 1fr;
  position: relative; z-index: 2;
}
@media (min-width: 900px) {
  .hero-grid { grid-template-columns: 1.05fr .95fr; gap: var(--sp-10); }
}

/* ---- copy column ---- */
.hero-copy { max-width: 36ch; }
@media (max-width: 899px) { .hero-copy { max-width: 40ch; margin-inline: auto; text-align: center; } }

.hero .kicker {
  display: inline-block; font-size: var(--fs-sm); font-weight: 600;
  letter-spacing: .08em; text-transform: uppercase; color: var(--rose-deep);
  background: var(--rose-soft); padding: .5em 1em; border-radius: var(--r-pill);
}
.hero-title { margin-top: var(--sp-5); }
.hero-title .line { display: block; overflow: hidden; padding-bottom: .14em; }
.hero-title .line-i { display: inline-block; }
.hero .lead { margin-top: var(--sp-5); max-width: 40ch; }
@media (max-width: 899px) { .hero .lead { margin-inline: auto; } }
.hero-cta { display: flex; gap: var(--sp-3); margin-top: var(--sp-6); flex-wrap: wrap; }
@media (max-width: 899px) { .hero-cta { justify-content: center; } }

/* ---- entrance animation (staggered) ---- */
.hero-enter { opacity: 1; }
.js .hero-enter { opacity: 0; will-change: transform, opacity; }
.js .hero.is-ready .hero-enter {
  animation: rise var(--dur-3) var(--ease-expo) forwards;
  animation-delay: calc(var(--i, 0) * 90ms);
}
/* headline masked line-reveal */
.js .hero-title .line-i { transform: translateY(110%); opacity: 0; will-change: transform, opacity; }
.js .hero.is-ready .line-i {
  animation: lineUp var(--dur-slow) var(--ease-expo) forwards;
  animation-delay: calc(var(--i, 0) * 90ms);
}
@keyframes lineUp { to { transform: none; opacity: 1; } }

/* ============================================================
   HERO BACKGROUND FX — blobs + particles
   ============================================================ */
.hero-fx { position: absolute; inset: 0; z-index: 1; overflow: hidden; pointer-events: none; }

.blob { position: absolute; border-radius: 50%; filter: blur(48px); opacity: .55; will-change: transform; }
.blob-1 { width: 42vw; max-width: 520px; aspect-ratio: 1; left: -8vw; top: -6vw;
  background: radial-gradient(circle, rgba(217,99,123,.42), transparent 70%); animation: blobA 18s ease-in-out infinite; }
.blob-2 { width: 34vw; max-width: 420px; aspect-ratio: 1; right: -6vw; top: 8vh;
  background: radial-gradient(circle, rgba(201,162,75,.34), transparent 70%); animation: blobB 22s ease-in-out infinite; }
.blob-3 { width: 30vw; max-width: 380px; aspect-ratio: 1; left: 30vw; bottom: -12vw;
  background: radial-gradient(circle, rgba(232,114,140,.30), transparent 70%); animation: blobA 26s ease-in-out infinite reverse; }
@keyframes blobA { 0%,100% { transform: translate(0,0) scale(1); } 50% { transform: translate(4%, 5%) scale(1.08); } }
@keyframes blobB { 0%,100% { transform: translate(0,0) scale(1); } 50% { transform: translate(-5%, 3%) scale(1.1); } }

.particles { position: absolute; inset: 0; }
.particle {
  position: absolute; left: var(--x); top: var(--y);
  font-size: var(--s); line-height: 1; color: var(--rose); opacity: 0;
  will-change: transform, opacity; user-select: none;
  animation: twinkle var(--t) var(--ease-soft) infinite;
  animation-delay: var(--delay);
}
.particle.gold { color: var(--gold); }
@keyframes twinkle {
  0%, 100% { opacity: 0; transform: translateY(0) scale(.6) rotate(0); }
  50%      { opacity: var(--o, .6); transform: translateY(-14px) scale(1) rotate(12deg); }
}

/* ---- scroll hint ---- */
.scroll-hint {
  position: absolute; left: 50%; bottom: var(--sp-5); transform: translateX(-50%);
  z-index: 3; display: none; flex-direction: column; align-items: center; gap: .3em;
  font-size: var(--fs-xs); letter-spacing: .1em; text-transform: uppercase; color: var(--ink-faint);
}
.scroll-arrow { font-size: 1rem; color: var(--rose); animation: bobArrow 1.8s var(--ease-soft) infinite; }
@keyframes bobArrow { 0%,100% { transform: translateY(0); } 50% { transform: translateY(5px); } }
@media (min-width: 900px) and (min-height: 640px) { .scroll-hint { display: flex; } }

/* ============================================================
   GREETING CARD — the 3D opening card + live morph
   ============================================================ */
.hero-card-col { display: flex; flex-direction: column; align-items: center; gap: var(--sp-6); }

.card-stage {
  perspective: 1500px;
  width: min(78vw, 320px); aspect-ratio: 3 / 4;
  will-change: transform;
  animation: bob 7s ease-in-out infinite;
}
@keyframes bob { 0%,100% { transform: translateY(0) rotateZ(-.5deg); } 50% { transform: translateY(-9px) rotateZ(.5deg); } }

.greeting-card {
  position: relative; width: 100%; height: 100%;
  transform-style: preserve-3d;
  /* per-occasion accent (default love) */
  --accent: var(--love); --accent-ink: #7d2738;
}
.greeting-card[data-occasion="love"]     { --accent: var(--love);     --accent-ink: #7d2738; }
.greeting-card[data-occasion="birthday"] { --accent: var(--birthday); --accent-ink: #7a3d12; }
.greeting-card[data-occasion="baby"]     { --accent: var(--baby);     --accent-ink: #2d5775; }
.greeting-card[data-occasion="thanks"]   { --accent: var(--thanks);   --accent-ink: #3c553a; }

/* ---- inside (revealed message) ---- */
.card-inside {
  position: absolute; inset: 0; border-radius: var(--r-lg);
  background-color: color-mix(in srgb, var(--accent) 12%, var(--surface));
  box-shadow: var(--sh-2);
  padding: var(--sp-6) var(--sp-5);
  display: flex; flex-direction: column; gap: var(--sp-3);
  overflow: hidden;
  transition: background-color var(--dur-3) var(--ease-soft);
}
.card-inside::before { /* tinted top band */
  content: ""; position: absolute; left: 0; right: 0; top: 0; height: 36%;
  background: linear-gradient(180deg, color-mix(in srgb, var(--accent) 26%, transparent), transparent);
  transition: background var(--dur-3) var(--ease-soft);
}
.card-motif {
  position: relative; font-size: 2.6rem; line-height: 1; align-self: flex-start;
  filter: drop-shadow(0 4px 8px rgba(43,38,34,.12));
  transition: transform var(--dur-2) var(--ease-back), opacity var(--dur-2);
}
.card-eyebrow { position: relative; font-size: 1.2rem; color: var(--accent-ink); margin-top: auto;
  transition: color var(--dur-3) var(--ease-soft), transform var(--dur-2), opacity var(--dur-2); }
.card-msg {
  position: relative; font-family: var(--font-hand); font-size: 1.55rem; line-height: 1.25;
  color: var(--ink); font-weight: 600;
  transition: transform var(--dur-2) var(--ease-soft), opacity var(--dur-2);
}
.card-sign {
  position: relative; align-self: flex-end; font-size: 1.05rem; color: var(--accent-ink); opacity: .85;
  transition: color var(--dur-3) var(--ease-soft), transform var(--dur-2), opacity var(--dur-2);
}

/* ---- cover (opens away on load) ---- */
.card-cover {
  position: absolute; inset: 0; border-radius: var(--r-lg);
  transform-origin: left center; transform: rotateY(0deg);
  backface-visibility: hidden;
  background-color: var(--accent);
  box-shadow: var(--sh-3), inset 0 0 0 1px rgba(255,255,255,.18), inset 0 0 0 6px color-mix(in srgb, var(--gold) 55%, transparent);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: var(--sp-3);
  overflow: hidden;
  transition: background-color var(--dur-3) var(--ease-soft);
}
.card-cover::before { /* glossy sheen */
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,.35) 0%, rgba(255,255,255,0) 38%, rgba(0,0,0,.06) 100%);
  pointer-events: none;
}
.card-cover::after { /* gold seal */
  content: "❧"; position: absolute; bottom: var(--sp-4); font-size: 1.3rem;
  color: color-mix(in srgb, var(--gold) 80%, #fff); opacity: .9;
  text-shadow: 0 1px 2px rgba(0,0,0,.2);
}
.cover-motif {
  position: relative; font-size: 3.2rem; line-height: 1;
  filter: drop-shadow(0 6px 10px rgba(0,0,0,.18));
  transition: transform var(--dur-2) var(--ease-back), opacity var(--dur-2);
}
.cover-title {
  position: relative; font-family: var(--font-hand); font-weight: 700;
  font-size: 1.9rem; color: #fff; text-shadow: 0 2px 6px rgba(0,0,0,.18);
  text-align: center; padding-inline: var(--sp-4);
  transition: transform var(--dur-2), opacity var(--dur-2);
}

/* open animation, triggered when hero is ready */
.js .hero.is-ready .card-cover {
  animation: cardOpen var(--dur-slow) var(--ease-back) .7s forwards;
}
@keyframes cardOpen { to { transform: rotateY(-118deg); } }

/* morph content cross-fade (color keeps transitioning underneath) */
.greeting-card.is-morphing .cover-title,
.greeting-card.is-morphing .cover-motif,
.greeting-card.is-morphing .card-motif,
.greeting-card.is-morphing .card-eyebrow,
.greeting-card.is-morphing .card-msg,
.greeting-card.is-morphing .card-sign {
  opacity: 0; transform: translateY(7px);
}
.cover-motif.pop, .card-motif.pop { animation: motifPop var(--dur-3) var(--ease-back); }
@keyframes motifPop { 0% { transform: scale(.4) rotate(-12deg); } 60% { transform: scale(1.18) rotate(6deg); } 100% { transform: none; } }

/* ============================================================
   MORPH TEASER — occasion chips
   ============================================================ */
.morph { text-align: center; }
.morph-label {
  display: block; font-size: var(--fs-sm); color: var(--ink-soft);
  margin-bottom: var(--sp-3); font-weight: 500;
}
.morph-chips { display: flex; flex-wrap: wrap; gap: var(--sp-2); justify-content: center; }
.morph-chips .chip { cursor: pointer; }
.morph-chips .chip-motif { font-size: 1em; }
.morph-chips .chip[aria-pressed="true"] {
  color: var(--accent-ink, var(--ink));
  border-color: var(--c, var(--rose));
  background: color-mix(in srgb, var(--c, var(--rose)) 16%, var(--surface));
  box-shadow: 0 2px 10px color-mix(in srgb, var(--c, var(--rose)) 30%, transparent);
}
.morph-chips .chip[aria-pressed="true"] { --accent-ink: inherit; }

/* ============================================================
   SHARED SECTION HEADINGS
   ============================================================ */
.section-head { max-width: 42ch; margin: 0 auto var(--sp-8); text-align: center; }
.eyebrow {
  display: inline-block; font-size: var(--fs-sm); font-weight: 700;
  letter-spacing: .12em; text-transform: uppercase; color: var(--rose-deep); margin-bottom: var(--sp-3);
}
.section-head .h2 { margin-bottom: var(--sp-3); }

/* ============================================================
   OCCASION GALLERY (Ticket 3)
   ============================================================ */
.occasions { background: var(--paper); }
.occ-grid {
  list-style: none; display: grid; gap: var(--sp-5);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr));
}
.occ-card { --accent: var(--rose); }
.occ-card[data-occasion="love"]     { --accent: var(--love); }
.occ-card[data-occasion="birthday"] { --accent: var(--birthday); }
.occ-card[data-occasion="baby"]     { --accent: var(--baby); }
.occ-card[data-occasion="thanks"]   { --accent: var(--thanks); }
.occ-card[data-occasion="congrats"] { --accent: var(--congrats); }
.occ-card[data-occasion="getwell"]  { --accent: var(--getwell); }

.occ-link {
  display: flex; flex-direction: column; align-items: flex-start; gap: var(--sp-3);
  height: 100%; padding: var(--sp-6) var(--sp-5);
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg);
  box-shadow: var(--sh-1);
  transition: transform var(--dur-2) var(--ease-soft), box-shadow var(--dur-2) var(--ease-soft), border-color var(--dur-2);
}
.occ-link:hover, .occ-link:focus-visible {
  transform: translateY(-6px);
  box-shadow: var(--sh-3); border-color: color-mix(in srgb, var(--accent) 55%, var(--line));
}
.occ-icon {
  display: grid; place-items: center; width: 56px; height: 56px; border-radius: 50%;
  font-size: 1.7rem;
  background: color-mix(in srgb, var(--accent) 18%, var(--surface));
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 30%, transparent);
  transition: transform var(--dur-2) var(--ease-back), background var(--dur-2);
}
.occ-link:hover .occ-icon { transform: scale(1.08) rotate(-6deg); }
.occ-name { font-size: 1.3rem; }
.occ-blurb { color: var(--ink-soft); font-size: var(--fs-sm); line-height: 1.5; }
.occ-cta {
  margin-top: auto; font-weight: 600; font-size: var(--fs-sm);
  color: var(--accent-ink, var(--rose-deep)); display: inline-flex; align-items: center; gap: .3em;
}
.occ-card[data-occasion] .occ-cta { color: color-mix(in srgb, var(--accent) 72%, var(--ink)); }
.occ-cta::after { content: "→"; transition: transform var(--dur-2) var(--ease-back); }
.occ-link:hover .occ-cta::after { transform: translateX(4px); }

/* ============================================================
   HOW IT WORKS (Ticket 3)
   ============================================================ */
.how { background: var(--paper-2); }
.steps {
  list-style: none; display: grid; gap: var(--sp-6); position: relative;
  grid-template-columns: 1fr;
}
@media (min-width: 760px) { .steps { grid-template-columns: repeat(3, 1fr); gap: var(--sp-5); } }

.step {
  position: relative; text-align: center;
  padding: var(--sp-8) var(--sp-5) var(--sp-6);
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg);
  box-shadow: var(--sh-1);
}
.step-num {
  position: absolute; top: calc(-1 * var(--sp-4)); left: 50%; transform: translateX(-50%);
  display: grid; place-items: center; width: 44px; height: 44px; border-radius: 50%;
  background: var(--grad-gold); color: #3a2e12; font-family: var(--font-display);
  font-weight: 700; font-size: 1.15rem; box-shadow: var(--sh-glow);
}
.step-icon { font-size: 2rem; margin-top: var(--sp-2); margin-bottom: var(--sp-3); display: inline-block; }
.step h3 { font-size: 1.25rem; margin-bottom: var(--sp-2); }
.step p { color: var(--ink-soft); font-size: var(--fs-sm); line-height: 1.55; }
/* connecting dotted line on desktop */
@media (min-width: 760px) {
  .steps::before {
    content: ""; position: absolute; top: 0; left: 16%; right: 16%; height: 2px;
    background-image: linear-gradient(90deg, var(--line) 60%, transparent 0);
    background-size: 12px 2px; background-repeat: repeat-x; z-index: 0;
  }
  .step { z-index: 1; }
}

/* ============================================================
   CLOSING CTA BAND (Ticket 3)
   ============================================================ */
.cta-band { background: var(--paper); }
.cta-card {
  position: relative; overflow: hidden; text-align: center;
  padding: var(--sp-10) var(--sp-6);
  border-radius: var(--r-xl);
  background: linear-gradient(135deg, var(--rose-soft) 0%, #FBEFE3 50%, var(--gold-soft) 100%);
  box-shadow: var(--sh-2), inset 0 0 0 1px color-mix(in srgb, var(--gold) 35%, transparent);
}
.cta-motif { font-size: 2.4rem; display: inline-block; margin-bottom: var(--sp-3); color: var(--rose); }
.cta-card .h2 { margin-bottom: var(--sp-3); }
.cta-card .lead { margin-inline: auto; max-width: 40ch; margin-bottom: var(--sp-6); color: var(--ink); }
.cta-note { margin-top: var(--sp-4); font-size: var(--fs-sm); color: var(--ink-soft); }

/* ============================================================
   FOOTER (refined)
   ============================================================ */
.site-footer .footer-grid {
  display: grid; gap: var(--sp-6); align-items: start;
  grid-template-columns: 1fr;
  padding-bottom: var(--sp-6);
}
@media (min-width: 720px) { .site-footer .footer-grid { grid-template-columns: 2fr 1fr 1fr; gap: var(--sp-8); } }

.footer-brand .brand { font-size: 1.3rem; margin-bottom: var(--sp-3); }
.footer-blurb { max-width: 38ch; color: var(--ink-soft); margin-bottom: var(--sp-3); }
.footer-tag { display: block; font-size: 1.25rem; color: var(--rose); }

.footer-nav { display: flex; flex-direction: column; gap: var(--sp-2); }
.footer-nav a { color: var(--ink-soft); transition: color var(--dur-1); width: fit-content; }
.footer-nav a:hover { color: var(--ink); }

.footer-langs { display: flex; flex-direction: column; gap: var(--sp-1); }
.footer-langs-label { font-weight: 700; color: var(--ink); font-size: var(--fs-sm);
  text-transform: uppercase; letter-spacing: .08em; }

.footer-base {
  border-top: 1px solid var(--line); padding-top: var(--sp-5);
  font-size: var(--fs-xs); color: var(--ink-faint);
}

/* ============================================================
   SCROLL-REVEAL STAGGER (uses base .reveal + --d index)
   ============================================================ */
.reveal[style*="--d"].in { animation-delay: calc(var(--d, 0) * 90ms); }

/* ============================================================
   REDUCED MOTION — calm, complete fallback
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  .blob, .particle, .scroll-arrow, .card-stage { animation: none !important; }
  .particle { opacity: .35; }
  /* card simply rests open, no flip */
  .js .hero.is-ready .card-cover, .card-cover { animation: none !important; transform: rotateY(-118deg); }
  .greeting-card.is-morphing .cover-title,
  .greeting-card.is-morphing .cover-motif,
  .greeting-card.is-morphing .card-motif,
  .greeting-card.is-morphing .card-eyebrow,
  .greeting-card.is-morphing .card-msg,
  .greeting-card.is-morphing .card-sign { opacity: 1; transform: none; }
  .cover-motif.pop, .card-motif.pop { animation: none !important; }
}