/* ==========================================================================
   TOKENS
   ========================================================================== */
:root {
  --cream:      #FFF9F5;
  --cream-2:    #FFF3EC;
  --ink:        #2E241F;
  --ink-soft:   #6B5C54;
  --blush:      #FFD3C4;
  --peach:      #FFC7A8;
  --lavender:   #DCD1F7;
  --sky:        #CFE7F2;
  --coral:      #FF6E52;
  --coral-dark: #E85436;
  --paper:      #FFFDFB;
  --line:       rgba(46, 36, 31, 0.12);

  --font-display: "Fraunces", Georgia, serif;
  --font-body:    "DM Sans", -apple-system, sans-serif;
  --font-hand:    "Caveat", cursive;

  --gap-section: clamp(4rem, 10vw, 9rem);
  --radius-lg: 28px;
  --radius-md: 18px;
  --shadow-soft: 0 20px 60px -20px rgba(46, 36, 31, 0.25);
  --shadow-card: 0 14px 34px -14px rgba(46, 36, 31, 0.22);
  --ease-out: cubic-bezier(.16,1,.3,1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3 { margin: 0; font-family: var(--font-display); font-weight: 500; }
p { margin: 0; }

a { color: inherit; }

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

::selection { background: var(--coral); color: var(--paper); }

:focus-visible {
  outline: 2.5px solid var(--coral-dark);
  outline-offset: 3px;
  border-radius: 6px;
}

/* subtle grain texture over everything */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  opacity: 0.035;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ==========================================================================
   BALLOON CANVAS (three.js)
   ========================================================================== */
#balloon-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* ==========================================================================
   TOP NAV
   ========================================================================== */
.topnav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.4rem clamp(1.25rem, 4vw, 3rem);
  font-size: 0.8rem;
  letter-spacing: 0.02em;
  color: var(--ink-soft);
  pointer-events: none;
}

.topnav__mark { pointer-events: auto; }
.topnav__arrow { color: var(--coral-dark); }
.topnav__date { pointer-events: auto; opacity: 0.75; }

.progress {
  position: fixed;
  right: clamp(1rem, 3vw, 2.25rem);
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 10px;
  z-index: 50;
  pointer-events: none;
}

.progress__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--ink);
  opacity: 0.18;
  transition: opacity 0.4s var(--ease-out), transform 0.4s var(--ease-out), height 0.4s var(--ease-out);
}
.progress__dot.is-active {
  opacity: 1;
  background: var(--coral-dark);
  height: 20px;
  border-radius: 4px;
}

@media (max-width: 700px) {
  .progress { display: none; }
  .topnav__date { display: none; }
}

/* ==========================================================================
   LAYOUT SHELL / SECTIONS
   ========================================================================== */
main { position: relative; z-index: 1; }

.section {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--gap-section) clamp(1.5rem, 6vw, 4rem);
}

.section__title {
  font-size: clamp(1.9rem, 4.2vw, 2.9rem);
  text-align: center;
  max-width: 16ch;
  margin-bottom: clamp(2rem, 5vw, 3.5rem);
  font-weight: 500;
}

.eyebrow {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  color: var(--coral-dark);
  background: var(--cream-2);
  border: 1px solid var(--line);
  padding: 0.45rem 0.9rem;
  border-radius: 100px;
  display: inline-block;
}

.handwritten {
  font-family: var(--font-hand);
  font-size: 1.5rem;
  color: var(--ink-soft);
}

/* buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1.02rem;
  padding: 1rem 1.9rem;
  border-radius: 100px;
  transition: transform 0.35s var(--ease-out), box-shadow 0.35s var(--ease-out), background 0.3s;
  text-decoration: none;
}
.btn--primary {
  background: var(--coral);
  color: var(--paper);
  box-shadow: 0 14px 30px -10px rgba(232, 84, 54, 0.55);
}
.btn--primary:hover { transform: translateY(-2px); background: var(--coral-dark); }
.btn--primary .btn__arrow { transition: transform 0.3s var(--ease-out); }
.btn--primary:hover .btn__arrow { transform: translateX(4px); }

.btn--secondary {
  background: var(--ink);
  color: var(--cream);
  box-shadow: var(--shadow-card);
}
.btn--secondary:hover { transform: translateY(-2px); background: var(--coral-dark); }

/* ==========================================================================
   HERO
   ========================================================================== */
.hero {
  align-items: flex-start;
  justify-content: center;
  text-align: left;
  padding-top: clamp(6rem, 14vh, 9rem);
}

.hero__inner {
  max-width: 780px;
  margin-left: clamp(0px, 4vw, 3rem);
}

.hero__inner > * + * { margin-top: 1.1rem; }

.hero__heading {
  font-size: clamp(3.2rem, 10.5vw, 7.5rem);
  line-height: 0.98;
  letter-spacing: -0.01em;
  display: flex;
  flex-direction: column;
}

.hero__name {
  color: var(--coral-dark);
  font-style: italic;
}
.hero__dot { color: var(--ink); }

.hero__subtitle {
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  color: var(--ink-soft);
  max-width: 32ch;
  font-weight: 500;
}

.hero #start-surprise { margin-top: 2rem; }

.hero__scroll-hint {
  position: absolute;
  bottom: 2.2rem;
  left: 50%;
  transform: translateX(-50%);
}
.hero__scroll-hint span {
  display: block;
  width: 1px;
  height: 42px;
  background: linear-gradient(var(--ink), transparent);
  animation: scrollpulse 2s infinite ease-in-out;
}
@keyframes scrollpulse {
  0%, 100% { opacity: 0.15; }
  50% { opacity: 0.6; }
}

.js-hero-in { opacity: 0; }

/* ==========================================================================
   SECTION 2 — MESSAGE CARD
   ========================================================================== */
.message { background: transparent; }

.card--paper {
  position: relative;
  max-width: 620px;
  width: 100%;
  background: var(--paper);
  border-radius: var(--radius-lg);
  padding: clamp(2.4rem, 6vw, 4rem);
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(46,36,31,0.06);
  backdrop-filter: blur(6px);
}

.card__salutation {
  font-family: var(--font-display);
  font-size: 1.6rem;
  margin-bottom: 1.4rem;
}

.card__line {
  font-size: 1.12rem;
  line-height: 1.65;
  color: var(--ink-soft);
  max-width: 46ch;
}
.card__line + .card__line { margin-top: 1.3rem; }

.card__sign {
  margin-top: 1.8rem;
  font-size: 1.9rem;
  color: var(--coral-dark);
}

.card__doodle {
  position: absolute;
  width: 36px;
  height: 32px;
  top: -16px;
  right: -12px;
  fill: var(--coral);
  transform: rotate(12deg);
}

.reveal { opacity: 0; transform: translateY(16px); }

/* ==========================================================================
   SECTION 3 — GIFT
   ========================================================================== */
.gift-section { text-align: center; }

.gift-stage {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.gift {
  width: clamp(150px, 24vw, 220px);
  height: auto;
  filter: drop-shadow(0 20px 30px rgba(46,36,31,0.18));
  animation: giftfloat 4.5s ease-in-out infinite;
}
@keyframes giftfloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.gift__svg { width: 100%; height: auto; overflow: visible; }
.gift__lid { fill: var(--peach); }
.gift__base { fill: var(--blush); }
.gift__ribbon-v, .gift__ribbon-h { fill: var(--coral); }
.gift__bow { fill: var(--coral-dark); }

.gift.is-open .gift__lid {
  transform-box: fill-box;
  transform-origin: 30% 100%;
}

.gift__hint {
  font-size: 0.85rem;
  color: var(--ink-soft);
  letter-spacing: 0.03em;
}
.gift.is-open + .gift__hint,
.is-open ~ .gift__hint { opacity: 0; }

.gift-reveal {
  margin-top: 2.5rem;
  max-width: 560px;
  opacity: 0;
  visibility: hidden;
  height: 0;
  overflow: hidden;
}
.gift-reveal.is-shown {
  visibility: visible;
  height: auto;
}

.gift-reveal__big {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  color: var(--coral-dark);
  line-height: 1.25;
}
.gift-reveal__small {
  margin-top: 1rem;
  font-size: 1.05rem;
  color: var(--ink-soft);
}
.gift-reveal__terms {
  margin-top: 1.4rem;
  font-family: var(--font-hand);
  font-size: 1.3rem;
  color: var(--ink-soft);
}

/* ==========================================================================
   SECTION 4 — DESERVE CARDS
   ========================================================================== */
.deserve { overflow: visible; }

.deserve__rail {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: clamp(1rem, 2.5vw, 1.75rem);
  max-width: 1100px;
}

.deserve-card {
  background: var(--paper);
  border-radius: var(--radius-md);
  padding: 1.6rem 1.8rem;
  font-family: var(--font-display);
  font-size: 1.15rem;
  max-width: 240px;
  box-shadow: var(--shadow-card);
  transform: rotate(var(--tilt, 0deg));
  transition: transform 0.4s var(--ease-out), box-shadow 0.4s var(--ease-out);
  position: relative;
  opacity: 0;
}

.deserve-card:nth-child(odd) { background: var(--cream-2); }
.deserve-card:nth-child(3n) { background: var(--lavender); }

.deserve-card:hover {
  transform: rotate(0deg) translateY(-8px) scale(1.03);
  box-shadow: 0 26px 50px -18px rgba(46,36,31,0.3);
}

.deserve-card::after {
  content: "✦";
  position: absolute;
  top: 10px;
  right: 14px;
  font-size: 0.85rem;
  color: var(--coral);
  opacity: 0;
  transition: opacity 0.3s;
}
.deserve-card:hover::after { opacity: 1; }

@media (max-width: 640px) {
  .deserve__rail {
    flex-wrap: nowrap;
    overflow-x: auto;
    justify-content: flex-start;
    width: 100%;
    padding: 0.5rem clamp(1.5rem, 6vw, 4rem) 1.5rem;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
  }
  .deserve-card {
    flex: 0 0 78vw;
    scroll-snap-align: center;
    transform: none !important;
  }
}

/* ==========================================================================
   SECTION 5 — MOOD GENERATOR
   ========================================================================== */
.mood__options {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  justify-content: center;
  max-width: 640px;
}

.mood-btn {
  padding: 0.9rem 1.5rem;
  border-radius: 100px;
  background: var(--paper);
  border: 1.5px solid var(--line);
  font-weight: 600;
  font-size: 0.98rem;
  transition: all 0.3s var(--ease-out);
}
.mood-btn:hover { border-color: var(--coral); transform: translateY(-2px); }
.mood-btn.is-active {
  background: var(--coral);
  color: var(--paper);
  border-color: var(--coral);
}

.mood__output {
  margin-top: 2.5rem;
  max-width: 44ch;
  text-align: center;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 3vw, 1.7rem);
  color: var(--ink-soft);
  min-height: 3.4em;
}

/* ==========================================================================
   SECTION 6 — FINALE / CANDLE
   ========================================================================== */
.finale { text-align: center; }

.finale__pre {
  font-family: var(--font-hand);
  font-size: 1.6rem;
  color: var(--ink-soft);
}
.finale__title {
  font-size: clamp(2rem, 5vw, 3.2rem);
  margin: 0.6rem 0 2.5rem;
}

.candle-stage {
  width: clamp(140px, 22vw, 190px);
}
.candle-svg { width: 100%; height: auto; overflow: visible; }

.candle-shadow { fill: rgba(46,36,31,0.1); }
.candle-cake { fill: var(--blush); }
.candle-cake-top { fill: var(--peach); }
.candle-stick { fill: var(--paper); stroke: var(--line); stroke-width: 2; }

.flame {
  fill: var(--coral);
  transform-box: fill-box;
  transform-origin: 50% 100%;
  animation: flicker 1.6s ease-in-out infinite;
  filter: drop-shadow(0 0 10px rgba(255, 110, 82, 0.6));
}
@keyframes flicker {
  0%, 100% { transform: scale(1, 1) rotate(0deg); }
  50% { transform: scale(0.94, 1.06) rotate(-2deg); }
}

.flame-group.is-out .flame { display: none; }

.candle-hint {
  margin-top: 1rem;
  font-size: 0.85rem;
  color: var(--ink-soft);
}

.finale-reveal {
  margin-top: 2.5rem;
  opacity: 0;
  visibility: hidden;
  height: 0;
  overflow: hidden;
}
.finale-reveal.is-shown { visibility: visible; height: auto; }

.finale-reveal__big {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4.5vw, 2.7rem);
  color: var(--coral-dark);
}
.finale-reveal__lines {
  margin-top: 1rem;
  font-size: 1.15rem;
  color: var(--ink-soft);
  line-height: 1.7;
}
.finale-reveal__sign {
  margin-top: 1.4rem;
  font-size: 1.7rem;
}

/* ==========================================================================
   SECTION 7 — FINAL CTA
   ========================================================================== */
.cta-final { text-align: center; min-height: 60vh; }
.cta-final__eyebrow {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3.5vw, 2rem);
  margin-bottom: 1.6rem;
}
.cta-final__sub {
  margin-top: 1.2rem;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

/* ==========================================================================
   SOUND TOGGLE
   ========================================================================== */
.sound-toggle {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 60;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--paper);
  box-shadow: var(--shadow-card);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--ink-soft);
  opacity: 0.6;
  transition: opacity 0.3s, transform 0.3s;
}
.sound-toggle:hover { opacity: 1; transform: scale(1.06); }
.sound-toggle[aria-pressed="true"] { color: var(--coral-dark); opacity: 1; }

/* ==========================================================================
   CURSOR SPARKLE (desktop only, added via JS)
   ========================================================================== */
.sparkle-trail {
  position: fixed;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--coral);
  pointer-events: none;
  z-index: 40;
  opacity: 0.7;
}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width: 640px) {
  .hero { padding-top: 5.5rem; align-items: flex-start; }
  .hero__inner { margin-left: 0; }
  .hero__heading { font-size: clamp(2.6rem, 13vw, 3.6rem); }
  .section { padding-left: 1.5rem; padding-right: 1.5rem; }
}

/* ==========================================================================
   REDUCED MOTION
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .js-hero-in, .reveal { opacity: 1 !important; transform: none !important; }
  #balloon-canvas { display: none; }
}