/* ============================================================
   base.css — reset, layout primitives, components
   Mobile-first. Enhancements live behind min-width queries.
   ============================================================ */

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

img, svg { display: block; max-width: 100%; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
a { color: inherit; }
:focus-visible {
  outline: 3px solid var(--c-rose);
  outline-offset: 3px;
  border-radius: 6px;
}

/* ---------- Page ---------- */
body {
  font-family: var(--font-body);
  font-size: var(--fs-400);
  line-height: var(--lh-body);
  color: var(--ink);
  background: var(--grad-dream);
  background-attachment: fixed;
  min-height: 100svh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Lock scroll while the cover overlay is up */
body.is-locked { overflow: hidden; height: 100svh; }

/* ---------- Layout helpers ---------- */
.section {
  position: relative;
  padding: var(--sp-8) var(--page-pad);
}
.wrap {
  width: 100%;
  max-width: var(--content-max);
  margin-inline: auto;
}
.center { text-align: center; }

/* Decorative divider */
.divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-3);
  color: var(--c-rose);
  margin: var(--sp-4) auto;
  opacity: 0.85;
}
.divider::before, .divider::after {
  content: "";
  height: 1px;
  width: clamp(2rem, 14vw, 4.5rem);
  background: linear-gradient(90deg, transparent, var(--c-pink));
}
.divider::after { transform: scaleX(-1); }

.eyebrow {
  font-size: var(--fs-300);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--ink-soft);
  font-weight: 600;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  min-height: 52px;
  padding: 0.85rem 1.9rem;
  border-radius: var(--r-pill);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--on-dark);
  background-image: linear-gradient(120deg, var(--c-rose), var(--c-pink), var(--c-lavender));
  background-size: 180% 180%;
  box-shadow: var(--shadow-md);
  transition: transform var(--dur-fast) var(--ease-back),
              box-shadow var(--dur-fast) var(--ease-soft),
              background-position var(--dur-slow) var(--ease-soft);
}
.btn:hover { background-position: 100% 50%; box-shadow: var(--shadow-lg); }
.btn:active { transform: scale(0.96); }

.btn--ghost {
  color: var(--ink-strong);
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(6px);
  box-shadow: var(--shadow-sm);
}

/* ============================================================
   COVER / ENVELOPE OVERLAY
   ============================================================ */
.cover {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: var(--page-pad);
  text-align: center;
  background: var(--grad-cover);
  transition: opacity var(--dur-slow) var(--ease-soft),
              transform var(--dur-slow) var(--ease-soft),
              visibility var(--dur-slow);
}
.cover.is-open {
  opacity: 0;
  transform: scale(1.08);
  visibility: hidden;
  pointer-events: none;
}
.cover__inner { max-width: 24rem; }
.cover__seal {
  width: 92px; height: 92px;
  margin: 0 auto var(--sp-5);
  border-radius: 50%;
  display: grid; place-items: center;
  font-size: 2.4rem;
  background: var(--grad-gold);
  box-shadow: var(--shadow-glow), inset 0 0 0 4px rgba(255,255,255,0.5);
}
.cover__kicker {
  font-size: var(--fs-300);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--ink-soft);
  font-weight: 600;
}
.cover__name {
  font-family: var(--font-script);
  font-size: clamp(2.6rem, 12vw, 3.6rem);
  font-weight: 700;
  line-height: 1.05;
  color: var(--ink-strong);
  margin: var(--sp-2) 0 var(--sp-3);
}
.cover__sub {
  color: var(--ink-soft);
  margin-bottom: var(--sp-6);
}
.cover__hint {
  margin-top: var(--sp-5);
  font-size: var(--fs-300);
  color: var(--ink-soft);
  letter-spacing: 0.08em;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--sp-8) var(--page-pad) var(--sp-7);
  position: relative;
  overflow: hidden;
}
.hero__portrait {
  width: clamp(150px, 46vw, 200px);
  aspect-ratio: 1;
  border-radius: 50%;
  object-fit: cover;
  padding: 6px;
  background: var(--grad-rainbow);
  background-size: 220% 220%;
  box-shadow: var(--shadow-lg);
  margin: 0 auto var(--sp-5);
}
.hero__kicker { margin-bottom: var(--sp-3); }
.hero__name {
  font-family: var(--font-script);
  font-size: var(--fs-900);
  font-weight: 700;
  line-height: var(--lh-tight);
  color: var(--ink-strong);
  text-shadow: 0 2px 24px rgba(255, 170, 205, 0.45);
}
.hero__title {
  font-family: var(--font-display);
  font-size: var(--fs-600);
  font-weight: 500;
  font-style: italic;
  color: var(--c-rose);
  margin-top: var(--sp-2);
}
.scroll-cue {
  margin-top: var(--sp-7);
  font-size: var(--fs-300);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-soft);
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-2);
}
.scroll-cue span { font-size: 1.3rem; }

/* ============================================================
   CARD (shared glassy surface)
   ============================================================ */
.card {
  background: rgba(255, 255, 255, 0.62);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-md);
  padding: var(--sp-6) var(--sp-5);
}

.section__title {
  font-family: var(--font-display);
  font-size: var(--fs-700);
  font-weight: 600;
  color: var(--ink-strong);
  text-align: center;
}

/* ---- Details ---- */
.detail-row {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-1);
  padding: var(--sp-4) 0;
}
.detail-row + .detail-row { border-top: 1px dashed rgba(255, 143, 184, 0.4); }
.detail-row__icon { font-size: 1.6rem; }
.detail-row__label {
  font-size: var(--fs-300);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--ink-soft);
  font-weight: 600;
}
.detail-row__value {
  font-family: var(--font-display);
  font-size: var(--fs-500);
  color: var(--ink-strong);
  font-weight: 600;
}

/* ============================================================
   COUNTDOWN
   ============================================================ */
.countdown {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-3);
  margin-top: var(--sp-5);
}
.count-tile {
  background: rgba(255, 255, 255, 0.7);
  border-radius: var(--r-md);
  padding: var(--sp-4) var(--sp-2);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(255,255,255,0.8);
}
.count-tile__num {
  font-family: var(--font-display);
  font-size: var(--fs-700);
  font-weight: 700;
  line-height: 1;
  color: var(--c-rose);
  font-variant-numeric: tabular-nums;
}
.count-tile__label {
  display: block;
  margin-top: var(--sp-2);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
  font-weight: 600;
}
.countdown__done {
  text-align: center;
  font-family: var(--font-script);
  font-size: var(--fs-700);
  color: var(--c-rose);
}

/* ============================================================
   GALLERY
   ============================================================ */
.gallery__hint {
  font-size: var(--fs-300);
  color: var(--ink-soft);
  margin-top: var(--sp-1);
}
.gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-3);
  margin-top: var(--sp-5);
}
.gallery__item {
  position: relative;
  border-radius: var(--r-md);
  overflow: hidden;
  background: #fff;
  padding: 8px;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: transform var(--dur-base) var(--ease-back),
              box-shadow var(--dur-base) var(--ease-soft);
}
.gallery__item:first-child { grid-column: span 2; }
.gallery__item img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: calc(var(--r-md) - 8px);
}
.gallery__item:first-child img { aspect-ratio: 16 / 9; }
.gallery__item:hover, .gallery__item:active {
  transform: translateY(-4px) rotate(-1deg);
  box-shadow: var(--shadow-md);
}

/* ============================================================
   LOCATION
   ============================================================ */
.location__address {
  font-family: var(--font-display);
  font-size: var(--fs-500);
  color: var(--ink-strong);
  line-height: 1.5;
  margin: var(--sp-4) 0 var(--sp-5);
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  text-align: center;
  padding: var(--sp-8) var(--page-pad) var(--sp-9);
}
.footer__msg {
  font-family: var(--font-script);
  font-size: var(--fs-700);
  color: var(--c-rose);
  line-height: 1.3;
}
.footer__sign {
  margin-top: var(--sp-4);
  font-size: var(--fs-300);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--ink-soft);
}

/* ============================================================
   MUSIC TOGGLE (fixed)
   ============================================================ */
.music-toggle {
  position: fixed;
  right: max(var(--sp-4), env(safe-area-inset-right));
  bottom: max(var(--sp-4), env(safe-area-inset-bottom));
  z-index: 60;
  width: 56px; height: 56px;
  border-radius: 50%;
  display: grid; place-items: center;
  font-size: 1.4rem;
  color: var(--on-dark);
  background-image: linear-gradient(135deg, var(--c-rose), var(--c-lavender));
  box-shadow: var(--shadow-md);
  transition: transform var(--dur-fast) var(--ease-back);
}
.music-toggle:active { transform: scale(0.9); }
.music-toggle .icon-pause { display: none; }
.music-toggle.is-playing .icon-play { display: none; }
.music-toggle.is-playing .icon-pause { display: block; }

/* ============================================================
   CONFETTI canvas
   ============================================================ */
.confetti-canvas {
  position: fixed;
  inset: 0;
  z-index: 90;
  pointer-events: none;
}

/* ============================================================
   LIGHTBOX (photo viewer)
   ============================================================ */
body.lb-open { overflow: hidden; }

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 120;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  padding: clamp(0.75rem, 4vw, 2rem);
  background: rgba(74, 47, 61, 0.72);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  animation: fadeUp var(--dur-fast) var(--ease-soft);
}
.lightbox[hidden] { display: none; }

.lightbox__stage {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-3);
  max-width: min(92vw, 60rem);
}
.lightbox__img {
  max-width: 100%;
  max-height: 78svh;
  width: auto;
  height: auto;
  border-radius: var(--r-md);
  background: var(--c-cream);
  box-shadow: var(--shadow-lg);
}
.lightbox__counter {
  font-size: var(--fs-300);
  letter-spacing: 0.18em;
  color: rgba(255, 248, 251, 0.9);
  font-variant-numeric: tabular-nums;
}

.lightbox__close,
.lightbox__nav {
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--ink-strong);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow-md);
  transition: transform var(--dur-fast) var(--ease-back),
              background var(--dur-fast) var(--ease-soft);
}
.lightbox__close:active,
.lightbox__nav:active { transform: scale(0.9); }
.lightbox__close:hover,
.lightbox__nav:hover { background: #fff; }

.lightbox__close {
  position: absolute;
  top: max(var(--sp-3), env(safe-area-inset-top));
  right: max(var(--sp-3), env(safe-area-inset-right));
  width: 46px; height: 46px;
  font-size: 1.1rem;
}
.lightbox__nav {
  flex: 0 0 auto;
  width: 48px; height: 48px;
  font-size: 1.8rem;
  line-height: 1;
}
.lightbox__nav[hidden] { display: none; }

/* On small screens, float the arrows over the image edges
   so the photo gets the full width. */
@media (max-width: 560px) {
  .lightbox__nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
  }
  .lightbox__nav--prev { left: var(--sp-3); }
  .lightbox__nav--next { right: var(--sp-3); }
  .lightbox__nav:active { transform: translateY(-50%) scale(0.9); }
}

/* ============================================================
   Responsive enhancements
   ============================================================ */
@media (min-width: 600px) {
  :root { --content-max: 36rem; }
  .detail-row {
    flex-direction: row;
    justify-content: center;
    gap: var(--sp-4);
    text-align: left;
  }
}