/* ==========================================================================
   Bestie Page — stage-based interactive gift
   Soft pastels · centered cards · mobile-first
   ========================================================================== */

:root {
  --sky: #d9f0ff;
  --mint: #e7ffe9;
  --peach: #fff4d8;
  --cream: #fffdf8;
  --ink: #243156;
  --ink-soft: #5b6484;
  --pink: #ff8fab;
  --peach-acc: #ffb38a;
  --lavender: #c9b6ff;
  --blue: #5b8def;
  --blue-deep: #3f72d8;
  --card: #ffffff;
  --line: rgba(36, 49, 86, 0.12);
  --shadow: 0 18px 50px rgba(59, 90, 140, 0.14);
  --shadow-soft: 0 10px 30px rgba(59, 90, 140, 0.1);

  --font-ui: "Nunito", system-ui, sans-serif;
  --font-serif: "Playfair Display", Georgia, serif;
  --font-script: "Caveat", cursive;

  --r-pill: 999px;
  --r-card: 28px;
  --r-btn: 999px;

  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-5: 40px;
  --space-6: 48px;

  --stage-w: min(440px, calc(100vw - 32px));
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

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

html, body {
  margin: 0;
  min-height: 100%;
  font-family: var(--font-ui);
  color: var(--ink);
  background: var(--sky);
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100dvh;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; }

button, input {
  font: inherit;
  color: inherit;
}

button {
  border: 0;
  background: none;
  cursor: pointer;
  padding: 0;
}

:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: 12px;
  top: -80px;
  z-index: 100;
  background: #fff;
  padding: 8px 12px;
  border-radius: 12px;
}

.skip-link:focus { top: 12px; }

.script { font-family: var(--font-script); }

h1, h2, h3 {
  font-family: var(--font-script);
}

/* Background world */
.world {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.world__gradient {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 55% at 15% 20%, #cfe9ff 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 85% 25%, #dff8e4 0%, transparent 55%),
    radial-gradient(ellipse 70% 55% at 50% 100%, #ffe9b8 0%, transparent 55%),
    linear-gradient(120deg, #eaf6ff 0%, #f7fff8 45%, #fff8e8 100%);
}

.world__dots {
  position: absolute;
  inset: 0;
  opacity: 0.35;
  background-image: radial-gradient(rgba(36, 49, 86, 0.18) 1px, transparent 1px);
  background-size: 18px 18px;
}

/* Loader */
.loader {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: grid;
  place-content: center;
  gap: 12px;
  background: linear-gradient(140deg, #eaf6ff, #fff8e8);
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loader.is-done {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loader__pulse {
  width: 54px;
  height: 54px;
  margin: 0 auto;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, #fff, #ffb3c6 45%, #5b8def 100%);
  box-shadow: var(--shadow-soft);
  animation: pulse 1.2s ease-in-out infinite;
}

.loader__text {
  margin: 0;
  text-align: center;
  color: var(--ink-soft);
  font-weight: 700;
}

/* App / stages */
.app {
  position: relative;
  z-index: 1;
  min-height: 100dvh;
}

.stage {
  min-height: 100dvh;
  min-height: 100svh;
  display: none;
  align-items: center;
  justify-content: center;
  padding:
    max(20px, calc(16px + var(--safe-top)))
    16px
    max(28px, calc(20px + var(--safe-bottom)));
}

.stage.is-active {
  display: flex;
}

.stage[hidden] { display: none !important; }

.stage__center {
  width: var(--stage-w);
  display: grid;
  justify-items: center;
  gap: 18px;
  text-align: center;
}

.stage__kicker {
  margin: 0;
  font-size: 15px;
  color: var(--ink-soft);
  font-weight: 700;
}

.stage__script {
  margin: 0 0 8px;
  font-family: var(--font-script);
  font-size: clamp(34px, 8vw, 48px);
  font-weight: 700;
  color: var(--blue-deep);
  line-height: 1.15;
}

.stage__title {
  margin: 0;
  font-family: var(--font-script);
  font-size: clamp(28px, 7vw, 40px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  text-transform: lowercase;
}

.stage__lead {
  margin: -4px 0 4px;
  color: var(--ink-soft);
  font-size: 16px;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: var(--r-pill);
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(91, 141, 239, 0.25);
  color: #d45d7a;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  box-shadow: var(--shadow-soft);
}

.pill::before {
  content: "♥";
  color: #ff6b8a;
  font-size: 12px;
}

/* Simple open card */
.open-card {
  margin-top: 12px;
  padding: 0;
  border: 0;
  background: none;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  width: min(260px, 72vw);
}

.open-card__face {
  display: grid;
  justify-items: center;
  gap: 14px;
  padding: 36px 24px 32px;
  background: #fff;
  border-radius: 28px;
  box-shadow: 0 16px 40px rgba(59, 90, 140, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.9);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.open-card:hover .open-card__face {
  transform: translateY(-3px);
  box-shadow: 0 20px 44px rgba(59, 90, 140, 0.18);
}

.open-card:active .open-card__face {
  transform: scale(0.98);
}

.open-card__avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  border: 3px solid #cfe3ff;
  background: #eef6ff;
}

.open-card__heart {
  font-size: 34px;
  color: #ff6f98;
  line-height: 1;
}

.open-card__text {
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

/* Cards */
.card,
.greeting-card,
.polaroid,
.letter-card {
  position: relative;
  width: 100%;
  background: var(--card);
  border-radius: var(--r-card);
  box-shadow: var(--shadow);
  border: 1px solid rgba(255, 255, 255, 0.8);
}

.card__float {
  position: absolute;
  width: 34px;
  height: 34px;
  z-index: 2;
  pointer-events: none;
  animation: floaty 4s ease-in-out infinite;
}

.card__float--tl { top: -14px; left: -10px; }
.card__float--tr { top: -12px; right: -10px; animation-delay: 0.5s; }
.card__float--br { bottom: -12px; right: -8px; animation-delay: 1s; }

.greeting-card {
  padding: 22px 20px 24px;
  text-align: left;
}

.greeting-card__top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.greeting-card__top .pill {
  max-width: calc(100% - 88px);
  text-align: left;
  flex: 1;
}

.greeting-card__top .avatar {
  flex-shrink: 0;
}

.avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  border: 3px solid #b9dcff;
  box-shadow: 0 0 0 4px rgba(185, 220, 255, 0.35);
  background: #e8f4ff;
}

.greeting-card__title {
  margin: 0;
  font-family: var(--font-script);
  font-size: clamp(28px, 7vw, 36px);
  font-weight: 700;
  line-height: 1.15;
  color: #1f2f63;
}

.greeting-card__subtitle {
  margin: 6px 0 0;
  font-size: 28px;
  color: var(--blue-deep);
  font-weight: 600;
}

.divider {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 10px;
  margin: 16px 0;
  color: #8eb6ef;
}

.divider::before,
.divider::after {
  content: "";
  height: 1px;
  background: repeating-linear-gradient(90deg, #b7cff5 0 6px, transparent 6px 12px);
}

.greeting-card__body {
  margin: 0;
  color: var(--ink-soft);
  font-size: 15.5px;
  line-height: 1.7;
}

/* Simple song card */
.song-card {
  width: 100%;
  display: grid;
  justify-items: center;
  gap: 8px;
  padding: 28px 20px 24px;
  border-radius: 28px;
  background: #fff;
  border: 1px solid rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow);
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.song-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 44px rgba(59, 90, 140, 0.16);
}

.song-card:active {
  transform: scale(0.98);
}

.song-card__art {
  width: 88px;
  height: 88px;
  border-radius: 22px;
  margin-bottom: 6px;
}

.song-card.is-playing .song-card__art {
  animation: spin-slow 8s linear infinite;
}

.song-card__title {
  margin: 0;
  font-family: var(--font-script);
  font-size: 24px;
  color: var(--ink);
}

.song-card__artist {
  margin: 0 0 8px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.song-card__play {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: linear-gradient(145deg, #ff9db8, #ff6f98);
  color: #fff;
  font-size: 16px;
  box-shadow: 0 10px 22px rgba(255, 111, 152, 0.35);
}

.song-card.is-playing .song-card__play {
  background: linear-gradient(145deg, #6ea0ff, #4579e8);
  box-shadow: 0 10px 22px rgba(69, 121, 232, 0.35);
}

/* CTA */
.btn-cta {
  min-height: 52px;
  padding: 0 28px;
  border-radius: var(--r-btn);
  background: linear-gradient(135deg, #6ea0ff, #4579e8);
  color: #fff;
  font-weight: 800;
  font-size: 14px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  box-shadow: 0 14px 28px rgba(69, 121, 232, 0.35);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 34px rgba(69, 121, 232, 0.4);
}

.btn-cta:active { transform: translateY(1px) scale(0.98); }

.btn-cta--ghost {
  background: #fff;
  color: var(--blue-deep);
  border: 1.5px solid rgba(91, 141, 239, 0.35);
  box-shadow: var(--shadow-soft);
}

/* Messy photo pile */
.stage__center--photos {
  gap: 12px;
}

.pile-wrap {
  width: 100%;
  display: grid;
  justify-items: center;
  gap: 10px;
}

.pile {
  position: relative;
  width: min(100%, 320px);
  height: min(58vh, 390px);
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
  margin: 8px auto 0;
}

.pile__card {
  position: absolute;
  left: 8%;
  right: 8%;
  top: 4%;
  bottom: 10%;
  background: #fffefb;
  border-radius: 22px;
  padding: 12px 12px 16px;
  box-shadow: 0 16px 40px rgba(59, 90, 140, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.9);
  will-change: transform, opacity;
  cursor: grab;
}

.pile__card.is-top {
  box-shadow: 0 22px 50px rgba(59, 90, 140, 0.24);
}

.pile__card.is-dragging {
  cursor: grabbing;
  z-index: 200 !important;
}

.pile__tape {
  position: absolute;
  top: -9px;
  left: 50%;
  width: 72px;
  height: 22px;
  transform: translateX(-50%) rotate(-2deg);
  background: rgba(255, 183, 197, 0.55);
  border-radius: 3px;
  z-index: 2;
}

.pile__card:nth-child(3n) .pile__tape {
  background: rgba(185, 220, 255, 0.65);
  transform: translateX(-50%) rotate(3deg);
}

.pile__card:nth-child(3n + 1) .pile__tape {
  background: rgba(255, 214, 165, 0.7);
}

.pile__photo {
  width: 100%;
  height: 100%;
  border-radius: 16px;
  overflow: hidden;
  background: #fff3c4;
}

.pile__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
}

.pile__hint {
  margin: 0;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
  opacity: 0.8;
}

.pile__caption {
  margin: 0;
  font-size: clamp(22px, 6vw, 28px);
  line-height: 1.25;
  color: var(--ink);
  text-align: center;
  min-height: 1.3em;
  max-width: 20ch;
}

.pile__count {
  margin: 0;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #3aa8a0;
}

/* Pick cards */
.pick-grid {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 8px;
}

.pick-card {
  aspect-ratio: 0.72;
  border-radius: 22px;
  border: 1px solid rgba(255, 255, 255, 0.7);
  box-shadow: var(--shadow-soft);
  padding: 12px 8px;
  display: grid;
  place-content: center;
  gap: 10px;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  position: relative;
  overflow: hidden;
}

.pick-card:hover { transform: translateY(-4px); }

.pick-card--pink { background: linear-gradient(180deg, #fff, #ffe4ec); color: #e0567a; }
.pick-card--peach { background: linear-gradient(180deg, #fff, #ffe8d6); color: #e07a45; }
.pick-card--lavender { background: linear-gradient(180deg, #fff, #ece4ff); color: #7a5fd4; }

.pick-card img {
  width: 42px;
  height: 42px;
  margin: 0 auto;
}

.pick-card__label {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.pick-card__message {
  display: none;
  font-size: 13px;
  line-height: 1.45;
  font-weight: 700;
  color: var(--ink);
  padding: 0 4px;
}

.pick-card.is-open .pick-card__face { display: none; }
.pick-card.is-open .pick-card__message { display: block; }

.pick-card.is-open {
  box-shadow: 0 16px 34px rgba(91, 141, 239, 0.2);
  transform: translateY(-2px) scale(1.02);
}

.pocket {
  width: min(280px, 70%);
  height: 34px;
  margin-top: -4px;
  border: 2px solid rgba(196, 160, 120, 0.45);
  border-top: 0;
  border-radius: 0 0 40px 40px;
  opacity: 0.55;
}

/* Letter */
.letter-card {
  padding: 28px 22px 26px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.35), rgba(255,255,255,0.35)),
    repeating-linear-gradient(
      180deg,
      #fffdf8 0 28px,
      #eef3ff 28px 29px
    );
  text-align: center;
}

.letter-card__avatar {
  width: 84px;
  height: 84px;
  margin: 0 auto 10px;
  border-radius: 50%;
  border: 2px solid #efd7b8;
  background: #fff4e8;
}

.letter-card__eyebrow {
  margin: 0 0 8px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.letter-card__greeting {
  margin: 0;
  font-size: 40px;
  color: #243f8a;
  font-weight: 700;
}

.letter-card__body {
  text-align: left;
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.75;
  white-space: pre-wrap;
}

.letter-card__signoff {
  margin: 22px 0 0;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
}