/* ============================================================
   SHIFA — Romantic Surprise Website
   CUSTOMIZE COLORS: edit the :root variables below.
   ============================================================ */

:root {
  --pink-soft: #ffd6e3;
  --pink-mid: #ff8fb3;
  --rose-deep: #c41e3a;
  --red-luxury: #6b0f1a;
  --night: #12080c;
  --night-2: #1c0b12;
  --glass: rgba(255, 230, 238, 0.08);
  --glass-border: rgba(255, 182, 193, 0.38);
  --glow: rgba(255, 90, 130, 0.55);
  --gold: #f3c6c6;
  --text: #ffe9f0;
  --muted: rgba(255, 232, 238, 0.72);
  --header-font: "Great Vibes", "Dancing Script", cursive;
  --script-font: "Dancing Script", cursive;
  --body-font: "Poppins", system-ui, sans-serif;
  --radius: 28px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--body-font);
  color: var(--text);
  background: var(--night);
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
}

h1,
h2 {
  font-family: var(--header-font);
  font-weight: 400;
  margin: 0;
}

/* ---------- Atmosphere layers ---------- */

#hearts-canvas,
#bokeh-canvas,
#confetti-canvas,
.gradient-pulse {
  position: fixed;
  inset: 0;
  pointer-events: none;
}

#hearts-canvas { z-index: 1; }
#bokeh-canvas { z-index: 0; }
#confetti-canvas { z-index: 40; }

.gradient-pulse {
  z-index: -1;
  background:
    radial-gradient(900px 500px at 15% 10%, rgba(196, 30, 58, 0.38), transparent 60%),
    radial-gradient(700px 480px at 90% 20%, rgba(255, 143, 179, 0.22), transparent 55%),
    radial-gradient(800px 600px at 50% 100%, rgba(90, 10, 30, 0.85), transparent 50%),
    linear-gradient(180deg, #1a0a10 0%, #12080c 45%, #2a0e18 100%);
  animation: pulseBg 12s ease-in-out infinite alternate;
}

@keyframes pulseBg {
  from { filter: saturate(1) brightness(1); }
  to { filter: saturate(1.25) brightness(1.12); }
}

.glass {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.04) inset,
    0 20px 50px rgba(0, 0, 0, 0.35),
    0 0 40px var(--glow);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

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

.top-bar {
  position: relative;
  z-index: 5;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 6vw 0.5rem;
}

.brand {
  font-family: var(--script-font);
  font-size: 1.35rem;
  letter-spacing: 0.04em;
  margin: 0;
  color: var(--pink-soft);
}

.nav-links {
  display: flex;
  gap: 1.25rem;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav-links a {
  opacity: 0.8;
  transition: opacity 0.2s, text-shadow 0.2s;
}

.nav-links a:hover {
  opacity: 1;
  text-shadow: 0 0 12px var(--glow);
}

/* ---------- Multilingual love banner ---------- */

.love-banner {
  position: relative;
  z-index: 5;
  margin: 1rem 6vw 0;
  padding: 0.85rem 1.4rem;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  min-height: 4.6rem;
}

.love-phrase-wrap {
  text-align: center;
  min-width: min(70vw, 520px);
}

.love-lang {
  margin: 0;
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  opacity: 0.85;
}

.love-phrase {
  margin: 0.15rem 0 0;
  font-family: var(--header-font);
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  line-height: 1.2;
  min-height: 1.25em;
}

.love-phrase.is-leaving {
  animation: fadeOutSlide 0.45s ease forwards;
}

.love-phrase.is-entering {
  animation: fadeInSlide 0.55s ease forwards;
}

.heart-icon {
  color: var(--pink-mid);
  font-size: 1.4rem;
  animation: heartbeat 1.6s ease-in-out infinite;
  text-shadow: 0 0 14px var(--glow);
}

@keyframes heartbeat {
  0%, 100% { transform: scale(1); }
  30% { transform: scale(1.25); }
  45% { transform: scale(1); }
}

@keyframes fadeOutSlide {
  to { opacity: 0; transform: translateY(-10px); filter: blur(4px); }
}

@keyframes fadeInSlide {
  from { opacity: 0; transform: translateY(12px); filter: blur(4px); }
  to { opacity: 1; transform: none; filter: none; }
}

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

.hero {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 4.5rem 6vw 3rem;
}

.hero-orb {
  position: absolute;
  left: 50%;
  top: 10%;
  width: min(520px, 80vw);
  height: 280px;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(255, 90, 130, 0.28), transparent 68%);
  filter: blur(10px);
  z-index: -1;
  animation: orbFloat 8s ease-in-out infinite;
}

@keyframes orbFloat {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(18px); }
}

.eyebrow {
  letter-spacing: 0.28em;
  text-transform: uppercase;
  font-size: 0.72rem;
  color: var(--pink-soft);
  margin: 0 0 0.8rem;
}

.hero h1 {
  font-size: clamp(3rem, 9vw, 6.4rem);
  line-height: 1.05;
  text-shadow: 0 0 40px var(--glow);
}

.hero-sub {
  max-width: 36rem;
  margin: 1rem auto 2rem;
  color: var(--muted);
  font-weight: 300;
  font-size: 1.05rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  justify-content: center;
}

.btn-primary,
.btn-ghost {
  border-radius: 999px;
  padding: 0.9rem 1.5rem;
  font-family: inherit;
  font-size: 0.95rem;
  cursor: pointer;
  border: 1px solid var(--glass-border);
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
}

.btn-primary {
  background: linear-gradient(135deg, #ff6b93, #c41e3a);
  color: white;
  box-shadow: 0 0 24px var(--glow);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
}

.btn-primary:hover,
.btn-ghost:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 32px var(--glow);
}

.btn-primary:active {
  transform: scale(0.98);
}

/* ---------- Letter ---------- */

.letter-section,
.gallery-section,
.together-section {
  position: relative;
  z-index: 2;
  padding: 1.5rem 6vw 3.5rem;
}

.letter-card {
  max-width: 720px;
  margin: 0 auto;
  padding: 3.2rem 2.4rem 2.4rem;
  border-radius: var(--radius);
  position: relative;
}

.wax-seal {
  position: absolute;
  top: -22px;
  left: 50%;
  transform: translateX(-50%);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: radial-gradient(circle at 35% 30%, #ff6b93, #7a1020);
  box-shadow: 0 0 20px var(--glow);
  font-family: var(--header-font);
  font-size: 1.6rem;
}

.letter-card h2 {
  text-align: center;
  font-size: 3rem;
  margin-bottom: 0.4rem;
}

.letter-date {
  text-align: center;
  font-size: 0.8rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
}

.letter-card p {
  line-height: 1.8;
  color: var(--muted);
  font-weight: 300;
}

.letter-sign {
  text-align: right;
  font-family: var(--script-font);
  font-size: 1.45rem;
  color: var(--pink-soft) !important;
}

.letter-sign span {
  font-size: 1.15rem;
}

/* ---------- Gallery ---------- */

.section-head {
  text-align: center;
  margin-bottom: 2rem;
}

.section-head h2 {
  font-size: clamp(2.4rem, 6vw, 3.6rem);
}

.section-head p {
  color: var(--muted);
  margin: 0.4rem 0 0;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.4rem;
  max-width: 1100px;
  margin: 0 auto;
}

.photo-frame {
  margin: 0;
  padding: 0.7rem 0.7rem 1rem;
  border-radius: 22px;
  overflow: hidden;
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.photo-frame img {
  width: 100%;
  height: 380px;
  object-fit: cover;
  object-position: center 18%;
  border-radius: 14px;
  transition: transform 0.5s ease;
}

.photo-frame figcaption {
  margin-top: 0.7rem;
  text-align: center;
  font-family: var(--script-font);
  font-size: 1.2rem;
  color: var(--pink-soft);
}

.photo-frame:hover {
  transform: translateY(-8px);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.08) inset,
    0 24px 50px rgba(0, 0, 0, 0.4),
    0 0 50px var(--glow);
}

.photo-frame:hover img {
  transform: scale(1.08);
}

/* ---------- Days together ---------- */

.together-card {
  max-width: 860px;
  margin: 0 auto;
  padding: 2.4rem 1.4rem;
  border-radius: var(--radius);
  text-align: center;
}

.together-card h2 {
  font-size: clamp(2.4rem, 6vw, 3.4rem);
}

.together-hint,
.together-foot {
  color: var(--muted);
}

.counter {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.8rem;
  margin: 1.6rem 0 0.6rem;
}

.counter-block {
  padding: 1rem 0.4rem;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 182, 193, 0.22);
}

.counter-num {
  display: block;
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 600;
  color: var(--pink-soft);
  text-shadow: 0 0 18px var(--glow);
}

.counter-label {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  opacity: 0.7;
}

/* ---------- Footer + music ---------- */

.site-footer {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 1rem 6vw 7rem;
  color: var(--muted);
}

.tiny {
  font-size: 0.85rem;
  opacity: 0.75;
}

.music-dock {
  position: fixed;
  z-index: 30;
  right: 1.2rem;
  bottom: 1.2rem;
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.55rem 0.85rem;
  border-radius: 999px;
}

.music-btn {
  border: 0;
  background: transparent;
  color: var(--text);
  font-family: inherit;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.85rem;
}

.music-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, #ff6b93, #c41e3a);
  box-shadow: 0 0 16px var(--glow);
}

.music-btn.is-playing .music-icon {
  animation: spinNote 3s linear infinite;
}

@keyframes spinNote {
  to { transform: rotate(360deg); }
}

#music-volume {
  width: 88px;
  accent-color: #ff6b93;
}

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

@media (max-width: 900px) {
  .gallery-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .top-bar {
    flex-direction: column;
    gap: 0.4rem;
  }

  .nav-links {
    font-size: 0.72rem;
    gap: 0.9rem;
  }

  .love-banner {
    border-radius: 22px;
    margin-inline: 4vw;
  }

  .letter-card {
    padding: 2.8rem 1.2rem 1.6rem;
  }

  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .photo-frame img {
    height: 420px;
  }

  .counter {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  #music-volume {
    width: 64px;
  }

  .music-dock {
    left: 50%;
    right: auto;
    transform: translateX(-50%);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}