/* ==========================================================================
   DESIGN TOKENS
   ========================================================================== */
:root {
  /* Color palette */
  --c-primary: #0D1252;
  --c-primary-rgb: 13, 18, 82;
  --c-secondary: #1C47AF;
  --c-secondary-rgb: 28, 71, 175;
  --c-accent: #7DC4FF;
  --c-accent-rgb: 125, 196, 255;
  --c-bg: #F8FAFD;
  --c-white: #FFFFFF;
  --c-ink: #0B0E2E;
  --c-ink-soft: rgba(13, 18, 82, 0.66);
  --c-ink-faint: rgba(13, 18, 82, 0.42);

  /* Gradients */
  --grad-primary: linear-gradient(160deg, var(--c-primary) 0%, var(--c-secondary) 100%);
  --grad-accent: linear-gradient(120deg, var(--c-secondary) 0%, var(--c-accent) 100%);
  --grad-glow: radial-gradient(circle, rgba(var(--c-accent-rgb), 0.35) 0%, rgba(var(--c-accent-rgb), 0) 70%);

  /* Spacing — 8px grid */
  --sp-1: 4px;
  --sp-2: 8px;
  --sp-3: 16px;
  --sp-4: 24px;
  --sp-5: 32px;
  --sp-6: 48px;
  --sp-7: 64px;
  --sp-8: 96px;
  --sp-9: 128px;

  /* Radius */
  --r-lg: 20px;
  --r-md: 14px;
  --r-sm: 10px;
  --r-pill: 999px;

  /* Shadows */
  --shadow-soft: 0 20px 60px -20px rgba(var(--c-primary-rgb), 0.25);
  --shadow-lift: 0 30px 80px -24px rgba(var(--c-primary-rgb), 0.35);
  --shadow-glow-accent: 0 0 40px rgba(var(--c-accent-rgb), 0.45);

  /* Typography */
  --font-display: "Playfair Display", serif;
  --font-body: "Inter", sans-serif;
  --font-script: "Great Vibes", cursive;

  /* Motion */
  --ease-soft: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --dur-fast: 0.3s;
  --dur-med: 0.6s;
  --dur-slow: 1.1s;

  --glass-bg: rgba(255, 255, 255, 0.55);
  --glass-bg-dark: rgba(255, 255, 255, 0.08);
  --glass-border: rgba(255, 255, 255, 0.6);
  --glass-border-dark: rgba(255, 255, 255, 0.18);
}

/* ==========================================================================
   RESET
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
body, h1, h2, h3, p, figure { margin: 0; }
img { max-width: 100%; display: block; }
button { font: inherit; background: none; border: none; cursor: pointer; color: inherit; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }

body {
  font-family: var(--font-body);
  background: var(--c-bg);
  color: var(--c-ink);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Branded keyboard-focus ring — visible only for keyboard navigation
   (not on mouse/touch clicks), consistent across light and dark sections. */
:focus { outline: none; }
:focus-visible {
  outline: 2px solid var(--c-accent);
  outline-offset: 3px;
}

::selection { background: rgba(var(--c-accent-rgb), 0.35); color: var(--c-primary); }

/* ==========================================================================
   SHARED HEART BEAT (hero / final / footer hearts)
   ========================================================================== */
@keyframes heartbeat {
  0%, 100% { transform: scale(1); }
  20% { transform: scale(1.15); }
  40% { transform: scale(0.95); }
  60% { transform: scale(1.08); }
}

/* ==========================================================================
   STARFIELD (shared canvas layer)
   ========================================================================== */
.starfield { position: fixed; inset: 0; z-index: -1; pointer-events: none; opacity: 0; transition: opacity 1.2s var(--ease-soft); }
.starfield.is-active { opacity: 1; }

/* ==========================================================================
   SCROLL PROGRESS
   ========================================================================== */
.scroll-progress { position: fixed; top: 0; left: 0; width: 100%; height: 3px; z-index: 500; background: transparent; }
.scroll-progress__fill { height: 100%; width: 0%; background: var(--grad-accent); box-shadow: 0 0 12px rgba(var(--c-accent-rgb), 0.7); }

/* ==========================================================================
   LAYOUT / SECTION SHELL
   ========================================================================== */
.site[hidden] { display: none; }

.section { position: relative; padding: var(--sp-8) var(--sp-4); max-width: 1280px; margin: 0 auto; }
.section__header { text-align: center; max-width: 640px; margin: 0 auto var(--sp-7); }
.section__eyebrow {
  font-size: 0.75rem; font-weight: 600; letter-spacing: 0.22em; color: var(--c-secondary);
  margin-bottom: var(--sp-2);
}
.section__title {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(2rem, 4.5vw, 3rem);
  color: var(--c-primary);
  line-height: 1.15;
  margin-bottom: var(--sp-3);
}
.section__subtitle { font-size: 1.05rem; color: var(--c-ink-soft); line-height: 1.6; }

/* Reveal-on-scroll base state (GSAP toggles .is-visible) */
.reveal { opacity: 0; transform: translateY(36px); filter: blur(6px); }
.reveal.is-visible { opacity: 1; transform: translateY(0); filter: blur(0); transition: opacity 1s var(--ease-soft), transform 1s var(--ease-soft), filter 1s var(--ease-soft); }

/* Glass utility */
.glass {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}
.glass-dark {
  background: var(--glass-bg-dark);
  border: 1px solid var(--glass-border-dark);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: var(--sp-2);
  padding: var(--sp-3) var(--sp-5);
  border-radius: var(--r-pill);
  font-weight: 500; font-size: 0.95rem; letter-spacing: 0.01em;
  transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
}
.btn--glass {
  color: var(--c-white);
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.35);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 0 0 rgba(var(--c-accent-rgb), 0);
}
.btn--glass:hover { transform: translateY(-3px); box-shadow: var(--shadow-glow-accent); border-color: var(--c-accent); }
.btn__icon { width: 18px; height: 18px; transition: transform var(--dur-fast) var(--ease-out); }
.btn--glass:hover .btn__icon { transform: translateX(4px); }

/* ==========================================================================
   HERO
   ========================================================================== */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center;
  padding: var(--sp-7) var(--sp-4) var(--sp-8);
  background: var(--grad-primary);
  overflow: hidden;
  isolation: isolate;
}
.hero__glow { position: absolute; border-radius: 50%; filter: blur(80px); opacity: 0.55; }
.hero__glow--a { width: 480px; height: 480px; background: rgba(var(--c-accent-rgb), 0.45); top: -140px; left: -120px; }
.hero__glow--b { width: 420px; height: 420px; background: rgba(var(--c-secondary-rgb), 0.55); bottom: -160px; right: -100px; }
.hero__parallax { position: absolute; inset: 0; z-index: 0; }

.hero__floaters { position: absolute; inset: 0; z-index: 1; pointer-events: none; }
.hero__floaters .float-heart {
  position: absolute; color: rgba(255,255,255,0.55); width: 18px; height: 18px;
  animation: floatDrift linear infinite;
}
.hero__floaters .float-heart svg { width: 100%; height: 100%; fill: currentColor; }
@keyframes floatDrift {
  0% { transform: translateY(10vh) translateX(0) rotate(0deg); opacity: 0; }
  10% { opacity: 0.8; }
  90% { opacity: 0.5; }
  100% { transform: translateY(-110vh) translateX(var(--drift, 40px)) rotate(20deg); opacity: 0; }
}

.hero__content { position: relative; z-index: 2; max-width: 720px; display: flex; flex-direction: column; align-items: center; gap: var(--sp-4); }
.hero__eyebrow { font-size: 0.75rem; letter-spacing: 0.3em; color: var(--c-accent); font-weight: 600; }
.hero__title {
  font-family: var(--font-display); font-weight: 700; color: var(--c-white);
  font-size: clamp(2.4rem, 8vw, 5rem); line-height: 1.08; letter-spacing: -0.01em;
}
.hero__title-name {
  background: linear-gradient(120deg, var(--c-accent), var(--c-white));
  -webkit-background-clip: text; background-clip: text; color: transparent;
  text-shadow: 0 0 60px rgba(var(--c-accent-rgb), 0.5);
}
.hero__heart-inline { color: var(--c-accent); display: inline-block; animation: heartbeat 1.6s ease-in-out infinite; }
.hero__subtitle { font-size: clamp(1.05rem, 2vw, 1.3rem); color: rgba(255,255,255,0.85); font-style: italic; font-family: var(--font-display); max-width: 520px; }

.hero__portrait { position: relative; width: min(260px, 60vw); aspect-ratio: 3/4; margin-top: var(--sp-3); }
.hero__portrait-glow { position: absolute; inset: -20px; background: var(--grad-glow); filter: blur(20px); z-index: 0; animation: pulseGlow 4s ease-in-out infinite; }
@keyframes pulseGlow { 0%, 100% { opacity: 0.6; transform: scale(1); } 50% { opacity: 1; transform: scale(1.06); } }
.hero__portrait img {
  position: relative; z-index: 1; width: 100%; height: 100%; object-fit: cover;
  border-radius: var(--r-lg); border: 1px solid rgba(255,255,255,0.4);
  box-shadow: var(--shadow-lift);
}

.scroll-indicator {
  position: absolute; bottom: var(--sp-4); left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: var(--sp-2);
  color: rgba(255,255,255,0.75); z-index: 2;
}
.scroll-indicator__mouse { width: 22px; height: 34px; border: 1.5px solid rgba(255,255,255,0.6); border-radius: 12px; display: flex; justify-content: center; padding-top: 6px; }
.scroll-indicator__wheel { width: 3px; height: 6px; background: var(--c-accent); border-radius: 2px; animation: scrollWheel 1.8s ease-in-out infinite; }
@keyframes scrollWheel { 0% { transform: translateY(0); opacity: 1; } 70% { opacity: 0.3; } 100% { transform: translateY(10px); opacity: 0; } }
.scroll-indicator__label { font-size: 0.7rem; letter-spacing: 0.2em; }

/* ==========================================================================
   TIMELINE
   ========================================================================== */
.timeline { isolation: isolate; }
.timeline::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 110px; z-index: -1;
  background: linear-gradient(to bottom, rgba(13, 18, 82, 0.16), transparent); pointer-events: none;
}
.timeline__wrap { position: relative; }
.timeline__scroller { position: relative; overflow-x: auto; overflow-y: hidden; padding: var(--sp-5) 0 var(--sp-4); scrollbar-width: thin; scrollbar-color: var(--c-accent) transparent; scroll-behavior: smooth; }
.timeline__line { position: absolute; top: 90px; left: 0; width: 100%; height: 140px; stroke: rgba(var(--c-secondary-rgb), 0.25); stroke-width: 3; fill: none; pointer-events: none; }
.timeline__track { position: relative; display: flex; gap: var(--sp-6); padding: 0 var(--sp-4); min-width: max-content; }

.timeline__nav { display: flex; align-items: center; justify-content: center; gap: var(--sp-4); margin-top: var(--sp-3); }
.timeline__arrow {
  width: 48px; height: 48px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--c-primary);
  background: var(--glass-bg); border: 1px solid var(--glass-border);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  box-shadow: var(--shadow-soft);
  transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out), opacity var(--dur-fast) var(--ease-out);
}
.timeline__arrow svg { width: 20px; height: 20px; }
.timeline__arrow:hover { transform: scale(1.08); box-shadow: var(--shadow-lift); }
.timeline__arrow:disabled { opacity: 0.35; pointer-events: none; }
@media (max-width: 640px) {
  .timeline__arrow { width: 40px; height: 40px; }
}

.timeline-card {
  width: 300px; scroll-snap-align: center;
  padding: var(--sp-4); border-radius: var(--r-lg);
  display: flex; flex-direction: column; gap: var(--sp-3);
  box-shadow: var(--shadow-soft);
  opacity: 0; transform: translateY(40px) scale(0.96);
  transition: opacity 0.9s var(--ease-soft), transform 0.9s var(--ease-soft);
}
.timeline-card.is-visible { opacity: 1; transform: translateY(0) scale(1); }
.timeline-card:nth-child(even) { margin-top: 90px; }
.timeline-card:nth-child(odd) { margin-bottom: 90px; }

.timeline-card__photo { width: 100%; aspect-ratio: 4/3; border-radius: var(--r-md); overflow: hidden; background: var(--c-bg); }
.timeline-card__photo img { width: 100%; height: 100%; object-fit: contain; transition: transform 0.6s var(--ease-out); }
.timeline-card:hover .timeline-card__photo img { transform: scale(1.08); }
.timeline-card__date { font-family: var(--font-display); font-weight: 600; font-style: italic; color: var(--c-secondary); font-size: 0.95rem; }
.timeline-card__title { font-family: var(--font-display); font-weight: 700; font-size: 1.2rem; color: var(--c-primary); }
.timeline-card__memory { font-size: 0.92rem; color: var(--c-ink-soft); line-height: 1.55; }

/* ==========================================================================
   GALLERY
   ========================================================================== */
.gallery__grid { column-count: 1; column-gap: var(--sp-4); }
@media (min-width: 640px) { .gallery__grid { column-count: 2; } }
@media (min-width: 1024px) { .gallery__grid { column-count: 3; } }

.gallery-item {
  break-inside: avoid; margin-bottom: var(--sp-4); border-radius: var(--r-lg);
  overflow: hidden; position: relative; cursor: pointer;
  border: 1px solid var(--glass-border); box-shadow: var(--shadow-soft);
  opacity: 0; transform: translateY(30px) scale(0.97);
  transition: opacity 0.8s var(--ease-soft), transform 0.8s var(--ease-soft);
}
.gallery-item.is-visible { opacity: 1; transform: translateY(0) scale(1); }
.gallery-item img { width: 100%; display: block; transition: transform 0.7s var(--ease-out); }
.gallery-item:hover img { transform: scale(1.12); }
.gallery-item__overlay {
  position: absolute; inset: 0; display: flex; align-items: flex-end; padding: var(--sp-3);
  background: linear-gradient(0deg, rgba(var(--c-primary-rgb), 0.55), transparent 55%);
  opacity: 0; transition: opacity var(--dur-fast) var(--ease-out);
}
.gallery-item:hover .gallery-item__overlay { opacity: 1; }
.gallery-item__overlay span { color: var(--c-white); font-family: var(--font-display); font-style: italic; font-size: 0.95rem; }

.lightbox {
  position: fixed; inset: 0; z-index: 2000; display: flex; align-items: center; justify-content: center;
  background: rgba(8, 10, 40, 0.85); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  opacity: 0; visibility: hidden; transition: opacity 0.4s var(--ease-soft), visibility 0.4s var(--ease-soft);
}
.lightbox.is-open { opacity: 1; visibility: visible; }
.lightbox img { max-width: min(90vw, 900px); max-height: 82vh; border-radius: var(--r-md); box-shadow: var(--shadow-lift); transform: scale(0.94); transition: transform 0.4s var(--ease-soft); }
.lightbox.is-open img { transform: scale(1); }
.lightbox__close, .lightbox__nav {
  position: absolute; color: var(--c-white); width: 44px; height: 44px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.25);
  transition: background var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out);
}
.lightbox__close svg, .lightbox__nav svg { width: 20px; height: 20px; }
.lightbox__close:hover, .lightbox__nav:hover { background: rgba(255,255,255,0.22); transform: scale(1.06); }
.lightbox__close { top: var(--sp-4); right: var(--sp-4); }
.lightbox__nav--prev { left: var(--sp-4); top: 50%; transform: translateY(-50%); }
.lightbox__nav--next { right: var(--sp-4); top: 50%; transform: translateY(-50%); }

/* ==========================================================================
   LETTER
   ========================================================================== */
.letter { display: flex; flex-direction: column; align-items: center; }
.letter__paper {
  position: relative; max-width: 680px; width: 100%;
  background: linear-gradient(165deg, #ffffff 0%, #fbfcfe 100%);
  border-radius: var(--r-lg); padding: var(--sp-7) var(--sp-6);
  box-shadow: var(--shadow-lift);
  border: 1px solid rgba(var(--c-secondary-rgb), 0.08);
}
.letter__paper::before {
  content: ""; position: absolute; inset: 10px; border: 1px solid rgba(var(--c-secondary-rgb), 0.12); border-radius: calc(var(--r-lg) - 6px); pointer-events: none;
}
.letter__music {
  position: absolute; top: var(--sp-4); right: var(--sp-4);
  display: flex; align-items: center; gap: var(--sp-2);
  padding: var(--sp-2) var(--sp-3); border-radius: var(--r-pill);
  background: rgba(var(--c-secondary-rgb), 0.08); color: var(--c-secondary); font-size: 0.8rem; font-weight: 500;
  transition: background var(--dur-fast) var(--ease-out);
}
.letter__music:hover { background: rgba(var(--c-secondary-rgb), 0.16); }
.letter__music svg { width: 16px; height: 16px; }
.letter__salutation { font-family: var(--font-display); font-style: italic; font-size: 1.4rem; color: var(--c-primary); margin-bottom: var(--sp-4); }
.letter__body { font-size: 1.05rem; line-height: 1.9; color: var(--c-ink-soft); white-space: pre-wrap; min-height: 220px; }
.letter__body .caret { display: inline-block; width: 2px; height: 1em; background: var(--c-secondary); margin-left: 2px; vertical-align: -0.1em; animation: caretBlink 0.9s steps(1) infinite; }
@keyframes caretBlink { 50% { opacity: 0; } }
.letter__signature-label { margin-top: var(--sp-5); color: var(--c-ink-faint); font-size: 0.9rem; }
.letter__signature { font-family: var(--font-script); font-size: 2.6rem; color: var(--c-secondary); margin-top: var(--sp-1); opacity: 0; transform: translateY(10px); transition: opacity 1s var(--ease-soft) 0.3s, transform 1s var(--ease-soft) 0.3s; }
.letter__signature.is-visible { opacity: 1; transform: translateY(0); }

/* ==========================================================================
   REASONS — FLIP CARDS
   ========================================================================== */
.reasons__grid { display: grid; grid-template-columns: repeat(1, 1fr); gap: var(--sp-4); }
@media (min-width: 640px) { .reasons__grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .reasons__grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1280px) { .reasons__grid { grid-template-columns: repeat(4, 1fr); } }

.flip-card { perspective: 1400px; height: 240px; opacity: 0; transform: translateY(30px); transition: opacity 0.7s var(--ease-soft), transform 0.7s var(--ease-soft); }
.flip-card.is-visible { opacity: 1; transform: translateY(0); }
.flip-card__inner { position: relative; width: 100%; height: 100%; transition: transform 0.7s var(--ease-soft); transform-style: preserve-3d; }
.flip-card.is-flipped .flip-card__inner, .flip-card:hover .flip-card__inner { transform: rotateY(180deg); }

.flip-card__face {
  position: absolute; inset: 0; backface-visibility: hidden; border-radius: var(--r-lg);
  display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center;
  padding: var(--sp-4); gap: var(--sp-2);
}
.flip-card__face--front { background: var(--glass-bg); border: 1px solid var(--glass-border); box-shadow: var(--shadow-soft); }
.flip-card__face--back { background: var(--grad-accent); color: var(--c-white); transform: rotateY(180deg); box-shadow: var(--shadow-lift); }

.flip-card__number { font-family: var(--font-display); font-size: 0.85rem; letter-spacing: 0.15em; color: var(--c-ink-faint); }
.flip-card__heart { width: 34px; height: 34px; color: var(--c-secondary); filter: drop-shadow(0 4px 10px rgba(var(--c-secondary-rgb), 0.35)); }
.flip-card__heart svg { width: 100%; height: 100%; fill: currentColor; }
.flip-card__hint { font-size: 0.8rem; color: var(--c-ink-faint); }

.flip-card__icon { width: 30px; height: 30px; color: var(--c-white); opacity: 0.9; }
.flip-card__icon svg { width: 100%; height: 100%; fill: none; stroke: currentColor; stroke-width: 1.5; }
.flip-card__reason { font-size: 0.95rem; line-height: 1.5; }

/* ==========================================================================
   MEMORY JAR
   ========================================================================== */
.jar { display: flex; flex-direction: column; align-items: center; }
.jar__wrap { position: relative; width: min(320px, 80vw); height: 380px; }
.jar__glow { position: absolute; inset: 10% -10% -5% -10%; background: var(--grad-glow); filter: blur(30px); animation: pulseGlow 5s ease-in-out infinite; }
.jar__lid { position: absolute; top: 0; left: 50%; transform: translateX(-50%); width: 40%; height: 22px; border-radius: 8px; background: var(--grad-accent); box-shadow: var(--shadow-soft); z-index: 2; }
.jar__neck {
  position: absolute; top: 20px; left: 50%; transform: translateX(-50%); width: 30%; height: 22px; z-index: 1;
  background: linear-gradient(165deg, rgba(255,255,255,0.55), rgba(var(--c-accent-rgb),0.14));
  border: 1.5px solid rgba(255,255,255,0.7); border-bottom: none;
  box-shadow: inset 0 0 16px rgba(var(--c-secondary-rgb), 0.08);
}
.jar__body {
  position: absolute; top: 40px; left: 6%; right: 6%; bottom: 0;
  border-radius: 18px 18px 40px 40px / 12px 12px 60px 60px;
  background: linear-gradient(165deg, rgba(255,255,255,0.5), rgba(var(--c-accent-rgb),0.12));
  border: 1.5px solid rgba(255,255,255,0.7);
  box-shadow: inset 0 0 40px rgba(var(--c-secondary-rgb), 0.08), var(--shadow-soft);
  backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
  overflow: hidden;
}
.jar__shine { position: absolute; top: 40px; left: 12%; width: 14%; bottom: 20px; background: linear-gradient(180deg, rgba(255,255,255,0.55), rgba(255,255,255,0)); border-radius: 40px; pointer-events: none; }

.jar-heart {
  position: absolute; width: 28px; height: 28px; color: var(--c-secondary);
  cursor: pointer; animation: jarBob ease-in-out infinite;
  filter: drop-shadow(0 2px 6px rgba(var(--c-secondary-rgb), 0.4));
  transition: transform 0.25s var(--ease-out), color 0.25s var(--ease-out);
}
.jar-heart svg { width: 100%; height: 100%; fill: currentColor; }
.jar-heart:hover { transform: scale(1.25); color: var(--c-accent); }
@keyframes jarBob { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

.memory-popup {
  position: fixed; inset: 0; z-index: 2000; display: flex; align-items: center; justify-content: center; padding: var(--sp-4);
  background: rgba(8, 10, 40, 0.6); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  opacity: 0; visibility: hidden; transition: opacity 0.35s var(--ease-soft), visibility 0.35s var(--ease-soft);
}
.memory-popup.is-open { opacity: 1; visibility: visible; }
.memory-popup__card {
  position: relative; max-width: 420px; width: 100%; background: var(--c-white); border-radius: var(--r-lg);
  padding: var(--sp-6) var(--sp-5); text-align: center; box-shadow: var(--shadow-lift);
  transform: scale(0.9) translateY(10px); transition: transform 0.35s var(--ease-soft);
}
.memory-popup.is-open .memory-popup__card { transform: scale(1) translateY(0); }
.memory-popup__heart { width: 30px; height: 30px; fill: var(--c-secondary); margin: 0 auto var(--sp-3); }
.memory-popup__card p { font-family: var(--font-display); font-style: italic; font-size: 1.15rem; color: var(--c-primary); line-height: 1.6; }
.memory-popup__close { position: absolute; top: var(--sp-3); right: var(--sp-3); width: 32px; height: 32px; color: var(--c-ink-faint); }
.memory-popup__close svg { width: 100%; height: 100%; }

/* ==========================================================================
   MUSIC
   ========================================================================== */
.music__panel {
  display: flex; flex-direction: column; align-items: center; gap: var(--sp-6);
  background: var(--grad-primary); border-radius: var(--r-lg); padding: var(--sp-7) var(--sp-5);
  box-shadow: var(--shadow-lift); color: var(--c-white); position: relative; overflow: hidden;
  max-width: 820px; margin: 0 auto;
}
@media (min-width: 900px) { .music__panel { flex-direction: row; align-items: center; gap: var(--sp-8); justify-content: center; padding: var(--sp-7) var(--sp-8); } }

.music__vinyl-wrap { position: relative; flex-shrink: 0; }
.music__tonearm {
  position: absolute; top: -14px; right: 6px; width: 6px; height: 90px; border-radius: 6px;
  background: linear-gradient(180deg, #dfe9f5, #9fb6d6); transform-origin: top center; transform: rotate(-32deg);
  transition: transform 0.6s var(--ease-soft); z-index: 3; box-shadow: 0 4px 10px rgba(0,0,0,0.25);
}
.music__tonearm::before { content: ""; position: absolute; top: -8px; left: -7px; width: 20px; height: 20px; border-radius: 50%; background: #eef4fb; }
.music__tonearm.is-playing { transform: rotate(-6deg); }

.music__vinyl {
  width: 220px; height: 220px; border-radius: 50%;
  background: repeating-radial-gradient(circle, #14163f 0px, #14163f 2px, #1d2050 3px, #14163f 4px);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 0 0 6px rgba(255,255,255,0.05), var(--shadow-lift);
  animation: spinVinyl 6s linear infinite; animation-play-state: paused;
}
.music__vinyl.is-playing { animation-play-state: running; }
@keyframes spinVinyl { to { transform: rotate(360deg); } }
.music__artwork { width: 84px; height: 84px; border-radius: 50%; object-fit: cover; border: 3px solid rgba(255,255,255,0.7); }

.music__info { text-align: center; max-width: 380px; }
@media (min-width: 900px) { .music__info { text-align: left; } }
.music__song-title { font-family: var(--font-display); font-size: 1.6rem; font-weight: 600; }
.music__song-artist { font-size: 0.85rem; color: rgba(255,255,255,0.6); margin-top: var(--sp-1); margin-bottom: var(--sp-4); }

.music__controls { display: flex; align-items: center; gap: var(--sp-4); justify-content: center; margin-bottom: var(--sp-4); }
@media (min-width: 900px) { .music__controls { justify-content: flex-start; } }
.music__play-btn {
  width: 56px; height: 56px; border-radius: 50%; flex-shrink: 0;
  background: var(--c-accent); color: var(--c-primary);
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-glow-accent); transition: transform var(--dur-fast) var(--ease-out);
}
.music__play-btn svg { width: 22px; height: 22px; }
.music__play-btn:hover { transform: scale(1.08); }

.music__wave { display: flex; align-items: flex-end; gap: 3px; height: 32px; }
.music__wave span { width: 3px; border-radius: 2px; background: var(--c-accent); height: 20%; transition: height 0.15s ease; }
.music__wave.is-playing span { animation: waveBounce 1s ease-in-out infinite; }

.music__lyrics { display: flex; flex-direction: column; gap: var(--sp-2); }
.music__lyrics p { color: rgba(255,255,255,0.4); font-size: 0.95rem; font-family: var(--font-display); font-style: italic; transition: color 0.4s var(--ease-out), transform 0.4s var(--ease-out); }
.music__lyrics p.is-active { color: var(--c-white); transform: translateX(4px); }

/* ==========================================================================
   COUNTER
   ========================================================================== */
.counter { text-align: center; }
.counter__grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--sp-4); max-width: 720px; margin: 0 auto; }
@media (min-width: 640px) { .counter__grid { grid-template-columns: repeat(4, 1fr); } }
.counter__tile {
  background: var(--glass-bg); border: 1px solid var(--glass-border); border-radius: var(--r-lg);
  padding: var(--sp-5) var(--sp-3); box-shadow: var(--shadow-soft);
  display: flex; flex-direction: column; gap: var(--sp-2);
  transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
}
.counter__tile:hover { transform: translateY(-4px); box-shadow: var(--shadow-lift); }
.counter__value {
  font-family: var(--font-display); font-weight: 700; font-size: clamp(2rem, 5vw, 2.8rem); color: var(--c-primary);
  font-variant-numeric: tabular-nums;
}
.counter__label { font-size: 0.78rem; letter-spacing: 0.15em; color: var(--c-ink-faint); text-transform: uppercase; }
.counter__birthday { margin-top: var(--sp-6); font-family: var(--font-display); font-style: italic; font-size: 1.1rem; color: var(--c-secondary); }

/* ==========================================================================
   SURPRISE
   ========================================================================== */
.surprise { text-align: center; }
.surprise__stage {
  position: relative; min-height: 460px; display: flex; flex-direction: column; align-items: center; justify-content: center;
  background: var(--grad-primary); border-radius: var(--r-lg); overflow: hidden; padding: var(--sp-6);
}
.surprise__fireworks { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }
.surprise__balloons { position: absolute; inset: 0; pointer-events: none; overflow: hidden; }
.balloon { position: absolute; bottom: -140px; width: 46px; height: 58px; border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%; opacity: 0.9; animation: balloonRise linear forwards; }
.balloon::after { content: ""; position: absolute; left: 50%; top: 100%; width: 1px; height: 40px; background: rgba(255,255,255,0.4); }
@keyframes balloonRise { to { transform: translateY(-620px) translateX(var(--sway, 30px)); opacity: 0; } }

.gift { position: relative; z-index: 2; width: 190px; height: 178px; transition: transform var(--dur-fast) var(--ease-out); }
.gift:hover { transform: scale(1.05); }
.gift__base {
  position: absolute; bottom: 0; width: 100%; height: 118px; border-radius: 12px;
  background: var(--grad-accent); box-shadow: var(--shadow-lift), inset 0 -10px 18px rgba(13, 18, 82, 0.25), inset 0 8px 14px rgba(255, 255, 255, 0.35);
}
.gift__lid {
  position: absolute; top: 30px; width: 100%; height: 40px; border-radius: 12px;
  background: var(--c-white); box-shadow: var(--shadow-soft), inset 0 -6px 10px rgba(13, 18, 82, 0.08), inset 0 4px 6px rgba(255, 255, 255, 0.8);
  transition: transform 0.6s var(--ease-soft), opacity 0.6s var(--ease-soft); transform-origin: left center;
}
.gift__ribbon-v { position: absolute; left: 50%; top: 0; bottom: 0; width: 18px; margin-left: -9px; background: var(--c-primary); opacity: 0.85; }
.gift__ribbon-h { position: absolute; top: 50%; left: 0; right: 0; height: 18px; margin-top: -9px; background: var(--c-primary); opacity: 0.85; }

.gift__bow {
  position: absolute; top: 6px; left: 50%; transform: translateX(-50%); width: 58px; height: 38px; z-index: 3;
  filter: drop-shadow(0 2px 3px rgba(13, 18, 82, 0.35));
  transition: transform 0.6s var(--ease-soft), opacity 0.6s var(--ease-soft);
}

.gift.is-open .gift__lid { transform: translateY(-130px) rotate(-25deg); opacity: 0; }
.gift.is-open .gift__bow { transform: translateX(-50%) translateY(-130px) rotate(-25deg); opacity: 0; }
.gift.is-open .gift__base { animation: giftShake 0.5s ease; }
@keyframes giftShake { 0%, 100% { transform: translateX(0); } 25% { transform: translateX(-4px); } 75% { transform: translateX(4px); } }

/* Kept out of layout flow while closed so it can't reserve empty height in
   .surprise__stage's centered flex column (see initSurprise() in main.js,
   which adds .is-shown a beat before .is-open to trigger this transition). */
.surprise__reveal {
  display: none; position: relative; z-index: 2; margin-top: var(--sp-6); max-width: 560px; width: 100%;
  opacity: 0; transform: translateY(20px) scale(0.97); transition: opacity 0.8s var(--ease-soft), transform 0.8s var(--ease-soft);
}
.surprise__reveal.is-shown { display: block; }
.surprise__reveal.is-open { opacity: 1; transform: translateY(0) scale(1); }
.surprise__image-frame {
  position: relative; border-radius: var(--r-md); overflow: hidden; box-shadow: var(--shadow-lift);
  max-width: 320px; max-height: 62vh; margin: 0 auto;
}
.surprise__image-frame img { width: 100%; height: 100%; object-fit: cover; display: block; }
.surprise__caption { margin-top: var(--sp-4); color: var(--c-white); font-family: var(--font-display); font-style: italic; font-size: 1.05rem; }

/* ==========================================================================
   FINAL MESSAGE
   ========================================================================== */
.final {
  position: relative; min-height: 90vh; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center;
  background: var(--grad-primary); padding: var(--sp-8) var(--sp-4); gap: var(--sp-4); overflow: hidden;
}
.final__glow { position: absolute; inset: 0; background: radial-gradient(circle at 50% 40%, rgba(var(--c-accent-rgb), 0.35), transparent 60%); animation: pulseGlow 6s ease-in-out infinite; }
.final__heart { position: relative; z-index: 1; width: 40px; height: 40px; fill: var(--c-accent); filter: drop-shadow(0 0 20px rgba(var(--c-accent-rgb), 0.7)); animation: heartbeat 1.6s ease-in-out infinite; }
.final__quote { position: relative; z-index: 1; font-family: var(--font-display); font-weight: 700; color: var(--c-white); font-size: clamp(2.2rem, 6vw, 3.6rem); line-height: 1.2; }
.final__quote em { color: var(--c-accent); font-style: italic; }
.final__sub { position: relative; z-index: 1; color: rgba(255,255,255,0.75); font-size: 1.05rem; max-width: 460px; }

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer { position: relative; isolation: isolate; text-align: center; padding: var(--sp-7) var(--sp-4); display: flex; flex-direction: column; align-items: center; gap: var(--sp-2); background: var(--c-bg); }
.footer::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 64px; z-index: -1;
  background: linear-gradient(to bottom, rgba(13, 18, 82, 0.16), transparent); pointer-events: none;
}
.footer__heart { width: 22px; height: 22px; fill: var(--c-secondary); animation: heartbeat 1.8s ease-in-out infinite; }
.footer__thanks { font-family: var(--font-display); font-style: italic; color: var(--c-primary); font-size: 1.1rem; }
.footer__credit { font-size: 0.85rem; color: var(--c-ink-faint); }
.footer__heart-inline { color: var(--c-secondary); }

/* ==========================================================================
   RESPONSIVE — larger paddings on desktop
   ========================================================================== */
@media (min-width: 1024px) {
  .section { padding: var(--sp-9) var(--sp-6); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}

/* ==========================================================================
   LANGUAGE GATE — first thing shown; doubles as the language picker
   ========================================================================== */
.lang-gate {
  position: fixed; inset: 0; z-index: 10001;
  display: flex; align-items: center; justify-content: center; padding: var(--sp-4);
  background: var(--grad-primary);
  transition: opacity 0.45s ease;
}
.lang-gate.is-leaving { opacity: 0; pointer-events: none; }
.lang-gate__card {
  max-width: 560px; width: 100%; text-align: center;
  background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.2);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-radius: var(--r-lg); padding: var(--sp-7) var(--sp-5);
  box-shadow: var(--shadow-lift);
}
.lang-gate__eyebrow { color: var(--c-accent); font-size: 0.8rem; letter-spacing: 0.12em; margin-bottom: var(--sp-4); }
.lang-gate__question {
  font-family: var(--font-display); font-weight: 700; color: #fff;
  font-size: clamp(1.5rem, 4vw, 2.1rem); line-height: 1.5; margin-bottom: var(--sp-6);
}
.lang-gate__question bdi { display: inline-block; margin-top: var(--sp-2); font-family: "Amiri", serif; }
.lang-gate__actions { display: flex; gap: var(--sp-4); justify-content: center; flex-wrap: wrap; }
.lang-gate__btn {
  min-width: 140px; padding: var(--sp-3) var(--sp-6); border-radius: var(--r-pill);
  background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.35); color: #fff;
  font-weight: 600; font-size: 1.05rem; display: flex; flex-direction: column; gap: 2px; align-items: center;
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
}
.lang-gate__btn:hover { transform: translateY(-3px); box-shadow: var(--shadow-glow-accent); border-color: var(--c-accent); }
.lang-gate__btn-sub { font-size: 0.85rem; font-weight: 400; color: rgba(255,255,255,0.65); font-family: "Amiri", serif; }
.lang-gate__hint { margin-top: var(--sp-4); font-size: 0.8rem; color: rgba(255,255,255,0.5); }

/* ==========================================================================
   ARABIC / RTL SUPPORT
   ========================================================================== */
html[lang="ar"] {
  --font-display: "Amiri", serif;
  --font-body: "Cairo", sans-serif;
}
html[lang="ar"] * { letter-spacing: normal !important; }
html[lang="ar"] .letter__signature { font-family: "Amiri", serif; font-style: normal; font-weight: 700; }

/* Directional icons should point the "logical" way, not the literal LTR way */
[dir="rtl"] .btn__icon,
[dir="rtl"] .timeline__arrow svg,
[dir="rtl"] .lightbox__nav svg {
  transform: scaleX(-1);
}

/* ==========================================================================
   CURSOR HEART TRAIL
   ========================================================================== */
.cursor-trail-layer { position: fixed; inset: 0; z-index: 9500; pointer-events: none; overflow: hidden; }
.cursor-trail-heart {
  position: absolute; top: 0; left: 0; width: 14px; height: 14px;
  transform: translate(-50%, -50%);
  animation: cursorHeartFade 950ms ease-out forwards;
}
.cursor-trail-heart svg { width: 100%; height: 100%; fill: currentColor; filter: drop-shadow(0 0 4px rgba(0,0,0,0.12)); }
@keyframes cursorHeartFade {
  0% { transform: translate(-50%, -50%) scale(0.5) rotate(0deg); opacity: 0.9; }
  100% { transform: translate(calc(-50% + var(--drift, 20px)), calc(-50% - 46px)) scale(1.05) rotate(18deg); opacity: 0; }
}

/* ==========================================================================
   SCRATCH-TO-REVEAL SECRET CARD
   ========================================================================== */
.secret { text-align: center; }
.scratch-card {
  position: relative; max-width: 560px; margin: 0 auto; height: 220px;
  border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--shadow-lift);
  border: 1px solid var(--glass-border);
}
.scratch-card__message {
  position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: var(--sp-3); padding: var(--sp-5); background: var(--grad-accent); color: var(--c-white); text-align: center;
}
.scratch-card__heart { width: 30px; height: 30px; fill: var(--c-white); filter: drop-shadow(0 0 12px rgba(255,255,255,0.6)); }
.scratch-card__message p { font-family: var(--font-display); font-style: italic; font-size: 1.15rem; line-height: 1.6; max-width: 420px; }
.scratch-card__canvas { position: absolute; inset: 0; width: 100%; height: 100%; cursor: pointer; touch-action: none; }
.scratch-card.is-revealed .scratch-card__message { animation: scratchGlow 1.2s ease; }
@keyframes scratchGlow {
  0% { filter: brightness(1); }
  40% { filter: brightness(1.25); }
  100% { filter: brightness(1); }
}

/* ==========================================================================
   FOOTER EASTER EGG
   ========================================================================== */
.easter-egg {
  position: fixed; inset: 0; z-index: 3000; display: flex; align-items: center; justify-content: center; padding: var(--sp-4);
  background: rgba(8, 10, 40, 0.65); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  opacity: 0; visibility: hidden; transition: opacity 0.4s var(--ease-soft), visibility 0.4s var(--ease-soft);
}
.easter-egg.is-open { opacity: 1; visibility: visible; }
.easter-egg__card {
  max-width: 440px; width: 100%; text-align: center; background: var(--c-white); border-radius: var(--r-lg);
  padding: var(--sp-7) var(--sp-5); box-shadow: var(--shadow-lift);
  transform: scale(0.9) translateY(10px); transition: transform 0.4s var(--ease-soft);
}
.easter-egg.is-open .easter-egg__card { transform: scale(1) translateY(0); }
.easter-egg__heart { width: 34px; height: 34px; fill: var(--c-secondary); margin: 0 auto var(--sp-3); animation: heartbeat 1.4s ease-in-out infinite; }
.easter-egg__badge { font-family: var(--font-display); font-weight: 700; font-size: 1.3rem; color: var(--c-primary); margin-bottom: var(--sp-3); }
.easter-egg__message { color: var(--c-ink-soft); line-height: 1.7; margin-bottom: var(--sp-5); }
.easter-egg__close {
  padding: var(--sp-2) var(--sp-5); border-radius: var(--r-pill); background: rgba(var(--c-secondary-rgb), 0.1);
  color: var(--c-secondary); font-weight: 600; transition: background var(--dur-fast) var(--ease-out);
}
.easter-egg__close:hover { background: rgba(var(--c-secondary-rgb), 0.18); }