:root {
  --bg-deep: #05060f;
  --bg-mid: #0b1026;
  --bg-soft: #141a3a;
  --accent: #ffd6e8;
  --accent-strong: #ff8fb8;
  --gold: #ffe6a7;
  --text: #eef1ff;
  --text-dim: #aab2d8;
  --star: #ffffff;
  --radius: 18px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: "Poppins", sans-serif;
  color: var(--text);
  background: radial-gradient(ellipse at top, var(--bg-mid) 0%, var(--bg-deep) 55%, #000 100%);
  overflow-x: hidden;
  line-height: 1.7;
}

/* ===== Starfield ===== */
#starfield {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* ===== Floating hearts ===== */
.hearts-layer {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  overflow: hidden;
}
.heart {
  position: absolute;
  bottom: -40px;
  font-size: 18px;
  color: var(--accent-strong);
  opacity: 0;
  animation: floatUp linear forwards;
  text-shadow: 0 0 10px rgba(255, 143, 184, 0.7);
}
@keyframes floatUp {
  0%   { transform: translateY(0) scale(0.6) rotate(0deg); opacity: 0; }
  10%  { opacity: 0.9; }
  90%  { opacity: 0.7; }
  100% { transform: translateY(-110vh) scale(1.1) rotate(360deg); opacity: 0; }
}
.floating-star {
  position: absolute;
  bottom: -40px;
  color: var(--accent);
  opacity: 0;
  animation: floatUp linear forwards;
  text-shadow: 0 0 10px rgba(255, 214, 232, 0.8);
}

/* ===== Layout ===== */
main { position: relative; z-index: 2; }

.section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 100px 24px;
  position: relative;
}
.container { width: 100%; max-width: 920px; margin: 0 auto; }

.section-title {
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 600;
  text-align: center;
  margin-bottom: 14px;
  background: linear-gradient(120deg, var(--accent) 0%, var(--gold) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.section-subtitle {
  text-align: center;
  color: var(--text-dim);
  margin-bottom: 48px;
  font-weight: 300;
}

/* ===== Reveal animation ===== */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.9s ease, transform 0.9s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ===== HERO ===== */
.hero { text-align: center; }
.hero-content {
  max-width: 760px;
  position: relative;
}
.hero-content::before {
  content: "";
  position: absolute;
  inset: -10% -14%;
  z-index: -1;
  background: radial-gradient(58% 54% at 50% 46%,
    rgba(5, 4, 20, 0.78) 0%,
    rgba(5, 4, 20, 0.55) 42%,
    rgba(5, 4, 20, 0.22) 66%,
    transparent 80%);
  filter: blur(18px);
  pointer-events: none;
}
.hero-pretitle {
  letter-spacing: 4px;
  text-transform: uppercase;
  font-size: 0.8rem;
  color: var(--accent-strong);
  margin-bottom: 26px;
  text-shadow: 0 2px 14px rgba(0, 0, 0, 0.8);
}
.hero-title {
  font-family: "Cormorant Garamond", serif;
  font-weight: 500;
  line-height: 1.25;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.85), 0 0 2px rgba(0, 0, 0, 0.6);
}
.hero-title .line {
  display: block;
  font-size: clamp(1.8rem, 5vw, 3rem);
}
.hero-title .line:nth-child(2) { transition-delay: 0.15s; }
.hero-title .name {
  display: block;
  font-family: "Great Vibes", cursive;
  font-size: clamp(3rem, 9vw, 6rem);
  margin-top: 10px;
  transition-delay: 0.3s;
  color: #fff3f8;
  text-shadow:
    0 1px 2px rgba(0, 0, 0, 0.55),
    0 0 18px rgba(255, 170, 205, 0.6),
    0 0 42px rgba(255, 143, 184, 0.35);
}
.hero-sub {
  margin-top: 26px;
  color: var(--text);
  font-weight: 300;
  transition-delay: 0.45s;
  text-shadow: 0 2px 16px rgba(0, 0, 0, 0.9);
}
.scroll-cue {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  margin-top: 56px;
  text-decoration: none;
  color: var(--accent);
  font-size: 0.85rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  transition-delay: 0.6s;
}
.scroll-cue .arrow {
  font-size: 1.4rem;
  animation: bounce 1.8s infinite;
}
@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(8px); }
}

/* ===== SURAT ===== */
.letter {
  background: linear-gradient(160deg, rgba(20, 26, 58, 0.75), rgba(11, 16, 38, 0.65));
  border: 1px solid rgba(255, 214, 232, 0.18);
  border-radius: var(--radius);
  padding: clamp(28px, 5vw, 56px);
  backdrop-filter: blur(6px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.45);
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(1.1rem, 2.2vw, 1.4rem);
}
.letter p { margin-bottom: 20px; color: #e9ecff; }
.letter-greeting { font-size: 1.3em; color: var(--accent) !important; }
.letter-sign { margin-top: 32px; font-style: italic; }
.letter-sign span {
  font-family: "Great Vibes", cursive;
  font-size: 2rem;
  color: var(--accent-strong);
}

/* ===== TIMELINE ===== */
.timeline-track {
  position: relative;
  margin-top: 20px;
  padding-left: 10px;
}
.timeline-track::before {
  content: "";
  position: absolute;
  left: 18px;
  top: 6px;
  bottom: 6px;
  width: 2px;
  background: linear-gradient(var(--accent-strong), var(--gold), transparent);
  opacity: 0.5;
}
.tl-item { position: relative; padding: 0 0 36px 56px; }
.tl-dot {
  position: absolute;
  left: 10px;
  top: 6px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--accent-strong);
  box-shadow: 0 0 0 5px rgba(255, 143, 184, 0.2), 0 0 18px var(--accent-strong);
}
.tl-card {
  background: rgba(20, 26, 58, 0.6);
  border: 1px solid rgba(255, 214, 232, 0.14);
  border-radius: var(--radius);
  padding: 22px 26px;
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}
.tl-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.4);
}
.tl-date {
  display: inline-block;
  font-size: 0.75rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 8px;
}
.tl-card h3 {
  font-family: "Cormorant Garamond", serif;
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 8px;
}
.tl-card p { color: var(--text-dim); font-weight: 300; }

/* ===== GALERI ===== */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}
.gallery-item {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(255, 214, 232, 0.14);
  aspect-ratio: 4 / 5;
  cursor: pointer;
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.gallery-item:hover img { transform: scale(1.08); }
.gallery-item figcaption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 14px 16px;
  font-family: "Cormorant Garamond", serif;
  font-size: 1.15rem;
  background: linear-gradient(transparent, rgba(5, 6, 15, 0.85));
  transform: translateY(100%);
  transition: transform 0.4s ease;
}
.gallery-item:hover figcaption { transform: translateY(0); }
.gallery-hint {
  text-align: center;
  margin-top: 28px;
  color: var(--text-dim);
  font-size: 0.85rem;
}
.gallery-hint code {
  background: rgba(255, 214, 232, 0.12);
  padding: 2px 8px;
  border-radius: 6px;
  color: var(--accent);
}

/* ===== ALASAN ===== */
.reasons-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}
.reason-card {
  background: rgba(20, 26, 58, 0.55);
  border: 1px solid rgba(255, 214, 232, 0.14);
  border-radius: var(--radius);
  padding: 28px 26px;
  position: relative;
  transition: transform 0.4s ease, border-color 0.4s ease;
}
.reason-card:hover {
  transform: translateY(-6px);
  border-color: var(--accent-strong);
}
.reason-num {
  font-family: "Cormorant Garamond", serif;
  font-size: 2.4rem;
  font-weight: 600;
  color: var(--accent-strong);
  opacity: 0.55;
  display: block;
  margin-bottom: 8px;
}
.reason-card p { color: #e9ecff; font-weight: 300; }

/* ===== AKHIR ===== */
.akhir { text-align: center; }
.akhir-content { max-width: 620px; }
.akhir h2 {
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(1.8rem, 5vw, 2.8rem);
  font-weight: 600;
}
.akhir-name { color: var(--text-dim); margin-top: 10px; font-weight: 300; }
.akhir-heart {
  font-size: 4rem;
  color: var(--accent-strong);
  margin: 30px 0;
  animation: heartbeat 1.6s ease-in-out infinite;
  text-shadow: 0 0 30px rgba(255, 143, 184, 0.6);
}
@keyframes heartbeat {
  0%, 100% { transform: scale(1); }
  15% { transform: scale(1.25); }
  30% { transform: scale(1); }
  45% { transform: scale(1.18); }
}
.akhir-note { color: var(--text-dim); font-size: 0.85rem; letter-spacing: 1px; }

/* ===== Music toggle ===== */
.music-toggle {
  position: fixed;
  top: 22px;
  right: 22px;
  z-index: 10;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid rgba(255, 214, 232, 0.3);
  background: rgba(20, 26, 58, 0.6);
  color: var(--accent);
  font-size: 1.3rem;
  cursor: pointer;
  backdrop-filter: blur(6px);
  transition: transform 0.3s ease, background 0.3s ease;
}
.music-toggle:hover { transform: scale(1.1); background: rgba(255, 143, 184, 0.2); }
.music-toggle.playing .music-icon {
  display: inline-block;
  animation: spin 3s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ===== Dot nav ===== */
.dot-nav {
  position: fixed;
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: rgba(255, 214, 232, 0.3);
  position: relative;
  transition: background 0.3s ease, transform 0.3s ease;
}
.dot.active { background: var(--accent-strong); transform: scale(1.4); box-shadow: 0 0 12px var(--accent-strong); }
.dot::after {
  content: attr(data-label);
  position: absolute;
  right: 22px;
  top: 50%;
  transform: translateY(-50%);
  white-space: nowrap;
  font-size: 0.72rem;
  color: var(--text-dim);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.dot:hover::after { opacity: 1; }

@media (max-width: 640px) {
  .dot-nav { right: 12px; gap: 12px; }
  .dot::after { display: none; }
  .section { padding: 90px 18px; }
}

/* ===== 3D depth & tilt ===== */
.gallery-grid,
.reasons-grid,
.timeline-track,
.surat .container { perspective: 1100px; }

.letter,
.tl-card,
.reason-card,
.gallery-item {
  transform-style: preserve-3d;
  will-change: transform;
  transition: transform 0.25s cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 0.4s ease, border-color 0.4s ease;
}

.gallery-item img,
.reason-num,
.tl-card h3,
.letter-greeting { transform: translateZ(26px); }

.section-title,
.hero-title .name { will-change: transform; }

/* ============================================================
   EFEK ROMANTIS 3D — nebula, kelopak, bintang jatuh, carousel,
   lightbox, jejak kursor
   ============================================================ */

/* ----- Nebula glow overlay ----- */
.nebula {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(40% 35% at 25% 30%, rgba(255, 143, 184, 0.18), transparent 70%),
    radial-gradient(45% 40% at 78% 65%, rgba(138, 123, 255, 0.18), transparent 70%),
    radial-gradient(35% 30% at 60% 20%, rgba(255, 214, 232, 0.12), transparent 70%);
  mix-blend-mode: screen;
  animation: nebulaDrift 24s ease-in-out infinite alternate;
}
@keyframes nebulaDrift {
  0%   { transform: scale(1) translate(0, 0); opacity: 0.8; }
  100% { transform: scale(1.15) translate(2%, -2%); opacity: 1; }
}

/* ----- Rose petals / flying flowers ----- */
.petals-layer,
.shooting-layer,
.trail-layer {
  position: fixed;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.petals-layer { z-index: 1; }
.shooting-layer { z-index: 1; }
.rose-layer { position: fixed; inset: 0; pointer-events: none; overflow: hidden; z-index: 2; }
.trail-layer { z-index: 5; }

/* ----- Fireworks / petasan canvas ----- */
#fireworks {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  z-index: 2;
  pointer-events: none;
  mix-blend-mode: screen;
}

/* ----- Rose rain (mawar berjatuhan) ----- */
.rose {
  position: absolute;
  top: -60px;
  will-change: transform, opacity;
  animation: roseFall linear forwards;
  filter: drop-shadow(0 6px 10px rgba(0, 0, 0, 0.35));
}
@keyframes roseFall {
  0%   { transform: translateY(-60px) translateX(0) rotate(0deg); opacity: 0; }
  10%  { opacity: 1; }
  90%  { opacity: 1; }
  100% { transform: translateY(112vh) translateX(var(--drift, 80px)) rotate(var(--spin, 360deg)); opacity: 0.9; }
}

.petal {
  position: absolute;
  top: -48px;
  font-size: 22px;
  will-change: transform, opacity;
  animation: petalFall linear forwards;
  filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.25));
}
@keyframes petalFall {
  0%   { transform: translateY(-48px) translateX(0) rotate(0deg); opacity: 0; }
  12%  { opacity: 0.95; }
  100% { transform: translateY(110vh) translateX(var(--drift, 60px)) rotate(var(--spin, 540deg)); opacity: 0.85; }
}

/* ----- Shooting stars ----- */
.shoot {
  position: absolute;
  height: 2px;
  width: 140px;
  background: linear-gradient(90deg, #fff, rgba(255, 214, 232, 0.6), transparent);
  border-radius: 2px;
  filter: drop-shadow(0 0 6px rgba(255, 255, 255, 0.8));
  animation: shootMove linear forwards;
}
@keyframes shootMove {
  0%   { transform: translate(0, 0) rotate(20deg); opacity: 0; }
  10%  { opacity: 1; }
  100% { transform: translate(-115vw, 55vh) rotate(20deg); opacity: 0; }
}

/* ----- Cursor sparkle trail ----- */
.spark {
  position: absolute;
  font-size: 14px;
  color: var(--accent);
  transform: translate(-50%, -50%) scale(1);
  animation: sparkFade 0.9s ease-out forwards;
  text-shadow: 0 0 8px var(--accent-strong);
}
@keyframes sparkFade {
  0%   { opacity: 1; transform: translate(-50%, -50%) scale(1) rotate(0deg); }
  100% { opacity: 0; transform: translate(-50%, -80%) scale(0.2) rotate(90deg); }
}

/* ----- 3D photo carousel ----- */
.carousel {
  position: relative;
  height: 400px;
  margin: 10px auto 0;
  perspective: 1300px;
}
.carousel-stage {
  position: absolute;
  inset: 0;
  transform-style: preserve-3d;
  transition: none;
  will-change: transform;
  cursor: grab;
}
.carousel-stage.dragging { cursor: grabbing; }
.c-item {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 230px;
  height: 300px;
  margin: -150px 0 0 -115px;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid rgba(255, 214, 232, 0.25);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.55);
  backface-visibility: hidden;
  cursor: pointer;
  background: #0b1026;
}
.c-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}
.c-item figcaption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 14px 16px 12px;
  font-family: "Cormorant Garamond", serif;
  font-size: 1.15rem;
  background: linear-gradient(transparent, rgba(5, 6, 15, 0.9));
}
.carousel-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  margin-top: 26px;
}
.c-btn {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 1px solid rgba(255, 214, 232, 0.3);
  background: rgba(20, 26, 58, 0.6);
  color: var(--accent);
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  backdrop-filter: blur(6px);
  transition: transform 0.3s ease, background 0.3s ease;
}
.c-btn:hover { transform: scale(1.12); background: rgba(255, 143, 184, 0.22); }
.c-hint {
  font-size: 0.72rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-dim);
}

/* ----- Lightbox ----- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(5, 6, 15, 0.9);
  backdrop-filter: blur(8px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}
.lightbox.open { opacity: 1; pointer-events: auto; }
.lb-figure {
  max-width: 90vw;
  max-height: 85vh;
  transform: scale(0.85);
  transition: transform 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
  text-align: center;
}
.lightbox.open .lb-figure { transform: scale(1); }
.lb-figure img {
  max-width: 90vw;
  max-height: 78vh;
  border-radius: 16px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6);
}
.lb-figure figcaption {
  margin-top: 14px;
  font-family: "Cormorant Garamond", serif;
  font-size: 1.3rem;
  color: var(--accent);
}
.lb-close {
  position: absolute;
  top: 20px;
  right: 24px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 1px solid rgba(255, 214, 232, 0.3);
  background: rgba(20, 26, 58, 0.6);
  color: var(--text);
  font-size: 1.6rem;
  cursor: pointer;
}

@media (max-width: 640px) {
  .carousel { height: 340px; }
  .c-item { width: 180px; height: 240px; margin: -120px 0 0 -90px; }
}

/* ============================================================
   PENUNJUK PUTAR KE LANDSCAPE
   Muncul hanya di perangkat sentuh saat orientasi potret.
   ============================================================ */
.rotate-hint {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: radial-gradient(ellipse at center, #0b1026 0%, #05060f 80%);
  color: var(--text);
  padding: 32px;
}
.rotate-hint-inner { max-width: 420px; }
.rotate-phone {
  font-size: 68px;
  display: inline-block;
  animation: rotateNudge 2.2s ease-in-out infinite;
  filter: drop-shadow(0 0 20px rgba(255, 143, 184, 0.6));
}
@keyframes rotateNudge {
  0%, 40%   { transform: rotate(0deg); }
  60%, 100% { transform: rotate(90deg); }
}
.rotate-title {
  font-family: "Cormorant Garamond", serif;
  font-size: 1.8rem;
  margin: 18px 0 8px;
  color: #fff3f8;
}
.rotate-sub { color: var(--text-dim); font-weight: 300; }
.rotate-sub b { color: var(--accent-strong); }

/* Tampilkan hanya di layar sentuh orientasi potret */
@media (orientation: portrait) and (pointer: coarse) {
  body.show-rotate-hint .rotate-hint { display: flex; }
}