/* ===================================================
   Our Little Universe — Hữu & Ngân
   Theme: Pastel lãng mạn (hồng phấn · lavender · đào nhạt)
=================================================== */

:root {
  --bg-1: #fff3f6;
  --bg-2: #ffe6ef;
  --bg-3: #f1e7ff;
  --bg-4: #fff0dd;
  --bg-card: rgba(255, 255, 255, 0.55);
  --bg-card-solid: #fffafc;
  --accent-pink: #ff9ec7;
  --accent-pink-strong: #ff6fa8;
  --accent-purple: #b48ee8;
  --accent-gold: #ffb877;
  --text-light: #5c3a5c;      /* couleur d'encre principale (nom conservé pour compat) */
  --text-dim: #8d7391;
  --border-soft: rgba(140, 90, 130, 0.16);
  --shadow-soft: 0 10px 30px rgba(180, 120, 170, 0.14);
  --font-script: 'Dancing Script', cursive;
  --font-serif: 'Cormorant Garamond', serif;
  --font-body: 'Quicksand', sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: linear-gradient(160deg, var(--bg-1) 0%, var(--bg-2) 35%, var(--bg-3) 70%, var(--bg-4) 100%);
  background-attachment: fixed;
  color: var(--text-light);
  overflow-x: hidden;
  min-height: 100vh;
}

#starfield {
  position: fixed;
  inset: 0;
  z-index: -1;
  width: 100%;
  height: 100%;
}

.section {
  position: relative;
  width: 100%;
  padding: 6rem 1.5rem;
  max-width: 1000px;
  margin: 0 auto;
  text-align: center;
}

.section-eyebrow {
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent-pink-strong);
  margin-bottom: 0.75rem;
  font-weight: 600;
}

.section-title {
  font-family: var(--font-script);
  font-size: clamp(2.2rem, 5vw, 3.2rem);
  font-weight: 700;
  background: linear-gradient(135deg, var(--accent-purple), var(--accent-pink-strong) 60%, var(--accent-gold));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 1rem;
}

.section-sub {
  color: var(--text-dim);
  max-width: 500px;
  margin: 0 auto 3rem;
  font-size: 0.95rem;
}

.section-sub code, .letter-hint code {
  background: rgba(140, 90, 130, 0.1);
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  font-size: 0.85em;
}

/* ---------- HERO ---------- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: 0;
}

.hero-content { max-width: 700px; }

.hero-eyebrow {
  color: var(--accent-gold);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-size: 0.8rem;
  margin-bottom: 1.5rem;
  font-weight: 700;
  opacity: 0;
  animation: fadeUp 1s ease forwards 0.2s;
}

.hero-title {
  font-family: var(--font-script);
  font-size: clamp(3rem, 9vw, 5.5rem);
  font-weight: 700;
  background: linear-gradient(135deg, var(--accent-purple), var(--accent-pink-strong) 55%, var(--accent-gold));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1.1;
  opacity: 0;
  animation: fadeUp 1s ease forwards 0.4s;
}

.hero-names {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: clamp(1.3rem, 3vw, 1.8rem);
  letter-spacing: 0.05em;
  margin: 1.5rem 0 1rem;
  color: var(--text-light);
  opacity: 0;
  animation: fadeUp 1s ease forwards 0.6s;
}

.hero-names .heart {
  color: var(--accent-pink-strong);
  margin: 0 0.6rem;
  display: inline-block;
  animation: pulse 1.6s ease-in-out infinite;
}

.hero-tagline {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.15rem;
  color: var(--text-dim);
  opacity: 0;
  animation: fadeUp 1s ease forwards 0.8s;
}

.scroll-cue {
  display: inline-block;
  margin-top: 4rem;
  width: 26px;
  height: 42px;
  border: 2px solid var(--accent-pink-strong);
  border-radius: 20px;
  position: relative;
  opacity: 0;
  animation: fadeUp 1s ease forwards 1.2s;
}
.scroll-cue span {
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 5px;
  height: 8px;
  background: var(--accent-pink-strong);
  border-radius: 3px;
  animation: scrollDown 1.6s ease infinite;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.25); }
}
@keyframes scrollDown {
  0% { opacity: 1; top: 6px; }
  100% { opacity: 0; top: 22px; }
}

/* ---------- COUNTER ---------- */
.counter-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.counter-box {
  background: var(--bg-card);
  border: 1px solid var(--border-soft);
  backdrop-filter: blur(10px);
  border-radius: 16px;
  padding: 1.5rem 1.2rem;
  min-width: 110px;
  box-shadow: var(--shadow-soft);
}
.counter-num {
  display: block;
  font-family: var(--font-script);
  font-size: 2.6rem;
  font-weight: 700;
  color: var(--accent-pink-strong);
}
.counter-label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-dim);
}
.counter-note {
  color: var(--text-dim);
  font-style: italic;
  font-family: var(--font-serif);
}

/* ---------- TIMELINE ---------- */
.timeline {
  position: relative;
  max-width: 640px;
  margin: 0 auto;
  padding-left: 2rem;
}
.timeline-line {
  position: absolute;
  left: 8px;
  top: 6px;
  bottom: 6px;
  width: 2px;
  background: linear-gradient(var(--accent-pink), var(--accent-purple));
  opacity: 0.6;
}
.timeline-item {
  position: relative;
  text-align: left;
  margin-bottom: 2.2rem;
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.timeline-item.visible { opacity: 1; transform: translateY(0); }

.timeline-dot {
  position: absolute;
  left: -2rem;
  top: 6px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent-pink-strong);
  box-shadow: 0 0 10px rgba(255, 111, 168, 0.6);
}
.timeline-dot.big {
  width: 18px;
  height: 18px;
  left: calc(-2rem - 2px);
  background: var(--accent-gold);
  box-shadow: 0 0 16px rgba(255, 184, 119, 0.7);
}

.timeline-card {
  background: var(--bg-card);
  border: 1px solid var(--border-soft);
  border-radius: 14px;
  padding: 1.2rem 1.4rem;
  box-shadow: var(--shadow-soft);
}
.timeline-card.highlight {
  border-color: var(--accent-gold);
  background: linear-gradient(135deg, rgba(255,184,119,0.16), rgba(255,158,199,0.14));
}
.timeline-date {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-pink-strong);
  font-weight: 700;
}
.timeline-card h3 {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  margin: 0.3rem 0 0.4rem;
  color: var(--text-light);
}
.timeline-card p {
  color: var(--text-dim);
  font-size: 0.92rem;
  line-height: 1.5;
}

/* ---------- GALLERY ---------- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1rem;
}
.gallery-item {
  border: none;
  background: none;
  cursor: pointer;
  aspect-ratio: 1;
  border-radius: 14px;
  overflow: hidden;
  opacity: 0;
  transform: scale(0.92);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.gallery-item.visible { opacity: 1; transform: scale(1); }
.gallery-item .placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.2rem;
  background: linear-gradient(135deg, rgba(180,142,232,0.28), rgba(255,158,199,0.28));
  border: 1px solid var(--border-soft);
  box-shadow: var(--shadow-soft);
  transition: transform 0.4s ease;
}
.gallery-item:hover .placeholder { transform: scale(1.06); }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; }

/* ---------- LETTER ---------- */
.letter-paper {
  max-width: 620px;
  margin: 0 auto;
  background: linear-gradient(160deg, #fffdfb, #fff4f8);
  border: 1px solid var(--border-soft);
  border-radius: 18px;
  padding: 2.5rem 2rem;
  text-align: left;
  font-family: var(--font-serif);
  box-shadow: var(--shadow-soft);
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.letter-paper.visible { opacity: 1; transform: translateY(0); }
.letter-greeting {
  font-size: 1.4rem;
  color: var(--accent-pink-strong);
  margin-bottom: 1rem;
}
.letter-body {
  font-size: 1.15rem;
  line-height: 1.9;
  color: var(--text-light);
}
.letter-sign {
  margin-top: 1.5rem;
  font-style: italic;
  color: var(--text-dim);
}
.letter-sign span {
  font-family: var(--font-script);
  font-size: 1.5rem;
  color: var(--accent-pink-strong);
}
.letter-hint {
  margin-top: 1rem;
  font-size: 0.8rem;
  color: var(--text-dim);
}

/* ---------- OPEN WHEN LETTERS ---------- */
.envelope-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  max-width: 760px;
  margin: 0 auto;
}
.envelope-card {
  position: relative;
  cursor: pointer;
  border: 1px solid var(--border-soft);
  border-radius: 16px;
  padding: 1.6rem 1.2rem 1.3rem;
  background: linear-gradient(160deg, #fffdfb, var(--bg-2));
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.envelope-card::before {
  content: "";
  position: absolute;
  inset: 8px;
  border: 1px dashed rgba(140, 90, 130, 0.25);
  border-radius: 10px;
  pointer-events: none;
}
.envelope-card:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: 0 14px 34px rgba(180, 120, 170, 0.22);
}
.envelope-icon {
  font-size: 1.8rem;
  filter: drop-shadow(0 2px 4px rgba(180,120,170,0.25));
}
.envelope-label {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-light);
  text-align: center;
  line-height: 1.35;
}

.letter-modal-content {
  max-width: 520px;
  width: 100%;
  background: linear-gradient(160deg, #fffdfb, #fff4f8);
  border-radius: 20px;
  padding: 2.2rem 2rem;
  text-align: left;
  font-family: var(--font-serif);
  box-shadow: 0 20px 50px rgba(120, 70, 110, 0.25);
  max-height: 80vh;
  overflow-y: auto;
}
.letter-modal-content h3 {
  font-size: 1.4rem;
  color: var(--accent-pink-strong);
  margin-bottom: 1rem;
}
.letter-modal-content p {
  font-size: 1.08rem;
  line-height: 1.85;
  color: var(--text-light);
  margin-bottom: 0.8rem;
}

/* ---------- CONSTELLATION ---------- */
.stars-wrap {
  position: relative;
  height: 380px;
  max-width: 700px;
  margin: 0 auto;
}
.reason-star {
  position: absolute;
  background: none;
  border: none;
  color: var(--accent-pink-strong);
  font-size: 1.6rem;
  cursor: pointer;
  filter: drop-shadow(0 0 6px rgba(255,111,168,0.45));
  animation: twinkle 2.4s ease-in-out infinite;
  transition: transform 0.25s ease;
}
.reason-star:hover, .reason-star:focus { transform: scale(1.4); }
@keyframes twinkle {
  0%, 100% { opacity: 0.65; }
  50% { opacity: 1; }
}
.reason-tooltip {
  max-width: 480px;
  min-height: 1.6em;
  margin: 1.5rem auto 0;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.1rem;
  color: var(--text-light);
  transition: opacity 0.3s ease;
}

/* ---------- QUOTES CAROUSEL ---------- */
.quote-carousel {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  max-width: 680px;
  margin: 0 auto;
}
.quote-viewport {
  position: relative;
  min-height: 160px;
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}
.quote-slide {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.5s ease, transform 0.5s ease;
  pointer-events: none;
}
.quote-slide.active {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.quote-slide p {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(1.1rem, 2.6vw, 1.5rem);
  line-height: 1.6;
  color: var(--text-light);
}
.quote-slide cite {
  display: block;
  margin-top: 1rem;
  font-size: 0.85rem;
  color: var(--accent-pink-strong);
  font-style: normal;
}
.quote-nav {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border-soft);
  background: var(--bg-card);
  color: var(--accent-pink-strong);
  font-size: 1.4rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-soft);
}
.quote-nav:hover { background: #fff; }
.quote-dots {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 1.5rem;
}
.quote-dots .qdot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(140, 90, 130, 0.25);
  cursor: pointer;
  border: none;
  padding: 0;
}
.quote-dots .qdot.active { background: var(--accent-pink-strong); transform: scale(1.3); }
.quote-saved-hint {
  margin-top: 1rem;
  min-height: 1.4em;
  font-size: 0.85rem;
  color: var(--accent-pink-strong);
}

/* ---------- GUESTBOOK ---------- */
.guestbook-wrap {
  max-width: 620px;
  margin: 0 auto;
  text-align: left;
}
.guestbook-form {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  background: var(--bg-card);
  border: 1px solid var(--border-soft);
  border-radius: 16px;
  padding: 1.4rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow-soft);
}
.guestbook-input, .guestbook-textarea {
  width: 100%;
  background: #fff;
  border: 1px solid var(--border-soft);
  border-radius: 10px;
  padding: 0.7rem 0.9rem;
  color: var(--text-light);
  font-family: var(--font-body);
  font-size: 0.95rem;
  resize: vertical;
}
.guestbook-input:focus, .guestbook-textarea:focus {
  outline: none;
  border-color: var(--accent-pink-strong);
}
/* ---------- Name picker (Hữu / Ngân toggle) ---------- */
.name-picker {
  display: flex;
  gap: 0.5rem;
  background: rgba(140, 90, 130, 0.06);
  border: 1px solid var(--border-soft);
  border-radius: 999px;
  padding: 0.3rem;
}
.name-picker input[type="radio"] {
  /* Ẩn nhưng vẫn giữ 1px để trình duyệt có thể focus/validate (input:required) —
     dùng width/height:0 sẽ khiến form KHÔNG submit được khi có required. */
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}
.name-picker label {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.55rem 1rem;
  border-radius: 999px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-dim);
  cursor: pointer;
  transition: background 0.25s ease, color 0.25s ease, box-shadow 0.25s ease, transform 0.15s ease;
  user-select: none;
}
.name-picker-emoji {
  font-size: 1rem;
  filter: grayscale(1);
  opacity: 0.5;
  transition: filter 0.25s ease, opacity 0.25s ease;
}
.name-picker label:hover { color: var(--text-light); }
.name-picker input[type="radio"]:checked + label {
  background: linear-gradient(135deg, var(--accent-pink-strong), var(--accent-purple));
  color: #fff;
  box-shadow: 0 6px 16px rgba(255,111,168,0.35);
  transform: translateY(-1px);
}
.name-picker input[type="radio"]:checked + label .name-picker-emoji {
  filter: grayscale(0);
  opacity: 1;
}
.name-picker input[type="radio"]:focus-visible + label {
  outline: 2px solid var(--accent-purple);
  outline-offset: 2px;
}
.guestbook-submit {
  align-self: flex-end;
  font-family: var(--font-body);
  font-weight: 600;
  padding: 0.7rem 1.5rem;
  border-radius: 999px;
  border: none;
  background: linear-gradient(135deg, var(--accent-pink-strong), var(--accent-purple));
  color: #fff;
  cursor: pointer;
  font-size: 0.9rem;
  transition: transform 0.2s ease;
}
.guestbook-submit:hover { transform: translateY(-2px); }

.guestbook-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}
.guestbook-entry {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-soft);
  border-radius: 14px;
  padding: 1rem 1.2rem;
  opacity: 0;
  transform: translateY(10px);
  animation: fadeUp 0.5s ease forwards;
  box-shadow: var(--shadow-soft);
}
.guestbook-entry-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 0.3rem;
}
.guestbook-entry-name {
  font-weight: 700;
  color: var(--accent-pink-strong);
  font-size: 0.9rem;
}
.guestbook-entry-time {
  font-size: 0.72rem;
  color: var(--text-dim);
}
.guestbook-entry-msg {
  font-family: var(--font-serif);
  font-size: 1.02rem;
  line-height: 1.5;
  white-space: pre-wrap;
  word-break: break-word;
}
.guestbook-entry-actions {
  position: absolute;
  top: 0.6rem;
  right: 0.6rem;
  display: flex;
  gap: 0.4rem;
}
.guestbook-entry-edit, .guestbook-entry-delete {
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 0.85rem;
  cursor: pointer;
  opacity: 0.5;
  padding: 0.2rem;
}
.guestbook-entry-edit:hover { opacity: 1; color: var(--accent-purple); }
.guestbook-entry-delete:hover { opacity: 1; color: var(--accent-pink-strong); }
.guestbook-empty {
  text-align: center;
  color: var(--text-dim);
  font-style: italic;
  font-size: 0.9rem;
}
.guestbook-empty.hidden { display: none; }
.guestbook-status {
  text-align: center;
  font-size: 0.85rem;
  color: var(--accent-pink-strong);
  min-height: 1.2em;
  margin-bottom: 1rem;
}

.guestbook-entry.editing {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.guestbook-edit-textarea {
  width: 100%;
  background: #fff;
  border: 1px solid var(--border-soft);
  border-radius: 10px;
  padding: 0.6rem 0.8rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--text-light);
  resize: vertical;
}
.guestbook-edit-actions {
  display: flex;
  gap: 0.5rem;
  justify-content: flex-end;
}
.guestbook-edit-save, .guestbook-edit-cancel {
  border: none;
  border-radius: 999px;
  padding: 0.4rem 1rem;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.8rem;
  cursor: pointer;
}
.guestbook-edit-save {
  background: linear-gradient(135deg, var(--accent-pink-strong), var(--accent-purple));
  color: #fff;
}
.guestbook-edit-cancel {
  background: rgba(140, 90, 130, 0.1);
  color: var(--text-light);
}

/* ---------- FOOTER ---------- */
.footer-section {
  padding-bottom: 4rem;
}
.footer-quote {
  font-family: var(--font-script);
  font-size: 1.6rem;
  color: var(--accent-pink-strong);
  margin-bottom: 1.5rem;
}
.heart-btn {
  font-family: var(--font-body);
  font-weight: 600;
  padding: 0.8rem 1.8rem;
  border-radius: 999px;
  border: none;
  background: linear-gradient(135deg, var(--accent-pink-strong), var(--accent-purple));
  color: #fff;
  cursor: pointer;
  font-size: 0.95rem;
  box-shadow: 0 10px 26px rgba(255,111,168,0.35);
  transition: transform 0.2s ease;
}
.heart-btn:hover { transform: translateY(-2px); }
.footer-credit {
  margin-top: 2rem;
  font-size: 0.8rem;
  color: var(--text-dim);
}

/* ---------- MUSIC TOGGLE ---------- */
.music-toggle {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 50;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid var(--border-soft);
  background: rgba(255,255,255,0.75);
  backdrop-filter: blur(10px);
  color: var(--accent-pink-strong);
  font-size: 1.3rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-soft);
}
.music-toggle.playing .note { animation: spin 3s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- DOT NAV ---------- */
.dot-nav {
  position: fixed;
  right: 1.4rem;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  z-index: 40;
}
.dot-nav a {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: rgba(140, 90, 130, 0.3);
  position: relative;
  transition: background 0.3s ease, transform 0.3s ease;
}
.dot-nav a.active {
  background: var(--accent-pink-strong);
  transform: scale(1.4);
}
.dot-nav a::after {
  content: attr(data-label);
  position: absolute;
  right: 140%;
  top: 50%;
  transform: translateY(-50%);
  white-space: nowrap;
  font-size: 0.75rem;
  color: var(--text-dim);
  opacity: 0;
  transition: opacity 0.2s ease;
  pointer-events: none;
}
.dot-nav a:hover::after { opacity: 1; }
@media (max-width: 768px) { .dot-nav { display: none; } }

/* ---------- MODALS (lightbox & letters) ---------- */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(140, 90, 130, 0.28);
  backdrop-filter: blur(6px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 1.5rem;
}
.modal.open { display: flex; }
.modal-content {
  max-width: 480px;
  width: 100%;
  text-align: center;
}
.modal-placeholder {
  width: 100%;
  aspect-ratio: 1;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(180,142,232,0.4), rgba(255,158,199,0.4));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  border: 1px solid var(--border-soft);
  box-shadow: 0 20px 50px rgba(120, 70, 110, 0.25);
}
.modal-content img { width: 100%; border-radius: 16px; }
.modal-caption {
  margin-top: 1rem;
  color: var(--text-light);
  font-family: var(--font-serif);
  font-style: italic;
  background: var(--bg-card-solid);
  display: inline-block;
  padding: 0.4rem 1rem;
  border-radius: 999px;
}
.modal-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: rgba(255,255,255,0.8);
  border: none;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  color: var(--text-light);
  font-size: 1.2rem;
  cursor: pointer;
}

/* ---------- FLOATING HEARTS ---------- */
.floating-heart {
  position: fixed;
  bottom: 10%;
  font-size: 1.4rem;
  pointer-events: none;
  z-index: 60;
  animation: floatUp 2.6s ease-out forwards;
}
@keyframes floatUp {
  0% { opacity: 1; transform: translateY(0) translateX(0) scale(1); }
  100% { opacity: 0; transform: translateY(-70vh) translateX(var(--drift, 0px)) scale(1.3); }
}

@media (max-width: 600px) {
  .section { padding: 4rem 1.2rem; }
  .stars-wrap { height: 300px; }
}