:root {
  --bg: #0b0d2a;
  --text: #f7f7fb;
  --muted: #cfd1e2;
  --accent: #3b82f6;
  --accent-2: #00f5d4;
  --card: rgba(255, 255, 255, 0.08);
  --shadow: 0 12px 30px rgba(0, 0, 0, 0.35);
  --font: "Poppins", "Segoe UI", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { background: #0b0d2a; }

body {
  margin: 0;
  font-family: var(--font);
  background: radial-gradient(circle at 14% 20%, rgba(59,130,246,0.22), transparent 38%),
              radial-gradient(circle at 86% 8%, rgba(34,211,238,0.20), transparent 42%),
              radial-gradient(circle at 40% 80%, rgba(255,214,102,0.12), transparent 35%),
              linear-gradient(180deg, #0b0d2a 0%, #0f1235 60%, #0b0d2a 100%);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  padding-bottom: 48px;
}

img { max-width: 100%; display: block; }
button { font-family: var(--font); }

.eyebrow {
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 12px;
}

.lead { color: var(--muted); max-width: 640px; margin: 0 auto; }
.muted { color: var(--muted); }
.small { font-size: 12px; }

.control-toggle {
  position: fixed;
  top: 18px; right: 18px;
  z-index: 950;
  background: linear-gradient(135deg, #3b82f6, #00f5d4);
  color: #0b0d2a;
  border: none;
  padding: 12px 16px;
  border-radius: 14px;
  font-weight: 800;
  box-shadow: 0 12px 30px rgba(0,0,0,0.35);
  cursor: pointer;
  transition: transform .18s ease, box-shadow .18s ease;
}
.control-toggle:hover { transform: translateY(-2px); box-shadow: 0 16px 32px rgba(0,0,0,0.4); }

.loader {
  position: fixed; inset: 0;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #3b82f6, #00f5d4, #1f6feb);
  z-index: 900;
}
.loader button {
  width: 60%; max-width: 420px; height: 110px;
  border: none; border-radius: 14px;
  background: linear-gradient(135deg, #3b82f6, #00f5d4, #1f6feb);
  color: #fff; font-size: 42px; font-weight: 800; letter-spacing: 1px;
  box-shadow: 0 12px 30px rgba(255,105,180,.4), 0 6px 12px rgba(0,0,0,.25);
  cursor: pointer; transition: transform .2s ease, box-shadow .2s ease;
}
.loader button:hover { transform: translateY(-4px); box-shadow: 0 16px 40px rgba(0,0,0,.35); }

.song { display: none; }

.main { display: none; position: relative; z-index: 2; min-height: 100vh; padding-bottom: 100px; }

.banner-img { filter: drop-shadow(0 10px 25px rgba(59,130,246,0.6)); animation: bounce 2.8s cubic-bezier(.25,.8,.25,1) infinite; margin: 0 auto; }
@keyframes bounce { 0%,100%{transform:translateY(0);}50%{transform:translateY(-24px);} }

.area { text-align:center; font-size:72px; color: var(--accent); font-weight:800; letter-spacing:-2px; text-transform:uppercase; text-shadow:0 0 18px rgba(59,130,246,.7); margin: 20px 0 10px; }
#typed { font-size: 32px; color: var(--accent); font-weight:700; text-shadow: 0 0 12px rgba(59,130,246,.5); animation: glowPulse 3.5s ease-in-out infinite; }
.area { animation: glowPulse 3.5s ease-in-out infinite; }
.name-cake { display:flex; align-items:center; justify-content:center; gap:16px; flex-wrap:wrap; }
.cake-img.left { order: 0; }
.cake-img.right { order: 2; }
#nae { color: var(--accent); font-style: normal; }

.type-wrap h2 { margin: 10px 0; color: var(--text); text-shadow: 0 2px 12px rgba(0,0,0,.4); }
#typed { font-size: 32px; color: var(--accent); font-weight:700; }

#confetti, #fireworks { position: fixed; inset:0; width:100%; height:100%; pointer-events:none; z-index:0; }

.wish-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}
.wish-card {
  background: var(--card);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 16px;
  padding: 18px;
  box-shadow: var(--shadow);
  min-height: 140px;
  backdrop-filter: blur(4px);
}
.wish-title { margin: 0 0 8px; color: #ffd166; font-weight: 700; letter-spacing: 0.02em; }
.wish-card p { margin: 0; }

.control-panel {
  background: linear-gradient(135deg, rgba(59,130,246,0.14), rgba(0,245,212,0.14));
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 18px;
  padding: 20px;
  box-shadow: var(--shadow);
  position: sticky;
  top: 20px;
  overflow: hidden;
}
.control-panel.hidden { display: none; }
.control-panel .close-panel {
  position: absolute;
  top: 12px; right: 12px;
  width: 32px; height: 32px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.35);
  background: rgba(0,0,0,0.35);
  color: #fff;
  font-weight: 700;
  cursor: pointer;
  display: none;
}
.control-buttons { display: grid; gap: 10px; margin: 14px 0; }
.control-buttons button {
  border-radius: 12px;
  padding: 12px;
  font-weight: 700;
  border: 1px solid rgba(255,255,255,0.2);
  cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease, background .2s ease;
}
.control-buttons button:hover { transform: translateY(-2px); box-shadow: 0 10px 18px rgba(0,0,0,0.25); }
.control-row {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  align-items: center;
  margin: 6px 0 12px;
}
.control-row label { color: var(--muted); font-weight: 600; }
.control-row input[type="color"] {
  width: 100%;
  height: 44px;
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 12px;
  background: rgba(0,0,0,0.2);
  cursor: pointer;
}

.primary {
  background: linear-gradient(135deg, #3b82f6, #00f5d4);
  color: #0b0d2a;
  border: none !important;
}
.ghost {
  background: rgba(255,255,255,0.08);
  color: var(--text);
}

.photo-gallery-section { margin: 80px 0; display:none; background: var(--card); border-radius: 16px; padding: 20px; box-shadow: var(--shadow); position: relative; overflow: hidden; }
.photo-gallery-section.show { display:block !important; }
.photo-gallery-section.side-reveal { position: fixed; right: 0; top: 0; height: 100vh; width: min(520px, 92vw); margin: 0; border-radius: 0 0 0 16px; animation: slideFromRightCorner .45s ease-out both; z-index: 960; }
.gallery-title { font-size: 42px; margin-bottom: 20px; }
.photo-gallery { display:flex; gap:12px; padding: 10px; animation: autoScroll 18s linear infinite; will-change: transform; }
@keyframes autoScroll { from{transform:translateX(0);} to{transform:translateX(-50%);} }
.photo-card {
  flex:0 0 240px;
  height:360px;
  border-radius:16px;
  overflow:hidden;
  position: relative;
  background: linear-gradient(140deg, var(--accent), var(--accent-2));
  border:2px solid rgba(255,255,255,0.2);
  box-shadow: var(--shadow);
}
.photo-card:hover { transform: rotate(-2deg) scale(1.02); transition: transform .2s ease; }
.photo-card.alt { background: radial-gradient(circle at 20% 20%, #ffd166, var(--accent)); }
.photo-card::after {
  content: attr(data-label);
  position: absolute;
  left: 12px; right: 12px; bottom: 12px;
  padding: 10px 12px;
  border-radius: 12px;
  background: rgba(0,0,0,0.35);
  color: #fff;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.photo-card[data-label=""]::after { display: none; }
.photo-card::before {
  content: "";
  position: absolute;
  inset: 12px;
  border-radius: 14px;
  background: repeating-linear-gradient(45deg, rgba(255,255,255,0.08) 0 14px, transparent 14px 28px);
  opacity: 0.5;
}

.cake { display:flex; justify-content:center; padding-top:60px; }
.cake {
  width: 100%;
  margin: 0 auto;
}
.cake-img { width:240px; max-width:100%; margin: 0 auto; filter: drop-shadow(0 10px 30px rgba(59,130,246,.6)); animation: swing 3s ease-in-out infinite; }
@keyframes swing { 0%,100%{transform:rotate(-8deg);}50%{transform:rotate(8deg);} }

.balloon-border {
  position: fixed;
  bottom: -60%;
  left: 0;
  width: 100%;
  opacity: .8;
  z-index: 1;
  pointer-events: none;
  animation: balloonRise 7s ease-in forwards;
}
@keyframes balloonRise {
  0% { transform: translateY(120%); opacity: 0; }
  25% { opacity: 1; }
  60% { transform: translateY(-10%); opacity: 1; }
  100% { transform: translateY(-140%); opacity: 0; }
}

.footer-tr { text-align:center; padding: 20px 12px 30px; color: var(--muted); background: rgba(0,0,0,0.3); border-top: 1px solid rgba(255,255,255,0.1); position: relative; z-index: 3; }
.footer-tr a { color: #ffd166; font-weight:700; text-decoration:none; }
.footer-tr a:hover { text-decoration: underline; }

.wish-card { transition: transform .18s ease, box-shadow .18s ease; }
.wish-card:hover { transform: translateY(-4px); box-shadow: 0 16px 36px rgba(0,0,0,0.45); }

/* mobile improvements */
@media (max-width: 480px) {
  .name-cake { gap: 10px; }
  .control-toggle { top: 12px; right: 12px; padding: 10px 12px; border-radius: 12px; }
  .control-panel { max-width: 100%; right: 0; left: 0; margin: 0 8px; }
  .photo-gallery-section.side-reveal { width: 100vw; }
}

@media (max-width: 992px) {
  .area { font-size: 60px; }
  .banner-img { max-width: 90%; }
  .control-panel {
    position: fixed;
    right: 16px;
    top: 16px;
    max-width: 380px;
    transform: translateY(-120%);
    transition: transform .3s ease, opacity .25s ease;
    opacity: 0;
    z-index: 940;
  }
  .control-panel.open { transform: translateY(0); opacity: 1; }
  .control-panel .close-panel { display: inline-flex; align-items: center; justify-content: center; }
}

@media (max-width: 768px) {
  .area { font-size: 52px; }
  .gallery-title { font-size:32px; }
  .loader button { width:80%; font-size:32px; height:90px; }
  .type-wrap h2 { font-size: 22px; }
  #typed { font-size: 24px; }
  .cake-img { width: 200px; }
  .photo-gallery-section { margin: 40px 0; }
}

@media (max-width: 480px) {
  .area { font-size: 40px; letter-spacing: -1px; }
  .loader button { width: 90%; font-size: 26px; height: 80px; }
  .gallery-title { font-size: 26px; }
  body { padding: 0 8px; }
  .cake-img { width: 140px; }
  .photo-gallery { gap: 8px; }
  .photo-card { flex-basis: 180px; height: 260px; }
}

@keyframes glowPulse {
  0% { text-shadow: 0 0 8px rgba(59,130,246,.35); }
  50% { text-shadow: 0 0 18px rgba(59,130,246,.7); }
  100% { text-shadow: 0 0 8px rgba(59,130,246,.35); }
}

@keyframes slideFromRightCorner {
  0% { transform: translate(120%, -40%); opacity: 0; }
  100% { transform: translate(0, 0); opacity: 1; }
}