:root {
  --bg-grad: linear-gradient(160deg, #fff0f6 0%, #fff8f3 35%, #eef6ff 100%);
  --surface: #ffffff;
  --surface-soft: #fffaf9;
  --border: #f1e2ea;
  --text: #3a2e3a;
  --text-soft: #6f6070;
  --text-mute: #a99aa8;
  --pink: #ff6fa5;
  --pink-light: #ffd1e3;
  --blue: #5aa9ff;
  --blue-light: #cfe6ff;
  --radius: 22px;
  --shadow: 0 20px 45px -20px rgba(120, 60, 100, 0.35);
  --heading-font: 'Comfortaa', 'Nunito', sans-serif;
}

body[data-theme="elegant"] {
  --bg-grad: linear-gradient(180deg, #faf7f5 0%, #f3efec 100%);
  --surface: #ffffff;
  --surface-soft: #faf7f5;
  --border: #e8e0da;
  --text: #2e2a28;
  --text-soft: #837a72;
  --text-mute: #b3a89e;
  --pink: #c98fa0;
  --pink-light: #f2e2e6;
  --blue: #8fa4c9;
  --blue-light: #e2e8f2;
  --radius: 12px;
  --shadow: 0 14px 34px -22px rgba(60, 50, 45, 0.25);
  --heading-font: 'Cormorant Garamond', 'Nunito', serif;
}

body[data-theme="dark"] {
  --bg-grad: linear-gradient(160deg, #0f1626 0%, #161f36 55%, #1d2745 100%);
  --surface: #1b2340;
  --surface-soft: #212a4a;
  --border: #303a63;
  --text: #f2ecd9;
  --text-soft: #cbbf9f;
  --text-mute: #8b86a8;
  --pink: #d4af37;
  --pink-light: #3a301a;
  --blue: #7fa8d9;
  --blue-light: #1f2a48;
  --radius: 18px;
  --shadow: 0 24px 50px -24px rgba(0, 0, 0, 0.65);
  --heading-font: 'Comfortaa', 'Nunito', sans-serif;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Nunito', system-ui, -apple-system, sans-serif;
  color: var(--text);
  background: var(--bg-grad);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
  transition: background 0.3s ease, color 0.3s ease;
}

h1, h2, h3 {
  font-family: var(--heading-font);
  margin: 0;
}

p { margin: 0; }

a { color: inherit; }

/* ---------- decor ---------- */

.bg-decor {
  position: fixed;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  z-index: 0;
}

body[data-theme="elegant"] .bg-decor,
body[data-theme="dark"] .bg-decor {
  display: none;
}

.balloon {
  position: absolute;
  left: var(--x);
  bottom: -120px;
  width: 40px;
  opacity: 0.6;
  animation: float-up 14s ease-in-out infinite;
  animation-delay: var(--delay);
  filter: drop-shadow(0 10px 12px rgba(0,0,0,0.1));
}

.balloon__svg {
  display: block;
  width: 100%;
  height: auto;
}

@keyframes float-up {
  0% { transform: translateY(0) rotate(-4deg); opacity: 0; }
  10% { opacity: 0.55; }
  50% { transform: translateY(-55vh) rotate(4deg); }
  90% { opacity: 0.5; }
  100% { transform: translateY(-110vh) rotate(-4deg); opacity: 0; }
}

#confetti-canvas {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 50;
  display: none;
}

/* ---------- sticky cta ---------- */

.sticky-cta {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 40;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 14px;
  padding: 12px 20px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow);
  transform: translateY(-100%);
  transition: transform 0.3s ease;
}

.sticky-cta--visible {
  transform: translateY(0);
}

.sticky-cta__text {
  flex: 1 1 200px;
  min-width: 0;
  font-weight: 700;
  font-size: 0.95rem;
  line-height: 1.3;
  color: var(--text);
  white-space: normal;
}

.sticky-cta__btn {
  flex-shrink: 0;
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  color: #fff;
  background: linear-gradient(120deg, var(--pink), var(--blue));
  border: none;
  border-radius: 50%;
  padding: 0;
  cursor: pointer;
  box-shadow: 0 8px 18px -8px rgba(120, 60, 130, 0.5);
  animation: sticky-bounce 1.8s ease-in-out infinite;
}

body[data-theme="dark"] .sticky-cta__btn {
  color: #1b1a12;
}

@keyframes sticky-bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(4px); }
}

@media (max-width: 480px) {
  .sticky-cta { padding: 10px 16px; }
  .sticky-cta__text { font-size: 0.85rem; }
  .sticky-cta__btn { width: 38px; height: 38px; font-size: 1rem; }
}

/* ---------- layout ---------- */

.page {
  position: relative;
  z-index: 1;
  max-width: 960px;
  margin: 0 auto;
  padding: 56px 20px 40px;
}

/* ---------- hero ---------- */

.hero {
  text-align: center;
  padding: 20px 0 40px;
}

.eyebrow {
  display: inline-block;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 13px;
  color: var(--pink);
  background: var(--pink-light);
  padding: 6px 16px;
  border-radius: 999px;
  margin-bottom: 18px;
}

.hero__title {
  font-size: clamp(2.4rem, 6vw, 4rem);
  font-weight: 700;
  line-height: 1.1;
}

.grad-text {
  background: linear-gradient(120deg, var(--pink), var(--pink-light));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.grad-text--blue {
  background: linear-gradient(120deg, var(--blue), var(--blue-light));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.grad-text--neutral {
  background: linear-gradient(120deg, var(--blue), var(--pink));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero__subtitle {
  display: block;
  margin-top: 18px;
  font-size: 1.15rem;
  color: var(--text-soft);
  font-weight: 600;
}

.hero__name {
  font-weight: 800;
  color: var(--pink);
}

/* ---------- countdown ---------- */

.countdown {
  display: flex;
  justify-content: center;
  gap: 14px;
  margin-top: 36px;
  flex-wrap: wrap;
}

.countdown__box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 14px 18px;
  min-width: 76px;
  box-shadow: var(--shadow);
}

.countdown__num {
  display: block;
  font-family: var(--heading-font);
  font-size: 1.8rem;
  font-weight: 700;
  background: linear-gradient(120deg, var(--pink), var(--blue));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.countdown__label {
  font-size: 0.75rem;
  color: var(--text-soft);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ---------- info cards ---------- */

.info-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin: 56px 0;
}

.card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 28px 24px;
  box-shadow: var(--shadow);
  text-align: center;
  transition: transform 0.25s ease;
}

.card:hover {
  transform: translateY(-4px);
}

.card__icon {
  font-size: 2.2rem;
  margin-bottom: 10px;
}

.card h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.card p {
  color: var(--text-soft);
  font-weight: 600;
}

.card__muted {
  font-size: 0.9rem;
  color: var(--text-mute);
  font-weight: 500;
  margin-top: 4px;
}

.card__link {
  display: inline-block;
  margin-top: 12px;
  font-weight: 700;
  color: var(--pink);
  text-decoration: none;
}

.card__link:hover {
  text-decoration: underline;
}

/* ---------- rsvp ---------- */

.rsvp {
  margin: 40px 0;
}

.rsvp__box, .rsvp__thanks {
  background: var(--surface);
  border-radius: calc(var(--radius) + 6px);
  padding: 40px clamp(20px, 5vw, 48px);
  box-shadow: var(--shadow);
  text-align: center;
}

.rsvp__box h2, .rsvp__thanks h2 {
  font-size: 1.8rem;
}

.rsvp__hint {
  margin-top: 10px;
  color: var(--text-soft);
  font-weight: 600;
}

form {
  margin-top: 28px;
  display: flex;
  flex-direction: column;
  gap: 22px;
  text-align: left;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.field__label {
  font-weight: 700;
  font-size: 0.95rem;
}

input[type="text"] {
  font-family: inherit;
  font-size: 1.05rem;
  padding: 14px 16px;
  border-radius: 14px;
  border: 2px solid var(--border);
  background: var(--surface-soft);
  color: var(--text);
  outline: none;
  transition: border-color 0.2s ease;
}

input[type="text"]:focus {
  border-color: var(--pink);
}

.toggle-group, .vote-group {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.toggle-btn {
  flex: 1;
  min-width: 140px;
  padding: 14px 16px;
  border-radius: 14px;
  border: 2px solid var(--border);
  background: var(--surface-soft);
  color: var(--text);
  font-family: inherit;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.toggle-btn:hover {
  border-color: var(--pink);
}

.toggle-btn.active {
  background: linear-gradient(120deg, var(--pink), var(--pink-light));
  border-color: transparent;
  color: #fff;
  box-shadow: 0 10px 20px -8px rgba(255, 111, 165, 0.5);
}

body[data-theme="dark"] .toggle-btn.active {
  color: #1b1a12;
}

.vote-btn {
  flex: 1;
  min-width: 140px;
  padding: 20px 16px;
  border-radius: calc(var(--radius) - 4px);
  border: 2px solid var(--border);
  background: var(--surface-soft);
  color: var(--text);
  font-family: inherit;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 1.05rem;
  transition: all 0.2s ease;
}

.vote-btn__emoji {
  font-size: 2rem;
}

.vote-btn--boy:hover { border-color: var(--blue); }
.vote-btn--girl:hover { border-color: var(--pink); }

.vote-btn--boy.active {
  background: linear-gradient(160deg, var(--blue-light), var(--surface));
  border-color: var(--blue);
  box-shadow: 0 10px 20px -10px rgba(90, 169, 255, 0.4);
}

.vote-btn--girl.active {
  background: linear-gradient(160deg, var(--pink-light), var(--surface));
  border-color: var(--pink);
  box-shadow: 0 10px 20px -10px rgba(255, 111, 165, 0.4);
}

.form-error {
  color: #d9376e;
  font-weight: 700;
  font-size: 0.9rem;
  text-align: center;
}

.submit-btn {
  font-family: inherit;
  font-size: 1.1rem;
  font-weight: 800;
  color: #fff;
  background: linear-gradient(120deg, var(--pink), var(--blue));
  border: none;
  border-radius: 16px;
  padding: 16px;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  box-shadow: 0 14px 30px -12px rgba(120, 60, 130, 0.4);
}

body[data-theme="dark"] .submit-btn {
  color: #1b1a12;
}

.submit-btn:hover {
  transform: translateY(-2px);
}

.submit-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.link-btn {
  margin-top: 14px;
  background: none;
  border: none;
  color: var(--pink);
  font-weight: 700;
  font-family: inherit;
  font-size: 0.95rem;
  cursor: pointer;
  text-decoration: underline;
}

/* ---------- thanks / live stats ---------- */

.thanks__emoji {
  font-size: 3rem;
  animation: pop 0.5s ease;
}

@keyframes pop {
  0% { transform: scale(0); }
  70% { transform: scale(1.2); }
  100% { transform: scale(1); }
}

.rsvp__thanks p {
  margin-top: 10px;
  color: var(--text-soft);
  font-weight: 600;
}

.live-stats {
  margin-top: 28px;
}

.live-stats__title {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-mute);
  margin-bottom: 10px;
}

.live-bar {
  display: flex;
  height: 22px;
  border-radius: 999px;
  overflow: hidden;
  background: var(--border);
}

.live-bar__boy {
  background: linear-gradient(90deg, var(--blue-light), var(--blue));
  width: 50%;
  transition: width 0.6s ease;
}

.live-bar__girl {
  background: linear-gradient(90deg, var(--pink), var(--pink-light));
  width: 50%;
  transition: width 0.6s ease;
}

.live-stats__labels {
  display: flex;
  justify-content: space-between;
  margin-top: 8px;
  font-weight: 700;
  font-size: 0.95rem;
}

/* ---------- footer ---------- */

.footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-align: center;
  padding: 30px 0 10px;
  color: var(--text-soft);
  font-weight: 700;
}

.footer-icon {
  color: var(--text-mute);
  opacity: 0.85;
}

/* ---------- hero icon ---------- */

.hero-icon {
  display: block;
  margin: 0 auto 16px;
}

body[data-theme="elegant"] .hero-icon,
body[data-theme="dark"] .hero-icon {
  width: 48px;
  height: 48px;
}

@media (max-width: 520px) {
  .countdown__box { min-width: 64px; padding: 10px 12px; }
  .countdown__num { font-size: 1.4rem; }
  .rsvp__box, .rsvp__thanks { border-radius: 20px; padding: 28px 18px; }
}