:root {
  --bg: #fefefe;
  --accent: #bababb;
  --text: #2e2f2f;
}

* {
  box-sizing: border-box;
}

/* =========================
   GLOBAL SITE STYLES
   ========================= */

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Playfair Display', serif;
  font-style: italic;
  font-weight: 300;
  font-size: 1.1rem;
  line-height: 1.7;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  width: 100%;
  height: 64px;
  background: var(--bg);
  border-bottom: 1px solid var(--accent);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
  z-index: 1000;
}

.logo {
  font-family: 'Playfair Script', cursive;
  font-size: 1.8rem;
  text-decoration: none;
  color: var(--text);
}

.nav ul {
  list-style: none;
  display: flex;
  gap: 1.5rem;
  padding: 0;
  margin: 0;
}

.nav a {
  text-decoration: none;
  color: var(--text);
}

.hamburger {
  display: none;
  font-size: 1.6rem;
  background: none;
  border: none;
  color: var(--text);
}

/* Hero */
.hero {
  margin-top: 64px;
}

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

/* Countdown */
.countdown {
  text-align: center;
  padding: 3rem 1rem;
  border-bottom: 1px solid var(--accent);
}

.days {
  font-size: 4rem;
}

.label {
  font-size: 1.2rem;
}

/* Welcome */
.welcome {
  max-width: 900px;
  margin: 0 auto;
  padding: 4rem 1.5rem;
  text-align: center;
  border-bottom: 1px solid var(--accent);
}

.welcome p {
  margin-bottom: 1.5rem;
}

.signature {
  margin-top: 2rem;
  text-align: center;
}

/* Sections */
.section {
  max-width: 900px;
  margin: 0 auto;
  padding: 4rem 1.5rem;
  border-bottom: 1px solid var(--accent);
}

.section h2 {
  text-align: center;
  font-size: 2.6rem;
  margin-bottom: 3rem;
}

.section h3 {
  font-size: 1.8rem;
  margin-bottom: 1rem;
  text-align: center;
}

/* Story */
.story-block {
  margin-bottom: 4rem;
}

.story-block p {
  text-align: center;
  margin-bottom: 1.2rem;
  line-height: 1.6;
}

/* Party */
#party {
  max-width: 1000px;
  margin: 0 auto;
}

.party-row {
  display: flex;
  gap: 2rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
  justify-content: center;
}

.party-left,
.party-right {
  flex: 1 1 45%;
  min-width: 250px;
}

.name {
  font-weight: bold;
  margin-bottom: 0.5rem;
  font-size: 1.2rem;
  text-align: center;
}

.bio {
  font-style: italic;
  line-height: 1.6;
  text-align: center;
}

/* Schedule */
#schedule {
  max-width: 1000px;
  margin: 0 auto;
}

.schedule-row {
  display: flex;
  align-items: center;
  gap: 2rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.schedule-image,
.schedule-text {
  flex: 1 1 45%;
  min-width: 250px;
}

.schedule-image img {
  width: 100%;
  border-radius: 8px;
}

.schedule-text h3,
.schedule-text p {
  text-align: center;
}

/* Registry */
#registry p {
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}

/* RSVP */
#rsvp {
  text-align: center;
  padding: 4rem 1.5rem;
}

#rsvp p {
  max-width: 700px;
  margin: 0 auto 2rem;
  font-size: 1.15rem;
}

.rsvp-qr img {
  width: 200px;
  max-width: 50%;
  border-radius: 8px;
  box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

/* Mobile */
@media (max-width: 768px) {
  body { font-size: 1rem; }

  .nav {
    position: fixed;
    top: 64px;
    right: -100%;
    width: 70%;
    height: 100vh;
    background: var(--bg);
    border-left: 1px solid var(--accent);
    transition: right 0.3s ease;
  }

  .nav.open { right: 0; }

  .nav ul {
    flex-direction: column;
    padding: 2rem;
  }

  .hamburger { display: block; }

  .party-row,
  .schedule-row {
    flex-direction: column;
    align-items: center;
  }
}

/* =========================
   INVITE PAGE ONLY
   ========================= */

.invite-page {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  background: #fefefe;
  perspective: 1600px;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

/* Card */
.card {
  position: relative;
  width: 90vw;
  max-width: 600px;
  aspect-ratio: 3 / 4;
  transform-style: preserve-3d;
  transition: transform 2s cubic-bezier(0.22, 1, 0.36, 1);
  cursor: pointer;
}

.card.is-flipped {
  transform: rotateY(180deg);
}

.side {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
}

.side img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.back {
  transform: rotateY(180deg);
}

/* Website button */
.website-btn {
  position: fixed;
  bottom: 20px;
  right: 20px;
  padding: 10px 16px;
  font-size: 14px;
  text-decoration: none;
  color: #333;
  background: rgba(255, 255, 255, 0.9);
  border-radius: 20px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.website-btn.show {
  opacity: 1;
  transform: translateY(0);
}

/* =========================
   LOADER + HEART
   ========================= */

#invite-loader {
  position: fixed;
  inset: 0;
  background: #fefefe;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 1s ease, visibility 1s ease;
}

#invite-loader.hide {
  opacity: 0;
  visibility: hidden;
}

/* Elegant heart settle on exit */
#invite-loader.hide .heart {
  animation: none;
  transform: scale(0.85) rotate(-45deg);
}

/* Heart */
.heart {
  width: 80px;
  height: 80px;
  background: #2e2f2f;
  position: relative;
  transform: rotate(-45deg);
  animation: heartbeat 1.2s infinite;
}

.heart::before,
.heart::after {
  content: "";
  width: 80px;
  height: 80px;
  background: #2e2f2f;
  border-radius: 50%;
  position: absolute;
}

.heart::before {
  top: -40px;
  left: 0;
}

.heart::after {
  left: 40px;
  top: 0;
}

@keyframes heartbeat {
  0%   { transform: scale(1) rotate(-45deg); }
  25%  { transform: scale(1.1) rotate(-45deg); }
  50%  { transform: scale(1) rotate(-45deg); }
  75%  { transform: scale(1.15) rotate(-45deg); }
  100% { transform: scale(1) rotate(-45deg); }
}