:root {
  --bg: oklch(1 0 0);
  --surface: oklch(0.975 0.006 25);

  --primary: oklch(0.52 0.13 25);
  --primary-light: oklch(0.65 0.1 25);
  --accent: oklch(0.8 0.09 70);

  --ink: oklch(0.18 0.008 25);
  --muted: oklch(0.52 0.025 25);

  --font-display: "Spectral", Georgia, "Times New Roman", serif;
  --font-body:
    "Nunito", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --space-xs: clamp(0.25rem, 0.5vw, 0.5rem);
  --space-sm: clamp(0.5rem, 1vw, 1rem);
  --space-md: clamp(1rem, 2vw, 2rem);
  --space-lg: clamp(2rem, 4vw, 4rem);
  --space-xl: clamp(3rem, 6vw, 6rem);
  --space-2xl: clamp(4rem, 8vw, 8rem);

  --max-width: 720px;
  --max-width-wide: 960px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-body);
  font-weight: 300;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 clamp(1rem, 4vw, 2rem);
}

.container-wide {
  max-width: var(--max-width-wide);
  margin: 0 auto;
  padding: 0 clamp(1rem, 4vw, 2rem);
}

/* HEADER */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;

  padding: 1rem 0;

  background: oklch(1 0 0 / 0);
  backdrop-filter: blur(0);

  transition:
    background 0.3s,
    backdrop-filter 0.3s,
    box-shadow 0.3s;
}

.header.scrolled {
  background: oklch(1 0 0 / 0.95);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 oklch(0.85 0.01 25 / 0.5);
}

.header-inner {
  max-width: var(--max-width-wide);
  margin: 0 auto;
  padding: 0 clamp(1rem, 4vw, 2rem);

  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: 1.25rem;

  color: var(--primary);
  text-decoration: none;
  letter-spacing: 0.05em;
}

.nav {
  display: flex;
  gap: clamp(1rem, 2vw, 2rem);
}

.nav a {
  font-size: 0.875rem;
  color: var(--muted);
  text-decoration: none;

  transition: color 0.2s;
  letter-spacing: 0.02em;
}

.nav a:hover {
  color: var(--primary);
}

/* HERO */

.hero {
  min-height: 100vh;

  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;

  text-align: center;

  padding: var(--space-2xl) clamp(1rem, 4vw, 2rem);
}

.hero-ornament {
  color: var(--primary);
  opacity: 0.35;

  margin-bottom: var(--space-lg);
}

.hero-label {
  font-family: var(--font-body);
  font-size: clamp(0.8rem, 1.5vw, 1rem);

  color: var(--primary);
  letter-spacing: 0.16em;
  text-transform: uppercase;

  margin-bottom: var(--space-md);
}

.hero-names {
  font-family: var(--font-display);
  font-weight: 200;

  font-size: clamp(2.5rem, 7vw, 5.5rem);

  line-height: 1.1;
  letter-spacing: -0.02em;

  color: var(--ink);

  margin-bottom: var(--space-md);

  text-wrap: balance;
}

.hero-amp {
  display: block;

  font-style: italic;
  font-weight: 300;

  font-size: 0.5em;

  color: var(--primary);

  margin: 0.1em 0;
}

.hero-date {
  font-family: var(--font-body);
  font-weight: 300;

  font-size: clamp(1rem, 2vw, 1.35rem);

  color: var(--muted);

  letter-spacing: 0.08em;

  margin-bottom: var(--space-xs);
}

.hero-venue {
  font-size: clamp(0.85rem, 1.5vw, 1rem);

  color: var(--muted);
  opacity: 0.7;

  margin-bottom: var(--space-lg);
}

.countdown {
  display: flex;
  justify-content: center;

  margin-bottom: var(--space-xl);
}

.countdown-item {
  text-align: center;
}

.countdown-num {
  font-family: var(--font-display);
  font-weight: 300;

  font-size: clamp(3.5rem, 8vw, 6rem);

  color: var(--primary);

  line-height: 1;
}

.countdown-label {
  font-size: 0.75rem;

  color: var(--muted);

  letter-spacing: 0.06em;
}

.scroll-hint {
  color: var(--muted);
  opacity: 0.5;

  text-decoration: none;

  animation: bounce-down 2.5s ease-in-out infinite;

  transition: opacity 0.2s;
}

.scroll-hint:hover {
  opacity: 0.8;
}

/* DIVIDERS */

.divider {
  display: flex;
  align-items: center;
  justify-content: center;

  gap: 1rem;

  padding: var(--space-lg) 0;

  color: var(--primary);
  opacity: 0.3;
}

.divider-line {
  flex: 1;

  max-width: 120px;

  height: 1px;

  background: currentColor;
}

/* SECTIONS */

.section {
  padding: var(--space-xl) 0;
}

.section-title {
  font-family: var(--font-display);
  font-weight: 300;
  font-style: italic;

  font-size: clamp(1.75rem, 3.5vw, 2.75rem);

  line-height: 1.3;

  text-align: center;

  margin-bottom: var(--space-sm);

  color: var(--ink);

  text-wrap: balance;
}

.section-subtitle {
  text-align: center;

  color: var(--muted);

  font-size: 0.95rem;

  margin-bottom: var(--space-xl);
}

/* INVITATION */

.invitation-section {
  text-align: center;

  padding-top: var(--space-2xl);
  padding-bottom: var(--space-2xl);
}

.invitation-eyebrow {
  font-size: 0.85rem;

  color: var(--primary);

  letter-spacing: 0.12em;

  text-transform: uppercase;

  margin-bottom: var(--space-md);
}

.invitation-text {
  max-width: 580px;

  margin: var(--space-md) auto 0;

  font-size: clamp(1rem, 1.8vw, 1.1rem);

  line-height: 1.9;

  color: var(--muted);
}

.invitation-date {
  display: block;

  margin-top: 0.5rem;

  font-family: var(--font-display);

  font-size: 1.2rem;

  color: var(--primary);
}

/* PROGRAM */

.program-list {
  max-width: 520px;

  margin: 0 auto;
}

.program-item {
  display: flex;

  gap: var(--space-md);

  align-items: baseline;

  padding: var(--space-md) 0;

  border-bottom: 1px solid oklch(0.9 0.01 25);
}

.program-item:last-child {
  border-bottom: none;
}

.program-time {
  font-family: var(--font-display);
  font-weight: 600;

  font-size: 1.1rem;

  color: var(--primary);

  min-width: 4.5rem;

  flex-shrink: 0;
}

.program-event {
  font-size: 1rem;
}

.program-note {
  font-size: 0.85rem;

  color: var(--muted);

  margin-top: 0.15rem;
}

.calendar-wrapper {
  text-align: center;
}

.btn-calendar {
  display: inline-flex;

  align-items: center;

  gap: 0.5rem;

  margin-top: var(--space-lg);

  padding: 0.65rem 1.2rem;

  background: none;

  border: 1px solid oklch(0.85 0.02 25);

  border-radius: 8px;

  color: var(--muted);

  font-family: var(--font-body);

  font-size: 0.85rem;

  cursor: pointer;

  transition:
    border-color 0.2s,
    color 0.2s;
}

.btn-calendar:hover {
  border-color: var(--primary);

  color: var(--primary);
}

/* LOCATION */

.location-section {
  text-align: center;
}

.location-card {
  max-width: 520px;

  margin: 0 auto;

  padding: var(--space-lg);

  border: 1px solid oklch(0.9 0.01 25);

  background: var(--surface);
}

.location-ornament {
  color: var(--primary);

  opacity: 0.7;

  margin-bottom: var(--space-md);
}

.location-name {
  font-family: var(--font-display);

  font-weight: 400;

  font-size: 1.35rem;

  color: var(--ink);

  margin-bottom: 0.2rem;
}

.location-hall {
  font-size: 0.95rem;

  color: var(--muted);

  margin-bottom: 0.2rem;
}

.location-city {
  font-size: 0.9rem;

  color: var(--muted);
}

/* FOOTER */

.footer {
  text-align: center;

  padding: var(--space-xl) 0 var(--space-lg);

  border-top: 1px solid oklch(0.92 0.01 25);
}

.footer-ornament {
  color: var(--primary);

  opacity: 0.25;

  margin-bottom: var(--space-md);
}

.footer-copy {
  margin-top: var(--space-lg);

  font-size: 0.8rem;

  color: var(--muted);

  opacity: 0.6;
}

.footer-map {
  display: inline-block;

  margin-top: var(--space-md);

  font-size: 0.85rem;

  color: var(--primary);

  text-decoration: none;

  transition: opacity 0.2s;
}

.footer-map:hover {
  opacity: 0.7;
}

/* ANIMATIONS */

.js-ready .reveal {
  opacity: 0;

  transform: translateY(24px);

  transition:
    opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.js-ready .reveal.visible {
  opacity: 1;

  transform: translateY(0);
}

.js-ready .reveal-delay-1 {
  transition-delay: 0.1s;
}

.js-ready .reveal-delay-2 {
  transition-delay: 0.2s;
}

@keyframes bounce-down {
  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(6px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .js-ready .reveal {
    opacity: 1;

    transform: none;

    transition: none;
  }

  .scroll-hint {
    animation: none;
  }
}

@media (max-width: 640px) {
  .nav {
    display: none;
  }

  .program-item {
    align-items: flex-start;
  }

  .program-time {
    min-width: 4rem;
  }

  .location-card {
    padding: var(--space-md);
  }
}