/* =========================================
   WEDDING INVITATION — style.css
   Lukáš & [Bride] · March 2027
   ========================================= */

/* ---------- TOKENS ---------- */
:root {
  /* Light palette */
  --clr-bg:          #faf7f4;
  --clr-bg-alt:      #f3ede6;
  --clr-bg-card:     #fff;
  --clr-text:        #2c2622;
  --clr-text-muted:  #8c7d73;
  --clr-accent:      #b8836a;
  --clr-accent-soft: #e8cfc4;
  --clr-accent-pale: #f5eae4;
  --clr-border:      #dfd5cc;
  --clr-nav-bg:      rgba(250,247,244,0.88);

  /* Typography */
  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-sans:  'Jost', system-ui, sans-serif;

  /* Spacing */
  --sp-xs:  0.5rem;
  --sp-sm:  1rem;
  --sp-md:  2rem;
  --sp-lg:  4rem;
  --sp-xl:  8rem;

  /* Misc */
  --radius: 2px;
  --shadow: 0 4px 32px rgba(44,38,34,0.08);
  --transition: 0.3s ease;
  --nav-h: 64px;
}

[data-theme="dark"] {
  --clr-bg:          #1a1613;
  --clr-bg-alt:      #231e1a;
  --clr-bg-card:     #2a2420;
  --clr-text:        #f0ebe6;
  --clr-text-muted:  #9e918a;
  --clr-accent:      #d4a090;
  --clr-accent-soft: #4a3028;
  --clr-accent-pale: #33241e;
  --clr-border:      #3a302a;
  --clr-nav-bg:      rgba(26,22,19,0.92);
}

/* ---------- RESET ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  background: var(--clr-bg);
  color: var(--clr-text);
  font-family: var(--font-sans);
  font-weight: 300;
  line-height: 1.7;
  transition: background var(--transition), color var(--transition);
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ---------- SCROLLBAR ---------- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--clr-bg-alt); }
::-webkit-scrollbar-thumb { background: var(--clr-accent-soft); border-radius: 3px; }

/* ---------- TYPOGRAPHY HELPERS ---------- */
.section-eyebrow {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--clr-accent);
  margin-bottom: var(--sp-sm);
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  font-weight: 300;
  font-style: italic;
  line-height: 1.15;
  color: var(--clr-text);
  margin-bottom: var(--sp-md);
}

.body-text {
  font-size: 1rem;
  color: var(--clr-text-muted);
  max-width: 60ch;
  margin-bottom: 1.2em;
  line-height: 1.8;
}
.center-text { text-align: center; margin-inline: auto; }

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.85em 2em;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--transition);
  border: none;
}

.btn-primary {
  background: var(--clr-accent);
  color: #fff;
}
.btn-primary:hover {
  background: var(--clr-text);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(44,38,34,.18);
}

.btn-outline {
  background: transparent;
  color: var(--clr-accent);
  border: 1px solid var(--clr-accent);
}
.btn-outline:hover {
  background: var(--clr-accent);
  color: #fff;
  transform: translateY(-1px);
}

/* ---------- SECTION WRAP ---------- */
.section-wrap {
  max-width: 960px;
  margin-inline: auto;
  padding: var(--sp-lg) var(--sp-md);
}

/* ==========================================
   NAVIGATION
   ========================================== */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  background: var(--clr-nav-bg);
  backdrop-filter: blur(12px) saturate(160%);
  -webkit-backdrop-filter: blur(12px) saturate(160%);
  border-bottom: 1px solid var(--clr-border);
  z-index: 1000;
  transition: background var(--transition), box-shadow var(--transition);
}
#navbar.scrolled { box-shadow: 0 2px 20px rgba(44,38,34,.1); }

.nav-inner {
  max-width: 1200px;
  margin-inline: auto;
  padding: 0 var(--sp-md);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-md);
}

.nav-monogram {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-style: italic;
  font-weight: 400;
  color: var(--clr-accent);
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  gap: var(--sp-md);
}
.nav-links a {
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--clr-text-muted);
  transition: color var(--transition);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  left: 0; bottom: -2px;
  width: 0; height: 1px;
  background: var(--clr-accent);
  transition: width var(--transition);
}
.nav-links a:hover { color: var(--clr-text); }
.nav-links a:hover::after { width: 100%; }

.dark-toggle {
  background: none;
  border: 1px solid var(--clr-border);
  border-radius: 20px;
  padding: 0.3em 0.7em;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.4em;
  transition: all var(--transition);
  flex-shrink: 0;
}
.dark-toggle:hover { border-color: var(--clr-accent); }

.toggle-icon {
  font-size: 0.8rem;
  line-height: 1;
  transition: opacity var(--transition);
}
.sun { color: #c49a6c; }
.moon { color: #8a9bb0; }

[data-theme="dark"] .sun { opacity: 0.35; }
[data-theme="light"] .moon { opacity: 0.35; }

/* ==========================================
   HERO
   ========================================== */
.hero {
  min-height: 100svh;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding-top: var(--nav-h);
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 80% at 70% 50%, var(--clr-accent-soft) 0%, transparent 70%),
    radial-gradient(ellipse 40% 60% at 20% 80%, var(--clr-accent-pale) 0%, transparent 60%);
  opacity: 0.6;
}

.hero-photo-wrap {
  position: absolute;
  right: 5%;
  top: 50%;
  transform: translateY(-50%);
  width: min(360px, 40vw);
  aspect-ratio: 3/4;
  overflow: hidden;
  border-radius: 240px 240px 8px 8px;
}

.hero-photo-placeholder {
  width: 100%;
  height: 100%;
  background: var(--clr-accent-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px dashed var(--clr-accent-soft);
  transition: background var(--transition);
}

.hero-photo-placeholder img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.photo-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.couple-svg {
  width: 80px;
  color: var(--clr-accent);
}

.placeholder-text {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-accent);
  opacity: 0.6;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 640px;
  padding: var(--sp-md);
  text-align: left;
  margin-right: auto;
  margin-left: max(var(--sp-lg), 6vw);
}

.hero-invite-text {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--clr-text-muted);
  margin-bottom: var(--sp-sm);
}

.hero-names {
  font-family: var(--font-serif);
  font-size: clamp(3.5rem, 9vw, 7rem);
  font-weight: 300;
  font-style: italic;
  line-height: 1.05;
  color: var(--clr-text);
  margin-bottom: var(--sp-sm);
  display: flex;
  flex-direction: column;
}

.name-left { animation: fadeUp 1s ease 0.2s both; }
.ampersand {
  font-size: 0.55em;
  color: var(--clr-accent);
  margin-left: 1em;
  animation: fadeUp 1s ease 0.35s both;
}
.name-right { animation: fadeUp 1s ease 0.5s both; }

.hero-date-block {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-top: var(--sp-md);
  animation: fadeUp 1s ease 0.65s both;
}

.date-line {
  font-family: var(--font-sans);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  color: var(--clr-text-muted);
}
.separator-dot {
  color: var(--clr-accent);
  font-size: 1.2rem;
}

.hero-scroll-hint {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: var(--sp-lg);
  animation: fadeUp 1s ease 0.8s both;
}
.hero-scroll-hint span {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--clr-text-muted);
}
.scroll-line {
  width: 60px;
  height: 1px;
  background: var(--clr-accent-soft);
  position: relative;
  overflow: hidden;
}
.scroll-line::after {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: var(--clr-accent);
  animation: slideLine 2s ease-in-out infinite;
}

@keyframes slideIn { from { opacity: 0; transform: translateX(-20px); } to { opacity: 1; transform: none; } }
@keyframes fadeUp  { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: none; } }
@keyframes slideLine {
  0%   { left: -100%; }
  50%  { left: 0%; }
  100% { left: 100%; }
}

/* ==========================================
   COUNTDOWN
   ========================================== */
.countdown-section {
  background: var(--clr-bg-alt);
  padding: var(--sp-lg) var(--sp-md);
  text-align: center;
  border-top: 1px solid var(--clr-border);
  border-bottom: 1px solid var(--clr-border);
  transition: background var(--transition);
}

.countdown {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  gap: 0.5rem;
  margin: var(--sp-md) 0;
  flex-wrap: wrap;
}

.cd-unit {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.cd-num {
  font-family: var(--font-serif);
  font-size: clamp(3rem, 8vw, 5.5rem);
  font-weight: 300;
  color: var(--clr-text);
  line-height: 1;
  min-width: 1.8ch;
  transition: transform 0.15s ease;
}
.cd-num.flip { transform: scaleY(0.8); }

.cd-label {
  font-family: var(--font-sans);
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--clr-text-muted);
  margin-top: 0.4rem;
}

.cd-sep {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 6vw, 4rem);
  color: var(--clr-accent);
  padding-bottom: 0.3em;
  opacity: 0.5;
}

/* ==========================================
   ABOUT
   ========================================== */
.about-section {
  padding: var(--sp-xl) 0;
}

.two-col {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--sp-lg);
  align-items: center;
}

.about-text .section-eyebrow { margin-bottom: var(--sp-xs); }

/* Ornament rings */
.about-ornament {
  position: relative;
  width: 220px;
  height: 220px;
  flex-shrink: 0;
}
.ornament-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid var(--clr-accent-soft);
  inset: 0;
  margin: auto;
}
.ring-1 { width: 180px; height: 180px; animation: rotate 40s linear infinite; }
.ring-2 { width: 140px; height: 140px; border-style: dashed; animation: rotate 25s linear infinite reverse; }
.ring-3 { width: 100px; height: 100px; }
@keyframes rotate { to { transform: rotate(360deg); } }

.ornament-year {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 2rem;
  font-style: italic;
  color: var(--clr-accent);
  opacity: 0.7;
}

/* ==========================================
   SCHEDULE / TIMELINE
   ========================================== */
.schedule-section {
  background: var(--clr-bg-alt);
  padding: var(--sp-xl) 0;
  transition: background var(--transition);
}

.timeline {
  position: relative;
  padding-left: 2rem;
  margin-top: var(--sp-md);
}
.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.5rem;
  bottom: 0.5rem;
  width: 1px;
  background: var(--clr-border);
}

.timeline-item {
  display: grid;
  grid-template-columns: 5rem 1.2rem 1fr;
  gap: 0 var(--sp-sm);
  align-items: start;
  margin-bottom: var(--sp-md);
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.timeline-item.visible { opacity: 1; transform: none; }

.tl-time {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-style: italic;
  color: var(--clr-accent);
  text-align: right;
  padding-top: 0.1em;
}

.tl-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--clr-border);
  border: 2px solid var(--clr-bg-alt);
  margin-top: 0.4em;
  justify-self: center;
  position: relative;
}
.tl-dot::before {
  content: '';
  position: absolute;
  inset: -5px;
  border-radius: 50%;
  border: 1px solid var(--clr-border);
  opacity: 0;
  transition: opacity var(--transition);
}
.timeline-item:hover .tl-dot::before { opacity: 1; }
.tl-dot--accent { background: var(--clr-accent); border-color: var(--clr-bg-alt); }

.tl-body h3 {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 400;
  margin-bottom: 0.3rem;
}
.tl-body p {
  font-size: 0.9rem;
  color: var(--clr-text-muted);
  line-height: 1.65;
}

/* ==========================================
   LOCATION
   ========================================== */
.location-section { padding: var(--sp-xl) 0; }

.map-wrap {
  margin: var(--sp-md) 0;
  border-radius: 4px;
  overflow: hidden;
  border: 1px solid var(--clr-border);
  box-shadow: var(--shadow);
}
.map-wrap iframe {
  width: 100%;
  height: 400px;
  border: none;
  display: block;
  filter: saturate(0.85);
  transition: filter var(--transition);
}
[data-theme="dark"] .map-wrap iframe { filter: saturate(0.6) brightness(0.85); }

.location-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-sm);
  margin-top: var(--sp-md);
}

.loc-card {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  padding: var(--sp-md) var(--sp-sm);
  text-align: center;
  transition: all var(--transition);
}
.loc-card:hover {
  border-color: var(--clr-accent-soft);
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}
.loc-icon { font-size: 1.8rem; margin-bottom: 0.6rem; }
.loc-card h4 {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 400;
  margin-bottom: 0.4rem;
}
.loc-card p { font-size: 0.85rem; color: var(--clr-text-muted); }

/* ==========================================
   RSVP
   ========================================== */
.rsvp-section {
  background: var(--clr-bg-alt);
  padding: var(--sp-xl) 0;
  transition: background var(--transition);
}

.rsvp-wrap { text-align: center; }
.rsvp-wrap .section-title { margin-bottom: 0; }

.rsvp-form {
  margin-top: var(--sp-md);
  text-align: left;
  max-width: 680px;
  margin-inline: auto;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-sm);
}

.form-group {
  display: flex;
  flex-direction: column;
  margin-bottom: var(--sp-sm);
}
.form-group.full-width { grid-column: 1 / -1; }

label {
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clr-text-muted);
  margin-bottom: 0.4rem;
}

input, select, textarea {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  padding: 0.75em 1em;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--clr-text);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  width: 100%;
  -webkit-appearance: none;
  appearance: none;
}
select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238c7d73' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1em center;
  padding-right: 2.5em;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--clr-accent);
  box-shadow: 0 0 0 3px var(--clr-accent-pale);
}
input.error, select.error { border-color: #c0392b; }
textarea { resize: vertical; min-height: 80px; }

.rsvp-form .btn-primary {
  width: 100%;
  justify-content: center;
  margin-top: var(--sp-xs);
  font-size: 0.8rem;
  padding: 1em;
}

.form-note {
  font-size: 0.78rem;
  color: var(--clr-text-muted);
  text-align: center;
  margin-top: var(--sp-sm);
  line-height: 1.5;
}

/* RSVP success */
.rsvp-success[hidden] { display: none; }
.rsvp-success {
  max-width: 500px;
  margin-inline: auto;
  margin-top: var(--sp-md);
  text-align: center;
}
.success-inner {
  border: 1px solid var(--clr-accent-soft);
  border-radius: 4px;
  padding: var(--sp-lg) var(--sp-md);
  background: var(--clr-bg-card);
}
.success-icon {
  font-size: 2.5rem;
  color: var(--clr-accent);
  margin-bottom: var(--sp-sm);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.12); }
}
.success-inner h3 {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-style: italic;
  font-weight: 300;
  margin-bottom: 0.5rem;
}
.success-inner p { color: var(--clr-text-muted); font-size: 0.95rem; }

/* ==========================================
   FAQ
   ========================================== */
.faq-section { padding: var(--sp-xl) 0; }

.faq-list {
  margin-top: var(--sp-md);
  border-top: 1px solid var(--clr-border);
}

.faq-item {
  border-bottom: 1px solid var(--clr-border);
  cursor: pointer;
}

.faq-item summary {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 400;
  padding: 1.2rem 0;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  transition: color var(--transition);
  user-select: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  font-family: var(--font-sans);
  font-size: 1.2rem;
  color: var(--clr-accent);
  flex-shrink: 0;
  transition: transform var(--transition);
  font-weight: 300;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item summary:hover { color: var(--clr-accent); }

.faq-item p {
  font-size: 0.95rem;
  color: var(--clr-text-muted);
  line-height: 1.75;
  padding-bottom: 1.2rem;
  max-width: 70ch;
}

/* ==========================================
   FOOTER
   ========================================== */
.site-footer {
  background: var(--clr-text);
  color: var(--clr-bg);
  text-align: center;
  padding: var(--sp-lg) var(--sp-md);
}
[data-theme="dark"] .site-footer { background: #0e0c0a; }

.footer-monogram {
  font-family: var(--font-serif);
  font-size: 3rem;
  font-style: italic;
  font-weight: 300;
  color: var(--clr-accent);
  margin-bottom: 0.5rem;
}
.footer-date {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  letter-spacing: 0.22em;
  opacity: 0.5;
  margin-bottom: 1rem;
}
.footer-tagline {
  font-size: 0.8rem;
  opacity: 0.35;
  letter-spacing: 0.08em;
}

/* ==========================================
   RESPONSIVE
   ========================================== */
@media (max-width: 768px) {
  :root { --sp-lg: 2.5rem; --sp-xl: 4rem; }

  .nav-links { gap: var(--sp-sm); }
  .nav-links a { font-size: 0.65rem; }

  .hero-content {
    margin-left: var(--sp-sm);
    margin-right: var(--sp-sm);
    text-align: center;
  }
  .hero-date-block { justify-content: center; }
  .hero-scroll-hint { justify-content: center; }
  .hero-names { align-items: center; }
  .ampersand { margin-left: 0; }

  .hero-photo-wrap {
    position: relative;
    right: auto;
    top: auto;
    transform: none;
    width: 200px;
    margin: 0 auto var(--sp-md);
    aspect-ratio: 3/4;
  }

  .hero {
    flex-direction: column;
    justify-content: flex-end;
    padding-bottom: var(--sp-lg);
  }
  .hero-bg::before { opacity: 0.4; }

  .two-col { grid-template-columns: 1fr; }
  .about-ornament { margin-inline: auto; }

  .form-row { grid-template-columns: 1fr; }
  .location-cards { grid-template-columns: 1fr; }

  .timeline { padding-left: 1rem; }
  .timeline-item { grid-template-columns: 3.5rem 1rem 1fr; gap: 0 0.5rem; }

  .countdown { gap: 0.2rem; }
  .cd-sep { font-size: 2rem; }

  .hero-photo-wrap { display: none; } /* hide on small, keep bg gradient */
}

@media (max-width: 480px) {
  .nav-links { display: none; }
  /* hamburger could be added via JS; skip for elegance */
}

/* ==========================================
   UTILITY — AOS (minimal)
   ========================================== */
[data-aos] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
[data-aos].visible {
  opacity: 1;
  transform: none;
}

/* ==========================================
   SELECTION
   ========================================== */
::selection {
  background: var(--clr-accent-soft);
  color: var(--clr-text);
}