:root {
  --bg: #faf6ee;
  --bg-soft: #f1ebde;
  --ink: #3a3a35;
  --ink-soft: #6c6a64;
  --accent: #93a382;
  --accent-dark: #6f7e60;
  --gold: #c8a96a;
  --gold-soft: #e1cea0;
  --line: rgba(58, 58, 53, .15);
  --shadow-lg: 0 30px 60px -25px rgba(58, 58, 53, .35);
  --shadow-md: 0 12px 30px -15px rgba(58, 58, 53, .25);
  --serif: 'Cormorant Garamond', 'Times New Roman', serif;
  --display: 'Playfair Display', 'Times New Roman', serif;
  --script: 'Great Vibes', cursive;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--serif);
  font-size: 18px;
  line-height: 1.6;
  color: var(--ink);
  background-color: var(--bg);
  background-image: url('img/pozadina.jpg');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  background-repeat: no-repeat;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body.locked { overflow: hidden; }

img { max-width: 100%; display: block; }
a { color: var(--accent-dark); text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--ink); }

/* ===================== INTRO / OMOTNICA ===================== */
.intro {
  position: fixed;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  background: linear-gradient(180deg, rgba(250, 246, 238, .94), rgba(250, 246, 238, .98));
  z-index: 100;
  transition: opacity .8s ease, visibility .8s;
}
.intro.gone { opacity: 0; visibility: hidden; pointer-events: none; }

.envelope {
  position: relative;
  width: min(420px, 86vw);
  aspect-ratio: 7 / 5;
  perspective: 1400px;
  margin: auto;
  isolation: isolate;
}
.envelope-back, .envelope-front, .envelope-flap, .card {
  position: absolute;
  inset: 0;
  border-radius: 4px;
}
.envelope-back {
  background:
    radial-gradient(circle at 50% 14%, rgba(255, 255, 255, .45) 0 18%, rgba(255, 255, 255, 0) 44%),
    linear-gradient(135deg, #fbf4e4 0%, #f4e7c9 50%, #ead8b2 100%);
  box-shadow: var(--shadow-lg);
  z-index: 1;
}
.envelope-front {
  background:
    radial-gradient(circle at 50% 40%, rgba(255, 255, 255, .34) 0 20%, rgba(255, 255, 255, 0) 52%),
    linear-gradient(160deg, #fbf2df 0%, #f2e4c4 54%, #e8d5aa 100%);
  clip-path: polygon(0 38%, 100% 38%, 100% 100%, 0 100%);
  z-index: 4;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .32),
    inset 0 -18px 32px rgba(196, 169, 106, .08);
}
.envelope-front::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(255,255,255,.14) 38%, rgba(255,255,255,0) 43%),
    linear-gradient(112deg, rgba(255,255,255,.18) 0%, rgba(255,255,255,0) 36%, rgba(177,142,78,.08) 100%);
  pointer-events: none;
}
.envelope-flap {
  background:
    radial-gradient(circle at 50% 8%, rgba(255, 255, 255, .32) 0 18%, rgba(255, 255, 255, 0) 46%),
    linear-gradient(180deg, #fbf3e1 0%, #f3e4c4 58%, #e9d6ae 100%);
  clip-path: polygon(0 0, 100% 0, 50% 70%);
  transform-origin: top center;
  transition: transform 1.1s cubic-bezier(.65, 0, .35, 1);
  z-index: 5;
  box-shadow:
    0 1px 0 rgba(255, 255, 255, .34) inset,
    0 12px 24px -18px rgba(120, 92, 45, .45);
}
.envelope-flap::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,.16), rgba(158,119,54,.07));
  pointer-events: none;
}
.envelope.opening .envelope-flap {
  transform: rotateX(180deg);
  z-index: 1;
}

/* Card inside */
.card {
  background: #fffdf8;
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  text-align: center;
  z-index: 0;
  transition: transform 1.2s cubic-bezier(.5, 0, .2, 1),
              box-shadow .8s ease .15s;
  box-shadow: 0 4px 8px -6px rgba(0, 0, 0, .15);
  padding: 1rem;
}
.envelope.revealing-card .card {
  z-index: 3;
  transform: translateY(-78%) scale(1.06);
  box-shadow: 0 25px 60px -25px rgba(0, 0, 0, .35);
}
.card-inner { padding: .25rem .8rem; }
.card-script {
  font-family: var(--script);
  font-size: clamp(1.7rem, 6vw, 2.8rem);
  color: var(--ink);
  line-height: 1.05;
}
.card-script span {
  color: var(--gold);
  margin: 0 .2em;
  font-size: .9em;
}
.card-sub {
  font-family: var(--display);
  font-style: italic;
  color: var(--ink-soft);
  margin-top: .3rem;
  font-size: .8rem;
  letter-spacing: .15em;
  text-transform: uppercase;
}
.card-flourish {
  display: block;
  color: var(--gold);
  font-family: var(--display);
  font-size: 1.05rem;
  line-height: 1;
  opacity: .9;
  margin: .35rem auto;
}

/* Wax seal */
.seal {
  position: absolute;
  left: 50%; top: 60%;
  width: 88px; height: 88px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: radial-gradient(circle at 32% 28%, #c4844a 0%, #8a4719 55%, #5b2906 100%);
  border: none;
  cursor: pointer;
  color: #f5e3bc;
  font-family: var(--script);
  font-size: 1.9rem;
  display: grid;
  place-items: center;
  box-shadow:
    0 10px 18px -6px rgba(0, 0, 0, .45),
    inset 0 1px 0 rgba(255, 255, 255, .25),
    inset 0 -4px 8px rgba(0, 0, 0, .25);
  z-index: 8;
  transition: transform .4s ease, opacity .5s ease;
  animation: pulse 2.6s ease-in-out infinite;
  outline-offset: 6px;
  padding: 0;
}
.seal::before {
  content: '';
  position: absolute;
  inset: 7px;
  border-radius: 50%;
  border: 1px dashed rgba(245, 227, 188, .55);
  pointer-events: none;
}
.seal-letters {
  text-shadow: 0 1px 2px rgba(0, 0, 0, .4);
  letter-spacing: .05em;
}
.envelope.opening .seal {
  transform: translate(-50%, -50%) scale(.4) rotate(25deg);
  opacity: 0;
  animation: none;
}

@keyframes pulse {
  0%, 100% { transform: translate(-50%, -50%) scale(1); }
  50%      { transform: translate(-50%, -50%) scale(1.06); }
}

.hint {
  margin-top: 2rem;
  font-style: italic;
  color: var(--ink-soft);
  letter-spacing: .04em;
  animation: fadeBlink 3.2s ease-in-out infinite;
}
@keyframes fadeBlink { 0%, 100% { opacity: .55; } 50% { opacity: 1; } }

/* ===================== SADRŽAJ ===================== */
.content { padding-bottom: 4rem; }

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4rem 1.5rem;
  text-align: center;
}
.hero-inner { max-width: 720px; }

.eyebrow {
  font-family: var(--display);
  font-style: italic;
  letter-spacing: .25em;
  text-transform: uppercase;
  font-size: .8rem;
  color: var(--accent-dark);
}

.couple {
  font-family: var(--script);
  font-size: clamp(3.2rem, 12vw, 6.4rem);
  line-height: 1;
  margin: 1rem 0 1.2rem;
  color: var(--ink);
  font-weight: 400;
}
.couple .amp {
  display: inline-block;
  margin: 0 .2rem;
  color: var(--gold);
  font-size: .85em;
}

.date {
  font-family: var(--display);
  font-size: 1.05rem;
  letter-spacing: .35em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .8rem;
  margin-top: 1.5rem;
  font-family: var(--display);
  font-style: italic;
  color: var(--gold);
  font-size: .9rem;
  letter-spacing: .25em;
  text-transform: uppercase;
}
.divider span {
  width: clamp(40px, 12vw, 80px);
  height: 1px;
  background: var(--gold);
  opacity: .55;
}

section { padding: 3.5rem 1.5rem; }
section h2 {
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(1.5rem, 3.5vw, 2.05rem);
  margin-bottom: .25rem;
}

.reveal { opacity: 0; transform: translateY(24px); transition: opacity 1s ease, transform 1s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* Detalji */
.details {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  max-width: 900px;
  margin: 0 auto;
}
.detail-card {
  text-align: center;
  background: rgba(255, 255, 255, .68);
  border: 1px solid var(--line);
  padding: 2rem 1.5rem;
  border-radius: 4px;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  box-shadow: var(--shadow-md);
}
.detail-eyebrow {
  font-family: var(--script);
  color: var(--accent-dark);
  font-size: 1.7rem;
  margin-bottom: .25rem;
  line-height: 1;
}
.time {
  font-family: var(--display);
  font-style: italic;
  color: var(--gold);
  margin-top: .5rem;
  font-size: 1.2rem;
}
.map-link {
  display: inline-block;
  margin-top: 1rem;
  font-size: .8rem;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--ink);
  border-bottom: 1px solid var(--gold);
  padding-bottom: 2px;
}
.map-link:hover { color: var(--accent-dark); border-color: var(--accent); }

/* Countdown */
.countdown { text-align: center; max-width: 720px; margin: 0 auto; }
.countdown-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  max-width: 540px;
  margin: 1.5rem auto 0;
}
.countdown-grid > div {
  background: rgba(255, 255, 255, .6);
  border: 1px solid var(--line);
  padding: 1rem .5rem;
  border-radius: 4px;
}
.countdown-grid .num {
  display: block;
  font-family: var(--display);
  font-size: clamp(1.8rem, 5vw, 2.5rem);
  color: var(--ink);
  font-weight: 500;
}
.countdown-grid .lbl {
  font-size: .7rem;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

/* Forme */
.rsvp, .accommodation { max-width: 640px; margin: 0 auto; text-align: center; }
.rsvp h2, .accommodation h2 { margin-top: .25rem; }
.muted { color: var(--ink-soft); }
.venue-line { font-style: italic; color: var(--ink-soft); margin-top: .25rem; }

.form {
  margin-top: 2rem;
  text-align: left;
  display: grid;
  gap: 1.1rem;
  background: rgba(255, 255, 255, .6);
  border: 1px solid var(--line);
  padding: 1.8rem;
  border-radius: 4px;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.field { display: grid; gap: .35rem; font-size: .95rem; }
.field > span,
.field-group legend {
  font-family: var(--display);
  letter-spacing: .12em;
  text-transform: uppercase;
  font-size: .72rem;
  color: var(--ink-soft);
}
.field input, .field select, .field textarea {
  font: inherit;
  font-family: var(--serif);
  font-size: 1rem;
  background: rgba(255, 255, 255, .85);
  border: 1px solid var(--line);
  border-radius: 3px;
  padding: .7rem .85rem;
  color: var(--ink);
  outline: none;
  transition: border-color .2s ease, background .2s ease, box-shadow .2s ease;
  width: 100%;
}
.field input:focus, .field select:focus, .field textarea:focus {
  border-color: var(--accent);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(147, 163, 130, .15);
}
.field textarea { resize: vertical; min-height: 80px; }
.field-group { border: 0; padding: 0; display: grid; gap: .5rem; }
.field-group legend { margin-bottom: .35rem; padding: 0; }
.radio {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  margin-right: 1.5rem;
  font-size: 1rem;
  cursor: pointer;
}
.radio input { width: auto; accent-color: var(--accent-dark); }
.row {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
}

.btn {
  font-family: var(--display);
  font-size: .85rem;
  letter-spacing: .25em;
  text-transform: uppercase;
  background: var(--ink);
  color: var(--bg);
  border: 0;
  padding: .95rem 1.8rem;
  cursor: pointer;
  border-radius: 2px;
  transition: background .2s ease, transform .15s ease;
  justify-self: start;
}
.btn:hover { background: var(--accent-dark); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .55; cursor: not-allowed; }
.form-msg {
  font-size: .92rem;
  min-height: 1.3em;
  font-style: italic;
}
.form-msg.ok { color: var(--accent-dark); }
.form-msg.err { color: #a23b3b; }

/* Footer */
.foot {
  text-align: center;
  padding: 4rem 1.5rem 2rem;
  color: var(--ink-soft);
}
.foot ul {
  list-style: none;
  display: flex;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
  margin: 1rem 0;
}
.foot strong { color: var(--ink); margin-right: .35rem; font-weight: 500; }
.foot a { color: var(--ink); }
.signature {
  font-family: var(--script);
  font-size: 2rem;
  color: var(--gold);
  margin-top: 1.2rem;
}

@media (max-width: 540px) {
  body { font-size: 17px; }
  .countdown-grid { grid-template-columns: repeat(2, 1fr); }
  .row { grid-template-columns: 1fr; }
  .form { padding: 1.4rem; }
  section { padding: 3rem 1.2rem; }
}