/* ==========================================================
   Báji — proměnné, reset
   ========================================================== */
:root {
  --color-bg: #fff8f2;
  --color-text: #3b2a2f;
  --color-text-soft: #6e5a5e;
  --color-rose: #c9184a;
  --color-rose-soft: #f6dfe3;
  --color-gold: #d4a373;
  --color-cream: #fffaf5;
  --color-dark: #241a1c;

  --font-heading: "Playfair Display", Georgia, serif;
  --font-body: "Quicksand", "Segoe UI", sans-serif;

  --radius: 18px;
  --shadow-soft: 0 20px 45px rgba(36, 26, 28, 0.18);
  --transition: 0.35s ease;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  overflow-x: hidden;
}

h1, h2 { font-family: var(--font-heading); margin: 0; }
p { margin: 0 0 1em; line-height: 1.7; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; }

[hidden] { display: none !important; }

.section__eyebrow {
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 0.75rem;
  color: var(--color-rose);
  margin: 0 0 0.5em;
}
.section__title {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 600;
  margin-bottom: 0.7em;
}
.center { text-align: center; }

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================
   BRÁNA S HESLEM
   ========================================================== */
.gate {
  position: fixed;
  inset: 0;
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}
.gate.is-unlocked {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.gate__bg {
  position: absolute;
  inset: 0;
  background:
    url("../assets/img/couple.jpg") center/cover no-repeat,
    linear-gradient(135deg, #f2b6c6 0%, #d68fa0 45%, #7a4a58 100%);
  filter: saturate(1.05);
}
.gate__video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.gate__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(36,26,28,0.55) 0%, rgba(36,26,28,0.75) 100%);
}

.gate__card {
  position: relative;
  width: 100%;
  max-width: 420px;
  padding: 40px 32px;
  text-align: center;
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: var(--radius);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: var(--shadow-soft);
}

.gate__icon {
  display: inline-block;
  font-size: 2rem;
  color: var(--color-rose-soft);
  margin-bottom: 6px;
  animation: pulse 2.2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.15); }
}

.gate__title {
  font-size: clamp(1.6rem, 6vw, 2.1rem);
  font-weight: 600;
  margin-bottom: 10px;
}
.gate__text {
  font-size: 0.95rem;
  opacity: 0.9;
  margin-bottom: 22px;
}

.gate__form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.gate__question {
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.5;
  text-align: left;
}
.gate__hint {
  display: block;
  font-weight: 400;
  font-size: 0.82rem;
  opacity: 0.8;
  margin-top: 2px;
}

.gate__input {
  width: 100%;
  padding: 14px 16px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.4);
  background: rgba(255,255,255,0.15);
  color: #fff;
  font-size: 1rem;
  font-family: inherit;
  outline: none;
  transition: border-color var(--transition), background var(--transition);
}
.gate__input::placeholder { color: rgba(255,255,255,0.75); }
.gate__input:focus {
  border-color: var(--color-gold);
  background: rgba(255,255,255,0.22);
}

.gate__button {
  padding: 14px 16px;
  border: none;
  border-radius: 999px;
  background: var(--color-rose);
  color: #fff;
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.02em;
  transition: transform var(--transition), background var(--transition);
}
.gate__button:hover { background: #a81440; transform: translateY(-2px); }
.gate__button:active { transform: translateY(0); }

.gate__error {
  min-height: 1.2em;
  font-size: 0.88rem;
  color: #ffd8d8;
  margin: 4px 0 0;
}

.gate__card.is-shaking { animation: shake 0.5s; }
@keyframes shake {
  10%, 90% { transform: translateX(-2px); }
  20%, 80% { transform: translateX(4px); }
  30%, 50%, 70% { transform: translateX(-8px); }
  40%, 60% { transform: translateX(8px); }
}

/* ==========================================================
   NAVIGACE
   ========================================================== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  background: transparent;
  transition: background var(--transition), box-shadow var(--transition), padding var(--transition);
}
.nav.is-scrolled {
  background: rgba(255, 248, 242, 0.92);
  backdrop-filter: blur(10px);
  box-shadow: 0 4px 18px rgba(36,26,28,0.08);
  padding: 10px 24px;
}
.nav__logo {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.2rem;
  color: #fff;
  transition: color var(--transition);
}
.nav.is-scrolled .nav__logo { color: var(--color-rose); }

/* ==========================================================
   HERO
   ========================================================== */
.hero {
  position: relative;
  height: 100svh;
  min-height: 480px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: linear-gradient(135deg, #f2b6c6, #7a4a58);
}
.hero__video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(36,26,28,0.35) 0%, rgba(36,26,28,0.65) 100%);
}
.hero__content {
  position: relative;
  text-align: center;
  color: #fff;
  padding: 0 20px;
}
.hero__eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-rose-soft);
  margin-bottom: 14px;
}
.hero__title {
  font-size: clamp(2.2rem, 7vw, 4.2rem);
  font-weight: 600;
  line-height: 1.15;
  margin-bottom: 18px;
}
.hero__subtitle {
  font-size: clamp(1rem, 2.4vw, 1.25rem);
  opacity: 0.92;
  max-width: 32ch;
  margin: 0 auto;
}

/* ==========================================================
   PŘÍBĚH
   ========================================================== */
.story {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  max-width: 1080px;
  margin: 0 auto;
  padding: 90px 24px;
  align-items: center;
}
.story__photo {
  aspect-ratio: 1091 / 2373;
  max-width: 360px;
  width: 100%;
  margin: 0 auto;
  border-radius: var(--radius);
  background:
    url("../assets/img/story.jpg") center/cover no-repeat,
    linear-gradient(135deg, var(--color-rose-soft), var(--color-gold));
  box-shadow: var(--shadow-soft);
}
.story__text p { color: var(--color-text-soft); }
.story__ps {
  font-family: var(--font-heading);
  font-style: italic;
  color: var(--color-rose);
}

@media (min-width: 800px) {
  .story {
    grid-template-columns: 1fr 1.1fr;
  }
}

/* ==========================================================
   GALERIE
   ========================================================== */
.gallery {
  max-width: 1080px;
  margin: 0 auto;
  padding: 40px 24px 100px;
}
.gallery__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
.gallery__item {
  position: relative;
  margin: 0;
  aspect-ratio: 1;
  overflow: hidden;
  border-radius: 14px;
  background:
    linear-gradient(
      145deg,
      hsl(calc(340 + var(--i) * 8), 60%, 82%),
      hsl(calc(20 + var(--i) * 6), 55%, 72%)
    );
  box-shadow: 0 10px 24px rgba(36,26,28,0.12);
  transition: transform var(--transition);
}
.gallery__item:hover { transform: translateY(-6px) scale(1.02); }

.gallery__media {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.gallery__caption {
  position: absolute;
  inset: auto 0 0 0;
  margin: 0;
  padding: 36px 14px 12px;
  background: linear-gradient(180deg, transparent 0%, rgba(36,26,28,0.8) 100%);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 600;
  line-height: 1.35;
}

@media (min-width: 640px) {
  .gallery__grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 639px) {
  .gallery__grid { grid-template-columns: 1fr; gap: 20px; }
  .gallery__item { aspect-ratio: 4 / 5; }
}

.gallery__item--end {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(145deg, var(--color-dark), #4a3338);
}
.gallery__end {
  margin: 0;
  padding: 0 20px;
  font-family: var(--font-heading);
  font-style: italic;
  font-size: 1.3rem;
  color: var(--color-rose-soft);
  text-align: center;
}

/* ==========================================================
   DOPIS
   ========================================================== */
.letter {
  background: linear-gradient(180deg, var(--color-rose-soft), var(--color-cream));
  padding: 90px 24px;
}
.letter__card {
  max-width: 640px;
  margin: 0 auto;
  padding: 48px clamp(20px, 6vw, 56px);
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
  text-align: center;
}
.letter__body {
  color: var(--color-text-soft);
  font-size: 1.05rem;
}
.letter__signature {
  font-family: var(--font-heading);
  font-style: italic;
  font-size: 1.4rem;
  color: var(--color-rose);
  margin-top: 20px;
}

/* ==========================================================
   POSLEDNÍ OTÁZKA
   ========================================================== */
.finale {
  padding: 100px 24px;
  text-align: center;
  background: linear-gradient(180deg, var(--color-cream), var(--color-rose-soft));
}
.finale__question {
  margin: 0 0 16px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: clamp(1.8rem, 5vw, 2.8rem);
  line-height: 1.2;
  color: var(--color-dark);
}
.finale__hint {
  margin: 0 0 24px;
  color: var(--color-text-soft);
  font-size: 1.05rem;
}
.finale__call {
  display: inline-block;
  padding: 18px 40px;
  border-radius: 999px;
  background: var(--color-rose);
  color: #fff;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.4rem;
  letter-spacing: 0.03em;
  box-shadow: var(--shadow-soft);
  transition: transform var(--transition), background var(--transition);
}
.finale__call:hover { background: #a81440; transform: translateY(-2px); }

/* ==========================================================
   PATIČKA
   ========================================================== */
.footer {
  padding: 32px 24px;
  text-align: center;
  font-size: 0.85rem;
  color: var(--color-text-soft);
  background: var(--color-cream);
}

/* Respektovat uživatele s omezením animací */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}