/* ===== Wedding Invitation — Shared Styles ===== */

:root {
  --color-primary: #C9A96E;
  --color-secondary: #2C2C2C;
  --color-bg: #FFF8F0;
  --color-bg-alt: #F5F0EB;
  --color-text: #333333;
  --color-text-light: #777777;
  --color-accent: #D4A843;
  --color-white: #FFFFFF;
  --color-border: #E8E0D5;
  --font-heading: 'Playfair Display', serif;
  --font-body: 'Inter', sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ===== Scroll Animations ===== */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

.scale-in {
  opacity: 0;
  transform: scale(0.9);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.scale-in.visible {
  opacity: 1;
  transform: scale(1);
}

/* Delay helpers */
.delay-100 { transition-delay: 0.1s; }
.delay-200 { transition-delay: 0.2s; }
.delay-300 { transition-delay: 0.3s; }
.delay-400 { transition-delay: 0.4s; }
.delay-500 { transition-delay: 0.5s; }
.delay-600 { transition-delay: 0.6s; }

/* ===== Hero ===== */
.hero-overlay {
  background: linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0.05) 0%,
    rgba(0, 0, 0, 0.15) 40%,
    rgba(0, 0, 0, 0.55) 100%
  );
}

/* ===== Section Divider ===== */
.section-divider {
  width: 60px;
  height: 2px;
  background-color: var(--color-primary);
  margin: 0 auto;
}

/* ===== Yandex Map ===== */
#yandex-map {
  width: 100%;
  height: 400px;
  border-radius: 12px;
  overflow: hidden;
}

/* ===== Photo Hover ===== */
.photo-hover {
  overflow: hidden;
  border-radius: 12px;
}

.photo-hover img {
  transition: transform 0.6s ease;
}

.photo-hover:hover img {
  transform: scale(1.05);
}

/* ===== Swiper Overrides ===== */
.swiper-pagination-bullet {
  background: var(--color-text-light) !important;
  opacity: 0.5;
}

.swiper-pagination-bullet-active {
  background: var(--color-primary) !important;
  opacity: 1;
}

.swiper-button-next,
.swiper-button-prev {
  color: var(--color-primary) !important;
}

.swiper-button-next::after,
.swiper-button-prev::after {
  font-size: 24px !important;
}

/* ===== Timeline ===== */
.timeline-item {
  position: relative;
  padding-left: 40px;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 12px;
  height: 12px;
  background-color: var(--color-primary);
  border-radius: 50%;
}

.timeline-item::after {
  content: '';
  position: absolute;
  left: 5px;
  top: 24px;
  width: 2px;
  height: calc(100% - 8px);
  background-color: var(--color-border);
}

.timeline-item:last-child::after {
  display: none;
}

/* ===== Form Styles ===== */
.form-input {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background-color: var(--color-white);
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--color-text);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(201, 169, 110, 0.15);
}

.form-input::placeholder {
  color: var(--color-text-light);
}

.radio-option {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.radio-option:hover {
  border-color: var(--color-primary);
}

.radio-option:has(input:checked) {
  border-color: var(--color-primary);
  background-color: rgba(201, 169, 110, 0.08);
}

.radio-option input[type="radio"] {
  accent-color: var(--color-primary);
  width: 18px;
  height: 18px;
}

.checkbox-option {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.checkbox-option:hover {
  border-color: var(--color-primary);
}

.checkbox-option:has(input:checked) {
  border-color: var(--color-primary);
  background-color: rgba(201, 169, 110, 0.08);
}

.checkbox-option input[type="checkbox"] {
  accent-color: var(--color-primary);
  width: 18px;
  height: 18px;
}

.btn-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 48px;
  background-color: var(--color-primary);
  color: var(--color-white);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.05em;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-submit:hover {
  background-color: var(--color-accent);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(201, 169, 110, 0.3);
}

.btn-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

/* ===== Detail Card ===== */
.detail-card {
  padding: 24px;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  background-color: var(--color-white);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.detail-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.06);
}

/* ===== Custom Scrollbar ===== */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: var(--color-bg);
}

::-webkit-scrollbar-thumb {
  background: var(--color-primary);
  border-radius: 3px;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  #yandex-map {
    height: 300px;
    border-radius: 8px;
  }

  .swiper-button-next,
  .swiper-button-prev {
    display: none !important;
  }
}