/* Романтичная веб-открытка — шаблон годовщины */

/* --- CSS Variables --- */
:root {
  --color-bg-start: #1a0a1e;
  --color-bg-mid: #2d1b3d;
  --color-bg-end: #4a2040;
  --color-accent: #ff6b9d;
  --color-accent-light: #ff9ec5;
  --color-accent-glow: rgba(255, 107, 157, 0.4);
  --color-gold: #ffd4a8;
  --color-text: #fff5f8;
  --color-text-muted: rgba(255, 245, 248, 0.75);
  --glass-bg: rgba(255, 255, 255, 0.08);
  --glass-border: rgba(255, 255, 255, 0.15);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Outfit', system-ui, sans-serif;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* --- Reset & Base --- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: linear-gradient(
    135deg,
    var(--color-bg-start) 0%,
    var(--color-bg-mid) 40%,
    var(--color-bg-end) 100%
  );
  background-attachment: fixed;
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Анимированный фон */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(255, 107, 157, 0.12) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(255, 158, 197, 0.1) 0%, transparent 40%),
    radial-gradient(ellipse at 60% 80%, rgba(255, 212, 168, 0.08) 0%, transparent 45%);
  animation: bgShift 12s ease-in-out infinite alternate;
  pointer-events: none;
  z-index: 0;
}

@keyframes bgShift {
  0% { opacity: 0.8; transform: scale(1); }
  100% { opacity: 1; transform: scale(1.05); }
}

/* --- Параллакс-орбы --- */
.parallax-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  z-index: 0;
  transition: transform 0.1s linear;
}

.parallax-orb--1 {
  width: 400px;
  height: 400px;
  background: rgba(255, 107, 157, 0.15);
  top: -100px;
  left: -100px;
}

.parallax-orb--2 {
  width: 300px;
  height: 300px;
  background: rgba(255, 158, 197, 0.12);
  bottom: 10%;
  right: -50px;
}

.parallax-orb--3 {
  width: 250px;
  height: 250px;
  background: rgba(255, 212, 168, 0.1);
  top: 50%;
  left: 50%;
}

/* --- Плавающие сердечки --- */
.hearts-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  overflow: hidden;
}

.floating-heart {
  position: absolute;
  font-size: 1rem;
  opacity: 0;
  animation: floatHeart linear infinite;
  user-select: none;
}

@keyframes floatHeart {
  0% {
    opacity: 0;
    transform: translateY(100vh) rotate(0deg) scale(0.5);
  }
  10% { opacity: 0.6; }
  90% { opacity: 0.4; }
  100% {
    opacity: 0;
    transform: translateY(-10vh) rotate(360deg) scale(1);
  }
}

/* --- Конфетти Canvas --- */
#confettiCanvas {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1000;
}

/* --- Лепестки сакуры --- */
.sakura-container {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 999;
  overflow: hidden;
}

.sakura-petal {
  position: absolute;
  width: 12px;
  height: 12px;
  background: linear-gradient(135deg, #ffb7c5, #ff8fab);
  border-radius: 50% 0 50% 50%;
  opacity: 0;
  animation: sakuraFall linear forwards;
}

@keyframes sakuraFall {
  0% {
    opacity: 0.8;
    transform: translateY(-20px) rotate(0deg);
  }
  100% {
    opacity: 0;
    transform: translateY(100vh) rotate(720deg);
  }
}

/* --- Glass Card --- */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--glass-shadow);
  position: relative;
  overflow: hidden;
}

/* --- Экраны --- */
.screen {
  position: relative;
  z-index: 2;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem 1.5rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.8s ease, visibility 0.8s ease;
}

.screen.active {
  opacity: 1;
  visibility: visible;
}

.screen--intro {
  position: fixed;
  inset: 0;
  z-index: 10;
}

.screen--intro.hiding {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.screen--main {
  opacity: 0;
  visibility: hidden;
  padding-top: 4rem;
  padding-bottom: 4rem;
}

.screen--main.active {
  opacity: 1;
  visibility: visible;
}

/* --- Экран 1: Приглашение --- */
.intro-card {
  max-width: 520px;
  width: 100%;
  padding: 3rem 2.5rem;
  text-align: center;
  transition: transform var(--transition-bounce);
}

.intro-card.celebrating {
  transform: scale(1.05);
}

.intro-glow {
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 200%;
  height: 100%;
  background: radial-gradient(ellipse, var(--color-accent-glow) 0%, transparent 70%);
  pointer-events: none;
  animation: glowPulse 3s ease-in-out infinite;
}

@keyframes glowPulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

.intro-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 2.8rem);
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 1rem;
  position: relative;
}

.heart-pulse {
  display: inline-block;
  animation: heartBeat 1.2s ease-in-out infinite;
}

@keyframes heartBeat {
  0%, 100% { transform: scale(1); }
  15% { transform: scale(1.2); }
  30% { transform: scale(1); }
  45% { transform: scale(1.15); }
}

.intro-subtitle {
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
  font-weight: 300;
}

.intro-question {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 3vw, 1.6rem);
  font-style: italic;
  margin-bottom: 1rem;
}

.no-message {
  min-height: 1.8rem;
  font-size: 1rem;
  color: var(--color-accent-light);
  margin-bottom: 0.5rem;
  transition: opacity 0.3s ease;
  opacity: 0;
}

.no-message.visible {
  opacity: 1;
  animation: messagePop 0.4s var(--transition-bounce);
}

@keyframes messagePop {
  0% { transform: scale(0.8); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

.intro-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 1.5rem;
  position: relative;
  min-height: 64px;
}

.intro-buttons .btn--yes {
  position: relative;
  z-index: 6;
}

/* --- Кнопки --- */
.btn {
  font-family: var(--font-body);
  font-size: 1.1rem;
  font-weight: 500;
  padding: 0.9rem 2.2rem;
  border: none;
  border-radius: 50px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.3s ease;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

.btn--yes {
  background: linear-gradient(135deg, var(--color-accent), #ff4081);
  color: white;
  box-shadow: 0 4px 20px var(--color-accent-glow);
}

.btn--yes:hover {
  transform: translateY(-2px) scale(1.03);
  box-shadow: 0 8px 30px var(--color-accent-glow);
}

.btn--yes:active {
  transform: scale(0.98);
}

.btn--no {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  color: var(--color-text-muted);
  border: 1px solid var(--glass-border);
  position: relative;
  z-index: 15;
  transform: scale(var(--no-scale, 1));
  will-change: transform, left, top;
  touch-action: none;
  -webkit-user-select: none;
  user-select: none;
  -webkit-touch-callout: none;
  transition:
    transform 0.28s cubic-bezier(0.34, 1.4, 0.64, 1),
    left 0.28s cubic-bezier(0.34, 1.4, 0.64, 1),
    top 0.28s cubic-bezier(0.34, 1.4, 0.64, 1),
    box-shadow 0.3s ease;
}

/* Невидимая увеличенная зона вокруг кнопки — палец ловится раньше */
.btn--no::before {
  content: '';
  position: absolute;
  inset: -28px;
  border-radius: 50%;
}

.btn--no.is-escaped {
  position: fixed;
  margin: 0;
  z-index: 100;
}

.btn--no.is-fleeing {
  box-shadow: 0 8px 24px rgba(255, 107, 157, 0.25);
  border-color: rgba(255, 158, 197, 0.35);
}

.btn--no.is-shaking {
  animation: noBtnShake 0.35s ease;
}

@keyframes noBtnShake {
  0%, 100% { transform: rotate(0deg) scale(var(--no-scale, 1)); }
  20% { transform: rotate(-8deg) scale(var(--no-scale, 1)); }
  40% { transform: rotate(8deg) scale(var(--no-scale, 1)); }
  60% { transform: rotate(-5deg) scale(var(--no-scale, 1)); }
  80% { transform: rotate(5deg) scale(var(--no-scale, 1)); }
}

.no-btn-arena {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 99;
}

@media (pointer: coarse) {
  .btn--no {
    transition-duration: 0.18s;
  }

  .btn--no::before {
    inset: -36px;
  }

  .intro-buttons {
    gap: 1.25rem;
  }
}

.btn-glow {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.3),
    transparent
  );
  transform: translateX(-100%);
  animation: btnShine 3s ease-in-out infinite;
}

@keyframes btnShine {
  0%, 100% { transform: translateX(-100%); }
  50% { transform: translateX(100%); }
}

/* --- Обратный отсчёт --- */
.countdown-overlay {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(26, 10, 30, 0.85);
  backdrop-filter: blur(10px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.countdown-overlay.active {
  opacity: 1;
  visibility: visible;
}

.countdown-number {
  font-family: var(--font-display);
  font-size: clamp(6rem, 20vw, 12rem);
  font-weight: 600;
  color: var(--color-accent);
  text-shadow: 0 0 60px var(--color-accent-glow);
  animation: countdownPop 0.8s var(--transition-bounce);
}

@keyframes countdownPop {
  0% { transform: scale(0); opacity: 0; }
  50% { transform: scale(1.2); }
  100% { transform: scale(1); opacity: 1; }
}

/* --- Секции основного экрана --- */
.section {
  width: 100%;
  max-width: 900px;
  margin: 0 auto 4rem;
  padding: 0 1rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  text-align: center;
  margin-bottom: 0.75rem;
  font-weight: 600;
}

.section-note {
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.95rem;
  font-weight: 300;
  margin-bottom: 2rem;
}

/* Reveal-анимация при скролле */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Hero --- */
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4rem);
  text-align: center;
  margin-bottom: 1rem;
  animation: heroEntrance 1s ease forwards;
}

@keyframes heroEntrance {
  0% { transform: scale(0.5); opacity: 0; }
  60% { transform: scale(1.1); }
  100% { transform: scale(1); opacity: 1; }
}

.hero-subtitle {
  font-size: clamp(1.1rem, 2.5vw, 1.4rem);
  text-align: center;
  color: var(--color-text-muted);
  font-weight: 300;
}

/* --- Карточка свидания --- */
.date-card {
  padding: 2.5rem;
}

.date-card__header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--glass-border);
}

.date-card__icon {
  font-size: 1.8rem;
}

.date-card__header h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
}

.date-details {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.date-detail {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background: rgba(255, 255, 255, 0.04);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.06);
  transition: transform 0.3s ease, background 0.3s ease;
}

.date-detail:hover {
  transform: translateX(8px);
  background: rgba(255, 255, 255, 0.08);
}

.date-detail__icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.date-detail__content {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.date-detail__label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent-light);
  font-weight: 500;
}

.date-detail__value {
  font-size: 1.1rem;
  font-weight: 400;
}

/* --- Выбор времени встречи --- */
.date-detail--time:hover {
  transform: none;
}

.time-picker {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  width: 100%;
}

.time-picker__input {
  font-family: var(--font-body);
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--color-text);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 158, 197, 0.35);
  border-radius: var(--radius-sm);
  padding: 0.7rem 1rem;
  cursor: pointer;
  width: 100%;
  max-width: 220px;
  color-scheme: dark;
  transition: border-color 0.3s ease, box-shadow 0.3s ease, background 0.3s ease;
}

.time-picker__input:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 158, 197, 0.55);
}

.time-picker__input:focus {
  outline: none;
  border-color: var(--color-accent-light);
  box-shadow: 0 0 0 3px rgba(255, 107, 157, 0.25);
  background: rgba(255, 255, 255, 0.1);
}

.time-picker__hint {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  font-weight: 300;
}

.time-picker__saved {
  font-size: 0.85rem;
  color: var(--color-accent-light);
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.time-picker__saved.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Галерея (плейсхолдеры под фото клиента) --- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.gallery-item {
  position: relative;
  aspect-ratio: 1;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px dashed rgba(255, 158, 197, 0.35);
  transition: transform 0.4s ease, box-shadow 0.4s ease, border-color 0.3s ease;
}

.gallery-item--placeholder {
  cursor: default;
}

.gallery-item:hover {
  transform: scale(1.03);
  box-shadow: 0 0 24px var(--color-accent-glow);
  border-color: rgba(255, 158, 197, 0.55);
  z-index: 1;
}

.photo-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background:
    linear-gradient(135deg, rgba(255, 107, 157, 0.12), rgba(255, 158, 197, 0.08)),
    rgba(255, 255, 255, 0.03);
}

.photo-placeholder__icon {
  font-size: 1.8rem;
  opacity: 0.7;
}

.photo-placeholder__text {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  font-weight: 400;
  letter-spacing: 0.02em;
}

/* --- Временная линия --- */
.timeline {
  position: relative;
  padding-left: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0.4rem;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-accent), var(--color-accent-light), transparent);
}

.timeline-item {
  position: relative;
  margin-bottom: 3rem;
  padding-left: 2rem;
}

.timeline-item:last-child {
  margin-bottom: 0;
}

.timeline-item__dot {
  position: absolute;
  left: -1.65rem;
  top: 1.5rem;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 15px var(--color-accent-glow);
  z-index: 1;
}

.timeline-item__content {
  padding: 1.5rem;
}

.timeline-item__content h4 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
}

.timeline-item__content p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  font-weight: 300;
}

/* --- Финальная секция --- */
.final-card {
  padding: 3rem 2.5rem;
  text-align: center;
}

.final-text {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 3vw, 1.6rem);
  margin-bottom: 1rem;
  line-height: 1.6;
  font-weight: 400;
}

.final-text--highlight {
  font-size: clamp(1.4rem, 3.5vw, 1.9rem);
  color: var(--color-accent-light);
  margin-bottom: 2rem;
  font-style: italic;
}

.btn--hug {
  background: linear-gradient(135deg, var(--color-gold), #ffb347);
  color: #2d1b3d;
  font-size: 1.2rem;
  padding: 1rem 2.5rem;
  box-shadow: 0 4px 25px rgba(255, 212, 168, 0.4);
  animation: hugPulse 2s ease-in-out infinite;
}

@keyframes hugPulse {
  0%, 100% { box-shadow: 0 4px 25px rgba(255, 212, 168, 0.4); }
  50% { box-shadow: 0 4px 40px rgba(255, 212, 168, 0.7); }
}

.btn--hug:hover {
  transform: translateY(-3px) scale(1.05);
}

/* --- Оверлей «Обнять» --- */
.hug-overlay {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: rgba(10, 5, 15, 0);
  pointer-events: none;
  transition: background 0.6s ease;
}

.hug-overlay.active {
  background: rgba(10, 5, 15, 0.7);
  pointer-events: auto;
}

.hug-heart {
  font-size: clamp(5rem, 15vw, 10rem);
  opacity: 0;
  transform: scale(0);
  transition: none;
}

.hug-overlay.active .hug-heart {
  animation: hugHeartAppear 0.8s var(--transition-bounce) forwards;
}

@keyframes hugHeartAppear {
  0% { transform: scale(0); opacity: 0; }
  60% { transform: scale(1.3); opacity: 1; }
  100% { transform: scale(1); opacity: 1; }
}

.hug-text {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  margin-top: 1.5rem;
  opacity: 0;
  transform: translateY(20px);
}

.hug-overlay.active .hug-text {
  animation: hugTextAppear 0.6s ease 0.4s forwards;
}

@keyframes hugTextAppear {
  to { opacity: 1; transform: translateY(0); }
}

.hug-mini-hearts {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hug-mini-heart {
  position: absolute;
  font-size: 1.2rem;
  animation: miniHeartFly 2s ease-out forwards;
}

@keyframes miniHeartFly {
  0% {
    opacity: 1;
    transform: translate(0, 0) scale(1);
  }
  100% {
    opacity: 0;
    transform: translate(var(--tx), var(--ty)) scale(0.3);
  }
}

/* --- Адаптивность --- */
@media (max-width: 768px) {
  .intro-card {
    padding: 2rem 1.5rem;
  }

  .intro-buttons {
    min-height: 64px;
  }

  .time-picker__input {
    max-width: 100%;
  }

  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
  }

  .date-card {
    padding: 1.5rem;
  }

  .timeline {
    padding-left: 1.5rem;
  }

  .timeline-item {
    padding-left: 1.5rem;
  }

  .final-card {
    padding: 2rem 1.5rem;
  }
}

@media (max-width: 480px) {
  .gallery-grid {
    grid-template-columns: 1fr 1fr;
  }

  .btn {
    padding: 0.8rem 1.8rem;
    font-size: 1rem;
  }
}