/* ═══════════════════════════════════════════════════════════════
   FrontVisual — Светлая и тёмная темы с эффектами свечения
   ═══════════════════════════════════════════════════════════════ */

:root {
  /* Светлая тема (по умолчанию) — чуть темнее и теплее */
  --bg-primary: #f2eee6;
  --bg-secondary: #e7e0d3;
  --bg-elevated: #ffffff;
  --bg-card: rgba(248, 244, 237, 0.96);
  --text-primary: #181818;
  --text-secondary: #555555;
  --text-muted: #86827a;
  --accent: #c9a227;
  --accent-soft: #e0d0a2;
  --accent-glow: rgba(201, 162, 39, 0.5);
  --border: rgba(0, 0, 0, 0.12);
  --shadow: rgba(0, 0, 0, 0.08);
  --footer-bg: linear-gradient(180deg, #e9e3d7 0%, #ddd4c4 100%);
}

[data-theme="dark"] {
  --bg-primary: #0d0d0f;
  --bg-secondary: #141417;
  --bg-elevated: #1a1a1e;
  --bg-card: rgba(26, 26, 30, 0.9);
  --text-primary: #f5f5f5;
  --text-secondary: #b0b0b5;
  --text-muted: #6e6e75;
  --accent: #e8c547;
  --accent-soft: #3d3520;
  --accent-glow: rgba(232, 197, 71, 0.5);
  --border: rgba(255, 255, 255, 0.06);
  --shadow: rgba(0, 0, 0, 0.3);
  --footer-bg: linear-gradient(180deg, #0f0f11 0%, #080809 100%);
}

/* Сброс и базовые стили */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Outfit', -apple-system, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  min-height: 100dvh;
  transition: background 0.5s ease, color 0.5s ease;
  padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
}

html,
body {
  overflow-x: hidden;
}

/* Блокировка скролла страницы, когда открыто мобильное меню */
html.nav-locked,
html.nav-locked body {
  overflow: hidden;
  overscroll-behavior: contain;
}

/* Сетка на фоне */
.grid-pattern {
  position: fixed;
  inset: 0;
  background-image: 
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 50px 50px;
  pointer-events: none;
  opacity: 0.7;
  z-index: 0;
  transition: transform 0.1s ease-out;
}

/* Контейнер для клик-всплесков */
.click-ripples {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.click-ripple {
  position: absolute;
  width: 6px;
  height: 8px;
  margin-left: -3px;
  margin-top: -4px;
  border-radius: 45% 55% 52% 48% / 48% 52% 48% 52%;
  background: rgba(201, 162, 39, 0.12);
  box-shadow: 0 0 30px rgba(201, 162, 39, 0.08);
  animation: rippleExpand 0.9s ease-out forwards;
}

[data-theme="dark"] .click-ripple {
  background: rgba(232, 197, 71, 0.08);
  box-shadow: 0 0 40px rgba(232, 197, 71, 0.06);
}

@keyframes rippleExpand {
  0% {
    transform: scale(1);
    opacity: 0.6;
  }
  100% {
    transform: scale(60) scaleX(1.4);
    opacity: 0;
  }
}

/* Обёртки орбов для параллакса */
.glow-orb-wrap {
  position: fixed;
  pointer-events: none;
  z-index: 0;
  transition: transform 0.15s ease-out;
  will-change: transform;
}

.glow-orb-wrap:nth-child(1) { top: -100px; right: -100px; }
.glow-orb-wrap:nth-child(2) { bottom: 20%; left: -80px; }
.glow-orb-wrap:nth-child(3) { top: 50%; left: 50%; width: 200px; height: 200px; margin: -100px 0 0 -100px; }
.glow-orb-wrap:nth-child(4) { bottom: -50px; right: 20%; }

/* Светящиеся орбы на фоне */
.glow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.4;
  pointer-events: none;
  z-index: 0;
  animation: orbFloat 20s ease-in-out infinite;
  transition: transform 0.15s ease-out, opacity 0.4s ease, filter 0.4s ease;
}

.glow-orb.orb-click-pulse {
  animation: orbFloat 20s ease-in-out infinite, orbClickPulse 0.6s ease-out;
}

@keyframes orbClickPulse {
  0% { opacity: 0.4; filter: blur(80px); }
  30% { opacity: 0.7; filter: blur(100px); }
  100% { opacity: 0.4; filter: blur(80px); }
}

.glow-orb-1 {
  width: 400px; height: 400px;
  background: var(--accent-glow);
  animation-delay: 0s;
}

.glow-orb-2 {
  width: 300px; height: 300px;
  background: var(--accent-glow);
  animation-delay: -7s;
}

.glow-orb-3 {
  width: 200px; height: 200px;
  background: var(--accent-glow);
  left: 0; top: 0;
  animation-delay: -14s;
  opacity: 0.2;
}

.glow-orb-4 {
  width: 250px; height: 250px;
  background: var(--accent-glow);
  animation-delay: -3s;
}

/* Позиционирование орбов внутри обёрток */
.glow-orb-wrap .glow-orb {
  position: absolute;
}

.glow-orb-wrap:nth-child(1) .glow-orb { top: 0; right: 0; }
.glow-orb-wrap:nth-child(2) .glow-orb { bottom: 0; left: 0; }
.glow-orb-wrap:nth-child(3) .glow-orb { top: 0; left: 0; }
.glow-orb-wrap:nth-child(4) .glow-orb { bottom: 0; right: 0; }

@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -30px) scale(1.05); }
  66% { transform: translate(-20px, 20px) scale(0.95); }
}

/* ═══════════════════════════════════════════════════════════════
   ШАПКА
   ═══════════════════════════════════════════════════════════════ */

.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: all 0.4s ease;
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 700;
  font-size: 1.25rem;
  transition: transform 0.3s ease;
}

.logo:hover { transform: scale(1.02); }

.logo-icon {
  color: var(--accent);
  font-size: 1.1rem;
  text-shadow: 
    0 0 10px var(--accent-glow),
    0 0 20px var(--accent-glow);
  animation: iconPulse 3s ease-in-out infinite;
}

@keyframes iconPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.8; }
}

.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 104;
  opacity: 0;
  transition: opacity 0.3s ease;
}

@media (max-width: 768px) {
  .nav-overlay {
    display: block;
    pointer-events: none;
  }

  .nav-overlay[aria-hidden="false"] {
    pointer-events: auto;
    opacity: 1;
  }
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 44px;
  height: 44px;
  padding: 0;
  background: transparent;
  border: none;
  cursor: pointer;
  z-index: 110;
  transition: transform 0.3s ease;
}

.nav-toggle-bar {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

.nav {
  display: flex;
  gap: 2rem;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
  padding: 0.25rem 0;
  transition: color 0.3s ease;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width 0.3s ease;
}

.nav-link:hover {
  color: var(--text-primary);
}

.nav-link:hover::after { width: 100%; }

/* Кнопка переключения темы */
.theme-toggle {
  position: relative;
  width: 56px;
  height: 28px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 14px;
  cursor: pointer;
  overflow: hidden;
  transition: all 0.4s ease;
}

.theme-toggle:hover {
  box-shadow: 
    0 0 15px var(--accent-glow),
    0 0 30px var(--accent-glow);
}

.theme-toggle .theme-icon {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.9rem;
  z-index: 2;
  transition: opacity 0.3s ease;
}

.theme-icon-sun {
  left: 8px;
  opacity: 1;
}

.theme-icon-moon {
  right: 8px;
  opacity: 0.5;
}

[data-theme="dark"] .theme-icon-sun {
  opacity: 0.5;
}

[data-theme="dark"] .theme-icon-moon {
  opacity: 1;
}

.theme-toggle-track {
  position: absolute;
  top: 50%;
  left: 4px;
  width: 20px;
  height: 20px;
  margin-top: -10px;
  background: var(--accent);
  border-radius: 50%;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 
    0 0 10px var(--accent-glow),
    0 0 20px var(--accent-glow);
}

[data-theme="dark"] .theme-toggle-track {
  transform: translateX(28px);
}

/* ═══════════════════════════════════════════════════════════════
   HERO
   ═══════════════════════════════════════════════════════════════ */

main {
  position: relative;
  z-index: 1;
}

.hero {
  max-width: 1200px;
  margin: 0 auto;
  padding: 6rem 2rem 8rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    text-align: center;
  }
}

.hero-badge {
  display: inline-block;
  padding: 0.35rem 1rem;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: 100px;
  margin-bottom: 1.5rem;
  animation: fadeInUp 0.8s ease forwards;
  box-shadow: 0 0 20px var(--accent-glow);
}

.hero-title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 600;
  line-height: 1.15;
  margin-bottom: 1.5rem;
}

.hero-title-line {
  display: block;
  opacity: 0;
  animation: fadeInUp 0.8s ease forwards;
}

.hero-title-line:nth-child(1) { animation-delay: 0.1s; }
.hero-title-line:nth-child(2) { animation-delay: 0.25s; }
.hero-title-line:nth-child(3) { animation-delay: 0.4s; }

.hero-title-accent {
  color: var(--accent);
  text-shadow: 
    0 0 20px var(--accent-glow),
    0 0 40px var(--accent-glow),
    0 0 60px var(--accent-glow);
}

.hero-description {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 480px;
  margin-bottom: 2rem;
  opacity: 0;
  animation: fadeInUp 0.8s ease 0.5s forwards;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeInUp 0.8s ease 0.65s forwards;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Кнопки */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 1.75rem;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-primary {
  background: var(--accent);
  color: var(--bg-primary);
  border: none;
  box-shadow: 
    0 0 20px var(--accent-glow),
    0 0 40px var(--accent-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 
    0 0 30px var(--accent-glow),
    0 0 60px var(--accent-glow);
}

.btn-ghost {
  background: transparent;
  color: var(--text-primary);
  border: 2px solid var(--border);
}

.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: 0 0 20px var(--accent-glow);
}

/* Hero визуал с карточкой */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-card {
  width: 100%;
  max-width: 400px;
  aspect-ratio: 1;
  border-radius: 24px;
  padding: 2rem;
  position: relative;
  overflow: hidden;
  animation: cardGlow 4s ease-in-out infinite;
}

@keyframes cardGlow {
  0%, 100% { 
    box-shadow: 
      0 0 30px var(--accent-glow),
      0 0 60px var(--accent-glow),
      inset 0 0 60px rgba(255,255,255,0.03);
  }
  50% { 
    box-shadow: 
      0 0 50px var(--accent-glow),
      0 0 90px var(--accent-glow),
      inset 0 0 80px rgba(255,255,255,0.05);
  }
}

.hero-card-inner {
  width: 100%;
  height: 100%;
  background: var(--bg-card);
  border-radius: 16px;
  position: relative;
  border: 1px solid var(--border);
}

.hero-gif {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  border-radius: inherit;
}

.floating-shape {
  position: absolute;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.3;
  animation: shapeFloat 6s ease-in-out infinite;
}

.shape-1 {
  width: 80px; height: 80px;
  top: 20%; left: 20%;
  animation-delay: 0s;
}

.shape-2 {
  width: 120px; height: 120px;
  bottom: 25%; right: 20%;
  animation-delay: -2s;
}

.shape-3 {
  width: 60px; height: 60px;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  animation-delay: -4s;
}

@keyframes shapeFloat {
  0%, 100% { transform: translate(0, 0); }
  25% { transform: translate(15px, -15px); }
  50% { transform: translate(-10px, 10px); }
  75% { transform: translate(10px, 10px); }
}

/* Светящиеся карточки (общий класс) */
.glow-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  backdrop-filter: blur(10px);
  transition: 
    transform 0.3s ease,
    box-shadow 0.4s ease,
    border-color 0.4s ease;
}

.glow-card:hover {
  transform: translateY(-4px);
}

.glow-card:active {
  transition-duration: 0.5s;
}

/* Управляем именно появлением свечения через анимацию с задержкой */
.glow-card {
  /* стартовое состояние — без заметного свечения */
  box-shadow:
    0 0 0 var(--accent-glow),
    0 0 0 var(--accent-glow);
}

.glow-card:hover {
  animation: glowFadeIn 0.15s ease-out forwards 0.15s;
}

.glow-card:not(:hover) {
  animation: none;
}

@keyframes glowFadeIn {
  0% {
    box-shadow:
      0 0 0 var(--accent-glow),
      0 0 0 var(--accent-glow);
    border-color: var(--border);
  }
  100% {
    box-shadow:
      0 0 30px var(--accent-glow),
      0 0 60px var(--accent-glow);
    border-color: var(--accent);
  }
}

/* ═══════════════════════════════════════════════════════════════
   СЕКЦИЯ ИГР
   ═══════════════════════════════════════════════════════════════ */

.games {
  max-width: 1200px;
  margin: 0 auto;
  padding: 5rem 2rem 6rem;
}

.section-title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 600;
  text-align: center;
  margin-bottom: 3rem;
}

.games-layout {
  display: flex;
  justify-content: center;
}

.games-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.game-card {
  padding: 1.5rem 1.75rem;
  border-radius: 18px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  color: var(--text-primary);
}

.game-card::before {
  content: attr(data-shortcode);
  position: absolute;
  top: 1.2rem;
  right: 1.5rem;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--text-muted);
}

.game-card-title {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
  color: var(--text-primary);
}

.game-card-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 0.75rem;
}

.game-card-meta {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.game-card-tag {
  padding: 0.15rem 0.6rem;
  border-radius: 999px;
  border: 1px solid var(--border);
}

.game-card-active {
  border-color: var(--accent);
  box-shadow:
    0 0 25px var(--accent-glow),
    0 0 50px var(--accent-glow);
}

.games-playarea {
  border-radius: 24px;
  padding: 1.75rem 1.75rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.games-playarea-header {
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  align-items: baseline;
}

.games-current-title {
  font-size: 1.1rem;
  font-weight: 600;
}

.games-current-subtitle {
  display: block;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.games-score {
  display: inline-flex;
  align-items: baseline;
  gap: 0.4rem;
  font-family: 'Outfit', monospace;
}

.games-score-label {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.games-score-value {
  font-size: 1.25rem;
  font-weight: 600;
}

.games-canvas-wrap {
  position: relative;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: radial-gradient(circle at top, rgba(255,255,255,0.05), transparent 55%),
              radial-gradient(circle at bottom, rgba(0,0,0,0.13), transparent 55%);
}

.games-canvas-wrap::after {
  content: 'HTML5 Canvas';
  position: absolute;
  bottom: 0.5rem;
  right: 0.85rem;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: rgba(255, 255, 255, 0.35);
  text-shadow: 0 0 8px rgba(0, 0, 0, 0.5);
  pointer-events: none;
}

.games-canvas-wrap canvas {
  display: block;
  width: 100%;
  height: auto;
  image-rendering: pixelated;
}

.games-controls {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.games-hint {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.games-hint-center {
  text-align: center;
  margin-top: 1.5rem;
}

/* ═══════════════════════════════════════════════════════════════
   ПОЛНОЭКРАННАЯ СТРАНИЦА ИГРЫ
   ═══════════════════════════════════════════════════════════════ */

.game-page-main {
  position: relative;
  z-index: 1;
  min-height: calc(100vh - 72px);
  min-height: calc(100dvh - 72px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2.5rem 2rem 3rem;
}

.game-fullscreen {
  width: 100%;
  max-width: 960px;
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
  text-align: center;
}

.game-fullscreen-info {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  text-align: center;
}

.game-fullscreen-title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 600;
}

.game-fullscreen-subtitle {
  margin-top: 0.25rem;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.game-fullscreen-score {
  display: inline-flex;
  align-items: baseline;
  gap: 0.35rem;
  font-family: 'Outfit', monospace;
  flex-wrap: wrap;
  justify-content: center;
}

.games-score-sep {
  color: var(--text-muted);
  font-weight: 400;
}

.game-fullscreen-canvas-wrap {
  border-radius: 24px;
  padding: 1.25rem;
  border: 1px solid var(--border);
  background: radial-gradient(circle at top, rgba(255,255,255,0.05), transparent 55%),
              radial-gradient(circle at bottom, rgba(0,0,0,0.13), transparent 55%);
  box-shadow:
    0 0 30px var(--accent-glow),
    0 0 60px var(--accent-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
  width: 100%;
  max-width: min(720px, 100vw - 3rem);
}

.game-fullscreen-canvas-wrap canvas {
  display: block;
  width: 100%;
  height: auto;
  max-height: min(720px, 100vh - 14rem);
  image-rendering: pixelated;
}

.game-fullscreen-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}

@media (max-width: 900px) {
  .games {
    padding: 4rem 1.5rem 4.5rem;
  }

  .games-layout {
    justify-content: stretch;
  }

  .games-list {
    width: 100%;
  }

  .game-card {
    padding: 1.25rem 1.4rem;
  }

  .game-page-main {
    padding: 2rem 1.5rem 2.5rem;
    align-items: flex-start;
  }

}

@media (max-width: 600px) {
  .game-page-main {
    padding: 0.75rem 0.5rem 1rem;
  }

  .game-fullscreen {
    gap: 0.75rem;
  }

  .game-fullscreen-canvas-wrap {
    max-width: 100%;
    padding: 0.5rem;
  }

  .game-fullscreen-canvas-wrap canvas {
    width: 100% !important;
    height: auto !important;
    max-height: min(720px, 80vh, 80dvh);
  }

  .game-fullscreen-info {
    gap: 0.25rem;
  }

  .game-fullscreen-title {
    font-size: 1.4rem;
  }

  .game-fullscreen-subtitle,
  .games-hint {
    font-size: 0.8rem;
  }

  .game-fullscreen-controls .btn {
    flex: 1 1 100%;
    min-height: 44px;
  }
}

/* ═══════════════════════════════════════════════════════════════
   СЕКЦИЯ ВОЗМОЖНОСТЕЙ
   ═══════════════════════════════════════════════════════════════ */

.features {
  max-width: 1200px;
  margin: 0 auto;
  padding: 6rem 2rem;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

@media (max-width: 768px) {
  .features-grid { grid-template-columns: 1fr; }
}

.feature-card {
  padding: 2.5rem;
  border-radius: 20px;
}

.feature-icon {
  font-size: 2rem;
  color: var(--accent);
  margin-bottom: 1rem;
  text-shadow: 0 0 20px var(--accent-glow);
}

.feature-card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* ═══════════════════════════════════════════════════════════════
   О НАС
   ═══════════════════════════════════════════════════════════════ */

.about {
  max-width: 800px;
  margin: 0 auto;
  padding: 6rem 2rem;
  text-align: center;
}

.about .section-title {
  margin-bottom: 1.5rem;
}

.about-text {
  color: var(--text-secondary);
  font-size: 1.15rem;
  line-height: 1.8;
}

/* Плавное появление блоков при скролле */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition:
    opacity 0.7s ease-out,
    transform 0.7s ease-out;
}

.reveal-on-scroll.is-visible {
  opacity: 1;
}

/* Дополнительные состояния для плавного свечения карточек только при наведении */
.reveal-on-scroll.is-visible.glow-card {
  /* появляется как аккуратная карточка без сильного свечения,
     свечение добавляется уже на hover через .glow-card:hover */
}

/* Компактная шапка при прокрутке */
.header.header-scrolled {
  background: rgba( var(--bg-elevated-rgb, 255, 255, 255), 0.96 );
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  backdrop-filter: blur(24px);
}

.header.header-scrolled .header-inner {
  padding-top: 0.6rem;
  padding-bottom: 0.6rem;
}

/* ═══════════════════════════════════════════════════════════════
   ФУТЕР
   ═══════════════════════════════════════════════════════════════ */

.footer {
  position: relative;
  margin-top: 6rem;
  background: var(--footer-bg);
  border-top: 1px solid var(--border);
  overflow: hidden;
}

.footer-glow {
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 300px;
  background: var(--accent-glow);
  filter: blur(100px);
  opacity: 0.3;
  pointer-events: none;
}

.footer-inner {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: 4rem 2rem 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}

.footer-brand {
  max-width: 280px;
}

.footer-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 700;
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.footer-logo .logo-icon {
  color: var(--accent);
  text-shadow: 0 0 15px var(--accent-glow);
}

.footer-tagline {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-links h4,
.footer-social h4 {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.footer-links a {
  display: block;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.95rem;
  padding: 0.25rem 0;
  transition: all 0.3s ease;
}

.footer-links a:hover {
  color: var(--accent);
  text-shadow: 0 0 15px var(--accent-glow);
}

.social-links {
  display: flex;
  gap: 1rem;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 1.1rem;
  transition: all 0.3s ease;
}

.social-link:hover {
  color: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 0 20px var(--accent-glow);
  transform: translateY(-2px);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-bottom p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-made {
  font-style: italic;
}

/* ═══════════════════════════════════════════════════════════════
   МОБИЛЬНАЯ АДАПТАЦИЯ
   ═══════════════════════════════════════════════════════════════ */

@media (max-width: 900px) {
  .hero {
    padding: 4rem 1.5rem 5rem;
    gap: 3rem;
  }

  .hero-description {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-card {
    max-width: 280px;
  }
}

@media (max-width: 768px) {
  /* Шапка и меню */
  .nav-toggle {
    display: flex;
  }

  .nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: min(320px, 85vw);
    height: 100vh;
    height: 100dvh;
    padding: calc(5rem + env(safe-area-inset-top)) 2rem 2rem;
    flex-direction: column;
    gap: 0;
    background: var(--bg-elevated);
    border-left: 1px solid var(--border);
    box-shadow: -10px 0 40px var(--shadow);
    transition: right 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 105;
    overscroll-behavior: contain;
  }

  .nav.nav-open {
    right: 0;
  }

  .nav-link {
    padding: 1rem 0;
    font-size: 1.1rem;
    border-bottom: 1px solid var(--border);
  }

  .header-inner {
    padding: 1rem 1.25rem;
    gap: 1rem;
  }

  /* Фоновые орбы — меньше для производительности */
  .glow-orb-1 { width: 220px; height: 220px; }
  .glow-orb-2 { width: 180px; height: 180px; }
  .glow-orb-3 { width: 120px; height: 120px; }
  .glow-orb-4 { width: 150px; height: 150px; }

  .glow-orb {
    filter: blur(60px);
  }

  .glow-orb-wrap:nth-child(3) {
    width: 120px;
    height: 120px;
    margin: -60px 0 0 -60px;
  }

  .glow-orb-wrap:nth-child(3) .glow-orb-3 {
    width: 120px;
    height: 120px;
  }

  .grid-pattern {
    background-size: 40px 40px;
    opacity: 0.4;
  }

  /* Hero */
  .hero {
    padding: 3rem 1.25rem 4rem;
  }

  .hero-badge {
    font-size: 0.8rem;
    padding: 0.3rem 0.85rem;
  }

  .hero-title {
    font-size: clamp(2rem, 8vw, 2.75rem);
  }

  .hero-description {
    font-size: 1rem;
  }

  .hero-actions {
    flex-direction: column;
    width: 100%;
    max-width: 280px;
    margin: 0 auto;
  }

  .hero-actions .btn {
    width: 100%;
    min-height: 48px;
  }

  .hero-card {
    max-width: 240px;
    padding: 1.5rem;
  }

  .shape-1 { width: 50px; height: 50px; }
  .shape-2 { width: 80px; height: 80px; }
  .shape-3 { width: 40px; height: 40px; }

  /* Features */
  .features {
    padding: 4rem 1.25rem;
  }

  .section-title {
    font-size: 1.75rem;
    margin-bottom: 2rem;
  }

  .feature-card {
    padding: 1.75rem;
  }

  /* About */
  .about {
    padding: 4rem 1.25rem;
  }

  .about-text {
    font-size: 1rem;
  }

  /* Footer */
  .footer {
    margin-top: 4rem;
  }

  .footer-inner {
    padding: 3rem 1.25rem 2rem;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    grid-template-areas:
      "brand brand"
      "nav resources"
      "social social";
    gap: 2.5rem;
    margin-bottom: 2.5rem;
  }

  .footer-brand {
    grid-area: brand;
    max-width: none;
    text-align: center;
  }

  .footer-links:nth-child(2) {
    grid-area: nav;
    text-align: left;
  }

  .footer-links:nth-child(3) {
    grid-area: resources;
    text-align: right;
  }

  .footer-social {
    grid-area: social;
    text-align: center;
  }

  .footer-social .social-links {
    justify-content: center;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
    padding-top: 1.5rem;
  }
}

@media (max-width: 480px) {
  .header-inner {
    padding: 0.875rem 1rem;
  }

  .logo-text {
    font-size: 1.1rem;
  }

  .theme-toggle {
    min-width: 44px;
    min-height: 44px;
    padding: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .hero {
    padding: 2.5rem 1rem 3.5rem;
  }

  .hero-title {
    font-size: 1.85rem;
  }

  .features,
  .about {
    padding: 3rem 1rem;
  }

  .social-link {
    width: 44px;
    height: 44px;
  }
}

/* Улучшение touch-областей */
@media (hover: none) {
  .btn:hover {
    transform: none;
  }

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

  .feature-card:hover {
    transform: none;
  }

  .feature-card:active {
    transform: scale(0.99);
  }

  .social-link:hover {
    transform: none;
  }

  .social-link:active {
    transform: scale(0.95);
  }

  .nav-link:hover::after {
    width: 0;
  }
}