/* ===================================================
   AI-Интенсив 28–29 апреля 2026 | LeadUp AI
   Стили лендинга + Thank You Page
   =================================================== */

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

:root {
  /* v3 surfaces (D2 Cold Technical) */
  --color-bg: #0A0F0D;
  --color-surface: #0F1512;
  --color-surface-2: #141B18;
  --color-surface-3: #1B2420;
  --color-border: rgba(255, 255, 255, 0.10);
  --color-border-subtle: rgba(255, 255, 255, 0.06);
  --color-border-strong: rgba(255, 255, 255, 0.18);

  /* v3 Electric Teal as primary + accent (consolidated) */
  --color-primary: #00E5C7;
  --color-primary-hover: #14F5D7;
  --color-primary-pressed: #00CBB0;
  --color-primary-tint: rgba(0, 229, 199, 0.12);
  --color-primary-tint-2: rgba(0, 229, 199, 0.20);
  --color-accent: #00E5C7;
  --color-accent-2: #FF5D5D;
  --color-on-teal: #061210;

  /* v3 foreground */
  --color-text: #EDEFEE;
  --color-text-body: rgba(237, 239, 238, 0.72);
  --color-text-muted: rgba(237, 239, 238, 0.52);
  --color-text-faint: rgba(237, 239, 238, 0.36);

  /* VIP differentiator (warning yellow from v3 semantic) */
  --color-gold: #F5B544;

  /* Info blue (bonus-stack tier-after badge, LEA-559) */
  --color-info: #7BA9F5;
  --color-info-tint: rgba(59, 130, 246, 0.12);
  --color-info-border: rgba(59, 130, 246, 0.32);

  /* v3 type — Geist + Geist Mono */
  --font-heading: 'Geist', -apple-system, BlinkMacSystemFont, 'Inter', 'Segoe UI', sans-serif;
  --font-body: 'Geist', -apple-system, BlinkMacSystemFont, 'Inter', 'Segoe UI', sans-serif;
  --font-mono: 'Geist Mono', 'JetBrains Mono', ui-monospace, monospace;

  /* v3 radii — tight (Linear-esque) */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 10px;
  --radius-xl: 14px;

  /* v3 shadows — subtle, mostly rings */
  --shadow-card: 0 12px 32px rgba(0, 0, 0, 0.55), 0 0 0 1px rgba(255, 255, 255, 0.06);
  --shadow-glow: 0 0 0 1px rgba(0, 229, 199, 0.18), 0 8px 24px rgba(0, 229, 199, 0.18);
  --teal-glow: 0 0 24px rgba(0, 229, 199, 0.45);
  --transition: 200ms cubic-bezier(0.2, 0, 0, 1);

  --max-width: 1120px;
  --section-pad: 80px 0;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
  background: var(--color-bg);
}

body {
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  font-feature-settings: 'ss01', 'cv11';
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

::selection { background: var(--color-primary-tint-2); color: var(--color-text); }

:where(button, a, input, textarea, select, [tabindex]):focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px var(--color-bg), 0 0 0 4px var(--color-primary);
  border-radius: inherit;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: var(--color-primary);
  text-decoration: none;
}

/* ─── Контейнер ─── */
.container {
  max-width: var(--max-width);
  width: 100%;
  margin: 0 auto;
  padding: 0 24px;
  box-sizing: border-box;
}

/* ─── Кнопки ─── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px 36px;
  border-radius: var(--radius-md);
  font-size: 17px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-on-teal);
  font-weight: 700;
}

.btn-primary:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--teal-glow);
}

.btn-primary:active {
  background: var(--color-primary-pressed);
  transform: translateY(0);
  box-shadow: none;
}

.btn-accent {
  background: var(--color-accent);
  color: var(--color-on-teal);
  font-weight: 700;
}

.btn-accent:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--teal-glow);
}

.btn-accent:active {
  background: var(--color-primary-pressed);
  transform: translateY(0);
  box-shadow: none;
}

.btn-outline {
  background: var(--color-surface-2);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn-outline:hover {
  background: var(--color-surface-3);
  border-color: var(--color-border-strong);
  transform: translateY(-1px);
}

.btn-lg {
  padding: 20px 48px;
  font-size: 19px;
  border-radius: var(--radius-lg);
}

.btn-full {
  width: 100%;
}

/* ─── Шапка ─── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 10, 20, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 800;
  color: var(--color-text);
  letter-spacing: -0.5px;
}

.logo-link {
  text-decoration: none;
  color: inherit;
}

.logo-icon {
  width: 28px;
  height: 28px;
  background: var(--color-primary);
  color: var(--color-on-teal);
  border-radius: var(--radius-sm);
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 800;
  letter-spacing: 0;
}

.header-cta {
  padding: 10px 24px;
  font-size: 15px;
}

/* ─── Hero ─── */
.hero {
  padding: 100px 0 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 900px;
  background: radial-gradient(circle, rgba(0, 229, 199, 0.16) 0%, transparent 60%);
  pointer-events: none;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 14px;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-body);
  margin-bottom: 28px;
}

.hero-badge .dot {
  width: 6px;
  height: 6px;
  background: var(--color-primary);
  box-shadow: 0 0 10px var(--color-primary);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  50% { opacity: 0.4; }
}

.hero h1 {
  font-size: clamp(40px, 6.5vw, 76px);
  font-weight: 700;
  line-height: 0.98;
  letter-spacing: -0.045em;
  margin-bottom: 24px;
  max-width: 920px;
}

.hero h1 .highlight {
  background: linear-gradient(90deg, #14F5D7 0%, #00E5C7 50%, #00CBB0 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  color: transparent;
}

.hero-subtitle {
  font-size: clamp(17px, 2.5vw, 22px);
  color: var(--color-text-muted);
  max-width: 640px;
  margin-bottom: 40px;
  line-height: 1.65;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-bottom: 48px;
}

.hero-meta-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 500;
}

.hero-meta-item .icon {
  font-size: 20px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
}

.hero-social-proof {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  color: var(--color-text-muted);
}

.avatars {
  display: flex;
}

.avatars span {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--color-surface-3);
  border: 2px solid var(--color-bg);
  color: var(--color-primary);
  margin-left: -8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
}

.avatars span:first-child {
  margin-left: 0;
}

/* ─── Секции ─── */
.section {
  padding: var(--section-pad);
}

.section-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.04;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 18px;
  color: var(--color-text-muted);
  max-width: 560px;
  line-height: 1.7;
}

/* ─── Для кого / Что получите ─── */
.for-who-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 48px;
}

.for-who-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: var(--transition);
}

.for-who-card:hover {
  border-color: var(--color-border-strong);
  transform: translateY(-2px);
  box-shadow: var(--shadow-card);
}

.for-who-card .card-icon {
  font-size: 36px;
  margin-bottom: 16px;
}

.for-who-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
}

.for-who-card p {
  font-size: 15px;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ─── Программа ─── */
.program-section {
  background: var(--color-surface);
}

.program-days {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-top: 48px;
}

.program-day {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.program-day-header {
  background: var(--color-primary-tint);
  padding: 24px 28px;
  border-bottom: 1px solid var(--color-border);
}

.program-day-header .day-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 4px;
}

.program-day-header h3 {
  font-size: 20px;
  font-weight: 700;
}

.program-day-header .date {
  font-size: 14px;
  color: var(--color-text-muted);
  margin-top: 4px;
}

.program-items {
  padding: 8px 0;
}

.program-item {
  display: flex;
  gap: 16px;
  padding: 18px 28px;
  border-bottom: 1px solid var(--color-border-subtle);
}

.program-item:last-child {
  border-bottom: none;
}

.program-item .num {
  width: 28px;
  height: 28px;
  background: var(--color-primary-tint);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 2px;
}

.program-item .content h4 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 4px;
}

.program-item .content p {
  font-size: 14px;
  color: var(--color-text-muted);
}

/* ─── Что получите ─── */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  margin-top: 48px;
}

.benefit-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 24px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.benefit-item .check {
  width: 28px;
  height: 28px;
  background: var(--color-primary-tint);
  color: var(--color-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  flex-shrink: 0;
}

.benefit-item .text h4 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 4px;
}

.benefit-item .text p {
  font-size: 14px;
  color: var(--color-text-muted);
}

/* ─── Спикер ─── */
.speaker-section {
  background: var(--color-surface);
}

.speaker-card {
  display: flex;
  gap: 48px;
  align-items: flex-start;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 48px;
  margin-top: 48px;
}

.speaker-avatar {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: var(--color-surface-3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 56px;
  flex-shrink: 0;
  overflow: hidden;
  border: 2px solid var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-bg), 0 0 24px rgba(0, 229, 199, 0.25);
}

.speaker-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.speaker-info h3 {
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 6px;
}

.speaker-title {
  font-size: 15px;
  color: var(--color-accent);
  font-weight: 600;
  margin-bottom: 16px;
}

.speaker-bio {
  font-size: 16px;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 24px;
}

.speaker-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
}

.stat-item .num {
  font-size: 28px;
  font-weight: 800;
  color: var(--color-primary);
}

.stat-item .label {
  font-size: 13px;
  color: var(--color-text-muted);
}

/* ─── Социальное доказательство ─── */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
  margin-top: 48px;
}

.testimonial-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  position: relative;
}

.testimonial-card .quote {
  font-family: var(--font-mono);
  font-size: 36px;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: 12px;
}

.testimonial-card .text {
  font-size: 16px;
  line-height: 1.7;
  margin-bottom: 20px;
  color: var(--color-text);
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testimonial-author .avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-surface-3);
  border: 1px solid var(--color-border);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 14px;
}

.testimonial-author .name {
  font-weight: 700;
  font-size: 15px;
}

.testimonial-author .role {
  font-size: 13px;
  color: var(--color-text-muted);
}

/* ─── Социальные цифры ─── */
.stats-bar {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 48px;
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
  gap: 32px;
  margin-top: 48px;
  text-align: center;
  position: relative;
}

.stats-bar::before {
  content: '';
  position: absolute;
  top: -1px;
  left: 20%;
  right: 20%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
  opacity: 0.6;
}

.stats-bar .num {
  font-size: 48px;
  font-weight: 700;
  letter-spacing: -0.045em;
  color: var(--color-primary);
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

.stats-bar .label {
  font-size: 14px;
  color: var(--color-text-muted);
  margin-top: 4px;
}

/* ─── VIP-блок ─── */
.vip-section {
  background: var(--color-surface);
}

.pricing-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  max-width: 800px;
  margin: 48px auto 0;
}

.pricing-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 36px;
  transition: var(--transition);
}

.pricing-card.featured {
  border-color: var(--color-gold);
  box-shadow: 0 0 0 1px var(--color-gold), 0 12px 40px rgba(245, 181, 68, 0.16);
  position: relative;
}

.pricing-card.featured::before {
  content: 'VIP';
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-gold);
  color: #1A1100;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: 100px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.pricing-card .plan-name {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
}

.pricing-card.featured .plan-name {
  color: var(--color-gold);
}

.pricing-card .price {
  font-size: 42px;
  font-weight: 700;
  letter-spacing: -0.045em;
  margin-bottom: 4px;
  font-variant-numeric: tabular-nums;
}

.pricing-card .price-sub {
  font-size: 14px;
  color: var(--color-text-muted);
  margin-bottom: 28px;
}

.pricing-card ul {
  list-style: none;
  margin-bottom: 32px;
}

.pricing-card ul li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 15px;
  padding: 7px 0;
  border-bottom: 1px solid var(--color-border-subtle);
}

.pricing-card ul li:last-child {
  border-bottom: none;
}

.pricing-card ul li::before {
  content: '✓';
  color: var(--color-accent);
  font-weight: 700;
  flex-shrink: 0;
}

.pricing-card.featured ul li::before {
  color: var(--color-gold);
}

/* ─── Форма ─── */
.form-section {
  background: var(--color-bg);
}

.form-wrapper {
  max-width: 560px;
  margin: 0 auto;
}

.form-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 48px;
  box-shadow: var(--shadow-glow);
}

.form-card .form-title {
  font-size: 24px;
  font-weight: 800;
  margin-bottom: 8px;
  text-align: center;
}

.form-card .form-subtitle {
  font-size: 15px;
  color: var(--color-text-muted);
  text-align: center;
  margin-bottom: 32px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--color-text);
}

.form-group label .optional {
  font-weight: 400;
  color: var(--color-text-muted);
  font-size: 13px;
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 14px 18px;
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-size: 16px;
  font-family: var(--font-body);
  transition: var(--transition);
  outline: none;
}

.form-group select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 6' fill='none'><path d='M1 1l4 4 4-4' stroke='%2300E5C7' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/></svg>");
  background-repeat: no-repeat;
  background-position: right 16px center;
  background-size: 12px;
  padding-right: 42px;
  cursor: pointer;
}

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

.form-group input:focus,
.form-group select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 229, 199, 0.18);
}

.form-hint {
  display: block;
  font-size: 13px;
  color: var(--color-text-muted);
  margin-top: 5px;
}

.form-error {
  display: block;
  font-size: 13px;
  color: var(--color-accent-2);
  margin-top: 5px;
  min-height: 18px;
}

.form-group input.input-error {
  border-color: var(--color-accent-2);
  box-shadow: 0 0 0 3px rgba(255, 93, 93, 0.15);
}

.form-privacy {
  font-size: 13px;
  color: var(--color-text-muted);
  text-align: center;
  margin-top: 16px;
  line-height: 1.5;
}

.form-privacy a {
  color: var(--color-primary);
}

/* ─── Обратный отсчёт ─── */
.countdown-bar {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 28px 0;
  text-align: center;
  position: relative;
}

.countdown-bar::before {
  content: '';
  position: absolute;
  left: 0; right: 0; top: -1px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-primary-tint-2), transparent);
}

.countdown-label {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-text-muted);
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.countdown-timer {
  display: flex;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
}

.countdown-unit {
  text-align: center;
}

.countdown-unit .num {
  font-size: 48px;
  font-weight: 700;
  letter-spacing: -0.045em;
  display: block;
  font-variant-numeric: tabular-nums;
  color: var(--color-primary);
  line-height: 1;
}

.countdown-unit .label {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 6px;
  display: block;
}

/* ─── FAQ ─── */
.faq-section {
  background: var(--color-surface);
}

.faq-list {
  max-width: 720px;
  margin: 48px auto 0;
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 0;
  background: none;
  border: none;
  color: var(--color-text);
  font-size: 17px;
  font-weight: 600;
  cursor: pointer;
  text-align: left;
  gap: 16px;
  font-family: var(--font-body);
}

.faq-question .arrow {
  width: 28px;
  height: 28px;
  background: var(--color-primary-tint);
  color: var(--color-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  flex-shrink: 0;
  font-size: 16px;
  font-weight: 500;
}

.faq-question.open .arrow {
  transform: rotate(45deg);
  background: var(--color-primary);
  color: var(--color-on-teal);
}

.faq-answer {
  display: none;
  padding: 0 0 22px;
  font-size: 16px;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.faq-answer.open {
  display: block;
}

/* ─── Нижняя CTA ─── */
.bottom-cta {
  padding: 100px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.bottom-cta::before {
  content: '';
  position: absolute;
  bottom: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 900px;
  background: radial-gradient(circle, rgba(0, 229, 199, 0.14) 0%, transparent 60%);
  pointer-events: none;
}

.bottom-cta h2 {
  font-size: clamp(28px, 4vw, 52px);
  font-weight: 700;
  letter-spacing: -0.045em;
  line-height: 1.04;
  margin-bottom: 20px;
}

.bottom-cta p {
  font-size: 18px;
  color: var(--color-text-muted);
  max-width: 480px;
  margin: 0 auto 40px;
}

/* ─── Футер ─── */
.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: 40px 0;
}

.site-footer .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-copy {
  font-size: 14px;
  color: var(--color-text-muted);
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  font-size: 14px;
  color: var(--color-text-muted);
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--color-text);
}

/* ─── Thank You Page ─── */
.ty-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 24px;
  position: relative;
  overflow: hidden;
}

.ty-page::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 720px;
  height: 720px;
  background: radial-gradient(circle, rgba(0, 229, 199, 0.14) 0%, transparent 60%);
  pointer-events: none;
}

.ty-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 64px 56px;
  max-width: 580px;
  width: 100%;
  text-align: center;
  box-shadow: var(--shadow-glow);
  position: relative;
}

.ty-icon {
  font-size: 72px;
  margin-bottom: 24px;
  display: block;
  animation: bounce 0.8s ease;
}

@keyframes bounce {
  0% { transform: scale(0) rotate(-10deg); opacity: 0; }
  60% { transform: scale(1.2) rotate(5deg); opacity: 1; }
  100% { transform: scale(1) rotate(0); opacity: 1; }
}

.ty-card h1 {
  font-size: 36px;
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.04;
  margin-bottom: 16px;
}

.ty-card .ty-sub {
  font-size: 17px;
  color: var(--color-text-body);
  line-height: 1.6;
  margin-bottom: 40px;
}

.ty-tg-block {
  background: var(--color-primary-tint);
  border: 1px solid var(--color-primary-tint-2);
  border-radius: var(--radius-xl);
  padding: 28px;
  margin-bottom: 32px;
}

.ty-tg-block .tg-label {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  font-weight: 500;
  margin-bottom: 8px;
}

.ty-tg-block h2 {
  font-size: 22px;
  font-weight: 800;
  margin-bottom: 12px;
}

.ty-tg-block p {
  font-size: 15px;
  color: var(--color-text-muted);
  line-height: 1.65;
  margin-bottom: 24px;
}

.ty-bot-features {
  text-align: left;
  list-style: none;
  margin-bottom: 24px;
}

.ty-bot-features li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 15px;
  padding: 6px 0;
  color: var(--color-text);
}

.ty-bot-features li::before {
  content: '✓';
  color: var(--color-accent);
  font-weight: 700;
  flex-shrink: 0;
}

.ty-back {
  font-size: 14px;
  color: var(--color-text-muted);
  margin-top: 24px;
  display: block;
}

.ty-back a {
  color: var(--color-primary);
}

/* ─── Утилиты ─── */
.text-center { text-align: center; }
.mt-4 { margin-top: 16px; }
.mb-0 { margin-bottom: 0; }

/* ─── Адаптив ─── */
@media (max-width: 900px) {
  :root { --section-pad: 60px 0; }

  .program-days {
    grid-template-columns: 1fr;
  }

  .speaker-card {
    flex-direction: column;
    gap: 28px;
    padding: 32px;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .stats-bar {
    padding: 32px 24px;
  }
}

@media (max-width: 600px) {
  :root { --section-pad: 48px 0; }

  .hero { padding: 72px 0 56px; }

  .form-card { padding: 28px 20px; }

  .ty-card { padding: 40px 24px; }

  .site-footer .container {
    flex-direction: column;
    text-align: center;
  }

  .footer-links {
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px 20px;
  }

  .btn-lg {
    padding: 16px 32px;
    font-size: 17px;
  }

  .countdown-unit .num { font-size: 36px; }

  /* for-who-grid: минимальный размер уменьшаем на очень маленьких экранах */
  .for-who-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  /* Убираем CTA-кнопку из хедера на маленьких экранах — она перекрывает лого */
  .header-cta {
    display: none;
  }

  /* Hero: кнопки стекуются вертикально и растягиваются на полную ширину */
  .hero-actions {
    flex-direction: column;
    max-width: 100%;
    overflow: hidden;
  }

  .hero-actions .btn {
    width: 100%;
    max-width: 100%;
    white-space: normal;
    text-align: center;
    word-break: break-word;
  }

  /* Регистрационная CTA: длинная русская строка не должна обрезаться на 360px */
  .form-card .btn,
  .btn-full {
    white-space: normal;
    word-break: break-word;
  }

  /* Thank You: h1 слишком крупный на 320px */
  .ty-card h1 {
    font-size: 26px;
    letter-spacing: -0.5px;
  }

  /* Уменьшаем padding btn-lg ещё сильнее на самых маленьких экранах */
  .btn-lg {
    padding: 14px 20px;
    font-size: 16px;
  }

  /* stats-bar: числа компактнее */
  .stats-bar .num {
    font-size: 36px;
  }

  /* Pricing-card: убираем 7px overflow на 360px и старых Android */
  .pricing-card {
    padding: 28px 20px;
    min-width: 0;
  }
}

/* ─── Стили Thank You page event details ─── */
.ty-event-details {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 24px;
  margin-bottom: 24px;
  text-align: left;
}

.ty-event-details-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.ty-event-details-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.ty-event-detail-item {
  display: flex;
  gap: 12px;
  align-items: center;
  font-size: 15px;
}

.ty-event-detail-item .detail-icon {
  font-size: 20px;
  flex-shrink: 0;
}

/* ===================================================
   BONUS-STACK SECTION (LEA-559)
   Mobile = horizontal snap-scroll carousel
   Desktop ≥768px = 3-column grid
   =================================================== */

.bonus-stack-section .section-desc {
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

/* Default = mobile carousel */
.bonus-stack-grid {
  display: flex;
  gap: 16px;
  margin-top: 48px;
  padding: 8px 16px 24px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-padding-inline: 16px;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.bonus-stack-grid::-webkit-scrollbar { display: none; }

.bonus-card {
  position: relative;
  flex: 0 0 calc(100vw - 56px);
  max-width: 360px;
  scroll-snap-align: center;
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 24px;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.bonus-card--vip {
  border-color: var(--color-primary-tint-2);
  box-shadow: var(--shadow-glow);
}

.bonus-cover {
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border-radius: var(--radius-lg);
  margin-bottom: 20px;
  background: var(--color-surface-2);
  transition: transform var(--transition), box-shadow var(--transition);
}

.bonus-cover img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.bonus-title {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 12px;
  letter-spacing: -0.3px;
}

.bonus-desc {
  font-size: 15px;
  line-height: 1.55;
  color: var(--color-text-body);
  margin-bottom: 16px;
}

.bonus-meta {
  list-style: none;
  padding: 0;
  margin: 0 0 56px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.bonus-meta li {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-text-muted);
  padding-left: 14px;
  position: relative;
}

@media (min-width: 768px) {
  .bonus-meta li { font-size: 12px; }
}

.bonus-meta li::before {
  content: "·";
  position: absolute;
  left: 0;
  top: -2px;
  color: var(--color-primary);
  font-weight: 700;
  font-size: 18px;
}

.bonus-tier-badge {
  position: absolute;
  bottom: 16px;
  right: 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.04em;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid var(--color-border-strong);
}

.bonus-tier-badge.tier-all {
  background: var(--color-surface-3);
  color: var(--color-text-body);
}

.bonus-tier-badge.tier-after {
  background: var(--color-info-tint);
  color: var(--color-info);
  border-color: var(--color-info-border);
}

.bonus-tier-badge.tier-vip {
  background: var(--color-primary-tint);
  color: var(--color-primary);
  border-color: var(--color-primary-tint-2);
}

/* Mobile carousel pagination dots */
.bonus-pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 16px;
}

.bonus-pagination .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-border-strong);
  transition: background var(--transition), transform var(--transition);
}

.bonus-pagination .dot.is-active {
  background: var(--color-primary);
  transform: scale(1.2);
}

/* Desktop ≥768px → 3-col grid */
@media (min-width: 768px) {
  .bonus-stack-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    overflow: visible;
    padding: 8px 0;
  }

  .bonus-card {
    flex: initial;
    max-width: none;
    scroll-snap-align: none;
  }

  .bonus-card:hover .bonus-cover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
  }

  .bonus-pagination {
    display: none;
  }
}

/* ===================================================
   FORM SECTION SIDE-RAIL (LEA-559, desktop ≥1024px)
   =================================================== */

/* Default (mobile/tablet): hide rail, keep form centered as before */
.form-side-rail {
  display: none;
}

@media (min-width: 1024px) {
  .form-wrapper--with-rail {
    max-width: 920px;
    display: grid;
    grid-template-columns: minmax(0, 560px) minmax(0, 280px);
    gap: 32px;
    align-items: start;
  }

  .form-side-rail {
    display: block;
    position: sticky;
    top: 88px;
  }

  .form-side-rail__inner {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: 20px;
  }

  .form-side-rail__title {
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-primary);
    margin-bottom: 16px;
  }

  .form-side-rail__list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 16px;
  }

  .form-side-rail__item {
    display: grid;
    grid-template-columns: 64px 1fr;
    gap: 12px;
    align-items: center;
  }

  .form-side-rail__item img {
    width: 64px;
    height: 80px;
    object-fit: cover;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border-subtle);
    background: var(--color-surface-2);
  }

  .form-side-rail__item--vip img {
    border-color: var(--color-primary-tint-2);
    box-shadow: 0 0 0 1px var(--color-primary-tint-2);
  }

  .form-side-rail__text {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
  }

  .form-side-rail__text strong {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text);
  }

  .form-side-rail__text span {
    font-size: 12px;
    color: var(--color-text-muted);
    line-height: 1.4;
  }
}