/* =====================================================
   landing.css — ELITE EDITION v5
   Obsidian / panel_theme дизайн для лендинга.
   Подключается ПОСЛЕ style.css
   ===================================================== */

/* ══════════════════════════════════════════════
   НАВИГАЦИЯ
   ══════════════════════════════════════════════ */

.lp-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 200;
  background: rgba(6,10,16,.82);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--pt-border);
}
html.theme-light .lp-nav {
  background: rgba(240,244,250,.88);
}

.lp-nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: .9rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.lp-logo {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-family: var(--font-head);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--pt-text);
  text-decoration: none;
  letter-spacing: -.02em;
}
.lp-logo-icon {
  font-size: 1.2rem;
  filter: drop-shadow(0 0 8px rgba(34,197,94,.5));
}

/* Кнопка в навигации */
.lp-nav-cta {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .55rem 1.25rem;
  background: linear-gradient(135deg, var(--pt-primary), var(--pt-primary-dim));
  color: #fff;
  border-radius: var(--pt-radius-sm);
  font-family: var(--font-body);
  font-size: .875rem;
  font-weight: 600;
  text-decoration: none;
  box-shadow: 0 2px 12px rgba(var(--pt-primary-rgb), .25);
  transition: opacity .2s, transform .15s, box-shadow .2s;
  -webkit-tap-highlight-color: transparent;
  white-space: nowrap;
  letter-spacing: .01em;
}
.lp-nav-cta:hover {
  opacity: .9;
  transform: translateY(-1px);
  box-shadow: 0 4px 18px rgba(var(--pt-primary-rgb), .38);
}
.lp-nav-cta:active { transform: scale(.97); }

/* Переключатель темы */
.theme-toggle {
  background: var(--pt-card-bg-2);
  border: 1px solid var(--pt-border);
  border-radius: var(--pt-radius-sm);
  color: var(--pt-text-muted);
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  font-size: 1rem;
  transition: background .2s, color .2s, border-color .2s;
  -webkit-tap-highlight-color: transparent;
}
.theme-toggle:hover {
  background: var(--pt-accent-light);
  border-color: rgba(var(--pt-accent-rgb), .3);
  color: var(--pt-text);
}

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

.lp-hero {
  position: relative;
  z-index: 1;
  padding: 7rem 1.5rem 5.5rem;
  min-height: 100vh;
  display: flex;
  align-items: center;
}

.lp-hero-inner {
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 440px;
  gap: 4rem;
  align-items: center;
}

/* ── Левая колонка: текст ── */
.lp-hero-text {}

.lp-badge {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  background: var(--pt-primary-light);
  color: var(--pt-primary);
  border: 1px solid rgba(var(--pt-primary-rgb), .22);
  padding: 5px 16px;
  border-radius: var(--pt-radius-pill);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .07em;
  text-transform: uppercase;
  margin-bottom: 1.4rem;
}

.lp-hero-title {
  font-family: var(--font-head);
  font-size: clamp(2.6rem, 5vw, 4rem);
  font-weight: 700;
  line-height: 1.06;
  letter-spacing: -.035em;
  margin-bottom: 1.2rem;
  color: var(--pt-text);
}

.lp-accent-green {
  background: linear-gradient(90deg, var(--pt-primary), #4ADE80);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.lp-hero-sub {
  font-size: 1.05rem;
  color: var(--pt-text-muted);
  line-height: 1.7;
  max-width: 480px;
  margin-bottom: 1.75rem;
}

.lp-perks {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-bottom: 2rem;
}

.lp-perk {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  background: var(--pt-accent-light);
  border: 1px solid rgba(var(--pt-accent-rgb), .2);
  color: var(--pt-text);
  padding: .4rem .9rem;
  border-radius: var(--pt-radius-pill);
  font-size: .82rem;
  font-weight: 500;
  transition: background .2s, border-color .2s;
}
.lp-perk:hover {
  background: rgba(var(--pt-accent-rgb), .15);
  border-color: rgba(var(--pt-accent-rgb), .35);
}

.lp-hero-btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: 1rem 2.25rem;
  background: linear-gradient(135deg, var(--pt-primary), var(--pt-primary-dim));
  color: #fff;
  border-radius: var(--pt-radius);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  box-shadow: 0 6px 24px rgba(var(--pt-primary-rgb), .32);
  transition: opacity .2s, transform .15s, box-shadow .2s;
  -webkit-tap-highlight-color: transparent;
  margin-bottom: 2.5rem;
  letter-spacing: .01em;
}
.lp-hero-btn:hover {
  opacity: .92;
  transform: translateY(-2px);
  box-shadow: 0 10px 32px rgba(var(--pt-primary-rgb), .45);
}
.lp-hero-btn:active { transform: scale(.97); }

/* Статистика */
.lp-hero-stats {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}
.lp-stat {}
.lp-stat-num {
  font-family: var(--font-head);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--pt-text);
  letter-spacing: -.03em;
  line-height: 1.1;
}
.lp-stat-label {
  font-size: .75rem;
  color: var(--pt-text-muted);
  margin-top: .15rem;
}
.lp-stat-div {
  width: 1px;
  height: 36px;
  background: var(--pt-border);
}

/* ── Правая колонка: калькулятор ── */
.lp-hero-calc {
  background: var(--pt-card-bg);
  border: 1px solid var(--pt-border);
  border-radius: 20px;
  padding: 1.85rem;
  box-shadow: var(--pt-shadow-lg);
  position: relative;
  overflow: hidden;
}
.lp-hero-calc::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--pt-primary), var(--pt-accent));
  border-radius: 20px 20px 0 0;
}

.lp-calc-header { margin-bottom: 1.4rem; }

.lp-calc-title {
  font-family: var(--font-head);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--pt-text);
  margin-bottom: .2rem;
  letter-spacing: -.02em;
}

.lp-calc-sub {
  font-size: .8rem;
  color: var(--pt-text-muted);
}

.lp-calc-field { margin-bottom: 1.1rem; }

.lp-calc-label {
  display: block;
  font-size: .72rem;
  font-weight: 600;
  color: var(--pt-text-muted);
  text-transform: uppercase;
  letter-spacing: .07em;
  margin-bottom: .5rem;
}

/* CTA кнопка калькулятора */
.lp-calc-cta {
  display: block;
  width: 100%;
  padding: .95rem 1.5rem;
  margin-top: 1rem;
  background: linear-gradient(135deg, var(--pt-primary), var(--pt-primary-dim));
  color: #fff;
  border: none;
  border-radius: var(--pt-radius);
  font-family: var(--font-body);
  font-size: .95rem;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
  box-shadow: 0 4px 20px rgba(var(--pt-primary-rgb), .3);
  transition: opacity .2s, transform .15s, box-shadow .2s;
  -webkit-tap-highlight-color: transparent;
  letter-spacing: .01em;
  opacity: 0.5;
}
.lp-calc-cta:hover { opacity: .92; transform: translateY(-1px); box-shadow: 0 8px 28px rgba(var(--pt-primary-rgb), .42); }
.lp-calc-cta:active { transform: scale(.97); }

/* ══════════════════════════════════════════════
   ДОВЕРИЕ-БАР под hero
   ══════════════════════════════════════════════ */

.lp-trust-bar {
  position: relative; z-index: 1;
  border-top: 1px solid var(--pt-border);
  border-bottom: 1px solid var(--pt-border);
  background: rgba(255,255,255,.02);
  padding: 1.25rem 1.5rem;
}
html.theme-light .lp-trust-bar { background: rgba(0,0,0,.02); }

.lp-trust-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3rem;
  flex-wrap: wrap;
}

.lp-trust-item {
  display: flex;
  align-items: center;
  gap: .6rem;
  color: var(--pt-text-muted);
  font-size: .85rem;
  font-weight: 500;
}
.lp-trust-item span:first-child {
  font-size: 1.1rem;
  filter: grayscale(.3);
}

/* ══════════════════════════════════════════════
   ОБЩИЕ СТИЛИ СЕКЦИЙ
   ══════════════════════════════════════════════ */

.lp-section {
  position: relative;
  z-index: 1;
  padding: 5.5rem 1.5rem;
}

.lp-container {
  max-width: 1200px;
  margin: 0 auto;
}

.lp-section-badge {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  background: var(--pt-accent-light);
  color: var(--pt-accent);
  border: 1px solid rgba(var(--pt-accent-rgb), .22);
  padding: 4px 14px;
  border-radius: var(--pt-radius-pill);
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .07em;
  text-transform: uppercase;
  margin-bottom: .9rem;
}

.lp-section-title {
  font-family: var(--font-head);
  font-size: clamp(1.7rem, 3.5vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -.03em;
  line-height: 1.12;
  margin-bottom: 2.5rem;
  color: var(--pt-text);
}

/* ══════════════════════════════════════════════
   ПРЕИМУЩЕСТВА
   ══════════════════════════════════════════════ */

.lp-advantages {
  background: rgba(255,255,255,.018);
  border-top: 1px solid var(--pt-border);
  border-bottom: 1px solid var(--pt-border);
}
html.theme-light .lp-advantages { background: rgba(0,0,0,.016); }

.lp-adv-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.lp-adv-card {
  background: var(--pt-card-bg);
  border: 1px solid var(--pt-border);
  border-radius: var(--pt-radius);
  padding: 1.6rem 1.5rem;
  transition: border-color .25s, transform .25s, box-shadow .25s;
  animation: cardIn .5s ease both;
  position: relative;
  overflow: hidden;
}
.lp-adv-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--pt-primary-light), transparent 60%);
  opacity: 0;
  transition: opacity .3s;
  pointer-events: none;
}
.lp-adv-card:hover {
  border-color: rgba(var(--pt-primary-rgb), .3);
  transform: translateY(-4px);
  box-shadow: var(--pt-shadow-hover);
}
.lp-adv-card:hover::after { opacity: 1; }

.lp-adv-icon {
  font-size: 2.2rem;
  margin-bottom: 1rem;
  display: inline-block;
  filter: drop-shadow(0 2px 8px rgba(34,197,94,.2));
}

.lp-adv-title {
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 700;
  color: var(--pt-primary);
  margin-bottom: .55rem;
  letter-spacing: -.01em;
}

.lp-adv-text {
  font-size: .875rem;
  color: var(--pt-text-muted);
  line-height: 1.65;
}

/* ══════════════════════════════════════════════
   КАК НАЧАТЬ
   ══════════════════════════════════════════════ */

.lp-steps-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: 0;
  align-items: center;
  margin-bottom: 2.75rem;
}

.lp-step-card {
  background: var(--pt-card-bg);
  border: 1px solid var(--pt-border);
  border-radius: var(--pt-radius);
  padding: 2rem 1.5rem;
  text-align: center;
  transition: border-color .25s, box-shadow .25s, transform .25s;
  position: relative;
  overflow: hidden;
}
.lp-step-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--pt-accent), var(--pt-primary));
  opacity: 0;
  transition: opacity .3s;
}
.lp-step-card:hover {
  border-color: rgba(var(--pt-primary-rgb), .25);
  box-shadow: var(--pt-shadow-hover);
  transform: translateY(-3px);
}
.lp-step-card:hover::before { opacity: 1; }

.lp-step-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 2.5rem;
  font-weight: 600;
  background: linear-gradient(135deg, var(--pt-accent), var(--pt-primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -.04em;
  margin-bottom: .85rem;
  line-height: 1;
}

.lp-step-title {
  font-family: var(--font-head);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--pt-text);
  margin-bottom: .55rem;
  letter-spacing: -.01em;
}

.lp-step-text {
  font-size: .875rem;
  color: var(--pt-text-muted);
  line-height: 1.65;
}

.lp-step-arrow {
  font-size: 1.25rem;
  color: var(--pt-border);
  padding: 0 1.25rem;
  text-align: center;
}

.lp-steps-cta { text-align: center; }

.lp-btn-primary {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: 1rem 2.5rem;
  background: linear-gradient(135deg, var(--pt-primary), var(--pt-primary-dim));
  color: #fff;
  border-radius: var(--pt-radius);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  box-shadow: 0 6px 24px rgba(var(--pt-primary-rgb), .3);
  transition: opacity .2s, transform .15s, box-shadow .2s;
  -webkit-tap-highlight-color: transparent;
  letter-spacing: .01em;
}
.lp-btn-primary:hover { opacity: .9; transform: translateY(-2px); box-shadow: 0 10px 32px rgba(var(--pt-primary-rgb), .42); }
.lp-btn-primary:active { transform: scale(.97); }

/* ══════════════════════════════════════════════
   ОТЗЫВЫ
   ══════════════════════════════════════════════ */

.lp-reviews {
  background: rgba(255,255,255,.018);
  border-top: 1px solid var(--pt-border);
  border-bottom: 1px solid var(--pt-border);
}
html.theme-light .lp-reviews { background: rgba(0,0,0,.016); }

.lp-reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.lp-review-card {
  background: var(--pt-card-bg);
  border: 1px solid var(--pt-border);
  border-radius: var(--pt-radius);
  padding: 1.6rem;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  transition: border-color .25s, box-shadow .25s, transform .2s;
}
.lp-review-card:hover {
  border-color: rgba(var(--pt-accent-rgb), .25);
  box-shadow: var(--pt-shadow-hover);
  transform: translateY(-3px);
}

.lp-review-stars {
  font-size: 1rem;
  color: #F59E0B;
  letter-spacing: .12em;
}

.lp-review-text {
  font-size: .9rem;
  color: var(--pt-text-muted);
  line-height: 1.7;
  flex: 1;
  font-style: italic;
}

.lp-review-author {
  display: flex;
  align-items: center;
  gap: .85rem;
  padding-top: .6rem;
  border-top: 1px solid var(--pt-border);
}

.lp-review-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--pt-accent), var(--pt-primary));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-head);
  font-size: .78rem;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(var(--pt-accent-rgb), .25);
}

.lp-review-name {
  font-size: .9rem;
  font-weight: 600;
  color: var(--pt-text);
}

.lp-review-role {
  font-size: .78rem;
  color: var(--pt-text-muted);
  margin-top: .1rem;
}

/* ══════════════════════════════════════════════
   СЕКЦИЯ КВИЗА
   ══════════════════════════════════════════════ */

.lp-quiz-section { padding-bottom: 7rem; }

.lp-quiz-promo {
  padding-top: 1rem !important;
  padding-bottom: 3rem !important;
}

.promo-header {
  min-height: auto !important;
  justify-content: flex-start !important;
  padding: 2.5rem 1rem 1.5rem !important;
}

.lp-quiz-container { max-width: 780px; }

.lp-quiz-note {
  font-size: .9rem;
  color: var(--pt-text-muted);
  margin-bottom: 2rem;
  margin-top: -.5rem;
  display: flex;
  align-items: center;
  gap: .4rem;
}
.lp-quiz-note::before {
  content: '💡';
  font-size: .9rem;
}

.lp-quiz-section .quiz-layout {
  max-width: 700px;
  margin: 0 auto;
}

/* Заголовок квиза с акцентной полосой */
.lp-quiz-section .lp-section-title {
  position: relative;
}

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

.lp-footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--pt-border);
  padding: 2.25rem 1.5rem;
  background: rgba(255,255,255,.01);
}
html.theme-light .lp-footer { background: rgba(0,0,0,.01); }

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

.lp-footer-logo {
  font-family: var(--font-head);
  font-size: .95rem;
  font-weight: 700;
  color: var(--pt-text-muted);
  letter-spacing: -.01em;
}

.lp-footer-links { display: flex; gap: 1.5rem; }

.lp-footer-link {
  font-size: .82rem;
  color: var(--pt-text-muted);
  text-decoration: none;
  transition: color .2s;
}
.lp-footer-link:hover { color: var(--pt-primary); }

.lp-footer-copy {
  font-size: .8rem;
  color: var(--pt-text-sub);
}

/* ══════════════════════════════════════════════
   АДАПТИВ
   ══════════════════════════════════════════════ */

@media (max-width: 1024px) {
  .lp-hero-inner {
    grid-template-columns: 1fr;
    gap: 3rem;
    max-width: 680px;
  }
  .lp-hero-calc { order: -1; }
  .lp-adv-grid { grid-template-columns: repeat(2, 1fr); }
  .lp-reviews-grid { grid-template-columns: 1fr 1fr; }
  .lp-steps-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
    max-width: 420px;
    margin-left: auto; margin-right: auto;
  }
  .lp-step-arrow { transform: rotate(90deg); padding: .5rem 0; text-align: center; }
  .lp-trust-inner { gap: 1.75rem; }
}

@media (max-width: 768px) {
  .lp-hero { padding: 6rem 1rem 3.5rem; min-height: auto; }
  .lp-hero-inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .lp-hero-title { font-size: clamp(2rem, 8vw, 2.8rem); }
  .lp-hero-stats { gap: 1.25rem; }
  .lp-stat-num { font-size: 1.2rem; }
  .lp-section { padding: 4rem 1rem; }
  .lp-adv-grid { grid-template-columns: 1fr; gap: .85rem; }
  .lp-reviews-grid { grid-template-columns: 1fr; }
  .lp-trust-inner { gap: 1.25rem; }
  .lp-trust-item { font-size: .8rem; }
  .lp-footer-inner { flex-direction: column; align-items: flex-start; gap: .75rem; }
}

@media (max-width: 520px) {
  .lp-nav-inner { padding: .75rem 1rem; }
  .lp-hero { padding: 5rem .75rem 3rem; }
  .lp-hero-calc { padding: 1.35rem 1.15rem; border-radius: 16px; }
  .lp-calc-title { font-size: 1rem; }
  .lp-section-title { font-size: 1.55rem; }
  .lp-step-card { padding: 1.35rem 1rem; }
  .lp-hero-stats { flex-wrap: wrap; gap: .85rem; }
  .lp-stat-div { display: none; }
  .lp-quiz-section { padding-bottom: 3.5rem; }
  .lp-trust-bar { padding: 1rem; }
  .lp-trust-inner { gap: .85rem; }
}