/* ============================================================
   ATA — лендинг команды репетиторов
   Дизайн-система: тёмная премиум-тема, техно-акценты
   ============================================================ */

:root {
  --bg: #07090f;
  --bg-2: #0b0f19;
  --surface: rgba(255, 255, 255, 0.03);
  --surface-2: rgba(255, 255, 255, 0.05);
  --line: rgba(255, 255, 255, 0.09);
  --line-strong: rgba(255, 255, 255, 0.16);
  --text: #e8ecf4;
  --muted: #97a0b3;
  --accent: #22d3ee;
  --accent-2: #818cf8;
  --grad: linear-gradient(120deg, #22d3ee, #818cf8);
  --c-sergey: #22d3ee;
  --c-viktoria: #a78bfa;
  --c-ilya: #34d399;
  --radius: 18px;
  --radius-sm: 12px;
  --font-display: "Unbounded", system-ui, sans-serif;
  --font-body: "Manrope", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
  --header-h: 72px;
  --shadow-card: 0 20px 60px rgba(0, 0, 0, 0.45);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  overflow-x: hidden;
}

::selection { background: rgba(34, 211, 238, 0.3); }

/* Видимый фокус с клавиатуры на всех интерактивных элементах */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 6px;
}
.btn:focus-visible { outline-offset: 3px; }

.mono { font-family: var(--font-mono); }

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(1.7rem, 3.6vw, 2.9rem); }
h2 { font-size: clamp(1.45rem, 2.8vw, 2.2rem); margin-bottom: 0.6em; }
h3 { font-size: 1.15rem; }

p { color: var(--muted); }

a { color: inherit; text-decoration: none; }

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

.container {
  width: min(1180px, 100% - 48px);
  margin-inline: auto;
}

.grad {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

section { scroll-margin-top: calc(var(--header-h) + 12px); }

/* ---------- Кнопки ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.98rem;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.25s ease, background 0.25s ease, border-color 0.25s ease;
  white-space: nowrap;
}
.btn:active { transform: scale(0.97); }

.btn-primary {
  background: var(--grad);
  color: #051018;
  box-shadow: 0 8px 30px rgba(34, 211, 238, 0.25);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(34, 211, 238, 0.4);
}

.btn-ghost {
  border-color: var(--line-strong);
  color: var(--text);
  background: var(--surface);
}
.btn-ghost:hover { border-color: var(--accent); background: rgba(34, 211, 238, 0.07); }

.btn-outline {
  border-color: color-mix(in srgb, var(--tutor, var(--accent)) 45%, transparent);
  color: var(--text);
  background: transparent;
}
.btn-outline:hover {
  background: color-mix(in srgb, var(--tutor, var(--accent)) 12%, transparent);
  border-color: var(--tutor, var(--accent));
}

.btn-lg { padding: 16px 32px; font-size: 1.05rem; }
.btn-sm { padding: 9px 20px; font-size: 0.9rem; }
.btn-block { width: 100%; }

/* ---------- Шапка ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--header-h);
  transition: background 0.3s ease, border-color 0.3s ease, backdrop-filter 0.3s ease;
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  background: rgba(7, 9, 15, 0.78);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom-color: var(--line);
}

.header-inner {
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

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

.logo-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: var(--surface-2);
  border: 1px solid var(--line);
  color: var(--accent);
  font-weight: 700;
  font-size: 1rem;
}

.logo-name {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.25rem;
  letter-spacing: 0.06em;
  display: block;
  line-height: 1.1;
}
.logo-sub {
  display: block;
  font-size: 0.68rem;
  color: var(--muted);
  letter-spacing: 0.04em;
}

.site-nav { display: flex; align-items: center; gap: 26px; }
.site-nav > a:not(.btn) {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--muted);
  transition: color 0.2s ease;
}
.site-nav > a:not(.btn):hover { color: var(--text); }

.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 8px;
}
.burger span {
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.25s ease;
}
.burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: calc(var(--header-h) + 64px) 0 72px;
  overflow: hidden;
}

.hero-bg { position: absolute; inset: 0; pointer-events: none; }

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.5;
  animation: float 14s ease-in-out infinite alternate;
}
.orb-1 {
  width: 480px; height: 480px;
  background: radial-gradient(circle, rgba(34, 211, 238, 0.35), transparent 65%);
  top: -120px; right: -80px;
}
.orb-2 {
  width: 420px; height: 420px;
  background: radial-gradient(circle, rgba(129, 140, 248, 0.3), transparent 65%);
  bottom: -160px; left: -120px;
  animation-delay: -7s;
}

@keyframes float {
  from { transform: translate(0, 0) scale(1); }
  to { transform: translate(40px, -30px) scale(1.08); }
}

.grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, #000 30%, transparent 75%);
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 56px;
  align-items: center;
}

.eyebrow, .section-eyebrow {
  color: var(--accent);
  font-size: 0.82rem;
  letter-spacing: 0.02em;
  margin-bottom: 18px;
}
.section-eyebrow { margin-bottom: 14px; }

.hero-sub {
  margin-top: 22px;
  font-size: 1.08rem;
  max-width: 56ch;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.cta-micro { margin-top: 14px; font-size: 0.86rem; color: var(--muted); }

.trust-row {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 40px;
  margin-top: 40px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}
.trust-row li { display: flex; flex-direction: column; max-width: 200px; }
.trust-num {
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.2;
}
.trust-label { font-size: 0.82rem; color: var(--muted); line-height: 1.4; }

/* ---------- Терминал ---------- */
.terminal {
  background: #0a0e17;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.terminal-bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 13px 16px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.025);
}
.t-dot { width: 11px; height: 11px; border-radius: 50%; }
.t-dot.red { background: #ff5f57; }
.t-dot.yellow { background: #febc2e; }
.t-dot.green { background: #28c840; }
.terminal-title { margin-left: 10px; font-size: 0.75rem; color: var(--muted); }

.terminal-body {
  padding: 20px 18px 24px;
  font-size: 0.83rem;
  line-height: 1.9;
  min-height: 300px;
  color: #b7c2d8;
  white-space: pre-wrap;
}
.terminal-body .tl-prompt { color: var(--accent); }
.terminal-body .tl-ok { color: #34d399; }
.terminal-body .tl-hl { color: #fbbf24; }
.terminal-body .cursor {
  display: inline-block;
  width: 8px;
  height: 1.05em;
  background: var(--accent);
  vertical-align: text-bottom;
  animation: blink 1s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

/* ---------- Бегущая строка ---------- */
.marquee {
  border-block: 1px solid var(--line);
  padding: 14px 0;
  overflow: hidden;
  background: var(--bg-2);
}
.marquee-track {
  display: flex;
  gap: 28px;
  width: max-content;
  font-size: 0.82rem;
  color: var(--muted);
  animation: marquee 38s linear infinite;
}
@keyframes marquee {
  to { transform: translateX(-50%); }
}

/* ---------- Секции ---------- */
.section { padding: 96px 0; }
.section-alt { background: var(--bg-2); border-block: 1px solid var(--line); }

.section-sub {
  font-size: 1.05rem;
  max-width: 62ch;
  margin-bottom: 48px;
}

/* ---------- Карточки с подсветкой курсора ---------- */
.glow-card { position: relative; }
.glow-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 50%), rgba(34, 211, 238, 0.08), transparent 65%);
  opacity: 0;
  transition: opacity 0.35s ease;
  pointer-events: none;
}
.glow-card:hover::before { opacity: 1; }

/* ---------- Направления ---------- */
.cards-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.dir-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 28px 24px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  cursor: pointer;
  transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}
.dir-card:hover {
  transform: translateY(-6px);
  border-color: rgba(34, 211, 238, 0.4);
  background: var(--surface-2);
}
.dir-card p { font-size: 0.93rem; flex: 1; }

.dir-tag {
  align-self: flex-start;
  font-size: 0.72rem;
  color: var(--accent);
  border: 1px solid rgba(34, 211, 238, 0.3);
  border-radius: 999px;
  padding: 4px 12px;
  background: rgba(34, 211, 238, 0.06);
}

.dir-teen {
  font-size: 0.86rem !important;
  color: var(--accent) !important;
  border-left: 2px solid rgba(34, 211, 238, 0.4);
  padding-left: 12px;
  flex: none !important;
}

.dir-link {
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--accent);
}
.dir-link .arr { display: inline-block; transition: transform 0.2s ease; }
.dir-card:hover .arr { transform: translateX(5px); }

/* ---------- Таблица сравнения ---------- */
.compare-wrap { overflow-x: auto; }

.compare-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  font-size: 0.93rem;
}
.compare-table th, .compare-table td {
  padding: 16px 18px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
}
.compare-table tr:last-child td { border-bottom: 0; }
.compare-table thead th {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.025);
}
.compare-table tbody td:first-child {
  font-weight: 700;
  color: var(--text);
  min-width: 150px;
}
.compare-table td { color: var(--muted); }
.compare-table .col-ata {
  background: rgba(34, 211, 238, 0.055);
  color: var(--text);
  border-left: 1px solid rgba(34, 211, 238, 0.25);
}
.compare-table thead .col-ata { color: var(--accent); }

/* ---------- Команда ---------- */
.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.team-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 30px 26px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform 0.25s ease, border-color 0.25s ease;
}
.team-card:hover {
  transform: translateY(-6px);
  border-color: color-mix(in srgb, var(--tutor) 45%, transparent);
}

.avatar {
  width: 96px;
  aspect-ratio: 1 / 1;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 0 0 1px var(--line), 0 10px 30px rgba(0, 0, 0, 0.4);
}
.avatar svg { width: 100%; height: 100%; display: block; }
.avatar img { width: 100%; height: 100%; object-fit: cover; display: block; }

.team-role { font-size: 0.8rem; color: var(--tutor); }
.team-bio { font-size: 0.93rem; flex: 1; }

.team-stats {
  list-style: none;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.team-stats li {
  font-size: 0.78rem;
  color: var(--text);
  background: color-mix(in srgb, var(--tutor) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--tutor) 30%, transparent);
  border-radius: 8px;
  padding: 5px 11px;
}

.chips { display: flex; flex-wrap: wrap; gap: 7px; }
.chip {
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px 11px;
  background: var(--surface);
}

.team-fit {
  font-size: 0.9rem;
  border-left: 2px solid var(--tutor);
  padding-left: 14px;
}
.team-fit strong { color: var(--text); }

/* ---------- Шаги ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-top: 48px;
  counter-reset: step;
}

.step {
  position: relative;
  padding: 28px 24px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.step h3 { margin: 14px 0 10px; }
.step p { font-size: 0.92rem; }

.step-num {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent);
  background: rgba(34, 211, 238, 0.08);
  border: 1px solid rgba(34, 211, 238, 0.3);
  border-radius: 10px;
  padding: 6px 12px;
}

/* ---------- Чаты-отзывы ---------- */
.chats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.chat {
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.25s ease, border-color 0.25s ease;
}
.chat:hover {
  transform: translateY(-5px);
  border-color: color-mix(in srgb, var(--tutor) 40%, transparent);
}

.chat-head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 18px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.025);
}
.chat-head strong { display: block; font-size: 0.95rem; line-height: 1.3; }
.chat-meta { font-size: 0.78rem; color: var(--muted); }

.chat-ava {
  flex: none;
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  font-weight: 700;
  color: var(--bg);
  background: var(--tutor);
}

.chat-body {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 18px;
  flex: 1;
}

.chat-date {
  align-self: center;
  font-size: 0.72rem;
  color: var(--muted);
  background: var(--surface-2);
  border-radius: 999px;
  padding: 3px 12px;
}

.bubble {
  position: relative;
  max-width: 92%;
  align-self: flex-start;
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: 14px 14px 14px 4px;
  padding: 11px 14px;
  font-size: 0.9rem;
  color: var(--text);
  line-height: 1.5;
}

.chat .bubble { opacity: 0; transform: translateY(12px); }
.chat.chat-in .bubble {
  animation: bubbleIn 0.5s ease forwards;
}
.chat.chat-in .bubble:nth-of-type(2) { animation-delay: 0.35s; }
@keyframes bubbleIn {
  to { opacity: 1; transform: translateY(0); }
}

.chat-result {
  padding: 13px 18px;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--tutor);
  border-top: 1px solid var(--line);
  background: color-mix(in srgb, var(--tutor) 6%, transparent);
}

/* ---------- CTA после отзывов ---------- */
.results-cta {
  margin-top: 44px;
  text-align: center;
  display: grid;
  gap: 16px;
  justify-items: center;
}
.results-cta p {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text);
}

/* ---------- Квиз ---------- */
.quiz-wrap { max-width: 760px; }

.quiz {
  margin-top: 36px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 30px 34px;
}

.quiz-progress {
  height: 4px;
  border-radius: 999px;
  background: var(--surface-2);
  overflow: hidden;
  margin-bottom: 26px;
}
.quiz-bar {
  height: 100%;
  width: 0%;
  background: var(--grad);
  border-radius: inherit;
  transition: width 0.4s ease;
}

.quiz-q { font-family: var(--font-display); font-size: 1.15rem; margin-bottom: 20px; }
.quiz-step-label { font-size: 0.78rem; color: var(--accent); margin-bottom: 10px; display: block; }

.quiz-options { display: grid; gap: 10px; }
.quiz-option {
  text-align: left;
  padding: 15px 18px;
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.97rem;
  font-weight: 600;
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}
.quiz-option:hover {
  border-color: var(--accent);
  background: rgba(34, 211, 238, 0.07);
  transform: translateX(4px);
}

.quiz-result { text-align: center; }
.quiz-result .avatar { margin: 0 auto 18px; }
.quiz-result h3 { font-size: 1.4rem; margin-bottom: 6px; }
.quiz-result .quiz-tutor-role { color: var(--tutor, var(--accent)); font-size: 0.85rem; margin-bottom: 14px; }
.quiz-result p.quiz-why { max-width: 48ch; margin: 0 auto 24px; font-size: 0.97rem; }
.quiz-restart {
  margin-top: 14px;
  background: none;
  border: 0;
  color: var(--muted);
  font-size: 0.85rem;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.quiz-restart:hover { color: var(--text); }

/* ---------- Цены ---------- */
.rates {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 8px 26px;
  margin-bottom: 28px;
}
.rate-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 18px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
}
.rate-row:last-child { border-bottom: 0; }
.rate-name { font-weight: 700; font-size: 0.98rem; }
.rate-tutor { font-size: 0.78rem; color: var(--muted); font-weight: 500; white-space: nowrap; }
.rate-price { text-align: right; flex: none; }
.rate-price b {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text);
  display: block;
}
.rate-sept { display: block; font-size: 0.74rem; color: var(--muted); margin-top: 2px; }
.rate-row-start {
  margin: 0 -26px;
  padding-left: 26px;
  padding-right: 26px;
  background: color-mix(in srgb, var(--c-ilya) 6%, transparent);
  border-radius: 0 0 var(--radius) var(--radius);
}
.rate-row-start .rate-price b { color: var(--c-ilya); }

.price-context {
  max-width: 72ch;
  margin: 18px auto 0;
  font-size: 0.9rem;
  text-align: center;
  color: var(--muted);
}

.price-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  align-items: stretch;
}

.price-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 32px 28px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform 0.25s ease, border-color 0.25s ease;
}
.price-card:hover { transform: translateY(-6px); }

.price-featured {
  border-color: rgba(34, 211, 238, 0.45);
  background: linear-gradient(180deg, rgba(34, 211, 238, 0.07), var(--surface) 55%);
  box-shadow: 0 16px 50px rgba(34, 211, 238, 0.12);
}

.price-badge {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--grad);
  color: #051018;
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.03em;
  padding: 5px 16px;
  border-radius: 999px;
  white-space: nowrap;
}

.price-card h3 { font-family: var(--font-mono); font-size: 0.9rem; color: var(--muted); font-weight: 500; }

.price { display: flex; align-items: baseline; gap: 8px; }
.price-old {
  align-self: center;
  font-size: 1.05rem;
  color: var(--muted);
  text-decoration: line-through;
  text-decoration-color: rgba(151, 160, 179, 0.65);
}
.price-num {
  font-family: var(--font-display);
  font-size: 2.1rem;
  font-weight: 700;
  color: var(--text);
}
.price-per { color: var(--muted); font-size: 0.9rem; }

.price-feats { list-style: none; display: grid; gap: 10px; flex: 1; }
.price-feats li {
  position: relative;
  padding-left: 26px;
  font-size: 0.93rem;
  color: var(--muted);
}
.price-feats li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}

.price-note {
  margin-top: 26px;
  font-size: 0.86rem;
  text-align: center;
}

.price-lock {
  margin-top: 44px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 34px 36px;
  border-radius: var(--radius);
  border: 1px solid rgba(129, 140, 248, 0.4);
  background:
    radial-gradient(600px circle at 0% 0%, rgba(34, 211, 238, 0.12), transparent 60%),
    radial-gradient(600px circle at 100% 100%, rgba(129, 140, 248, 0.12), transparent 60%),
    var(--surface);
}
.price-lock h3 { font-size: 1.3rem; margin-bottom: 8px; }
.price-lock p { max-width: 56ch; }
.price-lock p strong { color: var(--text); }
.price-lock .btn { flex: none; }

/* ---------- FAQ ---------- */
.faq-wrap { max-width: 820px; }

.faq-list { display: grid; gap: 12px; margin-top: 40px; }

.faq-item {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: border-color 0.25s ease;
}
.faq-item[open] { border-color: rgba(34, 211, 238, 0.35); }

.faq-item summary {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 19px 22px;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 1.3rem;
  color: var(--accent);
  transition: transform 0.25s ease;
  flex: none;
}
.faq-item[open] summary::after { transform: rotate(45deg); }

.faq-item p {
  padding: 0 22px 20px;
  font-size: 0.95rem;
}

/* ---------- Контакт / форма ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 56px;
  align-items: start;
}

.contact-offer {
  margin-top: 14px;
  font-size: 0.82rem;
  color: var(--accent);
}

.contact-direct { margin-top: 30px; display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.contact-direct-label { width: 100%; font-size: 0.82rem; color: var(--accent); }

.lead-form {
  display: grid;
  gap: 18px;
  padding: 32px 30px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
}

.form-row { display: grid; gap: 8px; }
.form-row-2 { grid-template-columns: 1fr 1fr; gap: 14px; }
.form-row-2 > div { display: grid; gap: 8px; }

.lead-form label {
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--text);
}
.lead-form .opt { color: var(--muted); font-weight: 500; }

.lead-form input[type="text"],
.lead-form select,
.lead-form textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.97rem;
  padding: 13px 15px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.lead-form textarea { resize: vertical; min-height: 58px; }
.lead-form input:focus, .lead-form select:focus, .lead-form textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(34, 211, 238, 0.15);
}
.lead-form input.invalid { border-color: #f87171; }
.lead-form ::placeholder { color: #8b95a8; }

.lead-form select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%2397a0b3' stroke-width='2' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 15px center;
  padding-right: 38px;
}

.seg { display: flex; gap: 8px; flex-wrap: wrap; }
.seg-item { position: relative; }
.seg-item input { position: absolute; opacity: 0; pointer-events: none; }
.seg-item span {
  display: inline-block;
  padding: 9px 18px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--muted);
  cursor: pointer;
  transition: all 0.2s ease;
}
.seg-item input:checked + span {
  background: rgba(34, 211, 238, 0.12);
  border-color: var(--accent);
  color: var(--text);
}
.seg-item input:focus-visible + span { box-shadow: 0 0 0 3px rgba(34, 211, 238, 0.2); }

.form-fine { font-size: 0.74rem; line-height: 1.5; }

.form-consent {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 0.82rem !important;
  font-weight: 500 !important;
  color: var(--muted) !important;
  cursor: pointer;
}
.form-consent input {
  margin-top: 2px;
  width: 17px;
  height: 17px;
  flex: none;
  accent-color: var(--accent);
  cursor: pointer;
}
.form-consent a { color: var(--accent); text-decoration: underline; text-underline-offset: 2px; }
.form-consent.invalid span { color: #fca5a5; }

.form-status {
  display: none;
  padding: 13px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.92rem;
  font-weight: 600;
}
.form-status.ok {
  display: block;
  background: rgba(52, 211, 153, 0.1);
  border: 1px solid rgba(52, 211, 153, 0.4);
  color: #6ee7b7;
}
.form-status.err {
  display: block;
  background: rgba(248, 113, 113, 0.08);
  border: 1px solid rgba(248, 113, 113, 0.35);
  color: #fca5a5;
}

/* ---------- Подвал ---------- */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 40px 0;
  background: var(--bg-2);
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.footer-brand { display: flex; align-items: center; gap: 14px; font-size: 0.93rem; }
.footer-names { color: var(--muted); font-size: 0.82rem; }
.footer-nav { display: flex; gap: 22px; flex-wrap: wrap; }
.footer-nav a { color: var(--muted); font-size: 0.9rem; font-weight: 600; }
.footer-nav a:hover { color: var(--text); }
.footer-copy { color: var(--muted); font-size: 0.78rem; }
.footer-req { color: var(--muted); font-size: 0.76rem; width: 100%; opacity: 0.8; }

/* ---------- Плавающая мобильная панель CTA ---------- */
.mobile-cta {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 90;
  display: none;
  gap: 10px;
  padding: 10px 14px calc(10px + env(safe-area-inset-bottom, 0px));
  background: rgba(7, 9, 15, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-top: 1px solid var(--line);
  transform: translateY(110%);
  transition: transform 0.3s ease;
}
.mobile-cta .btn-primary { flex: 1; }
.mobile-cta.show { transform: translateY(0); }

/* ---------- Анимации появления ---------- */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.in { opacity: 1; transform: none; }
.reveal.d-1 { transition-delay: 0.1s; }
.reveal.d-2 { transition-delay: 0.2s; }
.reveal.d-3 { transition-delay: 0.3s; }
.reveal.d-4 { transition-delay: 0.4s; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .orb, .marquee-track { animation: none; }
  .chat .bubble { opacity: 1; transform: none; animation: none; }
}

/* ============================================================
   Адаптив
   ============================================================ */

@media (max-width: 1080px) {
  .cards-4 { grid-template-columns: repeat(2, 1fr); }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { max-width: 560px; }
  .chats-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 880px) {
  .team-grid { grid-template-columns: 1fr; max-width: 540px; margin-inline: auto; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .price-grid { grid-template-columns: 1fr; max-width: 460px; margin-inline: auto; }
  .price-featured { order: -1; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .price-lock { flex-direction: column; align-items: flex-start; }

  /* Таблица сравнения → карточки */
  .compare-table thead { display: none; }
  .compare-table, .compare-table tbody, .compare-table tr, .compare-table td { display: block; width: 100%; }
  .compare-table tr { border-bottom: 8px solid transparent; }
  .compare-table td { border-bottom: 0; padding: 8px 18px; }
  .compare-table tbody td:first-child {
    padding-top: 18px;
    font-family: var(--font-display);
    font-size: 0.95rem;
  }
  .compare-table td:not(:first-child)::before {
    content: attr(data-label) ": ";
    font-weight: 700;
    color: var(--text);
  }
  .compare-table .col-ata { border-left: 0; border-radius: 0; padding-bottom: 18px; }
}

/* Шапка: мобильное меню включается уже с 960px — полное меню с тремя фамилиями
   в логотипе не помещается на планшетах 721–900px */
@media (max-width: 960px) {
  .site-nav {
    position: fixed;
    top: var(--header-h);
    left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: rgba(7, 9, 15, 0.97);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--line);
    padding: 12px 24px 20px;
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease, transform 0.25s ease;
  }
  .site-nav.open { opacity: 1; transform: none; pointer-events: auto; }
  .site-nav > a:not(.btn) { padding: 13px 4px; border-bottom: 1px solid var(--line); }
  .nav-cta { margin-top: 16px; }
  .burger { display: flex; }
}

@media (max-width: 720px) {
  body { font-size: 16px; padding-bottom: 68px; }
  .section { padding: 64px 0; }
  .container { width: min(1180px, 100% - 36px); }

  .mobile-cta { display: flex; }

  .hero { padding-top: calc(var(--header-h) + 40px); }
  .hero-cta .btn { width: 100%; }
  .trust-row { gap: 18px 28px; }
  .trust-num { font-size: 1.4rem; }

  .cards-4 { grid-template-columns: 1fr; }
  .chats-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .form-row-2 { grid-template-columns: 1fr; }
  .quiz { padding: 22px 18px 26px; }
  .price-lock { padding: 26px 22px; }
  .terminal-body { min-height: 260px; font-size: 0.78rem; }

  .rates { padding: 8px 18px; }
  .rate-row { flex-direction: column; gap: 4px; }
  .rate-price { text-align: left; }
  .rate-price b { display: inline; margin-right: 10px; }
  .rate-sept { display: inline; }
  .rate-row-start { margin: 0 -18px; padding-left: 18px; padding-right: 18px; }

  .footer-inner { flex-direction: column; align-items: flex-start; }
}