/* =========================================================================
   EpicAI — Лендинг «Текст в аудио» (озвучка текста нейросетью, GPT-4o mini TTS)
   BEM, префикс .tta-  (text to audio). Подключается ТОЛЬКО на этой странице.
   Палитра и типографика — общие с дизайн-системой сайта (см. audio_to_text.css).
   ========================================================================= */
@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500;700&display=swap');

.tta-page {
  /* токены страницы — не трогают глобальные переменные сайта */
  --tta-red: #e30613;
  --tta-yellow: #fffc0d;
  --tta-black: #1a1a1a;
  --tta-black-alt: #161616;
  --tta-panel: #232323;
  --tta-panel-2: #2b2b2b;
  --tta-soft-black: #313131;
  --tta-line: #3a3a3a;
  --tta-gray: #e5e5e5;
  --tta-gray-dim: #a9a9a9;
  --tta-gray-faint: #777;
  --tta-white: #fff;
  --tta-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;

  font-family: 'Manrope', -apple-system, 'Segoe UI', Roboto, sans-serif;
  color: var(--tta-gray);
  background: var(--tta-black);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
.tta-page *,
.tta-page *::before,
.tta-page *::after { box-sizing: border-box; }

.tta-container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding-left: 20px;
  padding-right: 20px;
}

/* --- атомы -------------------------------------------------------------- */
.tta-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--tta-gray-dim);
  margin: 0 0 18px;
}
.tta-eyebrow::before {
  content: "";
  width: 26px;
  height: 2px;
  background: var(--tta-red);
}

.tta-section { padding: 86px 0; position: relative; }
.tta-section--alt { background: var(--tta-black-alt); }
.tta-section__head { max-width: 740px; margin: 0 0 46px; }
.tta-section__head--center { margin-left: auto; margin-right: auto; text-align: center; }
.tta-section__head--center .tta-eyebrow { justify-content: center; }
.tta-section__title {
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.08;
  font-weight: 800;
  color: var(--tta-white);
  letter-spacing: -.02em;
  margin: 0 0 16px;
  text-wrap: balance;
}
.tta-section__sub {
  font-size: 17px;
  line-height: 1.6;
  color: var(--tta-gray-dim);
  margin: 0;
}
.tta-section__sub b { color: var(--tta-gray); }

/* --- кнопки ------------------------------------------------------------- */
.tta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: inherit;
  font-weight: 700;
  font-size: 16px;
  line-height: 1;
  text-decoration: none;
  border: 0;
  border-radius: 12px;
  padding: 17px 30px;
  cursor: pointer;
  transition: transform .15s ease, background .2s ease, box-shadow .2s ease, color .2s ease, border-color .2s ease;
  white-space: nowrap;
}
.tta-btn:active { transform: translateY(1px); }
.tta-btn:focus-visible { outline: 2px solid var(--tta-yellow); outline-offset: 3px; }
.tta-btn--primary {
  background: var(--tta-red);
  color: var(--tta-white);
  box-shadow: 0 12px 30px -10px rgba(227, 6, 19, .65);
}
.tta-btn--primary:hover { background: #ff1626; box-shadow: 0 16px 38px -10px rgba(227, 6, 19, .8); }
.tta-btn--ghost {
  background: transparent;
  color: var(--tta-white);
  border: 1.5px solid var(--tta-line);
}
.tta-btn--ghost:hover { border-color: var(--tta-gray-dim); background: rgba(255,255,255,.04); }
.tta-btn--block { width: 100%; }
.tta-btn--lg { padding: 19px 36px; font-size: 17px; }
.tta-btn__sub {
  display: block;
  font-size: 11px;
  font-weight: 600;
  opacity: .85;
  margin-top: 5px;
  letter-spacing: .02em;
}
.tta-btn--primary .tta-btn__icon { transition: transform .2s ease; }
.tta-btn--primary:hover .tta-btn__icon { transform: translateX(3px); }

/* =========================================================================
   HERO
   ========================================================================= */
.tta-hero {
  position: relative;
  overflow: hidden;
  padding: 72px 0 64px;
  background:
    radial-gradient(900px 460px at 80% -10%, rgba(227,6,19,.2), transparent 60%),
    radial-gradient(700px 500px at 5% 110%, rgba(255,252,13,.07), transparent 55%),
    var(--tta-black);
  border-bottom: 1px solid var(--tta-line);
}
.tta-hero__grid {
  display: grid;
  grid-template-columns: 1.02fr .98fr;
  gap: 54px;
  align-items: center;
}
.tta-hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  background: rgba(227,6,19,.12);
  border: 1px solid rgba(227,6,19,.45);
  color: #ff8a92;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .02em;
  padding: 8px 14px;
  border-radius: 100px;
  margin: 0 0 22px;
}
.tta-hero__badge .tta-rec {
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--tta-red);
  box-shadow: 0 0 0 0 rgba(227,6,19,.7);
  animation: tta-pulse 1.9s infinite;
}
@keyframes tta-pulse {
  0% { box-shadow: 0 0 0 0 rgba(227,6,19,.6); }
  70% { box-shadow: 0 0 0 9px rgba(227,6,19,0); }
  100% { box-shadow: 0 0 0 0 rgba(227,6,19,0); }
}
.tta-hero__title {
  font-size: clamp(32px, 5vw, 56px);
  line-height: 1.04;
  font-weight: 800;
  letter-spacing: -.025em;
  color: var(--tta-white);
  margin: 0 0 22px;
  text-wrap: balance;
}
.tta-hero__title span { color: var(--tta-red); }
.tta-hero__lead {
  font-size: 18px;
  line-height: 1.62;
  color: var(--tta-gray);
  margin: 0 0 30px;
  max-width: 560px;
}
.tta-hero__lead b { color: var(--tta-white); font-weight: 700; }
.tta-hero__cta { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 28px; }
.tta-hero__chips { display: flex; flex-wrap: wrap; gap: 10px 22px; }
.tta-hero__chip {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: 14px;
  font-weight: 600;
  color: var(--tta-gray-dim);
}

/* --- консоль озвучки в hero ---------------------------------------------- */
.tta-console {
  background: var(--tta-panel);
  border: 1px solid var(--tta-line);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 40px 80px -40px rgba(0,0,0,.95);
}
.tta-console__bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 16px;
  background: #1d1d1d;
  border-bottom: 1px solid var(--tta-line);
}
.tta-console__file {
  display: flex;
  align-items: center;
  gap: 9px;
  font-family: var(--tta-mono);
  font-size: 12.5px;
  color: var(--tta-gray-dim);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.tta-console__file svg { flex: none; }
.tta-console__tag {
  margin-left: auto;
  flex: none;
  font-family: var(--tta-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--tta-yellow);
  background: rgba(255,252,13,.1);
  border: 1px solid rgba(255,252,13,.28);
  padding: 4px 9px;
  border-radius: 6px;
}
.tta-console__body { padding: 20px 20px 4px; }

/* текст, который «читает» нейросеть */
.tta-script { font-size: 15.5px; line-height: 1.75; color: var(--tta-gray-dim); margin: 0 0 18px; }
.tta-script span { border-radius: 3px; padding: 0 1px; transition: background .12s ease, color .12s ease; }
.tta-script span.is-said { color: var(--tta-gray); }
.tta-script span.is-lit { background: rgba(255,252,13,.9); color: #1a1a1a; }

/* эквалайзер */
.tta-eq {
  display: flex;
  align-items: center;
  gap: 3px;
  height: 44px;
  margin-bottom: 16px;
}
.tta-eq__bar {
  flex: 1 1 auto;
  min-width: 2px;
  height: 14%;
  border-radius: 2px;
  background: var(--tta-red);
  opacity: .55;
  transition: height .12s ease, opacity .12s ease;
}
.tta-eq__bar.is-active { opacity: 1; }

.tta-console__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--tta-mono);
  font-size: 12px;
  color: var(--tta-gray-faint);
  padding-bottom: 16px;
  margin-bottom: 4px;
  border-bottom: 1px dashed var(--tta-line);
}
.tta-console__meta b { color: var(--tta-gray-dim); font-weight: 500; }

/* голоса */
.tta-voices {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 16px 20px 20px;
}
.tta-voice {
  font-family: inherit;
  font-size: 12.5px;
  font-weight: 700;
  color: var(--tta-gray-dim);
  background: #262626;
  border: 1px solid var(--tta-line);
  border-radius: 100px;
  padding: 7px 13px;
  cursor: pointer;
  transition: color .15s ease, border-color .15s ease, background .15s ease;
}
.tta-voice:hover { color: var(--tta-white); border-color: var(--tta-gray-faint); }
.tta-voice.is-active { color: var(--tta-black); background: var(--tta-yellow); border-color: var(--tta-yellow); }

.tta-console__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  padding: 14px 20px;
  background: #1d1d1d;
  border-top: 1px solid var(--tta-line);
}
.tta-console__exports { display: flex; gap: 8px; }
.tta-chipfile {
  font-family: var(--tta-mono);
  font-size: 11.5px;
  font-weight: 700;
  color: var(--tta-gray-dim);
  border: 1px solid var(--tta-line);
  background: #262626;
  padding: 5px 10px;
  border-radius: 6px;
}
.tta-console__hint { font-size: 12px; color: var(--tta-gray-faint); margin: 0; }

/* =========================================================================
   ВОЗМОЖНОСТИ
   ========================================================================= */
.tta-feats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.tta-feat {
  background: var(--tta-panel);
  border: 1px solid var(--tta-line);
  border-radius: 16px;
  padding: 28px 26px;
  transition: border-color .2s ease, transform .2s ease;
}
.tta-feat:hover { border-color: rgba(227,6,19,.5); transform: translateY(-3px); }
.tta-feat__ic {
  width: 44px; height: 44px;
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(227,6,19,.12);
  border: 1px solid rgba(227,6,19,.32);
  margin-bottom: 18px;
}
.tta-feat__title { font-size: 19px; font-weight: 700; color: var(--tta-white); margin: 0 0 10px; }
.tta-feat__text { font-size: 15px; line-height: 1.6; color: var(--tta-gray-dim); margin: 0; }
.tta-feat__text b { color: var(--tta-gray); }

/* =========================================================================
   ГОЛОСА
   ========================================================================= */
.tta-vgrid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.tta-vcard {
  background: var(--tta-soft-black);
  border: 1px solid var(--tta-line);
  border-radius: 14px;
  padding: 20px;
  cursor: pointer;
  transition: border-color .2s ease, background .2s ease, transform .2s ease;
}
.tta-vcard:hover { border-color: rgba(255,252,13,.4); transform: translateY(-2px); }
.tta-vcard.is-picked { border-color: var(--tta-yellow); background: #3a381a; }
.tta-vcard__top { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 8px; }
.tta-vcard__name { font-size: 16px; font-weight: 800; color: var(--tta-white); margin: 0; }
.tta-vcard__default {
  font-size: 9.5px; font-weight: 800; letter-spacing: .06em; text-transform: uppercase;
  color: var(--tta-black); background: var(--tta-yellow);
  padding: 3px 7px; border-radius: 5px; white-space: nowrap;
}
.tta-vcard__desc { font-size: 13.5px; line-height: 1.5; color: var(--tta-gray-dim); margin: 0 0 14px; }
.tta-vcard__audio { width: 100%; height: 36px; display: block; accent-color: var(--tta-red); }
.tta-vgrid__note {
  position: relative;
  margin: 32px 0 0;
  padding: 16px 22px 16px 26px;
  font-size: 13.5px;
  line-height: 1.6;
  font-style: italic;
  color: var(--tta-gray-dim);
  background: var(--tta-soft-black);
  border: 1px solid var(--tta-line);
  border-radius: 12px;
}
.tta-vgrid__note::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  border-radius: 3px;
  background: var(--tta-red);
}
.tta-vgrid__note b { color: var(--tta-gray); font-style: normal; font-weight: 700; }

/* =========================================================================
   КАЛЬКУЛЯТОР
   ========================================================================= */
.tta-calc {
  display: grid;
  grid-template-columns: 1.12fr .88fr;
  gap: 0;
  background: var(--tta-panel);
  border: 1px solid var(--tta-line);
  border-radius: 20px;
  overflow: hidden;
}
.tta-calc__pane { padding: 34px 34px 30px; }
.tta-calc__label {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 18px;
}
.tta-calc__label span { font-size: 15px; font-weight: 600; color: var(--tta-gray-dim); }
.tta-calc__val { font-family: var(--tta-mono); font-size: 26px; font-weight: 700; color: var(--tta-white); }

.tta-range {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 100px;
  background: #3f3f3f;
  outline: none;
  margin: 0 0 10px;
}
.tta-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 24px; height: 24px;
  border-radius: 50%;
  background: var(--tta-red);
  border: 3px solid #1a1a1a;
  box-shadow: 0 0 0 1px var(--tta-red), 0 6px 16px -4px rgba(227,6,19,.8);
  cursor: pointer;
}
.tta-range::-moz-range-thumb {
  width: 24px; height: 24px;
  border-radius: 50%;
  background: var(--tta-red);
  border: 3px solid #1a1a1a;
  box-shadow: 0 0 0 1px var(--tta-red), 0 6px 16px -4px rgba(227,6,19,.8);
  cursor: pointer;
}
.tta-range:focus-visible { outline: 2px solid var(--tta-yellow); outline-offset: 4px; }
.tta-range__scale {
  display: flex;
  justify-content: space-between;
  font-family: var(--tta-mono);
  font-size: 11.5px;
  color: var(--tta-gray-faint);
  margin-bottom: 26px;
}
.tta-calc__presets { display: flex; flex-wrap: wrap; gap: 10px; }
.tta-preset {
  font-family: inherit;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--tta-gray-dim);
  background: #292929;
  border: 1px solid var(--tta-line);
  border-radius: 100px;
  padding: 9px 16px;
  cursor: pointer;
  transition: color .15s ease, border-color .15s ease, background .15s ease;
}
.tta-preset:hover { color: var(--tta-white); border-color: var(--tta-gray-faint); }
.tta-preset.is-active { color: var(--tta-black); background: var(--tta-yellow); border-color: var(--tta-yellow); }

.tta-calc__out {
  padding: 34px;
  background: linear-gradient(180deg, rgba(227,6,19,.14), rgba(227,6,19,.03)), #1d1d1d;
  border-left: 1px solid var(--tta-line);
  display: flex;
  flex-direction: column;
}
.tta-calc__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 13px 0;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.tta-calc__row:last-of-type { border-bottom: 0; }
.tta-calc__row dt { font-size: 14.5px; color: var(--tta-gray-dim); margin: 0; }
.tta-calc__row dd {
  font-family: var(--tta-mono);
  font-variant-numeric: tabular-nums;
  font-size: 17px;
  font-weight: 700;
  color: var(--tta-white);
  margin: 0;
  white-space: nowrap;
}
.tta-calc__row--total dd { color: var(--tta-yellow); font-size: 22px; }
.tta-calc__free {
  margin: 18px 0 20px;
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--tta-gray-dim);
  background: rgba(255,252,13,.07);
  border: 1px solid rgba(255,252,13,.26);
  border-radius: 11px;
  padding: 13px 15px;
}
.tta-calc__free b { color: var(--tta-yellow); }
.tta-calc__out .tta-btn { margin-top: auto; }

/* =========================================================================
   ШАГИ
   ========================================================================= */
.tta-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.tta-step {
  background: var(--tta-panel);
  border: 1px solid var(--tta-line);
  border-radius: 16px;
  padding: 30px 26px;
}
.tta-step__time {
  display: inline-block;
  font-family: var(--tta-mono);
  font-size: 12.5px;
  font-weight: 700;
  color: var(--tta-red);
  border: 1.5px solid rgba(227,6,19,.4);
  border-radius: 8px;
  padding: 7px 12px;
  margin-bottom: 20px;
}
.tta-step__title { font-size: 19px; font-weight: 700; color: var(--tta-white); margin: 0 0 10px; }
.tta-step__text { font-size: 15px; line-height: 1.6; color: var(--tta-gray-dim); margin: 0; }
.tta-step__text b { color: var(--tta-yellow); }

/* =========================================================================
   СЦЕНАРИИ
   ========================================================================= */
.tta-cases { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.tta-case {
  background: var(--tta-soft-black);
  border: 1px solid var(--tta-line);
  border-radius: 14px;
  padding: 22px 20px;
  transition: border-color .2s ease, background .2s ease;
}
.tta-case:hover { border-color: rgba(255,252,13,.4); background: #363636; }
.tta-case__who { font-size: 16px; font-weight: 700; color: var(--tta-white); margin: 0 0 8px; }
.tta-case__what { font-size: 14px; line-height: 1.55; color: var(--tta-gray-dim); margin: 0; }

/* =========================================================================
   ТОКЕНЫ
   ========================================================================= */
.tta-tokens { display: grid; grid-template-columns: 1.15fr .85fr; gap: 40px; align-items: start; }
.tta-tokens__list { display: flex; flex-direction: column; gap: 12px; }
.tta-trow {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 18px;
  background: var(--tta-soft-black);
  border: 1px solid var(--tta-line);
  border-radius: 12px;
  padding: 16px 20px;
  transition: border-color .15s ease, transform .15s ease;
}
.tta-trow:hover { border-color: var(--tta-yellow); transform: translateX(3px); }
.tta-trow__left { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.tta-trow__amount { font-size: 18px; font-weight: 800; color: var(--tta-white); }
.tta-trow__amount span { color: var(--tta-yellow); }
.tta-trow__amount small { font-weight: 600; font-size: 13px; color: var(--tta-gray-dim); }
.tta-trow__hours {
  font-family: var(--tta-mono);
  font-size: 12px; font-weight: 700; color: var(--tta-yellow);
  background: rgba(255,252,13,.1); border: 1px solid rgba(255,252,13,.3);
  padding: 4px 10px; border-radius: 100px; white-space: nowrap;
}
.tta-trow__price {
  font-family: var(--tta-mono);
  font-variant-numeric: tabular-nums;
  font-size: 17px; font-weight: 700; color: var(--tta-white); white-space: nowrap;
}
.tta-tokens__aside {
  background: var(--tta-panel);
  border: 1px solid var(--tta-line);
  border-radius: 16px;
  padding: 28px;
}
.tta-tokens__free {
  background: linear-gradient(180deg, rgba(227,6,19,.16), rgba(227,6,19,.04));
  border: 1px solid rgba(227,6,19,.4);
  border-radius: 14px;
  padding: 22px;
  margin-bottom: 22px;
}
.tta-tokens__free h3 { margin: 0 0 6px; font-size: 16px; color: var(--tta-white); font-weight: 700; }
.tta-tokens__big { font-family: var(--tta-mono); font-size: 32px; font-weight: 700; color: var(--tta-yellow); line-height: 1; margin: 10px 0 4px; }
.tta-tokens__free p { margin: 8px 0 0; font-size: 13.5px; color: var(--tta-gray-dim); line-height: 1.5; }
.tta-tokens__free p b { color: var(--tta-yellow); }
.tta-tokens__desc { font-size: 14px; line-height: 1.65; color: var(--tta-gray-dim); margin: 0 0 16px; }
.tta-tokens__desc b { color: var(--tta-gray); }

/* =========================================================================
   SEO-ТЕКСТ
   ========================================================================= */
.tta-seo { display: grid; grid-template-columns: 1fr 1fr; gap: 40px 56px; }
.tta-seo__block h3 { font-size: 21px; font-weight: 800; color: var(--tta-white); margin: 0 0 14px; letter-spacing: -.01em; }
.tta-seo__block p { font-size: 15.5px; line-height: 1.72; color: var(--tta-gray-dim); margin: 0 0 14px; }
.tta-seo__block p:last-child { margin-bottom: 0; }
.tta-seo__block b { color: var(--tta-gray); font-weight: 700; }
.tta-seo__block a { color: var(--tta-yellow); text-decoration: none; border-bottom: 1px solid rgba(255,252,13,.4); }
.tta-seo__list { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.tta-seo__list li { position: relative; padding-left: 26px; font-size: 15.5px; line-height: 1.55; color: var(--tta-gray-dim); }
.tta-seo__list li::before { content: "→"; position: absolute; left: 0; color: var(--tta-red); font-weight: 700; }

/* таблица характеристик */
.tta-specs { width: 100%; border-collapse: collapse; font-size: 14.5px; }
.tta-specs th, .tta-specs td { text-align: left; padding: 13px 14px; border-bottom: 1px solid var(--tta-line); }
.tta-specs th { width: 40%; color: var(--tta-gray-dim); font-weight: 600; }
.tta-specs td { color: var(--tta-white); font-family: var(--tta-mono); font-size: 13.5px; }
.tta-specs tr:last-child th, .tta-specs tr:last-child td { border-bottom: 0; }
.tta-specs__wrap {
  overflow-x: auto;
  background: var(--tta-panel);
  border: 1px solid var(--tta-line);
  border-radius: 16px;
  padding: 8px 12px;
}

/* =========================================================================
   FAQ
   ========================================================================= */
.tta-faq { max-width: 880px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.tta-faq__item {
  background: var(--tta-soft-black);
  border: 1px solid var(--tta-line);
  border-radius: 14px;
  overflow: hidden;
  transition: border-color .2s ease;
}
.tta-faq__item.is-open { border-color: rgba(255,252,13,.4); }
.tta-faq__q {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  width: 100%; text-align: left; cursor: pointer;
  font-family: inherit; font-size: 17px; font-weight: 700; color: var(--tta-white);
  background: transparent; border: 0; padding: 22px 24px;
}
.tta-faq__q:focus-visible { outline: 2px solid var(--tta-yellow); outline-offset: -3px; }
.tta-faq__ic { flex: none; width: 22px; height: 22px; position: relative; }
.tta-faq__ic::before, .tta-faq__ic::after {
  content: ""; position: absolute; background: var(--tta-red); border-radius: 2px;
  top: 50%; left: 50%; transform: translate(-50%,-50%);
}
.tta-faq__ic::before { width: 14px; height: 2.5px; }
.tta-faq__ic::after { width: 2.5px; height: 14px; transition: transform .25s ease; }
.tta-faq__item.is-open .tta-faq__ic::after { transform: translate(-50%,-50%) scaleY(0); }
.tta-faq__a { max-height: 0; overflow: hidden; transition: max-height .3s ease; }
.tta-faq__a p { margin: 0; padding: 0 24px 22px; font-size: 15px; line-height: 1.65; color: var(--tta-gray-dim); }
.tta-faq__a b { color: var(--tta-gray); }

/* =========================================================================
   ФИНАЛЬНЫЙ CTA
   ========================================================================= */
.tta-final {
  position: relative;
  overflow: hidden;
  border-radius: 24px;
  padding: 64px 48px;
  text-align: center;
  background:
    radial-gradient(600px 300px at 50% 0%, rgba(227,6,19,.28), transparent 60%),
    linear-gradient(180deg, #242424, #1a1a1a);
  border: 1px solid var(--tta-line);
}
.tta-final__title { font-size: clamp(28px, 4vw, 46px); font-weight: 800; letter-spacing: -.02em; color: var(--tta-white); margin: 0 0 16px; text-wrap: balance; }
.tta-final__title span { color: var(--tta-red); }
.tta-final__sub { font-size: 18px; color: var(--tta-gray-dim); margin: 0 auto 30px; max-width: 600px; line-height: 1.6; }
.tta-final__cta { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; }
.tta-final__note { margin: 22px 0 0; font-size: 13px; color: var(--tta-gray-faint); }

/* =========================================================================
   АДАПТИВ
   ========================================================================= */
@media (max-width: 1024px) {
  .tta-feats { grid-template-columns: repeat(2, 1fr); }
  .tta-vgrid { grid-template-columns: repeat(2, 1fr); }
  .tta-cases { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 980px) {
  .tta-hero__grid { grid-template-columns: 1fr; gap: 40px; }
  .tta-calc { grid-template-columns: 1fr; }
  .tta-calc__out { border-left: 0; border-top: 1px solid var(--tta-line); }
  .tta-tokens { grid-template-columns: 1fr; gap: 28px; }
  .tta-seo { grid-template-columns: 1fr; gap: 30px; }
}
@media (max-width: 720px) {
  .tta-section { padding: 60px 0; }
  .tta-hero { padding: 48px 0 56px; }
  .tta-hero__cta .tta-btn { width: 100%; }
  .tta-feats { grid-template-columns: 1fr; }
  .tta-vgrid { grid-template-columns: 1fr; }
  .tta-steps { grid-template-columns: 1fr; }
  .tta-calc__pane, .tta-calc__out { padding: 26px 22px; }
  .tta-final { padding: 44px 22px; }
}
@media (max-width: 460px) {
  .tta-cases { grid-template-columns: 1fr; }
  .tta-trow { grid-template-columns: 1fr; }
  .tta-trow__price { justify-self: start; }
  .tta-console__foot { justify-content: flex-start; }
}

/* --- уважение к prefers-reduced-motion ---------------------------------- */
@media (prefers-reduced-motion: reduce) {
  .tta-page *, .tta-page *::before, .tta-page *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
}