:root {
  --bg: #ffffff;
  --bg-subtle: #F7F8FB;
  --bg-dark: #0A0A23;
  --text: #0A0A23;
  --text-muted: #5E6772;
  --text-light: #8A93A0;
  --border: #E8EAF0;
  --border-strong: #D4D8E2;
  --accent: #4A7CF6;
  --accent-dark: #2D5BDE;
  --accent-soft: #EEF3FF;
  --success: #10B981;
  --warning: #F59E0B;
  --danger: #EF4444;
  --radius: 12px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 2px rgba(10, 10, 35, 0.04);
  --shadow: 0 4px 14px rgba(10, 10, 35, 0.06);
  --shadow-lg: 0 12px 40px rgba(10, 10, 35, 0.08);
  --container: 1200px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-dark); }

/* ---------- HEADER ---------- */
.lp-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(180%) blur(16px);
  border-bottom: 1px solid var(--border);
}
.lp-header__inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px;
}
.lp-logo {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; color: var(--text);
}
.lp-logo__mark {
  width: 36px; height: 36px; border-radius: 9px;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 700; font-size: 18px;
}
.lp-logo__text { display: flex; flex-direction: column; line-height: 1.15; }
.lp-logo__name { font-weight: 700; font-size: 16px; letter-spacing: -0.01em; }
.lp-logo__slogan { font-size: 11px; color: var(--text-muted); }

.lp-nav { display: flex; align-items: center; gap: 28px; }
.lp-nav__link {
  color: var(--text-muted); font-size: 14px; font-weight: 500;
  text-decoration: none; transition: color .15s;
}
.lp-nav__link:hover { color: var(--text); }

.lp-nav__actions { display: flex; align-items: center; gap: 10px; }

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 11px 20px; border-radius: 10px; border: 1px solid transparent;
  font-size: 14px; font-weight: 600; line-height: 1;
  text-decoration: none; cursor: pointer; transition: all .15s;
  white-space: nowrap;
}
.btn--primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: #fff; box-shadow: 0 4px 14px rgba(74, 124, 246, 0.35);
}
.btn--primary:hover { color: #fff; transform: translateY(-1px); box-shadow: 0 6px 20px rgba(74, 124, 246, 0.45); }
.btn--ghost {
  background: transparent; color: var(--text); border-color: var(--border-strong);
}
.btn--ghost:hover { background: var(--bg-subtle); color: var(--text); }
.btn--light {
  background: #fff; color: var(--text); border-color: var(--border);
}
.btn--light:hover { background: var(--bg-subtle); color: var(--text); }
.btn--lg { padding: 15px 26px; font-size: 15px; border-radius: 12px; }
.btn--block { width: 100%; }

/* ---------- HERO ---------- */
.hero {
  padding: 100px 0 80px;
  background:
    radial-gradient(circle at 80% 20%, rgba(74,124,246,0.08), transparent 50%),
    radial-gradient(circle at 20% 70%, rgba(74,124,246,0.05), transparent 40%);
}
.hero__inner { max-width: 900px; }
.hero__eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px; border-radius: 100px;
  background: var(--accent-soft); color: var(--accent-dark);
  font-size: 13px; font-weight: 600;
  margin-bottom: 24px;
}
.hero__title {
  font-size: clamp(36px, 5.5vw, 64px);
  line-height: 1.08; font-weight: 800;
  letter-spacing: -0.025em;
  margin-bottom: 20px;
}
.hero__title span {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero__subtitle {
  font-size: 19px; line-height: 1.55; color: var(--text-muted);
  max-width: 680px; margin-bottom: 36px;
}
.hero__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 32px; }
.hero__trust { display: flex; flex-wrap: wrap; gap: 24px; }
.hero__trust-item {
  display: flex; align-items: center; gap: 8px;
  color: var(--text-muted); font-size: 14px;
}
.hero__trust-item i { color: var(--success); font-size: 14px; }

/* ---------- SECTIONS ---------- */
.section { padding: 96px 0; }
.section--subtle { background: var(--bg-subtle); }
.section__head { max-width: 720px; margin: 0 auto 56px; text-align: center; }
.section__eyebrow {
  display: inline-block; padding: 5px 12px; border-radius: 100px;
  background: var(--accent-soft); color: var(--accent-dark);
  font-size: 12px; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.05em; margin-bottom: 16px;
}
.section__title {
  font-size: clamp(28px, 3.6vw, 44px);
  line-height: 1.15; font-weight: 800;
  letter-spacing: -0.02em; margin-bottom: 16px;
}
.section__subtitle {
  font-size: 18px; line-height: 1.55; color: var(--text-muted);
}

/* ---------- AUDIENCE ---------- */
.audience-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.audience-card {
  padding: 32px; border-radius: var(--radius-lg);
  background: #fff; border: 1px solid var(--border);
  transition: all .2s;
}
.audience-card:hover { border-color: var(--accent); box-shadow: var(--shadow); transform: translateY(-2px); }
.audience-card__icon {
  width: 52px; height: 52px; border-radius: 12px;
  background: var(--accent-soft); color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; margin-bottom: 20px;
}
.audience-card__title { font-size: 19px; font-weight: 700; margin-bottom: 10px; }
.audience-card__text { color: var(--text-muted); font-size: 15px; line-height: 1.55; }

/* ---------- FEATURES ---------- */
.features-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}
.feature {
  padding: 28px; border-radius: var(--radius-lg);
  background: #fff; border: 1px solid var(--border);
}
.feature__icon {
  width: 44px; height: 44px; border-radius: 10px;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: #fff; display: flex; align-items: center; justify-content: center;
  font-size: 18px; margin-bottom: 18px;
}
.feature__title { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.feature__text { font-size: 14px; line-height: 1.6; color: var(--text-muted); }

/* ---------- STEPS ---------- */
.steps-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
  counter-reset: step-counter;
}
.step {
  padding: 28px; border-radius: var(--radius-lg);
  background: #fff; border: 1px solid var(--border);
  position: relative;
}
.step__num {
  width: 36px; height: 36px; border-radius: 9px;
  background: var(--accent-soft); color: var(--accent-dark);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 15px; margin-bottom: 18px;
}
.step__title { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.step__text { font-size: 14px; line-height: 1.55; color: var(--text-muted); }

/* ---------- EXAMPLES ---------- */
.examples-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px;
}
.example {
  border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid var(--border); background: #fff;
  transition: all .2s; display: flex; flex-direction: column;
}
.example:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.example__preview {
  aspect-ratio: 16 / 10; overflow: hidden; position: relative;
  border-bottom: 1px solid var(--border);
}
.example__iframe-scale {
  position: absolute; top: 0; left: 0;
  width: 1600px; height: 1000px;
  transform: scale(0.4375); transform-origin: top left;
  border: 0; pointer-events: none;
}
.example__body {
  padding: 20px 24px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px;
}
.example__info { flex: 1; min-width: 0; }
.example__name { font-size: 17px; font-weight: 700; margin-bottom: 2px; }
.example__desc { font-size: 13px; color: var(--text-muted); }

/* ---------- PRICING ---------- */
.pricing-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
  margin-bottom: 32px;
}
.price-card {
  padding: 28px; border-radius: var(--radius-lg);
  background: #fff; border: 1px solid var(--border);
  display: flex; flex-direction: column;
}
.price-card--featured {
  border-color: var(--accent); box-shadow: 0 0 0 3px rgba(74,124,246,0.12);
}
.price-card__badge {
  position: absolute; top: -10px; right: 16px;
  padding: 4px 10px; border-radius: 100px;
  background: var(--accent); color: #fff;
  font-size: 11px; font-weight: 600;
}
.price-card__head { margin-bottom: 16px; padding-bottom: 16px; border-bottom: 1px solid var(--border); }
.price-card__name { font-size: 15px; font-weight: 700; color: var(--text-muted); margin-bottom: 10px; text-transform: uppercase; letter-spacing: 0.04em; }
.price-card__price { font-size: 28px; font-weight: 800; letter-spacing: -0.02em; }
.price-card__price small { font-size: 14px; font-weight: 500; color: var(--text-muted); }
.price-card__list { list-style: none; padding: 0; margin: 0; flex: 1; }
.price-card__list li {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 14px; padding: 6px 0; color: var(--text);
}
.price-card__list li i { color: var(--success); font-size: 14px; margin-top: 4px; flex-shrink: 0; }
.price-total {
  padding: 24px 28px; border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--bg-dark), #1a1a3a);
  color: #fff;
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  flex-wrap: wrap;
}
.price-total__label { font-size: 15px; opacity: 0.85; }
.price-total__value { font-size: 26px; font-weight: 800; }

/* ---------- FAQ ---------- */
.faq-list { max-width: 820px; margin: 0 auto; }
.faq-item {
  border: 1px solid var(--border); border-radius: 12px;
  background: #fff; margin-bottom: 12px; overflow: hidden;
}
.faq-item__q {
  padding: 20px 24px; cursor: pointer;
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px;
  font-size: 16px; font-weight: 600;
  list-style: none;
}
.faq-item__q::-webkit-details-marker { display: none; }
.faq-item__q i {
  color: var(--text-muted); transition: transform .2s;
  font-size: 14px; flex-shrink: 0;
}
.faq-item[open] .faq-item__q i { transform: rotate(180deg); color: var(--accent); }
.faq-item__a {
  padding: 0 24px 22px; color: var(--text-muted);
  font-size: 15px; line-height: 1.65;
}

/* ---------- FINAL CTA ---------- */
.final-cta {
  padding: 80px 0; text-align: center;
  background: linear-gradient(135deg, var(--bg-dark), #161638);
  color: #fff;
}
.final-cta__title {
  font-size: clamp(28px, 3.6vw, 44px);
  font-weight: 800; line-height: 1.15; letter-spacing: -0.02em;
  margin-bottom: 16px;
}
.final-cta__text { font-size: 18px; color: rgba(255,255,255,0.75); max-width: 600px; margin: 0 auto 32px; }

/* ---------- FOOTER ---------- */
.lp-footer {
  background: #fff; border-top: 1px solid var(--border);
  padding: 56px 0 32px;
}
.lp-footer__grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px;
  margin-bottom: 40px;
}
.lp-footer__col-title { font-size: 13px; font-weight: 700; color: var(--text); margin-bottom: 16px; text-transform: uppercase; letter-spacing: 0.05em; }
.lp-footer__list { list-style: none; padding: 0; margin: 0; }
.lp-footer__list li { margin-bottom: 10px; }
.lp-footer__list a { color: var(--text-muted); font-size: 14px; text-decoration: none; }
.lp-footer__list a:hover { color: var(--accent); }
.lp-footer__bottom {
  padding-top: 24px; border-top: 1px solid var(--border);
  display: flex; justify-content: space-between; align-items: center;
  color: var(--text-muted); font-size: 13px;
  flex-wrap: wrap; gap: 12px;
}

/* ---------- FORMS ---------- */
.auth-wrap {
  min-height: calc(100vh - 72px);
  display: flex; align-items: center; justify-content: center;
  padding: 48px 24px;
  background: var(--bg-subtle);
}
.auth-card {
  width: 100%; max-width: 480px;
  padding: 40px; border-radius: var(--radius-lg);
  background: #fff; border: 1px solid var(--border);
  box-shadow: var(--shadow);
}
.auth-card__head { margin-bottom: 28px; }
.auth-card__title { font-size: 26px; font-weight: 800; margin-bottom: 8px; letter-spacing: -0.01em; }
.auth-card__subtitle { color: var(--text-muted); font-size: 15px; }

.form-group { margin-bottom: 18px; }
.form-label {
  display: block; font-size: 13px; font-weight: 600;
  color: var(--text); margin-bottom: 8px;
}
.form-label__req { color: var(--danger); margin-left: 2px; }
.form-input, .form-textarea {
  width: 100%;
  padding: 12px 14px; font-size: 15px; font-family: inherit;
  border: 1px solid var(--border-strong); border-radius: 10px;
  background: #fff; color: var(--text);
  transition: border-color .15s, box-shadow .15s;
}
.form-input:focus, .form-textarea:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(74,124,246,0.14);
}
.form-input-group {
  display: flex; align-items: stretch;
  border: 1px solid var(--border-strong); border-radius: 10px;
  overflow: hidden; background: #fff;
  transition: border-color .15s, box-shadow .15s;
}
.form-input-group:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(74,124,246,0.14);
}
.form-input-group__input {
  flex: 1; border: 0; outline: none;
  padding: 12px 14px; font-size: 15px; font-family: inherit;
}
.form-input-group__suffix {
  padding: 12px 14px; background: var(--bg-subtle);
  color: var(--text-muted); font-size: 14px;
  border-left: 1px solid var(--border);
  display: flex; align-items: center;
}
.form-hint { font-size: 12px; color: var(--text-muted); margin-top: 6px; }
.form-check {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 13px; color: var(--text-muted);
  line-height: 1.5; margin: 8px 0 20px;
}
.form-check input { margin-top: 3px; }

.captcha-stub {
  padding: 14px; border: 1px dashed var(--border-strong);
  border-radius: 10px; background: var(--bg-subtle);
  display: flex; align-items: center; gap: 12px;
  font-size: 13px; color: var(--text-muted);
  margin-bottom: 20px;
}

.auth-foot { text-align: center; margin-top: 20px; font-size: 14px; color: var(--text-muted); }

/* ---------- LEGAL / TEXT ---------- */
.text-hero { padding: 64px 0 32px; background: var(--bg-subtle); border-bottom: 1px solid var(--border); }
.text-hero__title { font-size: clamp(30px, 3.8vw, 44px); font-weight: 800; letter-spacing: -0.02em; margin-bottom: 8px; }
.text-hero__meta { color: var(--text-muted); font-size: 14px; }
.text-body { padding: 48px 0 96px; max-width: 800px; }
.text-body h2 { font-size: 22px; font-weight: 700; margin: 36px 0 14px; letter-spacing: -0.01em; }
.text-body h3 { font-size: 17px; font-weight: 700; margin: 24px 0 10px; }
.text-body p { margin-bottom: 14px; color: var(--text); line-height: 1.7; }
.text-body code { font-size: 0.9em; background: var(--bg-subtle); padding: 2px 6px; border-radius: 4px; border: 1px solid var(--border); }
.text-body ul, .text-body ol { margin: 0 0 14px 24px; line-height: 1.7; }
.text-body li { margin-bottom: 6px; }
.text-body table { width: 100%; border-collapse: collapse; margin: 14px 0 20px; font-size: 15px; }
.text-body th, .text-body td { border: 1px solid var(--border); padding: 10px 12px; text-align: left; vertical-align: top; }
.text-body thead th { background: var(--bg-subtle); font-weight: 600; }
.text-body tbody td:last-child { text-align: right; white-space: nowrap; }

/* ---------- FOOTER SOCIALS ---------- */
.lp-footer__bottom {
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px;
}
.lp-footer__socials {
  display: flex; align-items: center; gap: 10px; margin-top: 28px;
}
.lp-footer__social-link {
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  transition: opacity .15s, transform .15s;
  opacity: .9;
}
.lp-footer__social-link:hover { opacity: 1; transform: translateY(-2px); }
.lp-footer__social-link img {
  width: 38px; height: 38px;
  object-fit: contain;
  display: block;
}

/* ---------- MOBILE ---------- */
@media (max-width: 900px) {
  .lp-nav { display: none; }
  .features-grid, .audience-grid, .pricing-grid, .steps-grid { grid-template-columns: 1fr; }
  .examples-grid { grid-template-columns: 1fr; }
  .lp-footer__grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .section { padding: 64px 0; }
  .hero { padding: 64px 0 48px; }
  .example__iframe-scale { width: 1400px; height: 875px; transform: scale(0.35); }
}
@media (max-width: 560px) {
  .lp-footer__grid { grid-template-columns: 1fr; }
  .hero__actions .btn { width: 100%; }
  .lp-logo__slogan { display: none; }
}