/* ============================================================
   UKECHORDS — Основные стили
   ============================================================ */

:root {
  --clr-primary: #2b6651;
  --clr-primary-dark: #1e4a3a;
  --clr-primary-light: #e8f4f0;
  --clr-accent: #e8973a;
  --clr-accent-light: #fef3e2;
  --clr-bg: #faf9f6;
  --clr-surface: #ffffff;
  --clr-text: #1e2a22;
  --clr-text-muted: #5a6b62;
  --clr-border: #d9e4de;
  --clr-danger: #c0392b;

  --font-sans: 'Onest', 'Inter', system-ui, -apple-system, sans-serif;
  --font-size-base: 1rem;
  --line-height-base: 1.65;

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.75rem;
  --space-lg: 3rem;
  --space-xl: 5rem;

  --radius: 0.75rem;
  --radius-sm: 0.375rem;
  --radius-lg: 1.25rem;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow: 0 4px 16px rgba(0,0,0,0.07), 0 1px 4px rgba(0,0,0,0.05);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.10);

  --transition: 0.22s ease;

  --container: 1080px;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  color: var(--clr-text);
  background: var(--clr-bg);
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }
input, textarea, select { font: inherit; }

/* ── Google Fonts load ── */
@import url('https://fonts.googleapis.com/css2?family=Onest:wght@300;400;500;600;700&display=swap');

/* ── Container ── */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* ── Section spacing ── */
.section { padding: var(--space-xl) 0; }
.section--alt { background: var(--clr-primary-light); }
.section--dark { background: var(--clr-primary-dark); color: #fff; }

.section__label {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-accent);
  margin-bottom: var(--space-xs);
}
.section__title {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: var(--space-sm);
  color: var(--clr-text);
}
.section--dark .section__title { color: #fff; }
.section__sub {
  font-size: 1.05rem;
  color: var(--clr-text-muted);
  max-width: 560px;
}
.section--dark .section__sub { color: rgba(255,255,255,0.75); }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 600;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  cursor: pointer;
  border: 2px solid transparent;
  text-decoration: none;
  white-space: nowrap;
}
.btn--primary {
  background: var(--clr-primary);
  color: #fff;
  border-color: var(--clr-primary);
}
.btn--primary:hover {
  background: var(--clr-primary-dark);
  border-color: var(--clr-primary-dark);
  box-shadow: 0 6px 20px rgba(43,102,81,0.3);
  transform: translateY(-1px);
}
.btn--accent {
  background: var(--clr-accent);
  color: #fff;
  border-color: var(--clr-accent);
}
.btn--accent:hover {
  background: #d47e25;
  border-color: #d47e25;
  box-shadow: 0 6px 20px rgba(232,151,58,0.35);
  transform: translateY(-1px);
}
.btn--outline {
  background: transparent;
  color: var(--clr-primary);
  border-color: var(--clr-primary);
}
.btn--outline:hover {
  background: var(--clr-primary-light);
}
.btn--lg { padding: 1rem 2.5rem; font-size: 1.08rem; }
.btn--full { width: 100%; }

/* ── HEADER ── */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250,249,246,0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--clr-border);
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--clr-primary);
  letter-spacing: -0.02em;
}
.logo__icon {
  width: 36px;
  height: 36px;
  background: var(--clr-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.1rem;
}
.nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.nav a {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--clr-text-muted);
  transition: color var(--transition);
}
.nav a:hover { color: var(--clr-primary); }
.header__cta { display: flex; gap: 0.75rem; align-items: center; }
.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  padding: 4px;
}
.burger span {
  display: block;
  height: 2px;
  background: var(--clr-text);
  border-radius: 2px;
  transition: var(--transition);
}

/* ── HERO ── */
.hero {
  padding: clamp(3rem, 8vw, 5.5rem) 0;
  overflow: hidden;
  position: relative;
}
.hero__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 4rem;
}
.hero__kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--clr-accent-light);
  color: var(--clr-accent);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
  margin-bottom: 1.25rem;
  letter-spacing: 0.05em;
}
.hero__title {
  font-size: clamp(2rem, 4.5vw, 3.1rem);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: -0.025em;
  margin-bottom: 1.25rem;
  color: var(--clr-text);
}
.hero__title em {
  font-style: normal;
  color: var(--clr-primary);
}
.hero__sub {
  font-size: 1.1rem;
  color: var(--clr-text-muted);
  line-height: 1.65;
  margin-bottom: 2rem;
  max-width: 480px;
}
.hero__actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}
.hero__note {
  font-size: 0.82rem;
  color: var(--clr-text-muted);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.hero__img {
  position: relative;
}
.hero__img img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  object-fit: cover;
  aspect-ratio: 4/3;
}
.hero__badge {
  position: absolute;
  bottom: 1.25rem;
  left: -1rem;
  background: #fff;
  border-radius: var(--radius);
  padding: 0.75rem 1.1rem;
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.88rem;
  font-weight: 500;
}
.hero__badge-icon {
  width: 36px;
  height: 36px;
  background: var(--clr-primary-light);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

/* ── WHAT IS IT ── */
.what__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.what__img img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  object-fit: cover;
  aspect-ratio: 4/3;
}
.what__points {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
.point {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}
.point__icon {
  width: 44px;
  height: 44px;
  background: var(--clr-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.2rem;
  flex-shrink: 0;
}
.point__content h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}
.point__content p {
  font-size: 0.9rem;
  color: var(--clr-text-muted);
  line-height: 1.55;
}

/* ── FOR WHOM ── */
.whom__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: var(--space-md);
}
.whom-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  transition: box-shadow var(--transition), transform var(--transition);
}
.whom-card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-3px);
}
.whom-card__icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}
.whom-card h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}
.whom-card p {
  font-size: 0.88rem;
  color: var(--clr-text-muted);
  line-height: 1.55;
}

/* ── WHAT YOU LEARN ── */
.learn__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-top: var(--space-md);
}
.learn-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1.25rem;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius);
}
.learn-item__check {
  width: 22px;
  height: 22px;
  background: var(--clr-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 0.7rem;
  flex-shrink: 0;
  margin-top: 1px;
}
.learn-item p {
  font-size: 0.92rem;
  line-height: 1.5;
  color: rgba(255,255,255,0.88);
}

/* ── HOW IT WORKS ── */
.how__steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  margin-top: var(--space-md);
  position: relative;
}
.how__steps::before {
  content: '';
  position: absolute;
  top: 28px;
  left: 10%;
  right: 10%;
  height: 1px;
  background: var(--clr-border);
  z-index: 0;
}
.step {
  position: relative;
  z-index: 1;
  text-align: center;
}
.step__num {
  width: 56px;
  height: 56px;
  background: var(--clr-surface);
  border: 2px solid var(--clr-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--clr-primary);
  margin: 0 auto 1rem;
}
.step h4 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
}
.step p {
  font-size: 0.85rem;
  color: var(--clr-text-muted);
  line-height: 1.5;
}

/* ── LEAD FORM ── */
.form-section { background: var(--clr-surface); }
.form-section__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}
.form-section__text .section__title { color: var(--clr-text); }
.form-section__perks {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin-top: 1.5rem;
}
.perk {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-size: 0.92rem;
  color: var(--clr-text-muted);
}
.perk-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--clr-accent);
  flex-shrink: 0;
}
.form-box {
  background: var(--clr-primary-light);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
}
.form-box__title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
  color: var(--clr-text);
}
.form-box__sub {
  font-size: 0.88rem;
  color: var(--clr-text-muted);
  margin-bottom: 1.5rem;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1rem;
}
.form-group label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--clr-text);
}
.form-group input,
.form-group select {
  padding: 0.75rem 1rem;
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius);
  font-size: 0.95rem;
  background: #fff;
  color: var(--clr-text);
  transition: border-color var(--transition), box-shadow var(--transition);
  width: 100%;
}
.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--clr-primary);
  box-shadow: 0 0 0 3px rgba(43,102,81,0.12);
}
.form-group input.error { border-color: var(--clr-danger); }
.form-error {
  font-size: 0.78rem;
  color: var(--clr-danger);
  display: none;
}
.form-group.has-error .form-error { display: block; }
.form-consent {
  font-size: 0.78rem;
  color: var(--clr-text-muted);
  margin-top: 0.75rem;
  line-height: 1.55;
}
.form-consent a {
  color: var(--clr-primary);
  text-decoration: underline;
  text-decoration-color: rgba(43,102,81,0.3);
  text-underline-offset: 2px;
}

/* ── FAQ ── */
.faq__list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin-top: var(--space-md);
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}
.faq-item {
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  background: var(--clr-surface);
  overflow: hidden;
}
.faq-item__q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 1.4rem;
  cursor: pointer;
  font-size: 0.97rem;
  font-weight: 600;
  gap: 1rem;
  transition: background var(--transition);
  user-select: none;
}
.faq-item__q:hover { background: var(--clr-primary-light); }
.faq-item__icon {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--clr-primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--clr-primary);
  font-size: 1rem;
  transition: transform var(--transition);
  font-weight: 400;
}
.faq-item.open .faq-item__icon { transform: rotate(45deg); }
.faq-item__a {
  display: none;
  padding: 0 1.4rem 1.25rem;
  font-size: 0.9rem;
  color: var(--clr-text-muted);
  line-height: 1.65;
}
.faq-item.open .faq-item__a { display: block; }

/* ── FOOTER ── */
.footer {
  background: #131a15;
  color: rgba(255,255,255,0.72);
  padding: var(--space-lg) 0 var(--space-sm);
  font-size: 0.85rem;
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: var(--space-md);
}
.footer__brand .logo { color: #fff; }
.footer__brand p {
  margin-top: 0.9rem;
  max-width: 280px;
  line-height: 1.6;
  color: rgba(255,255,255,0.5);
  font-size: 0.83rem;
}
.footer__col h4 {
  color: #fff;
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 1rem;
  letter-spacing: 0.02em;
}
.footer__col ul {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}
.footer__col ul li a {
  color: rgba(255,255,255,0.55);
  transition: color var(--transition);
}
.footer__col ul li a:hover { color: #fff; }
.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 1.25rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem;
  color: rgba(255,255,255,0.35);
  font-size: 0.78rem;
  line-height: 1.6;
}

/* ── COOKIE BANNER ── */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: #1c2e24;
  color: rgba(255,255,255,0.85);
  padding: 1.1rem 1.5rem;
  display: none;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  justify-content: space-between;
  box-shadow: 0 -4px 20px rgba(0,0,0,0.15);
  border-top: 1px solid rgba(255,255,255,0.08);
}
.cookie-banner.visible { display: flex; }
.cookie-banner p {
  font-size: 0.85rem;
  line-height: 1.55;
  flex: 1;
  min-width: 200px;
}
.cookie-banner a {
  color: var(--clr-accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.cookie-banner__actions {
  display: flex;
  gap: 0.75rem;
  flex-shrink: 0;
}
.btn--cookie-accept {
  background: var(--clr-primary);
  color: #fff;
  padding: 0.55rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  transition: background var(--transition);
}
.btn--cookie-accept:hover { background: var(--clr-primary-dark); }
.btn--cookie-decline {
  background: transparent;
  color: rgba(255,255,255,0.5);
  padding: 0.55rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  transition: color var(--transition);
}
.btn--cookie-decline:hover { color: rgba(255,255,255,0.85); }

/* ── SUCCESS PAGE ── */
.success-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  background: var(--clr-bg);
}
.success-card {
  max-width: 560px;
  text-align: center;
  padding: 3.5rem 2.5rem;
  background: var(--clr-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}
.success-icon {
  width: 80px;
  height: 80px;
  background: var(--clr-primary-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.75rem;
  font-size: 2.2rem;
}
.success-card h1 {
  font-size: 1.9rem;
  font-weight: 700;
  margin-bottom: 0.85rem;
  color: var(--clr-text);
}
.success-card p {
  color: var(--clr-text-muted);
  line-height: 1.65;
  margin-bottom: 2rem;
}

/* ── LEGAL PAGES ── */
.legal-page { padding: var(--space-xl) 0; }
.legal-page .container { max-width: 760px; }
.legal-page h1 {
  font-size: clamp(1.7rem, 3vw, 2.5rem);
  font-weight: 700;
  margin-bottom: 0.5rem;
}
.legal-meta {
  font-size: 0.85rem;
  color: var(--clr-text-muted);
  margin-bottom: 2.5rem;
}
.legal-content h2 {
  font-size: 1.2rem;
  font-weight: 600;
  margin: 2rem 0 0.75rem;
}
.legal-content p {
  color: var(--clr-text-muted);
  line-height: 1.7;
  margin-bottom: 1rem;
}
.legal-content ul {
  list-style: disc;
  padding-left: 1.5rem;
  color: var(--clr-text-muted);
  margin-bottom: 1rem;
}
.legal-content ul li { margin-bottom: 0.4rem; line-height: 1.6; }
.legal-content a { color: var(--clr-primary); text-decoration: underline; }

/* ── SCROLL ANIMATIONS ── */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.fade-in.visible { opacity: 1; transform: none; }

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .hero__grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .hero__img { order: -1; }
  .hero__badge { left: 1rem; }
  .what__grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .whom__grid { grid-template-columns: repeat(2, 1fr); }
  .learn__grid { grid-template-columns: 1fr; }
  .how__steps { grid-template-columns: repeat(2, 1fr); }
  .how__steps::before { display: none; }
  .form-section__inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 600px) {
  .nav { display: none; }
  .header__cta .btn--outline { display: none; }
  .burger { display: flex; }
  .nav.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--clr-bg);
    padding: 1.5rem 1.25rem;
    border-bottom: 1px solid var(--clr-border);
    z-index: 99;
    gap: 1.25rem;
  }
  .nav.open a { font-size: 1rem; }
  .whom__grid { grid-template-columns: 1fr; }
  .how__steps { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer__bottom { flex-direction: column; gap: 0.5rem; }
  .form-box { padding: 1.75rem 1.25rem; }
  .hero__actions { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 380px) {
  .cookie-banner__actions { flex-direction: column; width: 100%; }
  .btn--cookie-accept, .btn--cookie-decline { text-align: center; }
}