:root {
  --ink: #1c1a2e;
  --ink-soft: #4a4761;
  --bg: #fbfaf7;
  --bg-alt: #f2efe8;
  --primary: #ff5406;
  --primary-dark: #e64100;
  --accent: #ffc93c;
  --card: #ffffff;
  --border: #e7e3da;
  --radius: 26px;
  --shadow: none;
  --container: 1160px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: 'Manrope', system-ui, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
}

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

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

h1, h2, h3 { line-height: 1.2; margin: 0 0 16px; }
p { margin: 0 0 16px; color: var(--ink-soft); }

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 15px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }

.btn--primary { background: var(--primary); color: #fff; box-shadow: 0 8px 20px rgba(242,115,29,.35); }
.btn--primary:hover { background: var(--primary-dark); }

.btn--ghost { border-color: var(--border); color: var(--ink); background: transparent; }
.btn--ghost:hover { border-color: var(--primary); color: var(--primary); }

.btn--text { color: var(--primary); font-weight: 700; }

.btn--lg { padding: 16px 30px; font-size: 16px; }

/* HEADER */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(251, 250, 247, .9);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.header__inner {
  display: flex;
  align-items: center;
  gap: 28px;
  height: 76px;
}

.logo { display: flex; align-items: center; flex-shrink: 0; }
.logo__img { height: 60px; width: auto; display: block; }

.nav {
  display: flex;
  gap: 26px;
  margin-left: auto;
  font-weight: 600;
  font-size: 15px;
}
.nav a { color: var(--ink-soft); }
.nav a:hover { color: var(--primary); }

.header__actions { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }

.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  margin-left: auto;
}
.burger span { width: 24px; height: 2px; background: var(--ink); border-radius: 2px; }

/* HERO */
.hero { padding: 80px 0 60px; overflow: hidden; }
.hero__inner {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 48px;
  align-items: center;
}

.eyebrow {
  color: var(--primary);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  font-size: 13px;
  margin-bottom: 12px;
}

.hero h1 { font-size: 44px; font-weight: 800; letter-spacing: -.02em; }
.hero__lead { font-size: 17px; max-width: 540px; }
.hero__cta { display: flex; align-items: center; gap: 20px; margin: 28px 0 40px; flex-wrap: wrap; }

.hero__stats {
  display: flex;
  gap: 32px;
  list-style: none;
  padding: 0;
  margin: 0;
  flex-wrap: wrap;
}
.hero__stats li { display: flex; flex-direction: column; }
.hero__stats strong { font-size: 26px; color: var(--primary); }
.hero__stats span { font-size: 13px; color: var(--ink-soft); max-width: 140px; }

.hero__art { display: flex; flex-direction: column; gap: 16px; }
.hero__card {
  background: var(--card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  padding: 20px 22px;
  display: flex;
  align-items: center;
  gap: 14px;
  font-weight: 700;
}
.hero__icon {
  width: 44px; height: 44px;
  flex-shrink: 0;
  display: grid; place-items: center;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
}
.hero__icon svg { width: 22px; height: 22px; }
.hero__card p { margin: 0; color: var(--ink); font-size: 15px; }
.hero__card--2 { margin-left: 40px; }
.hero__card--3 { margin-left: 20px; }

.hero__card { animation: hero-float 4s ease-in-out infinite; }
.hero__card--2 { animation-delay: .6s; }
.hero__card--3 { animation-delay: 1.2s; }

@keyframes hero-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

@media (prefers-reduced-motion: reduce) {
  .hero__card { animation: none; }
}

/* MISSION */
.mission { padding: 40px 0 80px; }
.mission__inner { max-width: 760px; margin: 0 auto; text-align: center; }
.mission h2 { font-size: 30px; }
.mission p { font-size: 17px; }

.section-title { font-size: 32px; text-align: center; }
.section-lead { text-align: center; max-width: 560px; margin: 0 auto 40px; font-size: 16px; }

/* HOW */
.how { padding: 80px 0; background: var(--bg-alt); }
.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.step {
  background: var(--card);
  border-radius: var(--radius);
  padding: 28px 22px;
  border: 1px solid var(--border);
}
.step__num {
  display: inline-flex;
  width: 36px; height: 36px;
  align-items: center; justify-content: center;
  background: var(--primary);
  color: #fff;
  border-radius: 50%;
  font-weight: 800;
  margin-bottom: 16px;
}
.step h3 { font-size: 18px; }
.step p { font-size: 14.5px; margin: 0; }

/* BENEFITS */
.benefits { padding: 80px 0; }
.benefit-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.benefit {
  padding: 26px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--card);
}
.benefit__icon { font-size: 30px; display: block; margin-bottom: 14px; }
.benefit h3 { font-size: 18px; }
.benefit p { font-size: 14.5px; margin: 0; }

/* SUBJECTS */
.subjects { padding: 60px 0 80px; text-align: center; }
.subject-tags { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; }
.subject-tags span {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  padding: 10px 18px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 14.5px;
}

/* PRICING */
.pricing { padding: 80px 0; background: var(--ink); color: #fff; }
.pricing h2, .pricing .section-lead { color: #fff; text-align: left; margin: 0 0 16px; }
.pricing .section-lead { max-width: 480px; }
.pricing__inner { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
.pricing__list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 12px; }
.pricing__list li {
  padding-left: 28px;
  position: relative;
  color: #d9d7ea;
  font-size: 15px;
}
.pricing__list li::before {
  content: "✓";
  position: absolute; left: 0; top: 0;
  color: var(--accent);
  font-weight: 800;
}

.pricing__calc {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.14);
  border-radius: var(--radius);
  padding: 28px;
}
.pricing__calc-title { font-weight: 700; color: #fff; margin-bottom: 16px; }
.pricing__row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255,255,255,.12);
  color: #d9d7ea;
  font-size: 14.5px;
}
.pricing__row strong { color: #fff; font-size: 17px; }
.pricing__row--group strong { color: var(--accent); }
.pricing__note { font-size: 12.5px; color: #9d9ab5; margin: 14px 0 0; }

/* FAQ */
.faq { padding: 80px 0; }
.faq-list { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px 22px;
}
.faq-item summary {
  cursor: pointer;
  font-weight: 700;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; font-size: 22px; color: var(--primary); margin-left: 12px; }
.faq-item[open] summary::after { content: "–"; }
.faq-item p { margin: 14px 0 0; font-size: 14.5px; }

/* JOIN */
.join { padding: 90px 0 100px; background: var(--bg-alt); }
.join__inner { max-width: 620px; margin: 0 auto; text-align: center; }
.join h2 { font-size: 30px; }
.join__form {
  display: grid;
  gap: 12px;
  margin-top: 28px;
  text-align: left;
}
.join__form input {
  padding: 14px 16px;
  border-radius: 12px;
  border: 1px solid var(--border);
  font-family: inherit;
  font-size: 15px;
  background: var(--card);
}
.join__form input:focus { outline: 2px solid var(--primary); outline-offset: 1px; }
.join__form button { margin-top: 6px; }
.join__hint { margin-top: 14px; font-size: 14px; font-weight: 600; color: var(--primary); min-height: 20px; }

/* FOOTER */
.footer { padding: 32px 0; border-top: 1px solid var(--border); }
.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.footer p { margin: 0; font-size: 13.5px; color: var(--ink-soft); }
.footer a:hover { color: var(--primary); }

/* RESPONSIVE */
@media (max-width: 960px) {
  .hero__inner, .pricing__inner { grid-template-columns: 1fr; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .benefit-grid { grid-template-columns: repeat(2, 1fr); }
  .hero__art { order: -1; }
  .hero__card--2, .hero__card--3 { margin-left: 0; }
}

@media (max-width: 720px) {
  .nav, .header__actions { display: none; }
  .burger { display: flex; }
  .header.nav-open .nav {
    display: flex;
    position: absolute;
    top: 76px; left: 0; right: 0;
    background: var(--bg);
    flex-direction: column;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border);
    gap: 16px;
  }
  .header.nav-open .header__actions {
    display: flex;
    position: absolute;
    top: calc(76px + 190px);
    left: 0; right: 0;
    background: var(--bg);
    padding: 0 24px 20px;
    gap: 10px;
  }
  .hero h1 { font-size: 30px; }
  .steps { grid-template-columns: 1fr; }
  .benefit-grid { grid-template-columns: 1fr; }
  .section-title { font-size: 26px; }
}