/* IVOAI — main.css */
:root {
  --bg: #080D1E;
  --nav: #0C1426;
  --accent: #0066FF;
  --cyan: #00BFFF;
  --text: #F0F4FF;
  --muted: rgba(240,244,255,0.55);
  --card: rgba(255,255,255,0.04);
  --border: rgba(255,255,255,0.09);
  --green: #00E676;
  --radius: 12px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-size: 16px;
}

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

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

/* ── Layout ── */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

section { padding: 80px 0; }

/* ── Buttons ── */
.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  border: none;
  transition: all 0.2s ease;
  text-align: center;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover { background: #0052cc; color: #fff; transform: translateY(-1px); }

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }

.btn-green {
  background: var(--green);
  color: #000;
}
.btn-green:hover { background: #00c060; color: #000; transform: translateY(-1px); }

/* ── Nav ── */
nav {
  background: var(--nav);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.nav-logo {
  font-size: 22px;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.5px;
}
.nav-logo span { color: var(--accent); }

.nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
}
.nav-links a {
  color: var(--muted);
  font-size: 14px;
  font-weight: 500;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--text); }

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

@media (max-width: 768px) {
  .nav-links { display: none; }
}

/* ── Hero ── */
.hero {
  padding: 100px 0 80px;
  text-align: center;
}

.hero h1 {
  font-size: clamp(36px, 5vw, 64px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -1.5px;
  margin-bottom: 24px;
}

.hero h1 span { color: var(--accent); }

.hero p {
  font-size: 20px;
  color: var(--muted);
  max-width: 560px;
  margin: 0 auto 40px;
}

.hero-ctas {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.guarantee-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 8px 20px;
  font-size: 13px;
  color: var(--muted);
}
.guarantee-badge .dot { color: var(--green); font-size: 18px; }

/* ── Section labels ── */
.section-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(28px, 3.5vw, 42px);
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 16px;
}

.section-sub {
  color: var(--muted);
  font-size: 18px;
  max-width: 560px;
}

/* ── Problem ── */
.problem { background: var(--nav); }

.problem-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 48px;
}

.problem-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
}

.problem-card .icon {
  font-size: 32px;
  margin-bottom: 16px;
}

.problem-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
}

.problem-card p {
  color: var(--muted);
  font-size: 15px;
}

/* ── Products ── */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  margin-top: 48px;
}

.product-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 32px;
  position: relative;
  transition: border-color 0.2s;
}

.product-card:hover { border-color: var(--accent); }

.product-card.featured {
  border-color: var(--accent);
  background: rgba(0,102,255,0.07);
}

.featured-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 4px 14px;
  border-radius: 100px;
}

.product-name {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 8px;
}

.product-price {
  font-size: 42px;
  font-weight: 800;
  letter-spacing: -1px;
  line-height: 1;
  margin-bottom: 4px;
}
.product-price span { font-size: 18px; font-weight: 500; color: var(--muted); }

.product-period {
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 24px;
}

.product-desc {
  font-size: 15px;
  color: var(--muted);
  margin-bottom: 24px;
  min-height: 48px;
}

.product-features {
  list-style: none;
  margin-bottom: 32px;
}
.product-features li {
  font-size: 14px;
  color: var(--muted);
  padding: 6px 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 10px;
}
.product-features li::before {
  content: '✓';
  color: var(--green);
  font-weight: 700;
  flex-shrink: 0;
}

.product-card .btn { width: 100%; }

/* ── How it works ── */
.how { background: var(--nav); }

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 48px;
}

.step {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 32px;
  position: relative;
}

.step-number {
  font-size: 48px;
  font-weight: 900;
  color: var(--accent);
  opacity: 0.3;
  line-height: 1;
  margin-bottom: 16px;
}

.step h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 10px;
}

.step p { color: var(--muted); font-size: 15px; }

/* ── Trust bar ── */
.trust {
  padding: 40px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.trust-items {
  display: flex;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
  font-weight: 600;
}
.trust-item .icon { font-size: 22px; }

/* ── Legal teaser ── */
.legal-teaser .teaser-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
  margin-top: 48px;
}

.teaser-card h3 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 8px;
}

.teaser-card p { color: var(--muted); font-size: 16px; max-width: 480px; }

.teaser-price {
  font-size: 28px;
  font-weight: 800;
  color: var(--green);
  white-space: nowrap;
}

/* ── Coming soon ── */
.coming-soon {
  background: var(--nav);
  padding: 40px 0;
}

.coming-soon-inner {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.coming-soon-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  padding: 4px 12px;
  border: 1px solid var(--accent);
  border-radius: 100px;
  white-space: nowrap;
}

.coming-soon-items {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}

.coming-soon-item {
  font-size: 14px;
  color: var(--muted);
  padding: 6px 14px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 100px;
}

/* ── Footer ── */
footer {
  background: var(--nav);
  border-top: 1px solid var(--border);
  padding: 48px 0 32px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 32px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.footer-brand .nav-logo { margin-bottom: 8px; }
.footer-brand p { color: var(--muted); font-size: 14px; max-width: 280px; }

.footer-links {
  display: flex;
  gap: 48px;
  flex-wrap: wrap;
}

.footer-col h4 {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--muted);
  margin-bottom: 16px;
}

.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 10px; }
.footer-col a { color: var(--muted); font-size: 14px; transition: color 0.2s; }
.footer-col a:hover { color: var(--text); }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--muted);
}

/* ── Forms ── */
.form-section { padding: 80px 0; }

.form-wrap {
  max-width: 600px;
  margin: 0 auto;
}

.form-title {
  font-size: 36px;
  font-weight: 800;
  margin-bottom: 8px;
}

.form-sub {
  color: var(--muted);
  margin-bottom: 40px;
}

.form-group { margin-bottom: 20px; }

label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--muted);
}

input, select, textarea {
  width: 100%;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  color: var(--text);
  font-family: inherit;
  font-size: 15px;
  transition: border-color 0.2s;
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
}

select option { background: var(--nav); }

.form-submit { margin-top: 32px; }
.form-submit .btn { width: 100%; font-size: 16px; padding: 16px; }

.form-note {
  text-align: center;
  color: var(--muted);
  font-size: 13px;
  margin-top: 16px;
}

/* ── Success page ── */
.success-page {
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.success-icon { font-size: 72px; margin-bottom: 24px; }
.success-page h1 { font-size: 42px; font-weight: 800; margin-bottom: 16px; }
.success-page p { color: var(--muted); font-size: 18px; max-width: 480px; margin: 0 auto 32px; }

/* ── Pricing page ── */
.pricing-hero {
  text-align: center;
  padding: 80px 0 48px;
}

/* ── How-it-works page ── */
.hiw-hero {
  text-align: center;
  padding: 80px 0 48px;
}

.hiw-steps {
  max-width: 720px;
  margin: 0 auto;
}

.hiw-step {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 24px;
  margin-bottom: 48px;
  align-items: start;
}

.hiw-step-num {
  width: 64px;
  height: 64px;
  background: rgba(0,102,255,0.15);
  border: 1px solid var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  font-weight: 800;
  color: var(--accent);
}

.hiw-step-body h3 { font-size: 22px; font-weight: 700; margin-bottom: 8px; }
.hiw-step-body p { color: var(--muted); font-size: 16px; }

/* ── Legal documents page ── */
.legal-hero {
  text-align: center;
  padding: 80px 0 48px;
}

.legal-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 48px;
}

.legal-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  transition: border-color 0.2s;
}
.legal-card:hover { border-color: var(--accent); }

.legal-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.legal-card p { color: var(--muted); font-size: 14px; margin-bottom: 24px; }
.legal-card .price { font-size: 22px; font-weight: 800; color: var(--green); margin-bottom: 20px; }

/* ── Alert/notice ── */
.alert {
  padding: 16px 20px;
  border-radius: var(--radius);
  font-size: 14px;
  margin-bottom: 24px;
}
.alert-success { background: rgba(0,230,118,0.1); border: 1px solid var(--green); color: var(--green); }
.alert-error { background: rgba(255,64,64,0.1); border: 1px solid #ff4040; color: #ff8080; }

/* ── Responsive ── */
@media (max-width: 640px) {
  section { padding: 60px 0; }
  .hero { padding: 60px 0 48px; }
  .legal-teaser .teaser-card { flex-direction: column; }
  .footer-inner { flex-direction: column; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .hiw-step { grid-template-columns: 1fr; }
  .hiw-step-num { margin: 0 auto; }
}