/* iKuuu — blue/light style.css (tokens from designlang@12.21.0 extraction) */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');
@import url('https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.5.0/css/all.min.css');

:root {
  --primary: #5b8cff;
  --primary-dark: #3d70e8;
  --primary-light: #7aa6ff;
  --accent: #febc2e;
  --secondary: #ff5f57;
  --dark: #0f172a;
  --header-bg: #0b1220;
  --bg: #ffffff;
  --hero-bg: #f5f7fb;
  --surface: #f5f7fb;
  --surface-2: #eef2ff;
  --text: #0f172a;
  --text-muted: #334155;
  --green: #22c55e;
  --red: #ff5f57;
  --border: #e2e8f0;
  --radius-sm: 3px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 24px;
  --shadow-card: rgba(91,140,255,.35) 0px 8px 22px 0px;
  --shadow-lg: rgba(15,23,42,.14) 0px 24px 70px 0px;
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 24px;
  --space-lg: 48px;
  --space-xl: 80px;
  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --ease-in-out: cubic-bezier(0.77, 0, 0.175, 1);
  --ease: ease;
  --dur-fast: 140ms;
  --dur-sm: 200ms;
  --dur-md: 260ms;
}

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; overflow-x: hidden; max-width: 100%; }
body { font-family: 'Inter', -apple-system, BlinkMacSystemFont, Helvetica, Arial, sans-serif; font-size: 16px; line-height: 1.6; color: var(--text); background: var(--bg); }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
ul { list-style: none; padding: 0; margin: 0; }
h1, h2, h3, h4 { margin-top: 0; line-height: 1.25; font-weight: 800; color: var(--text); }

.reveal { opacity: 0; transform: translateY(14px); transition: opacity var(--dur-md) var(--ease-out), transform var(--dur-md) var(--ease-out); }
.reveal.visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  .reveal { transform: none; transition: opacity var(--dur-md) var(--ease); }
}

.site-header {
  position: sticky; top: 0; z-index: 1000;
  background: rgba(11,18,32,.97); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  transition: border-color var(--dur-sm) var(--ease);
}
.nav {
  max-width: 1200px; margin: 0 auto;
  display: flex; align-items: center;
  padding: 0 var(--space-sm);
  height: 68px; gap: var(--space-sm);
}
.brand { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo { height: 30px; width: auto; max-width: 160px; object-fit: contain; }

.nav-links {
  display: flex; align-items: center; gap: 4px;
  flex: 1; justify-content: center;
}
.nav-links > li > a {
  color: var(--text); font-size: 14px; font-weight: 600;
  padding: 8px 9px; border-radius: var(--radius-sm);
  transition: color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease);
  white-space: nowrap;
}
.nav-links > li > a:hover { color: var(--primary); background: var(--surface); text-decoration: none; }

.nav-right {
  display: flex; align-items: center; gap: var(--space-sm);
  flex-shrink: 0; margin-left: auto;
}
.mobile-lang { display: none; }

.btn-cta {
  display: inline-block; background: var(--primary); color: #ffffff;
  font-weight: 700; font-size: 14px; padding: 10px 22px;
  border-radius: var(--radius-md); transition: background var(--dur-sm) var(--ease), transform var(--dur-fast) var(--ease), box-shadow var(--dur-sm) var(--ease);
  white-space: nowrap; text-decoration: none;
}
.btn-cta:hover { background: var(--primary-dark); transform: translateY(-1px); box-shadow: 0 4px 12px rgba(0,201,177,.35); text-decoration: none; }
.btn-cta:active { transform: translateY(0) scale(0.98); }
.btn-cta.btn-lg { font-size: 16px; padding: 14px 32px; border-radius: var(--radius-lg); }
.btn-outline {
  display: inline-block; color: var(--primary); border: 2px solid var(--primary);
  font-weight: 700; font-size: 14px; padding: 10px 22px;
  border-radius: var(--radius-md); transition: all var(--dur-sm) var(--ease); text-decoration: none;
}
.btn-outline:hover { background: var(--primary); color: #ffffff; text-decoration: none; }

.nav-toggle {
  display: none; background: none; border: none; cursor: pointer;
  font-size: 22px; color: var(--text); padding: 8px; margin-left: auto;
}

.hero {
  background: var(--hero-bg); padding: var(--space-xl) var(--space-sm);
  border-bottom: 1px solid var(--border);
}
.hero-inner {
  max-width: 680px; margin: 0 auto; text-align: center;
}
.hero-badge {
  display: inline-block; background: var(--surface-2); color: var(--primary);
  font-size: 13px; font-weight: 700; padding: 5px 14px; border-radius: 100px;
  margin-bottom: var(--space-sm);
}
.hero h1 { font-size: clamp(2rem,5vw,3rem); font-weight: 800; margin-bottom: var(--space-sm); color: var(--text); }
.hero p { font-size: 1.05rem; color: var(--text-muted); max-width: 560px; margin: 0 auto var(--space-md); }
.hero-cta-group { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-bottom: var(--space-sm); }
.hero-price { font-size: 13px; color: var(--text-muted); }

.trust-bar {
  background: var(--surface); border-bottom: 1px solid var(--border); padding: 20px var(--space-sm);
}
.trust-bar-inner {
  max-width: 900px; margin: 0 auto;
  display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 0;
}
.trust-item { display: flex; flex-direction: column; align-items: center; padding: 4px 40px; }
.trust-num { font-size: 1.6rem; font-weight: 800; color: var(--primary); line-height: 1; }
.trust-label { font-size: 13px; color: var(--text-muted); margin-top: 2px; }
.trust-divider { width: 1px; height: 40px; background: var(--border); }

.section { padding: var(--space-xl) var(--space-sm); }
.section-alt { background: var(--surface); }
.container { max-width: 1200px; margin: 0 auto; }
.section-head { margin-bottom: var(--space-lg); }
.section-head.text-center { text-align: center; }
.section-title { font-size: clamp(1.5rem,3.5vw,2.2rem); font-weight: 800; margin-bottom: var(--space-xs); }
.section-sub { color: var(--text-muted); max-width: 560px; margin: 0 auto; }
.section-label { font-size: 12px; font-weight: 700; color: var(--primary); text-transform: uppercase; letter-spacing: .8px; margin-bottom: var(--space-xs); }

.feature-grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(280px,1fr)); gap: var(--space-md); }
.feature-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: var(--space-md); transition: transform var(--dur-sm) var(--ease-out), box-shadow var(--dur-sm) var(--ease);
}
.feature-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.feature-icon { font-size: 28px; color: var(--primary); margin-bottom: var(--space-sm); }
.feature-card h3 { font-size: 16px; margin-bottom: 8px; }
.feature-card p { font-size: 14px; color: var(--text-muted); margin: 0; }

.split-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-lg); align-items: center; }
.split-row.reverse { direction: rtl; }
.split-row.reverse > * { direction: ltr; }
.split-content h2 { font-size: clamp(1.4rem,3vw,2rem); }
.split-content p { color: var(--text-muted); margin-bottom: var(--space-sm); }
.split-image img { border-radius: var(--radius-lg); width: 100%; object-fit: cover; box-shadow: var(--shadow-lg); }

.platform-grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(160px,1fr)); gap: var(--space-sm); }
.platform-card {
  display: flex; flex-direction: column; align-items: center; gap: 8px; padding: var(--space-md);
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  color: var(--text); text-decoration: none; font-weight: 600;
  transition: transform var(--dur-sm) var(--ease-out), border-color var(--dur-sm) var(--ease), box-shadow var(--dur-sm) var(--ease);
}
.platform-card:hover { transform: translateY(-2px); border-color: var(--primary); box-shadow: 0 4px 16px rgba(0,201,177,.2); text-decoration: none; }
.platform-card i { font-size: 28px; color: var(--primary); }
.platform-card span { font-size: 14px; }
.platform-card small { font-size: 12px; color: var(--text-muted); }

.pricing-grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(260px,1fr)); gap: var(--space-md); }
.pricing-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-xl);
  padding: var(--space-lg) var(--space-md); position: relative;
  transition: transform var(--dur-sm) var(--ease-out), box-shadow var(--dur-sm) var(--ease);
}
.pricing-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.pricing-card.popular { border-color: var(--primary); box-shadow: 0 0 0 2px rgba(0,201,177,.25); }
.popular-badge {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--primary); color: #ffffff; font-size: 12px; font-weight: 700;
  padding: 3px 14px; border-radius: 100px;
}
.pricing-name { font-size: 18px; font-weight: 800; margin-bottom: 4px; }
.pricing-note { font-size: 14px; color: var(--primary); font-weight: 700; margin-bottom: var(--space-md); }
.pricing-features { margin-top: var(--space-sm); }
.pricing-features li { padding: 6px 0; border-bottom: 1px solid var(--border); font-size: 14px; }
.pricing-features li::before { content: "✓ "; color: var(--primary); font-weight: 700; }

.faq-list { max-width: 760px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-q {
  width: 100%; background: none; border: none; cursor: pointer; text-align: left;
  padding: var(--space-sm) 0; font-size: 15px; font-weight: 600; color: var(--text);
  display: flex; justify-content: space-between; align-items: center; gap: var(--space-sm);
  transition: color var(--dur-fast) var(--ease);
}
.faq-q:hover { color: var(--primary); }
.faq-q i { font-size: 13px; color: var(--text-muted); flex-shrink: 0; transition: transform var(--dur-sm) var(--ease-out); }
.faq-item.open .faq-q i { transform: rotate(180deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height var(--dur-md) var(--ease-out); }
.faq-a > div { padding: 0 0 var(--space-sm); color: var(--text-muted); font-size: 14px; }
.faq-item.open .faq-a { max-height: 400px; }

.page-hero { background: var(--surface); padding: var(--space-xl) var(--space-sm); text-align: center; border-bottom: 1px solid var(--border); }
.page-hero-inner { max-width: 640px; margin: 0 auto; }
.page-hero h1 { font-size: clamp(1.8rem,4vw,2.5rem); }
.page-hero p { color: var(--text-muted); }

.prose { max-width: 760px; margin: 0 auto; }
.prose p { color: var(--text-muted); margin-bottom: var(--space-sm); font-size: 15px; line-height: 1.75; }

.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-lg); max-width: 960px; margin: 0 auto; }
.contact-form { display: flex; flex-direction: column; gap: var(--space-sm); }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 13px; font-weight: 600; color: var(--text); }
.form-group input, .form-group textarea {
  padding: 10px 14px; border: 1px solid var(--border); border-radius: var(--radius-md);
  background: var(--surface-2); color: var(--text); font-family: inherit; font-size: 14px;
  transition: border-color var(--dur-fast) var(--ease);
}
.form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--primary); }
.form-group textarea { min-height: 120px; resize: vertical; }
.form-submit {
  background: var(--primary); color: #ffffff; border: none; font-weight: 700;
  font-size: 15px; padding: 12px; border-radius: var(--radius-md); cursor: pointer;
  transition: background var(--dur-sm) var(--ease);
}
.form-submit:hover { background: var(--primary-dark); }

.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.compare-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.compare-table th, .compare-table td { padding: 14px 16px; border-bottom: 1px solid var(--border); text-align: left; }
.compare-table thead th { background: var(--surface-2); font-weight: 700; }
.compare-table td.highlight { color: var(--primary); font-weight: 700; }
.compare-table tbody tr:hover { background: var(--surface-2); }

.site-footer { background: var(--header-bg); border-top: 1px solid var(--border); padding: var(--space-lg) var(--space-sm) var(--space-md); }
.footer-grid { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: var(--space-lg); }
.footer-brand .logo-footer { height: 28px; width: auto; margin-bottom: var(--space-sm); }
.footer-brand p { font-size: 13px; color: var(--text-muted); max-width: 260px; line-height: 1.6; }
.footer-col h4 { font-size: 13px; font-weight: 700; margin-bottom: var(--space-sm); color: var(--text); }
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul li a { font-size: 13px; color: var(--text-muted); transition: color var(--dur-fast) var(--ease); }
.footer-col ul li a:hover { color: var(--primary); text-decoration: none; }
.footer-bottom { max-width: 1200px; margin: var(--space-md) auto 0; border-top: 1px solid var(--border); padding-top: var(--space-sm); text-align: center; }
.footer-bottom p { font-size: 12px; color: var(--text-muted); margin: 0; }

.mt-lg { margin-top: var(--space-lg); }
.mb-0 { margin-bottom: 0; }

@media (max-width: 768px) {
  .nav-links { display: none; flex-direction: column; position: fixed; top: 68px; left: 0; right: 0; background: var(--header-bg); border-bottom: 1px solid var(--border); padding: var(--space-sm); gap: 4px; z-index: 999; overflow-y: auto; max-height: calc(100vh - 68px); }
  .nav-links.open { display: flex; }
  .nav-links > li > a { display: block; padding: 12px var(--space-sm); border-radius: var(--radius-sm); }
  .nav-toggle { display: block; }
  .nav-right { display: none; }
  .nav { padding-right: 0; }
  .mobile-lang { display: block; padding-top: var(--space-sm); border-top: 1px solid var(--border); }
  .hero { padding: var(--space-lg) var(--space-sm); }
  .trust-item { padding: 4px 16px; }
  .feature-grid { grid-template-columns: 1fr; }
  .split-row { grid-template-columns: 1fr; }
  .split-image { order: -1; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  .hero-cta-group { flex-direction: column; align-items: center; }
  .platform-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
}