:root {
  --primary: #00A3FF;
  --accent: #32D296;
  --dark: #0B0F1A;
  --radius: 16px;
  --font: 'Manrope', system-ui, -apple-system, sans-serif;
  --bg: #ffffff;
  --bg-alt: #f6f8fc;
  --card: #ffffff;
  --text: #101828;
  --text-muted: #5a6178;
  --border: #e5e9f2;
  --shadow: 0 20px 50px -20px rgba(16, 24, 40, 0.25);
  --on-primary: #ffffff;
}
[data-theme="dark"] {
  --bg: #0B0F1A;
  --bg-alt: #111827;
  --card: #161e2e;
  --text: #f2f4f8;
  --text-muted: #98a2b3;
  --border: #232b40;
  --shadow: 0 20px 50px -20px rgba(0, 0, 0, 0.6);
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  transition: background 0.3s ease, color 0.3s ease;
}
.container { width: min(1140px, 92%); margin: 0 auto; }
.container-narrow { width: min(820px, 92%); }
img { max-width: 100%; display: block; }
a { color: var(--primary); text-decoration: none; }
svg { width: 1.25em; height: 1.25em; flex: none; }
.eyebrow { display: inline-block; font-size: 0.8rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--primary); margin-bottom: 0.75rem; }

.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.85rem 1.75rem; border-radius: 999px;
  font-weight: 700; font-size: 0.95rem; cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
  border: 1px solid transparent; font-family: var(--font);
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--primary); color: var(--on-primary); box-shadow: 0 10px 30px -10px color-mix(in srgb, var(--primary) 60%, transparent); }
.btn-primary:hover { box-shadow: 0 16px 40px -10px color-mix(in srgb, var(--primary) 70%, transparent); }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--border); }
.btn-ghost:hover { border-color: var(--primary); color: var(--primary); }
.btn-lg { padding: 1rem 2.25rem; font-size: 1.05rem; }
.btn-sm { padding: 0.6rem 1.25rem; font-size: 0.85rem; }

.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.brand { display: flex; align-items: center; gap: 0.6rem; color: var(--text); font-weight: 800; font-size: 1.1rem; }
.brand-mark {
  width: 38px; height: 38px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--primary), color-mix(in srgb, var(--primary) 55%, var(--accent)));
  color: #fff; border-radius: 12px; font-size: 1.15rem;
  box-shadow: 0 8px 20px -8px color-mix(in srgb, var(--primary) 70%, transparent);
}
.site-nav { display: flex; align-items: center; gap: 1.75rem; font-weight: 600; font-size: 0.95rem; }
.site-nav a { color: var(--text-muted); transition: color 0.2s; }
.site-nav a:hover { color: var(--primary); }
.site-nav .nav-cta { color: #fff; }
.nav-toggle { display: none; background: none; border: 0; cursor: pointer; flex-direction: column; gap: 5px; padding: 6px; }
.nav-toggle span { width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: 0.3s; }
.header-actions { display: flex; align-items: center; gap: 0.4rem; }
.theme-toggle {
  position: relative;
  display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border: 1px solid var(--border); border-radius: 12px;
  background: none; color: var(--text); cursor: pointer; transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}
.theme-toggle:hover { background: color-mix(in srgb, var(--primary) 12%, transparent); border-color: var(--primary); transform: translateY(-1px); }
.theme-toggle svg {
  position: absolute; top: 50%; left: 50%;
  width: 20px; height: 20px;
  transition: opacity 0.2s ease, transform 0.25s ease;
}
.theme-toggle .ico-moon { transform: translate(-50%, -50%) rotate(0); opacity: 1; }
.theme-toggle .ico-sun { transform: translate(-50%, -50%) rotate(-90deg); opacity: 0; }
[data-theme="dark"] .theme-toggle .ico-sun { transform: translate(-50%, -50%) rotate(0); opacity: 1; }
[data-theme="dark"] .theme-toggle .ico-moon { transform: translate(-50%, -50%) rotate(90deg); opacity: 0; }

.hero { position: relative; overflow: hidden; padding: 7rem 0 6rem; text-align: center; background: var(--bg-alt); }
[data-theme="dark"] .hero { background: radial-gradient(1200px 600px at 70% -10%, color-mix(in srgb, var(--primary) 18%, transparent), transparent 60%), var(--bg-alt); }
.hero-orb { position: absolute; border-radius: 50%; filter: blur(90px); opacity: 0.35; pointer-events: none; }
.hero-orb-a { width: 480px; height: 480px; background: var(--primary); top: -140px; left: -120px; animation: drift 12s ease-in-out infinite alternate; }
.hero-orb-b { width: 420px; height: 420px; background: var(--accent); bottom: -160px; right: -100px; animation: drift 16s ease-in-out infinite alternate-reverse; }
@keyframes drift { from { transform: translate(0, 0) scale(1); } to { transform: translate(60px, 30px) scale(1.12); } }
.hero-inner { position: relative; z-index: 2; }
.badge {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.45rem 1rem; border-radius: 999px; margin-bottom: 1.5rem;
  background: color-mix(in srgb, var(--primary) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--primary) 30%, transparent);
  text-transform: none; letter-spacing: 0.03em; font-size: 0.85rem;
}
.hero-title {
  font-size: clamp(2.4rem, 5.5vw, 4rem); font-weight: 800; line-height: 1.1;
  letter-spacing: -0.02em; margin-bottom: 1.25rem;
}
.hero-sub { font-size: clamp(1.05rem, 2vw, 1.3rem); color: var(--text-muted); max-width: 620px; margin: 0 auto 2.25rem; }
.hero-actions { display: flex; gap: 0.9rem; justify-content: center; flex-wrap: wrap; margin-bottom: 3.5rem; }
.hero-card {
  max-width: 780px; margin: 0 auto; text-align: left;
  background: var(--card); border: 1px solid var(--border);
  border-radius: calc(var(--radius) + 8px); overflow: hidden;
  box-shadow: var(--shadow);
}
.hero-card-top { display: flex; align-items: center; gap: 0.4rem; padding: 0.85rem 1.25rem; border-bottom: 1px solid var(--border); }
.dot { width: 10px; height: 10px; border-radius: 50%; background: #e5484d; }
.dot:nth-child(2) { background: #f5a623; }
.dot:nth-child(3) { background: #30a46c; }
.hero-card-url { margin-left: auto; font-size: 0.8rem; color: var(--text-muted); font-family: ui-monospace, monospace; }
.hero-card-body { padding: 1.75rem; display: flex; flex-direction: column; gap: 0.9rem; }
.hero-card-title { font-size: 1.5rem; font-weight: 700; color: var(--text); line-height: 1.25; }
.hero-card-subtitle { font-size: 0.95rem; font-weight: 600; color: var(--primary); }
.hero-card-text { font-size: 0.95rem; color: var(--text-muted); margin: 0; line-height: 1.6; }
.hero-card-chips { display: flex; flex-wrap: wrap; gap: 0.55rem; margin-top: 0.35rem; }
.hero-card-chip {
  display: inline-flex; align-items: center; gap: 0.35rem; max-width: 100%;
  padding: 0.4rem 0.8rem; border-radius: 999px; font-size: 0.8rem; font-weight: 600;
  background: color-mix(in srgb, var(--primary) 10%, var(--card));
  color: var(--primary); border: 1px solid color-mix(in srgb, var(--primary) 30%, transparent);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.skeleton { display: block; background: linear-gradient(90deg, var(--border) 25%, color-mix(in srgb, var(--border) 55%, var(--bg)) 50%, var(--border) 75%); background-size: 200% 100%; animation: shimmer 1.6s infinite; border-radius: 6px; }
@keyframes shimmer { to { background-position: -200% 0; } }
.skeleton-title { height: 26px; width: 55%; }
.skeleton-line { height: 12px; width: 90%; }
.skeleton-line.short { width: 62%; }
.hero-card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.9rem; margin-top: 0.75rem; }
.skeleton-block { height: 90px; }
.hero-card-grid-img { width: 100%; height: 110px; object-fit: cover; border-radius: 10px; }
.hero-scroll { position: absolute; bottom: 28px; left: 50%; transform: translateX(-50%); }
.hero-scroll span { display: block; width: 22px; height: 36px; border: 2px solid var(--text-muted); border-radius: 12px; position: relative; }
.hero-scroll span::after { content: ""; position: absolute; top: 7px; left: 50%; transform: translateX(-50%); width: 4px; height: 8px; border-radius: 4px; background: var(--primary); animation: scrollPulse 1.8s infinite; }
@keyframes scrollPulse { 0% { opacity: 0; transform: translate(-50%, -4px); } 50% { opacity: 1; } 100% { opacity: 0; transform: translate(-50%, 10px); } }

.logos-section { padding: 3rem 0; border-bottom: 1px solid var(--border); }
.logos-title { text-align: center; color: var(--text-muted); font-size: 0.9rem; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: 1.75rem; }
.logos-marquee { overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); }
.logos-track { display: flex; gap: 3.5rem; width: max-content; animation: marquee 26s linear infinite; }
@keyframes marquee { to { transform: translateX(-50%); } }
.logo-item { font-size: 1.25rem; font-weight: 800; color: var(--text-muted); opacity: 0.75; white-space: nowrap; }

.section { padding: 6rem 0; }
.section-title { font-size: clamp(1.8rem, 3.5vw, 2.6rem); font-weight: 800; letter-spacing: -0.02em; line-height: 1.15; margin-bottom: 1rem; }
.section-sub { color: var(--text-muted); max-width: 640px; margin-bottom: 3rem; font-size: 1.1rem; }

.feature-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.5rem; }
.feature-card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.9rem; transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}
.feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: color-mix(in srgb, var(--primary) 40%, var(--border)); }
.feature-icon {
  width: 52px; height: 52px; display: grid; place-items: center; margin-bottom: 1.1rem;
  background: color-mix(in srgb, var(--primary) 12%, transparent); color: var(--primary);
  border-radius: 14px;
}
.feature-icon svg { width: 1.5em; height: 1.5em; }
.feature-card h3 { font-size: 1.15rem; margin-bottom: 0.5rem; }
.feature-card p { color: var(--text-muted); font-size: 0.95rem; }
.feature-card-img { width: 100%; height: 170px; object-fit: cover; border-radius: 14px; margin-bottom: 1.1rem; }

.about-section { background: var(--bg-alt); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.about-visual { position: relative; }
.about-card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 2.5rem; box-shadow: var(--shadow); transform: rotate(-2deg);
}
.about-card h3 { margin: 0.5rem 0 1.5rem; font-size: 1.4rem; }
.about-blocks { display: grid; grid-template-columns: 1fr 1fr; gap: 0.9rem; }
.about-blocks .skeleton-block { height: 130px; }
.about-block-img { width: 100%; height: 130px; object-fit: cover; border-radius: 10px; }
.about-copy .btn { margin-top: 0.5rem; }

.stats-section { padding: 4.5rem 0; background: linear-gradient(135deg, var(--dark), color-mix(in srgb, var(--dark) 60%, var(--primary))); color: #fff; }
[data-theme="dark"] .stats-section { background: linear-gradient(135deg, color-mix(in srgb, var(--dark) 80%, #000), color-mix(in srgb, var(--dark) 55%, var(--primary))); }
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 2rem; text-align: center; }
.stat-value { display: block; font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; background: linear-gradient(90deg, #fff, color-mix(in srgb, var(--primary) 35%, #fff)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat-label { color: color-mix(in srgb, #fff 70%, transparent); font-weight: 500; }

.testimonial-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1.5rem; }
.testimonial-card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.9rem; display: flex; flex-direction: column; gap: 1rem; transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.testimonial-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.quote-mark { font-size: 3rem; line-height: 0.6; color: var(--primary); font-family: Georgia, serif; }
.quote { font-size: 1rem; color: var(--text); }
.quote-meta { display: flex; align-items: center; gap: 0.8rem; margin-top: auto; }
.avatar { width: 42px; height: 42px; border-radius: 50%; display: grid; place-items: center; font-weight: 700; font-size: 0.8rem; background: linear-gradient(135deg, var(--primary), var(--accent)); color: #fff; }
.quote-name { display: block; font-weight: 700; font-size: 0.92rem; }
.quote-role { color: var(--text-muted); font-size: 0.8rem; }
.quote-stars { margin-left: auto; color: #f5a623; letter-spacing: 2px; }

.faq-section { background: var(--bg-alt); }
.faq-list { display: flex; flex-direction: column; gap: 0.9rem; }
.faq-item { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.faq-item summary {
  cursor: pointer; list-style: none; padding: 1.3rem 1.6rem; font-weight: 700;
  display: flex; justify-content: space-between; align-items: center; gap: 1rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; font-size: 1.4rem; color: var(--primary); transition: transform 0.25s; }
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p { padding: 0 1.6rem 1.4rem; color: var(--text-muted); }

.cta-section { position: relative; overflow: hidden; padding: 6rem 0; text-align: center; background: linear-gradient(135deg, var(--primary), color-mix(in srgb, var(--primary) 55%, var(--accent))); color: #fff; }
.cta-orb { position: absolute; inset: auto; width: 500px; height: 500px; border-radius: 50%; background: rgba(255,255,255,0.14); filter: blur(60px); top: -200px; right: -140px; }
.cta-title { font-size: clamp(1.9rem, 3.5vw, 2.7rem); font-weight: 800; letter-spacing: -0.02em; margin-bottom: 1rem; }
.cta-sub { max-width: 560px; margin: 0 auto 2.25rem; font-size: 1.1rem; opacity: 0.92; }
.cta-section .btn-primary { background: #fff; color: var(--primary); }
.cta-section .btn-primary:hover { box-shadow: 0 16px 40px -12px rgba(0,0,0,0.35); }

.contact-section { background: var(--bg-alt); }
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 4rem; }
.contact-line { display: flex; align-items: center; gap: 0.7rem; margin-bottom: 0.85rem; color: var(--text-muted); }
.contact-line svg { color: var(--primary); }
.contact-social { display: flex; gap: 0.6rem; margin-top: 1.5rem; }
.social-link {
  width: 42px; height: 42px; display: grid; place-items: center; border-radius: 12px;
  background: var(--card); border: 1px solid var(--border); color: var(--text-muted);
  transition: 0.2s;
}
.social-link:hover { color: var(--primary); border-color: var(--primary); transform: translateY(-2px); }
.contact-form {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 2.25rem; box-shadow: var(--shadow); display: flex; flex-direction: column; gap: 1.1rem;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
.form-field { display: flex; flex-direction: column; gap: 0.4rem; }
.form-field label { font-size: 0.85rem; font-weight: 600; }
.form-field input, .form-field textarea {
  font-family: var(--font); font-size: 0.95rem; color: var(--text);
  background: var(--bg); border: 1px solid var(--border); border-radius: 12px;
  padding: 0.8rem 1rem; transition: border-color 0.2s, box-shadow 0.2s; outline: none;
}
.form-field input:focus, .form-field textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 4px color-mix(in srgb, var(--primary) 18%, transparent); }
.form-status { font-size: 0.9rem; min-height: 1.2em; }
.form-status.ok { color: var(--accent); }
.form-status.err { color: #e5484d; }

.site-footer { background: var(--dark); color: #fff; padding: 4.5rem 0 2rem; }
.footer-inner { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 3rem; padding-bottom: 2.5rem; }
.footer-brand p { color: color-mix(in srgb, #fff 65%, transparent); max-width: 320px; margin-top: 1rem; font-size: 0.95rem; }
.footer-brand .brand-name { color: #fff; }
.footer-heading { display: block; font-weight: 700; margin-bottom: 1rem; }
.footer-links a, .footer-contact a { display: block; color: color-mix(in srgb, #fff 70%, transparent); margin-bottom: 0.6rem; font-size: 0.95rem; transition: color 0.2s; }
.footer-links a:hover, .footer-contact a:hover { color: #fff; }
.footer-bottom {
  display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
  padding-top: 1.75rem; border-top: 1px solid rgba(255,255,255,0.12);
  color: color-mix(in srgb, #fff 55%, transparent); font-size: 0.85rem;
}
.footer-bottom a { color: color-mix(in srgb, #fff 80%, transparent); }

.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.in { opacity: 1; transform: none; }

.pricing-section { background: var(--bg-alt); }
.pricing-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.5rem; align-items: stretch; }
.plan-card { position: relative; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 2rem; display: flex; flex-direction: column; gap: 1rem; transition: transform 0.25s ease, box-shadow 0.25s ease; }
.plan-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.plan-featured { border: 2px solid var(--primary); box-shadow: var(--shadow); }
.plan-badge { position: absolute; top: -13px; left: 50%; transform: translateX(-50%); background: var(--primary); color: #fff; font-size: 0.7rem; font-weight: 800; letter-spacing: 0.06em; text-transform: uppercase; padding: 0.3rem 0.9rem; border-radius: 999px; white-space: nowrap; }
.plan-name { font-size: 1.15rem; }
.plan-price { font-size: 2.3rem; font-weight: 800; line-height: 1; }
.plan-period { font-size: 0.85rem; color: var(--text-muted); font-weight: 500; margin-left: 0.25rem; }
.plan-desc { color: var(--text-muted); font-size: 0.92rem; }
.plan-features { list-style: none; display: flex; flex-direction: column; gap: 0.55rem; margin: 0 0 1rem; flex: 1; }
.plan-features li { display: flex; gap: 0.55rem; align-items: flex-start; font-size: 0.92rem; }
.plan-features li::before { content: "\2713"; color: var(--primary); font-weight: 800; }
.plan-card .btn { justify-content: center; }

.team-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 1.5rem; }
.team-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 2rem 1.5rem; text-align: center; transition: transform 0.25s ease, box-shadow 0.25s ease; }
.team-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.team-avatar { width: 72px; height: 72px; margin: 0 auto 1.1rem; display: grid; place-items: center; font-weight: 800; font-size: 1.4rem; color: #fff; background: linear-gradient(135deg, var(--primary), var(--accent)); border-radius: 50%; }
.team-avatar-img { width: 72px; height: 72px; margin: 0 auto 1.1rem; display: block; object-fit: cover; border-radius: 50%; }
.team-card h3 { margin-bottom: 0.4rem; }
.team-card p { color: var(--text-muted); font-size: 0.92rem; }

@media (max-width: 900px) {
  .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .footer-inner { grid-template-columns: 1fr; gap: 2rem; }
  .site-nav {
    position: fixed; inset: 72px 0 auto 0; flex-direction: column; gap: 1rem;
    background: var(--card); border-bottom: 1px solid var(--border);
    padding: 1.5rem; transform: translateY(-120%); transition: transform 0.3s ease; z-index: 40;
  }
  .site-nav.open { transform: translateY(0); }
  .nav-toggle { display: flex; }
  .form-row { grid-template-columns: 1fr; }
  .hero-card-grid { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}
/* AISiteRise effects pack: blocky menu, sliding underlines, glimmer sweeps, hover lift */
.site-nav a { position: relative; padding: .5rem .85rem; border-radius: 8px; }
.site-nav a::after { content: ""; position: absolute; left: .85rem; right: .85rem; bottom: .3rem; height: 2px; background: var(--primary); transform: scaleX(0); transform-origin: left; transition: transform .28s ease; }
.site-nav a:hover::after { transform: scaleX(1); }
.site-nav a:hover { background: color-mix(in srgb, var(--primary) 12%, transparent); }
.btn { position: relative; overflow: hidden; }
.btn::before { content: ""; position: absolute; top: 0; left: -120%; width: 60%; height: 100%; background: linear-gradient(115deg, transparent, rgba(255,255,255,.35), transparent); transform: skewX(-20deg); transition: left .6s ease; }
.btn:hover::before { left: 140%; }
.feature-card, .plan-card, .team-card, .testimonial-card, .faq-item { transition: transform .25s ease, box-shadow .25s ease; }
.feature-card:hover, .plan-card:hover, .team-card:hover, .testimonial-card:hover { transform: translateY(-4px); box-shadow: 0 14px 34px rgba(0,0,0,.16); }
.faq-item:hover { transform: translateX(4px); }