:root {
  --bg: #ffffff;
  --text: #020617;
  --muted: #475569;
  --muted-2: #64748b;
  --line: rgba(226, 232, 240, 0.82);
  --soft: #f8fafc;
  --soft-2: #f1f5f9;
  --dark: #020617;
  --green: #25D366;
  --shadow-sm: 0 1px 2px rgba(15,23,42,0.05);
  --shadow-md: 0 14px 40px rgba(15,23,42,0.08);
  --shadow-lg: 0 22px 70px rgba(15,23,42,0.10);
  --container: 1200px;
  --radius-xl: 36px;
  --radius-lg: 28px;
  --radius-md: 22px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: Inter, ui-sans-serif, system-ui, BlinkMacSystemFont, "Segoe UI", sans-serif; color: var(--text); background: var(--bg); line-height: 1.5; text-rendering: optimizeLegibility; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; }
.container { width: min(var(--container), calc(100% - 48px)); margin: 0 auto; }
.site-header { position: sticky; top: 0; z-index: 50; border-bottom: 1px solid rgba(255,255,255,0.12); background: #000000; }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 12px 0; }
.brand { display: flex; align-items: center; gap: 12px; min-width: 0; }
.logo-frame { width: 154px; height: 76px; overflow: hidden; display: flex; align-items: center; flex-shrink: 0; }
.logo-frame img { height: 100%; width: auto; max-width: 100%; object-fit: contain; display: block; }
.brand-copy { line-height: 1; }
.brand-title { font-size: 1.05rem; font-weight: 600; letter-spacing: -0.03em; color: #ffffff; }
.brand-subtitle { margin-top: 4px; font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: rgba(255,255,255,0.72); }
.nav { display: flex; align-items: center; gap: 24px; font-size: 13px; font-weight: 500; letter-spacing: -0.01em; color: #ffffff; }
.nav a { white-space: nowrap; transition: color .18s ease; }
.nav a:hover { color: rgba(255,255,255,0.82); }
.header-actions { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 44px; padding: 0 20px; border-radius: 999px; border: 1px solid transparent; font-size: 13px; font-weight: 500; letter-spacing: -0.01em; white-space: nowrap; transition: transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease, opacity .18s ease; cursor: pointer; }
.btn:hover { transform: translateY(-1px); }
.btn-outline { background: #ffffff; color: var(--text); border-color: #ffffff; }
.btn-outline:hover { background: var(--soft); }
.btn-green { background: var(--green); color: #ffffff; box-shadow: var(--shadow-sm); }
.btn-green:hover { opacity: 0.96; box-shadow: var(--shadow-md); }
.icon { width: 16px; height: 16px; display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0; }
.hero { position: relative; overflow: hidden; border-bottom: 1px solid #f1f5f9; }
.hero::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at top left, rgba(226,232,240,0.55), transparent 38%), linear-gradient(to bottom, #f8fafc, #ffffff 42%, #ffffff); pointer-events: none; }
.hero-inner { position: relative; display: grid; grid-template-columns: 1.08fr 0.92fr; gap: 40px; align-items: start; padding: 40px 0 80px; }
.eyebrow-pill { display: inline-flex; align-items: center; gap: 8px; padding: 8px 12px; border-radius: 999px; border: 1px solid var(--line); background: rgba(255,255,255,0.92); box-shadow: var(--shadow-sm); font-size: 13px; font-weight: 600; letter-spacing: -0.01em; color: #334155; }
.hero-title { margin: 20px 0 0; max-width: 13ch; font-size: clamp(3rem, 7vw, 5.75rem); font-weight: 600; letter-spacing: -0.04em; line-height: 0.94; color: var(--text); }
.hero-subtitle { margin: 20px 0 0; max-width: 42rem; font-size: 17px; line-height: 2rem; letter-spacing: -0.01em; color: var(--muted); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.hero-actions .btn { min-height: 48px; padding: 0 24px; font-size: 14px; }
.hero-note { margin: 14px 0 0; max-width: 42rem; font-size: 14px; line-height: 1.6; color: var(--muted-2); }
.info-card { overflow: hidden; border-radius: 32px; border: 1px solid rgba(226,232,240,0.9); background: rgba(255,255,255,0.92); box-shadow: 0 20px 60px rgba(15,23,42,0.08); }
.info-card-body { padding: 28px 32px; }
.eyebrow { font-size: 11px; font-weight: 600; letter-spacing: 0.26em; text-transform: uppercase; color: var(--muted-2); }
.eyebrow.invert { color: #cbd5e1; }
.info-title, .section-title { margin: 8px 0 0; font-size: clamp(2rem, 4vw, 3.25rem); font-weight: 600; letter-spacing: -0.04em; line-height: 1.02; color: var(--text); }
.info-title { max-width: 14ch; }
.section-title.invert { color: #ffffff; }
.info-copy, .section-copy { margin-top: 16px; max-width: 42rem; font-size: 15px; line-height: 1.75rem; color: var(--muted); }
.section-copy.invert { color: #cbd5e1; }
.stack { display: grid; gap: 12px; margin-top: 24px; }
.stack-item, .use-item { display: flex; align-items: flex-start; gap: 12px; border-radius: 20px; background: var(--soft); padding: 16px; }
.stack-item p, .use-item p { margin: 0; font-size: 14px; line-height: 1.5rem; color: #334155; }
.check { width: 18px; height: 18px; display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0; font-size: 13px; font-weight: 700; color: var(--text); }
.dark-note { margin-top: 24px; border-radius: 24px; background: var(--dark); color: #ffffff; padding: 20px; }
.dark-note .small { font-size: 11px; font-weight: 500; letter-spacing: 0.22em; text-transform: uppercase; color: #cbd5e1; }
.dark-note p { margin: 8px 0 0; font-size: 17px; font-weight: 500; letter-spacing: -0.02em; line-height: 1.75rem; }
section { scroll-margin-top: 88px; }
.section { padding: 64px 0 80px; }
.section.alt { background: rgba(248,250,252,0.82); }
.section-head { max-width: 52rem; }
.cards-grid { display: grid; gap: 20px; margin-top: 40px; }
.cards-grid.services { grid-template-columns: repeat(3, minmax(0,1fr)); }
.cards-grid.steps { grid-template-columns: repeat(4, minmax(0,1fr)); }
.service-card, .step-card, .faq-item, .contact-card { border-radius: var(--radius-lg); border: 1px solid rgba(226,232,240,0.8); background: #ffffff; box-shadow: 0 1px 2px rgba(148,163,184,0.12); }
.service-card { transition: transform .28s ease, box-shadow .28s ease; }
.service-card:hover { transform: translateY(-2px); box-shadow: 0 18px 40px rgba(15,23,42,0.08); }
.card-body { padding: 28px 30px; }
.icon-box { width: 48px; height: 48px; display: inline-flex; align-items: center; justify-content: center; border-radius: 16px; background: var(--soft-2); font-size: 22px; }
.card-title { margin: 20px 0 0; font-size: 22px; font-weight: 600; letter-spacing: -0.03em; line-height: 1.08; color: var(--text); }
.card-copy { margin-top: 12px; font-size: 15px; line-height: 1.75rem; letter-spacing: -0.01em; color: var(--muted); }
.bullet-list { list-style: none; margin: 20px 0 0; padding: 0; display: grid; gap: 10px; font-size: 14px; letter-spacing: -0.01em; color: #334155; }
.bullet-list li { display: flex; align-items: center; gap: 10px; }
.two-col { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 40px; align-items: start; }
.use-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 12px; }
.use-item { border: 1px solid rgba(226,232,240,0.8); background: #ffffff; box-shadow: 0 1px 2px rgba(148,163,184,0.12); padding: 20px; }
.step-number { font-size: 11px; font-weight: 600; letter-spacing: 0.24em; color: #94a3b8; }
.coverage { background: var(--dark); color: #ffffff; }
.coverage-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 12px; margin-top: 40px; }
.coverage-item { display: flex; align-items: center; gap: 10px; padding: 20px; border-radius: var(--radius-md); border: 1px solid rgba(255,255,255,0.1); background: rgba(255,255,255,0.06); font-size: 14px; font-weight: 500; }
.faq-wrap { max-width: 60rem; margin: 0 auto; }
.faq-list { display: grid; gap: 12px; margin-top: 40px; }
.faq-item { padding: 24px; }
.faq-question { cursor: pointer; list-style: none; font-size: 16px; font-weight: 500; letter-spacing: -0.02em; color: var(--text); padding-right: 22px; position: relative; }
.faq-question::-webkit-details-marker { display: none; }
.faq-question::after { content: "+"; position: absolute; right: 0; top: 0; color: #94a3b8; font-size: 18px; line-height: 1; }
details[open] .faq-question::after { content: "−"; }
.faq-answer { margin-top: 16px; max-width: 46rem; font-size: 15px; line-height: 1.75rem; color: var(--muted); }
.contact-outer { border-radius: var(--radius-xl); border: 1px solid rgba(226,232,240,0.7); background: rgba(248,250,252,0.82); box-shadow: 0 1px 2px rgba(148,163,184,0.12); padding: 32px; }
.contact-grid { display: grid; grid-template-columns: 1fr 0.9fr; gap: 40px; align-items: center; }
.contact-card .card-body { padding: 28px 30px; }
.contact-list { display: grid; gap: 24px; }
.contact-row { display: flex; align-items: flex-start; gap: 12px; }
.contact-label { font-size: 14px; font-weight: 500; color: var(--text); }
.contact-value { margin-top: 4px; font-size: 15px; color: var(--muted); }
.footer { padding: 24px 20px 40px; font-size: 13px; color: var(--muted-2); text-align: center; }

@media (max-width: 1180px) { .header-inner { flex-wrap: wrap; } .nav { order: 3; width: 100%; justify-content: center; } }
@media (max-width: 1024px) { .hero-inner, .two-col, .contact-grid { grid-template-columns: 1fr; } .cards-grid.services { grid-template-columns: repeat(2, minmax(0,1fr)); } .cards-grid.steps { grid-template-columns: repeat(2, minmax(0,1fr)); } .coverage-grid { grid-template-columns: repeat(3, minmax(0,1fr)); } }
@media (max-width: 760px) { .container { width: min(var(--container), calc(100% - 32px)); } .nav { display: none; } .header-inner { padding: 12px 0; align-items: flex-start; } .brand { gap: 10px; } .logo-frame { width: 126px; height: 62px; } .brand-subtitle { display: none; } .header-actions { width: 100%; flex-direction: column; } .header-actions .btn, .hero-actions .btn { width: 100%; } .hero-inner { padding: 34px 0 64px; gap: 28px; } .hero-actions { flex-direction: column; } .cards-grid.services, .cards-grid.steps, .use-grid, .coverage-grid { grid-template-columns: 1fr; } .section { padding: 56px 0 64px; } .contact-outer { padding: 24px; } }