:root { --brand: #0f766e; --brand-2: #14b8a6; --accent: #f59e0b; --ink: #0f172a; --ink-2: #334155; --muted: #64748b; --line: #e2e8f0; --bg: #ffffff; --bg-2: #f6faf9; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font: 16px/1.6 "Inter", "Segoe UI", Roboto, system-ui, -apple-system, sans-serif; color: var(--ink); background: var(--bg); -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--brand); }
code { font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace; font-size: .9em; background: #eef6f5; padding: 1px 6px; border-radius: 6px; }
.container { width: min(1160px, 100% - 40px); margin-inline: auto; }
.btn { display: inline-flex; align-items: center; gap: 8px; height: 46px; padding: 0 22px; border-radius: 12px; border: 1px solid var(--line); background: #fff; color: var(--ink); font-weight: 650; text-decoration: none; transition: transform .15s, box-shadow .15s; }
.btn:hover { transform: translateY(-1px); box-shadow: 0 6px 18px rgba(15, 23, 42, .08); }
.btn-primary { background: var(--brand); border-color: var(--brand); color: #fff; }
.btn-sm { height: 36px; padding: 0 14px; border-radius: 10px; font-size: 14px; }
.nav { position: sticky; top: 0; z-index: 10; background: rgba(255, 255, 255, .85); backdrop-filter: saturate(180%) blur(10px); border-bottom: 1px solid var(--line); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 750; color: var(--ink); text-decoration: none; }
.brand em { font-style: normal; color: var(--brand); }
.nav nav { display: flex; align-items: center; gap: 22px; }
.nav nav a:not(.btn) { color: var(--ink-2); text-decoration: none; font-weight: 550; font-size: 15px; }
.nav nav a:not(.btn):hover { color: var(--brand); }
.hero { background: radial-gradient(1200px 500px at 85% -10%, #ccfbf1 0%, transparent 60%), radial-gradient(800px 400px at -10% 10%, #fef3c7 0%, transparent 55%); padding: 64px 0 56px; }
.hero-grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: 48px; align-items: center; }
.pill { display: inline-block; background: #fff; border: 1px solid var(--line); border-radius: 999px; padding: 6px 14px; font-size: 13.5px; font-weight: 600; color: var(--ink-2); }
h1 { font-size: clamp(36px, 5vw, 58px); line-height: 1.05; letter-spacing: -1.5px; margin: 18px 0 16px; }
.hl { background: linear-gradient(90deg, var(--brand), var(--brand-2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lead { font-size: 19px; color: var(--ink-2); margin: 0 0 26px; max-width: 560px; }
.cta { display: flex; gap: 12px; flex-wrap: wrap; }
.ticks { list-style: none; padding: 0; margin: 22px 0 0; display: flex; gap: 18px; flex-wrap: wrap; color: var(--muted); font-size: 14.5px; }
.ticks li::before { content: "✓ "; color: var(--brand); font-weight: 800; }
.hero-shot { margin: 0; border-radius: 18px; overflow: hidden; box-shadow: 0 30px 80px rgba(15, 23, 42, .25), 0 0 0 1px rgba(15, 23, 42, .06); transform: perspective(1600px) rotateY(-6deg) rotateX(2deg); }
.strip { border-block: 1px solid var(--line); background: #fff; }
.strip-grid { display: grid; grid-template-columns: repeat(4, 1fr); text-align: center; padding: 26px 0; }
.strip-grid div { display: flex; flex-direction: column; }
.strip-grid b { font-size: 26px; color: var(--brand); letter-spacing: -.5px; }
.strip-grid span { color: var(--muted); font-size: 14px; }
.section { padding: 84px 0; }
.section.alt { background: var(--bg-2); }
.h2 { font-size: clamp(28px, 3.4vw, 40px); letter-spacing: -.8px; text-align: center; margin: 0 0 10px; line-height: 1.15; }
.sub { text-align: center; color: var(--muted); font-size: 18px; margin: 0 auto 44px; max-width: 640px; }
.left { text-align: left; margin-left: 0; }
.features { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.feature { background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 24px; transition: transform .2s, box-shadow .2s; }
.feature:hover { transform: translateY(-3px); box-shadow: 0 14px 34px rgba(15, 23, 42, .08); }
.feature .ic { width: 46px; height: 46px; border-radius: 12px; background: #f0fdfa; display: flex; align-items: center; justify-content: center; font-size: 22px; margin-bottom: 14px; }
.feature h3 { margin: 0 0 6px; font-size: 17px; }
.feature p { margin: 0; color: var(--ink-2); font-size: 15px; }
.shots { display: grid; grid-template-columns: repeat(6, 1fr); gap: 20px; }
.shot { margin: 0; background: #fff; border: 1px solid var(--line); border-radius: 16px; overflow: hidden; box-shadow: 0 10px 30px rgba(15, 23, 42, .06); }
.shot.wide { grid-column: span 3; }
.shot.tall { grid-column: span 3; display: flex; flex-direction: column; }
.shot.tall img { max-height: 560px; object-fit: contain; margin: 0 auto; background: #f8fafc; width: 100%; }
.shot figcaption { padding: 12px 16px; font-size: 14px; color: var(--muted); border-top: 1px solid var(--line); margin-top: auto; }
.steps { list-style: none; padding: 0; margin: 40px 0 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; counter-reset: s; }
.steps li { text-align: center; padding: 10px 20px; }
.steps span { display: inline-flex; width: 52px; height: 52px; border-radius: 50%; background: var(--brand); color: #fff; font-weight: 800; font-size: 20px; align-items: center; justify-content: center; box-shadow: 0 0 0 8px #ccfbf1; }
.steps h3 { margin: 18px 0 6px; }
.steps p { margin: 0; color: var(--ink-2); }
.install { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.install-steps { padding-left: 22px; margin: 0; }
.install-steps li { margin: 10px 0; color: var(--ink-2); }
.code-card { background: #0b1220; border-radius: 16px; overflow: hidden; box-shadow: 0 24px 60px rgba(15, 23, 42, .25); }
.code-head { display: flex; align-items: center; gap: 6px; padding: 12px 14px; background: #111a2b; }
.code-head i { width: 11px; height: 11px; border-radius: 50%; background: #ef4444; }
.code-head i:nth-child(2) { background: #f59e0b; }
.code-head i:nth-child(3) { background: #22c55e; }
.code-head span { color: #64748b; font-size: 12.5px; margin-left: 8px; }
.code-card pre { margin: 0; padding: 20px 22px; overflow-x: auto; }
.code-card code { background: none; color: #e2e8f0; padding: 0; font-size: 14px; line-height: 1.8; }
.code-card .c { color: #5eead4; }
.privacy { display: grid; grid-template-columns: 160px 1fr; gap: 40px; align-items: start; max-width: 900px; }
.privacy-badge { width: 160px; height: 160px; border-radius: 40px; background: linear-gradient(135deg, var(--brand-2), var(--brand)); display: flex; align-items: center; justify-content: center; font-size: 72px; box-shadow: 0 20px 50px rgba(15, 118, 110, .35); }
.checks { list-style: none; padding: 0; margin: 18px 0; }
.checks li { padding: 10px 0 10px 34px; position: relative; color: var(--ink-2); border-bottom: 1px dashed var(--line); }
.checks li::before { content: "✓"; position: absolute; left: 0; top: 9px; width: 22px; height: 22px; border-radius: 50%; background: #ccfbf1; color: var(--brand); font-weight: 800; font-size: 13px; display: flex; align-items: center; justify-content: center; }
.note { color: var(--muted); font-size: 14px; }
.faq { max-width: 780px; }
.faq details { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 16px 20px; margin-bottom: 12px; }
.faq summary { font-weight: 650; cursor: pointer; }
.faq p { margin: 10px 0 0; color: var(--ink-2); }
.foot { border-top: 1px solid var(--line); padding: 28px 0; color: var(--muted); font-size: 14px; }
.foot-inner { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.foot-inner span:first-child { display: flex; align-items: center; gap: 8px; }
@media (max-width: 980px) {
  .hero-grid, .install { grid-template-columns: 1fr; }
  .hero-shot { transform: none; }
  .features { grid-template-columns: repeat(2, 1fr); }
  .shot.wide, .shot.tall { grid-column: span 6; }
  .nav nav a:not(.btn) { display: none; }
}
@media (max-width: 620px) {
  .features, .steps { grid-template-columns: 1fr; }
  .strip-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .privacy { grid-template-columns: 1fr; }
  .privacy-badge { width: 96px; height: 96px; font-size: 44px; border-radius: 26px; }
  .section { padding: 60px 0; }
}
.roadmap { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.plan { position: relative; background: #fff; border: 1px dashed #94a3b8; border-radius: 18px; padding: 22px 24px; }
.plan h3 { margin: 10px 0 6px; font-size: 17px; }
.plan p { margin: 0; color: var(--ink-2); font-size: 15px; }
.badge-planned { display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: .4px; text-transform: uppercase; color: #92400e; background: #fef3c7; border-radius: 999px; padding: 3px 10px; }
kbd { font-family: ui-monospace, Menlo, Consolas, monospace; font-size: .82em; background: #f1f5f9; border: 1px solid #cbd5e1; border-bottom-width: 2px; border-radius: 6px; padding: 0 5px; }
@media (max-width: 980px) { .roadmap { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .roadmap { grid-template-columns: 1fr; } }
@media (prefers-reduced-motion: reduce) { * { transition: none !important; scroll-behavior: auto !important; } }