:root {
  --bg: #f6f7f9; --surface: #fff; --surface-2: #eef1f5; --ink: #0f1b2d; --ink-2: #44506a; --muted: #7d889c; --line: #e6e9ef;
  --brand: #0e9f6e; --dark: #0f1b2d; --r: 24px; --shadow: 0 10px 30px rgba(15, 27, 45, .08);
  --font: "Plus Jakarta Sans", "Hind Siliguri", system-ui, -apple-system, "Segoe UI", sans-serif; color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) { --bg: #0b1220; --surface: #131c2d; --surface-2: #1a2538; --ink: #eef2f8; --ink-2: #b5bfd0; --muted: #7d889c; --line: #233047; --shadow: none; color-scheme: dark; }
}
:root[data-theme="dark"] { --bg: #0b1220; --surface: #131c2d; --surface-2: #1a2538; --ink: #eef2f8; --ink-2: #b5bfd0; --muted: #7d889c; --line: #233047; --shadow: none; color-scheme: dark; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.6 var(--font); -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { margin: 0; letter-spacing: -.02em; line-height: 1.2; }
img { max-width: 100%; display: block; }
.ic { flex: none; }
main, .nav, .foot { max-width: 1160px; margin: 0 auto; padding: 0 20px; }

.nav { display: flex; align-items: center; gap: 24px; padding-top: 18px; padding-bottom: 18px; position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--bg) 85%, transparent); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); max-width: none;
  padding-left: max(20px, calc(50% - 560px)); padding-right: max(20px, calc(50% - 560px)); }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 19px; }
.mark { width: 38px; height: 38px; border-radius: 12px; background: var(--dark); display: grid; place-items: center; }
.mark svg { width: 22px; height: 22px; }
.links { display: flex; gap: 22px; flex: 1; color: var(--ink-2); font-weight: 500; font-size: 15px; }
.links a:hover { color: var(--ink); }
.tools { display: flex; gap: 8px; align-items: center; }
.chip { height: 38px; min-width: 38px; padding: 0 10px; border-radius: 12px; border: 1px solid var(--line); background: var(--surface); color: var(--ink); font: 700 13px var(--font); cursor: pointer; display: grid; place-items: center; }
.btn { display: inline-flex; align-items: center; gap: 10px; height: 46px; padding: 0 20px; border-radius: 14px; background: var(--brand); color: #fff; font-weight: 700; border: 0; }
.btn.sm { height: 38px; padding: 0 14px; border-radius: 12px; font-size: 14px; }
.btn.big { height: auto; padding: 14px 22px; border-radius: 18px; text-align: left; }
.btn.big b { display: block; font-size: 16px; } .btn.big small { display: block; opacity: .75; font-weight: 500; font-size: 12.5px; }
.btn.ghost { background: var(--surface); color: var(--ink); box-shadow: inset 0 0 0 1px var(--line); }
.btn.light { background: #fff; color: var(--dark); } .btn.outline { background: transparent; color: #fff; box-shadow: inset 0 0 0 1.5px rgba(255, 255, 255, .35); }
.btn[aria-disabled="true"] { opacity: .55; pointer-events: none; }
@media (max-width: 860px) { .links { display: none; } .nav { gap: 12px; } .brand { flex: 1; } }

.eyebrow { display: inline-block; font-size: 13px; font-weight: 700; color: var(--brand); text-transform: uppercase; letter-spacing: .08em; margin-bottom: 10px; }
.eyebrow.light { color: #7ee2bd; }
.hero { display: grid; grid-template-columns: 1.1fr 1fr; gap: 40px; align-items: center; padding: 48px 0 32px; }
.hero h1 { font-size: clamp(36px, 5.4vw, 60px); }
.lead { font-size: 18px; color: var(--ink-2); margin: 18px 0 26px; max-width: 540px; }
.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(--ink-2); font-size: 14px; }
.ticks li::before { content: "✓"; color: var(--brand); font-weight: 800; margin-right: 6px; }
.phones { position: relative; height: 600px; }
.phone { margin: 0; border-radius: 40px; padding: 9px; background: #0b1220; box-shadow: 0 30px 60px rgba(15, 27, 45, .22); width: 270px; }
.phone img { border-radius: 32px; width: 100%; height: auto; }
.phones .front { position: absolute; right: 8%; top: 0; z-index: 2; }
.phones .back { position: absolute; right: 44%; top: 50px; transform: rotate(-6deg); opacity: .96; }
@media (max-width: 900px) { .hero { grid-template-columns: 1fr; } .phones { height: 520px; } .phones .front { right: 4%; } .phones .back { right: auto; left: 0; } .phone { width: 230px; } }
@media (max-width: 480px) { .phones { height: 470px; } .phones .back { display: none; } .phones .front { left: 50%; right: auto; transform: translateX(-50%); } }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border-radius: var(--r); overflow: hidden; border: 1px solid var(--line); margin: 24px 0; }
.stats div { background: var(--surface); padding: 22px; }
.stats b { display: block; font-size: 34px; letter-spacing: -.02em; }
.stats span { color: var(--muted); font-size: 14px; }
@media (max-width: 760px) { .stats { grid-template-columns: 1fr 1fr; } }

.block { padding: 64px 0 24px; }
.block h2 { font-size: clamp(28px, 3.6vw, 40px); max-width: 760px; margin-bottom: 28px; }
.features { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.features article { background: var(--surface); border-radius: var(--r); padding: 22px; border: 1px solid var(--line); }
.features .ic-slot { width: 46px; height: 46px; border-radius: 14px; display: grid; place-items: center; background: color-mix(in srgb, var(--c) 12%, var(--surface)); color: var(--c); margin-bottom: 14px; }
.features h3 { font-size: 17px; margin-bottom: 6px; } .features p { margin: 0; color: var(--ink-2); font-size: 14.5px; }
@media (max-width: 980px) { .features { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .features { grid-template-columns: 1fr; } }

.showcase { display: grid; grid-template-columns: 1.2fr 1fr; gap: 40px; align-items: center; }
.shots { display: flex; gap: 16px; overflow-x: auto; padding: 10px 4px 30px; scrollbar-width: none; -webkit-mask-image: linear-gradient(90deg, #000 82%, transparent); mask-image: linear-gradient(90deg, #000 82%, transparent); }
.shots::-webkit-scrollbar { display: none; }
.shots .phone { width: 210px; flex: none; } .shots .phone:nth-child(2) { margin-top: 40px; }
.list { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; }
.list li { display: flex; gap: 12px; align-items: flex-start; color: var(--ink-2); }
.list .ic-slot { width: 36px; height: 36px; border-radius: 11px; display: grid; place-items: center; background: var(--surface-2); color: var(--brand); flex: none; }
@media (max-width: 900px) { .showcase { grid-template-columns: 1fr; } }

.steps { list-style: none; padding: 0; margin: 0 0 28px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; counter-reset: s; }
.steps li { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 22px; }
.steps b { width: 38px; height: 38px; border-radius: 12px; background: var(--dark); color: #fff; display: grid; place-items: center; margin-bottom: 14px; }
.steps h3 { font-size: 16px; margin-bottom: 4px; } .steps p { margin: 0; color: var(--ink-2); font-size: 14px; }
@media (max-width: 860px) { .steps { grid-template-columns: 1fr 1fr; } }
.plans { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; margin-bottom: 18px; }
.plan { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 24px; position: relative; }
.plan.featured { border: 2px solid var(--brand); }
.plan .tag { position: absolute; top: 18px; right: 18px; background: var(--brand); color: #fff; font-size: 12px; font-weight: 700; padding: 3px 10px; border-radius: 8px; }
.plan h3 { font-size: 18px; } .plan .price { font-size: 36px; font-weight: 800; margin: 8px 0 2px; letter-spacing: -.02em; } .plan .per { color: var(--muted); font-size: 14px; }
.plan ul { list-style: none; padding: 0; margin: 14px 0 0; display: grid; gap: 6px; color: var(--ink-2); font-size: 14.5px; }
.plan li::before { content: "✓"; color: var(--brand); font-weight: 800; margin-right: 8px; }
.fine { color: var(--muted); font-size: 14px; margin: 0 0 18px; }

.download { margin-top: 40px; background: var(--dark); color: #fff; border-radius: 32px; padding: 48px; display: grid; grid-template-columns: 1.2fr 1fr; gap: 40px; position: relative; overflow: hidden; }
.download::after { content: ""; position: absolute; width: 420px; height: 420px; border-radius: 42% 58% 50% 50%; background: var(--brand); right: -160px; bottom: -220px; opacity: .9; }
.download > * { position: relative; z-index: 1; }
.download p { color: rgba(255, 255, 255, .75); margin: 0 0 22px; }
.download .note { margin-top: 16px; font-size: 14px; }
.install { margin: 0; padding: 22px 22px 22px 42px; background: rgba(255, 255, 255, .06); border-radius: var(--r); display: grid; gap: 10px; color: rgba(255, 255, 255, .85); align-self: start; }
@media (max-width: 860px) { .download { grid-template-columns: 1fr; padding: 32px 22px; } }

.faq { display: grid; gap: 10px; max-width: 820px; }
.faq details { background: var(--surface); border: 1px solid var(--line); border-radius: 18px; padding: 16px 20px; }
.faq summary { cursor: pointer; font-weight: 700; } .faq p { color: var(--ink-2); margin: 10px 0 0; }

.foot { padding: 48px 20px 40px; color: var(--muted); font-size: 14px; display: grid; gap: 6px; }
.foot .brand { color: var(--ink); font-size: 17px; margin-bottom: 6px; }
.foot p { margin: 0; }