:root {
  --bg: #0E0F11;
  --surface: #16181B;
  --raised: #1D2024;
  --line: #2B2F34;
  --text: #ECE8E1;
  --muted: #8B9096;
  --red: #E5332A;
  --red-deep: #C62828;
  --ok: #4ADE80;
  --display: "Barlow Condensed", "Arial Narrow", sans-serif;
  --body: "Barlow", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --max: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--text); font: 400 17px/1.55 var(--body); -webkit-font-smoothing: antialiased; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--display); font-weight: 700; letter-spacing: .01em; margin: 0; line-height: .95; }
h2 { font-size: clamp(34px, 5vw, 56px); text-transform: uppercase; }
h3 { font-size: 26px; text-transform: uppercase; margin-bottom: 8px; }
p { margin: 0; }
.eyebrow { font: 500 12px/1 var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--muted); margin-bottom: 18px; }
.eyebrow.red { color: var(--red); }
.hidden { display: none; }

/* Top bar */
.top { position: sticky; top: 0; z-index: 10; display: flex; justify-content: space-between; align-items: center; padding: 14px max(16px, calc((100vw - var(--max)) / 2)); background: rgba(14, 15, 17, .88); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.mark { width: 34px; height: 34px; }
.brand-name { font: 700 22px/1 var(--display); letter-spacing: .08em; }
.nav { display: flex; align-items: center; gap: 22px; font: 500 13px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.nav a { text-decoration: none; color: var(--muted); }
.nav a:hover { color: var(--text); }
.nav .nav-cta { color: var(--red); }
.lang { font: 500 12px/1 var(--mono); letter-spacing: .1em; background: none; color: var(--text); border: 1px solid var(--line); border-radius: 6px; padding: 8px 10px; cursor: pointer; }
.lang:hover { border-color: var(--muted); }

/* Hero */
.hero { max-width: var(--max); margin: 0 auto; padding: 72px 16px 88px; display: grid; grid-template-columns: 1.15fr .85fr; gap: 48px; align-items: center; }
.hero h1 { font-size: clamp(76px, 12vw, 148px); line-height: .84; }
.lead { font: 600 clamp(22px, 2.6vw, 28px)/1.25 var(--body); margin-top: 22px; }
.sub { color: var(--muted); margin-top: 14px; max-width: 34em; }
.ctas { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 52px; padding: 0 24px; border-radius: 8px; border: 1px solid var(--line); background: var(--surface); color: var(--text); text-decoration: none; font: 600 15px/1 var(--mono); letter-spacing: .06em; text-transform: uppercase; cursor: pointer; transition: transform .15s, border-color .15s, background .15s; }
.btn:hover { border-color: var(--muted); transform: translateY(-1px); }
.btn.primary { background: var(--red); border-color: var(--red); color: #fff; }
.btn.primary:hover { background: #f0443b; }

/* Phone mock */
.hero-visual { display: flex; justify-content: center; }
.phone { position: relative; width: 300px; height: 600px; border-radius: 46px; padding: 54px 14px 14px; background: linear-gradient(160deg, #1b1e22, #0b0c0e 60%); border: 1px solid #34383e; box-shadow: 0 40px 80px rgba(0, 0, 0, .55), inset 0 0 0 6px #050506; overflow: hidden; }
.phone::before { content: ""; position: absolute; inset: 0; background: radial-gradient(120% 60% at 50% 0%, rgba(229, 51, 42, .22), transparent 60%); pointer-events: none; }
.notch { position: absolute; top: 14px; left: 50%; width: 92px; height: 26px; transform: translateX(-50%); background: #000; border-radius: 14px; }
.lock-time { position: relative; text-align: center; font: 600 64px/1 var(--body); letter-spacing: -.02em; }
.lock-date { position: relative; text-align: center; color: var(--muted); font-size: 15px; margin: 6px 0 34px; }
.notif { position: relative; background: rgba(40, 43, 48, .82); border-radius: 18px; padding: 12px 14px; margin-bottom: 10px; animation: drop .7s cubic-bezier(.2, .9, .3, 1.2) both .4s; }
.notif.second { opacity: .78; animation-delay: .9s; }
.notif-head { display: flex; align-items: center; gap: 8px; font: 500 11px/1 var(--mono); letter-spacing: .08em; color: var(--muted); }
.notif-head .ico { width: 20px; height: 20px; border-radius: 5px; background: var(--red-deep); display: grid; place-items: center; }
.notif-head .ico svg { width: 14px; height: 14px; }
.notif-head .ago { margin-left: auto; letter-spacing: 0; }
.notif-title { font-weight: 600; margin-top: 8px; }
.notif-body { color: #c9c5be; font-size: 14px; line-height: 1.4; margin-top: 2px; }
@keyframes drop { from { opacity: 0; transform: translateY(-14px) scale(.97); } }
@media (prefers-reduced-motion: reduce) { .notif { animation: none; } html { scroll-behavior: auto; } }

/* Sections */
section { padding: 0 16px; }
.section-head { max-width: var(--max); margin: 0 auto; border-bottom: 1px solid var(--line); margin-bottom: 28px; }
.band { max-width: none; background: var(--surface); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 72px max(16px, calc((100vw - 880px) / 2)); }
.band h2 { max-width: 15em; }
.band-text { color: var(--muted); margin-top: 22px; max-width: 40em; font-size: 19px; }

.features, .how, .faq { max-width: var(--max); margin: 0 auto; padding-top: 88px; }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 24px 22px 26px; transition: border-color .2s, transform .2s; }
.card:hover { border-color: #43484f; transform: translateY(-2px); }
.card p { color: var(--muted); }
.num { display: block; font: 500 12px/1 var(--mono); color: var(--red); letter-spacing: .1em; margin-bottom: 26px; }

.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.steps li { display: flex; gap: 16px; }
.step-n { flex: none; width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--red); color: var(--red); display: grid; place-items: center; font: 600 16px/1 var(--mono); }
.steps p { color: var(--muted); }

.privacy { max-width: var(--max); margin: 88px auto 0; padding: 48px 32px 40px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); }
.eyebrow.green { color: var(--ok); }
.privacy h2 { font-size: clamp(34px, 5vw, 56px); }
.privacy-lead { color: var(--muted); font-size: 19px; max-width: 38em; margin-top: 16px; }
.pillars { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; margin-top: 40px; }
.pillars svg { width: 32px; height: 32px; color: var(--ok); margin-bottom: 16px; }
.pillars h3 { font-size: 22px; }
.pillars p { color: var(--muted); font-size: 16px; }
.privacy-how { margin-top: 36px; border-top: 1px solid var(--line); padding-top: 18px; }
.privacy-how summary { cursor: pointer; font: 500 13px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--text); list-style: none; }
.privacy-how summary::-webkit-details-marker { display: none; }
.privacy-how summary::after { content: " +"; color: var(--ok); }
.privacy-how[open] summary::after { content: " –"; }
.privacy-how ul { margin: 16px 0 0; padding-left: 18px; color: var(--muted); font-size: 15px; display: grid; gap: 8px; max-width: 52em; }

.faq details { border-bottom: 1px solid var(--line); padding: 18px 0; }
.faq summary { cursor: pointer; font: 600 19px/1.3 var(--body); list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font: 400 24px/1 var(--mono); color: var(--red); }
.faq details[open] summary::after { content: "–"; }
.faq details p { color: var(--muted); margin-top: 10px; max-width: 46em; }

/* Pilot form */
.pilot { max-width: var(--max); margin: 96px auto 0; display: grid; grid-template-columns: .9fr 1.1fr; gap: 48px; align-items: start; padding-bottom: 96px; }
.pilot-copy p:not(.eyebrow) { color: var(--muted); margin-top: 18px; font-size: 18px; }
.form { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 26px; display: grid; gap: 16px; }
.form label { display: grid; gap: 7px; font: 500 12px/1.3 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.form input, .form select, .form textarea { font: 400 17px/1.4 var(--body); color: var(--text); background: var(--bg); border: 1px solid var(--line); border-radius: 8px; padding: 13px 14px; width: 100%; }
.form input:focus, .form select:focus, .form textarea:focus { outline: none; border-color: var(--red); }
.form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form .check { display: flex; gap: 10px; align-items: flex-start; text-transform: none; letter-spacing: 0; font: 400 14px/1.4 var(--body); }
.form .check input { width: 18px; height: 18px; margin-top: 2px; flex: none; accent-color: var(--red); }
.form .btn { width: 100%; margin-top: 4px; }

.foot { border-top: 1px solid var(--line); padding: 32px max(16px, calc((100vw - var(--max)) / 2)); display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; align-items: center; color: var(--muted); font-size: 13px; }
.brand.small { display: flex; align-items: center; gap: 10px; font: 700 15px/1 var(--display); letter-spacing: .08em; color: var(--text); }
.brand.small .mark { width: 24px; height: 24px; }

/* Thank-you page */
.thanks { min-height: 80vh; display: grid; place-items: center; text-align: center; padding: 40px 16px; }
.thanks h1 { font-size: clamp(56px, 10vw, 96px); margin: 20px 0; }
.thanks p { color: var(--muted); max-width: 30em; margin: 0 auto 28px; }

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; padding-top: 48px; }
  .phone { width: 280px; height: 440px; }
  .grid, .steps { grid-template-columns: 1fr; }
  .pilot { grid-template-columns: 1fr; gap: 28px; }
  .nav a:not(.nav-cta) { display: none; }
  .privacy { padding: 32px 22px; }
  .pillars { grid-template-columns: 1fr 1fr; gap: 24px; }
}
@media (max-width: 560px) { .pillars { grid-template-columns: 1fr; } }
@media (max-width: 420px) {
  .form .row { grid-template-columns: 1fr; }
  .nav { gap: 12px; }
  .brand-name { font-size: 20px; }
}
.foot a { color: var(--text); text-decoration-color: var(--line); }
.foot a:hover { color: var(--red); }