:root {
  --guard-700: #0B7A6C;
  --guard-500: #14B8A6;
  --guard-300: #5EEAD4;
  --guard-100: #CCF5EA;
  --guard-50: #EFFCF8;
  --shield-900: #073B35;
  --night: #0B1733;
  --ink: #0F2A26;
  --muted: #56706B;
  --border: #D5EEE7;
  --surface: #FFFFFF;
  --page: #F7FFFC;
  --rot-600: #E11D48;
  --rot-50: #FFF1F3;
  --rot-100: #FFD6DD;
  --streak-500: #F59E0B;
  --indigo-300: #818CF8;
  --indigo-100: #C7D2FE;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Inter", system-ui, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, monospace;
  --wrap: 1200px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--page);
  -webkit-font-smoothing: antialiased;
  line-height: 1.5;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
code { font-family: var(--mono); font-size: .92em; background: rgba(15,42,38,.07); padding: 2px 6px; border-radius: 6px; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }

/* ---------- Nav ---------- */
.nav { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 22px 0; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 900; font-size: 22px; }
.brand img { width: 36px; height: 36px; border-radius: 10px; object-fit: cover; background: linear-gradient(160deg, var(--guard-300), var(--guard-500)); }
.nav-links { display: flex; gap: 28px; font-size: 15px; font-weight: 600; }
.nav-actions { display: flex; align-items: center; gap: 10px; }
.dark .nav-links { color: var(--guard-100); }
.nav-links a:hover { opacity: .75; }
.lang-toggle {
  font: inherit; font-size: 13px; font-weight: 700; cursor: pointer;
  border-radius: 999px; padding: 7px 12px;
  background: var(--surface); border: 1px solid var(--border); color: var(--ink);
}
.dark .lang-toggle { background: rgba(255,255,255,.12); border-color: rgba(255,255,255,.3); color: #fff; }
.tabs { display: flex; gap: 6px; padding: 5px; border-radius: 999px; background: rgba(255,255,255,.6); border: 1px solid #fff; font-size: 14px; font-weight: 600; }
.tabs a { padding: 8px 16px; border-radius: 999px; color: var(--muted); }
.tabs a.active { background: var(--guard-700); color: #fff; }
.dark .tabs { background: rgba(255,255,255,.1); border-color: rgba(255,255,255,.25); }
.dark .tabs a { color: var(--guard-100); }
.dark .tabs a.active { background: #fff; color: var(--shield-900); }

/* ---------- Buttons & pills ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font-weight: 800; font-size: 17px; padding: 17px 28px; border-radius: 999px; transition: transform .15s ease; }
.btn:hover { transform: translateY(-2px); }
.btn-light { background: #fff; color: var(--shield-900); box-shadow: 0 12px 30px rgba(0,0,0,.2); }
.btn-ghost { background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.3); color: #fff; }
.btn-sm { font-size: 15px; padding: 11px 18px; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 800; letter-spacing: 1.4px; padding: 6px 14px; border-radius: 999px; text-transform: uppercase; }
.eyebrow.teal { background: var(--guard-700); color: #fff; }
.eyebrow.rot { background: var(--rot-600); color: #fff; }
.eyebrow.ink { background: var(--ink); color: #fff; }
.eyebrow.streak { background: var(--streak-500); color: #fff; }
.eyebrow.glass { background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.3); color: #fff; }
.eyebrow.ai { background: linear-gradient(90deg, var(--indigo-300), var(--guard-300)); color: var(--night); }
.chip { display: inline-block; font-size: 14px; font-weight: 700; padding: 8px 14px; border-radius: 999px; }
.chip.teal { background: var(--guard-100); color: var(--guard-700); }
.chip.amber { background: #FEF3C7; color: #B45309; }
.chip.indigo { background: #E0E7FF; color: #4338CA; }
.chip.rot { background: var(--rot-50); color: var(--rot-600); }
.chip.white { background: #fff; border: 1px solid var(--border); }
.dot { width: 8px; height: 8px; border-radius: 9px; background: var(--guard-300); animation: pulse 2s infinite; }

/* ---------- Type ---------- */
h1, h2, h3 { margin: 0; letter-spacing: -1px; line-height: 1.02; font-weight: 900; }
.h-hero { font-size: clamp(48px, 7vw, 80px); letter-spacing: -2px; }
.h-xl { font-size: clamp(36px, 5vw, 58px); }
.h-lg { font-size: clamp(30px, 4vw, 50px); }
.h-md { font-size: clamp(24px, 3vw, 32px); letter-spacing: -.5px; }
.lead { font-size: clamp(17px, 1.6vw, 20px); line-height: 1.5; margin: 16px 0 0; }
.muted { color: var(--muted); }
.accent { color: var(--guard-700); }
.accent-light { color: var(--guard-300); }
.accent-rot { color: var(--rot-600); }
.center { text-align: center; }

/* ---------- Surfaces ---------- */
.dark { color: #fff; background: radial-gradient(circle at 75% 35%, rgba(20,184,166,.55) 0, transparent 40%), radial-gradient(circle at 10% 90%, rgba(99,102,241,.25) 0, transparent 35%), var(--shield-900); }
.dark .lead { color: var(--guard-100); }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 28px; padding: 26px; box-shadow: 0 16px 40px rgba(11,122,108,.08); }
.glass { background: rgba(255,255,255,.75); border: 1px solid #fff; border-radius: 26px; }
.section { padding: 100px 0; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.split { display: flex; align-items: center; gap: 64px; }
.split > * { flex: 1; min-width: 0; }

/* ---------- Phone ---------- */
.phone { position: relative; width: 300px; aspect-ratio: 300 / 620; border-radius: 50px; border: 10px solid var(--ink); overflow: hidden; text-align: center; color: #fff; background: radial-gradient(circle at 40% 35%, rgba(20,184,166,.45) 0, transparent 45%), #0A4A42; box-shadow: 0 40px 80px rgba(0,0,0,.4); }
.phone .status { display: flex; justify-content: space-between; padding: 14px 22px 0; font-size: 13px; font-weight: 600; }
.phone .badge { display: inline-block; margin-top: 36px; background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.3); border-radius: 999px; padding: 5px 12px; font-size: 11px; font-weight: 700; letter-spacing: 1px; }
.phone .title { font-size: 25px; font-weight: 800; margin-top: 6px; }
.phone .quote { font-size: 14px; color: var(--guard-100); margin: 6px 22px 0; line-height: 1.4; }
.phone .cta { margin: 20px 22px 0; background: #fff; color: var(--shield-900); border-radius: 999px; height: 46px; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 15px; }

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--border); padding: 28px 0 40px; margin-top: 60px; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; font-size: 14px; color: var(--muted); }
.footer a:hover { color: var(--guard-700); }

/* ---------- Animations ---------- */
@keyframes pulse { 0%,100% { box-shadow: 0 0 0 0 rgba(94,234,212,.5); } 50% { box-shadow: 0 0 0 10px rgba(94,234,212,0); } }
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }
.float { animation: float 4s ease-in-out infinite; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .nav-links { display: none; }
  .split { flex-direction: column; gap: 40px; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .section { padding: 72px 0; }
}
@media (max-width: 520px) {
  .wrap { padding: 0 16px; }
  .nav .btn { display: none; }
  .tabs a { padding: 7px 11px; }
  .btn { width: 100%; }
  .phone { width: 260px; }
}