/* Prata — prata.world
   Ocean-emerald brand, dark-first. Self-contained; self-hosted Manrope. */

@font-face {
  font-family: "Manrope";
  src: url("/fonts/Manrope-Variable.ttf") format("truetype");
  font-weight: 200 800;
  font-display: swap;
}

:root {
  --bg: #06120e;
  --bg-grad-1: #0a1f18;
  --bg-grad-2: #06120e;
  --surface: #0d201a;
  --surface-2: #112a22;
  --line: #1d3a30;
  --fg: #eef5f1;
  --muted: #9db4aa;
  --subtle: #718a80;
  --green: #2fbf77;
  --green-bright: #45d98c;
  --green-deep: #0c4a3a;
  --green-soft: rgba(47, 191, 119, 0.12);
  --foam: #f2f7f4;
  --danger: #ef6a6a;
  --radius: 20px;
  --radius-sm: 12px;
  --maxw: 1080px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Manrope", system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--fg);
  background:
    radial-gradient(1200px 700px at 78% -8%, rgba(47, 191, 119, 0.16), transparent 60%),
    radial-gradient(900px 600px at 8% 8%, rgba(12, 74, 58, 0.55), transparent 55%),
    linear-gradient(180deg, var(--bg-grad-1), var(--bg-grad-2) 40%, var(--bg) 100%);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  line-height: 1.6;
}

a { color: inherit; text-decoration: none; }

.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* ---------- header ---------- */
header.site {
  position: sticky; top: 0; z-index: 20;
  backdrop-filter: blur(14px);
  background: rgba(6, 18, 14, 0.72);
  border-bottom: 1px solid var(--line);
}
header.site .wrap {
  display: flex; align-items: center; justify-content: space-between;
  height: 68px;
}
.brand { display: flex; align-items: center; gap: 12px; font-weight: 700; font-size: 20px; letter-spacing: -0.01em; }
.brand img { width: 34px; height: 34px; border-radius: 9px; }
.nav { display: flex; align-items: center; gap: 28px; }
.nav a { color: var(--muted); font-weight: 500; font-size: 15px; transition: color .15s; }
.nav a:hover { color: var(--fg); }
.nav .cta { color: var(--bg); background: var(--green); padding: 9px 18px; border-radius: 999px; font-weight: 700; }
.nav .cta:hover { background: var(--green-bright); color: var(--bg); }
@media (max-width: 720px) { .nav a:not(.cta) { display: none; } }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 15px 26px; border-radius: 999px; font-weight: 700; font-size: 16px;
  transition: transform .12s ease, background .15s ease, border-color .15s;
  cursor: pointer; border: 1px solid transparent;
}
.btn-primary { background: var(--green); color: #04140d; }
.btn-primary:hover { background: var(--green-bright); transform: translateY(-1px); }
.btn-ghost { background: transparent; color: var(--fg); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--green); color: var(--green-bright); }

/* ---------- hero ---------- */
.hero { padding: 88px 0 72px; text-align: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px; font-weight: 600; letter-spacing: 0.02em;
  color: var(--green-bright); background: var(--green-soft);
  border: 1px solid var(--line); padding: 7px 15px; border-radius: 999px;
  margin-bottom: 28px;
}
.dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green-bright); box-shadow: 0 0 12px var(--green); }
h1 {
  font-size: clamp(38px, 7vw, 68px); line-height: 1.04; letter-spacing: -0.03em;
  margin: 0 auto 22px; max-width: 15ch; font-weight: 800;
}
h1 .grad {
  background: linear-gradient(120deg, var(--green-bright), var(--foam));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.lede { font-size: clamp(17px, 2.4vw, 21px); color: var(--muted); max-width: 60ch; margin: 0 auto 36px; }
.hero-cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.hero-note { margin-top: 20px; font-size: 14px; color: var(--subtle); }

/* device mock */
.mock { margin: 64px auto 0; max-width: 720px; }
.mock-card {
  background: linear-gradient(180deg, var(--surface-2), var(--surface));
  border: 1px solid var(--line); border-radius: 28px; padding: 8px;
  box-shadow: 0 40px 120px -40px rgba(0,0,0,0.8), 0 0 0 1px rgba(47,191,119,0.06);
}
.mock-inner { border-radius: 22px; overflow: hidden; background: var(--bg); }
.panel { padding: 26px 28px; }
.panel + .panel { border-top: 1px solid var(--line); }
.panel .lang { font-size: 12px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--subtle); margin-bottom: 10px; }
.panel .said { font-size: 22px; font-weight: 600; letter-spacing: -0.01em; }
.panel.you .said { color: var(--fg); }
.panel.them { background: var(--green-soft); }
.panel.them .said { color: var(--green-bright); }
.panel .caret { display: inline-block; width: 2px; height: 1em; background: var(--green); margin-left: 3px; vertical-align: -2px; animation: blink 1.1s steps(2) infinite; }
@keyframes blink { 50% { opacity: 0; } }

/* ---------- sections ---------- */
section { padding: 76px 0; }
.section-head { text-align: center; max-width: 60ch; margin: 0 auto 52px; }
.section-head h2 { font-size: clamp(28px, 4.5vw, 42px); letter-spacing: -0.025em; margin: 0 0 16px; font-weight: 800; }
.section-head p { color: var(--muted); font-size: 18px; margin: 0; }
.kicker { color: var(--green-bright); font-weight: 700; font-size: 14px; letter-spacing: 0.06em; text-transform: uppercase; display: block; margin-bottom: 14px; }

/* steps */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.step { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 30px 26px; }
.step .num { font-size: 14px; font-weight: 800; color: var(--green); width: 34px; height: 34px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 10px; margin-bottom: 18px; }
.step h3 { margin: 0 0 8px; font-size: 20px; letter-spacing: -0.01em; }
.step p { margin: 0; color: var(--muted); font-size: 15px; }
@media (max-width: 760px) { .steps { grid-template-columns: 1fr; } }

/* feature grid */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.feature { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 30px 26px; transition: border-color .2s, transform .2s; }
.feature:hover { border-color: var(--green-deep); transform: translateY(-3px); }
.feature .ic { width: 46px; height: 46px; border-radius: 13px; background: var(--green-soft); display: grid; place-items: center; margin-bottom: 18px; color: var(--green-bright); }
.feature .ic svg { width: 24px; height: 24px; }
.feature h3 { margin: 0 0 9px; font-size: 19px; letter-spacing: -0.01em; }
.feature p { margin: 0; color: var(--muted); font-size: 15px; }
@media (max-width: 860px) { .features { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .features { grid-template-columns: 1fr; } }

/* split highlight */
.split { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 56px; align-items: center; }
.split.rev { direction: rtl; } .split.rev > * { direction: ltr; }
.split h2 { font-size: clamp(26px, 3.8vw, 38px); letter-spacing: -0.025em; margin: 0 0 18px; font-weight: 800; }
.split p { color: var(--muted); font-size: 17px; margin: 0 0 16px; }
.split ul { list-style: none; padding: 0; margin: 22px 0 0; }
.split li { display: flex; gap: 12px; align-items: flex-start; padding: 9px 0; color: var(--fg); font-size: 16px; }
.split li svg { flex: none; width: 20px; height: 20px; color: var(--green-bright); margin-top: 3px; }
.visual { border-radius: var(--radius); border: 1px solid var(--line); background: linear-gradient(180deg, var(--surface-2), var(--surface)); padding: 34px; min-height: 300px; display: flex; flex-direction: column; justify-content: center; gap: 14px; }
@media (max-width: 820px) { .split { grid-template-columns: 1fr; gap: 32px; } .split.rev { direction: ltr; } }

/* good-at / not */
.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.compare .col { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; }
.compare .col.no { background: transparent; }
.compare h3 { margin: 0 0 20px; font-size: 20px; display: flex; align-items: center; gap: 10px; }
.compare h3 .badge { width: 26px; height: 26px; border-radius: 8px; display: grid; place-items: center; }
.compare .yes .badge { background: var(--green-soft); color: var(--green-bright); }
.compare .no .badge { background: rgba(239,106,106,0.12); color: var(--danger); }
.compare li { list-style: none; padding: 11px 0; border-top: 1px solid var(--line); color: var(--muted); font-size: 15px; }
.compare ul { margin: 0; padding: 0; }
.compare .yes li { color: var(--fg); }
@media (max-width: 680px) { .compare { grid-template-columns: 1fr; } }

/* languages */
.langs { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; max-width: 900px; margin: 0 auto; }
.chip { border: 1px solid var(--line); background: var(--surface); color: var(--muted); padding: 8px 15px; border-radius: 999px; font-size: 14px; font-weight: 500; }
.chip.tgt { border-color: var(--green-deep); color: var(--green-bright); background: var(--green-soft); }

/* CTA band */
.cta-band { text-align: center; background: linear-gradient(135deg, var(--green-deep), var(--surface)); border: 1px solid var(--line); border-radius: 28px; padding: 60px 32px; margin: 40px 0; }
.cta-band h2 { font-size: clamp(28px, 4.5vw, 40px); letter-spacing: -0.025em; margin: 0 0 14px; }
.cta-band p { color: var(--muted); font-size: 18px; margin: 0 0 30px; }

/* ---------- footer ---------- */
footer.site { border-top: 1px solid var(--line); padding: 48px 0 60px; margin-top: 40px; }
footer.site .wrap { display: flex; flex-wrap: wrap; gap: 24px; justify-content: space-between; align-items: center; }
footer.site .links { display: flex; gap: 26px; flex-wrap: wrap; }
footer.site a { color: var(--muted); font-size: 15px; }
footer.site a:hover { color: var(--green-bright); }
footer.site .copy { color: var(--subtle); font-size: 14px; }

/* ---------- legal / prose ---------- */
.prose { max-width: 760px; margin: 0 auto; padding: 60px 0 40px; }
.prose .back { color: var(--green-bright); font-size: 15px; font-weight: 600; display: inline-flex; gap: 6px; margin-bottom: 28px; }
.prose h1 { font-size: clamp(32px, 5vw, 46px); text-align: left; max-width: none; margin: 0 0 8px; }
.prose .updated { color: var(--subtle); font-size: 15px; margin-bottom: 40px; }
.prose h2 { font-size: 23px; letter-spacing: -0.01em; margin: 40px 0 12px; }
.prose h3 { font-size: 18px; margin: 26px 0 8px; }
.prose p, .prose li { color: var(--muted); font-size: 16px; }
.prose strong { color: var(--fg); font-weight: 700; }
.prose ul { padding-left: 22px; }
.prose li { margin: 8px 0; }
.prose a { color: var(--green-bright); text-decoration: underline; text-underline-offset: 3px; }
.prose .highlight { background: var(--green-soft); border: 1px solid var(--green-deep); border-radius: var(--radius-sm); padding: 20px 22px; margin: 24px 0; }
.prose .highlight p { color: var(--fg); margin: 0; }