:root {
  --bg: #0b1020;
  --bg-2: #121a33;
  --surface: #151d38;
  --surface-2: #1b2444;
  --border: #243056;
  --text: #e8ecf6;
  --text-dim: #9aa6c7;
  --text-mute: #6b78a0;
  --brand: #6d8bff;
  --brand-2: #8a6dff;
  --accent: #2bd4a0;
  --danger: #ff6b6b;
  --radius: 14px;
  --radius-sm: 10px;
  --maxw: 1120px;
  --shadow: 0 10px 40px -12px rgba(0, 0, 0, 0.55);
  --container-pad: clamp(1rem, 4vw, 2rem);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-size: 1rem;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

a { color: var(--brand); text-decoration: none; transition: color 160ms ease-out; }
a:hover { color: #9fb3ff; }

img, svg { display: block; max-width: 100%; }

.container {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

/* ===== Nav ===== */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  height: 68px;
  display: flex;
  align-items: center;
  background: rgba(11, 16, 32, 0.82);
  backdrop-filter: saturate(160%) blur(12px);
  -webkit-backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav .container { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.brand { display: flex; align-items: center; gap: 0.6rem; font-weight: 700; letter-spacing: -0.01em; color: var(--text); }
.brand img { width: 30px; height: 30px; }
.brand span { font-size: 1.02rem; }
.nav-links { display: flex; align-items: center; gap: 1.5rem; list-style: none; }
.nav-links a { color: var(--text-dim); font-size: 0.92rem; font-weight: 500; }
.nav-links a:hover { color: var(--text); }
.nav-cta { display: inline-flex; align-items: center; gap: 0.4rem; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.62rem 1.15rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.93rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 120ms ease-out, background 160ms ease-out, border-color 160ms ease-out, color 160ms ease-out;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px) scale(0.99); }
.btn-primary { background: linear-gradient(135deg, var(--brand), var(--brand-2)); color: #fff; box-shadow: 0 6px 20px -8px rgba(109, 139, 255, 0.7); }
.btn-primary:hover { color: #fff; filter: brightness(1.08); }
.btn-ghost { background: transparent; border-color: var(--border); color: var(--text); }
.btn-ghost:hover { border-color: #33406e; color: var(--text); background: rgba(255, 255, 255, 0.02); }

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  padding-block: clamp(5rem, 12vh, 7rem) 4rem;
  background:
    radial-gradient(900px 500px at 78% 12%, rgba(109, 139, 255, 0.18), transparent 60%),
    radial-gradient(700px 420px at 12% 88%, rgba(138, 109, 255, 0.14), transparent 60%),
    var(--bg);
}
.hero-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(2rem, 5vw, 4rem); align-items: center; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-dim);
  background: rgba(109, 139, 255, 0.08);
  border: 1px solid rgba(109, 139, 255, 0.22);
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  width: fit-content;
}
.eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px rgba(43, 212, 160, 0.18); }
.hero h1 {
  margin-top: 1.1rem;
  font-size: clamp(2.3rem, 5vw, 3.5rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
  font-weight: 800;
}
.hero h1 .grad {
  background: linear-gradient(120deg, #9fb3ff, #b59bff 60%, #6d8dff);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero p.lead {
  margin-top: 1.1rem;
  max-width: 36rem;
  font-size: 1.12rem;
  color: var(--text-dim);
  line-height: 1.6;
}
.hero-cta { margin-top: 1.8rem; display: flex; flex-wrap: wrap; gap: 0.8rem; }
.hero-meta { margin-top: 1.4rem; display: flex; gap: 1.4rem; flex-wrap: wrap; color: var(--text-mute); font-size: 0.85rem; }
.hero-meta span { display: inline-flex; align-items: center; gap: 0.4rem; }

/* hero visual */
.hero-visual { position: relative; }
.preview {
  position: relative;
  background: linear-gradient(160deg, var(--surface), var(--bg-2));
  border: 1px solid var(--border);
  border-radius: 20px;
  box-shadow: var(--shadow);
  padding: 1.2rem;
  overflow: hidden;
}
.preview::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(600px 300px at 80% 0%, rgba(109, 139, 255, 0.12), transparent 70%);
  pointer-events: none;
}
.preview-bar { display: flex; align-items: center; gap: 0.4rem; margin-bottom: 1rem; }
.preview-bar i { width: 10px; height: 10px; border-radius: 50%; background: #3a4660; display: inline-block; }
.preview-bar i:nth-child(1) { background: #ff5f57; }
.preview-bar i:nth-child(2) { background: #febc2e; }
.preview-bar i:nth-child(3) { background: #28c840; }
.preview-title { margin-left: 0.5rem; font-size: 0.8rem; color: var(--text-mute); }

.composer { display: grid; gap: 0.7rem; }
.composer textarea {
  width: 100%;
  min-height: 92px;
  resize: vertical;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  padding: 0.8rem 0.9rem;
  font: inherit;
  line-height: 1.55;
}
.composer textarea:focus { outline: 2px solid rgba(109, 139, 255, 0.5); border-color: transparent; }
.composer textarea::placeholder { color: var(--text-mute); }
.platform-row { display: flex; gap: 0.55rem; flex-wrap: wrap; }
.platform-row .chip {
  display: inline-flex; align-items: center; gap: 0.45rem;
  padding: 0.45rem 0.8rem; border-radius: 999px;
  background: var(--bg-2); border: 1px solid var(--border);
  font-size: 0.85rem; color: var(--text-dim); cursor: pointer;
  transition: border-color 160ms ease-out, color 160ms ease-out, background 160ms ease-out;
}
.platform-row .chip:hover { border-color: #33406e; color: var(--text); }
.platform-row .chip.active { border-color: rgba(109, 139, 255, 0.55); background: rgba(109, 139, 255, 0.1); color: var(--text); }
.platform-row .chip .mark { width: 16px; height: 16px; border-radius: 4px; }
.mark.fb { background: #1877f2; }
.mark.ig { background: linear-gradient(45deg, #f58529, #dd2a7b 50%, #8134af); }
.mark.tw { background: #000; }
.mark.li { background: #0a66c2; }
.composer .actions { display: flex; justify-content: space-between; align-items: center; margin-top: 0.3rem; }
.composer .actions .left { color: var(--text-mute); font-size: 0.82rem; }

/* ===== Sections ===== */
section { padding-block: clamp(3.5rem, 8vw, 6rem); }
.section-head { max-width: 42rem; margin-bottom: 2.4rem; }
.section-head h2 { font-size: clamp(1.8rem, 3.5vw, 2.4rem); letter-spacing: -0.025em; line-height: 1.15; font-weight: 800; }
.section-head p { margin-top: 0.8rem; color: var(--text-dim); font-size: 1.06rem; }

/* features bento */
.bento { display: grid; grid-template-columns: repeat(6, 1fr); gap: 1rem; }
.tile {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.4rem;
  display: flex; flex-direction: column; gap: 0.7rem;
  transition: border-color 200ms ease-out, transform 200ms ease-out;
}
.tile:hover { border-color: #2c3a6a; transform: translateY(-3px); }
.tile .ico {
  width: 42px; height: 42px; border-radius: 10px;
  display: grid; place-items: center;
  background: rgba(109, 139, 255, 0.12);
  color: var(--brand);
}
.tile h3 { font-size: 1.08rem; letter-spacing: -0.01em; }
.tile p { color: var(--text-dim); font-size: 0.95rem; }
.tile.span-3 { grid-column: span 3; }
.tile.span-2 { grid-column: span 2; }
.tile.span-4 { grid-column: span 4; }
.tile.featured {
  background: linear-gradient(150deg, rgba(109, 139, 255, 0.12), rgba(138, 109, 255, 0.06)), var(--surface);
}

/* how it works */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; counter-reset: step; }
.step { position: relative; padding: 1.6rem; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); }
.step::before {
  counter-increment: step; content: counter(step, decimal-leading-zero);
  font-size: 0.85rem; font-weight: 700; color: var(--brand);
  letter-spacing: 0.05em;
}
.step h3 { margin-top: 0.6rem; font-size: 1.08rem; }
.step p { margin-top: 0.5rem; color: var(--text-dim); font-size: 0.95rem; }

/* permissions */
.perms { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.perm {
  display: flex; gap: 0.9rem; align-items: flex-start;
  padding: 1.1rem 1.2rem; border: 1px solid var(--border);
  border-radius: var(--radius); background: var(--surface);
}
.perm .ico { flex: 0 0 auto; width: 38px; height: 38px; border-radius: 9px; display: grid; place-items: center; background: rgba(43, 212, 160, 0.12); color: var(--accent); }
.perm h3 { font-size: 1rem; }
.perm p { color: var(--text-dim); font-size: 0.9rem; margin-top: 0.2rem; }

/* footer */
.footer { border-top: 1px solid var(--border); padding-block: 2.4rem; background: var(--bg-2); }
.footer .container { display: flex; flex-wrap: wrap; gap: 1.2rem; justify-content: space-between; align-items: center; }
.footer .left { display: flex; align-items: center; gap: 0.6rem; color: var(--text-dim); font-size: 0.9rem; }
.footer .links { display: flex; gap: 1.4rem; flex-wrap: wrap; }
.footer .links a { color: var(--text-dim); font-size: 0.9rem; }
.footer .links a:hover { color: var(--text); }

/* ===== Privacy page ===== */
.page { padding-block: clamp(3rem, 7vw, 5rem); }
.page h1 { font-size: clamp(2rem, 4vw, 2.8rem); letter-spacing: -0.025em; line-height: 1.12; font-weight: 800; }
.page .updated { color: var(--text-mute); margin-top: 0.6rem; font-size: 0.9rem; }
.prose { margin-top: 2rem; max-width: 48rem; }
.prose h2 { font-size: 1.35rem; margin-top: 2.2rem; letter-spacing: -0.015em; }
.prose h2:first-child { margin-top: 0; }
.prose p { margin-top: 0.9rem; color: var(--text-dim); }
.prose ul { margin-top: 0.9rem; padding-left: 1.2rem; color: var(--text-dim); }
.prose ul li { margin-top: 0.4rem; }
.prose ul li::marker { color: var(--brand); }
.prose a { color: var(--brand); }
.toc { margin-top: 1.6rem; padding: 1.1rem 1.3rem; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); }
.toc h2 { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-mute); }
.toc ol { margin-top: 0.6rem; padding-left: 1.2rem; }
.toc ol li { margin-top: 0.3rem; }
.toc ol a { color: var(--text-dim); font-size: 0.95rem; }
.toc ol a:hover { color: var(--text); }

/* ===== Responsive ===== */
@media (max-width: 880px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { order: -1; }
  .bento { grid-template-columns: repeat(2, 1fr); }
  .tile.span-3, .tile.span-2, .tile.span-4 { grid-column: span 2; }
  .steps { grid-template-columns: 1fr; }
  .perms { grid-template-columns: 1fr; }
  .nav-links { display: none; }
}
@media (max-width: 560px) {
  .bento { grid-template-columns: 1fr; }
  .tile.span-3, .tile.span-2, .tile.span-4 { grid-column: span 1; }
  .hero-cta .btn { flex: 1 1 auto; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: opacity 200ms ease !important; transform: none !important; scroll-behavior: auto !important; }
}
@media (prefers-reduced-transparency: reduce) {
  .nav { background: var(--bg); backdrop-filter: none; -webkit-backdrop-filter: none; }
  .preview::before { display: none; }
}
@media (prefers-contrast: more) {
  :root { --border: #3a4660; --text-dim: #c6d0f0; }
  .tile, .step, .perm, .toc { background: #0e1530; }
}