/* tafalo5 landing — vanilla, no framework */

:root {
  --ink: #0b1220;
  --ink-2: #1e293b;
  --muted: #475569;
  --line: #e5e7eb;
  --bg: #ffffff;
  --bg-soft: #f8fafc;
  --bg-dark: #0b1220;
  --brand: #2563eb;
  --brand-2: #7c3aed;
  --accent: #f59e0b;
  --ok: #10b981;
  --shadow: 0 1px 2px rgba(15,23,42,.06), 0 8px 24px rgba(15,23,42,.06);
  --radius: 14px;
  --radius-sm: 10px;
  --max: 1140px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", "Inter", "Helvetica Neue", Arial, "Apple Color Emoji", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }

.container { max-width: var(--max); margin: 0 auto; padding: 0 22px; }

/* ---------- Nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 22px;
  background: rgba(255,255,255,.85);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.brand {
  display: inline-flex; gap: 8px; align-items: center;
  font-weight: 700; font-size: 18px; color: var(--ink);
  text-decoration: none; letter-spacing: -0.01em;
}
.brand-dot { color: var(--brand); }
.nav-links { display: flex; gap: 18px; align-items: center; }
.nav-links a { color: var(--ink-2); font-size: 14px; font-weight: 500; }
.nav-links a:hover { color: var(--brand); text-decoration: none; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  font-weight: 600; font-size: 14px;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .06s ease, box-shadow .15s ease, background .15s ease;
}
.btn:hover { transform: translateY(-1px); text-decoration: none; }
.btn-primary { background: var(--ink); color: #fff; }
.btn-primary:hover { background: #000; box-shadow: var(--shadow); }
.btn-ghost { background: #fff; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--ink); }

/* ---------- Hero ---------- */
.hero {
  padding: 64px 0 56px;
  background:
    radial-gradient(1000px 500px at 80% -10%, rgba(124,58,237,.08), transparent 60%),
    radial-gradient(700px 400px at -10% 20%, rgba(37,99,235,.08), transparent 60%);
}
.hero-grid {
  display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center;
}
.eyebrow {
  display: inline-block;
  font-size: 12px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase;
  color: var(--brand);
  padding: 6px 10px;
  border: 1px solid rgba(37,99,235,.25);
  border-radius: 999px;
  background: rgba(37,99,235,.06);
  margin-bottom: 16px;
}
h1 {
  font-size: clamp(36px, 5vw, 56px);
  line-height: 1.05; letter-spacing: -0.02em;
  margin: 0 0 18px;
}
.grad {
  background: linear-gradient(90deg, var(--brand), var(--brand-2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.lede { font-size: 18px; color: var(--muted); max-width: 56ch; margin: 0 0 14px; }
.micro { font-size: 13px; color: var(--muted); }
.eyebrow-live {
  background: rgba(16,185,129,.18);
  color: #047857;
  padding: 2px 8px;
  margin-left: 2px;
  border-radius: 999px;
  letter-spacing: .04em;
}
.trust {
  font-size: 14px;
  color: #334155;
  background: #f0fdf4;
  border-left: 3px solid var(--ok);
  padding: 10px 14px;
  border-radius: 8px;
  margin: 0 0 22px;
  max-width: 60ch;
}

.waitlist {
  display: flex; gap: 8px; flex-wrap: wrap; margin-top: 8px;
  padding: 8px; background: #fff; border: 1px solid var(--line); border-radius: 14px; box-shadow: var(--shadow);
}
.waitlist input, .waitlist select {
  flex: 1 1 200px;
  padding: 12px 14px;
  border: 0; outline: none; font: inherit; color: var(--ink);
  background: transparent; border-radius: 10px;
}
.waitlist input:focus, .waitlist select:focus { background: var(--bg-soft); }
.waitlist button { flex: 0 0 auto; }
.waitlist-center { max-width: 540px; margin: 18px auto 6px; }

/* ---------- Hero mock ---------- */
.mock {
  border-radius: var(--radius);
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.mock-bar {
  display: flex; align-items: center; gap: 6px;
  padding: 10px 14px; background: #f1f5f9; border-bottom: 1px solid var(--line); font-size: 12px; color: var(--muted);
}
.mock-bar span { width: 10px; height: 10px; border-radius: 50%; background: #cbd5e1; }
.mock-bar span:nth-child(1) { background: #ef4444; }
.mock-bar span:nth-child(2) { background: #f59e0b; }
.mock-bar span:nth-child(3) { background: #10b981; }
.mock-bar b { margin-left: 10px; font-weight: 600; color: var(--ink-2); }

.mock-body { display: grid; grid-template-columns: 180px 1fr; min-height: 320px; }
.mock-side {
  border-right: 1px solid var(--line); padding: 12px; background: #fbfdff; display: flex; flex-direction: column; gap: 4px;
}
.mock-app {
  font-size: 13px; padding: 9px 10px; border-radius: 8px; color: var(--ink-2);
}
.mock-app:hover { background: #eef4ff; }
.mock-app.active { background: #eef4ff; color: var(--brand); font-weight: 600; }
.mock-table { padding: 12px; display: flex; flex-direction: column; gap: 6px; }
.mock-row {
  display: grid; grid-template-columns: 1.3fr .9fr .8fr 1fr; gap: 10px;
  padding: 10px 12px; border-radius: 8px; font-size: 13px; background: #fff; border: 1px solid var(--line);
}
.mock-head { background: #f8fafc; font-weight: 600; color: var(--muted); font-size: 12px; letter-spacing: .04em; text-transform: uppercase; }
.chip { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 11px; font-weight: 600; background: #fef3c7; color: #92400e; }
.chip-2 { background: #dcfce7; color: #166534; }
.mock-encrypt { background: #f0fdf4; color: #166534; border-color: #bbf7d0; font-size: 12px; font-weight: 600; text-align: center; }

/* ---------- Band ---------- */
.band {
  background: var(--ink);
  color: #e2e8f0;
  padding: 22px 0;
}
.band-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.band-grid div { text-align: center; }
.band-grid b { display: block; font-size: 26px; color: #fff; letter-spacing: -0.02em; }
.band-grid span { font-size: 13px; color: #94a3b8; }

/* ---------- Sections ---------- */
.section { padding: 80px 0; }
.section.soft { background: var(--bg-soft); }
.section.dark { background: var(--ink); color: #e2e8f0; }
.section.dark h2, .section.dark h3 { color: #fff; }
.section.dark .section-sub { color: #94a3b8; }
.section-title {
  font-size: clamp(26px, 3.4vw, 36px);
  letter-spacing: -0.02em; margin: 0 0 8px;
}
.section-sub { color: var(--muted); max-width: 60ch; margin: 0 0 28px; }

/* ---------- Cards & grids ---------- */
.card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); }
.pad { padding: 22px; }
.card h3 { margin: 0 0 8px; font-size: 18px; }
.card p { margin: 0; color: var(--muted); }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }

/* ---------- Steps ---------- */
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.steps li {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 22px;
  position: relative;
}
.step-num {
  display: inline-flex; width: 32px; height: 32px; border-radius: 50%;
  align-items: center; justify-content: center;
  background: var(--ink); color: #fff; font-weight: 700; margin-bottom: 12px;
}
.steps h3 { margin: 0 0 6px; }
.steps p { color: var(--muted); margin: 0; }

/* ---------- Features ---------- */
.feat {
  padding: 22px; border-radius: var(--radius);
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
}
.feat-ico { font-size: 22px; margin-bottom: 8px; }
.feat h3 { margin: 0 0 6px; font-size: 16px; }
.feat p { margin: 0; color: #cbd5e1; font-size: 14px; }

/* ---------- Compare table ---------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
.compare { width: 100%; border-collapse: collapse; font-size: 14px; min-width: 720px; }
.compare th, .compare td { padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--line); }
.compare thead th { background: #f8fafc; font-weight: 600; color: var(--ink-2); font-size: 13px; }
.compare td.us, .compare th.us { background: #eff6ff; color: var(--brand); font-weight: 700; }
.compare tbody tr:last-child td { border-bottom: 0; }

/* ---------- Pricing ---------- */
.price-grid { align-items: stretch; }
.price {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px;
  display: flex; flex-direction: column; gap: 14px;
  position: relative;
}
.price-featured { border-color: var(--ink); box-shadow: var(--shadow); }
.badge {
  position: absolute; top: -12px; right: 18px;
  background: var(--accent); color: #422006; font-size: 11px; font-weight: 700;
  padding: 4px 10px; border-radius: 999px; letter-spacing: .04em; text-transform: uppercase;
}
.price h3 { margin: 0; font-size: 16px; color: var(--muted); font-weight: 600; }
.amount { font-size: 36px; font-weight: 700; letter-spacing: -0.02em; }
.amount span { font-size: 14px; color: var(--muted); font-weight: 500; margin-left: 4px; }
.price ul { margin: 0; padding-left: 18px; color: var(--ink-2); font-size: 14px; }
.price ul li { margin-bottom: 6px; }
.price .btn { margin-top: auto; align-self: flex-start; }

/* ---------- Roadmap ---------- */
.check { list-style: none; padding: 0; margin: 0; }
.check li { padding: 8px 0 8px 28px; position: relative; color: var(--ink-2); border-bottom: 1px dashed var(--line); }
.check li:last-child { border-bottom: 0; }
.check li::before { content: "✓"; position: absolute; left: 4px; color: var(--ok); font-weight: 700; }
.check-progress li::before { content: "◐"; color: var(--accent); }

.timeline { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; margin-top: 22px; }
.timeline div {
  background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 14px;
}
.timeline b { display: block; font-size: 13px; color: var(--brand); letter-spacing: .03em; }
.timeline span { display: block; font-size: 13px; color: var(--ink-2); margin-top: 4px; }

/* ---------- AI callout ---------- */
.ai-callout {
  background:
    radial-gradient(600px 280px at 90% 0%, rgba(124,58,237,.10), transparent 60%),
    radial-gradient(500px 240px at 5% 100%, rgba(37,99,235,.08), transparent 60%),
    #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 36px 34px;
  text-align: center;
  box-shadow: var(--shadow);
}
.eyebrow-ai {
  color: var(--brand-2);
  border-color: rgba(124,58,237,.25);
  background: rgba(124,58,237,.06);
}
.ai-tag {
  font-size: clamp(28px, 4vw, 44px);
  letter-spacing: -0.02em;
  margin: 4px 0 14px;
  line-height: 1.1;
}
.ai-desc {
  color: var(--muted);
  max-width: 62ch;
  margin: 0 auto 14px;
  font-size: 17px;
}
.ai-ladder {
  font-size: 14px;
  color: var(--ink-2);
  margin: 0;
}
.ai-ladder b { color: var(--ink); font-weight: 700; }

/* ---------- Personas ---------- */
.persona { background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.08); border-radius: var(--radius); padding: 22px; }
.persona h3 { margin: 0 0 6px; font-size: 16px; }
.persona p { margin: 0; color: #cbd5e1; font-size: 14px; }

/* ---------- FAQ ---------- */
.faq { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 22px; }
.faq details {
  border: 1px solid var(--line); border-radius: 12px; padding: 14px 18px; background: #fff;
}
.faq summary { cursor: pointer; font-weight: 600; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; float: right; color: var(--muted); }
.faq details[open] summary::after { content: "−"; }
.faq p { color: var(--muted); margin: 8px 0 0; font-size: 14px; }
.faq code { background: #f1f5f9; padding: 1px 6px; border-radius: 4px; font-size: 13px; }

/* ---------- CTA ---------- */
.cta {
  padding: 64px 0;
  background:
    radial-gradient(700px 360px at 50% 0%, rgba(124,58,237,.18), transparent 60%),
    linear-gradient(180deg, #0b1220, #1e293b);
  color: #fff; text-align: center;
}
.cta-inner h2 { font-size: clamp(24px, 3vw, 34px); margin: 0 0 8px; color: #fff; letter-spacing: -0.02em; }
.cta-inner p { color: #cbd5e1; margin: 0 0 18px; }
.cta-inner a { color: #93c5fd; }

/* ---------- Footer ---------- */
.foot { background: #050912; color: #94a3b8; padding: 56px 0 22px; }
.foot .brand { color: #fff; }
.foot-grid {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px; margin-bottom: 22px;
}
.foot h4 { color: #fff; font-size: 13px; letter-spacing: .08em; text-transform: uppercase; margin: 0 0 10px; }
.foot a { display: block; color: #94a3b8; padding: 4px 0; font-size: 14px; }
.foot a:hover { color: #fff; text-decoration: none; }
.foot-bottom {
  border-top: 1px solid #1e293b; padding-top: 16px; display: flex; justify-content: space-between; font-size: 12px; color: #64748b;
}

/* ---------- Responsive ---------- */
@media (max-width: 920px) {
  .hero-grid { grid-template-columns: 1fr; gap: 32px; }
  .grid-2, .grid-3, .grid-4, .steps, .price-grid, .faq, .band-grid, .timeline { grid-template-columns: 1fr 1fr; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .nav-links a:not(.btn) { display: none; }
}
@media (max-width: 560px) {
  .grid-2, .grid-3, .grid-4, .steps, .price-grid, .faq, .band-grid, .timeline, .foot-grid { grid-template-columns: 1fr; }
  .mock-body { grid-template-columns: 1fr; }
  .mock-side { flex-direction: row; flex-wrap: wrap; }
  .nav-links { gap: 8px; }
  .nav-links .btn-ghost { display: none; }
}