:root {
  --bg: #ffffff;
  --bg-alt: #f5f6fa;
  --ink: #15192d;
  --muted: #5b6178;
  --accent: #4f46e5;
  --accent-dark: #3d35c4;
  --accent-soft: #eef0fe;
  --green: #16a34a;
  --card: #ffffff;
  --border: #e4e6ef;
  --radius: 14px;
  --max: 1080px;
}

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

body {
  font-family: Inter, "Segoe UI", system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

nav {
  display: flex; justify-content: space-between; align-items: center;
  padding: 20px 0;
}
.logo { font-weight: 800; font-size: 1.25rem; letter-spacing: -0.5px; text-decoration: none; color: var(--ink); }
.logo::before { content: "▣ "; color: var(--accent); }

.btn {
  display: inline-block; padding: 13px 26px; border-radius: 10px;
  background: var(--accent); color: #fff; font-weight: 700; text-decoration: none;
  border: none; cursor: pointer; font-size: 1rem; transition: background 0.15s, transform 0.1s;
}
.btn:hover { background: var(--accent-dark); transform: translateY(-1px); }
.btn.ghost { background: transparent; color: var(--ink); border: 1.5px solid var(--border); }
.btn.ghost:hover { background: var(--bg-alt); }
.btn.small { padding: 9px 18px; font-size: 0.9rem; }
.btn.block { display: block; width: 100%; text-align: center; }

.pill {
  display: inline-block; background: var(--accent-soft); color: var(--accent);
  border-radius: 999px; padding: 6px 14px; font-size: 0.82rem; font-weight: 700; margin-bottom: 20px;
}

.hero { text-align: center; padding: 64px 0 48px; max-width: 760px; margin: 0 auto; }
.hero h1 { font-size: clamp(2.2rem, 5vw, 3.3rem); line-height: 1.08; letter-spacing: -1.5px; font-weight: 800; }
.hero h1 em { font-style: normal; background: linear-gradient(90deg, var(--accent), #8b5cf6); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p.sub { margin: 20px auto 30px; font-size: 1.18rem; color: var(--muted); max-width: 54ch; }
.hero .micro { margin-top: 14px; color: var(--muted); font-size: 0.9rem; }

/* App mockup */
.mockup {
  max-width: 860px; margin: 40px auto 0; background: var(--card); border: 1px solid var(--border);
  border-radius: 16px; box-shadow: 0 24px 60px rgba(21,25,45,0.12); overflow: hidden; text-align: left;
}
.mockup .bar { display: flex; gap: 6px; padding: 12px 16px; border-bottom: 1px solid var(--border); background: var(--bg-alt); }
.mockup .dot { width: 10px; height: 10px; border-radius: 50%; background: #d6d9e4; }
.mockup .body { display: grid; grid-template-columns: 200px 1fr; min-height: 280px; }
.mockup .side { border-right: 1px solid var(--border); padding: 18px; font-size: 0.85rem; color: var(--muted); background: var(--bg-alt); }
.mockup .side .item { padding: 8px 10px; border-radius: 8px; margin-bottom: 4px; }
.mockup .side .item.active { background: var(--accent-soft); color: var(--accent); font-weight: 700; }
.mockup .main { padding: 22px 26px; }
.mockup h4 { font-size: 1rem; margin-bottom: 14px; }
.mockup .ai-line { display: flex; gap: 10px; margin-bottom: 12px; font-size: 0.9rem; align-items: flex-start; }
.mockup .tag { flex-shrink: 0; font-size: 0.72rem; font-weight: 800; border-radius: 6px; padding: 3px 8px; margin-top: 1px; }
.mockup .tag.action { background: #fef3c7; color: #92400e; }
.mockup .tag.decision { background: #dcfce7; color: #166534; }
.mockup .tag.summary { background: var(--accent-soft); color: var(--accent); }

.logos { padding: 28px 0 8px; text-align: center; color: var(--muted); font-size: 0.85rem; }
.logos .row { display: flex; justify-content: center; gap: 36px; flex-wrap: wrap; margin-top: 14px; font-weight: 700; color: #9aa0b5; font-size: 1.05rem; }

section.block { padding: 72px 0; }
section.alt { background: var(--bg-alt); }
h2.title { font-size: clamp(1.7rem, 3.5vw, 2.3rem); letter-spacing: -1px; margin-bottom: 12px; font-weight: 800; }
p.lede { color: var(--muted); max-width: 58ch; margin-bottom: 40px; }
.center { text-align: center; }
.center p.lede { margin-left: auto; margin-right: auto; }

.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 28px;
}
.card .ico { font-size: 1.5rem; margin-bottom: 12px; display: block; }
.card h3 { font-size: 1.08rem; margin-bottom: 8px; }
.card p { color: var(--muted); font-size: 0.95rem; }

.quote {
  max-width: 720px; margin: 0 auto; text-align: center;
}
.quote blockquote { font-size: 1.4rem; font-weight: 600; letter-spacing: -0.5px; line-height: 1.45; }
.quote .who { margin-top: 18px; color: var(--muted); font-size: 0.95rem; }

/* Pricing */
.price-card {
  max-width: 420px; margin: 0 auto; background: var(--card); border: 2px solid var(--accent);
  border-radius: 18px; padding: 36px; text-align: center; box-shadow: 0 18px 50px rgba(79,70,229,0.14);
}
.price-card .amount { font-size: 3rem; font-weight: 800; letter-spacing: -2px; }
.price-card .amount small { font-size: 1rem; font-weight: 600; color: var(--muted); letter-spacing: 0; }
.price-card ul { list-style: none; margin: 22px 0 26px; text-align: left; }
.price-card li { padding: 7px 0; color: var(--muted); font-size: 0.95rem; }
.price-card li::before { content: "✓  "; color: var(--green); font-weight: 800; }

footer { padding: 40px 0 60px; color: var(--muted); font-size: 0.85rem; border-top: 1px solid var(--border); margin-top: 40px; }

/* Signup */
.signup-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; padding: 56px 0; align-items: center; max-width: 960px; margin: 0 auto; }
.signup-grid .benefits h2 { font-size: 1.9rem; letter-spacing: -1px; margin-bottom: 18px; }
.signup-grid .benefits li { list-style: none; padding: 9px 0; color: var(--muted); }
.signup-grid .benefits li::before { content: "✓  "; color: var(--green); font-weight: 800; }
.form-card { background: var(--card); border: 1px solid var(--border); border-radius: 18px; padding: 34px; box-shadow: 0 18px 50px rgba(21,25,45,0.08); }
form .field { margin-bottom: 18px; }
form label { display: block; font-weight: 600; font-size: 0.9rem; margin-bottom: 6px; }
form input, form select {
  width: 100%; padding: 13px 14px; border: 1px solid var(--border); border-radius: 10px;
  font-size: 1rem; background: var(--card); color: var(--ink); font-family: inherit;
}
form input:focus, form select:focus { outline: 2px solid var(--accent); border-color: transparent; }
.note { font-size: 0.8rem; color: var(--muted); margin-top: 14px; }

/* Thanks */
.thanks { text-align: center; padding: 96px 24px; max-width: 640px; margin: 0 auto; }
.thanks .check {
  width: 72px; height: 72px; border-radius: 50%; background: var(--green); color: #fff;
  font-size: 2rem; display: flex; align-items: center; justify-content: center; margin: 0 auto 24px;
}
.thanks h1 { font-size: 2rem; letter-spacing: -1px; margin-bottom: 12px; }
.thanks p { color: var(--muted); }
.thanks .steps { text-align: left; margin: 28px auto 0; max-width: 420px; }
.thanks .steps li { padding: 8px 0; color: var(--muted); }

@media (max-width: 820px) {
  .grid3, .signup-grid { grid-template-columns: 1fr; }
  .mockup .body { grid-template-columns: 1fr; }
  .mockup .side { display: none; }
}