/* The Agent Team Playbook — landing page styles
   Dark, single-column, no external dependencies. */

:root {
  --bg: #0d1117;
  --bg-alt: #131a23;
  --card: #1a2332;
  --border: #2b3648;
  --text: #e6edf3;
  --muted: #8b98a9;
  --accent: #58a6ff;
  --accent-2: #3fb950;
  --warn: #f0883e;
  --radius: 12px;
}

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

html { scroll-behavior: smooth; }

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

.container { max-width: 880px; margin: 0 auto; padding: 0 24px; }

/* ---------- nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 10;
  background: rgba(13, 17, 23, 0.9);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 880px; margin: 0 auto; padding: 12px 24px;
  display: flex; justify-content: space-between; align-items: center;
}
.brand { font-weight: 700; letter-spacing: 0.2px; }

/* ---------- hero ---------- */
.hero { padding: 72px 0 48px; text-align: center; }
.kicker {
  color: var(--accent); font-weight: 600; text-transform: uppercase;
  font-size: 13px; letter-spacing: 1.5px; margin-bottom: 16px;
}
.hero h1 { font-size: clamp(30px, 5vw, 46px); line-height: 1.2; font-weight: 800; }
.accent { color: var(--accent); }
.hero .sub { margin: 20px auto 28px; max-width: 620px; font-size: 18px; color: var(--muted); }
.hero .sub strong { color: var(--text); }

.hero-cta { display: flex; flex-direction: column; align-items: center; gap: 10px; }
.strike { color: var(--muted); font-size: 14px; }

.earlybird {
  margin: 18px auto 0; padding: 10px 18px; display: inline-block;
  background: rgba(63, 185, 80, 0.12); border: 1px solid rgba(63, 185, 80, 0.4);
  border-radius: var(--radius); font-size: 15px;
}
.earlybird code {
  background: rgba(63, 185, 80, 0.2); padding: 2px 8px; border-radius: 6px;
  font-weight: 700; letter-spacing: 1px;
}
.eb-note { color: var(--muted); font-size: 13px; margin-left: 6px; }
.hidden { display: none; }

.stat-row {
  margin-top: 44px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px;
}
.stat {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px 8px;
}
.stat b { font-size: 30px; font-weight: 800; color: var(--accent); display: block; }
.stat .unit { font-size: 15px; font-weight: 600; margin-left: 2px; }
.stat span:not(.unit) { font-size: 13px; color: var(--muted); }

/* ---------- sections ---------- */
.section { padding: 64px 0; }
.section.alt { background: var(--bg-alt); }
.section h2 { font-size: 28px; margin-bottom: 28px; }
.section-sub { color: var(--muted); margin: -16px 0 24px; }

/* cards */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 24px;
}
.card h3 { font-size: 17px; margin-bottom: 10px; }
.card p { color: var(--muted); font-size: 15px; }
.card p strong { color: var(--text); }

/* modules list */
.modules { list-style: none; counter-reset: mod; }
.modules li {
  counter-increment: mod;
  padding: 16px 0 16px 56px; position: relative;
  border-bottom: 1px solid var(--border);
}
.modules li:last-child { border-bottom: none; }
.modules li::before {
  content: "0" counter(mod);
  position: absolute; left: 0; top: 18px;
  color: var(--accent); font-weight: 800; font-size: 15px; letter-spacing: 1px;
}
.modules b { display: block; margin-bottom: 2px; }
.modules li { color: var(--muted); font-size: 15px; }
.modules b { color: var(--text); font-size: 16px; }

/* steps */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 24px; }
.step {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 24px;
}
.step .num {
  display: inline-flex; width: 32px; height: 32px; border-radius: 50%;
  background: rgba(88, 166, 255, 0.15); color: var(--accent);
  align-items: center; justify-content: center; font-weight: 700; margin-bottom: 12px;
}
.step p { color: var(--muted); font-size: 15px; }
.step b { color: var(--text); }
.harness-line { text-align: center; color: var(--muted); font-size: 15px; }

/* open core */
.opencore-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.oc {
  border-radius: var(--radius); padding: 24px;
  background: var(--card); border: 1px solid var(--border);
}
.oc h3 { margin-bottom: 10px; font-size: 17px; }
.oc p { color: var(--muted); font-size: 15px; }
.oc.free   { border-top: 3px solid var(--accent-2); }
.oc.paid   { border-top: 3px solid var(--accent); }
.oc.never  { border-top: 3px solid var(--warn); }

/* pricing */
.pricing { display: flex; justify-content: center; }
.price-card {
  max-width: 520px; width: 100%; text-align: center;
  background: var(--card); border: 1px solid var(--border); border-radius: 16px;
  padding: 40px 36px;
}
.price { margin: 14px 0 22px; }
.price .now { font-size: 52px; font-weight: 800; color: var(--accent); }
.price .was { font-size: 22px; color: var(--muted); margin-left: 10px; }
.includes { list-style: none; text-align: left; margin: 0 0 26px; }
.includes li { padding: 8px 0; border-bottom: 1px solid var(--border); font-size: 15px; }
.includes li:last-child { border-bottom: none; }
.pay-note { margin-top: 14px; color: var(--muted); font-size: 13px; }
.price-card .earlybird { margin-top: 16px; }

/* ---------- CTA button ---------- */
.buy-cta {
  display: inline-block; cursor: pointer;
  background: linear-gradient(180deg, #2f81f7, #1f6feb);
  color: #fff; border: none; border-radius: 10px;
  font-size: 17px; font-weight: 700; letter-spacing: 0.2px;
  padding: 14px 32px;
  transition: transform 0.08s ease, box-shadow 0.08s ease;
  box-shadow: 0 4px 14px rgba(31, 111, 235, 0.35);
}
.buy-cta:hover { transform: translateY(-1px); box-shadow: 0 6px 18px rgba(31, 111, 235, 0.45); }
.buy-cta:active { transform: translateY(0); }
.buy-cta.small { font-size: 14px; padding: 8px 18px; }
.buy-cta.big { font-size: 18px; padding: 16px 40px; }
.buy-cta:disabled {
  background: #39414d; color: #6e7681; cursor: not-allowed;
  box-shadow: none; transform: none;
}

/* ---------- free sample / email capture ---------- */
.free-sample { text-align: center; }
.email-capture {
  display: flex; gap: 10px; justify-content: center; align-items: stretch;
  max-width: 540px; margin: 0 auto 12px;
}
.email-capture input[type="email"] {
  flex: 1; min-width: 0;
  background: var(--bg); color: var(--text);
  border: 1px solid var(--border); border-radius: 10px;
  padding: 14px 16px; font-size: 16px;
}
.email-capture input[type="email"]:focus { outline: none; border-color: var(--accent); }
.email-cta {
  display: inline-block; cursor: pointer; white-space: nowrap;
  background: linear-gradient(180deg, #2ea043, #298c3b);
  color: #fff; border: none; border-radius: 10px;
  font-size: 16px; font-weight: 700;
  padding: 14px 24px;
  box-shadow: 0 4px 14px rgba(46, 160, 67, 0.3);
  transition: transform 0.08s ease, box-shadow 0.08s ease;
}
.email-cta:hover { transform: translateY(-1px); box-shadow: 0 6px 18px rgba(46, 160, 67, 0.4); }
.email-cta:active { transform: translateY(0); }
.email-cta:disabled {
  background: #39414d; color: #6e7681; cursor: not-allowed;
  box-shadow: none; transform: none;
}
.email-note { font-size: 13px; }

/* ---------- footer ---------- */
.footer { border-top: 1px solid var(--border); padding: 32px 0 48px; text-align: center; }
.footer p { font-size: 14px; }
.muted { color: var(--muted); }
.privacy { margin-top: 8px; font-size: 12px; max-width: 640px; margin-inline: auto; }

/* ---------- org chart ---------- */
.org-callout {
  background: rgba(240, 136, 62, 0.08); border: 1px solid rgba(240, 136, 62, 0.4);
  border-left: 4px solid var(--warn); border-radius: var(--radius);
  padding: 16px 20px; font-size: 14px; color: var(--muted); line-height: 1.65;
}
.org-callout strong { color: var(--warn); }
.org-callout em { color: var(--text); font-style: normal; font-weight: 600; }
.org-sample-tag {
  margin: 28px 0 14px; text-align: center;
  display: block; color: var(--muted); font-size: 12px;
  letter-spacing: 1.5px; text-transform: uppercase;
}
.org-sample-tag::before,
.org-sample-tag::after { content: "—"; margin: 0 10px; opacity: 0.5; }
.org { margin-top: 8px; text-align: center; }
.org-ceo {
  display: inline-block; background: var(--card); border: 1px solid var(--border);
  border-top: 3px solid var(--accent-2); border-radius: var(--radius);
  padding: 14px 30px; font-weight: 800; font-size: 18px;
}
.org-ceo span { display: block; color: var(--muted); font-size: 12px; font-weight: 400; margin-top: 2px; }
.org-label {
  color: var(--muted); font-size: 13px; letter-spacing: 1px; text-transform: uppercase;
  margin: 30px 0 14px;
}
.org-direct {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; max-width: 760px; margin: 0 auto;
}
.org-chip {
  font-size: 13px; color: var(--text); background: var(--bg);
  border: 1px solid var(--border); border-radius: 999px; padding: 8px 14px;
}
.org-squads { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; text-align: left; }
.org-squad {
  background: var(--card); border: 1px solid var(--border); border-top: 3px solid var(--accent);
  border-radius: var(--radius); padding: 20px;
}
.org-squad h3 { font-size: 16px; margin-bottom: 12px; }
.org-squad ul { list-style: none; }
.org-squad li {
  font-size: 13px; color: var(--muted); padding: 6px 0; border-bottom: 1px solid var(--border);
}
.org-squad li:last-child { border-bottom: none; }
.org-note { margin-top: 32px; text-align: center; font-size: 14px; }

/* ---------- responsive ---------- */
@media (max-width: 720px) {
  .stat-row { grid-template-columns: repeat(2, 1fr); }
  .cards, .steps, .opencore-grid { grid-template-columns: 1fr; }
  .nav-inner { flex-wrap: wrap; gap: 8px; }
  .org-squads { grid-template-columns: 1fr; }
  .email-capture { flex-direction: column; }
}