/* Agentevo — agentevo.sh. Dark, terminal-inflected, editorial. */

:root {
  --bg: #050505;
  --bg-raise: #0b0b0b;
  --bg-sunken: #030303;
  --line: rgba(255, 255, 255, 0.09);
  --line-strong: rgba(255, 255, 255, 0.16);
  --ink: #f2f2f0;
  --ink-dim: #b9b9b4;
  --ink-faint: #7c7c78;
  --green: #27c93f;
  --green-soft: rgba(39, 201, 63, 0.12);
  --orange: #ff8a5c;
  --sky: #4cc3ff;
  --amber: #ffc53d;
  --red: #ff5d5d;
  --sans: "Geist", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "Geist Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --serif: "Instrument Serif", Georgia, "Times New Roman", serif;
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 16px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  overflow-x: clip; /* clip preserves the sticky nav; hidden is the fallback */
}

.wrap { max-width: 1160px; margin: 0 auto; padding: 0 24px; }
.wrap.narrow, .narrow { max-width: 820px; }

h1, h2, h3 { line-height: 1.12; letter-spacing: -0.02em; margin: 0 0 16px; }
h1 { font-size: clamp(2.6rem, 6vw, 4.4rem); font-weight: 650; }
h2 { font-size: clamp(1.9rem, 4vw, 2.9rem); font-weight: 620; }
h3 { font-size: 1.2rem; font-weight: 600; }
h1 em, h2 em { font-family: var(--serif); font-style: italic; font-weight: 400; color: var(--green); }
p { margin: 0 0 14px; }
a { color: inherit; }
code {
  font-family: var(--mono);
  font-size: 0.86em;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  padding: 1px 6px;
}
pre code { background: none; border: none; padding: 0; }

.skip {
  position: absolute; left: -9999px; top: 0;
  background: var(--green); color: #000; padding: 8px 16px; z-index: 100;
}
.skip:focus { left: 8px; top: 8px; }

/* ---------- nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(5, 5, 5, 0.86);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav-inner { display: flex; align-items: center; gap: 28px; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 650; }
.nav-links { display: flex; gap: 4px; margin-left: 8px; }
.nav-links a {
  font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--ink-dim); text-decoration: none; padding: 8px 12px; border-radius: var(--r-sm);
}
.nav-links a:hover, .nav-links a.active { color: var(--ink); background: rgba(255, 255, 255, 0.06); }
.nav-cta { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.clerk-slot { display: inline-flex; align-items: center; gap: 10px; }
.clerk-slot:empty { display: none; }
.clerk-user { display: inline-flex; line-height: 0; }
.nav-cta.clerk-signed-in > .btn[href="#get-started"],
.nav-cta.clerk-signed-out > .btn[href="#get-started"] { display: none; }
.menu-btn { display: none; background: none; border: 1px solid var(--line-strong); border-radius: var(--r-sm); padding: 9px 10px; cursor: pointer; }
.menu-btn span { display: block; width: 18px; height: 2px; background: var(--ink); margin: 3px 0; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  font-weight: 600; font-size: 0.95rem; text-decoration: none;
  padding: 12px 22px; border-radius: 8px; border: 1px solid transparent; cursor: pointer;
  transition: background 0.15s, border-color 0.15s, transform 0.15s;
}
.btn-solid { background: #f2f2f0; color: #050505; }
.btn-solid:hover { background: #fff; }
.btn-ghost { border-color: var(--line-strong); color: var(--ink); background: transparent; }
.btn-ghost:hover { border-color: var(--ink-faint); background: rgba(255, 255, 255, 0.04); }
.btn-sm { padding: 8px 14px; font-size: 0.85rem; }

/* ---------- hero ---------- */
.hero {
  display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 56px;
  padding: 88px 24px 64px; align-items: start;
}
.hero > * { min-width: 0; }
.eyebrow {
  font-family: var(--mono); font-size: 0.75rem; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--ink-dim); display: flex; align-items: center; flex-wrap: wrap; gap: 10px; margin-bottom: 20px;
}
.pulse { width: 8px; height: 8px; border-radius: 50%; background: var(--green); box-shadow: 0 0 10px var(--green); }
.lede { font-size: 1.12rem; color: var(--ink-dim); max-width: 34rem; }
.lede strong { color: var(--ink); font-weight: 600; }
.cta-row { display: flex; gap: 12px; margin: 28px 0 16px; flex-wrap: wrap; }
.proof { font-family: var(--mono); font-size: 0.78rem; color: var(--ink-faint); }

/* terminal */
.term {
  background: var(--bg-sunken);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-md);
  overflow: hidden;
}
.term-bar {
  display: flex; align-items: center; gap: 7px;
  padding: 10px 12px; border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
}
.dot { width: 11px; height: 11px; border-radius: 50%; }
.dot.r { background: #ff5f57; } .dot.y { background: #febc2e; } .dot.g { background: #28c840; }
.term-title { font-family: var(--mono); font-size: 0.72rem; color: var(--ink-faint); margin-left: 6px; }
.copy-btn {
  margin-left: auto; font-family: var(--mono); font-size: 0.72rem;
  background: transparent; color: var(--ink-dim);
  border: 1px solid var(--line-strong); border-radius: var(--r-sm);
  padding: 4px 10px; cursor: pointer;
}
.copy-btn:hover { color: var(--ink); border-color: var(--ink-faint); }
.term pre { margin: 0; padding: 18px; overflow-x: auto; font-size: 0.85rem; line-height: 1.75; }
.term code { font-family: var(--mono); color: var(--ink-dim); }
.term .p { color: var(--ink-faint); user-select: none; }
.term .g { color: var(--green); }
.term .a { color: var(--amber); }
.term .c { color: var(--ink-faint); font-style: normal; }
.term.small pre { padding: 14px 16px; font-size: 0.8rem; }

.hero-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r-md); overflow: hidden; margin: 22px 0 0; }
.hero-stats div { background: var(--bg-raise); padding: 14px 16px; }
.hero-stats dt { font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-faint); margin-bottom: 4px; }
.hero-stats dd { margin: 0; font-size: 1.35rem; font-weight: 650; font-variant-numeric: tabular-nums; }

/* ---------- strip ---------- */
.strip { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--bg-raise); }
.strip-inner { display: flex; align-items: center; gap: 28px; padding-top: 18px; padding-bottom: 18px; flex-wrap: wrap; }
.strip-label { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-faint); white-space: nowrap; }
.agent-badges { display: flex; gap: 10px; list-style: none; margin: 0; padding: 0; flex-wrap: wrap; }
.agent-badges li {
  font-family: var(--mono); font-size: 0.8rem; color: var(--ink-dim);
  border: 1px solid var(--line-strong); border-radius: 999px; padding: 6px 14px;
  background: var(--bg);
}

/* ---------- sections ---------- */
.section { padding: 96px 24px 8px; scroll-margin-top: 72px; }
.sec-head { margin-bottom: 40px; max-width: 46rem; }
.sec-no { font-family: var(--mono); color: var(--green); font-size: 0.8rem; margin: 0 0 10px; }
.sec-no::before { content: "—— "; color: var(--ink-faint); }
.sec-sub { color: var(--ink-dim); font-size: 1.08rem; margin: 0; }
.fineprint { color: var(--ink-faint); font-size: 0.9rem; margin-top: 28px; }
.fineprint.center, .center { text-align: center; }
.mt { margin-top: 32px; }

/* loop stepper */
.loop-steps {
  list-style: none; margin: 0 0 4px; padding: 0;
  display: flex; gap: 8px; overflow-x: auto; padding-bottom: 12px;
}
.loop-steps button {
  font-family: var(--mono); font-size: 0.78rem; white-space: nowrap;
  background: var(--bg-raise); color: var(--ink-dim);
  border: 1px solid var(--line); border-radius: 999px; padding: 9px 16px; cursor: pointer;
}
.loop-steps button .n { color: var(--ink-faint); margin-right: 8px; }
.loop-steps button[aria-current="true"] {
  background: var(--green-soft); color: var(--ink); border-color: rgba(39, 201, 63, 0.45);
}
.loop-steps button[aria-current="true"] .n { color: var(--green); }
.loop-detail, .trust-detail {
  border: 1px solid var(--line); border-radius: var(--r-lg);
  background: var(--bg-raise); padding: 28px 30px; margin-top: 12px;
}
.loop-detail h3, .trust-detail h3 { margin-bottom: 8px; }
.loop-detail h3 .k, .trust-detail h3 .k {
  font-family: var(--mono); font-size: 0.75rem; color: var(--green);
  border: 1px solid rgba(39, 201, 63, 0.4); border-radius: var(--r-sm);
  padding: 2px 8px; margin-right: 12px; vertical-align: middle; font-weight: 500;
}
.loop-detail p, .trust-detail p { color: var(--ink-dim); margin: 0; max-width: 52rem; }

/* tabs */
.tabs { display: flex; gap: 8px; margin-bottom: 0; border-bottom: 1px solid var(--line); }
.tabs [role="tab"] {
  font-family: var(--mono); font-size: 0.85rem;
  background: none; border: none; border-bottom: 2px solid transparent;
  color: var(--ink-faint); padding: 12px 18px; cursor: pointer; margin-bottom: -1px;
}
.tabs [role="tab"][aria-selected="true"] { color: var(--ink); border-bottom-color: var(--green); }
.tabs [role="tab"]:hover { color: var(--ink); }
.tab-panels { border: 1px solid var(--line); border-top: none; border-radius: 0 0 var(--r-lg) var(--r-lg); background: var(--bg-raise); }
.tab-panels [role="tabpanel"] { padding: 36px; }
.tab-panels [role="tabpanel"]:focus { outline: 1px solid var(--line-strong); outline-offset: -1px; }
.panel-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.panel-grid p { color: var(--ink-dim); }
.check-list { list-style: none; margin: 18px 0 0; padding: 0; }
.check-list li { position: relative; padding-left: 26px; margin-bottom: 10px; color: var(--ink-dim); }
.check-list li::before { content: "✓"; position: absolute; left: 0; color: var(--green); font-weight: 700; }

/* trust chain */
.trust-chain { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; }
.trust-chain li { position: relative; padding: 0 14px 0 0; }
.trust-chain li:not(:last-child)::after {
  content: "→"; position: absolute; right: -2px; top: 20px; color: var(--ink-faint);
}
.trust-chain button {
  width: 100%; text-align: left; background: var(--bg-raise);
  border: 1px solid var(--line); border-radius: var(--r-md);
  padding: 16px; cursor: pointer; color: var(--ink);
}
.trust-chain button .t { display: block; font-weight: 650; margin-bottom: 4px; }
.trust-chain button .d { display: block; font-size: 0.8rem; color: var(--ink-faint); }
.trust-chain button[aria-current="true"] { border-color: rgba(39, 201, 63, 0.5); background: var(--green-soft); }

/* tags */
.tag { font-family: var(--mono); font-size: 0.72rem; font-weight: 600; border-radius: var(--r-sm); padding: 2px 8px; white-space: nowrap; }
.t-green { color: var(--green); background: var(--green-soft); }
.t-sky { color: var(--sky); background: rgba(76, 195, 255, 0.1); }
.t-amber { color: var(--amber); background: rgba(255, 197, 61, 0.1); }
.t-red { color: var(--red); background: rgba(255, 93, 93, 0.1); }

/* security grid */
.sec-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 48px; align-items: start; }
.class-table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
.class-table th {
  font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--ink-faint); text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line-strong);
}
.class-table td { padding: 12px; border-bottom: 1px solid var(--line); color: var(--ink-dim); vertical-align: top; }
.class-table tr:last-child td { border-bottom: none; }
.mode-list { list-style: none; margin: 0; padding: 0; }
.mode-list li { padding: 12px 0; border-bottom: 1px solid var(--line); color: var(--ink-dim); font-size: 0.93rem; }
.mode-list li:last-child { border-bottom: none; }
.mode-list strong { color: var(--ink); }

/* pricing */
.plans { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.plan {
  border: 1px solid var(--line); border-radius: var(--r-lg);
  background: var(--bg-raise); padding: 28px 24px;
  display: flex; flex-direction: column; position: relative;
}
.plan.featured { border-color: rgba(39, 201, 63, 0.5); background: linear-gradient(180deg, rgba(39, 201, 63, 0.07), var(--bg-raise) 45%); }
.plan-flag {
  position: absolute; top: -12px; left: 24px;
  font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.08em; text-transform: uppercase;
  background: var(--green); color: #000; border-radius: var(--r-sm); padding: 3px 10px; margin: 0; font-weight: 700;
}
.plan h3 { font-size: 1rem; margin-bottom: 6px; }
.price { font-size: 2rem; font-weight: 700; letter-spacing: -0.02em; margin: 0; font-variant-numeric: tabular-nums; }
.price span { font-size: 0.9rem; font-weight: 400; color: var(--ink-faint); }
.plan-sub { color: var(--ink-faint); font-size: 0.88rem; margin-bottom: 18px; }
.plan ul { list-style: none; margin: 0 0 24px; padding: 0; font-size: 0.9rem; color: var(--ink-dim); flex: 1; }
.plan ul li { padding: 7px 0 7px 24px; position: relative; border-top: 1px solid var(--line); }
.plan ul li::before { content: "✓"; position: absolute; left: 2px; color: var(--green); font-weight: 700; }
.plan .btn { width: 100%; }

/* faq */
.faq-list details { border: 1px solid var(--line); border-radius: var(--r-md); background: var(--bg-raise); margin-bottom: 10px; }
.faq-list summary {
  cursor: pointer; padding: 18px 22px; font-weight: 600; list-style: none;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after {
  content: "+"; font-family: var(--mono); font-size: 1.2rem; color: var(--green); flex-shrink: 0;
}
.faq-list details[open] summary::after { content: "–"; }
.faq-list details p { padding: 0 22px 20px; margin: 0; color: var(--ink-dim); }

/* cta panel */
.cta-panel {
  border: 1px solid var(--line-strong); border-radius: var(--r-lg);
  background: var(--bg-raise);
  padding: 56px; display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 48px; align-items: center;
  margin-bottom: 96px;
}
.cta-panel p { color: var(--ink-dim); }

/* footer */
footer { border-top: 1px solid var(--line); background: var(--bg-raise); }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; padding-top: 56px; padding-bottom: 40px; }
.foot-brand p { color: var(--ink-faint); font-size: 0.9rem; }
.foot-brand a { color: var(--ink-dim); }
footer nav h3 { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-faint); margin-bottom: 14px; }
footer nav a { display: block; color: var(--ink-dim); text-decoration: none; font-size: 0.92rem; padding: 5px 0; }
footer nav a:hover { color: var(--ink); }
.foot-base {
  display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap;
  border-top: 1px solid var(--line); padding-top: 20px; padding-bottom: 24px;
  font-size: 0.82rem; color: var(--ink-faint);
}
.foot-base p { margin: 0; }
.status { display: flex; align-items: center; gap: 8px; font-family: var(--mono); font-size: 0.75rem; }

/* ---------- responsive ---------- */
@media (max-width: 960px) {
  .hero { grid-template-columns: 1fr; gap: 40px; padding-top: 56px; }
  .panel-grid, .sec-grid, .cta-panel { grid-template-columns: 1fr; }
  .plans { grid-template-columns: 1fr 1fr; }
  .trust-chain { grid-template-columns: 1fr 1fr; gap: 10px; }
  .trust-chain li { padding: 0; }
  .trust-chain li:not(:last-child)::after { display: none; }
  .nav-links {
    display: none; position: absolute; top: 64px; left: 0; right: 0;
    background: var(--bg-raise); border-bottom: 1px solid var(--line);
    flex-direction: column; padding: 12px 24px 20px; margin: 0;
  }
  .nav-links.open { display: flex; }
  .menu-btn { display: block; }
  .nav-cta > a.btn-ghost { display: none; }
  .cta-panel { padding: 36px 28px; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .nav-inner { gap: 16px; }
  .nav-cta > .btn-solid { display: none; }
  .plans { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: 1fr 1fr; }
  .tab-panels [role="tabpanel"] { padding: 24px 20px; }
  .foot-grid { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}