/* ═══════════════════════════════════════════════════════════════
   landing.css  –  styles specific to the landing page
   Requires: public_pages.css
   ═══════════════════════════════════════════════════════════════ */

/* ── Hero ─────────────────────────────────────────────────── */
.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 48px;
  max-width: 1100px;
  margin: 0 auto;
  padding: 80px 32px 96px;
}

.hero-text h1 {
  font-size: clamp(28px, 3.8vw, 44px);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: -0.025em;
  margin-bottom: 20px;
}

.hero-text h1 .brand { color: var(--blue-lt); }

.hero-text p {
  font-size: 15px;
  color: var(--muted);
  max-width: 400px;
  margin-bottom: 32px;
  line-height: 1.65;
}

.hero-cta {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-cta-col {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
}

.hero-cta-link {
  color: var(--blue-lt);
  text-decoration: none;
  font-size: 13px;
}
.hero-cta-link:hover { text-decoration: underline; }

.hero-minor {
  margin-top: 12px;
  font-size: 12px;
  color: var(--muted);
}
.hero-minor a { color: var(--blue-lt); text-decoration: none; }
.hero-minor a:hover { text-decoration: underline; }

.hero-checklist {
  list-style: none;
  display: grid;
  gap: 6px;
  margin-bottom: 28px;
}

.hero-checklist li {
  font-size: 13px;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

.hero-checklist li svg { flex-shrink: 0; }

/* ── Relay visualization ──────────────────────────────────── */
.relay-viz {
  width: 100%;
  max-width: 460px;
  margin-left: auto;
}

/* ── W2 Banner ────────────────────────────────────────────── */
.w2-banner {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: linear-gradient(
    180deg,
    rgba(31,111,235,0.06) 0%,
    rgba(31,111,235,0.02) 100%
  );
  padding: 48px 32px;
}

.w2-banner-inner {
  max-width: 780px;
  margin: 0 auto;
  text-align: center;
}

.w2-badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--green);
  border: 1px solid rgba(63,185,80,0.35);
  background: rgba(63,185,80,0.08);
  border-radius: 20px;
  padding: 3px 12px;
  margin-bottom: 14px;
}

.w2-banner h2 {
  font-size: clamp(22px, 2.8vw, 32px);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.w2-banner p {
  font-size: 15px;
  color: var(--muted);
  max-width: 600px;
  margin: 0 auto 24px;
  line-height: 1.65;
}

.w2-banner-actions {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

/* ── Governance grid (4-col cards) ────────────────────────── */
.govern-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.govern-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
}

.govern-card .step {
  font-size: 11px;
  color: var(--blue-lt);
  margin-bottom: 8px;
  font-family: var(--mono);
}

.govern-card h3 {
  font-size: 15px;
  margin-bottom: 6px;
}

.govern-card p { color: var(--muted); font-size: 13px; }

/* ── Agent Control Plane (expanded W2 section) ────────────── */
.acp-section {
  border-top: 1px solid var(--border);
  background: var(--panel);
}

.acp-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}

.acp-copy h2 {
  font-size: 24px;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.acp-copy p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.65;
  margin-bottom: 20px;
  max-width: 440px;
}

.acp-plan-badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--blue-lt);
  border: 1px solid var(--blue-br);
  background: var(--blue-sub);
  border-radius: 20px;
  padding: 3px 12px;
  margin-bottom: 16px;
}

.acp-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.acp-card {
  background: var(--elevated);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
}

.acp-card .step {
  font-size: 11px;
  color: var(--blue-lt);
  margin-bottom: 8px;
  font-family: var(--mono);
}

.acp-card h3 { font-size: 14px; margin-bottom: 6px; }
.acp-card p { color: var(--muted); font-size: 12px; line-height: 1.55; }

/* ── Tools strip ──────────────────────────────────────────── */
.tools-strip {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--panel);
  padding: 60px 32px;
}

.tools-strip-head {
  max-width: 920px;
  margin: 0 auto 32px;
}

.tools-strip-head h2 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 6px;
  letter-spacing: -0.015em;
}

.tools-strip-head p { font-size: 13px; color: var(--muted); }

.tools-inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  max-width: 920px;
  margin: 0 auto;
}

.tool-card {
  background: var(--elevated);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 18px;
  text-decoration: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: border-color 120ms, background 120ms;
}

.tool-card:hover {
  border-color: var(--blue-br);
  background: rgba(31,111,235,0.06);
}

.tool-card h3 { font-size: 14px; font-weight: 600; color: var(--text); }
.tool-card p { font-size: 12px; color: var(--muted); line-height: 1.6; flex: 1; }
.tool-card-arrow { font-size: 12px; color: var(--blue-lt); margin-top: 4px; }

.tool-card-icon {
  width: 26px;
  height: 26px;
  margin-bottom: 4px;
  color: var(--blue-lt);
}

/* ── How It Works ─────────────────────────────────────────── */
.how-strip {
  border-top: 1px solid var(--border);
  padding: 28px 32px;
}

.how-inner {
  max-width: 920px;
  margin: 0 auto;
}

.how-inner h2 {
  font-size: 12px;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 18px;
  text-align: center;
}

.how-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}

.how-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 8px;
  padding: 0 12px;
  position: relative;
}

.how-step:not(:last-child)::after {
  content: '\2192';
  position: absolute;
  right: -4px;
  top: 8px;
  color: rgba(56,139,253,0.35);
  font-size: 14px;
}

.how-step-num {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--blue-sub);
  border: 1px solid var(--blue-br);
  color: var(--blue-lt);
  font-size: 11px;
  font-weight: 700;
  display: grid;
  place-items: center;
}

.how-step-label { font-size: 12px; color: var(--muted); line-height: 1.4; }

/* ── Sandbox ──────────────────────────────────────────────── */
.sandbox { border-top: 1px solid var(--border); }

.sandbox-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  gap: 36px;
  align-items: center;
}

.sandbox-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  flex-wrap: wrap;
}

.sandbox-link { color: var(--blue-lt); text-decoration: none; font-size: 13px; }
.sandbox-link:hover { text-decoration: underline; }

.sandbox-media { background: none; border: 0; border-radius: 0; padding: 0; box-shadow: none; }

.sandbox-proof {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 0;
  border: 0;
}

.sandbox-list {
  list-style: none;
  display: grid;
  gap: 8px;
  margin: 14px 0 20px;
}

.sandbox-list li { color: var(--muted); font-size: 13px; }

/* ── Authority ────────────────────────────────────────────── */
.authority {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--panel);
}

.authority-list {
  list-style: none;
  display: grid;
  gap: 10px;
  margin: 18px 0 16px;
}

.authority-list li { color: var(--muted); font-size: 13px; }

.authority-end { color: var(--text); font-weight: 600; }

/* ── Status grid ──────────────────────────────────────────── */
.status-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.status-item {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px;
}

.status-item .label {
  display: block;
  font-size: 11px;
  color: var(--muted);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.status-item .value {
  color: var(--text);
  font-size: 14px;
  font-weight: 600;
}

.status-unavailable { margin-top: 12px; color: var(--muted); font-size: 12px; }

.status-link { margin-top: 12px; font-size: 12px; color: var(--muted); }
.status-link a { color: var(--blue-lt); text-decoration: none; }
.status-link a:hover { text-decoration: underline; }

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 860px) {
  .hero { grid-template-columns: 1fr; padding: 52px 24px 64px; gap: 48px; }
  .relay-viz { max-width: 100%; margin-left: 0; order: -1; }
  .tools-inner { grid-template-columns: 1fr 1fr; gap: 12px; }
  .govern-grid, .status-grid { grid-template-columns: 1fr 1fr; }
  .sandbox-layout { grid-template-columns: 1fr; }
  .acp-layout { grid-template-columns: 1fr; }
  .acp-cards { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 540px) {
  .hero { padding: 40px 20px 56px; }
  .tools-inner { grid-template-columns: 1fr; }
  .govern-grid, .status-grid { grid-template-columns: 1fr; }
  .how-steps { grid-template-columns: 1fr 1fr; gap: 20px; }
  .how-step:not(:last-child)::after { display: none; }
  .acp-cards { grid-template-columns: 1fr; }
}