/* ─── /api landing — page-specific styles on top of style.css ─────────── */
/* (.head-nav and .head-link are now shared in style.css) */

.api-main { max-width: 1180px; margin: 0 auto; padding: 0 40px 80px; }

/* ─── hero ─────────────────────────────────────────────────────────────── */
.api-hero { padding: 56px 0 48px; text-align: center; }
.api-hero h1 {
  font-family: "Orbitron", monospace;
  font-size: clamp(1.6rem, 4vw, 2.6rem);
  letter-spacing: 0.04em;
  line-height: 1.2; margin: 0 0 20px;
  background: linear-gradient(90deg, var(--cyan), var(--pink), var(--magenta));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 14px rgba(0,240,255,0.25));
}
.api-hero p { color: var(--text); max-width: 760px; margin: 0 auto 28px; font-size: 1.02rem; line-height: 1.6; }
.api-hero p b { color: var(--cyan); }
.api-cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

.btn-cta {
  display: inline-block;
  padding: 13px 28px;
  border: 1px solid var(--cyan);
  color: var(--cyan);
  text-decoration: none;
  font-weight: 700; font-size: 0.84rem;
  letter-spacing: 0.18em;
  border-radius: 3px;
  transition: all 0.18s;
  background: transparent;
}
.btn-cta:hover { background: rgba(0,240,255,0.1); box-shadow: 0 0 18px rgba(0,240,255,0.4); }
.btn-cta.primary {
  background: linear-gradient(90deg, var(--cyan), var(--pink));
  color: var(--bg-0); border: none;
  box-shadow: 0 0 20px rgba(0,240,255,0.35);
}
.btn-cta.primary:hover { box-shadow: 0 0 30px rgba(213,0,255,0.5); }

/* ─── feature grid ────────────────────────────────────────────────────── */
.api-feat { padding: 36px 0; }
.api-feat h2, .api-tiers h2, .api-key h2, .api-quick h2 {
  font-family: "Orbitron", monospace;
  letter-spacing: 0.18em;
  font-size: 1.05rem;
  background: linear-gradient(90deg, var(--cyan), var(--pink));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
  margin: 0 0 22px;
  text-transform: uppercase;
}
.feat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 18px; }
.feat {
  padding: 22px;
  background: linear-gradient(180deg, var(--panel), var(--bg-2));
  border: 1px solid var(--border); border-radius: 4px;
  box-shadow: 0 0 20px rgba(0,240,255,0.04);
  transition: border-color 0.15s, box-shadow 0.15s;
}
.feat:hover { border-color: var(--cyan); box-shadow: 0 0 28px rgba(0,240,255,0.12); }
.feat-icon { font-size: 1.4rem; margin-bottom: 10px; }
.feat h3 { margin: 0 0 8px; font-size: 1rem; color: var(--text); letter-spacing: 0.04em; }
.feat p { margin: 0; color: var(--muted); font-size: 0.84rem; line-height: 1.6; }
.feat code { color: var(--cyan); background: var(--bg-0); padding: 2px 6px; border-radius: 2px; font-size: 0.78rem; }
.feat b { color: var(--text); }

/* ─── tiers ───────────────────────────────────────────────────────────── */
.api-tiers { padding: 36px 0; }
.pricing-intro { color: var(--muted); margin-bottom: 24px; font-size: 0.94rem; max-width: 700px; }
.tiers-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.tiers-2 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); max-width: 880px; }
.tiers-3 { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); max-width: 1200px; }
.tier-yearly { color: var(--muted); font-size: 0.82rem; margin-top: -4px; margin-bottom: 8px; }
.tier-yearly b { color: var(--cyan); }

/* ─── Tier comparison table · analytical view of free / Builder / Pro ─── */
.tiers-table-wrap {
  margin: 0 0 32px 0;
  max-width: 1100px;
  overflow-x: auto;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.015);
}
.tiers-table {
  width: 100%;
  border-collapse: collapse;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.86rem;
}
.tiers-table th, .tiers-table td {
  padding: 10px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
.tiers-table thead th {
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
  background: rgba(0,212,255,0.05);
  font-weight: 700;
}
.tiers-table thead th.hot {
  color: var(--green);
  background: rgba(0,255,157,0.08);
}
.tiers-table thead th.enterprise {
  color: var(--pink);
  background: rgba(255,45,146,0.08);
}
.tiers-table tbody th {
  color: var(--muted);
  font-weight: 500;
  width: 32%;
}
.tiers-table tbody td {
  color: var(--text);
  font-weight: 600;
}
.tiers-table tbody td .muted {
  display: block;
  font-size: 0.74rem;
  color: var(--dim);
  font-weight: 400;
  margin-top: 2px;
}
.tiers-table tbody tr:last-child th,
.tiers-table tbody tr:last-child td {
  border-bottom: none;
}
.tiers-table tbody tr:hover {
  background: rgba(255,255,255,0.02);
}

/* ─── Enterprise callout · "let's talk" tier outside the productized grid ─ */
.enterprise-callout {
  margin-top: 24px;
  padding: 24px 28px;
  border: 1px solid rgba(255, 45, 146, 0.45);
  border-radius: 10px;
  background: linear-gradient(180deg, rgba(255,45,146,0.08), rgba(255,45,146,0.02));
  max-width: 1100px;
}
.enterprise-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}
.enterprise-tag {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.66rem;
  letter-spacing: 0.18em;
  padding: 3px 10px;
  border-radius: 3px;
  color: var(--pink);
  background: rgba(255,45,146,0.12);
  border: 1px solid rgba(255,45,146,0.45);
}
.enterprise-callout h3 {
  margin: 0;
  font-size: 1.4rem;
  color: var(--text);
  font-weight: 700;
}
.enterprise-callout p {
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.5;
  margin: 6px 0 14px 0;
}
.enterprise-perks {
  list-style: none;
  padding: 0;
  margin: 0 0 18px 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 8px 24px;
}
.enterprise-perks li {
  font-size: 0.88rem;
  color: var(--text);
  position: relative;
  padding-left: 18px;
}
.enterprise-perks li::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--pink);
}
.enterprise-perks b { color: var(--pink); }

/* hero subtitle */
.api-hero-tag {
  font-size: 1.04rem;
  line-height: 1.5;
  color: var(--text);
  border-left: 3px solid var(--green);
  padding: 8px 14px;
  margin: 18px 0;
  background: rgba(0,255,157,0.04);
  border-radius: 0 4px 4px 0;
}
.api-hero-tag b { color: var(--green); }
.tier-yearly b { color: var(--cyan); }

/* ─── alerts explainer · free vs paid signal cards ────────────────────── */
.api-alerts-explainer { padding: 36px 0; border-top: 1px solid var(--border); }
.alert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 14px;
  margin-top: 18px;
  max-width: 1200px;
}
.alert-card {
  padding: 18px 20px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.02);
  position: relative;
}
.alert-card h4 { margin: 4px 0 8px 0; font-size: 1rem; color: var(--text); font-weight: 600; }
.alert-card h4 code { font-size: 0.95em; }
.alert-card p { margin: 0; font-size: 0.82rem; color: var(--muted); line-height: 1.45; }
.alert-card p code { font-size: 0.92em; }
.alert-tag {
  display: inline-block;
  font-family: ui-monospace, monospace;
  font-size: 0.62rem;
  letter-spacing: 0.15em;
  padding: 2px 8px;
  border-radius: 3px;
  margin-bottom: 4px;
}
.alert-card.free   { border-color: rgba(0,212,255,0.35); }
.alert-card.free   .alert-tag { color: var(--cyan); background: rgba(0,212,255,0.10); border: 1px solid rgba(0,212,255,0.45); }
.alert-card.paid   { border-color: rgba(0,255,157,0.40); background: rgba(0,255,157,0.04); }
.alert-card.paid   .alert-tag { color: var(--green); background: rgba(0,255,157,0.10); border: 1px solid rgba(0,255,157,0.55); }

/* ─── upgrade section (SOL flow) ───────────────────────────────────────── */
.api-upgrade {
  padding: 36px 0;
  border-top: 1px solid var(--border);
  margin-top: 16px;
}
.api-upgrade p { color: var(--muted); margin-bottom: 18px; }
.upgrade-controls {
  display: flex; gap: 8px; flex-wrap: wrap;
  background: var(--panel);
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: 4px;
}
.upgrade-controls input,
.upgrade-controls select,
.upgrade-controls button {
  padding: 12px 14px;
  background: var(--bg-0);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 3px;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.9rem;
}
.upgrade-controls input { flex: 1; min-width: 220px; }
.upgrade-controls select { min-width: 200px; }
.upgrade-controls input:focus,
.upgrade-controls select:focus { outline: none; border-color: var(--cyan); box-shadow: 0 0 10px rgba(0,240,255,0.18); }
.upgrade-controls button {
  background: linear-gradient(90deg, var(--cyan), var(--pink));
  color: var(--bg-0);
  border: none;
  font-weight: 700;
  letter-spacing: 0.16em;
  cursor: pointer;
  text-transform: uppercase;
}
.upgrade-controls button:hover { box-shadow: 0 0 22px rgba(0,240,255,0.4); }

#upgrade-result {
  margin-top: 16px; padding: 18px;
  background: var(--bg-0);
  border: 1px solid var(--cyan);
  border-radius: 3px;
  color: var(--cyan);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.86rem;
  white-space: pre-wrap;
  word-break: break-all;
  box-shadow: 0 0 24px rgba(0,240,255,0.18);
  line-height: 1.6;
}
.upg-link {
  display: block;
  padding: 10px 14px;
  margin: 8px 0;
  border: 1px solid var(--cyan);
  border-radius: 3px;
  color: var(--cyan);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0.06em;
  background: rgba(0,240,255,0.05);
  transition: all 0.15s;
}
.upg-link:hover { background: rgba(0,240,255,0.15); box-shadow: 0 0 18px rgba(0,240,255,0.3); }
.tier {
  padding: 28px 22px; position: relative;
  background: linear-gradient(180deg, var(--panel), var(--bg-2));
  border: 1px solid var(--border); border-radius: 4px;
  display: flex; flex-direction: column; gap: 12px;
}
.tier.hot { border-color: var(--pink); box-shadow: 0 0 24px rgba(255,45,146,0.18); }
.tier-badge {
  position: absolute; top: -10px; right: 14px;
  padding: 3px 10px;
  font-size: 0.66rem; font-weight: 700; letter-spacing: 0.18em;
  background: var(--pink); color: var(--bg-0); border-radius: 99px;
  box-shadow: 0 0 12px var(--pink);
}
.tier-name {
  font-family: "Orbitron", monospace;
  font-size: 0.86rem; letter-spacing: 0.18em;
  color: var(--cyan); text-transform: uppercase;
}
.tier-price {
  font-size: 2rem; font-weight: 700; color: var(--text);
  font-family: "Orbitron", monospace;
}
.tier-price span { font-size: 0.85rem; color: var(--muted); font-weight: 500; }
.tier ul {
  list-style: none; margin: 0; padding: 0;
  border-top: 1px solid var(--border); padding-top: 12px;
  font-size: 0.86rem; color: var(--muted);
  flex: 1;
}
.tier li { padding: 5px 0; }
.tier li b { color: var(--text); }
.tier .btn-cta { margin-top: 10px; text-align: center; }
.tier-note { color: var(--muted); margin-top: 22px; font-size: 0.84rem; }
.tier-note a { color: var(--cyan); }

/* ─── key form ────────────────────────────────────────────────────────── */
.api-key { padding: 36px 0; }
.api-key p { color: var(--muted); margin-bottom: 18px; font-size: 0.92rem; }
#key-form {
  display: flex; gap: 8px; flex-wrap: wrap;
  background: var(--panel); padding: 18px;
  border: 1px solid var(--border); border-radius: 4px;
}
#key-form input {
  flex: 1; min-width: 200px;
  padding: 12px 14px;
  background: var(--bg-0); border: 1px solid var(--border);
  color: var(--text); border-radius: 3px;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.92rem;
}
#key-form input:focus { outline: none; border-color: var(--cyan); box-shadow: 0 0 10px rgba(0,240,255,0.18); }
#key-form button {
  padding: 12px 22px;
  background: linear-gradient(90deg, var(--cyan), var(--pink));
  color: var(--bg-0); border: none; border-radius: 3px;
  font-family: "JetBrains Mono", monospace;
  font-weight: 700; letter-spacing: 0.16em; cursor: pointer;
  font-size: 0.85rem;
}
#key-form button:hover { box-shadow: 0 0 20px rgba(0,240,255,0.4); }
#key-result {
  margin-top: 16px; padding: 18px;
  background: var(--bg-0); border: 1px solid var(--green);
  border-radius: 3px; color: var(--green);
  font-family: "JetBrains Mono", monospace; font-size: 0.86rem;
  white-space: pre-wrap; word-break: break-all;
  box-shadow: 0 0 24px rgba(0,255,157,0.18);
}

/* ─── quickstart ──────────────────────────────────────────────────────── */
.api-quick { padding: 36px 0; }
.api-quick p { color: var(--muted); font-size: 0.88rem; }
.api-quick a { color: var(--cyan); }
.api-quick code { color: var(--cyan); background: var(--bg-0); padding: 2px 6px; border-radius: 2px; font-size: 0.82rem; }
.code-block {
  background: var(--bg-0); border: 1px solid var(--border);
  border-radius: 3px; padding: 18px;
  color: var(--text); font-size: 0.84rem;
  font-family: "JetBrains Mono", monospace;
  overflow-x: auto;
  line-height: 1.6;
  margin: 16px 0;
}

/* ─── responsive ──────────────────────────────────────────────────────── */
@media (max-width: 760px) {
  header { flex-direction: column; align-items: flex-start; gap: 12px; }
  .head-nav { gap: 8px; }
  .head-link { padding: 5px 10px; font-size: 0.7rem; }
  .api-main { padding: 0 18px 60px; }
  .api-hero { padding: 32px 0 28px; }
}

.upgrade-free-link {
  margin-top: 18px;
  font-size: 0.86rem;
  color: var(--muted);
  text-align: center;
}
.link-btn {
  background: transparent;
  border: none;
  color: var(--cyan);
  font: inherit;
  cursor: pointer;
  padding: 0;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.link-btn:hover { color: var(--text); text-shadow: 0 0 6px rgba(0,240,255,0.4); }
.link-btn:disabled { opacity: 0.4; cursor: default; }

/* ─── inline tier-card result panels ─────────────────────────────────── */
.tier-action {
  display: flex; flex-direction: column; gap: 8px;
  margin-top: auto;  /* push to bottom of card */
}
.tier-action select {
  background: var(--bg-1);
  color: var(--text);
  border: 1px solid var(--border);
  padding: 9px 12px;
  font-family: inherit;
  border-radius: 4px;
}

.tier-result {
  margin-top: 16px;
  padding: 14px 16px;
  background: rgba(0,255,157,0.05);
  border: 1px solid rgba(0,255,157,0.30);
  border-radius: 4px;
  animation: result-fade 200ms ease-out;
}
@keyframes result-fade { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: none; } }
.tier.hot .tier-result {
  background: rgba(213,0,255,0.06);
  border-color: rgba(213,0,255,0.32);
}

.tier-result-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.6px;
  color: var(--cyan);
  margin-bottom: 8px;
  text-transform: uppercase;
}
.tier-result-key {
  background: var(--bg-0);
  border: 1px solid rgba(0,240,255,0.40);
  border-radius: 4px;
  padding: 10px 12px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--green);
  word-break: break-all;
  letter-spacing: 0.4px;
  text-shadow: 0 0 6px rgba(0,255,157,0.35);
  margin-bottom: 10px;
}
.tier-result-actions {
  display: flex; flex-wrap: wrap; gap: 6px;
  margin-bottom: 8px;
}
.tier-result-actions .btn-cta { padding: 7px 12px; font-size: 0.72rem; }
.tier-result-hint {
  font-size: 0.74rem;
  color: var(--muted);
  margin-top: 8px;
}
.tier-result-hint code {
  background: rgba(0,240,255,0.08);
  padding: 1px 5px;
  border-radius: 2px;
  color: var(--cyan);
}
.tier-result-divider {
  border: none;
  border-top: 1px dashed rgba(0,240,255,0.20);
  margin: 12px 0;
}
.tier-result-error {
  color: var(--pink);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.82rem;
}
.tier-result-status {
  margin: 8px 0 6px;
  padding: 8px 10px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 3px;
  font-size: 0.74rem;
  color: var(--muted);
  white-space: pre-wrap;
  word-break: break-all;
}
.tier-result-status.paid {
  color: var(--green);
  border-color: rgba(0,255,157,0.50);
  background: rgba(0,255,157,0.08);
  text-shadow: 0 0 6px rgba(0,255,157,0.4);
}
.btn-cta-link {
  background: transparent;
  border: none;
  color: var(--muted);
  font-family: inherit;
  font-size: 0.72rem;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 3px;
  padding: 4px 0;
}
.btn-cta-link:hover { color: var(--cyan); }

/* "I already have a key" disclosure */
.upgrade-existing {
  margin-top: 26px;
  padding: 14px 18px;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border);
  border-radius: 6px;
}
.upgrade-existing summary {
  cursor: pointer;
  color: var(--muted);
  font-size: 0.86rem;
}
.upgrade-existing summary:hover { color: var(--cyan); }
.upgrade-existing[open] summary { color: var(--cyan); margin-bottom: 12px; }
.upgrade-existing-row {
  display: flex; flex-wrap: wrap; gap: 8px;
}
.upgrade-existing-row input {
  flex: 1; min-width: 220px;
  padding: 9px 12px;
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text);
  font-family: inherit;
  font-size: 0.86rem;
}
.upgrade-existing-row select {
  padding: 9px 12px;
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text);
  font-family: inherit;
}