/* Layout primitives */
:root {
  --bg-page: #0f172a;          /* dark slate */
  --bg-card: #1e2537;          /* card surface */
  --bg-card-alt: #1a2030;
  --text-primary: #f8fafc;     /* near-white */
  --text-dim: #94a3b8;         /* slate-400 */
  --accent: #38bdf8;           /* cyan-ish */
  --border-color: rgba(255,255,255,0.07);
  --radius-lg: 1rem;
  --radius-sm: .5rem;
  --font-stack: system-ui, -apple-system, BlinkMacSystemFont, "Inter", Roboto, "Helvetica Neue", sans-serif;
}

* {
  box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
}

body.vp-body {
  margin: 0;
  font-family: var(--font-stack);
  background-color: var(--bg-page);
  color: var(--text-primary);
  line-height: 1.5;
}

.vp-wrap {
  width: 100%;
  max-width: 1200px;
  padding: 0 1rem;
  margin: 0 auto;
}

/* Header / Nav */
.vp-header {
  border-bottom: 1px solid var(--border-color);
  background-color: rgba(15,23,42,0.6);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.vp-header .vp-wrap {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem 1rem;
}

.vp-left {
  display: flex;
  align-items: center;
  flex: 1;
}

.vp-brand {
  display: flex;
  align-items: center;
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 600;
  font-size: 0.95rem;
  line-height: 1;
  gap: .5rem;
}

.vp-logo {
  width: 28px;
  height: 28px;
  background: radial-gradient(circle at 20% 20%, var(--accent) 0%, #1e40af 60%);
  border-radius: 8px;
  border: 1px solid var(--accent);
}

.vp-name {
  letter-spacing: -.03em;
}

.vp-nav {
  display: flex;
  gap: 1rem;
}

.vp-link {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
}
.vp-link:hover {
  color: var(--text-primary);
}
.vp-link-active {
  color: var(--accent);
}

.vp-auth {
  margin-left: auto;
  display: flex;
  gap: .75rem;
  align-items: center;
}
.vp-login,
.vp-signup {
  color: var(--text-primary);
  font-size: 0.9rem;
  text-decoration: none;
  font-weight: 500;
  line-height: 1;
}
.vp-signup {
  background-color: var(--accent);
  color: #000;
  border-radius: var(--radius-sm);
  padding: .4rem .6rem;
  font-weight: 600;
}

/* Hero section */
.vp-hero {
  padding: 3rem 0 2rem;
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0,1fr) minmax(280px,400px);
  gap: 2rem;
}
.hero-copy {
  max-width: 640px;
}
.hero-headline {
  font-size: clamp(1.7rem, 1vw + 1.2rem, 2.2rem);
  line-height: 1.15;
  font-weight: 600;
  letter-spacing: -.04em;
  color: var(--text-primary);
  margin: 0 0 1rem;
}
.hero-sub {
  font-size: 1rem;
  color: var(--text-dim);
  margin: 0 0 1rem;
}
.hero-bullets {
  color: var(--text-primary);
  font-size: .95rem;
  padding-left: 1.2rem;
  margin: 0 0 1.25rem;
}
.hero-bullets li {
  margin-bottom: .5rem;
}
.hero-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-bottom: 1rem;
}
.cta-primary {
  background-color: var(--accent);
  color: #000;
  text-decoration: none;
  padding: .6rem .9rem;
  border-radius: var(--radius-sm);
  font-size: .9rem;
  font-weight: 600;
  line-height: 1.1;
}
.cta-secondary {
  background-color: var(--bg-card);
  color: var(--text-primary);
  text-decoration: none;
  padding: .6rem .9rem;
  border-radius: var(--radius-sm);
  font-size: .9rem;
  font-weight: 500;
  line-height: 1.1;
  border: 1px solid var(--border-color);
}
.hero-footnote {
  font-size: .8rem;
  color: var(--text-dim);
  max-width: 480px;
}

/* Hero mock card */
.hero-card {
  display: flex;
  align-items: flex-start;
  justify-content: center;
}
.mock-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: 0 30px 80px rgba(0,0,0,0.6);
  padding: 1rem 1rem 0.75rem;
  width: 100%;
  max-width: 360px;
  font-size: .8rem;
  color: var(--text-primary);
}
.mock-label {
  color: var(--accent);
  font-weight: 600;
  font-size: .7rem;
  margin-bottom: .75rem;
  text-transform: uppercase;
  letter-spacing: .05em;
}
.mock-dest-label {
  font-size: .7rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: .05em;
  margin-bottom: .25rem;
}
.mock-dest-addr {
  font-size: .85rem;
  line-height: 1.4;
  color: var(--text-primary);
  font-weight: 500;
  background-color: var(--bg-card-alt);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: .5rem .6rem;
  margin-bottom: 1rem;
}
.mock-status-row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}
.mock-status-label {
  color: var(--text-dim);
  font-size: .7rem;
  margin-bottom: .25rem;
}
.mock-status-value {
  color: var(--text-primary);
  font-weight: 500;
  font-size: .8rem;
}
.mock-approvals {
  border-top: 1px solid var(--border-color);
  padding-top: .75rem;
  margin-bottom: .75rem;
}
.mock-approvals-head {
  font-size: .7rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: .05em;
  margin-bottom: .5rem;
}
.mock-approvals-item {
  background-color: var(--bg-card-alt);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: .5rem .6rem;
  font-size: .8rem;
  line-height: 1.4;
}
.req-summary {
  color: var(--text-primary);
  font-weight: 500;
  margin-bottom: .25rem;
}
.req-meta {
  color: var(--text-dim);
  font-size: .7rem;
  line-height: 1.4;
}
.mock-footer {
  border-top: 1px solid var(--border-color);
  padding-top: .5rem;
  font-size: .7rem;
  color: var(--accent);
  font-weight: 500;
  text-align: right;
}

/* Value Strip */
.vp-strip {
  border-top: 1px solid var(--border-color);
  background: radial-gradient(circle at 20% 20%, rgba(56,189,248,0.07) 0%, rgba(0,0,0,0) 70%);
  padding: 2rem 0 3rem;
}
.strip-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit,minmax(min(320px,100%),1fr));
  gap: 2rem;
}
.strip-head {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 .5rem;
}
.strip-text {
  margin: 0;
  font-size: .9rem;
  color: var(--text-dim);
  line-height: 1.5;
}

/* Docs / API page layout */
.docs-main,
.api-main {
  padding: 2rem 0 4rem;
  display: grid;
  grid-template-columns: minmax(0,1fr);
  gap: 1.5rem;
  max-width: 900px;
}

.doc-card,
.api-section {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.25rem;
  box-shadow: 0 20px 60px rgba(0,0,0,0.6);
}

.doc-title,
.api-title {
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: -.03em;
  color: var(--text-primary);
  margin: 0 0 .75rem;
}

.doc-steps {
  margin: 0;
  padding-left: 1rem;
  color: var(--text-primary);
  font-size: .9rem;
  line-height: 1.5;
}
.doc-steps li {
  margin-bottom: .75rem;
}

.doc-subtitle,
.api-subtitle {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 .5rem;
  letter-spacing: -.03em;
}

.doc-card p,
.doc-card ul,
.api-desc,
.api-return,
.trust-desc {
  font-size: .9rem;
  color: var(--text-dim);
  line-height: 1.5;
  margin-top: 0;
}

.trust-list {
  margin: 0;
  padding-left: 1rem;
  list-style-type: disc;
}
.trust-head {
  font-weight: 600;
  color: var(--text-primary);
  font-size: .9rem;
}
.trust-desc {
  margin: .25rem 0 1rem;
}

.api-flex {
  display: grid;
  grid-template-columns: minmax(0,1fr);
  gap: .75rem;
  margin-top: 1rem;
  margin-bottom: 1rem;
}
.api-meta {
  font-size: .8rem;
  line-height: 1.4;
}
.api-endpoint {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  background-color: var(--bg-card-alt);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: .4rem .5rem;
  color: var(--accent);
  font-weight: 600;
  font-size: .75rem;
  display: inline-block;
  margin-bottom: .5rem;
}
.api-note {
  color: var(--text-dim);
  font-size: .8rem;
}
.api-code {
  background-color: #0a0f1d;
  color: #cbd5e1;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  padding: .75rem .9rem;
  font-size: .75rem;
  line-height: 1.5;
  overflow-x: auto;
  box-shadow: inset 0 0 20px rgba(0,0,0,0.8);
}
.api-code code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  white-space: pre;
  display: block;
  min-width: max-content;
}
.api-return {
  font-size: .8rem;
  color: var(--text-dim);
  line-height: 1.5;
}
.api-return code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color: var(--text-primary);
}
.api-desc.tight {
  margin-top: .5rem;
}

/* Footer */
.vp-footer {
  border-top: 1px solid var(--border-color);
  background-color: rgba(15,23,42,0.4);
  margin-top: 3rem;
  padding-top: 2rem;
  padding-bottom: 2rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit,minmax(min(200px,100%),1fr));
  gap: 2rem;
  padding-bottom: 2rem;
}
.footer-brand {
  font-weight: 600;
  font-size: 1rem;
  color: var(--text-primary);
  margin-bottom: .5rem;
  letter-spacing: -.03em;
}
.footer-note {
  font-size: .8rem;
  line-height: 1.4;
  color: var(--text-dim);
  max-width: 240px;
}
.footer-head {
  font-weight: 600;
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--text-primary);
  margin-bottom: .5rem;
}
.footer-link {
  display: block;
  font-size: .8rem;
  line-height: 1.4;
  color: var(--text-dim);
  text-decoration: none;
  margin-bottom: .4rem;
}
.footer-link:hover {
  color: var(--text-primary);
}
.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding-top: 1rem;
  font-size: .7rem;
  color: var(--text-dim);
  text-align: center;
}
.copy {
  color: var(--text-dim);
}

/* Responsiveness tweaks */
@media (min-width: 720px) {
  .api-flex {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 720px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
  .vp-auth {
    margin-left: 0;
  }
}

.modal.hidden {
  display: none;
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.35);
}

.modal-content {
  position: relative;
  z-index: 51;
  max-width: 480px;
  width: 100%;
}

/* --- Admin Layout --- */
body.admin-body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  display: flex;
  height: 100vh;
  background: #f5f5f5;
}

/* wrapper so you don't break non-admin pages */
.admin-layout {
  display: flex;
  width: 100%;
}

/* Sidebar */
.admin-sidebar {
  width: 220px;
  background: #1f2933;
  color: #fff;
  display: flex;
  flex-direction: column;
  padding-top: 20px;
}

.admin-sidebar-title {
  font-size: 18px;
  font-weight: 600;
  padding: 0 18px 12px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  margin-bottom: 8px;
}

.admin-sidebar-nav a {
  color: #cbd2d9;
  text-decoration: none;
  padding: 10px 18px;
  display: block;
  font-size: 14px;
  transition: background 0.15s, color 0.15s;
}

.admin-sidebar-nav a:hover {
  background: #323f4b;
  color: #fff;
}

.admin-sidebar-nav a.active {
  background: #3e4c59;
  color: #fff;
}

/* Main content */
.admin-content {
  flex: 1;
  padding: 24px 32px;
  overflow-y: auto;
}

.admin-content h1 {
  margin-top: 0;
}

/* Simple table styles */
.admin-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 12px;
  background: #fff;
}

.admin-table th,
.admin-table td {
  padding: 8px 10px;
  border-bottom: 1px solid #e5e7eb;
  font-size: 14px;
}

.admin-table th {
  text-align: left;
  background: #f9fafb;
  font-weight: 600;
}

/* Buttons */
.btn-primary {
  background: #2563eb;
  border: none;
  color: #fff;
  padding: 8px 14px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 14px;
}

.btn-primary:hover {
  background: #1d4ed8;
}

/* Card-ish stat boxes */
.analytics-cards {
  margin-top: 16px;
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.analytics-card {
  background: #fff;
  border-radius: 6px;
  padding: 12px 16px;
  min-width: 160px;
}

.analytics-card-label {
  font-size: 12px;
  color: #6b7280;
  margin-bottom: 4px;
}

.analytics-card-value {
  font-size: 18px;
  font-weight: 600;
}