/* Cert'n — shared styles */

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

:root {
  --bg: #0a0a0a;
  --surface: #141414;
  --surface-raised: #191919;
  --border: #262626;
  --border-subtle: #1a1a1a;
  --text: #ffffff;
  --text-2: #d8d8d8;
  --text-3: #989898;
  --accent: #00b4b4;
  --accent-hover: #00cccc;
  --valid: #22c55e;
  --review: #f59e0b;
  --invalid: #ef4444;
  --font-serif: 'Playfair Display', serif;
  --font: 'Inter', sans-serif;
}

html, body {
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: inherit;
  text-decoration: none;
}

/* Wave canvas — fixed behind all content */
#waveCanvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

/* Page wrapper */
.page {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ── Navigation ── */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 52px;
  border-bottom: 1px solid var(--border-subtle);
  flex-shrink: 0;
}

.nav-logo {
  font-weight: 600;
  font-size: 16px;
  letter-spacing: 0.07em;
  color: var(--text);
}

.nav-logo em {
  font-style: normal;
  color: var(--accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-size: 13px;
  color: var(--text-2);
  transition: color 0.15s;
  letter-spacing: 0.01em;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text);
}

.nav-divider {
  width: 1px;
  height: 16px;
  background: var(--border);
}

/* ── Footer ── */
.footer {
  border-top: 1px solid var(--border-subtle);
  padding: 18px 52px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-shrink: 0;
  margin-top: auto;
}

.footer-copy {
  font-size: 12px;
  color: var(--text-3);
}

.footer-links {
  display: flex;
  gap: 22px;
}

.footer-links a {
  font-size: 12px;
  color: var(--text-3);
  transition: color 0.15s;
}

.footer-links a:hover {
  color: var(--text-2);
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.025em;
  padding: 11px 22px;
  cursor: pointer;
  border: none;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
  white-space: nowrap;
  text-decoration: none;
}

.btn-primary {
  background: var(--accent);
  color: #000;
}

.btn-primary:hover {
  background: var(--accent-hover);
}

.btn-outline {
  background: transparent;
  color: var(--text-2);
  border: 1px solid var(--border);
}

.btn-outline:hover {
  color: var(--text);
  border-color: #505050;
}

.btn-full {
  width: 100%;
}

.btn-lg {
  padding: 14px 28px;
  font-size: 14px;
}

/* ── Form elements ── */
.field {
  margin-bottom: 18px;
}

.field-label {
  display: block;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-2);
  margin-bottom: 7px;
  letter-spacing: 0.02em;
}

.field-label .req {
  color: var(--accent);
  margin-left: 1px;
}

.field-input,
.field-select,
.field-textarea {
  width: 100%;
  background: #0f0f0f;
  border: 1px solid var(--border);
  color: var(--text);
  padding: 11px 14px;
  font-size: 14px;
  font-family: var(--font);
  outline: none;
  transition: border-color 0.15s;
  -webkit-appearance: none;
  appearance: none;
}

.field-textarea {
  resize: vertical;
  min-height: 130px;
  line-height: 1.6;
}

.field-input::placeholder,
.field-textarea::placeholder {
  color: var(--text-3);
}

.field-input:focus,
.field-select:focus,
.field-textarea:focus {
  border-color: var(--accent);
}

/* ── Stat strip ── */
.stat-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  margin-bottom: 32px;
}

.stat-cell {
  background: var(--surface);
  padding: 22px 28px;
}

.stat-label {
  font-size: 11px;
  font-weight: 500;
  color: var(--text-3);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.stat-value {
  font-size: 30px;
  font-weight: 300;
  color: var(--text);
  letter-spacing: -0.02em;
  line-height: 1;
}

.stat-sub {
  font-size: 12px;
  color: var(--text-3);
  margin-top: 6px;
}

/* ── Status badges ── */
.badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 600;
  padding: 3px 8px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.badge-valid   { background: rgba(34, 197, 94, 0.1);  color: var(--valid); }
.badge-review  { background: rgba(245, 158, 11, 0.1); color: var(--review); }
.badge-invalid { background: rgba(239, 68, 68, 0.1);  color: var(--invalid); }
.badge-proc    { background: rgba(0, 180, 180, 0.1);  color: var(--accent); }

/* ── Data table ── */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.data-table th {
  text-align: left;
  font-size: 11px;
  font-weight: 500;
  color: var(--text-3);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.data-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-2);
  vertical-align: middle;
}

.data-table td:first-child {
  color: var(--text);
  font-weight: 500;
}

.data-table tr:hover td {
  background: var(--surface);
  cursor: pointer;
}

.data-table tr:last-child td {
  border-bottom: none;
}

/* ── Section container ── */
.section {
  flex: 1;
  max-width: 1280px;
  width: 100%;
  margin: 0 auto;
  padding: 56px 52px;
}

.section-full {
  flex: 1;
  padding: 56px 52px;
}

/* ── Page title row ── */
.page-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 32px;
}

.page-title {
  font-size: 22px;
  font-weight: 400;
  letter-spacing: -0.01em;
}

/* ── Card surface ── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 32px;
}

/* ── Divider ── */
.rule {
  border: none;
  border-top: 1px solid var(--border-subtle);
}