:root {
  --navy: #f8fafc;
  --navy-2: #e2e8f0;
  --teal: #2563eb;
  --orange: #2563eb;
  --white: #0f172a;
  --muted: #475569;
  --border: rgba(148, 163, 184, 0.42);
  --card-bg: rgba(255, 255, 255, 0.92);
  --input-bg: #ffffff;
}

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

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: "DM Sans", sans-serif;
  background: var(--navy);
  color: var(--white);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 20% -10%, rgba(37, 99, 235, 0.08) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 110%, rgba(59, 130, 246, 0.05) 0%, transparent 55%);
  pointer-events: none;
}

.page {
  position: relative;
  z-index: 1;
  max-width: 1320px;
  margin: 0 auto;
  padding: 28px 20px 48px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand img {
  height: 58px;
  width: auto;
  border-radius: 12px;
}

.eyebrow {
  color: var(--teal);
  font-family: "Syne", sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.title {
  margin: 6px 0 0;
  font-family: "Syne", sans-serif;
  font-size: 1.9rem;
  font-weight: 800;
}

.subtitle {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.home-link {
  color: var(--teal);
  text-decoration: none;
  border: 1px solid rgba(37, 99, 235, 0.25);
  background: rgba(37, 99, 235, 0.08);
  padding: 10px 14px;
  border-radius: 12px;
  font-weight: 600;
}

.session-badge {
  color: var(--muted);
  font-size: 0.8rem;
  padding: 10px 12px;
  border-radius: 12px;
  background: rgba(255,255,255,0.9);
  border: 1px solid var(--border);
}

.nav-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}

.nav-link {
  display: block;
  text-decoration: none;
  color: var(--white);
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 14px 16px;
}

.nav-link.active {
  border-color: rgba(37, 99, 235, 0.35);
  background: rgba(37, 99, 235, 0.08);
}

.nav-link strong {
  display: block;
  font-family: "Syne", sans-serif;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.nav-link span {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 0.8rem;
}

.panel {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 24px;
  backdrop-filter: blur(10px);
}

.panel + .panel {
  margin-top: 20px;
}

.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.toolbar-left,
.toolbar-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.filters-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}

.filter-total {
  color: var(--teal);
  font-family: "Syne", sans-serif;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid rgba(37, 99, 235, 0.18);
  background: rgba(37, 99, 235, 0.06);
}

.search {
  width: min(420px, 100%);
  background: var(--input-bg);
  border: 1px solid var(--border);
  color: var(--white);
  border-radius: 12px;
  padding: 13px 15px;
  font-size: 0.92rem;
}

.search::placeholder {
  color: rgba(148, 163, 184, 0.65);
}

.meta {
  color: var(--muted);
  font-size: 0.85rem;
}

.btn-export {
  border: 1px solid rgba(37, 99, 235, 0.25);
  background: rgba(37, 99, 235, 0.08);
  color: var(--teal);
  border-radius: 12px;
  padding: 12px 16px;
  font-family: "Syne", sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  white-space: nowrap;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.field label {
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.field input,
.field select {
  width: 100%;
  background: var(--input-bg);
  border: 1px solid var(--border);
  color: var(--white);
  border-radius: 12px;
  padding: 13px 15px;
  font-size: 0.92rem;
}

.field select option {
  background: #ffffff;
  color: #0f172a;
}

.actions-row {
  display: flex;
  justify-content: flex-end;
  margin-top: 16px;
}

.btn-primary {
  border: 0;
  border-radius: 12px;
  padding: 12px 18px;
  background: linear-gradient(135deg, #1d4ed8, #2563eb);
  color: #fff;
  font-family: "Syne", sans-serif;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
}

.notice {
  margin-top: 14px;
  font-size: 0.88rem;
  color: var(--muted);
}

.notice.error {
  color: #b91c1c;
}

.notice.success {
  color: #1d4ed8;
}

.table-wrap {
  overflow: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 920px;
}

thead th {
  text-align: left;
  padding: 10px 12px;
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--border);
}

tbody td {
  padding: 12px;
  border-bottom: 1px solid rgba(148, 163, 184, 0.08);
  color: rgba(15, 23, 42, 0.96);
  font-size: 0.88rem;
  vertical-align: top;
}

tbody tr:hover {
  background: rgba(226, 232, 240, 0.55);
}

.mono {
  font-family: "Syne", sans-serif;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
}

.badge.retour {
  background: rgba(37, 99, 235, 0.12);
  color: #1d4ed8;
}

.badge.premier {
  background: rgba(30, 64, 175, 0.12);
  color: #1e40af;
}

.empty {
  padding: 30px 12px;
  text-align: center;
  color: var(--muted);
}

@media (max-width: 700px) {
  .page {
    padding: 20px 12px 36px;
  }

  .topbar,
  .toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .title {
    font-size: 1.5rem;
  }

  .panel {
    padding: 18px;
  }
}