@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Inter:wght@400;500;600;700&display=swap');

:root {
  --navy-950: #081527;
  --navy-900: #0B1E39;
  --navy-800: #14294B;
  --navy-700: #1D3A66;
  --gold-500: #F2B705;
  --gold-600: #D9A400;
  --white: #FFFFFF;
  --gray-50: #F4F6F9;
  --gray-100: #E9ECF2;
  --gray-300: #C7CEDA;
  --gray-600: #5A6478;
  --gray-700: #3C4657;
  --gray-900: #1A2233;
  --danger: #C6404A;
  --danger-bg: #FBE9EA;
  --success: #2E9E6B;
  --success-bg: #E7F6EF;
  --warning: #C68A1E;
  --warning-bg: #FBF1DE;
  --info: #2C6FD1;
  --info-bg: #E8F0FC;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(11,30,57,0.06), 0 4px 14px rgba(11,30,57,0.06);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--gray-50);
  color: var(--gray-900);
  font-family: 'Inter', -apple-system, sans-serif;
  font-size: 15px;
  line-height: 1.5;
}

h1, h2, h3, h4 {
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-weight: 700;
  color: var(--navy-900);
  margin: 0 0 0.5em;
}

a { color: var(--navy-700); text-decoration: none; }
a:hover { text-decoration: underline; }

.app-shell {
  display: flex;
  min-height: 100vh;
}

/* ---------- Sidebar ---------- */
.sidebar {
  width: 240px;
  flex-shrink: 0;
  background: var(--navy-950);
  color: var(--white);
  display: flex;
  flex-direction: column;
  padding: 0 0 20px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 22px 20px 18px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.brand-mark {
  display: grid;
  grid-template-columns: repeat(2, 9px);
  grid-template-rows: repeat(2, 9px);
  gap: 3px;
  flex-shrink: 0;
}
.brand-mark span {
  background: var(--gold-500);
  border-radius: 2px;
}

.brand-text {
  line-height: 1.15;
}
.brand-text strong {
  display: block;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 15px;
  letter-spacing: 0.02em;
}
.brand-text small {
  color: var(--gray-300);
  font-size: 11px;
}

.nav-group {
  margin-top: 18px;
  padding: 0 12px;
}
.nav-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gray-300);
  padding: 6px 12px;
  opacity: 0.7;
}
.nav-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: 8px;
  color: var(--gray-100);
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 2px;
}
.nav-link:hover {
  background: rgba(255,255,255,0.06);
  text-decoration: none;
}
.nav-link.active {
  background: var(--navy-800);
  color: var(--white);
  box-shadow: inset 3px 0 0 var(--gold-500);
}
.nav-badge {
  margin-left: auto;
  background: var(--gold-500);
  color: var(--navy-950);
  font-size: 11px;
  font-weight: 700;
  padding: 1px 7px;
  border-radius: 20px;
}

.sidebar-footer {
  margin-top: auto;
  padding: 14px 20px 0;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.sidebar-user {
  font-size: 13px;
  color: var(--gray-300);
  margin-bottom: 10px;
}
.sidebar-user strong { color: var(--white); display: block; font-size: 14px; }

.btn-logout {
  width: 100%;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.18);
  color: var(--gray-100);
  border-radius: 8px;
  padding: 8px;
  font-size: 13px;
  cursor: pointer;
}
.btn-logout:hover { border-color: var(--gold-500); color: var(--gold-500); }

/* ---------- Main content ---------- */
.main {
  flex: 1;
  min-width: 0;
  padding: 28px 36px 60px;
}

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  gap: 16px;
  flex-wrap: wrap;
}
.page-header p {
  color: var(--gray-600);
  margin: 4px 0 0;
}

.gold-rule {
  width: 46px;
  height: 4px;
  background: var(--gold-500);
  border-radius: 2px;
  margin-bottom: 14px;
}

/* ---------- Cards / stats ---------- */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}
.stat-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px 20px;
  border-top: 3px solid var(--gold-500);
}
.stat-card .value {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 30px;
  font-weight: 700;
  color: var(--navy-900);
}
.stat-card .label {
  color: var(--gray-600);
  font-size: 13px;
  margin-top: 2px;
}

.card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px 24px;
  margin-bottom: 22px;
}
.card h3 {
  font-size: 16px;
  margin-bottom: 14px;
}

/* ---------- Tables ---------- */
table {
  width: 100%;
  border-collapse: collapse;
}
th, td {
  text-align: left;
  padding: 11px 12px;
  border-bottom: 1px solid var(--gray-100);
  font-size: 14px;
}
th {
  color: var(--gray-600);
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
tr:last-child td { border-bottom: none; }
.table-actions { display: flex; gap: 10px; }
.table-empty {
  color: var(--gray-600);
  padding: 30px 0;
  text-align: center;
}

/* ---------- Badges ---------- */
.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
}
.badge-ouvert, .badge-planifiee { background: var(--info-bg); color: var(--info); }
.badge-en_cours { background: var(--warning-bg); color: var(--warning); }
.badge-resolu, .badge-terminee { background: var(--success-bg); color: var(--success); }
.badge-ferme { background: var(--gray-100); color: var(--gray-600); }
.badge-low { background: var(--danger-bg); color: var(--danger); }
.badge-ok { background: var(--success-bg); color: var(--success); }
.badge-urgente { background: var(--danger-bg); color: var(--danger); }
.badge-haute { background: var(--warning-bg); color: var(--warning); }
.badge-normale { background: var(--info-bg); color: var(--info); }
.badge-basse { background: var(--gray-100); color: var(--gray-600); }
.badge-brouillon { background: var(--gray-100); color: var(--gray-600); }
.badge-envoye, .badge-envoyee { background: var(--info-bg); color: var(--info); }
.badge-accepte, .badge-payee { background: var(--success-bg); color: var(--success); }
.badge-refuse, .badge-annulee { background: var(--danger-bg); color: var(--danger); }
.badge-en_retard { background: var(--warning-bg); color: var(--warning); }

/* ---------- Devis / factures ---------- */
.items-table input { padding: 7px 9px; font-size: 13px; }
.items-table td { padding: 6px; vertical-align: top; }
.items-table .col-desc { width: 50%; }
.items-table .col-qty, .items-table .col-price, .items-table .col-total { width: 14%; }
.items-table .col-actions { width: 8%; text-align: right; }
.line-total { padding: 9px 0; font-size: 14px; color: var(--gray-700); }
.totals-box {
  margin-top: 18px;
  margin-left: auto;
  width: 100%;
  max-width: 320px;
}
.totals-box .row {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  font-size: 14px;
  color: var(--gray-700);
}
.totals-box .row.total {
  border-top: 1px solid var(--gray-100);
  margin-top: 4px;
  padding-top: 12px;
  font-size: 18px;
  font-weight: 700;
  color: var(--navy-900);
}

.document-header {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 26px;
  flex-wrap: wrap;
}
.document-header .doc-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 22px;
  font-weight: 700;
  color: var(--navy-900);
}
.document-header .doc-number { color: var(--gray-600); font-size: 14px; margin-top: 2px; }
.document-parties {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 24px;
}
.document-parties .block {
  background: var(--gray-50);
  border-radius: var(--radius);
  padding: 16px 18px;
}
.document-parties h4 { font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; color: var(--gray-600); margin-bottom: 8px; }
.document-parties p { margin: 0 0 2px; font-size: 14px; }
.status-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 18px; }

@media print {
  .sidebar, .page-header .btn, .status-actions, .no-print { display: none !important; }
  .app-shell { display: block; }
  .main { padding: 0; }
  body { background: var(--white); }
  .card { box-shadow: none; padding: 0; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 16px;
  border-radius: 8px;
  border: none;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
}
.btn-primary { background: var(--navy-900); color: var(--white); }
.btn-primary:hover { background: var(--navy-800); text-decoration: none; }
.btn-gold { background: var(--gold-500); color: var(--navy-950); }
.btn-gold:hover { background: var(--gold-600); text-decoration: none; }
.btn-outline { background: transparent; color: var(--navy-900); border: 1px solid var(--gray-300); }
.btn-outline:hover { border-color: var(--navy-900); text-decoration: none; }
.btn-danger { background: transparent; color: var(--danger); border: 1px solid var(--danger-bg); }
.btn-danger:hover { background: var(--danger-bg); text-decoration: none; }
.btn-sm { padding: 6px 12px; font-size: 13px; }

/* ---------- Forms ---------- */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-grid .full { grid-column: 1 / -1; }
label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: 6px;
}
input, select, textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--gray-300);
  border-radius: 8px;
  font-size: 14px;
  font-family: inherit;
  background: var(--white);
  color: var(--gray-900);
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--navy-700);
  box-shadow: 0 0 0 3px rgba(29,58,102,0.12);
}
.field { margin-bottom: 16px; }
.form-actions {
  display: flex;
  gap: 10px;
  margin-top: 6px;
}
.hint { color: var(--gray-600); font-size: 12px; margin-top: 4px; }

.alert {
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 14px;
  margin-bottom: 18px;
}
.alert-error { background: var(--danger-bg); color: var(--danger); }
.alert-success { background: var(--success-bg); color: var(--success); }

/* ---------- Auth pages ---------- */
.auth-shell {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--navy-950);
  background-image: radial-gradient(circle at 20% 20%, rgba(242,183,5,0.08), transparent 40%),
                     radial-gradient(circle at 80% 80%, rgba(29,58,102,0.5), transparent 45%);
  padding: 20px;
}
.auth-card {
  width: 100%;
  max-width: 420px;
  background: var(--white);
  border-radius: 14px;
  padding: 36px 34px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.35);
}
.auth-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 22px;
}
.auth-brand .brand-mark span { background: var(--navy-900); }
.auth-brand strong {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 18px;
  color: var(--navy-900);
}
.auth-brand small { color: var(--gray-600); font-size: 12px; display: block; }
.auth-footer {
  text-align: center;
  margin-top: 18px;
  font-size: 13px;
  color: var(--gray-600);
}

/* ---------- Ticket thread ---------- */
.thread { display: flex; flex-direction: column; gap: 14px; margin-bottom: 22px; }
.msg {
  max-width: 78%;
  padding: 12px 16px;
  border-radius: 12px;
  font-size: 14px;
}
.msg-meta {
  font-size: 11px;
  color: var(--gray-600);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.msg-admin { align-self: flex-start; background: var(--gray-100); border-bottom-left-radius: 2px; }
.msg-client { align-self: flex-end; background: var(--navy-900); color: var(--white); border-bottom-right-radius: 2px; }
.msg-client .msg-meta { color: rgba(255,255,255,0.65); }

.empty-state {
  text-align: center;
  padding: 50px 20px;
  color: var(--gray-600);
}
.empty-state h3 { color: var(--navy-900); }

@media (max-width: 780px) {
  .app-shell { flex-direction: column; }
  .sidebar { width: 100%; flex-direction: row; align-items: center; overflow-x: auto; padding: 10px 12px; }
  .brand { border-bottom: none; padding: 6px 10px; }
  .sidebar-footer { display: none; }
  .nav-group { display: flex; margin-top: 0; gap: 4px; padding: 0; }
  .nav-label { display: none; }
  .main { padding: 20px 16px 40px; }
  .form-grid { grid-template-columns: 1fr; }
}