/* ==========================================================================
   ADHEOS Client — Dark UI modernisée
   ========================================================================== */
:root{
  --bg: #0b1118;
  --panel: #101927;
  --panel-2: #0f1520;
  --muted: #2a3648;
  --text: #e6edf3;
  --text-2: #9fb0c5;
  --accent: #2b8cff;
  --accent-2: #5aa5ff;
  --success:#22c55e;
  --danger:#ef4444;
  --warning:#f59e0b;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(0,0,0,.35);
  --font: 'Inter', 'Segoe UI', Roboto, system-ui, -apple-system, sans-serif;
  --speed: .22s;
}

*{ box-sizing: border-box }
html,body{ margin:0; height:100%; background:var(--bg); color:var(--text); font-family:var(--font) }
a{ color:var(--accent); text-decoration:none }
a:hover{ color:var(--accent-2) }

header{
  position: sticky; top:0; z-index:1000;
  background: linear-gradient(180deg, rgba(16,25,39,.9), rgba(16,25,39,.7));
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--muted);
  padding: 12px 16px;
  display:flex; align-items:center; justify-content:space-between;
}
header h1{ margin:0; font-size:1.1rem; display:flex; gap:10px; align-items:center }
header h1 i{ color:var(--accent) }

.navbar{ display:flex; gap:10px; flex-wrap:wrap }
.navbar a{
  color:var(--text); background:transparent; padding:8px 12px; border-radius:10px; border:1px solid transparent;
}
.navbar a:hover{ border-color:var(--muted); background:var(--panel-2); color:var(--accent) }
.navbar a.logout{ border-color:#3a1d20; background:#1a0f12; }
.navbar a.logout:hover{ border-color:#6b1f26; color:#ff8080 }

.wrapper{ max-width:1100px; margin:0 auto; padding:18px }

.card{
  background: var(--panel);
  border:1px solid var(--muted);
  border-radius: var(--radius);
  padding:18px;
  box-shadow: var(--shadow);
  margin-bottom:16px;
}
.card h2{ margin:0 0 10px; color:var(--accent); font-size:1.2rem; display:flex; gap:8px; align-items:center }

.grid-2{ display:grid; grid-template-columns:1fr 1fr; gap:16px }
@media (max-width:800px){ .grid-2{ grid-template-columns:1fr } }

.actions{ display:flex; gap:10px; flex-wrap:wrap; margin-top:12px }

.btn{
  display:inline-flex; align-items:center; gap:8px;
  background: var(--accent); color:#fff; border:none;
  padding:10px 14px; border-radius:12px; cursor:pointer;
  transition: transform var(--speed), background var(--speed), box-shadow var(--speed);
  box-shadow: 0 6px 20px rgba(43,140,255,.25);
}
.btn:hover{ transform: translateY(-2px); background: var(--accent-2) }
.btn:disabled{ opacity:.6; cursor:not-allowed }

.form{ display:grid; gap:10px }
.form-row{ display:flex; gap:10px; flex-wrap:wrap; align-items:center }

label{ color:var(--text-2); font-weight:600 }
input,textarea,select{
  width:100%; border:1px solid var(--muted); background:var(--panel-2);
  color:var(--text); padding:10px 12px; border-radius:12px; outline:none;
  transition: border var(--speed), background var(--speed);
}
input:focus,textarea:focus,select:focus{ border-color:var(--accent) }

.table{ width:100%; border-collapse: collapse }
.table th,.table td{ border:1px solid var(--muted); padding:10px 12px; text-align:left }
.table th{ background: #0f1a2a; color:var(--accent); font-weight:700 }
.table tr:nth-child(even){ background: rgba(255,255,255,.02) }

.alert-danger,.alert-success,.alert-info{
  border:1px solid; border-radius:12px; padding:10px 12px; margin:6px 0; font-weight:600
}
.alert-danger{ border-color:#7a2430; background:#231219; color:#ff9aa8 }
.alert-success{ border-color:#1f6c42; background:#112018; color:#7ee6a7 }
.alert-info{ border-color:#24507a; background:#0f1c2a; color:#96c5ff }

.login-body{ display:flex; align-items:center; justify-content:center; min-height:100vh }
.login-card{
  width:min(440px, 92%); background:var(--panel); border:1px solid var(--muted); border-radius:18px;
  padding:22px; box-shadow: var(--shadow);
}
.login-card h1{ margin:0 0 12px; display:flex; gap:10px; align-items:center; color:var(--accent) }
.hint{ color:var(--text-2); font-size:.95rem }

.chat-box{ display:flex; flex-direction:column; gap:10px; max-height:60vh; overflow:auto; padding-right:4px }
.message{ padding:10px 14px; border-radius:12px; max-width:74%; }
.message.admin{ align-self:flex-start; background:#0f1a2a; border:1px solid #24344b }
.message.client{ align-self:flex-end; background:var(--accent); color:#fff }
.message small{ display:block; opacity:.7; margin-top:4px }