:root{
  --primary:#0b6e4f; --primary-dark:#064e38; --primary-light:#e7f5ef;
  --accent:#0f9d78; --danger:#dc2626; --danger-light:#fee2e2;
  --warning:#d97706; --warning-light:#fef3c7; --info:#2563eb; --info-light:#dbeafe;
  --text:#111827; --text-muted:#6b7280; --text-faint:#9ca3af;
  --border:#e5e7eb; --bg:#f4f6f8; --card-bg:#ffffff;
  --radius:12px; --radius-sm:8px;
  --shadow-sm:0 1px 3px rgba(16,24,40,.06);
  --shadow:0 2px 10px rgba(16,24,40,.07);
  --shadow-lg:0 10px 30px rgba(16,24,40,.12);
  --sidebar-w:250px;
}
*{box-sizing:border-box}
body{margin:0;font-family:'Inter','Segoe UI',Tahoma,Arial,sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}
a{color:var(--primary);text-decoration:none}
.container{max-width:1200px;margin:0 auto;padding:0 20px}

/* Topbar */
.topbar{background:linear-gradient(135deg,var(--primary-dark),var(--primary));color:#fff;padding:14px 26px;display:flex;justify-content:space-between;align-items:center;box-shadow:var(--shadow);position:sticky;top:0;z-index:20}
.topbar .brand{font-weight:800;font-size:17px;letter-spacing:.2px}
.topbar .brand span{opacity:.85;font-weight:400;font-size:12.5px;display:block;margin-top:1px}
.topbar-right{display:flex;align-items:center;gap:16px;font-size:14px}
.topbar-right a{color:#fff;opacity:.92;font-weight:500}
.topbar-right a:hover{opacity:1;text-decoration:underline}
.badge-role{background:rgba(255,255,255,.16);padding:4px 12px;border-radius:20px;font-size:11.5px;font-weight:700;letter-spacing:.4px;text-transform:uppercase}

/* Layout with sidebar */
.app-layout{display:flex;min-height:calc(100vh - 58px)}
.sidebar{width:var(--sidebar-w);background:#fff;border-right:1px solid var(--border);padding:20px 0;flex-shrink:0}
.sidebar a{display:flex;align-items:center;gap:11px;padding:11px 22px;color:var(--text);font-size:14.5px;font-weight:500;border-left:3px solid transparent;transition:all .15s}
.sidebar a:hover{background:var(--primary-light);color:var(--primary-dark)}
.sidebar a.active{border-left-color:var(--primary);background:var(--primary-light);color:var(--primary-dark);font-weight:700}
.main-content{flex:1;padding:28px 30px;min-width:0}
.main-content h2{font-size:22px;font-weight:800;margin:0 0 20px;color:var(--text)}

/* Cards */
.card{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-sm);margin-bottom:20px;transition:box-shadow .15s}
.card h3{margin-top:0;font-size:16px;font-weight:700}
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:16px;margin-bottom:24px}
.stat-card{background:var(--card-bg);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow-sm);border:1px solid var(--border);border-left:4px solid var(--primary);display:flex;flex-direction:column;gap:6px;transition:transform .15s,box-shadow .15s}
.stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.stat-card .stat-top{display:flex;justify-content:space-between;align-items:flex-start}
.stat-card .stat-icon{font-size:20px;width:38px;height:38px;border-radius:10px;background:var(--primary-light);display:flex;align-items:center;justify-content:center}
.stat-card.c-danger{border-left-color:var(--danger)}
.stat-card.c-danger .stat-icon{background:var(--danger-light)}
.stat-card.c-warning{border-left-color:var(--warning)}
.stat-card.c-warning .stat-icon{background:var(--warning-light)}
.stat-card.c-info{border-left-color:var(--info)}
.stat-card.c-info .stat-icon{background:var(--info-light)}
.stat-card .num{font-size:30px;font-weight:800;color:var(--text);line-height:1}
.stat-card .label{color:var(--text-muted);font-size:13px;font-weight:600}

/* Forms */
label{display:block;font-size:13px;font-weight:700;margin-bottom:6px;color:#374151}
input[type=text],input[type=email],input[type=password],input[type=tel],input[type=date],input[type=time],input[type=number],select,textarea{
  width:100%;padding:11px 13px;border:1.5px solid var(--border);border-radius:var(--radius-sm);font-size:14px;margin-bottom:15px;background:#fff;transition:border-color .15s;font-family:inherit;
}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light)}
.btn{display:inline-block;padding:10px 20px;border-radius:var(--radius-sm);border:none;font-size:14px;font-weight:700;cursor:pointer;text-align:center;transition:all .15s}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 1px 2px rgba(11,110,79,.3)}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px)}
.btn-danger{background:var(--danger);color:#fff}
.btn-danger:hover{background:#b91c1c}
.btn-outline{background:#fff;border:1.5px solid var(--primary);color:var(--primary)}
.btn-outline:hover{background:var(--primary-light)}
.btn-sm{padding:7px 14px;font-size:12.5px}
.btn-block{width:100%}

/* Tables */
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--border)}
th{background:#fafbfc;color:var(--text-muted);font-weight:700;font-size:11.5px;text-transform:uppercase;letter-spacing:.4px}
tr:hover td{background:#fafbfc}
.card table{margin:-4px -4px 0}

/* Status pills */
.pill{padding:4px 11px;border-radius:20px;font-size:12px;font-weight:700;display:inline-block;letter-spacing:.2px}
.pill-pending{background:var(--warning-light);color:#92400e}
.pill-confirmed{background:var(--info-light);color:#1e40af}
.pill-completed{background:#dcfce7;color:#166534}
.pill-cancelled,.pill-rejected{background:var(--danger-light);color:#991b1b}
.pill-ongoing{background:#dcfce7;color:#166534}
.pill-waiting{background:var(--warning-light);color:#92400e}

/* Alerts */
.alert{padding:13px 18px;border-radius:var(--radius-sm);margin-bottom:18px;font-size:14px;font-weight:600;border-left:4px solid transparent}
.alert-success{background:#dcfce7;color:#166534;border-left-color:#16a34a}
.alert-error{background:var(--danger-light);color:#991b1b;border-left-color:var(--danger)}
.alert-info{background:var(--info-light);color:#1e40af;border-left-color:var(--info)}

/* Auth pages */
.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--primary-dark),var(--primary))}
.auth-box{background:#fff;padding:38px;border-radius:16px;width:100%;max-width:420px;box-shadow:var(--shadow-lg)}
.auth-box h2{margin-top:0;color:var(--primary-dark);font-size:20px}
.auth-box .logo{text-align:center;font-weight:800;font-size:20px;color:var(--primary-dark);margin-bottom:6px}

/* Video Consultation Room */
.video-room{background:#111827;min-height:100vh;color:#fff;display:flex;flex-direction:column}
.video-room-header{display:flex;justify-content:space-between;align-items:center;padding:12px 20px;background:#1f2937}
.video-stage{flex:1;position:relative;display:flex;align-items:center;justify-content:center;padding:16px;gap:16px;flex-wrap:wrap}
.video-tile{position:relative;background:#000;border-radius:12px;overflow:hidden;width:min(70vw,900px);aspect-ratio:16/9}
.video-tile video{width:100%;height:100%;object-fit:cover}
.video-tile .tile-label{position:absolute;bottom:10px;left:10px;background:rgba(0,0,0,.55);padding:4px 10px;border-radius:6px;font-size:12px}
.local-tile{position:absolute;bottom:20px;right:20px;width:180px;aspect-ratio:16/9;border-radius:10px;overflow:hidden;border:2px solid #fff;box-shadow:0 4px 20px rgba(0,0,0,.4);z-index:5}
.local-tile video{width:100%;height:100%;object-fit:cover}
.controls-bar{display:flex;justify-content:center;gap:14px;padding:18px;background:#1f2937}
.ctrl-btn{width:52px;height:52px;border-radius:50%;border:none;background:#374151;color:#fff;font-size:18px;cursor:pointer;display:flex;align-items:center;justify-content:center}
.ctrl-btn:hover{background:#4b5563}
.ctrl-btn.off{background:var(--danger)}
.ctrl-btn.end{background:var(--danger)}
.call-timer{font-variant-numeric:tabular-nums;font-size:14px;background:rgba(255,255,255,.1);padding:5px 12px;border-radius:20px}
.conn-status{font-size:12px;padding:4px 10px;border-radius:20px}
.conn-status.connected{background:#065f46}
.conn-status.connecting{background:#92400e}
.conn-status.disconnected{background:#7f1d1d}
.chat-panel{position:fixed;right:0;top:0;bottom:0;width:320px;background:#fff;color:#111;display:flex;flex-direction:column;box-shadow:-4px 0 20px rgba(0,0,0,.2);transform:translateX(100%);transition:transform .25s;z-index:20}
.chat-panel.open{transform:translateX(0)}
.chat-header{padding:14px;background:var(--primary);color:#fff;display:flex;justify-content:space-between;align-items:center}
.chat-messages{flex:1;overflow-y:auto;padding:12px}
.chat-msg{margin-bottom:10px;max-width:85%;padding:8px 12px;border-radius:10px;font-size:13.5px}
.chat-msg.mine{background:var(--primary-light);margin-left:auto}
.chat-msg.theirs{background:#f1f5f9}
.chat-input{display:flex;border-top:1px solid var(--border);padding:10px}
.chat-input input{margin:0;flex:1;border-radius:20px}
.chat-input button{margin-left:8px;border-radius:50%;width:38px;height:38px;background:var(--primary);color:#fff;border:none}
.waiting-screen{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px}
.spinner{width:44px;height:44px;border:4px solid rgba(255,255,255,.2);border-top-color:var(--accent);border-radius:50%;animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

@media(max-width:768px){
  .sidebar{position:fixed;left:-250px;top:56px;bottom:0;z-index:30;transition:left .2s}
  .sidebar.open{left:0}
  .main-content{padding:16px}
  .local-tile{width:110px;bottom:90px;right:12px}
  .chat-panel{width:100%}
}