/* ===================================================
   DentalCare Pro — Main Stylesheet
   Theme: Dark Green Clinic
   =================================================== */
:root {
  --primary:#0F5132;--primary-dark:#0a3d26;--primary-light:#198754;
  --accent:#D1E7DD;--bg:#F8F9FA;--sidebar-w:260px;
  --card-shadow:0 2px 12px rgba(15,81,50,.08);--transition:all .2s ease;
}
*{box-sizing:border-box;}
body{font-family:'Segoe UI',system-ui,sans-serif;background:var(--bg);color:#212529;margin:0;}

/* Sidebar */
.sidebar{position:fixed;top:0;left:0;height:100vh;width:var(--sidebar-w);background:var(--primary);color:#fff;display:flex;flex-direction:column;z-index:1000;overflow-y:auto;transition:var(--transition);}
.sidebar-brand{padding:1.25rem 1.5rem;border-bottom:1px solid rgba(255,255,255,.15);}
.sidebar-brand h5{margin:0;font-weight:700;font-size:1.05rem;color:#fff;}
.sidebar-brand small{color:rgba(255,255,255,.6);font-size:.72rem;}
.sidebar-nav{padding:.5rem 0;flex:1;}
.sidebar-section{padding:.2rem 1.5rem .05rem;font-size:.62rem;text-transform:uppercase;letter-spacing:.08em;color:rgba(255,255,255,.38);margin-top:.5rem;}
.sidebar-link{display:flex;align-items:center;gap:.7rem;padding:.58rem 1.5rem;color:rgba(255,255,255,.8);text-decoration:none;font-size:.85rem;border-left:3px solid transparent;transition:var(--transition);}
.sidebar-link:hover{background:rgba(255,255,255,.1);color:#fff;}
.sidebar-link.active{background:rgba(255,255,255,.15);color:#fff;border-left-color:#7dde9a;font-weight:600;}
.sidebar-link i{width:18px;text-align:center;font-size:.9rem;}
.sidebar-footer{padding:.9rem 1.5rem;border-top:1px solid rgba(255,255,255,.12);font-size:.77rem;color:rgba(255,255,255,.55);}

/* Main */
.main-content{margin-left:var(--sidebar-w);min-height:100vh;display:flex;flex-direction:column;}
.topbar{background:#fff;border-bottom:1px solid #e9ecef;padding:.7rem 1.5rem;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:900;}
.page-title{margin:0;font-size:.95rem;font-weight:600;color:var(--primary);}
.user-avatar{width:34px;height:34px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:.78rem;font-weight:700;}
.page-body{padding:1.5rem;flex:1;}

/* Stat cards */
.stat-card{background:#fff;border-radius:12px;padding:1.2rem 1.4rem;box-shadow:var(--card-shadow);border-left:4px solid var(--primary);height:100%;}
.stat-card.green .stat-icon{background:#D1E7DD;color:#0F5132;}
.stat-card.teal .stat-icon{background:#d2f4ea;color:#20c997;}
.stat-card.blue .stat-icon{background:#cfe2ff;color:#0d6efd;}
.stat-card.orange .stat-icon{background:#ffe5d0;color:#fd7e14;}
.stat-card.red .stat-icon{background:#f8d7da;color:#dc3545;}
.stat-card.purple .stat-icon{background:#e8d8ff;color:#6f42c1;}
.stat-card.green{border-color:#0F5132;}.stat-card.teal{border-color:#20c997;}
.stat-card.blue{border-color:#0d6efd;}.stat-card.orange{border-color:#fd7e14;}
.stat-card.red{border-color:#dc3545;}.stat-card.purple{border-color:#6f42c1;}
.stat-icon{width:46px;height:46px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:1.15rem;flex-shrink:0;}
.stat-label{font-size:.72rem;color:#6c757d;text-transform:uppercase;letter-spacing:.04em;margin-bottom:.1rem;}
.stat-value{font-size:1.65rem;font-weight:700;color:#212529;line-height:1.1;}
.stat-sub{font-size:.72rem;color:#6c757d;margin-top:.15rem;}

/* Cards */
.card{border:0;border-radius:12px;box-shadow:var(--card-shadow);}
.card-header{background:#fff;border-bottom:1px solid #f0f0f0;font-weight:600;padding:.9rem 1.2rem;border-radius:12px 12px 0 0 !important;color:var(--primary);}
.card-title{margin:0;font-size:.9rem;}

/* Tables */
.table th{font-size:.72rem;text-transform:uppercase;letter-spacing:.04em;color:#6c757d;font-weight:600;background:#f8f9fa;border-top:0;}
.table td{vertical-align:middle;font-size:.865rem;}
.table-hover tbody tr:hover{background:#f0f9f4;}

/* Buttons */
.btn-primary{background:var(--primary);border-color:var(--primary);}
.btn-primary:hover{background:var(--primary-dark);border-color:var(--primary-dark);}
.btn-outline-primary{color:var(--primary);border-color:var(--primary);}
.btn-outline-primary:hover{background:var(--primary);border-color:var(--primary);}
.btn-success{background:#198754;border-color:#198754;}

/* Login */
.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--primary) 0%,var(--primary-light) 100%);padding:1rem;}
.login-card{background:#fff;border-radius:16px;padding:2.5rem;width:100%;max-width:420px;box-shadow:0 20px 60px rgba(0,0,0,.2);}
.login-logo{text-align:center;margin-bottom:1.5rem;}
.logo-icon{width:64px;height:64px;background:var(--accent);border-radius:16px;display:inline-flex;align-items:center;justify-content:center;font-size:1.8rem;color:var(--primary);margin-bottom:.75rem;}

/* Patient header */
.patient-header{background:linear-gradient(135deg,var(--primary),var(--primary-light));color:#fff;border-radius:12px;padding:1.4rem 1.75rem;margin-bottom:1.5rem;}
.patient-avatar{width:68px;height:68px;border-radius:50%;background:rgba(255,255,255,.22);display:flex;align-items:center;justify-content:center;font-size:1.7rem;font-weight:700;border:3px solid rgba(255,255,255,.35);flex-shrink:0;}
.patient-badge{display:inline-block;background:rgba(255,255,255,.2);border-radius:20px;padding:.2rem .7rem;font-size:.76rem;margin-top:.2rem;}

/* Tabs */
.nav-tabs .nav-link{color:#6c757d;border:0;border-bottom:2px solid transparent;padding:.7rem 1rem;font-size:.865rem;}
.nav-tabs .nav-link.active{color:var(--primary);border-bottom-color:var(--primary);font-weight:600;background:0;}
.nav-tabs .nav-link:hover{color:var(--primary);}

/* Timeline */
.timeline{position:relative;padding-left:2rem;}
.timeline::before{content:'';position:absolute;left:.5rem;top:0;bottom:0;width:2px;background:#dee2e6;}
.timeline-item{position:relative;margin-bottom:1.2rem;}
.timeline-item::before{content:'';position:absolute;left:-1.65rem;top:.3rem;width:10px;height:10px;border-radius:50%;background:var(--primary);border:2px solid #fff;box-shadow:0 0 0 2px var(--primary);}
.timeline-date{font-size:.72rem;color:#6c757d;margin-bottom:.2rem;}
.timeline-card{background:#fff;border-radius:8px;padding:.7rem 1rem;box-shadow:0 1px 6px rgba(0,0,0,.06);border-left:3px solid var(--primary);}

/* Gallery */
.xray-thumb{border-radius:8px;overflow:hidden;background:#000;aspect-ratio:1;cursor:pointer;position:relative;}
.xray-thumb img{width:100%;height:100%;object-fit:cover;transition:opacity .2s;}
.xray-thumb:hover img{opacity:.82;}
.xray-overlay{position:absolute;bottom:0;left:0;right:0;background:linear-gradient(transparent,rgba(0,0,0,.7));padding:.5rem;color:#fff;font-size:.68rem;opacity:0;transition:opacity .2s;}
.xray-thumb:hover .xray-overlay{opacity:1;}

/* Info rows */
.info-row{display:flex;padding:.45rem 0;border-bottom:1px solid #f8f9fa;font-size:.865rem;}
.info-row:last-child{border:0;}
.info-label{width:160px;font-weight:600;color:#495057;flex-shrink:0;}

/* Misc */
.empty-state{text-align:center;padding:2.5rem 1rem;color:#adb5bd;}
.empty-state i{font-size:2.5rem;display:block;margin-bottom:.75rem;}
.search-live{position:relative;}
.search-results{position:absolute;top:100%;left:0;width:100%;background:#fff;border:1px solid #dee2e6;border-radius:8px;box-shadow:0 8px 24px rgba(0,0,0,.12);z-index:999;max-height:300px;overflow-y:auto;}
.search-result-item{padding:.55rem 1rem;cursor:pointer;border-bottom:1px solid #f0f0f0;font-size:.855rem;}
.search-result-item:hover{background:var(--accent);}
.search-result-item:last-child{border:0;}
.text-primary{color:var(--primary)!important;}
.bg-primary{background:var(--primary)!important;}
.badge{font-size:.68rem;font-weight:600;padding:.28em .55em;}

@media(max-width:768px){
  .sidebar{transform:translateX(-100%);}
  .sidebar.show{transform:translateX(0);}
  .main-content{margin-left:0;}
  .page-body{padding:1rem;}
  .stat-value{font-size:1.3rem;}
}
@media print{
  .sidebar,.topbar,.no-print{display:none!important;}
  .main-content{margin-left:0;}
  .page-body{padding:0;}
}