*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;height:100%;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;background:#0f172a;color:#e2e8f0}
a{color:#818cf8;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none}

/* Layout */
.auth-body{display:flex;align-items:center;justify-content:center;min-height:100vh;background:radial-gradient(ellipse at top,#1e293b,#0f172a)}
.auth-card{background:#1e293b;border:1px solid #334155;border-radius:16px;padding:32px;width:100%;max-width:380px}
.auth-logo{text-align:center;margin-bottom:24px}
.auth-logo h1{font-size:22px;margin:12px 0 0}
.auth-logo .badge{background:#6366f1;color:#fff;font-size:11px;padding:2px 8px;border-radius:6px;vertical-align:middle;margin-left:6px}
.auth-form{display:flex;flex-direction:column;gap:14px}
.form-group{display:flex;flex-direction:column;gap:6px}
.form-group label{font-size:12px;color:#94a3b8;text-transform:uppercase;letter-spacing:0.5px}
.form-group input,.form-group select{background:#0f172a;border:1px solid #334155;color:#e2e8f0;padding:10px 12px;border-radius:8px;font-size:14px;outline:none}
.form-group input:focus,.form-group select:focus{border-color:#6366f1}
.auth-error{color:#f87171;font-size:13px;text-align:center}

/* Admin */
.admin-sidebar{position:fixed;inset:0 auto 0 0;width:220px;background:#1e293b;border-right:1px solid #334155;display:flex;flex-direction:column;padding:20px 16px}
.admin-brand{font-size:18px;font-weight:700;margin-bottom:24px}
.admin-brand .badge{background:#6366f1;color:#fff;font-size:10px;padding:2px 8px;border-radius:6px;margin-left:6px}
.admin-nav{display:flex;flex-direction:column;gap:4px;flex:1}
.admin-nav .nav-link{padding:10px 12px;border-radius:8px;color:#94a3b8;font-size:14px}
.admin-nav .nav-link:hover{background:#334155;color:#e2e8f0}
.admin-nav .nav-link.active{background:#6366f1;color:#fff}
.admin-main{margin-left:220px;padding:32px;min-height:100vh}
.admin-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}
.admin-header h1{font-size:28px;margin:0}
.admin-user{font-size:14px;color:#94a3b8}

/* Cards */
.cards-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:16px;margin-bottom:28px}
.card{background:#1e293b;border:1px solid #334155;border-radius:12px;padding:18px}
.card-label{font-size:11px;color:#94a3b8;text-transform:uppercase;letter-spacing:0.5px;margin-bottom:6px}
.card-value{font-size:28px;font-weight:700;color:#e2e8f0}

/* Charts */
.charts-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:20px;margin-bottom:28px}
.chart-box{background:#1e293b;border:1px solid #334155;border-radius:12px;padding:20px}
.chart-box h3{margin:0 0 16px;font-size:16px;color:#94a3b8}

/* Tables */
.table-section h3{margin:0 0 14px;font-size:18px}
.table-wrap{overflow:auto;background:#1e293b;border:1px solid #334155;border-radius:12px}
.admin-table{width:100%;border-collapse:collapse;font-size:13px}
.admin-table th{background:#1e293b;color:#94a3b8;text-align:left;padding:12px 14px;border-bottom:1px solid #334155;white-space:nowrap}
.admin-table td{padding:10px 14px;border-bottom:1px solid #334155;white-space:nowrap}
.admin-table tr:last-child td{border-bottom:none}
.admin-table tr:hover td{background:#334155}
.status-badge{display:inline-block;padding:2px 8px;border-radius:6px;font-size:11px;text-transform:capitalize;font-weight:600}
.status-new{background:#334155;color:#94a3b8}
.status-bekliyor{background:#f59e0b20;color:#f59e0b}
.status-arandi{background:#6366f120;color:#6366f1}
.status-randevu{background:#ec489920;color:#ec4899}
.status-tamamlandi{background:#10b98120;color:#10b981}
.text-center{text-align:center;color:#94a3b8;padding:24px}

/* Filters */
.filters-bar{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:18px}
.filters-bar input,.filters-bar select{background:#1e293b;border:1px solid #334155;color:#e2e8f0;padding:8px 10px;border-radius:8px;font-size:13px}
.filters-bar input:focus,.filters-bar select:focus{border-color:#6366f1;outline:none}
.filters-bar input[type="text"]{min-width:200px}

/* Pagination */
.pagination{display:flex;gap:6px;justify-content:center;margin-top:18px}

/* Buttons */
.btn{padding:8px 14px;border-radius:8px;font-size:13px;font-weight:600;background:#334155;color:#e2e8f0}
.btn:hover{opacity:0.9}
.btn-primary{background:#6366f1;color:#fff}
.btn-ghost{background:transparent;border:1px solid #334155;color:#94a3b8}
.btn-sm{padding:6px 10px;font-size:12px}
.btn-block{width:100%}

/* Modals */
.modal{position:fixed;inset:0;z-index:50;display:flex;align-items:center;justify-content:center}
.modal.hidden{display:none}
.modal-backdrop{position:absolute;inset:0;background:rgba(0,0,0,0.6)}
.modal-content{position:relative;background:#1e293b;border:1px solid #334155;border-radius:16px;padding:24px;width:100%;max-width:420px;z-index:1}
.modal-content h3{margin:0 0 16px}
.modal-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:18px}

/* Misc */
.badge{background:#334155;color:#e2e8f0;font-size:11px;padding:3px 10px;border-radius:6px;font-weight:600}