/* Central Platform — Ana Stil | Referans: index.html (light tema) */
:root{--primary:#1e40af;--primary-light:#3b82f6;--primary-bg:#eff6ff;--success:#16a34a;--warning:#d97706;--danger:#dc2626;--bg:#f1f5f9;--card:#fff;--border:#e2e8f0;--text:#1e293b;--text-muted:#64748b;--text-light:#94a3b8;--shadow:0 1px 3px rgba(0,0,0,.06);--radius:8px;--radius-lg:12px}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:'Segoe UI',system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text)}

/* LOGIN */
.login-body{display:flex;align-items:center;justify-content:center;min-height:100vh}
.login-container,.kvkk-container{width:100%;max-width:420px;padding:20px}
.login-card,.kvkk-card{background:var(--card);border-radius:var(--radius-lg);padding:40px 30px;box-shadow:0 4px 20px rgba(0,0,0,.08);border:1px solid var(--border)}
.login-logo{text-align:center;margin-bottom:30px}
.logo-icon{width:64px;height:64px;border-radius:16px;background:var(--primary);color:#fff;font-size:1.5em;font-weight:bold;display:inline-flex;align-items:center;justify-content:center;margin-bottom:12px}
.login-logo h1{font-size:1.4em;color:var(--primary)}
.login-subtitle{color:var(--text-muted);font-size:.85em;margin-top:4px}
.form-group{margin-bottom:16px}
.form-group label{display:block;font-size:.85em;color:var(--text-muted);margin-bottom:6px;font-weight:500}
.form-group input{width:100%;padding:10px 14px;border:1px solid var(--border);border-radius:var(--radius);font-size:.95em;color:var(--text);background:#f8fafc;transition:border .2s}
.form-group input:focus{border-color:var(--primary-light);outline:none;background:#fff}
.btn-primary{width:100%;padding:12px;background:var(--primary);color:#fff;border:none;border-radius:var(--radius);font-size:1em;cursor:pointer;font-weight:600;transition:.2s}
.btn-primary:hover{background:var(--primary-light)}
.btn-primary:disabled{opacity:.5;cursor:not-allowed}
.btn-sm{padding:6px 14px;font-size:.8em;width:auto}
.btn-danger{background:var(--danger)}
.btn-danger:hover{background:#b91c1c}
.btn-outline{background:transparent;color:var(--primary);border:1px solid var(--primary)}
.btn-outline:hover{background:var(--primary-bg)}
.error-msg{background:#fef2f2;color:var(--danger);padding:10px;border-radius:var(--radius);font-size:.85em;margin-bottom:12px;border:1px solid #fecaca}
.login-footer{text-align:center;margin-top:20px;font-size:.75em;color:var(--text-light)}

/* KVKK */
.kvkk-card{max-width:700px}
.kvkk-card h1{color:var(--primary);font-size:1.3em;margin-bottom:8px}
.kvkk-subtitle{color:var(--text-muted);font-size:.85em;margin-bottom:16px}
.kvkk-text{max-height:400px;overflow-y:auto;padding:16px;background:#f8fafc;border:1px solid var(--border);border-radius:var(--radius);font-size:.85em;line-height:1.6;margin-bottom:16px}
.kvkk-text h2,.kvkk-text h3{color:var(--primary);margin:12px 0 6px}
.kvkk-actions{display:flex;flex-direction:column;gap:12px}
.kvkk-checkbox{display:flex;align-items:flex-start;gap:8px;font-size:.85em;cursor:pointer}
.kvkk-checkbox input{margin-top:3px}

/* DASHBOARD LAYOUT */
.dashboard{display:flex;min-height:100vh}
.sidebar{width:240px;background:var(--card);border-right:1px solid var(--border);display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:100}
.sidebar-header{padding:20px;border-bottom:1px solid var(--border)}
.sidebar-header h2{font-size:1em;color:var(--primary)}
.sidebar-header .tenant-name{font-size:.8em;color:var(--text-muted);margin-top:2px}
.sidebar-nav{flex:1;padding:10px 0;overflow-y:auto}
.nav-item{display:flex;align-items:center;gap:10px;padding:10px 20px;color:var(--text-muted);font-size:.85em;cursor:pointer;transition:.15s;border-left:3px solid transparent}
.nav-item:hover{background:var(--bg);color:var(--text)}
.nav-item.active{color:var(--primary);border-left-color:var(--primary);background:var(--primary-bg);font-weight:600}
.nav-item .nav-icon{width:18px;text-align:center}
.sidebar-footer{padding:15px 20px;border-top:1px solid var(--border);font-size:.8em}
.sidebar-footer .user-info{color:var(--text);font-weight:500}
.sidebar-footer .user-role{color:var(--text-muted);font-size:.85em}
.sidebar-footer .logout-btn{color:var(--danger);cursor:pointer;margin-top:8px;display:inline-block}
.sidebar-footer .logout-btn:hover{text-decoration:underline}

/* MAIN CONTENT */
.main-content{margin-left:240px;padding:20px;flex:1}
.page-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}
.page-header h1{font-size:1.4em;color:var(--primary)}
.page-header .last-update{font-size:.8em;color:var(--text-muted)}

/* STATS GRID */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin-bottom:20px}
.stat{background:var(--card);padding:15px;border-radius:var(--radius);text-align:center;border:1px solid var(--border);box-shadow:var(--shadow)}
.stat .num{font-size:2em;font-weight:bold;color:var(--primary)}
.stat .label{font-size:.8em;color:var(--text-muted)}
.stat.warning .num{color:var(--warning)}
.stat.danger .num{color:var(--danger)}
.stat.success .num{color:var(--success)}

/* PANEL / TAB CONTENT */
.panel{display:none;background:var(--card);border-radius:var(--radius-lg);padding:20px;border:1px solid var(--border);box-shadow:var(--shadow)}
.panel.active{display:block}
.panel-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px}
.panel-header h2{font-size:1.1em;color:var(--text)}

/* TABLE */
table{width:100%;border-collapse:collapse;font-size:.85em}
th{background:#f1f5f9;color:var(--primary);padding:10px 8px;text-align:left;position:sticky;top:0;cursor:pointer;user-select:none}
th:hover{background:#e2e8f0}
th .sort-arrow{margin-left:4px;font-size:.7em}
td{padding:8px;border-bottom:1px solid var(--border)}
tr:hover td{background:#f8fafc}
.enabled{color:var(--success)}.disabled{color:var(--danger)}

/* SEARCH */
.search-box{width:100%;padding:10px;background:#f8fafc;border:1px solid var(--border);border-radius:var(--radius);color:var(--text);margin-bottom:15px;font-size:.9em}
.search-box:focus{border-color:var(--primary-light);outline:none}

/* PAGINATION */
.pagination{display:flex;justify-content:space-between;align-items:center;margin-top:15px;font-size:.85em}
.pagination .page-info{color:var(--text-muted)}
.pagination .page-btns{display:flex;gap:5px}
.page-btn{padding:6px 12px;border:1px solid var(--border);border-radius:var(--radius);cursor:pointer;background:var(--card);color:var(--text);font-size:.85em}
.page-btn:hover{border-color:var(--primary-light)}
.page-btn.active{background:var(--primary);color:#fff;border-color:var(--primary)}
.page-btn:disabled{opacity:.4;cursor:not-allowed}

/* BADGES */
.badge{display:inline-block;padding:2px 8px;border-radius:10px;font-size:.75em}
.badge-admin{background:#fef2f2;color:var(--danger);border:1px solid #fecaca}
.badge-group{background:var(--primary-bg);color:var(--primary);border:1px solid #bfdbfe}
.badge-success{background:#f0fdf4;color:var(--success);border:1px solid #bbf7d0}
.badge-warning{background:#fffbeb;color:var(--warning);border:1px solid #fde68a}
.badge-danger{background:#fef2f2;color:var(--danger);border:1px solid #fecaca}

/* ACCESS MATRIX */
.access-matrix td{text-align:center;font-size:.85em;padding:6px 5px}
.access-matrix th{font-size:.85em;padding:6px 5px;white-space:nowrap}
.cell-full{background:#fef2f2;color:var(--danger)}.cell-modify{background:#fffbeb;color:var(--warning)}
.cell-read{background:#f0fdf4;color:var(--success)}.cell-deny{background:var(--danger);color:#fff;font-weight:bold}
.legend{display:flex;gap:15px;margin:10px 0;font-size:.8em;flex-wrap:wrap}
.legend span{display:flex;align-items:center;gap:5px}
.legend-box{width:14px;height:14px;border-radius:3px;display:inline-block}

/* CHART */
.chart-container{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:15px;margin-bottom:15px}
.chart-container h3{font-size:.95em;color:var(--text);margin-bottom:10px}
.chart-row{display:grid;grid-template-columns:1fr 1fr;gap:15px;margin-bottom:15px}

/* CARD GRID */
.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px}
.card{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:15px;transition:.2s;box-shadow:var(--shadow)}
.card:hover{border-color:var(--primary-light);transform:translateY(-2px);box-shadow:0 4px 12px rgba(59,130,246,.12)}
.card .avatar{width:42px;height:42px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.1em;font-weight:bold;margin-bottom:8px}
.card .c-name{font-weight:bold;font-size:.95em}
.card .c-detail{color:var(--text-muted);font-size:.8em;margin-top:4px}
.card.card-disabled{opacity:.45}

/* OU TREE */
.org-node{margin-left:25px;padding:5px 0}
.org-ou{color:#7c3aed;font-weight:bold;font-size:1.05em;cursor:pointer;padding:5px;border-radius:4px;display:flex;align-items:center;gap:8px}
.org-ou:hover{background:var(--bg)}
.org-user{color:var(--text);font-size:.85em;padding:4px 10px;border-left:2px solid var(--border);margin-left:10px}
.org-user.dis{color:var(--text-light);text-decoration:line-through}

/* WARNING */
.warn-item{padding:12px;border-radius:var(--radius);margin-bottom:8px;border-left:4px solid}
.warn-critical{background:#fef2f2;border-color:var(--danger)}
.warn-warning{background:#fffbeb;border-color:var(--warning)}
.warn-info{background:var(--primary-bg);border-color:var(--primary-light)}

/* LOADING */
.loading{text-align:center;padding:40px;color:var(--text-muted)}
.spinner{display:inline-block;width:32px;height:32px;border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* RESPONSIVE */
@media(max-width:768px){
  .sidebar{width:60px}.sidebar .nav-text,.sidebar-header h2,.sidebar-header .tenant-name,.sidebar-footer .user-info,.sidebar-footer .user-role{display:none}
  .sidebar-header{padding:15px 10px}.nav-item{padding:12px;justify-content:center}
  .main-content{margin-left:60px;padding:10px}
  .stats{grid-template-columns:repeat(3,1fr);gap:5px}.stat .num{font-size:1.3em}
  .chart-row{grid-template-columns:1fr}
  .card-grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr))}
}
@media(max-width:480px){.stats{grid-template-columns:repeat(2,1fr)}}