:root{--color-primary: #0D7C7C;--color-primary-light: #10A3A3;--color-primary-dark: #0A5E5E;--color-primary-50: #ECFDF5;--color-primary-100: #D1FAE5;--color-secondary: #1E40AF;--color-accent: #F59E0B;--color-danger: #DC2626;--color-danger-light: #FEE2E2;--color-success: #16A34A;--color-success-light: #DCFCE7;--color-warning: #F59E0B;--color-warning-light: #FEF3C7;--color-bg: #F8FAFC;--color-surface: #FFFFFF;--color-surface-hover: #F1F5F9;--color-border: #E2E8F0;--color-border-light: #F1F5F9;--color-text: #0F172A;--color-text-secondary: #475569;--color-text-muted: #94A3B8;--color-text-inverse: #FFFFFF;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono: "JetBrains Mono", "Fira Code", monospace;--text-xs: .75rem;--text-sm: .875rem;--text-base: 1rem;--text-lg: 1.125rem;--text-xl: 1.25rem;--text-2xl: 1.5rem;--text-3xl: 1.875rem;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-8: 2rem;--space-10: 2.5rem;--space-12: 3rem;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-full: 9999px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .07), 0 2px 4px -1px rgba(0, 0, 0, .04);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .08), 0 4px 6px -2px rgba(0, 0, 0, .03);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 10px 10px -5px rgba(0, 0, 0, .04);--sidebar-width: 260px;--header-height: 64px;--transition-fast: .15s ease;--transition-base: .25s ease}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-sans);color:var(--color-text);background:var(--color-bg);line-height:1.5;min-height:100dvh}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}button{font-family:var(--font-sans);cursor:pointer;border:none;background:none}input,select,textarea{font-family:var(--font-sans);font-size:var(--text-base)}.container{max-width:1280px;margin:0 auto;padding:0 var(--space-6)}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);border:0}.app-layout{display:flex;min-height:100dvh}.sidebar{width:var(--sidebar-width);background:linear-gradient(180deg,#0a5e5e,#0d7c7c,#10a3a3);color:var(--color-text-inverse);display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:100;box-shadow:var(--shadow-lg)}.sidebar-logo{padding:var(--space-6);font-size:var(--text-xl);font-weight:700;border-bottom:1px solid rgba(255,255,255,.15);display:flex;align-items:center;gap:var(--space-3)}.sidebar-logo-icon{width:36px;height:36px;background:#fff3;border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;font-size:var(--text-lg)}.sidebar-nav{flex:1;padding:var(--space-4) 0;overflow-y:auto}.sidebar-link{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-6);color:#ffffffbf;font-size:var(--text-sm);font-weight:500;transition:all var(--transition-fast);border-left:3px solid transparent;text-decoration:none}.sidebar-link:hover{background:#ffffff1a;color:#fff;text-decoration:none}.sidebar-link.active{background:#ffffff26;color:#fff;border-left-color:#fff}.sidebar-section-title{padding:var(--space-6) var(--space-6) var(--space-2);font-size:var(--text-xs);text-transform:uppercase;letter-spacing:.08em;opacity:.5}.main-content{flex:1;margin-left:var(--sidebar-width);min-height:100dvh}.page-header{height:var(--header-height);background:var(--color-surface);border-bottom:1px solid var(--color-border);display:flex;align-items:center;justify-content:space-between;padding:0 var(--space-8);position:sticky;top:0;z-index:50}.page-title{font-size:var(--text-xl);font-weight:600;color:var(--color-text)}.page-subtitle{font-size:var(--text-sm);color:var(--color-text-secondary)}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);padding:var(--space-6);transition:box-shadow var(--transition-fast)}.card:hover{box-shadow:var(--shadow-md)}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-4)}.card-title{font-size:var(--text-lg);font-weight:600}.btn{display:inline-flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-4);font-size:var(--text-sm);font-weight:500;border-radius:var(--radius-md);transition:all var(--transition-fast);line-height:1.5}.btn-primary{background:var(--color-primary);color:var(--color-text-inverse)}.btn-primary:hover{background:var(--color-primary-dark)}.btn-secondary{background:var(--color-surface);color:var(--color-text);border:1px solid var(--color-border)}.btn-secondary:hover{background:var(--color-surface-hover)}.btn-danger{background:var(--color-danger);color:var(--color-text-inverse)}.btn-danger:hover{background:#b91c1c}.btn-sm{padding:var(--space-1) var(--space-3);font-size:var(--text-xs)}.btn-lg{padding:var(--space-3) var(--space-6);font-size:var(--text-base)}.btn-icon{padding:var(--space-2)}.form-group{display:flex;flex-direction:column;gap:var(--space-1);margin-bottom:var(--space-4)}.form-label{font-size:var(--text-sm);font-weight:500;color:var(--color-text-secondary)}.form-input{padding:var(--space-2) var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-md);font-size:var(--text-base);color:var(--color-text);background:var(--color-surface);transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}.form-input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #0d7c7c26}.form-input::placeholder{color:var(--color-text-muted)}.form-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:var(--space-4)}.table-container{overflow-x:auto;border:1px solid var(--color-border);border-radius:var(--radius-lg)}.table{width:100%;border-collapse:collapse}.table th{background:var(--color-bg);font-size:var(--text-xs);font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--color-text-secondary);padding:var(--space-3) var(--space-4);text-align:left;border-bottom:1px solid var(--color-border)}.table td{padding:var(--space-3) var(--space-4);border-bottom:1px solid var(--color-border-light);font-size:var(--text-sm)}.table tr:hover td{background:var(--color-surface-hover)}.table tr:last-child td{border-bottom:none}.badge{display:inline-flex;align-items:center;gap:var(--space-1);padding:2px var(--space-2);font-size:var(--text-xs);font-weight:600;border-radius:var(--radius-full)}.badge-success{background:var(--color-success-light);color:var(--color-success)}.badge-warning{background:var(--color-warning-light);color:#92400e}.badge-danger{background:var(--color-danger-light);color:var(--color-danger)}.badge-primary{background:var(--color-primary-100);color:var(--color-primary-dark)}.badge-neutral{background:var(--color-border-light);color:var(--color-text-secondary)}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:var(--space-4);margin-bottom:var(--space-6)}.stat-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-5);display:flex;align-items:center;gap:var(--space-4)}.stat-icon{width:48px;height:48px;border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;flex-shrink:0}.stat-icon-primary{background:var(--color-primary-100);color:var(--color-primary)}.stat-icon-success{background:var(--color-success-light);color:var(--color-success)}.stat-icon-warning{background:var(--color-warning-light);color:var(--color-warning)}.stat-icon-danger{background:var(--color-danger-light);color:var(--color-danger)}.stat-value{font-size:var(--text-2xl);font-weight:700;line-height:1.2}.stat-label{font-size:var(--text-sm);color:var(--color-text-secondary)}.page-content{padding:var(--space-8)}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fadeIn .3s ease-out}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.skeleton{background:linear-gradient(90deg,var(--color-border-light) 25%,var(--color-border) 50%,var(--color-border-light) 75%);background-size:200% 100%;animation:skeleton-loading 1.5s ease-in-out infinite;border-radius:var(--radius-md)}@keyframes skeleton-loading{0%{background-position:200% 0}to{background-position:-200% 0}}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:200;animation:fadeIn .15s ease-out}.modal{background:var(--color-surface);border-radius:var(--radius-xl);box-shadow:var(--shadow-xl);width:95%;max-width:600px;max-height:90dvh;overflow-y:auto;padding:var(--space-8)}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-6)}.modal-title{font-size:var(--text-xl);font-weight:600}