.modal-backdrop{position:fixed;top:0;left:0;width:100%;height:100%;background-color:#00000080;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;padding:1rem;box-sizing:border-box;animation:fadeIn .2s ease-out}.modal-card{background:var(--card-bg);border-radius:1rem;box-shadow:0 20px 25px -5px #0000001a,0 10px 10px -5px #0000000a;width:100%;max-width:800px;max-height:90vh;overflow-y:auto;position:relative;animation:slideUp .3s ease-out}.modal-card--lg{max-width:800px}.modal-head{display:flex;align-items:center;justify-content:space-between;padding:1.5rem 2rem;border-bottom:1px solid var(--border-color);background:var(--surface-2);border-radius:1rem 1rem 0 0}.modal-head h3{margin:0;font-size:1.25rem;font-weight:600;color:var(--text-color);display:flex;align-items:center;gap:.5rem}.modal-title-icon{font-size:1.5rem}.modal-close-btn{background:none;border:none;font-size:1.25rem;cursor:pointer;color:var(--text-secondary);padding:.5rem;border-radius:9999px;display:flex;align-items:center;justify-content:center;transition:all .2s;line-height:1}.modal-close-btn:hover{background-color:var(--surface-2);color:var(--text-color)}.modal-error{margin:1rem 2rem 0;padding:.75rem 1rem;background-color:#fee2e2;border-left:4px solid #ef4444;color:#b91c1c;border-radius:.375rem;font-size:.875rem}.modal-body{padding:2rem}.form-section{border:none;padding:0;margin:0 0 2rem}.section-title{font-size:1rem;font-weight:600;color:var(--text-color);text-transform:uppercase;letter-spacing:.05em;margin-bottom:1rem;display:block;border-bottom:1px solid var(--border-color);padding-bottom:.5rem;width:100%}.form-group{margin-bottom:1.25rem}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-bottom:.5rem}@media (max-width: 640px){.form-row{grid-template-columns:1fr;gap:.75rem}}.form-group label{display:block;font-size:.875rem;font-weight:500;color:var(--text-color);margin-bottom:.25rem}.required{color:#ef4444;margin-left:2px}.form-input{width:100%;padding:.625rem .875rem;border:1px solid var(--border-color);border-radius:.5rem;font-size:.95rem;line-height:1.5;color:var(--text-color);background-color:var(--card-bg);transition:border-color .15s ease,box-shadow .15s ease;box-sizing:border-box}.form-input:focus{outline:none;border-color:#0fa3a3;box-shadow:0 0 0 3px #0fa3a326}.form-input:disabled{background-color:var(--surface-2);cursor:not-allowed}textarea.form-input{resize:vertical;min-height:80px}.input-hint{display:block;font-size:.75rem;color:var(--text-secondary);margin-top:.25rem}.form-actions{display:flex;gap:1rem;justify-content:flex-end;margin-top:2rem;padding-top:1rem;border-top:1px solid var(--border-color)}.btn{padding:.625rem 1.25rem;border-radius:.5rem;font-size:.95rem;font-weight:500;cursor:pointer;border:none;transition:all .15s ease;display:inline-flex;align-items:center;justify-content:center;gap:.5rem}.btn-primary{background-color:#0fa3a3;color:#fff}.btn-primary:hover:not(:disabled){background-color:#e65a4e}.btn-primary:disabled{background-color:#88c9c5;cursor:not-allowed}.btn-secondary{background-color:var(--card-bg);color:var(--text-color);border:1px solid var(--border-color)}.btn-secondary:hover:not(:disabled){background-color:var(--surface-2);border-color:#9ca3af}.btn-secondary:disabled{opacity:.5;cursor:not-allowed}.spinner{display:inline-block;width:1rem;height:1rem;border:2px solid rgba(255,255,255,.3);border-radius:50%;border-top-color:#fff;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.modal-body{flex:1 1 auto;overflow-y:auto;max-height:60vh;padding:24px}*{scrollbar-width:thin;scrollbar-color:var(--border-color) transparent}*::-webkit-scrollbar{width:6px;height:6px}*::-webkit-scrollbar-track{background:transparent}*::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:999px}*::-webkit-scrollbar-thumb:hover{background:var(--text-muted, #94a3b8)}*::-webkit-scrollbar-corner{background:transparent}:root{--primary-color: #0fa3a3;--primary-hover: #0b7e7e;--primary-light: #5eead4;--secondary-color: #ff6f61;--secondary-hover: #e65a4e;--success-color: #10b981;--success-light: #d1fae5;--warning-color: #f59e0b;--warning-light: #fef3c7;--danger-color: #ef4444;--danger-light: #fee2e2;--info-color: #06b6d4;--info-light: #cffafe;--gold-color: #f59e0b;--gold-light: #fef3c7;--purple-color: #2dd4bf;--purple-light: #e0f5f4;--teal-color: #14b8a6;--teal-light: #ccfbf1;--gray-50: #f9fafb;--gray-100: #f3f4f6;--gray-200: #e5e7eb;--gray-300: #d1d5db;--gray-400: #9ca3af;--gray-500: #6b7280;--gray-600: #4b5563;--gray-700: #374151;--gray-800: #1f2937;--gray-900: #111827;--bg-color: #f8fafc;--text-color: #1e293b;--text-secondary: #64748b;--text-muted: #94a3b8;--card-bg: #ffffff;--surface-2: #f8fafc;--nav-active-bg: #e0f5f4;--border-color: #e5e7eb;--dark-bg-color: #0f172a;--dark-text-color: #f8fafc;--dark-text-secondary: #94a3b8;--dark-text-muted: #64748b;--dark-card-bg: #111827;--dark-border-color: #1f2937;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow: 0 1px 3px 0 rgba(0, 0, 0, .1), 0 1px 2px -1px rgba(0, 0, 0, .1);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -2px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -4px rgba(0, 0, 0, .1);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 8px 10px -6px rgba(0, 0, 0, .1);--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-full: 9999px;--transition-fast: .15s;--transition-base: .2s;--transition-slow: .3s}[data-theme=dark]{--bg-color: var(--dark-bg-color);--text-color: var(--dark-text-color);--text-secondary: var(--dark-text-secondary);--text-muted: var(--dark-text-muted);--card-bg: var(--dark-card-bg);--surface-2: #1b2738;--nav-active-bg: #134e4a;--border-color: var(--dark-border-color);--gray-50: #0f172a;--gray-100: #1b2738;--gray-200: #243044;--gray-300: #334155;--gray-400: #475569;--gray-500: #94a3b8;--gray-600: #cbd5e1;--gray-700: #e2e8f0;--gray-800: #f1f5f9;--gray-900: #f8fafc;--success-light: #064e3b;--danger-light: #7f1d1d;--warning-light: #78350f;--info-light: #155e63;--gold-light: #78350f;--purple-light: #0e3330;--teal-light: #0e3330;--primary-light: #134e4a;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .3);--shadow: 0 1px 3px 0 rgba(0, 0, 0, .4), 0 1px 2px -1px rgba(0, 0, 0, .5);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .4), 0 2px 4px -2px rgba(0, 0, 0, .5);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .4), 0 4px 6px -4px rgba(0, 0, 0, .5);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .4), 0 8px 10px -6px rgba(0, 0, 0, .5)}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif;background-color:var(--bg-color);color:var(--text-color);line-height:1.5}.app-container{min-height:100vh;display:flex;flex-direction:column;min-width:1024px}.app-container{background:linear-gradient(180deg,var(--surface-2) 0%,var(--surface-2) 100%)}.app-container[data-theme=dark]{background:linear-gradient(180deg,#0f172a,#111827)}.app-header{background:linear-gradient(180deg,var(--card-bg) 0%,var(--surface-2) 100%);border-bottom:1px solid var(--border-color)}.app-header[data-theme=dark]{background:linear-gradient(180deg,#0f172a,#111827);border-bottom:1px solid #1f2937}.brand h1{background:linear-gradient(135deg,#0fa3a3,#0b7e7e);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.brand h1[data-theme=dark]{background:linear-gradient(135deg,#5eead4,#2dd4bf);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.user-info{background:linear-gradient(180deg,var(--card-bg) 0%,var(--surface-2) 100%);border:1px solid var(--border-color);box-shadow:0 1px 3px #0000000d}.user-info[data-theme=dark]{background:linear-gradient(180deg,#111827,#0f172a);border:1px solid #1f2937;box-shadow:0 1px 3px #0000004d}.sidebar{background:linear-gradient(180deg,var(--card-bg) 0%,var(--surface-2) 100%);border:1px solid var(--border-color);box-shadow:0 4px 6px -1px #0000000d}.sidebar[data-theme=dark]{background:linear-gradient(180deg,#111827,#0f172a);border:1px solid #1f2937;box-shadow:0 4px 6px -1px #0000004d}.nav-item:hover{background:linear-gradient(180deg,var(--surface-2) 0%,var(--surface-2) 100%);border-left:3px solid #0fa3a3}.nav-item:hover[data-theme=dark]{background:linear-gradient(180deg,#1f2937,#111827);border-left:3px solid #5eead4;color:#f8fafc}.nav-item--active{background:linear-gradient(180deg,#e0f5f4,#ccfbf1);border-left:3px solid #0fa3a3;color:#0fa3a3}.nav-item--active[data-theme=dark]{background:linear-gradient(180deg,#1f2937,#111827);border-left:3px solid #5eead4;color:#5eead4}.main-content{background:linear-gradient(180deg,var(--card-bg) 0%,var(--surface-2) 100%);border:1px solid var(--border-color);box-shadow:0 4px 6px -1px #0000000d}.main-content[data-theme=dark]{background:linear-gradient(180deg,#111827,#0f172a);border:1px solid #1f2937;box-shadow:0 4px 6px -1px #0000004d}.app-header{background:var(--card-bg);border-bottom:1px solid var(--border-color);padding:0;position:sticky;top:0;z-index:50;box-shadow:var(--shadow)}.header-content{max-width:1200px;margin:0 auto;padding:16px 24px;display:flex;justify-content:space-between;align-items:center;min-width:1024px}.brand{display:flex;align-items:center;gap:12px}.brand-icon{font-size:24px}.brand h1{margin:0;font-size:20px;font-weight:700;color:var(--text-color)}.header-actions{display:flex;align-items:center;gap:12px}.user-info{display:flex;align-items:center;gap:8px;padding:8px 12px;border-radius:8px;background-color:var(--surface-2)}.user-name{font-weight:600;font-size:14px}.app-layout{display:grid;grid-template-columns:280px 1fr;gap:24px;padding:24px;max-width:1200px;margin:0 auto;width:100%;flex:1;min-width:1024px;align-items:stretch}.sidebar{background:var(--card-bg);border:1px solid var(--border-color);border-radius:16px;padding:16px;position:sticky;top:100px;max-height:calc(100vh - 124px);overflow-y:auto}.nav-menu{display:flex;flex-direction:column;gap:6px}.nav-item{display:flex;align-items:center;gap:12px;padding:12px 16px;border-radius:12px;border:1px solid transparent;background:none;cursor:pointer;text-align:left;width:100%;transition:all .2s ease;color:var(--text-secondary);font-weight:600;font-size:14px;text-decoration:none}.nav-item:hover{background-color:var(--surface-2);color:var(--text-color);text-decoration:none}.nav-item--active{background-color:var(--nav-active-bg);color:var(--primary-color);border:1px solid var(--primary-color)}.nav-icon{font-size:18px;width:24px;text-align:center}.main-content{background:var(--card-bg);border:1px solid var(--border-color);border-radius:16px;padding:24px;min-width:700px;min-height:0;overflow-y:auto}.dashboard-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px}.card{background:var(--card-bg);border:1px solid var(--border-color);border-radius:16px;padding:20px;box-shadow:var(--shadow);transition:transform .2s ease,box-shadow .2s ease}.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}.metric-card{display:flex;flex-direction:column;gap:12px}.metric-card--blue .metric-icon{color:var(--primary-color)}.metric-card--green .metric-icon{color:var(--success-color)}.metric-card--purple .metric-icon{color:var(--purple-color)}.metric-card--orange .metric-icon,.metric-card--yellow .metric-icon{color:var(--warning-color)}.metric-card--gold .metric-icon{color:var(--gold-color)}.metric-card-header{display:flex;align-items:center;gap:12px}.metric-icon{font-size:24px;width:40px;height:40px;display:flex;align-items:center;justify-content:center;background-color:var(--surface-2);border-radius:12px}.metric-label{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--text-secondary)}.metric-value{font-size:32px;font-weight:800;color:var(--text-color);line-height:1}.metric-subtitle{font-size:14px;color:var(--text-secondary)}.tab-content{display:flex;flex-direction:column;gap:20px}.tab-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.tab-header h2{margin:0;font-size:20px;font-weight:700}.tab-actions{display:flex;align-items:center;gap:12px}.search-filter{position:relative;display:flex;align-items:center}.search-input{padding:10px 40px;border:1px solid var(--border-color);border-radius:12px;font-size:14px;width:280px;transition:all .2s ease}.search-input:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #3b82f61a}.search-icon{position:absolute;left:12px;color:var(--text-secondary);pointer-events:none}.filter-select{padding:10px 12px;border:1px solid var(--border-color);border-radius:12px;font-size:14px;background:var(--card-bg);cursor:pointer}.status-badge{display:inline-flex;align-items:center;padding:4px 8px;border-radius:999px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.05em}.status-badge--sm{font-size:10px;padding:2px 6px}.status-badge--md{font-size:11px;padding:4px 8px}.status-badge--lg{font-size:12px;padding:6px 12px}.status-badge--green{background-color:var(--success-light);color:#047857}.status-badge--red{background-color:var(--danger-light);color:#b91c1c}.status-badge--orange{background-color:var(--warning-light);color:#b45309}.status-badge--blue{background-color:#ccfbf1;color:#e65a4e}.status-badge--purple{background-color:var(--purple-light);color:#0b7e7e}.status-badge--gray{background-color:var(--gray-100);color:var(--text-secondary)}.status-badge--gold{background-color:var(--gold-light);color:#b45309}.status-badge--teal{background-color:var(--teal-light);color:#0f766e}.data-table-container{background:var(--card-bg);border-radius:16px;overflow:hidden;border:1px solid var(--border-color);box-shadow:0 1px 3px #0000000d}.data-table-container[data-theme=dark]{background:#111827;border:1px solid #1f2937;box-shadow:0 1px 3px #0000004d}.data-table{width:100%;border-collapse:collapse}.data-table th{background:linear-gradient(180deg,var(--surface-2) 0%,var(--surface-2) 100%);color:var(--text-secondary);font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;padding:16px;text-align:left;border-bottom:1px solid var(--border-color);position:sticky;top:0;z-index:10}.data-table th[data-theme=dark]{background:linear-gradient(180deg,#111827,#0f172a);color:var(--text-secondary);border-bottom:1px solid #1f2937}.data-table td{padding:16px;border-bottom:1px solid #f8fafc;font-size:14px;vertical-align:middle;transition:background-color .2s ease}.data-table td[data-theme=dark]{border-bottom:1px solid #1f2937;color:#f8fafc}.data-table-row:hover{background:linear-gradient(180deg,var(--surface-2) 0%,var(--surface-2) 100%);cursor:pointer}.data-table-row:hover[data-theme=dark]{background:linear-gradient(180deg,#1f2937,#111827)}.data-table-row:nth-child(2n){background-color:var(--card-bg)}.data-table-row:nth-child(2n)[data-theme=dark]{background-color:#0f172a}.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px}.form-group{display:flex;flex-direction:column;gap:8px}.form-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px}.form-actions{grid-column:1 / -1;display:flex;gap:12px;justify-content:flex-start;margin-top:20px}label{font-size:12px;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em}.form-input{padding:12px 16px;border:1px solid var(--border-color);border-radius:12px;font-size:14px;transition:all .2s ease;background-color:var(--card-bg)}.form-input:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #0fa3a326}.form-input::-moz-placeholder{color:var(--text-secondary)}.form-input::placeholder{color:var(--text-secondary)}.btn{padding:10px 16px;border-radius:12px;border:none;font-weight:600;font-size:14px;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:8px;position:relative;overflow:hidden}.btn:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .5s}.btn:hover:before{left:100%}.btn-primary{background:linear-gradient(135deg,#0fa3a3,#0b7e7e);color:#fff;box-shadow:0 4px 15px #0fa3a34d}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 25px #0fa3a366;background:linear-gradient(135deg,#0d9488,#0a6e6e)}.btn-secondary{background:linear-gradient(135deg,#ff6f61,#e65a4e);color:#fff;box-shadow:0 4px 15px #ff6f614d}.btn-secondary:hover{transform:translateY(-2px);box-shadow:0 8px 25px #ff6f6166;background:linear-gradient(135deg,#e65a4e,#e65a4e)}.btn-danger{background:linear-gradient(135deg,#ef4444,#dc2626);color:#fff;box-shadow:0 4px 15px #ef44444d}.btn-danger:hover{transform:translateY(-2px);box-shadow:0 8px 25px #ef444466;background:linear-gradient(135deg,#dc2626,#b91c1c)}.btn-sm{padding:6px 12px;font-size:12px}.btn-full{width:100%}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important;box-shadow:none!important}.alert{display:flex;align-items:center;gap:12px;padding:12px 16px;border-radius:12px;border:1px solid;margin-bottom:20px}.alert-error{background-color:#fef2f2;border-color:#fecaca;color:#991b1b}.alert-icon{font-size:16px}.alert-message{flex:1;font-weight:600}.alert-close{background:none;border:none;font-size:16px;cursor:pointer;color:#991b1b;padding:4px;border-radius:6px}.alert-close:hover{background-color:#fecaca}.info-banner{background-color:#e0f5f4;border:1px solid #99e6e0;color:#0b7e7e;padding:12px 16px;border-radius:12px;font-size:14px;margin-bottom:20px}.empty-state{text-align:center;padding:40px 20px;color:var(--text-secondary)}.empty-state[data-theme=dark]{background-color:#0f172a;border:1px solid #1f2937;border-radius:16px}.empty-state-icon{font-size:48px;margin-bottom:16px;opacity:.5}.empty-state-icon[data-theme=dark]{color:var(--text-secondary)}.chat-container{display:flex;flex-direction:column;gap:12px;max-height:600px;overflow-y:auto}.chat-container[data-theme=dark]{background-color:#0f172a}.chat-item{background-color:var(--card-bg);border:1px solid var(--border-color);border-radius:16px;padding:16px}.chat-item[data-theme=dark]{background-color:#111827;border-color:#1f2937}.chat-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.chat-user-info{display:flex;flex-direction:column;gap:4px}.chat-timestamp{font-size:12px;color:var(--text-secondary)}.chat-timestamp[data-theme=dark]{color:var(--text-secondary)}.chat-content{margin-bottom:8px;line-height:1.6}.chat-content[data-theme=dark]{color:#f8fafc}.chat-reply-chip{background-color:var(--surface-2);padding:8px 12px;border-radius:12px;font-size:13px;color:var(--text-secondary);margin-bottom:8px;display:inline-block}.chat-reply-chip[data-theme=dark]{background-color:#1f2937;color:var(--text-secondary);border:1px solid #334155}.chat-tags{display:flex;gap:8px}.media-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}.media-grid[data-theme=dark]{background-color:#0f172a}.media-card{background:var(--card-bg);border:1px solid var(--border-color);border-radius:16px;overflow:hidden;box-shadow:var(--shadow)}.media-card[data-theme=dark]{background:#111827;border-color:#1f2937}.media-preview{position:relative;height:160px;background-color:var(--surface-2)}.media-preview[data-theme=dark]{background-color:#1f2937}.media-thumb{width:100%;height:100%;-o-object-fit:cover;object-fit:cover}.media-info{padding:16px}.media-info h4{margin:0 0 8px;font-size:16px;font-weight:700}.media-info h4[data-theme=dark]{color:#f8fafc}.media-meta{display:flex;align-items:center;gap:8px;margin-bottom:12px}.media-date{font-size:12px;color:var(--text-secondary)}.media-date[data-theme=dark]{color:var(--text-secondary)}.media-actions{display:flex;gap:8px}.modal-backdrop{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px}.modal-card{background-color:var(--card-bg);border-radius:16px;box-shadow:var(--shadow-lg);width:100%;max-height:85vh;overflow:hidden;display:flex;flex-direction:column}.modal-card[data-theme=dark]{background-color:#111827;box-shadow:0 20px 40px #00000080}.modal-card--sm{max-width:500px}.modal-card--md{max-width:700px}.modal-card--lg{max-width:900px}.modal-head{padding:20px 24px;border-bottom:1px solid var(--border-color);display:flex;justify-content:space-between;align-items:center}.modal-head[data-theme=dark]{border-bottom:1px solid #1f2937;background:linear-gradient(180deg,#111827,#0f172a)}.modal-head h3{margin:0;font-size:18px;font-weight:700}.modal-head h3[data-theme=dark]{color:#f8fafc}.icon-danger-btn{background:none;border:none;font-size:18px;cursor:pointer;color:var(--danger-color);padding:8px;border-radius:8px;transition:background-color .2s ease}.icon-danger-btn[data-theme=dark]{color:#fca5a5}.icon-danger-btn:hover{background-color:#fef2f2}.icon-danger-btn:hover[data-theme=dark]{background-color:#1f2937}.stats-container{padding:24px}.stats-container h3{margin:0 0 20px;font-size:20px;font-weight:700}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px}.loading-spinner{display:flex;justify-content:center;align-items:center;min-height:50vh;font-size:18px;color:var(--text-secondary)}.auth-container{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#0fa3a3,#0b7e7e);padding:20px}.auth-card{background:var(--card-bg);border-radius:20px;padding:32px;width:100%;max-width:400px;box-shadow:0 20px 40px #0000001a;position:relative;overflow:hidden}.auth-header{text-align:center;margin-bottom:24px}.auth-icon{font-size:48px;margin-bottom:16px;display:block;animation:float 3s ease-in-out infinite}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-5px)}}.auth-title{font-size:24px;font-weight:800;color:var(--text-color);margin:0 0 8px}.auth-subtitle{font-size:14px;color:var(--text-secondary);margin:0}.auth-form{display:flex;flex-direction:column;gap:16px}.auth-input-group{position:relative}.auth-input{width:100%;padding:14px 16px 14px 48px;border:2px solid var(--border-color);border-radius:12px;font-size:16px;transition:all .3s ease;background:var(--card-bg)}.auth-input:focus{outline:none;border-color:#0fa3a3;box-shadow:0 0 0 4px #0fa3a31a}.auth-input::-moz-placeholder{color:var(--text-secondary)}.auth-input::placeholder{color:var(--text-secondary)}.auth-input-icon{position:absolute;left:16px;top:50%;transform:translateY(-50%);font-size:18px;color:var(--text-secondary);pointer-events:none}.auth-remember{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--text-secondary)}.auth-remember input{width:16px;height:16px;accent-color:#0fa3a3}.auth-forgot{font-size:14px;color:#0fa3a3;text-decoration:none;font-weight:600}.auth-forgot:hover{text-decoration:underline}.auth-error{background:#fef2f2;border:1px solid #fecaca;color:#dc2626;padding:12px 16px;border-radius:12px;font-size:14px;font-weight:600;margin-bottom:16px}.auth-submit{width:100%;padding:14px 16px;background:linear-gradient(135deg,#0fa3a3,#0b7e7e);color:#fff;border:none;border-radius:12px;font-size:16px;font-weight:700;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;justify-content:center;gap:8px}.auth-submit:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 10px 20px #0fa3a34d}.auth-submit:disabled{opacity:.6;cursor:not-allowed;transform:none}.auth-submit-spinner{width:20px;height:20px;border:2px solid rgba(255,255,255,.3);border-top:2px solid white;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.auth-footer{text-align:center;margin-top:20px;font-size:12px;color:#1f293799}.app-container.auth-active{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#0fa3a3,#0b7e7e)}@media (max-width: 480px){.auth-card{padding:24px;max-width:100%}.auth-icon{font-size:36px}.auth-title{font-size:20px}.auth-input{font-size:16px}}.form-error{color:#ef4444;font-size:12px;margin-top:4px;font-weight:500;display:flex;align-items:center;gap:6px}.form-error:before{content:"⚠️";font-size:14px}@media (max-width: 1024px){.app-layout{grid-template-columns:1fr;padding:16px}.sidebar{position:relative;top:0;order:2}.main-content{order:1}}@media (max-width: 768px){.app-layout,.main-content{padding:16px}.dashboard-grid{grid-template-columns:repeat(2,1fr)}.form-grid{grid-template-columns:1fr}.search-input{width:100%}.tab-header{flex-direction:column;align-items:flex-start;gap:12px}.media-grid{grid-template-columns:1fr}.modal-card{max-width:100%}}@media (max-width: 480px){.dashboard-grid{grid-template-columns:1fr}.header-content{padding:12px 16px}.brand h1{font-size:18px}.main-content{padding:16px}.tab-actions{width:100%;justify-content:space-between}}