:root{--primary:#1a1a2e;--primary-light:#16213e;--accent:#4f46e5;--accent-hover:#4338ca;--accent-glow:#4f46e51f;--surface:#fff;--surface-alt:#f8fafc;--border:#e5e7eb;--border-light:#f3f4f6;--text:#111827;--text-secondary:#6b7280;--text-muted:#9ca3af;--sidebar-bg:#1a1a2e;--sidebar-hover:#252542;--sidebar-active:#4f46e533;--sidebar-text:#d1d5db;--sidebar-text-bright:#fff;--danger:#ef4444;--success:#10b981;--warning:#f59e0b;--radius:14px;--radius-lg:18px;--radius-xl:24px;--shadow-sm:0 1px 2px #0000000d;--shadow-md:0 4px 6px #00000012;--shadow-lg:0 10px 40px #0000001a;--gradient-primary:linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);--gradient-surface:linear-gradient(180deg, #fff 0%, #f8fafc 100%)}.app{background:var(--surface);flex-direction:column;min-height:100vh;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;display:flex}[dir=rtl] .app{font-family:Cairo,Tahoma,Arial,sans-serif}.header{background:var(--primary);color:#fff;z-index:100;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid #ffffff14;justify-content:space-between;align-items:center;height:72px;padding:0 32px;display:flex;position:sticky;top:0}.header-right{align-items:center;gap:24px;display:flex}.logo{align-items:center;gap:16px;display:flex}.logo-icon{filter:drop-shadow(0 2px 8px #0000004d);font-size:2rem}.logo-title{letter-spacing:-.03em;font-size:1.25rem;font-weight:700}.logo-subtitle{opacity:.6;letter-spacing:.02em;margin-top:2px;font-size:.75rem;font-weight:500}.header-left{align-items:center;gap:12px;display:flex}.lang-switcher{background:#ffffff14;border-radius:12px;gap:4px;padding:4px;display:flex}.lang-btn.active{background:var(--gradient-primary);color:#fff;box-shadow:0 4px 12px #4f46e566}.hero{text-align:center;background:var(--gradient-surface);flex-direction:column;flex:1;justify-content:center;align-items:center;padding:80px 24px 60px;display:flex}.hero-content{max-width:700px;margin-bottom:56px}.hero-title{color:var(--primary);letter-spacing:-.04em;margin-bottom:20px;font-size:2.75rem;font-weight:800;line-height:1.2}.hero-subtitle{color:var(--text-secondary);margin-bottom:40px;font-size:1.15rem;line-height:1.7}.cta-button{background:var(--gradient-primary);color:#fff;cursor:pointer;border:none;border-radius:50px;align-items:center;gap:12px;padding:18px 48px;font-size:1.1rem;font-weight:600;transition:all .3s cubic-bezier(.4,0,.2,1);display:inline-flex;box-shadow:0 4px 20px #4f46e559}.cta-button:hover{transform:translateY(-3px);box-shadow:0 8px 35px #4f46e573}.cta-icon{font-size:1.3rem}.features{flex-wrap:wrap;justify-content:center;gap:20px;max-width:860px;display:flex}.feature-card{border-radius:var(--radius-lg);text-align:center;border:1px solid var(--border);background:#fff;width:260px;padding:32px 28px;transition:all .3s cubic-bezier(.4,0,.2,1)}.feature-card:hover{box-shadow:var(--shadow-lg);border-color:var(--accent);transform:translateY(-6px)}.feature-icon{margin-bottom:16px;font-size:2.25rem;display:block}.feature-card h3{color:var(--primary);margin-bottom:10px;font-size:1.05rem;font-weight:700}.feature-card p{color:var(--text-secondary);font-size:.88rem;line-height:1.6}.modal-overlay{z-index:9999;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#0f172a99;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modal{border-radius:var(--radius-xl);text-align:center;width:90%;max-width:440px;box-shadow:var(--shadow-lg);background:#fff;padding:40px 36px}.modal h2{color:var(--primary);margin-bottom:10px;font-size:1.35rem;font-weight:700}.modal p{color:var(--text-secondary);margin-bottom:24px;font-size:.95rem;line-height:1.6}.modal-input{border:2px solid var(--border);border-radius:var(--radius);text-align:center;direction:ltr;outline:none;width:100%;padding:16px 18px;font-family:inherit;font-size:.95rem;transition:all .25s}.modal-input:focus{border-color:var(--accent);box-shadow:0 0 0 4px var(--accent-glow)}.modal-buttons{justify-content:center;gap:12px;margin-top:20px;display:flex}.btn-primary{background:var(--gradient-primary);color:#fff;border-radius:var(--radius);cursor:pointer;border:none;padding:14px 36px;font-size:.95rem;font-weight:600;transition:all .25s}.btn-primary:hover{box-shadow:0 4px 12px #4f46e559}.btn-secondary{background:var(--surface-alt);color:var(--text-secondary);border:1px solid var(--border);border-radius:var(--radius);cursor:pointer;padding:14px 36px;font-size:.95rem;font-weight:600;transition:all .25s}.btn-secondary:hover{background:var(--border)}.api-link{color:var(--accent);margin-top:16px;font-size:.82rem;text-decoration:none;display:inline-block}.api-link:hover{text-decoration:underline}.chat-page-layout{flex-direction:column;height:100vh;overflow:hidden}.chat-header{flex-shrink:0}.chat-content-wrapper{flex-direction:row;flex:1;display:flex;overflow:hidden}.chat-sidebar{background:var(--sidebar-bg);color:var(--sidebar-text);border-inline-end:1px solid #ffffff14;flex-direction:column;flex-shrink:0;transition:width .3s cubic-bezier(.4,0,.2,1);display:flex;overflow:hidden}.chat-sidebar.open{width:320px}.chat-sidebar.closed{width:70px}.sidebar-header{border-bottom:1px solid #ffffff14;justify-content:space-between;align-items:center;min-height:72px;padding:20px 18px;display:flex}.sidebar-logo{white-space:nowrap;align-items:center;gap:12px;font-size:.95rem;display:flex;overflow:hidden}.sidebar-logo span:first-child{background:var(--accent);border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;font-size:1.5rem;display:flex;box-shadow:0 2px 8px #3b82f64d}.sidebar-title{color:var(--sidebar-text-bright);letter-spacing:-.01em;font-weight:700}.sidebar-toggle{color:var(--text-muted);cursor:pointer;background:0 0;border:none;border-radius:8px;padding:6px 10px;font-size:.9rem;transition:all .2s}.sidebar-toggle:hover{color:#fff;background:#ffffff14}.new-chat-btn{background:var(--gradient-primary);color:#fff;border-radius:var(--radius);cursor:pointer;white-space:nowrap;border:none;align-items:center;gap:12px;margin:16px 16px 10px;padding:14px 20px;font-size:.9rem;font-weight:600;transition:all .25s cubic-bezier(.4,0,.2,1);display:flex;box-shadow:0 4px 14px #4f46e54d}.new-chat-btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px #4f46e566}.new-chat-btn span:first-child{background:#fff3;border-radius:6px;justify-content:center;align-items:center;width:22px;height:22px;font-size:.85rem;font-weight:700;display:flex}.sidebar-conversations{flex:1;padding:6px 10px;overflow-y:auto}.sidebar-conversations::-webkit-scrollbar{width:3px}.sidebar-conversations::-webkit-scrollbar-track{background:0 0}.sidebar-conversations::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:3px}.archive-toggle{gap:8px;margin-bottom:12px;padding:0 4px;display:flex}.archive-tab{color:var(--text-muted);cursor:pointer;background:#ffffff0a;border:none;border-radius:8px;flex:1;padding:8px 12px;font-size:.8rem;transition:all .2s}.archive-tab:hover{background:#ffffff14}.archive-tab.active{background:var(--accent);color:#fff}.no-conversations{text-align:center;color:var(--text-muted);padding:32px 12px;font-size:.82rem;line-height:1.6}.conv-item{cursor:pointer;border-radius:12px;align-items:center;gap:12px;margin-bottom:3px;padding:12px 16px;transition:all .2s;display:flex;position:relative;overflow:hidden}.conv-item:hover{background:var(--sidebar-hover)}.conv-item.active{background:var(--sidebar-active);border-inline-start:3px solid var(--accent)}.conv-icon{background:#ffffff0a;border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;font-size:.9rem;display:flex}.conv-title{white-space:nowrap;text-overflow:ellipsis;color:var(--sidebar-text);flex:1;font-size:.85rem;overflow:hidden}.conv-item.active .conv-title{color:var(--sidebar-text-bright);font-weight:600}.conv-actions{opacity:0;gap:4px;transition:opacity .15s;display:flex}.conv-item:hover .conv-actions{opacity:1}.conv-rename,.conv-delete,.conv-save,.conv-cancel{color:var(--text-muted);cursor:pointer;background:0 0;border:none;border-radius:6px;padding:4px 8px;font-size:.75rem;transition:all .15s}.conv-rename:hover{color:var(--accent);background:#4f46e51a}.conv-archive:hover{color:#f59e0b;background:#f59e0b1a}.conv-unarchive:hover{color:#10b981;background:#10b9811a}.conv-delete:hover{color:var(--danger);background:#ef44441a}.conv-save:hover{color:#10b981;background:#10b9811a}.conv-cancel:hover{color:var(--danger);background:#ef44441a}.conv-edit-input{border:1px solid var(--accent);background:var(--surface);color:var(--text);border-radius:6px;outline:none;flex:1;padding:4px 8px;font-size:.85rem}.conv-edit-input:focus{border-color:var(--accent);box-shadow:0 0 0 2px #4f46e51a}.sidebar-footer{border-top:1px solid #ffffff0f;padding:12px 14px}.back-home-btn{width:100%;color:var(--sidebar-text);cursor:pointer;white-space:nowrap;background:#ffffff0a;border:none;border-radius:10px;align-items:center;gap:10px;padding:11px 16px;font-size:.88rem;transition:all .2s;display:flex}.back-home-btn:hover{color:#fff;background:#ffffff14}.chat-main{background:var(--surface);flex-direction:column;flex:1;min-width:0;display:flex;position:relative}.chat-main.dragging{background:#4f46e50d}.chat-main.dragging:after{content:"📎 Drop files here";color:var(--accent);z-index:100;pointer-events:none;background:#fffffff2;border-radius:12px;padding:20px 40px;font-size:1.5rem;font-weight:600;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);box-shadow:0 8px 24px #4f46e533}.chat-top-bar{border-bottom:1px solid var(--border);background:#fff;justify-content:space-between;align-items:center;min-height:64px;padding:16px 28px;display:flex}.chat-top-bar h3{color:var(--primary);font-size:.95rem;font-weight:600}.mobile-sidebar-toggle{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;font-size:1.2rem;display:none}.api-key-btn-chat{background:var(--surface-alt);border:1px solid var(--border);cursor:pointer;border-radius:10px;padding:7px 12px;font-size:.95rem;transition:all .2s}.api-key-btn-chat:hover{background:var(--border)}.chat-messages{flex-direction:column;flex:1;gap:20px;padding:24px;display:flex;overflow-y:auto}.chat-messages::-webkit-scrollbar{width:5px}.chat-messages::-webkit-scrollbar-track{background:0 0}.chat-messages::-webkit-scrollbar-thumb{background:var(--border);border-radius:5px}.welcome-message{text-align:center;color:var(--text-secondary);padding:100px 24px 60px}.welcome-icon{filter:drop-shadow(0 4px 12px #0000001a);margin-bottom:24px;font-size:4rem;display:block}.welcome-message h4{color:var(--primary);margin-bottom:12px;font-size:1.6rem;font-weight:700}.welcome-message p{margin-bottom:32px;max-width:520px;margin-inline:auto;font-size:1rem;line-height:1.7}.quick-prompts{flex-wrap:wrap;justify-content:center;gap:10px;max-width:640px;margin:0 auto;display:flex}.quick-prompts button{border:1px solid var(--border);color:var(--accent);cursor:pointer;background:#fff;border-radius:28px;padding:12px 24px;font-size:.88rem;font-weight:500;transition:all .25s cubic-bezier(.4,0,.2,1)}.quick-prompts button:hover{background:var(--accent-glow);border-color:var(--accent);transform:translateY(-1px);box-shadow:0 4px 12px #4f46e526}.message{gap:14px;max-width:82%;animation:.3s cubic-bezier(.4,0,.2,1) msgIn;display:flex}@keyframes msgIn{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.message-user{flex-direction:row;align-self:flex-start}.message-assistant{flex-direction:row-reverse;align-self:flex-end}.message-content{border-radius:var(--radius-lg);word-wrap:break-word;overflow-wrap:break-word;max-width:100%;padding:18px 22px}.message-user .message-content{background:var(--gradient-primary);color:#fff;border-bottom-right-radius:6px;box-shadow:0 4px 12px #4f46e540}.message-assistant .message-content{color:var(--text);border:1px solid var(--border);box-shadow:var(--shadow-md);background:#fff;border-bottom-left-radius:6px}.message-error .message-content{border-color:var(--danger)!important;color:var(--danger)!important;background:#fef2f2!important}.message-text{font-size:.92rem;line-height:1.8}.message-text code{background:#0000000d;border-radius:5px;padding:2px 7px;font-size:.84rem}.message-user .message-text code{background:#ffffff2e}.message-role{background:var(--surface-alt);border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;margin-top:4px;font-size:1.5rem;display:flex}.message-user .message-role{background:var(--accent-glow)}.message-files{flex-wrap:wrap;gap:6px;margin-bottom:8px;display:flex}.file-badge{background:#ffffff2e;border-radius:12px;padding:4px 10px;font-size:.78rem}.md-table-wrapper{border-radius:var(--radius);border:1px solid var(--border);margin:16px 0;overflow-x:auto}.md-table{border-collapse:collapse;width:100%;font-size:.84rem;line-height:1.5}.md-table thead th{background:var(--surface-alt);color:var(--text-secondary);text-align:start;white-space:nowrap;border-bottom:2px solid var(--border);text-transform:uppercase;letter-spacing:.04em;padding:10px 14px;font-size:.78rem;font-weight:700}.md-table tbody td{border-bottom:1px solid var(--border-light);color:var(--text);vertical-align:top;padding:10px 14px}.md-table tbody tr:last-child td{border-bottom:none}.md-table tbody tr:hover{background:var(--surface-alt)}.md-table code,.md-table .inline-code{background:var(--surface-alt);border-radius:4px;padding:2px 6px;font-family:Consolas,monospace;font-size:.82rem}.message-user .md-table thead th{color:#fff;background:#ffffff1f;border-bottom-color:#fff3}.message-user .md-table tbody td{color:#fff;border-bottom-color:#ffffff14}.message-user .md-table,.message-user .md-table-wrapper{border-color:#ffffff26}.message-user .md-table tbody tr:hover{background:#ffffff0f}.code-block{border-radius:var(--radius);background:#0f172a;border:1px solid #1e293b;margin:14px 0;overflow:hidden}.code-header{color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;background:#1e293b;justify-content:space-between;align-items:center;padding:8px 16px;font-size:.76rem;font-weight:600;display:flex}.code-block pre{margin:0;padding:16px;overflow-x:auto}.code-block code{color:#e2e8f0;font-family:Consolas,Fira Code,monospace;font-size:.84rem;line-height:1.7}.inline-code{background:var(--surface-alt);color:var(--accent);border-radius:5px;padding:2px 7px;font-family:Consolas,monospace;font-size:.84rem}.md-h2{color:var(--primary);margin:18px 0 8px;font-size:1.15rem;font-weight:700}.md-h3{color:var(--primary);margin:16px 0 6px;font-size:1.05rem;font-weight:700}.md-h4{color:var(--primary);margin:14px 0 4px;font-size:.98rem;font-weight:600}.msg-text ul{margin:8px 0;padding-inline-start:20px}.msg-text li{margin-bottom:4px}.typing-indicator{gap:5px;padding:10px 4px;display:flex}.typing-indicator span{background:var(--text-muted);border-radius:50%;width:8px;height:8px;animation:1.4s infinite typing}.typing-indicator span:nth-child(2){animation-delay:.2s}.typing-indicator span:nth-child(3){animation-delay:.4s}@keyframes typing{0%,60%,to{opacity:.3;transform:translateY(0)}30%{opacity:1;transform:translateY(-8px)}}.attached-files{border-top:1px solid var(--border);background:#fff;flex-wrap:wrap;gap:8px;padding:10px 24px;display:flex}.attached-file{background:var(--accent-glow);color:var(--accent);border-radius:20px;align-items:center;gap:6px;padding:7px 14px;font-size:.82rem;font-weight:500;display:flex}.attached-file button{color:var(--text-muted);cursor:pointer;background:0 0;border:none;padding:0 2px;font-size:.9rem}.attached-file button:hover{color:var(--danger)}.chat-input-area{border-top:1px solid var(--border);background:#fff;align-items:flex-end;gap:12px;padding:20px 28px;display:flex}.attach-btn{background:var(--surface-alt);border:1px solid var(--border);cursor:pointer;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:48px;height:48px;font-size:1.15rem;transition:all .25s cubic-bezier(.4,0,.2,1);display:flex}.attach-btn:hover{background:var(--accent-glow);border-color:var(--accent);transform:scale(1.05)}.chat-input{border:2px solid var(--border);resize:none;background:var(--surface);border-radius:26px;outline:none;flex:1;max-height:140px;padding:14px 22px;font-family:inherit;font-size:.95rem;line-height:1.6;transition:all .25s cubic-bezier(.4,0,.2,1)}.chat-input:focus{border-color:var(--accent);box-shadow:0 0 0 4px var(--accent-glow);background:#fff}.chat-input:disabled{background:var(--surface-alt);opacity:.6}.chat-input::placeholder{color:var(--text-muted)}.send-btn{background:var(--gradient-primary);color:#fff;cursor:pointer;border:none;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:48px;height:48px;font-size:1.15rem;transition:all .25s cubic-bezier(.4,0,.2,1);display:flex;box-shadow:0 4px 12px #4f46e54d}.send-btn:hover:not(:disabled){transform:scale(1.05);box-shadow:0 6px 18px #4f46e566}.send-btn:disabled{background:var(--text-muted);cursor:not-allowed;box-shadow:none}@media (width<=768px){.chat-sidebar{z-index:200;height:100vh;position:fixed}.chat-sidebar.closed{width:0;overflow:hidden}.mobile-sidebar-toggle{display:block}.message{max-width:92%}}@media (width<=600px){.header{padding:0 16px}.logo-title{font-size:.95rem}.logo-subtitle{display:none}.hero-title{font-size:1.6rem}.hero-subtitle{font-size:.95rem}.cta-button{padding:14px 32px;font-size:1rem}.features{flex-direction:column;align-items:center}.feature-card{width:90%}}.customs-viewer-overlay{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:1000;-webkit-user-select:none;user-select:none;background:#000000d9;justify-content:center;align-items:center;padding:20px;display:flex;position:fixed;inset:0}.customs-viewer-modal{background:var(--surface);border-radius:16px;flex-direction:column;width:95%;max-width:1400px;height:90vh;display:flex;position:relative;overflow:hidden;box-shadow:0 25px 50px #00000080}.customs-viewer-header{background:var(--primary);color:#fff;border-bottom:1px solid #ffffff1a;flex-shrink:0;justify-content:space-between;align-items:center;padding:16px 24px;display:flex}.customs-viewer-title{margin:0;font-size:1.25rem;font-weight:600}.customs-viewer-actions{gap:8px;display:flex}.customs-viewer-btn{color:#fff;cursor:pointer;background:#ffffff26;border:none;border-radius:8px;justify-content:center;align-items:center;width:36px;height:36px;font-size:1.1rem;transition:all .2s;display:flex}.customs-viewer-btn:hover{background:#ffffff40;transform:scale(1.05)}.customs-viewer-content{flex:1;display:flex;overflow:hidden}.customs-presearch-bar{background:var(--primary);border-bottom:1px solid var(--border);flex-shrink:0;gap:8px;padding:12px 16px;display:flex}.customs-presearch-input{color:#fff;background:#ffffff1a;border:2px solid #fff3;border-radius:8px;outline:none;flex:1;padding:10px 14px;font-size:.95rem;transition:all .2s}.customs-presearch-input::placeholder{color:#ffffffb3}.customs-presearch-input:focus{background:#ffffff26;border-color:#fff}.customs-presearch-btn{color:var(--primary);cursor:pointer;white-space:nowrap;background:#fff;border:none;border-radius:8px;padding:10px 24px;font-size:.95rem;font-weight:700;transition:all .2s}.customs-presearch-btn:hover{background:var(--accent);color:#fff;transform:scale(1.02)}.back-btn{background:var(--surface);width:100%;color:var(--accent);border:none;border-bottom:1px solid var(--border);cursor:pointer;text-align:left;padding:10px 14px;font-size:.9rem;font-weight:600;transition:all .2s}[dir=rtl] .back-btn{text-align:right}.back-btn:hover{background:var(--sidebar-hover)}.customs-viewer-sidebar{background:var(--surface-alt);border-right:1px solid var(--border);flex-direction:column;flex-shrink:0;width:280px;display:flex}[dir=rtl] .customs-viewer-sidebar{border-right:none;border-left:1px solid var(--border)}.customs-viewer-search{border-bottom:1px solid var(--border);padding:16px}.customs-viewer-input{border:1px solid var(--border);background:var(--surface);width:100%;color:var(--text);border-radius:8px;outline:none;padding:10px 14px;font-size:.9rem;transition:border-color .2s}.customs-viewer-input:focus{border-color:var(--accent)}.customs-viewer-chapters{flex:1;padding:8px;overflow-y:auto}.customs-viewer-chapters::-webkit-scrollbar{width:6px}.customs-viewer-chapters::-webkit-scrollbar-track{background:var(--surface-alt)}.customs-viewer-chapters::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}.customs-viewer-chapter-btn{width:100%;color:var(--text);text-align:left;cursor:pointer;background:0 0;border:none;border-radius:8px;align-items:center;gap:8px;padding:12px 14px;font-size:.9rem;transition:all .2s;display:flex}[dir=rtl] .customs-viewer-chapter-btn{text-align:right}.customs-viewer-chapter-btn:hover{background:var(--sidebar-hover)}.customs-viewer-chapter-btn.active{background:var(--sidebar-active);color:var(--accent);font-weight:600}.chapter-number{font-family:var(--mono);font-size:.85rem}.customs-viewer-main{background:#fff;flex:1;position:relative;overflow:hidden}.customs-viewer-iframe{border:none;width:100%;height:100%}.customs-viewer-security-overlay{z-index:5;pointer-events:auto;-webkit-user-select:none;user-select:none;background:0 0;position:absolute;inset:0}.customs-viewer-placeholder{height:100%;color:var(--text-muted);text-align:center;flex-direction:column;justify-content:center;align-items:center;padding:40px;display:flex}.placeholder-icon{opacity:.5;margin-bottom:16px;font-size:4rem}.customs-viewer-placeholder h3{color:var(--text);margin-bottom:8px;font-size:1.25rem}.customs-viewer-placeholder p{font-size:.95rem}.customs-viewer-watermark{color:#0000001a;letter-spacing:.1em;pointer-events:none;-webkit-user-select:none;user-select:none;z-index:10;font-size:.85rem;font-weight:600;position:absolute;bottom:20px;right:20px}[dir=rtl] .customs-viewer-watermark{left:20px;right:auto}.feature-card{cursor:pointer;transition:all .25s cubic-bezier(.4,0,.2,1)}.feature-card:hover{border-color:var(--accent);transform:translateY(-4px);box-shadow:0 12px 30px #4f46e533}.click-hint{color:var(--accent);opacity:0;margin-top:8px;font-size:.8rem;font-weight:600;transition:opacity .2s;display:inline-block}.feature-card:hover .click-hint{opacity:1}@media (width<=768px){.customs-viewer-modal{border-radius:0;width:100%;height:100vh}.customs-viewer-sidebar{width:240px}.customs-viewer-header{padding:12px 16px}.customs-viewer-title{font-size:1rem}}.app-loading{min-height:100vh;color:var(--text-secondary);justify-content:center;align-items:center;font-size:1.2rem;display:flex}.sidebar-user{background:var(--sidebar-hover);border-radius:10px;align-items:center;gap:8px;margin:0 8px 8px;padding:10px 16px;display:flex}.sidebar-user_avatar{font-size:1.2rem}.sidebar-user_name{color:var(--sidebar-text-bright);white-space:nowrap;text-overflow:ellipsis;flex:1;font-size:.85rem;overflow:hidden}.sidebar-logout{color:var(--sidebar-text);cursor:pointer;background:0 0;border:none;border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;padding:6px;font-size:1rem;transition:all .2s;display:flex}.sidebar-logout:hover{color:#ef4444;background:#ef444433;transform:scale(1.1)}.sidebar-logout:active{transform:scale(.95)}.landing-page{background:var(--surface);min-height:100vh;color:var(--text);font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif}[dir=rtl] .landing-page{font-family:Cairo,Tahoma,sans-serif}.landing-nav{z-index:100;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--border-light);background:#ffffffe6;position:sticky;top:0}.landing-nav-inner{justify-content:space-between;align-items:center;max-width:1200px;height:64px;margin:0 auto;padding:0 24px;display:flex}.landing-logo{cursor:pointer;align-items:center;gap:10px;display:flex}.logo-text{color:var(--primary);font-size:1.1rem;font-weight:700}.landing-nav-actions{align-items:center;gap:8px;display:flex}.lang-selector{background:var(--surface-alt);border-radius:8px;gap:4px;margin-right:8px;padding:4px;display:flex}.lang-btn{color:var(--text);cursor:pointer;background:0 0;border:none;border-radius:6px;padding:6px 12px;font-size:.85rem;font-weight:500;transition:all .2s}.lang-btn:hover{color:var(--accent);background:#6366f11a}.lang-btn.active{background:var(--accent);color:#fff}.nav-btn{cursor:pointer;border:none;border-radius:8px;padding:8px 20px;font-size:.9rem;font-weight:500;transition:all .2s}.nav-btn.ghost{color:var(--text);background:0 0}.nav-btn.ghost:hover{background:var(--surface-alt)}.nav-btn.primary{background:var(--accent);color:#fff}.nav-btn.primary:hover{background:var(--accent-hover)}.landing-hero{text-align:center;max-width:800px;margin:0 auto;padding:80px 24px 60px}.landing-hero .hero-badge{background:var(--accent-glow);border-radius:20px;margin-bottom:24px;padding:6px 16px;font-size:.85rem;font-weight:500;display:inline-block;color:var(--accent)!important}.landing-hero h1{color:var(--primary);margin-bottom:20px;font-size:clamp(2rem,5vw,3.2rem);font-weight:800;line-height:1.15}.hero-sub{color:var(--text-secondary);max-width:600px;margin:0 auto 32px;font-size:1.15rem;line-height:1.6}.hero-cta{background:var(--gradient-primary);color:#fff;cursor:pointer;border:none;border-radius:12px;padding:14px 36px;font-size:1.05rem;font-weight:600;transition:transform .2s,box-shadow .2s;box-shadow:0 4px 20px #4f46e54d}.hero-cta:hover{transform:translateY(-2px);box-shadow:0 8px 30px #4f46e566}.landing-stats{background:linear-gradient(135deg,#f8fafc 0%,#e0e7ff 100%);border-top:2px solid #e0e7ff;border-bottom:2px solid #e0e7ff;flex-wrap:wrap;justify-content:center;gap:32px;padding:40px 24px 60px;display:flex}.landing-stats .stat-card{text-align:center;background:#fff;border-radius:16px;min-width:180px;padding:24px 32px;transition:all .3s;box-shadow:0 4px 15px #00000014}.landing-stats .stat-card:hover{transform:translateY(-4px);box-shadow:0 8px 25px #4f46e526}.landing-stats .stat-num{margin-bottom:8px;font-size:2.2rem;font-weight:800;display:block;color:#4f46e5!important}.landing-stats .stat-label{text-transform:uppercase;letter-spacing:.5px;font-size:.9rem;font-weight:600;color:#475569!important}.landing-features{max-width:1100px;margin:0 auto;padding:0 24px 80px}.features-grid{grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:24px;display:grid}.feature-card-landing{border-radius:var(--radius-lg);border:1px solid var(--border);background:var(--surface);padding:28px;transition:all .3s}.feature-card-landing:hover{border-color:var(--accent);box-shadow:var(--shadow-md);transform:translateY(-2px)}.feature-card-landing p{color:var(--text-secondary);font-size:.9rem;line-height:1.5}.landing-how{text-align:center;max-width:900px;margin:0 auto;padding:0 24px 80px}.landing-how h2{color:var(--primary);margin-bottom:40px;font-size:1.8rem;font-weight:700}.how-steps{flex-wrap:wrap;justify-content:center;gap:32px;display:flex}.how-step{text-align:center;border-radius:var(--radius-lg);background:var(--surface-alt);flex:1;min-width:220px;max-width:280px;padding:24px}.step-num{background:var(--gradient-primary);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:40px;height:40px;margin-bottom:12px;font-size:1.1rem;font-weight:700;display:inline-flex}.how-step h3{margin-bottom:8px;font-size:1rem;font-weight:600}.how-step p{color:var(--text-secondary);font-size:.85rem;line-height:1.5}.landing-cta-section{text-align:center;background:var(--surface-alt);border-radius:var(--radius-xl) var(--radius-xl) 0 0;padding:60px 24px 80px}.landing-cta-section h2{color:var(--primary);margin-bottom:12px;font-size:1.8rem;font-weight:700}.landing-cta-section p{color:var(--text-secondary);margin-bottom:24px;font-size:1rem}.landing-footer{text-align:center;color:var(--text-muted);background:var(--surface-alt);padding:24px;font-size:.8rem}.auth-page{background:var(--surface-alt);justify-content:center;align-items:center;min-height:100vh;padding:24px;display:flex}.auth-back{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;border-radius:8px;padding:8px 12px;font-size:.9rem;transition:background .2s;position:fixed;top:20px;left:20px}.auth-back:hover{background:var(--border-light)}[dir=rtl] .auth-back{left:auto;right:20px}.auth-card{border-radius:var(--radius-xl);width:100%;max-width:420px;box-shadow:var(--shadow-lg);background:#fff;padding:40px}.auth-header{text-align:center;margin-bottom:28px}.auth-logo{margin-bottom:12px;font-size:2.5rem;display:block}.auth-header h1{color:var(--text);margin-bottom:4px;font-size:1.5rem;font-weight:700}.auth-header p{color:var(--text-secondary);font-size:.9rem}.auth-error{color:#dc2626;background:#fef2f2;border-radius:8px;margin-bottom:16px;padding:10px 14px;font-size:.85rem}.auth-form{flex-direction:column;gap:16px;display:flex}.auth-field label{color:var(--text-secondary);margin-bottom:6px;font-size:.8rem;font-weight:500;display:block}.auth-field input{border:1px solid var(--border);border-radius:8px;outline:none;width:100%;padding:10px 14px;font-size:.95rem;transition:border-color .2s}.auth-field input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}.auth-submit{background:var(--gradient-primary);color:#fff;cursor:pointer;border:none;border-radius:10px;margin-top:4px;padding:12px;font-size:1rem;font-weight:600;transition:opacity .2s}.auth-submit:hover{opacity:.9}.auth-submit:disabled{opacity:.5;cursor:not-allowed}.auth-switch{text-align:center;color:var(--text-secondary);margin-top:20px;font-size:.85rem}.auth-switch button{color:var(--accent);cursor:pointer;background:0 0;border:none;font-size:.85rem;font-weight:600}.auth-switch button:hover{text-decoration:underline}.msg-feedback{border-top:1px solid var(--border-light);gap:4px;margin-top:8px;padding-top:6px;display:flex}.fb-btn{cursor:pointer;opacity:.4;background:0 0;border:none;border-radius:6px;padding:4px 8px;font-size:.85rem;transition:all .2s}.fb-btn:hover{opacity:.8;background:var(--surface-alt)}.fb-btn.active{opacity:1;background:var(--accent-glow)}.admin-page{background:var(--surface-alt);min-height:100vh;padding:24px}.admin-nav{align-items:center;gap:16px;margin-bottom:24px;display:flex}.admin-nav button{color:var(--accent);cursor:pointer;background:0 0;border:none;font-size:.9rem}.admin-nav h1{font-size:1.4rem;font-weight:700}.admin-loading,.admin-empty,.admin-error{text-align:center;color:var(--text-secondary);padding:40px}.admin-error{color:var(--danger)}.admin-denied{text-align:center;padding:80px 24px}.admin-denied h1{margin-bottom:8px}.admin-denied button{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:8px;margin-top:16px;padding:10px 20px}.admin-table-wrapper{overflow-x:auto}.admin-table{border-collapse:collapse;border-radius:var(--radius);width:100%;box-shadow:var(--shadow-sm);background:#fff;overflow:hidden}.admin-table th{background:var(--primary);color:#fff;text-align:left;padding:12px 16px;font-size:.85rem;font-weight:600}.admin-table td{border-bottom:1px solid var(--border-light);vertical-align:top;padding:10px 16px;font-size:.85rem}.admin-table tr:hover{background:var(--surface-alt)}.fb-message{text-overflow:ellipsis;white-space:nowrap;max-width:300px;overflow:hidden}.fb-badge{border-radius:12px;padding:4px 10px;font-size:.9rem}.fb-badge.fb-up{background:#dcfce7}.fb-badge.fb-down{background:#fef2f2}.dashboard-page{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);min-height:100vh;padding-bottom:80px;position:relative}.dashboard-logout-btn{z-index:100;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);color:#fff;cursor:pointer;background:#fff3;border:1px solid #ffffff4d;border-radius:10px;align-items:center;gap:6px;padding:10px 20px;font-size:.9rem;font-weight:600;transition:all .3s;display:flex;position:absolute;top:24px;right:24px}.dashboard-logout-btn:hover{background:#ffffff4d;transform:translateY(-2px);box-shadow:0 4px 15px #0003}.dashboard-hero{padding:100px 24px 80px;position:relative;overflow:hidden}.dashboard-hero:before{content:"";background:radial-gradient(circle,#ffffff1a 1px,#0000 1px) 0 0/50px 50px;width:200%;height:200%;animation:20s linear infinite moveGrid;position:absolute;top:-50%;left:-50%}@keyframes moveGrid{0%{transform:translate(0)}to{transform:translate(50px,50px)}}.hero-content{z-index:1;text-align:center;max-width:900px;margin:0 auto;position:relative}.hero-badge{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);color:#fff;background:#ffffff26;border:1px solid #ffffff4d;border-radius:24px;margin-bottom:24px;padding:8px 20px;font-size:.9rem;font-weight:600;animation:.6s fadeInDown;display:inline-block}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}.dashboard-hero h1{color:#fff;margin-bottom:16px;font-size:clamp(2.5rem,6vw,3.5rem);font-weight:800;line-height:1.2;animation:.6s .1s both fadeInUp}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.hero-highlight{background:linear-gradient(135deg,#f093fb 0%,#f5576c 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.hero-subtitle{color:#ffffffe6;margin-bottom:40px;font-size:1.25rem;line-height:1.6;animation:.6s .2s both fadeInUp}.hero-actions{flex-wrap:wrap;justify-content:center;gap:16px;margin-bottom:60px;animation:.6s .3s both fadeInUp;display:flex}.hero-btn{cursor:pointer;border:none;border-radius:12px;align-items:center;gap:8px;padding:16px 32px;font-size:1.05rem;font-weight:700;transition:all .3s cubic-bezier(.4,0,.2,1);display:inline-flex}.hero-btn.primary{color:#667eea;background:#fff;box-shadow:0 8px 30px #00000026}.hero-btn.primary:hover{transform:translateY(-4px);box-shadow:0 12px 40px #00000040}.hero-btn.secondary{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);color:#fff;background:#fff3;border:2px solid #ffffff4d}.hero-btn.secondary:hover{background:#ffffff4d;transform:translateY(-4px)}.hero-stats{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:24px;max-width:800px;margin:0 auto;animation:.6s .4s both fadeInUp;display:grid}.hero-stat-card{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);text-align:center;background:#ffffff26;border:1px solid #fff3;border-radius:16px;padding:28px 24px;transition:all .3s}.hero-stat-card:hover{background:#ffffff40;transform:translateY(-6px);box-shadow:0 12px 40px #00000026}.stat-icon{margin-bottom:12px;font-size:2.5rem}.stat-value{color:#fff;margin-bottom:6px;font-size:2.2rem;font-weight:800}.stat-label{color:#ffffffd9;font-size:.9rem;font-weight:500}.dashboard-section{max-width:1400px;margin:0 auto;padding:0 32px}.section-header{text-align:center;margin-bottom:48px}.section-title{color:#fff;text-shadow:0 2px 10px #0000001a;margin-bottom:12px;font-size:2.2rem;font-weight:800}.section-subtitle{color:#ffffffd9;font-size:1.1rem}.dashboard-feature-card{text-align:center;cursor:pointer;background:#fff;border-radius:20px;padding:36px 28px;transition:all .4s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden;box-shadow:0 8px 30px #0000001f}.dashboard-feature-card:before{content:"";transform-origin:0;background:linear-gradient(90deg,#667eea 0%,#764ba2 100%);height:4px;transition:transform .4s;position:absolute;top:0;left:0;right:0;transform:scaleX(0)}.dashboard-feature-card:hover:before{transform:scaleX(1)}.dashboard-feature-card:hover{transform:translateY(-12px);box-shadow:0 20px 60px #0003}.card-icon-wrapper{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);border-radius:20px;justify-content:center;align-items:center;width:80px;height:80px;margin:0 auto 20px;transition:all .3s;display:flex}.dashboard-feature-card:hover .card-icon-wrapper{transform:scale(1.1)rotate(5deg)}.card-icon{filter:drop-shadow(0 2px 8px #0003);font-size:2.5rem}.card-title{color:#1e293b;margin-bottom:12px;font-size:1.2rem;font-weight:700;line-height:1.3}.card-desc{color:#64748b;margin-bottom:16px;font-size:.95rem;line-height:1.6}.card-arrow{color:#667eea;opacity:0;font-size:1.5rem;font-weight:700;transition:all .3s;display:inline-block;transform:translate(-10px)}.dashboard-feature-card:hover .card-arrow{opacity:1;transform:translate(0)}.features-grid{grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:24px;max-width:1400px;margin:0 auto;padding:0 32px 60px;display:grid}.feature-card-landing{text-align:center;cursor:pointer;background:#fff;border-radius:16px;padding:32px;transition:all .3s;box-shadow:0 4px 20px #00000014}.feature-card-landing:hover{transform:translateY(-8px);box-shadow:0 12px 40px #00000026}.feature-icon-lg{margin-bottom:16px;font-size:3rem;display:block}.feature-card-landing h3{color:var(--primary);margin-bottom:12px;font-size:1.4rem;font-weight:700}.feature-card-landing p{color:var(--text-secondary);margin-bottom:0;font-size:.95rem;line-height:1.6}.html-viewer-modal{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:1000;background:#000c;justify-content:center;align-items:center;padding:32px;animation:.3s fadeIn;display:flex;position:fixed;inset:0}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.html-viewer-content{background:#fff;border-radius:20px;flex-direction:column;width:100%;max-width:1400px;height:90vh;animation:.3s slideUp;display:flex;overflow:hidden;box-shadow:0 20px 60px #0000004d}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.html-viewer-header{background:var(--primary);color:#fff;justify-content:space-between;align-items:center;padding:20px 32px;display:flex}.html-viewer-header h2{font-size:1.5rem;font-weight:700}.html-viewer-close{color:#fff;cursor:pointer;background:#fff3;border:none;border-radius:50%;justify-content:center;align-items:center;width:40px;height:40px;font-size:1.5rem;transition:all .3s;display:flex}.html-viewer-close:hover{background:#ffffff4d;transform:rotate(90deg)}.html-viewer-content iframe{border:none;flex:1;width:100%;height:100%}.feedback-row{cursor:pointer;transition:background .2s}.feedback-row:hover{background:var(--accent-glow)}.view-conv-btn{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:6px;padding:6px 14px;font-size:.85rem;font-weight:600;transition:all .3s}.view-conv-btn:hover{background:var(--accent-hover);transform:scale(1.05)}.conv-modal-overlay{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:2000;background:#000c;justify-content:center;align-items:center;padding:32px;animation:.3s fadeIn;display:flex;position:fixed;inset:0}.conv-modal{background:#fff;border-radius:20px;flex-direction:column;width:100%;max-width:1000px;height:85vh;animation:.3s slideUp;display:flex;overflow:hidden;box-shadow:0 20px 60px #0000004d}.conv-modal-header{background:var(--primary);color:#fff;border-bottom:2px solid var(--accent);justify-content:space-between;align-items:flex-start;padding:24px 32px;display:flex}.conv-modal-header h2{margin-bottom:8px;font-size:1.5rem;font-weight:700}.conv-modal-info{opacity:.9;font-size:.9rem}.rated-message-preview{background:#ffffff1a;border:1px solid #fff3;border-radius:12px;margin-top:16px;padding:16px}.question-answer-pair{flex-direction:column;gap:12px;display:flex}.user-question{background:#6366f126;border-left:3px solid #6366f1;border-radius:8px;padding:12px 16px}.user-question strong{text-transform:uppercase;letter-spacing:.5px;color:#a5b4fc;margin-bottom:6px;font-size:.85rem;display:block}.user-question p{color:#fff;margin:0;font-size:.95rem;line-height:1.5}.ai-answer{background:#0003;border-left:3px solid #10b981;border-radius:8px;padding:12px}.ai-answer strong{text-transform:uppercase;letter-spacing:.5px;color:#6ee7b7;margin-bottom:8px;font-size:.85rem;display:block}.ai-answer-text{background:#ffffff0d;border-radius:6px;max-height:300px;padding:12px;font-size:.9rem;line-height:1.6;overflow-y:auto}.ai-answer-text::-webkit-scrollbar{width:6px}.ai-answer-text::-webkit-scrollbar-track{background:#ffffff1a;border-radius:3px}.ai-answer-text::-webkit-scrollbar-thumb{background:#ffffff4d;border-radius:3px}.ai-answer-text::-webkit-scrollbar-thumb:hover{background:#ffffff80}.users-page{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);min-height:100vh;padding:40px 24px 80px}.users-loading{color:#fff;flex-direction:column;justify-content:center;align-items:center;min-height:60vh;display:flex}.loading-spinner{border:4px solid #ffffff4d;border-top-color:#fff;border-radius:50%;width:50px;height:50px;margin-bottom:16px;animation:1s linear infinite spin}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.users-header{max-width:1400px;margin:0 auto 40px}.users-header-content{text-align:center}.users-header-actions{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:24px;display:flex}.add-user-btn{color:#667eea;cursor:pointer;white-space:nowrap;background:#fff;border:none;border-radius:12px;padding:12px 24px;font-size:1rem;font-weight:700;transition:all .3s;box-shadow:0 4px 15px #0000001a}.add-user-btn:hover{background:#f8fafc;transform:translateY(-2px);box-shadow:0 6px 20px #00000026}.users-back-btn{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);color:#fff;cursor:pointer;background:#fff3;border:1px solid #ffffff4d;border-radius:10px;align-items:center;gap:8px;margin-bottom:24px;padding:10px 20px;font-size:.95rem;font-weight:600;transition:all .3s;display:inline-flex}.users-back-btn:hover{background:#ffffff4d;transform:translate(-4px)}.users-header h1{color:#fff;margin-bottom:12px;font-size:clamp(2rem,5vw,3rem);font-weight:800}.users-header p{color:#ffffffe6;font-size:1.1rem}.users-stats{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px;max-width:1400px;margin:0 auto 40px;display:grid}.user-stat-card{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);text-align:center;background:#ffffff26;border:1px solid #fff3;border-radius:16px;padding:24px;transition:all .3s}.user-stat-card:hover{background:#ffffff40;transform:translateY(-4px)}.user-stat-card.active{border-color:#10b981}.user-stat-card.paused{border-color:#f59e0b}.user-stat-card.admin{border-color:#8b5cf6}.user-stat-value{color:#fff;margin-bottom:6px;font-size:2.5rem;font-weight:800}.user-stat-label{color:#ffffffd9;font-size:.9rem;font-weight:500}.users-search{max-width:1400px;margin:0 auto 32px}.users-search-input{background:#fff;border:2px solid #0000;border-radius:12px;width:100%;padding:16px 24px;font-size:1rem;transition:all .3s;box-shadow:0 4px 20px #0000001a}.users-search-input:focus{border-color:#667eea;outline:none;box-shadow:0 4px 20px #667eea4d}.users-table-container{background:#fff;border-radius:20px;max-width:1400px;margin:0 auto;overflow:hidden;box-shadow:0 8px 30px #00000026}.users-table{border-collapse:collapse;width:100%}.users-table thead{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%)}.users-table th{text-align:left;color:#fff;text-transform:uppercase;letter-spacing:.5px;padding:20px 16px;font-size:.95rem;font-weight:700}.users-table tbody tr{border-bottom:1px solid #f1f5f9;transition:all .3s}.users-table tbody tr:hover{background:#f8fafc}.users-table td{color:#1e293b;padding:16px;font-size:.95rem}.user-row-paused{opacity:.6;background:#fef3c7}.user-name-cell{align-items:center;gap:12px;display:flex}.user-avatar{color:#fff;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:40px;height:40px;font-size:1.1rem;font-weight:700;display:flex}.user-name-text{font-weight:600}.user-role-badge{border-radius:8px;padding:6px 12px;font-size:.85rem;font-weight:600;display:inline-block}.user-role-badge.admin{color:#92400e;background:#fef3c7}.user-role-badge:not(.admin){color:#3730a3;background:#e0e7ff}.user-status-badge{border-radius:8px;padding:6px 12px;font-size:.85rem;font-weight:600;display:inline-block}.user-status-badge.active{color:#065f46;background:#d1fae5}.user-status-badge.paused{color:#92400e;background:#fef3c7}.user-actions-cell{gap:8px;display:flex}.user-action-btn{cursor:pointer;white-space:nowrap;border:none;border-radius:8px;padding:8px 14px;font-size:.85rem;font-weight:600;transition:all .3s}.user-action-btn.pause{color:#92400e;background:#fef3c7}.user-action-btn.pause:hover{background:#fde68a;transform:translateY(-2px)}.user-action-btn.resume{color:#065f46;background:#d1fae5}.user-action-btn.resume:hover{background:#a7f3d0;transform:translateY(-2px)}.user-action-btn.delete{color:#991b1b;background:#fee2e2}.user-action-btn.delete:hover{background:#fecaca;transform:translateY(-2px)}.users-empty{text-align:center;color:#64748b;padding:60px 24px;font-size:1.1rem}.confirm-modal-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:10000;background:#0009;justify-content:center;align-items:center;animation:.2s fadeIn;display:flex;position:fixed;inset:0}.confirm-modal{background:#fff;border-radius:20px;width:90%;max-width:500px;padding:32px;animation:.3s slideUp;box-shadow:0 20px 60px #0000004d}.confirm-modal h2{color:#1e293b;margin-bottom:12px;font-size:1.5rem;font-weight:700}.confirm-modal p{color:#64748b;margin-bottom:24px;font-size:1rem;line-height:1.6}.confirm-modal-actions{justify-content:flex-end;gap:12px;display:flex}.confirm-btn{cursor:pointer;border:none;border-radius:10px;padding:12px 24px;font-size:.95rem;font-weight:600;transition:all .3s}.confirm-btn.cancel{color:#475569;background:#f1f5f9}.confirm-btn.cancel:hover{background:#e2e8f0}.confirm-btn.delete{color:#fff;background:#ef4444}.confirm-btn.delete:hover{background:#dc2626;transform:translateY(-2px)}.confirm-btn.pause{color:#fff;background:#f59e0b}.confirm-btn.pause:hover{background:#d97706;transform:translateY(-2px)}.confirm-btn.resume{color:#fff;background:#10b981}.confirm-btn.resume:hover{background:#059669;transform:translateY(-2px)}.confirm-btn.add{color:#fff;background:linear-gradient(135deg,#667eea,#764ba2);box-shadow:0 4px 15px #667eea4d}.confirm-btn.add:hover{transform:translateY(-2px);box-shadow:0 6px 20px #667eea66}.error-message{color:#991b1b;background:#fee2e2;border:1px solid #fecaca;border-radius:8px;margin-bottom:16px;padding:12px 16px;font-size:.9rem;font-weight:600}.form-group{text-align:left;margin-bottom:20px}.form-group label{color:#1e293b;margin-bottom:8px;font-size:.9rem;font-weight:600;display:block}.form-input{background:#fff;border:2px solid #e2e8f0;border-radius:10px;width:100%;padding:12px 16px;font-family:inherit;font-size:.95rem;transition:all .3s}.form-input:focus{border-color:#667eea;outline:none;box-shadow:0 0 0 3px #667eea1a}.form-input::placeholder{color:#94a3b8}select.form-input{cursor:pointer}.conv-modal-close{color:#fff;cursor:pointer;background:#fff3;border:none;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:40px;height:40px;font-size:1.5rem;transition:all .3s;display:flex}.conv-modal-close:hover{background:#ffffff4d;transform:rotate(90deg)}.conv-modal-actions{align-items:center;gap:12px;display:flex}.conv-modal-delete{color:#fff;cursor:pointer;background:#ef444433;border:1px solid #ef444480;border-radius:8px;align-items:center;gap:6px;padding:10px 20px;font-size:.9rem;font-weight:600;transition:all .3s;display:flex}.conv-modal-delete:hover{background:#ef444466;border-color:#ef4444cc;transform:scale(1.05)}.conv-modal-body{background:var(--surface-alt);flex:1;padding:24px;overflow-y:auto}.conv-loading,.conv-empty{text-align:center;color:var(--text-secondary);padding:60px 20px;font-size:1.1rem}.conv-messages{flex-direction:column;gap:16px;display:flex}.conv-msg{gap:12px;max-width:85%;animation:.3s messageSlide;display:flex}@keyframes messageSlide{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.conv-msg-user{flex-direction:row-reverse;align-self:flex-end}.conv-msg-assistant{align-self:flex-start}.conv-msg-role{flex-shrink:0;font-size:1.5rem}.conv-msg-content{flex-direction:column;gap:4px;display:flex}.conv-msg-text{white-space:pre-wrap;word-break:break-word;border-radius:16px;padding:14px 18px;font-size:.95rem;line-height:1.6}.conv-msg-user .conv-msg-text{background:var(--accent);color:#fff;border-bottom-right-radius:4px}.conv-msg-assistant .conv-msg-text{color:var(--text);border:1px solid var(--border);box-shadow:var(--shadow-sm);background:#fff;border-bottom-left-radius:4px}.conv-msg-time{color:var(--text-muted);padding:0 4px;font-size:.75rem}.conv-msg-user .conv-msg-time{text-align:right}.feedback-modal-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:10000;background:#0009;justify-content:center;align-items:center;animation:.2s fadeIn;display:flex;position:fixed;inset:0}.feedback-modal{background:#fff;border-radius:20px;width:90%;max-width:500px;padding:32px;animation:.3s slideUp;box-shadow:0 20px 60px #0000004d}.feedback-modal h3{color:#1e293b;margin-bottom:8px;font-size:1.4rem;font-weight:700}.feedback-modal-hint{color:#64748b;margin-bottom:20px;font-size:.95rem;line-height:1.5}.feedback-comment-input{resize:vertical;border:2px solid #e2e8f0;border-radius:12px;width:100%;min-height:100px;max-height:200px;margin-bottom:20px;padding:16px;font-family:inherit;font-size:.95rem;transition:all .3s}.feedback-comment-input:focus{border-color:#667eea;outline:none;box-shadow:0 0 0 3px #667eea1a}.feedback-comment-input::placeholder{color:#94a3b8}.feedback-modal-actions{justify-content:flex-end;gap:12px;display:flex}.fb-skip-btn{color:#475569;cursor:pointer;background:#f1f5f9;border:none;border-radius:10px;padding:12px 24px;font-size:.95rem;font-weight:600;transition:all .3s}.fb-skip-btn:hover{background:#e2e8f0;transform:translateY(-2px)}.fb-submit-btn{color:#fff;cursor:pointer;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);border:none;border-radius:10px;padding:12px 24px;font-size:.95rem;font-weight:600;transition:all .3s;box-shadow:0 4px 15px #667eea4d}.fb-submit-btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px #667eea66}*{box-sizing:border-box;margin:0;padding:0}body{background:#fff;min-height:100vh;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}#root{flex-direction:column;min-height:100vh;display:flex}button{cursor:pointer;font-family:inherit}input,textarea{font-family:inherit}