@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap";html{font-size:16px}body{margin:0;padding:0;min-height:100vh;background:#0a0a0b}:root{--color-bg: #0a0a0b;--color-surface: #141416;--color-surface-hover: #1c1c1f;--color-border: #27272a;--color-text: #fafafa;--color-text-muted: #71717a;--color-primary: #f59e0b;--color-primary-hover: #d97706;--color-telegram: #229ed9;--color-telegram-hover: #1d8ac0;--color-success: #22c55e;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-full: 9999px;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif}*{box-sizing:border-box}body{margin:0;padding:0;background:var(--color-bg);color:var(--color-text);font-family:var(--font-sans);min-height:100vh;-webkit-font-smoothing:antialiased}#root{min-height:100vh}.app{min-height:100vh;display:flex;flex-direction:column}.app.loading{align-items:center;justify-content:center}.spinner{width:32px;height:32px;border:3px solid 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var(--color-border);position:sticky;top:0;z-index:100}.header-brand{display:flex;align-items:center;gap:10px}.header-logo{width:32px;height:32px}.header-title{font-size:18px;font-weight:700;color:var(--color-primary)}.header-actions,.user-header{display:flex;align-items:center;gap:12px}.user-info{display:flex;align-items:center;gap:8px}.user-avatar{width:32px;height:32px;border-radius:50%;object-fit:cover}.user-avatar-placeholder{width:32px;height:32px;border-radius:50%;background:var(--color-primary);display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:600;color:var(--color-bg)}.user-name{font-size:14px;font-weight:500;color:var(--color-text-muted)}.logout-btn{padding:6px 12px;background:transparent;border:1px solid var(--color-border);border-radius:var(--radius-sm);color:var(--color-text-muted);font-size:12px;cursor:pointer;transition:all .2s ease}.logout-btn:hover{border-color:var(--color-text-muted);color:var(--color-text)}.app-main{flex:1;padding:20px;max-width:800px;margin:0 auto;width:100%}.loading-state,.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;padding:64px 24px;color:var(--color-text-muted)}.empty-icon{font-size:48px;opacity:.5}.concepts-grid{display:grid;gap:16px;grid-template-columns:repeat(2,1fr)}@media(min-width:600px){.concepts-grid{grid-template-columns:repeat(3,1fr)}}@media(min-width:800px){.concepts-grid{grid-template-columns:repeat(4,1fr)}}.load-more-trigger{display:flex;justify-content:center;padding:20px;min-height:60px}.load-more-trigger .loading-state{padding:16px}.load-more-trigger .spinner{width:24px;height:24px}.concept-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:16px;display:flex;flex-direction:column;align-items:center;gap:12px;transition:all .2s ease;min-height:180px}.concept-card:hover{border-color:var(--color-primary);box-shadow:0 4px 24px #f59e0b1a}.concept-icon-wrapper{display:flex;align-items:center;justify-content:center;width:48px;height:48px}.concept-icon{font-size:40px;line-height:1}.concept-icon-img{width:48px;height:48px;border-radius:var(--radius-sm);object-fit:cover}.concept-name{margin:0;font-size:14px;font-weight:600;line-height:1.3;text-align:center;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.vote-btn{display:flex;align-items:center;justify-content:center;gap:6px;padding:8px 16px;background:var(--color-surface-hover);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-primary);font-size:13px;font-weight:600;cursor:pointer;transition:all .2s ease;width:100%}.vote-btn:hover{background:var(--color-border);border-color:var(--color-primary);transform:translateY(-2px);box-shadow:0 4px 16px #f59e0b33}.vote-btn:active{transform:translateY(0)}.vote-icon{font-size:14px}.concept-total-votes{font-size:12px;color:var(--color-text-muted);text-align:center}.modal-overlay{position:fixed;inset:0;background:#000c;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;padding:20px;z-index:1000;animation:fadeIn .2s ease-out}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.modal{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:24px;width:100%;max-width:400px;position:relative;animation:slideUp .3s ease-out}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.modal-close{position:absolute;top:16px;right:16px;width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:transparent;border:none;color:var(--color-text-muted);font-size:24px;cursor:pointer;border-radius:var(--radius-sm);transition:all .2s ease}.modal-close:hover{background:var(--color-surface-hover);color:var(--color-text)}.modal-header{display:flex;align-items:flex-start;gap:12px;margin-bottom:24px}.modal-icon{font-size:36px;flex-shrink:0}.modal-icon-img{width:36px;height:36px;border-radius:var(--radius-sm);object-fit:cover;flex-shrink:0}.modal-info{flex:1;min-width:0}.modal-title{margin:0;font-size:20px;font-weight:600}.modal-summary{margin:6px 0 0;font-size:14px;color:var(--color-text-muted);line-height:1.5}.amount-section{margin-bottom:24px}.amount-label{display:block;font-size:14px;color:var(--color-text-muted);margin-bottom:12px}.amount-presets{display:flex;gap:8px;margin-bottom:12px;flex-wrap:wrap}.preset-btn{flex:1;min-width:50px;padding:10px 8px;background:var(--color-surface-hover);border:1px solid var(--color-border);border-radius:var(--radius-sm);color:var(--color-primary);font-size:14px;font-weight:500;cursor:pointer;transition:all .2s ease}.preset-btn:hover{border-color:var(--color-primary);background:var(--color-border)}.preset-btn.active{background:var(--color-border);border-color:var(--color-primary);color:var(--color-primary)}.custom-amount{position:relative}.amount-input{width:100%;padding:12px 16px;background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-sm);color:var(--color-text);font-size:16px;outline:none;transition:all .2s ease}.amount-input:focus{border-color:var(--color-primary)}.amount-input::placeholder{color:var(--color-text-muted)}.vote-summary{display:flex;justify-content:space-between;align-items:center;padding:16px;background:var(--color-bg);border-radius:var(--radius-sm);margin-bottom:16px;font-size:16px}.vote-total{font-size:24px;font-weight:700;color:var(--color-primary)}.btn{padding:14px 24px;border:none;border-radius:var(--radius-md);font-size:15px;font-weight:600;cursor:pointer;transition:all .2s 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.2s ease}.admin-toggle-btn:hover{background:var(--color-primary);color:var(--color-bg)}.admin-panel{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:24px;width:100%;max-width:500px;max-height:80vh;overflow-y:auto;position:relative;animation:slideUp .3s ease-out}.admin-header{margin-bottom:24px}.admin-title{margin:0 0 16px;font-size:20px;font-weight:600;color:var(--color-primary)}.admin-tabs{display:flex;gap:8px}.admin-tab{flex:1;padding:10px 16px;background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-sm);color:var(--color-text-muted);font-size:14px;font-weight:500;cursor:pointer;transition:all .2s ease}.admin-tab:hover{border-color:var(--color-text-muted);color:var(--color-text)}.admin-tab.active{background:var(--color-surface-hover);border-color:var(--color-primary);color:var(--color-primary)}.admin-concepts-list{display:flex;flex-direction:column;gap:12px}.admin-empty{text-align:center;color:var(--color-text-muted);padding:32px 0}.admin-concept-item{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px;background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-sm)}.admin-concept-info{display:flex;align-items:center;gap:10px;flex:1;min-width:0}.admin-concept-icon{font-size:20px;flex-shrink:0}.admin-icon-img{width:20px;height:20px;border-radius:4px;object-fit:cover}.admin-concept-details{display:flex;flex-direction:column;gap:2px;min-width:0}.admin-concept-name{font-size:14px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.admin-concept-status{font-size:11px;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.5px}.admin-concept-status.listed{color:var(--color-success)}.admin-concept-actions{display:flex;gap:6px;flex-shrink:0}.admin-btn{padding:6px 10px;background:var(--color-surface-hover);border:1px solid var(--color-border);border-radius:var(--radius-sm);color:var(--color-text-muted);font-size:12px;cursor:pointer;transition:all .2s ease}.admin-btn:hover:not(:disabled){border-color:var(--color-text-muted);color:var(--color-text)}.admin-btn:disabled{opacity:.5;cursor:not-allowed}.admin-btn-edit:hover:not(:disabled){border-color:var(--color-primary);color:var(--color-primary)}.admin-btn-delete{color:#ef4444}.admin-btn-delete:hover:not(:disabled){border-color:#ef4444;color:#ef4444}.admin-form{display:flex;flex-direction:column;gap:16px}.admin-field{display:flex;flex-direction:column;gap:6px}.admin-label{font-size:13px;color:var(--color-text-muted);font-weight:500}.admin-input{padding:10px 12px;background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-sm);color:var(--color-text);font-size:14px;outline:none;transition:all .2s ease}.admin-input:focus{border-color:var(--color-primary)}.admin-input::placeholder{color:var(--color-text-muted)}.admin-textarea{resize:vertical;min-height:80px;font-family:inherit}.admin-checkbox-field{flex-direction:row;align-items:center}.admin-checkbox-label{display:flex;align-items:center;gap:8px;cursor:pointer;font-size:14px}.admin-checkbox-label input[type=checkbox]{width:16px;height:16px;accent-color:var(--color-primary);cursor:pointer}.admin-form-actions{display:flex;gap:12px;margin-top:8px}.admin-form-actions .btn{flex:1}.user-profile-modal{max-width:360px}.user-profile-header{display:flex;flex-direction:column;align-items:center;gap:12px;margin-bottom:24px;padding-bottom:20px;border-bottom:1px solid var(--color-border)}.user-profile-avatar{width:80px;height:80px;border-radius:50%;object-fit:cover}.user-profile-avatar-placeholder{width:80px;height:80px;border-radius:50%;background:var(--color-primary);display:flex;align-items:center;justify-content:center;font-size:32px;font-weight:600;color:var(--color-bg)}.user-profile-name{margin:0;font-size:18px;font-weight:600;text-align:center;word-break:break-word}.user-profile-section{margin-bottom:16px}.user-profile-section-title{margin:0 0 12px;font-size:14px;font-weight:600;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.5px}.user-profile-empty{margin:0;font-size:14px;color:var(--color-text-muted);text-align:center;padding:16px 0}.referral-balance{font-size:24px;font-weight:700;color:var(--color-primary);text-align:center;padding:12px 0}.referral-info-btn{display:inline-flex;align-items:center;justify-content:center;width:16px;height:16px;margin-left:6px;font-size:11px;font-weight:700;font-style:italic;border:1px solid var(--color-text-muted);border-radius:50%;background:transparent;color:var(--color-text-muted);cursor:pointer;vertical-align:middle;padding:0;line-height:1}.referral-info-btn:hover{border-color:var(--color-primary);color:var(--color-primary)}.referral-info-modal{position:absolute;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-md);z-index:10}.referral-info-content{background:var(--color-surface);padding:20px;border-radius:var(--radius-sm);max-width:280px;text-align:center}.referral-info-content p{margin:0 0 16px;font-size:14px;line-height:1.5;color:var(--color-text)}.referral-info-close{padding:8px 20px;font-size:14px;font-weight:600;border:none;border-radius:var(--radius-sm);background:var(--color-primary);color:var(--color-bg);cursor:pointer}.referral-info-close:hover{opacity:.9}.referral-link-container{display:flex;gap:8px}.referral-link-input{flex:1;padding:10px 12px;font-size:13px;border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-bg);color:var(--color-text);outline:none;min-width:0}.referral-link-input:focus{border-color:var(--color-primary)}.referral-copy-btn{padding:10px 16px;font-size:13px;font-weight:600;border:none;border-radius:var(--radius-sm);background:var(--color-primary);color:var(--color-bg);cursor:pointer;transition:opacity .2s;white-space:nowrap}.referral-copy-btn:hover{opacity:.9}.invited-users-list{display:flex;flex-direction:column;gap:8px;max-height:200px;overflow-y:auto}.invited-user-item{display:flex;align-items:center;gap:10px;padding:10px 12px;background:var(--color-bg);border-radius:var(--radius-sm)}.invited-user-avatar{width:32px;height:32px;border-radius:50%;object-fit:cover;flex-shrink:0}.invited-user-avatar-placeholder{width:32px;height:32px;border-radius:50%;background:var(--color-primary);display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:600;color:var(--color-bg);flex-shrink:0}.invited-user-name{flex:1;font-size:14px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.invited-user-reward{font-size:13px;font-weight:600;color:var(--color-primary);white-space:nowrap;margin-left:auto}@media(max-width:480px){.app-header{padding:12px 16px}.app-main{padding:16px}.concept-card{padding:12px;min-height:160px}.concept-icon{font-size:32px}.concept-icon-wrapper,.concept-icon-img{width:40px;height:40px}.concept-name{font-size:13px}.vote-btn{padding:6px 12px;font-size:12px}.modal{padding:20px}.user-name{display:none}.admin-panel{padding:20px}.admin-concept-item{flex-direction:column;align-items:flex-start}.admin-concept-actions{width:100%;margin-top:8px}.admin-concept-actions .admin-btn{flex:1}}