@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap";:root{--bg-primary: #0f1115;--bg-secondary: #1a1d24;--bg-surface: #252830;--accent-primary: #6366f1;--accent-hover: #4f46e5;--accent-light: rgba(99, 102, 241, .1);--success: #10b981;--error: #ef4444;--text-primary: #f8fafc;--text-secondary: #94a3b8;--text-muted: #64748b;--border-color: rgba(255, 255, 255, .1);--glass-bg: rgba(37, 40, 48, .6);--glass-border: rgba(255, 255, 255, .08);--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .5), 0 4px 6px -2px rgba(0, 0, 0, .25);--shadow-glow: 0 0 20px rgba(99, 102, 241, .3);--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-2xl: 1.5rem;--transition-fast: .15s cubic-bezier(.4, 0, .2, 1);--transition-normal: .25s cubic-bezier(.4, 0, .2, 1);--transition-slow: .4s cubic-bezier(.4, 0, .2, 1)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,system-ui,-apple-system,sans-serif;background-color:var(--bg-primary);color:var(--text-primary);line-height:1.5;min-height:100vh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.app-container{min-height:100vh;display:flex;flex-direction:column;align-items:center;padding:3rem 1.5rem;background:radial-gradient(circle at top center,var(--bg-secondary) 0%,var(--bg-primary) 100%)}.main-content{width:100%;max-width:1200px;display:flex;flex-direction:column;gap:2rem;animation:fadeIn .6s ease-out forwards}.header{display:flex;align-items:flex-start;justify-content:center;text-align:center;margin-bottom:1rem;gap:1rem}.header h1{font-size:2.5rem;font-weight:700;background:linear-gradient(135deg,#fff,#a5b4fc);background-clip:text;-webkit-background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:.5rem;letter-spacing:-.025em}.header p{color:var(--text-secondary);font-size:1.125rem}.panel{background:var(--glass-bg);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--glass-border);border-radius:var(--radius-xl);padding:2rem;box-shadow:var(--shadow-lg);display:flex;flex-direction:column;gap:1.5rem}.tabs-container{display:flex;background-color:var(--bg-surface);border-radius:var(--radius-lg);padding:.375rem;margin-bottom:.5rem;border:1px solid var(--border-color)}.tab-btn{flex:1;background:transparent;border:none;padding:.75rem 1rem;color:var(--text-secondary);font-size:.9375rem;font-weight:500;border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast)}.tab-btn:hover:not(.active){color:var(--text-primary);background-color:#ffffff08}.tab-btn.active{background-color:var(--accent-primary);color:#fff;box-shadow:var(--shadow-sm)}.settings-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1.5rem}.form-group{display:flex;flex-direction:column;gap:.5rem}.form-group label{font-size:.875rem;font-weight:500;color:var(--text-secondary)}.input-field{background-color:var(--bg-surface);border:1px solid var(--border-color);color:var(--text-primary);padding:.75rem 1rem;border-radius:var(--radius-md);font-family:inherit;font-size:1rem;transition:all var(--transition-fast);width:100%}.input-field:focus{outline:none;border-color:var(--accent-primary);box-shadow:0 0 0 3px var(--accent-light)}.dropzone{border:2px dashed var(--border-color);border-radius:var(--radius-lg);padding:3rem 2rem;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1rem;background-color:#2528304d;transition:all var(--transition-normal);cursor:pointer;text-align:center}.dropzone:hover,.dropzone.active{border-color:var(--accent-primary);background-color:var(--accent-light)}.dropzone-icon{color:var(--accent-primary);width:48px;height:48px;transition:transform var(--transition-normal)}.dropzone:hover .dropzone-icon{transform:translateY(-5px)}.dropzone-text{font-size:1.125rem;font-weight:500}.dropzone-subtext{font-size:.875rem;color:var(--text-muted)}.file-list{display:flex;flex-direction:column;gap:.75rem;max-height:250px;overflow-y:auto;padding-right:.5rem}.file-list::-webkit-scrollbar{width:6px}.file-list::-webkit-scrollbar-track{background:var(--bg-surface);border-radius:10px}.file-list::-webkit-scrollbar-thumb{background:var(--text-muted);border-radius:10px}.file-item{display:flex;align-items:center;justify-content:space-between;padding:.75rem 1rem;background-color:var(--bg-surface);border:1px solid var(--border-color);border-radius:var(--radius-md);transition:border-color var(--transition-fast)}.file-item:hover{border-color:var(--text-muted)}.file-info{display:flex;align-items:center;gap:.75rem;overflow:hidden}.file-icon{color:var(--accent-primary);flex-shrink:0}.file-name{font-size:.875rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.file-size{font-size:.75rem;color:var(--text-muted)}.remove-btn{background:transparent;border:none;color:var(--text-muted);cursor:pointer;padding:.25rem;border-radius:var(--radius-sm);transition:all var(--transition-fast);display:flex;align-items:center;justify-content:center}.remove-btn:hover{color:var(--error);background-color:#ef44441a}.btn-primary{background-color:var(--accent-primary);color:#fff;border:none;padding:1rem 2rem;border-radius:var(--radius-md);font-size:1rem;font-weight:600;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:.75rem;transition:all var(--transition-normal);width:100%}.btn-primary:hover:not(:disabled){background-color:var(--accent-hover);box-shadow:var(--shadow-glow);transform:translateY(-2px)}.btn-primary:active:not(:disabled){transform:translateY(0)}.btn-primary:disabled{opacity:.6;cursor:not-allowed;filter:grayscale(1)}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.spin{animation:spin 1s linear infinite}.generator-active-area{display:flex;flex-direction:column;gap:1.5rem}.generator-header{display:flex;justify-content:space-between;align-items:center;padding-bottom:1rem;border-bottom:1px solid var(--glass-border)}.generator-header-actions{display:flex;align-items:center;gap:.75rem}.languages-column{display:flex;flex-direction:column;gap:1rem}.round-title{color:var(--text-secondary);font-size:.875rem;text-transform:uppercase;letter-spacing:.05em;margin-top:1rem;margin-bottom:.5rem;padding-bottom:.5rem;border-bottom:1px solid rgba(255,255,255,.05)}.lang-generation-row{display:grid;grid-template-columns:40px minmax(240px,350px) minmax(240px,400px) auto;align-items:start;gap:1.5rem;background-color:var(--bg-surface);padding:1rem 1.25rem;border-radius:var(--radius-md);border:1px solid var(--border-color)}.lang-badge{font-weight:700;color:var(--accent-primary);font-size:.875rem}.ai-text-input{background-color:var(--bg-primary);border:1px solid var(--glass-border);padding:1rem;resize:none;width:100%;height:400px;align-self:start;line-height:1.4}.btn-generate{background-color:var(--bg-primary);color:var(--text-primary);border:1px solid var(--accent-primary);padding:.5rem 1rem;border-radius:var(--radius-sm);font-size:.875rem;cursor:pointer;display:flex;align-items:center;gap:.5rem;transition:all var(--transition-fast)}.btn-generate:hover:not(:disabled){background-color:var(--accent-light)}.btn-generate:disabled{opacity:.5;cursor:not-allowed}.ai-actions{display:flex;gap:1.5rem;align-items:center}.ai-buttons-col{display:flex;flex-direction:row;flex-wrap:wrap;gap:.75rem;justify-content:flex-start;align-self:center;max-width:160px}.thumbnail-wrapper{width:400px;height:400px;border-radius:var(--radius-md);overflow:hidden;border:2px solid var(--glass-border);flex-shrink:0;position:relative;z-index:1;background-color:#0006}.ai-thumbnail-preview{width:100%;height:100%;object-fit:contain;background-color:var(--bg-primary)}.thumbnail-placeholder{width:100%;height:100%;display:flex;align-items:center;justify-content:center;color:var(--text-muted);font-size:.875rem;letter-spacing:.01em;border:1px dashed var(--glass-border);background:#0f111540}.loading-skeleton{cursor:default!important;border-color:var(--glass-border)!important;background:linear-gradient(90deg,var(--bg-surface) 0%,var(--bg-secondary) 50%,var(--bg-surface) 100%);background-size:200% 100%;animation:shimmer 1.5s infinite linear}.loading-skeleton:hover{transform:none!important;box-shadow:none!important;z-index:1!important}.skeleton-inner{width:100%;height:100%;display:flex;align-items:center;justify-content:center}.ai-loading-icon{color:var(--accent-primary)}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.btn-stage{background-color:var(--bg-secondary);color:var(--text-primary);border:1px solid var(--border-color);padding:.5rem 1rem;border-radius:var(--radius-sm);font-size:.875rem;cursor:pointer;display:flex;align-items:center;gap:.5rem;transition:all var(--transition-fast)}.btn-stage:hover{background-color:var(--glass-bg)}.btn-stage.staged{background-color:#10b9811a;color:var(--success);border-color:var(--success)}.btn-regenerate{background-color:transparent;color:var(--text-secondary);border:1px solid transparent;padding:.5rem;border-radius:var(--radius-sm);cursor:pointer;display:flex;align-items:center;gap:.5rem;transition:all var(--transition-fast)}.btn-regenerate:hover{color:var(--text-primary);background-color:var(--bg-primary)}.download-bar{display:flex;justify-content:space-between;align-items:center;margin-top:1rem;padding-top:1.5rem;border-top:1px solid var(--glass-border)}.download-stats{color:var(--text-secondary);font-size:.9375rem}.drive-progress-text{color:var(--text-secondary);font-size:.875rem;margin-top:.75rem;word-break:break-word}.loader-container{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:2rem;gap:1rem}.progress-bar-bg{width:100%;height:8px;background-color:var(--bg-surface);border-radius:4px;overflow:hidden}.progress-bar-fill{height:100%;background-color:var(--accent-primary);transition:width .3s ease}.concepts-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.5rem;margin-top:1rem}.concept-card{display:flex;flex-direction:column;gap:1rem;background-color:var(--bg-surface);padding:1rem;border-radius:var(--radius-md);border:1px solid var(--border-color)}.concept-actions{display:flex;gap:.5rem;align-items:center}.btn-download-single{background-color:var(--bg-body);color:var(--text-secondary);border:1px solid var(--border-color);border-radius:var(--radius-sm);padding:.5rem;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s ease}.btn-download-single:hover{background-color:var(--border-color);color:var(--text-primary)}.mirror-toggle{display:flex;align-items:center;gap:.5rem;font-size:.875rem;color:var(--text-primary);margin-top:.25rem;cursor:pointer;-webkit-user-select:none;user-select:none}.mirror-toggle input[type=checkbox]{cursor:pointer;accent-color:var(--accent-primary)}@media(max-width:1320px){.lang-generation-row{grid-template-columns:40px 1fr;gap:1rem}.ai-text-input,.thumbnail-wrapper{width:100%;max-width:100%;height:min(70vw,400px)}.ai-buttons-col{grid-column:2;flex-direction:row;flex-wrap:wrap}}