@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap");:root{--color-bg-base:#f8fafc;--color-bg-surface:#fff;--color-bg-elevated:#f1f5f9;--color-bg-overlay:#e2e8f0;--color-border:rgba(15,23,42,.08);--color-border-hover:rgba(15,23,42,.15);--color-primary:#4f46e5;--color-primary-light:#6366f1;--color-primary-dark:#3730a3;--color-primary-glow:rgba(79,70,229,.15);--color-accent:#0ea5e9;--color-accent-light:#38bdf8;--color-success:#059669;--color-warning:#d97706;--color-danger:#dc2626;--color-text-primary:#0f172a;--color-text-secondary:#334155;--color-text-muted:#64748b;--color-text-inverse:#fff;--chart-1:#6366f1;--chart-2:#06b6d4;--chart-3:#10b981;--chart-4:#f59e0b;--chart-5:#ec4899;--chart-6:#8b5cf6;--space-1:0.25rem;--space-2:0.5rem;--space-3:0.75rem;--space-4:1rem;--space-5:1.25rem;--space-6:1.5rem;--space-8:2rem;--space-10:2.5rem;--space-12:3rem;--radius-sm:6px;--radius-md:10px;--radius-lg:16px;--radius-xl:24px;--radius-full:9999px;--font-sans:"Inter",system-ui,-apple-system,sans-serif;--font-mono:"JetBrains Mono","Fira Code",monospace;--transition-fast:150ms cubic-bezier(0.4,0,0.2,1);--transition-base:250ms cubic-bezier(0.4,0,0.2,1);--transition-slow:400ms cubic-bezier(0.4,0,0.2,1);--shadow-sm:0 1px 2px 0 rgba(0,0,0,.05);--shadow-md:0 4px 6px -1px rgba(0,0,0,.08),0 2px 4px -1px rgba(0,0,0,.04);--shadow-lg:0 10px 15px -3px rgba(0,0,0,.08),0 4px 6px -2px rgba(0,0,0,.04);--shadow-glow:0 0 24px var(--color-primary-glow);--sidebar-width:260px;--header-height:60px}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased}body{font-family:var(--font-sans);background-color:#0f172a;color:var(--color-text-primary);line-height:1.6;min-height:100vh}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--color-bg-surface)}::-webkit-scrollbar-thumb{background:var(--color-bg-overlay);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--color-border-hover)}.app-layout{display:flex;min-height:100vh}.app-sidebar{width:var(--sidebar-width);flex-shrink:0;background:var(--color-bg-surface);border-right:1px solid var(--color-border);position:fixed;top:0;left:0;height:100vh;overflow-y:auto;z-index:100;display:flex;flex-direction:column}.app-main{margin-left:var(--sidebar-width);flex:1 1;display:flex;flex-direction:column;min-height:100vh;background-color:var(--color-bg-base)}.app-header{height:var(--header-height);background:var(--color-bg-surface);border-bottom:1px solid var(--color-border);display:flex;align-items:center;padding:0 var(--space-6);position:-webkit-sticky;position:sticky;top:0;z-index:50;gap:var(--space-4)}.page-content{flex:1 1;padding:var(--space-5) var(--space-8) var(--space-8);max-width:1400px;width:100%;margin:0 auto;animation:slideUp .6s cubic-bezier(.16,1,.3,1) forwards}.sidebar-logo{padding:var(--space-6) var(--space-5);border-bottom:1px solid var(--color-border);display:flex;align-items:center;gap:var(--space-3)}.sidebar-logo-icon{width:36px;height:36px;background:linear-gradient(135deg,var(--color-primary),var(--color-accent));border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-glow)}.sidebar-logo-text{font-size:1.1rem;font-weight:700;background:linear-gradient(135deg,var(--color-primary-light),var(--color-accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.sidebar-logo-sub{font-size:.65rem;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.1em}.sidebar-nav{flex:1 1;padding:var(--space-4) 0}.sidebar-section-label{font-size:.65rem;font-weight:600;text-transform:uppercase;letter-spacing:.12em;color:var(--color-text-muted);padding:var(--space-3) var(--space-5) var(--space-2)}.sidebar-item{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-5);cursor:pointer;transition:all var(--transition-fast);position:relative;text-decoration:none;color:var(--color-text-secondary);font-size:.875rem;font-weight:500;border-radius:0}.sidebar-item:hover{color:var(--color-text-primary);background:rgba(99,102,241,.08)}.sidebar-item.active{color:var(--color-primary-light);background:rgba(99,102,241,.12)}.sidebar-item.active:before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:linear-gradient(180deg,var(--color-primary),var(--color-accent));border-radius:0 2px 2px 0}.sidebar-item-number{width:22px;height:22px;border-radius:var(--radius-full);background:var(--color-bg-overlay);color:var(--color-text-muted);font-size:.7rem;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:all var(--transition-fast)}.sidebar-item.active .sidebar-item-number{background:var(--color-primary);color:#fff}.sidebar-item.completed .sidebar-item-number{background:var(--color-success);color:#fff}.card{background:var(--color-bg-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-6);transition:all var(--transition-base)}.card:hover{border-color:var(--color-primary-glow);transform:translateY(-4px)}.card-elevated,.card:hover{box-shadow:var(--shadow-md)}.card-elevated{background:var(--color-bg-elevated)}.card-header{display:flex;align-items:center;gap:var(--space-3);margin-bottom:var(--space-6)}.card-title{font-size:1rem;font-weight:600;color:var(--color-text-primary)}.card-subtitle{font-size:.8rem;color:var(--color-text-muted);margin-top:2px}.stat-card{background:var(--color-bg-elevated);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-5);display:flex;flex-direction:column;gap:var(--space-2);transition:all var(--transition-base)}.stat-card:hover{border-color:var(--color-primary);box-shadow:var(--shadow-glow);transform:translateY(-2px)}.stat-card-icon{width:40px;height:40px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;margin-bottom:var(--space-2)}.stat-card-value{font-size:1.75rem;font-weight:700;color:var(--color-text-primary);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.stat-card-label{font-size:.8rem;color:var(--color-text-muted);font-weight:500}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-3) var(--space-5);border-radius:var(--radius-md);font-size:.875rem;font-weight:600;font-family:var(--font-sans);cursor:pointer;transition:all var(--transition-fast);border:1px solid transparent;text-decoration:none;white-space:nowrap}.btn:disabled{opacity:.45;cursor:not-allowed;pointer-events:none}.btn-primary{background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));color:#fff;box-shadow:0 2px 8px rgba(99,102,241,.4)}.btn-primary:hover{background:linear-gradient(135deg,var(--color-primary-light),var(--color-primary));box-shadow:0 4px 16px rgba(99,102,241,.5);transform:translateY(-1px)}.btn-secondary{background:var(--color-bg-elevated);color:var(--color-text-primary);border-color:var(--color-border)}.btn-secondary:hover{background:var(--color-bg-overlay);border-color:var(--color-border-hover)}.btn-ghost{background:transparent;color:var(--color-text-secondary)}.btn-ghost:hover{background:rgba(0,0,0,.05);color:var(--color-text-primary)}.btn-danger{background:rgba(239,68,68,.15);color:var(--color-danger);border-color:rgba(239,68,68,.3)}.btn-danger:hover{background:rgba(239,68,68,.25);border-color:var(--color-danger)}.btn-sm{padding:var(--space-2) var(--space-3);font-size:.8rem}.btn-lg{padding:var(--space-4) var(--space-8);font-size:1rem}.btn-icon{padding:var(--space-2);width:36px;height:36px}.badge{display:inline-flex;align-items:center;gap:4px;padding:3px var(--space-2);border-radius:var(--radius-full);font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em}.badge-primary{background:rgba(99,102,241,.15);color:var(--color-primary-light)}.badge-success{background:rgba(16,185,129,.15);color:var(--color-success)}.badge-warning{background:rgba(245,158,11,.15);color:var(--color-warning)}.badge-danger{background:rgba(239,68,68,.15);color:var(--color-danger)}.badge-info{background:rgba(6,182,212,.15);color:var(--color-accent)}.badge-muted{background:rgba(100,116,139,.15);color:var(--color-text-muted)}.form-group{display:flex;flex-direction:column;gap:var(--space-2)}.form-label{font-size:.8rem;font-weight:600;color:var(--color-text-secondary);text-transform:uppercase;letter-spacing:.05em}.form-label.required:after{content:" *";color:var(--color-danger)}.input,.select,.textarea{background:var(--color-bg-elevated);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text-primary);font-family:var(--font-sans);font-size:.875rem;padding:var(--space-3) var(--space-4);transition:border-color var(--transition-fast),box-shadow var(--transition-fast);width:100%;outline:none}.input:focus,.select:focus,.textarea:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-primary-glow)}.input::placeholder,.textarea::placeholder{color:var(--color-text-muted)}.select{-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right var(--space-3) center;padding-right:var(--space-8);cursor:pointer}.select option{background:var(--color-bg-elevated)}.textarea{resize:vertical;min-height:120px}.toggle-wrapper{display:flex;align-items:center;gap:var(--space-3);cursor:pointer}.toggle{position:relative;width:44px;height:24px;flex-shrink:0}.toggle input{opacity:0;width:0;height:0}.toggle-track{position:absolute;inset:0;background:var(--color-bg-overlay);border:1px solid var(--color-border);border-radius:var(--radius-full);transition:all var(--transition-fast)}.toggle input:checked~.toggle-track{background:var(--color-primary);border-color:var(--color-primary)}.toggle-thumb{position:absolute;top:3px;left:3px;width:16px;height:16px;background:#fff;border-radius:var(--radius-full);transition:transform var(--transition-fast);box-shadow:0 1px 3px rgba(0,0,0,.3)}.toggle input:checked~.toggle-track .toggle-thumb{transform:translateX(20px)}.table-wrapper{overflow-x:auto;border-radius:var(--radius-lg);border:1px solid var(--color-border)}.table{width:100%;border-collapse:collapse;font-size:.875rem}.table th{background:var(--color-bg-elevated);color:var(--color-text-muted);font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em;text-align:left;border-bottom:1px solid var(--color-border);white-space:nowrap}.table td,.table th{padding:var(--space-3) var(--space-4)}.table td{border-bottom:1px solid rgba(99,132,185,.07);color:var(--color-text-secondary);vertical-align:middle}.table tr:last-child td{border-bottom:none}.table tr:hover td{background:rgba(99,102,241,.04);color:var(--color-text-primary)}.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.7);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:200;display:flex;align-items:center;justify-content:center;padding:var(--space-4);animation:fadeIn var(--transition-fast)}.modal{background:var(--color-bg-elevated);border:1px solid var(--color-border);border-radius:var(--radius-xl);padding:var(--space-8);max-width:560px;width:100%;box-shadow:var(--shadow-lg);animation:slideUp var(--transition-base)}.modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-6)}.modal-title{font-size:1.1rem;font-weight:700}.page-header{margin-bottom:var(--space-6)}.page-title{font-size:1.75rem;font-weight:800;color:var(--color-text-primary);margin-bottom:var(--space-2)}.page-description{font-size:.9rem;color:var(--color-text-muted);max-width:600px}.module-tag{display:inline-flex;align-items:center;gap:var(--space-2);background:rgba(99,102,241,.12);border:1px solid rgba(99,102,241,.25);border-radius:var(--radius-full);padding:var(--space-1) var(--space-3);font-size:.7rem;font-weight:600;color:var(--color-primary-light);text-transform:uppercase;letter-spacing:.08em;margin-bottom:var(--space-3)}.grid-2{grid-template-columns:repeat(2,1fr);grid-gap:var(--space-4)}.grid-2,.grid-3{display:grid;gap:var(--space-4)}.grid-3{grid-template-columns:repeat(3,1fr);grid-gap:var(--space-4)}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);grid-gap:var(--space-4);gap:var(--space-4)}@media (max-width:1200px){.grid-4{grid-template-columns:repeat(2,1fr)}}@media (max-width:768px){.grid-3,.grid-4{grid-template-columns:1fr}}@media (max-width:640px){.grid-2{grid-template-columns:1fr}}.flex{display:flex}.flex-center{justify-content:center}.flex-between,.flex-center{display:flex;align-items:center}.flex-between{justify-content:space-between}.flex-col{display:flex;flex-direction:column}.gap-2{gap:var(--space-2)}.gap-3{gap:var(--space-3)}.gap-4{gap:var(--space-4)}.gap-6{gap:var(--space-6)}.drop-zone{border:2px dashed var(--color-border);border-radius:var(--radius-xl);padding:var(--space-12);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-4);cursor:pointer;transition:all var(--transition-base);background:rgba(99,102,241,.02);text-align:center}.drop-zone.dragover,.drop-zone:hover{border-color:var(--color-primary);background:var(--color-primary-glow);box-shadow:0 0 30px rgba(99,102,241,.1)}.drop-zone-icon{width:64px;height:64px;border-radius:var(--radius-xl);background:rgba(99,102,241,.1);display:flex;align-items:center;justify-content:center;color:var(--color-primary-light)}.drop-zone-title{font-size:1rem;font-weight:600;color:var(--color-text-primary)}.drop-zone-sub{font-size:.8rem;color:var(--color-text-muted)}.preview-pane{background:var(--color-bg-base);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--space-4);color:var(--color-text-secondary);max-height:200px;overflow-y:auto;line-height:1.7}.kwic-row td,.preview-pane{font-family:var(--font-mono);font-size:.8rem}.kwic-keyword{color:var(--color-primary-light);font-weight:700}.kwic-left{text-align:right}.kwic-left,.kwic-right{color:var(--color-text-muted)}.sentiment-positive{color:var(--color-success)}.sentiment-negative{color:var(--color-danger)}.sentiment-neutral{color:var(--color-warning)}.sentiment-manual{color:var(--color-accent)}@keyframes spin{to{transform:rotate(1turn)}}.spinner{width:24px;height:24px;border:3px solid var(--color-border);border-top-color:var(--color-primary);border-radius:var(--radius-full);animation:spin .8s linear infinite}.spinner-sm{width:16px;height:16px;border-width:2px}.spinner-lg{width:40px;height:40px;border-width:4px}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideIn{0%{opacity:0;transform:translateX(-12px)}to{opacity:1;transform:translateX(0)}}.animate-fade-in{animation:fadeIn var(--transition-base)}.animate-slide-up{animation:slideUp var(--transition-base)}.interpretation-box{background:rgba(99,102,241,.06);border:1px solid rgba(99,102,241,.2);border-radius:var(--radius-lg);padding:var(--space-5)}.interpretation-prompt{font-size:.875rem;color:var(--color-text-secondary);margin-bottom:var(--space-3);line-height:1.7}.interpretation-highlight{color:var(--color-primary-light);font-weight:600}.empty-state{flex-direction:column;gap:var(--space-4);padding:var(--space-12);text-align:center}.empty-state,.empty-state-icon{display:flex;align-items:center;justify-content:center;color:var(--color-text-muted)}.empty-state-icon{width:56px;height:56px;background:var(--color-bg-elevated);border-radius:var(--radius-xl)}.step-indicator{gap:0;margin-bottom:var(--space-8);overflow-x:auto;padding-bottom:var(--space-2)}.step,.step-indicator{display:flex;align-items:center}.step{gap:var(--space-2);flex-shrink:0}.step-dot{width:32px;height:32px;border-radius:var(--radius-full);background:var(--color-bg-elevated);border:2px solid var(--color-border);display:flex;align-items:center;justify-content:center;font-size:.75rem;font-weight:700;color:var(--color-text-muted);transition:all var(--transition-base)}.step.active .step-dot{background:var(--color-primary);border-color:var(--color-primary);color:#fff;box-shadow:0 0 12px var(--color-primary-glow)}.step.completed .step-dot{background:var(--color-success);border-color:var(--color-success);color:#fff}.step-label{font-size:.75rem;font-weight:500;color:var(--color-text-muted);white-space:nowrap}.step.active .step-label{color:var(--color-primary-light)}.step.completed .step-label{color:var(--color-success)}.step-connector{width:40px;height:2px;background:var(--color-border);margin:0 var(--space-2);flex-shrink:0;transition:background var(--transition-base)}.step-connector.completed{background:var(--color-success)}.text-primary{color:var(--color-text-primary)}.text-secondary{color:var(--color-text-secondary)}.text-muted{color:var(--color-text-muted)}.text-success{color:var(--color-success)}.text-danger{color:var(--color-danger)}.text-warning{color:var(--color-warning)}.text-accent{color:var(--color-accent)}.text-sm{font-size:.8rem}.text-xs{font-size:.7rem}.font-bold{font-weight:700}.font-semibold{font-weight:600}.font-mono{font-family:var(--font-mono)}.divider{height:1px;background:var(--color-border);margin:var(--space-6) 0}.truncate{overflow:hidden;white-space:nowrap;text-overflow:ellipsis}