:root{--color-bg-primary: #0a0a0b;--color-bg-secondary: #141416;--color-bg-tertiary: #1f1f23;--color-bg-card: #18181b;--color-text-primary: #fafafa;--color-text-secondary: #a1a1aa;--color-text-muted: #71717a;--color-accent: #6366f1;--color-accent-hover: #4f46e5;--color-accent-soft: rgba(99, 102, 241, .15);--color-success: #10b981;--color-warning: #f59e0b;--color-error: #ef4444;--color-easy: #10b981;--color-medium: #f59e0b;--color-hard: #ef4444;--color-border: #27272a;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--spacing-3xl: 4rem;--spacing-4xl: 6rem;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-full: 9999px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);--shadow-md: 0 4px 12px rgba(0, 0, 0, .4);--shadow-lg: 0 12px 24px rgba(0, 0, 0, .5);--shadow-glow: 0 0 24px rgba(99, 102, 241, .25);--font-sans: "Poppins", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono: "JetBrains Mono", "Fira Code", monospace;--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-slow: .35s ease}[data-theme=light]{--color-bg-primary: #ffffff;--color-bg-secondary: #f4f4f5;--color-bg-tertiary: #e4e4e7;--color-bg-card: #ffffff;--color-text-primary: #18181b;--color-text-secondary: #52525b;--color-text-muted: #71717a;--color-border: #d4d4d8;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 12px rgba(0, 0, 0, .08);--shadow-lg: 0 12px 24px rgba(0, 0, 0, .1)}*{margin:0;padding:0;box-sizing:border-box}html{font-size:16px;scroll-behavior:smooth}body{font-family:var(--font-sans);background:var(--color-bg-primary);color:var(--color-text-primary);line-height:1.6;min-height:100vh}body:before{content:"";position:fixed;top:0;left:0;width:100%;height:100%;background:radial-gradient(ellipse 80% 50% at 50% -20%,rgba(99,102,241,.12) 0%,transparent 50%);pointer-events:none;z-index:-1}a{color:var(--color-accent);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--color-accent-hover)}button{font-family:inherit;cursor:pointer}.app-container{max-width:1200px;margin:0 auto;padding:var(--spacing-lg);min-height:100vh}.page{animation:fadeIn var(--transition-normal)}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.grid{display:grid;gap:var(--spacing-lg)}.grid-2{grid-template-columns:1fr 1fr}.grid-2>*{align-self:stretch}.grid-3{grid-template-columns:repeat(3,1fr)}@media(max-width:768px){.grid-2,.grid-3{grid-template-columns:1fr}}.card{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-lg);transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}.card:hover{border-color:var(--color-bg-tertiary)}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--spacing-md)}.card-title{font-size:1.125rem;font-weight:600}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-lg);border:none;border-radius:var(--radius-md);font-size:.875rem;font-weight:500;transition:all var(--transition-fast)}.btn-primary{background:var(--color-accent);color:#fff}.btn-primary:hover{background:var(--color-accent-hover);box-shadow:var(--shadow-glow)}.btn-secondary{background:var(--color-bg-tertiary);color:var(--color-text-primary)}.btn-secondary:hover{background:var(--color-bg-secondary)}.btn-ghost{background:transparent;color:var(--color-text-secondary)}.btn-ghost:hover{background:var(--color-bg-tertiary);color:var(--color-text-primary)}.btn-lg{padding:var(--spacing-md) var(--spacing-xl);font-size:1rem}.btn-icon{width:40px;height:40px;padding:0;border-radius:var(--radius-full)}.badge{display:inline-flex;align-items:center;padding:var(--spacing-xs) var(--spacing-sm);border-radius:var(--radius-full);font-size:.75rem;font-weight:500}.badge-easy{background:#22c55e26;color:var(--color-easy)}.badge-medium{background:#f59e0b26;color:var(--color-medium)}.badge-hard{background:#ef444426;color:var(--color-hard)}.badge-pattern{background:var(--color-accent-soft);color:var(--color-accent)}.progress-ring{position:relative;display:inline-flex;align-items:center;justify-content:center}.progress-ring svg{transform:rotate(-90deg)}.progress-ring-track{fill:none;stroke:var(--color-bg-tertiary)}.progress-ring-progress{fill:none;stroke:var(--color-accent);stroke-linecap:round;transition:stroke-dashoffset var(--transition-slow)}.progress-bar{height:8px;background:var(--color-bg-tertiary);border-radius:var(--radius-full);overflow:hidden}.progress-bar-fill{height:100%;background:linear-gradient(90deg,var(--color-accent),#8b5cf6);border-radius:var(--radius-full);transition:width var(--transition-slow)}.input{width:100%;padding:var(--spacing-sm) var(--spacing-md);background:var(--color-bg-secondary);border:1px solid var(--color-bg-tertiary);border-radius:var(--radius-md);color:var(--color-text-primary);font-size:.875rem;transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}.input:focus{outline:none;border-color:var(--color-accent);box-shadow:0 0 0 3px var(--color-accent-soft)}.input::placeholder{color:var(--color-text-muted)}textarea.input{min-height:150px;resize:vertical;font-family:var(--font-mono)}.readiness-meter{text-align:center;padding:var(--spacing-xl);display:flex;flex-direction:column;justify-content:center;align-items:center;height:100%}.readiness-days{font-size:4rem;font-weight:700;background:linear-gradient(135deg,var(--color-accent),#8b5cf6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.readiness-label{font-size:1.125rem;color:var(--color-text-secondary)}.readiness-trend{display:inline-flex;align-items:center;gap:var(--spacing-xs);margin-top:var(--spacing-sm);padding:var(--spacing-xs) var(--spacing-md);border-radius:var(--radius-full);font-size:.875rem}.readiness-trend.improving{background:#22c55e26;color:var(--color-success)}.readiness-trend.stable{background:#f59e0b26;color:var(--color-warning)}.readiness-trend.slowing{background:#ef444426;color:var(--color-error)}.target-date{font-size:2.25rem;font-weight:700;background:linear-gradient(135deg,var(--color-accent),#8b5cf6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1.2;margin-bottom:var(--spacing-xs)}.days-remaining{font-size:1rem;color:var(--color-text-secondary);font-weight:500;margin-bottom:var(--spacing-md)}.speed-message{font-size:.875rem;font-weight:500;margin-top:var(--spacing-sm);padding:var(--spacing-xs) var(--spacing-md);border-radius:var(--radius-md);background:var(--color-bg-tertiary)}.question-list{display:flex;flex-direction:column;gap:var(--spacing-md)}.question-item{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md);background:var(--color-bg-card);border:1px solid var(--color-bg-tertiary);border-radius:var(--radius-lg);cursor:pointer;transition:all var(--transition-fast)}.question-item:hover{border-color:var(--color-accent);transform:translate(4px)}.question-item.skeleton{cursor:default;pointer-events:none}.question-item.skeleton:hover{transform:none;border-color:var(--color-bg-tertiary)}.skeleton-box{background:linear-gradient(90deg,var(--color-bg-tertiary) 25%,var(--color-bg-secondary) 50%,var(--color-bg-tertiary) 75%);background-size:200% 100%;animation:skeleton-shimmer 1.5s infinite;border-radius:var(--radius-sm)}@keyframes skeleton-shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.question-number{width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:var(--color-bg-tertiary);border-radius:var(--radius-md);font-weight:600;color:var(--color-text-secondary)}.question-info{flex:1}.question-title{font-weight:500;margin-bottom:var(--spacing-xs)}.question-meta{display:flex;gap:var(--spacing-sm);font-size:.875rem;color:var(--color-text-muted)}.question-status{width:24px;height:24px;border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center}.question-status.done{background:var(--color-success);color:#fff}.question-status.started{background:var(--color-warning);color:#fff}.audio-recorder{display:flex;flex-direction:column;align-items:center;gap:var(--spacing-lg);padding:var(--spacing-xl);background:var(--color-bg-card);border-radius:var(--radius-xl)}.record-btn{width:80px;height:80px;border-radius:var(--radius-full);background:var(--color-error);border:4px solid rgba(239,68,68,.3);display:flex;align-items:center;justify-content:center;transition:all var(--transition-fast)}.record-btn:hover{transform:scale(1.05);box-shadow:0 0 30px #ef444466}.record-btn.recording{animation:pulse 1.5s infinite}@keyframes pulse{0%,to{box-shadow:0 0 #ef444466}50%{box-shadow:0 0 0 15px #ef444400}}.recording-timer{font-size:2rem;font-weight:600;font-family:var(--font-mono)}.nav{display:flex;align-items:center;justify-content:space-between;padding:var(--spacing-md) 0;margin-bottom:var(--spacing-xl);border-bottom:1px solid var(--color-border);position:relative;z-index:100}.nav-logo{display:flex;align-items:center;gap:var(--spacing-sm);font-size:1.25rem;font-weight:700;color:var(--color-text-primary)}.nav-logo span{background:linear-gradient(135deg,var(--color-accent),#8b5cf6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.nav-links{display:flex;gap:var(--spacing-sm)}.nav-link{color:var(--color-text-secondary);font-weight:500;padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--radius-md);transition:all var(--transition-fast)}.nav-link:hover,.nav-link.active{color:var(--color-text-primary);background:var(--color-bg-tertiary)}.nav-actions{display:flex;align-items:center;gap:var(--spacing-sm)}.theme-toggle{background:none;border:none;font-size:1.25rem;cursor:pointer;padding:var(--spacing-sm);border-radius:var(--radius-md);transition:background var(--transition-fast)}.theme-toggle:hover{background:var(--color-bg-tertiary)}.menu-toggle{display:none;background:none;border:none;padding:var(--spacing-sm);cursor:pointer}.hamburger{display:flex;flex-direction:column;gap:4px;width:24px}.hamburger span{display:block;height:2px;background:var(--color-text-primary);border-radius:2px;transition:all var(--transition-fast)}.hamburger.open span:nth-child(1){transform:rotate(45deg) translate(4px,5px)}.hamburger.open span:nth-child(2){opacity:0}.hamburger.open span:nth-child(3){transform:rotate(-45deg) translate(4px,-5px)}.menu-panel{position:fixed;top:0;right:-280px;width:280px;height:100vh;background:var(--color-bg-card);border-left:1px solid var(--color-border);z-index:1000;transition:right var(--transition-normal);box-shadow:var(--shadow-lg)}.menu-panel.open{right:0}.menu-panel-content{display:flex;flex-direction:column;height:100%;padding:var(--spacing-xl) var(--spacing-lg)}.menu-links{display:flex;flex-direction:column;gap:var(--spacing-xs);flex:1;padding-top:var(--spacing-lg)}.menu-link{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md);color:var(--color-text-secondary);font-weight:500;border-radius:var(--radius-md);transition:all var(--transition-fast)}.menu-link:hover,.menu-link.active{color:var(--color-text-primary);background:var(--color-bg-tertiary)}.menu-bottom{border-top:1px solid var(--color-border);padding-top:var(--spacing-lg);display:flex;flex-direction:column;gap:var(--spacing-sm)}.menu-theme-toggle{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md);color:var(--color-text-secondary);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast)}.menu-theme-toggle:hover{background:var(--color-bg-tertiary)}.menu-signout{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md);background:#ef44441a;border:none;border-radius:var(--radius-md);color:var(--color-error);font-weight:500;cursor:pointer;transition:all var(--transition-fast)}.menu-signout:hover{background:#ef444433}.menu-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#00000080;z-index:999}@media(min-width:769px){.menu-toggle{display:none}.desktop-nav{display:flex}}@media(max-width:768px){.menu-toggle{display:block}.desktop-nav{display:none}.nav{flex-direction:row;gap:0}}.text-center{text-align:center}.text-muted{color:var(--color-text-muted)}.mt-sm{margin-top:var(--spacing-sm)}.mt-md{margin-top:var(--spacing-md)}.mt-lg{margin-top:var(--spacing-lg)}.mb-sm{margin-bottom:var(--spacing-sm)}.mb-md{margin-bottom:var(--spacing-md)}.mb-lg{margin-bottom:var(--spacing-lg)}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-sm{gap:var(--spacing-sm)}.gap-md{gap:var(--spacing-md)}.gap-lg{gap:var(--spacing-lg)}.justify-center{justify-content:center}.mb-xs{margin-bottom:var(--spacing-xs)}.learn-header{margin-bottom:var(--spacing-xl)}.learn-header h1{font-size:2rem;font-weight:600;margin-bottom:var(--spacing-xs)}.learn-layout{display:grid;grid-template-columns:280px 1fr;gap:var(--spacing-xl);min-height:70vh}@media(max-width:768px){.learn-layout{grid-template-columns:1fr}}.pattern-list-container{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-md);height:fit-content;position:sticky;top:var(--spacing-lg)}.pattern-list-title{font-size:.875rem;font-weight:600;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:var(--spacing-md);padding:0 var(--spacing-sm)}.pattern-list{display:flex;flex-direction:column;gap:var(--spacing-xs)}.pattern-item{display:flex;justify-content:space-between;align-items:center;padding:var(--spacing-sm) var(--spacing-md);background:transparent;border:none;border-radius:var(--radius-md);color:var(--color-text-secondary);font-size:.9rem;text-align:left;cursor:pointer;transition:all var(--transition-fast)}.pattern-item:hover:not(.disabled){background:var(--color-bg-tertiary);color:var(--color-text-primary)}.pattern-item.active{background:var(--color-accent-soft);color:var(--color-accent)}.pattern-item.disabled{opacity:.5;cursor:not-allowed}.pattern-check{font-size:.8rem}.learn-content{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-xl)}.learn-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:var(--spacing-2xl)}.learn-empty-icon{font-size:4rem;margin-bottom:var(--spacing-lg)}.learn-details h2{font-size:1.5rem;font-weight:600;margin-bottom:var(--spacing-lg)}.video-container{position:relative;width:100%;padding-bottom:56.25%;margin-bottom:var(--spacing-xl);border-radius:var(--radius-lg);overflow:hidden;background:var(--color-bg-secondary)}.video-container iframe{position:absolute;top:0;left:0;width:100%;height:100%;border:none;z-index:1;pointer-events:auto}.theory-section,.key-points-section{margin-bottom:var(--spacing-xl)}.theory-section h3,.key-points-section h3{font-size:1rem;font-weight:600;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:var(--spacing-md)}.theory-section p{color:var(--color-text-secondary);line-height:1.7}.key-points-list{list-style:none;display:flex;flex-direction:column;gap:var(--spacing-sm)}.key-points-list li{position:relative;padding-left:var(--spacing-lg);color:var(--color-text-secondary)}.key-points-list li:before{content:"→";position:absolute;left:0;color:var(--color-accent)}.learn-actions{padding-top:var(--spacing-lg);border-top:1px solid var(--color-border)}.target-days-selector{display:flex;gap:var(--spacing-sm);flex-wrap:wrap}.target-day-btn{flex:1;min-width:60px;padding:var(--spacing-md);background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text-secondary);font-weight:500;cursor:pointer;transition:all var(--transition-fast)}.target-day-btn:hover{border-color:var(--color-accent);color:var(--color-text-primary)}.target-day-btn.active{background:var(--color-accent-soft);border-color:var(--color-accent);color:var(--color-accent)}.activity-heatmap{width:100%}.heatmap-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--spacing-md)}.heatmap-month-label{font-size:.875rem;font-weight:600;color:var(--color-text-primary);margin-bottom:var(--spacing-sm);display:block}.heatmap-stats{font-size:.8rem;color:var(--color-text-muted)}.heatmap-stats strong{color:var(--color-text-secondary)}.heatmap-scroll-container{overflow-x:auto;padding-bottom:var(--spacing-sm);scrollbar-width:thin;scrollbar-color:var(--color-border) transparent}.heatmap-months-row{display:flex;gap:var(--spacing-lg)}.heatmap-month-block{min-width:200px}.heatmap-month-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:4px}.heatmap-day{aspect-ratio:1;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;font-size:.65rem;font-weight:500;color:var(--color-text-muted);cursor:default}.heatmap-day.empty{visibility:hidden}.heatmap-day.today{border:1px solid var(--color-accent)}.heatmap-day .day-number{opacity:.8}.heatmap-day.level-0{background:var(--color-bg-tertiary)}.heatmap-day.level-1{background:#22c55e4d;color:var(--color-text-primary)}.heatmap-day.level-2{background:#22c55e80;color:var(--color-text-primary)}.heatmap-day.level-3{background:#22c55eb3;color:#fff}.heatmap-day.level-4{background:#22c55e;color:#fff}.heatmap-legend{display:flex;align-items:center;gap:var(--spacing-xs);justify-content:flex-end;margin-top:var(--spacing-sm);font-size:.7rem}.heatmap-cell{width:12px;height:12px;border-radius:3px}.heatmap-cell.level-0{background:var(--color-bg-tertiary)}.heatmap-cell.level-1{background:#22c55e4d}.heatmap-cell.level-2{background:#22c55e80}.heatmap-cell.level-3{background:#22c55eb3}.heatmap-cell.level-4{background:#22c55e}.progress-bar-container{width:100%;background:var(--color-bg-tertiary);border-radius:var(--radius-full)}.pattern-group{padding:0;overflow:hidden;border:1px solid var(--color-border);transition:all var(--transition-normal)}.pattern-group:hover{border-color:var(--color-bg-tertiary)}.pattern-header{padding:var(--spacing-md);background:var(--color-bg-card);cursor:pointer;-webkit-user-select:none;user-select:none;transition:background-color var(--transition-fast)}.pattern-header:hover{background:var(--color-bg-tertiary)}.chevron{font-size:.75rem;color:var(--color-text-muted);transition:transform var(--transition-fast)}.chevron.collapsed{transform:rotate(-90deg)}.pattern-questions{border-top:1px solid var(--color-border)}.question-row{display:flex;align-items:center;padding:var(--spacing-md);border-bottom:1px solid var(--color-border);background:var(--color-bg-card);transition:background-color var(--transition-fast);cursor:pointer;gap:var(--spacing-md)}.question-row:last-child{border-bottom:none}.question-row:hover{background:var(--color-bg-tertiary)}.question-row.completed{background:#10b98108}.question-row.completed:hover{background:#10b98114}.col-id{font-family:var(--font-mono);font-size:.875rem;flex-shrink:0;width:40px;text-align:center}.col-title{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis}.col-status{flex-shrink:0;width:32px;display:flex;justify-content:flex-end;margin-left:auto}.question-row.completed .col-title{color:var(--color-text-muted);text-decoration:line-through}.col-meta{font-size:.8rem;flex-shrink:0}.badge-pill{display:inline-flex;padding:2px 8px;border-radius:var(--radius-full);background:var(--color-bg-tertiary);color:var(--color-text-secondary);font-size:.75rem;white-space:nowrap}.status-check{width:24px;height:24px;background:var(--color-success);color:#fff;border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;font-size:.875rem}.status-check.sm{width:16px;height:16px;font-size:.65rem}.status-circle{width:24px;height:24px;border:2px solid var(--color-border);border-radius:var(--radius-full)}.skeleton-group{padding:var(--spacing-md)}.skeleton-header{display:flex;flex-direction:column;gap:8px}.desktop-only{display:flex}.mobile-only{display:none}@media(max-width:768px){.desktop-only{display:none}.mobile-only{display:block}.question-row{padding:var(--spacing-sm);gap:var(--spacing-sm)}}@media(max-width:768px){.app-container{padding:var(--spacing-sm)}.card{padding:var(--spacing-lg)}h1{font-size:1.5rem}h2{font-size:1.25rem}.btn-mobile-full{width:100%}.target-date{font-size:1.5rem}.readiness-days{font-size:2.5rem}.readiness-meter{padding:var(--spacing-md)}.speed-message{font-size:.75rem}.pattern-list-container{position:relative;top:0}.learn-header h1{font-size:1.5rem}.questions-header{flex-direction:column;align-items:stretch;gap:var(--spacing-md)}.questions-filters{flex-direction:column;gap:var(--spacing-sm)}.questions-filters .input{min-width:100%!important}.solve-header{flex-direction:column;align-items:flex-start;gap:var(--spacing-md)}.solve-header .btn{width:100%}.activity-reason{max-width:60%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.heatmap-month-block{min-width:160px}.nav-link{padding:var(--spacing-md)}.nav-links{gap:var(--spacing-sm)}}@media(max-width:480px){.app-container{padding:var(--spacing-sm)}.card{padding:var(--spacing-lg);border-radius:var(--radius-md)}.target-date{font-size:1.25rem}.readiness-days{font-size:2rem}.badge{font-size:.65rem;padding:2px 6px}.btn{padding:var(--spacing-sm) var(--spacing-md);font-size:.8rem}.btn-lg{padding:var(--spacing-md);font-size:.875rem}.chevron{display:none}.question-row{padding:var(--spacing-xs)}.col-id{width:30px!important;font-size:.75rem}.profile-avatar-lg{width:56px!important;height:56px!important;font-size:1.5rem!important}.profile-action-row{flex-direction:column;align-items:stretch;gap:var(--spacing-sm)}.profile-action-row .btn{width:100%;margin-top:var(--spacing-sm)}.profile-support-text{font-size:.8rem;line-height:1.4}}.ai-feedback-content{line-height:1.7}.ai-feedback-content p{margin:0 0 var(--spacing-sm) 0}.ai-feedback-content p:last-child{margin-bottom:0}.ai-feedback-content strong{font-weight:600;color:var(--color-text-primary)}.ai-feedback-content ul,.ai-feedback-content ol{margin:var(--spacing-sm) 0;padding-left:var(--spacing-lg)}.ai-feedback-content li{margin-bottom:var(--spacing-xs)}.ai-feedback-content code{background:var(--color-bg-tertiary);padding:2px 6px;border-radius:var(--radius-sm);font-family:var(--font-mono);font-size:.85em}.ai-feedback-content h1,.ai-feedback-content h2,.ai-feedback-content h3{margin-top:var(--spacing-sm);margin-bottom:var(--spacing-xs);font-weight:600;color:var(--color-text-primary)}.ai-feedback-content h3{font-size:.95rem}.audio-player{display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-md);background:var(--color-bg-tertiary);border:1px solid var(--color-border);border-radius:var(--radius-lg);width:100%}.audio-player-btn{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:50%;background:var(--color-accent);color:#fff;border:none;cursor:pointer;transition:all .2s ease;flex-shrink:0}.audio-player-btn:hover:not(:disabled){transform:scale(1.05);background:var(--color-accent-hover)}.audio-player-btn:disabled{opacity:.5;cursor:not-allowed}.audio-player-progress{flex:1;position:relative;height:36px;display:flex;align-items:center}.audio-player-slider{-webkit-appearance:none;appearance:none;width:100%;height:6px;border-radius:3px;background:linear-gradient(to right,var(--color-accent) 0%,var(--color-accent) var(--progress, 0%),var(--color-bg-secondary) var(--progress, 0%),var(--color-bg-secondary) 100%);cursor:pointer;outline:none}.audio-player-slider::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:14px;height:14px;border-radius:50%;background:var(--color-accent);border:2px solid var(--color-bg-primary);box-shadow:0 2px 4px #0000004d;cursor:pointer;transition:transform .15s ease}.audio-player-slider::-webkit-slider-thumb:hover{transform:scale(1.15)}.audio-player-slider::-moz-range-thumb{width:14px;height:14px;border-radius:50%;background:var(--color-accent);border:2px solid var(--color-bg-primary);box-shadow:0 2px 4px #0000004d;cursor:pointer}.audio-player-slider:disabled{opacity:.5;cursor:not-allowed}.audio-player-time{display:flex;align-items:center;gap:2px;font-size:.75rem;font-family:var(--font-mono);color:var(--color-text-primary);min-width:70px;justify-content:center}.audio-player-separator{opacity:.5;color:var(--color-text-muted)}.audio-player-volume-icon{color:var(--color-text-secondary);opacity:.7;flex-shrink:0}[data-theme=light] .audio-player{background:var(--color-bg-secondary);border-color:var(--color-border)}[data-theme=light] .audio-player-slider{background:linear-gradient(to right,var(--color-accent) 0%,var(--color-accent) var(--progress, 0%),var(--color-bg-tertiary) var(--progress, 0%),var(--color-bg-tertiary) 100%)}[data-theme=light] .audio-player-slider::-webkit-slider-thumb{border-color:#fff;box-shadow:0 2px 4px #00000026}[data-theme=light] .audio-player-slider::-moz-range-thumb{border-color:#fff;box-shadow:0 2px 4px #00000026}.trial-banner{display:flex;justify-content:center;padding:var(--spacing-sm) var(--spacing-md);font-size:.875rem;font-weight:500;max-width:600px;margin:var(--spacing-lg) auto var(--spacing-lg);border-radius:var(--radius-lg)}.trial-banner__content{display:flex;align-items:center;gap:var(--spacing-sm)}.trial-banner__link{color:inherit;font-weight:600;text-decoration:underline;text-underline-offset:2px}.trial-banner__link:hover{opacity:.8}.trial-banner__button{display:inline-flex;align-items:center;gap:4px;padding:4px 12px;margin-left:var(--spacing-sm);background:#fff3;border-radius:var(--radius-full);color:inherit;font-weight:600;font-size:.75rem;text-decoration:none;transition:all .2s ease}.trial-banner__button:hover{background:#ffffff4d;transform:translateY(-1px)}.trial-banner--info{background:linear-gradient(90deg,var(--color-accent),#8b5cf6);color:#fff}.trial-banner--warning{background:linear-gradient(90deg,var(--color-warning),#ea580c);color:#fff}.trial-banner--expired{background:linear-gradient(90deg,var(--color-error),#dc2626);color:#fff}.trial-banner--promo{background:linear-gradient(90deg,var(--color-accent),#8b5cf6);color:#fff}[data-theme=light] .trial-banner__button{background:#0000001a}[data-theme=light] .trial-banner__button:hover{background:#0003}.pricing-container{max-width:1200px;margin:0 auto;padding:var(--spacing-xl) var(--spacing-md)}.pricing-header{text-align:center;margin-bottom:var(--spacing-2xl)}.pricing-header h1{font-size:2rem;font-weight:700;margin-bottom:var(--spacing-sm);background:linear-gradient(135deg,var(--color-text-primary),var(--color-accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.pricing-header p{color:var(--color-text-secondary);font-size:1.125rem}.pricing-current{display:flex;align-items:center;justify-content:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-md);background:var(--color-accent-soft);border-radius:var(--radius-full);color:var(--color-accent);font-weight:500;margin-bottom:var(--spacing-xl);width:fit-content;margin-left:auto;margin-right:auto}.pricing-loading{display:flex;justify-content:center;padding:var(--spacing-3xl);color:var(--color-text-muted)}.pricing-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:var(--spacing-lg);margin-bottom:var(--spacing-xl)}.pricing-card{position:relative;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-xl);padding:var(--spacing-xl);display:flex;flex-direction:column;transition:all .3s ease}.pricing-card:hover{border-color:var(--color-text-muted);transform:translateY(-4px);box-shadow:var(--shadow-lg)}.pricing-card.popular{border-color:var(--color-accent);box-shadow:0 0 0 1px var(--color-accent),var(--shadow-glow)}.pricing-badge{position:absolute;top:-12px;left:50%;transform:translate(-50%);display:flex;align-items:center;gap:4px;background:linear-gradient(135deg,var(--color-accent),#8b5cf6);color:#fff;padding:4px 12px;border-radius:var(--radius-full);font-size:.75rem;font-weight:600;white-space:nowrap}.pricing-card-header{text-align:center;margin-bottom:var(--spacing-lg);padding-bottom:var(--spacing-md);border-bottom:1px solid var(--color-border)}.pricing-card h3{font-size:1.25rem;font-weight:600;color:var(--color-text-primary)}.pricing-price-box{display:flex;align-items:baseline;justify-content:center;gap:4px;margin:var(--spacing-sm) 0}.pricing-price-box .price{font-size:2.25rem;font-weight:700;color:var(--color-text-primary)}.pricing-price-box .period{color:var(--color-text-muted);font-size:.875rem}.pricing-features-list{display:flex;flex-direction:column;gap:var(--spacing-sm);flex:1;margin-bottom:var(--spacing-xl)}.feature-item{display:flex;align-items:center;gap:var(--spacing-sm);font-size:.9rem;color:var(--color-text-secondary)}.feature-item.disabled{color:var(--color-text-muted);opacity:.7}.feature-item.disabled span{text-decoration:line-through}.icon-check{color:var(--color-success);flex-shrink:0}.icon-x{color:var(--color-text-muted);flex-shrink:0}.savings-tag{display:inline-block;background:var(--color-success);color:#fff;font-size:.75rem;font-weight:600;padding:2px 8px;border-radius:var(--radius-full);margin-top:var(--spacing-xs)}.btn-full{width:100%}.pricing-note{font-size:.875rem}.pricing-current-badge{background:var(--color-bg-tertiary);color:var(--color-text-muted);padding:var(--spacing-xs) var(--spacing-sm);border-radius:var(--radius-sm);font-size:.75rem;font-weight:500;margin-top:var(--spacing-sm);text-align:center}.pricing-error{display:flex;align-items:center;justify-content:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-md);background:#ef44441a;border:1px solid var(--color-error);border-radius:var(--radius-md);color:var(--color-error);margin-bottom:var(--spacing-lg)}.pricing-cta{display:flex;align-items:center;justify-content:center;gap:var(--spacing-sm);width:100%;max-width:400px;margin:0 auto var(--spacing-md);padding:var(--spacing-md) var(--spacing-xl);font-size:1.125rem}.pricing-note{text-align:center;color:var(--color-text-muted);font-size:.875rem}.pricing-success{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:var(--spacing-4xl) var(--spacing-md)}.pricing-success-icon{width:80px;height:80px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--color-accent),#8b5cf6);border-radius:50%;color:#fff;margin-bottom:var(--spacing-lg);animation:pulse 2s ease-in-out infinite}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}.pricing-success h1{font-size:2rem;font-weight:700;margin-bottom:var(--spacing-sm);color:var(--color-text-primary)}.pricing-success p{color:var(--color-text-secondary);margin-bottom:var(--spacing-xl)}[data-theme=light] .pricing-card{background:#fff}[data-theme=light] .pricing-radio.checked{box-shadow:inset 0 0 0 4px #fff}.policy-container{max-width:800px;margin:0 auto;padding:var(--spacing-xl) var(--spacing-md)}.policy-container h1{font-size:2rem;font-weight:700;margin-bottom:var(--spacing-sm);color:var(--color-text-primary)}.policy-updated{color:var(--color-text-muted);font-size:.875rem;margin-bottom:var(--spacing-2xl)}.policy-section{margin-bottom:var(--spacing-2xl)}.policy-section h2{font-size:1.25rem;font-weight:600;color:var(--color-text-primary);margin-bottom:var(--spacing-md);padding-bottom:var(--spacing-sm);border-bottom:1px solid var(--color-border)}.policy-section h3{font-size:1rem;font-weight:600;color:var(--color-text-primary);margin:var(--spacing-md) 0 var(--spacing-sm)}.policy-section h4{font-size:1rem;font-weight:500;color:var(--color-text-primary);margin-bottom:var(--spacing-xs)}.policy-section p{color:var(--color-text-secondary);line-height:1.7;margin-bottom:var(--spacing-md)}.policy-section ul,.policy-section ol{color:var(--color-text-secondary);line-height:1.7;padding-left:var(--spacing-xl);margin-bottom:var(--spacing-md)}.policy-section li{margin-bottom:var(--spacing-sm)}.policy-section a{color:var(--color-accent);text-decoration:underline;text-underline-offset:2px}.policy-section a:hover{opacity:.8}.policy-footer{margin-top:var(--spacing-3xl);padding-top:var(--spacing-xl);border-top:1px solid var(--color-border)}.contact-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:var(--spacing-lg);margin-bottom:var(--spacing-2xl)}.contact-card{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-lg);text-align:center}.contact-icon{width:48px;height:48px;display:flex;align-items:center;justify-content:center;background:var(--color-accent-soft);color:var(--color-accent);border-radius:50%;margin:0 auto var(--spacing-md)}.contact-card h3{font-size:1rem;font-weight:600;color:var(--color-text-primary);margin-bottom:var(--spacing-xs)}.contact-card p{color:var(--color-text-muted);font-size:.875rem;margin-bottom:var(--spacing-sm)}.contact-link{color:var(--color-accent);font-weight:500;text-decoration:none}.contact-link:hover{text-decoration:underline}.contact-highlight{color:var(--color-text-primary);font-weight:600}.faq-item{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--spacing-md);margin-bottom:var(--spacing-md)}.faq-item h4{margin-bottom:var(--spacing-sm)}.faq-item p{margin-bottom:0;font-size:.875rem}[data-theme=light] .policy-container h1{color:var(--color-text-primary)}[data-theme=light] .contact-card{background:#fff}.terms-checkbox{display:flex;align-items:flex-start;gap:var(--spacing-sm);cursor:pointer}.terms-checkbox input[type=checkbox]{width:18px;height:18px;margin-top:2px;accent-color:var(--color-accent);cursor:pointer}.terms-text{font-size:.875rem;color:var(--color-text-secondary);line-height:1.5}.terms-text a{color:var(--color-accent);text-decoration:underline;text-underline-offset:2px}.terms-text a:hover{opacity:.8}.premium-gate{display:flex;justify-content:center;align-items:center;min-height:400px;padding:var(--spacing-xl)}.premium-gate-card{text-align:center;max-width:400px;padding:var(--spacing-2xl);background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-xl)}.premium-gate-badge{display:inline-flex;align-items:center;gap:var(--spacing-xs);padding:var(--spacing-xs) var(--spacing-md);background:linear-gradient(135deg,var(--color-accent),#8b5cf6);color:#fff;border-radius:var(--radius-full);font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;margin-bottom:var(--spacing-md)}.premium-gate h2{font-size:1.5rem;font-weight:700;color:var(--color-text-primary);margin-bottom:var(--spacing-sm)}.premium-gate p{color:var(--color-text-secondary);margin-bottom:var(--spacing-lg)}.premium-gate-features{list-style:none;padding:0;margin:0 0 var(--spacing-xl);text-align:left}.premium-gate-features li{padding:var(--spacing-sm) 0;color:var(--color-text-secondary);font-size:.9375rem}.premium-gate .btn{display:inline-flex;align-items:center;gap:var(--spacing-sm)}.premium-gate-note{margin-top:var(--spacing-md);font-size:.875rem;color:var(--color-text-muted)}.premium-gate-preview{position:relative}.premium-gate-blur{filter:blur(8px);pointer-events:none;-webkit-user-select:none;user-select:none}.premium-gate-overlay{position:absolute;inset:0;display:flex;justify-content:center;align-items:center;background:rgba(var(--color-bg-primary-rgb),.7);z-index:10}.premium-gate-content{text-align:center;padding:var(--spacing-xl);background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg)}.premium-gate-icon{width:64px;height:64px;display:flex;align-items:center;justify-content:center;margin:0 auto var(--spacing-md);background:var(--color-accent-soft);color:var(--color-accent);border-radius:50%}.premium-gate-content h3{font-size:1.25rem;font-weight:600;color:var(--color-text-primary);margin-bottom:var(--spacing-xs)}.premium-gate-content p{color:var(--color-text-secondary);margin-bottom:var(--spacing-lg)}.premium-gate-content .btn{display:inline-flex;align-items:center;gap:var(--spacing-sm)}.landing{min-height:100vh;background:var(--color-bg-primary);overflow-x:hidden}.horizontal-section{height:100vh;overflow:hidden;background:var(--color-bg-primary);display:flex;flex-direction:column;will-change:transform}.horizontal-section .section-title{padding-top:calc(60px + var(--spacing-xl));text-align:center;margin-bottom:var(--spacing-lg);flex-shrink:0}.horizontal-wrapper{flex:1;display:flex;align-items:center;overflow:visible;padding:var(--spacing-md) 0}.horizontal-cards{display:flex;gap:var(--spacing-xl);padding:0 var(--spacing-xl);padding-right:20vw;will-change:transform}.h-card{flex-shrink:0;width:80vw;max-width:900px;display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-2xl);background:var(--color-bg-primary);border:1px solid var(--color-border);border-radius:var(--radius-xl);padding:var(--spacing-2xl);align-items:center}.h-card-visual{display:flex;justify-content:center;align-items:center}.h-card-info{display:flex;flex-direction:column;gap:var(--spacing-md)}.h-card-icon{width:48px;height:48px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center}.h-card-step{font-size:.875rem;color:var(--color-text-muted);font-weight:600;text-transform:uppercase;letter-spacing:.05em}.h-card-title{font-size:1.5rem;font-weight:700;color:var(--color-text-primary)}.h-card-desc{font-size:1rem;color:var(--color-text-secondary);line-height:1.6}@media(max-width:768px){.horizontal-section{height:100vh}.horizontal-section .section-title{padding-top:calc(60px + var(--spacing-md));font-size:1.5rem;margin-bottom:var(--spacing-md)}.horizontal-wrapper{padding:var(--spacing-sm) 0}.horizontal-cards{flex-direction:row;gap:var(--spacing-md);padding:0 var(--spacing-md);padding-right:var(--spacing-md)}.h-card{width:calc(100vw - 2rem);max-width:none;grid-template-columns:1fr;grid-template-rows:auto auto;gap:var(--spacing-md);padding:var(--spacing-lg)}.h-card-visual{order:1}.h-card-info{order:2;text-align:center;align-items:center}.h-card-icon{width:40px;height:40px}.h-card-title{font-size:1.25rem}.h-card-desc{font-size:.875rem}.card-visual{min-height:120px;padding:var(--spacing-md)}}.landing-nav{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(var(--color-bg-primary-rgb),.9);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--color-border)}.landing-nav-content{max-width:1100px;margin:0 auto;padding:var(--spacing-sm) var(--spacing-lg);display:flex;justify-content:space-between;align-items:center}.landing-logo{display:flex;align-items:center;gap:var(--spacing-sm);font-size:1.25rem;font-weight:700;color:var(--color-text-primary)}.logo-icon{font-size:1.5rem;color:var(--color-accent)}.landing-hero{min-height:100vh;height:100vh;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:var(--spacing-2xl);padding-top:80px;box-sizing:border-box}.hero-title{font-size:clamp(2.5rem,6vw,4.5rem);font-weight:800;line-height:1.15;color:var(--color-text-primary);margin-bottom:var(--spacing-lg);letter-spacing:-.03em}.hero-title .strike{text-decoration:line-through;color:var(--color-text-muted);opacity:.6}.hero-title .highlight{background:linear-gradient(135deg,var(--color-accent),#8b5cf6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero-subtitle{font-size:1.25rem;color:var(--color-text-secondary);max-width:600px;line-height:1.6;margin-bottom:var(--spacing-xl)}.hero-cta{display:inline-flex;align-items:center;gap:var(--spacing-sm);margin-bottom:var(--spacing-2xl)}.btn-xl{padding:var(--spacing-md) var(--spacing-2xl);font-size:1.1rem}.scroll-hint{display:flex;flex-direction:column;align-items:center;gap:var(--spacing-xs);color:var(--color-text-muted);font-size:.875rem;animation:bounce 2s infinite;background:transparent;border:none;cursor:pointer;transition:color .2s ease}.scroll-hint:hover{color:var(--color-accent)}@keyframes bounce{0%,to{transform:translateY(0)}50%{transform:translateY(8px)}}.process-section{padding:var(--spacing-3xl) var(--spacing-xl);background:var(--color-bg-primary)}.section-title{font-size:2rem;font-weight:800;text-align:center;margin-bottom:var(--spacing-xl);color:var(--color-text-primary)}.card-navigator{display:flex;align-items:center;gap:var(--spacing-lg);max-width:1000px;margin:0 auto}.nav-arrow{flex-shrink:0;width:48px;height:48px;border-radius:50%;border:1px solid var(--color-border);background:var(--color-bg-primary);color:var(--color-text-primary);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s ease}.nav-arrow:hover:not(:disabled){background:var(--color-accent);color:#fff;border-color:var(--color-accent)}.nav-arrow:disabled{opacity:.3;cursor:not-allowed}.card-display{flex:1}.card-display-wrapper{max-width:1000px;margin:0 auto}.scroll-hint-text{text-align:center;margin-top:var(--spacing-xl);color:var(--color-text-muted);font-size:.875rem;animation:bounce 2s infinite}.section-title{font-size:2rem;font-weight:800;text-align:center;margin-bottom:var(--spacing-lg);color:var(--color-text-primary)}.progress-dots{display:flex;justify-content:center;gap:var(--spacing-sm);margin-bottom:var(--spacing-2xl)}.dot{width:10px;height:10px;border-radius:50%;background:var(--color-bg-tertiary);transition:all .3s ease}.dot.active{background:var(--color-accent);transform:scale(1.4);box-shadow:0 0 10px var(--color-accent)}.dot.done{background:var(--color-success)}.cards-viewport{overflow:hidden;border-radius:var(--radius-xl)}.cards-slider{display:flex;transition:transform .5s cubic-bezier(.4,0,.2,1)}.slide-card{flex:0 0 100%;padding:var(--spacing-md)}.slide-card-inner{display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-2xl);background:var(--color-bg-primary);border:1px solid var(--color-border);border-radius:var(--radius-xl);padding:var(--spacing-2xl);min-height:350px;align-items:center}.slide-visual-side{display:flex;justify-content:center;align-items:center}.card-visual{padding:var(--spacing-xl);background:var(--color-bg-secondary);border-radius:var(--radius-lg);width:100%;min-height:200px;display:flex;flex-direction:column;justify-content:center;align-items:center}.slide-info-side{display:flex;flex-direction:column;gap:var(--spacing-md)}.slide-icon{width:48px;height:48px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center}.slide-step{font-size:.875rem;color:var(--color-text-muted);font-weight:600;text-transform:uppercase;letter-spacing:.05em}.slide-title{font-size:1.5rem;font-weight:700;color:var(--color-text-primary)}.slide-desc{font-size:1rem;color:var(--color-text-secondary);line-height:1.6}.scroll-hint-bottom{text-align:center;margin-top:var(--spacing-lg);color:var(--color-text-muted);font-size:.875rem}.goal-buttons{display:flex;flex-direction:column;gap:var(--spacing-sm);width:100%}.goal-btn{padding:var(--spacing-md);background:var(--color-bg-tertiary);border-radius:var(--radius-md);text-align:center;color:var(--color-text-secondary);transition:all .2s}.goal-btn.active{background:var(--color-accent);color:#fff}.countdown-display{text-align:center}.countdown-num{font-size:4rem;font-weight:800;color:var(--color-accent);display:block}.countdown-label{color:var(--color-text-muted)}.code-visual code{display:block;font-family:var(--font-mono);font-size:.875rem;color:var(--color-text-secondary);padding:2px 0}.code-visual .cursor{color:var(--color-accent);animation:blink 1s infinite}@keyframes blink{0%,50%{opacity:1}51%,to{opacity:0}}.wave-visual{display:flex;gap:6px;align-items:flex-end;height:80px}.wave-bar{width:8px;background:var(--color-accent);border-radius:4px;animation:wave .8s ease-in-out infinite alternate}@keyframes wave{0%{transform:scaleY(.5)}to{transform:scaleY(1)}}.feedback-visual{align-items:flex-start;gap:var(--spacing-sm)}.feedback-line{padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--radius-md);font-size:.875rem;width:100%}.feedback-line.good{background:#10b9811a;color:var(--color-success)}.feedback-line.warn{background:#f59e0b1a;color:var(--color-warning)}.revision-visual{display:flex;flex-direction:column;gap:var(--spacing-sm);width:100%}.rev-day{padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--radius-md);text-align:center;background:var(--color-bg-tertiary);color:var(--color-text-muted)}.rev-day.done{background:#10b9811a;color:var(--color-success)}.rev-day.current{background:var(--color-accent);color:#fff}.process-container{max-width:1000px;margin:0 auto}.process-steps{display:flex;flex-wrap:wrap;justify-content:center;gap:var(--spacing-sm);margin-bottom:var(--spacing-2xl)}.process-step{display:flex;align-items:center;text-align:center;gap:var(--spacing-sm);padding:var(--spacing-md) var(--spacing-lg);background:var(--color-bg-primary);border:1px solid var(--color-border);border-radius:var(--radius-lg);cursor:pointer;transition:all .2s ease;white-space:nowrap;flex-shrink:0;color:var(--color-text-secondary)}.process-step:hover{border-color:var(--color-accent);color:var(--color-text-primary)}.process-step.active{background:var(--color-accent);border-color:var(--color-accent);color:#fff}.process-step.active .process-step-icon{color:#fff}.process-step.completed{border-color:var(--color-success)}.process-step.completed .process-step-icon{color:var(--color-success)}.process-step-icon{color:var(--color-accent)}.process-step-title{font-weight:500;font-size:.9rem;color:inherit}.process-content{display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-2xl);align-items:center;min-height:350px;padding:var(--spacing-xl);background:var(--color-bg-primary);border:1px solid var(--color-border);border-radius:var(--radius-xl);margin-bottom:var(--spacing-3xl)}.process-description h3{font-size:1.75rem;font-weight:700;margin-bottom:var(--spacing-md);color:var(--color-text-primary)}.process-description p{font-size:1.1rem;color:var(--color-text-secondary);line-height:1.6;margin-bottom:var(--spacing-xl)}.process-nav{display:flex;gap:var(--spacing-md)}.process-visual{display:flex;justify-content:center;align-items:center}.step-visual{width:100%;max-width:350px;padding:var(--spacing-xl);background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-lg)}.goal-options{display:flex;flex-direction:column;gap:var(--spacing-md)}.goal-option{padding:var(--spacing-md) var(--spacing-lg);background:var(--color-bg-secondary);border:2px solid var(--color-border);border-radius:var(--radius-md);font-size:1rem;color:var(--color-text-secondary);cursor:pointer;transition:all .2s ease}.goal-option:hover{border-color:var(--color-accent);color:var(--color-text-primary)}.goal-option.active{border-color:var(--color-accent);background:#6366f11a;color:var(--color-accent);font-weight:600}.step-visual-date{text-align:center}.dynamic-date{margin-bottom:var(--spacing-md)}.date-number{display:block;font-size:5rem;font-weight:800;line-height:1;background:linear-gradient(135deg,var(--color-accent),#8b5cf6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.date-label{font-size:1rem;color:var(--color-text-secondary)}.date-hint{font-size:.875rem;color:var(--color-success);animation:pulse 2s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.code-preview{font-family:Fira Code,Monaco,monospace;font-size:.8rem;line-height:1.6;color:var(--color-text-secondary)}.code-line{white-space:pre}.code-keyword{color:#c678dd}.code-func{color:#61afef}.code-cursor{display:inline-block;color:var(--color-accent);animation:blink 1s infinite}@keyframes blink{0%,to{opacity:1}50%{opacity:0}}.step-visual-mic{text-align:center}.recording-wave{display:flex;justify-content:center;align-items:flex-end;gap:6px;height:60px;margin-bottom:var(--spacing-lg)}.wave-bar{width:8px;background:linear-gradient(to top,var(--color-accent),#8b5cf6);border-radius:4px;animation:wave 1s ease-in-out infinite}.wave-bar:nth-child(1){animation-delay:0s}.wave-bar:nth-child(2){animation-delay:.1s}.wave-bar:nth-child(3){animation-delay:.2s}.wave-bar:nth-child(4){animation-delay:.3s}.wave-bar:nth-child(5){animation-delay:.4s}.wave-bar:nth-child(6){animation-delay:.5s}.wave-bar:nth-child(7){animation-delay:.6s}.wave-bar:nth-child(8){animation-delay:.7s}@keyframes wave{0%,to{transform:scaleY(1)}50%{transform:scaleY(.5)}}.recording-text{font-style:italic;color:var(--color-text-muted);font-size:.9rem}.ai-feedback{display:flex;flex-direction:column;gap:var(--spacing-md)}.ai-feedback-item{padding:var(--spacing-md);border-radius:var(--radius-md);font-size:.9rem}.ai-feedback-item.good{background:#22c55e1a;color:var(--color-success);border-left:3px solid var(--color-success)}.ai-feedback-item.improve{background:#fbbf241a;color:var(--color-warning);border-left:3px solid var(--color-warning)}.revision-schedule{display:flex;flex-direction:column;gap:var(--spacing-sm)}.revision-day{padding:var(--spacing-md);border-radius:var(--radius-md);font-size:.9rem;font-weight:500;text-align:center}.revision-day.done{background:#22c55e1a;color:var(--color-success);border:1px solid var(--color-success)}.revision-day.current{background:var(--color-accent);color:#fff;font-weight:700}.revision-day.future{background:var(--color-bg-tertiary);color:var(--color-text-muted);border:1px dashed var(--color-border)}.landing-values{display:flex;justify-content:center;gap:var(--spacing-3xl);padding:var(--spacing-3xl) var(--spacing-3xl);margin-top:var(--spacing-3xl);margin-bottom:var(--spacing-3xl);background:var(--color-bg-secondary);border-radius:var(--radius-xl);border:1px solid var(--color-border)}.value-item{text-align:center;flex:1;max-width:280px}.value-number{font-size:3.5rem;font-weight:800;color:var(--color-accent);line-height:1;margin-bottom:var(--spacing-md)}.value-label{font-size:1rem;color:var(--color-text-secondary);line-height:1.5}.landing-final{padding:var(--spacing-3xl) var(--spacing-xl);margin-top:var(--spacing-2xl);text-align:center;background:var(--color-bg-primary)}.landing-final h2{font-size:2rem;font-weight:700;margin-bottom:var(--spacing-md);color:var(--color-text-primary)}.landing-final p{font-size:1.1rem;color:var(--color-text-secondary);margin-bottom:var(--spacing-xl);max-width:600px;margin-left:auto;margin-right:auto;padding:0 var(--spacing-lg)}.landing-footer{padding:var(--spacing-2xl) var(--spacing-xl);border-top:1px solid var(--color-border);background:var(--color-bg-secondary)}.footer-content{max-width:1100px;margin:0 auto;display:flex;justify-content:space-between;align-items:flex-start;padding-bottom:var(--spacing-xl);border-bottom:1px solid var(--color-border)}.footer-left{display:flex;flex-direction:column;gap:var(--spacing-xs)}.footer-brand{display:flex;align-items:center;gap:var(--spacing-sm);color:var(--color-text-primary);font-weight:700;font-size:1.1rem}.footer-tagline{color:var(--color-text-muted);font-size:.875rem;margin:0}.footer-links{display:flex;gap:var(--spacing-lg);flex-wrap:wrap}.footer-links a{color:var(--color-text-secondary);text-decoration:none;font-size:.875rem;transition:color .2s ease}.footer-links a:hover{color:var(--color-accent)}.footer-right{display:flex;align-items:center}.footer-support{display:flex;align-items:center;gap:var(--spacing-sm);color:var(--color-text-muted);text-decoration:none;font-size:.9rem;transition:color .2s ease;padding:var(--spacing-sm) var(--spacing-md);border:1px solid var(--color-border);border-radius:var(--radius-md)}.footer-support:hover{color:var(--color-accent);border-color:var(--color-accent)}.footer-bottom{max-width:1100px;margin:0 auto;padding-top:var(--spacing-lg);text-align:center}.footer-bottom p{color:var(--color-text-muted);font-size:.8rem;margin:0}@media(max-width:768px){.landing-hero{padding-top:80px;min-height:auto;padding-bottom:var(--spacing-2xl)}.hero-title{font-size:2rem}.hero-subtitle{font-size:1rem;padding:0 var(--spacing-md)}.section-title{font-size:1.5rem;margin-top:var(--spacing-lg)}.process-steps{flex-wrap:nowrap;justify-content:flex-start;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;-ms-overflow-style:none;padding:0 var(--spacing-md);margin:0}.process-steps::-webkit-scrollbar{display:none}.process-step{padding:var(--spacing-sm) var(--spacing-md)}.process-step-title{display:none}.process-content{grid-template-columns:1fr;gap:var(--spacing-lg);padding:var(--spacing-lg);margin-bottom:var(--spacing-2xl)}.process-description h3{font-size:1.25rem}.process-description p{font-size:1rem}.process-visual{order:0}.step-visual{max-width:100%;padding:var(--spacing-lg)}.process-nav{flex-direction:column}.process-nav .btn{width:100%;justify-content:center}.landing-values{flex-direction:column;gap:var(--spacing-xl);padding:var(--spacing-xl);margin:var(--spacing-3xl) var(--spacing-3xl);align-items:center}.value-item{max-width:none}.value-number{font-size:2.5rem}.landing-final{padding:var(--spacing-2xl) var(--spacing-lg)}.landing-final h2{font-size:1.5rem}.landing-final p{font-size:1rem}.footer-content{flex-direction:column;gap:var(--spacing-md);text-align:center}}