@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Outfit:wght@400;500;600;700;800&display=swap";:root{--color-primary: hsl(250, 84%, 54%);--color-primary-light: hsl(0, 0%, 1%);--color-primary-dark: hsl(250, 84%, 44%);--color-secondary: hsl(280, 70%, 60%);--color-accent: hsl(320, 85%, 60%);--gradient-primary: linear-gradient(135deg, hsl(250, 84%, 54%) 0%, hsl(280, 70%, 60%) 100%);--gradient-accent: linear-gradient(135deg, hsl(280, 70%, 60%) 0%, hsl(320, 85%, 60%) 100%);--gradient-hero: linear-gradient(135deg, hsl(250, 84%, 54%) 0%, hsl(280, 70%, 60%) 50%, hsl(320, 85%, 60%) 100%);--color-bg-primary: hsl(240, 20%, 8%);--color-bg-secondary: hsl(240, 15%, 12%);--color-bg-tertiary: hsl(240, 12%, 16%);--color-bg-elevated: hsl(240, 15%, 20%);--color-text-primary: hsl(0, 0%, 98%);--color-text-secondary: hsl(0, 0%, 75%);--color-text-tertiary: hsl(0, 0%, 55%);--color-border: hsl(240, 10%, 25%);--color-border-light: hsl(240, 8%, 30%);--color-success: hsl(142, 76%, 45%);--color-warning: hsl(38, 92%, 50%);--color-error: hsl(0, 84%, 60%);--color-info: hsl(199, 89%, 48%);--space-xs: .25rem;--space-sm: .5rem;--space-md: 1rem;--space-lg: 1.5rem;--space-xl: 2rem;--space-2xl: 3rem;--space-3xl: 4rem;--font-primary: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-display: "Outfit", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-base: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.25rem;--font-size-2xl: 1.5rem;--font-size-3xl: 2rem;--font-size-4xl: 2.5rem;--font-size-5xl: 3rem;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-2xl: 1.5rem;--radius-full: 9999px;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .3);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .4), 0 2px 4px -1px rgba(0, 0, 0, .3);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .5), 0 4px 6px -2px rgba(0, 0, 0, .4);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .6), 0 10px 10px -5px rgba(0, 0, 0, .5);--shadow-glow: 0 0 20px rgba(124, 58, 237, .5);--transition-fast: .15s cubic-bezier(.4, 0, .2, 1);--transition-base: .25s cubic-bezier(.4, 0, .2, 1);--transition-slow: .35s cubic-bezier(.4, 0, .2, 1);--z-dropdown: 1000;--z-modal: 2000;--z-tooltip: 3000}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-primary);font-size:var(--font-size-base);line-height:1.6;color:var(--color-text-primary);background-color:var(--color-bg-primary);overflow-x:hidden}h1,h2,h3,h4,h5,h6{font-family:var(--font-display);font-weight:700;line-height:1.2;margin-bottom:var(--space-md)}h1{font-size:var(--font-size-5xl)}h2{font-size:var(--font-size-4xl)}h3{font-size:var(--font-size-3xl)}h4{font-size:var(--font-size-2xl)}h5{font-size:var(--font-size-xl)}h6{font-size:var(--font-size-lg)}p{margin-bottom:var(--space-md)}a{color:var(--color-primary-light);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--color-primary)}button{font-family:inherit;cursor:pointer}input,textarea,select{font-family:inherit;font-size:inherit}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 var(--space-lg)}.container-wide{max-width:1400px}.container-narrow{max-width:800px}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-sm{gap:var(--space-sm)}.gap-md{gap:var(--space-md)}.gap-lg{gap:var(--space-lg)}.gap-xl{gap:var(--space-xl)}.grid{display:grid}.grid-cols-2{grid-template-columns:repeat(2,1fr)}.grid-cols-3{grid-template-columns:repeat(3,1fr)}.grid-cols-4{grid-template-columns:repeat(4,1fr)}.text-center{text-align:center}.text-gradient{background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.text-primary{color:var(--color-primary)}.text-secondary{color:var(--color-text-secondary)}.text-tertiary{color:var(--color-text-tertiary)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-sm);padding:var(--space-md) var(--space-xl);font-weight:600;font-size:var(--font-size-base);border:none;border-radius:var(--radius-lg);cursor:pointer;transition:all var(--transition-base);position:relative;overflow:hidden;white-space:nowrap}.btn:before{content:"";position:absolute;top:50%;left:50%;width:0;height:0;border-radius:50%;background:#ffffff1a;transform:translate(-50%,-50%);transition:width var(--transition-slow),height var(--transition-slow)}.btn:hover:before{width:300px;height:300px}.btn-primary{background:var(--gradient-primary);color:#fff;box-shadow:var(--shadow-md)}.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg),var(--shadow-glow)}.btn-secondary{background:var(--color-bg-elevated);color:var(--color-text-primary);border:1px solid var(--color-border)}.btn-secondary:hover{background:var(--color-bg-tertiary);border-color:var(--color-border-light)}.btn-ghost{background:transparent;color:var(--color-text-secondary)}.btn-ghost:hover{background:var(--color-bg-tertiary);color:var(--color-text-primary)}.btn-sm{padding:var(--space-sm) var(--space-md);font-size:var(--font-size-sm)}.btn-lg{padding:var(--space-lg) var(--space-2xl);font-size:var(--font-size-lg)}.btn-icon{padding:var(--space-md);border-radius:var(--radius-md)}.card{background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-xl);padding:var(--space-xl);transition:all var(--transition-base)}.card:hover{border-color:var(--color-border-light);transform:translateY(-2px);box-shadow:var(--shadow-lg)}.card-elevated{background:var(--color-bg-elevated);box-shadow:var(--shadow-md)}.card-glass{background:#ffffff0d;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.1)}.input{width:100%;padding:var(--space-md);background:var(--color-bg-tertiary);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text-primary);font-size:var(--font-size-base);transition:all var(--transition-fast)}.input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #7c3aed1a}.input::placeholder{color:var(--color-text-tertiary)}.textarea{min-height:100px;resize:vertical}.select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23999' d='M6 9L1 4h10z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right var(--space-md) center;padding-right:var(--space-2xl)}.label{display:block;font-weight:500;font-size:var(--font-size-sm);color:var(--color-text-secondary);margin-bottom:var(--space-sm)}.badge{display:inline-flex;align-items:center;padding:var(--space-xs) var(--space-md);font-size:var(--font-size-xs);font-weight:600;border-radius:var(--radius-full);background:var(--color-bg-elevated);color:var(--color-text-secondary)}.badge-primary{background:var(--gradient-primary);color:#fff}.badge-success{background:var(--color-success);color:#fff}.modal-overlay{position:fixed;inset:0;background:#000000b3;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:var(--z-modal);animation:fadeIn var(--transition-base)}.modal{background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-2xl);padding:var(--space-2xl);max-width:600px;width:90%;max-height:90vh;overflow-y:auto;box-shadow:var(--shadow-xl);animation:slideUp var(--transition-base)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideDown{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.animate-pulse{animation:pulse 2s cubic-bezier(.4,0,.6,1) infinite}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--color-bg-secondary)}::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--color-border-light)}@media(max-width:768px){:root{--font-size-5xl: 2rem;--font-size-4xl: 1.75rem;--font-size-3xl: 1.5rem}.grid-cols-2,.grid-cols-3,.grid-cols-4{grid-template-columns:1fr}.container{padding:0 var(--space-md)}}.landing-page{min-height:100vh;overflow-x:hidden}.hero{position:relative;min-height:100vh;display:flex;align-items:center;justify-content:center;padding:var(--space-3xl) 0;overflow:hidden}.hero-background{position:absolute;inset:0;z-index:-1;overflow:hidden}.gradient-orb{position:absolute;border-radius:50%;filter:blur(80px);opacity:.3;animation:float 20s ease-in-out infinite}.orb-1{width:500px;height:500px;background:var(--gradient-primary);top:-200px;left:-200px;animation-delay:0s}.orb-2{width:400px;height:400px;background:var(--gradient-accent);bottom:-150px;right:-150px;animation-delay:5s}.orb-3{width:300px;height:300px;background:var(--gradient-hero);top:50%;right:20%;animation-delay:10s}@keyframes float{0%,to{transform:translate(0) scale(1)}33%{transform:translate(30px,-30px) scale(1.1)}66%{transform:translate(-20px,20px) scale(.9)}}.hero-content{text-align:center;max-width:900px;margin:0 auto;animation:slideUp var(--transition-slow)}.hero-badge{display:inline-flex;align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-lg);background:#ffffff0d;border:1px solid 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auto}.step{display:flex;gap:var(--space-xl);align-items:flex-start;padding:var(--space-xl);background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-xl);transition:all var(--transition-base)}.step:hover{border-color:var(--color-primary);transform:translate(8px)}.step-number{flex-shrink:0;width:48px;height:48px;display:flex;align-items:center;justify-content:center;background:var(--gradient-primary);border-radius:var(--radius-full);font-size:var(--font-size-xl);font-weight:800;color:#fff}.step-content h3{font-size:var(--font-size-xl);font-weight:700;margin-bottom:var(--space-sm)}.step-content p{color:var(--color-text-secondary);line-height:1.6;margin:0}.cta-section{padding:var(--space-3xl) 0;background:var(--gradient-hero);position:relative;overflow:hidden}.cta-section:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at center,transparent 0%,rgba(0,0,0,.3) 100%)}.cta-content{position:relative;text-align:center;max-width:700px;margin:0 auto}.cta-title{font-size:var(--font-size-4xl);font-weight:800;margin-bottom:var(--space-md);color:#fff}.cta-description{font-size:var(--font-size-lg);color:#ffffffe6;margin-bottom:var(--space-2xl)}.footer{padding:var(--space-3xl) 0;background:var(--color-bg-secondary);border-top:1px solid var(--color-border)}.footer-content{text-align:center}.footer-brand{display:inline-flex;align-items:center;gap:var(--space-md);font-size:var(--font-size-2xl);font-weight:800;margin-bottom:var(--space-md);color:var(--color-text-primary)}.footer-text{color:var(--color-text-secondary);margin-bottom:var(--space-md)}.footer-copyright{color:var(--color-text-tertiary);font-size:var(--font-size-sm)}@media(max-width:768px){.hero{min-height:auto;padding:var(--space-2xl) 0}.hero-title{font-size:var(--font-size-3xl)}.hero-description{font-size:var(--font-size-base)}.hero-actions{flex-direction:column}.hero-actions .btn{width:100%}.features-grid{grid-template-columns:1fr}.step{flex-direction:column;text-align:center}.step:hover{transform:translateY(-4px)}.gradient-orb{filter:blur(60px)}}.sidebar{width:280px;background:var(--color-bg-secondary);border-right:1px solid var(--color-border);display:flex;flex-direction:column;overflow:hidden}.sidebar-header{padding:var(--space-lg);border-bottom:1px solid var(--color-border);display:flex;align-items:center;justify-content:space-between}.sidebar-header h3{font-size:var(--font-size-lg);font-weight:700;margin:0}.folder-tree{flex:1;overflow-y:auto;padding:var(--space-sm)}.folder-item-wrapper{position:relative}.folder-item{display:flex;align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-md);border-radius:var(--radius-md);margin-bottom:var(--space-xs);transition:all 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var(--transition-fast);flex-shrink:0}.folder-item:hover .folder-menu{opacity:1}.folder-menu:hover{background:var(--color-bg-primary);color:var(--color-text-primary)}.context-menu{position:absolute;right:0;top:100%;background:var(--color-bg-elevated);border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);padding:var(--space-xs);min-width:180px;z-index:var(--z-dropdown);animation:slideDown var(--transition-fast)}.context-menu button{width:100%;display:flex;align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-md);background:transparent;border:none;border-radius:var(--radius-sm);color:var(--color-text-primary);font-size:var(--font-size-sm);cursor:pointer;transition:all var(--transition-fast);text-align:left}.context-menu button:hover{background:var(--color-bg-tertiary)}.context-menu button.danger{color:var(--color-error)}.context-menu button.danger:hover{background:#ef44441a}.form-group{margin-bottom:var(--space-lg)}.modal-actions{display:flex;gap:var(--space-md);justify-content:flex-end}@media(max-width:1024px){.sidebar{width:240px}}@media(max-width:768px){.sidebar{width:100%;max-height:300px;border-right:none;border-bottom:1px solid var(--color-border)}}.main-app{min-height:100vh;display:flex;flex-direction:column;background:var(--color-bg-primary)}.app-header{height:64px;background:var(--color-bg-secondary);border-bottom:1px solid var(--color-border);display:flex;align-items:center;justify-content:space-between;padding:0 var(--space-xl);gap:var(--space-xl);position:sticky;top:0;z-index:100;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#14141ee6}.header-left,.header-right{display:flex;align-items:center;gap:var(--space-md)}.app-logo{display:flex;align-items:center;gap:var(--space-md);font-size:var(--font-size-xl);font-weight:800;font-family:var(--font-display);cursor:pointer;transition:all var(--transition-fast)}.app-logo:hover{color:var(--color-primary)}.header-center{flex:1;max-width:500px}.search-bar{display:flex;align-items:center;gap:var(--space-sm);background:var(--color-bg-tertiary);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-sm) var(--space-md);transition:all var(--transition-fast)}.search-bar:focus-within{border-color:var(--color-primary);box-shadow:0 0 0 3px #7c3aed1a}.search-input{flex:1;background:transparent;border:none;outline:none;color:var(--color-text-primary);font-size:var(--font-size-base)}.search-input::placeholder{color:var(--color-text-tertiary)}.app-content{flex:1;display:flex;overflow:hidden}.main-area{flex:1;display:flex;flex-direction:column;overflow:hidden}.tabs{display:flex;gap:var(--space-sm);padding:var(--space-lg);background:var(--color-bg-secondary);border-bottom:1px solid var(--color-border)}.tab{display:flex;align-items:center;gap:var(--space-sm);padding:var(--space-md) var(--space-lg);background:transparent;border:none;border-radius:var(--radius-md);color:var(--color-text-secondary);font-weight:500;cursor:pointer;transition:all var(--transition-fast);position:relative}.tab:hover{background:var(--color-bg-tertiary);color:var(--color-text-primary)}.tab.active{background:var(--color-bg-elevated);color:var(--color-primary)}.tab.active:after{content:"";position:absolute;bottom:-1px;left:0;right:0;height:2px;background:var(--gradient-primary)}.tab-content{flex:1;overflow-y:auto;padding:var(--space-xl)}.sidebar-container{display:flex;transition:transform var(--transition-base)}.sidebar-overlay{position:fixed;inset:0;background:#00000080;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);z-index:150}@media(max-width:1024px){.app-header{flex-wrap:wrap;height:auto;padding:var(--space-md)}.header-center{order:3;width:100%;max-width:none;margin-top:var(--space-md)}}@media(max-width:768px){.mobile-only{display:flex}.sidebar-container{position:fixed;top:0;left:0;bottom:0;z-index:200;transform:translate(-100%)}.sidebar-container.open{transform:translate(0)}.app-content{flex-direction:column}.tabs{overflow-x:auto;padding:var(--space-md)}.tab{white-space:nowrap}.tab-content{padding:var(--space-md)}}.mobile-only{display:none}.flashcard-list{height:100%;display:flex;flex-direction:column}.list-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:var(--space-xl);gap:var(--space-lg);flex-wrap:wrap}.list-header h2{margin:0;font-size:var(--font-size-3xl)}.list-actions{display:flex;gap:var(--space-md);align-items:center}.view-toggle{display:flex;gap:var(--space-xs);background:var(--color-bg-tertiary);padding:var(--space-xs);border-radius:var(--radius-md)}.empty-state{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-lg);padding:var(--space-3xl);text-align:center;color:var(--color-text-secondary)}.cards-container{display:grid;gap:var(--space-lg)}.cards-container.list{grid-template-columns:1fr}.cards-container.cards{grid-template-columns:repeat(auto-fill,minmax(280px,1fr))}.flashcard-item{position:relative;transition:all var(--transition-base)}.flashcard-item:hover{transform:translateY(-4px)}.flashcard-flip{position:relative;width:100%;height:250px;cursor:pointer;perspective:1000px}.flashcard-front,.flashcard-back{position:absolute;width:100%;height:100%;backface-visibility:hidden;transition:transform var(--transition-slow);display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--space-xl);border-radius:var(--radius-lg);background:var(--gradient-primary)}.flashcard-front{transform:rotateY(0)}.flashcard-back{transform:rotateY(180deg);background:var(--gradient-accent)}.flashcard-flip.flipped .flashcard-front{transform:rotateY(-180deg)}.flashcard-flip.flipped .flashcard-back{transform:rotateY(0)}.flashcard-label{font-size:var(--font-size-sm);font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:#ffffffb3;margin-bottom:var(--space-md)}.flashcard-content{font-size:var(--font-size-xl);font-weight:600;color:#fff;text-align:center;word-break:break-word;max-height:120px;overflow-y:auto;width:100%;padding:0 var(--space-sm)}.flip-hint{position:absolute;bottom:var(--space-md);font-size:var(--font-size-xs);color:#fff9;text-transform:uppercase;letter-spacing:.1em}.more-fields-hint{position:absolute;top:var(--space-md);right:var(--space-md);font-size:var(--font-size-xs);background:#0003;padding:2px 8px;border-radius:var(--radius-full);color:#fffc}.flashcard-fields{padding:var(--space-md) 0}.field-item{padding:var(--space-sm) 0;border-bottom:1px solid var(--color-border)}.field-item:last-child{border-bottom:none}.field-item strong{color:var(--color-primary);margin-right:var(--space-sm)}.flashcard-actions{display:flex;gap:var(--space-xs);justify-content:flex-end;padding-top:var(--space-md);border-top:1px solid var(--color-border);margin-top:var(--space-md)}.modal-large{max-width:700px}.flashcard-item.reviewed{opacity:.7;filter:grayscale(.5);border-color:var(--color-success)}.flashcard-item.reviewed:hover{opacity:.9;filter:grayscale(0)}.reviewed-badge{position:absolute;top:-10px;left:20px;background:var(--color-success);color:#fff;padding:2px 10px;border-radius:var(--radius-full);font-size:var(--font-size-xs);font-weight:600;display:flex;align-items:center;gap:4px;z-index:10;box-shadow:var(--shadow-sm)}.text-success{color:var(--color-success)}.flashcard-actions .btn span{font-size:var(--font-size-xs);margin-left:4px}@media(max-width:768px){.list-header{flex-direction:column}.list-actions{width:100%;justify-content:space-between}.cards-container.cards{grid-template-columns:1fr}.flashcard-flip{height:200px}}.template-manager{height:100%}.manager-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:var(--space-xl);gap:var(--space-lg);flex-wrap:wrap}.manager-header h2{margin:0 0 var(--space-sm) 0;font-size:var(--font-size-3xl)}.templates-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:var(--space-lg)}.template-card{display:flex;flex-direction:column;gap:var(--space-lg)}.template-header{display:flex;align-items:center;gap:var(--space-md)}.template-icon{width:48px;height:48px;display:flex;align-items:center;justify-content:center;background:var(--gradient-primary);border-radius:var(--radius-lg);color:#fff;flex-shrink:0}.template-header h3{margin:0;font-size:var(--font-size-xl)}.template-fields-preview ul{list-style:none;padding:0;margin:var(--space-sm) 0 0 0}.template-fields-preview li{display:flex;justify-content:space-between;align-items:center;padding:var(--space-sm) 0;border-bottom:1px solid var(--color-border)}.template-fields-preview li:last-child{border-bottom:none}.field-name{font-weight:500}.field-type{font-size:var(--font-size-xs);text-transform:uppercase}.template-actions{display:flex;gap:var(--space-sm);padding-top:var(--space-md);border-top:1px solid var(--color-border)}.label-with-action{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-md)}.fields-list{display:flex;flex-direction:column;gap:var(--space-md)}.field-editor{background:var(--color-bg-tertiary);border:1px solid var(--color-border)}.field-editor-header{display:flex;align-items:center;gap:var(--space-sm);padding:var(--space-md);border-bottom:1px solid var(--color-border);background:var(--color-bg-secondary)}.field-number{flex:1;font-weight:600;font-size:var(--font-size-sm);color:var(--color-text-secondary)}.field-editor-body{padding:var(--space-md);display:flex;flex-direction:column;gap:var(--space-md)}.form-row{display:grid;grid-template-columns:2fr 1fr;gap:var(--space-md)}.form-col{display:flex;flex-direction:column}@media(max-width:768px){.manager-header{flex-direction:column}.templates-grid,.form-row{grid-template-columns:1fr}}.export-import{max-width:1000px;margin:0 auto}.section-header{text-align:center;margin-bottom:var(--space-3xl)}.section-header h2{margin:0 0 var(--space-sm) 0;font-size:var(--font-size-3xl)}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:var(--space-lg);margin-bottom:var(--space-3xl)}.stat-card{display:flex;align-items:center;gap:var(--space-lg);padding:var(--space-lg)}.stat-icon{width:64px;height:64px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-xl);font-size:var(--font-size-3xl);flex-shrink:0}.stat-info{flex:1}.stat-value{font-size:var(--font-size-3xl);font-weight:800;color:var(--color-text-primary);line-height:1;margin-bottom:var(--space-xs)}.stat-label{font-size:var(--font-size-sm);color:var(--color-text-secondary);text-transform:uppercase;letter-spacing:.05em}.export-section,.import-section{margin-bottom:var(--space-3xl)}.export-section h3,.import-section h3{font-size:var(--font-size-2xl);margin-bottom:var(--space-sm)}.export-section>p,.import-section>p{margin-bottom:var(--space-xl)}.export-options{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:var(--space-xl)}.export-card{text-align:center;padding:var(--space-2xl);display:flex;flex-direction:column;align-items:center;gap:var(--space-md)}.export-icon{color:var(--color-primary);margin-bottom:var(--space-md)}.export-card h4{font-size:var(--font-size-xl);margin:0}.export-card p{color:var(--color-text-secondary);margin:0 0 var(--space-lg) 0;flex:1}.import-area{padding:var(--space-3xl)}.import-content{text-align:center;max-width:500px;margin:0 auto;display:flex;flex-direction:column;align-items:center;gap:var(--space-md)}.import-icon{color:var(--color-primary);margin-bottom:var(--space-md)}.import-content h4{font-size:var(--font-size-xl);margin:0}.import-content p{color:var(--color-text-secondary);margin:0 0 var(--space-lg) 0}.text-warning{color:var(--color-warning)}.import-status{display:flex;align-items:center;gap:var(--space-sm);padding:var(--space-md) var(--space-lg);border-radius:var(--radius-md);font-weight:500;margin-top:var(--space-md)}.import-status.success{background:#10b9811a;color:var(--color-success);border:1px solid var(--color-success)}.import-status.error{background:#ef44441a;color:var(--color-error);border:1px solid var(--color-error)}.info-section{padding:var(--space-xl)}.info-section h4{font-size:var(--font-size-lg);margin:0 0 var(--space-md) 0}.info-section ul{list-style:none;padding:0;margin:0}.info-section li{padding:var(--space-sm) 0;padding-left:var(--space-xl);position:relative;color:var(--color-text-secondary)}.info-section li:before{content:"•";position:absolute;left:var(--space-md);color:var(--color-primary);font-weight:700}@media(max-width:768px){.stats-grid,.export-options{grid-template-columns:1fr}.import-area{padding:var(--space-xl)}}.rsvp-config{max-width:900px;margin:0 auto;padding:2rem;background:var(--color-bg-secondary);border-radius:12px;box-shadow:0 4px 20px #0003}.config-header{display:flex;align-items:center;gap:1rem;margin-bottom:2rem;padding-bottom:1rem;border-bottom:1px solid var(--color-border)}.config-header h2{margin:0;font-size:1.5rem;color:var(--color-text-primary)}.config-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;margin-bottom:2rem}.config-section{display:flex;flex-direction:column;gap:1rem}.config-section h3{display:flex;align-items:center;gap:.5rem;font-size:1.1rem;margin:0;color:var(--color-text-secondary)}.radio-group{display:flex;flex-direction:column;gap:.5rem}.radio-group.horizontal{flex-direction:row;flex-wrap:wrap}.radio-item{display:flex;align-items:center;gap:.75rem;padding:.75rem 1rem;background:var(--color-bg-primary);border:1px solid var(--color-border);border-radius:8px;cursor:pointer;transition:all .2s ease}.radio-item:hover{border-color:var(--color-primary)}.radio-item.active{background:rgba(var(--color-primary-rgb),.1);border-color:var(--color-primary);color:var(--color-primary)}.radio-item input{display:none}.checkbox-group{display:flex;flex-direction:column;gap:.75rem}.checkbox-item{display:flex;align-items:center;gap:.75rem;cursor:pointer}.card-selector{max-height:200px;overflow-y:auto;border:1px solid var(--color-border);border-radius:8px;padding:.5rem;display:flex;flex-direction:column;gap:.25rem;background:var(--color-bg-primary)}.selectable-card{display:flex;align-items:center;gap:.5rem;padding:.5rem;border-radius:4px;cursor:pointer;font-size:.9rem}.selectable-card:hover{background:#ffffff0d}.selectable-card.selected{background:rgba(var(--color-primary-rgb),.1);color:var(--color-primary)}.range-input{width:100%;margin:1rem 0 .5rem}.range-labels{display:flex;justify-content:space-between;font-size:.8rem;color:var(--color-text-secondary)}.start-btn{width:100%;display:flex;align-items:center;justify-content:center;gap:.75rem;font-weight:600;padding:1rem}.rsvp-player{position:absolute;inset:0;z-index:100;display:flex;flex-direction:column;align-items:center;justify-content:center;transition:background-color .3s ease}.back-btn{position:absolute;top:1.5rem;left:1.5rem;background:none;border:none;color:var(--color-text-secondary);display:flex;align-items:center;gap:.5rem;cursor:pointer;font-size:1rem;padding:.5rem;border-radius:8px;transition:all .2s}.back-btn:hover{background:#ffffff1a;color:var(--color-text-primary)}.rsvp-display{flex:1;width:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:2rem}.word-container{display:flex;flex-wrap:wrap;justify-content:center;gap:1rem;min-height:200px;align-items:center}.rsvp-word{font-size:4rem;font-weight:700;color:var(--color-text-primary);text-align:center;text-shadow:0 4px 12px rgba(0,0,0,.3)}.progress-bar{width:100%;max-width:600px;height:6px;background:#ffffff1a;border-radius:3px;margin-top:4rem;overflow:hidden}.progress-fill{height:100%;background:var(--color-primary);transition:width .2s ease}.progress-text{margin-top:1rem;color:var(--color-text-secondary);font-size:.9rem}.rsvp-controls{padding:3rem;display:flex;align-items:center;gap:2rem}.btn-xl{width:80px;height:80px;border-radius:40px}.speed-badge{background:#0000004d;padding:.5rem 1rem;border-radius:20px;font-size:.9rem;color:var(--color-text-secondary);border:1px solid rgba(255,255,255,.1)}@media(max-width:768px){.rsvp-word{font-size:2.5rem}.config-grid{grid-template-columns:1fr}}