:root{--font-primary:"Inter",sans-serif;--font-mono:"Space Mono",monospace;--font-size-base:16px;--color-background:#fff;--color-background-offset:#f7f7f7;--color-text-primary:#1a1a1a;--color-text-secondary:#666;--color-border:#eaeaea;--color-accent:#0071e3;--color-accent-hover:#0077f2;--color-logo-orange:#ff8c00;--color-success:#28a745;--color-error:#dc3545;--color-warning:#ffc107;--spacing-xs:4px;--spacing-sm:8px;--spacing-md:16px;--spacing-lg:24px;--spacing-xl:32px;--spacing-xxl:64px;--border-radius-sm:4px;--border-radius:8px;--border-radius-lg:12px;--shadow-md:0 4px 6px rgba(0,0,0,.05);--shadow-lg:0 10px 15px rgba(0,0,0,.1)}*,:after,:before{box-sizing:border-box;margin:0;padding:0}body,html{height:100%;font-family:var(--font-primary);font-size:var(--font-size-base);background-color:var(--color-background);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body,h1,h2,h3,h4,h5,h6,html{color:var(--color-text-primary)}h1,h2,h3,h4,h5,h6{line-height:1.2;margin-bottom:var(--spacing-md)}h1{font-size:2.5rem}h2{font-size:2rem}h3{font-size:1.5rem}h4{font-size:1.25rem}p{line-height:1.6;margin-bottom:var(--spacing-md);color:var(--color-text-secondary)}a{color:var(--color-accent);text-decoration:none;transition:color .2s ease}a:hover{color:var(--color-accent-hover);text-decoration:underline}.title-accent{color:var(--color-accent);font-weight:700;letter-spacing:.1em;text-transform:uppercase}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 var(--spacing-lg)}.app-wrapper,.sidebar{display:flex}.sidebar{width:240px;background-color:var(--color-background);border-right:none;padding:var(--spacing-xl);flex-direction:column;height:100vh;position:fixed;top:0;left:0;justify-content:center}.logo{font-weight:700;font-size:1.5rem;text-decoration:none;color:var(--color-logo-orange);font-family:var(--font-primary);transition:font-size .3s ease}.sidebar-nav{display:flex;flex-direction:column;gap:var(--spacing-sm);margin-top:var(--spacing-xl)}.nav-link{padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--border-radius);color:var(--color-text-secondary);text-decoration:none;font-weight:500;transition:all .2s ease}.nav-link:hover{background-color:var(--color-background-offset);color:var(--color-text-primary)}.nav-link.active{background-color:transparent;color:var(--color-accent);font-weight:700}.content-wrapper{flex:1 1;margin-left:240px;display:flex;flex-direction:column;min-height:100vh}.app-main{flex:1 1}.app-header{position:-webkit-sticky;position:sticky;top:0;z-index:1001;padding:var(--spacing-lg) 0;transition:all .3s ease;background-color:transparent}.app-header.scrolled{padding:var(--spacing-sm) 0;background-color:hsla(0,0%,100%,.8);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--color-border)}.header-content{display:flex;justify-content:space-between;align-items:center}.header-actions{display:flex;align-items:center;gap:var(--spacing-md)}#mobile-logo{display:none;align-items:center;gap:var(--spacing-sm)}.app-header .logo .logo-icon,.app-header.scrolled .logo .logo-text{display:none}.app-header.scrolled .logo{font-size:1.25rem}.app-header.scrolled .logo .logo-icon{display:block}.app-footer{padding:var(--spacing-xxl) 0;background-color:var(--color-background);border-top:1px solid var(--color-border)}.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));grid-gap:var(--spacing-xl);gap:var(--spacing-xl)}.footer-column h4{margin-bottom:var(--spacing-md);color:var(--color-text-primary)}.footer-links-list,.footer-social-links{display:flex;flex-direction:column;gap:var(--spacing-sm)}.footer-links-list a{color:var(--color-text-secondary)}.footer-social-links{flex-direction:row;gap:var(--spacing-md)}.footer-social-links a{color:var(--color-text-secondary);width:24px;height:24px}.footer-copyright{margin-top:var(--spacing-md);font-size:.9rem}.btn{display:inline-block;padding:12px 24px;border-radius:var(--border-radius);border:1px solid transparent;font-family:var(--font-primary);font-weight:700;text-decoration:none;cursor:pointer;transition:all .2s ease;text-align:center;font-size:1.05rem}.btn--primary{background-color:var(--color-accent);color:#fff;border-color:var(--color-accent)}.btn--primary:hover{background-color:var(--color-logo-orange);border-color:var(--color-logo-orange);color:#fff}.btn--secondary{background-color:transparent;color:var(--color-text-primary);border-color:var(--color-border)}.btn--secondary:hover{background-color:var(--color-background-offset);color:var(--color-text-primary)}.btn--danger{background-color:var(--color-error);color:#fff;border:none}.btn--danger:hover{background-color:#c82333;color:#fff}.btn-sm{padding:6px 12px;font-size:.9rem}.btn:disabled{opacity:.6;cursor:not-allowed}.btn--loading{position:relative;overflow:hidden}.btn-progress{position:absolute;top:0;left:0;height:100%;background-color:var(--color-accent);transition:width .4s ease-in-out}.btn--loading .btn-text{position:relative;z-index:1;transition:color .2s ease}.btn--loading:hover .btn-text{color:#fff}.card{background-color:var(--color-background);border:1px solid var(--color-border);border-radius:var(--border-radius-lg);padding:var(--spacing-lg)}.grid{display:grid;grid-gap:var(--spacing-lg);gap:var(--spacing-lg)}.grid--3-cols{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}.hero-section{padding:var(--spacing-xxl) 0;text-align:center}.hero-section h1{margin-bottom:var(--spacing-md)}.hero-section p{max-width:650px;margin:0 auto}.hero-actions{margin-top:var(--spacing-lg);display:flex;justify-content:center;gap:var(--spacing-md)}.prediction-card{display:flex;flex-direction:column;text-decoration:none;color:var(--color-text-primary);background-color:var(--color-background-offset)}.prediction-card .symbol{font-family:var(--font-mono);font-size:1.5rem;margin-bottom:var(--spacing-xs)}.prediction-card .date{font-size:.9rem;color:var(--color-text-secondary);margin-bottom:var(--spacing-md)}.prediction-details{display:flex;flex-direction:column;gap:var(--spacing-sm)}.detail-item{display:flex;justify-content:space-between;align-items:center}.detail-item .label{color:var(--color-text-secondary)}.detail-item .value{font-weight:700;font-family:var(--font-mono)}.price-up{color:var(--color-success)!important}.price-down{color:var(--color-error)!important}.change-indicator{font-size:.9rem;margin-top:var(--spacing-md);padding-top:var(--spacing-md);border-top:1px solid var(--color-border)}.mover-card{transition:transform .2s ease,box-shadow .2s ease}.mover-card:hover{transform:translateY(-5px);box-shadow:0 8px 20px rgba(0,0,0,.1)}.notification{position:fixed;top:20px;left:50%;transform:translateX(-50%);padding:var(--spacing-md) var(--spacing-lg);border-radius:var(--border-radius);color:#fff;z-index:1000;box-shadow:var(--shadow-lg);font-weight:500}.notification.success{background-color:var(--color-success)}.notification.error{background-color:var(--color-error)}.notification.warning{background-color:var(--color-warning);color:var(--color-text-primary)}.spinner{border-top:4px solid var(--color-border);border:4px solid var(--color-border);border-top-color:var(--color-accent);border-radius:50%;width:40px;height:40px;margin:0 auto}.spinner,.spinner-sm{animation:spin 1s linear infinite}.spinner-sm{border:2px solid hsla(0,0%,100%,.3);border-top-color:#fff;border-radius:50%;width:18px;height:18px}@keyframes spin{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}.auth-section{display:grid;place-items:center;min-height:80vh;padding:var(--spacing-xl) 0}.auth-form-container{width:100%;max-width:400px;padding:var(--spacing-xl);border:1px solid var(--color-border);border-radius:var(--border-radius-lg);background-color:var(--color-background)}.auth-header{text-align:center;margin-bottom:var(--spacing-lg)}.auth-header h2{margin-bottom:var(--spacing-sm)}.form-group{margin-bottom:var(--spacing-lg)}.form-group label{display:block;margin-bottom:var(--spacing-sm);font-weight:500}.form-group input{width:100%;padding:10px;border:1px solid var(--color-border);border-radius:var(--border-radius);background-color:var(--color-background-offset);color:var(--color-text-primary);font-size:1rem}.password-wrapper{position:relative}.password-toggle-icon{position:absolute;right:12px;top:50%;transform:translateY(-50%);cursor:pointer;color:var(--color-text-secondary)}#auth-error-message{color:var(--color-error);min-height:1.2em;margin-bottom:var(--spacing-md);text-align:center;font-size:.9rem}.auth-actions{margin-bottom:var(--spacing-lg)}.auth-actions .btn{width:100%}.auth-footer{text-align:center;font-size:.9rem}.auth-footer p{margin-bottom:0}.switch-auth-link{font-weight:700}.filter-controls{display:flex;flex-wrap:wrap;justify-content:center;gap:var(--spacing-md);margin-bottom:var(--spacing-xl)}.filter-btn{padding:8px 16px;border:1px solid var(--color-border);background-color:transparent;color:var(--color-text-secondary);border-radius:20px;cursor:pointer;transition:all .2s ease}.filter-btn:hover{background-color:var(--color-background-offset);color:var(--color-text-primary)}.filter-btn.active{background-color:var(--color-accent);border-color:var(--color-accent);color:#fff}.mape-summary,.symbol-mape-summary{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:var(--spacing-md);gap:var(--spacing-md);text-align:center;margin-top:var(--spacing-lg)}.mape-value-box,.symbol-mape-value-box{padding:var(--spacing-md);background-color:var(--color-background-offset);border-radius:var(--border-radius)}.mape-label{color:var(--color-text-secondary);font-size:.9rem;margin-bottom:var(--spacing-sm)}.mape-value{font-size:1.5rem;font-weight:700;font-family:var(--font-mono)}#chartContainer{position:relative;height:400px;margin-top:var(--spacing-lg)}.symbol-list-container{margin-top:var(--spacing-xl)}.symbol-list{list-style:none;display:flex;flex-wrap:wrap;gap:var(--spacing-sm);justify-content:center;margin-top:var(--spacing-md)}.symbol-list-item{padding:6px 12px;background-color:var(--color-background-offset);border:1px solid var(--color-border);border-radius:var(--border-radius-sm);cursor:pointer;transition:all .2s ease}.symbol-list-item:hover{background-color:var(--color-accent);color:#fff;border-color:var(--color-accent)}.symbol-list-item.disabled{opacity:.5;cursor:not-allowed}.dashboard-section{padding:var(--spacing-xl) 0}.dashboard-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(400px,1fr));grid-gap:var(--spacing-xl);gap:var(--spacing-xl);margin-top:var(--spacing-lg)}.dashboard-card{background-color:var(--color-background-offset);border:1px solid var(--color-border);border-radius:var(--border-radius-lg);padding:var(--spacing-lg)}.info-list{list-style:none;gap:var(--spacing-lg)}.api-key-list,.info-list{display:flex;flex-direction:column}.api-key-item,.api-key-list{gap:var(--spacing-md)}.api-key-item{display:grid;grid-template-columns:1fr auto auto;align-items:center;grid-gap:var(--spacing-md);padding:var(--spacing-sm);background-color:var(--color-background);border-radius:var(--border-radius)}.new-api-key-wrapper{margin-top:var(--spacing-lg);padding:var(--spacing-md);border:1px solid var(--color-accent);border-radius:var(--border-radius);background-color:rgba(0,113,227,.05)}.key-display-container{display:flex;align-items:center;gap:var(--spacing-md);background-color:var(--color-background-offset);padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--border-radius);margin-top:var(--spacing-sm);margin-bottom:var(--spacing-sm)}.key-display-container code{word-break:break-all}.new-api-key-warning{font-size:.9rem;color:var(--color-warning)}.danger-zone{margin-top:var(--spacing-lg);padding-top:var(--spacing-lg);border-top:1px solid var(--color-border)}.policy-page{padding:var(--spacing-xl) 0}.policy-container{max-width:800px}.policy-title{margin-bottom:var(--spacing-sm)}.effective-date{color:var(--color-text-secondary)}.compliance-section,.effective-date{margin-bottom:var(--spacing-xl)}.section-title{font-size:1.5rem;margin-bottom:var(--spacing-md);border-bottom:1px solid var(--color-border);padding-bottom:var(--spacing-sm)}.compliance-list{list-style-type:"✓ ";padding-left:var(--spacing-lg);display:flex;flex-direction:column;gap:var(--spacing-sm)}.highlight-red{color:var(--color-error);font-weight:700}.highlight-orange{color:var(--color-warning);font-weight:700}.highlight-yellow{color:khaki;font-weight:700}.highlight-green{color:var(--color-success);font-weight:700}.lang-button{padding:8px 16px;border:1px solid var(--color-border);background:transparent;color:var(--color-text-secondary);cursor:pointer}.lang-button.active{background:var(--color-accent);color:#fff;border-color:var(--color-accent)}.lang-section{display:none}.lang-section.active{display:block}.pricing-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));grid-gap:var(--spacing-lg);gap:var(--spacing-lg);align-items:start;justify-content:center}.pricing-card ul li svg{flex-shrink:0}.menu-toggle-button,.mobile-menu-toggle-wrapper,.nav-overlay{display:none}.api-search-hero{padding:var(--spacing-xxl) 0;padding-bottom:calc(var(--spacing-xxl) * 1.5);text-align:center;background-color:var(--color-background-offset)}.api-search-hero h1{margin-bottom:var(--spacing-sm)}.api-search-hero p{color:var(--color-text-secondary);max-width:600px;margin:0 auto var(--spacing-xl)}.symbol-search-wrapper{position:relative;max-width:700px;margin:0 auto}.search-input-container{position:relative}.search-input-icon{position:absolute;left:20px;top:50%;transform:translateY(-50%);color:var(--color-text-secondary);pointer-events:none}#symbolSearchInput{width:100%;padding:18px 20px 18px 55px;font-size:1.1rem;border-radius:50px;border:1px solid var(--color-border);background-color:var(--color-background);color:var(--color-text-primary);transition:all .2s ease}#symbolSearchInput:focus{outline:none;border-color:var(--color-accent);box-shadow:0 0 0 4px rgba(0,113,227,.15)}#symbolSearchResults{position:absolute;width:100%;top:calc(100% + 8px);left:0;background-color:var(--color-background);border:1px solid var(--color-border);border-radius:var(--border-radius-lg);box-shadow:var(--shadow-lg);max-height:400px;overflow-y:auto;z-index:10;text-align:left}.search-status{padding:var(--spacing-lg);color:var(--color-text-secondary)}.search-result-item{display:flex;align-items:center;justify-content:space-between;padding:var(--spacing-md) var(--spacing-lg);cursor:pointer;transition:background-color .2s ease}.search-result-item:not(:last-child){border-bottom:1px solid var(--color-border)}.search-result-item:hover{background-color:var(--color-background-offset)}.symbol-info{display:flex;flex-direction:column}.symbol-name{font-weight:500;color:var(--color-text-primary)}.symbol-ticker{font-family:var(--font-mono);font-size:.9rem;padding:0}.copy-symbol-btn,.symbol-ticker{color:var(--color-text-secondary);background:none}.copy-symbol-btn{border:none;cursor:pointer;padding:8px;border-radius:50%;transition:all .2s ease}.copy-symbol-btn:hover{color:var(--color-accent);background-color:rgba(0,113,227,.1)}.docs-layout{display:grid;grid-template-columns:240px 1fr;grid-gap:var(--spacing-xl);gap:var(--spacing-xl);padding:0 0 var(--spacing-xxl) 0}.docs-sidebar{position:-webkit-sticky;position:sticky;top:100px;align-self:start;max-height:calc(100vh - 120px);overflow-y:auto}.docs-sidebar h4{font-size:.8rem;text-transform:uppercase;letter-spacing:.05em;color:var(--color-text-secondary);margin-bottom:var(--spacing-md);padding-left:var(--spacing-md)}.docs-sidebar ul{list-style:none;padding:0;margin:0}.docs-sidebar a{display:block;padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--border-radius);color:var(--color-text-secondary);font-weight:500;text-decoration:none;transition:all .2s ease}.docs-sidebar a:hover{color:var(--color-text-primary);background-color:var(--color-background-offset)}.docs-content{min-width:0}.docs-section{margin-bottom:var(--spacing-xxl);scroll-margin-top:100px}.docs-section.card{padding:var(--spacing-xl);border:1px solid var(--color-border);border-radius:var(--border-radius-lg);background-color:var(--color-background)}.docs-section h2{margin-bottom:var(--spacing-md);border-bottom:1px solid var(--color-border);padding-bottom:var(--spacing-sm);word-break:break-all}.docs-section li,.docs-section p{color:var(--color-text-secondary);line-height:1.7}.docs-section :not(pre)>code{background-color:var(--color-background-offset);padding:.2em .4em;margin:0;font-size:85%;border-radius:var(--border-radius-sm);border:1px solid var(--color-border);color:var(--color-accent);font-family:var(--font-mono)}.feature-list{list-style:none;padding-left:0}.feature-list li{margin-bottom:var(--spacing-sm);color:var(--color-text-primary)}.endpoint-details,.feature-list li{display:flex;align-items:center;gap:var(--spacing-md)}.endpoint-details{padding:var(--spacing-md);background-color:var(--color-background-offset);border:1px solid var(--color-border);margin:var(--spacing-md) 0}.endpoint-details,.method-badge{border-radius:var(--border-radius)}.method-badge{font-weight:700;padding:4px 10px;font-family:var(--font-mono)}.method-badge.post{background-color:#28a74520;color:#28a745}.endpoint-url{font-family:var(--font-mono);font-size:1rem;background:none!important;border:none!important;padding:0!important;color:var(--color-text-primary)!important}.code-block{position:relative;margin:var(--spacing-lg) 0}.code-block pre{border-radius:var(--border-radius);padding-top:var(--spacing-lg)!important;border:1px solid var(--color-border)!important}.copy-button{position:absolute;top:12px;right:12px;background-color:#0000001a;border:none;color:#fff;cursor:pointer;padding:8px;border-radius:var(--border-radius-sm);opacity:.7;transition:all .2s ease}.copy-button:hover{opacity:1;background-color:#0000002a}.popular-assets-section .grid{gap:var(--spacing-lg)}.popular-assets-section .mover-card{display:flex;flex-direction:column;justify-content:center;align-items:center;min-height:150px;text-align:center;transition:all .3s ease;cursor:pointer;background-color:var(--color-background-offset)}.popular-assets-section .mover-card:hover{transform:translateY(-8px);box-shadow:0 12px 24px rgba(0,0,0,.15);border-color:var(--color-accent)}.popular-assets-section .mover-card .symbol{font-size:1.5rem;color:var(--color-accent);margin-bottom:var(--spacing-sm)}.popular-assets-section .mover-card p{margin:0;font-weight:500}@media (max-width:992px){.sidebar{display:none}.content-wrapper{margin-left:0}#mobile-logo{display:flex}.header-actions{display:none}.mobile-menu-toggle-wrapper{display:block;position:relative;z-index:1001}.menu-toggle-button{display:block;background:none;border:none;color:var(--color-text-primary);cursor:pointer;width:40px;height:40px}.menu-toggle-button .icon-close,.nav-is-open .menu-toggle-button .icon-open{display:none}.nav-is-open .menu-toggle-button .icon-close{display:block}.nav-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background-color:var(--color-background);z-index:1000;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease}.nav-overlay.open{opacity:1;visibility:visible}.nav-overlay-content{text-align:center}.nav-links-list{display:flex;flex-direction:column;gap:var(--spacing-md)}.nav-links-list .nav-link{font-size:1.5rem}.nav-actions-overlay{margin-top:var(--spacing-xl);display:flex;flex-direction:column;gap:var(--spacing-md)}.docs-layout{grid-template-columns:1fr}.docs-sidebar{position:static;max-height:none;border-bottom:1px solid var(--color-border);padding-bottom:var(--spacing-lg);margin-bottom:var(--spacing-lg)}.docs-sidebar ul{display:flex;flex-wrap:wrap;gap:var(--spacing-sm)}.popular-assets-section .grid{grid-template-columns:repeat(auto-fit,minmax(140px,1fr))}.popular-assets-section .mover-card{min-height:120px}.popular-assets-section .mover-card .symbol{font-size:1.2rem}}