:root{--bg-default: #252429;--bg-paper: #36343c;--bg-appbar: #1c1b1f;--text-primary: #FFFFFF;--text-secondary: rgba(255, 255, 255, .7);--text-disabled: rgba(255, 255, 255, .5);--primary: #3d5afe;--secondary: #FF4081;--divider: rgba(255, 255, 255, .12);--shadow-card: 0px 2px 4px -1px rgba(0, 0, 0, .2), 0px 4px 5px 0px rgba(0, 0, 0, .14), 0px 1px 10px 0px rgba(0, 0, 0, .12);--shadow-appbar: 0px 2px 4px -1px rgba(0, 0, 0, .2), 0px 4px 5px 0px rgba(0, 0, 0, .14), 0px 1px 10px 0px rgba(0, 0, 0, .12);--radius: 4px;--max-width-lg: 1200px;--max-width-md: 900px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:Helvetica,Arial,sans-serif;background-color:var(--bg-default);color:var(--text-primary);line-height:1.5;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline}img{max-width:100%;display:block}.container{width:100%;max-width:var(--max-width-lg);margin:0 auto;padding:0 24px}.container-md{width:100%;max-width:var(--max-width-md);margin:0 auto;padding:0 24px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}.header{position:sticky;top:0;z-index:1100;background-color:var(--bg-appbar);box-shadow:var(--shadow-appbar)}.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px}.header-logo{display:flex;align-items:center;gap:8px;text-decoration:none;color:inherit}.header-logo:hover{text-decoration:none}.header-logo-icon{width:32px;height:32px;border-radius:50%;background-color:#fff3;display:flex;align-items:center;justify-content:center}.header-logo-text{font-size:1.25rem;font-weight:500;letter-spacing:.5px}.dropdown{position:relative}.dropdown-btn{display:flex;align-items:center;gap:4px;background:none;border:none;color:var(--text-primary);font-family:inherit;font-size:.875rem;font-weight:500;padding:8px 12px;cursor:pointer;border-radius:var(--radius);transition:background-color .2s}.dropdown-btn:hover{background-color:#ffffff14}.dropdown-menu{display:none;position:absolute;top:100%;right:0;background:var(--bg-paper);border-radius:var(--radius);box-shadow:0 8px 16px #0006;padding:8px;min-width:220px;z-index:1200}.dropdown:hover .dropdown-menu,.dropdown:focus-within .dropdown-menu{display:grid;grid-template-columns:1fr 1fr;gap:2px}.dropdown-item{display:flex;align-items:center;justify-content:center;padding:8px 12px;color:var(--text-primary);text-decoration:none;border-radius:var(--radius);font-size:.875rem;transition:background-color .15s}.dropdown-item:hover{background-color:#ffffff14;text-decoration:none}.breadcrumbs-wrapper{background-color:var(--bg-default);padding:16px 0 8px}.breadcrumbs{display:flex;align-items:center;gap:8px;font-size:.875rem;color:var(--text-secondary);list-style:none}.breadcrumbs a{color:var(--text-secondary);text-decoration:none}.breadcrumbs a:hover{text-decoration:underline}.breadcrumbs .separator{color:var(--text-disabled)}.breadcrumbs .current{color:var(--text-primary)}.footer{padding:24px 0}.footer-inner{display:flex;flex-direction:column;align-items:center;gap:16px}@media(min-width:900px){.footer-inner{flex-direction:row;justify-content:space-between}}.footer-text{font-size:.875rem;color:var(--text-secondary);line-height:1.6}.footer-text a{text-decoration:underline dotted}.footer-text a:hover{text-decoration:underline}.footer-nav{display:flex;gap:16px}.footer-nav a{font-size:.875rem;color:var(--text-secondary)}.features-section{padding:64px 0 96px;background-color:var(--bg-default)}.features-section .container{max-width:900px}.features-header{text-align:center;margin-bottom:48px}.features-header h2{font-size:2rem;font-weight:700;margin-bottom:8px}.features-header p{color:var(--text-secondary);font-size:1rem}.features-grid{display:grid;grid-template-columns:1fr;gap:24px}@media(min-width:900px){.features-grid{grid-template-columns:repeat(3,1fr)}}.feature-card{background:var(--bg-paper);border-radius:var(--radius);box-shadow:var(--shadow-card);padding:32px;display:flex;flex-direction:column;align-items:center;text-align:center}.feature-icon{margin-bottom:16px}.feature-icon svg{width:48px;height:48px;fill:#fff}.feature-card h3{font-size:1.1rem;font-weight:500;margin-bottom:8px}.feature-card p{font-size:.875rem;color:var(--text-secondary);line-height:1.6}.content-page{min-height:100vh;padding:64px 0}.page-header{text-align:center;margin-bottom:48px}.page-header h1{font-size:2.4rem;font-weight:300;margin-bottom:8px}.page-header .subtitle{color:var(--text-secondary);font-size:1rem}.content-card{background-color:var(--bg-paper);border-radius:var(--radius);box-shadow:var(--shadow-card);padding:24px}@media(min-width:900px){.content-card{padding:48px}}.content-section{margin-bottom:32px}.content-section:last-child{margin-bottom:0}.content-section h2{font-size:1.3rem;font-weight:700;margin-bottom:12px}.content-section p{font-size:1rem;line-height:1.7;margin-bottom:16px;color:var(--text-primary)}.content-section p:last-child{margin-bottom:0}.content-section strong{font-weight:700}.content-divider{border:none;border-top:1px solid var(--divider);margin:32px 0}.content-list{list-style:none;padding:0;margin:12px 0}.content-list li{display:flex;align-items:flex-start;gap:8px;padding:4px 0;font-size:1rem;line-height:1.7}.content-list li:before{content:"";width:6px;height:6px;border-radius:50%;background-color:var(--text-secondary);flex-shrink:0;margin-top:10px}.not-found{min-height:80vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:64px 24px}.not-found h1{font-weight:300;font-size:6rem;line-height:1;margin-bottom:16px}@media(min-width:900px){.not-found h1{font-size:10rem}}.not-found h2{font-weight:300;font-size:1.8rem;margin-bottom:32px}.not-found p{color:var(--text-secondary);max-width:500px;margin:0 auto 48px;font-size:1rem}.btn-primary{display:inline-block;background-color:var(--primary);color:#fff;padding:12px 48px;border-radius:var(--radius);font-size:1rem;font-weight:500;text-decoration:none;transition:background-color .2s}.btn-primary:hover{background-color:#536dfe;text-decoration:none}.island-wrapper{min-height:80vh;display:flex;flex-direction:column}.island-container{flex:1;display:flex;flex-direction:column;align-items:center;padding:64px 24px;width:100%;max-width:var(--max-width-lg);margin:0 auto}.island-inner{width:100%;max-width:var(--max-width-md);margin:0 auto}.page-wrapper{display:flex;flex-direction:column;min-height:100vh;position:relative;z-index:1}.page-main{flex-grow:1}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.animate-spin{animation:spin 1s linear infinite}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.upload-section{min-height:calc(100vh - 200px);display:flex;flex-direction:column;justify-content:center;padding:32px 0}.upload-card{background-color:var(--bg-paper);border-radius:var(--radius);box-shadow:var(--shadow-card);padding:48px 48px 24px;display:flex;flex-direction:column;align-items:center;gap:24px;width:100%;max-width:852px;margin:0 auto}@media(max-width:600px){.upload-card{padding:24px}}.upload-header{text-align:center;margin-bottom:8px}.upload-title{font-size:2rem;font-weight:300;line-height:1.2;margin-bottom:8px}@media(min-width:600px){.upload-title{font-size:2.5rem}}.upload-description{color:var(--text-secondary);font-size:1rem;max-width:500px;margin:0 auto}.upload-sizes{width:100%;text-align:center;position:relative}.upload-sizes-label{color:var(--text-secondary);font-size:.875rem;margin-bottom:12px}.upload-chips{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;position:relative;z-index:2}.upload-chip{display:inline-flex;align-items:center;gap:4px;padding:6px 16px;border-radius:16px;border:1px solid var(--divider);background:transparent;color:var(--text-primary);font-family:inherit;font-size:.8125rem;cursor:pointer;transition:all .2s;white-space:nowrap}.upload-chip:hover{border-color:var(--text-secondary);background-color:#ffffff14}.upload-chip--active{background-color:var(--primary);border-color:var(--primary);color:#fff;font-weight:600}.upload-chip--active:hover{background-color:var(--primary);border-color:var(--primary)}.upload-chip--small{padding:4px 12px;font-size:.75rem;width:100%}.upload-more-menu{position:absolute;top:100%;right:0;left:0;z-index:100;margin-top:8px;background:var(--bg-paper);border:1px solid var(--divider);border-radius:var(--radius);box-shadow:0 8px 16px #0009;padding:12px;max-width:340px;margin-left:auto;margin-right:auto}.upload-more-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.upload-dropzone{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;width:100%;height:128px;cursor:pointer;transition:all .2s ease;border:2px solid var(--divider);border-radius:var(--radius);background-color:transparent}.upload-dropzone:hover{border-color:var(--text-secondary);background-color:#ffffff0a}.upload-dropzone--dragging{border-color:var(--primary);background-color:#3d5afe14}.upload-dropzone-content{display:flex;flex-direction:column;align-items:center;gap:8px;padding:16px}.upload-dropzone-icon{color:var(--text-secondary)}.upload-dropzone--dragging .upload-dropzone-icon{color:var(--primary)}.upload-dropzone-text{text-align:center;display:flex;flex-direction:column;gap:2px}.upload-dropzone-primary{font-size:.875rem;color:var(--text-secondary)}.upload-dropzone-secondary{font-size:.7rem;color:var(--text-disabled)}