:root{--background:#0d0d0d;--foreground:#f5f5f5;--primary:#facc15;--primary-hover:#eab308;--panel-bg:#1a1a1a;--border:#333;--text-muted:#a3a3a3;--success:#22c55e;--error:#ef4444;--glass-bg:#ffffff08;--glass-border:#ffffff14;--glass-hover:#ffffff12}@media (prefers-color-scheme:dark){:root{--background:#0d0d0d;--foreground:#f5f5f5}}*{box-sizing:border-box;margin:0;padding:0}body{color:var(--foreground);background:var(--background);flex-direction:column;min-height:100vh;font-family:Arial,Helvetica,sans-serif;line-height:1.5;display:flex}a{color:inherit;text-decoration:none}.app-container{flex-direction:column;flex:1;max-width:1200px;margin:0 auto;padding:2rem;display:flex}.header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;margin-bottom:3rem;padding-bottom:1rem;display:flex}.logo{color:var(--primary);align-items:center;gap:.5rem;font-size:1.5rem;font-weight:700;display:flex}.main-content{flex-direction:column;flex:1;justify-content:center;align-items:center;display:flex}h1{text-align:center;margin-bottom:1rem;font-size:2.5rem}.subtitle{color:var(--text-muted);text-align:center;max-width:600px;margin-bottom:3rem}.btn{background-color:var(--primary);color:#000;cursor:pointer;border:none;border-radius:4px;padding:.75rem 1.5rem;font-size:1rem;font-weight:700;transition:background-color .2s,transform .1s}.btn:hover{background-color:var(--primary-hover)}.btn:active{transform:scale(.98)}.btn:disabled{background-color:var(--border);color:var(--text-muted);cursor:not-allowed}.uploader{border:2px dashed var(--border);background-color:var(--panel-bg);cursor:pointer;text-align:center;border-radius:12px;flex-direction:column;justify-content:center;align-items:center;width:100%;max-width:600px;min-height:300px;padding:2rem;transition:border-color .3s,background-color .3s;display:flex}.uploader.is-dragover{border-color:var(--primary);background-color:#facc150d}.uploader-icon{width:64px;height:64px;color:var(--primary);margin-bottom:1rem}.file-list{flex-direction:column;gap:.5rem;width:100%;max-width:600px;margin-top:2rem;display:flex}.file-item{background-color:var(--panel-bg);border:1px solid var(--border);border-radius:6px;justify-content:space-between;align-items:center;padding:1rem;display:flex}.file-name{word-break:break-all;margin-right:1rem}.delete-btn{color:var(--error);cursor:pointer;background:0 0;border:none;padding:.25rem;font-size:1.25rem}.delete-btn:hover{text-decoration:underline}.actions{gap:1rem;margin-top:2rem;display:flex}footer{text-align:center;color:var(--text-muted);border-top:1px solid var(--border);padding:2rem;font-size:.875rem}.tools-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.5rem;width:100%;padding:1rem 0;display:grid}.tool-card{background:var(--glass-bg);border:1px solid var(--glass-border);cursor:pointer;border-radius:12px;flex-direction:column;gap:1rem;padding:1.5rem;transition:all .3s cubic-bezier(.4,0,.2,1);display:flex;position:relative;overflow:hidden}.tool-card:hover{background:var(--glass-hover);border-color:var(--primary);transform:translateY(-4px);box-shadow:0 10px 40px -10px #facc1533}.tool-card-icon-wrapper{color:var(--primary);background:#facc151a;border-radius:8px;justify-content:center;align-items:center;width:48px;height:48px;margin-bottom:.5rem;transition:transform .3s;display:flex}.tool-card:hover .tool-card-icon-wrapper{transform:scale(1.1)}.tool-card h3{color:var(--foreground);margin:0;font-size:1.25rem;font-weight:600}.tool-card p{color:var(--text-muted);flex-grow:1;margin:0;font-size:.9rem;line-height:1.5}.section-title{color:var(--foreground);border-bottom:2px solid var(--glass-border);width:100%;margin:2rem 0 1.5rem;padding-bottom:.5rem;font-size:1.5rem;font-weight:700}.global-header{z-index:50;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--glass-border);background:#0d0d0dcc;justify-content:space-between;align-items:center;padding:1rem 2rem;display:flex;position:sticky;top:0}.global-header-logo{color:var(--primary);align-items:center;gap:.5rem;font-size:1.5rem;font-weight:700;display:flex}.global-header-nav{align-items:center;gap:2rem;display:flex}.global-header-nav-link{color:var(--text-muted);font-weight:400;transition:color .2s}.global-header-nav-link:hover{color:var(--primary)}.global-header-nav-link.active{color:var(--foreground);align-items:center;gap:.5rem;font-weight:500;display:flex}.home-container{padding:0 2rem 4rem}.home-hero{text-align:center;max-width:800px;margin:0 auto;padding:6rem 0 4rem}.home-hero h1{letter-spacing:-.02em;background:linear-gradient(90deg,#fff,#a3a3a3);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;margin-bottom:1.5rem;font-size:3.5rem;line-height:1.1}.home-hero p{color:var(--text-muted);margin-bottom:2.5rem;font-size:1.25rem;line-height:1.6}.tool-wrapper{max-width:800px;margin:0 auto;padding:0 2rem}@media (max-width:768px){.app-container{padding:1rem}.home-container{padding:0 1rem 2rem}.global-header{flex-direction:column;gap:1rem;padding:1rem}.global-header-nav{flex-wrap:wrap;justify-content:center;gap:1rem}.home-hero{padding:3rem 0 2rem}.home-hero h1{font-size:2.25rem}.home-hero p{margin-bottom:1.5rem;font-size:1rem}h1{font-size:2rem}.tools-grid{grid-template-columns:1fr;gap:1rem}.uploader{min-height:200px;padding:1.5rem}.tool-wrapper{padding:0 1rem}}