@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap";:root{--color-bg-primary:#050508;--color-bg-secondary:#0a0a10;--glass-bg:#14141e66;--glass-border:#ffffff08;--glass-shadow:0 10px 40px #00000080;--glass-blur:blur(24px);--gradient-primary:linear-gradient(135deg, #7c3aed, #06b6d4);--gradient-accent:linear-gradient(135deg, #8b5cf6, #22d3ee);--gradient-subtle:linear-gradient(135deg, #7c3aed14, #06b6d414);--color-text-primary:#f8f8f8;--color-text-secondary:#a0a0b8;--color-text-tertiary:#6b6b85;--color-text-accent:#a78bfa;--color-accent:#8b5cf6;--border-color:#ffffff0d;--border-radius-sm:8px;--border-radius-md:12px;--border-radius-lg:16px;--shadow-glow:0 0 20px #8b5cf626;--font-family:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif}*,:before,:after{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background:var(--color-bg-primary);color:var(--color-text-primary);-webkit-font-smoothing:antialiased;min-height:100vh}.app-layout{grid-template-rows:auto 1fr auto;grid-template-columns:160px 1fr 160px;min-height:100vh;display:grid}.app-header{-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-bottom:1px solid var(--border-color);z-index:100;background:#0a0a10cc;grid-column:1/-1;justify-content:center;padding:16px 24px;display:flex;position:sticky;top:0}.header-content{align-items:center;gap:12px;display:flex}.header-title{background:var(--gradient-accent);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;font-size:1.4rem;font-weight:800}.header-subtitle{color:var(--color-text-tertiary);font-size:.8rem;font-weight:500}.sidebar{padding:20px 8px}.sidebar-ad-placeholder{border:1px dashed var(--border-color);border-radius:var(--border-radius-md);opacity:.3;width:100%;min-height:600px}.main-content{width:100%;max-width:900px;margin:0 auto;padding:24px}.glass-card{background:var(--glass-bg);-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);border:1px solid var(--glass-border);border-radius:var(--border-radius-lg);box-shadow:var(--glass-shadow);padding:24px}.btn{border-radius:var(--border-radius-sm);cursor:pointer;font-size:.875rem;font-weight:600;font-family:var(--font-family);border:none;align-items:center;gap:6px;padding:10px 20px;transition:all .2s;display:inline-flex}.btn-secondary{color:var(--color-text-secondary);border:1px solid var(--border-color);background:#ffffff0d}.btn-secondary:hover{color:var(--color-text-primary);background:#ffffff1a}.category-tabs{flex-wrap:wrap;gap:8px;margin-bottom:24px;display:flex}.category-tab{border:1px solid var(--border-color);border-radius:var(--border-radius-sm);color:var(--color-text-secondary);cursor:pointer;font-family:var(--font-family);background:#ffffff08;align-items:center;gap:6px;padding:10px 18px;font-size:.85rem;font-weight:500;transition:all .2s;display:flex}.category-tab:hover{background:#ffffff0f}.category-tab.active{background:var(--gradient-subtle);color:var(--color-text-accent);border-color:#8b5cf64d}.category-tab-icon{font-size:1rem}.direction-toggle{justify-content:center;gap:8px;margin-bottom:20px;display:flex}.dir-btn{border:1px solid var(--border-color);border-radius:var(--border-radius-sm);color:var(--color-text-secondary);cursor:pointer;font-family:var(--font-family);background:#ffffff08;padding:8px 24px;font-size:.85rem;font-weight:600;transition:all .2s}.dir-btn:hover{background:#ffffff0f}.dir-btn.active{background:var(--gradient-subtle);color:var(--color-text-accent);border-color:#8b5cf64d}.swap-btn{padding:8px 12px;font-size:1.1rem}.encoder-panels{grid-template-columns:1fr;gap:16px;display:grid}.encoder-panel{flex-direction:column;gap:8px;display:flex}.panel-header{justify-content:space-between;align-items:center;display:flex}.panel-label{color:var(--color-text-secondary);text-transform:uppercase;letter-spacing:.5px;font-size:.8rem;font-weight:600}.copy-btn{padding:4px 12px;font-size:.75rem}.encoder-textarea{border:1px solid var(--border-color);border-radius:var(--border-radius-sm);width:100%;min-height:120px;color:var(--color-text-primary);resize:vertical;background:#ffffff05;padding:14px;font-family:Courier New,monospace;font-size:.9rem;line-height:1.6}.encoder-textarea:focus{border-color:var(--color-accent);outline:none;box-shadow:0 0 0 2px #8b5cf626}.encoder-textarea.output{color:var(--color-text-accent);background:#8b5cf608}.encoder-textarea::placeholder{color:var(--color-text-tertiary)}.app-footer{text-align:center;color:var(--color-text-tertiary);border-top:1px solid var(--border-color);grid-column:1/-1;padding:24px;font-size:.8rem}.footer-link{color:var(--color-text-secondary);text-decoration:none}.footer-link:hover{color:var(--color-text-accent)}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@media (width<=768px){.app-layout{grid-template-columns:1fr}.sidebar{display:none}.main-content{padding:16px}}.app-layout.ad-hidden{grid-template-columns:1fr!important}.app-layout.ad-hidden .sidebar{display:none!important}.app-layout{--input-surface:#111827;--input-edge:#7183a5;--input-hover:#a5b4d0;--input-focus:#c4b5fd}.app-layout :where(input:not([type=hidden],[type=file],[type=checkbox],[type=radio],[type=range],[type=color],[type=button],[type=submit],[type=reset]),textarea,select):where(:not(.markdown-body *)){box-sizing:border-box;color:#f1f5f9;min-width:0;max-width:100%;caret-color:var(--input-focus);border-radius:8px;padding:10px 12px;transition:border-color .15s,box-shadow .15s,background-color .15s;border:2px solid var(--input-edge)!important;background-color:var(--input-surface)!important}.app-layout :is(input,textarea)::placeholder{color:#a7b4cd;opacity:1}.app-layout :is(input,textarea,select):not(:disabled,[readonly],[type=hidden],[type=checkbox],[type=radio],[type=range]):hover{--input-edge:var(--input-hover);border-color:var(--input-hover)!important}.app-layout :is(input,textarea,select):not([type=hidden]):focus-visible{outline-offset:3px;outline:3px solid var(--input-focus)!important}.app-layout :is(input,textarea,select):not([type=checkbox],[type=radio],[type=range]):focus{--input-edge:var(--input-focus);border-color:var(--input-focus)!important;box-shadow:0 0 0 3px #a78bfa33!important}.app-layout :is(input,textarea,select):is(.error,[aria-invalid=true],:user-invalid){--input-edge:#fb7185;border-color:#fb7185!important}.app-layout :is(input,textarea)[readonly]{--input-edge:#52617c;--input-surface:#0c1220;cursor:text;background-color:#0c1220!important;border-style:dashed!important;border-color:#52617c!important}.app-layout :is(input,textarea,select):disabled{opacity:.55;cursor:not-allowed}.app-layout input:is([type=checkbox],[type=radio],[type=range]){accent-color:#a78bfa}.app-layout input:is([type=color],[type=file]){box-sizing:border-box;border-radius:8px;max-width:100%;border:2px solid var(--input-edge)!important;background-color:var(--input-surface)!important}.app-layout input[type=file]::file-selector-button{color:#f5f3ff;font:inherit;cursor:pointer;background:#342452;border:1px solid #a78bfa;border-radius:6px;margin-right:12px;padding:8px 12px}.app-layout .file-drop-target{--drop-edge:#9b8ac4;--drop-surface:#141322;transition:border-color .15s,background-color .15s,box-shadow .15s;border:2px dashed var(--drop-edge)!important;background-color:var(--drop-surface)!important}.app-layout .file-drop-target:not([aria-disabled=true]):hover,.app-layout .file-drop-target[data-dragging=true]{--drop-edge:#d8c8ff;--drop-surface:#27203b;box-shadow:0 0 0 4px #a78bfa26;background-color:#27203b!important;border-color:#d8c8ff!important}.app-layout .file-drop-target:focus-visible{outline-offset:4px;outline:3px solid var(--input-focus)!important}.app-layout .file-drop-target[aria-disabled=true]{opacity:.55;cursor:not-allowed!important}.file-drop-action{color:#f5f3ff;pointer-events:none;background:#36264f;border:1px solid #c4b5fd;border-radius:8px;justify-content:center;align-items:center;margin-top:16px;padding:9px 18px;font-size:.875rem;font-weight:700;display:inline-flex}@media (prefers-reduced-motion:reduce){.app-layout :is(input,textarea,select,.file-drop-target){transition:none!important}}