.app{display:flex;flex-direction:column;align-items:center;min-height:100vh;padding:48px 20px 24px;gap:32px}@keyframes fadeInUp{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.app-header{text-align:center;animation:fadeInUp .5s ease both}.app-header h1{margin:0;font-size:clamp(2.4rem,6vw,3.5rem);font-weight:800;letter-spacing:-.03em;background:linear-gradient(100deg,var(--accent),var(--accent-2) 55%,var(--accent-3));background-size:200% auto;-webkit-background-clip:text;background-clip:text;color:transparent;filter:drop-shadow(0 4px 24px rgba(56,224,255,.25));animation:shimmer 8s linear infinite}@keyframes shimmer{to{background-position:200% center}}@media (prefers-reduced-motion: reduce){.app-header h1{animation:none}}.tagline{margin:.5rem 0 0;color:var(--text-muted);font-size:1.05rem}.app-main{width:100%;max-width:820px;display:flex;flex-direction:column;align-items:center;gap:24px}.mode-switch{display:inline-flex;padding:5px;border:1px solid var(--glass-border);border-radius:14px;background:var(--glass-bg);-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);box-shadow:var(--glass-shadow);gap:4px;animation:fadeInUp .5s ease both}.mode-switch button{border:none;background:transparent;color:var(--text-muted);padding:9px 18px;border-radius:7px;font-size:.95rem;font-weight:600;cursor:pointer;transition:background .15s ease,color .15s ease}.mode-switch button.active{background:linear-gradient(90deg,var(--accent),var(--accent-2));color:#04121a;box-shadow:0 4px 16px #38e0ff59}.quality-row{display:flex;align-items:center;gap:10px;color:var(--text-muted);font-size:.9rem}.quality-row select{padding:7px 10px;border:1px solid var(--border);border-radius:8px;background:#0000004d;color:var(--text);font-size:.9rem;cursor:pointer}.result-card{width:100%;padding:28px;text-align:center;background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:var(--radius);-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);box-shadow:var(--glass-shadow);animation:fadeInUp .45s ease both}.result-card h2{margin:0 0 12px;font-size:1.05rem;font-weight:600;word-break:break-word}.savings{margin:0 0 16px;font-size:1.6rem;color:var(--accent)}.savings-none{font-size:1rem;color:var(--text-muted)}.size-row{display:flex;align-items:center;justify-content:center;gap:14px;font-size:1.1rem;color:var(--text-muted);margin-bottom:22px}.size-row .size-new{color:var(--text);font-weight:700}.result-actions{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}.dropzone{width:100%;padding:52px 24px;border:1.5px dashed var(--glass-border);border-radius:var(--radius);background:var(--glass-bg);-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);box-shadow:var(--glass-shadow);cursor:pointer;text-align:center;transition:border-color .25s ease,background .25s ease,transform .25s ease,box-shadow .25s ease;display:flex;flex-direction:column;align-items:center;gap:12px;animation:fadeInUp .5s ease both}.dropzone:hover,.dropzone.active{border-color:var(--accent);background:var(--glass-bg-strong);box-shadow:0 12px 40px #38e0ff38}.dropzone.active{transform:scale(1.015)}.dropzone.disabled{opacity:.5;pointer-events:none}.dropzone p{margin:0;font-size:1.15rem;color:var(--text)}.dropzone-icon{width:44px;height:44px;fill:none;stroke:var(--accent);stroke-width:1.75;stroke-linecap:round;stroke-linejoin:round}.dropzone-hint{font-size:.85rem;color:var(--text-muted)}.status{display:flex;align-items:center;gap:12px;color:var(--text-muted)}.loader{width:22px;height:22px;border:3px solid rgba(255,255,255,.15);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.error-message{width:100%;padding:14px 16px;border:1px solid rgba(255,107,107,.4);border-radius:12px;background:#ff6b6b1f;-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);color:var(--danger);font-weight:500;text-align:center;animation:fadeInUp .35s ease both}.preview-container{width:100%;background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:var(--radius);-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);box-shadow:var(--glass-shadow);overflow:hidden;animation:fadeInUp .45s ease both}.preview-header{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;padding:16px 20px;border-bottom:1px solid var(--glass-border);background:#ffffff0a}.preview-title{display:flex;align-items:baseline;gap:10px;min-width:0}.preview-title h2{margin:0;font-size:1.05rem;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.file-meta{color:var(--text-muted);font-size:.82rem;white-space:nowrap}.preview-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.btn{padding:8px 14px;border:1px solid var(--border);border-radius:8px;background:transparent;color:var(--text);font-size:.9rem;font-weight:500;cursor:pointer;transition:background .15s ease,border-color .15s ease,transform .1s ease}.btn:hover{background:#ffffff1a;border-color:#ffffff40;transform:translateY(-1px)}.btn:active{transform:translateY(1px)}.btn-primary:hover{box-shadow:0 8px 24px #38e0ff66}.btn-primary{border-color:transparent;background:linear-gradient(90deg,var(--accent),var(--accent-2));color:#04121a;font-weight:700}.btn-primary:hover{filter:brightness(1.05);background:linear-gradient(90deg,var(--accent),var(--accent-2))}.btn-ghost{color:var(--text-muted)}.toggle{display:inline-flex;padding:2px;border:1px solid var(--border);border-radius:8px;background:#00000040}.toggle button{border:none;background:transparent;color:var(--text-muted);padding:6px 12px;border-radius:6px;font-size:.85rem;cursor:pointer;transition:background .15s ease,color .15s ease}.toggle button.active{background:#ffffff1a;color:var(--text)}.markdown-body,.markdown-raw{padding:24px;max-height:60vh;overflow:auto}.markdown-body{line-height:1.65;color:var(--text)}.markdown-body h1,.markdown-body h2,.markdown-body h3{color:#fff;line-height:1.3}.markdown-body a{color:var(--accent)}.markdown-body code{background:#ffffff14;padding:.15em .4em;border-radius:4px;font-size:.9em}.markdown-body pre{background:#0006;padding:14px;border-radius:8px;overflow:auto}.markdown-body pre code{background:transparent;padding:0}.markdown-body table{border-collapse:collapse;width:100%}.markdown-body th,.markdown-body td{border:1px solid var(--border);padding:8px 12px}.markdown-body img{max-width:100%}.markdown-raw{margin:0;font-family:SF Mono,Cascadia Code,Menlo,Consolas,monospace;font-size:.85rem;line-height:1.6;white-space:pre-wrap;word-break:break-word;color:var(--text)}.app-footer{margin-top:auto;padding-top:16px;text-align:center;color:var(--text-muted);font-size:.85rem}.app-footer a{color:var(--accent)}@media (max-width: 560px){.preview-header{flex-direction:column;align-items:stretch}.preview-actions{justify-content:space-between}}:root{--bg: #0a0c12;--text: #e9edf3;--text-muted: #9aa3b2;--accent: #38e0ff;--accent-2: #7b61ff;--accent-3: #00ffb3;--danger: #ff6b6b;--radius: 18px;--glass-bg: rgba(255, 255, 255, .06);--glass-bg-strong: rgba(255, 255, 255, .09);--glass-border: rgba(255, 255, 255, .14);--glass-shadow: 0 8px 32px rgba(0, 0, 0, .45);--glass-blur: blur(16px) saturate(140%);--border: var(--glass-border);--bg-elevated: var(--glass-bg);color-scheme:dark}*{box-sizing:border-box}html,body{margin:0;min-height:100%}body{font-family:Outfit,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:var(--bg);color:var(--text);overflow-x:hidden}body:before{content:"";position:fixed;top:-25%;right:-25%;bottom:-25%;left:-25%;z-index:-1;background:radial-gradient(38% 38% at 18% 22%,rgba(56,224,255,.22),transparent 60%),radial-gradient(42% 42% at 82% 14%,rgba(123,97,255,.22),transparent 60%),radial-gradient(46% 46% at 78% 82%,rgba(58,123,213,.2),transparent 62%),radial-gradient(40% 40% at 16% 84%,rgba(0,255,179,.16),transparent 60%);filter:blur(48px) saturate(125%);animation:meshFloat 26s ease-in-out infinite alternate}@keyframes meshFloat{0%{transform:translateZ(0) scale(1) rotate(0)}to{transform:translate3d(0,-3%,0) scale(1.08) rotate(2deg)}}@media (prefers-reduced-motion: reduce){body:before{animation:none}}#root{min-height:100vh}