@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;600;800&display=swap');
:root{--bg:#eefcff;--card:rgba(255,255,255,.68);--text:#0b4150;--muted:#5b8790;--aqua:#25d7e8;--cyan:#00bcd4;--pink:#ff8fd5;--line:rgba(25,210,230,.24);--shadow:0 22px 60px rgba(0,188,212,.18);--glass:blur(18px) saturate(150%)}[data-theme=dark]{--bg:#071820;--card:rgba(12,34,45,.72);--text:#eaffff;--muted:#9cd5dc;--line:rgba(119,248,255,.18);--shadow:0 22px 70px rgba(0,0,0,.35)}*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,sans-serif;background:radial-gradient(circle at 10% 10%,rgba(37,215,232,.45),transparent 30%),radial-gradient(circle at 90% 20%,rgba(255,143,213,.35),transparent 28%),var(--bg);color:var(--text);min-height:100vh;overflow-x:hidden}a{color:var(--cyan);text-decoration:none}.particles span{position:fixed;z-index:-1;color:var(--pink);font-size:28px;animation:float 10s linear infinite;opacity:.55}.particles span:nth-child(1){left:8%;animation-delay:0s}.particles span:nth-child(2){left:25%;animation-delay:2s;color:var(--aqua)}.particles span:nth-child(3){left:55%;animation-delay:4s}.particles span:nth-child(4){left:78%;animation-delay:1s}.particles span:nth-child(5){left:92%;animation-delay:6s;color:var(--aqua)}@keyframes float{from{transform:translateY(105vh) rotate(0)}to{transform:translateY(-12vh) rotate(360deg)}}#loader{position:fixed;inset:0;display:grid;place-items:center;background:var(--bg);z-index:99;transition:.5s}#loader.hide{opacity:0;pointer-events:none}.loader-orb{width:88px;height:88px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--aqua),var(--pink));color:white;font-weight:800;box-shadow:0 0 50px var(--aqua);animation:pulse 1.2s infinite}@keyframes pulse{50%{transform:scale(1.08)}}.sidebar{position:fixed;left:20px;top:20px;bottom:20px;width:240px;padding:18px;border:1px solid var(--line);border-radius:28px;background:var(--card);backdrop-filter:var(--glass);box-shadow:var(--shadow)}.brand{display:flex;gap:10px;align-items:center;font-size:24px;color:var(--text);margin-bottom:25px}.brand-icon{filter:drop-shadow(0 0 12px var(--aqua))}.sidebar nav{display:grid;gap:8px}.sidebar nav a,.theme-toggle{padding:12px 14px;border-radius:16px;color:var(--text);background:transparent;border:0;text-align:left;font-weight:600}.sidebar nav a:hover,.theme-toggle:hover{background:linear-gradient(90deg,rgba(37,215,232,.22),rgba(255,143,213,.18));transform:translateX(4px)}.app-main{margin-left:280px;padding:28px;min-height:100vh}.auth-main{display:grid;place-items:center;min-height:100vh;padding:20px}.auth-card,.panel,.glass{border:1px solid var(--line);background:var(--card);backdrop-filter:var(--glass);box-shadow:var(--shadow);border-radius:32px;padding:28px}.auth-card{width:min(480px,100%);text-align:center}.subtitle{color:var(--muted)}.form-grid{display:grid;gap:14px;text-align:left}.form-grid label{display:grid;gap:6px;font-weight:700}.form-grid input,.form-grid select,#searchBox{width:100%;padding:13px 15px;border:1px solid var(--line);border-radius:16px;background:rgba(255,255,255,.55);color:var(--text);outline:none}[data-theme=dark] input,[data-theme=dark] select,[data-theme=dark] #searchBox{background:rgba(0,0,0,.22)}.check{display:flex!important;grid-template-columns:auto 1fr;align-items:center}.btn{border:0;border-radius:16px;padding:12px 16px;font-weight:800;cursor:pointer;color:var(--text);background:rgba(255,255,255,.55);box-shadow:0 8px 20px rgba(0,0,0,.06);transition:.2s}.btn:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(0,188,212,.22)}.btn.primary{color:white;background:linear-gradient(135deg,var(--cyan),var(--pink))}.btn.danger{background:#ff6b89;color:white}.btn.small{padding:8px 10px;border-radius:12px;font-size:12px}.flash{padding:12px 14px;border-radius:16px;margin-bottom:14px;font-weight:700}.flash.success{background:rgba(37,215,232,.2)}.flash.error{background:rgba(255,80,128,.18)}.hero{margin-bottom:22px}.hero h1{font-size:clamp(32px,5vw,56px);margin:0}.stats-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin:18px 0}.stat{padding:22px;border-radius:26px;background:linear-gradient(135deg,rgba(255,255,255,.62),rgba(37,215,232,.12));border:1px solid var(--line);display:grid;gap:8px;font-size:28px}.stat b{font-size:26px}.stat span{font-size:13px;color:var(--muted);font-weight:700}.toolbar{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.toolbar h1{margin-right:auto}.drop-zone{position:relative;margin:20px 0;padding:32px;border:2px dashed var(--aqua);border-radius:28px;text-align:center;background:rgba(37,215,232,.08);cursor:pointer}.drop-zone.drag{background:rgba(255,143,213,.18);transform:scale(1.01)}.drop-zone input{position:absolute;inset:0;opacity:0;cursor:pointer}.browser-grid,.file-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:16px}.item,.file-card{padding:18px;border-radius:24px;border:1px solid var(--line);background:rgba(255,255,255,.42);transition:.2s;word-break:break-word}.item:hover,.file-card:hover{transform:translateY(-4px) rotate(-.4deg);box-shadow:0 18px 38px rgba(37,215,232,.18)}.icon{font-size:42px;animation:wiggle 3s infinite}@keyframes wiggle{50%{transform:rotate(4deg)}}.item-actions{display:flex;gap:6px;flex-wrap:wrap;margin-top:10px}.progress{height:12px;border-radius:999px;overflow:hidden;background:rgba(0,0,0,.1);margin:8px 0}.progress span{display:block;height:100%;background:linear-gradient(90deg,var(--cyan),var(--pink));width:0}.miku-assistant{position:fixed;right:22px;bottom:22px;display:flex;align-items:end;gap:10px;z-index:50}.miku-face{width:58px;height:58px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--aqua),var(--pink));box-shadow:0 0 32px var(--aqua);animation:bob 2.2s infinite}.miku-bubble{max-width:240px;padding:12px 14px;border-radius:18px 18px 4px 18px;background:var(--card);border:1px solid var(--line);backdrop-filter:var(--glass);font-weight:700}@keyframes bob{50%{transform:translateY(-8px)}}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse}th,td{padding:12px;border-bottom:1px solid var(--line);text-align:left}.inline{display:flex;gap:6px;flex-wrap:wrap}.narrow{max-width:720px}dialog{border:1px solid var(--line);border-radius:24px;background:var(--card);color:var(--text);backdrop-filter:var(--glass)}#previewContent iframe,#previewContent video,#previewContent audio,#previewContent img{max-width:80vw;max-height:70vh;width:100%}@media(max-width:850px){.sidebar{position:static;width:auto;margin:12px}.app-main{margin:0;padding:12px}.stats-grid{grid-template-columns:repeat(2,1fr)}.toolbar{display:grid}.miku-bubble{display:none}}@media(max-width:520px){.stats-grid{grid-template-columns:1fr}.browser-grid{grid-template-columns:1fr}.auth-card,.panel{border-radius:22px;padding:18px}}