:root {
  --bg:#0a0a1a;--surface:rgba(20,20,40,0.85);--surface2:rgba(30,30,60,0.7);
  --text:#e8e8f0;--text2:#9898b0;--accent:#e67e22;--accent2:#f39c12;
  --border:rgba(255,255,255,0.08);--glass:rgba(255,255,255,0.05);
  --radius:12px;--shadow:0 8px 32px rgba(0,0,0,0.4);
  --font:'Inter','Noto Sans JP',sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:var(--font);color:var(--text);overflow:hidden;height:100vh;width:100vw;user-select:none}
#boot-screen{position:fixed;inset:0;background:linear-gradient(135deg,#2c1810,#3e2015,#2e1a10);display:flex;align-items:center;justify-content:center;z-index:10000;transition:opacity .8s}
.boot-content{text-align:center}
.boot-icon svg{width:80px;height:80px;animation:bootPulse 2s ease-in-out infinite}
.boot-title{font-size:2.5rem;font-weight:800;margin:16px 0 4px;background:linear-gradient(135deg,#fff,#f39c12);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.boot-subtitle{color:var(--text2);font-size:.9rem}
.boot-loader{margin-top:40px}
.boot-progress{width:240px;height:3px;background:rgba(255,255,255,.1);border-radius:4px;overflow:hidden;margin:0 auto}
.boot-progress-bar{height:100%;width:0;background:linear-gradient(90deg,var(--accent),var(--accent2));border-radius:4px;animation:bootLoad 2.5s ease-in-out forwards}
.boot-status{color:var(--text2);font-size:.75rem;margin-top:12px}
@keyframes bootPulse{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(1.05);opacity:.8}}
@keyframes bootLoad{0%{width:0}100%{width:100%}}
#lock-screen{position:fixed;inset:0;z-index:9000;display:flex;align-items:center;justify-content:center}
.lock-bg{position:absolute;inset:0;background:linear-gradient(135deg,#2c1810,#3e2015)}
.lock-content{position:relative;z-index:1;text-align:center}
.lock-time{font-size:5rem;font-weight:200;letter-spacing:-2px}
.lock-date{font-size:1.1rem;color:var(--text2);margin-bottom:40px}
.lock-avatar{width:72px;height:72px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent2));display:flex;align-items:center;justify-content:center;font-size:1.5rem;font-weight:700;margin:0 auto 8px}
.lock-username{font-size:1.2rem;font-weight:600;margin-bottom:20px}
.lock-input-group{display:flex;gap:8px;justify-content:center}
.lock-input{width:260px;padding:12px 20px;border:1px solid var(--border);border-radius:24px;background:var(--glass);backdrop-filter:blur(20px);color:var(--text);font-size:.9rem;outline:none;transition:border .3s}
.lock-input:focus{border-color:var(--accent)}
.lock-submit{width:44px;height:44px;border-radius:50%;border:none;background:var(--accent);color:#fff;font-size:1.2rem;cursor:pointer;transition:transform .2s}
.lock-submit:hover{transform:scale(1.1)}
.lock-hint{color:var(--text2);font-size:.75rem;margin-top:12px}
#desktop{position:fixed;inset:0}
#wallpaper{position:absolute;inset:0;background:linear-gradient(135deg,#1a0f05,#3e2723,#2c1810);z-index:0;overflow:hidden}
.wallpaper-gradient{position:absolute;inset:0;background:radial-gradient(ellipse at 30% 20%,rgba(230,126,34,.3),transparent 50%),radial-gradient(ellipse at 70% 80%,rgba(243,156,18,.2),transparent 50%)}
.wallpaper-particles{position:absolute;inset:0}
.particle{position:absolute;width:3px;height:3px;background:rgba(255,255,255,.3);border-radius:50%;animation:float linear infinite}
@keyframes float{0%{transform:translateY(100vh) scale(0);opacity:0}10%{opacity:1}90%{opacity:1}100%{transform:translateY(-10vh) scale(1);opacity:0}}
#desktop-icons{position:absolute;inset:0;padding:20px;display:flex;flex-direction:column;flex-wrap:wrap;align-content:flex-start;gap:8px;z-index:1}
.desktop-icon{width:88px;padding:12px 4px;display:flex;flex-direction:column;align-items:center;gap:6px;border-radius:var(--radius);cursor:pointer;transition:background .2s}
.desktop-icon:hover{background:rgba(255,255,255,.08)}
.desktop-icon:active{background:rgba(255,255,255,.12)}
.desktop-icon-img{width:48px;height:48px;display:flex;align-items:center;justify-content:center;font-size:2rem;border-radius:12px}
.desktop-icon-label{font-size:.7rem;text-align:center;color:var(--text);text-shadow:0 1px 4px rgba(0,0,0,.8);line-height:1.2;word-break:break-all}
.window{position:absolute;min-width:400px;min-height:300px;border-radius:var(--radius);overflow:hidden;background:var(--surface);backdrop-filter:blur(24px);border:1px solid var(--border);box-shadow:var(--shadow);display:flex;flex-direction:column;animation:winOpen .3s ease}
.window.minimized{animation:winMin .3s ease forwards;pointer-events:none}
.window.maximized{border-radius:0}
@keyframes winOpen{from{transform:scale(.9);opacity:0}to{transform:scale(1);opacity:1}}
@keyframes winMin{to{transform:scale(.8) translateY(100px);opacity:0}}
.window-header{display:flex;align-items:center;padding:0 12px;height:40px;background:rgba(0,0,0,.2);cursor:default;flex-shrink:0}
.window-header-icon{font-size:1rem;margin-right:8px}
.window-header-title{flex:1;font-size:.8rem;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.window-controls{display:flex;gap:8px}
.window-ctrl{width:14px;height:14px;border-radius:50%;border:none;cursor:pointer;transition:opacity .2s;opacity:.8}
.window-ctrl:hover{opacity:1}
.window-ctrl.minimize{background:#f59e0b}
.window-ctrl.maximize{background:#22c55e}
.window-ctrl.close{background:#ef4444}
.window-body{flex:1;overflow:auto;padding:16px}
.window-resize{position:absolute;right:0;bottom:0;width:16px;height:16px;cursor:nwse-resize}
#taskbar{position:fixed;bottom:0;left:0;right:0;height:52px;background:rgba(44,24,16,.85);backdrop-filter:blur(24px);border-top:1px solid var(--border);display:flex;align-items:center;padding:0 8px;z-index:5000}
.taskbar-start{width:40px;height:40px;border:none;background:transparent;color:var(--text);border-radius:8px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .2s}
.taskbar-start:hover{background:rgba(255,255,255,.1)}
.taskbar-apps{flex:1;display:flex;align-items:center;gap:4px;padding:0 8px;overflow-x:auto}
.taskbar-app{height:40px;padding:0 14px;border:none;background:transparent;color:var(--text);border-radius:8px;cursor:pointer;font-size:.8rem;display:flex;align-items:center;gap:6px;transition:background .2s;white-space:nowrap;position:relative;font-family:var(--font)}
.taskbar-app:hover{background:rgba(255,255,255,.08)}
.taskbar-app.active{background:rgba(255,255,255,.12)}
.taskbar-app.active::after{content:'';position:absolute;bottom:2px;left:50%;transform:translateX(-50%);width:16px;height:3px;background:var(--accent);border-radius:2px}
.taskbar-tray{display:flex;align-items:center;gap:4px}
.tray-btn{background:transparent;border:none;color:var(--text);width:36px;height:36px;border-radius:8px;cursor:pointer;font-size:.9rem;display:flex;align-items:center;justify-content:center;transition:background .2s;position:relative}
.tray-btn:hover{background:rgba(255,255,255,.08)}
.notif-badge{position:absolute;top:4px;right:4px;background:var(--accent);color:#fff;font-size:.6rem;min-width:14px;height:14px;border-radius:7px;display:flex;align-items:center;justify-content:center;padding:0 3px}
.tray-clock{text-align:center;padding:4px 12px;border-radius:8px;cursor:pointer;transition:background .2s}
.tray-clock:hover{background:rgba(255,255,255,.08)}
.tray-time{font-size:.8rem;font-weight:600}
.tray-date{font-size:.65rem;color:var(--text2)}
#start-menu{position:fixed;bottom:60px;left:8px;width:400px;max-height:calc(100vh - 80px);background:var(--surface);backdrop-filter:blur(32px);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);z-index:6000;display:flex;flex-direction:column;animation:startOpen .2s ease;overflow:hidden}
@keyframes startOpen{from{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}
.start-header{padding:20px;border-bottom:1px solid var(--border)}
.start-user-info{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.start-avatar{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent2));display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.9rem}
.start-username{font-weight:600}
.start-role{font-size:.75rem;color:var(--text2)}
.start-search{display:flex;align-items:center;gap:8px;padding:8px 14px;background:var(--glass);border:1px solid var(--border);border-radius:8px}
.search-icon{font-size:.8rem}
.start-search input{flex:1;background:none;border:none;color:var(--text);font-size:.85rem;outline:none;font-family:var(--font)}
.start-pinned,.start-all{padding:16px 20px}
.start-section-title{font-size:.75rem;color:var(--text2);font-weight:600;text-transform:uppercase;letter-spacing:1px;margin-bottom:12px}
.start-apps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.start-app-tile{display:flex;flex-direction:column;align-items:center;gap:6px;padding:12px 4px;border-radius:8px;cursor:pointer;transition:background .2s;border:none;background:transparent;color:var(--text);font-family:var(--font)}
.start-app-tile:hover{background:rgba(255,255,255,.08)}
.start-app-tile-icon{width:40px;height:40px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:1.3rem}
.start-app-tile-label{font-size:.7rem;text-align:center}
.start-all{flex:1;overflow-y:auto;border-top:1px solid var(--border)}
.start-apps-list{display:flex;flex-direction:column}
.start-app-item{display:flex;align-items:center;gap:12px;padding:8px 12px;border-radius:8px;cursor:pointer;transition:background .2s;border:none;background:transparent;color:var(--text);font-family:var(--font);font-size:.85rem;text-align:left}
.start-app-item:hover{background:rgba(255,255,255,.08)}
.start-app-item-icon{width:32px;height:32px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:1.1rem}
.start-footer{padding:12px 20px;border-top:1px solid var(--border);display:flex;justify-content:flex-end}
.start-footer-btn{display:flex;align-items:center;gap:6px;padding:8px 16px;border:none;background:transparent;color:var(--text);border-radius:8px;cursor:pointer;font-family:var(--font);font-size:.8rem;transition:background .2s}
.start-footer-btn:hover{background:rgba(255,255,255,.08)}
#notification-center{position:fixed;bottom:60px;right:8px;width:360px;max-height:500px;background:var(--surface);backdrop-filter:blur(32px);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);z-index:6000;animation:startOpen .2s ease;overflow:hidden;display:flex;flex-direction:column}
.notif-header{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;border-bottom:1px solid var(--border)}
.notif-header h3{font-size:.9rem}
.notif-clear{background:transparent;border:none;color:var(--accent);font-size:.75rem;cursor:pointer;font-family:var(--font)}
.notif-list{flex:1;overflow-y:auto;padding:12px}
.notif-empty{text-align:center;color:var(--text2);font-size:.85rem;padding:20px}
.notif-item{padding:12px;background:var(--glass);border-radius:8px;margin-bottom:8px}
.notif-item-title{font-size:.8rem;font-weight:600;margin-bottom:4px}
.notif-item-body{font-size:.75rem;color:var(--text2)}
.notif-item-time{font-size:.65rem;color:var(--text2);margin-top:4px}
.quick-settings{padding:16px 20px;border-top:1px solid var(--border)}
.quick-settings h3{font-size:.8rem;margin-bottom:12px}
.quick-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}
.quick-tile{display:flex;flex-direction:column;align-items:center;gap:4px;padding:10px 4px;border:none;border-radius:8px;background:var(--glass);color:var(--text);cursor:pointer;font-family:var(--font);font-size:.6rem;transition:background .2s}
.quick-tile.active{background:rgba(230,126,34,.3)}
.quick-tile:hover{background:rgba(255,255,255,.08)}
.quick-tile span:first-child{font-size:1.1rem}
.context-menu{position:fixed;min-width:180px;background:var(--surface);backdrop-filter:blur(24px);border:1px solid var(--border);border-radius:8px;box-shadow:var(--shadow);z-index:8000;padding:4px}
.context-item{display:flex;align-items:center;gap:8px;padding:8px 12px;border-radius:6px;cursor:pointer;font-size:.8rem;transition:background .2s}
.context-item:hover{background:rgba(255,255,255,.08)}
.context-icon{font-size:.9rem}
.context-divider{height:1px;background:var(--border);margin:4px 8px}
.overlay{position:fixed;inset:0;background:rgba(0,0,0,.5);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:9500}
.about-dialog{background:var(--surface);backdrop-filter:blur(24px);border:1px solid var(--border);border-radius:var(--radius);padding:32px;text-align:center;max-width:360px;box-shadow:var(--shadow)}
.about-dialog h2{font-size:1.4rem;margin-bottom:4px}
.about-dialog p{color:var(--text2);font-size:.85rem}
.about-close{margin-top:20px;padding:8px 24px;border:none;background:var(--accent);color:#fff;border-radius:8px;cursor:pointer;font-family:var(--font);font-size:.85rem}
.about-close:hover{opacity:.8}
/* Portal-specific */
.bc-form{display:flex;flex-direction:column;gap:12px}
.bc-form label{font-size:.8rem;font-weight:600}
.bc-form input,.bc-form textarea,.bc-form select{background:var(--glass);border:1px solid var(--border);border-radius:8px;color:var(--text);padding:10px 14px;font-size:.85rem;outline:none;font-family:var(--font)}
.bc-form input:focus,.bc-form textarea:focus{border-color:var(--accent)}
.bc-form textarea{min-height:80px;resize:vertical;line-height:1.6}
.bc-send{padding:10px 20px;border:none;border-radius:8px;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;font-size:.85rem;font-weight:600;cursor:pointer;font-family:var(--font);transition:opacity .2s}
.bc-send:hover{opacity:.85}
.bc-success{background:rgba(230,126,34,.15);border:1px solid rgba(230,126,34,.3);border-radius:8px;padding:12px;font-size:.8rem;color:var(--accent2);margin-top:8px;animation:fadeIn .3s}
@keyframes fadeIn{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}
.settings-input{padding:6px 12px;border:1px solid var(--border);border-radius:6px;background:var(--glass);color:var(--text);font-size:.8rem;font-family:var(--font);outline:none}
.settings-input:focus{border-color:var(--accent)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.stat-card{background:var(--glass);border:1px solid var(--border);border-radius:8px;padding:16px;text-align:center}
.stat-value{font-size:1.8rem;font-weight:700;background:linear-gradient(135deg,var(--accent),var(--accent2));-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.stat-label{font-size:.7rem;color:var(--text2);margin-top:4px}
.card-grid{display:flex;flex-direction:column;gap:8px}
.info-card{padding:12px;background:var(--glass);border:1px solid var(--border);border-radius:8px;margin-bottom:6px}
.info-card.urgent{border-color:rgba(231,76,60,.4);background:rgba(231,76,60,.1)}
.info-card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px;font-size:.8rem;font-weight:600}
.info-card-title{font-size:.85rem;font-weight:600;margin-bottom:4px}
.info-card-detail{font-size:.75rem;color:var(--text2);line-height:1.5}
.info-card-comment{font-size:.75rem;color:var(--text2);margin-top:6px;font-style:italic}
.info-time{font-size:.65rem;color:var(--text2);font-weight:400}
.info-badge{font-size:.65rem;background:rgba(230,126,34,.2);color:var(--accent2);padding:2px 8px;border-radius:4px}
.empty-state{text-align:center;padding:40px 20px}
.empty-icon{font-size:3rem;margin-bottom:12px}
.empty-state p{color:var(--text2);font-size:.85rem}
.empty-state .sub{font-size:.75rem;margin-top:8px}
.hidden{display:none!important}
::-webkit-scrollbar{width:6px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:rgba(255,255,255,.15);border-radius:3px}

/* Login Flow */
#login-flow { width: 100%; max-width: 400px; margin: 0 auto; }
.login-step { animation: fadeIn 0.3s ease; }
.step-title { font-size: 1.5rem; margin-bottom: 1.5rem; text-align: center; color: white; text-shadow: 0 2px 4px rgba(0,0,0,0.3); }
.credential-group { display: flex; flex-direction: column; gap: 1rem; }
.lock-input { background: rgba(255,255,255,0.1); backdrop-filter: blur(10px); border: 1px solid rgba(255,255,255,0.2); color: white; padding: 1rem; border-radius: 8px; font-size: 1rem; outline: none; transition: border-color 0.2s; }
.lock-input:focus { border-color: var(--accent); }
.lock-submit-full { background: var(--accent); border: none; color: white; padding: 1rem; border-radius: 8px; font-size: 1rem; cursor: pointer; transition: opacity 0.2s; margin-top: 0.5rem; }
.lock-submit-full:hover { opacity: 0.9; }
.error-message { color: #ff6b6b; font-size: 0.9rem; margin-top: 1rem; text-align: center; background: rgba(255,0,0,0.1); padding: 0.5rem; border-radius: 6px; }

@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }