:root{--radius:5px;--transition:180ms ease-in-out;--bg:#f6f8fb;--panel:#ffffff;--muted:#6b7280;--text:#0f172a;--logo-blue-1:#0D4674;--logo-blue-2:#073A66;--logo-orange-1:#E8932E;--logo-orange-2:#D67628;--logo-teal:#4BB0DA;--logo-gray:#8A969C;--accent:var(--logo-blue-1);--border:rgba(15,23,42,0.06);--sidebar-bg:#ffffff;--menu-hover:rgba(13,70,116,0.06);--active-bg:rgba(13,70,116,0.12);--footer-bg:transparent}body.theme-dark{--bg:#071028;--panel:#0b1a2b;--muted:#9fb6d6;--text:#e6f0ff;--accent:var(--logo-teal);--border:rgba(255,255,255,0.06);--sidebar-bg:#071828;--menu-hover:rgba(75,176,218,0.06);--active-bg:rgba(75,176,218,0.12);--footer-bg:rgba(255,255,255,0.02)}*{box-sizing:border-box}body,html{height:100%;margin:0;font-family:Inter,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial;background:var(--bg);color:var(--text)}a{color:inherit;text-decoration:none;-webkit-tap-highlight-color:transparent}.main-shell{display:flex;height:100vh;overflow:hidden}.sidebar{width:20%;min-width:220px;max-width:320px;background:var(--sidebar-bg);border-right:1px solid var(--border);padding:18px;display:flex;flex-direction:column;justify-content:space-between;gap:12px;box-shadow:0 2px 6px rgba(2,6,23,.03);border-radius:var(--radius);margin:12px;height:calc(100vh - 24px)}.brand{display:flex;align-items:center;gap:10px;white-space:nowrap}.brand-logo{width:48px;height:48px;object-fit:contain;border-radius:6px;box-shadow:0 2px 6px rgba(2,6,23,.04);border:1px solid rgba(0,0,0,.02)}.brand-name{font-weight:700;font-size:16px;display:flex;align-items:center;gap:4px}.brand-part{line-height:1}.brand-blue{color:var(--logo-blue-1)}.brand-orange{color:var(--logo-orange-1)}.divider{height:1px;width:100%;background:var(--border);margin:12px 0}.menu{flex:1;display:flex;align-items:stretch}#menu-list{list-style:none;margin:0;padding:0;width:100%;display:flex;flex-direction:column;justify-content:space-evenly;gap:6px}.menu-item{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:5px;cursor:pointer;user-select:none;transition:background var(--transition),transform var(--transition);color:var(--text)}.menu-item i{width:18px;text-align:center;font-size:16px;opacity:.95;color:var(--logo-orange-1)}.menu-item span{font-weight:500;font-size:14px}.menu-item:hover{background:var(--menu-hover);transform:translateY(-1px)}.menu-item.active{background:var(--active-bg);box-shadow:inset 0 0 0 1px var(--border)}.sidebar-bottom{display:flex;flex-direction:column;gap:8px}.bottom-controls{display:flex;justify-content:space-between;align-items:center;gap:8px}.theme-switch{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--muted)}.switch{position:relative;width:46px;height:24px;display:inline-block}.switch input{opacity:0;width:0;height:0}.slider{position:absolute;cursor:pointer;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.06);border-radius:34px;transition:.2s}.slider:before{position:absolute;content:"";height:18px;width:18px;left:3px;bottom:3px;background:#fff;border-radius:50%;transition:.2s;box-shadow:0 1px 2px rgba(0,0,0,.2)}.switch input:checked+.slider{background:var(--accent)}.switch input:checked+.slider:before{transform:translateX(22px)}.btn-logout{display:flex;align-items:center;gap:8px;padding:8px 10px;border-radius:5px;background:0 0;border:1px solid var(--border);cursor:pointer;font-weight:600;color:var(--text)}.btn-logout i{font-size:14px;color:var(--logo-orange-1)}.content-wrap{width:80%;display:flex;flex-direction:column;margin:0;margin-right:10px;height:calc(100vh - 24px);background:0 0}.content-header{height:64px;display:flex;align-items:center;justify-content:space-between;gap:12px;border-radius:var(--radius)}.page-title{display:flex;align-items:center;gap:12px}.page-title i{font-size:20px;padding:5px;border-radius:5px;background:var(--panel);border:1px solid var(--border);color:var(--logo-blue-2)}.page-title h1{margin:0;font-size:18px;font-weight:700}.content-area{flex:1;padding:18px;border-radius:var(--radius);background:var(--panel);border:1px solid var(--border);overflow:auto}.action-area{display:flex;align-items:center;gap:8px}.split-btn{display:inline-flex;align-items:stretch;padding:0;border:none;border-radius:999px;overflow:hidden;cursor:pointer;box-shadow:0 4px 10px rgba(2,6,23,.06);transition:transform var(--transition),box-shadow var(--transition);font-family:inherit;min-height:40px;min-width:140px}.split-left{display:flex;align-items:center;justify-content:center;padding:8px 12px;font-size:16px;color:#fff;background:linear-gradient(90deg,var(--logo-orange-2) 0,var(--logo-orange-1) 100%)}.split-right{display:flex;align-items:center;justify-content:center;padding:8px 14px;font-weight:700;font-size:14px;min-width:90px;background:var(--panel);color:var(--logo-blue-1);border-left:1px solid rgba(0,0,0,.04)}.split-btn:hover{transform:translateY(-2px);box-shadow:0 8px 18px rgba(2,6,23,.08)}.split-btn:active{transform:translateY(0)}body.theme-dark .split-left{background:linear-gradient(90deg,#d67628 0,#e8932e 100%);color:#1c1c1c}body.theme-dark .split-right{background:rgba(255,255,255,.02);color:var(--logo-teal);border-left:1px solid rgba(255,255,255,.03)}.content-footer{height:15px;display:flex;justify-content:space-between;align-items:center;padding:0 10px;margin-top:8px;width:80%;background:var(--footer-bg);color:var(--muted);font-size:12px;border-radius:5px}.content-footer .socials a{margin-left:18px;opacity:.9;font-size:15px}.welcome{text-align:center;padding-top:40px;color:var(--muted)}h2{margin:0 0 8px 0;color:var(--text);font-weight:600}.menu-item:focus,.menu-item:focus-within{outline:2px solid rgba(13,70,116,.18);outline-offset:2px}.btn-logout:focus,.split-btn:focus{outline:2px solid rgba(13,70,116,.18);outline-offset:2px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}.auth-modal{position:fixed;inset:0;background:rgba(2,6,23,.7);backdrop-filter:blur(6px);display:flex;align-items:center;justify-content:center;z-index:99999;padding:15px}.auth-modal.hidden{display:none}.auth-card{width:420px;background:var(--panel);border-radius:5px;padding:28px;text-align:center;border:1px solid var(--border);box-shadow:0 0 0 1px rgba(255,122,24,.3),0 0 30px rgba(255,122,24,.35);animation:glowPulse 2.5s infinite}@keyframes glowPulse{0%{box-shadow:0 0 20px rgba(255,122,24,.3)}50%{box-shadow:0 0 40px rgba(255,122,24,.6)}100%{box-shadow:0 0 20px rgba(255,122,24,.3)}}.auth-logo{width:64px;margin-bottom:12px}.auth-login-btn{width:100%;margin-top:18px;padding:12px;border-radius:10px;border:none;background:linear-gradient(135deg,#ff7a18,#ff9f45);color:#fff;font-weight:600;cursor:pointer}.auth-login-btn i{margin-right:6px}.auth-note{margin-top:12px;font-size:12px;color:var(--muted)}.auth-cancel{margin-top:14px;background:0 0;border:none;color:var(--muted);cursor:pointer}.brand-splash{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;background:rgba(2,6,23,.7);backdrop-filter:blur(6px);z-index:99999;opacity:0;pointer-events:none;transition:opacity 260ms ease}.brand-splash.show{opacity:1;pointer-events:auto}.brand-splash-card{width:min(320px,92vw);background:var(--panel);color:var(--text);border-radius:5px;padding:28px 28px 20px;text-align:center;box-shadow:0 18px 50px rgba(2,6,23,.45);border:1px solid rgba(0,0,0,.04);transform:translateY(8px);transition:transform 320ms cubic-bezier(.2,.9,.3,1),opacity 260ms}.splash-logo{width:84px;height:84px;object-fit:contain;margin:2px auto 12px;border-radius:10px;box-shadow:0 6px 18px rgba(2,6,23,.12);background:0 0}.splash-title{font-size:20px;font-weight:800;letter-spacing:-.2px;margin-bottom:6px;color:var(--logo-blue-1)}.splash-tag{font-size:13.5px;color:var(--muted);margin-bottom:18px;line-height:1.3}.splash-loader{display:flex;gap:12px;align-items:center;justify-content:center;height:28px}.dot{width:14px;height:14px;border-radius:50%;display:inline-block;transform-origin:center;opacity:.12;animation:splash-dot 1.2s infinite cubic-bezier(.2,.8,.25,1)}.dot-1{background:var(--logo-orange-1);animation-delay:0s}.dot-2{background:var(--logo-blue-1);animation-delay:140ms}.dot-3{background:var(--logo-teal);animation-delay:280ms}@keyframes splash-dot{0%{transform:scale(1);opacity:.18}25%{transform:scale(1.6);opacity:1}50%{transform:scale(1);opacity:.28}100%{transform:scale(1);opacity:.18}}.brand-splash.show .brand-splash-card{transform:translateY(0)}body.theme-dark .brand-splash-card{border:1px solid rgba(255,255,255,.03);background:linear-gradient(180deg,rgba(8,20,32,.9),#071028)}@media (prefers-reduced-motion:reduce){.dot{animation:none;opacity:1;transform:none}.brand-splash,.brand-splash-card{transition:none}}@media (max-width:420px){.brand-splash-card{padding:18px;border-radius:12px}.splash-logo{width:68px;height:68px}.splash-title{font-size:18px}.dot{width:12px;height:12px}}.mobile-header-left{display:none;align-items:center;gap:5px}.mobile-brand-logo{width:40px;height:40px;object-fit:contain;border-radius:5px;padding:5px}.mobile-menu-btn{background:#fff;border:none;font-size:20px;color:var(--text);cursor:pointer;padding:5px;border-radius:5px;margin-left:5px}@media (max-width:900px){.content-header{height:50px;gap:5px}.mobile-header-left{display:flex}.page-title{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.page-title h1{font-size:16px}.action-area{height:40px;gap:5px}.split-btn{box-shadow:0 2px 5px rgba(2,6,23,.06);min-height:30px;margin-top:5px;margin-bottom:5px}.split-left{padding:4px 5px;font-size:12px}.split-right{padding:4px 5px;font-size:12px;min-width:90px}.content-area{padding:5px}.main-shell{height:100%}.sidebar{position:fixed;inset:0 auto 0 0;width:220px;max-width:85vw;height:100%;margin:0;border-radius:0;transform:translateX(-100%);transition:transform .3s cubic-bezier(.22,.8,.25,1);z-index:10000;display:flex}body.menu-open .sidebar{transform:translateX(0)}body.menu-open::after{content:"";position:fixed;inset:0;background:rgba(0,0,0,.35);z-index:9999}.content-footer,.content-wrap{width:100%}.brand-logo{width:30px;height:30px;border-radius:5px}.brand-name{font-size:13px}.divider{margin:5px 0}.menu-item{gap:15px;padding:10px 12px}.menu-item i{font-size:13px}.menu-item span{font-size:12px}}#page-action-btn.ai{background:linear-gradient(90deg,#ff7a18,#00f0ff);box-shadow:0 0 18px rgba(0,240,255,.4)}