:root{--bg:#f4f7f8;--panel:#fff;--ink:#18313a;--muted:#6b7c83;--line:#dce6e8;--brand:#0f766e;--brand2:#115e59;--soft:#e8f5f3;--warn:#b45309;--danger:#b42318;--shadow:0 18px 50px rgba(20,55,65,.12)}*{box-sizing:border-box}body{margin:0;font-family:Inter,Segoe UI,Arial,sans-serif;background:var(--bg);color:var(--ink)}button,input{font:inherit}.hidden{display:none!important}.login-shell{min-height:100vh;display:grid;grid-template-columns:1.15fr .85fr;background:linear-gradient(135deg,#0a4f4a 0%,#0f766e 55%,#e8f5f3 55%,#f7fbfb 100%)}.login-brand{padding:8vw;color:white;display:flex;flex-direction:column;justify-content:center;gap:24px}.brand-mark{width:86px;height:86px;border:1px solid rgba(255,255,255,.35);display:grid;place-items:center;border-radius:24px;font-size:28px;font-weight:800;background:rgba(255,255,255,.1)}.login-brand h1{font-size:48px;margin:0 0 12px}.login-brand 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p{color:var(--muted);max-width:650px;margin:auto;line-height:1.6}.roadmap{margin-top:18px;display:flex;gap:8px;justify-content:center;flex-wrap:wrap}.roadmap span{background:var(--soft);color:var(--brand);padding:7px 10px;border-radius:999px;font-size:12px}.modal{position:fixed;inset:0;background:rgba(6,31,34,.68);display:grid;place-items:center;padding:20px;z-index:20}.modal-card{width:min(470px,100%);background:#fff;border-radius:20px;padding:30px;box-shadow:var(--shadow)}.toast{position:fixed;right:24px;bottom:24px;background:#143f40;color:#fff;padding:12px 16px;border-radius:10px;box-shadow:var(--shadow);z-index:30}@media(max-width:1000px){.login-shell{grid-template-columns:1fr}.login-brand{display:none}.app-shell{grid-template-columns:82px 1fr}.side-brand>div:last-child,.sidebar nav span,.nav-title,.side-footer{display:none}.sidebar nav button{justify-content:center;font-size:20px}.metrics{grid-template-columns:repeat(2,1fr)}.ops{grid-template-columns:1fr 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