:root{--bg:#0f172a;--surface:#1e293b;--surface-2:#172136;--text:#f8fafc;--muted:#94a3b8;--green:#22c55e;--green-dark:#06210f;--border:rgba(248,250,252,.1);--danger:#ef4444}*{box-sizing:border-box}html,body{margin:0;min-height:100%;background:var(--bg);color:var(--text);font-family:"Exo 2",sans-serif}body{line-height:1.7}a{color:inherit;text-decoration:none}.sidebar{position:fixed;inset:0 auto 0 0;width:250px;padding:28px 20px;border-right:1px solid var(--border);background:rgba(15,23,42,.96);display:flex;flex-direction:column;z-index:10}.brand{display:flex;align-items:center;gap:10px;margin:0 8px 42px}.brand img{width:132px;height:auto}.brand span{border:1px solid rgba(34,197,94,.3);border-radius:999px;padding:2px 7px;color:var(--green);font-size:11px;letter-spacing:1px}.sidebar nav{display:grid;gap:8px}.nav-link{display:flex;align-items:center;gap:12px;width:100%;padding:11px 14px;border:0;border-radius:10px;background:transparent;color:var(--muted);font:600 15px "Exo 2";cursor:pointer;text-align:left}.nav-link:hover,.nav-link:focus{background:var(--surface);color:var(--text)}.nav-link span{color:var(--green)}.logout-form{margin-top:auto}.app-main{margin-left:250px;min-height:100vh;padding:48px clamp(28px,5vw,72px)}.auth-main{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at 80% 10%,rgba(34,197,94,.11),transparent 35%),var(--bg)}h1,h2,h3{font-family:Orbitron,sans-serif;line-height:1.2;margin:.35rem 0}h1{font-size:clamp(32px,4vw,48px)}h2{font-size:clamp(22px,3vw,30px)}p{color:var(--muted)}.eyebrow{display:inline-block;border:1px solid rgba(34,197,94,.3);border-radius:999px;padding:4px 10px;color:var(--green);font-size:10px;font-weight:700;letter-spacing:1.4px}.page-header{display:flex;justify-content:space-between;align-items:end;margin-bottom:34px}.metric-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:24px}.metric-card,.panel,.login-card{border:1px solid var(--border);border-radius:16px;background:var(--surface);padding:28px}.metric-card span{color:var(--green);font-size:11px;font-weight:700;letter-spacing:1.3px}.metric-card strong{display:block;font:700 30px Orbitron;margin:14px 0 6px}.metric-card small{color:var(--muted)}.panel{margin-top:20px}.login-card{width:min(100%,460px);padding:40px;background:linear-gradient(145deg,rgba(30,41,59,.98),rgba(23,33,54,.98))}.login-logo{width:180px;margin-bottom:36px}.stack-form{display:grid;gap:18px;margin-top:28px}.stack-form label{display:grid;gap:7px;color:var(--text);font-weight:600}.stack-form input,.stack-form textarea,.stack-form select{width:100%;padding:12px 14px;border:1px solid var(--border);border-radius:10px;background:#0f172a;color:var(--text);font:inherit;outline:none}.stack-form input:focus,.stack-form textarea:focus,.stack-form select:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(34,197,94,.12)}.button{display:inline-flex;justify-content:center;align-items:center;padding:12px 18px;border:1px solid var(--border);border-radius:9px;background:transparent;color:var(--text);font:700 14px "Exo 2";cursor:pointer}.button.primary{border-color:var(--green);background:var(--green);color:var(--green-dark)}.button:hover{transform:translateY(-1px)}.form-error,.message{margin:16px 0;padding:12px 14px;border-radius:8px;background:rgba(239,68,68,.12);color:#fecaca}.messages{margin-bottom:18px}@media(max-width:850px){.sidebar{position:static;width:100%;height:auto;flex-direction:row;align-items:center;padding:14px 18px}.sidebar .brand{margin:0 auto 0 0}.sidebar nav{display:flex}.logout-form{margin:0}.app-main{margin-left:0;padding:28px 18px}.metric-grid{grid-template-columns:1fr}.nav-link{font-size:0}.nav-link span{font-size:20px}}@media(max-width:520px){.sidebar nav{display:none}.login-card{padding:28px}.page-header{align-items:start;flex-direction:column}}

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