*{margin:0;padding:0;box-sizing:border-box}
:root{
  --bg:#0d1117;--bg2:#161b22;--bg3:#21262d;--border:#30363d;
  --text:#e6edf3;--text2:#8b949e;--red:#e94560;--red2:#c73652;
  --green:#3fb950;--yellow:#d29922;--blue:#58a6ff;
}
body{font-family:system-ui,sans-serif;background:var(--bg);color:var(--text);min-height:100vh}
.screen{display:none}.screen.active{display:block}

/* LOGIN */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center}
.login-box{background:var(--bg2);border:1px solid var(--border);border-radius:12px;padding:2rem;width:360px}
.login-logo{text-align:center;margin-bottom:1.5rem}
.login-logo i{font-size:48px;color:var(--red)}
.login-logo h1{font-size:22px;font-weight:600;margin-top:8px}
.login-logo p{color:var(--text2);font-size:13px;margin-top:4px}
.form-group{margin-bottom:1rem}
.form-group label{display:block;font-size:13px;color:var(--text2);margin-bottom:6px}
.form-group input{width:100%;padding:8px 12px;background:var(--bg3);border:1px solid var(--border);border-radius:6px;color:var(--text);font-size:14px;outline:none}
.form-group input:focus{border-color:var(--red)}
.btn{width:100%;padding:9px;background:var(--red);color:#fff;border:none;border-radius:6px;font-size:14px;font-weight:500;cursor:pointer}
.btn:hover{background:var(--red2)}
.btn:disabled{opacity:0.4;cursor:default}
.btn:disabled:hover{background:var(--red)}
.btn-ghost{background:transparent;border:1px solid var(--border);color:var(--text2)}
.btn-ghost:hover{background:var(--bg3);color:var(--text)}
.btn-ghost:disabled:hover{background:transparent}
.btn-sm{width:auto;padding:5px 12px;font-size:12px}
.login-switch{text-align:center;margin-top:1rem;font-size:13px;color:var(--text2)}
.login-switch a{color:var(--red);cursor:pointer;text-decoration:none}

/* TOPBAR */
.topbar{background:var(--bg2);border-bottom:1px solid var(--border);padding:0 1.5rem;height:52px;display:flex;align-items:center;gap:1rem}
.topbar-logo{display:flex;align-items:center;gap:8px;font-weight:600;font-size:15px}
.topbar-logo i{color:var(--red);font-size:20px}
.topbar-spacer{flex:1}
.topbar-user{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text2)}
.topbar-user .avatar{width:28px;height:28px;border-radius:50%;background:var(--red);display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:600;color:#fff}
.topbar-btn{background:transparent;border:1px solid var(--border);color:var(--text2);padding:5px 10px;border-radius:6px;font-size:12px;cursor:pointer;display:flex;align-items:center;gap:4px}
.topbar-btn:hover{background:var(--bg3);color:var(--text)}
.topbar-btn.danger{color:var(--red);border-color:rgba(233,69,96,0.5)}
.topbar-btn.danger:hover{background:rgba(233,69,96,0.1)}

/* PAGES */
.page{padding:2rem;max-width:900px;margin:0 auto}
.page-header{margin-bottom:2rem}
.page-header h2{font-size:20px;font-weight:600}
.page-header p{color:var(--text2);font-size:13px;margin-top:4px}
.card{background:var(--bg2);border:1px solid var(--border);border-radius:10px;padding:1.25rem}
.card+.card{margin-top:1rem}
.card-title{font-size:14px;font-weight:500;margin-bottom:1rem;display:flex;align-items:center;gap:8px}
.card-title i{color:var(--red)}
select{width:100%;padding:8px 12px;background:var(--bg3);border:1px solid var(--border);border-radius:6px;color:var(--text);font-size:14px;outline:none;cursor:pointer}
select:focus{border-color:var(--red)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.form-label{font-size:12px;color:var(--text2);margin-bottom:6px;display:block}

/* OPERATIVE LIST */
.op-list{display:flex;flex-direction:column;gap:8px}
.op-item{display:flex;align-items:center;gap:12px;padding:10px 12px;background:var(--bg3);border:1px solid var(--border);border-radius:8px}
.op-item-name{flex:1;font-size:14px;font-weight:500}
.op-item-stats{display:flex;gap:12px;font-size:12px;color:var(--text2)}
.op-item-stats span{display:flex;align-items:center;gap:3px}
.badge{padding:2px 8px;border-radius:4px;font-size:11px;font-weight:500}
.badge-green{background:rgba(63,185,80,0.15);color:var(--green)}