/* assets/styles.css - clean responsive styles with friendly colors */

/* Root colors */
:root{
  --bg:#f4f7fb;
  --card:#ffffff;
  --muted:#6b7280;
  --accent:#2563eb;
  --accent-2:#7c3aed;
  --success:#10b981;
  --danger:#ef4444;
  --glass: rgba(255,255,255,0.7);
  --radius:14px;
  --shadow: 0 6px 20px rgba(16,24,40,0.06);
  --max-width:1100px;
}

*{box-sizing:border-box}
body{
  margin:0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
  background: linear-gradient(180deg, #eef2ff 0%, var(--bg) 60%);
  color:#111827;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  min-height:100vh;
}

/* login page */
.login-wrap{
  display:flex;
  align-items:center;
  justify-content:center;
  min-height:100vh;
  padding:24px;
}
.login-card{
  width:100%;
  max-width:420px;
  background:var(--card);
  border-radius:16px;
  padding:28px;
  box-shadow: var(--shadow);
  text-align:center;
}
.login-card h1{margin:0 0 8px}
.login-card .lead{margin:0 0 16px;color:var(--muted)}
.form label{display:block; text-align:left; margin-bottom:12px; font-size:14px}
.form input{
  width:100%;
  padding:12px 14px;
  border-radius:8px;
  border:1px solid #e6e9ef;
  outline:none;
  font-size:15px;
}
.form input:focus{box-shadow:0 6px 18px rgba(37,99,235,.08); border-color:var(--accent)}
.form-row{display:flex; gap:10px; align-items:center; margin-top:12px}
.btn{background:transparent;border:1px solid #e6e9ef;padding:10px 14px;border-radius:10px;cursor:pointer}
.btn-primary{background:linear-gradient(90deg,var(--accent),var(--accent-2)); color:white; border:none}
.btn-ghost{background:transparent; border:none; color:var(--muted)}
.alert{background:#fff6f6;color:var(--danger); padding:10px;border-radius:8px;margin-bottom:12px; border:1px solid rgba(239,68,68,.08)}
.hint{margin-top:14px;color:var(--muted)}

/* layout */
.topbar{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:14px 20px;
  background:transparent;
  max-width:var(--max-width);
  margin:16px auto 0;
}
.brand{font-weight:700; font-size:18px; color:var(--accent)}
.user-actions{display:flex; gap:12px; align-items:center}
.container{max-width:var(--max-width); margin:20px auto; padding:12px;}

.grid{display:grid; grid-template-columns: 240px 1fr; gap:18px; align-items:start}
.side{background:var(--card); padding:14px; border-radius:12px; box-shadow:var(--shadow)}
.nav ul{list-style:none; padding:0; margin:0}
.nav li{margin-bottom:8px}
.nav a{display:block; padding:10px; border-radius:8px; color:#111827; text-decoration:none}
.nav a.active, .nav a:hover{background:linear-gradient(90deg,var(--accent),var(--accent-2)); color:#fff}

/* main */
.main h2{margin-top:0}
.cards{display:grid; grid-template-columns: repeat( auto-fit, minmax(180px,1fr) ); gap:14px; margin:14px 0}
.card{
  background:var(--card);
  padding:14px;
  border-radius:12px;
  box-shadow:var(--shadow);
}
.card-title{font-size:13px;color:var(--muted)}
.card-value{font-size:20px; font-weight:700; margin-top:6px}
.card-note{font-size:12px; color:var(--muted); margin-top:8px}

.actions-row{margin:12px 0; display:flex; gap:10px}
.table{width:100%; border-collapse:collapse; background:var(--card); border-radius:10px; overflow:hidden; box-shadow:var(--shadow)}
.table thead tr{background:linear-gradient(90deg,var(--accent),var(--accent-2)); color:#fff}
.table th, .table td{padding:10px; text-align:left; border-bottom:1px solid #f1f5f9}
.table tbody tr:last-child td{border-bottom:none}

/* responsive */
@media (max-width: 880px){
  .grid{grid-template-columns: 1fr; }
  .side{order:2}
  .topbar{padding:12px}
  .login-card{margin-top:10vh}
}