/* HACCP System — application styles */
:root {
    --bg: #f4f6f9;
    --panel: #ffffff;
    --ink: #1e2a38;
    --muted: #6b7a8c;
    --line: #dfe5ec;
    --accent: #1666b8;
    --accent-dark: #0f4a8a;
    --green: #1a7f4b;
    --red: #b3261e;
    --amber: #a05a00;
    --radius: 8px;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
    font-family: "Segoe UI", Arial, Helvetica, sans-serif;
    background: var(--bg);
    color: var(--ink);
    font-size: 14px;
    line-height: 1.5;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 20px; margin: 0; }
h2 { font-size: 18px; margin: 0 0 8px; }
h3 { font-size: 15px; margin: 18px 0 8px; }
hr { border: 0; border-top: 1px solid var(--line); margin: 14px 0; }
.muted { color: var(--muted); }
small { color: var(--muted); }

/* ---- Layout ---- */
.app { display: flex; min-height: 100vh; }
.sidebar {
    width: 220px; background: #142433; color: #cdd8e5;
    flex-shrink: 0; display: flex; flex-direction: column;
}
.sidebar .brand {
    padding: 16px; font-weight: 700; font-size: 16px; color: #fff;
    border-bottom: 1px solid #23384e;
}
.sidebar nav { flex: 1; padding: 8px 0; }
.sidebar nav a {
    display: block; padding: 9px 16px; color: #cdd8e5;
    border-left: 3px solid transparent;
}
.sidebar nav a:hover { background: #1c3049; color: #fff; text-decoration: none; }
.sidebar nav a.active { background: #1c3049; color: #fff; border-left-color: var(--accent); }
.sidebar-foot { padding: 14px 16px; border-top: 1px solid #23384e; font-size: 12px; }
.main { flex: 1; padding: 20px 26px; min-width: 0; }
.topbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }

/* ---- Cards / alerts ---- */
.card {
    background: var(--panel); border: 1px solid var(--line);
    border-radius: var(--radius); padding: 18px; margin-bottom: 16px;
}
.alert {
    padding: 10px 14px; border-radius: var(--radius);
    margin-bottom: 12px; border: 1px solid transparent;
}
.alert-success { background: #e8f5ee; border-color: #bfe3cf; color: #14532d; }
.alert-error   { background: #fdeceb; border-color: #f2c4c1; color: #7f1d1d; }
.alert-info    { background: #e8f1fb; border-color: #c4daf2; color: #164a86; }
.alert-warning { background: #fdf3e3; border-color: #f0d9b0; color: #7a4a00; }

/* ---- Forms ---- */
form label { display: block; margin-bottom: 10px; font-weight: 600; }
form input[type=text], form input[type=password], form input[type=number],
form input[type=date], form input[type=time], form select, form textarea {
    display: block; width: 100%; margin-top: 3px; padding: 7px 9px;
    border: 1px solid var(--line); border-radius: 6px; font-size: 14px;
    background: #fff; color: var(--ink);
}
form textarea { min-height: 70px; resize: vertical; }
form input:focus, form select:focus, form textarea:focus {
    outline: 2px solid #bcd7f5; border-color: var(--accent);
}
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }
.form-grid label.wide, .form-grid h3 { grid-column: 1 / -1; }
.form-grid .btn { grid-column: 1 / -1; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.inline-form { display: inline; }
fieldset { border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 14px; margin-bottom: 14px; }
legend { padding: 0 6px; font-weight: 600; }

/* ---- Buttons ---- */
.btn {
    display: inline-block; padding: 8px 14px; border-radius: 6px;
    background: var(--accent); color: #fff; border: 1px solid var(--accent);
    font-size: 14px; cursor: pointer; text-decoration: none;
}
.btn:hover { background: var(--accent-dark); text-decoration: none; color: #fff; }
.btn-small { padding: 4px 10px; font-size: 12px; }
.btn-danger { background: #c0392b; border-color: #c0392b; }
.btn-danger:hover { background: #a93226; }
.btn-secondary { background: #fff; color: var(--ink); border-color: var(--line); }
.btn-secondary:hover { background: #f0f3f7; color: var(--ink); }
.btn-block { display: block; width: 100%; text-align: center; }

/* ---- Tables ---- */
.table { width: 100%; border-collapse: collapse; background: #fff; }
.table th, .table td {
    text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line);
    vertical-align: top; font-size: 13px;
}
.table th { background: #f2f5f9; font-weight: 600; }
.table tr:nth-child(even) td { background: #fafbfd; }
.table .num { text-align: right; }
.table-wrap { overflow-x: auto; }

/* ---- Badges / tags ---- */
.badge { display: inline-block; padding: 1px 8px; border-radius: 10px; font-size: 11px; font-weight: 700; }
.badge-green { background: #e0f2e7; color: #146c3a; }
.badge-red { background: #fce4e2; color: #95231b; }
.badge-amber { background: #fdf1d8; color: #8a5a00; }
.badge-blue { background: #e3edfa; color: #155a9c; }
.badge-gray { background: #eceff3; color: #55606e; }
.tag { display: inline-block; background: #eef1f5; padding: 1px 7px; border-radius: 4px; font-size: 12px; margin-right: 4px; }

/* ---- Tabs ---- */
.tabs { display: flex; gap: 4px; border-bottom: 2px solid var(--line); margin-bottom: 14px; flex-wrap: wrap; }
.tabs a {
    padding: 8px 14px; border-radius: 6px 6px 0 0; color: var(--muted);
    border: 1px solid transparent; border-bottom: none; font-weight: 600;
}
.tabs a.active { background: #fff; color: var(--accent); border-color: var(--line); }
.tabs a:hover { text-decoration: none; color: var(--accent); }

/* ---- Dashboard stats ---- */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; margin-bottom: 16px; }
.stat { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; }
.stat .n { font-size: 26px; font-weight: 700; }
.stat .l { color: var(--muted); font-size: 12px; }
.stat.red .n { color: var(--red); }
.stat.amber .n { color: var(--amber); }
.stat.green .n { color: var(--green); }

.overdue { color: var(--red); font-weight: 700; }
.due { color: var(--amber); font-weight: 700; }
.ok { color: var(--green); }

/* ---- Misc ---- */
.kv th { text-align: left; vertical-align: top; padding: 4px 12px 4px 0; white-space: nowrap; }
.actions a, .actions button { margin-right: 6px; }
.print-body { background: #fff; }
.print-toolbar { display: flex; gap: 10px; align-items: center; padding: 10px 16px; background: #f2f5f9; border-bottom: 1px solid var(--line); }
@media print { .no-print { display: none !important; } .print-body { padding: 0; } .main { padding: 0; } }

/* ---- Install / login ---- */
.install-wrap, .login-wrap { max-width: 720px; margin: 40px auto; padding: 0 16px; }
.login-wrap { max-width: 400px; margin-top: 10vh; }
.login-title { text-align: center; margin-bottom: 2px; }
.login-body { background: linear-gradient(160deg, #142433 0%, #1d3a55 100%); min-height: 100vh; }
.login-wrap .card { border: none; box-shadow: 0 10px 30px rgba(0,0,0,.25); }
.login-wrap .muted { text-align: center; }

/* ---- Responsive ---- */
@media (max-width: 760px) {
    .app { flex-direction: column; }
    .sidebar { width: 100%; }
    .sidebar nav { display: flex; flex-wrap: wrap; }
    .sidebar nav a { border-left: none; padding: 6px 12px; }
    .form-grid, .grid-2 { grid-template-columns: 1fr; }
    .main { padding: 14px; }
}