/* ============================================================
   PERMISOS DE INGENIERÍA – BOQUETE  |  app.css
   ============================================================ */

:root {
    --bg-deep:   #0d1520;
    --bg-base:   #111e2e;
    --bg-card:   #162032;
    --bg-input:  #0f1a28;
    --bg-hover:  #1c2d42;
    --border:    #233249;
    --border-light: #2d4060;

    --gold:      #c9a84c;
    --gold-light:#e0c070;
    --gold-dim:  rgba(201,168,76,.15);

    --text:      #dde4ed;
    --text-muted:#7890aa;
    --text-dim:  #4a6080;

    --blue:      #3b82f6;
    --green:     #22c55e;
    --red:       #ef4444;
    --orange:    #f59e0b;

    --sidebar-w: 240px;
    --topbar-h:  60px;
    --radius:    10px;
    --shadow:    0 4px 20px rgba(0,0,0,.35);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: 'Source Sans 3', sans-serif;
    background: var(--bg-deep);
    color: var(--text);
    font-size: 14px;
    line-height: 1.5;
}

/* ── LAYOUT ── */
.layout { display: flex; min-height: 100vh; }

/* ── SIDEBAR ── */
.sidebar {
    width: var(--sidebar-w);
    background: var(--bg-base);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0; left: 0;
    height: 100vh;
    z-index: 100;
}
.sidebar-brand {
    padding: 24px 20px 20px;
    border-bottom: 1px solid var(--border);
}
.sidebar-brand .title {
    font-family: 'Playfair Display', serif;
    font-size: 16px;
    color: var(--gold);
    line-height: 1.3;
}
.sidebar-brand .sub {
    font-size: 10px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-top: 4px;
}
.sidebar-nav { flex: 1; padding: 16px 0; }
.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 11px 20px;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 13.5px;
    font-weight: 400;
    transition: all .15s;
    border-left: 3px solid transparent;
}
.nav-item:hover { background: var(--bg-hover); color: var(--text); }
.nav-item.active { background: var(--gold-dim); color: var(--gold); border-left-color: var(--gold); font-weight: 600; }
.nav-item .icon { font-size: 16px; width: 20px; text-align: center; }
.nav-section {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 1.8px;
    color: var(--text-dim);
    padding: 16px 20px 6px;
}
.sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--border);
}
.sidebar-footer a {
    display: flex; align-items: center; gap: 10px;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 13px;
    transition: color .15s;
}
.sidebar-footer a:hover { color: var(--red); }

/* ── MAIN ── */
.main { margin-left: var(--sidebar-w); flex: 1; display: flex; flex-direction: column; }

.topbar {
    height: var(--topbar-h);
    background: var(--bg-base);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    padding: 0 30px;
    gap: 16px;
    position: sticky;
    top: 0; z-index: 50;
}
.topbar-title { font-family: 'Playfair Display', serif; font-size: 18px; color: var(--text); }
.topbar-badge {
    background: var(--gold-dim);
    color: var(--gold);
    font-size: 11px;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 20px;
    letter-spacing: .5px;
}
.topbar-spacer { flex: 1; }

.page-content { padding: 30px; flex: 1; }

/* ── CARDS ── */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow);
}
.card-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border);
}
.card-header h3 { font-size: 15px; font-weight: 600; color: var(--text); }
.card-header .icon { font-size: 18px; }

/* ── STAT CARDS ── */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px,1fr)); gap: 16px; margin-bottom: 28px; }
.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px 22px;
}
.stat-card .stat-label { font-size: 11px; text-transform: uppercase; letter-spacing: 1.5px; color: var(--text-muted); margin-bottom: 8px; }
.stat-card .stat-value { font-family: 'Playfair Display', serif; font-size: 30px; color: var(--gold); line-height: 1; }
.stat-card .stat-sub { font-size: 12px; color: var(--text-dim); margin-top: 4px; }

/* ── TABLE ── */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
thead th {
    padding: 10px 14px;
    text-align: left;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border);
}
tbody tr { border-bottom: 1px solid var(--border); transition: background .12s; }
tbody tr:hover { background: var(--bg-hover); }
tbody td { padding: 12px 14px; font-size: 13.5px; }
.td-num { font-family: 'Playfair Display', serif; font-size: 18px; color: var(--gold); }
.td-actions { display: flex; gap: 8px; }

/* ── BUTTONS ── */
.btn {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 8px 18px;
    border-radius: 7px;
    border: none;
    cursor: pointer;
    font-family: 'Source Sans 3', sans-serif;
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
    transition: all .15s;
}
.btn-primary { background: var(--gold); color: var(--bg-deep); }
.btn-primary:hover { background: var(--gold-light); }
.btn-secondary { background: var(--bg-hover); color: var(--text); border: 1px solid var(--border-light); }
.btn-secondary:hover { border-color: var(--gold); color: var(--gold); }
.btn-danger { background: rgba(239,68,68,.15); color: var(--red); border: 1px solid rgba(239,68,68,.3); }
.btn-danger:hover { background: rgba(239,68,68,.25); }
.btn-print { background: rgba(34,197,94,.15); color: var(--green); border: 1px solid rgba(34,197,94,.3); }
.btn-print:hover { background: rgba(34,197,94,.25); }
.btn-sm { padding: 5px 12px; font-size: 12px; }
.btn-lg { padding: 12px 28px; font-size: 15px; }

/* ── FORMS ── */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-grid.cols-3 { grid-template-columns: 1fr 1fr 1fr; }
.form-grid.cols-4 { grid-template-columns: 1fr 1fr 1fr 1fr; }
.form-full { grid-column: 1 / -1; }

.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: var(--text-muted);
    font-weight: 600;
}
.form-group input,
.form-group textarea,
.form-group select {
    background: var(--bg-input);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 10px 14px;
    border-radius: 7px;
    font-family: 'Source Sans 3', sans-serif;
    font-size: 14px;
    transition: border-color .2s;
    width: 100%;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus { outline: none; border-color: var(--gold); }
.form-group textarea { resize: vertical; min-height: 72px; }
.form-hint { font-size: 11px; color: var(--text-dim); margin-top: 2px; }

.section-title {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--gold);
    margin: 28px 0 14px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
}
.section-title:first-child { margin-top: 0; }

/* ── SEARCH BAR ── */
.search-bar {
    display: flex; gap: 12px; margin-bottom: 20px;
}
.search-bar input {
    flex: 1;
    background: var(--bg-input);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 9px 14px;
    border-radius: 7px;
    font-size: 14px;
    font-family: 'Source Sans 3', sans-serif;
}
.search-bar input:focus { outline: none; border-color: var(--gold); }

/* ── ALERTS ── */
.alert { padding: 12px 16px; border-radius: 7px; margin-bottom: 20px; font-size: 13.5px; }
.alert-success { background: rgba(34,197,94,.12); border: 1px solid rgba(34,197,94,.3); color: #86efac; }
.alert-error   { background: rgba(239,68,68,.12); border: 1px solid rgba(239,68,68,.3); color: #fca5a5; }
.alert-info    { background: rgba(59,130,246,.12); border: 1px solid rgba(59,130,246,.3); color: #93c5fd; }

/* ── PERMISO BADGE ── */
.permiso-num {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--gold-dim);
    border: 1px solid rgba(201,168,76,.3);
    color: var(--gold);
    padding: 6px 16px;
    border-radius: 20px;
    font-family: 'Playfair Display', serif;
    font-size: 20px;
}

/* ── CALIBRATION ── */
.calib-field {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 10px;
}
.calib-field label { flex: 0 0 120px; font-size: 12px; color: var(--text-muted); }
.calib-field input[type=range] { flex: 1; accent-color: var(--gold); }
.calib-field .calib-val {
    background: var(--bg-input);
    border: 1px solid var(--border);
    color: var(--gold);
    padding: 4px 8px;
    border-radius: 5px;
    width: 70px;
    text-align: center;
    font-size: 13px;
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
    .sidebar { transform: translateX(-100%); }
    .main { margin-left: 0; }
    .form-grid { grid-template-columns: 1fr; }
    .form-grid.cols-3, .form-grid.cols-4 { grid-template-columns: 1fr 1fr; }
    .page-content { padding: 16px; }
}

/* ── PAGINATION ── */
.pagination { display: flex; gap: 6px; align-items: center; margin-top: 20px; }
.pagination a, .pagination span {
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 13px;
    text-decoration: none;
}
.pagination a { background: var(--bg-hover); color: var(--text); border: 1px solid var(--border); }
.pagination a:hover { border-color: var(--gold); color: var(--gold); }
.pagination .current { background: var(--gold-dim); color: var(--gold); border: 1px solid rgba(201,168,76,.3); }