/* ============================
   PROINEL Operations Hub CSS
   ============================ */

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

:root {
    --primary:     #1e3a5f;
    --primary-lt:  #2563eb;
    --accent:      #3b82f6;
    --success:     #22c55e;
    --warning:     #eab308;
    --danger:      #ef4444;
    --gray-50:     #f9fafb;
    --gray-100:    #f3f4f6;
    --gray-200:    #e5e7eb;
    --gray-400:    #9ca3af;
    --gray-600:    #4b5563;
    --gray-800:    #1f2937;
    --white:       #ffffff;
    --sidebar-w:   240px;
    --header-h:    64px;
    --radius:      8px;
    --shadow:      0 1px 3px rgba(0,0,0,.1), 0 1px 2px rgba(0,0,0,.06);
    --shadow-md:   0 4px 6px rgba(0,0,0,.07), 0 2px 4px rgba(0,0,0,.06);
}

body { font-family: 'Inter', sans-serif; font-size: 14px; color: var(--gray-800); background: var(--gray-50); }
a { text-decoration: none; color: inherit; }

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

/* ---- Sidebar ---- */
.sidebar {
    width: var(--sidebar-w);
    background: var(--primary);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0; left: 0;
    height: 100vh;
    z-index: 100;
    overflow-y: auto;
}
.sidebar-brand {
    padding: 24px 20px 16px;
    border-bottom: 1px solid rgba(255,255,255,.1);
}
.brand-text  { display: block; font-size: 20px; font-weight: 700; color: #fff; letter-spacing: 1px; }
.brand-sub   { display: block; font-size: 11px; color: rgba(255,255,255,.5); margin-top: 2px; }

.sidebar-nav { flex: 1; padding: 12px 0; }
.nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 11px 20px;
    color: rgba(255,255,255,.7);
    font-size: 13.5px;
    transition: background .15s, color .15s;
    border-left: 3px solid transparent;
}
.nav-item:hover { background: rgba(255,255,255,.08); color: #fff; }
.nav-item.active { background: rgba(255,255,255,.12); color: #fff; border-left-color: var(--accent); font-weight: 600; }
.nav-icon  { font-size: 16px; width: 20px; text-align: center; }
.nav-label { flex: 1; }

.sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid rgba(255,255,255,.1);
    color: rgba(255,255,255,.6);
    font-size: 12px;
}
.role-badge {
    display: inline-block;
    margin-top: 4px;
    background: rgba(255,255,255,.15);
    color: rgba(255,255,255,.8);
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 11px;
}

/* ---- Main Wrapper ---- */
.main-wrapper {
    margin-left: var(--sidebar-w);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    flex: 1;
}

/* ---- Top Header ---- */
.top-header {
    height: var(--header-h);
    background: var(--white);
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 28px;
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 50;
}
.page-title { font-size: 17px; font-weight: 600; color: var(--primary); }
.header-right { display: flex; align-items: center; gap: 16px; }
.header-user  { display: flex; align-items: center; gap: 10px; }
.user-avatar  {
    width: 36px; height: 36px;
    background: var(--primary-lt);
    color: #fff;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: 15px;
}
.user-name  { display: block; font-weight: 600; font-size: 13px; }
.user-role  { display: block; font-size: 11px; color: var(--gray-400); }
.btn-logout {
    padding: 7px 16px;
    background: var(--gray-100);
    color: var(--gray-600);
    border-radius: var(--radius);
    font-size: 13px;
    font-weight: 500;
    transition: background .15s;
}
.btn-logout:hover { background: var(--gray-200); }

/* ---- Content ---- */
.content { padding: 28px; flex: 1; }

/* ---- Cards ---- */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 20px;
    margin-bottom: 28px;
}
.kpi-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 20px 24px;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 16px;
}
.kpi-icon { font-size: 32px; }
.kpi-value { font-size: 28px; font-weight: 700; color: var(--primary); }
.kpi-label { font-size: 12px; color: var(--gray-400); margin-top: 2px; }

.card {
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-bottom: 24px;
}
.card-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.card-title { font-size: 15px; font-weight: 600; color: var(--primary); }
.card-body  { padding: 20px; }

/* ---- Tables ---- */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
thead th { background: var(--gray-50); padding: 10px 14px; text-align: left; font-weight: 600; color: var(--gray-600); border-bottom: 2px solid var(--gray-200); }
tbody td { padding: 10px 14px; border-bottom: 1px solid var(--gray-100); vertical-align: middle; }
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: var(--gray-50); }

/* ---- Badges / Semáforo ---- */
.badge { display: inline-flex; align-items: center; padding: 3px 10px; border-radius: 12px; font-size: 11.5px; font-weight: 600; }
.badge-success { background: #dcfce7; color: #166534; }
.badge-warning { background: #fef9c3; color: #854d0e; }
.badge-danger  { background: #fee2e2; color: #991b1b; }
.badge-info    { background: #dbeafe; color: #1e40af; }
.badge-gray    { background: var(--gray-100); color: var(--gray-600); }

.dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; margin-right: 6px; }
.dot-success { background: var(--success); }
.dot-warning { background: var(--warning); }
.dot-danger  { background: var(--danger); }

/* ---- Buttons ---- */
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 8px 16px; border-radius: var(--radius); font-size: 13px; font-weight: 500; cursor: pointer; border: none; transition: all .15s; }
.btn-primary   { background: var(--primary-lt); color: #fff; }
.btn-primary:hover { background: #1d4ed8; }
.btn-secondary { background: var(--gray-100); color: var(--gray-700, #374151); }
.btn-secondary:hover { background: var(--gray-200); }
.btn-danger    { background: var(--danger); color: #fff; }
.btn-danger:hover { background: #dc2626; }
.btn-sm { padding: 5px 10px; font-size: 12px; }

/* ---- Forms ---- */
.form-group { margin-bottom: 18px; }
label { display: block; font-size: 13px; font-weight: 500; margin-bottom: 6px; color: var(--gray-600); }
input[type=text], input[type=email], input[type=password], input[type=number], input[type=date],
select, textarea {
    width: 100%;
    padding: 9px 12px;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    font-size: 13.5px;
    color: var(--gray-800);
    background: var(--white);
    transition: border .15s;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); }
textarea { resize: vertical; min-height: 80px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }

/* ---- Page Toolbar ---- */
.page-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
    gap: 12px;
    flex-wrap: wrap;
}
.toolbar-filters { display: flex; gap: 10px; flex-wrap: wrap; }
.toolbar-filters select,
.toolbar-filters input { width: auto; min-width: 140px; }

/* ---- Empty State ---- */
.empty-state { text-align: center; padding: 48px 24px; color: var(--gray-400); }
.empty-state-icon { font-size: 48px; margin-bottom: 12px; }
.empty-state p { font-size: 15px; }

/* ---- Progress Bar ---- */
.progress { background: var(--gray-100); border-radius: 20px; height: 8px; overflow: hidden; }
.progress-bar { height: 100%; background: var(--primary-lt); border-radius: 20px; transition: width .3s; }

/* ---- Alerts ---- */
.alert { padding: 12px 16px; border-radius: var(--radius); margin-bottom: 16px; font-size: 13.5px; }
.alert-danger  { background: #fee2e2; color: #991b1b; border-left: 4px solid var(--danger); }
.alert-success { background: #dcfce7; color: #166534; border-left: 4px solid var(--success); }
.alert-warning { background: #fef9c3; color: #854d0e; border-left: 4px solid var(--warning); }

/* ---- Login ---- */
.login-body { background: var(--primary); min-height: 100vh; display: flex; align-items: center; justify-content: center; }
.login-box {
    background: var(--white);
    border-radius: 12px;
    padding: 40px 44px;
    width: 100%;
    max-width: 420px;
    box-shadow: 0 20px 60px rgba(0,0,0,.3);
}
.login-logo { text-align: center; margin-bottom: 28px; }
.login-logo .brand-big { font-size: 26px; font-weight: 800; color: var(--primary); letter-spacing: 2px; }
.login-logo .brand-sub { font-size: 13px; color: var(--gray-400); margin-top: 4px; }
.login-box h2 { font-size: 18px; font-weight: 600; color: var(--gray-800); margin-bottom: 24px; }

/* ---- Grid helpers ---- */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 20px; }
.mt-0 { margin-top: 0 !important; }
.mt-4 { margin-top: 16px; }
.mb-4 { margin-bottom: 16px; }
.text-right { text-align: right; }
.text-center { text-align: center; }
.text-muted { color: var(--gray-400); font-size: 12px; }
.fw-bold { font-weight: 700; }

/* ---- Semaforo row color ---- */
tr.row-danger  { border-left: 3px solid var(--danger); }
tr.row-warning { border-left: 3px solid var(--warning); }
tr.row-success { border-left: 3px solid var(--success); }