/* public/css/style.css */

:root {
    --sidebar-width: 260px;
    --sidebar-bg: #1e2227;
    --sidebar-hover: #2c3136;
    --sidebar-active: #0d6efd;
    --body-bg: #f4f6f9;
}

html, body {
    height: 100%;
    background-color: var(--body-bg);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    overflow-x: hidden;
}

.sidebar {
    width: var(--sidebar-width);
    min-height: 100vh;
    background-color: var(--sidebar-bg);
    color: #adb5bd;
    flex-shrink: 0;
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
}

.sidebar .brand-header {
    padding: 20px;
    background-color: #171a1d;
    border-bottom: 1px solid #2b3035;
}

.sidebar .nav-link {
    color: #ced4da;
    padding: 14px 22px;
    font-weight: 500;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    border-left: 4px solid transparent;
    transition: all 0.2s ease-in-out;
}

.sidebar .nav-link:hover {
    color: #ffffff;
    background-color: var(--sidebar-hover);
}

.sidebar .nav-link.active {
    color: #ffffff;
    background-color: var(--sidebar-hover);
    border-left-color: var(--sidebar-active);
    font-weight: 600;
}

.top-navbar {
    background-color: #ffffff;
    border-bottom: 1px solid #e9ecef;
    padding: 16px 28px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.02);
}

.main-wrapper {
    width: calc(100% - var(--sidebar-width));
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.main-content {
    padding: 28px;
    flex-grow: 1;
}

.card {
    border: none;
    border-radius: 10px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
    background-color: #ffffff;
}

.kpi-card {
    border-radius: 10px;
    padding: 24px;
    color: #ffffff;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.kpi-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(0,0,0,0.1);
}

.kpi-card .kpi-title {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 700;
    opacity: 0.85;
    margin-bottom: 8px;
}

.kpi-card .kpi-value {
    font-size: 2.2rem;
    font-weight: 800;
    line-height: 1;
    margin: 0;
}

.table-responsive {
    border-radius: 8px;
    overflow: hidden;
}

.table {
    margin-bottom: 0;
    vertical-align: middle;
}

.table thead th {
    background-color: #212529;
    color: #ffffff;
    font-weight: 600;
    font-size: 0.88rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 14px 16px;
    border: none;
}

.table tbody td {
    padding: 14px 16px;
    color: #495057;
    font-size: 0.93rem;
    border-color: #f1f3f5;
}