:root {
    /*--primary: #1d4f8c;
    --secondary: #73aa69;
    --light-bg: #f4f6f9;*/
    --primary: #ee3f36;
    --secondary: #fbb140;
    --light-bg: #f4f6f9;
}

body {
    background-color: var(--light-bg);
    font-family: "Inter", sans-serif;
    overflow-x: hidden;
}
header {
    transition: margin-left 0.35s ease;
}
header.expanded {
    margin-left: 0px; /* same as collapsed sidebar */
}

/* Sidebar */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: 240px !important;
    height: 100vh;
    background: var(--primary);
    color: #fff;
    transition: all 0.35s ease;
    z-index: 1050;
    overflow-y: auto;
}

/* Sidebar collapsed state */
.sidebar.collapsed {
    margin-left: -240px;
}

/* Brand/logo section */
.sidebar .brand {
    background-color: #fff;
    padding: 1rem 1.25rem;
    font-size: 1.2rem;
    font-weight: 600;
    text-align: center;
}

/* Main nav links */
.sidebar .nav-link {
    color: #fff;
    padding: 10px 20px;
    font-size: 0.95rem;
    transition: background 0.2s;
}

/* Main nav hover/active */
.sidebar .nav-link:hover,
.sidebar .nav-link.active {
    background-color: rgba(255, 255, 255, 0.1);
}

/* Submenu collapse wrapper background */
.sidebar .collapse {
    background-color: var(--secondary); /* secondary background for submenu */
}

/* Submenu links */
.sidebar .collapse .nav-link {
    color: #fff;               /* text visible */
    padding-left: 2.5rem;      /* indent submenu links */
    font-size: 0.9rem;         /* slightly smaller than main links */
    transition: background 0.2s;
}

/* Submenu hover/active */
.sidebar .collapse .nav-link:hover,
.sidebar .collapse .nav-link.active {
    background-color: rgba(255, 255, 255, 0.2);
}


/* Toggle Button (Ear Style) */
#menuToggle {
    position: fixed;
    top: 50%;
    left: 0px;
    transform: translateY(-50%);
    z-index: 1100;
    background-color: var(--secondary);
    color: #fff;
    border: none;
    padding: 10px 12px;
    border-radius: 0 6px 6px 0;
    cursor: pointer;
    font-size: 1.2rem;
    box-shadow: 2px 0 6px rgba(0,0,0,0.1);
    transition: left 0.35s ease;
    height: 150px;
    width: 50px;
}

.sidebar.collapsed + #menuToggle {
    left: 240px;
}

/* Main Area */
.main {
    margin-left: 240px;
    padding: 1.5rem 2rem;
    transition: all 0.35s ease;
}

.main.expanded {
    margin-left: 80px;
}

.kvcard {
    border: none !important;
    border-left: 4px solid var(--primary) !important;
    box-shadow: 0 1px 6px rgba(0,0,0,0.05) !important;
    height: 100% !important;
}

.chart-card canvas {
    max-height: 160px;
}

.section-title {
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 0.8rem;
}

.kpi h6 {
    font-weight: 600;
    color: #555;
}

.kpi h3 {
    color: var(--secondary);
    font-weight: 700;
}

/* Desktop-first layout */
@media (max-width: 1200px) {
    .sidebar.collapsed {
        margin-left: -220px;
    }
    .main.expanded {
        margin-left: 80px;
    }
}