/* ==========================================================================
   PHARMA BDA - CLEAN LIGHT CORPORATE THEME (GREENMORMAIL STYLE)
   ========================================================================== */

:root {
    /* GreenmorMail Light Corporate Palette */
    --gm-lime: #84cc16;                /* Fresh Lime Accent */
    --gm-olive-text: #2d5318;           /* Deep Olive Green for Text & Headers */
    --gm-olive-hover: #1e3a10;          /* Hover State Text */
    
    /* Light Surface Tints */
    --gm-bg-light-tint: #f1f8e9;       /* Soft Light Lime Banner Tint */
    --gm-bg-active-tint: #e2f1cd;      /* Active Tab Background Tint */
    --gm-border-soft: #d2e7b9;         /* Soft Green Border */
    
    /* Layout Surfaces */
    --text-primary: #374151;           /* Dark Slate Body Text */
    --text-muted: #6b7280;
    --bg-page: #f8fafc;
    --border-subtle: #e5e7eb;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: var(--text-primary);
    background-color: var(--bg-page);
    line-height: 1.6;
    margin: 0;
    padding: 0;
}

/* --- 1. Top Light Tint Contact Bar --- */
.top-bar {
    background-color: var(--gm-bg-light-tint);
    font-size: 0.85rem;
    color: var(--gm-olive-text);
    border-bottom: 1px solid var(--gm-border-soft);
    padding: 8px 0;
}

.top-bar a {
    color: var(--gm-olive-text);
    text-decoration: none;
    font-weight: 600;
}

.top-bar a:hover {
    color: var(--gm-lime);
}

/* --- 2. Main White Branding Header --- */
.main-header {
    background: #ffffff;
    border-bottom: 1px solid var(--border-subtle);
    padding: 18px 0;
}

.brand-icon {
    width: 46px;
    height: 46px;
    background-color: var(--gm-bg-light-tint);
    color: var(--gm-olive-text);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

/* --- 3. Light Center-Aligned Top Navigation Navbar --- */
.main-navbar {
    background: #ffffff !important;
    border-bottom: 2px solid var(--gm-border-soft);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
    padding: 0 !important;
}

.main-navbar .navbar-collapse {
    justify-content: center;
}

.main-navbar .navbar-nav {
    margin: 0 auto !important;
    justify-content: center;
}

.main-navbar .nav-link {
    color: var(--gm-olive-text) !important;
    font-weight: 700;
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 14px 20px !important;
    transition: all 0.2s ease-in-out;
    white-space: nowrap;
}

.main-navbar .nav-link:hover {
    color: var(--gm-olive-hover) !important;
    background-color: var(--gm-bg-light-tint);
}

.main-navbar .nav-link.active {
    color: var(--gm-olive-text) !important;
    background-color: var(--gm-bg-light-tint);
    border-bottom: 3px solid var(--gm-lime);
}

/* --- 4. Light Left Sidebar Menu (Products & Divisions Header) --- */
.sidebar-card {
    background: #ffffff;
    border-radius: 12px;
    border: 1px solid var(--border-subtle);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.02);
    overflow: hidden;
}

.sidebar-header {
    background: var(--gm-bg-light-tint);
    color: var(--gm-olive-text);
    padding: 15px 18px;
    font-weight: 700;
    font-size: 0.88rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    border-bottom: 2px solid var(--gm-lime);
}

.sidebar-card .list-group-item {
    border: none;
    border-bottom: 1px solid #f1f5f9;
    padding: 12px 18px;
    font-weight: 500;
    font-size: 0.87rem;
    color: #374151;
    transition: all 0.15s ease-in-out;
}

.sidebar-card .list-group-item:hover {
    background-color: var(--gm-bg-light-tint);
    color: var(--gm-olive-text);
    padding-left: 22px;
}

.sidebar-card .list-group-item.active {
    background-color: var(--gm-bg-active-tint);
    color: var(--gm-olive-text);
    font-weight: 700;
    border-left: 4px solid var(--gm-lime);
}

/* --- 5. Main Right Content Card --- */
.content-card {
    background: #ffffff;
    border-radius: 12px;
    border: 1px solid var(--border-subtle);
    padding: 38px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02);
    min-height: 520px;
}

.content-card h1, 
.content-card h2, 
.content-card h3 {
    color: var(--gm-olive-text);
    font-weight: 700;
}

.page-body {
    line-height: 1.85;
    color: #374151;
    font-size: 0.98rem;
}

/* --- 6. Footer --- */
footer {
    background: #ffffff;
    border-top: 1px solid var(--border-subtle);
    padding: 25px 0;
    margin-top: 60px;
    font-size: 0.875rem;
    color: var(--text-muted);
}