/* CSS Variables - Blue Theme */
:root {
    --primary-blue: #0F52BA; /* Sapphire Blue */
    --secondary-blue: #003366; /* Dark Blue */
    --accent-blue: #4A90E2; /* Light Blue */
    --bg-color: #F4F7F6;
    --text-main: #333333;
    --text-muted: #666666;
    --white: #FFFFFF;
    --border-color: #E0E0E0;
    --sidebar-width: 250px;
    --transition-speed: 0.3s;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    line-height: 1.6;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-speed);
}

/* Layout Containers */
.app-container {
    display: flex;
    min-height: 100vh;
}

.public-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: rgb(228, 228, 228);
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background-color: var(--secondary-blue);
    color: var(--white);
    display: flex;
    flex-direction: column;
    padding-top: 20px;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
}

.sidebar-header {
    padding: 20px;
    text-align: center;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    margin-bottom: 20px;
}

.sidebar-header h2 {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 2px;
}

.nav-links, .sidebar-departments ul {
    list-style: none;
}

.nav-links li a, .sidebar-departments ul li a {
    display: block;
    padding: 15px 25px;
    font-size: 16px;
    color: rgba(255,255,255,0.8);
    transition: all var(--transition-speed);
}

.nav-links li a i, .sidebar-departments ul li a i {
    margin-right: 10px;
    width: 20px;
    text-align: center;
}

.nav-links li a:hover, .sidebar-departments ul li a:hover {
    background-color: var(--primary-blue);
    color: var(--white);
    padding-left: 30px; /* micro animation */
}

.sidebar-departments {
    margin-top: 30px;
}

.sidebar-departments h3 {
    padding: 0 25px;
    font-size: 14px;
    text-transform: uppercase;
    color: var(--accent-blue);
    margin-bottom: 10px;
}

/* Main Content */
.main-content {
    flex-grow: 1;
    margin-left: var(--sidebar-width);
    display: flex;
    flex-direction: column;
}

/* Topbar */
.topbar {
    height: 70px;
    background-color: var(--white);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 40px;
    position: sticky;
    top: 0;
    z-index: 10;
}

.search-bar input {
    padding: 10px 20px;
    border: 1px solid var(--border-color);
    border-radius: 20px;
    width: 300px;
    font-size: 14px;
    outline: none;
    transition: border-color var(--transition-speed);
}

.search-bar input:focus {
    border-color: var(--primary-blue);
}

.user-menu {
    display: flex;
    align-items: center;
    gap: 20px;
}

.welcome-text {
    font-weight: 500;
}

.logout-btn {
    color: var(--text-muted);
    font-size: 14px;
}
.logout-btn:hover {
    color: #d9534f;
}

/* Content Wrapper */
.content-wrapper {
    padding: 40px;
    flex-grow: 1;
}

/* Flash Messages */
.flash-messages {
    padding: 20px 40px 0;
}

.alert {
    padding: 15px 20px;
    border-radius: 5px;
    margin-bottom: 20px;
    font-weight: 500;
}
.alert-error {
    background-color: #f8d7da;
    color: #721c24;
}
.alert-success {
    background-color: #d4edda;
    color: #155724;
}

/* Dashboard / Index */
.dashboard-header {
    margin-bottom: 30px;
}

.posts-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
}

.posts-list {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.post-card {
    background: var(--white);
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    overflow: hidden;
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}

.post-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 15px rgba(0,0,0,0.1);
}

.post-header {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
}

.post-meta {
    font-size: 12px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 15px;
}

.badge {
    padding: 4px 10px;
    border-radius: 12px;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 10px;
}

.global-badge {
    background-color: #ffeeba;
    color: #856404;
}
.dept-badge {
    background-color: #cce5ff;
    color: #004085;
}

.post-image img {
    width: 100%;
    height: auto;
    max-height: 400px;
    object-fit: cover;
    display: block;
}

.post-content {
    padding: 20px;
}

.post-content h2 {
    font-size: 22px;
    margin-bottom: 15px;
    color: var(--primary-blue);
}

.post-content p {
    color: var(--text-main);
    white-space: pre-wrap;
}

.post-footer {
    padding: 15px 20px;
    background-color: #fcfcfc;
    border-top: 1px solid var(--border-color);
    font-size: 13px;
    color: var(--text-muted);
}

/* Sidebar Widgets */
.dashboard-sidebar {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.widget {
    background: var(--white);
    border-radius: 10px;
    padding: 25px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
}

.widget h3 {
    font-size: 16px;
    margin-bottom: 15px;
    color: var(--secondary-blue);
    border-bottom: 2px solid var(--accent-blue);
    padding-bottom: 10px;
    display: inline-block;
}

.promo-widget {
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-blue));
    color: var(--white);
}
.promo-widget h3 {
    color: var(--white);
    border-color: rgba(255,255,255,0.3);
}

.list-widget ul {
    list-style: none;
}
.list-widget li {
    margin-bottom: 10px;
}
.list-widget a {
    color: var(--text-main);
}
.list-widget a:hover {
    color: var(--primary-blue);
    padding-left: 5px;
}

/* Forms */
.form-container {
    background: var(--white);
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    max-width: 800px;
    margin: 0 auto;
}

.form-container h2 {
    margin-bottom: 30px;
    color: var(--secondary-blue);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-main);
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="password"],
.form-group input[type="date"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    font-family: inherit;
    font-size: 15px;
    transition: border-color var(--transition-speed);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary-blue);
    outline: none;
}

.form-actions {
    display: flex;
    gap: 15px;
    margin-top: 30px;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 25px;
    border-radius: 5px;
    font-weight: 600;
    cursor: pointer;
    text-align: center;
    border: none;
    transition: all var(--transition-speed);
}

.btn-primary {
    background-color: var(--primary-blue);
    color: var(--white);
}

.btn-primary:hover {
    background-color: var(--secondary-blue);
}

.btn-secondary {
    background-color: #e2e6ea;
    color: #333;
}

.btn-secondary:hover {
    background-color: #dae0e5;
}

.btn-block {
    display: block;
    width: 100%;
}

.btn-sm {
    padding: 8px 15px;
    font-size: 13px;
}

/* Login Box */
.login-wrapper {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

.login-box {
    background: var(--white);
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 15px 30px rgba(0,0,0,0.2);
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-header h2 {
    color: var(--primary-blue);
    font-size: 24px;
}

.login-header p {
    color: var(--text-muted);
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 50px;
    background: var(--white);
    border-radius: 10px;
    color: var(--text-muted);
}