/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f7fa;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    background-color: #fff;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    padding: 1rem 0;
    margin-bottom: 2rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #2c3e50;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Main Content */
main {
    min-height: calc(100vh - 200px);
}

.welcome {
    margin-bottom: 2rem;
}

.welcome h2 {
    font-size: 2rem;
    color: #2c3e50;
    margin-bottom: 0.5rem;
}

.welcome p {
    color: #7f8c8d;
    font-size: 1.1rem;
}

/* Dashboard Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.dashboard-card {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    padding: 1.5rem;
    transition: transform 0.2s, box-shadow 0.2s;
}

.dashboard-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}

.dashboard-card.placeholder {
    opacity: 0.7;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: 1rem;
}

.card-header h3 {
    font-size: 1.25rem;
    color: #2c3e50;
    flex: 1;
}

.card-description {
    color: #555;
    margin-bottom: 1.5rem;
    line-height: 1.5;
}

.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.card-meta {
    color: #95a5a6;
    font-size: 0.875rem;
}

/* Badges */
.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 12px;
    background-color: #3498db;
    color: #fff;
    white-space: nowrap;
}

.badge-secondary {
    background-color: #95a5a6;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.5rem 1.25rem;
    font-size: 0.95rem;
    font-weight: 500;
    text-decoration: none;
    border-radius: 6px;
    transition: all 0.2s;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background-color: #3498db;
    color: #fff;
}

.btn-primary:hover {
    background-color: #2980b9;
}

.btn-secondary {
    background-color: #ecf0f1;
    color: #2c3e50;
}

.btn-secondary:hover {
    background-color: #d5dbdb;
}

/* Dashboard Page */
.dashboard-header {
    background: #fff;
    border-radius: 8px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.dashboard-header h2 {
    font-size: 2rem;
    color: #2c3e50;
    margin-bottom: 1rem;
}

.dashboard-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: center;
}

.meta-item {
    color: #7f8c8d;
    font-size: 0.9rem;
}

.dashboard-content {
    background: #fff;
    border-radius: 8px;
    padding: 2rem;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

/* Placeholder Message */
.placeholder-message {
    text-align: center;
    padding: 3rem 2rem;
    color: #7f8c8d;
}

.placeholder-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.placeholder-message h3 {
    font-size: 1.5rem;
    color: #2c3e50;
    margin-bottom: 1rem;
}

.placeholder-message p {
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

.placeholder-suggestions {
    text-align: left;
    max-width: 600px;
    margin: 2rem auto 0;
    padding: 1.5rem;
    background-color: #ecf0f1;
    border-radius: 6px;
}

.placeholder-suggestions h4 {
    color: #2c3e50;
    margin-bottom: 1rem;
}

.placeholder-suggestions ul {
    list-style-position: inside;
    color: #555;
}

.placeholder-suggestions li {
    margin-bottom: 0.5rem;
}

/* Footer */
footer {
    background-color: #2c3e50;
    color: #ecf0f1;
    text-align: center;
    padding: 2rem 0;
    margin-top: 3rem;
}

footer p {
    margin: 0;
}

/* Responsive Design */
@media (max-width: 768px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
    }

    .welcome h2 {
        font-size: 1.5rem;
    }

    header .container {
        flex-direction: column;
        gap: 1rem;
    }
}