:root {
    --primary: #2c3e50;
    --secondary: #3498db;
    --accent: #e74c3c;
    --light: #ecf0f1;
    --dark: #2c3e50;
    --success: #27ae60;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f5f5f5;
    color: var(--dark);
    line-height: 1.6;
}

.header {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    padding: 2rem 0;
    text-align: center;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    position: relative;
}

.logo {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.tagline {
    font-size: 1.2rem;
    opacity: 0.9;
}

.container {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 1rem;
}

.dashboard {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.card {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 6px 15px rgba(0,0,0,0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 20px rgba(0,0,0,0.12);
}

.card-header {
    background: var(--secondary);
    color: white;
    padding: 1.2rem;
    font-size: 1.3rem;
    font-weight: 600;
}

.card-body {
    padding: 1.5rem;
    min-height: 120px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.btn {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    background: var(--accent);
    color: white;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    transition: background 0.3s ease;
    text-align: center;
    border: none;
    cursor: pointer;
}

.btn:hover {
    background: #c0392b;
}

.btn-secondary {
    background: var(--secondary);
}

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

.card-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--secondary);
}

.footer {
    text-align: center;
    padding: 1.5rem;
    background: var(--dark);
    color: white;
    margin-top: 2rem;
}

/* Section Pengumuman */
.announcement-section {
    background: white;
    border-radius: 10px;
    padding: 1.5rem;
    margin-bottom: 2rem;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

.section-title {
    color: var(--primary);
    border-bottom: 2px solid var(--secondary);
    padding-bottom: 0.5rem;
    margin-top: 0;
    margin-bottom: 1.5rem;
    display: inline-block;
}

.announcement-item {
    padding: 1rem;
    margin-bottom: 1rem;
    border-left: 4px solid var(--secondary);
    background: #f8f9fa;
}

.announcement-title {
    font-weight: 600;
    color: var(--primary);
    margin-top: 0;
}

.announcement-date {
    font-size: 0.8rem;
    color: #7f8c8d;
    margin-bottom: 0.5rem;
}

/* Section Kontak */
.contact-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
}

.contact-info {
    background: white;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

.contact-form {
    background: white;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-family: inherit;
}

.form-group textarea {
    min-height: 120px;
}

.contact-method {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
}

.contact-icon {
    font-size: 1.5rem;
    margin-right: 1rem;
    color: var(--secondary);
    width: 30px;
    text-align: center;
}

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

/*--*/
/* Header Bar Styles */
.header-bar {
    background: var(--dark);
    color: white;
    padding: 0.5rem 0;
    font-size: 0.9rem;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.contact-info span {
    margin-right: 1.5rem;
}

.contact-info i {
    margin-right: 0.5rem;
    color: var(--secondary);
}

.auth-buttons a {
    color: white;
    text-decoration: none;
    margin-left: 1rem;
    padding: 0.3rem 0.8rem;
    border-radius: 3px;
    transition: background 0.3s ease;
}

.login-btn {
    background: transparent;
    border: 1px solid var(--secondary);
}

.login-btn:hover {
    background: var(--secondary);
}

.register-btn {
    background: var(--accent);
}

.register-btn:hover {
    background: #c0392b;
}

/* Main Header Styles */
.main-header {
    background: white;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.main-header .header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
}

.logo-section {
    display: flex;
    flex-direction: column;
}

.logo {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--primary);
    margin: 0;
}

.tagline {
    font-size: 0.9rem;
    color: #7f8c8d;
    margin: 0;
}

/* Navigation Styles */
.main-nav ul {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
}

.main-nav li {
    margin: 0 0.5rem;
}

.main-nav a {
    text-decoration: none;
    color: var(--dark);
    padding: 0.8rem 1rem;
    border-radius: 5px;
    transition: all 0.3s ease;
    font-weight: 500;
    display: flex;
    align-items: center;
}

.main-nav a:hover {
    background: #f8f9fa;
    color: var(--secondary);
}

.main-nav a.active {
    background: var(--secondary);
    color: white;
}

.main-nav i {
    margin-right: 0.5rem;
    font-size: 1.1rem;
}

.mobile-menu-btn {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--primary);
}

/* Hero Section Styles */
.hero {
    position: relative;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    padding: 4rem 0;
    text-align: center;
    margin-bottom: 2rem;
    overflow: hidden;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 1rem;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-primary {
    background: var(--accent);
    padding: 0.8rem 2rem;
    font-size: 1.1rem;
}

.btn-primary:hover {
    background: #c0392b;
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    border: 2px solid white;
    padding: 0.8rem 2rem;
    font-size: 1.1rem;
}

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

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.3);
    z-index: 1;
}

/* Breadcrumb Styles */
.breadcrumb {
    background: #f8f9fa;
    padding: 1rem 0;
    margin-bottom: 2rem;
}

.breadcrumb ul {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    align-items: center;
}

.breadcrumb li {
    margin: 0 0.5rem;
}

.breadcrumb a {
    color: var(--secondary);
    text-decoration: none;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

.breadcrumb i.fa-chevron-right {
    font-size: 0.8rem;
    color: #7f8c8d;
}

/* Responsive Styles */
@media (max-width: 968px) {
    .main-nav {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1.1rem;
    }
}

@media (max-width: 768px) {
    .header-bar .header-container {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .contact-info {
        text-align: center;
    }
    
    .auth-buttons {
        text-align: center;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-buttons .btn {
        width: 100%;
        max-width: 250px;
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: 1.8rem;
    }
    
    .hero {
        padding: 2rem 0;
    }
    
    .hero h1 {
        font-size: 1.8rem;
    }
}