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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    background-color: #f8f9fa;
    color: #333;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    background: linear-gradient(135deg, #6b4c9a 0%, #8b5fbf 100%);
    color: #fff;
    padding: 2rem 0;
    text-align: center;
    box-shadow: 0 2px 10px rgba(107, 76, 154, 0.2);
}

header h1 {
    margin: 0;
    font-size: 2.5rem;
    font-weight: 700;
}

header p {
    margin: 0.5rem 0 0 0;
    font-size: 1.1rem;
    opacity: 0.95;
}

/* Navigation */
nav {
    background: #5a3f8a;
    padding: 1rem 0;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

nav ul {
    list-style: none;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 2rem;
}

nav a {
    color: #fff;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: color 0.3s ease;
}

nav a:hover {
    color: #d4a574;
}

/* Main Content */
main {
    padding: 3rem 0;
    min-height: 60vh;
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 4rem 2rem;
    background: linear-gradient(135deg, #f8f9fa 0%, #fff 100%);
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(107, 76, 154, 0.1);
    margin-bottom: 2rem;
}

.hero h2 {
    color: #6b4c9a;
    font-size: 2.2rem;
    margin-bottom: 1rem;
}

.hero p {
    color: #666;
    font-size: 1.1rem;
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Button */
.button {
    display: inline-block;
    background: linear-gradient(135deg, #6b4c9a 0%, #8b5fbf 100%);
    color: #fff;
    padding: 12px 35px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    text-decoration: none;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 10px rgba(107, 76, 154, 0.3);
}

.button:hover {
    background: linear-gradient(135deg, #5a3f8a 0%, #7a4fa5 100%);
    box-shadow: 0 6px 15px rgba(107, 76, 154, 0.4);
    transform: translateY(-2px);
}

.button:active {
    transform: translateY(0);
}

/* Form Styles */
.form-registrasi {
    background: #fff;
    padding: 2.5rem;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(107, 76, 154, 0.1);
    max-width: 600px;
    margin: 0 auto;
}

.form-registrasi h2 {
    color: #6b4c9a;
    margin-top: 0;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 3px solid #6b4c9a;
    font-size: 1.8rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: #333;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #e0e0e0;
    border-radius: 6px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #6b4c9a;
    box-shadow: 0 0 0 3px rgba(107, 76, 154, 0.1);
}

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

/* Alert Messages */
.alert {
    padding: 1.5rem;
    border-radius: 6px;
    margin-bottom: 2rem;
    border-left: 4px solid #d9534f;
    background-color: #f8d7da;
    color: #721c24;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
    border-left-color: #28a745;
}

.alert-info {
    background-color: #d1ecf1;
    color: #0c5460;
    border-left-color: #6b4c9a;
}

.error {
    color: #d9534f;
    background: #f2dede;
    border: 1px solid #ebccd1;
    padding: 0.75rem;
    border-radius: 4px;
    margin-bottom: 1rem;
}

/* Login Page */
.login-page {
    background: linear-gradient(135deg, #6b4c9a 0%, #8b5fbf 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 2rem;
}

.login-container {
    background: #fff;
    padding: 3rem;
    border-radius: 10px;
    box-shadow: 0 8px 30px rgba(107, 76, 154, 0.3);
    width: 100%;
    max-width: 400px;
}

.login-container h2 {
    text-align: center;
    color: #3a6e16;
    margin: 0 0 1.5rem 0;
    font-size: 1.8rem;
}

.login-container .button {
    width: 100%;
    text-align: center;
}

/* Admin Dashboard */
.admin-wrapper {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 250px;
    background: linear-gradient(180deg, #073003 0%,#11610a 100%);
    color: #fff;
    padding: 2rem 0;
    box-shadow: 2px 0 10px rgba(107, 76, 154, 0.2);
}

.sidebar h3 {
    text-align: center;
    margin: 0 0 2rem 0;
    padding: 1rem;
    border-bottom: 2px solid rgba(255, 255, 255, 0.2);
}

.sidebar ul {
    list-style: none;
}

.sidebar ul li a {
    display: block;
    padding: 1rem 1.5rem;
    color: #fff;
    text-decoration: none;
    transition: all 0.3s ease;
    border-left: 4px solid transparent;
}

.sidebar ul li a:hover {
    background: rgba(255, 255, 255, 0.1);
    border-left-color: #d4a574;
    padding-left: 2rem;
}

.admin-content {
    flex: 1;
    padding: 2rem;
    background: #f8f9fa;
}

.admin-content header {
    background: #fff;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(107, 76, 154, 0.1);
    margin-bottom: 2rem;
}

.admin-content header h1 {
    color: #3a6e16;
    margin: 0;
}

/* Dashboard Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.card {
    background: #fff;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(107, 76, 154, 0.1);
    text-align: center;
    transition: all 0.3s ease;
    border-top: 4px solid #6b4c9a;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(107, 76, 154, 0.2);
}

.card h3 {
    margin: 0 0 1rem 0;
    color: #3a6e16;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.card-number {
    font-size: 3rem;
    font-weight: 700;
    color: #6b4c9a;
    margin: 0;
}

/* Chart Container */
.chart-container {
    background: #fff;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(107, 76, 154, 0.1);
    max-width: 600px;
    margin: 2rem auto;
}

/* Footer */
footer {
    text-align: center;
    padding: 2rem;
    margin-top: 3rem;
    background: linear-gradient(135deg, #6b4c9a 0%, #8b5fbf 100%);
    color: #fff;
    box-shadow: 0 -2px 10px rgba(107, 76, 154, 0.2);
}

footer p {
    margin: 0;
}

/* Table Styles */
table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(107, 76, 154, 0.1);
}

thead {
    background: #6b4c9a;
    color: #fff;
}

th, td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid #e0e0e0;
}

tbody tr:hover {
    background-color: #f8f9fa;
}

/* Responsive Design */
@media (max-width: 768px) {
    header h1 {
        font-size: 1.8rem;
    }

    nav ul {
        gap: 1rem;
        flex-direction: column;
    }

    nav a {
        display: block;
        padding: 0.5rem;
    }

    .admin-wrapper {
        flex-direction: column;
    }

    .sidebar {
        width: 100%;
        padding: 1rem;
    }

    .sidebar ul li a {
        display: inline-block;
        margin-right: 1rem;
    }

    .dashboard-grid {
        grid-template-columns: 1fr;
    }

    .hero {
        padding: 2rem 1rem;
    }

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

    .login-container {
        padding: 2rem 1.5rem;
    }
}