:root {
    --primary-color: #20B2AA;
    /* Light Sea Green / Tosca */
    --primary-dark: #008080;
    /* Teal */
    --primary-light: #48D1CC;
    /* Medium Turquoise */
    --bg-color: #f0f8ff;
    /* Alice Blue */
    --text-main: #333;
    --text-muted: #666;
    --white: #ffffff;
    --glass-bg: rgba(255, 255, 255, 0.85);
    --glass-border: rgba(255, 255, 255, 0.2);
    --shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.15);
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background: linear-gradient(135deg, var(--bg-color) 0%, var(--primary-light) 100%);
    color: var(--text-main);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

/* Glassmorphism Card */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow);
    padding: 2.5rem;
    width: 100%;
}

/* Login Form Styles */
.login-container {
    max-width: 450px;
    margin: auto;
    text-align: center;
}

.login-header h1 {
    color: var(--primary-dark);
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.login-header p {
    color: var(--text-muted);
    margin-bottom: 2rem;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--primary-dark);
    font-weight: 600;
}

.form-group input {
    width: 100%;
    padding: 0.8rem 1rem;
    border: 2px solid #ddd;
    border-radius: 10px;
    font-size: 1rem;
    transition: var(--transition);
    outline: none;
}

.form-group input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(32, 178, 170, 0.2);
}

.btn {
    display: inline-block;
    width: 100%;
    padding: 1rem;
    background: linear-gradient(45deg, var(--primary-dark), var(--primary-color));
    color: var(--white);
    border: none;
    border-radius: 10px;
    font-size: 1.1rem;
    font-weight: bold;
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0, 128, 128, 0.3);
}

/* Candidates Voting Page */
.page-title {
    text-align: center;
    color: var(--primary-dark);
    margin-bottom: 3rem;
    font-size: 2rem;
    text-shadow: 1px 1px 2px rgba(255, 255, 255, 0.8);
}

.candidates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.candidate-card {
    background: var(--white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
    position: relative;
    padding-bottom: 20px;
}

.candidate-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(32, 178, 170, 0.3);
}

.candidate-photo {
    width: 100%;
    max-width: 480px;
    aspect-ratio: 4/5;
    /* 480×640 */
    height: auto;
    object-fit: cover;
    border-radius: 12px;
    /* rounded corners for better appearance */
    padding: 4px;
    /* slight inner spacing */
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    /* subtle depth */
    border-bottom: 5px solid var(--primary-color);
}

.candidate-info {
    padding: 1.5rem;
    text-align: center;
}

.candidate-number {
    position: absolute;
    top: 15px;
    left: 15px;
    background: var(--primary-color);
    color: white;

    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 5rem;
    /* larger candidate number */
    font-weight: bold;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.candidate-name {
    font-size: 7rem;
    color: var(--primary-dark);
    margin-bottom: 1rem;
}

.visi-misi {
    text-align: left;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
    color: var(--text-muted);
}

.visi-misi h2 {
    color: var(--primary-dark);
    margin-top: 10px;
    margin-bottom: 5px;
}

.btn-vote {
    background: var(--primary-color);
    color: white;
    padding: 0.8rem 2rem;
    border: none;
    border-radius: 25px;
    font-size: 1.1rem;
    font-weight: bold;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    display: inline-block;
}

.btn-vote:hover {
    background: var(--primary-dark);
    transform: scale(1.05);
}

/* Success Page */
.success-icon {
    font-size: 5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

/* Footer */
footer {
    text-align: center;
    padding: 2rem;
    color: var(--primary-dark);
    width: 100%;
    margin-top: auto;
}

.alert {
    padding: 1rem;
    margin-bottom: 1.5rem;
    border-radius: 8px;
    text-align: center;
}

.alert-error {
    background-color: #fee2e2;
    color: #991b1b;
    border: 1px solid #f87171;
}

.alert-success {
    background-color: #d1fae5;
    color: #065f46;
    border: 1px solid #34d399;
}