:root {
    --primary-color: #003366;
    /* Deep Blue */
    --accent-color: #D4AF37;
    /* Gold */
    --bg-color: #f0f2f5;
    --card-bg: #ffffff;
    --text-main: #1a1a1a;
    --text-secondary: #666666;
    --border-color: #e0e0e0;
    --success-color: #2e7d32;
    --hover-color: #004080;
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --radius-md: 8px;
    --radius-lg: 12px;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    line-height: 1.6;
    padding: 20px;
}

.container {
    max-width: 800px;
    margin: 0 auto;
}

/* Header Styles */
.main-header {
    background: var(--card-bg);
    padding: 40px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    margin-bottom: 30px;
    text-align: center;
    border-top: 5px solid var(--primary-color);
}

.logo-text {
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: 2px;
    margin-bottom: 20px;
    font-size: 0.9rem;
}

h1 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 20px;
    line-height: 1.4;
}

.description {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 20px;
    text-align: justify;
}

.deadline-info {
    background: #fff8e1;
    color: #856404;
    padding: 10px 15px;
    border-radius: var(--radius-md);
    display: inline-block;
    font-weight: 500;
    font-size: 0.9rem;
}

/* Section Styles */
.evaluation-section {
    background: var(--card-bg);
    padding: 30px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: 20px;
    transition: transform 0.2s ease;
}

.evaluation-section:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.section-header {
    margin-bottom: 25px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 15px;
}

.section-header h2 {
    color: var(--primary-color);
    font-size: 1.2rem;
    margin-bottom: 5px;
}

.section-desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Criteria Styles */
.criteria-item {
    margin-bottom: 30px;
}

.criteria-item:last-child {
    margin-bottom: 0;
}

.criteria-item label {
    display: block;
    font-weight: 500;
    margin-bottom: 15px;
    color: var(--text-main);
}

/* Rating Control Styles */
.rating-options {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.rate-btn {
    width: 40px;
    height: 40px;
    border: 1px solid var(--border-color);
    background: #fff;
    border-radius: 50%;
    cursor: pointer;
    font-weight: 600;
    color: var(--text-secondary);
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.rate-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background: #f5f9ff;
}

.rate-btn.selected {
    background: var(--primary-color);
    color: #fff;
    border-color: var(--primary-color);
    transform: scale(1.1);
    box-shadow: 0 2px 5px rgba(0, 51, 102, 0.3);
}

/* Summary Section */
.summary-section {
    background: var(--card-bg);
    padding: 30px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    margin-top: 40px;
    text-align: center;
}

.summary-section h2 {
    color: var(--primary-color);
    margin-bottom: 25px;
}

.score-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.score-card {
    background: #f8f9fa;
    padding: 15px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
}

.score-card.total {
    background: var(--primary-color);
    color: #fff;
    border: none;
}

.score-card.total .score-label {
    color: rgba(255, 255, 255, 0.8);
}

.score-label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 5px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.score-value {
    font-size: 1.8rem;
    font-weight: 700;
}

.submit-btn {
    background: var(--accent-color);
    color: #fff;
    border: none;
    padding: 15px 40px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 30px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 10px rgba(212, 175, 55, 0.3);
}

.submit-btn:hover {
    background: #bfa030;
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(212, 175, 55, 0.4);
}

/* Responsive */
@media (max-width: 600px) {
    .main-header {
        padding: 20px;
    }

    h1 {
        font-size: 1.2rem;
    }

    .rating-options {
        justify-content: space-between;
    }


    /* Auth & Admin Styles */
    .auth-page {
        display: flex;
        align-items: center;
        justify-content: center;
        min-height: 100vh;
        background: linear-gradient(135deg, var(--primary-color) 0%, #001a33 100%);
    }

    .auth-container {
        width: 100%;
        max-width: 400px;
        padding: 20px;
    }

    .auth-card {
        background: #fff;
        padding: 40px;
        border-radius: var(--radius-lg);
        box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
        text-align: center;
    }

    .auth-desc {
        color: var(--text-secondary);
        margin-bottom: 30px;
    }

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

    .form-group label {
        display: block;
        margin-bottom: 8px;
        font-weight: 500;
        font-size: 0.9rem;
    }

    .form-group input[type="text"],
    .form-group input[type="email"],
    .form-group input[type="password"] {
        width: 100%;
        padding: 12px;
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        font-size: 1rem;
        transition: border-color 0.2s;
    }

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

    .checkbox-group {
        display: flex;
        align-items: center;
        gap: 10px;
    }

    .checkbox-group input {
        width: auto;
    }

    .checkbox-group label {
        margin-bottom: 0;
    }

    .submit-btn.full-width {
        width: 100%;
        margin-top: 10px;
    }

    .submit-btn.small {
        padding: 10px 25px;
        font-size: 1rem;
    }

    .error-message {
        color: #d32f2f;
        background: #ffebee;
        padding: 10px;
        border-radius: var(--radius-md);
        margin-bottom: 20px;
        font-size: 0.9rem;
        display: none;
    }

    .message {
        padding: 10px;
        border-radius: var(--radius-md);
        margin-bottom: 20px;
        font-size: 0.9rem;
    }

    .message.success {
        color: #2e7d32;
        background: #e8f5e9;
    }

    .message.error {
        color: #d32f2f;
        background: #ffebee;
    }

    /* Admin Dashboard */
    .admin-header .header-content {
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .admin-header h1 {
        margin-bottom: 0;
    }

    .user-info {
        display: flex;
        align-items: center;
        gap: 15px;
    }

    .logout-btn {
        background: transparent;
        border: 1px solid var(--primary-color);
        color: var(--primary-color);
        padding: 5px 15px;
        border-radius: 20px;
        cursor: pointer;
        font-weight: 500;
    }

    .logout-btn:hover {
        background: var(--primary-color);
        color: #fff;
    }

    .user-table {
        width: 100%;
        border-collapse: collapse;
    }

    .user-table th,
    .user-table td {
        .score-label {
            display: block;
            font-size: 0.85rem;
            color: var(--text-secondary);
            margin-bottom: 5px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .score-value {
            font-size: 1.8rem;
            font-weight: 700;
        }

        .submit-btn {
            background: var(--accent-color);
            color: #fff;
            border: none;
            padding: 15px 40px;
            font-size: 1.1rem;
            font-weight: 600;
            border-radius: 30px;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 4px 10px rgba(212, 175, 55, 0.3);
        }

        .submit-btn:hover {
            background: #bfa030;
            transform: translateY(-2px);
            box-shadow: 0 6px 15px rgba(212, 175, 55, 0.4);
        }

        /* Responsive */
        @media (max-width: 600px) {
            .main-header {
                padding: 20px;
            }

            h1 {
                font-size: 1.2rem;
            }

            .rating-options {
                justify-content: space-between;
            }
        }


        /* Auth & Admin Styles */
        .auth-page {
            display: flex;
            align-items: center;
            justify-content: center;
            min-height: 100vh;
            background: linear-gradient(135deg, var(--primary-color) 0%, #001a33 100%);
        }

        .auth-container {
            width: 100%;
            max-width: 400px;
            padding: 20px;
        }

        .auth-card {
            background: #fff;
            padding: 40px;
            border-radius: var(--radius-lg);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
            text-align: center;
        }

        .auth-desc {
            color: var(--text-secondary);
            margin-bottom: 30px;
        }

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

        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 500;
            font-size: 0.9rem;
        }

        .form-group input[type="text"],
        .form-group input[type="email"],
        .form-group input[type="password"] {
            width: 100%;
            padding: 12px;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            font-size: 1rem;
            transition: border-color 0.2s;
        }

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

        .checkbox-group {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .checkbox-group input {
            width: auto;
        }

        .checkbox-group label {
            margin-bottom: 0;
        }

        .submit-btn.full-width {
            width: 100%;
            margin-top: 10px;
        }

        .submit-btn.small {
            padding: 10px 25px;
            font-size: 1rem;
        }

        .error-message {
            color: #d32f2f;
            background: #ffebee;
            padding: 10px;
            border-radius: var(--radius-md);
            margin-bottom: 20px;
            font-size: 0.9rem;
            display: none;
        }

        .message {
            padding: 10px;
            border-radius: var(--radius-md);
            margin-bottom: 20px;
            font-size: 0.9rem;
        }

        .message.success {
            color: #2e7d32;
            background: #e8f5e9;
        }

        .message.error {
            color: #d32f2f;
            background: #ffebee;
        }

        /* Admin Dashboard */
        .admin-header .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .admin-header h1 {
            margin-bottom: 0;
        }

        .user-info {
            display: flex;
            align-items: center;
            gap: 15px;
        }

        .logout-btn {
            background: transparent;
            border: 1px solid var(--primary-color);
            color: var(--primary-color);
            padding: 5px 15px;
            border-radius: 20px;
            cursor: pointer;
            font-weight: 500;
        }

        .logout-btn:hover {
            background: var(--primary-color);
            color: #fff;
        }

        .user-table {
            width: 100%;
            border-collapse: collapse;
        }

        .user-table th,
        .user-table td {
            padding: 12px;
            text-align: left;
            border-bottom: 1px solid var(--border-color);
        }

        .user-table th {
            font-weight: 600;
            color: var(--text-secondary);
            background: #f8f9fa;
        }

        .badge {
            padding: 4px 8px;
            border-radius: 12px;
            font-size: 0.8rem;
            font-weight: 600;
        }

        .badge.admin {
            background: #e3f2fd;
            color: #1976d2;
        }

        .badge.user {
            background: #f5f5f5;
            color: #616161;
        }

        .delete-btn {
            background: #ffebee;
            color: #d32f2f;
            border: none;
            padding: 5px 10px;
            border-radius: 4px;
            cursor: pointer;
            font-size: 0.85rem;
        }

        .delete-btn:hover {
            background: #ffcdd2;
        }