:root {
    --primary-color: #0052cc;
    --secondary-color: #ff8b00;
    --dark-color: #212529;
    --light-color: #f4f7fc;
    --white-color: #ffffff;
    --font-family: sans-serif;
    --box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    --box-shadow-hover: 0 8px 25px rgba(0, 82, 204, 0.15);
}

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

body {
    font-family: var(--font-family);
    line-height: 1.6;
    background-color: var(--light-color);
    color: var(--dark-color);
}

/* --- Practice Menu Styles --- */
.practice-container {
    padding: 4rem 2rem;
    text-align: center;
}

.practice-header h1 {
    font-size: 2.8rem;
    margin-bottom: 0.5rem;
}


.practice-header p {
    font-size: 1.1rem;
    color: #6c757d;
    margin-bottom: 4rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.practice-grid .animate-on-scroll:nth-child(1){
    transition-delay: 0.2s;
}
.practice-grid .animate-on-scroll:nth-child(2){
    transition-delay: 0.4s;
}
.practice-grid .animate-on-scroll:nth-child(3){
    transition-delay: 0.6s;
}

.practice-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.practice-card {
    background-color: var(--white-color);
    border-radius: 12px;
    padding: 2.5rem;
    box-shadow: var(--box-shadow);
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: all 0.3s ease-in-out;
}

.practice-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--box-shadow-hover);
}

.card-icon {
    font-size: 3.5rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.practice-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
}
.practice-card p {
    color: #6c757d;
    flex-grow: 1;
    margin-bottom: 2rem;
}

.full-test-card {
    background: linear-gradient(45deg, var(--primary-color), #007bff);
    color: var(--white-color);
    grid-column: 1 / -1;
}

.full-test-card .card-icon {
    color: var(--white-color);
}

.full-test-card p {
    color: rgba(255, 255, 255, 0.9);
}

.full-test-card:hover {
    transform: translateY(-5px) scale(1.02);
}