/* Plik: styles/index.css */
/* Style specyficzne dla strony głównej (index.php) */
@import url('main.css');

/* --- Sekcja Hero --- */
.hero {
    background: linear-gradient(rgba(248, 249, 250, 0.9), rgba(248, 249, 250, 0.9)), url('https://www.transparenttextures.com/patterns/cubes.png');
    text-align: center;
    padding: 100px 0;
}
.hero p {
    max-width: 650px;
    margin: 0 auto 35px;
    font-size: 1.2rem;
}

/* --- Sekcja Kluczowe Cechy (Features) --- */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}
.feature-box {
    background-color: var(--white-color);
    border: 1px solid #e9ecef;
    border-radius: var(--border-radius);
    padding: 35px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}
.feature-box:hover {
    transform: translateY(-8px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.08);
}
.feature-box .icon {
    font-size: 3.5rem;
    margin-bottom: 20px;
    color: var(--primary-color);
}
.feature-box h3 {
    font-size: 1.4rem;
}

/* --- Sekcja Moduły (jeśli jest używana) --- */
.modules {
    background-color: var(--light-gray-color);
}
.modules-container {
    display: flex;
    gap: 30px;
    align-items: stretch;
}
.module-card {
    background-color: var(--white-color);
    padding: 35px;
    border-radius: var(--border-radius);
    flex: 1;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    display: flex;
    flex-direction: column;
    border: 1px solid #e9ecef;
}
.module-card h3 {
    color: var(--primary-color);
}
.module-card .btn {
    margin-top: auto;
}

/* --- Sekcja Testy --- */
.tests {
    /* Celowo puste, jeśli nie ma specyficznych stylów dla całej sekcji */
}
.tests-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}
.test-card {
    border: 1px solid #e9ecef;
    border-radius: var(--border-radius);
    padding: 30px;
    background: var(--white-color);
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    display: flex;
    flex-direction: column;
}
.test-card .btn {
    margin-top: auto;
}

/* --- Sekcja Cennik (Pricing) --- */
.pricing {
    background-color: var(--light-gray-color);
}
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    align-items: stretch;
}
.pricing-card {
    background-color: var(--white-color);
    border: 1px solid #e9ecef;
    border-radius: var(--border-radius);
    padding: 35px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
}
.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.1);
}
.pricing-card h3 {
    font-size: 1.6rem;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}
.pricing-card .price {
    font-size: 2.8rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 10px;
}
.pricing-card .price span {
    font-size: 1rem;
    color: var(--text-color);
    font-weight: 400;
}
.pricing-card .pricing-description {
    color: var(--text-color);
    min-height: 40px;
    margin-bottom: 30px;
}
.pricing-card .features-list {
    text-align: left;
    margin-bottom: 30px;
    list-style: none;
    padding: 0;
    flex-grow: 1;
}
.pricing-card .features-list li {
    margin-bottom: 15px;
    display: flex;
    align-items: flex-start;
    gap: 12px;
    line-height: 1.5;
}
.pricing-card .features-list li.excluded {
    opacity: 0.6;
}
.pricing-card .features-list .fa-check-circle {
    color: var(--success-color);
    margin-top: 5px;
}
.pricing-card .features-list .fa-times-circle {
    color: var(--secondary-color);
    margin-top: 5px;
}
.pricing-card .btn {
    margin-top: auto;
}
.pricing-card.featured {
    border: 2px solid var(--primary-color);
    transform: scale(1.05);
}
.featured-badge {
    position: absolute;
    top: -1px;
    right: -1px;
    background-color: var(--primary-color);
    color: var(--white-color);
    padding: 8px 15px;
    font-weight: 600;
    font-size: 0.9rem;
    border-bottom-left-radius: var(--border-radius);
}

/* --- Sekcja Podglądu Kursu (Course Preview) --- */
.course-preview {
    background-color: var(--light-gray-color);
}
.preview-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-top: 50px;
}
.preview-column {
    background-color: var(--white-color);
    padding: 35px;
    border-radius: var(--border-radius);
    border: 1px solid #e9ecef;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}
.preview-column h3 {
    font-size: 1.6rem;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 0;
    margin-bottom: 15px;
}
.preview-column p {
    margin-bottom: 25px;
    min-height: 45px;
}
.preview-column ul {
    padding-left: 0;
    list-style-type: none;
}
.preview-column > ul > li {
    font-weight: 700;
    font-size: 1.1rem;
    margin-top: 18px;
    padding-left: 25px;
    position: relative;
}
 .preview-column > ul > li > i {
    position: absolute;
    left: 0;
    top: 5px;
    color: var(--secondary-color);
}
.preview-column ul ul {
    list-style-type: none;
    padding-left: 15px;
    margin-top: 8px;
}
.preview-column ul ul li {
    margin-bottom: 6px;
    font-size: 0.95em;
    font-weight: 400;
    position: relative;
    padding-left: 15px;
}
.preview-column ul ul li::before {
    content: '•';
    position: absolute;
    left: 0;
    top: 0;
    color: var(--primary-color);
}
.os-subsection {
    font-weight: 600;
    margin-top: 10px;
    padding-left: 15px;
    list-style-type: none;
}
.os-subsection + ul {
    padding-left: 30px;
    margin-top: 5px;
}

/* --- Sekcja CTA (Call to Action) --- */
.cta {
    text-align: center;
}
.cta h2 {
    font-size: 2.2rem;
}
.cta p {
    margin-bottom: 30px;
}

/* --- Tryb Ciemny dla Strony Głównej --- */
html[data-theme="dark"] .hero {
    background: linear-gradient(rgba(13, 17, 23, 0.9), rgba(13, 17, 23, 0.9)), url(https://www.transparenttextures.com/patterns/cubes.png);
}
html[data-theme="dark"] .feature-box,
html[data-theme="dark"] .module-card,
html[data-theme="dark"] .test-card,
html[data-theme="dark"] .pricing-card,
html[data-theme="dark"] .preview-column {
    background-color: #161b22;
    border-color: #30363d;
}
html[data-theme="dark"] .course-preview,
html[data-theme="dark"] .pricing,
html[data-theme="dark"] .modules {
    background-color: #0d1117;
}

/* --- Responsywność dla Strony Głównej --- */
@media (max-width: 992px) {
    .preview-grid {
        grid-template-columns: 1fr;
    }
    .pricing-card.featured {
        transform: none;
    }
}