:root {
    --bg-color: #121212;
    --card-bg: #1e1e1e;
    --text-color: #f5f5f5;
    --highlight-color: #bb86fc; /* Purple */
    --secondary-highlight: #03dac6; /* Teal */
    --accent-color: #cf6679; /* Existing accent */
    --accent-yellow: #FFEB3B; /* New - Complement to Purple */
    --accent-orange: #FF8C00; /* New - Complement to Teal */
    --button-color: #bb86fc;
    --button-hover: #a56af9;
}

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

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

@keyframes gradient {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
}

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

/* Header */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    animation: fadeIn 0.8s ease-out;
}

.logo {
    font-size: 24px;
    font-weight: bold;
}

.logo .highlight {
    /* Keep logo highlight purple */
    color: var(--highlight-color);
}

.highlight {
    /* General highlight - can be changed or used less */
    color: var(--accent-orange); /* Changed default highlight */
}

.cta-button {
    display: inline-block;
    background-color: var(--button-color);
    color: var(--bg-color);
    padding: 10px 20px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s ease;
}

.cta-button:hover {
    background-color: var(--button-hover);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(187, 134, 252, 0.3);
}

.cta-button i {
    margin-right: 5px;
}

/* Hero Section */
.hero {
    padding: 80px 0;
    text-align: center;
    animation: fadeIn 1s ease-out;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(187, 134, 252, 0.1), rgba(3, 218, 198, 0.1));
    background-size: 200% 200%;
    animation: gradient 15s ease infinite;
    z-index: -1;
}

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

.hero h1 .highlight {
     color: var(--highlight-color); /* Keep H1 highlights purple */
}

.script-indicator {
    background-color: rgba(255, 235, 59, 0.1); /* Subtle yellow background */
    color: var(--accent-yellow);
    padding: 10px 20px;
    border-radius: 8px;
    display: inline-block;
    margin-bottom: 30px;
    font-weight: 500;
    border: 1px solid rgba(255, 235, 59, 0.4);
}

.script-indicator i {
    margin-right: 8px;
}

.hero h1 {
    font-size: 2.8rem;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    color: #b0b0b0;
}

.cta-button-large {
    display: inline-block;
    background-color: var(--button-color);
    color: var(--bg-color);
    padding: 15px 40px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    animation: pulse 2s infinite;
}

.cta-button-large:hover {
    background-color: var(--button-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(187, 134, 252, 0.4);
}

/* Video Gallery */
.video-gallery {
    padding: 60px 0;
    animation: fadeIn 1.2s ease-out;
}

.video-gallery h2 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 2rem;
    color: var(--secondary-highlight); /* Teal */
}

.gallery-container {
    position: relative;
    overflow: hidden;
    padding: 20px 0;
}

.gallery-scroll {
    display: flex;
    overflow-x: auto;
    scroll-behavior: smooth;
    scrollbar-width: none; /* Firefox */
    gap: 30px;
    padding: 20px 0;
}

.gallery-scroll::-webkit-scrollbar {
    display: none; /* Chrome, Safari, Edge */
}

.video-card {
    flex: 0 0 auto;
    width: 480px;
    background-color: var(--card-bg);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-left: 5px solid var(--highlight-color); /* Purple border */
}

.video-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.4);
    border-left-color: var(--accent-orange); /* Change border on hover */
}

.video-wrapper {
    position: relative;
    width: 100%;
    height: 320px;
    overflow: hidden;
}

.video-wrapper video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.video-card h3 {
    padding: 15px;
    text-align: center;
    color: var(--highlight-color); /* Purple */
}

.scroll-controls {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 20px;
}

.scroll-btn {
    background-color: var(--card-bg);
    color: var(--highlight-color);
    border: 1px solid var(--highlight-color);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.scroll-btn:hover {
    background-color: var(--highlight-color);
    color: var(--bg-color);
}

/* Features Section */
.features {
    padding: 60px 0;
    animation: fadeIn 1.4s ease-out;
}

.features h2 {
    text-align: center;
    margin-bottom: 30px;
    font-size: 2rem;
    color: var(--secondary-highlight); /* Teal */
}

.python-note {
    background-color: var(--card-bg);
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 40px;
    text-align: center;
    border: 1px solid var(--secondary-highlight);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.python-note i {
    color: var(--secondary-highlight); /* Teal Python Icon */
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.python-note p {
    margin-bottom: 10px;
}

.python-note p:last-child {
    margin-bottom: 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    background-color: var(--card-bg);
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    transition: transform 0.3s ease;
    border-top: 5px solid var(--secondary-highlight);
}

.feature-card:nth-child(2) {
    border-top-color: var(--accent-orange);
}
.feature-card:nth-child(3) {
    border-top-color: var(--highlight-color);
}

.feature-card:hover {
    transform: translateY(-10px);
}

.feature-icon {
    font-size: 36px;
    color: var(--secondary-highlight);
    margin-bottom: 20px;
}

.feature-card:nth-child(2) .feature-icon {
    color: var(--accent-orange);
}
.feature-card:nth-child(3) .feature-icon {
    color: var(--highlight-color);
}

.feature-card h3 {
    margin-bottom: 15px;
    color: var(--text-color);
}

/* Pricing Section */
.pricing {
    padding: 60px 0;
    animation: fadeIn 1.6s ease-out;
    text-align: center;
}

.pricing h2 {
    margin-bottom: 40px;
    font-size: 2rem;
    color: var(--highlight-color); /* Purple */
}

.price-card {
    max-width: 500px;
    margin: 0 auto;
    background-color: var(--card-bg);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 15px 25px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease;
    position: relative;
}

/* Ribbon styles */
.ribbon-container {
    position: absolute;
    top: 0;
    right: 0;
    overflow: hidden;
    width: 150px;
    height: 150px;
    z-index: 1;
}

.ribbon {
    position: absolute;
    top: 30px;
    right: -40px;
    transform: rotate(45deg);
    background: var(--accent-yellow); /* Yellow ribbon */
    color: var(--bg-color); /* Dark text on yellow */
    padding: 8px 40px;
    font-size: 0.8rem;
    font-weight: bold;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.3);
    text-align: center;
    width: 200px;
}

.price-card:hover {
    transform: translateY(-5px);
}

.price-header {
    background: linear-gradient(45deg, var(--highlight-color), var(--accent-orange)); /* Purple to Orange */
    color: var(--bg-color);
    padding: 30px;
}

.limited-offer {
    margin-top: 10px;
    padding: 10px;
    background-color: rgba(0, 0, 0, 0.2);
    border-radius: 8px;
    border: 1px dashed rgba(255, 255, 255, 0.5);
}

.limited-offer span {
    font-size: 1.2rem;
    font-weight: bold;
    color: var(--accent-yellow);
    display: block;
    margin-bottom: 5px;
}

.limited-offer p {
    font-size: 0.9rem;
    margin: 0;
}

.limited-offer strong {
    color: var(--accent-yellow);
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

.blink {
    animation: blink 1.5s infinite;
}

.price-header h3 {
    font-size: 1.8rem;
    margin-bottom: 15px;
}

.price {
    font-size: 3rem;
    font-weight: bold;
}

.price-features {
    padding: 30px;
}

.price-features ul {
    list-style: none;
    text-align: left;
}

.price-features li {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
}

.price-features i {
    color: var(--secondary-highlight); /* Teal checkmarks */
    margin-right: 10px;
}

.price-card .cta-button {
    margin: 20px 0 30px 0;
}

/* System Requirements Section */
.system-requirements {
    padding: 60px 0;
    animation: fadeIn 1.7s ease-out;
}

.system-requirements h2 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 2rem;
    color: var(--secondary-highlight); /* Teal */
}

.requirements-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
}

.requirement-card {
    background-color: var(--card-bg);
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    transition: transform 0.3s ease;
    box-shadow: 0 10px 15px rgba(0, 0, 0, 0.2);
    border-bottom: 5px solid var(--highlight-color); /* Purple */
}

.requirement-card:nth-child(2) {
    border-bottom-color: var(--secondary-highlight); /* Teal */
}
.requirement-card:nth-child(3) {
    border-bottom-color: var(--accent-orange); /* Orange */
}

.requirement-card:hover {
    transform: translateY(-5px);
}

.requirement-icon {
    font-size: 36px;
    color: var(--highlight-color);
    margin-bottom: 20px;
}

.requirement-card:nth-child(2) .requirement-icon {
    color: var(--secondary-highlight);
}
.requirement-card:nth-child(3) .requirement-icon {
    color: var(--accent-orange);
}

.requirement-card h3 {
    margin-bottom: 15px;
    color: var(--text-color);
}

.requirement-card p {
    color: #b0b0b0;
}

/* Footer */
footer {
    text-align: center;
    padding: 40px 0;
    color: #777;
    animation: fadeIn 1.8s ease-out;
}

footer a {
    color: var(--highlight-color);
    text-decoration: none;
}

/* Loading Indicator for Videos */
.loading-indicator {
    display: flex;
    justify-content: center;
    align-items: center;
    color: white;
}

.spinner {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 3px solid rgba(255, 255, 255, 0.2);
    border-top-color: var(--highlight-color);
    animation: spin 1s infinite linear;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }

    header {
        flex-direction: column;
        gap: 15px;
    }

    .hero h1 {
        font-size: 1.8rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .script-indicator {
        font-size: 0.9rem;
        padding: 8px 15px;
    }

    .cta-button-large {
        font-size: 1rem;
        padding: 12px 30px;
    }

    .video-gallery h2,
    .features h2,
    .pricing h2,
    .system-requirements h2 {
        font-size: 1.6rem;
    }

    /* Vertical Video Gallery on Mobile */
    .gallery-scroll {
        display: flex;
        flex-direction: column; /* Stack vertically */
        align-items: center; /* Center cards */
        overflow-x: hidden; /* Hide horizontal scrollbar */
        gap: 25px; /* Adjust gap for vertical */
    }

    .video-card {
        width: 95%; /* Make cards wider */
        max-width: 400px; /* Limit max width */
        flex: none; /* Override flex sizing */
        border-left-width: 0;
        border-top: 5px solid var(--highlight-color); /* Add top border instead */
    }

    .video-card:hover {
         border-top-color: var(--accent-orange);
    }

    .video-wrapper {
         /* Calculate height based on width */
        width: 100%;
        padding-top: 56.25%; /* Revert to aspect ratio padding */
        height: auto; /* Reset fixed height */
    }

    .scroll-controls {
        display: none; /* Hide scroll buttons */
    }

    .features-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .price-card {
        width: 100%;
        max-width: 90%; /* Limit width on mobile */
    }

    .price-header h3 {
        font-size: 1.5rem;
    }

    .price {
        font-size: 2.5rem;
    }

    .limited-offer {
        font-size: 0.9rem;
    }

    .ribbon {
        font-size: 0.7rem;
        padding: 6px 30px;
        top: 25px;
        right: -45px;
    }

    .price-features li {
        font-size: 0.9rem;
    }

    .requirements-container {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.6rem;
    }

    .video-card {
        width: 100%; /* Full width on smallest screens */
        max-width: none;
    }

    /* Height calculation remains handled by padding-top */

    .price-card {
        max-width: 95%;
    }
}