/* Docs/style.css */
:root {
    --primary-color: #2D6CDF; /* A nice blue */
    --secondary-color: #FFC107; /* A vibrant yellow/gold for accents */
    --accent-color: #4CAF50; /* Green for CTAs, success */
    --dark-text: #333;
    --light-text: #f8f9fa;
    --bg-light: #ffffff;
    --bg-alt: #f4f7f6; /* Slightly off-white for section differentiation */
    --border-color: #e0e0e0;
    --box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    --font-sans: 'Roboto', 'Segoe UI', Arial, sans-serif; /* Example font stack */
}

body {
    font-family: var(--font-sans);
    margin: 0;
    padding: 0;
    line-height: 1.7;
    color: var(--dark-text);
    background-color: var(--bg-light);
}

/* --- Navigation --- */
header {
    background-color: var(--bg-light);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 0 5%;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 1em 0;
}

.logo-container {
    display: flex;
    align-items: center;
}

.logo-img {
    height: 40px; /* Adjust as needed */
    margin-right: 10px;
}

nav h1 {
    font-size: 1.8em;
    color: var(--primary-color);
    margin: 0;
}

nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
}

nav ul li {
    margin-left: 2em;
}

nav ul li a {
    text-decoration: none;
    color: var(--dark-text);
    font-weight: 500;
    transition: color 0.3s ease;
}

nav ul li a:hover {
    color: var(--primary-color);
}

/* --- Hero Section --- */
#hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, #5A8DDE 100%); /* Example gradient */
    color: var(--light-text);
    padding: 80px 5%;
    display: flex;
    align-items: center;
    justify-content: space-around;
    text-align: left;
    min-height: 70vh;
}

.hero-content {
    max-width: 550px;
    animation: fadeInSlideUp 1s ease-out;
}

#hero h2 {
    font-size: 2.8em;
    margin-bottom: 0.5em;
    line-height: 1.2;
}

#hero p {
    font-size: 1.1em;
    margin-bottom: 1.5em;
}

.hero-image-container {
    max-width: 450px; /* Adjust based on your screenshot */
    animation: fadeInSlideRight 1s ease-out 0.3s;
    animation-fill-mode: backwards; /* Start animation from initial state */
}
.hero-image {
    width: 100%;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}


/* --- CTA Buttons --- */
.cta-buttons {
    display: flex;
    gap: 15px; /* Space between buttons */
    margin-top: 20px;
    flex-wrap: wrap; /* Allow buttons to wrap on smaller screens */
}
.cta-button {
    display: inline-flex; /* For icon alignment */
    align-items: center;
    padding: 12px 25px;
    text-decoration: none;
    border-radius: 50px; /* Pill shape */
    font-weight: bold;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    box-shadow: 0 2px 5px rgba(0,0,0,0.15);
}
.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0,0,0,0.2);
}
.cta-button.chrome {
    background-color: var(--accent-color);
    color: var(--light-text);
}
.cta-button.firefox {
    background-color: #FF9500; /* Firefox orange */
    color: var(--light-text);
}
.cta-button.firefox.disabled {
    background-color: #aaa;
    cursor: not-allowed;
    box-shadow: none;
    transform: none;
}
.cta-button.upgrade-button {
    background-color: var(--secondary-color);
    color: var(--dark-text); /* Or var(--light-text) if contrast is better */
    font-size: 1.1em;
    padding: 15px 30px;
}

.store-icon {
    width: 20px;
    height: 20px;
    margin-right: 10px;
}

/* --- General Content Section Styling --- */
.content-section {
    padding: 60px 5%;
    max-width: 1100px;
    margin: 0 auto;
    text-align: center;
}
.content-section h2 {
    font-size: 2.5em;
    color: var(--primary-color);
    margin-bottom: 1em;
    position: relative;
    display: inline-block;
}
.content-section h2::after { /* Simple underline accent */
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background-color: var(--secondary-color);
    margin: 0.3em auto 0;
}

.content-section.alt-bg {
    background-color: var(--bg-alt);
}

/* --- Features Grid --- */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    text-align: left;
}
.feature-item {
    background: var(--bg-light);
    padding: 25px;
    border-radius: 8px;
    box-shadow: var(--box-shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.12);
}
.feature-item img { /* Assuming SVG icons for features */
    width: 50px;
    height: 50px;
    margin-bottom: 15px;
    fill: var(--primary-color); /* If SVGs are single color */
}
.feature-item h3 {
    font-size: 1.4em;
    color: var(--dark-text);
    margin-bottom: 0.5em;
}

/* --- How to Use Steps --- */
.how-to-steps {
    display: flex;
    justify-content: space-around;
    gap: 20px;
    flex-wrap: wrap;
    text-align: left;
}
.step {
    background: var(--bg-light);
    padding: 20px;
    border-radius: 8px;
    box-shadow: var(--box-shadow);
    width: calc(25% - 20px); /* Adjust for 4 steps */
    min-width: 220px;
    display: flex;
    flex-direction: column;
}
.step span { /* Step number circle */
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: var(--secondary-color);
    color: var(--dark-text);
    border-radius: 50%;
    font-size: 1.2em;
    font-weight: bold;
    margin-bottom: 15px;
}
.step h3 {
    font-size: 1.3em;
    margin-bottom: 0.5em;
}

/* --- Pricing Section --- */
#pricing {
    display: flex;
    flex-direction: column; /* Stack title above plans */
    align-items: center; /* Center title and plans container */
}
.pricing-container { /* Added for layout */
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-top: 30px;
    flex-wrap: wrap; /* Allow plans to wrap */
}
.pricing-plan {
    background: var(--bg-light);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 30px;
    width: 320px; /* Adjust width */
    box-shadow: var(--box-shadow);
    display: flex;
    flex-direction: column;
    text-align: left;
}
.pricing-plan.advanced {
    border-top: 5px solid var(--secondary-color); /* Highlight advanced plan */
}
.plan-header {
    text-align: center;
    margin-bottom: 20px;
}
.plan-header h3 {
    font-size: 1.6em;
    color: var(--primary-color);
}
.price-tag {
    font-size: 2em;
    font-weight: bold;
    color: var(--dark-text);
    margin: 0.2em 0;
}
.price-subtext {
    font-size: 0.6em;
    font-weight: normal;
    color: #777;
}
.plan-features {
    list-style: none;
    padding: 0;
    margin-bottom: 25px;
    flex-grow: 1; /* Make feature list take available space */
}
.plan-features li {
    margin-bottom: 10px;
    padding-left: 25px;
    position: relative;
}
.plan-features li::before { /* Checkmark for features */
    content: '✔';
    color: var(--accent-color);
    position: absolute;
    left: 0;
    font-weight: bold;
}
.pricing-plan .upgrade-button {
    margin-top: auto; /* Push button to bottom */
    width: 100%;
    text-align: center;
}
.key-info {
    text-align: center;
    font-size: 0.9em;
    color: #666;
    margin-top: 15px;
}

/* --- Footer --- */
footer {
    background-color: #333;
    color: var(--light-text);
    text-align: center;
    padding: 25px 5%;
    font-size: 0.9em;
}
footer p {
    margin: 0.5em 0;
}
footer a {
    color: var(--secondary-color);
    text-decoration: none;
}
footer a:hover {
    text-decoration: underline;
}

/* --- Animations --- */
@keyframes fadeInSlideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInSlideRight {
    from { opacity: 0; transform: translateX(-30px); }
    to { opacity: 1; transform: translateX(0); }
}


/* --- Responsive Adjustments --- */
@media (max-width: 992px) {
    #hero {
        flex-direction: column;
        text-align: center;
    }
    .hero-content {
        margin-bottom: 40px;
    }
    .hero-image-container {
        max-width: 80%; /* Allow image to be larger on smaller screens */
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    nav {
        flex-direction: column;
    }
    nav ul {
        margin-top: 1em;
        flex-wrap: wrap;
        justify-content: center;
    }
    nav ul li {
        margin: 0.5em 1em;
    }
    #hero h2 { font-size: 2.2em; }
    .content-section h2 { font-size: 2em; }
    .features-grid, .how-to-steps, .pricing-container {
        grid-template-columns: 1fr; /* Stack items */
    }
    .step, .pricing-plan {
        width: 100%; /* Full width on smaller screens */
        max-width: 400px; /* But not too wide */
        margin-left: auto;
        margin-right: auto;
    }
    .cta-buttons {
        justify-content: center;
    }
}