/* Root Variables */
:root {
    --primary-color: #9ee934;
    --primary-dark: #7bb520;
    --text-dark: #1a1a1a;
    --text-light: #666666;
    --bg-light: #f8f9fa;
    --bg-white: #ffffff;
    --border-color: #e0e0e0;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    background-color: var(--bg-white);
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
}

h2 {
    font-size: 2.75rem;
    margin-bottom: 3rem;
    text-align: center;
    color: var(--text-dark);
}

p {
    color: var(--text-light);
    margin-bottom: 1rem;
}

/* Navigation Bar */
.navbar {
    background-color: var(--bg-white);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
}

.logo-img {
    width: 32px;
    height: 32px;
    object-fit: contain;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.nav-links a:hover {
    color: var(--primary-color);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    border: 2px solid transparent;
    cursor: pointer;
    text-align: center;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--text-dark);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(158, 233, 52, 0.3);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background-color: var(--primary-color);
    color: var(--text-dark);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.btn-icon {
    width: 1.2rem;
    height: 1.2rem;
    margin-right: 0.6rem;
    display: inline-block;
    vertical-align: middle;
}

/* Hero Section */
.hero {
    padding: 6rem 0;
    background: #ffffff;
}

.hero-content {
    text-align: center;
    max-width: 880px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-light);
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-buttons .btn {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
}

/* Demo Section */
.demo {
    padding: 0rem 0 6rem;
    /* background-color: #ffffff; */
}

.demo .container {
    padding-top: 3rem;
}

.demo h2 {
    margin-bottom: 6rem;
}

.video-container {
    border-radius: 20px;
    overflow: hidden;
    border: none;
    box-shadow: 0 0 15px rgba(158, 233, 52, 0.4), var(--shadow-lg);
    width: 95%;
    max-width: 1100px;
    margin: 0 auto 5rem;
    padding: 1.5rem;
    background: white;
}

.features-column {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 4rem 3rem;
}

.video-wrapper {
    position: relative;
}

.video-container video {
    width: 100%;
    height: auto;
    display: block;
    aspect-ratio: 16 / 9;
    border-radius: 12px;
}

.fullscreen-btn {
    position: absolute;
    bottom: 16px;
    right: 16px;
    width: 44px;
    height: 44px;
    background-color: rgba(255, 255, 255, 0.9);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-dark);
    transition: var(--transition);
    z-index: 10;
}

.fullscreen-btn:hover {
    background-color: #ffffff;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.fullscreen-btn:active {
    transform: scale(0.95);
}

.feature-card-compact {
    display: flex;
    flex-direction: row;
    gap: 1rem;
    padding: 0;
    background-color: transparent;
    border-radius: 0;
    transition: var(--transition);
    border: none;
    align-items: flex-start;
}

.feature-card-compact:hover {
    box-shadow: none;
    background-color: transparent;
}

.feature-check {
    font-size: 2rem;
    color: var(--primary-color);
    font-weight: 700;
    flex-shrink: 0;
    width: auto;
    text-align: center;
    margin-bottom: 0;
    margin-top: 0.125rem;
}

.feature-text {
    flex: 1;
}

.feature-card-compact h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 0.35rem;
    color: var(--text-dark);
}

.feature-card-compact p {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 0;
    line-height: 1.5;
}

/* Screenshots Section */
.screenshots {
    padding: 6rem 0;
    background-color: #ffffff;
}

.screenshots-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.screenshot-card {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    cursor: pointer;
}

.screenshot-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.screenshot-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
    background-color: var(--bg-light);
}

.screenshot-card p {
    padding: 1rem;
    background-color: var(--bg-light);
    text-align: center;
    font-weight: 500;
    color: var(--text-dark);
    margin: 0;
}

/* CTA Section */
.cta {
    padding: 6rem 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--text-dark);
    text-align: center;
}

.cta-content h2 {
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.cta-content p {
    color: var(--text-dark);
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.cta .btn-primary {
    background-color: var(--bg-white);
    color: var(--primary-dark);
}

.cta .btn-primary:hover {
    background-color: var(--bg-light);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

.cta .btn-secondary {
    background-color: transparent;
    color: var(--text-dark);
    border-color: var(--text-dark);
}

.cta .btn-secondary:hover {
    background-color: var(--text-dark);
    color: var(--primary-color);
}

.cta-note {
    font-size: 0.9rem;
    opacity: 0.8;
}

/* Use Cases Page - Alternating Sections */
.use-case-alternate {
    padding: 4rem 0;
    border-bottom: 1px solid var(--border-color);
    background-color: #ffffff;
}

.use-case-alternate.bg-alternate {
    background-color: var(--bg-light);
}

.use-case-content-wrapper {
    display: flex;
    gap: 4rem;
    align-items: center;
}

.use-case-content-wrapper.image-left {
    flex-direction: row;
}

.use-case-content-wrapper.image-right {
    flex-direction: row-reverse;
}

.use-case-image {
    flex: 1;
    min-width: 0;
}

.placeholder-box {
    width: 100%;
    aspect-ratio: 4 / 3;
    background: var(--bg-white);
    border: 2px dashed var(--border-color);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    font-size: 0.9rem;
    font-weight: 500;
}

.use-case-screenshot {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.use-case-content {
    flex: 1;
    min-width: 0;
}

.use-case-content h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
    font-weight: 700;
    text-align: left;
}

.use-case-content h2 i {
    margin-right: 0.75rem;
    color: var(--text-dark);
}

.use-case-content > p {
    font-size: 1.1rem;
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.use-case-benefits {
    margin-top: 1rem;
}

.use-case-benefits h4 {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-light);
    margin-bottom: 0.75rem;
}

.use-case-benefits ul {
    list-style: none;
    padding-left: 0;
    margin: 0;
}

.use-case-benefits li {
    padding-left: 1.5rem;
    position: relative;
    margin-bottom: 0.6rem;
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.5;
}

.use-case-benefits li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: 700;
    font-size: 1.1rem;
}

.universal-benefits {
    padding: 6rem 0;
    background-color: var(--bg-light);
}

.section-intro {
    text-align: center;
    font-size: 1.1rem;
    color: var(--text-light);
    max-width: 700px;
    margin: 0 auto 4rem;
}

/* Footer */
.footer {
    background-color: var(--text-dark);
    color: #999999;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1rem;
}

.footer-section p {
    color: #999999;
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: #999999;
    text-decoration: none;
    transition: var(--transition);
}

.footer-section a:hover {
    color: var(--primary-color);
}

.footer-bottom {
    border-top: 1px solid #333333;
    padding-top: 2rem;
    text-align: center;
    color: #666666;
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    h2 {
        font-size: 2rem;
        margin-bottom: 2rem;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .nav-links {
        gap: 1rem;
        font-size: 0.9rem;
    }

    .hero {
        padding: 3rem 0;
    }

    .demo,
    .screenshots,
    .cta {
        padding: 3rem 0;
    }

    .demo .container {
        padding-top: 2rem;
    }

    .demo h2 {
        margin-bottom: 2.5rem;
    }

    .video-container {
        margin-bottom: 2rem;
    }

    .features-column {
        grid-template-columns: repeat(2, 1fr);
        gap: 3rem 2rem;
    }

    .video-container {
        padding: 0.75rem;
    }

    .screenshots-grid {
        grid-template-columns: 1fr;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .hero-buttons .btn {
        width: 100%;
    }

    .cta-buttons {
        flex-direction: column;
    }

    .cta .btn {
        width: 100%;
    }

    .screenshot-card img {
        height: 150px;
    }

    .feature-check {
        font-size: 1.75rem;
    }

    .feature-card-compact h3 {
        font-size: 1rem;
    }

    .feature-card-compact p {
        font-size: 0.85rem;
    }

    .use-case-alternate {
        padding: 3rem 0;
    }

    .use-case-content-wrapper {
        flex-direction: column !important;
        gap: 2rem;
    }

    .use-case-content h2 {
        font-size: 1.75rem;
    }

    .universal-benefits {
        padding: 3rem 0;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2.25rem;
    }

    h2 {
        font-size: 2rem;
    }

    .nav-links {
        gap: 0.5rem;
    }

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

    .btn {
        padding: 0.6rem 1.2rem;
        font-size: 0.9rem;
    }

    .btn-large {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }

    .demo {
        padding: 0 0 2rem 0;
    }

    .demo .container {
        padding-top: 2rem;
    }

    .demo h2 {
        margin-bottom: 2.5rem;
    }

    .features-column {
        grid-template-columns: 1fr;
        gap: 2rem 1.5rem;
    }

    .video-container {
        padding: 0.5rem;
    }

    .feature-check {
        font-size: 1.5rem;
    }

    .feature-card-compact h3 {
        font-size: 1.05rem;
    }

    .feature-card-compact p {
        font-size: 0.85rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .use-case-alternate {
        padding: 2.5rem 0;
    }

    .use-case-content-wrapper {
        gap: 1.5rem;
    }

    .use-case-content h2 {
        font-size: 1.5rem;
    }

    .use-case-content > p {
        font-size: 1rem;
    }
}