/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #1a1a1a;
    --secondary-color: #333;
    --text-color: #1a1a1a;
    --text-light: #666;
    --bg-color: #ffffff;
    --bg-dark: #1a1a1a;
    --accent-color: #4a90e2;
    --border-color: #e0e0e0;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 4px 20px rgba(0, 0, 0, 0.15);
}

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

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

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(26, 26, 26, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: white;
}

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

.nav-links a {
    color: white;
    text-decoration: none;
    transition: opacity 0.3s;
}

.nav-links a:hover {
    opacity: 0.8;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.language-selector {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9rem;
}

.language-selector option {
    background: var(--bg-dark);
    color: white;
}

.btn-download {
    background: white;
    color: var(--primary-color);
    border: none;
    padding: 0.6rem 1.5rem;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 500;
    transition: transform 0.2s, box-shadow 0.2s;
    text-decoration: none;
    display: inline-block;
}

.btn-download:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

/* Hero Section */
.hero {
    margin-top: 70px;
    background: linear-gradient(135deg, rgba(26, 26, 26, 0.9), rgba(51, 51, 51, 0.8)),
                url('images/header.png') center/cover;
    background-attachment: fixed;
    min-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    position: relative;
}

.hero-content {
    max-width: 800px;
    padding: 2rem;
    animation: fadeInUp 1s ease-out;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    opacity: 0.9;
}

.hero-description {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.85;
    line-height: 1.8;
}

.btn-primary {
    background: white;
    color: var(--primary-color);
    border: none;
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
    box-shadow: var(--shadow);
    text-decoration: none;
    display: inline-block;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

/* Section Styles */
section {
    padding: 5rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-label {
    display: inline-block;
    color: var(--text-light);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-color);
    line-height: 1.3;
    max-width: 900px;
    margin: 0 auto;
}

/* Features Section */
.features-section {
    background: var(--bg-color);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    transition: all 0.3s;
    border: 1px solid var(--border-color);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.7;
}

/* Showcase Section */
.showcase {
    background: #f8f9fa;
}

.showcase-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.showcase-waypoint {
    text-align: center;
    color: var(--text-light);
    font-size: 1.05rem;
    max-width: 640px;
    margin: 0 auto 2rem;
    line-height: 1.6;
}

.showcase-subsections {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.showcase-subsection {
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.showcase-subsection:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.showcase-subsection-title {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--text-color);
    line-height: 1.5;
    margin-bottom: 1.25rem;
}

.screenshots-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    justify-items: center;
}

.screenshot-item {
    text-align: center;
    transition: transform 0.3s;
}

.screenshot-item:hover {
    transform: scale(1.05);
}

.screenshot-item img {
    width: 100%;
    max-width: 280px;
    height: auto;
    border-radius: 12px;
    box-shadow: var(--shadow);
    margin-bottom: 1rem;
}

.screenshot-stub {
    width: 100%;
    aspect-ratio: 9 / 19.5;
    border-radius: 12px;
    box-shadow: var(--shadow);
    margin-bottom: 1rem;
    background: var(--border-color);
}

.screenshot-item span {
    display: block;
    color: var(--text-light);
    font-weight: 500;
}

/* Perfect For Section */
.perfect-for {
    background: white;
}

.perfect-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.perfect-item {
    text-align: center;
}

.perfect-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.perfect-item h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.perfect-item p {
    color: var(--text-light);
    line-height: 1.7;
}

/* Why Memoria Section */
.why-memoria {
    background: #f8f9fa;
}

.why-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.why-text {
    max-width: 600px;
}

.why-text .section-title {
    text-align: left;
    margin: 1rem 0;
}

.why-text p {
    color: var(--text-light);
    font-size: 1.1rem;
    line-height: 1.8;
    margin-top: 1.5rem;
}

.why-image img {
    width: 100%;
    max-width: 280px;
    height: auto;
    border-radius: 12px;
    box-shadow: var(--shadow-hover);
    display: block;
    margin: 0 auto;
}

/* Why Choose Section */
.why-choose {
    background: white;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.stat-item {
    text-align: center;
    padding: 2rem;
    background: #f8f9fa;
    border-radius: 12px;
    transition: all 0.3s;
}

.stat-item:hover {
    background: var(--accent-color);
    color: white;
    transform: translateY(-5px);
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1.1rem;
    color: var(--text-light);
}

.stat-item:hover .stat-label {
    color: white;
}

.benefits-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.benefit-item {
    padding: 1.5rem;
    background: white;
    border-left: 4px solid var(--accent-color);
    border-radius: 8px;
    box-shadow: var(--shadow);
    font-weight: 500;
}

/* Getting Started Section */
.getting-started {
    background: #f8f9fa;
}

.started-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.started-image img {
    width: 100%;
    max-width: 280px;
    height: auto;
    border-radius: 12px;
    box-shadow: var(--shadow-hover);
    display: block;
    margin: 0 auto;
}

.started-text .section-title {
    text-align: left;
    margin: 1rem 0;
}

.started-text p {
    color: var(--text-light);
    font-size: 1.1rem;
    margin: 1.5rem 0;
}

/* Features List Section */
.features-list {
    background: white;
}

.features-list-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 3rem;
}

.feature-list-item {
    padding: 1.5rem;
    background: #f8f9fa;
    border-radius: 8px;
    font-weight: 600;
    text-align: center;
    transition: all 0.3s;
    border: 2px solid transparent;
}

.feature-list-item:hover {
    border-color: var(--accent-color);
    background: white;
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

/* Contact Section */
.contact {
    background: #f8f9fa;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
}

.contact-left {
    display: flex;
    flex-direction: column;
}

.contact-left .section-label {
    margin-bottom: 1rem;
}

.contact-left .section-title {
    text-align: left;
    margin: 0;
    line-height: 1.3;
}

.contact-right {
    display: flex;
    justify-content: center;
    align-items: center;
}

.contact-right a {
    display: inline-block;
}

.contact-right img {
    display: block;
}

.contact-right h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.contact-right p {
    color: var(--text-light);
    font-size: 1.1rem;
}

/* Footer */
.footer {
    background: var(--bg-dark);
    color: white;
    padding: 0 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 3fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-logo {
    font-size: 1.5rem;
    font-weight: bold;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer-column h4 {
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

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

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

.footer-column a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-column a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

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

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .why-content,
    .started-content,
    .contact-content {
        grid-template-columns: 1fr;
    }

    .why-image,
    .started-image {
        order: -1;
    }

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

    .footer-links {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

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

    .section-title {
        font-size: 1.8rem;
    }

    .nav-actions {
        gap: 0.5rem;
    }

    .btn-download {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }
}