/* Base Styles */
:root {
    --white: #ffffff;
    --black: #000000;
    --gray-light: #f5f5f5;
    --gray-medium: #e0e0e0;
    --gray-dark: #333333;
    --text-dark: #222222;
    --text-light: #666666;
    --radius: 12px;
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
}

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

html {
    scroll-behavior: smooth;
}

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

h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

p {
    margin-bottom: 1rem;
}

a {
    color: inherit;
    text-decoration: none;
    transition: all 0.3s ease;
}

img {
    max-width: 100%;
    height: auto;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Buttons */
.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    background-color: var(--black);
    color: var(--white);
    border-radius: var(--radius);
    font-weight: 600;
    border: 2px solid var(--black);
    transition: all 0.3s ease;
    cursor: pointer;
    text-align: center;
}

.button:hover {
    background-color: var(--white);
    color: var(--black);
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.button.secondary {
    background-color: var(--white);
    color: var(--black);
    border: 2px solid var(--black);
}

.button.secondary:hover {
    background-color: var(--black);
    color: var(--white);
}

/* Navigation */
header.nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    z-index: 1000;
    padding: 15px 0;
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    font-size: 1.5rem;
}

.logo-mark {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background-color: var(--black);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
}

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links a {
    font-weight: 600;
    position: relative;
}

.nav-links a:after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--black);
    transition: width 0.3s ease;
}

.nav-links a:hover:after {
    width: 100%;
}

.nav-cta {
    display: flex;
    gap: 15px;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero {
    padding: 150px 0 80px;
    text-align: center;
    background: linear-gradient(to bottom, var(--white) 0%, var(--gray-light) 100%);
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto 2rem;
}

.hero .cta {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background-color: var(--gray-light);
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.tag .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--black);
}

.hero-card {
    display: flex;
    gap: 10px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.chip {
    background-color: var(--gray-light);
    color: var(--text-dark);
    padding: 8px 16px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.9rem;
    border: 1px solid var(--gray-medium);
}

/* Paddle Showcase */
.paddle-showcase {
    padding: 80px 0;
    background-color: var(--white);
}

.paddle-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
    max-width: 800px;
    margin: 0 auto;
}

.paddle-image {
    width: 100%;
    max-width: 500px;
    aspect-ratio: 3/4;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow);
    background-color: var(--gray-light);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.paddle-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.paddle-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #f0f0f0, #e0e0e0);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #999;
    font-size: 1.2rem;
}

.paddle-badge {
    position: absolute;
    bottom: 20px;
    left: 20px;
    background-color: var(--black);
    color: var(--white);
    padding: 8px 16px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.9rem;
}

.paddle-details {
    text-align: center;
    width: 100%;
}

.paddle-details h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.paddle-details .price {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.paddle-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin: 2rem 0;
}

.paddle-actions {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-top: 2rem;
}

/* Features Section */
.features {
    padding: 80px 0;
    background-color: var(--gray-light);
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header .eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 600;
    color: var(--text-light);
    margin-bottom: 0.5rem;
    display: block;
}

.section-header h2 {
    font-size: 2.5rem;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.feature-card {
    background-color: var(--white);
    padding: 30px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.feature-card .eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 600;
    color: var(--text-light);
    margin-bottom: 0.5rem;
    display: block;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

/* Specs Section */
.specs {
    padding: 80px 0;
    background-color: var(--white);
}

.specs-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 2rem;
    box-shadow: var(--shadow);
    border-radius: var(--radius);
    overflow: hidden;
}

.specs-table th, .specs-table td {
    padding: 15px 20px;
    text-align: left;
    border-bottom: 1px solid var(--gray-medium);
}

.specs-table th {
    background-color: var(--gray-light);
    font-weight: 600;
}

.specs-table tr:last-child td {
    border-bottom: none;
}

/* Technology Section */
.technology {
    padding: 80px 0;
    background-color: var(--gray-light);
}

.tech-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.tech-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 2rem;
}

.tech-card {
    background-color: var(--white);
    padding: 20px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.tech-card h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.tech-visual {
    background-color: var(--white);
    border-radius: var(--radius);
    padding: 30px;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    min-height: 300px;
}

.tech-placeholder {
    text-align: center;
    color: #666;
}

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

/* About Section */
.about {
    padding: 80px 0;
    background-color: var(--white);
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

/* Footer */
footer {
    padding: 60px 0 30px;
    background-color: var(--black);
    color: var(--white);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 40px;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.footer-links a {
    color: var(--gray-medium);
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--white);
}

.footer-bottom {
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    color: var(--gray-medium);
}

/* Mobile Responsiveness */
@media (max-width: 992px) {
    .feature-grid, .about-grid, .tech-grid, .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .paddle-features {
        grid-template-columns: 1fr 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links, .nav-cta {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero {
        padding: 120px 0 60px;
    }
    
    .hero .cta {
        flex-direction: column;
        align-items: center;
    }
    
    .feature-grid, .about-grid, .tech-grid, .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .paddle-features {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
    
    .tech-grid {
        gap: 30px;
    }
    
    .tech-details {
        grid-template-columns: 1fr;
    }
    
    .paddle-actions {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .feature-card, .tech-card {
        padding: 20px;
    }
}