* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-height);
}

:root {
    --max-width: 1400px;
    --header-height: 80px;
    --section-padding: 4rem;
    --nav-bg: #fff;
    --nav-text: #1a1a1a;
    --nav-hover: #0099FF;
    --primary-color: #0099FF;
    --primary-light: #33ADFF;
    --primary-dark: #0077CC;
    --background-white: #fff;
    --background-light: #F5F9FF;
    --text-primary: #1a1a1a;
    --text-secondary: #4D4D4D;
    --shadow-color: rgba(0, 153, 255, 0.1);
    --border-color: #E6E6E6;
}

body {
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--background-light);
    overflow-x: hidden;
}

/* Header & Navigation */
header {
    background-color: var(--nav-bg);
    box-shadow: 0 2px 15px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    height: var(--header-height);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 5%;
    max-width: var(--max-width);
    margin: 0 auto;
    height: 100%;
    position: relative;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: bold;
    color: #333;
    text-decoration: none;
    transition: color 0.3s ease;
    cursor: pointer;
}

.logo:hover {
    color: var(--nav-hover);
}

.logo img {
    width: 40px;
    height: 40px;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.logo:hover img {
    transform: scale(1.1);
}

.logo span {
    font-size: 1.5rem;
}

.hamburger {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
    cursor: pointer;
    z-index: 1001;
}

.hamburger span {
    display: block;
    height: 3px;
    width: 100%;
    background-color: var(--nav-text);
    border-radius: 3px;
    transition: all 0.3s ease;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 1.5rem;
    margin: 0;
    padding: 0;
    align-items: center;
}

.nav-links li a {
    text-decoration: none;
    color: var(--nav-text);
    transition: all 0.3s ease;
    font-weight: 500;
    font-size: 1rem;
    padding: 0.5rem 1rem;
    border-radius: 12px;
    white-space: nowrap;
}

.nav-links li a:hover {
    color: var(--nav-hover);
    background-color: rgba(52, 152, 219, 0.1);
}

/* Main Content */
main {
    margin-top: var(--header-height);
}

section {
    padding: var(--section-padding) 5%;
    max-width: var(--max-width);
    margin: 0 auto;
    min-height: calc(100vh - var(--header-height));
    display: flex;
    flex-direction: column;
    justify-content: center;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    color: white;
    text-align: center;
    padding: calc(var(--section-padding) + var(--header-height)) var(--section-padding) var(--section-padding);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="75" cy="75" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="50" cy="10" r="0.5" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    font-weight: 700;
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.hero h2 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    font-weight: 400;
    opacity: 0.9;
    text-shadow: 0 1px 2px rgba(0,0,0,0.1);
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    line-height: 1.8;
    opacity: 0.95;
}

/* Key Features in Hero */
.key-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.feature {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: rgba(255, 255, 255, 0.1);
    padding: 1rem;
    border-radius: 10px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.feature:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.feature i {
    font-size: 1.5rem;
    color: var(--primary-light);
    background: rgba(255, 255, 255, 0.9);
    padding: 0.5rem;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature span {
    font-size: 1rem;
    font-weight: 500;
    line-height: 1.4;
}

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

.features h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-primary);
    position: relative;
}

.features h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--primary-color);
    border-radius: 2px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(350px, 1fr));
    gap: 2rem;
    max-width: var(--max-width);
    margin: 0 auto;
}

.feature-card {
    background: var(--background-white);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px var(--shadow-color);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 153, 255, 0.2);
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
    font-weight: 600;
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 1rem;
}

.feature-card strong {
    color: var(--primary-color);
    font-weight: 600;
}

/* Download Section */
.download {
    padding: var(--section-padding);
    background: var(--background-light);
    text-align: center;
}

.download h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.download p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

.download-buttons {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.download-btn {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--primary-color);
    color: white;
    padding: 1rem 2rem;
    border-radius: 10px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 153, 255, 0.3);
}

.download-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 153, 255, 0.4);
}

.download-btn i {
    font-size: 1.5rem;
}

/* Console Profiles */
.console-profiles {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.console-link {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    padding: 1rem 2rem;
    border-radius: 10px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.console-link:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.console-link i {
    font-size: 1.5rem;
}

.console-link span {
    font-weight: 600;
}

/* Gallery Section */
.gallery {
    padding: var(--section-padding);
    background: var(--background-white);
}

.gallery h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.gallery p {
    text-align: center;
    font-size: 1.2rem;
    margin-bottom: 3rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

.gallery-container {
    display: grid;
    grid-template-columns: repeat(3, minmax(300px, 1fr));
    gap: 2rem;
    max-width: var(--max-width);
    margin: 0 auto;
}

.gallery-item {
    background: var(--background-white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px var(--shadow-color);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    cursor: pointer;
}

.gallery-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 153, 255, 0.2);
}

.gallery-item img {
    width: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.gallery-caption {
    padding: 1.5rem;
    text-align: center;
    font-weight: 600;
    color: var(--text-primary);
    background: var(--background-white);
    border-top: 1px solid var(--border-color);
}

.gallery-item:hover .gallery-caption {
    color: var(--primary-color);
}

/* Footer */
footer {
    background: var(--text-primary);
    color: white;
    text-align: center;
    padding: 2rem;
    margin-top: 2rem;
}

footer p {
    font-size: 1rem;
    opacity: 0.9;
}

footer strong {
    color: var(--primary-light);
}

/* Responsive Design */
@media (max-width: 992px) {
    .nav-links {
        display: none;
    }
    
    .nav-links li a {
        font-size: 1rem;
    }
    
    .gallery-container {
        grid-template-columns: repeat(2, minmax(250px, 1fr));
    }
    
    .features-grid {
        grid-template-columns: repeat(2, minmax(300px, 1fr));
    }
    
    .key-features {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: var(--nav-bg);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: right 0.3s ease;
        z-index: 1000;
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .nav-links li {
        margin: 1rem 0;
    }
    
    .nav-links li a {
        font-size: 1.5rem;
        padding: 1rem 2rem;
    }
    
    .nav-links li a:hover {
        background: var(--primary-color);
        color: white;
        border-radius: 10px;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .console-profiles {
        flex-direction: column;
        align-items: center;
    }
    
    .console-link {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
    
    .console-link i {
        font-size: 1.2rem;
    }
    
    .console-link span {
        font-size: 1rem;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero h2 {
        font-size: 1.3rem;
    }
    
    .key-features {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .download-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .download-btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }

    .features-grid {
        grid-template-columns: repeat(1, minmax(300px, 1fr));
    }
}

@media (max-width: 576px) {
    .nav-links {
        padding: 2rem;
    }
    
    .nav-links li a {
        font-size: 1.3rem;
        padding: 0.8rem 1.5rem;
    }
    
    .logo span {
        font-size: 1.2rem;
    }
    
    .gallery-container {
        grid-template-columns: 1fr;
    }
    
    .gallery-caption {
        padding: 1rem;
        font-size: 0.9rem;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero h2 {
        font-size: 1.1rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .features h2,
    .gallery h2,
    .download h2 {
        font-size: 2rem;
    }
    
    .feature-card {
        padding: 1.5rem;
    }
    
    .feature-card h3 {
        font-size: 1.3rem;
    }
}

@media (max-width: 360px) {
    .nav-links li a {
        font-size: 1.1rem;
        padding: 0.6rem 1rem;
    }
    
    .logo span {
        font-size: 1rem;
    }
    
    .console-link {
        padding: 0.8rem 1.5rem;
        font-size: 1rem;
    }
    
    .console-link i {
        font-size: 1rem;
    }
    
    .console-link span {
        font-size: 0.9rem;
    }
}