/* CSS Variables */
:root {
    --primary-color: #151515;
    /* Dark Grey/Black */
    --secondary-color: #151515;
    /* Mono theme - using dark for accents too */
    --accent-color: #EFF4F9;
    /* Light Blueish Grey */
    --text-dark: #151515;
    --text-light: #ffffff;
    --bg-light: #ffffff;
    --bg-dark: #151515;
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-light);
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
    border-radius: 8px;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

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

.section {
    padding: 80px 0;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    background-color: var(--primary-color);
    color: var(--text-light);
    font-weight: 600;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition);
    border: 2px solid var(--primary-color);
}

.btn:hover {
    background-color: #000000;
    color: #ffffff;
    transform: translateY(-2px);
    border-color: #000000;
}

.btn-outline {
    background-color: transparent;
    color: var(--text-light);
    border: 2px solid var(--text-light);
}

.btn-outline:hover {
    background-color: var(--text-light);
    color: var(--primary-color);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    background: rgba(239, 244, 249, 0.95);
    /* #EFF4F9 */
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    /* Better control than inline-block for images */
    align-items: center;
    height: 60px;
    /* Explicit fixed height */
    width: auto;
}

.logo img {
    max-height: 100%;
    /* Ensure it fits within the container height */
    width: auto;
    /* Maintain aspect ratio */
    object-fit: contain;
    border-radius: 0;
}

.nav-links {
    display: flex;
    gap: 30px;
    align-items: center;
    /* Ensure links align with logo center */
}

.nav-links li a {
    color: var(--primary-color);
    font-weight: 500;
    font-size: 1rem;
    position: relative;
}

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

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

.mobile-toggle {
    display: none;
    color: var(--primary-color);
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero {
    height: 100vh;
    background: linear-gradient(rgba(10, 16, 24, 0.7), rgba(10, 16, 24, 0.7)), url('image/hometop.jpg') no-repeat center center/cover;
    display: flex;
    align-items: center;
    text-align: center;
    color: var(--text-light);
    margin-top: 0;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    text-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 40px;
    opacity: 0.9;
}

/* About Section */
.about {
    background-color: var(--bg-light);
}

.about-content {
    display: flex;
    align-items: center;
    gap: 50px;
}

.about-img {
    flex: 1;
    position: relative;
}

.about-img::before {
    content: '';
    position: absolute;
    top: -20px;
    left: -20px;
    width: 100%;
    height: 100%;
    border: 5px solid var(--secondary-color);
    border-radius: 8px;
    z-index: 0;
}

.about-img img {
    position: relative;
    z-index: 1;
    box-shadow: var(--shadow);
}

.about-text {
    flex: 1;
}

.section-title {
    color: var(--secondary-color);
    font-size: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 10px;
    display: block;
}

.about h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.about p {
    color: #555;
    margin-bottom: 20px;
}

/* Services Section */
.services {
    background: var(--accent-color);
    /* #EFF4F9 */
    text-align: center;
}

.services h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 50px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--bg-light);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
    text-align: left;
    border-bottom: 3px solid transparent;
}

.service-card:hover {
    transform: translateY(-10px);
    border-bottom: 3px solid var(--primary-color);
}

.service-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 1.25rem;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.service-card p {
    font-size: 0.9rem;
    color: #666;
}

/* Collaboration Section */
.join {
    background-color: var(--primary-color);
    color: var(--text-light);
    padding: 100px 0;
}

.join .container {
    display: flex;
    align-items: center;
    gap: 50px;
    flex-direction: row-reverse;
}

.join-text {
    flex: 1;
}

.join h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: var(--text-light);
}

.join p {
    margin-bottom: 30px;
    opacity: 0.9;
}

.join-img {
    flex: 1;
}

.join-img img {
    border: 5px solid rgba(255, 255, 255, 0.1);
}



/* Footer */
footer {
    background-color: #EFF4F9;
    color: #333;
    padding: 70px 0 20px;
}

.footer-top {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-bottom: 50px;
}

.footer-col h3 {
    color: var(--primary-color);
    margin-bottom: 20px;
    font-size: 1.5rem;
}

.footer-info div {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 15px;
}

.footer-info i {
    color: var(--primary-color);
    margin-top: 5px;
}

.footer-info a {
    color: #333;
}

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

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-links a {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    background: rgba(0, 0, 0, 0.1);
    border-radius: 50%;
    color: var(--primary-color);
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary-color);
    color: #ffffff;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a:hover {
    color: var(--primary-color);
    padding-left: 5px;
}

.copyright {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    font-size: 0.9rem;
}

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

    .mobile-toggle {
        display: block;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .about-content,
    .join .container {
        flex-direction: column;
    }

    .about-img::before {
        display: none;
    }

    .join .container {
        flex-direction: column;
    }

    .subscribe-form {
        flex-direction: column;
    }
}