/* B Tech Global LLC - Main Stylesheet */

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

:root {
    --gold: #D4AF37;
    --deep-green: #0B3D2E;
    --cream: #F5F0E6;
    --text-dark: #1a1a1a;
    --text-light: #4a4a4a;
    --white: #ffffff;
    --shadow: rgba(0, 0, 0, 0.1);
}

body {
    font-family: 'Merriweather', serif;
    background-color: var(--cream);
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    line-height: 1.2;
    color: var(--deep-green);
}

h1 { font-size: 3rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }

p {
    margin-bottom: 1rem;
}

a {
    color: var(--gold);
    text-decoration: none;
    transition: all 0.3s ease;
}

a:hover {
    color: var(--deep-green);
}

/* Navigation */
.navbar {
    background: linear-gradient(135deg, var(--deep-green) 0%, #0a5a42 100%);
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px var(--shadow);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.logo-icon {
    width: 50px;
    height: 50px;
    background: var(--gold);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--deep-green);
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-text .company {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gold);
    line-height: 1;
}

.logo-text .tagline {
    font-size: 0.75rem;
    color: var(--cream);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-menu li a {
    font-family: 'Montserrat', sans-serif;
    color: var(--cream);
    font-weight: 400;
    font-size: 0.95rem;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.nav-menu li a:hover,
.nav-menu li a.active {
    background: rgba(212, 175, 55, 0.2);
    color: var(--gold);
}

.nav-menu .cta-button {
    background: var(--gold);
    color: var(--deep-green);
    font-weight: 600;
    padding: 0.75rem 1.5rem;
}

.nav-menu .cta-button:hover {
    background: var(--cream);
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(212, 175, 55, 0.3);
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 5px;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--gold);
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* Main Content */
main {
    margin-top: 80px;
    min-height: calc(100vh - 80px);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section {
    padding: 4rem 0;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    border-radius: 4px;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    text-align: center;
}

.btn-primary {
    background: var(--gold);
    color: var(--deep-green);
}

.btn-primary:hover {
    background: var(--deep-green);
    color: var(--gold);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.3);
}

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

.btn-secondary:hover {
    background: var(--deep-green);
    color: var(--cream);
}

/* Cards */
.card {
    background: var(--white);
    border-radius: 8px;
    padding: 2rem;
    box-shadow: 0 4px 15px var(--shadow);
    transition: all 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

/* Footer */
footer {
    background: linear-gradient(135deg, var(--deep-green) 0%, #0a5a42 100%);
    color: var(--cream);
    padding: 3rem 0 1rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    color: var(--gold);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.footer-section p,
.footer-section a {
    color: var(--cream);
    font-size: 0.9rem;
    line-height: 1.8;
}

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

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

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

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(212, 175, 55, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--gold);
    color: var(--deep-green);
    transform: translateY(-3px);
}

.footer-bottom {
    border-top: 1px solid rgba(212, 175, 55, 0.3);
    padding-top: 1rem;
    text-align: center;
    font-size: 0.85rem;
    color: var(--cream);
}

/* Geometric Accents */
.geometric-bg {
    position: relative;
    overflow: hidden;
}

.geometric-bg::before,
.geometric-bg::after {
    content: '';
    position: absolute;
    opacity: 0.05;
    z-index: 0;
}

.geometric-bg::before {
    width: 300px;
    height: 300px;
    border: 3px solid var(--gold);
    border-radius: 50%;
    top: -100px;
    right: -100px;
}

.geometric-bg::after {
    width: 200px;
    height: 200px;
    background: var(--deep-green);
    transform: rotate(45deg);
    bottom: -80px;
    left: -80px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: var(--deep-green);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
        gap: 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu li {
        width: 100%;
    }

    .nav-menu li a {
        display: block;
        padding: 1rem;
    }

    h1 { font-size: 2rem; }
    h2 { font-size: 1.8rem; }
    h3 { font-size: 1.5rem; }
    
    .section {
        padding: 2rem 0;
    }
}

@media (max-width: 480px) {
    .nav-container {
        padding: 0 1rem;
    }

    .container {
        padding: 0 1rem;
    }

    h1 { font-size: 1.75rem; }
    h2 { font-size: 1.5rem; }
}