@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Poppins:wght@400;500;600;700&display=swap');
@import 'variables.css';

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

body {
    font-family: var(--font-family-base);
    color: var(--color-text-main);
    background-color: var(--color-bg-body);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

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

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

ul {
    list-style: none;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-family-heading);
    color: var(--color-primary);
    line-height: 1.2;
}

/* Layout Utilities */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-4);
}

.section {
    padding: var(--spacing-16) 0;
}

.grid {
    display: grid;
    gap: var(--spacing-8);
}

.flex {
    display: flex;
    gap: var(--spacing-4);
}

.items-center {
    align-items: center;
}

.justify-between {
    justify-content: space-between;
}

.justify-center {
    justify-content: center;
}

.flex-col {
    flex-direction: column;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: var(--spacing-3) var(--spacing-6);
    border-radius: var(--border-radius-full);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: var(--transition-base);
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-text-white);
    border: 2px solid var(--color-primary);
}

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover {
    background-color: var(--color-secondary-hover);
    border-color: var(--color-secondary-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

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

/* Header */
.header {
    background-color: var(--color-bg-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: var(--spacing-4) 0;
}

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

.logo {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-primary);
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.logo span {
    color: var(--color-secondary);
}

.nav-menu {
    display: flex;
    gap: var(--spacing-8);
}

.nav-link {
    font-weight: 500;
    color: var(--color-text-main);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-primary);
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: var(--color-secondary);
    transition: var(--transition-base);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.mobile-menu-btn {
    display: none;
    font-size: var(--font-size-xl);
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-primary);
}

/* Footer */
.footer {
    background-color: var(--color-primary);
    color: var(--color-text-white);
    padding: var(--spacing-16) 0 var(--spacing-8);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-12);
    margin-bottom: var(--spacing-12);
}

.footer-logo {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-4);
    color: var(--color-text-white);
}

.footer-logo span {
    color: var(--color-secondary);
}

.footer h3 {
    color: var(--color-secondary);
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-6);
}

.footer-links li {
    margin-bottom: var(--spacing-3);
}

.footer-links a:hover {
    color: var(--color-secondary);
    padding-left: var(--spacing-1);
}

.copyright {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-8);
    text-align: center;
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.7);
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .mobile-menu-btn {
        display: block;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        /* Adjust based on header height */
        left: 0;
        width: 100%;
        background-color: var(--color-bg-white);
        flex-direction: column;
        padding: var(--spacing-8);
        box-shadow: var(--shadow-md);
        transform: translateY(-150%);
        transition: var(--transition-base);
        z-index: 999;
    }

    .nav-menu.open {
        transform: translateY(0);
    }

    .grid {
        gap: var(--spacing-6);
    }
}