:root {
    --primary-red: #c50f1f;
    --dark-bg: #111111;
    --dark-surface: #1a1a1a;
    --light-bg: #f8f8f8;
    --text-dark: #333333;
    --text-light: #555555;
    --text-white: #ffffff;
    --border-color: #dddddd;
    --font-family: 'Inter', sans-serif;
}

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

body {
    font-family: var(--font-family);
    color: var(--text-dark);
    line-height: 1.6;
    background-color: var(--text-white);
}

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

ul {
    list-style: none;
}

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

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

.btn-primary {
    display: inline-block;
    background-color: var(--primary-red);
    color: var(--text-white);
    padding: 12px 24px;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.9rem;
    border: 2px solid var(--primary-red);
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background-color: transparent;
    color: var(--primary-red);
}

.btn-secondary {
    display: inline-block;
    background-color: transparent;
    color: var(--text-white);
    padding: 12px 24px;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.9rem;
    border: 2px solid var(--text-white);
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background-color: var(--text-white);
    color: var(--dark-bg);
}

.text-red {
    color: var(--primary-red);
}

/* Header & Nav */
header {
    background-color: var(--text-white);
    padding: 20px 0;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.logo {
    font-weight: 800;
    font-size: 1.5rem;
    letter-spacing: -0.5px;
}

nav ul {
    display: flex;
    gap: 30px;
}

nav ul li a {
    font-size: 0.85rem;
    text-transform: uppercase;
    font-weight: 600;
    color: var(--text-light);
    padding-bottom: 5px;
    position: relative;
}

nav ul li a:hover, nav ul li a.active {
    color: var(--primary-red);
}

nav ul li a.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--primary-red);
}

/* Footer */
footer {
    background-color: var(--light-bg);
    padding: 60px 0 20px;
    border-top: 1px solid var(--border-color);
}

.footer-top {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-bottom: 40px;
}

.footer-col {
    flex: 1;
    min-width: 200px;
    margin-bottom: 30px;
}

.footer-col h4 {
    font-size: 0.9rem;
    text-transform: uppercase;
    margin-bottom: 20px;
    color: var(--text-light);
}

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

.footer-col ul li a {
    color: var(--text-dark);
    font-size: 0.9rem;
}

.footer-col ul li a:hover {
    color: var(--primary-red);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border-color);
    padding-top: 20px;
    font-size: 0.8rem;
    color: var(--text-light);
}

/* Typography & Layouts */
.section-title {
    font-size: 2.5rem;
    margin-bottom: 20px;
    font-weight: 800;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 40px;
}

.dark-section {
    background-color: var(--dark-bg);
    color: var(--text-white);
    padding: 80px 0;
}

.light-section {
    background-color: var(--light-bg);
    padding: 80px 0;
}

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

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

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.mobile-only {
    display: none !important;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
    cursor: pointer;
    z-index: 1000;
}

.menu-toggle .bar {
    height: 3px;
    width: 100%;
    background-color: var(--primary-red);
    border-radius: 3px;
    transition: all 0.3s ease;
}

/* Responsive */
@media (max-width: 768px) {
    header .container {
        position: relative;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .header-action {
        display: none;
    }
    
    nav {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--text-white);
        box-shadow: 0 5px 10px rgba(0,0,0,0.1);
        display: none;
        padding: 20px 0;
        border-top: 1px solid var(--border-color);
        z-index: 99;
    }
    
    nav.active {
        display: block;
    }
    
    nav ul {
        flex-direction: column;
        gap: 15px;
        align-items: center;
        display: flex;
    }
    
    .mobile-only {
        display: block !important;
        margin-top: 10px;
    }
    
    nav ul li a {
        font-size: 1.1rem;
        padding-bottom: 0;
    }
    
    nav ul li a.active::after {
        display: none;
    }
    
    .menu-toggle.is-active .bar:nth-child(1) {
        transform: translateY(9px) rotate(45deg);
    }
    .menu-toggle.is-active .bar:nth-child(2) {
        opacity: 0;
    }
    .menu-toggle.is-active .bar:nth-child(3) {
        transform: translateY(-9px) rotate(-45deg);
    }

    .grid-2, .grid-3, .grid-4 {
        grid-template-columns: 1fr;
    }
    .footer-top {
        flex-direction: column;
    }
    .footer-bottom {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
}