/* ============ SHARED STYLES ============ */
/* Header and Footer styles used across all pages */

:root {
    --red: #E30D18;
    --red-dark: #c20a14;
    --navy: #004876;
    --navy-dark: #003557;
    --navy-darker: #0a1a2e;
    --white: #ffffff;
    --grey-50: #f8fafc;
    --grey-100: #f1f5f9;
    --grey-200: #e2e8f0;
    --grey-400: #94a3b8;
    --grey-600: #475569;
    --grey-800: #1e293b;
    --dark-bg: #0c1929;
    --dark-card: #132039;
    --dark-border: #1e3a5f;
    --cyan: #00b4d8;
}

/* ============ NAVIGATION - BASE ============ */
.nav {
    padding: 16px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav .container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 24px;
}

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

.nav-logo svg {
    height: 36px;
    width: auto;
}

.nav-links {
    display: flex;
    gap: 32px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-links a {
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    transition: color 0.2s;
}

.nav-cta {
    padding: 10px 20px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: background 0.2s;
}

/* ============ NAVIGATION - LIGHT THEME ============ */
.nav-light {
    background: var(--white);
    border-bottom: 1px solid var(--grey-200);
}

.nav-light .nav-links a {
    color: var(--grey-600);
}

.nav-light .nav-links a:hover,
.nav-light .nav-links a.active {
    color: var(--navy);
}

.nav-light .nav-cta {
    background: var(--navy);
    color: var(--white);
}

.nav-light .nav-cta:hover {
    background: var(--navy-dark);
}

/* ============ NAVIGATION - DARK THEME ============ */
.nav-dark {
    background: var(--navy-darker);
    border-bottom: 1px solid var(--dark-border);
}

.nav-dark .nav-links a {
    color: var(--grey-400);
}

.nav-dark .nav-links a:hover,
.nav-dark .nav-links a.active {
    color: var(--white);
}

.nav-dark .nav-cta {
    background: var(--navy);
    color: var(--white);
}

.nav-dark .nav-cta:hover {
    background: var(--navy-dark);
}

/* ============ FOOTER ============ */
.footer {
    padding: 60px 0 40px;
    background: var(--navy-darker);
    color: var(--white);
}

.footer .container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 24px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand p {
    color: var(--grey-400);
    font-size: 14px;
    margin-top: 16px;
    max-width: 280px;
}

.footer-col h4 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--grey-400);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.footer-col ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.footer-col li {
    margin-bottom: 12px;
}

.footer-col a {
    color: var(--white);
    text-decoration: none;
    font-size: 15px;
    transition: opacity 0.2s;
}

.footer-col a:hover {
    opacity: 0.8;
}

.footer-bottom {
    border-top: 1px solid var(--dark-border);
    padding-top: 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    color: var(--grey-400);
}

.footer-legal a {
    color: var(--grey-400);
    text-decoration: none;
    margin-left: 24px;
}

.footer-legal a:hover {
    color: var(--white);
}

/* ============ HAMBURGER MENU ============ */
.nav-hamburger {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 28px;
    height: 20px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 110;
}

.nav-hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--grey-600);
    border-radius: 2px;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.nav-dark .nav-hamburger span {
    background: var(--white);
}

/* Hamburger animation when open */
.nav.menu-open .nav-hamburger span:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}

.nav.menu-open .nav-hamburger span:nth-child(2) {
    opacity: 0;
}

.nav.menu-open .nav-hamburger span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

/* Mobile menu */
.mobile-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    border-top: 1px solid var(--grey-200);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    padding: 24px;
    z-index: 100;
}

.nav-dark .mobile-menu {
    background: var(--navy-darker);
    border-top: 1px solid var(--dark-border);
}

.mobile-nav-links {
    list-style: none;
    margin: 0 0 20px 0;
    padding: 0;
}

.mobile-nav-links li {
    margin-bottom: 0;
}

.mobile-nav-links a {
    display: block;
    padding: 12px 0;
    color: var(--grey-800);
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    border-bottom: 1px solid var(--grey-100);
    transition: color 0.2s;
}

.mobile-nav-links a:hover,
.mobile-nav-links a.active {
    color: var(--navy);
}

.nav-dark .mobile-nav-links a {
    color: var(--white);
    border-bottom-color: var(--dark-border);
}

.nav-dark .mobile-nav-links a:hover,
.nav-dark .mobile-nav-links a.active {
    color: var(--cyan);
}

.mobile-nav-cta {
    display: block;
    background: var(--red);
    color: var(--white);
    padding: 14px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
    text-align: center;
    margin-top: 8px;
}

.mobile-nav-cta:hover {
    background: var(--red-dark);
}

/* Show mobile menu when open */
.nav.menu-open .mobile-menu {
    display: block;
}

/* ============ RESPONSIVE ============ */
@media (max-width: 775px) {
    .nav-links {
        display: none;
    }

    .nav-cta {
        display: none;
    }

    .nav-hamburger {
        display: flex;
    }
}

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }

    .footer-brand {
        grid-column: 1 / -1;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }

    .footer-legal {
        margin-left: 0;
    }

    .footer-legal a {
        margin: 0 12px;
    }
}