/* MNZCC - Header & Navigation */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--space-sm) 0;
    transition: var(--transition-medium);
}

.header.scrolled {
    background: rgba(248, 246, 242, 0.85);
    backdrop-filter: blur(var(--glass-blur)) saturate(1.2);
    -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(1.2);
    box-shadow: var(--shadow-sm);
    border-bottom: 1px solid rgba(26, 26, 26, 0.05);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.logo-mark {
    width: 48px;
    height: 48px;
    background: var(--color-teal);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.logo-mark::before {
    content: '';
    position: absolute;
    width: 60%;
    height: 2px;
    background: var(--color-gold);
    transform: rotate(-45deg);
}

.logo-mark::after {
    content: '';
    position: absolute;
    width: 30%;
    height: 30%;
    border: 2px solid var(--color-white);
    border-radius: 50%;
}

.logo-text {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1.25rem;
    color: var(--color-charcoal);
    letter-spacing: -0.01em;
}

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

.nav {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.nav-links {
    display: flex;
    gap: var(--space-md);
    list-style: none;
}

.nav-link {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-charcoal);
    position: relative;
    padding: 0.75rem 1rem;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 0;
    height: 2px;
    background: var(--color-gold);
    transition: var(--transition-fast);
    transform-origin: right;
}

.nav-link:hover::after {
    width: 100%;
    left: 0;
    right: auto;
    transform-origin: left;
}

.nav-link:hover {
    background: rgba(26, 26, 26, 0.03);
    border-radius: 4px;
}

.nav-cta {
    padding: 0.875rem 1.75rem;
    background: var(--color-teal);
    color: var(--color-white);
    font-size: 0.9375rem;
    font-weight: 600;
    transition: var(--transition-fast);
    min-height: 44px;
}

.nav-cta:hover {
    background: var(--color-teal-dark);
    transform: scale(1.02);
    box-shadow: var(--shadow-sm);
}

/* ============================================
   MOBILE TOGGLE
   ============================================ */
.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    padding: 10px;
    cursor: pointer;
    z-index: 1001;
}

.mobile-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-charcoal);
    transition: var(--transition-fast);
    transform-origin: center;
}

/* Mobile menu toggle animation */
.mobile-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.mobile-toggle.active span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.mobile-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* ============================================
   MOBILE MENU OVERLAY
   ============================================ */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-cream);
    z-index: 999;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-medium);
}

.mobile-menu.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu-nav {
    list-style: none;
    text-align: center;
    padding: 0;
    margin: 0;
}

.mobile-menu-nav li {
    margin: var(--space-md) 0;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition-medium);
}

.mobile-menu.active .mobile-menu-nav li {
    opacity: 1;
    transform: translateY(0);
}

.mobile-menu.active .mobile-menu-nav li:nth-child(1) { transition-delay: 0.1s; }
.mobile-menu.active .mobile-menu-nav li:nth-child(2) { transition-delay: 0.15s; }
.mobile-menu.active .mobile-menu-nav li:nth-child(3) { transition-delay: 0.2s; }
.mobile-menu.active .mobile-menu-nav li:nth-child(4) { transition-delay: 0.25s; }
.mobile-menu.active .mobile-menu-nav li:nth-child(5) { transition-delay: 0.3s; }
.mobile-menu.active .mobile-menu-nav li:nth-child(6) { transition-delay: 0.35s; }
.mobile-menu.active .mobile-menu-nav li:nth-child(7) { transition-delay: 0.4s; }

.mobile-menu-nav a {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 5vw, 2.5rem);
    font-weight: 600;
    color: var(--color-charcoal);
    transition: var(--transition-fast);
}

.mobile-menu-nav a:hover {
    color: var(--color-gold);
}

.mobile-menu-cta {
    margin-top: var(--space-lg);
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition-medium);
    transition-delay: 0.45s;
}

.mobile-menu.active .mobile-menu-cta {
    opacity: 1;
    transform: translateY(0);
}

/* Body scroll lock when menu is open */
body.menu-open {
    overflow: hidden;
}