/* Header — fixed, dark, matching source exactly */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(10,10,10,0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--white-10);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 80px;
    padding: 0;
    gap: 2rem;
}

/* Logo */
.header-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--white);
    flex-shrink: 0;
}
.header-logo:hover { color: var(--white); }

.logo-box {
    border: 2px solid rgba(255,255,255,0.5);
    padding: 0.5rem 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-initials {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    line-height: 1;
}

.logo-name {
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    line-height: 1.3;
}

/* Nav */
.header-nav { flex: 1; display: flex; justify-content: center; }

.nav-menu {
    display: flex;
    align-items: center;
    gap: 0;
    list-style: none;
}

.nav-menu > li > a {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 0.5rem 1rem;
    color: rgba(255,255,255,0.8);
    font-size: 0.875rem;
    font-weight: 500;
    text-decoration: none;
    transition: color 0.15s;
}
.nav-menu > li > a:hover { color: var(--accent); }

.dropdown-arrow { transition: transform 0.2s; }
.nav-has-dropdown:hover .dropdown-arrow { transform: rotate(180deg); }

/* Dropdown */
.nav-has-dropdown { position: relative; }

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    min-width: 700px;
    background: var(--bg);
    border: 1px solid var(--white-10);
    padding: 1.5rem;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s, visibility 0.2s;
}
.nav-has-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
}

.dropdown-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.25rem;
}

.dropdown-link {
    display: block;
    padding: 0.5rem 0.75rem;
    color: var(--white-70);
    font-size: 0.8125rem;
    text-decoration: none;
    transition: color 0.15s;
}
.dropdown-link:hover { color: var(--accent); }

/* Phone CTA */
.header-phone {
    display: flex;
    align-items: center;
    color: var(--white);
    font-size: 1.125rem;
    font-weight: 700;
    letter-spacing: 0.025em;
    text-decoration: none;
    white-space: nowrap;
    flex-shrink: 0;
    transition: color 0.15s;
}
.header-phone:hover { color: var(--accent); }

/* Mobile toggle — hidden on desktop */
.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}
.mobile-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--white);
    transition: transform 0.3s, opacity 0.3s;
}
.mobile-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.mobile-toggle.active span:nth-child(2) { opacity: 0; }
.mobile-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Mobile menu */
.mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg);
    z-index: 999;
    padding-top: 80px;
}
.mobile-menu.active { display: block; }

.mobile-menu-nav {
    display: flex;
    flex-direction: column;
    padding: 2rem;
}
.mobile-menu-nav a {
    display: block;
    padding: 1rem 0;
    color: var(--white);
    font-size: 1.125rem;
    font-weight: 500;
    border-bottom: 1px solid var(--white-10);
    text-decoration: none;
}
.mobile-menu-nav a:hover { color: var(--accent); }
.mobile-menu-nav .mobile-phone {
    color: var(--accent);
    border-bottom: none;
    margin-top: 1rem;
}

/* Spacer for fixed header */
body { padding-top: 80px; }