/* ==========================================================================
   Header
   ========================================================================== */

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--color-dark);
    height: var(--header-height);
    transition: box-shadow var(--transition);
}

.site-header--scrolled {
    box-shadow: 0 2px 12px rgba(0,0,0,0.3);
}

.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* Logo */
.site-header__logo {
    flex-shrink: 0;
}

.site-header__logo img {
    height: 40px;
    width: auto;
}

.site-header__logo-text {
    font-family: 'Manrope', var(--font-heading), sans-serif;
    font-weight: 700;
    color: var(--color-white);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
    letter-spacing: -0.02em;
    line-height: 1;
}

.site-header__logo-wordmark {
    display: flex;
    flex-direction: column;
    gap: 1px;
}

.site-header__logo-line {
    font-size: 0.95rem;
    display: block;
}

/* Nav */
.site-nav {
    display: flex;
    align-items: center;
    gap: 4px;
}

.site-nav__item {
    position: relative;
}

.site-nav__link {
    display: block;
    padding: 8px 14px;
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 600;
    color: var(--color-white);
    text-decoration: none;
    transition: color var(--transition);
    white-space: nowrap;
}

.site-nav__link:hover,
.site-nav__link--active {
    color: var(--color-gold);
}

/* Dropdown */
.site-nav__dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 220px;
    background: var(--color-dark);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-sm);
    padding: 8px 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: all var(--transition);
    box-shadow: var(--shadow-lg);
}

.site-nav__item:hover .site-nav__dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.site-nav__dropdown a {
    display: block;
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 500;
    color: rgba(255,255,255,0.8);
    transition: all var(--transition);
}

.site-nav__dropdown a:hover {
    color: var(--color-gold);
    background: rgba(255,255,255,0.05);
}

/* Dropdown arrow */
.site-nav__link--has-dropdown::after {
    content: '';
    display: inline-block;
    width: 0;
    height: 0;
    margin-left: 4px;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 4px solid currentColor;
    vertical-align: middle;
    transition: transform var(--transition);
}

.site-nav__item:hover .site-nav__link--has-dropdown::after {
    transform: rotate(180deg);
}

/* Header right */
.site-header__right {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-shrink: 0;
}

.site-header__phone {
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 600;
    color: var(--color-white);
    text-decoration: none;
    transition: color var(--transition);
}

.site-header__phone:hover {
    color: var(--color-gold);
}

/* Burger */
.burger {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 44px;
    height: 44px;
    cursor: pointer;
    z-index: 1001;
}

.burger__line {
    width: 24px;
    height: 2px;
    background: var(--color-white);
    transition: all 0.3s ease;
}

.burger__line + .burger__line {
    margin-top: 6px;
}

.burger--active .burger__line:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.burger--active .burger__line:nth-child(2) {
    opacity: 0;
}

.burger--active .burger__line:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* Mobile overlay */
.mobile-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 999;
    background: var(--color-dark);
    padding: calc(var(--header-height) + 20px) 20px 20px;
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform 0.3s ease;
}

.mobile-nav--open {
    transform: translateX(0);
}

.mobile-nav__item {
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.mobile-nav__link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 0;
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 600;
    color: var(--color-white);
    text-decoration: none;
    min-height: 44px;
}

.mobile-nav__link:hover {
    color: var(--color-gold);
}

.mobile-nav__toggle {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gold);
    font-size: 24px;
    transition: transform 0.3s ease;
}

.mobile-nav__toggle--open {
    transform: rotate(180deg);
}

.mobile-nav__sub {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.mobile-nav__sub--open {
    max-height: 500px;
}

.mobile-nav__sub a {
    display: block;
    padding: 12px 0 12px 20px;
    font-size: 16px;
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    min-height: 44px;
    display: flex;
    align-items: center;
}

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

.mobile-nav__phone {
    display: block;
    margin-top: 24px;
    padding: 16px 0;
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 700;
    color: var(--color-gold);
    text-decoration: none;
    text-align: center;
}

.mobile-nav__cta {
    display: block;
    margin-top: 16px;
    text-align: center;
}