/* ==========================================================================
   Header Styles — Best Plumber (Variation E: Industrial / Bold / Split-Screen)
   ==========================================================================
   Four-zone header: bold red accent bar across top, charcoal utility bar
   with gold "PROUDLY VETERAN-OWNED" text, dark charcoal main nav with
   centered links and square red CTA. Zero border-radius. Industrial
   architecture: strong lines, bold geometry, no curves.
   ========================================================================== */


/* --------------------------------------------------------------------------
   Red Accent Bar — Bold 4px stripe across very top
   -------------------------------------------------------------------------- */

.accent-bar {
    width: 100%;
    height: 4px;
    background-color: var(--color-primary);
    /* Subtle animated shimmer — like hot steel cooling */
    background-image: linear-gradient(
        90deg,
        var(--color-primary) 0%,
        var(--color-primary-light) 25%,
        var(--color-primary) 50%,
        var(--color-primary-light) 75%,
        var(--color-primary) 100%
    );
    background-size: 200% 100%;
    flex-shrink: 0;
}


/* --------------------------------------------------------------------------
   Utility Bar — Charcoal strip with gold veteran text
   -------------------------------------------------------------------------- */

.utility-bar {
    background-color: var(--color-secondary);
    color: var(--text-inverse);
    font-family: var(--font-body);
    font-size: var(--text-sm);
    line-height: 1;
    letter-spacing: var(--tracking-wide);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.utility-bar__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.625rem 0;
    gap: var(--space-md);
}

.utility-bar__item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    position: relative;
}

/* Vertical separator pipe between items */
.utility-bar__item--left::after,
.utility-bar__item--center::after {
    content: '';
    position: absolute;
    right: calc(var(--space-md) * -0.5);
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 1rem;
    background-color: rgba(255, 255, 255, 0.15);
}

.utility-bar__icon {
    flex-shrink: 0;
    opacity: 0.7;
}

/* Gold icon for veteran badge */
.utility-bar__item--left .utility-bar__icon {
    color: var(--color-accent);
    opacity: 1;
}

/* Gold text for veteran-owned callout */
.utility-bar__veteran-text {
    color: var(--color-accent);
    font-family: var(--font-accent);
    font-weight: var(--font-bold);
    letter-spacing: var(--tracking-super);
    text-transform: uppercase;
    font-size: var(--text-xs);
}

.utility-bar__item--right .utility-bar__icon {
    color: var(--color-primary);
    opacity: 1;
}

.utility-bar__link {
    color: var(--text-inverse);
    text-decoration: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.25);
    transition: border-color var(--transition-fast);
}

.utility-bar__link:hover {
    border-color: var(--color-accent);
}

.utility-bar__phone {
    color: var(--text-inverse);
    text-decoration: none;
    font-weight: var(--font-bold);
    font-size: 0.9375rem;
    transition: color var(--transition-fast);
}

.utility-bar__phone:hover {
    color: var(--color-accent);
}


/* --------------------------------------------------------------------------
   Site Header — Dark charcoal main navigation bar
   --------------------------------------------------------------------------
   Dark bg, logo left, nav centered, square red CTA right.
   Industrial weight: thick, no border-radius anywhere.
   -------------------------------------------------------------------------- */

.site-header {
    position: relative;
    width: 100%;
    background-color: var(--color-secondary-dark);
    z-index: var(--z-sticky);
    /* Thick bottom border — structural line */
    border-bottom: 3px solid rgba(255, 255, 255, 0.06);
    transition: background-color var(--transition-base),
                box-shadow var(--transition-base),
                border-color var(--transition-base);
}

/* JS adds --pinned when user scrolls past utility bar */
.site-header--pinned {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    border-bottom: 3px solid var(--color-primary);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.25), 0 1px 4px rgba(0, 0, 0, 0.15);
    background-color: var(--gray-900);
    animation: headerSlideDown 300ms var(--ease-out) both;
}

@keyframes headerSlideDown {
    from { transform: translateY(-100%); }
    to   { transform: translateY(0); }
}

/* Spacer injected by JS to prevent layout jump when header goes fixed */
.site-header-spacer {
    display: none;
}

.site-header-spacer--active {
    display: block;
}

.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 88px;
    gap: var(--space-xl);
}


/* --------------------------------------------------------------------------
   Logo / Brand
   -------------------------------------------------------------------------- */

.site-header__brand {
    flex-shrink: 0;
}

.site-header__logo-link {
    display: flex;
    align-items: center;
}

.site-header__logo {
    max-height: 52px;
    width: auto;
    transition: max-height var(--transition-base);
    /* Slight brightness boost so logo pops on dark bg */
    filter: brightness(1.05);
}

.site-header--pinned .site-header__logo {
    max-height: 40px;
}

.site-header__site-name {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: var(--font-bold);
    color: var(--text-inverse);
    letter-spacing: var(--tracking-tight);
    text-transform: uppercase;
}


/* --------------------------------------------------------------------------
   Desktop Navigation — Light text on dark bg, red underline hover
   -------------------------------------------------------------------------- */

.site-header__nav {
    display: flex;
    align-items: center;
    /* Center the nav in the available space */
    flex-grow: 1;
    justify-content: center;
}

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

.site-header__menu li {
    position: relative;
}

.site-header__menu > li > a {
    display: inline-flex;
    align-items: center;
    padding: 0.5rem 1.125rem;
    font-family: var(--font-body);
    font-size: 0.8125rem;
    font-weight: var(--font-bold);
    color: rgba(255, 255, 255, 0.8);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    text-decoration: none;
    position: relative;
    transition: color var(--transition-fast);
}

/* Bold 3px red bottom-border hover — hard line, no curve */
.site-header__menu > li > a::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 1.125rem;
    right: 1.125rem;
    height: 3px;
    background-color: var(--color-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.site-header__menu > li > a:hover,
.site-header__menu > li.current-menu-item > a,
.site-header__menu > li.current-menu-ancestor > a {
    color: var(--text-inverse);
}

.site-header__menu > li > a:hover::after,
.site-header__menu > li.current-menu-item > a::after,
.site-header__menu > li.current-menu-ancestor > a::after {
    transform: scaleX(1);
}


/* --------------------------------------------------------------------------
   Dropdown Menu — Square corners, red left-border accent, dark bg
   -------------------------------------------------------------------------- */

.site-header__menu .sub-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 240px;
    padding: var(--space-sm) 0;
    background-color: var(--gray-900);
    border-radius: 0;
    border-top: none;
    border-left: 3px solid var(--color-primary);
    box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.15),
                0 8px 24px rgba(0, 0, 0, 0.3);
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: opacity var(--transition-fast),
                transform var(--transition-fast),
                visibility var(--transition-fast);
    z-index: var(--z-dropdown);
    list-style: none;
}

.site-header__menu li:hover > .sub-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.site-header__menu .sub-menu li a {
    display: block;
    padding: 0.5rem 1.25rem;
    font-family: var(--font-body);
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    letter-spacing: 0.02em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    transition: color var(--transition-fast),
                background-color var(--transition-fast),
                padding-left var(--transition-fast);
}

.site-header__menu .sub-menu li a:hover {
    color: var(--text-inverse);
    background-color: rgba(255, 255, 255, 0.05);
    padding-left: 1.625rem;
}


/* --------------------------------------------------------------------------
   Header Actions — Phone + Square Red CTA (zero radius)
   -------------------------------------------------------------------------- */

.site-header__actions {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    flex-shrink: 0;
}

.site-header__phone-link {
    display: none;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-family: var(--font-body);
    font-weight: var(--font-bold);
    font-size: 0.9375rem;
    transition: color var(--transition-fast);
}

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

.site-header__phone-icon {
    color: var(--color-primary);
}

/* Square CTA — zero radius, bold red, industrial block */
.site-header__cta {
    display: none;
    font-family: var(--font-body);
    font-size: var(--text-sm);
    font-weight: var(--font-bold);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    padding: 0.875rem 2rem;
    border-radius: 0;
    background-color: var(--color-primary);
    color: var(--text-inverse);
    border: none;
    box-shadow: var(--shadow-button);
    transition: background-color var(--transition-button),
                box-shadow var(--transition-button),
                transform var(--transition-button);
}

.site-header__cta:hover {
    background-color: var(--color-primary-dark);
    box-shadow: var(--shadow-button-hover);
    transform: translateY(-1px);
}

.site-header__cta:active {
    transform: translateY(0);
}

@media (min-width: 1025px) {
    .site-header__cta {
        display: inline-flex;
    }

    .site-header__phone-link {
        display: flex;
    }
}

@media (min-width: 1280px) {
    .site-header__phone-link {
        display: flex;
    }
}


/* --------------------------------------------------------------------------
   Mobile Menu Toggle (Hamburger) — White lines on dark
   -------------------------------------------------------------------------- */

.site-header__menu-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    padding: 0;
    background: none;
    border: none;
    cursor: pointer;
    z-index: calc(var(--z-overlay) + 1);
}

.site-header__hamburger {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 6px;
    width: 26px;
    height: 24px;
}

.site-header__hamburger-line {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--text-inverse);
    border-radius: 0;
    transition: transform var(--transition-base), opacity var(--transition-base);
    transform-origin: center;
}

/* Hamburger to X animation */
.site-header__menu-toggle[aria-expanded="true"] .site-header__hamburger-line:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.site-header__menu-toggle[aria-expanded="true"] .site-header__hamburger-line:nth-child(2) {
    opacity: 0;
}

.site-header__menu-toggle[aria-expanded="true"] .site-header__hamburger-line:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

@media (max-width: 1024px) {
    .site-header__menu-toggle {
        display: flex;
    }

    .site-header__nav {
        display: none;
    }

    .site-header__cta {
        display: none;
    }
}


/* --------------------------------------------------------------------------
   Mobile Menu Panel — Dark panel, red accents, industrial square edges
   -------------------------------------------------------------------------- */

.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: var(--z-overlay);
    pointer-events: none;
}

.mobile-menu[aria-hidden="false"] {
    pointer-events: auto;
}

/* Overlay */
.mobile-menu__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.75);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.mobile-menu[aria-hidden="false"] .mobile-menu__overlay {
    opacity: 1;
}

/* Panel — dark bg, red left-border accent, square corners */
.mobile-menu__panel {
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    max-width: 400px;
    height: 100%;
    background-color: var(--color-secondary-dark);
    border-left: 4px solid var(--color-primary);
    padding: var(--space-xl) var(--space-lg);
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform var(--transition-slow);
    box-shadow: -6px 0 32px rgba(0, 0, 0, 0.35);
}

.mobile-menu[aria-hidden="false"] .mobile-menu__panel {
    transform: translateX(0);
}

/* Close button */
.mobile-menu__close {
    position: absolute;
    top: var(--space-lg);
    right: var(--space-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 0;
    color: rgba(255, 255, 255, 0.6);
    background: none;
    border: none;
    cursor: pointer;
    transition: color var(--transition-fast), background-color var(--transition-fast);
}

.mobile-menu__close:hover {
    color: var(--color-primary);
    background-color: rgba(255, 255, 255, 0.05);
}

/* Phone in mobile menu */
.mobile-menu__phone {
    margin-top: var(--space-xl);
    padding-bottom: var(--space-lg);
    border-bottom: 2px solid var(--color-primary);
}

.mobile-menu__phone-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--color-accent);
    text-decoration: none;
    font-family: var(--font-body);
    font-size: 1.125rem;
    font-weight: var(--font-bold);
}

.mobile-menu__phone-link svg {
    flex-shrink: 0;
    color: var(--color-primary);
}

/* Mobile navigation list — light text on dark */
.mobile-menu__nav {
    margin-top: var(--space-lg);
}

.mobile-menu__list {
    list-style: none;
}

.mobile-menu__list > li {
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.mobile-menu__list > li > a {
    display: block;
    padding: 0.875rem 0;
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: var(--font-bold);
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color var(--transition-fast), padding-left var(--transition-fast);
}

.mobile-menu__list > li > a:hover,
.mobile-menu__list > li.current-menu-item > a {
    color: var(--text-inverse);
    padding-left: var(--space-sm);
}

/* Mobile sub-menu — red left-border */
.mobile-menu__list .sub-menu {
    list-style: none;
    padding-bottom: var(--space-sm);
    border-left: 3px solid var(--color-primary);
    margin-left: var(--space-xs);
}

.mobile-menu__list .sub-menu li a {
    display: block;
    padding: 0.5rem 0 0.5rem var(--space-md);
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    letter-spacing: 0.02em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.5);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.mobile-menu__list .sub-menu li a:hover {
    color: var(--text-inverse);
}

/* Mobile CTA — square, full-width, red */
.mobile-menu__cta {
    margin-top: var(--space-xl);
}

.mobile-menu__cta .btn--full {
    display: block;
    width: 100%;
    text-align: center;
    border-radius: 0;
}


/* --------------------------------------------------------------------------
   Responsive Adjustments
   -------------------------------------------------------------------------- */

/* Hide utility bar items on small screens (phone only) */
@media (max-width: 767px) {
    .utility-bar__item--left,
    .utility-bar__item--center {
        display: none;
    }

    .utility-bar__item--left::after,
    .utility-bar__item--center::after {
        display: none;
    }

    .utility-bar__inner {
        justify-content: flex-start;
    }

    .utility-bar__phone {
        font-size: var(--text-sm);
    }
}

/* Tablet: show left + phone, hide center */
@media (min-width: 768px) and (max-width: 1024px) {
    .utility-bar__item--center {
        display: none;
    }

    .utility-bar__item--center::after {
        display: none;
    }
}

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