/* ============================================
   ATCHISON AREA CHAMBER OF COMMERCE
   Header Component Styles
   ============================================ */

/* ==========================================
   PROMO STRIP (slim, dismissible)
   Replaces the heavy "flag banner" that used to
   shout above the header. Now whisper-quiet, single
   line, and the user can close it.
   ========================================== */
.promo-strip {
    position: relative;
    background: linear-gradient(90deg,
        rgba(51, 79, 93, 0.97) 0%,
        rgba(39, 175, 165, 0.94) 100%);
    color: #fff;
    font-size: 12.5px;
    line-height: 1;
    overflow: hidden;
}

.promo-strip[hidden] { display: none !important; }

.promo-strip::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg,
        rgba(255, 255, 255, 0.18) 0%,
        rgba(255, 255, 255, 0) 60%);
    pointer-events: none;
}

.promo-strip__inner {
    position: relative;
    max-width: var(--container-xl);
    margin: 0 auto;
    padding: 8px var(--space-6);
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
    justify-content: center;
}

.promo-strip__icon {
    display: inline-flex;
    width: 18px;
    height: 18px;
    color: rgba(255, 255, 255, 0.85);
    flex-shrink: 0;
}

.promo-strip__icon svg { width: 100%; height: 100%; }

.promo-strip__text {
    font-weight: 500;
    letter-spacing: 0.01em;
}

.promo-strip__link {
    color: #fff;
    background: rgba(255, 255, 255, 0.16);
    padding: 5px 12px;
    border-radius: 999px;
    font-size: 11.5px;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    text-decoration: none;
    transition: background 200ms ease, transform 200ms ease;
    white-space: nowrap;
}

.promo-strip__link:hover {
    background: rgba(255, 255, 255, 0.28);
    color: #fff;
    transform: translateY(-1px);
}

.promo-strip__link--alt {
    background: rgba(209, 170, 102, 0.85);
    color: #1f2a31;
}

.promo-strip__link--alt:hover {
    background: rgba(209, 170, 102, 1);
    color: #1f2a31;
}

.promo-strip__close {
    background: transparent;
    border: none;
    color: rgba(255, 255, 255, 0.75);
    padding: 4px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    transition: color 200ms ease, background 200ms ease;
    margin-left: 4px;
}

.promo-strip__close:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.15);
}

@media (max-width: 600px) {
    .promo-strip__text {
        flex-basis: 100%;
        text-align: center;
        font-size: 12px;
    }
    .promo-strip__inner {
        padding: 8px 12px;
        gap: 8px;
    }
}

/* ==========================================
   HEADER / NAVIGATION
   ========================================== */
.site-header {
    position: sticky;
    top: 0;
    z-index: calc(var(--z-sticky) + 1);
    background: rgba(255, 255, 255, 0.78);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    box-shadow: 0 1px 0 rgba(51, 79, 93, 0.06), 0 6px 16px rgba(51, 79, 93, 0.04);
    border-bottom: 1px solid rgba(255, 255, 255, 0.6);
    transition:
        background var(--transition-base),
        box-shadow var(--transition-base),
        border-color var(--transition-base);
}

.site-header::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg,
        rgba(255, 255, 255, 0.4) 0%,
        rgba(255, 255, 255, 0) 60%);
    pointer-events: none;
    opacity: 0.9;
}

.site-header--scrolled {
    background: rgba(255, 255, 255, 0.92);
    box-shadow: 0 6px 24px rgba(51, 79, 93, 0.1), 0 1px 0 rgba(51, 79, 93, 0.06);
}

.header-inner {
    position: relative;
    max-width: var(--container-xl);
    margin: 0 auto;
    padding: 0 var(--space-6);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--nav-height);
    transition: height var(--transition-base);
}

.header-inner--scrolled {
    height: var(--nav-height-scrolled);
}

/* Logo */
.site-logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    text-decoration: none;
}

.site-logo__image {
    height: 50px;
    width: auto;
    transition: height var(--transition-base);
}

.site-header--scrolled .site-logo__image {
    height: 40px;
}

.site-logo__text {
    font-family: var(--font-display);
    font-weight: var(--font-bold);
    font-size: var(--text-lg);
    color: var(--chamber-slate);
    line-height: 1.2;
}

.site-logo__text span {
    display: block;
    font-size: var(--text-xs);
    font-weight: var(--font-normal);
    color: var(--medium-gray);
}

/* Main Navigation */
.main-nav {
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.nav-link {
    padding: var(--space-2) var(--space-4);
    color: var(--dark-gray);
    font-weight: var(--font-medium);
    font-size: var(--text-sm);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    position: relative;
}

.nav-link:hover {
    color: var(--chamber-teal);
    background: rgba(39, 175, 165, 0.06);
}

.nav-link--active {
    color: var(--chamber-teal);
}

/* Underline indicator only for plain links, not dropdown triggers
   (their ::after is reserved for the chevron arrow). */
a.nav-link--active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: var(--space-4);
    right: var(--space-4);
    height: 2px;
    background: var(--chamber-teal);
    border-radius: var(--radius-full);
}

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

.nav-dropdown__trigger {
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.nav-dropdown__trigger::after {
    content: '';
    width: 0;
    height: 0;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 4px solid currentColor;
    transition: transform var(--transition-base);
}

.nav-dropdown:hover .nav-dropdown__trigger::after {
    transform: rotate(180deg);
}

.nav-dropdown__menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 240px;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.7);
    border-radius: var(--radius-lg);
    box-shadow: 0 14px 40px rgba(51, 79, 93, 0.18), 0 2px 8px rgba(51, 79, 93, 0.06);
    padding: var(--space-2);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition-base);
    margin-top: 6px;
}

.nav-dropdown__menu::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: linear-gradient(180deg,
        rgba(255, 255, 255, 0.4) 0%,
        rgba(255, 255, 255, 0) 50%);
    pointer-events: none;
}

.nav-dropdown:hover .nav-dropdown__menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.nav-dropdown__item {
    display: block;
    padding: var(--space-3) var(--space-4);
    color: var(--dark-gray);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    font-size: var(--text-sm);
}

.nav-dropdown__item:hover {
    background: var(--off-white);
    color: var(--chamber-teal);
}

.nav-dropdown__item.nav-link--active,
.nav-dropdown__trigger.nav-link--active {
    color: var(--chamber-teal);
    background: rgba(39, 175, 165, 0.07);
}

.nav-dropdown__trigger.nav-link--active::after {
    /* Arrow inherits color via currentColor */
    border-top-color: var(--chamber-teal);
}

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.header-search-btn,
.header-cart-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    color: var(--dark-gray);
}

.header-search-btn:hover,
.header-cart-btn:hover {
    background: rgba(39, 175, 165, 0.08);
    color: var(--chamber-teal);
    transform: translateY(-1px);
}

/* Portal Button - Gateway to Admin Command Center */
.header-portal-btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px 8px 10px;
    background: linear-gradient(135deg,
        rgba(39, 175, 165, 0.95) 0%,
        rgba(51, 79, 93, 0.95) 100%);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.35);
    border-radius: 999px;
    cursor: pointer;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 12px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    overflow: hidden;
    isolation: isolate;
    box-shadow:
        0 4px 12px rgba(39, 175, 165, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
    transition: transform 260ms cubic-bezier(0.22, 1, 0.36, 1),
                box-shadow 260ms cubic-bezier(0.22, 1, 0.36, 1);
}

.header-portal-btn::before {
    content: '';
    position: absolute;
    inset: 1px;
    border-radius: inherit;
    background: linear-gradient(180deg,
        rgba(255, 255, 255, 0.25) 0%,
        rgba(255, 255, 255, 0) 50%);
    pointer-events: none;
    z-index: 1;
}

.header-portal-btn__glow {
    position: absolute;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(209, 170, 102, 0.6), transparent 70%);
    top: -40px;
    right: -20px;
    filter: blur(14px);
    opacity: 0.7;
    transition: transform 400ms cubic-bezier(0.22, 1, 0.36, 1);
    z-index: 0;
}

.header-portal-btn svg,
.header-portal-btn__label { position: relative; z-index: 2; }

.header-portal-btn:hover {
    transform: translateY(-1px);
    box-shadow:
        0 8px 20px rgba(39, 175, 165, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.35);
    color: #fff;
}

.header-portal-btn:hover .header-portal-btn__glow {
    transform: translate(-10px, 10px) scale(1.3);
}

.header-portal-btn:active { transform: translateY(0); }

@media (max-width: 640px) {
    .header-portal-btn__label { display: none; }
    .header-portal-btn { padding: 8px; }
}

.header-cta {
    display: none;
}

@media (min-width: 1024px) {
    .header-cta {
        display: inline-flex;
    }
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: var(--space-2);
}

.mobile-menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--dark-gray);
    transition: all var(--transition-base);
}

.mobile-menu-toggle[aria-expanded="true"] span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle[aria-expanded="true"] span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

@media (min-width: 1024px) {
    .mobile-menu-toggle {
        display: none;
    }
}

/* Mobile Navigation */
.mobile-nav {
    display: none;
    position: fixed;
    top: var(--sticky-header-offset);
    transition: top var(--transition-base);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--white);
    padding: var(--space-6);
    overflow-y: auto;
    z-index: var(--z-fixed);
}

.mobile-nav--open {
    display: block;
    animation: slideDown var(--transition-base);
}

.mobile-nav__link {
    display: block;
    padding: var(--space-4) 0;
    color: var(--dark-gray);
    font-size: var(--text-lg);
    font-weight: var(--font-medium);
    text-decoration: none;
    border-bottom: 1px solid var(--light-gray);
}

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

.mobile-nav__link--active {
    color: var(--chamber-teal);
    font-weight: var(--font-semibold);
}

/* Section heading for grouped mobile nav (About, Resources) */
.mobile-nav__group {
    margin: var(--space-3) 0 var(--space-2);
    padding: var(--space-2) 0 0;
    border-top: 1px solid var(--light-gray);
}

.mobile-nav__group:first-of-type {
    border-top: none;
    margin-top: 0;
}

.mobile-nav__group-title {
    display: block;
    font-family: var(--font-display);
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--medium-gray);
    padding: var(--space-2) 0;
}

.mobile-nav__link--sub {
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-base);
    font-weight: var(--font-medium);
    border-bottom: 1px solid rgba(0, 0, 0, 0.04);
}

.mobile-nav__cta {
    margin-top: var(--space-6);
    width: 100%;
}

@media (max-width: 1023px) {
    .main-nav {
        display: none;
    }
}

/* ==========================================
   SEARCH OVERLAY
   ========================================== */
.search-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: var(--z-modal-backdrop);
    display: none;
    align-items: flex-start;
    justify-content: center;
    padding-top: 100px;
}

.search-overlay--open {
    display: flex;
    animation: fadeIn var(--transition-base);
}

.search-container {
    width: 100%;
    max-width: 600px;
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    box-shadow: var(--shadow-2xl);
    animation: slideDown var(--transition-base);
}

.search-input-wrapper {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    background: var(--off-white);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
}

.search-input {
    flex: 1;
    background: transparent;
    border: none;
    font-size: var(--text-lg);
    outline: none;
    color: var(--dark-gray);
}

.search-close {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--medium-gray);
    padding: var(--space-2);
}

.search-results {
    margin-top: var(--space-4);
    max-height: 400px;
    overflow-y: auto;
}

.search-result-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: background var(--transition-base);
    text-decoration: none;
    color: inherit;
}

.search-result-item:hover {
    background: var(--off-white);
}

.search-result-item__kind {
    flex-shrink: 0;
    font-family: var(--font-display);
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    background: rgba(39, 175, 165, 0.12);
    color: var(--chamber-teal, #27afa5);
    padding: 4px 8px;
    border-radius: 999px;
    font-weight: 700;
}

.search-result-item__body {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
}

.search-result-item__title {
    font-weight: var(--font-semibold);
    color: var(--dark-gray);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.search-result-item__desc {
    font-size: var(--text-sm);
    color: var(--medium-gray);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.search-result-item__chev {
    color: var(--medium-gray);
    font-size: 18px;
    opacity: 0.6;
}

.search-result-item mark {
    background: rgba(209, 170, 102, 0.35);
    color: inherit;
    border-radius: 3px;
    padding: 0 2px;
}

.search-results__status {
    text-align: center;
    color: var(--medium-gray);
    padding: var(--space-6) var(--space-4);
    font-size: var(--text-sm);
}

@media (prefers-reduced-motion: reduce) {
    .site-header,
    .header-inner,
    .site-logo__image,
    .directory-filters {
        transition-duration: 0.01ms !important;
    }
}