/**
 * Site Header Component
 * Modern, clean navigation with proper spacing
 */

/* ===================================
   SKIP LINK - Accessibility (WCAG 2.4.1)
   Hidden until focused via keyboard navigation
   =================================== */

.skip-link {
    position: absolute;
    top: -50px;
    left: 50%;
    transform: translateX(-50%);
    z-index: var(--z-skip-link);
    padding: 12px 24px;
    background-color: var(--color-white);
    color: var(--color-gray-900);
    text-decoration: none;
    font-weight: var(--font-bold);
    font-size: 0.875rem;
    border-radius: 0 0 8px 8px;
    transition: top var(--transition-base);
    box-shadow: 0 4px 12px rgb(0 0 0 / 30%);
}

.skip-link:focus {
    top: 0;
    outline: 3px solid var(--color-burgundy);
    outline-offset: 2px;
}

/* ===================================
   BASE HEADER STYLES
   =================================== */

.site-header {
    background: linear-gradient(to bottom, var(--color-navy) 0%, var(--color-navy-800) 100%);
    color: var(--color-cream);
    padding: 0.875rem 2rem;
    border-bottom: none;
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    box-shadow: 0 4px 12px rgb(0 0 0 / 25%);
}

.site-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background-image: var(--texture-gold-brushed);
    background-size: cover;
    background-position: center;
    pointer-events: none;
}

.site-header__container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 3rem;
}

/* ===================================
   LOGO
   =================================== */

.site-header__logo-link {
    display: flex;
    align-items: center;
    gap: 1rem;
    text-decoration: none;
    transition: transform var(--transition-base), filter var(--transition-base);
    padding: 0.5rem 0;
    position: relative;
}

.site-header__logo-link:hover {
    transform: translateY(-1px);
    filter: brightness(1.1);
}

.site-header__logo-img {
    width: 56px;
    height: 56px;
    object-fit: contain;
    display: block;
    filter: drop-shadow(0 2px 4px rgb(0 0 0 / 20%));
    flex-shrink: 0;
}

.site-header__logo-content {
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
    line-height: 1;
}

.site-header__logo-text {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: var(--font-bold);
    color: var(--color-white);
    letter-spacing: 1px;
    text-shadow: 0 2px 4px rgb(0 0 0 / 30%);
}

.site-header__logo-tagline {
    font-family: var(--font-sans);
    font-size: 0.6875rem;
    font-weight: var(--font-normal);
    color: var(--color-cream);
    letter-spacing: 0.5px;
    opacity: 0.75;
    text-transform: lowercase;
}

.site-header__logo-group {
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
}

.site-header__logo-countdown {
    font-family: var(--font-sans);
    font-size: 0.6875rem;
    font-weight: var(--font-medium);
    color: var(--color-gold);
    letter-spacing: 0.25px;
    white-space: nowrap;
    margin-left: calc(56px + 1rem);
    margin-top: -0.25rem;
}

/* Legacy text-only logo support */
.site-header__logo {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: var(--font-bold);
    color: var(--color-white);
    text-decoration: none;
    letter-spacing: 1px;
    transition: all var(--transition-base);
    text-shadow: 0 2px 4px rgb(0 0 0 / 30%);
}

.site-header__logo:hover {
    transform: translateY(-1px);
    filter: brightness(1.1);
}

/* ===================================
   LOGO SEPARATOR
   =================================== */

.site-header__logo-link::after {
    content: '';
    position: absolute;
    right: -1.5rem;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 40px;
    background: linear-gradient(
        to bottom,
        transparent 0%,
        rgb(245 241 232 / 20%) 20%,
        rgb(245 241 232 / 20%) 80%,
        transparent 100%
    );
}

/* ===================================
   NAVIGATION
   =================================== */

.site-header__nav {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex: 1;
    justify-content: center;
}

.site-header__nav-links {
    display: flex;
    gap: 0.5rem;
    list-style: none;
    margin: 0;
    padding: 0;
    align-items: center;
}

.site-header__nav-link {
    color: var(--color-cream);
    text-decoration: none;
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    font-weight: var(--font-medium);
    transition: all var(--transition-base);
    padding: 0.625rem 1.25rem;
    border-radius: 0.375rem;
    position: relative;
    letter-spacing: 0.25px;
}

.site-header__nav-link::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 1.25rem;
    right: 1.25rem;
    width: 0;
    height: 2px;
    background-color: var(--color-white);
    transition: width var(--transition-fast);
}

@media (hover: hover) {
    .site-header__nav-link:hover {
        color: white;
        background: rgb(255 255 255 / 8%);
    }

    .site-header__nav-link:hover::after {
        width: calc(100% - 2.5rem);
    }
}

.site-header__nav-link:focus::after {
    width: calc(100% - 2.5rem);
}

.site-header__nav-link--active {
    color: white;
    background: rgb(255 255 255 / 12%);
    box-shadow:
        inset 0 -2px 0 0 var(--color-burgundy),
        0 0 0 1px rgb(245 241 232 / 10%);
}

/* "Get Free Samples" CTA — outlined so it reads as an action without
   competing with the solid red Pricing button at the right edge. */
.site-header__nav-link--cta {
    color: white;
    border: 1px solid rgb(255 255 255 / 35%);
    border-radius: 999px;
    padding-inline: 0.85rem;
    font-weight: 600;
}

.site-header__nav-link--cta:hover {
    background: rgb(255 255 255 / 10%);
    border-color: rgb(255 255 255 / 65%);
}

/* ===================================
   DROPDOWN MENU (More)
   =================================== */

.site-header__nav-dropdown {
    position: relative;
}

.site-header__nav-dropdown-toggle {
    background: none;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.375rem;
}

.dropdown-arrow {
    transition: transform var(--transition-base);
    width: 14px;
    height: 14px;
}

.site-header__nav-dropdown-toggle[aria-expanded="true"] .dropdown-arrow {
    transform: rotate(180deg);
}

.site-header__dropdown-menu {
    position: absolute;
    top: calc(100% + 0.75rem);
    right: 0;
    background: linear-gradient(to bottom, var(--color-navy) 0%, var(--color-navy-800) 100%);
    border: 1px solid rgb(245 241 232 / 15%);
    border-radius: 0.5rem;
    box-shadow: 0 8px 24px rgb(0 0 0 / 35%), 0 2px 8px rgb(0 0 0 / 25%);
    min-width: 220px;
    list-style: none;
    margin: 0;
    padding: 0.5rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity var(--transition-base), transform var(--transition-base), visibility 0.2s;
    z-index: var(--z-sticky);
}

/* JavaScript-controlled toggle (works on all devices) */
.site-header__nav-dropdown-toggle[aria-expanded="true"] + .site-header__dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    display: block;
}

/* Hover behavior only on devices with true hover (not touch) */
@media (hover: hover) and (pointer: fine) {
    .site-header__dropdown-menu:hover,
    .site-header__nav-dropdown:hover .site-header__dropdown-menu {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
        display: block;
    }
}

.site-header__dropdown-link {
    /* WCAG 2.5.5: 44px minimum touch target */
    padding: 0.75rem 1rem;
    min-height: 44px;
    color: var(--color-cream);
    text-decoration: none;
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    transition: all var(--transition-fast);
    border-radius: 0.375rem;
    border-left: 2px solid transparent;
    display: flex;
    align-items: center;
}

.site-header__dropdown-link:hover {
    background: rgb(245 241 232 / 12%);
    color: white;
    border-left-color: var(--color-burgundy);
    transform: translateX(2px);
}

/* Visible focus indicator for keyboard navigation (WCAG 2.4.7) */
.site-header__dropdown-link:focus-visible {
    background: rgb(245 241 232 / 15%);
    color: white;
    border-left-color: var(--color-burgundy);
    outline: 3px solid var(--color-burgundy);
    outline-offset: 2px;
}

.site-header__dropdown-link--active {
    background: rgb(245 241 232 / 12%);
    color: white;
    font-weight: var(--font-semibold);
    border-left-color: var(--color-burgundy);
}

/* ===================================
   HOME ICON LINK
   =================================== */

.site-header__home-link {
    position: relative;
    display: flex;
    align-items: center;
}

.site-header__home-icon {
    transition: transform var(--transition-base);
}

.site-header__home-link:hover .site-header__home-icon {
    transform: scale(1.1);
}

/* ===================================
   LOGIN TEXT (hide on desktop, show on mobile)
   =================================== */

.site-header__login-text {
    display: none;
}

/* ===================================
   FAVORITES ICON LINK
   =================================== */

.site-header__favorites-link {
    position: relative;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.site-header__favorites-icon {
    transition: transform var(--transition-base), fill var(--transition-base);
}

.site-header__favorites-link:hover .site-header__favorites-icon {
    transform: scale(1.1);
    fill: var(--color-burgundy);
    stroke: var(--color-burgundy);
}

.site-header__favorites-link--active .site-header__favorites-icon,
.site-header__nav-link--active .site-header__favorites-icon {
    fill: var(--color-burgundy);
    stroke: var(--color-burgundy);
}

.site-header__favorites-count {
    position: absolute;
    top: -6px;
    right: -8px;
    background: var(--color-burgundy);
    color: white;
    font-size: 0.6875rem;
    font-weight: var(--font-bold);
    min-width: 18px;
    height: 18px;
    border-radius: 9px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 4px;
}

/* ===================================
   BUY NOW BUTTON
   =================================== */

.site-header__buy-now-btn {
    background: linear-gradient(135deg, var(--color-red-patriotic) 0%, var(--color-burgundy-700) 100%);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    font-weight: var(--font-semibold);
    border-radius: 0.5rem;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow:
        0 2px 8px rgb(178 34 52 / 30%),
        0 1px 3px rgb(0 0 0 / 20%),
        inset 0 1px 0 rgb(255 255 255 / 20%);
    letter-spacing: 0.25px;
    white-space: nowrap;
    margin-left: 1rem;
    position: relative;
    isolation: isolate;
    overflow: hidden;
}

.site-header__buy-now-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: -1;
    background-image: var(--texture-ruby-garnet);
    background-size: cover;
    background-position: center;
    mix-blend-mode: soft-light;
    opacity: 0.3;
    pointer-events: none;
    border-radius: inherit;
    transition: opacity var(--transition-base);
}

.site-header__buy-now-btn:hover::before {
    opacity: 0.45;
}

@media (hover: hover) {
    .site-header__buy-now-btn:hover {
        background: linear-gradient(135deg, var(--color-burgundy-400) 0%, var(--color-red-patriotic) 100%);
        transform: translateY(-2px);
        box-shadow:
            0 4px 12px rgb(178 34 52 / 40%),
            0 2px 4px rgb(0 0 0 / 25%),
            inset 0 1px 0 rgb(255 255 255 / 25%);
    }
}

.site-header__buy-now-btn:active {
    transform: translateY(1px);
    box-shadow:
        0 2px 6px rgb(178 34 52 / 35%),
        0 1px 2px rgb(0 0 0 / 20%),
        inset 0 1px 0 rgb(255 255 255 / 15%);
}

.site-header__buy-now-btn:focus {
    outline: 2px solid white;
    outline-offset: 2px;
}

/* ===================================
   USER SECTION
   =================================== */

.site-header__user {
    min-width: 120px;
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 1rem;
}

.welcome-message {
    color: var(--color-cream);
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    margin: 0;
}

.welcome-message #user-name {
    font-weight: var(--font-semibold);
    color: white;
}

/* ===================================
   CTA BUTTON
   =================================== */

.site-header__cta {
    background: var(--color-burgundy);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    text-decoration: none;
    font-family: var(--font-sans);
    font-weight: var(--font-semibold);
    font-size: 1rem;
    transition: all var(--transition-base);
    white-space: nowrap;
    box-shadow: 0 2px 4px rgb(0 0 0 / 10%);
}

@media (hover: hover) {
    .site-header__cta:hover {
        background: var(--color-burgundy-light);
        transform: translateY(-2px);
        box-shadow: 0 4px 8px rgb(0 0 0 / 15%);
    }
}

.site-header__cta:active {
    transform: translateY(1px);
    box-shadow: 0 1px 3px rgb(0 0 0 / 10%);
}

/* ===================================
   MOBILE MENU TOGGLE
   =================================== */

.site-header__menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--color-cream);
    cursor: pointer;
    padding: 0.5rem;
    transition: color var(--transition-base);
}

.site-header__menu-toggle:hover {
    color: white;
}

.site-header__menu-icon {
    width: 28px;
    height: 28px;
}

/* ===================================
   TRANSPARENT VARIANT (for landing page)
   =================================== */

.site-header--transparent {
    background: linear-gradient(
        to bottom,
        rgb(30 58 95 / 95%),
        rgb(30 58 95 / 85%)
    );
    backdrop-filter: blur(10px);
}

/* ===================================
   MOBILE LOGIN SECTION (hidden on desktop)
   =================================== */

.site-header__mobile-user-section {
    display: none;
}

.site-header__mobile-buy-now {
    display: none;
}

.site-header__mobile-login-form {
    background: white;
    border-radius: 8px;
    padding: 1rem;
}

.site-header__mobile-login-form .site-header__login-header h3 {
    font-family: var(--font-sans);
    font-size: 1rem;
    font-weight: var(--font-semibold);
    color: var(--color-navy);
    margin: 0 0 0.25rem;
}

.site-header__mobile-login-form .site-header__login-header p {
    font-family: var(--font-sans);
    font-size: 0.875rem;
    color: var(--color-gray-500);
    margin: 0 0 1rem;
}

/* ===================================
   CAMPAIGN COUNTDOWN (mobile bar)
   =================================== */

.site-header__countdown-bar {
    display: none; /* Hidden on desktop — mobile only */
}

/* ===================================
   RESPONSIVE - MOBILE
   =================================== */

@media (width <= 768px) {
    .site-header {
        padding: 0.75rem 1rem;
    }

    .site-header__container {
        gap: 1rem;
    }

    /* Hide logo separator on mobile */
    .site-header__logo-link::after {
        display: none;
    }

    /* Show hamburger menu */
    .site-header__menu-toggle {
        display: block;
        order: 3;
    }

    /* Logo takes priority */
    .site-header__logo {
        font-size: 1.375rem;
        order: 1;
    }

    .site-header__logo-link {
        order: 1;
        gap: 0.75rem;
    }

    .site-header__logo-img {
        width: 44px;
        height: 44px;
    }

    .site-header__logo-text {
        font-size: 1.375rem;
    }

    .site-header__logo-tagline {
        font-size: 0.625rem;
    }

    /* Hide desktop user section on mobile (space for hamburger) */
    .site-header__user {
        display: none;
    }

    /* Hide desktop login dropdown on mobile (use mobile version at bottom instead) */
    .site-header__login-nav-item {
        display: none;
    }

    /* Buy Now button - hide on mobile (show in mobile menu instead) */
    .site-header__buy-now-btn {
        display: none;
    }

    /* Countdown: hide logo countdown on mobile, show mobile bar instead */
    .site-header__logo-countdown {
        display: none;
    }

    .site-header__countdown-bar {
        display: block;
        background: var(--color-navy-800);
        text-align: center;
        padding: 0.375rem 1rem;
        border-bottom: 1px solid rgb(201 169 97 / 20%);
    }

    .site-header__countdown-bar .site-header__countdown-text {
        color: var(--color-gold);
        font-family: var(--font-sans);
        font-size: 0.75rem;
        font-weight: var(--font-medium);
        letter-spacing: 0.25px;
    }

    /* Show login text on mobile */
    .site-header__login-text {
        display: inline;
    }

    /* Show mobile user section */
    .site-header__mobile-user-section {
        display: block;
        width: 100%;
    }

    .site-header__mobile-user-section .site-header__nav-link {
        display: flex;
        gap: 0.75rem;
        align-items: center;
    }

    .site-header__mobile-user-section .site-header__nav-link svg {
        flex-shrink: 0;
    }

    /* Mobile Buy Now button - show on mobile only */
    .site-header__mobile-buy-now {
        display: block;
        width: 100%;
        margin-top: 0.75rem;
        padding-top: 0.75rem;
        border-top: 1px solid rgb(245 241 232 / 15%);
    }

    .site-header__mobile-buy-now-btn {
        width: 100%;
        background: linear-gradient(135deg, var(--color-red-patriotic) 0%, var(--color-burgundy-700) 100%);
        color: white;
        border: none;
        padding: 0.875rem 1rem;
        font-family: var(--font-sans);
        font-size: 0.9375rem;
        font-weight: var(--font-semibold);
        border-radius: 0.5rem;
        cursor: pointer;
        transition: all var(--transition-base);
        box-shadow:
            0 2px 8px rgb(178 34 52 / 30%),
            0 1px 3px rgb(0 0 0 / 20%),
            inset 0 1px 0 rgb(255 255 255 / 20%);
        letter-spacing: 0.25px;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 0.5rem;
        position: relative;
        isolation: isolate;
        overflow: hidden;
    }

    .site-header__mobile-buy-now-btn::before {
        content: '';
        position: absolute;
        inset: 0;
        z-index: -1;
        background-image: var(--texture-ruby-garnet);
        background-size: cover;
        background-position: center;
        mix-blend-mode: soft-light;
        opacity: 0.3;
        pointer-events: none;
        border-radius: inherit;
    }

    .site-header__mobile-buy-now-btn:active {
        transform: scale(0.98);
        box-shadow:
            0 1px 4px rgb(178 34 52 / 35%),
            0 1px 2px rgb(0 0 0 / 20%),
            inset 0 1px 0 rgb(255 255 255 / 15%);
    }

    /* Mobile login toggle should behave like other dropdowns */
    .site-header__mobile-login-toggle[aria-expanded="true"] + .site-header__mobile-login-form {
        display: block;
    }

    /* Dropdown menu on mobile */
    .site-header__dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        border-radius: 0 0 0.5rem 0.5rem;
        background: rgb(255 255 255 / 10%);
        margin: 0 0 0.5rem;
        padding: 0.5rem;
        display: none;

        /* Smooth expand animation */
        animation: expandDropdown 0.2s ease-out;
    }

    @keyframes expandDropdown {
        from {
            opacity: 0;
            max-height: 0;
        }

        to {
            opacity: 1;
            max-height: 500px;
        }
    }

    .site-header__nav-dropdown-toggle[aria-expanded="true"] + .site-header__dropdown-menu {
        display: block;
    }

    /* Mobile login form needs white background (override dropdown dark background) */
    .site-header__mobile-login-form {
        background: white !important;
    }

    .site-header__nav-dropdown-toggle {
        width: 100%;
        justify-content: space-between;
        padding: 0.75rem 1rem;
        border-radius: 0.5rem;
        min-height: 48px;
        margin-bottom: 0.125rem;
    }

    /* Expanded state - clear visual feedback */
    .site-header__nav-dropdown-toggle[aria-expanded="true"] {
        background: rgb(255 255 255 / 15%);
        border-radius: 0.5rem 0.5rem 0 0;
    }

    .site-header__dropdown-link {
        padding: 0.75rem 1rem;
        min-height: 48px;
        display: flex;
        align-items: center;
        border-radius: 0.375rem;
        margin-bottom: 0.125rem;
    }

    .site-header__dropdown-link:hover,
    .site-header__dropdown-link--active {
        background: rgb(245 241 232 / 15%);
    }

    .site-header__dropdown-link:active {
        background: rgb(245 241 232 / 20%);
        transform: scale(0.98);
    }

    /* Hide nav by default on mobile */
    .site-header__nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: linear-gradient(to bottom, var(--color-navy) 0%, var(--color-navy-800) 100%);
        flex-direction: column;
        gap: 0;
        padding: 1rem;
        border-bottom: 3px solid var(--color-burgundy);
        box-shadow: 0 8px 24px rgb(0 0 0 / 40%);
        display: none;
        order: 4;
        z-index: var(--z-modal-backdrop);

        /* Enable scrolling for long menus */
        max-height: calc(100dvh - 80px); /* Dynamic viewport height for mobile */
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }

    /* Show nav when toggled */
    .site-header__nav--open {
        display: flex;
        animation: slideDown 0.2s ease-out;
    }

    @keyframes slideDown {
        from {
            opacity: 0;
            transform: translateY(-10px);
        }

        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    /* Stack nav links vertically */
    .site-header__nav-links {
        flex-direction: column;
        width: 100%;
        gap: 0;
    }

    .site-header__nav-link {
        padding: 0.75rem 1rem;
        border-radius: 0.5rem;
        font-size: 1.0625rem;
        width: 100%;
        text-align: left;
        min-height: 48px; /* iOS/Android tap target minimum */
        display: flex;
        align-items: center;
        border: none;
        margin-bottom: 0.125rem;
        background: transparent;
        box-shadow: none;
    }

    .site-header__nav-link:hover,
    .site-header__nav-link--active {
        background: rgb(255 255 255 / 10%);
    }

    .site-header__nav-link:active {
        background: rgb(255 255 255 / 15%);
        transform: scale(0.98);
    }

    /* Full-width CTA on mobile */
    .site-header__cta {
        width: 100%;
        text-align: center;
        margin-top: 1rem;
        padding: 1rem 1.5rem;
        font-size: 1.125rem;
        min-height: 48px; /* iOS/Android tap target minimum */
        display: flex;
        align-items: center;
        justify-content: center;
    }
}

/* ===================================
   RESPONSIVE - TABLET
   =================================== */

@media (width >= 769px) and (width <= 1024px) {
    .site-header {
        padding: 0.75rem 1.5rem;
    }

    .site-header__container {
        gap: 2rem;
    }

    .site-header__nav-links {
        gap: 0.25rem;
    }

    .site-header__nav-link {
        padding: 0.625rem 1rem;
        font-size: 0.875rem;
    }

    .site-header__logo {
        font-size: 1.5rem;
    }

    .site-header__logo-img {
        width: 52px;
        height: 52px;
    }

    .site-header__logo-text {
        font-size: 1.5rem;
    }

    .site-header__logo-tagline {
        font-size: 0.6563rem;
    }
}

/* ===================================
   RESPONSIVE - SMALL DESKTOP
   =================================== */

@media (width >= 1025px) and (width <= 1280px) {
    .site-header__cta {
        padding: 0.625rem 1rem;
        font-size: 0.875rem;
    }

    .site-header__nav-link {
        padding: 0.625rem 0.75rem;
        font-size: 0.9375rem;
    }
}

/* ===================================
   USER MENU (MAGIC LINK AUTHENTICATION)
   =================================== */

.site-header__user-menu {
    position: relative;
}

/* User Toggle Button (Logged In State) */
.site-header__user-toggle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background-color: transparent;
    border: 1px solid rgb(255 255 255 / 30%);
    border-radius: 6px;
    color: white;
    font-size: 0.875rem;
    font-weight: var(--font-medium);
    cursor: pointer;
    transition: background-color 0.2s, border-color 0.2s;
}

.site-header__user-toggle:hover {
    background-color: rgb(255 255 255 / 10%);
    border-color: rgb(255 255 255 / 50%);
}

.site-header__user-toggle svg {
    flex-shrink: 0;
}

.site-header__user-toggle .dropdown-arrow {
    transition: transform 0.2s;
}

.site-header__user-toggle[aria-expanded="true"] .dropdown-arrow {
    transform: rotate(180deg);
}

/* User dropdown uses generic .site-header__dropdown-menu class */

/* Override: show user dropdown when toggle is expanded */
.site-header__user-toggle[aria-expanded="true"] + .site-header__dropdown-menu {
    opacity: 1 !important;
    visibility: visible !important;
    transform: translateY(0) !important;
}

/* User dropdown styles handled by generic .site-header__dropdown-menu and .site-header__dropdown-link */

/* Login Toggle Button (Logged Out State) */
.site-header__login-toggle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background-color: transparent;
    border: 1px solid rgb(255 255 255 / 30%);
    border-radius: 6px;
    color: white;
    font-size: 0.875rem;
    font-weight: var(--font-medium);
    cursor: pointer;
    transition: background-color 0.2s, border-color 0.2s;
}

.site-header__login-toggle:hover {
    background-color: rgb(255 255 255 / 10%);
    border-color: rgb(255 255 255 / 50%);
}

.site-header__login-toggle svg {
    flex-shrink: 0;
}

.site-header__login-toggle .dropdown-arrow {
    transition: transform 0.2s;
}

.site-header__login-toggle[aria-expanded="true"] .dropdown-arrow {
    transform: rotate(180deg);
}

/* Login Dropdown (in nav links) */
.site-header__login-dropdown {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    border-radius: 8px;
    box-shadow: 0 10px 25px rgb(0 0 0 / 20%);
    padding: 1.5rem;
    min-width: 320px;
    max-width: 380px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity 0.2s, transform 0.2s, visibility 0.2s;
    z-index: var(--z-modal);
}

/* Higher specificity (0,4,0) ensures panel stays visible via aria-expanded alone,
   independent of :hover state — needed because Chrome treats the native autocomplete
   overlay as the cursor leaving the nav-dropdown element. */
.site-header__login-nav-item .site-header__login-toggle[aria-expanded="true"] ~ .site-header__login-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    display: block;
}

/* Focus-within lock: when the email input holds focus (e.g. while the native
   autofill popup is open), keep the panel visible even if the cursor has left
   the nav-dropdown to reach the autofill surface. Covers the hover-opened case
   where aria-expanded is still false. */
.site-header__login-nav-item:focus-within .site-header__login-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    display: block;
}

/* Login nav item needs relative positioning for dropdown */
.site-header__login-nav-item {
    position: relative;
}

.site-header__login-header h3 {
    font-family: var(--font-sans);
    font-size: 1rem;
    font-weight: var(--font-semibold);
    color: var(--color-cream);
    margin: 0 0 0.25rem;
}

.site-header__login-header p {
    font-family: var(--font-sans);
    font-size: 0.875rem;
    color: rgb(245 241 232 / 70%);
    margin: 0 0 1.25rem;
}

.site-header__login-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.site-header__login-field {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.site-header__login-field label {
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: var(--font-medium);
    color: var(--color-navy);
}

.site-header__login-field input {
    font-family: var(--font-sans);
    font-size: 0.875rem;
    padding: 0.75rem;
    border: 1px solid var(--color-gray-300);
    border-radius: 6px;
    transition: border-color 0.2s, box-shadow 0.2s;
    width: 100%;
    box-sizing: border-box;
}

.site-header__login-field input:focus {
    outline: 2px solid transparent;
    border-color: var(--color-navy);
    box-shadow: 0 0 0 3px rgb(30 58 95 / 20%);
}

.site-header__login-field input::placeholder {
    color: var(--color-gray-500); /* WCAG AA: 4.83:1 contrast on white */
}

.site-header__login-submit {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background-color: var(--color-navy);
    color: white;
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: var(--font-medium);
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: background-color 0.2s, transform 0.1s;
}

.site-header__login-submit:hover {
    background-color: var(--color-navy-800);
}

.site-header__login-submit:active {
    transform: scale(0.98);
}

.site-header__login-submit:disabled {
    background-color: var(--color-gray-400);
    cursor: not-allowed;
    transform: none;
}

.site-header__login-submit svg {
    flex-shrink: 0;
}

.site-header__login-message {
    font-family: var(--font-sans);
    font-size: 0.875rem;
    padding: 0.75rem;
    border-radius: 6px;
    text-align: center;
    display: none;
}

.site-header__login-message.success {
    display: block;
    background-color: var(--color-success-bg);
    color: var(--color-success-fg);
}

.site-header__login-message.error {
    display: block;
    background-color: var(--color-error-bg);
    color: var(--color-error-fg);
}

.site-header__login-message.info {
    display: block;
    background-color: var(--color-info-bg);
    color: var(--color-info-fg);
}

.site-header__login-message a {
    color: var(--color-info-fg);
    font-weight: var(--font-semibold);
    text-decoration: underline;
}

.site-header__login-message a:hover {
    color: var(--color-navy);
}

/* Legacy login link support (deprecated) */
.site-header__login-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background-color: transparent;
    border: 1px solid rgb(255 255 255 / 30%);
    border-radius: 6px;
    color: white;
    font-size: 0.875rem;
    font-weight: var(--font-medium);
    text-decoration: none;
    transition: background-color 0.2s, border-color 0.2s;
}

.site-header__login-link:hover {
    background-color: rgb(255 255 255 / 10%);
    border-color: rgb(255 255 255 / 50%);
}

.site-header__login-link svg {
    flex-shrink: 0;
}

/* Mobile Responsive */
@media (width <= 768px) {
    .site-header__user {
        margin-left: auto;
    }

    .site-header__user-toggle,
    .site-header__login-link {
        font-size: 0.8125rem;
        padding: 0.375rem 0.75rem;
    }

    /* User dropdown styling handled by generic .site-header__dropdown-menu */
}

/* ===================================
   ACCESSIBILITY
   =================================== */

/* Focus states for keyboard navigation */
.site-header__logo:focus,
.site-header__nav-link:focus,
.site-header__cta:focus,
.site-header__menu-toggle:focus,
.site-header__user-toggle:focus,
.site-header__login-link:focus {
    outline: 2px solid white;
    outline-offset: 4px;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .site-header__nav-link,
    .site-header__cta,
    .site-header__logo,
    .site-header__dropdown-menu,
    .site-header__user-toggle .dropdown-arrow {
        transition: none;
    }
}

/* ===================================
   CREDIT BADGE (Phase 29)
   =================================== */

.site-header__credits-nav-item {
    display: flex;
    align-items: center;
}

.site-header__credits-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    background: var(--color-navy);
    color: white;
    border-radius: var(--radius-full, 9999px);
    font-size: var(--text-sm, 0.875rem);
    font-weight: var(--font-semibold, 600);
    cursor: default;
}

.site-header__credits-badge svg {
    opacity: 0.8;
}

.site-header__mobile-credits {
    padding: 0.5rem 1rem;
    border-bottom: 1px solid rgb(255 255 255 / 10%);
}

/* Mobile: smaller font size */
@media (width <= 768px) {
    .site-header__credits-badge {
        font-size: var(--text-xs, 0.75rem);
    }
}

/* ===================================
   CARD UNLOCK STATUS (Phase 29)
   Unlock buttons and ownership badges on catalog cards
   =================================== */

.card-unlock-status {
    position: absolute;
    bottom: 8px;
    left: 8px;
    right: 8px;
    z-index: 2;
}

.unlock-btn {
    width: 100%;
    padding: 8px 12px;
    background: var(--color-navy);
    color: white;
    border: none;
    border-radius: var(--radius-md, 0.375rem);
    font-size: var(--text-sm, 0.875rem);
    font-weight: var(--font-semibold, 600);
    cursor: pointer;
    transition: background var(--transition-base);
}

.unlock-btn:hover {
    background: var(--color-navy-dark);
}

.unlock-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.unlock-btn.unlocked {
    background: var(--color-green-600);
    cursor: default;
}

.owned-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    width: 100%;
    padding: 6px 10px;
    background: rgb(5 150 105 / 90%);
    color: white;
    border-radius: var(--radius-md, 0.375rem);
    font-size: var(--text-xs, 0.75rem);
    font-weight: var(--font-semibold, 600);
}

.buy-credits-link {
    display: block;
    text-align: center;
    padding: 8px 12px;
    background: var(--color-cream);
    color: var(--color-navy);
    border-radius: var(--radius-md, 0.375rem);
    font-size: var(--text-sm, 0.875rem);
    text-decoration: none;
    font-weight: var(--font-semibold, 600);
    transition: background var(--transition-base);
}

.buy-credits-link:hover {
    background: var(--color-cream-dark);
}

/* Mobile responsive */
@media (width <= 768px) {
    .unlock-btn,
    .buy-credits-link {
        font-size: var(--text-xs, 0.75rem);
        padding: 6px 10px;
    }
}