/* ============================================================
   NYT-Inspired Header Styles
   ============================================================ */

/* ---- Utility Bar ---- */
.nyt-header {
    background-color: var(--nyt-bg);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: background-color 0.3s ease;
}

.nyt-header__utility {
    border-bottom: 1px solid var(--nyt-border);
    padding: 6px 0;
}

.nyt-header__utility-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 32px;
}

.nyt-header__utility-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.nyt-header__utility-center {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}

.nyt-header__utility-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.nyt-header__date {
    font-family: 'nyt-cheltenham', Georgia, 'Times New Roman', serif;
    font-size: 0.7rem;
    color: var(--nyt-text-secondary);
    letter-spacing: 0.02em;
}

.nyt-header__hamburger,
.nyt-header__search-btn {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--nyt-text-primary);
    padding: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.2s ease;
}

.nyt-header__hamburger:hover,
.nyt-header__search-btn:hover {
    opacity: 0.6;
}

.nyt-hamburger-line {
    fill: var(--nyt-text-primary);
    transition: transform 0.3s ease, opacity 0.3s ease;
    transform-origin: center;
}

.nyt-header__login-btn {
    font-family: 'nyt-franklin', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--nyt-bg);
    background-color: var(--nyt-text-primary);
    border: none;
    border-radius: 3px;
    padding: 7px 12px;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    cursor: pointer;
    transition: opacity 0.2s ease;
}

.nyt-header__login-btn:hover {
    opacity: 0.85;
    color: var(--nyt-bg);
}

/* Sign Up Button */
.nyt-header__signup-btn {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--nyt-text-primary);
    background: transparent;
    border: 1px solid var(--nyt-text-primary);
    border-radius: 3px;
    padding: 6px 12px;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    cursor: pointer;
    transition: all 0.15s ease;
}

.nyt-header__signup-btn:hover {
    background: var(--nyt-text-primary);
    color: var(--nyt-bg);
}

/* User Menu Desktop/Mobile Switch */
.nyt-header__user-desktop {
    display: flex;
    align-items: center;
    gap: 12px;
}

.nyt-header__user-mobile {
    display: none;
    position: relative;
}

.nyt-header__user-icon {
    background: none;
    border: none;
    color: var(--nyt-text-primary);
    padding: 0;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.2s;
}

.nyt-header__user-icon:hover {
    opacity: 0.7;
}

.nyt-header__user-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 12px;
    background: var(--nyt-bg);
    border: 1px solid var(--nyt-border);
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    border-radius: 4px;
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    min-width: 140px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-5px);
    transition: all 0.2s ease;
    z-index: 1000;
}

.nyt-header__user-dropdown.is-active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.nyt-header__user-dropdown-name {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--nyt-text-primary);
    padding-bottom: 8px;
    border-bottom: 1px solid var(--nyt-border);
}

.nyt-header__user-dropdown-logout {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--nyt-text-secondary);
    text-decoration: none;
}

.nyt-header__user-name {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--nyt-text-primary);
}

/* Theme Toggle */
.nyt-header__theme-toggle {
    background: none;
    border: 1px solid var(--nyt-border);
    border-radius: 50%;
    width: 32px;
    height: 32px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--nyt-text-secondary);
    padding: 0;
    transition: all 0.2s ease;
}

.nyt-header__theme-toggle:hover {
    color: var(--nyt-text-primary);
    border-color: var(--nyt-text-primary);
}

/* Theme icon visibility */
[data-theme="light"] .nyt-theme-icon--sun { display: block; }
[data-theme="light"] .nyt-theme-icon--moon { display: none; }
[data-theme="dark"] .nyt-theme-icon--sun { display: none; }
[data-theme="dark"] .nyt-theme-icon--moon { display: block; }

/* ---- Masthead ---- */
.nyt-header__masthead {
    text-align: center;
    padding: 12px 0 10px;
    border-bottom: 2px solid var(--nyt-text-primary);
}

.nyt-header__logo {
    font-family: 'Playfair Display', 'nyt-cheltenham', Georgia, 'Times New Roman', serif;
    font-size: 2.75rem;
    font-weight: 900;
    color: var(--nyt-text-primary);
    text-decoration: none;
    letter-spacing: -0.02em;
    line-height: 1;
    display: inline-block;
    transition: color 0.2s ease;
}

.nyt-header__logo:hover {
    color: var(--nyt-text-primary);
    opacity: 0.8;
}

/* ---- Main Navigation ---- */
.nyt-header__nav {
    border-bottom: 1px solid var(--nyt-border);
    padding: 0;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}

.nyt-header__nav::-webkit-scrollbar {
    display: none;
}

.nyt-nav__list {
    display: flex;
    justify-content: center;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 0;
}

.nyt-nav__item {
    margin: 0;
}

.nyt-nav__link {
    font-family: 'nyt-franklin', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--nyt-text-primary);
    text-decoration: none;
    padding: 9px 14px;
    display: block;
    white-space: nowrap;
    transition: background-color 0.15s ease;
    letter-spacing: 0.01em;
}

.nyt-nav__link:hover {
    background-color: var(--nyt-hover-bg);
    color: var(--nyt-text-primary);
}

/* ---- Search Overlay ---- */
.nyt-search-overlay {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--nyt-bg);
    border-bottom: 1px solid var(--nyt-border);
    padding: 16px 0;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    z-index: 100;
    animation: nyt-slideDown 0.25s ease-out;
}

.nyt-search-overlay.active {
    display: block;
}

@keyframes nyt-slideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

.nyt-search-overlay__inner {
    display: flex;
    align-items: center;
    gap: 12px;
}

.nyt-search-form {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--nyt-surface);
    border: 1px solid var(--nyt-border);
    border-radius: 4px;
    padding: 10px 16px;
}

.nyt-search-form__icon {
    color: var(--nyt-text-secondary);
    flex-shrink: 0;
}

.nyt-search-form__input {
    flex: 1;
    border: none;
    background: transparent;
    font-family: 'nyt-franklin', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
    font-size: 1rem;
    color: var(--nyt-text-primary);
    outline: none;
}

.nyt-search-form__input::placeholder {
    color: var(--nyt-text-muted);
}

.nyt-search-overlay__close {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--nyt-text-secondary);
    padding: 8px;
    transition: color 0.2s ease;
}

.nyt-search-overlay__close:hover {
    color: var(--nyt-text-primary);
}

/* ---- Mobile Slide-out Menu ---- */
.nyt-mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 280px;
    height: 100vh;
    background-color: var(--nyt-bg);
    z-index: 2000;
    transform: translateX(-100%);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    overflow-y: auto;
    box-shadow: 4px 0 20px rgba(0,0,0,0.15);
}

.nyt-mobile-menu.active {
    transform: translateX(0);
}

.nyt-mobile-menu__inner {
    padding: 48px 20px 20px;
}

.nyt-mobile-menu__list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.nyt-mobile-menu__list li {
    margin: 0;
}

.nyt-mobile-menu__list a {
    font-family: 'nyt-cheltenham', Georgia, 'Times New Roman', serif;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--nyt-text-primary);
    text-decoration: none;
    padding: 12px 0;
    display: block;
    border-bottom: 1px solid var(--nyt-border);
    transition: color 0.2s ease;
}

.nyt-mobile-menu__list a:hover {
    color: var(--nyt-accent);
}

.nyt-mobile-menu__list--secondary a {
    font-weight: 400;
    font-size: 0.95rem;
    color: var(--nyt-text-secondary);
}

.nyt-mobile-menu__divider {
    height: 1px;
    background: var(--nyt-border);
    margin: 16px 0;
}

.nyt-mobile-menu__backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 1999;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.35s ease;
}

.nyt-mobile-menu__backdrop.active {
    opacity: 1;
    pointer-events: auto;
}

/* Hamburger animation when menu is open */
.nyt-header__hamburger.active .nyt-hamburger-line--top {
    transform: translateY(6px) rotate(45deg);
}
.nyt-header__hamburger.active .nyt-hamburger-line--mid {
    opacity: 0;
}
.nyt-header__hamburger.active .nyt-hamburger-line--bot {
    transform: translateY(-6px) rotate(-45deg);
}

/* ---- Admin Bar Adjustment ---- */
.admin-bar .nyt-header {
    top: 32px;
}

@media screen and (max-width: 782px) {
    .admin-bar .nyt-header {
        top: 46px;
    }
}

/* ---- Responsive ---- */
@media screen and (max-width: 768px) {
    .nyt-header__user-desktop {
        display: none;
    }

    .nyt-header__user-mobile {
        display: block;
    }

    .nyt-header__utility-center {
        font-size: 0.6rem;
    }

    .nyt-header__logo {
        font-size: 1.8rem;
    }

    .nyt-header__masthead {
        padding: 8px 0 6px;
    }

    .nyt-header__nav {
        display: none;
    }

    .nyt-nav__link {
        font-size: 0.7rem;
        padding: 8px 10px;
    }
}

@media screen and (min-width: 769px) {
    .nyt-header__hamburger {
        display: flex;
    }

    .nyt-mobile-menu,
    .nyt-mobile-menu__backdrop {
        /* Keep these for hamburger-triggered slide-out on all sizes */
    }
}