/* Header */
.main-header {
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    padding: 0.75rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: grid;
    gap: 0.75rem;
}

.header-top {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 1rem;
    align-items: center;
}

.header-actions {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    justify-content: flex-end;
    min-width: 0;
}

.site-header-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 0.9rem 1.25rem;
    align-items: center;
    justify-content: flex-start;
    padding-top: 0.35rem;
    color: var(--muted);
    font-weight: 600;
}

.site-header-link {
    color: var(--muted);
}

.site-header-link:hover,
.site-header-link:focus-visible {
    color: var(--primary);
}

.site-header-link.is-active {
    color: var(--primary);
    text-decoration: underline;
    text-decoration-thickness: 2px;
    text-underline-offset: 0.18rem;
}

#themeToggle {
    min-width: 44px;
    min-height: 44px;
}

.mobile-filter-toggle,
.mobile-filter-panel-head,
.mobile-filter-backdrop {
    display: none;
}

/* Logo */
.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
    text-decoration: none;
    letter-spacing: -0.02em;
    line-height: 1.05;
    min-width: 0;
}

/* User Profile & Menu */
.user-menu {
    position: relative;
    display: inline-block;
    min-width: 0;
}

.user-btn {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    min-height: 44px;
    min-width: 0;
    max-width: min(100%, 18rem);
    padding: 0.45rem 0.7rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
}

.user-btn-label {
    display: block;
    min-width: 0;
    color: var(--text);
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-btn:hover .user-avatar-circle {
    transform: scale(1.1);
}

.user-avatar-circle {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 800;
    font-size: 0.85rem;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    flex-shrink: 0;
}

.user-avatar-circle.large {
    width: 60px;
    height: 60px;
    font-size: 1.5rem;
}

.dropdown-content {
    display: none;
    position: absolute;
    right: 0;
    top: calc(100% + 10px);
    background: var(--card);
    min-width: 200px;
    width: min(20rem, calc(100vw - (var(--container-pad) * 2)));
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    z-index: 200;
    overflow: hidden;
    animation: fadeIn 0.3s ease-out;
}

.dropdown-content a {
    display: flex;
    align-items: center;
    min-height: 44px;
    padding: 12px 16px;
    font-size: 0.95rem;
    color: var(--text);
    text-decoration: none;
}

.dropdown-content a:hover {
    background: var(--bg);
    color: var(--primary);
}

/* Search & Filter Controls */
.header-controls {
    border-top: 1px solid var(--border);
    padding-top: 0.75rem;
}

.search-filter-layout {
    display: flex;
    gap: 1.5rem;
    align-items: center;
    flex-wrap: nowrap;
    /* Keep on one line on desktop */
}

.search-container {
    flex: 0 0 350px;
    /* Fixed width for search input on desktop */
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    min-height: 48px;
    padding: 0.5rem 1.2rem;
    display: flex;
    align-items: center;
    gap: 0.8rem;
    position: relative;
    transition: var(--transition);
}

.search-container:focus-within {
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.1);
    box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.2);
}

.search-container input {
    background: transparent;
    border: none;
    color: inherit;
    outline: none;
    width: 100%;
    font-size: 0.95rem;
    padding-right: 2.5rem;
    /* Space for the X button */
}

.search-clear {
    position: absolute;
    right: 0.8rem;
    background: none;
    border: none;
    color: var(--primary);
    cursor: pointer;
    font-size: 1.6rem;
    line-height: 1;
    z-index: 10;
    display: none;
    /* Controlled by JS or inline if value exists */
}

.search-clear:hover {
    color: var(--primary-hover);
    transform: scale(1.2);
}

/* Tag Zones */
.tag-zones-persistent {
    flex: 1;
    min-width: 0;
}

.active-tags-container {
    display: flex;
    gap: 1rem;
    width: 100%;
}

.tag-group {
    flex: 1;
    min-width: 0;
}

.tag-zone {
    min-height: 44px;
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
    border: 1px dashed var(--border);
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    padding: 0.2rem 0.8rem;
    gap: 0.5rem;
    transition: var(--transition);
    overflow: hidden;
}

.tag-zone:hover {
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.08);
}

.tag-zone:empty::before {
    content: attr(data-placeholder);
    color: var(--muted);
    font-size: 0.8rem;
    opacity: 0.7;
    pointer-events: none;
}

/* Modal Styling */
.modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(8px);
    overflow-y: auto;
    padding: 1rem;
}

.modal-content {
    background: var(--card);
    width: min(680px, 100%);
    max-height: calc(100vh - 2rem);
    overflow-y: auto;
    margin: max(1rem, 6vh) auto;
    padding: 2.5rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2.5rem;
}

.modal-close {
    cursor: pointer;
    font-size: 2rem;
    color: var(--muted);
    border: none;
    background: transparent;
    line-height: 1;
    min-width: 44px;
    min-height: 44px;
}

.modal-close:hover {
    color: var(--danger);
}

.user-profile-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
    padding: 1.5rem;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
}

.user-info h3 {
    margin: 0;
    font-size: 1.4rem;
}

.member-since {
    margin: 0.2rem 0 0;
    color: var(--muted);
    font-size: 0.9rem;
}

.danger-zone {
    margin-top: 3.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
}

.danger-zone h4 {
    color: var(--danger);
    margin-bottom: 0.5rem;
}

.danger-zone p {
    font-size: 0.9rem;
    color: var(--muted);
    margin-bottom: 1rem;
}

@media (max-width: 1024px) {
    .search-filter-layout {
        display: grid;
        grid-template-columns: 1fr;
        align-items: stretch;
        gap: 1rem;
    }

    .search-container {
        flex: none;
        width: 100%;
    }
}

@media (max-width: 760px) {
    body.mobile-filter-open {
        overflow: hidden;
    }

    .main-header {
        padding: 0.45rem 0;
    }

    .header-content {
        gap: 0.45rem;
    }

    .header-top {
        grid-template-columns: 1fr;
        align-items: stretch;
        gap: 0.5rem;
    }

    .logo {
        font-size: clamp(1.2rem, 5vw, 1.4rem);
    }

    .header-actions {
        display: grid;
        grid-template-columns: 44px minmax(0, 1fr);
        align-items: stretch;
        width: 100%;
    }

    .header-actions.has-mobile-filter {
        grid-template-columns: 44px 44px minmax(0, 1fr);
    }

    .mobile-filter-toggle {
        display: inline-flex;
        min-width: 44px;
        min-height: 44px;
    }

    .user-menu,
    .google-login-btn {
        width: 100%;
        min-width: 0;
    }

    .user-btn,
    .google-login-btn {
        width: 100%;
        max-width: none;
        min-height: 46px;
    }

    .user-btn {
        justify-content: flex-start;
    }

    .google-login-btn {
        justify-content: center;
    }

    .google-login-text {
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .mobile-filter-backdrop {
        position: fixed;
        inset: 0;
        display: block;
        background: rgba(15, 23, 42, 0.55);
        backdrop-filter: blur(6px);
        -webkit-backdrop-filter: blur(6px);
        z-index: 1100;
    }

    .mobile-filter-backdrop[hidden] {
        display: none;
    }

    .header-controls {
        position: fixed;
        left: var(--container-pad);
        right: var(--container-pad);
        top: calc(env(safe-area-inset-top, 0px) + 0.75rem);
        display: none;
        max-height: calc(100dvh - 1.5rem);
        overflow-y: auto;
        padding: 1rem;
        border: 1px solid var(--border);
        border-radius: var(--radius-md);
        background: var(--card);
        box-shadow: 0 24px 80px rgba(15, 23, 42, 0.38);
        z-index: 1200;
    }

    .header-controls.is-open {
        display: block;
        animation: fadeIn 0.18s ease-out;
    }

    .mobile-filter-panel-head {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 1rem;
        margin-bottom: 1rem;
        font-weight: 800;
        color: var(--text);
    }

    .mobile-filter-close {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        min-width: 44px;
        min-height: 44px;
        border: 1px solid var(--border);
        border-radius: var(--radius-full);
        background: var(--bg-secondary);
        color: var(--text);
        font-size: 1.5rem;
        line-height: 1;
        cursor: pointer;
    }

    .mobile-filter-close:hover,
    .mobile-filter-close:focus-visible {
        border-color: var(--primary);
        color: var(--primary);
    }

    .search-filter-layout {
        display: grid;
        grid-template-columns: 1fr;
        align-items: stretch;
        gap: 1rem;
    }

    .search-container {
        min-height: 44px;
        padding: 0.45rem 0.9rem;
    }

    .active-tags-container {
        flex-direction: column;
        gap: 0.75rem;
    }

    .tag-zone {
        min-height: 46px;
        padding: 0.45rem 0.75rem;
    }

    .dropdown-content {
        left: 0;
        right: 0;
        width: auto;
        min-width: 0;
    }

    .modal {
        padding: 0.75rem;
    }

    .modal-content {
        max-height: calc(100vh - 1.5rem);
        margin: 0.75rem auto;
        padding: 1.25rem;
        border-radius: 18px;
    }

    .modal-header,
    .user-profile-header {
        align-items: flex-start;
        flex-direction: column;
        gap: 0.9rem;
    }

    .modal-header {
        margin-bottom: 1.5rem;
    }

    .modal-close {
        align-self: flex-end;
    }

    .user-profile-header {
        margin-bottom: 1.5rem;
        padding: 1rem;
    }

    .user-info {
        min-width: 0;
    }

    .user-info h3,
    .user-email {
        overflow-wrap: anywhere;
    }

    .danger-zone {
        margin-top: 2rem;
        padding-top: 1rem;
    }

    .danger-zone .btn-danger {
        width: 100%;
    }
}

@media (max-width: 420px) {
    .header-actions {
        grid-template-columns: 44px minmax(0, 1fr);
        gap: 0.65rem;
    }

    .header-actions.has-mobile-filter {
        grid-template-columns: 44px 44px minmax(0, 1fr);
    }

    .google-login-btn {
        padding-inline: 0.85rem;
    }

    .google-login-btn img {
        width: 18px;
        height: 18px;
    }
}

/* Active Filter Tags */
.active-inc {
    background: var(--primary) !important;
    color: #fff !important;
}

.active-exc {
    background: var(--danger) !important;
    color: #fff !important;
}

.active-inc span,
.active-exc span {
    margin-left: 5px;
    opacity: 0.7;
}

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

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

/* Google Login Button */
.google-login-btn {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 1rem;
    min-height: 44px;
    font-size: 0.9rem;
    font-weight: 600;
    background: #fff;
    color: #444;
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
}

.google-login-text {
    display: block;
    min-width: 0;
}

[data-theme="dark"] .google-login-btn {
    background: #2d3748;
    color: #fff;
    border-color: #4a5568;
}

.google-login-btn img {
    width: 20px;
    height: 20px;
    object-fit: contain;
}

.user-email {
    margin: 0;
    font-size: 0.9rem;
    color: var(--primary);
    opacity: 0.9;
}