/* ===================================
   Simple Integrated Header
   シンプル統合型ヘッダー
   =================================== */

.simple-header {
    background: var(--color-kinari, #FEF4F4);
    border-bottom: 1px solid var(--color-bg-dark, #FAF5F0);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
    gap: 1.5rem;
}

/* ===================================
   Logo - Japanese Modern Design
   =================================== */

.header-logo {
    display: flex;
    align-items: center;
}

.logo-link {
    text-decoration: none;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    transition: all var(--transition-base, 200ms ease);
}

.logo-main {
    font-family: 'Noto Serif JP', serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-ai, #090D4F);
    letter-spacing: 0.05em;
    line-height: 1.2;
    transition: color var(--transition-base, 200ms ease);
}

.logo-sub {
    font-family: 'Outfit', sans-serif;
    font-size: 0.75rem;
    font-weight: 400;
    color: var(--color-sumi, #333);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    opacity: 0.7;
    transition: opacity var(--transition-base, 200ms ease);
}

.logo-divider {
    width: 100%;
    height: 1px;
    background: linear-gradient(to right,
            var(--color-kurenai, #8E050F) 0%,
            var(--color-kurenai, #8E050F) 30%,
            transparent 30%,
            transparent 100%);
    margin: 0.15rem 0;
    transition: background var(--transition-base, 200ms ease);
}

.logo-tagline {
    font-family: 'Noto Sans JP', sans-serif;
    font-size: 0.7rem;
    font-weight: 400;
    color: var(--color-text-light, #999);
    letter-spacing: 0.05em;
}

.logo-link:hover .logo-main {
    color: var(--color-kurenai, #8E050F);
}

.logo-link:hover .logo-sub {
    opacity: 1;
}

.logo-link:hover .logo-divider {
    background: linear-gradient(to right,
            var(--color-kurenai, #8E050F) 0%,
            var(--color-kurenai, #8E050F) 50%,
            transparent 50%,
            transparent 100%);
}

/* ===================================
   Search Bar
   =================================== */

.header-search {
    position: relative;
    flex: 1;
    max-width: 500px;
}

.header-search input {
    width: 100%;
    padding: 0.75rem 3rem 0.75rem 1rem;
    font-size: 0.95rem;
    border: 2px solid var(--color-bg-dark, #FAF5F0);
    border-radius: var(--radius-full, 9999px);
    outline: none;
    transition: all var(--transition-base, 200ms ease);
    font-family: var(--font-body, 'Noto Sans JP', sans-serif);
    background: white;
}

.header-search input:focus {
    border-color: var(--color-kurenai, #8E050F);
    box-shadow: 0 0 0 3px rgba(142, 5, 15, 0.1);
}

.search-clear {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    font-size: 1.2rem;
    color: var(--color-text-light, #999);
    cursor: pointer;
    padding: 0.25rem;
    transition: color var(--transition-fast, 150ms ease);
}

.search-clear:hover {
    color: var(--color-kurenai, #8E050F);
}

/* ===================================
   Action Buttons
   =================================== */

.header-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.header-action-btn {
    position: relative;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: none;
    border: none;
    color: var(--color-sumi, #333);
    font-family: var(--font-body, 'Noto Sans JP', sans-serif);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    border-radius: var(--radius-md, 8px);
    transition: all var(--transition-base, 200ms ease);
}

.header-action-btn:hover {
    background: var(--color-bg-dark, #FAF5F0);
    color: var(--color-kurenai, #8E050F);
}

.header-icon {
    width: 1.25rem;
    height: 1.25rem;
    fill: currentColor;
    transition: transform var(--transition-base, 200ms ease);
    flex-shrink: 0;
}

.header-action-btn:hover .header-icon {
    transform: scale(1.1);
}

.action-label {
    font-size: 0.875rem;
    font-weight: 500;
    margin-left: 0.5rem;
}

.action-badge {
    position: absolute;
    top: 0;
    right: 0;
    background: var(--color-kurenai, #8E050F);
    color: white;
    font-size: 0.7rem;
    font-weight: 600;
    padding: 0.15rem 0.4rem;
    border-radius: var(--radius-full, 9999px);
    min-width: 1.2rem;
    text-align: center;
}

.mobile-menu-btn {
    display: none;
}

/* ===================================
   Mobile Menu
   =================================== */

.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 2000;
    animation: fadeIn 200ms ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

.mobile-menu-content {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    width: 80%;
    max-width: 300px;
    background: white;
    padding: 2rem 1.5rem;
    box-shadow: -4px 0 12px rgba(0, 0, 0, 0.1);
    animation: slideInRight 200ms ease;
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
    }

    to {
        transform: translateX(0);
    }
}

.mobile-menu-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    color: var(--color-text-light, #999);
    cursor: pointer;
    padding: 0.5rem;
    transition: color var(--transition-base, 200ms ease);
}

.mobile-menu-close:hover {
    color: var(--color-kurenai, #8E050F);
}

.mobile-menu-close svg {
    display: block;
    fill: currentColor;
}

.mobile-menu-header {
    padding: 2rem 1.5rem 1.5rem;
    border-bottom: 2px solid var(--color-kurenai, #8E050F);
    margin-bottom: 1rem;
}

.mobile-menu-title {
    font-family: 'Noto Serif JP', serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-ai, #090D4F);
    letter-spacing: 0.05em;
    margin-bottom: 0.25rem;
}

.mobile-menu-subtitle {
    font-family: 'Outfit', sans-serif;
    font-size: 0.75rem;
    font-weight: 400;
    color: var(--color-sumi, #333);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    opacity: 0.7;
}

.mobile-nav {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    padding: 0 1rem;
}

.mobile-nav-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.875rem 1rem;
    color: var(--color-sumi, #333);
    text-decoration: none;
    border-radius: var(--radius-md, 8px);
    transition: all var(--transition-base, 200ms ease);
    font-weight: 500;
    position: relative;
}

.mobile-nav-item:hover {
    background: var(--color-bg-dark, #FAF5F0);
    color: var(--color-kurenai, #8E050F);
}

.nav-icon {
    width: 1.5rem;
    height: 1.5rem;
    fill: currentColor;
    flex-shrink: 0;
    transition: transform var(--transition-base, 200ms ease);
}

.mobile-nav-item:hover .nav-icon {
    transform: scale(1.1);
}

.mobile-favorites-count {
    margin-left: auto;
    background: var(--color-kurenai, #8E050F);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-full, 9999px);
    min-width: 1.5rem;
    text-align: center;
}

.mobile-nav-divider {
    height: 1px;
    background: var(--color-bg-dark, #FAF5F0);
    margin: 0.75rem 0;
}

.mobile-nav-section-title {
    font-family: 'Noto Sans JP', sans-serif;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-text-light, #999);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 0.5rem 1rem;
    margin-top: 0.5rem;
}

/* ===================================
   Responsive
   =================================== */

.desktop-only {
    display: block;
}

.mobile-only {
    display: none;
}

@media (min-width: 768px) {
    .action-label {
        display: inline;
    }

    .header-action-btn {
        padding: 0.5rem 1.25rem;
    }
}

@media (max-width: 767px) {
    .header-content {
        padding: 0.75rem 0;
    }

    .header-logo {
        flex: 1;
    }

    .logo-main {
        font-size: 1.25rem;
    }

    .logo-sub,
    .logo-divider {
        display: none;
    }

    .logo-tagline {
        font-size: 0.65rem;
    }

    .header-search {
        display: none;
    }

    .header-actions {
        gap: 0.5rem;
    }

    .header-action-btn {
        padding: 0.5rem;
        min-width: auto;
    }

    .action-label {
        display: none;
    }

    .desktop-only {
        display: none;
    }

    .mobile-only {
        display: block;
    }

    .header-search {
        max-width: 100%;
    }

    .header-search input {
        padding: 0.65rem 2.5rem 0.65rem 1rem;
        font-size: 0.9rem;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .header-action-btn {
        padding: 0.5rem;
    }

    /* Hide favorites button on mobile (available in bottom nav) */
    #header-favorites-btn {
        display: none;
    }
}

/* ===================================
   Search Results Integration
   =================================== */

/* Sync header search with main search */
#header-search,
#mobile-search {
    background-image: none;
}

/* ===================================
   Accessibility
   =================================== */

.header-action-btn:focus-visible,
.mobile-nav-item:focus-visible {
    outline: 3px solid var(--color-kurenai, #8E050F);
    outline-offset: 2px;
}

.mobile-menu-close:focus-visible {
    outline: 3px solid var(--color-kurenai, #8E050F);
    outline-offset: 2px;
}