/* =================================================================
   Tech Mansion Custom Header Styles
   Moved out of functions.php (formerly printed inline via wp_head
   by tm_add_custom_header_css()); now enqueued as a stylesheet
   with filemtime versioning like the theme's other assets.
   ================================================================= */

:root {
    --tm-primary: #003366;
    --tm-accent: #ff6600; 
    --tm-header-bg: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    --tm-header-text: #2d3748; 
    --tm-header-border: #e2e8f0; 
    --tm-header-height: 80px;
    --tm-nav-hover-bg: rgba(0, 51, 102, 0.08);
    --tm-nav-active-bg: rgba(255, 102, 0, 0.1);
    --tm-glassmorphism: rgba(255, 255, 255, 0.25);
}
body.admin-bar .tm-site-header, body.admin-bar .tm-mobile-nav-overlay { top: 32px; }
@media screen and (max-width: 782px) { body.admin-bar .tm-site-header, body.admin-bar .tm-mobile-nav-overlay { top: 46px; } }

.tm-site-header { 
    background: var(--tm-header-bg); 
    color: var(--tm-header-text); 
    padding: 0 2rem; 
    border-bottom: 1px solid var(--tm-header-border); 
    position: sticky; 
    top: 0; 
    z-index: 100; 
    box-shadow: 0 8px 32px rgba(31, 38, 135, 0.08);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}
.tm-header-container { 
    display: flex; 
    align-items: center; 
    justify-content: space-between; 
    height: var(--tm-header-height); 
    max-width: 1400px; 
    margin: 0 auto; 
}
.tm-site-branding a { 
    display: flex; 
    align-items: center; 
    text-decoration: none; 
    transition: transform 0.3s ease;
}
.tm-site-branding a:hover {
    transform: scale(1.05);
}
.tm-site-branding img { 
    max-height: 45px; 
    width: auto; 
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1));
}

.tm-main-navigation { display: none; }
@media (min-width: 1024px) {
    .tm-main-navigation { display: block; }
    .tm-main-navigation ul { 
        list-style: none; 
        margin: 0; 
        padding: 0; 
        display: flex; 
        align-items: center; 
        gap: 0.75rem; 
    }
    .tm-main-navigation li { position: relative; }
    .tm-main-navigation a { 
        display: block; 
        padding: 1rem 1.5rem; 
        color: var(--tm-header-text); 
        text-decoration: none; 
        font-weight: 600; 
        font-size: 0.95rem; 
        border-radius: 12px; 
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        position: relative;
        overflow: hidden;
    }
    .tm-main-navigation a::before {
        content: '';
        position: absolute;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100%;
        background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
        transition: left 0.5s ease;
    }
    .tm-main-navigation a:hover::before {
        left: 100%;
    }
    .tm-main-navigation a:hover, 
    .tm-main-navigation li.current-menu-item > a, 
    .tm-main-navigation li.current-menu-ancestor > a { 
        background: var(--tm-nav-hover-bg); 
        color: var(--tm-primary); 
        transform: translateY(-2px);
        box-shadow: 0 4px 12px rgba(17, 64, 112, 0.15);
    }
    .tm-main-navigation li.current-menu-item > a,
    .tm-main-navigation li.current-menu-ancestor > a {
        background: var(--tm-nav-active-bg);
        color: var(--tm-accent);
    }
    .tm-main-navigation li.menu-item-has-children > a::after { 
        content: '\f107'; 
        font-family: 'Font Awesome 6 Free'; 
        font-weight: 900; 
        margin-left: 0.5rem; 
        font-size: 0.8em; 
        transition: transform 0.3s ease;
    }
    .tm-main-navigation li.menu-item-has-children:hover > a::after {
        transform: rotate(180deg);
    }
    .tm-main-navigation .sub-menu { 
        position: absolute; 
        top: 100%; 
        left: 0; 
        background: rgba(255, 255, 255, 0.95); 
        backdrop-filter: blur(15px); 
        -webkit-backdrop-filter: blur(15px);
        border: 1px solid rgba(255, 255, 255, 0.2); 
        border-radius: 16px; 
        padding: 1rem; 
        box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1); 
        min-width: 250px; 
        opacity: 0; 
        visibility: hidden; 
        transform: translateY(20px) scale(0.95); 
        transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1); 
    }
    .tm-main-navigation li:hover > .sub-menu { 
        opacity: 1; 
        visibility: visible; 
        transform: translateY(0) scale(1); 
        transition-delay: 0s; 
    }
    .tm-main-navigation .sub-menu a { 
        padding: 0.875rem 1.25rem; 
        font-size: 0.9rem; 
        border-radius: 8px;
        margin-bottom: 0.25rem;
    }
    .tm-main-navigation .sub-menu li { 
        border-bottom: none;
    }
    .tm-main-navigation .sub-menu li:last-child a { 
        margin-bottom: 0;
    }
}

.tm-header-actions { 
    display: flex; 
    align-items: center; 
    gap: 0.75rem; 
}
.tm-header-action-btn { 
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.3)); 
    border: 1px solid rgba(255, 255, 255, 0.2); 
    color: var(--tm-header-text); 
    cursor: pointer; 
    padding: 0.75rem; 
    font-size: 1.1rem; 
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1); 
    width: 48px; 
    height: 48px; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    border-radius: 12px; 
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}
.tm-header-action-btn:hover { 
    color: var(--tm-accent); 
    background: linear-gradient(135deg, rgba(255, 102, 0, 0.1), rgba(255, 102, 0, 0.2)); 
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 8px 25px rgba(255, 102, 0, 0.2);
}
.tm-desktop-socials { display: none; }
@media (min-width: 1200px) { 
    .tm-mobile-menu-toggle { display: none; }
    .tm-desktop-socials { 
        display: flex; 
        align-items: center; 
        gap: 0.5rem; 
        border-left: 1px solid var(--tm-header-border); 
        padding-left: 1.5rem; 
        margin-left: 1rem; 
    }
    .tm-desktop-socials a { 
        color: var(--tm-header-text); 
        font-size: 1.2rem; 
        padding: 0.75rem; 
        border-radius: 12px; 
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.3));
        border: 1px solid rgba(255, 255, 255, 0.2);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
    }
    .tm-desktop-socials a:hover { 
        color: var(--tm-accent); 
        background: linear-gradient(135deg, rgba(255, 102, 0, 0.1), rgba(255, 102, 0, 0.2)); 
        transform: translateY(-3px) rotate(5deg);
        box-shadow: 0 8px 25px rgba(255, 102, 0, 0.2);
    }
}

.tm-search-bar { 
    position: absolute; 
    top: calc(var(--tm-header-height) + 1px); 
    left: 0; 
    width: 100%; 
    background: rgba(248, 250, 252, 0.95); 
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    padding: 1.5rem; 
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1); 
    display: none; 
    z-index: 998; 
    border-bottom: 1px solid var(--tm-header-border); 
    border-radius: 0 0 20px 20px;
}
.tm-search-bar.is-open { 
    display: block; 
    animation: slideDown 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}
.tm-search-bar form { 
    max-width: 800px; 
    margin: 0 auto; 
    position: relative;
}
.tm-search-bar input[type="search"] { 
    width: 100%; 
    padding: 1rem 1.5rem; 
    border: 2px solid transparent; 
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.7)); 
    color: var(--tm-dark-text); 
    border-radius: 16px; 
    font-size: 1.1rem; 
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}
.tm-search-bar input[type="search"]:focus { 
    outline: none; 
    border-color: var(--tm-accent); 
    box-shadow: 0 0 0 4px rgba(255, 102, 0, 0.1), 0 8px 30px rgba(0, 0, 0, 0.15); 
    transform: translateY(-2px);
}

/* --- Mobile Menu Overlay --- */
.tm-mobile-nav-overlay { 
    position: fixed; 
    top: 0; 
    left: 0; 
    width: 100%; 
    height: 100%; 
    background: linear-gradient(135deg, #1a202c 0%, #2d3748 100%); 
    z-index: 1000; 
    opacity: 0; 
    visibility: hidden; 
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1); 
    overflow-y: auto; 
}
.tm-mobile-nav-overlay.is-open { 
    opacity: 1; 
    visibility: visible; 
    transition-delay: 0s; 
}
body.mobile-menu-open { overflow: hidden; }
.tm-mobile-nav-header { 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    padding: 0 2rem; 
    height: var(--tm-header-height); 
    border-bottom: 1px solid rgba(255, 255, 255, 0.1); 
    background: rgba(255, 255, 255, 0.05); 
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}
.tm-mobile-nav-header .tm-mobile-nav-logo img { 
    max-height: 40px; 
    filter: drop-shadow(0 2px 4px rgba(255, 255, 255, 0.1));
}
.tm-mobile-nav-close { 
    font-size: 1.5rem; 
    color: white; 
    background: rgba(255, 255, 255, 0.1); 
    border: 1px solid rgba(255, 255, 255, 0.2); 
    cursor: pointer; 
    padding: 0.75rem;
    border-radius: 12px;
    transition: all 0.3s ease;
}
.tm-mobile-nav-close:hover {
    background: rgba(255, 102, 0, 0.2);
    color: var(--tm-accent);
    transform: scale(1.1);
}
.tm-mobile-nav-content { 
    padding: 2rem; 
}
.tm-mobile-nav-search { 
    margin-bottom: 2rem; 
}
.tm-mobile-nav-search input[type="search"] { 
    width: 100%; 
    background: rgba(255, 255, 255, 0.1); 
    border: 1px solid rgba(255, 255, 255, 0.2); 
    color: white; 
    padding: 1rem 1.5rem; 
    border-radius: 16px; 
    font-size: 1.1rem; 
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}
.tm-mobile-nav-search input[type="search"]:focus {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--tm-accent);
    box-shadow: 0 0 0 2px rgba(255, 102, 0, 0.3);
}
.tm-mobile-nav-search input[type="search"]::placeholder {
    color: rgba(255, 255, 255, 0.7);
}
.tm-mobile-nav-menu ul { 
    list-style: none; 
    padding: 0; 
    margin: 0; 
}
.tm-mobile-nav-menu li a { 
    display: block; 
    color: #e2e8f0; 
    text-decoration: none; 
    font-size: 1.3rem; 
    font-weight: 600; 
    padding: 1.25rem 0; 
    border-bottom: 1px solid rgba(255, 255, 255, 0.1); 
    transition: all 0.3s ease; 
    border-radius: 8px;
    margin: 0.25rem 0;
}
.tm-mobile-nav-menu li:last-child a { 
    border-bottom: none; 
}
.tm-mobile-nav-menu li a:hover { 
    color: var(--tm-accent); 
    background: rgba(255, 102, 0, 0.1);
    transform: translateX(10px);
    padding-left: 1rem;
}
.tm-mobile-nav-menu .sub-menu { 
    padding-left: 2rem; 
    margin: 0.75rem 0; 
    border-left: 3px solid var(--tm-accent); 
    max-height: 0; 
    overflow: hidden; 
    transition: max-height 0.4s ease-in-out; 
    background: rgba(255, 102, 0, 0.05); 
    border-radius: 0 16px 16px 0; 
}
.tm-mobile-nav-menu .sub-menu a { 
    font-size: 1.1rem; 
    padding: 1rem 0 1rem 1.5rem; 
    border-color: rgba(255, 255, 255, 0.05); 
}
.tm-mobile-nav-menu .menu-item-has-children.is-open > .sub-menu { 
    max-height: 500px; 
}
.tm-mobile-nav-menu .menu-item-has-children > a { 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
}
.tm-mobile-nav-menu .submenu-toggle { 
    background: rgba(255, 255, 255, 0.1); 
    border: 1px solid rgba(255, 255, 255, 0.2); 
    color: inherit; 
    cursor: pointer; 
    padding: 0.75rem; 
    margin-right: -0.75rem; 
    border-radius: 8px;
    transition: all 0.3s ease;
}
.tm-mobile-nav-menu .submenu-toggle:hover {
    background: rgba(255, 102, 0, 0.2);
    color: var(--tm-accent);
}
.tm-mobile-nav-menu .submenu-icon { 
    transition: transform 0.3s ease; 
    display: block; 
}
.tm-mobile-nav-menu li.is-open .submenu-toggle .submenu-icon { 
    transform: rotate(-180deg); 
}
.tm-mobile-socials { 
    margin-top: 3rem; 
    padding-top: 2rem; 
    border-top: 1px solid rgba(255, 255, 255, 0.1); 
    text-align: center; 
}
.tm-mobile-socials a { 
    color: #e2e8f0; 
    text-decoration: none; 
    font-size: 1.75rem; 
    margin: 0 1rem; 
    transition: all 0.3s ease; 
    display: inline-block; 
    padding: 1rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}
.tm-mobile-socials a:hover { 
    color: var(--tm-accent); 
    background: rgba(255, 102, 0, 0.2);
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 8px 25px rgba(255, 102, 0, 0.3);
}