/*--------------------------------------------------------------
Ultra-Minimalistic Header - Version 1 (NEUTRAL)
Subtle Blue - Professional & Clean
--------------------------------------------------------------*/

/* Color Variables - Neutral Palette */
:root {
    --neutral-900: #1e293b;   /* Dark slate */
    --neutral-700: #334155;   /* Medium slate */
    --neutral-600: #475569;   /* Slate */
    --neutral-500: #64748b;   /* Gray-blue */
    --neutral-400: #94a3b8;   /* Light slate */
    --soft-blue: #0ea5e9;     /* Soft cyan */
    --soft-blue-dark: #0284c7; /* Darker cyan */
}

/* Header Container */
.site-header-modern {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* REAL Glassmorphism Effect */
.header-glass-container {
    background: rgba(255, 255, 255, 0.65);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08),
                0 1px 0 rgba(255, 255, 255, 0.5) inset;
}

/* Scrolled State - Slightly More Opacity */
.site-header-modern.scrolled .header-glass-container {
    background: rgba(255, 255, 255, 0.75);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12),
                0 1px 0 rgba(255, 255, 255, 0.5) inset;
}

/* Main Header Row */
.header-main-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
    gap: 2rem;
}

/* Logo Styling - NEUTRAL DARK GRAY */
.site-branding-modern {
    flex-shrink: 0;
}

.site-logo-modern {
    display: flex;
    align-items: center;
    text-decoration: none;
    transition: all 0.3s ease;
}

.logo-text {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--neutral-900);
    transition: all 0.3s ease;
}

.site-logo-modern:hover .logo-text {
    color: var(--neutral-700);
    transform: translateY(-1px);
}

/* Primary Navigation - Ultra Clean */
.main-navigation-modern {
    flex-grow: 1;
    display: flex;
    justify-content: center;
}

.main-navigation-modern ul {
    list-style: none;
    display: flex;
    gap: 0.25rem;
    margin: 0;
    padding: 0;
    align-items: center;
}

.main-navigation-modern li {
    margin: 0;
}

.main-navigation-modern a {
    display: block;
    padding: 0.625rem 1rem;
    color: var(--neutral-700);
    font-weight: 500;
    font-size: 0.9375rem;
    text-decoration: none;
    position: relative;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Subtle blue underline on hover */
.main-navigation-modern a::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 60%;
    height: 2px;
    background: var(--soft-blue);
    border-radius: 2px;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.main-navigation-modern a:hover {
    color: var(--neutral-900);
}

.main-navigation-modern a:hover::after {
    transform: translateX(-50%) scaleX(1);
}

.main-navigation-modern .current-menu-item a,
.main-navigation-modern .current_page_item a {
    color: var(--neutral-900);
}

.main-navigation-modern .current-menu-item a::after,
.main-navigation-modern .current_page_item a::after {
    transform: translateX(-50%) scaleX(1);
    background: var(--soft-blue);
}

/* Category Navigation - NO BOXES, Just Text */
.category-navigation-modern {
    padding: 0.75rem 0 1rem;
    border-top: 1px solid rgba(0, 0, 0, 0.06);
    margin-top: 0.5rem;
}

.category-navigation-modern ul {
    list-style: none;
    display: flex;
    gap: 2rem;
    margin: 0;
    padding: 0;
    flex-wrap: wrap;
    justify-content: center;
}

.category-navigation-modern li {
    margin: 0;
}

.category-navigation-modern a {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0;
    font-size: 0.875rem;
    font-weight: 500;
    text-decoration: none;
    color: var(--neutral-500);
    position: relative;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Subtle blue underline for categories */
.category-navigation-modern a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--soft-blue);
    border-radius: 2px;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.category-navigation-modern a:hover {
    color: var(--neutral-900);
    transform: translateY(-1px);
}

.category-navigation-modern a:hover::after {
    transform: scaleX(1);
}

/* Header Actions */
.header-actions-modern {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-shrink: 0;
}

.search-toggle-btn,
.dark-mode-toggle {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: 10px;
    color: var(--neutral-700);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.search-toggle-btn:hover,
.dark-mode-toggle:hover {
    background: rgba(255, 255, 255, 0.8);
    color: var(--neutral-900);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.search-toggle-btn:active,
.dark-mode-toggle:active {
    transform: translateY(0);
}

/* Dark Mode Icons */
.dark-mode-toggle .moon-icon {
    display: none;
}

body.dark-mode .dark-mode-toggle .sun-icon {
    display: none;
}

body.dark-mode .dark-mode-toggle .moon-icon {
    display: block;
}

/* SLIM MODERN Search Overlay */
.search-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.search-overlay.active {
    opacity: 1;
    visibility: visible;
}

.search-overlay-content {
    position: relative;
    width: 90%;
    max-width: 600px;
    transform: translateY(-30px) scale(0.95);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.search-overlay.active .search-overlay-content {
    transform: translateY(0) scale(1);
}

/* Slim Modern Search Form */
.search-form-modern {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    padding: 0.875rem 1.25rem;
    border-radius: 50px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3),
                0 0 0 1px rgba(255, 255, 255, 0.5) inset;
    transition: all 0.3s ease;
}

.search-form-modern:focus-within {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4),
                0 0 0 2px var(--soft-blue),
                0 0 20px rgba(14, 165, 233, 0.3);
    transform: scale(1.02);
}

.search-field-modern {
    flex: 1;
    border: none;
    outline: none;
    font-size: 1rem;
    font-family: var(--font-sans);
    color: var(--neutral-900);
    background: transparent;
    padding: 0.25rem 0;
}

.search-field-modern::placeholder {
    color: var(--neutral-400);
}

/* Soft blue submit button */
.search-submit-modern {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--soft-blue);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.search-submit-modern:hover {
    background: var(--soft-blue-dark);
    transform: scale(1.1) rotate(10deg);
    box-shadow: 0 4px 12px rgba(14, 165, 233, 0.4);
}

.search-submit-modern:active {
    transform: scale(0.95) rotate(10deg);
}

/* Minimal Close Button */
.search-close-btn {
    position: absolute;
    top: -70px;
    right: 0;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
}

.search-close-btn:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1) rotate(90deg);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 0, 0, 0.06);
    padding: 8px;
    cursor: pointer;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.mobile-menu-toggle:hover {
    background: rgba(255, 255, 255, 0.8);
}

.mobile-menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--neutral-700);
    border-radius: 2px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* Mobile Navigation Drawer */
.mobile-nav-drawer {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    max-width: 320px;
    height: 100vh;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    box-shadow: -4px 0 30px rgba(0, 0, 0, 0.15);
    z-index: 1999;
    transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow-y: auto;
}

.mobile-nav-drawer.active {
    right: 0;
}

.mobile-nav-content {
    padding: 2rem 1.5rem;
}

.mobile-primary-nav ul,
.mobile-category-nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.mobile-primary-nav li,
.mobile-category-nav li {
    margin-bottom: 0.5rem;
}

.mobile-primary-nav a,
.mobile-category-nav a {
    display: block;
    padding: 0.875rem 1rem;
    color: var(--neutral-700);
    font-weight: 500;
    text-decoration: none;
    border-radius: 10px;
    transition: all 0.3s ease;
    position: relative;
}

.mobile-primary-nav a::before,
.mobile-category-nav a::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%) scaleY(0);
    width: 3px;
    height: 100%;
    background: var(--soft-blue);
    border-radius: 0 2px 2px 0;
    transition: transform 0.3s ease;
}

.mobile-primary-nav a:hover,
.mobile-category-nav a:hover {
    background: rgba(14, 165, 233, 0.08);
    color: var(--neutral-900);
    padding-left: 1.5rem;
}

.mobile-primary-nav a:hover::before,
.mobile-category-nav a:hover::before {
    transform: translateY(-50%) scaleY(1);
}

.mobile-categories-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-border), transparent);
    margin: 1.5rem 0;
}

/* Content Spacing for Fixed Header */
.site-content {
    padding-top: 140px;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .header-main-row {
        gap: 1rem;
    }
    
    .main-navigation-modern ul {
        gap: 0.25rem;
    }
    
    .main-navigation-modern a {
        padding: 0.5rem 0.75rem;
        font-size: 0.875rem;
    }
    
    .category-navigation-modern ul {
        gap: 1.5rem;
    }
}

@media (max-width: 768px) {
    .hidden-mobile {
        display: none !important;
    }
    
    .hidden-desktop {
        display: flex !important;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .header-main-row {
        padding: 0.875rem 0;
    }
    
    .logo-text {
        font-size: 1.5rem;
    }
    
    .site-content {
        padding-top: 70px;
    }
    
    .search-overlay-content {
        width: 95%;
    }
    
    .search-form-modern {
        padding: 0.75rem 1rem;
    }
    
    .search-field-modern {
        font-size: 0.9375rem;
    }
}

/* Smooth Entrance Animation */
@keyframes slideInDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.site-header-modern {
    animation: slideInDown 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Floating Effect on Scroll */
.site-header-modern.scrolled {
    transform: translateY(-1px);
}

/* Micro-interactions */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

.search-toggle-btn:focus,
.dark-mode-toggle:focus {
    animation: pulse 2s infinite;
}