/* ============================================
   ENHANCED HEADER - Sticky with Backdrop Blur
   Ported from React/Tailwind to Vanilla CSS
   ============================================ */

/* Header Container */
.enhanced-header {
    position: sticky;
    top: 0;
    z-index: 50;
    width: 100%;
    max-width: 80rem;
    margin: 0 auto;
    border-bottom: 1px solid transparent;
    transition: all 0.3s ease-out;
}

/* Scrolled State */
.enhanced-header.scrolled {
    background: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-color: #e5e5e5;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

/* Desktop: Add top spacing and rounded corners when scrolled */
@media (min-width: 768px) {
    .enhanced-header.scrolled {
        top: 1rem;
        max-width: 64rem;
        border-radius: 0.375rem;
        border: 1px solid #e5e5e5;
    }
}

/* Nav Container */
.enhanced-header .nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 3.5rem;
    padding: 0 1rem;
    transition: all 0.3s ease-out;
}

@media (min-width: 768px) {
    .enhanced-header .nav-container {
        height: 3rem;
    }
    
    .enhanced-header.scrolled .nav-container {
        padding: 0 0.5rem;
    }
}

/* Logo */
.enhanced-header .logo-link {
    display: flex;
    align-items: center;
}

.enhanced-header .logo-svg {
    height: 1rem;
    transition: height 0.3s ease;
}

.enhanced-header .logo-img {
    height: 2.5rem;
    width: auto;
    transition: height 0.3s ease;
}

.enhanced-header .logo-text {
    font-family: 'Rokkitt', serif;
    font-size: 1.5rem;
    font-weight: 600;
    color: #FF8C42;
    margin-left: 0.75rem;
    transition: font-size 0.3s ease;
}

@media (min-width: 768px) {
    .enhanced-header.scrolled .logo-img {
        height: 2rem;
    }
    
    .enhanced-header.scrolled .logo-text {
        font-size: 1.25rem;
    }
}

/* Hide logo text on mobile */
@media (max-width: 767px) {
    .enhanced-header .logo-text {
        display: none;
    }
}

/* Desktop Nav Menu */
.enhanced-header .nav-menu-desktop {
    display: none;
    align-items: center;
    gap: 0.5rem;
}

@media (min-width: 768px) {
    .enhanced-header .nav-menu-desktop {
        display: flex;
    }
}

.enhanced-header .nav-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: #737373;
    border-radius: 0.375rem;
    transition: all 0.15s ease;
    white-space: nowrap;
}

.enhanced-header .nav-link:hover {
    background: #f5f5f5;
    color: #0a0a0a;
}

.enhanced-header .nav-link:active,
.enhanced-header .nav-link.active {
    background: linear-gradient(135deg, #FF6B9D 0%, #FF8C42 100%);
    color: white;
}

/* Buttons */
.enhanced-header .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: 0.375rem;
    border: none;
    cursor: pointer;
    transition: all 0.15s ease;
    white-space: nowrap;
    text-decoration: none;
}

.enhanced-header .btn-outline {
    background: #ffffff;
    color: #0a0a0a;
    border: 1px solid #e5e5e5;
}

.enhanced-header .btn-outline:hover {
    background: #f5f5f5;
}

.enhanced-header .btn-primary {
    background: linear-gradient(135deg, #FF6B9D 0%, #FF8C42 100%);
    color: white;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
}

.enhanced-header .btn-primary:hover {
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transform: translateY(-1px);
}

.enhanced-header .btn-icon {
    width: 2.5rem;
    height: 2.5rem;
    padding: 0;
}

/* Mobile Menu Toggle Button */
.enhanced-header .menu-toggle-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    padding: 0;
    background: #ffffff;
    border: 1px solid #e5e5e5;
    border-radius: 0.375rem;
    cursor: pointer;
    transition: all 0.15s ease;
}

@media (min-width: 768px) {
    .enhanced-header .menu-toggle-btn {
        display: none;
    }
}

.enhanced-header .menu-toggle-btn:hover {
    background: #f5f5f5;
}

/* Menu Toggle Icon Animation */
.menu-toggle-icon {
    width: 1.25rem;
    height: 1.25rem;
    transition: transform 0.3s ease-in-out;
}

.menu-toggle-icon.open {
    transform: rotate(-45deg);
}

.menu-toggle-icon path:first-child {
    stroke-dasharray: 12 63;
    transition: all 0.3s ease-in-out;
}

.menu-toggle-icon.open path:first-child {
    stroke-dasharray: 20 300;
    stroke-dashoffset: -32.42px;
}

/* Mobile Menu Overlay */
.enhanced-header .mobile-menu {
    position: fixed;
    top: 3.5rem;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 50;
    display: none;
    flex-direction: column;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-top: 1px solid #e5e5e5;
    border-bottom: 1px solid #e5e5e5;
    overflow: hidden;
}

@media (min-width: 768px) {
    .enhanced-header .mobile-menu {
        display: none !important;
    }
}

.enhanced-header .mobile-menu.open {
    display: flex;
}

/* Mobile Menu Content */
.enhanced-header .mobile-menu-content {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 100%;
    padding: 1rem;
    opacity: 0;
    transform: scale(0.95);
    transition: all 0.3s ease-out;
}

.enhanced-header .mobile-menu.open .mobile-menu-content {
    opacity: 1;
    transform: scale(1);
}

.enhanced-header .mobile-menu-links {
    display: grid;
    gap: 0.5rem;
}

.enhanced-header .mobile-menu-links .nav-link {
    justify-content: flex-start;
    padding: 0.75rem 1rem;
    font-size: 1rem;
}

.enhanced-header .mobile-menu-actions {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.enhanced-header .mobile-menu-actions .btn {
    width: 100%;
    padding: 0.75rem 1rem;
}

/* Prevent body scroll when menu is open */
body.menu-open {
    overflow: hidden;
}

/* Support for backdrop-filter */
@supports (backdrop-filter: blur(12px)) or (-webkit-backdrop-filter: blur(12px)) {
    .enhanced-header.scrolled {
        background: rgba(255, 255, 255, 0.5);
    }
    
    .enhanced-header .mobile-menu {
        background: rgba(255, 255, 255, 0.9);
    }
}

/* Fallback for browsers without backdrop-filter */
@supports not ((backdrop-filter: blur(12px)) or (-webkit-backdrop-filter: blur(12px))) {
    .enhanced-header.scrolled {
        background: rgba(255, 255, 255, 0.95);
    }
    
    .enhanced-header .mobile-menu {
        background: rgba(255, 255, 255, 0.98);
    }
}