/* ================================
   Premium Glassmorphic Header
   ================================ */

/* Header Container */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 10000;
    /* Increased to ensure nav is above everything */
    transition: all 0.3s ease;
}

/* Top Bar */
.top-bar {
    background: rgba(245, 240, 232, 0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-bottom: 1px solid rgba(229, 221, 213, 0.3);
    height: 35px;
    display: flex;
    align-items: center;
    transition: all 0.3s ease;
}

.top-bar-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-bar-left,
.top-bar-right {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.location-selector,
.language-toggle,
.help-link {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    font-family: 'Inter', sans-serif;
    font-size: 0.8125rem;
    color: #2C2C2C;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
}

.location-selector:hover,
.language-toggle:hover,
.help-link:hover {
    color: #4a90e2;
}

.site-header .location-icon,
.site-header .help-icon {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
    display: inline-block;
    position: static !important;
}



/* Main Header */
.main-header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(229, 221, 213, 0.3);
    height: 75px;
    display: flex;
    align-items: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.02);
    transition: all 0.3s ease;
}

.main-header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1rem;
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* ── Logo Keyframe Animations ─────────────────────────── */
@keyframes logoFloat {
    0%, 100% { transform: translateY(0px); }
    50%       { transform: translateY(-4px); }
}

@keyframes logoShimmer {
    0%   { left: -120%; }
    100% { left: 160%; }
}

/* Logo wrapper */
.header-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    height: 100% !important;
    transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
    position: relative;
    overflow: visible;
}

.header-logo:hover {
    transform: scale(1.04);
}

/* Logo image — glow + float */
#header-logo-img.logo-img {
    height: 58px !important;  /* slightly smaller for better text balance */
    max-height: 100% !important;
    width: auto !important;
    display: block !important;
    object-fit: contain !important;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    margin-left: 0 !important;
    margin-right: 1.25rem;
    position: relative;
    z-index: 1;
    /* Gentle floating animation */
    animation: logoFloat 3.5s ease-in-out infinite;
    transition: filter 0.35s ease, transform 0.35s ease;
}

/* Subtle brightening on hover — no glow */
.header-logo:hover #header-logo-img.logo-img {
    filter: brightness(1.07);
    animation-play-state: paused;
}

/* Shimmer sweep on hover — pseudo-element on the wrapper */
.header-logo::after {
    content: '';
    position: absolute;
    top: 0;
    left: -120%;
    width: 60%;
    height: 100%;
    background: linear-gradient(
        120deg,
        transparent 20%,
        rgba(255, 255, 255, 0.55) 50%,
        transparent 80%
    );
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.1s;
    border-radius: 4px;
}

.header-logo:hover::after {
    opacity: 1;
    animation: logoShimmer 0.65s ease forwards;
}

/* Scrolled state — keep same height */
.site-header.scrolled #header-logo-img.logo-img {
    height: 58px !important;
}

/* Navigation */
.main-nav {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-item {
    position: relative;
}

.nav-link {
    font-family: 'Inter', sans-serif;
    font-size: 0.9375rem;
    font-weight: 500;
    color: #2C2C2C;
    text-decoration: none;
    transition: all 0.3s ease;
    padding: 0.5rem 0;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.nav-link:hover {
    color: #4a90e2;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(135deg, #4a90e2 0%, #2F5D3A 100%);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

.dropdown-icon {
    width: 12px;
    height: 12px;
    transition: transform 0.3s ease;
}

.nav-item:hover .dropdown-icon {
    transform: rotate(180deg);
}

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    flex-shrink: 0; /* Never squash the action icons */
}

@media (max-width: 400px) {
    .header-actions {
        gap: 0.5rem !important;
        /* Tighter gap for small phones */
    }
}

.messages-icon-link {
    display: flex;
    /* Hidden by default until JS checks auth? No, visible is fine, redirect to login if not */
    align-items: center;
    color: #2C2C2C;
    transition: all 0.3s ease;
    text-decoration: none;
}

.messages-icon-link:hover {
    color: #4a90e2;
    transform: scale(1.1);
}

.message-icon-header {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

.notification-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background: #ef4444;
    color: white;
    font-size: 0.7rem;
    font-weight: 700;
    min-width: 18px;
    height: 18px;
    border-radius: 9px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 4px;
    border: 2px solid white;
}

.search-toggle {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    display: none;
    /* Hidden until search functionality is implemented */
    align-items: center;
    color: #2C2C2C;
    transition: all 0.3s ease;
}

.search-toggle:hover {
    color: #4a90e2;
    transform: scale(1.1);
}

.search-icon-header {
    width: 20px;
    height: 20px;
}

.post-ad-btn {
    padding: 0.75rem 1.75rem;
    background: linear-gradient(135deg, #2F5D3A 0%, #4a90e2 100%);
    color: white;
    border: none;
    border-radius: 50px;
    font-family: 'Inter', sans-serif;
    font-size: 0.9375rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(74, 144, 226, 0.25);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.post-ad-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(74, 144, 226, 0.35);
    background: linear-gradient(135deg, #4a90e2 0%, #2F5D3A 100%);
}

.post-icon {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.user-menu-toggle {
    background: none;
    border: 2px solid rgba(229, 221, 213, 0.5);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.user-menu-toggle:hover {
    border-color: #4a90e2;
    transform: scale(1.05);
}

.user-icon {
    width: 20px;
    height: 20px;
    color: #2C2C2C;
    flex-shrink: 0;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    color: #2C2C2C;
    flex-shrink: 0; /* Prevent burger menu from squishing */
}

.hamburger-icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    display: block;
}

/* Sticky Header State */
.site-header.scrolled .top-bar {
    height: 0;
    opacity: 0;
    overflow: hidden;
}

.site-header.scrolled .main-header {
    height: 65px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
    /* Increased for visibility */
}

/* Dropdown Menu (for future implementation) */
.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(229, 221, 213, 0.3);
    border-radius: 12px;
    padding: 1rem;
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    margin-top: 0.5rem;
}

.nav-item:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .main-header-container {
        padding: 0 1.5rem;
    }

    .nav-menu {
        gap: 1.5rem;
    }

    .header-actions {
        gap: 1rem;
    }
}

@media (max-width: 768px) {
    .top-bar {
        height: 30px;
    }

    .top-bar-container {
        padding: 0 1rem;
    }

    .top-bar-left,
    .top-bar-right {
        gap: 1rem;
    }

    .main-header {
        height: 65px;
        padding: 0 3px !important;
        /* Removed vertical padding to maximize logo size */
        box-shadow: 0 2px 12px rgba(0, 0, 0, 0.1) !important;
    }

    .main-header-container {
        padding: 0 0.75rem; /* Restored some padding for breathing room */
        height: 100%;
    }

    #header-logo-img.logo-img {
        height: 44px !important;
        margin-left: 0.25rem !important;
        margin-right: 0.5rem !important;
        animation-duration: 4s; /* slower float on mobile */
    }

    .logo-text {
        font-size: 1.125rem;
    }

    .logo-tagline {
        display: none;
    }

    .main-nav {
        display: none;
        position: fixed;
        top: 90px;
        left: 0;
        width: 100%;
        height: calc(100vh - 90px);
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        flex-direction: column;
        align-items: flex-start;
        padding: 2rem;
        gap: 0;
        overflow-y: auto;
        overflow-x: hidden;
        z-index: 9999;
        animation: slideInFromRight 0.3s ease;
    }

    @keyframes slideInFromRight {
        from {
            opacity: 0;
            transform: translateX(100%);
        }

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

    .main-nav.active {
        display: flex;
    }

    .nav-menu {
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
        width: 100%;
    }

    .nav-item {
        width: 100%;
        border-bottom: 1px solid rgba(229, 221, 213, 0.3);
    }

    .nav-link {
        padding: 1rem 0;
        width: 100%;
        font-size: 1.125rem;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .header-actions {
        gap: 0.35rem; /* Even tighter for extremely small screens */
    }

    .post-ad-btn {
        padding: 0.5rem 1rem;
    }

    .post-ad-btn span {
        display: none;
    }

    .site-header.scrolled .main-header {
        height: 50px;
    }

    .site-header.scrolled #header-logo-img.logo-img {
        height: 44px !important;
    }

    .site-header.scrolled .main-nav {
        top: 55px;
        height: calc(100vh - 55px);
    }
}

@media (max-width: 480px) {
    .top-bar-container {
        padding: 0 0.5rem;
    }

    .top-bar-left,
    .top-bar-right {
        gap: 0.625rem;
    }

    .location-icon {
        width: 12px;
        height: 12px;
    }

    .main-header-container {
        padding: 0 0.5rem;
    }

    .logo-text {
        font-size: 1rem;
    }

    .header-actions {
        gap: 0.5rem;
    }

    .post-ad-btn {
        padding: 0.5rem;
    }

    .user-menu-toggle {
        width: 32px;
        height: 32px;
    }

    .message-icon-header {
        width: 20px;
        height: 20px;
    }
}

/* Premium User Dropdown Styles */
#userDropdown {
    position: absolute;
    top: calc(100% + 15px);
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.12), 0 0 0 1px rgba(0, 0, 0, 0.05);
    min-width: 260px;
    display: none;
    z-index: 1000000;
    overflow: hidden;
    animation: dropdownFadeIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    transform-origin: top right;
}

@keyframes dropdownFadeIn {
    from {
        opacity: 0;
        transform: translateY(10px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.dropdown-user-header {
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    padding: 1.25rem;
    border-bottom: 1px solid #e2e8f0;
}

.dropdown-user-name {
    font-weight: 700;
    color: #0f172a;
    font-size: 1rem;
    margin-bottom: 2px;
}

.dropdown-user-email {
    font-size: 0.8rem;
    color: #64748b;
    margin-bottom: 8px;
    word-break: break-all;
}

.dropdown-trust-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: #ecfdf5;
    color: #059669;
    padding: 2px 8px;
    border-radius: 20px;
    font-size: 0.7rem;
    font-weight: 600;
    border: 1px solid #d1fae5;
}

.dropdown-menu-list {
    padding: 0.5rem;
}

.dropdown-navigation-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0.75rem 0.85rem;
    color: #334155;
    text-decoration: none;
    border-radius: 10px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.2s ease;
    cursor: pointer;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
    font-family: inherit;
}

.dropdown-navigation-item:hover {
    background: #f8fafc;
    color: #4a90e2;
    transform: translateX(4px);
}

.dropdown-navigation-item svg {
    width: 18px;
    height: 18px;
    stroke: currentColor;
    stroke-width: 2;
    opacity: 0.7;
}

.dropdown-navigation-item:hover svg {
    opacity: 1;
}

.dropdown-navigation-item.premium {
    color: #4f46e5;
    background: #f5f3ff;
    font-weight: 600;
}

.dropdown-navigation-item.premium:hover {
    background: #ede9fe;
}

.dropdown-navigation-item.admin {
    color: #6366f1;
    border-top: 1px solid #f1f5f9;
    margin-top: 4px;
    padding-top: 0.85rem;
    border-radius: 0;
}

.dropdown-navigation-item.logout {
    color: #ef4444;
    border-top: 1px solid #f1f5f9;
    margin-top: 4px;
    border-radius: 0;
}

.dropdown-navigation-item.logout:hover {
    background: #fef2f2;
}

.dropdown-nav-badge {
    background: #ef4444;
    color: white;
    padding: 2px 6px;
    border-radius: 10px;
    font-size: 0.7rem;
    font-weight: 700;
    margin-left: auto;
}