/* --- HEADER - Design System Variables --- */
:root {
    --nav-primary: #1f3d2b;
    --nav-secondary: #c7a75b;
    --nav-accent: #2d5a47;
    --nav-white: #ffffff;
    --nav-text: #2c3e50;
    --nav-text-light: #6c757d;
    --nav-light-bg: #f8f9fa;
    --nav-border: #e9ecef;
    --nav-shadow: 0 2px 24px rgba(27, 67, 50, 0.08);
    --nav-radius: 8px;
    --nav-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- NAVBAR CONTAINER --- */
.navbar-modern {
    background: var(--nav-white);
    box-shadow: var(--nav-shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: none;
}

.navbar-modern::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--nav-primary), var(--nav-secondary), var(--nav-primary));
    opacity: 0.6;
}

.navbar-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 2rem;
    max-width: 1440px;
    margin: 0 auto;
    gap: 1.5rem;
    min-height: 72px;
}

/* --- Brand / Logo --- */
.navbar-brand-modern {
    flex-shrink: 0;
}

.navbar-brand-modern .brand-link {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--nav-primary);
}

.brand-logo {
    height: 56px;
    width: auto;
    transition: var(--nav-transition);
}

.brand-logo:hover {
    transform: scale(1.03);
}

/* --- DESKTOP NAVIGATION --- */
.navbar-nav-modern {
    display: flex;
    align-items: center;
    flex: 1;
    justify-content: center;
    margin: 0 1rem;
}

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

.nav-item {
    position: relative;
}

.nav-link {
    display: block;
    padding: 0.6rem 0.95rem;
    color: var(--nav-text);
    text-decoration: none;
    font-family: 'Inter', sans-serif;
    font-weight: 500;
    font-size: 0.88rem;
    border-radius: var(--nav-radius);
    transition: var(--nav-transition);
    position: relative;
    letter-spacing: 0.1px;
    white-space: nowrap;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--nav-secondary), #d4af37);
    border-radius: 2px;
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-link:hover {
    color: var(--nav-secondary);
    background: rgba(185, 151, 91, 0.06);
}

.nav-link:hover::after {
    width: 60%;
}

.nav-item.active > .nav-link {
    color: var(--nav-primary);
    font-weight: 600;
    background: rgba(27, 67, 50, 0.05);
    border-bottom: none;
}

.nav-item.active > .nav-link::after {
    width: 70%;
    height: 2.5px;
    background: linear-gradient(90deg, var(--nav-secondary), #d4af37);
}

/* --- Support Dropdown --- */
.nav-dropdown {
    position: relative;
}

.nav-dropdown-toggle {
    background: none;
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.nav-dropdown-caret {
    font-size: 1.2rem;
    color: var(--nav-text-light);
    transition: var(--nav-transition);
}

.nav-dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    min-width: 200px;
    background: var(--nav-white);
    border: 1px solid var(--nav-border);
    border-radius: 10px;
    box-shadow: 0 8px 30px rgba(27, 67, 50, 0.12);
    padding: 0.5rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px) scale(0.98);
    transition: var(--nav-transition);
    z-index: 1001;
}

.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown:focus-within .nav-dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.nav-dropdown:hover .nav-dropdown-caret,
.nav-dropdown:focus-within .nav-dropdown-caret {
    transform: rotate(180deg);
    color: var(--nav-secondary);
}

.nav-dropdown-item {
    display: flex;
    align-items: center;
    padding: 0.7rem 1rem;
    color: var(--nav-text);
    text-decoration: none;
    transition: var(--nav-transition);
    font-family: 'Inter', sans-serif;
    font-size: 0.88rem;
    font-weight: 500;
    border-radius: var(--nav-radius);
}

.nav-dropdown-item:hover {
    background: rgba(185, 151, 91, 0.08);
    color: var(--nav-secondary);
}

.nav-dropdown-item.active {
    background: rgba(27, 67, 50, 0.05);
    color: var(--nav-primary);
    font-weight: 600;
}

/* --- NAVBAR ACTIONS (Right side) --- */
.navbar-actions {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    margin-left: auto;
    flex-shrink: 0;
}

/* --- Place Advert Button --- */
.btn-place-ad {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.6rem 1.25rem;
    background: linear-gradient(135deg, var(--nav-secondary) 0%, #d4af37 100%);
    color: var(--nav-white);
    text-decoration: none;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    font-size: 0.85rem;
    border-radius: var(--nav-radius);
    transition: var(--nav-transition);
    box-shadow: 0 2px 10px rgba(185, 151, 91, 0.3);
    border: none;
    cursor: pointer;
    letter-spacing: 0.2px;
    white-space: nowrap;
}

.btn-place-ad:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 18px rgba(185, 151, 91, 0.4);
    color: var(--nav-white);
}

.chat-notify-link {
    position: relative;
    width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--nav-border);
    border-radius: 50%;
    color: var(--nav-primary);
    background: var(--nav-white);
    text-decoration: none;
    transition: var(--nav-transition);
}

.chat-notify-link:hover {
    border-color: var(--nav-secondary);
    color: var(--nav-secondary);
    box-shadow: 0 2px 10px rgba(185, 151, 91, 0.12);
}

.chat-notify-link.has-unread {
    border-color: rgba(185, 151, 91, 0.7);
    background: rgba(185, 151, 91, 0.08);
}

.chat-notify-badge {
    position: absolute;
    top: -6px;
    right: -6px;
    min-width: 20px;
    height: 20px;
    padding: 0 5px;
    border-radius: 999px;
    background: #dc3545;
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.68rem;
    font-weight: 700;
    line-height: 1;
    border: 2px solid #fff;
}

/* --- User Dropdown --- */
.user-dropdown-modern {
    position: relative;
}

.user-toggle {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.4rem 0.85rem 0.4rem 0.4rem;
    background: var(--nav-white);
    border: 2px solid var(--nav-border);
    border-radius: 50px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--nav-transition);
    font-size: 0.85rem;
    color: var(--nav-text);
    font-family: 'Inter', sans-serif;
}

.user-toggle:hover {
    border-color: var(--nav-secondary);
    box-shadow: 0 2px 10px rgba(185, 151, 91, 0.12);
}

.user-toggle.active {
    border-color: var(--nav-secondary);
    box-shadow: 0 2px 12px rgba(185, 151, 91, 0.15);
}

.user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    overflow: hidden;
    border: 2px solid var(--nav-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--nav-primary), var(--nav-accent));
    flex-shrink: 0;
}

.user-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.user-icon {
    font-size: 10px;
    color: var(--nav-white);
    display: flex;
    align-items: center;
    justify-content: center;
}

.user-name {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--nav-text);
    max-width: 100px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.user-toggle .dropdown-arrow {
    font-size: 1.2rem;
    transition: var(--nav-transition);
    color: var(--nav-text-light);
    margin-left: 2px;
}

.user-toggle.active .dropdown-arrow {
    transform: rotate(180deg);
}

/* --- User Menu Dropdown --- */
.user-menu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: var(--nav-white);
    border-radius: 10px;
    box-shadow: 0 8px 30px rgba(27, 67, 50, 0.12);
    min-width: 200px;
    padding: 0.5rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px) scale(0.98);
    transition: var(--nav-transition);
    z-index: 1001;
    border: 1px solid var(--nav-border);
}

.user-menu.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.menu-item {
    display: flex;
    align-items: center;
    padding: 0.7rem 1rem;
    color: var(--nav-text);
    text-decoration: none;
    transition: var(--nav-transition);
    font-family: 'Inter', sans-serif;
    font-size: 0.88rem;
    font-weight: 500;
    border-radius: var(--nav-radius);
    gap: 0.5rem;
}

.menu-item:hover {
    background: rgba(185, 151, 91, 0.08);
    color: var(--nav-secondary);
}

/* --- MOBILE TOGGLE --- */
.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    border-radius: var(--nav-radius);
    transition: var(--nav-transition);
}

.mobile-toggle:hover {
    background: rgba(185, 151, 91, 0.08);
}

.hamburger-line {
    width: 22px;
    height: 2.5px;
    background: var(--nav-primary);
    border-radius: 2px;
    transition: var(--nav-transition);
}

.mobile-toggle.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(6px, 5px);
}

.mobile-toggle.active .hamburger-line:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.mobile-toggle.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -5px);
}

/* --- MOBILE MENU --- */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    height: 100dvh;
    background: var(--nav-white);
    z-index: 9999;
    overflow-y: auto;
    transform: translateX(-100%);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-menu.show {
    transform: translateX(0);
}

.mobile-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--nav-border);
    background: var(--nav-white);
    position: sticky;
    top: 0;
    z-index: 1;
}

.mobile-logo {
    height: 44px;
    width: auto;
}

.mobile-close {
    background: none;
    border: 2px solid var(--nav-border);
    color: var(--nav-text);
    cursor: pointer;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    font-weight: 600;
    border-radius: 50%;
    transition: var(--nav-transition);
    line-height: 1;
}

.mobile-close:hover {
    background: var(--nav-primary);
    border-color: var(--nav-primary);
    color: var(--nav-white);
}

.mobile-nav-list {
    list-style: none;
    padding: 0.5rem 0;
    margin: 0;
}

.mobile-nav-list li {
    border-bottom: none;
}

.mobile-nav-section {
    padding: 0.9rem 1.5rem 0.4rem;
    color: var(--nav-text-light);
    font-family: 'Inter', sans-serif;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.mobile-nav-link {
    display: flex;
    align-items: center;
    padding: 0.9rem 1.5rem;
    color: var(--nav-text);
    text-decoration: none;
    font-family: 'Inter', sans-serif;
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--nav-transition);
    border-left: 3px solid transparent;
    margin: 0 0.75rem;
    border-radius: var(--nav-radius);
}

.mobile-nav-link:hover {
    background: rgba(185, 151, 91, 0.06);
    color: var(--nav-secondary);
    padding-left: 1.5rem;
}

.mobile-nav-link.active {
    background: rgba(27, 67, 50, 0.05);
    color: var(--nav-primary);
    font-weight: 600;
    border-left: 3px solid var(--nav-secondary);
    padding-left: 1.5rem;
}

.mobile-nav-link.active::after {
    display: none;
}

.mobile-auth {
    padding: 1.5rem;
    display: flex;
    gap: 0.75rem;
    margin: 0.5rem 0.75rem 1.5rem;
    background: var(--nav-light-bg);
    border-radius: 10px;
}

.btn-mobile-login,
.btn-mobile-register {
    flex: 1;
    padding: 0.85rem 1rem;
    text-align: center;
    text-decoration: none;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    border-radius: var(--nav-radius);
    transition: var(--nav-transition);
    font-size: 0.9rem;
}

.btn-mobile-login {
    color: var(--nav-primary);
    border: 2px solid var(--nav-primary);
    background: var(--nav-white);
}

.btn-mobile-login:hover {
    background: var(--nav-primary);
    color: var(--nav-white);
}

.btn-mobile-register {
    background: linear-gradient(135deg, var(--nav-secondary), #d4af37);
    color: var(--nav-white);
    border: 2px solid transparent;
}

.btn-mobile-register:hover {
    background: linear-gradient(135deg, var(--nav-primary), var(--nav-accent));
    box-shadow: 0 4px 12px rgba(27, 67, 50, 0.2);
}

/* --- Mobile CTA --- */
.mobile-cta-wrapper {
    padding: 1rem 1.25rem 0.25rem;
}

.mobile-cta-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
    padding: 0.85rem 1.5rem;
    background: var(--nav-white);
    color: var(--nav-primary);
    text-decoration: none;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: var(--nav-radius);
    transition: var(--nav-transition);
    box-shadow: 0 2px 10px rgba(27, 67, 50, 0.1);
    border: 1.5px solid var(--nav-primary);
}

.mobile-cta-btn:hover {
    background: rgba(27, 67, 50, 0.06);
    color: var(--nav-white);
    box-shadow: 0 4px 14px rgba(27, 67, 50, 0.2);
    color: var(--nav-primary);
}

/* --- RESPONSIVE --- */
@media (max-width: 1200px) {
    .navbar-content {
        padding: 0 1.5rem;
        gap: 1rem;
    }

    .navbar-nav-modern {
        margin: 0 0.5rem;
    }

    .nav-link {
        padding: 0.55rem 0.7rem;
        font-size: 0.82rem;
    }

    .btn-place-ad {
        padding: 0.55rem 1rem;
        font-size: 0.82rem;
    }
}

@media (max-width: 991px) {
    .navbar-nav-modern,
    .navbar-actions .btn-place-ad,
    .navbar-actions .user-dropdown-modern {
        display: none;
    }

    .mobile-toggle {
        display: flex;
    }

    .navbar-content {
        padding: 0 1rem;
        min-height: 64px;
    }

    .brand-logo {
        height: 48px;
    }
}

@media (max-width: 480px) {
    .navbar-content {
        padding: 0 0.75rem;
        min-height: 58px;
    }

    .brand-logo {
        height: 42px;
    }

    .mobile-close {
        width: 32px;
        height: 32px;
        font-size: 1.1rem;
    }

    .mobile-nav-link {
        padding: 0.85rem 1.25rem;
        font-size: 0.9rem;
    }

    .mobile-auth {
        flex-direction: column;
        padding: 1.25rem;
    }
}