/* ===================================
   HEADER STYLES - Modern Minimalist Design
   =================================== */

:root {
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --primary-color: #667eea;
    --primary-dark: #764ba2;
    --text-primary: #333333;
    --text-secondary: #555555;
    --text-muted: #999999;
    --border-color: #e8e8e8;
    --shadow-sm: 0 2px 12px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 16px rgba(102, 126, 234, 0.15);
}

/* Announcement Bar */
.announcement-bar {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 10px 0;
    font-size: 12px;
    text-align: center;
}

.announcement-content {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 30px;
    flex-wrap: wrap;
}

.announcement-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-weight: 500;
}

.announcement-item i {
    color: rgba(255, 255, 255, 0.9);
    font-size: 13px;
}

/* Main Header */
.site-header {
    background: white;
    border-bottom: 1px solid var(--border-color);
    padding: 16px 0;
    position: sticky;
    top: 0;
    z-index: 999;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

.site-header > div {
    display: flex;
    width: 100%;
    align-items: center;
}

.site-header > div > div {
    display: flex;
    width: 100%;
    align-items: center;
}

.header-main {
    display: flex;
    align-items: center;
    width: 100%;
    gap: 20px;
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    color: var(--text-primary);
    cursor: pointer;
    padding: 5px;
    transition: color 0.3s ease;
    flex-shrink: 0;
}

.mobile-menu-btn:hover {
    color: var(--primary-color);
}

/* Logo */
.header-logo {
    flex-shrink: 0;
    transition: transform 0.3s ease;
    order: 1;
}

.header-logo:hover {
    transform: scale(1.02);
}

.header-logo img {
    height: 50px;
    width: auto;
    object-fit: contain;
    display: block;
}

/* Search Bar */
.header-search {
    flex: 1;
    margin: 0 20px;
    order: 2;
    min-width: 0;
}

.desktop-search {
    display: block;
}

.mobile-search {
    display: none;
    padding: 15px 0;
    border-top: 1px solid var(--border-color);
}

.search-form {
    position: relative;
    width: 100%;
}

.search-input {
    width: 100%;
    padding: 12px 50px 12px 18px;
    border: 1.5px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    color: var(--text-primary);
    background: #f9f9f9;
    outline: none;
    transition: all 0.3s ease;
    font-weight: 500;
}

.search-input::placeholder {
    color: var(--text-muted);
    font-weight: 400;
}

.search-input:focus {
    border-color: var(--primary-color);
    background: white;
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.08);
}

.search-btn {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    background: var(--primary-color);
    border: none;
    width: 36px;
    height: 36px;
    border-radius: 6px;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
}

.search-btn:hover {
    background: var(--primary-dark);
    box-shadow: var(--shadow-md);
    transform: translateY(-50%) scale(1.05);
}

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: 24px;
    flex-shrink: 0;
    order: 3;
}

.action-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-primary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    background: none;
    border: none;
    padding: 8px;
    position: relative;
    transition: all 0.3s ease;
    border-radius: 6px;
}

.action-btn:hover {
    color: var(--primary-color);
    background: rgba(102, 126, 234, 0.08);
}

.action-btn i {
    font-size: 20px;
    transition: transform 0.3s ease;
}

.action-btn:hover i {
    transform: scale(1.1);
}

.action-label {
    font-size: 13px;
    font-weight: 500;
}

.mobile-search-btn {
    display: none;
}

/* Account Dropdown */
.account-dropdown {
    position: relative;
}

.account-trigger {
    cursor: pointer;
}

.account-dropdown .dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    background: white;
    box-shadow: 0 8px 24px rgba(0,0,0,0.12);
    border-radius: 8px;
    min-width: 220px;
    padding: 8px 0;
    margin-top: 2px;
    z-index: 1000;
    border: 1px solid var(--border-color);
}

.account-dropdown:hover .dropdown-menu {
    display: block;
    animation: slideDown 0.2s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.account-dropdown .dropdown-menu a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 18px;
    color: var(--text-primary);
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 14px;
}

.account-dropdown .dropdown-menu a:hover {
    background: rgba(102, 126, 234, 0.08);
    color: var(--primary-color);
    padding-left: 22px;
}

.account-dropdown .dropdown-menu a i {
    color: var(--text-muted);
    width: 18px;
    text-align: center;
    transition: color 0.3s ease;
}

.account-dropdown .dropdown-menu a:hover i {
    color: var(--primary-color);
}

/* Cart Badge */
.cart-badge {
    position: absolute;
    top: -10px;
    right: -10px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 50%;
    width: 22px;
    height: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 700;
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.3);
}

/* Main Navigation */
.main-navigation {
    background: white;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 81px;
    z-index: 998;
    transition: all 0.3s ease;
}

.nav-menu {
    display: flex;
    align-items: center;
    justify-content: center;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 35px;
}

.nav-menu > li {
    position: relative;
}

.nav-menu > li > a {
    display: flex;
    align-items: center;
    gap: 5px;
    color: var(--text-primary);
    text-decoration: none;
    padding: 18px 0;
    font-size: 15px;
    font-weight: 500;
    letter-spacing: 0.3px;
    transition: all 0.3s ease;
    position: relative;
}

.nav-menu > li > a::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

.nav-menu > li > a:hover {
    color: var(--primary-color);
}

.nav-menu > li > a:hover::after {
    width: 100%;
}

.nav-menu > li > a i {
    font-size: 12px;
}

/* Dropdown Menus */
.has-dropdown {
    position: relative;
}

/* Mega Menu */
.mega-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: white;
    box-shadow: 0 12px 32px rgba(0,0,0,0.15);
    border-radius: 8px;
    padding: 30px;
    min-width: 700px;
    margin-top: 8px;
    z-index: 1000;
}

.has-dropdown:hover .mega-menu {
    display: block;
    animation: slideDown 0.3s ease;
}

.mega-menu-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.menu-column h4 {
    font-size: 14px;
    font-weight: 700;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    margin-bottom: 15px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--primary-color);
}

.menu-column ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.menu-column ul li {
    margin-bottom: 10px;
}

.menu-column ul li a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s ease;
    display: block;
    padding: 5px 0;
    font-weight: 500;
}

.menu-column ul li a:hover {
    color: var(--primary-color);
    padding-left: 8px;
}

/* Simple Dropdown */
.dropdown-menu-simple {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: white;
    box-shadow: 0 8px 24px rgba(0,0,0,0.12);
    border-radius: 8px;
    min-width: 220px;
    padding: 8px 0;
    margin-top: 8px;
    z-index: 1000;
    border: 1px solid var(--border-color);
}

.has-dropdown:hover .dropdown-menu-simple {
    display: block;
    animation: slideDown 0.2s ease;
}

.dropdown-menu-simple a {
    display: block;
    padding: 12px 18px;
    color: var(--text-primary);
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s ease;
    font-weight: 500;
}

.dropdown-menu-simple a:hover {
    background: rgba(102, 126, 234, 0.08);
    color: var(--primary-color);
    padding-left: 24px;
}

/* ===================================
   RESPONSIVE STYLES
   =================================== */

@media (min-width: 1025px) {
    header.site-header > div > div {
        display: flex;
    }
}

@media (max-width: 991px) {
    /* Announcement Bar */
    .announcement-content {
        gap: 15px;
        font-size: 11px;
    }
    
    .announcement-item {
        gap: 4px;
    }
    
    /* Header */
    .mobile-menu-btn {
        display: block;
    }
    
    .header-logo img {
        height: 40px;
    }
    
    /* Search */
    .desktop-search {
        display: none;
    }
    
    .mobile-search-btn {
        display: flex;
    }
    
    /* Navigation */
    .main-navigation {
        position: fixed;
        top: 0;
        left: -100%;
        height: 100vh;
        width: 280px;
        background: white;
        z-index: 9999;
        transition: left 0.3s ease;
        box-shadow: 2px 0 10px rgba(0,0,0,0.1);
        overflow-y: auto;
    }
    
    .main-navigation.active {
        left: 0;
    }
    
    .nav-menu {
        flex-direction: column;
        align-items: flex-start;
        padding: 20px 0;
        gap: 0;
    }
    
    .nav-menu > li {
        width: 100%;
        border-bottom: 1px solid var(--border-color);
    }
    
    .nav-menu > li > a {
        padding: 15px 20px;
        width: 100%;
        justify-content: space-between;
    }

    .nav-menu > li > a::after {
        display: none;
    }
    
    /* Mega Menu - Mobile */
    .mega-menu {
        position: static;
        transform: none;
        box-shadow: none;
        border-radius: 0;
        min-width: auto;
        padding: 0 20px 20px;
        display: none;
    }
    
    .has-dropdown.open .mega-menu {
        display: block;
    }
    
    .mega-menu-content {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .dropdown-menu-simple {
        position: static;
        box-shadow: none;
        border-radius: 0;
        padding: 0 20px 10px;
        display: none;
    }
    
    .has-dropdown.open .dropdown-menu-simple {
        display: block;
    }
}

@media (max-width: 768px) {
    .announcement-bar {
        padding: 6px 0;
    }
    
    .announcement-content {
        gap: 10px;
        flex-direction: column;
    }
    
    .action-label {
        display: none;
    }
    
    .action-btn {
        padding: 6px;
    }
    
    .header-actions {
        gap: 12px;
    }

    .site-header {
        padding: 12px 0;
    }
}

@media (max-width: 576px) {
    .header-logo img {
        height: 35px;
    }
    
    .header-main {
        gap: 12px;
    }
    
    .header-actions {
        gap: 8px;
    }
    
    .action-btn i {
        font-size: 18px;
    }
    
    .announcement-item {
        font-size: 10px;
    }

    .action-btn {
        padding: 4px;
    }

    .search-btn {
        width: 32px;
        height: 32px;
        font-size: 14px;
    }
}

/* Mobile Menu Overlay */
.mobile-menu-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 9998;
}

.mobile-menu-overlay.active {
    display: block;
}