/**
 * COMPLETE HEADER STYLES FOR DESINSECT13000
 * This file contains ALL header-related CSS including:
 * - Main header structure
 * - Navigation menus
 * - Dropdowns (1st, 2nd, and 3rd level)
 * - Mobile menu
 * - All responsive behaviors
 */

/* ========================================
   HEADER STRUCTURE & LAYOUT
   ======================================== */

.site-header {
    background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
    padding: 1rem 0;
    position: relative;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.site-branding {
    display: flex;
    align-items: center;
}

.site-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: white;
    font-size: 1.5rem;
    font-weight: bold;
}

.site-logo .logo-icon {
    font-size: 2rem;
    margin-right: 10px;
}

.site-title {
    font-size: 1.5rem;
    margin: 0;
    color: white;
}

.site-tagline {
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.9rem;
    margin: 5px 0 0 0;
}

.header-actions {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.header-actions a {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    text-decoration: none;
    transition: all 0.3s ease;
    font-weight: 600;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.header-actions a:hover {
    background: white;
    color: #28a745;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

/* ========================================
   MAIN NAVIGATION
   ======================================== */

.main-navigation {
    position: relative;
}

.main-navigation ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
}

.main-navigation > ul > li {
    position: relative;
    margin: 0 15px;
}

.main-navigation a {
    color: white;
    text-decoration: none;
    padding: 0.75rem 1rem;
    display: block;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.main-navigation > ul > li > a {
    font-size: 1rem;
}

.main-navigation > ul > li > a:hover {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 5px;
}

/* Arrow indicator for dropdowns */
.menu-item-has-children > a::after {
    content: " ▼";
    font-size: 0.8em;
    margin-left: 5px;
}

/* ========================================
   FIRST LEVEL DROPDOWN MENUS
   ======================================== */

.main-navigation .sub-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 250px;
    background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
    border-radius: 8px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 9999;
    border: 2px solid rgba(255, 255, 255, 0.2);
    padding: 10px 0;
}

.main-navigation li:hover > .sub-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.main-navigation .sub-menu li {
    position: relative;
    margin: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.main-navigation .sub-menu li:last-child {
    border-bottom: none;
}

.main-navigation .sub-menu a {
    color: white;
    padding: 12px 20px;
    font-size: 0.95rem;
    display: block;
    transition: all 0.3s ease;
}

.main-navigation .sub-menu a:hover {
    background: rgba(255, 255, 255, 0.15);
    padding-left: 25px;
}

/* Arrow for items with third-level menus */
.main-navigation .sub-menu .menu-item-has-children > a::after {
    content: " ▶";
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.8em;
}

/* ========================================
   THIRD LEVEL DROPDOWN MENUS
   ======================================== */

.main-navigation .sub-menu .sub-menu {
    position: absolute;
    left: 100%;
    top: -10px;
    min-width: 280px;
    background: linear-gradient(135deg, #20c997 0%, #28a745 100%);
    border-radius: 8px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
    opacity: 0;
    visibility: hidden;
    transform: translateX(-10px);
    transition: all 0.3s ease;
    z-index: 10000;
    border: 2px solid rgba(255, 255, 255, 0.3);
    padding: 10px 0;
}

.main-navigation .sub-menu li:hover > .sub-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
}

.main-navigation .sub-menu .sub-menu a {
    color: white;
    padding: 12px 20px 12px 25px;
    font-size: 0.9rem;
}

.main-navigation .sub-menu .sub-menu a:hover {
    background: rgba(255, 255, 255, 0.2);
    padding-left: 30px;
}

.main-navigation .sub-menu .sub-menu li {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.main-navigation .sub-menu .sub-menu li:last-child {
    border-bottom: none;
}

/* ========================================
   MOBILE MENU TOGGLE
   ======================================== */

.menu-toggle {
    display: none;
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid white;
    color: white;
    padding: 10px 15px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1.2rem;
}

.menu-toggle:hover {
    background: white;
    color: #28a745;
}

/* Hide mobile close button on desktop */
.mobile-menu-close {
    display: none;
}

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

@media (max-width: 1024px) {
    /* Show mobile toggle */
    .menu-toggle {
        display: block;
    }
    
    /* Hide desktop navigation */
    .main-navigation {
        position: fixed;
        top: 0;
        left: -100%;
        width: 80%;
        max-width: 400px;
        height: 100vh;
        background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
        z-index: 9999;
        transition: left 0.3s ease;
        overflow-y: auto;
    }
    
    .main-navigation.toggled {
        left: 0;
    }
    
    /* Mobile menu close button */
    .mobile-menu-close {
        display: flex !important;
        position: absolute;
        top: 15px;
        right: 15px;
        background: rgba(255, 255, 255, 0.2);
        border: 2px solid white;
        color: white;
        font-size: 24px;
        width: 40px;
        height: 40px;
        border-radius: 50%;
        cursor: pointer;
        align-items: center;
        justify-content: center;
        transition: all 0.3s ease;
        z-index: 10000;
        line-height: 1;
        padding: 0;
    }
    
    .mobile-menu-close:hover {
        background: white;
        color: #28a745;
        transform: rotate(90deg);
    }
    
    /* Mobile menu structure */
    .main-navigation ul {
        flex-direction: column;
        align-items: stretch;
        padding: 20px 0;
    }
    
    .main-navigation > ul > li {
        margin: 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .main-navigation a {
        color: white;
        padding: 15px 20px;
    }
    
    /* Mobile dropdowns */
    .main-navigation .sub-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        background: rgba(0, 0, 0, 0.1);
        border-radius: 0;
        box-shadow: none;
        border: none;
        display: none;
        padding: 0;
    }
    
    .main-navigation .sub-menu.toggled {
        display: block;
    }
    
    .main-navigation .sub-menu a {
        padding-left: 40px;
    }
    
    /* Third level on mobile */
    .main-navigation .sub-menu .sub-menu {
        position: static;
        background: rgba(0, 0, 0, 0.2);
        transform: none;
    }
    
    .main-navigation .sub-menu .sub-menu a {
        padding-left: 60px;
    }
    
    /* Mobile 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;
    }
}

@media (max-width: 768px) {
    .header-top {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .header-actions {
        width: 100%;
        justify-content: center;
    }
    
    .site-logo {
        font-size: 1.2rem;
    }
    
    .site-title {
        font-size: 1.2rem;
    }
}

/* ========================================
   HOVER EFFECTS & ANIMATIONS
   ======================================== */

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideRight {
    from {
        opacity: 0;
        transform: translateX(-10px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.main-navigation li:hover > .sub-menu {
    animation: slideDown 0.3s ease-out;
}

.main-navigation .sub-menu li:hover > .sub-menu {
    animation: slideRight 0.3s ease-out;
}

/* ========================================
   ACCESSIBILITY & FOCUS STYLES
   ======================================== */

.main-navigation a:focus {
    outline: 2px solid white;
    outline-offset: 2px;
}

.menu-toggle:focus {
    outline: 2px solid white;
    outline-offset: 2px;
}

/* ========================================
   STICKY HEADER (OPTIONAL)
   ======================================== */

.site-header.sticky {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    animation: slideDown 0.3s ease-out;
}

body.has-sticky-header {
    padding-top: 120px; /* Adjust based on header height */
}

/* ========================================
   PRINT STYLES
   ======================================== */

@media print {
    .site-header {
        position: static;
        box-shadow: none;
    }
    
    .menu-toggle {
        display: none;
    }
    
    .main-navigation .sub-menu {
        display: none;
    }
}