/* ===== HEADER STYLES ===== */
/* File: styles/header.css */

:root {
    --primary-dark: #010718;
    --primary-light: #e5e5e7;
    --accent-orange: #fe8400;
    --text-dark: #010718;
    --text-light: #ffffff;
    --border-color: rgba(254, 132, 0, 0.2);
    --bg-light: #f8f9fa;
    --bg-lighter: #ffffff;
    --z-header: 1000;
    --z-dropdown: 1100;
    --z-modal: 1200;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    touch-action: manipulation;
}

body {
    padding-top: 70px !important;
    box-sizing: border-box !important;
    margin: 0 !important;
    overflow-x: hidden !important;
    background: var(--bg-light) !important;
    color: var(--text-dark) !important;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif !important;
}

html {
    box-sizing: border-box !important;
    overflow-x: hidden !important;
}

*, *:before, *:after {
    box-sizing: inherit !important;
}

/* ===== HEADER ===== */
header.header {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    width: 100% !important;
    z-index: var(--z-header) !important;
    box-sizing: border-box !important;
    background: var(--primary-dark) !important;
    border-bottom: 2px solid var(--border-color) !important;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3) !important;
    overflow: visible !important;
}

.navbar {
    position: relative !important;
    z-index: var(--z-header) !important;
    box-sizing: border-box !important;
    background: var(--primary-dark) !important;
    overflow: visible !important;
    width: 100% !important;
}

.container {
    max-width: 1200px !important;
    margin: 0 auto !important;
    padding: 0 20px !important;
    box-sizing: border-box !important;
    width: 100% !important;
    overflow: visible !important;
}

.nav-wrapper {
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
    padding: 0.75rem 0 !important;
    gap: 2rem !important;
    overflow: visible !important;
    width: 100% !important;
}

/* ===== LOGO ===== */
.logo-section {
    flex-shrink: 0 !important;
}

.logo-section .logo {
    text-decoration: none !important;
    display: flex !important;
    align-items: center !important;
    gap: 0.6rem !important;
    transition: all 0.3s ease !important;
    white-space: nowrap !important;
}

.logo-img {
    height: 65px !important;
    width: auto !important;
    object-fit: contain !important;
    transition: all 0.3s ease !important;
}

.logo-section .logo span {
    color: var(--accent-orange) !important;
    font-weight: 700 !important;
    font-size: 1.5rem !important;
}

.logo-section .logo:hover {
    transform: scale(1.05) !important;
}

.logo-section .logo:hover .logo-img {
    filter: brightness(1.1) !important;
}

/* ===== NAVIGATION LINKS ===== */
.nav-links {
    display: flex !important;
    list-style: none !important;
    gap: 0.5rem !important;
    flex: 1 !important;
    justify-content: center !important;
}

.nav-links li {
    margin: 0 !important;
}

.nav-links .nav-link {
    color: var(--primary-light) !important;
    text-decoration: none !important;
    transition: all 0.3s ease !important;
    font-weight: 500 !important;
    padding: 0.5rem 1rem !important;
    display: flex !important;
    align-items: center !important;
    gap: 0.5rem !important;
    border-radius: 6px !important;
    white-space: nowrap !important;
}

.nav-links .nav-link:hover,
.nav-links .nav-link:active {
    color: var(--accent-orange) !important;
    background: rgba(254, 132, 0, 0.1) !important;
}

.nav-links .nav-link.active {
    color: var(--accent-orange) !important;
    background: rgba(254, 132, 0, 0.1) !important;
    border-bottom: 2px solid var(--accent-orange) !important;
}

/* ===== NAV ACTIONS ===== */
.nav-actions {
    display: flex !important;
    align-items: center !important;
    gap: 1rem !important;
    flex-shrink: 0 !important;
    overflow: visible !important;
}

.notification-bell,
.message-bell,
.user-menu {
    position: relative !important;
    display: inline-block !important;
    z-index: var(--z-header) !important;
    overflow: visible !important;
}

/* ===== BELL BUTTONS ===== */
.bell-btn,
.message-btn {
    background: none !important;
    border: none !important;
    color: var(--primary-light) !important;
    cursor: pointer !important;
    font-size: 1.3rem !important;
    padding: 0.5rem !important;
    transition: all 0.3s ease !important;
    border-radius: 6px !important;
    position: relative !important;
    touch-action: manipulation !important;
}

.bell-btn:hover,
.message-btn:hover {
    color: var(--accent-orange) !important;
    background: rgba(254, 132, 0, 0.1) !important;
}

/* ===== BADGES ===== */
.notification-badge,
.message-badge {
    position: absolute !important;
    top: -5px !important;
    right: -5px !important;
    background: #ef4444 !important;
    color: white !important;
    border-radius: 50% !important;
    width: 22px !important;
    height: 22px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    font-size: 0.75rem !important;
    font-weight: 700 !important;
    border: 2px solid var(--primary-dark) !important;
    animation: pulse 2s infinite !important;
    z-index: var(--z-dropdown) !important;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

/* ===== DROPDOWNS ===== */
.notification-dropdown,
.message-dropdown {
    position: fixed !important;
    background: var(--bg-lighter) !important;
    border-radius: 8px !important;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3) !important;
    min-width: 350px !important;
    max-width: 400px !important;
    z-index: var(--z-dropdown) !important;
    opacity: 0 !important;
    visibility: hidden !important;
    transform: translateY(-10px) !important;
    transition: all 0.3s ease !important;
    overflow: hidden !important;
    pointer-events: none !important;
    border: 1px solid var(--border-color) !important;
    max-height: 500px !important;
    display: flex !important;
    flex-direction: column !important;
    margin-top: 0.5rem !important;
}

.notification-dropdown.show,
.message-dropdown.show {
    opacity: 1 !important;
    visibility: visible !important;
    transform: translateY(0) !important;
    pointer-events: auto !important;
}

.dropdown-header {
    padding: 1rem !important;
    border-bottom: 1px solid var(--border-color) !important;
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
}

.dropdown-header h3 {
    margin: 0 !important;
    font-size: 1rem !important;
    color: var(--text-dark) !important;
}

.action-btn {
    background: none !important;
    border: none !important;
    color: var(--accent-orange) !important;
    cursor: pointer !important;
    font-size: 0.85rem !important;
    text-decoration: underline !important;
    transition: all 0.3s ease !important;
}

.action-btn:hover {
    color: #ff7600 !important;
}

.item-list {
    overflow-y: auto !important;
    flex: 1 !important;
}

.item {
    padding: 1rem !important;
    border-bottom: 1px solid var(--border-color) !important;
    transition: all 0.3s ease !important;
    cursor: pointer !important;
    display: flex !important;
    justify-content: space-between !important;
    align-items: flex-start !important;
}

.item:hover {
    background: rgba(254, 132, 0, 0.05) !important;
}

.item.unread {
    background: rgba(254, 132, 0, 0.1) !important;
    border-left: 3px solid var(--accent-orange) !important;
}

.item-content {
    flex: 1 !important;
}

.item-header {
    display: flex !important;
    justify-content: space-between !important;
    align-items: flex-start !important;
    margin-bottom: 0.5rem !important;
}

.item-title {
    font-weight: 600 !important;
    color: var(--text-dark) !important;
}

.item-time {
    font-size: 0.75rem !important;
    color: #999 !important;
    white-space: nowrap !important;
    margin-left: 0.5rem !important;
}

.item-message {
    font-size: 0.9rem !important;
    color: #666 !important;
    line-height: 1.4 !important;
    margin-bottom: 0.5rem !important;
}

.item-type {
    display: inline-block !important;
    padding: 0.25rem 0.6rem !important;
    background: rgba(254, 132, 0, 0.2) !important;
    color: var(--accent-orange) !important;
    border-radius: 4px !important;
    font-size: 0.75rem !important;
    font-weight: 600 !important;
}

.item-actions {
    display: flex !important;
    gap: 0.5rem !important;
    margin-left: 0.5rem !important;
}

.delete-btn {
    background: none !important;
    border: none !important;
    color: #ef4444 !important;
    cursor: pointer !important;
    font-size: 1rem !important;
    padding: 0 !important;
    transition: all 0.3s ease !important;
}

.delete-btn:hover {
    color: #dc2626 !important;
    transform: scale(1.2) !important;
}

.empty-state {
    padding: 2rem 1rem !important;
    text-align: center !important;
    color: #999 !important;
}

.empty-state i {
    font-size: 2rem !important;
    margin-bottom: 0.5rem !important;
    opacity: 0.5 !important;
}

/* ===== USER MENU ===== */
.user-menu {
    position: relative !important;
    display: inline-block !important;
    z-index: var(--z-header) !important;
    overflow: visible !important;
}

.user-btn {
    background: none !important;
    border: none !important;
    color: var(--primary-light) !important;
    cursor: pointer !important;
    display: flex !important;
    align-items: center !important;
    gap: 0.5rem !important;
    padding: 0.5rem 1rem !important;
    font-size: 0.95rem !important;
    transition: all 0.3s ease !important;
    border-radius: 6px !important;
    white-space: nowrap !important;
    touch-action: manipulation !important;
}

.user-btn:hover,
.user-btn:active,
.user-btn:focus {
    color: var(--accent-orange) !important;
    background: rgba(254, 132, 0, 0.1) !important;
    outline: none !important;
}

.user-btn i {
    font-size: 1.2rem !important;
}

.dropdown-menu {
    position: fixed !important;
    background: var(--bg-lighter) !important;
    border-radius: 8px !important;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3) !important;
    min-width: 220px !important;
    max-width: 250px !important;
    z-index: var(--z-dropdown) !important;
    opacity: 0 !important;
    visibility: hidden !important;
    transform: translateY(-10px) !important;
    transition: all 0.3s ease !important;
    overflow: hidden !important;
    pointer-events: none !important;
    border: 1px solid var(--border-color) !important;
    max-height: 600px !important;
    overflow-y: auto !important;
    margin-top: 0.5rem !important;
}

.dropdown-menu.show {
    opacity: 1 !important;
    visibility: visible !important;
    transform: translateY(0) !important;
    pointer-events: auto !important;
}

.dropdown-item {
    display: flex !important;
    align-items: center !important;
    gap: 0.75rem !important;
    padding: 0.75rem 1.25rem !important;
    color: var(--text-dark) !important;
    text-decoration: none !important;
    transition: all 0.3s ease !important;
    border: none !important;
    background: none !important;
    width: 100% !important;
    text-align: left !important;
    cursor: pointer !important;
    font-size: 0.95rem !important;
    white-space: nowrap !important;
    touch-action: manipulation !important;
    position: relative !important;
}

.dropdown-item:hover,
.dropdown-item:active,
.dropdown-item:focus {
    background: rgba(254, 132, 0, 0.1) !important;
    color: var(--accent-orange) !important;
    padding-left: 1.75rem !important;
    outline: none !important;
}

.dropdown-item.active {
    background: rgba(254, 132, 0, 0.15) !important;
    color: var(--accent-orange) !important;
    font-weight: 600 !important;
    border-left: 3px solid var(--accent-orange) !important;
    padding-left: 1.55rem !important;
}

.dropdown-item.active i {
    color: var(--accent-orange) !important;
}

.dropdown-item i {
    font-size: 1.1rem !important;
    flex-shrink: 0 !important;
}

.dropdown-item.logout:hover,
.dropdown-item.logout:active,
.dropdown-item.logout:focus {
    background: rgba(220, 38, 38, 0.1) !important;
    color: #dc2626 !important;
}

.dropdown-menu hr {
    margin: 0.5rem 0 !important;
    border: none !important;
    border-top: 1px solid var(--border-color) !important;
}

.dropdown-item-badge {
    display: inline-flex !important;
    background: #ef4444 !important;
    color: white !important;
    border-radius: 50% !important;
    width: 20px !important;
    height: 20px !important;
    align-items: center !important;
    justify-content: center !important;
    font-size: 0.7rem !important;
    font-weight: 700 !important;
    margin-left: auto !important;
    flex-shrink: 0 !important;
}

/* ===== BUTTONS ===== */
.btn {
    transition: all 0.3s ease !important;
    border: none !important;
    font-weight: 600 !important;
    border-radius: 8px !important;
    display: inline-flex !important;
    align-items: center !important;
    gap: 0.5rem !important;
    padding: 0.6rem 1.2rem !important;
    text-decoration: none !important;
    cursor: pointer !important;
    font-size: 0.95rem !important;
    touch-action: manipulation !important;
}

.btn-primary {
    background: var(--accent-orange) !important;
    color: white !important;
}

.btn-primary:hover,
.btn-primary:active {
    background: #ff7600 !important;
    transform: translateY(-2px) !important;
    box-shadow: 0 5px 15px rgba(254, 132, 0, 0.3) !important;
}

.btn-secondary {
    background: var(--primary-light) !important;
    color: var(--text-dark) !important;
    border: 1px solid var(--border-color) !important;
}

.btn-secondary:hover,
.btn-secondary:active {
    background: var(--accent-orange) !important;
    color: white !important;
    border-color: var(--accent-orange) !important;
}

.btn-sm {
    padding: 0.5rem 0.9rem !important;
    font-size: 0.85rem !important;
}

/* ===== MOBILE MENU ===== */
.mobile-menu-toggle {
    display: none !important;
    background: none !important;
    border: none !important;
    color: var(--accent-orange) !important;
    font-size: 1.5rem !important;
    cursor: pointer !important;
    padding: 0.5rem !important;
    touch-action: manipulation !important;
    z-index: var(--z-header) !important;
}

.mobile-menu-toggle:active {
    transform: scale(0.95) !important;
}

.mobile-nav-menu {
    position: relative !important;
    display: inline-block !important;
    z-index: var(--z-header) !important;
    overflow: visible !important;
}

.mobile-nav-dropdown {
    position: fixed !important;
    background: var(--bg-lighter) !important;
    border-radius: 8px !important;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3) !important;
    min-width: 220px !important;
    max-width: 250px !important;
    z-index: var(--z-dropdown) !important;
    opacity: 0 !important;
    visibility: hidden !important;
    transform: translateY(-10px) !important;
    transition: all 0.3s ease !important;
    overflow: hidden !important;
    pointer-events: none !important;
    border: 1px solid var(--border-color) !important;
    margin-top: 0.5rem !important;
    max-height: 600px !important;
    overflow-y: auto !important;
}

.mobile-nav-dropdown.show {
    opacity: 1 !important;
    visibility: visible !important;
    transform: translateY(0) !important;
    pointer-events: auto !important;
}

.mobile-nav-item {
    display: flex !important;
    align-items: center !important;
    gap: 0.75rem !important;
    padding: 0.75rem 1.25rem !important;
    color: var(--text-dark) !important;
    text-decoration: none !important;
    transition: all 0.3s ease !important;
    border: none !important;
    background: none !important;
    width: 100% !important;
    text-align: left !important;
    cursor: pointer !important;
    font-size: 0.95rem !important;
    white-space: nowrap !important;
    touch-action: manipulation !important;
    position: relative !important;
}

.mobile-nav-item:hover,
.mobile-nav-item:active,
.mobile-nav-item:focus {
    background: rgba(254, 132, 0, 0.1) !important;
    color: var(--accent-orange) !important;
    padding-left: 1.75rem !important;
    outline: none !important;
}

.mobile-nav-item.active {
    background: rgba(254, 132, 0, 0.15) !important;
    color: var(--accent-orange) !important;
    font-weight: 600 !important;
    border-left: 3px solid var(--accent-orange) !important;
    padding-left: 1.55rem !important;
}

.mobile-nav-item.active i {
    color: var(--accent-orange) !important;
}

.mobile-nav-item i {
    font-size: 1.1rem !important;
    flex-shrink: 0 !important;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    body {
        padding-top: 60px !important;
    }

    .user-btn span {
        display: none !important;
    }

    .logo-img {
        height: 40px !important;
    }

    .logo-section .logo span {
        font-size: 1.2rem !important;
    }

    .dropdown-menu,
    .notification-dropdown,
    .message-dropdown {
        right: auto !important;
        left: 50% !important;
        transform: translateX(-50%) translateY(-10px) !important;
    }

    .dropdown-menu.show,
    .notification-dropdown.show,
    .message-dropdown.show {
        transform: translateX(-50%) translateY(0) !important;
    }

    .nav-links {
        display: none !important;
    }

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

    .nav-wrapper {
        gap: 1rem !important;
    }

    .mobile-nav-dropdown {
        right: auto !important;
        left: 50% !important;
        transform: translateX(-50%) translateY(-10px) !important;
    }

    .mobile-nav-dropdown.show {
        transform: translateX(-50%) translateY(0) !important;
    }
}

@media (max-width: 480px) {
    body {
        padding-top: 55px !important;
    }

    header.header {
        padding: 0.5rem 0 !important;
    }

    .logo-img {
        height: 35px !important;
    }

    .logo-section .logo span {
        font-size: 1rem !important;
        display: inline !important;
    }

    .dropdown-menu,
    .notification-dropdown,
    .message-dropdown,
    .mobile-nav-dropdown {
        position: fixed !important;
        top: 60px !important;
        right: 10px !important;
        left: auto !important;
        width: auto !important;
        max-width: calc(100vw - 20px) !important;
        transform: translateY(-10px) !important;
    }

    .dropdown-menu.show,
    .notification-dropdown.show,
    .message-dropdown.show,
    .mobile-nav-dropdown.show {
        transform: translateY(0) !important;
    }

    .notification-dropdown,
    .message-dropdown {
        min-width: 280px !important;
    }

    .user-btn {
        padding: 0.4rem 0.5rem !important;
        gap: 0.25rem !important;
    }

    .user-btn i:first-child {
        font-size: 1.3rem !important;
    }

    .dropdown-item,
    .mobile-nav-item {
        padding: 0.9rem 1rem !important;
        font-size: 0.95rem !important;
    }

    .dropdown-item:hover,
    .dropdown-item:active,
    .mobile-nav-item:hover,
    .mobile-nav-item:active {
        padding-left: 1rem !important;
    }

    .dropdown-item.active,
    .mobile-nav-item.active {
        padding-left: 0.8rem !important;
    }

    .mobile-menu-toggle {
        font-size: 1.3rem !important;
        padding: 0.4rem !important;
    }

    .nav-actions {
        gap: 0.5rem !important;
    }
}

@media (max-width: 360px) {
    body {
        padding-top: 50px !important;
    }

    .logo-img {
        height: 50px !important;
    }

    .logo-section .logo span {
        font-size: 0.95rem !important;
        display: inline !important;
    }

    .dropdown-menu,
    .notification-dropdown,
    .message-dropdown,
    .mobile-nav-dropdown {
        top: 55px !important;
        right: 5px !important;
        left: auto !important;
        width: auto !important;
        max-width: calc(100vw - 10px) !important;
    }

    .user-btn {
        padding: 0.35rem 0.4rem !important;
    }

    .user-btn i:first-child {
        font-size: 1.2rem !important;
    }

    .dropdown-item,
    .mobile-nav-item {
        padding: 0.8rem 0.9rem !important;
        font-size: 0.9rem !important;
    }
}

/* ===== ACCESSIBILITY ===== */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}