/* ============================================
   Fixed Header Styles - Modern Redesign
   ============================================ */

/* Header Container */
.fixed-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(15, 23, 42, 0.75);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(148, 163, 184, 0.1);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Scrolled State */
.fixed-header.scrolled {
    background: rgba(15, 23, 42, 0.98);
    border-bottom-color: rgba(99, 102, 241, 0.2);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
}

/* Main Container */
.fixed-header-container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 2rem;
    width: 100%;
    box-sizing: border-box;
}

/* ============================================
   Logo Section
   ============================================ */
.fixed-header-logo-wrapper {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.fixed-header-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 800;
    color: white;
    text-decoration: none;
    transition: transform 0.2s ease;
    white-space: nowrap;
}

.fixed-header-logo:hover {
    transform: translateY(-1px);
}

.fixed-header-logo:active {
    transform: translateY(0);
}

.fixed-header-logo i {
    color: #6366f1;
    font-size: 1.75rem;
    transition: transform 0.3s ease;
}

.fixed-header-logo:hover i {
    transform: rotate(15deg) scale(1.1);
}

.fixed-header-logo span {
    background: linear-gradient(135deg, #ffffff 0%, #e0e7ff 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 900;
    letter-spacing: -0.02em;
}

/* ============================================
   Navigation Menu
   ============================================ */
.fixed-header-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 1;
    min-width: 0;
}

.fixed-header-menu {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    list-style: none;
    margin: 0;
    padding: 0;
    flex-wrap: wrap;
    justify-content: center;
}

.fixed-header-menu .nav-link {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.625rem 1rem;
    color: rgba(255, 255, 255, 0.85);
    text-decoration: none;
    border-radius: 0.5rem;
    font-size: 0.9375rem;
    font-weight: 600;
    transition: all 0.2s ease;
    white-space: nowrap;
    position: relative;
}

/* Hide icons in navigation links */
.fixed-header-menu .nav-link i {
    display: none;
}

.fixed-header-menu .nav-link:hover {
    color: white;
    background: rgba(99, 102, 241, 0.1);
}

.fixed-header-menu .nav-link.active {
    color: #6366f1;
    background: rgba(99, 102, 241, 0.15);
}

/* ============================================
   Header Actions (Language + Buttons)
   ============================================ */
.fixed-header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-shrink: 0;
}

/* Language Switcher Wrapper */
.fixed-header-lang-wrapper {
    display: flex;
    align-items: center;
}

.fixed-header-lang-wrapper .language-switcher {
    width: auto;
    margin: 0;
}

.fixed-header-lang-wrapper .lang-switch-btn {
    padding: 0.625rem 1rem;
    font-size: 0.875rem;
    min-width: 120px;
    width: auto;
}

/* Action Buttons Container */
.fixed-header-buttons {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

/* Header Buttons */
.fixed-header-btn {
    padding: 0.625rem 1.25rem;
    border-radius: 0.5rem;
    font-weight: 600;
    font-size: 0.9375rem;
    text-decoration: none;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    border: 1px solid transparent;
    white-space: nowrap;
    cursor: pointer;
}

.fixed-header-btn-secondary {
    color: white;
    background: rgba(99, 102, 241, 0.1);
    border-color: rgba(99, 102, 241, 0.25);
}

.fixed-header-btn-secondary:hover {
    background: rgba(99, 102, 241, 0.2);
    border-color: rgba(99, 102, 241, 0.4);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.2);
}

.fixed-header-btn-primary {
    background: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);
    color: white;
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.3);
}

.fixed-header-btn-primary:hover {
    background: linear-gradient(135deg, #4f46e5 0%, #4338ca 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(99, 102, 241, 0.4);
}

.fixed-header-btn i {
    display: none;
}

.fixed-header-btn span {
    display: inline-block;
}

/* ============================================
   Mobile Menu Toggle
   ============================================ */
.fixed-header .mobile-menu-toggle,
.fixed-header #landingMenuToggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 32px;
    height: 24px;
    background: transparent !important;
    border: none !important;
    cursor: pointer;
    padding: 0 !important;
    margin: 0 !important;
    position: relative !important;
    z-index: 1001;
    top: auto !important;
    left: auto !important;
    right: auto !important;
    box-shadow: none !important;
    border-radius: 0 !important;
    min-width: 32px !important;
    min-height: 24px !important;
    align-items: stretch !important;
    -webkit-tap-highlight-color: rgba(255, 255, 255, 0.1);
    touch-action: manipulation;
    user-select: none;
    -webkit-user-select: none;
}

.fixed-header .mobile-menu-toggle span,
.fixed-header #landingMenuToggle span {
    display: block !important;
    width: 100%;
    height: 3px;
    background: white !important;
    border-radius: 3px;
    transition: all 0.3s ease;
    transform-origin: center;
    margin: 0 !important;
    padding: 0 !important;
}

.fixed-header .mobile-menu-toggle[aria-expanded="true"] span:nth-child(1),
.fixed-header #landingMenuToggle[aria-expanded="true"] span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.fixed-header .mobile-menu-toggle[aria-expanded="true"] span:nth-child(2),
.fixed-header #landingMenuToggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

.fixed-header .mobile-menu-toggle[aria-expanded="true"] span:nth-child(3),
.fixed-header #landingMenuToggle[aria-expanded="true"] span:nth-child(3) {
    transform: rotate(-45deg) translate(8px, -8px);
}

/* Hide icon-based toggle (for sidebar) when inside fixed-header */
.fixed-header .mobile-menu-toggle i,
.fixed-header #landingMenuToggle i,
.fixed-header .mobile-menu-toggle::after,
.fixed-header #landingMenuToggle::after {
    display: none !important;
}

/* ============================================
   Mobile Menu
   ============================================ */
.fixed-header .mobile-menu {
    display: block;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(15, 23, 42, 0.98);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-top: 1px solid rgba(99, 102, 241, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transition: max-height 0.3s cubic-bezier(0.4, 0, 0.2, 1),
        opacity 0.3s ease,
        visibility 0.3s ease;
    z-index: 1000;
}

.fixed-header .mobile-menu.active {
    max-height: 600px;
    opacity: 1;
    visibility: visible;
}

.fixed-header .mobile-menu-content {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.fixed-header .mobile-menu-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.25rem;
    color: white;
    text-decoration: none;
    border-radius: 0.5rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(148, 163, 184, 0.1);
    transition: all 0.2s ease;
    font-weight: 600;
}

.fixed-header .mobile-menu-link:hover {
    background: rgba(99, 102, 241, 0.15);
    border-color: rgba(99, 102, 241, 0.3);
    transform: translateX(4px);
}

[dir="rtl"] .fixed-header .mobile-menu-link:hover {
    transform: translateX(-4px);
}

/* Hide icons in mobile menu links */
.fixed-header .mobile-menu-link i {
    display: none;
}

.fixed-header .mobile-menu-link {
    justify-content: center;
    text-align: center;
}

.fixed-header .mobile-menu-link.active {
    background: rgba(99, 102, 241, 0.15);
    border-color: rgba(99, 102, 241, 0.3);
    color: #6366f1;
}

.fixed-header .mobile-menu-link.active i {
    color: #6366f1;
}

.fixed-header .mobile-menu-link-primary {
    background: linear-gradient(135deg, #6366f1, #4f46e5);
    border-color: transparent;
    color: white;
}

.fixed-header .mobile-menu-link-primary:hover {
    background: linear-gradient(135deg, #4f46e5, #4338ca);
    transform: translateX(4px) scale(1.02);
}

[dir="rtl"] .fixed-header .mobile-menu-link-primary:hover {
    transform: translateX(-4px) scale(1.02);
}

.fixed-header .mobile-menu-link-primary i {
    color: white;
}

.fixed-header .mobile-menu-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.3), transparent);
    margin: 0.5rem 0;
}

/* Mobile Language Switcher Wrapper */
.fixed-header .mobile-menu-lang-wrapper {
    padding: 0.5rem 0;
}

.fixed-header .mobile-menu-lang-wrapper .language-switcher {
    width: 100%;
    margin: 0;
}

.fixed-header .mobile-menu-lang-wrapper .lang-switch-btn {
    width: 100%;
    justify-content: center;
}

/* ============================================
   RTL/LTR Support
   ============================================ */
/* ============================================
   RTL/LTR Support - FORCE LTR LAYOUT
   User requested consistency: Logo Left, Actions Right always.
   ============================================ */
[dir="rtl"] .fixed-header-container {
    direction: ltr;
}

[dir="ltr"] .fixed-header-container {
    direction: ltr;
}

/* Keep menu items in visual order but allow text flow to be natural if needed */
[dir="rtl"] .fixed-header-menu {
    flex-direction: row;
}

[dir="ltr"] .fixed-header-menu {
    flex-direction: row;
}

[dir="rtl"] .fixed-header-buttons {
    flex-direction: row;
}

[dir="ltr"] .fixed-header-buttons {
    flex-direction: row;
}

/* ============================================
   Responsive Design
   ============================================ */

/* Large Tablets (1024px - 1280px) */
@media (max-width: 1280px) {
    .fixed-header-container {
        padding: 1rem 1.5rem;
        gap: 1.5rem;
    }

    .fixed-header-menu .nav-link span {
        display: none;
    }

    .fixed-header-menu .nav-link {
        padding: 0.625rem;
        min-width: 44px;
        justify-content: center;
    }

    .fixed-header-lang-wrapper .lang-switch-btn {
        min-width: 100px;
        padding: 0.625rem 0.875rem;
    }
}

/* Tablets (768px - 1024px) */
@media (max-width: 1024px) {
    .fixed-header-container {
        padding: 1rem;
        gap: 1rem;
    }

    .fixed-header-menu {
        display: none;
    }

    .fixed-header-lang-wrapper {
        display: none;
    }

    .fixed-header-buttons {
        display: none;
    }

    .fixed-header .mobile-menu-toggle,
    .fixed-header #landingMenuToggle {
        display: flex !important;
    }

    .fixed-header .mobile-menu {
        display: block;
    }
}

/* Mobile (below 768px) */
@media (max-width: 768px) {
    .fixed-header-container {
        padding: 0.875rem 1rem;
        gap: 1rem;
    }

    .fixed-header-logo {
        font-size: 1.25rem;
        gap: 0.5rem;
    }

    .fixed-header-logo i {
        font-size: 1.5rem;
    }

    .fixed-header .mobile-menu-content {
        padding: 1.25rem;
        gap: 0.625rem;
    }

    .fixed-header .mobile-menu-link {
        padding: 0.875rem 1rem;
        font-size: 0.9375rem;
    }
}

/* Small Mobile (below 480px) */
@media (max-width: 480px) {
    .fixed-header-container {
        padding: 0.75rem;
        gap: 0.75rem;
    }

    .fixed-header-logo span {
        display: none;
    }

    .fixed-header-logo {
        font-size: 1rem;
    }

    .fixed-header-logo i {
        font-size: 1.5rem;
    }

    .fixed-header .mobile-menu-toggle,
    .fixed-header #landingMenuToggle {
        width: 28px !important;
        height: 20px !important;
        min-width: 28px !important;
        min-height: 20px !important;
    }

    .fixed-header .mobile-menu-content {
        padding: 1rem;
        gap: 0.5rem;
    }

    .fixed-header .mobile-menu-link {
        padding: 0.75rem;
        font-size: 0.875rem;
        gap: 0.625rem;
    }
}

/* ============================================
   Body Padding for Fixed Header
   ============================================ */
body.has-fixed-header {
    padding-top: 72px;
}

@media (max-width: 768px) {
    body.has-fixed-header {
        padding-top: 64px;
    }
}

@media (max-width: 480px) {
    body.has-fixed-header {
        padding-top: 56px;
    }
}

/* Additional spacing for container on landing page */
body.has-fixed-header .container {
    padding-top: clamp(30px, 5vw, 50px);
}

/* ============================================
   Override Language Switcher Styles in Header
   ============================================ */
.fixed-header-lang-wrapper {
    position: relative;
}

.fixed-header-lang-wrapper .language-switcher {
    width: auto;
    margin: 0;
    display: inline-block;
}

.fixed-header-lang-wrapper .lang-switch-btn {
    width: auto;
    min-width: 120px;
    margin: 0;
    padding: 0.625rem 1rem;
    background-color: #000000;
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.2);
}

.fixed-header-lang-wrapper .lang-switch-btn:hover {
    background-color: #1e293b;
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.4);
}

.fixed-header-lang-wrapper .lang-dropdown {
    z-index: 10001;
}

/* Ensure proper z-index for header elements */
.fixed-header-btn,
.fixed-header-btn-primary,
.fixed-header-btn-secondary,
.fixed-header-lang-wrapper .lang-switch-btn {
    position: relative;
    z-index: 1;
}

/* ============================================
   Override Conflicting Styles from Other CSS Files
   ============================================ */
/* Ensure mobile menu toggle in fixed-header is styled correctly */
/* Use higher specificity to override mobile.css and unified-layout.css */
.fixed-header .fixed-header-actions .mobile-menu-toggle,
.fixed-header .fixed-header-actions #landingMenuToggle {
    /* Override unified-layout.css, mobile.css, and components.css */
    position: relative !important;
    top: auto !important;
    left: auto !important;
    right: auto !important;
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
    border-radius: 0 !important;
    width: 32px !important;
    height: 24px !important;
    min-width: 32px !important;
    min-height: 24px !important;
    padding: 0 !important;
    margin: 0 !important;
    z-index: 1001 !important;
    /* Ensure it's above menu */
    display: none !important;
    flex-direction: column !important;
    justify-content: space-between !important;
    align-items: stretch !important;
    cursor: pointer !important;
    pointer-events: auto !important;
    -webkit-tap-highlight-color: rgba(255, 255, 255, 0.1);
    touch-action: manipulation;
    user-select: none;
    -webkit-user-select: none;
}

/* Fallback for lower specificity (backward compatibility) */
.fixed-header .mobile-menu-toggle,
.fixed-header #landingMenuToggle {
    /* Override unified-layout.css and components.css */
    position: relative !important;
    top: auto !important;
    left: auto !important;
    right: auto !important;
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
    border-radius: 0 !important;
    width: 32px !important;
    height: 24px !important;
    min-width: 32px !important;
    min-height: 24px !important;
    padding: 0 !important;
    margin: 0 !important;
    z-index: 1001 !important;
    display: none !important;
    flex-direction: column !important;
    justify-content: space-between !important;
    align-items: stretch !important;
    cursor: pointer !important;
    pointer-events: auto !important;
    -webkit-tap-highlight-color: rgba(255, 255, 255, 0.1);
    touch-action: manipulation;
    user-select: none;
    -webkit-user-select: none;
}

/* Hide any icons in the button - we use spans for hamburger */
.fixed-header .mobile-menu-toggle i,
.fixed-header #landingMenuToggle i,
.fixed-header .mobile-menu-toggle::after,
.fixed-header #landingMenuToggle::after,
.fixed-header .mobile-menu-toggle::before,
.fixed-header #landingMenuToggle::before {
    display: none !important;
    content: none !important;
}

/* Ensure spans are visible and styled correctly */
.fixed-header .mobile-menu-toggle span,
.fixed-header #landingMenuToggle span {
    display: block !important;
    width: 100% !important;
    height: 3px !important;
    background: white !important;
    border-radius: 3px !important;
    transition: all 0.3s ease !important;
    transform-origin: center !important;
    margin: 0 !important;
    padding: 0 !important;
    opacity: 1 !important;
    visibility: visible !important;
}

/* Show button on mobile/tablet only */
@media (max-width: 1024px) {

    /* Higher specificity to override conflicting styles */
    .fixed-header .fixed-header-actions .mobile-menu-toggle,
    .fixed-header .fixed-header-actions #landingMenuToggle {
        display: flex !important;
        visibility: visible !important;
        opacity: 1 !important;
        pointer-events: auto !important;
    }

    /* Fallback for lower specificity */
    .fixed-header .mobile-menu-toggle,
    .fixed-header #landingMenuToggle {
        display: flex !important;
        visibility: visible !important;
        opacity: 1 !important;
        pointer-events: auto !important;
    }
}