/* ============================================================
   PORTO-STYLE DROPDOWN NAVIGATION
   Adapted for OnlineTranslation.ae

   Based on Porto Theme v10.x navigation patterns
   Preserves OnlineTranslation.ae brand colors
   ============================================================ */

/* ===========================================
   CSS CUSTOM PROPERTIES (Design Tokens)
   Map Porto variables to OnlineTranslation palette
   =========================================== */
:root {
  /* OnlineTranslation.ae Brand Colors */
  --ot-primary: #1a5f7a;           /* Teal - main brand */
  --ot-primary-light: #2d8fb8;     /* Lighter teal */
  --ot-primary-dark: #15526a;      /* Darker teal */
  --ot-header-dark: #0a1628;       /* Dark navy header */
  --ot-header-gradient: #1a365d;   /* Navy gradient end */
  --ot-whatsapp: #25D366;          /* WhatsApp green */

  /* Coral Accent (from your design system) */
  --ot-coral: #FF1654;             /* Primary coral - CTAs */
  --ot-coral-hover: #e01346;       /* Coral hover state */
  --ot-coral-subtle: rgba(255, 22, 84, 0.08);  /* Very subtle coral tint */

  /* Porto-style Dropdown Tokens */
  --dropdown-bg: #ffffff;
  --dropdown-text: #333333;
  --dropdown-text-muted: #777777;
  --dropdown-hover-bg: #f8f9fa;
  --dropdown-border: #e8e8e8;
  --dropdown-border-top: var(--ot-primary);  /* Teal top border */
  --dropdown-shadow: 0 15px 30px -5px rgba(0, 0, 0, 0.07);
  --dropdown-shadow-hover: 0 20px 40px -5px rgba(0, 0, 0, 0.12);
  --dropdown-radius: 0 0 4px 4px;
  --dropdown-submenu-radius: 4px;

  /* Typography */
  --dropdown-font-size: 0.95em;
  --dropdown-font-weight: 400;
  --dropdown-title-weight: 600;

  /* Animation */
  --dropdown-transition: 0.2s ease-out;

  /* Badge Colors - Coral for Hot/Popular */
  --badge-new: #27ae60;            /* Green - new items */
  --badge-express: #f39c12;        /* Orange - express service */
  --badge-popular: var(--ot-coral); /* Coral - popular items */
  --badge-hot: var(--ot-coral);    /* Coral - hot items */
}

/* Dark mode overrides - aligned with site tokens */
[data-theme="dark"],
body.theme-dark {
  /* Use site's dark surface colors for consistency */
  --dropdown-bg: var(--surface-raised, #121b2a);
  --dropdown-text: var(--text-body, #dfe8f5);
  --dropdown-text-muted: var(--text-muted, #9fb2c9);
  --dropdown-hover-bg: var(--surface-muted, #1b2738);
  --dropdown-border: var(--border-medium, #304156);
  --dropdown-border-top: var(--ot-primary-light);
  --dropdown-shadow: 0 15px 30px -5px rgba(0, 0, 0, 0.5);

  /* Softer coral for dark mode */
  --ot-coral: #ff6b6b;
  --ot-coral-hover: #ff5050;
  --ot-coral-subtle: rgba(255, 107, 107, 0.12);
}

/* ===========================================
   HEADER NAV MAIN - Porto Structure
   =========================================== */
@media (min-width: 992px) {

  .header-nav-main {
    display: flex !important;
    height: auto !important;
    overflow: visible !important;
  }

  .header-nav-main nav {
    display: flex !important;
    overflow: visible !important;
  }

  .header-nav-main nav > ul {
    display: flex;
    align-items: center;
    margin: 0;
    padding: 0;
    list-style: none;
    overflow: visible !important;
  }

  /* ===========================================
     TOP-LEVEL NAV ITEMS
     =========================================== */
  .header-nav-main nav > ul > li {
    position: relative;
    height: 100%;
    align-self: stretch;
    margin-left: 2px;
    overflow: visible !important;
  }

  .header-nav-main nav > ul > li > a {
    display: inline-flex;
    align-items: center;
    white-space: nowrap;
    color: rgba(255, 255, 255, 0.9);
    font-family: var(--font-primary, 'Montserrat', sans-serif);
    font-size: 14px;
    font-weight: 600;
    padding: 0.5rem 1rem;
    letter-spacing: -0.5px;
    text-transform: uppercase;
    text-decoration: none;
    border-radius: 4px;
    transition: all var(--dropdown-transition);
  }

  .header-nav-main nav > ul > li > a:hover,
  .header-nav-main nav > ul > li > a:focus {
    color: #ffffff;
    background-color: rgba(255, 255, 255, 0.1);
  }

  .header-nav-main nav > ul > li > a.active {
    color: #ffffff;
    background-color: var(--ot-primary);
  }

  /* Hover/Open state for dropdown parent */
  .header-nav-main nav > ul > li.dropdown:hover > a,
  .header-nav-main nav > ul > li.dropdown.open > a {
    background-color: var(--ot-primary);
    color: #ffffff;
    border-radius: 4px 4px 0 0;
  }

  /* Connecting bridge (prevents gap between trigger and dropdown) */
  .header-nav-main nav > ul > li.dropdown:hover > a::before,
  .header-nav-main nav > ul > li.dropdown.open > a::before {
    content: '';
    display: block;
    position: absolute;
    left: 0;
    right: 0;
    bottom: -3px;
    border-bottom: 5px solid var(--ot-primary);
  }

  /* Chevron icon */
  .header-nav-main nav > ul > li > a .nav-chevron {
    display: inline-block;
    margin-left: 6px;
    font-size: 0.6em;
    transition: transform var(--dropdown-transition);
  }

  .header-nav-main nav > ul > li.dropdown:hover > a .nav-chevron {
    transform: rotate(180deg);
  }

}

/* ===========================================
   SMALLER DESKTOP - Prevent Nav Overlap
   Reduce padding on screens 992px - 1200px
   =========================================== */
@media (min-width: 992px) and (max-width: 1200px) {
  .header-nav-main nav > ul > li > a {
    padding: 0.5rem 0.65rem;
    font-size: 13px;
  }

  .header-nav-main nav > ul > li > a .nav-chevron {
    margin-left: 4px;
  }
}

@media (min-width: 992px) {

  /* ===========================================
     DROPDOWN MENU (Level 2)
     Porto white dropdown style
     =========================================== */
  .header-nav-main nav > ul > li.dropdown > .dropdown-menu {
    position: absolute;
    top: -10000px;
    left: 0;
    display: block;
    opacity: 0;
    visibility: hidden;
    z-index: 1000;

    /* Porto styling */
    background: var(--dropdown-bg);
    border: 0;
    border-top: 3px solid var(--dropdown-border-top);
    border-radius: var(--dropdown-radius);
    box-shadow: var(--dropdown-shadow);

    min-width: 220px;
    padding: 5px 0;
    margin: 0;

    /* Animation */
    transform: translate3d(0, -5px, 0);
    transition: opacity var(--dropdown-transition),
                transform var(--dropdown-transition),
                visibility var(--dropdown-transition);
  }

  /* Show dropdown on hover */
  .header-nav-main nav > ul > li.dropdown:hover > .dropdown-menu,
  .header-nav-main nav > ul > li.dropdown.open > .dropdown-menu {
    top: 100%;
    opacity: 1;
    visibility: visible;
    transform: translate3d(0, 0, 0);
  }

  /* Dropdown reverse (opens to left) */
  .header-nav-main nav > ul > li.dropdown.dropdown-reverse > .dropdown-menu {
    left: auto;
    right: 0;
  }

  /* ===========================================
     DROPDOWN ITEMS
     =========================================== */
  .dropdown-menu {
    list-style: none;
    padding: 0;
    margin: 0;
    overflow: visible !important;
  }

  .dropdown-menu li {
    position: relative;
    overflow: visible !important;
  }

  .dropdown-menu li a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 18px;

    color: var(--dropdown-text);
    font-family: var(--font-primary, 'Montserrat', sans-serif);
    font-size: var(--dropdown-font-size);
    font-weight: var(--dropdown-font-weight);
    text-decoration: none;
    text-transform: none;
    letter-spacing: -0.3px;

    border-bottom: 1px solid var(--dropdown-border);
    transition: all var(--dropdown-transition);
  }

  .dropdown-menu li:last-child a {
    border-bottom: 0;
  }

  /* Icon styling */
  .dropdown-menu li a i {
    width: 18px;
    text-align: center;
    color: var(--ot-primary);
    font-size: 0.9em;
    opacity: 0.7;
    transition: opacity var(--dropdown-transition);
  }

  .dropdown-menu li a:hover i {
    opacity: 1;
  }

  /* Hover state */
  .dropdown-menu li a:hover,
  .dropdown-menu li a:focus,
  .dropdown-menu li.active > a {
    background-color: var(--dropdown-hover-bg);
    color: var(--dropdown-text);
  }

  /* Left accent bar on hover (Porto signature) */
  .dropdown-menu li a::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--ot-primary);
    transform: scaleY(0);
    transition: transform 0.15s ease;
  }

  .dropdown-menu li a:hover::before,
  .dropdown-menu li.active > a::before {
    transform: scaleY(1);
  }

  /* ===========================================
     SECTION HEADERS (Non-clickable dividers)
     =========================================== */
  .dropdown-menu .dropdown-header {
    display: block;
    padding: 12px 18px 6px;
    margin-top: 5px;

    color: var(--dropdown-text-muted);
    font-size: 0.75em;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;

    border-bottom: 1px solid var(--dropdown-border);
    background: transparent;
    cursor: default;
  }

  .dropdown-menu .dropdown-header:first-child {
    margin-top: 0;
    padding-top: 8px;
  }

  /* ===========================================
     SUBMENU (Level 3 Flyout)
     =========================================== */
  .dropdown-menu li.dropdown-submenu {
    position: relative;
    overflow: visible !important;
  }

  /* Submenu trigger - arrow indicator */
  .dropdown-menu li.dropdown-submenu > a::after {
    content: '';
    position: absolute;
    right: 15px;
    top: 50%;
    width: 6px;
    height: 6px;
    border-right: 1.5px solid #999;
    border-bottom: 1.5px solid #999;
    transform: translateY(-50%) rotate(-45deg);
    transition: all var(--dropdown-transition);
  }

  .dropdown-menu li.dropdown-submenu:hover > a::after {
    border-color: var(--ot-primary);
    right: 12px;
  }

  /* Hover bridge - prevents gap between trigger and flyout */
  .dropdown-menu li.dropdown-submenu::before {
    content: '';
    position: absolute;
    top: 0;
    right: -15px;
    width: 15px;
    height: 100%;
    background: transparent;
  }

  /* Flyout menu - same styling as main dropdown */
  .dropdown-menu li.dropdown-submenu > .dropdown-menu {
    position: absolute;
    left: 100%;
    top: 0;
    margin-left: 0;
    z-index: 1001;

    opacity: 0;
    visibility: hidden;
    transform: translate3d(-10px, 0, 0);

    /* Match main dropdown styling */
    background: var(--dropdown-bg);
    border: 0;
    border-top: 3px solid var(--dropdown-border-top);
    border-radius: var(--dropdown-submenu-radius);
    box-shadow: var(--dropdown-shadow);
    padding: 5px 0;
    min-width: 220px;
    overflow: visible !important;
  }

  .dropdown-menu li.dropdown-submenu:hover > .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translate3d(0, 0, 0);
  }

  /* Reverse flyout (opens left when near edge) */
  .dropdown-menu li.dropdown-submenu.dropdown-reverse > .dropdown-menu {
    left: auto;
    right: 100%;
    transform: translate3d(10px, 0, 0);
  }

  .dropdown-menu li.dropdown-submenu.dropdown-reverse:hover > .dropdown-menu {
    transform: translate3d(0, 0, 0);
  }

  .dropdown-menu li.dropdown-submenu.dropdown-reverse > a::after {
    transform: translateY(-50%) rotate(135deg);
    right: auto;
    left: 15px;
  }

  .dropdown-menu li.dropdown-submenu.dropdown-reverse:hover > a::after {
    left: 18px;
  }

  /* ===========================================
     BADGES (NEW, Express, Popular, Hot)
     Popular/Hot use coral for brand consistency
     =========================================== */
  .dropdown-menu .badge,
  .nav-badge {
    display: inline-block;
    padding: 2px 6px;
    margin-left: auto;

    font-size: 0.65em;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;

    border-radius: 3px;
    color: #ffffff;
  }

  .badge-new,
  .nav-badge-new {
    background-color: var(--badge-new);
  }

  .badge-express,
  .nav-badge-express {
    background-color: var(--badge-express);
  }

  .badge-popular,
  .nav-badge-popular {
    background-color: var(--badge-popular);  /* Coral */
  }

  .badge-hot,
  .nav-badge-hot {
    background-color: var(--badge-hot);      /* Coral */
  }

  /* Subtle coral tint on hover for popular/hot items */
  .dropdown-menu li:has(.badge-popular) a:hover,
  .dropdown-menu li:has(.badge-hot) a:hover {
    background-color: var(--ot-coral-subtle);
  }

  .dropdown-menu li:has(.badge-popular) a:hover::before,
  .dropdown-menu li:has(.badge-hot) a:hover::before {
    background: var(--ot-coral);
  }

  /* ===========================================
     VIEW ALL LINK (Bottom of dropdown)
     Coral accent on hover for brand consistency
     =========================================== */
  .dropdown-menu .dropdown-footer {
    display: block;
    padding: 10px 18px;
    margin-top: 5px;

    color: var(--ot-primary);
    font-size: 0.8em;
    font-weight: 600;
    text-decoration: none;
    text-align: center;

    border-top: 1px solid var(--dropdown-border);
    background: var(--dropdown-hover-bg);
    transition: all var(--dropdown-transition);
  }

  .dropdown-menu .dropdown-footer:hover {
    background: var(--ot-coral);
    color: #ffffff;
  }

  .dropdown-menu .dropdown-footer i {
    margin-left: 5px;
    transition: transform var(--dropdown-transition);
  }

  .dropdown-menu .dropdown-footer:hover i {
    transform: translateX(3px);
  }

  /* ===========================================
     WhatsApp CTA Button
     =========================================== */
  .nav-item-button .btn-whatsapp {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--ot-whatsapp);
    color: #ffffff !important;
    font-weight: 600;
    text-decoration: none;
    border-radius: 25px;
    transition: all 0.2s ease;
  }

  .nav-item-button .btn-whatsapp:hover {
    background: #128C7E;
    transform: translateY(-2px);
  }

  /* ===========================================
     MEGA MENU (Multi-column dropdowns)
     =========================================== */
  .header-nav-main nav > ul > li.dropdown-mega {
    position: static;
  }

  .header-nav-main nav > ul > li.dropdown-mega > .dropdown-menu {
    left: 15px;
    right: 15px;
    width: auto;
    padding: 20px;
    border-radius: 4px;
  }

  .dropdown-mega-content {
    display: flex;
    gap: 30px;
  }

  .dropdown-mega-column {
    flex: 1;
    min-width: 200px;
  }

  .dropdown-mega-sub-title {
    display: block;
    padding-bottom: 10px;
    margin-bottom: 10px;

    color: var(--dropdown-text);
    font-size: 0.9em;
    font-weight: var(--dropdown-title-weight);
    text-transform: none;
    letter-spacing: -0.5px;

    border-bottom: 1px solid var(--dropdown-border);
  }

  .dropdown-mega-sub-nav {
    list-style: none;
    padding: 0;
    margin: 0;
  }

  .dropdown-mega-sub-nav li a {
    display: block;
    padding: 5px 10px;
    margin: 0 -10px;

    color: var(--dropdown-text-muted);
    font-size: var(--dropdown-font-size);
    text-decoration: none;
    border-radius: 4px;
    border-bottom: 0;
    transition: all var(--dropdown-transition);
  }

  .dropdown-mega-sub-nav li a::before {
    display: none;
  }

  .dropdown-mega-sub-nav li a:hover {
    background: var(--dropdown-hover-bg);
    color: var(--dropdown-text);
  }

}

/* ===========================================
   MOBILE NAVIGATION (< 992px)
   Accordion-style collapsible menu
   =========================================== */
@media (max-width: 991px) {

  .header-nav-main {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--dropdown-bg);
    box-shadow: var(--dropdown-shadow);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }

  .header-nav-main.is-open {
    max-height: 80vh;
    overflow-y: auto;
  }

  .header-nav-main nav > ul {
    flex-direction: column;
    padding: 15px;
  }

  .header-nav-main nav > ul > li {
    border-bottom: 1px solid var(--dropdown-border);
  }

  .header-nav-main nav > ul > li:last-child {
    border-bottom: 0;
  }

  .header-nav-main nav > ul > li > a {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;

    color: var(--dropdown-text);
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
  }

  .header-nav-main nav > ul > li > a .nav-chevron {
    transition: transform 0.2s ease;
  }

  .header-nav-main nav > ul > li.is-open > a .nav-chevron {
    transform: rotate(180deg);
  }

  /* Mobile dropdown */
  .header-nav-main .dropdown-menu {
    position: static;
    display: none;
    background: transparent;
    box-shadow: none;
    border: 0;
    border-top: 0;
    padding-left: 15px;
    margin-bottom: 10px;
  }

  .header-nav-main li.dropdown.is-open > .dropdown-menu {
    display: block;
  }

  .header-nav-main .dropdown-menu li a {
    padding: 8px 0;
    border-bottom: 0;
    color: var(--dropdown-text-muted);
  }

  .header-nav-main .dropdown-menu li a::before {
    display: none;
  }

  .header-nav-main .dropdown-menu li a:hover {
    color: var(--ot-primary);
    background: transparent;
  }

  /* Mobile submenu */
  .header-nav-main .dropdown-submenu > .dropdown-menu {
    position: static;
    display: none;
    padding-left: 15px;
    border-left: 2px solid var(--dropdown-border);
    margin-left: 10px;
  }

  .header-nav-main .dropdown-submenu.is-open > .dropdown-menu {
    display: block;
  }

  .header-nav-main .dropdown-submenu > a::after {
    content: '+';
    position: static;
    border: 0;
    width: auto;
    height: auto;
    transform: none;
    font-size: 1.2em;
    color: var(--dropdown-text-muted);
  }

  .header-nav-main .dropdown-submenu.is-open > a::after {
    content: '\2212';  /* minus sign */
  }

  /* Hide section headers on mobile */
  .header-nav-main .dropdown-header {
    display: none;
  }

  /* Mobile WhatsApp button */
  .nav-item-button {
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid var(--dropdown-border);
  }

  .nav-item-button .btn-whatsapp {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 20px;
    background: var(--ot-whatsapp);
    color: #ffffff !important;
    font-weight: 600;
    text-decoration: none;
    border-radius: 25px;
    width: 100%;
  }

  /* Mobile hamburger button */
  .header-btn-collapse-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    padding: 0;
    background: transparent;
    border: 0;
    cursor: pointer;
  }

  .header-btn-collapse-nav i {
    font-size: 1.5rem;
    color: #ffffff;
  }

}

/* ===========================================
   ANIMATION EFFECTS
   Porto Effect 1 - Slide up
   =========================================== */
@media (min-width: 992px) {

  .header-nav-main-effect-1 .dropdown-menu li a {
    transform: translate3d(0, -5px, 0);
    transition: transform var(--dropdown-transition),
                background var(--dropdown-transition),
                color var(--dropdown-transition);
  }

  .header-nav-main-effect-1 li.dropdown:hover .dropdown-menu li a {
    transform: translate3d(0, 0, 0);
  }

}

/* ===========================================
   ACCESSIBILITY
   =========================================== */
.header-nav-main nav > ul > li > a:focus-visible,
.dropdown-menu li a:focus-visible {
  outline: 2px solid var(--ot-primary);
  outline-offset: 2px;
}

/* Screen reader only */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ===========================================
   UTILITY CLASSES
   =========================================== */
.dropdown-menu-wide {
  min-width: 280px !important;
}

.dropdown-menu-narrow {
  min-width: 180px !important;
}

/* No wrap for long items */
.dropdown-menu li a.text-nowrap {
  white-space: nowrap;
}