/* ========================================
   HEADER STYLES
   ======================================== */

/* iOS Safari body scroll fix when mobile menu is open */
body.menu-open {
    overflow: hidden;
    position: fixed;
    width: 100%;
    height: 100vh;
}

/* Skip Link for Accessibility */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--color-brand-green-primary);
    color: var(--color-black);
    padding: 8px;
    text-decoration: none;
    z-index: 100;
}

.skip-link:focus {
    top: 0;
}

/* Main Header */
.site-header {
    background-color: var(--color-black);
    padding: var(--spacing-16) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.header-container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 var(--spacing-24);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-32);
    min-height: 58px;
}

/* Site Branding / Logo */
.site-branding {
    flex-shrink: 0;
    display: flex;
    align-items: center;
}

.site-logo {
    display: inline-block;
    line-height: 0;
}

.site-logo img {
    width: 120px;
    height: auto;
    display: block;
}

/* Main Navigation */
.main-navigation {
    display: flex;
    align-items: center;
    flex: 1;
    justify-content: center;
}

.primary-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-32);
    list-style: none;
    margin: 0;
    padding: 0;
}

.primary-menu li {
    margin: 0;
}

.primary-menu a {
    color: var(--color-text-white);
    text-decoration: none;
    font-family: var(--font-family-body);
    font-size: var(--fs-16);
    font-weight: var(--fw-400);
    transition: color 0.3s ease;
    white-space: nowrap;
}

.primary-menu a:hover,
.primary-menu a:focus {
    color: var(--color-brand-green-primary);
}

/* ========================================
   DROPDOWN MENU STYLES
   ======================================== */

/* Menu item with children */
.menu-item-has-children {
    position: relative;
}

.menu-toggle {
    display: flex !important;
    align-items: center;
    gap: 6px;
    cursor: pointer;
}

/* Caret Icon */
.menu-caret {
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.menu-item-has-children.active .menu-caret {
    transform: rotate(180deg);
}

/* Dropdown Container */
.dropdown-menu {
    position: absolute;
    top: calc(100% + 20px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-bg-secondary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--br-12);
    padding: var(--spacing-24);
    min-width: 280px;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
    transform: translateX(-50%) translateY(-10px);
    z-index: 1000;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.menu-item-has-children.active .dropdown-menu {
    opacity: 1;
    visibility: visible;
    pointer-events: all;
    transform: translateX(-50%) translateY(0);
}

/* Dropdown arrow indicator */
.dropdown-menu::before {
    content: '';
    position: absolute;
    top: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-bottom: 8px solid rgba(255, 255, 255, 0.1);
}

.dropdown-menu::after {
    content: '';
    position: absolute;
    top: -7px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-bottom: 8px solid var(--color-bg-secondary);
}

/* Dropdown Inner Container */
.dropdown-inner {
    display: flex;
    gap: var(--spacing-12);
}

/* 2-Column Grid Layout (Get Funded - 6 items) */
.dropdown-grid-2col {
    min-width: 560px;
}

.dropdown-grid-2col .dropdown-inner {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-16);
}

/* 1-Column Layout (Trading Platforms - 5 items) */
.dropdown-1col {
    min-width: 300px;
}

.dropdown-1col .dropdown-inner {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-8);
}

/* 1-Row Layout (Pro Services - 3 items) */
.dropdown-1row {
    min-width: 700px;
}

.dropdown-1row .dropdown-inner {
    display: flex;
    flex-direction: row;
    gap: var(--spacing-16);
}

/* Dropdown Item */
.dropdown-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: var(--spacing-16);
    border-radius: var(--br-8);
    text-decoration: none;
    transition: all 0.3s ease;
    background: transparent;
    border: 1px solid transparent;
}

.dropdown-item:hover {
    background: rgba(0, 211, 47, 0.1);
    border-color: rgba(0, 211, 47, 0.3);
}

.dropdown-item .item-title {
    font-family: var(--font-family-heading);
    font-size: var(--fs-16);
    font-weight: var(--fw-600);
    color: var(--color-text-white);
    line-height: 1.3;
}

.dropdown-item .item-desc {
    font-family: var(--font-family-body);
    font-size: var(--fs-14);
    font-weight: var(--fw-400);
    color: var(--color-text-muted);
    line-height: 1.4;
}

.dropdown-item:hover .item-title {
    color: var(--color-brand-green-primary);
}

.dropdown-item:hover .item-desc {
    color: var(--color-text-white);
}

/* ========================================
   END DROPDOWN MENU STYLES
   ======================================== */

/* Header Actions (Login & Get Started) */
.header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-16);
    flex-shrink: 0;
}

.btn-login {
    color: var(--color-text-white);
    text-decoration: none;
    font-family: var(--font-family-body);
    font-size: var(--fs-16);
    font-weight: var(--fw-500);
    padding: var(--spacing-5) var(--spacing-20);
    border: 1px solid var(--color-text-white);
    border-radius: var(--br-100);
    transition: all 0.3s ease;
    background: transparent;
    white-space: nowrap;
}

.btn-login:hover,
.btn-login:focus {
    background: var(--color-text-white);
    color: var(--color-black);
}

.header-actions .btn-primary {
    background: #00D32F;
    color: var(--color-text-white);
    text-decoration: none;
    font-family: var(--font-family-body);
    font-size: var(--fs-16);
    font-weight: var(--fw-600);
    padding: var(--spacing-5) var(--spacing-20);
    border-radius: var(--br-100);
    border: none;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.header-actions .btn-primary:hover,
.header-actions .btn-primary:focus {
    background: var(--color-brand-green-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 211, 47, 0.3);
}

/* Hamburger Menu (Mobile) */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 28px;
    height: 20px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
    position: relative;
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    user-select: none;
    touch-action: manipulation;
}

.hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--color-text-white);
    border-radius: 0;
    transform-origin: center;
    transition: transform 0.3s ease,
                opacity 0.3s ease;
    pointer-events: none;
    transform: none;
}

/* Default state - explicitly reset all transforms */
.hamburger[aria-expanded="false"] span {
    transform: none;
    opacity: 1;
}

.hamburger[aria-expanded="false"] span:nth-child(1) {
    transform: translateY(0) rotate(0);
}

.hamburger[aria-expanded="false"] span:nth-child(2) {
    transform: scaleX(1);
    opacity: 1;
}

.hamburger[aria-expanded="false"] span:nth-child(3) {
    transform: translateY(0) rotate(0);
}

/* Open state - X icon like Evernote */
.hamburger[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}

.hamburger[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.hamburger[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

/* Mobile Menu Overlay */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    height: 100vh;
    height: 100dvh;
    background: var(--color-bg-secondary);
    z-index: 1002;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    display: none;
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.5);
    -webkit-tap-highlight-color: transparent;
}

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

/* Mobile Menu Backdrop */
.mobile-menu::before {
    content: '';
    position: fixed;
    top: 0;
    left: -100vw;
    width: 100vw;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: none;
    z-index: -1;
}

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

.mobile-menu-header {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    padding: var(--spacing-12) var(--spacing-16);
    position: relative;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-logo {
    display: block;
    line-height: 0;
}

.mobile-logo img {
    width: 140px;
    height: auto;
}

.mobile-nav {
    padding: var(--spacing-16) var(--spacing-16) var(--spacing-48);
    display: flex;
    flex-direction: column;
    gap: 0;
    align-items: stretch;
    text-align: left;
    min-height: calc(100vh - 79px);
    min-height: calc(100dvh - 79px);
    justify-content: flex-start;
    box-sizing: border-box;
    overflow-y: auto;
}

.mobile-close {
    position: absolute;
    top: 50%;
    right: var(--spacing-16);
    transform: translateY(-50%);
    background: transparent;
    border: none;
    color: var(--color-text-white);
    font-size: 40px;
    width: 28px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    line-height: 0.4;
    transition: color 0.3s ease;
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    user-select: none;
    touch-action: manipulation;
}

.mobile-close:hover,
.mobile-close:focus {
    color: var(--color-brand-green-primary);
}

.mobile-nav-links {
    display: flex;
    flex-direction: column;
    gap: 0;
    width: 100%;
    align-items: stretch;
    padding: 0;
}

.mobile-nav-links > a {
    display: block;
    width: 100%;
    color: var(--color-text-white);
    text-decoration: none;
    font-family: var(--font-family-body);
    font-size: var(--fs-16);
    font-weight: var(--fw-400);
    padding: var(--spacing-12) var(--spacing-16);
    border-bottom: none;
    position: relative;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
    min-height: 40px;
    text-align: left;
}

.mobile-nav-links a:hover,
.mobile-nav-links a:focus {
    color: var(--color-brand-green-primary);
}

/* Mobile Menu Items with Submenus */
.mobile-menu-item {
    width: 100%;
    text-align: left;
}

.mobile-menu-item > a {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    width: 100%;
    padding: var(--spacing-12) var(--spacing-16);
    color: var(--color-text-white);
    text-decoration: none;
    font-family: var(--font-family-body);
    font-size: var(--fs-16);
    font-weight: var(--fw-400);
    transition: color 0.3s ease;
    min-height: 40px;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
}

.mobile-menu-item > a:hover,
.mobile-menu-item > a:focus {
    color: var(--color-brand-green-primary);
}

.mobile-menu-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    width: 100%;
    padding: var(--spacing-12) var(--spacing-16);
    background: transparent;
    border: none;
    color: var(--color-text-white);
    font-family: var(--font-family-body);
    font-size: var(--fs-16);
    font-weight: var(--fw-400);
    cursor: pointer;
    transition: color 0.3s ease;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
    min-height: 40px;
    text-align: left;
}

.mobile-menu-toggle:hover,
.mobile-menu-toggle:focus {
    color: var(--color-brand-green-primary);
}

.mobile-menu-item.active .mobile-menu-toggle {
    color: var(--color-brand-green-primary);
}

.mobile-caret {
    transition: transform 0.3s ease;
    flex-shrink: 0;
    width: 12px;
    height: 8px;
}

.mobile-menu-item.active .mobile-caret {
    transform: rotate(180deg);
}

.mobile-submenu {
    display: flex;
    flex-direction: column;
    gap: 0;
    padding: 0;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height 0.35s ease, opacity 0.25s ease, padding 0.25s ease;
}

.mobile-menu-item.active .mobile-submenu {
    max-height: 600px;
    opacity: 1;
    padding: var(--spacing-4) 0 var(--spacing-4) var(--spacing-24);
}

.mobile-submenu a {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    width: 100%;
    color: var(--color-text-white);
    text-decoration: none;
    font-family: var(--font-family-body);
    font-size: var(--fs-14);
    font-weight: var(--fw-400);
    padding: var(--spacing-10) var(--spacing-16);
    transition: color 0.3s ease;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
    min-height: 36px;
    line-height: 1.4;
    text-align: left;
}

.mobile-submenu a:hover,
.mobile-submenu a:focus {
    color: var(--color-brand-green-primary);
}

.mobile-nav-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-12);
    margin-top: auto;
    padding-top: var(--spacing-24);
    width: 100%;
}

.mobile-nav-buttons .btn {
    text-align: center;
    padding: var(--spacing-16) var(--spacing-24);
    border-radius: var(--br-8);
    font-family: var(--font-family-body);
    font-size: var(--fs-16);
    font-weight: var(--fw-600);
    text-decoration: none;
    transition: all 0.3s ease;
    width: 100%;
    display: block;
}

.mobile-nav-buttons .btn-ghost {
    background: transparent;
    color: var(--color-text-white);
    border: 1px solid var(--color-text-white);
}

.mobile-nav-buttons .btn-ghost:hover,
.mobile-nav-buttons .btn-ghost:focus {
    background: var(--color-text-white);
    color: var(--color-black);
}

.mobile-nav-buttons .btn-primary {
    background: #00D32F;
    color: var(--color-text-white);
    border: none;
}

.mobile-nav-buttons .btn-primary:hover,
.mobile-nav-buttons .btn-primary:focus {
    background: var(--color-brand-green-dark);
}

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

/* Tablet and below */
@media screen and (max-width: 991.98px) {
    .main-navigation {
        display: none !important;
    }

    .header-actions {
        display: none !important;
    }

    .hamburger {
        display: flex;
    }

    .header-container {
        padding: 0 var(--spacing-20);
    }

    .site-logo img {
        width: 160px;
    }
    
    /* Hide desktop dropdowns on tablet/mobile */
    .dropdown-menu {
        display: none !important;
    }
}

/* Mobile */
@media screen and (max-width: 767.98px) {
    .site-header {
        padding: var(--spacing-12) 0;
    }

    .header-container {
        padding: 0 var(--spacing-16);
    }

    .site-logo img {
        width: 140px;
    }
}

/* Tablet-specific dropdown adjustments */
@media screen and (min-width: 992px) and (max-width: 1199.98px) {
    /* Adjust dropdown widths for tablets */
    .dropdown-grid-2col {
        min-width: 480px;
    }
    
    .dropdown-1row {
        min-width: 600px;
    }
    
    .primary-menu {
        gap: var(--spacing-24);
    }
}

/* Large desktop - wider spacing */
@media screen and (min-width: 1440px) {
    .primary-menu {
        gap: var(--spacing-40);
    }

    .header-actions {
        gap: var(--spacing-20);
    }
    
    .dropdown-grid-2col {
        min-width: 600px;
    }
    
    .dropdown-1row {
        min-width: 750px;
    }
}