/* ============================================================================
   CSS VARIABLES
   ============================================================================ */
:root {
    --nav-white: rgb(255, 255, 255);
    --nav-bg: rgba(0, 0, 0, 0);
    --nav-dropdown-bg: rgba(0, 0, 0, 0);
    --nav-transition: 0.3s ease;
    --nav-spacing-sm: 8px;
    --nav-spacing-md: 16px;
    --nav-spacing-lg: 20px;
    --banner-bg: rgb(0, 0, 0, 0.4);
    --banner-text: rgb(255, 255, 255);
}

/* ============================================================================
   HEADER
   ============================================================================ */
header {
    width: 100%;
    position: sticky;
    top: 0;
    background: var(--overlay-bg);
    padding: var(--spacing-md, 1rem) var(--spacing-lg, 1.5rem);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: var(--z-sticky, 1000);
    box-sizing: border-box;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    max-width: 1200px;
}

.header-logo {
    width: 400px;
    height: auto;
    transition: transform var(--nav-transition);
}

.header-logo-link {
    text-decoration: none;
    display: inline-block;
}

/* ============================================================================
   MOBILE MENU TOGGLE
   ============================================================================ */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 6px;
    min-width: 40px;
    min-height: 40px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
    margin-left: auto;
    z-index: calc(var(--z-sticky, 1000) + 1);
    transition: var(--nav-transition);
    -webkit-tap-highlight-color: transparent;
    outline: none;
}

.hamburger-line {
    width: 28px;
    height: 3px;
    background: var(--nav-white);
    border-radius: 2px;
    transition: var(--nav-transition);
    transform-origin: center;
    flex-shrink: 0;
}

.mobile-menu-toggle.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translateY(4.5px);
}

.mobile-menu-toggle.active .hamburger-line:nth-child(2) {
    transform: rotate(-45deg) translateY(-4.5px);
}

/* ============================================================================
   DESKTOP NAVIGATION
   ============================================================================ */
.desktop-nav {
    position: sticky;
    top: 0;
    background: linear-gradient(
        to bottom,
        rgba(0, 0, 0, 0.4),
        rgba(0, 0, 0, 0)
    );
    font-family: "Overpass", sans-serif;
    font-weight: 800;
    color: var(--nav-white);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    font-size: 16px;
    z-index: var(--z-sticky, 1000);
    display: flex;
    justify-content: center;
    width: 100%;
    padding: 8px 0 9px 0;
}

.desktop-nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    align-items: center;
    width: 100%;
}

.desktop-nav li {
    position: relative;
    flex: 0 0 auto;
}

.desktop-nav li.home-tab {
    margin-right: auto;
}

.nav-logo {
    height: 40px;
    width: auto;
    vertical-align: middle;
}

.desktop-nav a,
.desktop-nav .dropbtn {
    background: var(--nav-bg);
    color: var(--nav-white);
    font-weight: 800;
    letter-spacing: 0.5px;
    transition: var(--nav-transition);
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--nav-spacing-sm) 40px;
    font-size: 16px;
    border: none;
    cursor: pointer;
    white-space: nowrap;
    height: 100%;
}

.desktop-nav .home-tab a {
    padding: 6px var(--nav-spacing-lg);
}

/* ============================================================================
   DROPDOWN MENUS
   ============================================================================ */
.dropdown-content {
    display: none;
    position: absolute;
    background: var(--nav-dropdown-bg);
    width: 100%;
    z-index: var(--z-dropdown, 1100);
    text-align: center;
    opacity: 0;
    transition: opacity var(--nav-transition);
}

.dropdown:hover .dropdown-content {
    display: block;
    opacity: 1;
}

.dropdown-content a {
    display: block;
    color: var(--nav-white);
    padding: var(--nav-spacing-sm) var(--nav-spacing-md);
    text-decoration: none;
    text-align: center;
    white-space: nowrap;
    background: transparent;
    transition: background-color var(--nav-transition);
    font-size: 16px;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ============================================================================
   SUB-DROPDOWNS
   ============================================================================ */
.sub-dropdown {
    position: relative;
}

.sub-dropdown .has-submenu {
    padding: var(--nav-spacing-sm);
    font-weight: 600;
    color: var(--nav-white);
    transition: background-color var(--nav-transition);
    cursor: pointer;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
    text-align: center;
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.arrow {
    margin-left: var(--nav-spacing-sm);
    font-size: 16px;
    color: var(--nav-white);
    transition: transform var(--nav-transition);
    display: inline-block;
}

.sub-dropdown-content {
    display: none;
    position: absolute;
    left: 100%;
    top: 0;
    width: 100%;
    z-index: calc(var(--z-dropdown, 1100) + 1);
    opacity: 0;
    transition: opacity var(--nav-transition);
    background: var(--nav-dropdown-bg);
}

.sub-dropdown-content a {
    display: block;
    color: var(--nav-white);
    padding: var(--nav-spacing-sm);
    text-decoration: none;
    text-align: center;
    white-space: nowrap;
    background: transparent;
    transition: background-color var(--nav-transition);
    font-size: 16px;
    overflow: hidden;
    text-overflow: ellipsis;
}

.desktop-nav .dropdown-content .sub-dropdown:hover .sub-dropdown-content,
.desktop-nav .sub-dropdown.active .sub-dropdown-content {
    display: block;
    opacity: 1;
}

.desktop-nav .dropdown-content .sub-dropdown:hover .arrow,
.desktop-nav .sub-dropdown.active .arrow {
    transform: rotate(90deg);
}

/* ============================================================================
   MOBILE NAVIGATION
   ============================================================================ */
.mobile-nav {
    display: none;
}

.mobile-nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: var(--mnav-bg, rgba(0, 0, 0, 0.95));
    z-index: calc(var(--z-sticky, 1000) - 1);
    opacity: 0;
    visibility: hidden;
    transition:
        opacity var(--nav-transition),
        visibility var(--nav-transition);
}

.mobile-nav.active .mobile-nav-overlay {
    opacity: 1;
    visibility: visible;
}

.mobile-nav-content {
    position: absolute;
    top: 0;
    left: 0;
    max-width: 100vw;
    width: 100vw;
    height: 100vh;
    background: var(--mnav-bg, rgba(0, 0, 0, 0.95));
    transform: translateY(-100%);
    transition: transform var(--nav-transition);
    overflow-y: none;
    padding-top: 80px;
}

.mobile-nav.active .mobile-nav-content {
    transform: translateY(0);
}

.mobile-nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    width: 100%;
}

.mobile-nav li {
    width: 100%;
    border-bottom: 1px solid var(--mnav-line-f, rgba(255, 255, 255, 0.1));
}

.mobile-nav a,
.mobile-nav .dropbtn {
    background: none;
    color: var(--nav-white);
    font-family: "Overpass", sans-serif;
    font-size: 18px;
    padding: var(--nav-spacing-lg) var(--spacing-lg, 1.5rem);
    text-align: left;
    border: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    letter-spacing: 0.5px;
    transition: var(--nav-transition);
    cursor: pointer;
    text-decoration: none;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
    user-select: none;
}

.mobile-nav .dropdown-content {
    display: block;
    width: 100%;
    position: static;
    opacity: 1;
    border-top: 1px solid var(--mnav-line-f, rgba(255, 255, 255, 0.1));
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--nav-transition);
}

.mobile-nav .dropdown.active .dropdown-content {
    max-height: 2000px;
    overflow: visible;
}

.mobile-nav .dropdown-content a {
    font-family: "Overpass", sans-serif;
    color: var(--nav-white);
    padding: 15px var(--spacing-lg, 1.5rem) 15px
        calc(var(--spacing-lg, 1.5rem) + 20px);
    font-size: 16px;
    border-bottom: 1px solid var(--mnav-line-h, rgba(255, 255, 255, 0.08));
}

.mobile-nav .sub-dropdown {
    position: relative;
    width: 100%;
}

.mobile-nav .sub-dropdown .has-submenu {
    background: transparent;
    color: var(--nav-white);
    padding: 15px var(--spacing-lg, 1.5rem) 15px
        calc(var(--spacing-lg, 1.5rem) + 20px);
    border-bottom: 1px solid var(--mnav-line-h, rgba(255, 255, 255, 0.05));
    font-size: 16px;
    font-weight: 600;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
    user-select: none;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    text-decoration: none;
}

.mobile-nav .sub-dropdown-content {
    display: block;
    position: static;
    width: 100%;
    opacity: 1;
    border-top: 1px solid var(--mnav-line-h, rgba(255, 255, 255, 0.05));
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--nav-transition);
}

.mobile-nav .sub-dropdown.active .sub-dropdown-content {
    max-height: 800px;
    overflow: visible;
}

.mobile-nav .sub-dropdown-content a {
    color: var(--nav-white);
    padding: 12px var(--spacing-lg, 1.5rem) 12px
        calc(var(--spacing-lg, 1.5rem) + 40px);
    border-bottom: 1px solid var(--mnav-line-h, rgba(255, 255, 255, 0.05));
    font-size: 16px;
}

.mobile-nav .dropbtn::after {
    content: "›";
    font-size: 24px;
    transition: transform var(--nav-transition);
    display: inline-block;
    margin-left: auto;
}

.mobile-nav .dropdown.active .dropbtn::after {
    transform: rotate(90deg);
}

.mobile-nav .arrow {
    display: inline-block;
    margin-left: var(--nav-spacing-sm);
    font-size: 20px;
    color: var(--nav-white);
    transition: transform var(--nav-transition);
    flex-shrink: 0;
}

.mobile-nav .sub-dropdown.active .arrow {
    transform: rotate(90deg);
}

/* ============================================================================
   RESPONSIVE DESIGN
   ============================================================================ */
@media (max-width: 1024px) {
    .desktop-nav .sub-dropdown-content {
        width: 25vw;
        max-width: 25vw;
    }
}

@media (max-width: 768px) {
    .desktop-nav {
        display: none;
    }

    .mobile-nav {
        display: block;
    }

    header {
        display: flex;
        padding: 15px;
        background: var(--clear-bg, rgba(0, 0, 0, 0));
        position: sticky;
        top: 0;
        z-index: var(--z-sticky, 1000);
        max-width: 100vw;
    }

    .header-content {
        padding: 0;
        max-width: calc(100vw - 30px);
    }

    .header-logo {
        width: auto;
        height: 30px;
        margin-top: 5px;
    }

    .mobile-menu-toggle {
        display: flex;
        min-width: 36px;
        min-height: 36px;
        padding: 6px;
        gap: 5px;
    }

    .hamburger-line {
        width: 24px;
        height: 2.5px;
    }

    .mobile-menu-toggle.active .hamburger-line:nth-child(1) {
        transform: rotate(45deg) translateY(5px);
    }

    .mobile-menu-toggle.active .hamburger-line:nth-child(2) {
        transform: rotate(-45deg) translateY(-5px);
    }
}

@media (max-width: 480px) {
    .mobile-nav a,
    .mobile-nav .dropbtn {
        font-size: 16px;
        padding: var(--nav-spacing-md) var(--spacing-md, 1rem);
    }

    .mobile-nav .dropdown-content a,
    .mobile-nav .sub-dropdown .has-submenu {
        font-size: 14px;
        padding: 12px var(--spacing-md, 1rem) 12px
            calc(var(--spacing-md, 1rem) + 20px);
    }

    .mobile-nav .sub-dropdown-content a {
        font-size: 14px;
        padding: 10px var(--spacing-md, 1rem) 10px
            calc(var(--spacing-md, 1rem) + 40px);
    }
}

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

/* ============================================================================
   FOOTER
   ============================================================================ */
/* ============================================================================
   SITE BANNER
   ============================================================================ */

.site-banner__prefix {
    font-weight: 700;
    font-style: normal;
    margin-right: 6px;
}

.site-banner__text {
    display: inline-block;
    position: relative;
    font-family: "SourceCodePro", monospace;
    font-weight: 500;
    font-style: italic;
    font-size: 16px;
    color: var(--banner-text);
}

/* Desktop banner - in nav bar */
.site-banner--desktop {
    flex: 1 1 auto;
    min-width: 0;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    padding: var(--nav-spacing-sm) 40px;
    background: transparent;
}

.site-banner__container {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--banner-bg);
    border-radius: 4px;
    padding: 2px 12px;
    overflow: hidden;
}

/* Mobile banner - top of mobile nav */
.site-banner--mobile {
    display: none;
    max-width: 90vw;
    padding: var(--nav-spacing-md) var(--nav-spacing-md);
    white-space: normal;
    line-height: 1.4;
    text-align: left;
    overflow-wrap: break-word;
    background: var(--banner-bg);
    border-radius: 4px;
}

.site-banner--mobile .site-banner__message {
    display: block;
    text-align: left;
    overflow-wrap: break-word;
    max-width: 90vw;
}

.site-banner--mobile .site-banner__text {
    display: block;
    text-align: left;
    overflow-wrap: break-word;
    max-width: 90vw;
}

/* ============================================================================
   CHROMATIC WIPE-IN ANIMATION (Modular)
   Apply class "chromatic-wipe-in" to any element with data-text attribute
   ============================================================================ */

@keyframes chromaticWipeInRed {
    0% {
        clip-path: inset(0 100% 0 0);
        transform: translateX(-3px);
    }
    100% {
        clip-path: inset(0 0 0 0);
        transform: translateX(0);
    }
}

@keyframes chromaticWipeInGreen {
    0% {
        clip-path: inset(0 100% 0 0);
        transform: translateX(0);
    }
    100% {
        clip-path: inset(0 0 0 0);
        transform: translateX(0);
    }
}

@keyframes chromaticWipeInBlue {
    0% {
        clip-path: inset(0 100% 0 0);
        transform: translateX(3px);
    }
    100% {
        clip-path: inset(0 0 0 0);
        transform: translateX(0);
    }
}

.chromatic-wipe-in {
    color: rgb(0, 0, 255);
    animation: chromaticWipeInBlue 0.6s 0.1s cubic-bezier(0.4, 0, 0.2, 1)
        forwards;
}

.chromatic-wipe-in::before,
.chromatic-wipe-in::after {
    content: attr(data-text);
    position: absolute;
    left: 0;
    top: 0;
    font-size: inherit;
    font-weight: inherit;
    font-style: inherit;
    font-family: inherit;
    letter-spacing: inherit;
    line-height: inherit;
    white-space: inherit;
}

.chromatic-wipe-in::before {
    color: rgb(255, 0, 0);
    animation: chromaticWipeInRed 0.6s cubic-bezier(0.4, 0, 0.2, 1) forwards;
    mix-blend-mode: lighten;
}

.chromatic-wipe-in::after {
    color: rgb(0, 255, 0);
    animation: chromaticWipeInGreen 0.6s 0.05s cubic-bezier(0.4, 0, 0.2, 1)
        forwards;
    mix-blend-mode: lighten;
}

.chromatic-wipe-complete {
    color: var(--banner-text);
}

/* ============================================================================
   SCROLLING TEXT ANIMATION (Modular)
   Apply class "scrolling-active" to container to enable
   ============================================================================ */

@keyframes bannerScroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

.scrolling-active .site-banner__text {
    animation: bannerScroll 12s linear infinite;
    animation-delay: 1s;
}

.scrolling-active .site-banner__text .scroll-duplicate {
    padding-left: 40px;
}

/* Pause scrolling on hover */
.site-banner:hover .site-banner__text {
    animation-play-state: paused;
}

/* ============================================================================
   BANNER RESPONSIVE
   ============================================================================ */

@media (max-width: 768px) {
    .site-banner--desktop {
        display: none;
    }

    .site-banner--mobile {
        display: block;
    }
}

/* ============================================================================
   FOOTER
   ============================================================================ */

footer {
    position: relative;
    width: 100%;
    background: var(--clear-bg, rgba(0, 0, 0, 0));
    color: var(--nav-white);
    text-align: center;
    padding: 0;
    overflow: hidden;
    height: 30px;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: var(--z-base, 100);
}

.footer-content {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
    gap: var(--nav-spacing-lg);
}

.footer-text {
    margin: 0;
    color: inherit;
    font-family: "Overpass", sans-serif;
    font-weight: 600;
    font-size: 10px;
}

.footer-text a {
    text-decoration: none;
    color: inherit;
    transition: opacity var(--nav-transition);
}

.footer-text a:hover {
    opacity: 0.7;
}