/**
 * Ballistic Edge Theme — nav.css
 * Global header, desktop navigation, dropdowns, mobile drawer.
 */

/* ══════════════════════════════════════════════════════════════
   SITE HEADER
   ══════════════════════════════════════════════════════════════ */

#site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 9999;
    background: rgba(13, 13, 13, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    transition:
        background var(--transition-mid),
        box-shadow var(--transition-mid),
        backdrop-filter var(--transition-mid);
}

/* Intensified state on scroll (applied via JS) */
#site-header.scrolled {
    background: rgba(13, 13, 13, 0.98);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    box-shadow: 0 4px 32px rgba(0, 0, 0, 0.75);
}

/* Body offset so content sits below the fixed bar */
body {
    padding-top: 70px;
}

/* ══════════════════════════════════════════════════════════════
   NAV LAYOUT
   ══════════════════════════════════════════════════════════════ */

.site-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--gutter);
    height: 70px;
    gap: 1.5rem;
}

/* ══════════════════════════════════════════════════════════════
   LOGO
   ══════════════════════════════════════════════════════════════ */

.nav-logo {
    font-family: var(--font-display);
    font-size: 1.8rem;
    color: var(--color-white);
    text-decoration: none;
    letter-spacing: 0.06em;
    white-space: nowrap;
    flex-shrink: 0;
    line-height: 1;
    transition: color var(--transition-fast);
}

.nav-logo:hover {
    color: var(--color-orange);
}

/* ══════════════════════════════════════════════════════════════
   DESKTOP MENU — Top Level
   ══════════════════════════════════════════════════════════════ */

.nav-menu {
    display: flex;
    align-items: center;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 0;
    flex: 1;
    justify-content: center;
}

.menu-item {
    position: relative;
}

.menu-item > a {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.45rem 0.7rem;
    font-family: var(--font-heading);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.13em;
    text-transform: uppercase;
    color: var(--color-silver);
    text-decoration: none;
    position: relative;
    white-space: nowrap;
    transition: color var(--transition-fast);
}

/* Underline slide-in from left */
.menu-item > a::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0.7rem;
    right: 0.7rem;
    height: 2px;
    background: var(--color-orange);
    transform: scaleX(0);
    transform-origin: left center;
    transition: transform var(--transition-fast);
}

.menu-item > a:hover {
    color: var(--color-white);
}

.menu-item > a:hover::after {
    transform: scaleX(1);
}

/* Active / current page */
.menu-item.current-menu-item > a,
.menu-item.current-menu-ancestor > a {
    color: var(--color-orange);
}

.menu-item.current-menu-item > a::after,
.menu-item.current-menu-ancestor > a::after {
    transform: scaleX(1);
}

/* Chevron icon */
.menu-item.has-submenu > a .fa-chevron-down {
    font-size: 0.55rem;
    opacity: 0.7;
    transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.menu-item.has-submenu:hover > a .fa-chevron-down {
    transform: rotate(180deg);
    opacity: 1;
}

/* ══════════════════════════════════════════════════════════════
   DESKTOP SUBMENUS
   ══════════════════════════════════════════════════════════════ */

.submenu {
    position: absolute;
    top: calc(100% + 4px);
    left: 50%;
    transform: translateX(-50%) translateY(-8px);
    list-style: none;
    margin: 0;
    padding: 0.5rem 0;
    min-width: 190px;
    background: var(--color-mid-gray);
    border-top: 1px solid var(--color-orange);
    border-radius: 0 0 var(--border-radius-card) var(--border-radius-card);
    box-shadow: var(--card-shadow);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition:
        opacity 250ms ease,
        transform 250ms ease,
        visibility 0ms linear 250ms;
    z-index: 200;
}

/* Visible state on hover / focus-within */
.menu-item.has-submenu:hover > .submenu,
.menu-item.has-submenu:focus-within > .submenu {
    opacity: 1;
    visibility: visible;
    pointer-events: all;
    transform: translateX(-50%) translateY(0);
    transition:
        opacity 250ms ease,
        transform 250ms ease,
        visibility 0ms linear 0ms;
}

/* Submenu links */
.submenu li a {
    display: block;
    padding: 0.55rem 1.3rem;
    font-family: var(--font-body);
    font-size: var(--font-size-small);
    color: var(--color-silver);
    text-decoration: none;
    white-space: nowrap;
    transition:
        color var(--transition-fast),
        background var(--transition-fast),
        padding-left var(--transition-fast);
}

.submenu li a:hover {
    color: var(--color-white);
    background: rgba(232, 99, 10, 0.1);
    padding-left: 1.7rem;
}

/* Wide submenu — 2-column grid (Digital Products) */
.submenu--wide {
    min-width: 420px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    padding: 0.75rem 0;
    /* Ensure it doesn't overflow viewport right side */
    left: auto;
    right: 0;
    transform: translateY(-8px);
}

.menu-item.has-submenu:hover > .submenu--wide,
.menu-item.has-submenu:focus-within > .submenu--wide {
    transform: translateY(0);
}

/* ══════════════════════════════════════════════════════════════
   RIGHT ICON BUTTONS
   ══════════════════════════════════════════════════════════════ */

.nav-icons {
    display: flex;
    align-items: center;
    gap: 0.2rem;
    flex-shrink: 0;
}

.nav-icon-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    background: transparent;
    border: none;
    color: var(--color-silver);
    font-size: 1rem;
    cursor: pointer;
    border-radius: 50%;
    transition: color var(--transition-fast), background var(--transition-fast);
    padding: 0;
}

.nav-icon-btn:hover {
    color: var(--color-orange);
    background: rgba(232, 99, 10, 0.1);
}

/* ══════════════════════════════════════════════════════════════
   HAMBURGER BUTTON (mobile)
   ══════════════════════════════════════════════════════════════ */

.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    padding: 0;
    background: transparent;
    border: none;
    cursor: pointer;
    flex-shrink: 0;
}

.hamburger__line {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-silver);
    border-radius: 1px;
    transition:
        transform var(--transition-fast),
        opacity var(--transition-fast),
        background var(--transition-fast);
}

.hamburger:hover .hamburger__line {
    background: var(--color-orange);
}

/* Morph to X when active */
.hamburger.is-active .hamburger__line:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
    background: var(--color-orange);
}

.hamburger.is-active .hamburger__line:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.hamburger.is-active .hamburger__line:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
    background: var(--color-orange);
}

/* ══════════════════════════════════════════════════════════════
   DRAWER OVERLAY
   ══════════════════════════════════════════════════════════════ */

#drawer-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.65);
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition:
        opacity var(--transition-mid),
        visibility 0ms linear var(--transition-mid);
}

#drawer-overlay.is-visible {
    opacity: 1;
    visibility: visible;
    transition:
        opacity var(--transition-mid),
        visibility 0ms linear 0ms;
}

/* ══════════════════════════════════════════════════════════════
   MOBILE DRAWER
   ══════════════════════════════════════════════════════════════ */

#mobile-drawer {
    position: fixed;
    top: 0;
    right: -100%;
    width: 300px;
    height: 100vh;
    background: var(--color-black);
    border-left: 1px solid rgba(255, 255, 255, 0.07);
    z-index: 10001;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: right var(--transition-mid);
}

#mobile-drawer.is-open {
    right: 0;
}

/* Drawer header bar */
.drawer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
    flex-shrink: 0;
}

.drawer-logo {
    font-family: var(--font-display);
    font-size: 1.3rem;
    color: var(--color-white);
    text-decoration: none;
    letter-spacing: 0.06em;
    line-height: 1;
}

.drawer-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: var(--color-silver);
    font-size: 0.9rem;
    cursor: pointer;
    transition:
        color var(--transition-fast),
        background var(--transition-fast),
        border-color var(--transition-fast);
}

.drawer-close:hover {
    color: var(--color-orange);
    background: rgba(232, 99, 10, 0.12);
    border-color: var(--color-orange);
}

/* Scrollable nav area */
.drawer-nav {
    flex: 1;
    overflow-y: auto;
    overscroll-behavior: contain;
}

.drawer-nav::-webkit-scrollbar {
    width: 4px;
}

.drawer-nav::-webkit-scrollbar-track {
    background: transparent;
}

.drawer-nav::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
}

/* Drawer menu list */
.drawer-menu {
    list-style: none;
    margin: 0;
    padding: 0.5rem 0;
}

.drawer-item {
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.drawer-item:last-child {
    border-bottom: none;
}

/* Row containing link + accordion toggle button */
.drawer-link-row {
    display: flex;
    align-items: stretch;
}

/* Parent link */
.drawer-link {
    flex: 1;
    display: block;
    padding: 0.85rem 1.5rem;
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-silver);
    text-decoration: none;
    transition:
        color var(--transition-fast),
        padding-left var(--transition-fast);
}

.drawer-link:hover {
    color: var(--color-orange);
    padding-left: 1.9rem;
}

/* Accordion toggle button */
.submenu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    flex-shrink: 0;
    background: transparent;
    border: none;
    border-left: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--color-silver);
    font-size: 0.65rem;
    cursor: pointer;
    transition: color var(--transition-fast), background var(--transition-fast);
}

.submenu-toggle:hover {
    color: var(--color-orange);
    background: rgba(232, 99, 10, 0.06);
}

.submenu-toggle .fa-chevron-down {
    transition: transform var(--transition-fast);
}

.submenu-toggle[aria-expanded="true"] .fa-chevron-down {
    transform: rotate(180deg);
}

.submenu-toggle[aria-expanded="true"] {
    color: var(--color-orange);
}

/* Accordion submenu panel — max-height animation */
.drawer-submenu {
    max-height: 0;
    overflow: hidden;
    list-style: none;
    margin: 0;
    padding: 0;
    background: rgba(255, 255, 255, 0.02);
    transition: max-height 350ms cubic-bezier(0.4, 0, 0.2, 1);
}

.drawer-submenu.is-open {
    max-height: 700px; /* large enough for the longest submenu */
}

.drawer-submenu li {
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.drawer-submenu li:last-child {
    border-bottom: none;
}

.drawer-submenu li a {
    display: block;
    padding: 0.65rem 1.5rem 0.65rem 2.2rem;
    font-family: var(--font-body);
    font-size: var(--font-size-small);
    color: rgba(160, 160, 160, 0.75);
    text-decoration: none;
    transition:
        color var(--transition-fast),
        padding-left var(--transition-fast),
        background var(--transition-fast);
}

.drawer-submenu li a:hover {
    color: var(--color-orange);
    padding-left: 2.6rem;
    background: rgba(232, 99, 10, 0.06);
}

/* ══════════════════════════════════════════════════════════════
   RESPONSIVE BREAKPOINTS
   ══════════════════════════════════════════════════════════════ */

/* ≤ 992px: hide desktop menu, show hamburger */
@media (max-width: 992px) {
    .nav-menu {
        display: none;
    }

    .hamburger {
        display: flex;
    }
}

/* ≤ 480px: drawer goes full width */
@media (max-width: 480px) {
    #mobile-drawer {
        width: 100%;
    }
}


/* ══════════════════════════════════════════════════════════════
   GLOBAL SEARCH OVERLAY
   ══════════════════════════════════════════════════════════════ */

#search-overlay {
    position: fixed;
    inset: 0;
    z-index: 9998;
    background: rgba(13, 13, 13, 0.97);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 280ms ease;
}

#search-overlay.is-open {
    opacity: 1;
    pointer-events: auto;
}

#search-overlay.is-open .search-overlay__inner {
    transform: translateY(0);
    opacity: 1;
}

.search-overlay__inner {
    width: 100%;
    max-width: 700px;
    padding: 0 2rem;
    transform: translateY(24px);
    opacity: 0;
    transition: transform 320ms ease, opacity 320ms ease;
}

.search-overlay__form {
    display: flex;
    align-items: center;
    gap: 1rem;
    border-bottom: 2px solid rgba(255, 255, 255, 0.15);
    padding-bottom: 1.1rem;
    transition: border-bottom-color 200ms ease;
}

.search-overlay__form:focus-within {
    border-bottom-color: var(--color-orange);
}

.search-overlay__form > i {
    color: var(--color-silver);
    font-size: 1.4rem;
    flex-shrink: 0;
}

.search-overlay__input {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    font-family: var(--font-heading);
    font-size: clamp(1.2rem, 3vw, 2rem);
    color: var(--color-white);
    caret-color: var(--color-orange);
    -webkit-appearance: none;
}

.search-overlay__input::placeholder {
    color: rgba(160, 160, 160, 0.35);
}

/* Remove native browser clear icon on search inputs */
.search-overlay__input::-webkit-search-cancel-button,
.search-overlay__input::-webkit-search-decoration {
    -webkit-appearance: none;
}

.search-overlay__submit {
    background: var(--color-orange);
    border: none;
    color: var(--color-white);
    width: 2.8rem;
    height: 2.8rem;
    border-radius: 4px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: background 200ms ease, transform 120ms ease;
}

.search-overlay__submit:hover {
    background: #ff7b20;
    transform: translateY(-1px);
}

.search-overlay__hint {
    margin-top: 1rem;
    font-family: var(--font-body);
    font-size: 0.78rem;
    color: var(--color-silver);
    text-align: center;
    opacity: 0.7;
}

.search-overlay__hint kbd {
    display: inline-block;
    padding: 0.1em 0.4em;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 3px;
    font-family: var(--font-body);
    font-size: 0.73rem;
    line-height: 1.5;
}

.search-overlay__close {
    position: absolute;
    top: 1.5rem;
    right: 2rem;
    background: transparent;
    border: none;
    color: var(--color-silver);
    font-size: 1.8rem;
    cursor: pointer;
    line-height: 1;
    padding: 0.5rem;
    transition: color 180ms ease, transform 180ms ease;
}

.search-overlay__close:hover {
    color: var(--color-orange);
    transform: rotate(90deg);
}

@media (max-width: 600px) {
    .search-overlay__inner {
        padding: 0 1.25rem;
    }

    .search-overlay__close {
        top: 1rem;
        right: 1.25rem;
        font-size: 1.5rem;
    }
}


/* ══════════════════════════════════════════════════════════════
   HEADER — Narrow-phone overflow prevention
   "BALLISTIC EDGE" logo + 3 icon buttons + hamburger would
   exceed ~421 px, causing horizontal scroll on 375 px devices.
   These breakpoints progressively compress the chrome.
   ══════════════════════════════════════════════════════════════ */

/* ≤ 600px — start shrinking logo & collapsing gap */
@media (max-width: 600px) {
    .nav-logo {
        font-size: 1.5rem;
    }

    .site-nav {
        gap: 1rem;
    }
}

/* ≤ 420px — minimum footprint: ~258 px total fits a 360 px phone */
@media (max-width: 420px) {
    .nav-logo {
        font-size: 1.2rem;
        letter-spacing: 0.04em;   /* slightly tighter tracking */
    }

    .site-nav {
        gap: 0.5rem;
        padding: 0 1rem;          /* override clamp gutter for this breakpoint */
    }

    .nav-icons {
        gap: 0;
    }

    .nav-icon-btn {
        width: 32px;
        height: 32px;
        font-size: 0.9rem;
    }
}

/* ══════════════════════════════════════════════════════════════
   CART ICON & BADGE
   Matches the existing .nav-icon-btn visual system exactly.
   is-cart-empty hides the button when the cart is empty;
   the fragment hook restores it the moment an item is added.
   ══════════════════════════════════════════════════════════════ */

.nav-cart-btn {
    position: relative; /* contain the absolute badge */
}

/* Hidden state — applied server-side when cart count is 0,
   removed by the AJAX fragment when items are added.        */
.is-cart-empty {
    display: none !important;
}

/* Item count badge — top-right corner of the cart button */
.nav-cart-badge {
    position: absolute;
    top: 3px;
    right: 3px;
    min-width: 16px;
    height: 16px;
    padding: 0 4px;
    background: var(--color-orange, #E8630A);
    color: #fff;
    font-family: var(--font-body, Inter, sans-serif);
    font-size: 9px;
    font-weight: 700;
    line-height: 16px;
    letter-spacing: 0;
    border-radius: 8px;
    text-align: center;
    pointer-events: none;
    box-shadow: 0 1px 6px rgba(0, 0, 0, 0.55);
}