/* ═══════════════════════════════════════════════════════════════
   OFFCANVAS MENU — CSS
   
   Approach:
   - CSS custom properties for easy theming
   - Desktop: side panel appears to the right on hover (is-active)
   - Mobile (<768px): panels collapse, toggle shows inline list
   ═══════════════════════════════════════════════════════════════ */

/* ── Custom Properties (edit these to theme the menu) ── */
.ocm-wrap {
    --ocm-bg:           var(--contrast);
    --ocm-bg-sub:       var(--contrast-2);
    --ocm-accent:       var(--accent-4);
    --ocm-text:         var(--base-3);
    --ocm-text-muted:   var(--base-2)   ;
    --ocm-border:       rgba(255,255,255,0.08);
    --ocm-hover-bg:     rgba(233,69,96,0.12);
    --ocm-panel-width:  var(--gp-slideout-width);
    --ocm-radius:       6px;
    --ocm-speed:        220ms;
    --ocm-font:         var(--gp-font--cormorant);
    --ocm-shadow:       0 8px 40px rgba(0,0,0,0.45);
    font-family:        var(--ocm-font);
}

/* ── Reset ── */
.ocm-wrap *,
.ocm-wrap *::before,
.ocm-wrap *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
.ocm-wrap { color: var(--ocm-text); }
.ocm-wrap ul { list-style: none; margin: auto; }
.ocm-wrap a  { text-decoration: none; color: inherit; }
.ocm-wrap button {
    background: none;
    border: none;
    cursor: pointer;
    color: inherit;
}

/* ════════════════════════════════════════════════
   HAMBURGER TRIGGER
   ════════════════════════════════════════════════ */
.ocm-trigger {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    color: var(--ocm-text);
    border-radius: var(--ocm-radius);
    transition: background var(--ocm-speed);
    position: relative;
    z-index: 10;
}
.ocm-trigger:hover  { background: transparent; color: var(--ocm-accent); }

.ocm-trigger:active,
.ocm-trigger:focus {
    outline: 2px solid var(--ocm-accent);
    outline-offset: 2px;
    background: transparent;
}

/* Three-line burger — animates to X when open */
.ocm-burger {
    display: flex;
    flex-direction: column;
    gap: 5px;
    width: 22px;
}
.ocm-burger span {
    display: block;
    height: 2px;
    width: 100%;
    background: currentColor;
    border-radius: 2px;
    transition:
        transform var(--ocm-speed),
        opacity   var(--ocm-speed),
        width     var(--ocm-speed);
    transform-origin: center;
}

/* Animate burger → X when menu is open */
.ocm-wrap.is-open .ocm-burger span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.ocm-wrap.is-open .ocm-burger span:nth-child(2) {
    opacity: 0;
    width: 0;
}
.ocm-wrap.is-open .ocm-burger span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ════════════════════════════════════════════════
   OVERLAY
   ════════════════════════════════════════════════ */
.ocm-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
    z-index: 999;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--ocm-speed);
}
.ocm-wrap.is-open .ocm-overlay {
    opacity: 1;
    pointer-events: auto;
}

/* ════════════════════════════════════════════════
   MAIN NAV PANEL (offcanvas drawer)
   ════════════════════════════════════════════════ */
   
.ocm-nav {
    position: fixed;
    top: 0;
    left: 0;
    height: 100%;
    z-index: 1000;
    display: flex;          /* panels are flex siblings */
    flex-direction: row;
    align-items: stretch;
    transform: translateX(-100%);
    transition: transform 220ms cubic-bezier(.4,0,.2,1);
    pointer-events: none;
}
.ocm-wrap.is-open .ocm-nav {
    transform: translateX(0);
    pointer-events: auto;
}


/* ════════════════════════════════════════════════
   PANEL (each level is a panel)
   ════════════════════════════════════════════════ */
.ocm-panel--root {
    width: var(--ocm-panel-width);
    height: 100%;
    background: var(--ocm-bg);
    overflow-y: auto;
    overflow-x: visible;    /* allow sub-panels to visually overflow if needed */
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding-bottom: 2rem;
    box-shadow: var(--ocm-shadow);
    position: relative;
    z-index: 2;
}
.ocm-panel {
    width: var(--ocm-panel-width);
    height: 100%;
    background: var(--ocm-bg);
    overflow-y: auto;
    overflow-x: hidden;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    padding: 0 0 2rem 0;
    box-shadow: unset;
    position: relative;
    z-index: 1;
}

/* Sub-panels (deeper levels) sit to the right */
.ocm-sub-panel {
    width: var(--ocm-panel-width);
    height: 100%;
    background: var(--ocm-bg-sub);
    overflow-y: auto;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    padding-bottom: 2rem;
    box-shadow: unset;

    /* Hidden: shifted left, invisible */
    position: absolute;
    top: 0;
    left: var(--ocm-panel-width); /* sits just off-screen to the right of root */
    opacity: 0;
    pointer-events: none;
    transform: translateX(-8px);
    transition:
        opacity   220ms ease,
        transform 220ms ease;
    z-index: 1;
}

/* Deeper panels stack further right */
.ocm-sub-panel[data-depth="2"] {
    left: calc(var(--ocm-panel-width) * 2);
    background: #111827;
}
.ocm-sub-panel[data-depth="3"] {
    left: calc(var(--ocm-panel-width) * 3);
    background: #0d1424;
}

/* Active sub-panel slides in */
.ocm-item.is-active > .ocm-sub-panel {
    opacity: 1;
    pointer-events: auto;
    transform: translateX(0);
}
.ocm-sub-panel.is-active {
    opacity: 1;
    pointer-events: auto;
    transform: translateX(0);
}

/* Show sub-panel when parent has is-active */
.ocm-item.is-active > .ocm-sub-panel {
    opacity: 1;
    pointer-events: auto;
    transform: translateX(0);
}

/* ════════════════════════════════════════════════
   CLOSE BUTTON
   ════════════════════════════════════════════════ */
.ocm-close {
    position: relative;
    top: 1rem;
    left: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    margin-top: 1rem;
    margin-left: 0;
    margin-bottom: 1rem;
    margin-right: auto;
    background: transparent;
    border-radius: 50%;
    color: var(--ocm-text);
    transition: background var(--ocm-speed), color var(--ocm-speed);
    flex-shrink: 0;
}
.ocm-close:hover, .ocm-close:active, .ocm-close:focus {
    background: transparent;
    color: var(--ocm-accent);
}

/* ════════════════════════════════════════════════
   MENU ITEMS
   ════════════════════════════════════════════════ */
.ocm-list {
    /* margin-top: auto; */
    width: 100%;
}

.ocm-item {
    text-transform: uppercase;
    margin-bottom: 1rem;
    position: relative; /* anchor for absolute sub-panel */
    /* border-bottom: 1px solid var(--ocm-border); */
}
.ocm-item:last-child { border-bottom: none; }

.ocm-item__inner {
    display: flex;
    align-items: center;
}

.ocm-link {
    flex: 1;
    display: block;
    padding: 0.85rem 1.25rem;
    color: var(--ocm-text);
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 0.01em;
    transition: background var(--ocm-speed), color var(--ocm-speed);
    line-height: 1.4;
    font-weight: 700;
    font-size: 1.15rem;
    text-align: left;
}
.ocm-link:hover,
.ocm-item.is-active > .ocm-item__inner > .ocm-link {
    /* background: var(--ocm-hover-bg); */
    color: var(--ocm-accent);
}
.ocm-link:focus-visible {
    outline: 2px solid var(--ocm-accent);
    outline-offset: -2px;
}

/* Small right-arrow indicator on items with children (desktop) */
/* .ocm-item--has-children > .ocm-item__inner > .ocm-link::after {
    content: '>';
    float: right;
    font-size: 1.1rem;
    color: var(--ocm-text-muted);
    transition: color var(--ocm-speed), transform var(--ocm-speed);
    margin-left: 0.5rem;
}
.ocm-item.is-active > .ocm-item__inner > .ocm-link::after {
    color: var(--ocm-accent);
    transform: translateX(3px);
} */

/* ── Mobile Toggle Button ── */
/* Hidden on desktop; JS also hides it above breakpoint */
.ocm-toggle {
    display: none; /* shown via media query */
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    color: var(--ocm-text-muted);
    border-left: 1px solid var(--ocm-border);
    flex-shrink: 0;
    transition: background var(--ocm-speed), color var(--ocm-speed);
}
.ocm-toggle:hover { background: var(--ocm-hover-bg); color: var(--ocm-accent); }
.ocm-toggle:focus-visible {
    outline: 2px solid var(--ocm-accent);
    outline-offset: -2px;
}

.ocm-chevron {
    transition: transform var(--ocm-speed) ease;
}
/* Rotate chevron when submenu is open */
.ocm-toggle[aria-expanded="true"] .ocm-chevron {
    transform: rotate(180deg);
}

/* ── Mobile inline sub-list ── */
.ocm-mobile-sub {
    background: rgba(0,0,0,0.2);
    border-top: 1px solid var(--ocm-border);
}
/* Indent nested mobile items */
.ocm-mobile-sub .ocm-link {
    padding-left: 2rem;
}
.ocm-mobile-sub .ocm-mobile-sub .ocm-link {
    padding-left: 3rem;
}
.ocm-mobile-sub .ocm-mobile-sub .ocm-mobile-sub .ocm-link {
    padding-left: 4rem;
}

/* ── Current page item highlight ── */
.ocm-item.current-menu-item > .ocm-item__inner > .ocm-link,
.ocm-item.current_page_item > .ocm-item__inner > .ocm-link {
    color: var(--ocm-accent);
    /* background: var(--ocm-hover-bg); */
    font-weight: 600;
}

/* Left bar indicator on current item */
.ocm-item.current-menu-item > .ocm-item__inner,
.ocm-item.current_page_item > .ocm-item__inner {
    /* border-left: 3px solid var(--ocm-accent); */
}

/* Ancestor items are subtly highlighted */
.ocm-item.current-menu-ancestor > .ocm-item__inner > .ocm-link,
.ocm-item.current-menu-parent > .ocm-item__inner > .ocm-link,
.ocm-item.current_page_ancestor > .ocm-item__inner > .ocm-link {
    color: var(--ocm-accent);
}

/* ════════════════════════════════════════════════
   DEPTH ACCENT LINES (visual hierarchy)
   ════════════════════════════════════════════════ */
.ocm-sub-panel[data-depth="1"] .ocm-list {
    /* border-left: 3px solid var(--ocm-accent); */
    margin-left: 0;
}

/* ════════════════════════════════════════════════
   MOBILE — < 768px
   ════════════════════════════════════════════════ */
@media (max-width: 767px) {

    /* Panels don't sit side by side; full width drawer */
    .ocm-nav {
        width: 85vw;
        max-width: 340px;
    }
    .ocm-panel {
        width: 100%;
    }

    /* Sub-panels are hidden on mobile (we use the inline list instead) */
    .ocm-sub-panel {
        display: none !important;
    }

    /* Show the chevron toggle button */
    .ocm-toggle {
        display: flex;
    }

    /* Hide the › arrow that's meant for desktop hover */
    .ocm-item--has-children > .ocm-item__inner > .ocm-link::after {
        display: none;
    }

    /* Mobile sub-list: animated expand/collapse */
    .ocm-mobile-sub {
        display: block; /* overrides hidden attr via animation */
        overflow: hidden;
        max-height: 0;
        transition: max-height 300ms ease;
    }
    /* JS adds is-open to the list when toggled */
    .ocm-mobile-sub.is-open {
        max-height: 2000px; /* large enough for any depth */
    }
}

/* ════════════════════════════════════════════════
   DESKTOP — ≥ 768px
   ════════════════════════════════════════════════ */
@media (min-width: 768px) {

    /* Mobile inline lists are always hidden on desktop */
    .ocm-mobile-sub {
        display: none !important;
    }

    /* Toggle button irrelevant on desktop */
    .ocm-toggle {
        display: none !important;
    }

    .ocm-link {
        text-align: center;
        font-size: 1.5rem;
    }
}

/* ════════════════════════════════════════════════
   SCROLLBAR STYLING
   ════════════════════════════════════════════════ */
.ocm-panel::-webkit-scrollbar,
.ocm-sub-panel::-webkit-scrollbar { width: 4px; }
.ocm-panel::-webkit-scrollbar-track,
.ocm-sub-panel::-webkit-scrollbar-track { background: transparent; }
.ocm-panel::-webkit-scrollbar-thumb,
.ocm-sub-panel::-webkit-scrollbar-thumb {
    background: var(--ocm-border);
    border-radius: 4px;
}

/* ════════════════════════════════════════════════
   REDUCED MOTION
   ════════════════════════════════════════════════ */
@media (prefers-reduced-motion: reduce) {
    .ocm-nav,
    .ocm-overlay,
    .ocm-sub-panel,
    .ocm-burger span,
    .ocm-chevron {
        transition: none;
    }
}