/* ============================================================
   LightOnCanvas – site.css
   ============================================================ */

/* ----------------------------------------------------------
   CSS Custom Properties — light mode defaults
   ---------------------------------------------------------- */
:root {
    --color-bg:            #ffffff;
    --color-bg-raised:     #f5f5f7;
    --color-text:          #727272;
    --color-text-strong:   #6a6a6a;
    --color-heading:       #6a6a6a;
    --color-link:          #888888;
    --color-link-hover:    #20BAFB;
    --color-accent:        #20BAFB;
    --color-accent-alt:    #9CBB69;
    --color-border:        #e6e6e6;
    --color-border-subtle: #f0f0f0;
    --color-header-bg:     #4a4a4a;
    --color-header-text:   #ffffff;
    --color-muted:         #9a9a9a;
}

/* ----------------------------------------------------------
   Dark mode overrides — all other rules just use variables
   ---------------------------------------------------------- */
@media (prefers-color-scheme: dark) {
    :root {
        --color-bg:            #1c1c1e;
        --color-bg-raised:     #2c2c2e;
        --color-text:          #adadad;
        --color-text-strong:   #d0d0d0;
        --color-heading:       #d0d0d0;
        --color-link:          #a0a0a0;
        --color-link-hover:    #20BAFB;
        --color-border:        #3a3a3c;
        --color-border-subtle: #2c2c2e;
        --color-header-bg:     #242426;
        --color-muted:         #7a7a80;
    }
}

/* ----------------------------------------------------------
   Reset / Base
   ---------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

html, body {
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: 'Open Sans', 'Helvetica Neue', Arial, sans-serif;
    font-size: 15px;
    line-height: 1.6;
    margin: 0;
    padding: 0;
}

/* Bootstrap body class override */
body.container { max-width: none; padding: 0; }

a {
    color: var(--color-link);
    text-decoration: none;
}
a:hover { color: var(--color-link-hover); }

h1, h2, h3, h4, h5, h6 {
    color: var(--color-heading);
    font-weight: 400;
    margin-top: 0;
}

img { max-width: 100%; height: auto; display: block; }

hr {
    border: 0;
    border-top: 1px solid var(--color-border);
    opacity: 1;
    margin: 1rem 0;
}

/* ----------------------------------------------------------
   Header
   ---------------------------------------------------------- */
.loc-header {
    background-color: var(--color-header-bg);
    width: 100%;
    text-align: center;
    padding: 24px 20px;
    border-bottom: 3px solid var(--color-border);
}

.loc-header-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    max-width: 980px;
    margin: 0 auto;
}

.loc-logo-link { display: block; }

.loc-logo-link img {
    width: 64px;
    height: 64px;
    border: 0;
    margin: 0 auto;
}

.loc-site-title-link {
    color: var(--color-header-text) !important;
    font-size: 2.2rem;
    font-weight: 200;
    line-height: 1.1;
    letter-spacing: -0.01em;
    display: block;
}
.loc-site-title-link:hover { color: rgba(255,255,255,0.8) !important; }

/* ----------------------------------------------------------
   Page wrapper + two-column layout
   ---------------------------------------------------------- */
.loc-wrap {
    max-width: 980px;
    margin: 0 auto;
    padding: 0 16px;
}

.loc-columns {
    display: flex;
    flex-wrap: nowrap;
    align-items: flex-start;
}

.loc-main-content {
    flex: 1 1 auto;
    min-width: 0;
    padding: 20px 28px 20px 0;
}

.loc-sidebar {
    flex: 0 0 220px;
    width: 220px;
    padding: 20px 0 20px 20px;
    border-left: 1px solid var(--color-border);
}

/* ----------------------------------------------------------
   Sidebar navigation
   ---------------------------------------------------------- */
.loc-sidebar-nav { margin-bottom: 20px; }

.loc-nav-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.loc-nav-list li { border-bottom: 1px solid var(--color-border); }

.loc-nav-list li a {
    display: flex;
    align-items: center;
    min-height: 44px;
    padding: 6px 4px;
    color: var(--color-text);
    font-size: 14px;
}

.loc-nav-list li a:hover,
.loc-nav-list li.current a { color: var(--color-link-hover); }

/* ----------------------------------------------------------
   Sidebar hero image + microsites
   ---------------------------------------------------------- */
.loc-sidebar-hero { margin-bottom: 16px; }

.loc-sidebar-img { width: 100%; height: auto; }

.loc-microsites-heading {
    font-size: 13px;
    font-weight: bold;
    color: var(--color-text-strong);
    margin-bottom: 8px;
}

.loc-microsite-links {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.loc-microsite-links a {
    color: var(--color-link);
    font-size: 13px;
    font-family: Monaco, monospace;
}
.loc-microsite-links a:hover { color: var(--color-link-hover); }

/* ----------------------------------------------------------
   Category sections + app entries
   ---------------------------------------------------------- */
.loc-category-section { margin-bottom: 30px; }

.loc-section-heading {
    color: var(--color-heading);
    font-size: 1.4rem;
    font-weight: 400;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 6px;
    margin-bottom: 20px;
}

.loc-app-entry {
    margin-bottom: 40px;
    padding-bottom: 30px;
    border-bottom: 1px solid var(--color-border-subtle);
    overflow: hidden;
}
.loc-app-entry:last-child { border-bottom: none; }

.loc-app-header { margin-bottom: 8px; overflow: hidden; }

.loc-app-icon {
    float: left;
    width: 100px;
    height: auto;
    margin-right: 16px;
    margin-bottom: 8px;
    border: 0;
}

.loc-app-title {
    font-size: 18px;
    font-weight: bold;
    color: var(--color-heading);
    display: block;
    padding-top: 22px;
    margin: 0;
}

.loc-app-summary {
    font-size: 15px;
    font-weight: bold;
    color: var(--color-text-strong);
    margin-bottom: 8px;
    clear: left;
}

.loc-feature-list {
    margin: 8px 0 12px;
    padding-left: 24px;
    clear: left;
}
.loc-feature-list li {
    font-size: 14px;
    color: var(--color-text);
    line-height: 1.7;
}

.loc-app-cta {
    clear: left;
    margin-top: 8px;
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.loc-muted-text { font-size: 13px; color: var(--color-muted); margin-bottom: 20px; }

.loc-detail-link { font-size: 14px; color: var(--color-accent); }
.loc-detail-link:hover { color: var(--color-accent-alt); text-decoration: underline; }

/* ----------------------------------------------------------
   Footer
   ---------------------------------------------------------- */
.loc-footer {
    max-width: 980px;
    margin: 20px auto 0;
    padding: 0 16px 24px;
}

.loc-footer hr { margin: 0 0 10px; }

.loc-footer-text { font-size: 13px; color: var(--color-text); margin: 0; }
.loc-footer-text a { color: var(--color-link); }
.loc-footer-text a:hover { color: var(--color-link-hover); }

/* ----------------------------------------------------------
   FirstPass detail page
   ---------------------------------------------------------- */
.loc-fp-header {
    padding-bottom: 20px;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--color-border);
}

.loc-fp-section { margin-bottom: 28px; }

.loc-fp-section h2 {
    font-size: 1.2rem;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 4px;
    margin-bottom: 12px;
}

.loc-review-block {
    border-left: 3px solid var(--color-border);
    padding: 8px 12px;
    margin-bottom: 12px;
    color: var(--color-text);
    font-style: italic;
}
.loc-review-block p:last-child {
    font-size: 13px;
    font-style: normal;
    color: var(--color-muted);
    margin: 4px 0 0;
}

.loc-release-entry {
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--color-border-subtle);
}
.loc-release-entry:last-child { border-bottom: none; }

.loc-fp-back {
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid var(--color-border);
}

/* ----------------------------------------------------------
   FirstPass User Manual
   ---------------------------------------------------------- */
.loc-manual-header { overflow: hidden; margin-bottom: 1.5rem; }

.loc-manual-icon {
    float: right;
    margin-left: 20px;
    margin-bottom: 10px;
    width: 128px;
    height: auto;
    border: 0;
}

.loc-manual-header h1 {
    font-size: 2rem;
    font-weight: 400;
    color: var(--color-heading);
    margin: 0;
    line-height: 1.3;
}

.loc-manual-img {
    max-width: 100%;
    width: 800px;
    height: auto;
    margin: 12px 0 16px;
    border: 1px solid var(--color-border);
}

.loc-manual-list { padding-left: 24px; margin-bottom: 1rem; }
.loc-manual-list li { font-size: 15px; line-height: 1.7; color: var(--color-text); margin-bottom: 4px; }

.loc-manual-tab-heading {
    display: block;
    font-size: 15px;
    font-weight: bold;
    color: var(--color-text-strong);
    margin: 16px 0 4px;
}

.loc-manual-note {
    font-size: 14px;
    color: var(--color-text);
    border-left: 3px solid var(--color-border);
    padding-left: 10px;
    margin: 10px 0;
}

.loc-manual-hr { border-top: 1px solid var(--color-border); margin: 1.5rem 0 1rem; }

.loc-manual-footer { text-align: center; font-size: 14px; color: var(--color-text); }
.loc-manual-footer a { color: var(--color-link); }
.loc-manual-footer a:hover { color: var(--color-link-hover); }

/* ----------------------------------------------------------
   Gallery index cards
   ---------------------------------------------------------- */
.loc-gallery-index-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 16px;
    margin: 20px 0;
}

.loc-gallery-card-link {
    display: block;
    text-decoration: none;
    color: inherit;
}
.loc-gallery-card-link:hover .loc-gallery-card { border-color: var(--color-accent); }
.loc-gallery-card-link:hover .loc-gallery-card-title { color: var(--color-accent); }

.loc-gallery-card {
    border: 1px solid var(--color-border);
    border-radius: 4px;
    overflow: hidden;
    background: var(--color-bg-raised);
    transition: border-color 0.15s;
}

.loc-gallery-cover-img { display: block; width: 100%; aspect-ratio: 1; object-fit: cover; }

.loc-gallery-card-title {
    font-size: 14px;
    font-weight: bold;
    color: var(--color-text-strong);
    padding: 8px 10px 2px;
    margin: 0;
    display: block;
}

.loc-gallery-card-count {
    font-size: 12px;
    color: var(--color-muted);
    padding: 0 10px 8px;
    margin: 0;
    display: block;
}

/* ----------------------------------------------------------
   Gallery thumbnail grid
   ---------------------------------------------------------- */
.loc-gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 10px;
    margin: 20px 0;
}

.loc-gallery-thumb {
    display: block;
    overflow: hidden;
    border-radius: 3px;
    border: 1px solid var(--color-border);
    aspect-ratio: 1;
    cursor: pointer;
    background: var(--color-bg-raised);
}
.loc-gallery-thumb:hover .loc-gallery-thumb-img { opacity: 0.78; }

.loc-gallery-thumb-img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: opacity 0.15s;
}

/* ----------------------------------------------------------
   Lightbox overlay (always dark — no variable needed)
   ---------------------------------------------------------- */
.loc-lightbox {
    position: fixed;
    inset: 0;
    z-index: 1055;
    background: rgba(0,0,0,0.93);
    display: flex;
    align-items: center;
    justify-content: center;
    outline: none;
}
.loc-lightbox[hidden] { display: none !important; }

.loc-lightbox-img-wrap {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    max-width: 92vw;
    max-height: 88vh;
}

.loc-lightbox-img {
    display: block;
    max-width: 92vw;
    max-height: 88vh;
    object-fit: contain;
    pointer-events: none;
    user-select: none;
    -webkit-user-drag: none;
}

.loc-lightbox-zone {
    position: absolute;
    top: 0;
    width: 50%;
    height: 100%;
    z-index: 2;
}
.loc-lightbox-zone-left  { left: 0;  cursor: w-resize; }
.loc-lightbox-zone-right { right: 0; cursor: e-resize; }

.loc-lightbox-close {
    position: fixed;
    top: 12px;
    right: 14px;
    background: none;
    border: none;
    color: rgba(255,255,255,0.75);
    font-size: 2.4rem;
    line-height: 1;
    cursor: pointer;
    z-index: 3;
    min-width: 44px;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 8px;
}
.loc-lightbox-close:hover { color: #fff; }

/* Bottom info bar — gradient fade over the image edge */
.loc-lightbox-info {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 28px 70px 14px;
    background: linear-gradient(transparent, rgba(0,0,0,0.65));
    text-align: center;
    pointer-events: none;
}

.loc-lightbox-caption {
    color: rgba(255,255,255,0.92);
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: 4px;
    text-shadow: 0 1px 3px rgba(0,0,0,0.9);
    white-space: normal;
    overflow-wrap: break-word;
}

.loc-lightbox-counter {
    color: rgba(255,255,255,0.45);
    font-size: 12px;
    letter-spacing: 0.06em;
    white-space: nowrap;
}

/* ----------------------------------------------------------
   Responsive — Tablet  ≤ 860px
   ---------------------------------------------------------- */
@media (max-width: 860px) {
    .loc-sidebar {
        flex: 0 0 190px;
        width: 190px;
    }
    .loc-main-content { padding-right: 20px; }
    .loc-app-icon { width: 84px; }
    .loc-app-title { font-size: 16px; padding-top: 18px; }
}

/* ----------------------------------------------------------
   Responsive — Mobile  ≤ 680px
   ---------------------------------------------------------- */
@media (max-width: 680px) {
    /* Stack columns; sidebar nav moves to top */
    .loc-columns { flex-direction: column; }
    .loc-main-content { order: 2; padding: 16px 0; }

    .loc-sidebar {
        order: 1;
        flex: none;
        width: 100%;
        border-left: none;
        border-bottom: 1px solid var(--color-border);
        padding: 8px 0;
    }

    /* Horizontal pill nav */
    .loc-nav-list {
        display: flex;
        flex-wrap: wrap;
    }
    .loc-nav-list li {
        border-bottom: none;
        border-right: 1px solid var(--color-border);
    }
    .loc-nav-list li:last-child { border-right: none; }
    .loc-nav-list li a {
        padding: 10px 14px;
        font-size: 13px;
    }

    /* Hide decorative sidebar elements — keep only nav */
    .loc-sidebar-hero,
    .loc-microsites { display: none; }

    /* Header */
    .loc-site-title-link { font-size: 1.6rem; }
    .loc-logo-link img { width: 48px; height: 48px; }

    /* App entries */
    .loc-app-icon { width: 68px; }
    .loc-app-title { font-size: 15px; padding-top: 12px; }

    /* Galleries */
    .loc-gallery-index-grid {
        grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
        gap: 10px;
    }
    .loc-gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
        gap: 6px;
    }

    /* Lightbox — larger tap targets */
    .loc-lightbox-close {
        font-size: 2rem;
        top: 6px;
        right: 6px;
    }
    .loc-lightbox-img { max-width: 100vw; max-height: 80vh; }
    .loc-lightbox-img-wrap { max-width: 100vw; max-height: 80vh; }
}

/* ----------------------------------------------------------
   Accessibility / focus / motion
   ---------------------------------------------------------- */
:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
    }
    html { scroll-behavior: auto; }
}