/* ==========================================================================
   archive (filebrowser) styles
   glass + blur + accent colours, dark-mode-first.
   ========================================================================== */

/* ---------- theme variables ---------- */

:root {
    --bg: #0c0c0f;
    --bg-elevated: #141418;
    --fg: #ececef;
    --muted: #96969f;
    --border: #27272c;
    --surface: rgba(26, 26, 31, 0.65);
    --surface-solid: #1a1a1f;
    --surface-2: #222227;

    --radius: 14px;

    --glow: 0 0 28px rgba(208, 106, 106, 0.25);
    --glow-blue: 0 0 28px rgba(100, 140, 208, 0.18);
    --glow-green: 0 0 28px rgba(86, 160, 102, 0.15);

    --accent: #d06a6a;
    --accent-soft: rgba(208, 106, 106, 0.12);
    --accent-line: rgba(208, 106, 106, 0.32);

    --glow: 0 0 12px rgba(208, 106, 106, 0.10);
}

/* ---------- background layers ---------- */

* {
    margin: 0;
    padding: 0;
    outline: 0;
    box-sizing: border-box;
}

html {
    -webkit-text-size-adjust: 100%;
}

body {
    min-height: 100vh;
    padding: 4.5rem 1.5rem 3.5rem;

    background:
        radial-gradient(1100px 500px at 0% -10%, rgba(255, 255, 255, 0.06), transparent 65%),
        radial-gradient(900px 500px at 100% 0%, rgba(0, 0, 0, 0.60), transparent 65%),
        radial-gradient(700px 400px at 50% 110%, rgba(208, 106, 106, 0.06), transparent 65%),
        radial-gradient(700px 400px at 20% 110%, rgba(100, 140, 208, 0.04), transparent 65%),
        var(--bg);

    color: var(--fg);
    font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto,
        "Helvetica Neue", Arial, sans-serif;
    font-size: 1.0625rem;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

/* ---------- layout ---------- */

.site {
    width: 100%;
    max-width: 44rem;
    margin: 0 auto;
}

/* ---------- header with glass look ---------- */

.site-header {
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border);
    background: var(--surface);
    border-radius: var(--radius);
    padding: 1.5rem 1.75rem;
    margin-bottom: 0;

    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.38), var(--glow);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.site-header h1 {
    margin: 0;
    font-size: 1.45rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    line-height: 1.3;
    color: var(--fg);
}

.subtitle {
    margin: 0.35rem 0 0;
    color: var(--muted);
    font-size: 0.95rem;
}

/* ---------- sections ---------- */

.section {
    padding: 2rem 1.75rem;
    background: var(--surface);
    border-radius: var(--radius);
    margin: 0 -0.25rem;

    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.35), var(--glow);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.section + .section {
    margin-top: 0.25rem;
    border-top: 1px solid var(--border);
}

.section h2 {
    margin: 0 0 1.25rem;
    color: var(--muted);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.09em;
    text-transform: uppercase;

    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.section h2::after {
    content: "";
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, var(--accent-line), transparent 70%);
}

.section h3 {
    margin: 0 0 1rem 0;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border);
    font-size: 1.08rem;
    font-weight: 600;
    letter-spacing: -0.015em;
    line-height: 1.3;
}

/* ---------- links ---------- */

a {
    color: var(--muted);
    text-decoration: none;
    transition: color 0.15s ease;
}

a:hover {
    color: var(--accent);
}

:focus-visible {
    outline: 2px solid var(--fg);
    outline-offset: 3px;
    border-radius: 3px;
}

.muted {
    color: var(--muted);
}

/* ---------- breadcrumbs ---------- */

.breadcrumbs ol {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.35rem;
    list-style: none;
    padding: 0;
    margin: 0 0 1.5rem;
    font-size: 0.85rem;
}

.breadcrumbs li {
    color: var(--muted);
}

.breadcrumbs li a {
    color: var(--muted);
    text-decoration: none;
    padding: 0.2rem 0;
    border-bottom: 1px solid transparent;
    transition: color 0.15s ease, border-color 0.15s ease;
}

.breadcrumbs li a:hover {
    color: var(--accent);
    border-bottom-color: var(--accent-line);
}

.breadcrumbs li.current {
    color: var(--fg);
    font-weight: 500;
}

.breadcrumbs li + li::before {
    content: "/";
    color: var(--border);
    margin-right: 0.35rem;
}

/* ---------- archive grid ---------- */

.archive-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 0.75rem;
}

.archive-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);

    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);

    transition: border-color 0.15s ease, background 0.15s ease, box-shadow 0.15s ease;
}

.archive-item:hover {
    border-color: var(--accent-line);
    background: var(--surface-2);
    box-shadow: var(--glow);
}

.archive-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex: 1;
    min-width: 0;
    text-decoration: none;
    color: var(--fg);

    transition: color 0.15s ease;
}

.archive-link:hover {
    color: var(--accent);
}

.archive-link:hover .archive-name {
    text-decoration: underline;
    text-underline-color: var(--accent);
}

.archive-icon {
    flex: none;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    color: var(--muted);
    transition: color 0.15s ease;
}

.archive-item:hover .archive-icon {
    color: var(--accent);
}

.archive-item.dir .archive-icon {
    color: var(--fg);
}

.archive-name {
    flex: 1;
    min-width: 0;
    font-weight: 500;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 0.95rem;
}

.archive-meta {
    flex: none;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.15rem;
    font-size: 0.75rem;
    color: var(--muted);
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
}

.archive-size {
    font-size: 0.8rem;
}

.archive-date {
    font-size: 0.72rem;
    opacity: 0.8;
}

/* ---------- files view (serve-index compat) ---------- */

ul#files {
    width: 100%;
    height: 100%;
    overflow: hidden;
}

ul#files li {
    float: left;
    width: 30%;
    line-height: 25px;
    margin: 1px;
}

ul#files li a {
    display: block;
    height: 25px;
    border: 1px solid transparent;
    -webkit-border-radius: var(--radius);
    -moz-border-radius: var(--radius);
    border-radius: var(--radius);
    overflow: hidden;
    white-space: nowrap;

    transition: border-color 0.15s ease, background 0.15s ease;
}

ul#files li a:focus,
ul#files li a:hover {
    background: var(--accent-soft);
    border: 1px solid var(--accent-line);
}

ul#files li a.highlight {
    -webkit-transition: background 0.4s ease-in-out;
    background: #4a4420;
    border-color: #6b6229;
}

/* ---------- file browser text styling ---------- */

#files span {
    display: inline-block;
    overflow: hidden;
    text-overflow: ellipsis;
    text-indent: 10px;
}

#files .name {
    background-repeat: no-repeat;
}

#files .icon .name {
    text-indent: 28px;
}

/* ---------- view: tiles ---------- */

.view-tiles .name {
    width: 100%;
    background-position: 8px 5px;
}

.view-tiles .size,
.view-tiles .date {
    display: none;
}

/* ---------- view: details ---------- */

ul#files.view-details li {
    float: none;
    display: block;
    width: 90%;
}

ul#files.view-details li.header {
    height: 25px;
    background: var(--surface);
    color: var(--fg);
    font-weight: 600;
}

.view-details .header {
    border-radius: var(--radius);
}

.view-details .name {
    width: 60%;
    background-position: 8px 5px;
}

.view-details .size {
    width: 10%;
}

.view-details .date {
    width: 30%;
}

.view-details .size,
.view-details .date {
    text-align: right;
    direction: rtl;
}

/* ---------- search box ---------- */

#search {
    display: block;
    position: fixed;
    top: 20px;
    right: 20px;
    width: 90px;
    -webkit-transition: width ease 0.2s, opacity ease 0.4s;
    -moz-transition: width ease 0.2s, opacity ease 0.4s;
    -webkit-border-radius: 32px;
    -moz-border-radius: 32px;
    -webkit-box-shadow:
        inset 0px 0px 3px rgba(0, 0, 0, 0.7),
        inset 0px 1px 3px rgba(0, 0, 0, 0.9),
        0px 1px 0px rgba(255, 255, 255, 0.05);
    -moz-box-shadow:
        inset 0px 0px 3px rgba(0, 0, 0, 0.7),
        inset 0px 1px 3px rgba(0, 0, 0, 0.9),
        0px 1px 0px rgba(255, 255, 255, 0.05);
    -webkit-font-smoothing: antialiased;
    text-align: left;
    font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI",
        "Helvetica Neue", Arial, sans-serif;
    font-size: 1.0625rem;
    padding: 0.25rem 0.625rem;
    border: none;
    background: transparent;
    margin-bottom: 0;
    outline: none;
    opacity: 0.7;
    color: var(--muted);
}

#search:focus {
    width: 120px;
    opacity: 1.0;
}

/* ---------- mobile (max-width: 768px) ---------- */

@media (max-width: 768px) {
    body {
        font-size: 1rem;
        line-height: 1.5;
        padding: 0;
        background: var(--bg);
    }

    .site {
        padding: 0;
    }

    .site-header {
        padding: 0;
        border-top: 0;
    }

    #search {
        position: static;
        width: 100%;
        font-size: 1.5rem;
        line-height: 1.8;
        text-indent: 0.625rem;
        border: 0;
        border-radius: 0;
        padding: 0.625rem 0;
        margin: 0;
        background: var(--surface-2);
        color: var(--fg);
        opacity: 0.9;
    }

    #search:focus {
        width: 100%;
        border: 0;
        opacity: 1;
    }

    .directory h1 {
        font-size: 1.6rem;
        line-height: 1.4;
        color: var(--fg);
        background: var(--surface);
        padding: 0.9375rem 0.625rem;
        margin: 0;
    }

    ul#files {
        border-top: 1px solid var(--border);
    }

    ul#files li {
        float: none;
        width: auto;
        display: block;
        border-bottom: 1px solid var(--border);
        font-size: 1.4rem;
        line-height: 1.15;
        text-indent: 0;
        margin: 0;
    }

    ul#files li:nth-child(odd) {
        background: var(--surface-2);
    }

    ul#files li a {
        height: auto;
        border: 0;
        border-radius: 0;
        padding: 0.9375rem 0.625rem;
    }

    ul#files li a:focus,
    ul#files li a:hover {
        border: 0;
    }

    #files .header,
    #files .size,
    #files .date {
        display: none;
    }

    #files .name {
        float: none;
        display: inline-block;
        width: 100%;
        text-indent: 0;
        background-position: 0 50%;
    }

    #files .icon .name {
        text-indent: 2.5625rem;
    }
}