/* Default palette remains usable if the selected theme cannot load. */
:root {
    --canvas: #f4f7fb;
    --surface: #ffffff;
    --surface-soft: #f8faff;
    --ink: #172033;
    --muted: #66758f;
    --line: #dce3ee;
    --border-strong: #b7c8e5;
    --accent: #2563eb;
    --accent-hover: #1d4ed8;
    --accent-soft: #eaf2ff;
    --accent-ink: #183763;
    --accent-light: #3b82f6;
    --selected: #dce9ff;
    --focus: #b8d5ff;
    --hero-surface: #edf4ff;
    --art-circle: #dbeafe;
    --art-border: #acc6eb;
    --art-line: #b2c9e9;
    --art-folder: #3979ed;
    --art-label: #c5ddff;
    --art-label-soft: #91bbff;
    --danger: #c93636;
    --shadow: 0 18px 46px rgba(31, 48, 76, 0.10);
}
:root { color-scheme: light; font-family: "Noto Sans TC", "Microsoft JhengHei", system-ui, sans-serif; }

* { box-sizing: border-box; }

html, body { margin: 0; min-height: 100%; }

body {
    background: var(--canvas);
    color: var(--ink);
    font-size: 16px;
    line-height: 1.5;
}

a { color: inherit; }
button, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }

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

.brand {
    align-items: center;
    color: var(--ink);
    display: inline-flex;
    font-size: 1.45rem;
    font-weight: 760;
    gap: 0.8rem;
    letter-spacing: -0.03em;
    text-decoration: none;
}

.site-brand-text { display: flex; flex-direction: column; min-width: 0; line-height: 1.2; }
.site-brand-text > span { overflow-wrap: anywhere; }
.site-brand-text small { color: var(--muted); font-size: .72rem; font-weight: 500; letter-spacing: normal; overflow-wrap: anywhere; }

.brand-mark {
    background: linear-gradient(145deg, var(--accent-light), var(--accent-hover));
    border-radius: 4px;
    box-shadow: 0 5px 12px var(--focus);
    display: inline-block;
    height: 36px;
    position: relative;
    width: 29px;
}

.brand-mark::after {
    border-bottom: 9px solid rgba(255,255,255,.55);
    border-left: 9px solid transparent;
    content: "";
    position: absolute;
    right: 0;
    top: 0;
}

.login-shell { min-height: 100vh; }

.login-header {
    align-items: center;
    background: var(--surface);
    border-bottom: 1px solid var(--line);
    display: flex;
    height: 78px;
    padding: 0 42px;
}

.login-content {
    align-items: flex-start;
    display: flex;
    justify-content: center;
    min-height: calc(100vh - 78px);
    padding: 50px 24px 70px;
}

.login-card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 14px;
    box-shadow: var(--shadow);
    max-width: 100%;
    padding: 38px 40px 34px;
    width: 560px;
}

.login-intro h1, .page-heading h1 {
    font-size: 2rem;
    letter-spacing: -0.04em;
    line-height: 1.2;
    margin: 0;
}
.login-context-notice { background: var(--accent-soft); border-left: 4px solid var(--accent); border-radius: 6px; color: var(--accent-ink) !important; margin-top: 14px !important; padding: 10px 12px; text-align: left; }

.login-intro p, .page-description {
    color: var(--muted);
    margin: 8px 0 0;
}

.login-form {
    display: grid;
    gap: 9px;
    margin-top: 28px;
}

.login-form label {
    font-size: 0.94rem;
    font-weight: 700;
    margin-top: 8px;
}

.login-form input {
    background: var(--surface);
    border: 1px solid var(--border-strong);
    border-radius: 8px;
    color: var(--ink);
    height: 48px;
    min-width: 0;
    padding: 0 14px;
    width: 100%;
}

.login-form input::placeholder { color: var(--muted); }
.login-form input:focus { border-color: var(--accent); outline: 3px solid var(--focus); }

.password-field { position: relative; }
.password-field input { padding-right: 52px; }

.reveal-button {
    align-items: center;
    background: transparent;
    border: 0;
    color: var(--muted);
    cursor: pointer;
    display: flex;
    height: 46px;
    justify-content: center;
    position: absolute;
    right: 1px;
    top: 1px;
    width: 48px;
}

.reveal-button:hover { color: var(--accent); }
.reveal-button:focus-visible { border-radius: 6px; outline: 3px solid var(--focus); outline-offset: -4px; }
.visibility-icon { fill: none; height: 23px; stroke: currentColor; stroke-linecap: round; stroke-linejoin: round; stroke-width: 1.8; width: 23px; }
.visibility-slash { stroke-width: 2.2; }

.verification-row {
    display: grid;
    gap: 10px;
    grid-template-columns: minmax(0, 1fr) 160px 112px;
}

.verification-image {
    background: #e8e7ee;
    border: 1px solid #bcb8c9;
    border-radius: 4px;
    display: block;
    height: 48px;
    width: 100%;
}

.secondary-button {
    background: var(--surface);
    border: 1px solid var(--border-strong);
    border-radius: 8px;
    color: var(--accent);
    font-weight: 700;
}

.secondary-button:disabled { cursor: not-allowed; opacity: .65; }
.field-help { color: var(--muted); font-size: .8rem; }

.primary-button {
    background: var(--accent);
    border: 0;
    border-radius: 8px;
    color: white;
    cursor: pointer;
    font-weight: 750;
    height: 50px;
    margin-top: 16px;
}

.primary-button:hover { background: var(--accent-hover); }

.separator {
    align-items: center;
    color: var(--muted);
    display: flex;
    gap: 14px;
    margin: 22px 0;
}

.separator::before, .separator::after { background: var(--line); content: ""; flex: 1; height: 1px; }

.google-button {
    align-items: center;
    border: 1px solid var(--border-strong);
    border-radius: 8px;
    display: flex;
    font-weight: 650;
    gap: 12px;
    height: 50px;
    justify-content: center;
    text-decoration: none;
}

.google-button.disabled { background: var(--surface-soft); color: var(--muted); cursor: not-allowed; }
.google-mark { color: #4285f4; font-size: 1.25rem; font-weight: 850; }
.login-note { color: var(--muted); font-size: .84rem; margin: 17px 0 0; text-align: center; }

.modal-backdrop {
    align-items: center;
    background: rgba(15, 23, 42, .32);
    display: flex;
    inset: 0;
    justify-content: center;
    padding: 24px;
    position: fixed;
    z-index: 1000;
}

.modal-box {
    align-items: flex-start;
    background: var(--surface);
    border-radius: 12px;
    box-shadow: 0 24px 60px rgba(15, 23, 42, .24);
    display: grid;
    gap: 14px;
    grid-template-columns: auto 1fr auto;
    max-width: 100%;
    padding: 24px;
    width: 420px;
}

.modal-icon {
    align-items: center;
    background: #fff0f0;
    border-radius: 50%;
    color: var(--danger);
    display: flex;
    font-weight: 850;
    height: 38px;
    justify-content: center;
    width: 38px;
}

.modal-box h2 { font-size: 1.05rem; margin: 1px 0 3px; }
.modal-box p { color: var(--muted); margin: 0; }
.modal-close { background: transparent; border: 0; color: var(--muted); cursor: pointer; font-size: 1.5rem; line-height: 1; }

.app-shell { display: grid; grid-template-columns: 250px minmax(0, 1fr); min-height: 100vh; }

.sidebar {
    background: var(--surface);
    border-right: 1px solid var(--line);
    display: flex;
    flex-direction: column;
    padding: 22px 16px;
}

.sidebar-header { display: block; }
.sidebar .brand { padding: 0 14px 24px; }
.mobile-menu-toggle { display: none; }
.primary-nav { display: grid; gap: 6px; }
.nav-item { align-items: center; border-radius: 8px; color: var(--muted); display: flex; font-weight: 650; gap: 12px; padding: 12px 14px; text-decoration: none; }
.nav-item.active { background: var(--accent-soft); color: var(--accent); }
.nav-icon { font-size: .9rem; }
.parent-folder { display: inline-block; color: var(--accent); margin-bottom: 18px; padding: 6px 0; }
.folder-link { color: var(--accent-hover); text-decoration: none; overflow-wrap: anywhere; }
.folder-link:hover { text-decoration: underline; }
.inline-download-form { display: inline; margin: 0; min-width: 0; }
.file-download-button { border: 0; background: transparent; color: var(--accent-hover); cursor: pointer; font: inherit; font-weight: inherit; padding: 0; text-align: left; overflow-wrap: anywhere; }
.file-download-button:hover { text-decoration: underline; }
.file-download-button:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; border-radius: 2px; }
.breadcrumb { overflow-wrap: anywhere; }
.page-column { min-width: 0; }
.topbar { align-items: center; background: var(--surface); border-bottom: 1px solid var(--line); display: flex; height: 78px; justify-content: space-between; padding: 0 38px; }
.topbar-title { font-size: 1.25rem; font-weight: 760; }
.user-chip { background: var(--accent-soft); border-radius: 999px; color: var(--accent-hover); font-size: .9rem; font-weight: 700; padding: 8px 13px; }
.content-area { padding: 34px 38px; }
.page-heading { align-items: flex-end; display: flex; justify-content: space-between; margin-bottom: 24px; }
.breadcrumb { color: var(--muted); font-size: .88rem; margin: 0 0 12px; }

.file-table { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
.file-row { align-items: center; border-top: 1px solid var(--line); display: grid; gap: 18px; grid-template-columns: minmax(220px, 1.6fr) minmax(90px, .5fr) minmax(160px, .8fr) 90px; min-height: 60px; padding: 0 20px; }
.file-row:first-child { border-top: 0; }
.file-header { background: var(--surface-soft); color: var(--muted); font-size: .88rem; font-weight: 750; min-height: 50px; }
.file-name { align-items: center; display: flex; font-weight: 650; gap: 12px; min-width: 0; }
.file-symbol { color: var(--accent); }
.file-action { color: var(--accent); font-weight: 700; }
.file-action a { color: var(--accent-hover); text-decoration: none; }

.empty-state { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 72px 24px; text-align: center; }
.empty-state h2 { font-size: 1.15rem; margin: 14px 0 5px; }
.empty-state p { color: var(--muted); margin: 0; }
.empty-icon { color: var(--accent); font-size: 2rem; }
.loading-state { color: var(--muted); padding: 32px; text-align: center; }
.notice { border-radius: 8px; padding: 14px 16px; }
.error-notice { background: #fff0f0; color: #9f2f2f; }

#blazor-error-ui { background: #fff6d8; bottom: 0; box-shadow: 0 -1px 4px rgba(0,0,0,.15); display: none; left: 0; padding: .8rem 1.25rem; position: fixed; width: 100%; z-index: 1100; }
#blazor-error-ui .dismiss { cursor: pointer; position: absolute; right: 1rem; }

@media (max-width: 760px) {
    .login-header { height: 68px; padding: 0 20px; }
    .login-content { min-height: calc(100vh - 68px); padding: 24px 14px; }
    .login-card { padding: 28px 20px; }
    .verification-row { grid-template-columns: 1fr 140px; }
    .verification-row .secondary-button { grid-column: 1 / -1; height: 44px; }
    .app-shell { display: block; }
    .sidebar { border-bottom: 1px solid var(--line); border-right: 0; display: block; padding: 12px 16px; }
    .sidebar-header { align-items: center; display: flex; justify-content: space-between; gap: 16px; }
    .sidebar .brand { min-width: 0; padding: 0; }
    .mobile-menu-toggle { display: inline-flex; align-items: center; justify-content: center; flex: 0 0 44px; width: 44px; height: 40px; padding: 8px 10px; border: 1px solid var(--border-strong); border-radius: 6px; background: var(--surface); color: var(--ink); cursor: pointer; flex-direction: column; gap: 5px; }
    .mobile-menu-toggle span { display: block; width: 22px; height: 2px; border-radius: 2px; background: currentColor; }
    .mobile-menu-toggle:hover, .mobile-menu-toggle[aria-expanded="true"] { border-color: var(--border-strong); background: var(--surface-soft); color: var(--accent-hover); }
    .mobile-menu-toggle:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }
    .primary-nav { display: none; }
    .primary-nav.mobile-open { display: grid; grid-template-columns: 1fr; margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--line); }
    .topbar { height: 64px; padding: 0 20px; }
    .content-area { padding: 24px 18px; }
    .file-table { overflow-x: auto; }
    .file-row { min-width: 720px; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { scroll-behavior: auto !important; }
}


/* Administration shell and planned feature pages */
.shell-brand-icon { width: 40px; height: 36px; color: var(--accent); flex-shrink: 0; }
.menu-symbol { width: 24px; height: 24px; flex: 0 0 24px; }
.sidebar { padding: 22px 10px; }
.sidebar .brand { padding: 0 14px 34px; }
.nav-item { position: relative; min-height: 54px; margin-bottom: 5px; gap: 18px; font-weight: 500; }
.nav-item.active { font-weight: 700; }
.nav-item.active::before { content: ""; position: absolute; top: 0; bottom: 0; left: -7px; width: 3px; background: var(--accent); border-radius: 3px; }
.account-summary { display: flex; align-items: center; gap: 12px; font-size: .95rem; }
.account-avatar { display: inline-flex; align-items: center; justify-content: center; width: 42px; height: 42px; background: var(--accent); border-radius: 50%; color: white; }
.account-role { color: var(--accent); background: var(--accent-soft); border-radius: 20px; padding: 5px 12px; font-size: .8rem; font-weight: 700; white-space: nowrap; }
.topbar-logout-form { margin: 0; }
.topbar-logout-button { align-items: center; background: var(--surface); border: 1px solid var(--border-strong); border-radius: 8px; color: var(--muted); cursor: pointer; display: inline-flex; font-weight: 700; gap: 7px; min-height: 38px; padding: 6px 12px; }
.topbar-logout-button:hover { background: var(--surface-soft); border-color: var(--border-strong); color: var(--accent-hover); }
.topbar-logout-button:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }
.topbar-logout-button .menu-symbol { height: 19px; width: 19px; flex-basis: 19px; }
.planned-feature { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 32px; max-width: 900px; }
.planned-status { display: inline-block; padding: 4px 10px; background: var(--surface-soft); color: var(--muted); font-size: .85rem; border-radius: 4px; }
.planned-feature h2 { font-size: 1.3rem; margin: 20px 0 10px; }
.planned-feature p { color: var(--muted); max-width: 65ch; line-height: 1.8; }
.planned-feature a { color: var(--accent); display: inline-block; margin-top: 12px; }
@media (max-width: 760px) {
    .sidebar .brand { padding: 0; }
    .primary-nav.mobile-open { display: grid; grid-template-columns: 1fr; margin-top: 12px; }
    .nav-item { gap: 10px; font-size: .9rem; padding: 10px; }
    .account-summary { gap: 7px; }
    .account-avatar { width: 32px; height: 32px; }
    .account-role { padding: 4px 8px; font-size: .72rem; }
    .topbar-logout-button { min-height: 34px; padding: 5px 9px; }
    .topbar { padding-inline: 16px; gap: 10px; }
    .topbar-title { font-size: 1.05rem; }
    .planned-feature { padding: 24px; }
}
.visually-hidden { position: absolute !important; width: 1px !important; height: 1px !important; padding: 0 !important; margin: -1px !important; overflow: hidden !important; clip: rect(0, 0, 0, 0) !important; white-space: nowrap !important; border: 0 !important; }
.session-warning-backdrop { position: fixed; inset: 0; z-index: 10000; display: grid; place-items: center; padding: 20px; background: rgb(15 23 42 / 48%); }
.session-warning-backdrop[hidden] { display: none; }
.session-warning-dialog { width: min(460px, 100%); padding: 28px; border-radius: 14px; background: var(--surface); color: var(--ink); box-shadow: var(--shadow); }
.session-warning-dialog h2 { margin: 0 0 12px; font-size: 1.35rem; }
.session-warning-dialog p { color: var(--muted); line-height: 1.65; }
.session-warning-dialog strong { color: var(--danger); font-size: 1.15rem; font-variant-numeric: tabular-nums; }
.upload-target { display: flex; align-items: center; gap: 18px; margin: 0 0 22px; padding: 20px 24px; border: 1px solid var(--border-strong); border-left: 5px solid var(--accent); border-radius: 10px; background: linear-gradient(90deg, var(--accent-soft), var(--surface-soft)); }
.upload-target-icon { display: grid; place-items: center; flex: 0 0 48px; width: 48px; height: 48px; border-radius: 9px; background: var(--accent); font-size: 1.45rem; }
.upload-target > div { display: grid; min-width: 0; }
.upload-target-label { color: var(--muted); font-size: .8rem; font-weight: 700; }
.upload-target strong { color: var(--accent-ink); font-size: 1.35rem; overflow-wrap: anywhere; }
.upload-target-path { color: var(--muted); font-size: .86rem; overflow-wrap: anywhere; }
.upload-panel { margin: 0 0 34px; }
.upload-entry-grid { display: grid; grid-template-columns: minmax(0, 2fr) minmax(260px, .75fr); gap: 18px; }
.upload-dropzone { min-height: 240px; padding: 38px 28px; border: 3px dashed var(--border-strong); border-radius: 12px; background: var(--surface-soft); display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; transition: background-color .15s ease, border-color .15s ease; }
.upload-dropzone.drag-over { background: var(--selected); border-color: var(--accent); }
.upload-cloud { display: grid; place-items: center; width: 58px; height: 58px; margin-bottom: 12px; border-radius: 50%; background: var(--accent-soft); color: var(--accent); font-size: 2rem; font-weight: 800; }
.upload-dropzone h2, .upload-picker-panel h2 { margin: 0; font-size: 1.2rem; }
.upload-dropzone p, .upload-picker-panel p { color: var(--muted); margin: 8px 0 0; }
.upload-picker-panel { min-height: 240px; padding: 28px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); display: flex; flex-direction: column; justify-content: center; align-items: flex-start; }
.upload-picker { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; margin-top: 24px; padding: 0 24px; border: 0; border-radius: 8px; background: var(--accent); color: white; cursor: pointer; font-weight: 750; box-shadow: 0 7px 16px var(--focus); }
.upload-picker:hover { background: var(--accent-hover); }
.upload-picker:disabled { cursor: not-allowed; opacity: .55; }
.upload-rules { display: flex; flex-wrap: wrap; gap: 6px 24px; margin-top: 12px; }
.upload-rules p { margin: 0; }
.upload-queue { margin: 18px 0 0; padding: 0; list-style-position: inside; background: var(--surface); border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
.upload-queue:empty { display: none; }
.upload-queue li { padding: 14px 18px; overflow-wrap: anywhere; border-top: 1px solid var(--line); }
.upload-queue li:first-child { border-top: 0; }
.upload-queue li span { display: block; margin-bottom: 5px; }
.upload-queue progress { width: min(100%, 520px); accent-color: var(--accent); }
.upload-folder-section { margin-top: 34px; }
.upload-folder-heading { display: flex; justify-content: space-between; align-items: end; gap: 16px; margin-bottom: 12px; }
.upload-folder-heading h2 { margin: 0; font-size: 1.3rem; }
.upload-folder-heading p { margin: 4px 0 0; color: var(--muted); }
.upload-folder-heading > span { color: var(--accent-ink); font-size: .86rem; text-align: right; overflow-wrap: anywhere; }
.upload-folder-list { overflow: hidden; }
.upload-folder-row { display: grid; grid-template-columns: 34px minmax(0, 1fr) auto; align-items: center; gap: 12px; min-height: 68px; padding: 10px 20px; border-top: 1px solid var(--line); color: var(--ink); text-decoration: none; }
.upload-folder-row:first-child { border-top: 0; }
.upload-folder-row:hover { background: var(--surface-soft); }
.upload-folder-row > span:nth-child(2) { display: grid; min-width: 0; }
.upload-folder-row strong { overflow-wrap: anywhere; }
.upload-folder-row small { color: var(--muted); }
.upload-folder-row > span:last-child { color: var(--accent); font-weight: 700; }
.upload-folder-symbol { display: grid; place-items: center; width: 28px; height: 28px; color: var(--accent); font-size: 1.25rem; }
.upload-parent-row { background: var(--surface-soft); }
.upload-folder-empty { padding: 34px 20px; color: var(--muted); text-align: center; }
@media (max-width: 880px) { .upload-entry-grid { grid-template-columns: 1fr; } .upload-picker-panel { min-height: 175px; } }
@media (max-width: 560px) { .upload-target { padding: 16px; } .upload-target-icon { display: none; } .upload-dropzone { min-height: 210px; padding: 28px 16px; } .upload-folder-heading { align-items: flex-start; flex-direction: column; } .upload-folder-heading > span { text-align: left; } }

.management-heading { gap: 20px; flex-wrap: wrap; }
.management-actions, .row-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; }
.browser-action-row { display: flex; justify-content: flex-end; align-items: center; flex-wrap: wrap; gap: 10px; min-height: 44px; margin-bottom: 22px; }
.browser-location { display: flex; align-items: baseline; flex-wrap: wrap; gap: 8px; margin: 0 0 18px; color: var(--muted); font-size: 1.08rem; font-weight: 600; line-height: 1.7; }
.browser-location > span:first-child { color: var(--muted); font-size: .95rem; font-weight: 500; }
.browser-location a { color: var(--accent-hover); font-size: 1.16rem; font-weight: 750; text-decoration: none; overflow-wrap: anywhere; }
.browser-location a:hover { text-decoration: underline; }
.browser-location a[aria-current="page"] { color: var(--ink); }
.browser-toolbar { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; margin: 0 0 18px; }
.page-size-selector { display: inline-flex; align-items: center; gap: 6px; margin-left: auto; color: var(--muted); font-size: .9rem; }
.page-size-selector select { min-width: 68px; padding: 7px 28px 7px 10px; }
.management-button { display: inline-flex; align-items: center; justify-content: center; padding: 10px 16px; min-height: 44px; border: 1px solid var(--line); border-radius: 8px; background: var(--surface); color: var(--accent-hover); text-decoration: none; cursor: pointer; font-weight: 650; }
.management-button.accent { background: var(--accent); color: white; border-color: var(--accent); }
.management-button.danger { background: var(--danger); color: white; border-color: var(--danger); }
.management-button:disabled, .row-actions button:disabled { opacity: .5; cursor: wait; }
.browser-table { overflow-x: auto; }
.browser-table table { border-collapse: collapse; width: 100%; min-width: 760px; text-align: left; table-layout: fixed; }
.browser-table th { background: var(--surface-soft); color: var(--muted); font-weight: 650; white-space: nowrap; }
.browser-table th, .browser-table td { padding: 15px 18px; border-bottom: 1px solid var(--line); }
.browser-table th:nth-child(1) { width: 32%; }
.browser-table th:nth-child(2) { width: 10%; }
.browser-table th:nth-child(3) { width: 22%; }
.browser-table th:nth-child(4) { width: 36%; }
.download-table th:nth-child(1) { width: 42%; }
.download-table th:nth-child(2) { width: 13%; }
.download-table th:nth-child(3) { width: 25%; }
.download-table th:nth-child(4) { width: 20%; }
.browser-table td:nth-child(2), .browser-table td:nth-child(3) { white-space: nowrap; font-size: .9rem; }
.browser-table td:first-child { min-width: 220px; overflow-wrap: anywhere; }
.browser-table .file-name > a,
.browser-table .file-name > span:not(.document-icon) { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.browser-table tbody tr:hover { background: var(--surface-soft); }
.parent-browser-row { background: var(--surface-soft); }
.parent-browser-icon { display: inline-grid; place-items: center; flex: 0 0 28px; width: 28px; height: 28px; border-radius: 7px; background: var(--accent-soft); color: var(--accent); font-size: 1.15rem; }
.compact-empty { border: 0; border-radius: 0; padding: 48px 24px; }
.management-table .row-actions { min-width: 265px; gap: 6px 12px; }
.row-actions button, .row-actions a { color: var(--accent-hover); border: 0; background: transparent; cursor: pointer; text-decoration: none; padding: 7px 0; font: inherit; font-size: .9rem; }
.danger-text, .row-actions .danger-text { color: var(--danger); }
.success-notice { background: #e9f7ef; color: #216b43; }
.management-dialog { width: min(560px, calc(100vw - 32px)); max-height: 85vh; overflow-y: auto; border: 1px solid var(--line); border-radius: 14px; padding: 28px; color: var(--ink); box-shadow: var(--shadow); }
.management-dialog::backdrop { background: rgb(15 23 42 / 40%); }
.management-dialog h2 { margin: 0 0 16px; font-size: 1.4rem; }
.management-dialog label { display: block; margin: 18px 0 8px; font-weight: 650; }
.management-dialog input { width: 100%; border: 1px solid var(--border-strong); padding: 11px 12px; border-radius: 7px; }
.dialog-filename { overflow-wrap: anywhere; color: var(--muted); }
.dialog-actions { justify-content: flex-end; margin-top: 24px; }
.destination-picker { margin-top: 20px; padding: 16px; background: var(--surface-soft); border: 1px solid var(--line); border-radius: 8px; }
.destination-picker h3 { font-size: 1rem; margin: 0; }
.destination-picker ul { list-style: none; padding: 0; max-height: 190px; overflow-y: auto; }
.destination-picker li button { width: 100%; padding: 10px; border: 0; border-bottom: 1px solid var(--line); background: var(--surface); text-align: left; cursor: pointer; overflow-wrap: anywhere; }
@media (max-width: 760px) { .management-actions { width: 100%; } .browser-action-row .management-button { flex: 1; } .browser-location { font-size: 1rem; } .browser-location a { font-size: 1.08rem; } .management-dialog { padding: 20px; } }

.file-manager-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-bottom: 18px; padding: 16px 18px; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); }
.file-manager-toolbar .browser-location, .file-manager-toolbar .browser-action-row { margin: 0; }
.file-manager-toolbar .browser-location { min-width: 0; }
.file-manager-toolbar .browser-action-row { flex: 0 0 auto; }
.file-manager-workspace { display: grid; grid-template-columns: minmax(220px, 28%) minmax(0, 1fr); gap: 16px; align-items: start; }
.folder-tree-panel, .file-list-panel { min-width: 0; overflow: hidden; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); }
.folder-tree-heading, .file-list-heading { min-height: 64px; padding: 17px 18px; border-bottom: 1px solid var(--line); background: var(--surface-soft); }
.folder-tree-heading h2, .file-list-heading h2 { margin: 0; font-size: 1.08rem; }
.file-list-heading p { margin: 3px 0 0; color: var(--muted); font-size: .86rem; }
.folder-tree { max-height: min(70vh, 760px); overflow: auto; padding: 10px 8px 14px; scrollbar-gutter: stable; }
.folder-tree-level { list-style: none; margin: 0; padding: 0; }
.folder-tree-row { display: grid; grid-template-columns: 24px minmax(0, 1fr); align-items: center; min-height: 38px; padding-left: calc(var(--tree-depth, 0) * 20px); border-radius: 7px; }
.folder-tree-row:hover { background: var(--surface-soft); }
.folder-tree-row.selected { background: var(--selected); color: var(--accent-ink); box-shadow: inset 4px 0 0 var(--accent); }
.folder-tree-row.selected .folder-tree-link { font-weight: 750; }
.folder-tree-toggle { display: grid; place-items: center; width: 24px; height: 32px; padding: 0; border: 0; background: transparent; color: var(--muted); cursor: pointer; }
.folder-tree-toggle-spacer { width: 24px; }
.folder-tree-link { display: flex; align-items: center; gap: 8px; min-width: 0; padding: 7px 8px 7px 2px; color: inherit; font-size: .92rem; font-weight: 600; text-decoration: none; }
.folder-tree-name { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.folder-tree-folder { display: inline-grid; place-items: center; flex: 0 0 21px; width: 21px; height: 19px; font-size: 1.05rem; line-height: 1; }
.folder-tree-folder::before { content: "📁"; }
.folder-tree-folder.open::before { content: "📂"; }
.folder-tree-row.selected .folder-tree-folder { filter: saturate(1.15); }
.management-table { border: 0; border-radius: 0; }
.management-table table { min-width: 700px; }
.management-table th:nth-child(1) { width: 32%; }
.management-table th:nth-child(2) { width: 10%; }
.management-table th:nth-child(3) { width: 20%; }
.management-table th:nth-child(4) { width: 38%; }
.management-table .folder-list-row { background: #fffdf7; }
.sort-button { display: inline-flex; align-items: center; gap: 5px; padding: 2px 0; border: 0; background: transparent; color: inherit; cursor: pointer; font: inherit; font-weight: inherit; }
.sort-button span { display: inline-block; min-width: 12px; color: var(--accent); }
.upload-completion-dialog h3 { margin: 18px 0 8px; font-size: 1rem; }
.upload-result-summary { display: flex; gap: 18px; margin: 18px 0; padding: 14px 16px; border-radius: 8px; background: #eef6f1; color: #216b43; }
.upload-result-summary span { color: var(--danger); }
.upload-failure-list { max-height: 260px; overflow: auto; padding: 0 14px 4px; border: 1px solid #f0caca; border-radius: 8px; background: #fff8f8; }
.upload-failure-list ul { margin: 0; padding: 0 0 12px 20px; }
.upload-failure-list li { margin-top: 6px; overflow-wrap: anywhere; }
@media (max-width: 980px) {
    .file-manager-toolbar { align-items: stretch; flex-direction: column; }
    .file-manager-toolbar .browser-action-row { justify-content: flex-start; }
    .file-manager-workspace { grid-template-columns: minmax(190px, 32%) minmax(0, 1fr); }
}
@media (max-width: 700px) {
    .file-manager-toolbar { padding: 14px; }
    .file-manager-toolbar .browser-action-row { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .file-manager-toolbar.download-file-toolbar .browser-action-row { grid-template-columns: 1fr; }
    .file-manager-workspace { grid-template-columns: 1fr; }
    .folder-tree { max-height: 300px; }
    .management-table table { min-width: 680px; }
}
@media (max-width: 470px) {
    .file-manager-toolbar .browser-action-row { grid-template-columns: 1fr; }
    .file-manager-toolbar .browser-action-row .management-button { width: 100%; }
    .upload-result-summary { align-items: flex-start; flex-direction: column; gap: 4px; }
}

.admin-action-row { margin-bottom: 18px; }
.admin-filters { display: flex; align-items: end; flex-wrap: wrap; gap: 12px; margin-bottom: 20px; padding: 18px; background: var(--surface); border: 1px solid var(--line); border-radius: 10px; }
.admin-filters label { display: grid; gap: 7px; color: var(--muted); font-size: .84rem; font-weight: 700; }
.admin-filters label:first-child { flex: 1 1 280px; }
.admin-filters input, .admin-filters select, .admin-dialog select, .admin-dialog textarea { min-height: 44px; border: 1px solid var(--border-strong); border-radius: 7px; background: var(--surface); color: var(--ink); padding: 10px 12px; font: inherit; }
.admin-filters input { width: 100%; }
.admin-filters select { min-width: 170px; }
.admin-clear { min-height: 44px; border: 0; background: transparent; color: var(--accent-hover); cursor: pointer; }
.admin-list-summary { display: flex; justify-content: space-between; gap: 16px; margin: 0 2px 10px; color: var(--muted); font-size: .86rem; }
.admin-table { overflow-x: hidden; }
.admin-table table { min-width: 0; }
.admin-table th, .admin-table td { padding-inline: 12px; overflow-wrap: anywhere; }
.admin-table th { white-space: normal; }
.admin-table th:nth-child(1) { width: 7%; }
.admin-table th:nth-child(2) { width: 20%; }
.admin-table th:nth-child(3) { width: 14%; }
.admin-table th:nth-child(4) { width: 18%; }
.admin-table th:nth-child(5) { width: 11%; }
.admin-table th:nth-child(6) { width: 18%; }
.admin-table th:nth-child(7) { width: 12%; }
.admin-table th:first-child, .admin-table td:first-child { min-width: 0; text-align: center; }
.admin-table td:nth-child(2), .admin-table td:nth-child(3), .admin-table td:nth-child(4) { white-space: normal; }
.admin-table .row-actions { gap: 4px 10px; }
.admin-table td small { display: block; margin-top: 5px; color: var(--muted); font-size: .78rem; overflow-wrap: anywhere; }
.role-badge { display: inline-flex; padding: 5px 10px; border-radius: 999px; background: var(--surface-soft); color: var(--muted); font-size: .8rem; font-weight: 700; }
.role-badge.super { background: var(--accent-soft); color: var(--accent-hover); }
.admin-pagination { display: flex; align-items: center; justify-content: center; gap: 16px; margin-top: 20px; color: var(--muted); }
.file-link-warning { background: #fff7df; color: #805b00; margin-bottom: 18px; }
.file-link-table th:nth-child(1) { width: 40%; }
.file-link-table th:nth-child(2) { width: 18%; }
.file-link-table th:nth-child(3) { width: 21%; }
.file-link-table th:nth-child(4) { width: 11%; }
.file-link-table th:nth-child(5) { width: 10%; }
.file-link-table td:first-child { text-align: left; }
.file-link-table td:nth-child(2), .file-link-table td:nth-child(3) { white-space: normal; }
.file-link-table td:nth-child(5) .row-actions { justify-content: center; }
.dialog-path { overflow-wrap: anywhere; }
.file-link-invalid { background: #fff0f0; color: #9f2f2f; }
.settings-summary { display: grid; gap: 8px; margin: 14px 0 18px; }
.settings-summary div { display: flex; justify-content: space-between; gap: 16px; padding-bottom: 8px; border-bottom: 1px solid var(--line); }
.settings-summary dt { color: var(--muted); }
.settings-summary dd { margin: 0; font-weight: 700; }
.admin-dialog select, .admin-dialog textarea { width: 100%; }
.admin-dialog select:disabled, .admin-dialog textarea:disabled { background: var(--surface-soft); color: var(--muted); }
@media (max-width: 620px) { .admin-filters { align-items: stretch; } .admin-filters label, .admin-filters label:first-child { flex: 1 0 100%; } .admin-filters select { width: 100%; } }