:root {
    --radius-sm: 8px;
    --radius: 12px;
    --radius-lg: 18px;
    --radius-full: 999px;

    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
    --shadow: 0 10px 30px -18px rgba(15, 23, 42, 0.25);
    --shadow-lg: 0 24px 48px -24px rgba(30, 58, 138, 0.45);
    --ring: 0 0 0 3px rgba(59, 130, 246, 0.18);

    --c-border: #e6ebf5;
    --c-border-strong: #d8e0ee;
    --c-surface: #ffffff;
    --c-surface-2: #f8fafc;
    --c-danger: #dc2626;
    --c-danger-soft: #fef2f2;
    --c-success: #059669;
    --c-success-soft: #ecfdf5;
    --c-warn: #b45309;
    --c-warn-soft: #fffbeb;
    --c-ai: #0d9488;
    --c-ai-strong: #14b8a6;
    --c-ai-tint: rgba(13, 148, 136, 0.12);

    --transition: 0.18s ease;
    --topbar-h: 64px;
    --z-dropdown: 200;
    --z-sticky: 300;
    --z-modal: 1000;
}

[hidden] { display: none !important; }

.icon {
    width: 1.25em;
    height: 1.25em;
    display: inline-block;
    vertical-align: -0.18em;
    flex: none;
}

.icon--sm { width: 1em; height: 1em; }
.icon--lg { width: 1.75em; height: 1.75em; }

.icon-btn {
    display: inline-grid;
    place-items: center;
    width: 2.25rem;
    height: 2.25rem;
    font-size: 1.05rem;
    color: var(--c-muted);
    background: transparent;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background var(--transition), color var(--transition), border-color var(--transition);
}

.icon-btn:hover {
    color: var(--c-accent);
    background: rgba(59, 130, 246, 0.1);
}

.icon-btn:focus-visible {
    outline: none;
    box-shadow: var(--ring);
}

.icon-btn--active {
    color: var(--c-accent);
    background: rgba(59, 130, 246, 0.12);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font: inherit;
    font-weight: 600;
    line-height: 1;
    padding: 0.7rem 1.3rem;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    cursor: pointer;
    white-space: nowrap;
    transition: background var(--transition), color var(--transition),
                border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.btn:focus-visible { outline: none; box-shadow: var(--ring); }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }
.btn .icon { font-size: 1.05em; }

.btn--primary { background: var(--c-accent); color: #fff; }
.btn--primary:not(:disabled):hover { background: #1b3578; transform: translateY(-1px); box-shadow: var(--shadow); }

.btn--ghost { background: var(--c-surface); color: var(--c-accent); border-color: var(--c-border-strong); }
.btn--ghost:not(:disabled):hover { background: #f1f5ff; }

.btn--soft { background: rgba(59, 130, 246, 0.1); color: var(--c-accent); }
.btn--soft:not(:disabled):hover { background: rgba(59, 130, 246, 0.18); }

.btn--danger { background: var(--c-danger); color: #fff; }
.btn--danger:not(:disabled):hover { background: #b91c1c; }

.btn--warn { background: var(--c-warn-soft); color: var(--c-warn); border-color: #fcd9a6; }
.btn--warn:not(:disabled):hover { background: #fdecca; }

.btn--sm { padding: 0.5rem 0.9rem; font-size: 0.875rem; gap: 0.4rem; }
.btn--block { width: 100%; }

.input,
.select,
.textarea {
    width: 100%;
    font: inherit;
    color: var(--c-text);
    background: var(--c-surface-2);
    border: 1px solid var(--c-border-strong);
    border-radius: var(--radius-sm);
    padding: 0.65rem 0.85rem;
    transition: background var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.input:focus,
.select:focus,
.textarea:focus {
    outline: none;
    background: var(--c-surface);
    border-color: var(--c-accent-soft);
    box-shadow: var(--ring);
}

.select, select.input {
    appearance: none;
    -webkit-appearance: none;
    cursor: pointer;
    padding-right: 2.4rem;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
}

input[type="checkbox"]:not([hidden]),
input[type="radio"]:not([hidden]) {
    appearance: none;
    -webkit-appearance: none;
    width: 1.2rem;
    height: 1.2rem;
    flex: none;
    margin: 0;
    border: 2px solid var(--c-border-strong);
    background: var(--c-surface);
    cursor: pointer;
    display: inline-grid;
    place-content: center;
    vertical-align: middle;
    transition: background var(--transition), border-color var(--transition), box-shadow var(--transition);
}
input[type="checkbox"]:not([hidden]) { border-radius: 6px; }
input[type="radio"]:not([hidden]) { border-radius: 50%; }
input[type="checkbox"]:not([hidden]):hover:not(:checked),
input[type="radio"]:not([hidden]):hover:not(:checked) { border-color: var(--c-accent-soft); }
input[type="checkbox"]:not([hidden]):checked,
input[type="radio"]:not([hidden]):checked { background: var(--c-accent); border-color: var(--c-accent); }
input[type="checkbox"]:not([hidden]):checked::after {
    content: "";
    width: 0.32rem;
    height: 0.6rem;
    border: solid #fff;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg) translateY(-1px);
}
input[type="radio"]:not([hidden]):checked::after {
    content: "";
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 50%;
    background: #fff;
}
input[type="checkbox"]:not([hidden]):focus-visible,
input[type="radio"]:not([hidden]):focus-visible { outline: none; box-shadow: var(--ring); }

.lib-dialog {
    width: min(460px, calc(100vw - 32px));
    border: 1px solid var(--c-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: clamp(1.25rem, 4vw, 1.75rem);
    background: var(--c-surface);
    color: var(--c-text);
    overflow: visible;
}
.lib-dialog--wide { width: min(680px, calc(100vw - 32px)); }
.lib-dialog::backdrop { background: rgba(5, 11, 30, 0.5); backdrop-filter: blur(4px); }

.input-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--c-surface-2);
    border: 1px solid var(--c-border-strong);
    border-radius: var(--radius-sm);
    padding: 0 0.75rem;
    transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

.input-group:focus-within {
    background: var(--c-surface);
    border-color: var(--c-accent-soft);
    box-shadow: var(--ring);
}

.input-group .icon { color: var(--c-muted); font-size: 1.1rem; }

.input-group input {
    flex: 1;
    min-width: 0;
    border: none;
    background: transparent;
    font: inherit;
    color: var(--c-text);
    padding: 0.6rem 0;
}

.input-group input:focus { outline: none; }

.surface {
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}

.surface--flat { box-shadow: none; }
.surface--pad { padding: clamp(1.1rem, 3vw, 1.75rem); }

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    padding: 0.22rem 0.6rem;
    border-radius: var(--radius-full);
    color: var(--c-accent);
    background: rgba(59, 130, 246, 0.12);
}

.badge--soon { color: var(--c-warn); background: var(--c-warn-soft); }
.badge--success { color: var(--c-success); background: var(--c-success-soft); }
.badge--danger { color: var(--c-danger); background: var(--c-danger-soft); }

.chip {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.85rem;
    font-weight: 500;
    padding: 0.35rem 0.75rem;
    border-radius: var(--radius-full);
    color: var(--c-muted);
    background: var(--c-surface-2);
    border: 1px solid var(--c-border);
}

.chip--active { color: var(--c-accent); background: rgba(59, 130, 246, 0.1); border-color: transparent; }

.toolbar {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.4rem;
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--radius);
    flex-wrap: wrap;
}

.toolbar__sep {
    width: 1px;
    align-self: stretch;
    margin: 0.2rem 0.3rem;
    background: var(--c-border);
}

.alert {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    padding: 0.85rem 1.1rem;
    border-radius: var(--radius);
    font-size: 0.95rem;
    border: 1px solid transparent;
}

.alert .icon { flex: none; margin-top: 0.1rem; }
.alert--info { background: rgba(59, 130, 246, 0.08); color: var(--c-accent); border-color: rgba(59, 130, 246, 0.2); }
.alert--success { background: var(--c-success-soft); color: #065f46; border-color: #a7f3d0; }
.alert--error { background: var(--c-danger-soft); color: #991b1b; border-color: #fecaca; }
.alert--warn { background: var(--c-warn-soft); color: var(--c-warn); border-color: #fde68a; }

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.92rem;
}

.data-table th,
.data-table td {
    text-align: left;
    padding: 0.75rem 0.9rem;
    border-bottom: 1px solid var(--c-border);
    vertical-align: middle;
}

.data-table th {
    color: var(--c-muted);
    font-weight: 600;
    white-space: nowrap;
    background: var(--c-surface-2);
}

.data-table tbody tr { transition: background var(--transition); }
.data-table tbody tr:hover { background: var(--c-surface-2); }

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 0.5rem;
    padding: clamp(2rem, 6vw, 3.5rem);
    color: var(--c-muted);
}

.empty-state__icon {
    display: grid;
    place-items: center;
    width: clamp(48px, 12vw, 64px);
    height: clamp(48px, 12vw, 64px);
    font-size: 1.8rem;
    border-radius: var(--radius);
    color: var(--c-accent);
    background: rgba(59, 130, 246, 0.1);
    margin-bottom: 0.4rem;
}

.empty-state__title { font-size: 1.2rem; font-weight: 700; color: var(--c-text); }

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.92rem;
    color: var(--c-muted);
    flex-wrap: wrap;
}

.breadcrumb a { color: var(--c-muted); text-decoration: none; }
.breadcrumb a:hover { color: var(--c-accent); }
.breadcrumb .icon { font-size: 0.9rem; }
.breadcrumb__current { color: var(--c-text); font-weight: 600; }

.modal {
    position: fixed;
    inset: 0;
    z-index: var(--z-modal);
    display: grid;
    place-items: center;
    padding: var(--gutter);
    background: rgba(5, 11, 30, 0.55);
    backdrop-filter: blur(6px);
}

.modal[hidden] { display: none; }

.modal__panel {
    width: min(640px, 100%);
    max-height: 90vh;
    overflow: auto;
    background: var(--c-surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: clamp(1.25rem, 4vw, 2rem);
}

.modal__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1rem;
}

.modal__title { font-size: 1.2rem; font-weight: 700; }

.stack { display: flex; flex-direction: column; gap: 1rem; }
.row { display: flex; align-items: center; gap: 0.75rem; flex-wrap: wrap; }
.row--between { justify-content: space-between; }
.row--end { justify-content: flex-end; }
.spacer { flex: 1; }
.muted { color: var(--c-muted); }

@media (prefers-reduced-motion: reduce) {
    .btn, .icon-btn, .data-table tbody tr { transition: none; }
}

.xselect { position: relative; width: 100%; }
.xselect__native { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); border: 0; opacity: 0; pointer-events: none; }
.xselect__btn {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    font: inherit;
    text-align: left;
    color: var(--c-text);
    background: var(--c-surface-2);
    border: 1px solid var(--c-border-strong);
    border-radius: var(--radius-sm);
    padding: 0.65rem 0.85rem;
    cursor: pointer;
    transition: background var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.xselect__btn:hover { border-color: var(--c-accent-soft); }
.xselect.is-open .xselect__btn,
.xselect__btn:focus-visible { outline: none; background: var(--c-surface); border-color: var(--c-accent-soft); box-shadow: var(--ring); }
.xselect__label { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.xselect__label--ph { color: var(--c-muted); }
.xselect__chev { display: grid; place-items: center; color: var(--c-muted); flex: none; transition: transform var(--transition); }
.xselect__chev svg { width: 16px; height: 16px; }
.xselect.is-open .xselect__chev { transform: rotate(180deg); }
.xselect__menu[hidden] { display: none; }
.xselect__menu {
    position: absolute;
    z-index: var(--z-dropdown);
    left: 0;
    right: 0;
    top: calc(100% + 6px);
    max-height: 280px;
    overflow-y: auto;
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    padding: 0.35rem;
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
    animation: xselect-in 0.14s ease;
}
@keyframes xselect-in { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: none; } }
.xselect__opt {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    width: 100%;
    text-align: left;
    font: inherit;
    color: var(--c-text);
    background: transparent;
    border: none;
    border-radius: var(--radius-sm);
    padding: 0.55rem 0.7rem;
    cursor: pointer;
}
.xselect__opt:hover { background: var(--c-surface-2); }
.xselect__opt.is-on { background: rgba(59, 130, 246, 0.1); color: var(--c-accent); font-weight: 600; }
.xselect__opt:focus-visible { outline: none; box-shadow: var(--ring); }

.xfile { display: flex; align-items: center; gap: 0.6rem; flex-wrap: wrap; }
.xfile__native { position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.xfile__btn {
    display: inline-flex; align-items: center; gap: 0.45rem;
    font: inherit; font-weight: 600; color: var(--c-accent);
    background: rgba(59, 130, 246, 0.1); border: 1px dashed var(--c-accent-soft);
    border-radius: var(--radius-sm); padding: 0.55rem 0.9rem; cursor: pointer;
    transition: background var(--transition), border-color var(--transition);
}
.xfile__btn:hover { background: rgba(59, 130, 246, 0.18); border-style: solid; }
.xfile__btn:focus-visible { outline: none; box-shadow: var(--ring); }
.xfile__name { color: var(--c-muted); font-size: 0.9rem; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 220px; }
.xfile__preview {
    font: inherit; font-size: 0.85rem; font-weight: 600; color: var(--c-accent);
    background: transparent; border: 1px solid var(--c-border-strong); border-radius: var(--radius-sm);
    padding: 0.4rem 0.7rem; cursor: pointer;
}
.xfile__preview:hover { background: var(--c-surface-2); }
.xfile__preview:focus-visible { outline: none; box-shadow: var(--ring); }

.xfile-modal { position: fixed; inset: 0; z-index: var(--z-modal); display: grid; place-items: center; padding: var(--gutter, 1rem); background: rgba(5, 11, 30, 0.7); backdrop-filter: blur(6px); }
.xfile-modal[hidden] { display: none; }
.xfile-modal__panel { width: min(960px, 100%); max-height: 92vh; display: flex; flex-direction: column; background: var(--c-surface); border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); overflow: hidden; }
.xfile-modal__bar { display: flex; align-items: center; gap: 0.5rem; padding: 0.6rem 0.85rem; border-bottom: 1px solid var(--c-border); }
.xfile-modal__name { font-weight: 600; flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.xfile-modal__tools { display: flex; align-items: center; gap: 0.2rem; }
.xfile-modal__tools[hidden] { display: none; }
.xfile-modal__zo, .xfile-modal__zi { font-size: 1.3rem; font-weight: 700; line-height: 1; }
.xfile-modal__stage { flex: 1; min-height: 0; display: grid; place-items: center; overflow: auto; background: var(--c-surface-2); padding: 1rem; }
.xfile-modal__img { max-width: 100%; max-height: 76vh; transition: transform 0.15s ease; transform-origin: center; }
.xfile-modal__frame { width: 100%; height: 76vh; border: none; background: #fff; }
.xfile-modal__other { display: flex; flex-direction: column; align-items: center; gap: 0.6rem; color: var(--c-muted); padding: 2rem; }

.xselect__search { padding: 0 0 0.4rem; position: sticky; top: 0; background: var(--c-surface); z-index: 1; }
.xselect__search input { width: 100%; font: inherit; padding: 0.5rem 0.7rem; border: 1px solid var(--c-border-strong); border-radius: var(--radius-sm); background: var(--c-surface-2); }
.xselect__search input:focus { outline: none; border-color: var(--c-accent-soft); box-shadow: var(--ring); background: var(--c-surface); }
.xselect__opts { display: flex; flex-direction: column; gap: 0.1rem; }

.cabinet-footer {
    background: #2d2d2d;
    color: #cbd5e1;
    padding: clamp(2.5rem, 6vw, 4.5rem) var(--gutter) clamp(1rem, 2vw, 1.5rem);
}
.cabinet-footer__inner {
    max-width: var(--max-content);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr;
    gap: clamp(1.75rem, 3vw, 2.5rem);
}
@media (min-width: 514px)  { .cabinet-footer__inner { grid-template-columns: 1fr 1fr; } }
@media (min-width: 915px)  { .cabinet-footer__inner { grid-template-columns: 1.2fr 1fr 1fr; } }

.cabinet-footer__brand { min-width: 0; }
.cabinet-footer__logo {
    font-family: 'Playfair Display', Georgia, serif;
    font-weight: 900;
    color: #ffffff;
    font-size: clamp(1.05rem, 1.6vw, 1.25rem);
    letter-spacing: 0.08em;
    margin-bottom: 8px;
}
.cabinet-footer__tag {
    color: #94a3b8;
    font-size: 0.85rem;
    line-height: 1.5;
    margin: 0;
}

.cabinet-footer__col { min-width: 0; }
.cabinet-footer__heading {
    color: #ffffff;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.10em;
    margin: 0 0 14px;
}
.cabinet-footer__list {
    list-style: none;
    padding: 0;
    margin: 0;
}
.cabinet-footer__list li {
    overflow-wrap: anywhere;
    margin-bottom: 9px;
    font-size: 0.88rem;
    line-height: 1.5;
    color: #cbd5e1;
}
.cabinet-footer__list a {
    color: #cbd5e1;
    text-decoration: none;
    transition: color .15s;
    border-bottom: 1px solid transparent;
}
.cabinet-footer__list a:hover {
    color: #ffffff;
    border-bottom-color: rgba(255, 255, 255, 0.4);
}
.cabinet-footer__muted { color: #94a3b8 !important; font-size: 0.82rem; }

.cabinet-footer__bottom {
    max-width: var(--max-content);
    margin: clamp(2rem, 4vw, 3rem) auto 0;
    padding-top: clamp(1rem, 2vw, 1.5rem);
    border-top: 1px solid rgba(255, 255, 255, 0.10);
    text-align: center;
}
.cabinet-footer__copyright {
    margin: 0;
    color: #94a3b8;
    font-size: 0.78rem;
    line-height: 1.6;
}

* { scrollbar-width: thin; scrollbar-color: #c3cde0 transparent; }
*::-webkit-scrollbar { width: 9px; height: 9px; }
*::-webkit-scrollbar-track { background: transparent; }
*::-webkit-scrollbar-thumb { background-color: #c3cde0; border-radius: 999px; border: 2px solid transparent; background-clip: padding-box; }
*::-webkit-scrollbar-thumb:hover { background-color: var(--c-accent-soft); }
*::-webkit-scrollbar-corner { background: transparent; }

.xselect__menu--portal { position: fixed; left: 0; top: 0; right: auto; min-width: 260px; max-width: calc(100vw - 16px); z-index: 4000; }
.xselect__menu--dark { background: #1b2340; border-color: rgba(255, 255, 255, 0.14); color: #e5e9f5; scrollbar-color: rgba(255, 255, 255, 0.25) transparent; }
.xselect__menu--dark .xselect__opt { color: #e5e9f5; }
.xselect__menu--portal .xselect__opt { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; display: block; }
.xselect__menu--dark .xselect__opt:hover { background: rgba(255, 255, 255, 0.08); }
.xselect__menu--dark .xselect__opt.is-on { background: rgba(251, 146, 60, 0.2); color: #fdba74; }
.xselect__menu--dark .xselect__search { background: #1b2340; }
.xselect__menu--dark .xselect__search input { background: rgba(255, 255, 255, 0.06); border-color: rgba(255, 255, 255, 0.14); color: #e5e9f5; }
.xselect__menu--dark::-webkit-scrollbar-thumb { background-color: rgba(255, 255, 255, 0.25); }

.app-content .cabinet-footer { margin: clamp(1.5rem, 4vw, 3rem) calc(-1 * clamp(0.85rem, 2vw, 2rem)) calc(-1 * clamp(1rem, 2.5vw, 2rem)); padding: clamp(1.8rem, 4vw, 2.6rem) clamp(1.2rem, 3vw, 2.5rem) 1.1rem; border-radius: var(--radius-lg) var(--radius-lg) 0 0; background: linear-gradient(180deg, #1f2937, #111827); }
.app-content .cabinet-footer__inner { max-width: none; gap: clamp(1.2rem, 3vw, 2.5rem); }
.app-content .cabinet-footer__bottom { max-width: none; margin-top: clamp(1.2rem, 2.5vw, 1.8rem); padding-top: 0.9rem; display: flex; justify-content: space-between; gap: 0.6rem; flex-wrap: wrap; }
.app-content .cabinet-footer__logo { font-size: 1.05rem; letter-spacing: 0.02em; }
.app-content .cabinet-footer__list li { margin-bottom: 6px; font-size: 0.84rem; }
.app-content .cabinet-footer__heading { margin-bottom: 0.6rem; }