/* PDM — производственная система ЕСКД / MRP */

:root {
    --sidebar: #12161c;
    --sidebar-elevated: #1a2028;
    --sidebar-hover: rgba(255, 255, 255, 0.05);
    --sidebar-active: rgba(45, 158, 158, 0.18);
    --sidebar-border: rgba(255, 255, 255, 0.07);
    --bg: #eef1f4;
    --panel: #ffffff;
    --ink: #151a21;
    --muted: #5c6775;
    --muted-2: #8b95a3;
    --line: #dde2e8;
    --line-strong: #c5cdd8;
    --accent: #1f6f78;
    --accent-hover: #18575e;
    --accent-soft: rgba(31, 111, 120, 0.1);
    --accent-bright: #2d9e9e;
    --banner: #e4f0f1;
    --banner-text: #1a4f55;
    --success: #1a7a45;
    --warning: #9a6700;
    --danger: #b42318;
    --radius: 3px;
    --radius-lg: 6px;
    --sidebar-w: 240px;
    --content-max: 1360px;
    --font: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
    --font-mono: "IBM Plex Mono", ui-monospace, monospace;
}

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

html {
    color-scheme: light;
}

body {
    margin: 0;
    min-height: 100vh;
    color: var(--ink);
    font-family: var(--font);
    font-size: 0.9375rem;
    font-weight: 400;
    letter-spacing: 0;
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--accent);
    text-decoration-thickness: 1px;
    text-underline-offset: 0.15em;
}

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

/* —— Shell —— */
.app-shell {
    display: flex;
    min-height: 100vh;
}

.app-sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    z-index: 1040;
    width: var(--sidebar-w);
    background: var(--sidebar);
    color: #fff;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 0;
    border-right: 1px solid var(--sidebar-border);
}

.sidebar-top {
    display: flex;
    flex-direction: column;
    gap: 0;
    padding: 1rem 0.75rem 0.75rem;
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    color: #fff !important;
    text-decoration: none !important;
    padding: 0.4rem 0.5rem 0.9rem;
    border-bottom: 1px solid var(--sidebar-border);
    margin-bottom: 0.85rem;
}

.brand-mark {
    width: 1.65rem;
    height: 1.65rem;
    flex: 0 0 auto;
    background: var(--accent-bright);
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
    position: relative;
}

.brand-mark::after {
    content: "";
    position: absolute;
    inset: 28%;
    background: var(--sidebar);
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
}

.brand-copy {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.brand-copy strong {
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.04em;
}

.brand-copy span {
    font-size: 0.65rem;
    color: rgba(255, 255, 255, 0.45);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    font-family: var(--font-mono);
}

.sidebar-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    width: 100%;
    padding: 0.55rem 0.75rem;
    margin-bottom: 0.85rem;
    background: var(--accent);
    color: #fff !important;
    border-radius: var(--radius);
    font-size: 0.84rem;
    font-weight: 500;
    text-decoration: none !important;
    border: 1px solid transparent;
    transition: background 0.12s ease;
}

.sidebar-cta:hover {
    background: var(--accent-hover);
    color: #fff !important;
}

.cta-plus {
    font-size: 1.05rem;
    line-height: 1;
    font-weight: 500;
}

.sidebar-nav-label {
    font-size: 0.62rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.35);
    padding: 0.55rem 0.75rem 0.3rem;
    font-family: var(--font-mono);
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.5rem 0.7rem;
    border-radius: var(--radius);
    color: rgba(255, 255, 255, 0.68) !important;
    text-decoration: none !important;
    font-size: 0.875rem;
    font-weight: 500;
    border-left: 2px solid transparent;
    transition: background 0.1s ease, color 0.1s ease;
}

.sidebar-link svg {
    flex: 0 0 auto;
    opacity: 0.75;
}

.sidebar-link:hover {
    background: var(--sidebar-hover);
    color: #fff !important;
}

.sidebar-link.is-active {
    background: var(--sidebar-active);
    color: #fff !important;
    border-left-color: var(--accent-bright);
}

.sidebar-link.is-active svg {
    opacity: 1;
    color: var(--accent-bright);
}

.sidebar-bottom {
    padding: 0.75rem;
    border-top: 1px solid var(--sidebar-border);
    background: var(--sidebar-elevated);
}

.sidebar-user {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.35rem 0.4rem;
    color: rgba(255, 255, 255, 0.85);
}

.user-avatar {
    width: 1.85rem;
    height: 1.85rem;
    border-radius: var(--radius);
    display: grid;
    place-items: center;
    background: rgba(45, 158, 158, 0.25);
    color: var(--accent-bright);
    font-size: 0.75rem;
    font-weight: 600;
    font-family: var(--font-mono);
}

.user-meta {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
    min-width: 0;
}

.user-meta strong {
    font-size: 0.82rem;
    font-weight: 500;
}

.user-meta span {
    font-size: 0.68rem;
    color: rgba(255, 255, 255, 0.42);
    font-family: var(--font-mono);
}

.sidebar-footer-meta {
    margin-top: 0.55rem;
    padding: 0.35rem 0.4rem 0;
    font-size: 0.62rem;
    color: rgba(255, 255, 255, 0.28);
    font-family: var(--font-mono);
    letter-spacing: 0.04em;
}

.app-main {
    flex: 1;
    margin-left: var(--sidebar-w);
    min-width: 0;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    background: var(--bg);
}

.app-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.6rem 1rem;
    background: var(--panel);
    border-bottom: 1px solid var(--line);
}

.topbar-brand {
    font-weight: 600;
    font-size: 0.8rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--ink) !important;
    text-decoration: none !important;
    font-family: var(--font-mono);
}

.sidebar-toggle {
    width: 2.1rem;
    height: 2.1rem;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #fff;
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 3.5px;
    padding: 0;
}

.sidebar-toggle span {
    display: block;
    width: 13px;
    height: 1.5px;
    background: var(--ink);
}

.sidebar-backdrop {
    position: fixed;
    inset: 0;
    z-index: 1035;
    background: rgba(18, 22, 28, 0.45);
}

.app-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.65rem 1.5rem;
    font-size: 0.875rem;
    background: var(--banner);
    color: var(--banner-text);
    border-bottom: 1px solid #c5dde0;
}

.app-banner.alert-success {
    background: #e6f4ec;
    color: var(--success);
    border-color: #c5e4d0;
}

.app-banner.alert-danger {
    background: #fceceb;
    color: var(--danger);
    border-color: #f0c9c6;
}

.app-banner.alert-warning,
.app-banner.alert-info {
    background: #fef6e6;
    color: var(--warning);
    border-color: #f0dfb0;
}

.banner-close {
    border: 0;
    background: transparent;
    color: inherit;
    font-size: 1.15rem;
    line-height: 1;
    opacity: 0.55;
    cursor: pointer;
    padding: 0 0.25rem;
}

.banner-close:hover {
    opacity: 1;
}

.app-content {
    flex: 1;
    padding: 1.5rem 1.75rem 2.25rem;
    max-width: var(--content-max);
    width: 100%;
}

/* —— Typography —— */
.page-header {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.35rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--line);
}

.page-title,
h1.h3,
h1 {
    font-weight: 600 !important;
    letter-spacing: -0.02em;
    color: var(--ink);
}

.page-title {
    font-size: 1.35rem;
    margin-bottom: 0.25rem;
    line-height: 1.25;
}

.page-sub,
.text-muted,
.hero-sub {
    color: var(--muted) !important;
    font-size: 0.875rem;
}

.page-kicker {
    display: none;
}

/* —— KPI / dashboard —— */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.kpi-card {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    padding: 0.9rem 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    text-decoration: none !important;
    color: inherit !important;
    transition: border-color 0.12s ease;
    border-top: 2px solid var(--line-strong);
}

.kpi-card:hover {
    border-color: var(--accent);
    border-top-color: var(--accent);
    color: inherit !important;
}

.kpi-label {
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--muted);
    font-family: var(--font-mono);
}

.kpi-value {
    font-size: 1.65rem;
    font-weight: 600;
    line-height: 1.1;
    letter-spacing: -0.03em;
    color: var(--ink);
    font-variant-numeric: tabular-nums;
}

.kpi-link {
    font-size: 0.78rem;
    color: var(--accent) !important;
    text-decoration: none !important;
    margin-top: 0.15rem;
}

.kpi-card:hover .kpi-link {
    color: var(--accent-hover) !important;
}

/* —— Home workspace —— */
.workspace-grid {
    display: grid;
    grid-template-columns: minmax(260px, 340px) minmax(0, 1fr);
    gap: 1.5rem;
    align-items: start;
}

@media (max-width: 960px) {
    .workspace-grid {
        grid-template-columns: 1fr;
    }

    .kpi-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.workspace-col-title {
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 0.75rem;
    color: var(--muted);
    font-family: var(--font-mono);
}

.tech-list {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.tech-card {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.75rem 0.85rem;
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    text-decoration: none !important;
    color: inherit !important;
    transition: border-color 0.12s ease, background 0.12s ease;
}

.tech-card:hover {
    border-color: var(--accent);
    background: #f7fbfb;
    color: inherit !important;
}

.tech-card.is-selected,
.tech-card:focus-visible {
    border-color: var(--accent);
    outline: 1px solid var(--accent);
    outline-offset: 0;
}

.tech-icon {
    width: 2.15rem;
    height: 2.15rem;
    flex: 0 0 auto;
    border-radius: var(--radius);
    display: grid;
    place-items: center;
    color: var(--accent);
    background: var(--accent-soft);
    border: 1px solid rgba(31, 111, 120, 0.15);
}

.tech-icon svg {
    width: 1.15rem;
    height: 1.15rem;
}

.tech-copy strong {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--ink);
    margin-bottom: 0.1rem;
}

.tech-copy span {
    display: block;
    font-size: 0.78rem;
    color: var(--muted);
    line-height: 1.35;
}

.tech-meta {
    margin-left: auto;
    align-self: center;
    font-size: 0.72rem;
    font-family: var(--font-mono);
    color: var(--muted-2);
    background: #f0f3f6;
    border: 1px solid var(--line);
    padding: 0.15rem 0.4rem;
    border-radius: var(--radius);
    white-space: nowrap;
}

.prod-card {
    margin-top: 0.5rem;
    padding: 0.85rem 0.95rem;
    background: #e8ecf0;
    border-radius: var(--radius-lg);
    border: 1px solid var(--line);
}

.prod-card strong {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 0.2rem;
}

.prod-card p {
    margin: 0 0 0.45rem;
    font-size: 0.8rem;
    color: var(--muted);
}

.prod-card a {
    font-size: 0.84rem;
    font-weight: 500;
    text-decoration: none;
}

.upload-panel {
    background: transparent;
}

.upload-drop {
    display: none;
}

.home-upload-form .dropzone {
    min-height: 140px;
    background: #fff;
}

.home-upload-form .dropzone-title {
    font-size: 0.92rem;
}

.upload-note {
    margin: 0 0 0.75rem;
    font-size: 0.8rem;
    color: var(--muted);
    text-align: left;
}

.upload-formats {
    margin: 0;
    padding: 0;
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 0.3rem 0.55rem;
    font-size: 0.68rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--muted-2);
    font-family: var(--font-mono);
}

.upload-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.85rem;
}

.upload-actions .btn {
    background: #fff;
    border: 1px solid var(--line-strong);
    color: var(--ink);
}

.upload-actions .btn:hover {
    background: #f5f7f9;
    border-color: #aeb8c4;
    color: var(--ink);
}

.recent-list a {
    padding: 0.4rem 0;
    border-bottom: 1px solid var(--line);
}

.recent-list a:last-child {
    border-bottom: 0;
}

.audit-list li {
    display: grid;
    grid-template-columns: 9.5rem 1fr;
    gap: 0.5rem;
    padding: 0.4rem 0;
    border-bottom: 1px solid var(--line);
    font-size: 0.8rem;
}

.audit-list li:last-child {
    border-bottom: 0;
}

.audit-list time {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--muted-2);
}

/* —— Panels / tables / forms —— */
.panel {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    box-shadow: none;
}

.panel .border-bottom {
    border-color: var(--line) !important;
}

.panel h2.h6,
.h6.text-muted.text-uppercase {
    color: var(--muted) !important;
    letter-spacing: 0.08em;
    font-weight: 600;
    font-size: 0.68rem !important;
    font-family: var(--font-mono);
}

.form-control,
.form-select {
    background: #fff;
    border: 1px solid var(--line-strong);
    color: var(--ink);
    border-radius: var(--radius);
    font-size: 0.9rem;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 0.15rem var(--accent-soft);
    background: #fff;
    color: var(--ink);
}

.form-control-lg {
    font-size: 1rem;
}

.form-label {
    color: var(--muted);
    font-weight: 500;
    font-size: 0.8rem;
}

.btn {
    border-radius: var(--radius);
    font-weight: 500;
    font-size: 0.84rem;
}

.btn-sm {
    font-size: 0.78rem;
}

.btn-primary {
    --bs-btn-bg: var(--accent);
    --bs-btn-border-color: var(--accent);
    --bs-btn-hover-bg: var(--accent-hover);
    --bs-btn-hover-border-color: var(--accent-hover);
    --bs-btn-active-bg: #13484e;
    --bs-btn-active-border-color: #13484e;
}

.btn-success {
    --bs-btn-bg: var(--success);
    --bs-btn-border-color: var(--success);
    --bs-btn-hover-bg: #15663a;
    --bs-btn-hover-border-color: #15663a;
}

.btn-secondary {
    --bs-btn-bg: #3d4654;
    --bs-btn-border-color: #3d4654;
}

.btn-warning {
    --bs-btn-color: #fff;
    --bs-btn-bg: #9a6700;
    --bs-btn-border-color: #9a6700;
    --bs-btn-hover-bg: #7d5300;
    --bs-btn-hover-border-color: #7d5300;
    --bs-btn-hover-color: #fff;
}

.btn-outline-primary {
    --bs-btn-color: var(--accent);
    --bs-btn-border-color: #8fb8bc;
    --bs-btn-hover-bg: var(--accent);
    --bs-btn-hover-border-color: var(--accent);
    --bs-btn-hover-color: #fff;
}

.btn-outline-secondary {
    --bs-btn-color: var(--muted);
    --bs-btn-border-color: var(--line-strong);
    --bs-btn-hover-bg: #f0f3f6;
    --bs-btn-hover-border-color: var(--line-strong);
    --bs-btn-hover-color: var(--ink);
}

.btn-outline-dark {
    --bs-btn-color: var(--ink);
    --bs-btn-border-color: var(--line-strong);
    --bs-btn-hover-bg: var(--ink);
    --bs-btn-hover-border-color: var(--ink);
    --bs-btn-hover-color: #fff;
}

.btn-outline-warning {
    --bs-btn-color: #9a6700;
    --bs-btn-border-color: #e0c070;
    --bs-btn-hover-bg: #fff8e8;
    --bs-btn-hover-border-color: #e0c070;
    --bs-btn-hover-color: #7d5300;
}

.btn-outline-danger {
    --bs-btn-color: var(--danger);
    --bs-btn-border-color: #e8b0ab;
    --bs-btn-hover-bg: #fef2f1;
    --bs-btn-hover-border-color: #e8b0ab;
    --bs-btn-hover-color: var(--danger);
}

.table {
    --bs-table-bg: transparent;
    --bs-table-color: var(--ink);
    --bs-table-border-color: var(--line);
    --bs-table-hover-bg: #f4f8f8;
    --bs-table-hover-color: var(--ink);
    color: var(--ink);
    margin-bottom: 0;
    font-size: 0.875rem;
}

.table thead.table-light,
.table .table-light {
    --bs-table-bg: #f3f5f7 !important;
    --bs-table-color: var(--muted) !important;
    background: #f3f5f7 !important;
    color: var(--muted) !important;
}

.table thead th {
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--muted) !important;
    border-bottom-color: var(--line) !important;
    font-family: var(--font-mono);
    white-space: nowrap;
    padding-top: 0.65rem;
    padding-bottom: 0.65rem;
}

.table td {
    vertical-align: middle;
    padding-top: 0.55rem;
    padding-bottom: 0.55rem;
}

.table a.fw-semibold,
.table a.font-monospace {
    color: var(--ink);
    text-decoration: none;
}

.table a.fw-semibold:hover,
.table a.font-monospace:hover {
    color: var(--accent);
}

.table .btn-sm {
    padding: 0.2rem 0.45rem;
}

.stat-pill {
    display: inline-block;
    padding: 0.15rem 0.45rem;
    border-radius: var(--radius);
    background: #f0f3f6;
    color: var(--muted);
    font-size: 0.72rem;
    border: 1px solid var(--line);
    font-family: var(--font-mono);
}

.file-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.28rem 0.55rem;
    border-radius: var(--radius);
    background: #f5f7f9;
    border: 1px solid var(--line);
    font-size: 0.8rem;
    text-decoration: none;
    color: var(--ink);
    margin: 0.15rem 0.15rem 0.15rem 0;
}

.file-chip:hover {
    background: var(--accent-soft);
    border-color: #8fb8bc;
    color: var(--accent-hover);
}

.badge {
    font-weight: 500;
    border-radius: var(--radius);
    font-size: 0.72rem;
}

.badge.text-bg-success {
    background: #d8f0e2 !important;
    color: #166534 !important;
}

.badge.text-bg-secondary {
    background: #e8ecf0 !important;
    color: #3d4654 !important;
}

.badge.text-bg-dark {
    background: #2a3340 !important;
    color: #e8ecf0 !important;
    font-family: var(--font-mono);
}

.badge.text-bg-warning {
    background: #fef3c7 !important;
    color: #92400e !important;
}

.badge.text-bg-light {
    background: #eef1f4 !important;
    color: #3d4654 !important;
}

.tree-node {
    display: block;
    padding: 0.3rem 0.5rem;
    border-radius: var(--radius);
    text-decoration: none;
    color: var(--ink);
    font-size: 0.875rem;
}

.tree-node:hover,
.tree-node.active {
    background: var(--accent-soft);
    color: var(--accent-hover);
}

.tree-root {
    max-height: 62vh;
    overflow: auto;
}

.spec-tree .tree-subtree {
    display: none;
}

.spec-tree .tree-subtree.is-open {
    display: block;
}

.spec-tree .tree-row {
    display: flex;
    align-items: flex-start;
    gap: 0.1rem;
}

.spec-tree .tree-toggle,
.spec-tree .tree-toggle-spacer {
    flex: 0 0 1.3rem;
    width: 1.3rem;
    height: 1.3rem;
    margin-top: 0.15rem;
    border: 0;
    background: transparent;
    color: var(--muted);
    cursor: pointer;
    padding: 0;
    line-height: 1;
}

.spec-tree .tree-toggle::before {
    content: "▸";
    font-size: 0.8rem;
}

.spec-tree .tree-toggle.is-open::before {
    content: "▾";
}

.spec-tree .tree-toggle-spacer {
    display: inline-block;
}

.spec-tree .tree-link {
    flex: 1;
    min-width: 0;
}

.spec-tree .tree-qty {
    color: var(--muted);
    font-size: 0.85em;
    font-family: var(--font-mono);
}

.component-3d-frame {
    width: 100%;
    height: min(62vh, 520px);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #12161c;
}

.btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.1rem;
    height: 2.1rem;
    padding: 0;
}

.btn-icon svg {
    display: block;
}

.list-group-item {
    background: transparent;
    border-color: var(--line);
    color: var(--ink);
}

.list-group-item-action:hover,
.list-group-item-action:focus {
    background: #f4f8f8;
    color: var(--ink);
}

.alert {
    border-radius: var(--radius-lg);
    border-width: 1px;
}

.modal-content {
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
}

.mono,
code,
.font-monospace {
    font-family: var(--font-mono);
    font-size: 0.86em;
}

.module-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.75rem;
}

.module-card {
    display: flex;
    flex-direction: column;
    min-height: 180px;
    padding: 1.1rem;
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    background: var(--panel);
    text-decoration: none !important;
    color: inherit !important;
}

.module-card .stripe { display: none; }
.module-card .body { padding: 0; display: flex; flex-direction: column; flex: 1; }
.module-card .icon {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 0.65rem;
    background: none !important;
}
.module-card h2 { font-size: 1.05rem; font-weight: 600; margin-bottom: 0.35rem; }
.module-card p { color: var(--muted); flex: 1; font-size: 0.85rem; }
.module-card .cta { color: var(--accent); font-weight: 500; }

@media (max-width: 991.98px) {
    .app-sidebar {
        transform: translateX(-105%);
        transition: transform 0.2s ease;
    }

    .app-sidebar.is-open {
        transform: translateX(0);
    }

    .app-main {
        margin-left: 0;
    }

    .app-content {
        padding: 1rem 0.9rem 1.75rem;
    }

    body.sidebar-open {
        overflow: hidden;
    }
}

@media (min-width: 992px) {
    .sidebar-backdrop {
        display: none !important;
    }
}

/* —— Dropzone —— */
.dropzone {
    position: relative;
    border: 1.5px dashed var(--line-strong);
    border-radius: var(--radius-lg);
    background: #f7f9fa;
    transition: border-color 0.12s ease, background 0.12s ease;
    margin-bottom: 0.65rem;
    cursor: pointer;
    min-height: 100px;
}

.dropzone:hover,
.dropzone.is-dragover {
    border-color: var(--accent);
    background: var(--accent-soft);
}

.dropzone.is-dragover {
    border-style: solid;
}

.dropzone-input {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
    z-index: 2;
}

.dropzone-ui {
    pointer-events: none;
    padding: 1rem 0.9rem;
    text-align: center;
    position: relative;
    z-index: 1;
}

.dropzone-icon {
    width: 2rem;
    height: 2rem;
    margin: 0 auto 0.45rem;
    border-radius: var(--radius);
    background: #fff;
    border: 1px solid var(--line);
    display: grid;
    place-items: center;
    color: var(--accent);
}

.dropzone.is-dragover .dropzone-icon {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}

.dropzone-title {
    margin: 0 0 0.15rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--ink);
}

.dropzone-hint {
    margin: 0;
    font-size: 0.78rem;
    color: var(--muted);
}

.dropzone-files {
    list-style: none;
    margin: 0.65rem 0 0;
    padding: 0;
    text-align: left;
    max-height: 110px;
    overflow: auto;
}

.dropzone-files:empty {
    display: none;
}

.dropzone-files li {
    display: flex;
    justify-content: space-between;
    gap: 0.5rem;
    font-size: 0.72rem;
    font-family: var(--font-mono);
    padding: 0.25rem 0.4rem;
    border-radius: var(--radius);
    background: #fff;
    border: 1px solid var(--line);
    margin-bottom: 0.25rem;
    color: var(--ink);
}

.dropzone-files li span:last-child {
    color: var(--muted);
    flex-shrink: 0;
}

.dropzone.has-files {
    border-color: #8fb8bc;
    background: #f5fafa;
}

.dropzone.is-uploading {
    pointer-events: none;
    opacity: 0.75;
    border-color: var(--accent);
    border-style: solid;
    background: var(--accent-soft);
}

/* —— Login —— */
.login-page {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 1.5rem;
    background:
        linear-gradient(180deg, transparent 0%, rgba(18, 22, 28, 0.04) 100%),
        repeating-linear-gradient(
            -45deg,
            transparent,
            transparent 11px,
            rgba(18, 22, 28, 0.03) 11px,
            rgba(18, 22, 28, 0.03) 12px
        ),
        var(--bg);
}

.login-card {
    width: min(400px, 100%);
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    padding: 1.75rem 1.5rem;
}

.login-brand-row {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    margin-bottom: 0.35rem;
}

.login-brand-row .brand-mark {
    width: 1.5rem;
    height: 1.5rem;
}

.login-brand {
    font-weight: 600;
    font-size: 1.15rem;
    letter-spacing: 0.02em;
    color: var(--ink);
}

.login-sub {
    color: var(--muted);
    font-size: 0.8rem;
    margin-bottom: 1.35rem;
    font-family: var(--font-mono);
    letter-spacing: 0.02em;
}

/* —— Admin: PDF markup —— */
.markup-json {
    background: #12161c;
    color: #d7dde5;
    border-radius: var(--radius);
    padding: 0.7rem 0.9rem;
    font-size: 0.75rem;
    max-height: 280px;
    overflow: auto;
}

.markup-lines {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    max-height: 420px;
    overflow: auto;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #f7f9fa;
}

.markup-line {
    display: flex;
    flex-wrap: wrap;
    gap: 0.3rem 0.5rem;
    align-items: baseline;
    padding: 0.25rem 0.5rem;
    border-bottom: 1px solid #e8ecf0;
}

.markup-line:last-child {
    border-bottom: 0;
}

.markup-no {
    color: var(--muted);
    min-width: 2.2rem;
}

.markup-tag {
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    padding: 0.06rem 0.3rem;
    border-radius: var(--radius);
}

.markup-section {
    background: #eef6f6;
}

.markup-section .markup-tag {
    background: #d0e8e8;
    color: #18575e;
}

.markup-row {
    background: #eef6f0;
}

.markup-row .markup-tag {
    background: #cce8d4;
    color: #166534;
}

.markup-raw {
    color: #64748b;
}

.markup-meta {
    color: #475569;
    font-weight: 500;
}

.markup-qty {
    color: #0f766e;
    font-weight: 600;
}