:root {
    --bg: #ffffff;
    --panel: #f5f5f5;
    --line: #1a1a1a;
    --text: #000000;
    --muted: #5a5a5a;
    --inverse: #ffffff;
}

* {
    box-sizing: border-box;
    border-radius: 0;
}

html, body {
    margin: 0;
    padding: 0;
    background: var(--bg);
    color: var(--text);
    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
}

a {
    color: inherit;
    text-decoration: none;
}

body {
    min-height: 100vh;
}

.shell {
    display: grid;
    grid-template-columns: 280px 1fr;
    min-height: 100vh;
}

.sidebar {
    border-right: 1px solid var(--line);
    padding: 32px 24px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 32px;
}

.sidebar h1,
.topbar h2,
.hero-copy h1,
.auth-panel h1,
.tenant-preview-hero h1 {
    margin: 0;
    font-size: clamp(2rem, 4vw, 4rem);
    line-height: 0.95;
    text-transform: uppercase;
    letter-spacing: -0.04em;
}

.topbar h2 {
    font-size: 2rem;
}

.sidebar-copy,
.hero-copy p,
.auth-copy,
.panel p,
.tenant-preview-hero p {
    margin: 0;
    color: var(--muted);
    line-height: 1.6;
    font-size: 0.98rem;
}

.eyebrow,
.metric-label {
    display: block;
    margin-bottom: 10px;
    font-size: 0.72rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--muted);
}

.nav {
    display: grid;
    gap: 10px;
}

.nav a,
.text-link {
    font-size: 0.88rem;
    text-transform: uppercase;
    letter-spacing: 0.14em;
}

.nav a {
    border-top: 1px solid var(--line);
    padding-top: 14px;
}

.nav a.is-active,
.text-link {
    font-weight: 700;
}

.logout-form {
    margin: 0;
}

.main,
.public-shell {
    padding: 28px;
}

.topbar {
    border-bottom: 1px solid var(--line);
    padding-bottom: 20px;
    margin-bottom: 24px;
    display: flex;
    justify-content: space-between;
    align-items: end;
    gap: 20px;
}

.topbar-meta {
    display: grid;
    gap: 4px;
    text-align: right;
    font-size: 0.86rem;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.14em;
}

.button,
button,
input,
select,
textarea {
    border: 1px solid var(--line);
    background: var(--bg);
    color: var(--text);
    font: inherit;
}

.button,
button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 18px;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    cursor: pointer;
}

.button:hover,
button:hover,
.button:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: none;
    background: #000;
    color: #fff;
}

.button-secondary {
    background: var(--panel);
}

.button-block {
    width: 100%;
}

.button-row,
.form-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.compact-actions {
    margin-top: 12px;
}

.pill-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.media-preview-grid,
.storefront-package-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.inline-form {
    margin: 0;
}

.inline-filter {
    margin-bottom: 18px;
}

.row-muted {
    color: var(--muted);
    font-size: 0.84rem;
}

.saas-nav,
.section-head,
.cta-block,
.comparison-strip {
    border: 1px solid var(--line);
    padding: 24px;
}

.saas-nav,
.comparison-strip,
.cta-block {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
}

.brand-lockup {
    display: block;
    font-size: 1.25rem;
    text-transform: uppercase;
    letter-spacing: -0.03em;
}

.hero-grid,
.two-column,
.panel-grid,
.stats-grid,
.preview-band,
.band-grid,
.module-grid,
.lifecycle-grid,
.role-grid,
.branding-grid {
    display: grid;
    gap: 18px;
}

.hero-grid {
    grid-template-columns: 1.4fr 0.8fr;
    min-height: calc(100vh - 56px);
    align-items: stretch;
}

.hero-grid-expanded {
    min-height: auto;
    margin-top: 18px;
}

.hero-copy-expanded {
    min-height: 560px;
}

.hero-panel-expanded {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.hero-highlights {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.hero-highlights span,
.band-cell,
.lifecycle-step,
.comparison-proof span {
    border: 1px solid var(--line);
    padding: 12px 14px;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    font-size: 0.78rem;
}

.hero-copy,
.hero-panel,
.panel,
.stat-card,
.auth-panel,
.tenant-preview-hero,
.preview-band,
.notice {
    border: 1px solid var(--line);
    padding: 24px;
}

.hero-copy,
.tenant-preview-hero {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 24px;
}

.hero-panel,
.panel,
.auth-panel {
    background: var(--panel);
}

.metric {
    border-top: 1px solid var(--line);
    padding-top: 18px;
    margin-top: 18px;
}

.metric strong,
.stat-card strong,
.preview-band strong {
    display: block;
    font-size: 1.3rem;
    margin-top: 8px;
    text-transform: uppercase;
    letter-spacing: -0.02em;
}

.panel-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin-top: 24px;
}

.band-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    margin-top: 18px;
}

.module-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    margin-top: 18px;
}

.role-grid,
.branding-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.stats-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    margin-bottom: 24px;
}

.two-column {
    grid-template-columns: 1.35fr 0.95fr;
}

.panel-head {
    display: flex;
    justify-content: space-between;
    align-items: start;
    gap: 16px;
    margin-bottom: 18px;
}

.panel h3 {
    margin: 0 0 8px;
    font-size: 1.25rem;
    text-transform: uppercase;
    letter-spacing: -0.02em;
}

.section-head {
    margin-top: 18px;
    background: #fff;
}

.section-head h2,
.comparison-copy h2,
.cta-block h2 {
    margin: 0;
    font-size: clamp(1.9rem, 3vw, 3.4rem);
    line-height: 0.95;
    text-transform: uppercase;
    letter-spacing: -0.04em;
}

.section-head p,
.comparison-copy p,
.cta-block p {
    margin: 12px 0 0;
    max-width: 900px;
    color: var(--muted);
    line-height: 1.6;
}

.module-card {
    min-height: 240px;
}

.role-card,
.brand-card {
    min-height: 280px;
}

.module-card p,
.narrative-panel p {
    max-width: 56ch;
}

.detail-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

.detail-grid div {
    border-top: 1px solid var(--line);
    padding-top: 12px;
    display: grid;
    gap: 6px;
}

.detail-grid strong {
    text-transform: uppercase;
    letter-spacing: 0.14em;
    font-size: 0.72rem;
    color: var(--muted);
}

.detail-notes {
    margin-top: 24px;
    border-top: 1px solid var(--line);
    padding-top: 16px;
}

.timeline-list {
    display: grid;
    gap: 14px;
}

.muted-copy {
    color: var(--muted);
    font-size: 0.92rem;
}

.card-list {
    display: grid;
    gap: 18px;
}

.timeline-item {
    border-top: 1px solid var(--line);
    padding-top: 14px;
}

.timeline-item p {
    margin: 8px 0 0;
    line-height: 1.6;
}

.timeline-meta {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--muted);
}

.table-shell {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th,
td {
    text-align: left;
    padding: 14px 10px;
    border-top: 1px solid var(--line);
    font-size: 0.92rem;
}

th {
    text-transform: uppercase;
    letter-spacing: 0.14em;
    font-size: 0.72rem;
}

.action-row {
    display: flex;
    gap: 12px;
}

.status-chip,
.permission-pill {
    display: inline-flex;
    align-items: center;
    border: 1px solid var(--line);
    padding: 10px 12px;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    font-size: 0.72rem;
    background: #fff;
}

.feature-list {
    margin: 0;
    padding-left: 18px;
    display: grid;
    gap: 12px;
}

.stack-list {
    display: grid;
    gap: 10px;
    margin: 18px 0 22px;
    color: var(--muted);
    line-height: 1.6;
}

.narrative-panel {
    min-height: 420px;
}

.lifecycle-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-top: 24px;
}

.lifecycle-step {
    background: #fff;
}

.auth-wrap {
    min-height: 100vh;
    display: grid;
    place-items: center;
}

.auth-panel,
.install-panel {
    width: min(640px, 100%);
}

.stack-form,
.tenant-form-grid {
    display: grid;
    gap: 18px;
}

.tenant-form-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.tenant-form-grid .span-2 {
    grid-column: span 2;
}

label {
    display: grid;
    gap: 10px;
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.14em;
}

input,
select,
textarea {
    padding: 14px;
    min-height: 52px;
}

textarea {
    min-height: 120px;
    resize: vertical;
}

.checkbox-row {
    grid-template-columns: auto 1fr;
    align-items: center;
    gap: 12px;
}

.checkbox-row input {
    min-height: auto;
    width: 18px;
    height: 18px;
    margin: 0;
}

.notice {
    margin-bottom: 20px;
    background: var(--panel);
}

.notice-error {
    border-left: 6px solid #000;
}

.notice-success {
    border-left: 6px solid #5a5a5a;
}

.empty-state {
    border-top: 1px solid var(--line);
    padding-top: 16px;
    display: grid;
    gap: 8px;
}

.empty-state strong {
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.82rem;
}

.narrow {
    width: min(640px, calc(100% - 56px));
    margin-left: auto;
    margin-right: auto;
}

.tenant-preview {
    display: grid;
    gap: 18px;
}

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

.tenant-hero-layout {
    align-items: stretch;
}

.preview-band {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.preview-band-wide {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.tenant-image-panel {
    display: flex;
    align-items: stretch;
    justify-content: center;
    min-height: 100%;
}

.tenant-preview-image {
    display: block;
    width: 100%;
    min-height: 340px;
    object-fit: cover;
    border: 1px solid var(--line);
}

.media-preview-card .tenant-preview-image,
.storefront-package-card .tenant-preview-image {
    min-height: 220px;
    margin-bottom: 14px;
}

.storefront-package-card {
    display: grid;
    align-content: start;
    gap: 10px;
}

.storefront-price {
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: 0.04em;
}

.pricing-stack {
    display: grid;
    gap: 12px;
}

.pricing-stack p {
    margin: 0;
    display: flex;
    justify-content: space-between;
    gap: 16px;
    border-top: 1px solid var(--line);
    padding-top: 12px;
}

.checkout-preview-card {
    background: var(--panel);
}

.checkout-note {
    margin-top: 14px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.78rem;
}

.fine-print {
    color: var(--muted);
    font-size: 0.82rem;
    line-height: 1.7;
}

.storefront-checkout-form {
    margin-top: 24px;
    border-top: 1px solid var(--line);
    padding-top: 18px;
}

.storefront-option-group {
    display: grid;
    gap: 12px;
}

.storefront-option-label {
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.14em;
}

.storefront-choice-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.storefront-choice-card {
    display: grid;
    grid-template-columns: auto 1fr;
    align-items: start;
    gap: 12px;
    border: 1px solid var(--line);
    padding: 16px;
    background: var(--bg);
}

.storefront-choice-card input {
    min-height: auto;
    width: 18px;
    height: 18px;
    margin: 2px 0 0;
}

.storefront-choice-copy {
    display: grid;
    gap: 6px;
}

.storefront-choice-copy strong,
.storefront-choice-copy span,
.storefront-choice-copy small {
    display: block;
}

.storefront-choice-copy small {
    color: var(--muted);
    line-height: 1.5;
}

.contract-panel {
    display: grid;
    gap: 12px;
    border: 1px solid var(--line);
    padding: 18px;
    background: var(--bg);
}

.checkbox-row {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 12px;
    align-items: start;
}

.checkbox-row input {
    width: 18px;
    height: 18px;
    min-height: auto;
    margin-top: 2px;
}

.comparison-proof {
    display: grid;
    gap: 12px;
    min-width: 280px;
}

.comparison-proof span {
    background: var(--panel);
    text-align: center;
}

.cta-block {
    margin-top: 18px;
    background: var(--panel);
}

.install-card {
    background: var(--panel);
}

.install-update-form {
    margin-top: 22px;
    border-top: 1px solid var(--line);
    padding-top: 18px;
}

body.theme-executive-monochrome {
    --bg: #f1f1f1;
    --panel: #ffffff;
    --line: #161616;
    --text: #050505;
    --muted: #4a4a4a;
}

body.theme-industrial-blackout {
    --bg: #060606;
    --panel: #111111;
    --line: #f0f0f0;
    --text: #ffffff;
    --muted: #c6c6c6;
}

body.theme-industrial-blackout .button:hover,
body.theme-industrial-blackout button:hover,
body.theme-industrial-blackout .button:focus-visible,
body.theme-industrial-blackout button:focus-visible,
body.theme-industrial-blackout input:focus-visible,
body.theme-industrial-blackout select:focus-visible,
body.theme-industrial-blackout textarea:focus-visible {
    background: #fff;
    color: #000;
}

body.theme-monochrome-sharp {
    --bg: #ffffff;
    --panel: #f5f5f5;
    --line: #1a1a1a;
    --text: #000000;
    --muted: #5a5a5a;
}

@media (max-width: 1080px) {
    .shell,
    .hero-grid,
    .two-column,
    .panel-grid,
    .stats-grid,
    .preview-band,
    .tenant-form-grid,
    .band-grid,
    .module-grid,
    .lifecycle-grid,
    .role-grid,
    .branding-grid,
    .media-preview-grid,
    .storefront-package-grid,
    .storefront-choice-grid {
        grid-template-columns: 1fr;
    }

    .sidebar {
        border-right: 0;
        border-bottom: 1px solid var(--line);
    }

    .saas-nav,
    .comparison-strip,
    .cta-block,
    .topbar {
        align-items: start;
        flex-direction: column;
    }

    .topbar-meta {
        text-align: left;
    }

    .detail-grid {
        grid-template-columns: 1fr;
    }

    .tenant-form-grid .span-2 {
        grid-column: span 1;
    }
}