:root {
    --bg: #f4efe7;
    --bg-soft: #e9dcc6;
    --panel: rgba(255, 251, 244, 0.78);
    --panel-strong: rgba(255, 255, 255, 0.88);
    --ink: #1f252c;
    --muted: #5f6973;
    --line: rgba(31, 37, 44, 0.12);
    --brand: #0f766e;
    --brand-strong: #0b5d57;
    --danger: #bb5637;
    --warning: #9b6b0f;
    --success: #2f8a5d;
    --info: #1d5fbf;
    --shadow: 0 24px 60px rgba(27, 31, 35, 0.14);
    --radius: 28px;
    --radius-sm: 18px;
}

html[data-theme="dark"] {
    --bg: #0f1720;
    --bg-soft: #162231;
    --panel: rgba(19, 28, 39, 0.8);
    --panel-strong: rgba(26, 36, 50, 0.92);
    --ink: #eff4f8;
    --muted: #9babbc;
    --line: rgba(239, 244, 248, 0.12);
    --brand: #3fb3a8;
    --brand-strong: #86dfd6;
    --danger: #f08b69;
    --warning: #e9b955;
    --success: #61c089;
    --info: #6aa8ff;
    --shadow: 0 28px 70px rgba(0, 0, 0, 0.35);
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    min-height: 100%;
    color: var(--ink);
    background:
        radial-gradient(circle at top left, rgba(15, 118, 110, 0.22), transparent 34%),
        radial-gradient(circle at top right, rgba(210, 145, 74, 0.18), transparent 28%),
        linear-gradient(180deg, var(--bg) 0%, var(--bg-soft) 100%);
    font-family: "Aptos", "Segoe UI Variable", "Trebuchet MS", sans-serif;
    transition: background 180ms ease, color 180ms ease;
}

body {
    padding: 28px;
}

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

code {
    font-family: "Cascadia Code", "Consolas", monospace;
    background: color-mix(in srgb, var(--brand) 10%, transparent);
    padding: 0.2rem 0.45rem;
    border-radius: 999px;
    word-break: break-word;
}

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

.page-shell {
    max-width: 1380px;
    margin: 0 auto;
}

.topbar,
.hero-copy,
.hero-meta,
.panel,
.stat-card,
.device-card,
.summary-card,
.pin-card {
    background: var(--panel);
    border: 1px solid rgba(255, 255, 255, 0.24);
    box-shadow: var(--shadow);
    backdrop-filter: blur(18px);
}

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

.brand-row {
    display: flex;
    gap: 14px;
    align-items: center;
    flex-wrap: wrap;
}

.brand {
    display: inline-block;
    font-family: "Georgia", "Times New Roman", serif;
    font-size: 1.9rem;
    font-weight: 700;
    letter-spacing: 0.02em;
}

.security-pill,
.status-chip,
.country-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 32px;
    padding: 0 12px;
    border-radius: 999px;
    font-size: 0.84rem;
    border: 1px solid transparent;
}

.user-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 40px;
    padding: 0 14px;
    border-radius: 999px;
    background: color-mix(in srgb, var(--panel-strong) 90%, transparent);
    border: 1px solid var(--line);
    color: var(--muted);
    font-size: 0.88rem;
}

.security-pill-live,
.status-online,
.status-live {
    color: var(--success);
    background: color-mix(in srgb, var(--success) 16%, transparent);
    border-color: color-mix(in srgb, var(--success) 26%, transparent);
}

.security-pill-idle,
.status-dynamic {
    color: var(--warning);
    background: color-mix(in srgb, var(--warning) 14%, transparent);
    border-color: color-mix(in srgb, var(--warning) 24%, transparent);
}

.status-degraded {
    color: var(--warning);
    background: color-mix(in srgb, var(--warning) 16%, transparent);
    border-color: color-mix(in srgb, var(--warning) 26%, transparent);
}

.status-stale,
.status-missing {
    color: var(--danger);
    background: color-mix(in srgb, var(--danger) 14%, transparent);
    border-color: color-mix(in srgb, var(--danger) 24%, transparent);
}

.status-reconnecting {
    color: var(--info);
    background: color-mix(in srgb, var(--info) 14%, transparent);
    border-color: color-mix(in srgb, var(--info) 24%, transparent);
}

.status-critical {
    color: white;
    background: color-mix(in srgb, var(--danger) 85%, black 10%);
    border-color: transparent;
}

.status-pinned {
    color: var(--info);
    background: color-mix(in srgb, var(--info) 14%, transparent);
    border-color: color-mix(in srgb, var(--info) 24%, transparent);
}

.topbar-actions,
.topbar-nav {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
}

.theme-toggle,
.ghost-link,
.ghost-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 44px;
    padding: 0 16px;
    border-radius: 999px;
    border: 1px solid var(--line);
    background: color-mix(in srgb, var(--panel-strong) 92%, transparent);
    color: var(--ink);
    font: inherit;
    cursor: pointer;
}

.theme-toggle-icon {
    font-size: 1rem;
}

.hero {
    display: grid;
    grid-template-columns: minmax(0, 1.8fr) minmax(280px, 0.8fr);
    gap: 20px;
    margin-bottom: 22px;
}

.hero-tight {
    grid-template-columns: 1fr;
}

.hero-copy,
.hero-meta,
.panel {
    border-radius: var(--radius);
    padding: 30px;
}

.hero-copy h1,
.panel-header h2,
.empty-state h1,
.empty-state h2,
.pin-head h3 {
    margin: 0;
    font-family: "Georgia", "Times New Roman", serif;
}

.hero-copy h1 {
    font-size: clamp(2.1rem, 4vw, 3.6rem);
    line-height: 1;
    margin-bottom: 12px;
}

.hero-copy p,
.panel-header p,
.empty-state p {
    margin: 0;
    color: var(--muted);
    line-height: 1.65;
}

.hero-meta {
    display: grid;
    gap: 14px;
}

.meta-chip,
.summary-card {
    display: grid;
    gap: 6px;
    padding: 18px;
    border-radius: var(--radius-sm);
    background: color-mix(in srgb, var(--panel-strong) 90%, transparent);
    border: 1px solid var(--line);
}

.meta-chip span,
.stat-card span,
.summary-card span,
.device-meta dt {
    color: var(--muted);
    font-size: 0.9rem;
}

.meta-chip strong,
.stat-card strong,
.summary-card strong {
    font-size: 1.35rem;
}

.flash-stack {
    display: grid;
    gap: 10px;
    margin-bottom: 18px;
}

.flash {
    padding: 14px 18px;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
}

.flash-success {
    background: color-mix(in srgb, var(--success) 12%, transparent);
    border-color: color-mix(in srgb, var(--success) 22%, transparent);
}

.flash-warning {
    background: color-mix(in srgb, var(--warning) 12%, transparent);
    border-color: color-mix(in srgb, var(--warning) 22%, transparent);
}

.flash-error {
    background: color-mix(in srgb, var(--danger) 12%, transparent);
    border-color: color-mix(in srgb, var(--danger) 22%, transparent);
}

.stats-grid,
.summary-grid,
.device-grid,
.pin-grid,
.user-grid {
    display: grid;
    gap: 18px;
    margin-bottom: 22px;
}

.stats-grid,
.summary-grid {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.device-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.pin-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.user-grid {
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
}

.stat-card,
.summary-card,
.device-card,
.pin-card,
.user-card {
    border-radius: var(--radius);
    padding: 18px;
}

.stat-card {
    display: grid;
    gap: 8px;
}

.stat-card.stat-success {
    border-color: color-mix(in srgb, var(--success) 20%, var(--line));
}

.stat-card.stat-warning {
    border-color: color-mix(in srgb, var(--warning) 28%, var(--line));
    background: color-mix(in srgb, var(--warning) 7%, var(--panel));
}

.stat-card.stat-danger {
    border-color: color-mix(in srgb, var(--danger) 34%, var(--line));
    background: color-mix(in srgb, var(--danger) 7%, var(--panel));
}

.stat-card.stat-info {
    border-color: color-mix(in srgb, var(--info) 28%, var(--line));
    background: color-mix(in srgb, var(--info) 7%, var(--panel));
}

.toolbar-panel,
.settings-summary,
.danger-panel,
.auth-panel,
.security-panel {
    margin-bottom: 22px;
}

.panel-header {
    display: grid;
    gap: 8px;
    margin-bottom: 18px;
}

.panel-note {
    margin: 18px 0 0;
    color: var(--muted);
    line-height: 1.6;
}

.toolbar {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.toolbar-split {
    justify-content: space-between;
    align-items: center;
}

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

.bulk-toolbar {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
    margin-top: 14px;
    padding-top: 14px;
    border-top: 1px solid var(--line);
}

.bulk-counter {
    display: inline-flex;
    align-items: center;
    min-height: 38px;
    padding: 0 12px;
    border-radius: 999px;
    color: var(--muted);
    background: color-mix(in srgb, var(--panel-strong) 90%, transparent);
    border: 1px solid var(--line);
}

.toolbar input,
.settings-form input,
.form-grid input,
.stack-form input,
.security-copy input,
.stack-form textarea,
.form-grid textarea {
    width: 100%;
    padding: 14px 16px;
    border-radius: 16px;
    border: 1px solid var(--line);
    background: color-mix(in srgb, var(--panel-strong) 90%, transparent);
    color: var(--ink);
    font: inherit;
}

.stack-form textarea,
.form-grid textarea {
    resize: vertical;
    min-height: 104px;
}

.value-stack {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.credential-form {
    display: grid;
    gap: 10px;
}

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

.credential-box {
    display: grid;
    gap: 10px;
    padding: 12px;
    border-radius: 20px;
    border: 1px solid color-mix(in srgb, var(--brand) 18%, var(--line));
    background:
        linear-gradient(180deg, color-mix(in srgb, var(--panel-strong) 95%, transparent) 0%, color-mix(in srgb, var(--brand) 4%, transparent) 100%);
    font-weight: 600;
}

.credential-caption {
    font-size: 0.78rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--brand-strong);
}

.field-with-actions {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
    align-items: start;
}

.field-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
    justify-content: flex-start;
}

.field-actions .mini-button {
    min-width: 92px;
    flex: 0 0 auto;
}

.credential-input {
    width: 100%;
    min-width: 0;
    min-height: 50px;
    border: 1px solid color-mix(in srgb, var(--brand) 18%, var(--line)) !important;
    background: color-mix(in srgb, var(--panel-strong) 96%, transparent) !important;
    padding: 10px 12px !important;
    border-radius: 12px !important;
    box-shadow: none !important;
    color: var(--ink) !important;
    -webkit-text-fill-color: var(--ink);
    caret-color: var(--ink);
}

.credential-input:focus {
    outline: none;
    border-color: color-mix(in srgb, var(--brand) 34%, transparent) !important;
    background: color-mix(in srgb, var(--brand) 10%, var(--panel-strong)) !important;
}

.credential-input::placeholder {
    color: color-mix(in srgb, var(--muted) 88%, transparent);
}

.credential-input[readonly] {
    opacity: 1;
}

.mini-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 40px;
    padding: 0 12px;
    border-radius: 14px;
    border: 1px solid color-mix(in srgb, var(--brand) 22%, var(--line));
    background: color-mix(in srgb, var(--panel-strong) 96%, transparent);
    color: var(--ink);
    font: inherit;
    cursor: pointer;
    white-space: nowrap;
}

.mini-button.is-copied {
    border-color: color-mix(in srgb, var(--success) 26%, transparent);
    color: var(--success);
}

.mini-button:disabled {
    opacity: 0.55;
    cursor: not-allowed;
}

.credential-actions {
    display: flex;
    justify-content: flex-start;
}

.toolbar input {
    flex: 1 1 340px;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0 18px;
    border: 1px solid transparent;
    border-radius: 999px;
    font: inherit;
    cursor: pointer;
}

.button-small {
    min-height: 42px;
    padding: 0 16px;
}

.button-primary {
    background: linear-gradient(135deg, var(--brand) 0%, color-mix(in srgb, var(--brand) 60%, white) 100%);
    color: white;
}

.button-muted {
    background: color-mix(in srgb, var(--panel-strong) 94%, transparent);
    border-color: color-mix(in srgb, var(--brand) 14%, var(--line));
}

.button-danger {
    background: color-mix(in srgb, var(--danger) 12%, transparent);
    color: var(--danger);
    border-color: color-mix(in srgb, var(--danger) 22%, transparent);
}

.button-save {
    box-shadow: 0 14px 28px color-mix(in srgb, var(--brand) 22%, transparent);
}

.device-health-note,
.diagnostic-error {
    margin: 0;
    line-height: 1.6;
}

.device-health-note {
    color: var(--muted);
}

.diagnostic-error {
    color: var(--danger);
}

.device-card {
    display: grid;
    gap: 14px;
    position: relative;
    overflow: hidden;
}

.device-card::after {
    content: "";
    position: absolute;
    inset: 0 auto 0 0;
    width: 6px;
    border-radius: 999px;
    background: transparent;
}

.device-card.status-live::after {
    background: var(--success);
}

.device-card.status-pinned::after {
    background: var(--info);
}

.diagnostic-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 18px;
    margin-bottom: 22px;
}

.diagnostic-card {
    display: grid;
    gap: 14px;
}

.device-card-head,
.pin-head {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    align-items: start;
}

.device-card-head h3,
.pin-head h3 {
    font-size: 1.3rem;
    line-height: 1.1;
}

.device-label {
    display: inline-flex;
    margin-bottom: 10px;
    font-size: 0.78rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--brand-strong);
}

.select-card {
    display: inline-flex;
    gap: 8px;
    align-items: center;
    cursor: pointer;
}

.select-card input,
.select-cell input {
    width: 18px;
    height: 18px;
    accent-color: var(--danger);
}

.select-cell {
    display: flex;
    align-items: center;
}

.chip-stack {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: end;
}

.device-meta {
    display: grid;
    gap: 14px;
    margin: 0;
}

.device-meta div {
    display: grid;
    gap: 4px;
}

.device-meta dd {
    margin: 0;
    font-size: 0.96rem;
}

.compact-meta {
    gap: 10px;
}

.ip-line {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.flag-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 999px;
    background: color-mix(in srgb, var(--brand) 14%, transparent);
    font-size: 0.9rem;
}

.country-badge {
    color: var(--brand-strong);
    background: color-mix(in srgb, var(--brand) 10%, transparent);
    border-color: color-mix(in srgb, var(--brand) 20%, transparent);
}

.device-actions,
.form-actions,
.inline-form {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.settings-form,
.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

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

.settings-form label,
.form-grid label,
.stack-form label,
.security-copy label {
    display: grid;
    gap: 8px;
    font-weight: 600;
}

.field-wide,
.form-actions,
.form-error {
    grid-column: 1 / -1;
}

.selection-panel {
    display: grid;
    gap: 12px;
}

.selection-title {
    font-size: 0.88rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--muted);
}

.checkbox-inline {
    display: inline-flex !important;
    align-items: center;
    gap: 10px;
    font-weight: 600;
}

.checkbox-inline input {
    width: auto !important;
    margin: 0;
}

.checkbox-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(148px, 1fr));
    gap: 10px;
}

.checkbox-card {
    display: grid;
    gap: 4px;
    padding: 12px 14px;
    border-radius: 18px;
    border: 1px solid var(--line);
    background: color-mix(in srgb, var(--panel-strong) 90%, transparent);
    cursor: pointer;
}

.checkbox-card input {
    width: auto;
    margin: 0;
}

.checkbox-card span {
    font-weight: 600;
}

.checkbox-card small {
    color: var(--muted);
}

.muted-copy {
    margin: 0;
    color: var(--muted);
}

.user-card {
    display: grid;
    gap: 16px;
}

.user-password-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    gap: 14px;
    align-items: start;
}

.user-card-head {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: start;
}

.user-card-head h2 {
    margin: 0;
    font-family: "Georgia", "Times New Roman", serif;
}

.tag-row {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.offline-badge {
    display: inline-flex;
    align-items: center;
    min-height: 32px;
    padding: 0 12px;
    border-radius: 999px;
    background: color-mix(in srgb, var(--warning) 14%, transparent);
    color: var(--warning);
    border: 1px solid color-mix(in srgb, var(--warning) 22%, transparent);
}

.form-error {
    color: var(--danger);
}

.admin-otp-field.is-hidden {
    display: none !important;
}

.security-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(240px, 0.9fr);
    gap: 18px;
    align-items: start;
}

.security-copy {
    display: grid;
    gap: 16px;
}

.qr-panel {
    display: grid;
    place-items: center;
    min-height: 260px;
    border-radius: var(--radius);
    border: 1px dashed var(--line);
    background: color-mix(in srgb, var(--panel-strong) 86%, transparent);
    padding: 18px;
}

.qr-panel svg {
    width: min(100%, 260px);
    height: auto;
}

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

.pin-card {
    display: grid;
    gap: 16px;
}

.pin-card-offline {
    opacity: 0.88;
}

.empty-state {
    display: grid;
    place-items: center;
    min-height: 220px;
    text-align: center;
}

.audit-table {
    display: grid;
    gap: 10px;
}

.audit-row {
    display: grid;
    grid-template-columns: 168px 130px 132px 130px 112px 132px minmax(0, 1fr);
    gap: 12px;
    align-items: start;
    padding: 14px 16px;
    border-radius: 18px;
    border: 1px solid var(--line);
    background: color-mix(in srgb, var(--panel-strong) 92%, transparent);
}

.audit-head {
    font-size: 0.78rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--muted);
    background: transparent;
    border-style: dashed;
}

.audit-row span {
    word-break: break-word;
}

.audit-row small {
    display: block;
    margin-top: 4px;
}

.diagnostic-table .audit-row {
    grid-template-columns: 64px 148px 118px 132px 128px 168px 160px minmax(0, 1fr);
}

.diagnostics-import-form {
    margin-top: 14px;
}

@media (max-width: 1120px) {
    .stats-grid,
    .summary-grid,
    .hero,
    .security-grid,
    .settings-form,
    .form-grid,
    .credential-grid,
    .diagnostics-form-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 780px) {
    body {
        padding: 16px;
    }

    .topbar,
    .hero-copy,
    .hero-meta,
    .panel,
    .stat-card,
    .summary-card,
    .device-card,
    .pin-card {
        padding: 20px;
    }

    .topbar,
    .device-card-head,
    .pin-head {
        flex-direction: column;
        align-items: start;
    }

    .topbar-actions,
    .topbar-nav,
    .toolbar,
    .bulk-toolbar,
    .device-actions,
    .form-actions,
    .inline-form,
    .value-stack,
    .field-with-actions,
    .user-card-head {
        width: 100%;
        flex-direction: column;
        align-items: stretch;
    }

    .button,
    .theme-toggle,
    .ghost-link,
    .ghost-button {
        width: 100%;
    }

    .chip-stack {
        justify-content: start;
    }

    .stats-grid,
    .summary-grid,
    .device-grid,
    .diagnostic-grid,
    .pin-grid,
    .user-grid,
    .checkbox-grid,
    .user-password-grid,
    .audit-row {
        grid-template-columns: 1fr;
    }

    .field-with-actions {
        display: grid;
    }

    .field-actions {
        width: 100%;
    }

    .field-actions .mini-button {
        flex: 1 1 120px;
    }
}