:root {
    --bg: #f3f1f8;
    --surface: #ffffff;
    --surface-2: #f8f6fc;
    --border: #e6e2ef;
    --border-strong: #d5cfe3;
    --text: #1a1523;
    --text-secondary: #4a4458;
    --text-muted: #7a7389;
    --accent: #6d28d9;
    --accent-hover: #5b21b6;
    --accent-subtle: #ede9fe;
    --success: #059669;
    --success-subtle: #d1fae5;
    --warning: #d97706;
    --warning-subtle: #fef3c7;
    --error: #dc2626;
    --error-subtle: #fee2e2;
    --radius: 4px;
}

* {
    box-sizing: border-box;
}

body {
    font-family: "Vazirmatn", system-ui, sans-serif;
    margin: 0;
    background: linear-gradient(160deg, var(--bg) 0%, #ece8f5 100%);
    color: var(--text);
    line-height: 1.6;
    font-size: 14px;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

/* nav */
.app-nav {
    background: var(--surface);
    border: 1px solid var(--border);
    box-shadow: 0 1px 12px rgba(109, 40, 217, 0.06);
    padding: 0 32px;
    height: 52px;
    display: flex;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
    align-content: center;
    align-items: center;
    justify-content: center;
    max-width: 1080px;
    margin: 20px auto;
    border-radius: 7px;
}

.app-nav .brand {
    font-weight: 600;
    font-size: 13px;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    margin-left: 40px;
}

.app-nav .nav-links {
    display: flex;
    height: 100%;
    margin-right: 8px;
}

.app-nav a.nav-link {
    color: var(--text-muted);
    text-decoration: none;
    padding: 0 14px;
    height: 100%;
    display: flex;
    align-items: center;
    font-size: 13px;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
}

.app-nav a.nav-link:hover {
    color: var(--text);
}
.app-nav a.nav-link.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
    font-weight: 500;
}

.app-nav .spacer {
    margin-right: auto;
}

.app-nav .user-menu {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 13px;
    color: var(--text-muted);
}

.app-nav a.logout-link {
    color: var(--text-muted);
    text-decoration: none;
}

.app-nav a.logout-link:hover {
    color: var(--text);
}

/* layout */
.container {
    max-width: 1080px;
    margin: 48px auto;
    padding: 0 32px;
}

.page-header {
    margin-bottom: 36px;
}

.page-header h1 {
    margin: 0 0 4px;
    font-size: 20px;
    font-weight: 600;
    letter-spacing: -0.02em;
}

.page-header .subtitle {
    color: var(--text-muted);
    margin: 0;
    font-size: 13px;
}

/* cards */
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 24px;
    margin-bottom: 16px;
}

.card h3 {
    margin: 0 0 20px;
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--text-muted);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.card-header h3 {
    margin: 0;
}

.card-flush {
    padding: 0;
}

/* stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    border: 1px solid var(--border);
    margin-bottom: 24px;
}

.stat-card {
    background: var(--surface);
    padding: 20px 24px;
    border-left: 1px solid var(--border);
}

.stat-card:first-child {
    border-left: none;
}

.stat-card .label {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-muted);
    margin-bottom: 10px;
}

.stat-card .value {
    font-size: 26px;
    font-weight: 600;
    letter-spacing: -0.03em;
    line-height: 1;
}

.stat-card .sub {
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 8px;
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

/* tables */
.table-wrap {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

th,
td {
    padding: 10px 14px;
    border-bottom: 1px solid var(--border);
    text-align: right;
}

th {
    font-weight: 500;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    background: var(--surface-2);
}

tr:last-child td {
    border-bottom: none;
}

/* buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--accent);
    color: #fff;
    padding: 7px 14px;
    text-decoration: none;
    border: 1px solid var(--accent);
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    font-family: inherit;
    white-space: nowrap;
}

.btn:hover {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
}

.btn-secondary {
    background: var(--surface);
    color: var(--text);
    border-color: var(--border-strong);
}

.btn-secondary:hover {
    background: var(--surface-2);
}

.btn-danger {
    background: var(--surface);
    color: var(--text-muted);
    border-color: var(--border-strong);
}

.btn-danger:hover {
    color: var(--text);
    background: var(--surface-2);
}

.btn-ghost {
    background: transparent;
    color: var(--text-muted);
    border-color: transparent;
    padding: 7px 10px;
}

.btn-ghost:hover {
    color: var(--text);
    background: var(--surface-2);
}

.btn-sm {
    padding: 4px 10px;
    font-size: 12px;
}
.btn-lg {
    padding: 10px 16px;
}
.btn-group {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    align-items: center;
}

/* badges — text only */
.badge {
    font-size: 12px;
    color: var(--text-muted);
    font-weight: 400;
}
.badge.ok,
.ok {
    color: var(--success);
}
.badge.err,
.err {
    color: var(--text);
    font-weight: 500;
}

/* forms */
label {
    display: block;
    margin: 16px 0 6px;
    font-weight: 500;
    font-size: 13px;
}

label:first-child {
    margin-top: 0;
}

label.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 400;
    cursor: pointer;
    margin: 8px 0;
}

label.checkbox-label input {
    width: auto;
}

input,
select,
textarea {
    width: 100%;
    padding: 8px 10px;
    border: 1px solid var(--border-strong);
    font-family: inherit;
    font-size: 13px;
    background: var(--surface);
    color: var(--text);
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-subtle);
}

.input-group {
    position: relative;
}

.input-group .toggle-pw {
    position: absolute;
    left: 8px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-muted);
    font-size: 11px;
    font-family: inherit;
    padding: 4px;
}

.input-group input {
    padding-left: 48px;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 24px;
}
.form-grid .full {
    grid-column: 1 / -1;
}
.form-actions {
    display: flex;
    gap: 8px;
    margin-top: 24px;
    flex-wrap: wrap;
}
.field-hint {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 6px;
}

.password-strength {
    height: 1px;
    background: var(--border);
    margin-top: 8px;
}
.password-strength .bar {
    height: 100%;
    width: 0;
    background: var(--accent);
    transition: width 0.2s;
}

/* alerts */
.alert {
    padding: 12px 14px;
    margin-bottom: 16px;
    font-size: 13px;
    border: 1px solid var(--border);
    background: var(--surface-2);
    color: var(--text-secondary);
}

/* misc */
.hint {
    color: var(--text-muted);
    font-size: 13px;
    margin: 0 0 16px;
    line-height: 1.65;
}
.hint code {
    font-size: 12px;
    background: var(--accent-subtle);
    padding: 1px 4px;
    border: 1px solid var(--border);
    color: var(--accent-hover);
}

.widget-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.widget-list li {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
    font-size: 13px;
}

.widget-list li:last-child {
    border-bottom: none;
}

.service-status {
    display: flex;
    align-items: center;
    gap: 10px;
    padding-bottom: 16px;
    margin-bottom: 8px;
    border-bottom: 1px solid var(--border);
}

.status-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--border-strong);
    flex-shrink: 0;
}

.status-dot.running {
    background: var(--success);
    box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.15);
}
.status-dot.stopped {
    background: var(--text-muted);
}

.progress-bar {
    height: 2px;
    background: var(--border);
    margin-top: 12px;
}
.progress-bar .fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent), #8b5cf6);
    transition: width 0.4s;
}

.quick-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.section-divider {
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
}

/* settings */
.settings-layout {
    display: grid;
    grid-template-columns: 180px 1fr;
    gap: 32px;
    align-items: start;
}

.settings-nav {
    border: 1px solid var(--border);
    background: var(--surface);
}

.settings-nav a {
    display: block;
    padding: 11px 16px;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 13px;
    border-bottom: 1px solid var(--border);
}

.settings-nav a:last-child {
    border-bottom: none;
}
.settings-nav a:hover {
    color: var(--text);
}
.settings-nav a.active {
    color: var(--accent);
    font-weight: 500;
    background: var(--accent-subtle);
    border-inline-end: 2px solid var(--accent);
}

.domain-status {
    margin-top: 8px;
    padding: 14px 16px;
    border: 1px solid var(--border);
    background: var(--bg);
}
.domain-status-row {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    align-items: center;
    padding: 6px 0;
    font-size: 13px;
}
.domain-status-row span {
    color: var(--text-muted);
}
.domain-status-row code,
.domain-status-row a {
    direction: ltr;
    unicode-bidi: plaintext;
}
.domain-status.status-active {
    border-color: #7cb89a;
    background: #f3faf6;
}
.domain-status.status-error {
    border-color: #d9a0a0;
    background: #fdf5f5;
}
.domain-status.status-pending {
    border-color: #d4c48a;
    background: #fbf8ef;
}
.domain-steps {
    margin: 0;
    padding-inline-start: 22px;
    color: var(--text-muted);
    font-size: 13px;
    line-height: 1.8;
}
.domain-steps code {
    direction: ltr;
    unicode-bidi: plaintext;
    font-size: 12px;
}

/* login */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background: linear-gradient(160deg, var(--bg) 0%, #ece8f5 100%);
}

.login-card {
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 40px;
    width: 100%;
    max-width: 360px;
}

.login-brand {
    margin-bottom: 32px;
}

.login-brand h2 {
    margin: 0 0 4px;
    font-size: 16px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.login-brand p {
    margin: 0;
    color: var(--text-muted);
    font-size: 13px;
}

/* logs */
.log-tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 20px;
}

.log-tabs .log-tab {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 0;
    border-bottom: 1px solid var(--border);
}

.log-tabs .log-tab.active {
    background: var(--accent-subtle);
    border-color: var(--accent);
    color: var(--accent);
}

.log-status-tabs {
    display: flex;
    gap: 4px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 20px;
    padding-bottom: 0;
}

.log-tab,
.log-status-tab {
    padding: 10px 16px;
    text-decoration: none;
    color: var(--text-muted);
    font-size: 13px;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.log-tab:hover,
.log-status-tab:hover {
    color: var(--text);
}

.log-tab.active {
    color: var(--accent);
    font-weight: 500;
    border-bottom-color: var(--accent);
}

.log-status-tab.active {
    font-weight: 500;
}

.log-status-tab--success.active {
    color: #047857;
    border-bottom-color: var(--success);
}

.log-status-tab--warning.active {
    color: #b45309;
    border-bottom-color: var(--warning);
}

.log-status-tab--error.active {
    color: #b91c1c;
    border-bottom-color: var(--error);
}

.log-status-tab:not(.log-status-tab--success):not(.log-status-tab--warning):not(.log-status-tab--error).active {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

.log-tab .count,
.log-status-tab .tab-count {
    font-size: 11px;
    font-weight: 500;
    padding: 1px 6px;
    border-radius: 10px;
    background: var(--surface-2);
    color: var(--text-muted);
}

.log-tab.active .count {
    background: rgba(109, 40, 217, 0.12);
    color: var(--accent);
}

.log-status-tab--success .tab-count {
    background: var(--success-subtle);
    color: #047857;
}

.log-status-tab--warning .tab-count {
    background: var(--warning-subtle);
    color: #b45309;
}

.log-status-tab--error .tab-count {
    background: var(--error-subtle);
    color: #b91c1c;
}

.log-filters {
    display: grid;
    grid-template-columns: 1fr 120px auto;
    gap: 12px;
    align-items: end;
}

.log-meta {
    display: flex;
    justify-content: space-between;
    margin-bottom: 16px;
    color: var(--text-muted);
    font-size: 12px;
    padding: 8px 12px;
    background: var(--surface-2);
    border-radius: var(--radius);
}

/* log table */
.logs-table {
    font-size: 13px;
}

.logs-table th {
    position: sticky;
    top: 0;
    z-index: 1;
}

.logs-table tbody tr {
    transition: background 0.15s;
}

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

.log-row--success td:first-child {
    border-inline-start: 3px solid var(--success);
}

.log-row--warning td:first-child {
    border-inline-start: 3px solid var(--warning);
}

.log-row--error td:first-child {
    border-inline-start: 3px solid var(--error);
}

.log-time {
    font-size: 12px;
    white-space: nowrap;
    color: var(--text-muted);
    font-variant-numeric: tabular-nums;
}

.log-recipient {
    font-family: ui-monospace, "Cascadia Code", monospace;
    font-size: 12px;
    color: var(--text-secondary);
}

/* log status badges */
.log-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 3px 9px;
    border-radius: 3px;
    font-size: 11px;
    font-weight: 500;
    white-space: nowrap;
}

.log-badge--success {
    background: var(--success-subtle);
    color: #047857;
}

.log-badge--warning {
    background: var(--warning-subtle);
    color: #b45309;
}

.log-badge--error {
    background: var(--error-subtle);
    color: #b91c1c;
}

.log-badge-code {
    font-weight: 400;
    opacity: 0.7;
    font-size: 10px;
    font-family: ui-monospace, "Cascadia Code", monospace;
}

.log-badge-code::before {
    content: "·";
    margin-left: 2px;
}

.logs-table .msg-cell {
    max-width: 280px;
    color: var(--text-secondary);
}

.msg-preview-btn {
    display: block;
    width: 100%;
    max-width: 280px;
    margin: 0;
    padding: 0;
    border: 0;
    background: transparent;
    color: inherit;
    font: inherit;
    text-align: start;
    cursor: pointer;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.msg-preview-btn:hover {
    color: var(--accent);
    text-decoration: underline;
}

.log-actions {
    white-space: nowrap;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.log-row--error .msg-cell {
    color: var(--text);
}

.text-muted {
    color: var(--text-muted);
}

/* log detail modal */
.hub-log-modal {
    border: none;
    border-radius: var(--radius);
    padding: 0;
    max-width: min(720px, calc(100vw - 32px));
    width: 100%;
    background: var(--surface);
    color: var(--text);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.25);
}

.hub-log-modal::backdrop {
    background: rgba(15, 23, 42, 0.45);
}

.hub-log-modal-inner {
    display: flex;
    flex-direction: column;
    max-height: min(80vh, 640px);
}

.hub-log-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 14px 16px;
    border-bottom: 1px solid var(--border);
}

.hub-log-modal-header h2 {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
}

.hub-log-modal-close {
    border: 0;
    background: transparent;
    color: var(--text-muted);
    font-size: 22px;
    line-height: 1;
    cursor: pointer;
    padding: 4px 8px;
}

.hub-log-modal-close:hover {
    color: var(--text);
}

.hub-log-modal-body {
    padding: 16px;
    overflow: auto;
    font-size: 13px;
    line-height: 1.6;
}

.hub-log-modal-body .log-detail-meta {
    display: grid;
    gap: 8px;
    margin-bottom: 14px;
}

.hub-log-modal-body .log-detail-row {
    display: grid;
    grid-template-columns: 110px 1fr;
    gap: 8px;
}

.hub-log-modal-body .log-detail-label {
    color: var(--text-muted);
    font-size: 12px;
}

.hub-log-modal-body .log-detail-value {
    word-break: break-word;
}

.hub-log-modal-body .log-detail-vars {
    margin: 0;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 6px;
}

.hub-log-modal-body .log-detail-vars li {
    display: grid;
    grid-template-columns: 140px 1fr;
    gap: 8px;
    padding: 6px 8px;
    background: var(--surface-2);
    border-radius: 4px;
}

.hub-log-modal-body .log-detail-vars code {
    font-size: 12px;
    color: var(--accent);
}

.hub-log-modal-body .log-detail-body {
    margin-top: 8px;
    padding: 12px;
    background: var(--surface-2);
    border-radius: 6px;
    white-space: pre-wrap;
    word-break: break-word;
    font-family: ui-monospace, "Cascadia Code", monospace;
    font-size: 12px;
    max-height: 360px;
    overflow: auto;
}

.hub-log-modal-body .log-detail-body.is-html {
    font-family: inherit;
    white-space: normal;
}

.hub-log-modal-body pre.log-json {
    margin: 0;
    padding: 12px;
    background: var(--surface-2);
    border-radius: 6px;
    white-space: pre-wrap;
    word-break: break-word;
    font-family: ui-monospace, "Cascadia Code", monospace;
    font-size: 12px;
    direction: ltr;
    text-align: left;
}

.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    margin-top: 20px;
}

.pagination .page-info {
    font-size: 12px;
    color: var(--text-muted);
}
.pagination .disabled {
    opacity: 0.35;
    pointer-events: none;
}

/* toast */
.hub-toast {
    position: fixed;
    bottom: 24px;
    left: 24px;
    z-index: 9999;
    max-width: 400px;
    padding: 12px 16px;
    font-size: 13px;
    display: none;
    background: var(--surface);
    border: 1px solid var(--border-strong);
    border-right: 3px solid var(--accent);
    color: var(--text);
    box-shadow: 0 4px 20px rgba(109, 40, 217, 0.1);
}

.hub-toast.show {
    display: block;
}
.hub-poll-btn.loading {
    opacity: 0.4;
    pointer-events: none;
}

.empty-state {
    padding: 32px;
    text-align: center;
    color: var(--text-muted);
    font-size: 13px;
}

.empty-state a {
    color: var(--accent);
}

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

@media (max-width: 900px) {
    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }
    .stat-card {
        border-left: none;
        border-top: 1px solid var(--border);
    }
    .stat-card:nth-child(-n + 2) {
        border-top: none;
    }
    .grid-2 {
        grid-template-columns: 1fr;
    }
    .settings-layout {
        grid-template-columns: 1fr;
    }
    .log-filters {
        grid-template-columns: 1fr;
    }
    .container {
        padding: 0 16px;
        margin: 24px auto;
    }
    .app-nav {
        padding: 0 16px;
    }
    .app-nav .brand {
        margin-left: 16px;
    }
}

@media (max-width: 540px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
}