@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
    --bg: #0f1117;
    --card: #1c1f2b;
    --card-2: #161822;
    --border: #2a2d3a;
    --border-light: #353948;
    --hover: #1f2230;
    --primary: #f59e0b;
    --primary-strong: #fbbf24;
    --primary-dim: rgba(245, 158, 11, 0.14);
    --primary-soft: rgba(245, 158, 11, 0.06);
    --success: #22c55e;
    --error: #ef4444;
    --warning: #eab308;
    --text: #e2e8f0;
    --muted: #94a3b8;
    --muted-2: #64748b;
    --sidebar-bg: #161822;
    --input-bg: #0f1117;
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    min-height: 100%;
    background: var(--bg);
    color: var(--text);
    font-family: 'Inter', sans-serif;
}

body {
    line-height: 1.5;
}

img {
    max-width: 100%;
}

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

button,
input,
select,
textarea {
    font: inherit;
}

input,
select,
textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--input-bg);
    color: var(--text);
    outline: none;
    font-size: 13px;
}

input::placeholder,
textarea::placeholder {
    color: var(--muted);
}

input:focus,
select:focus,
textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px var(--primary-dim);
}

.app-shell {
    min-height: 100vh;
    padding: 32px 16px;
}

.app-shell-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

.admin-layout {
    display: grid;
    grid-template-columns: 240px 1fr;
    min-height: 100vh;
    background: var(--bg);
}

.admin-sidebar {
    background: var(--sidebar-bg);
    border-right: 1px solid var(--border);
    padding: 0;
    display: flex;
    flex-direction: column;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
}

.admin-main {
    padding: 28px;
    display: flex;
    flex-direction: column;
    gap: 24px;
    min-width: 0;
}

.sidebar-brand {
    padding: 18px 20px;
    border-bottom: 1px solid var(--border);
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.3px;
    display: flex;
    align-items: center;
    gap: 4px;
}

.sidebar-brand .brand-name {
    color: var(--primary-strong);
    font-weight: 700;
}

.sidebar-brand .brand-sub {
    color: var(--muted);
    font-weight: 400;
    font-size: 12px;
}

.sidebar-nav {
    flex: 1;
    padding: 8px 0;
}

.sidebar-section {
    padding: 0 12px;
    margin-bottom: 2px;
}

.sidebar-section-title {
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: var(--muted);
    padding: 14px 8px 6px;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 12px;
    border-radius: 6px;
    font-size: 13px;
    color: #999;
    transition: all 0.15s ease;
    margin-bottom: 1px;
    cursor: pointer;
}

.sidebar-link:hover {
    color: var(--text);
    background: var(--hover);
}

.sidebar-link.is-active {
    color: var(--primary-strong);
    background: var(--primary-dim);
    border-left: 2px solid var(--primary-strong);
    padding-left: 10px;
}

.sidebar-link svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    opacity: 0.6;
}

.sidebar-link.is-active svg {
    opacity: 1;
}

.sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--border);
    margin-top: auto;
}

.sidebar-user {
    font-size: 12px;
    color: var(--muted);
    margin-bottom: 10px;
}

.sidebar-user strong {
    color: var(--primary-strong);
    font-weight: 700;
}

.brand-block {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.brand-title {
    font-size: 20px;
    font-weight: 700;
    letter-spacing: 0.2px;
}

.brand-subtitle,
.metric-label,
.card-header p,
.page-header p,
.field-help,
.table-empty,
.empty-state {
    color: var(--muted);
}

.tab-nav {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.tab-link {
    display: block;
    padding: 12px 14px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: transparent;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 12px;
    font-weight: 600;
}

.tab-link:hover,
.tab-link.is-active {
    background: var(--hover);
    color: var(--text);
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.page-header h1,
.card-header h1,
.card-header h2 {
    margin: 0;
    font-weight: 700;
}

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

.metric-card {
    min-width: 110px;
    padding: 12px 14px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--card);
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 24px;
}

.auth-card,
.customer-card {
    width: 100%;
    max-width: 460px;
}

.content-grid {
    display: grid;
    gap: 24px;
}

.two-columns {
    grid-template-columns: minmax(320px, 460px) minmax(0, 1fr);
}

.card-header {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 20px;
}

.row-between {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
    gap: 16px;
}

.center-text {
    text-align: center;
}

.stack-md {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.field {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.field label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text);
}

.field-grid {
    display: grid;
    grid-template-columns: 1fr 160px;
    gap: 16px;
}

.checkbox-row {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--muted);
}

.checkbox-row input {
    width: 16px;
    height: 16px;
    margin: 0;
}

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

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 40px;
    padding: 0 18px;
    border: 1px solid var(--primary);
    border-radius: 6px;
    background: var(--primary);
    color: #fff;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 12px;
    font-weight: 700;
    transition: all 0.15s ease;
}

.button:hover {
    filter: brightness(1.1);
}

.button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.button-secondary {
    background: transparent;
    border-color: var(--border);
    color: var(--text);
}

.button-secondary:hover {
    border-color: #444;
    background: var(--hover);
}

.button-danger {
    background: transparent;
    border-color: var(--error);
    color: var(--error);
}

.button-block {
    width: 100%;
}

.button-small {
    min-height: 32px;
    padding: 0 12px;
    font-size: 11px;
}

.alert {
    padding: 12px 14px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 13px;
}

.alert-success {
    border-color: rgba(34, 197, 94, 0.3);
    background: rgba(34, 197, 94, 0.06);
    color: var(--success);
}

.alert-error {
    border-color: rgba(239, 68, 68, 0.3);
    background: rgba(239, 68, 68, 0.06);
    color: var(--error);
}

.alert-warning {
    border-color: rgba(234, 179, 8, 0.3);
    background: rgba(234, 179, 8, 0.06);
    color: var(--warning);
}

#verify-feedback {
    margin-top: 12px;
}

.table-wrap {
    width: 100%;
    overflow-x: auto;
}

.table-wrap-accounts {
    overflow-x: auto;
    max-width: 100%;
}

#accounts-table {
    table-layout: auto;
    min-width: 820px;
}

#accounts-table td,
#accounts-table th {
    white-space: nowrap;
    padding: 12px 8px;
}

.card:has(.table-wrap-accounts) {
    overflow: hidden;
}

.table-filter-wrap {
    width: min(260px, 100%);
}

.table-filter {
    min-width: 200px;
}

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

thead th {
    text-align: left;
    font-size: 11px;
    font-weight: 600;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 12px;
    border-bottom: 1px solid var(--border);
}

tbody td {
    padding: 12px;
    border-bottom: 1px solid var(--border);
    vertical-align: top;
    font-size: 13px;
}

tbody tr:hover {
    background: var(--hover);
}

.table-actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.table-actions form {
    margin: 0;
}

.status-badge {
    display: inline-flex;
    align-items: center;
    min-height: 24px;
    padding: 0 8px;
    border: 1px solid currentColor;
    border-radius: 4px;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.status-success {
    color: var(--success);
}

.status-error {
    color: var(--error);
}

.status-warning {
    color: var(--warning);
}

.generated-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 12px;
}

.generated-code-item {
    padding: 10px 12px;
    background: var(--input-bg);
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 12px;
}

.mono,
.mono-code,
.verification-result {
    font-family: 'Courier New', Courier, monospace;
}

.verification-result {
    padding: 16px 18px;
    border: 1px solid rgba(34, 197, 94, 0.3);
    border-radius: 6px;
    color: var(--text);
    background: rgba(34, 197, 94, 0.06);
    font-size: 16px;
}

.mono-code {
    color: var(--primary);
    font-size: 22px;
    font-weight: 700;
}

.empty-state {
    padding: 16px 0;
    font-size: 13px;
}

.logout-form {
    margin-top: auto;
}

.stats-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.stat-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 16px;
}

.stat-icon {
    width: 44px;
    height: 44px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
}

.stat-icon-blue {
    background: rgba(232, 133, 10, 0.10);
    color: var(--primary);
}

.stat-icon-green {
    background: rgba(34, 197, 94, 0.10);
    color: var(--success);
}

.stat-icon-orange {
    background: rgba(234, 179, 8, 0.10);
    color: var(--warning);
}

.stat-icon-red {
    background: rgba(239, 68, 68, 0.10);
    color: var(--error);
}

.stat-content {
    min-width: 0;
}

.stat-value {
    font-size: 24px;
    font-weight: 700;
    color: #fff;
    line-height: 1.2;
}

.stat-label {
    font-size: 11px;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 2px;
}

.chart-card {
    margin-bottom: 0;
}

.chart-wrap {
    padding: 8px 16px 16px;
    height: 260px;
}

.emailgen-hero {
    max-width: 560px;
    margin: 0 auto;
    text-align: center;
}

.emailgen-hero h1 {
    font-size: 28px;
    font-weight: 700;
    margin: 0 0 8px;
}

.emailgen-hero h1 span {
    color: var(--primary);
}

.emailgen-hero p {
    color: var(--muted);
    font-size: 14px;
    margin: 0 0 28px;
}

.emailgen-card {
    width: 100%;
    max-width: 560px;
}

.emailgen-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-top: 16px;
}

.emailgen-stat {
    background: var(--input-bg);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 14px;
    text-align: center;
}

.emailgen-stat-value {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
}

.emailgen-stat-label {
    font-size: 11px;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 2px;
}

.emailgen-output-box {
    background: var(--input-bg);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 16px;
    max-height: 300px;
    overflow-y: auto;
    font-family: 'Courier New', monospace;
    font-size: 12px;
    line-height: 1.8;
    color: #999;
}

.emailgen-output-box .line-num {
    color: var(--muted);
    user-select: none;
    margin-right: 12px;
    min-width: 40px;
    display: inline-block;
    text-align: right;
}

.emailgen-output-box .email-text {
    color: var(--text);
}

.emailgen-progress {
    width: 100%;
    height: 4px;
    background: var(--border);
    border-radius: 2px;
    overflow: hidden;
}

.emailgen-progress-bar {
    height: 100%;
    background: var(--primary);
    border-radius: 2px;
    transition: width 0.3s ease;
    width: 0%;
}

.date-range {
    display: flex;
    align-items: flex-end;
    gap: 8px;
    flex-wrap: wrap;
}

.date-field {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.date-field label {
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--muted);
}

.date-field input {
    width: auto;
    min-width: 140px;
    color-scheme: dark;
}

.chip {
    display: inline-flex;
    align-items: center;
    padding: 8px 14px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--card);
    color: var(--text);
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s ease;
}

.chip:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.field-help {
    font-size: 11px;
    color: var(--muted);
    margin-top: 2px;
}

.table-empty {
    color: var(--muted);
    text-align: center;
    padding: 24px 0;
}

.public-brand {
    text-align: center;
    margin-bottom: 22px;
}

.public-logo {
    display: inline-block;
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -0.5px;
    color: var(--primary);
}

.public-card {
    width: 100%;
    padding: 28px;
}

.public-foot {
    margin-top: 22px;
    text-align: center;
    color: var(--muted);
    font-size: 11px;
    letter-spacing: 0.4px;
}

.result-summary {
    margin-top: 14px;
    background: var(--input-bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 14px 16px;
}

.result-line {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    font-size: 13px;
    border-bottom: 1px dashed var(--border);
}

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

.result-line span {
    color: var(--muted);
}

.result-line strong {
    color: var(--text);
    font-family: 'Courier New', monospace;
    font-size: 12px;
    text-align: right;
    word-break: break-all;
}

.emailgen-output-box {
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 12px 14px;
    background: var(--input-bg);
    font-family: 'Courier New', monospace;
    font-size: 12px;
    color: var(--text);
    max-height: 320px;
    overflow-y: auto;
}

.emailgen-output-box .line-num {
    display: inline-block;
    min-width: 36px;
    color: var(--muted);
    text-align: right;
    padding-right: 12px;
    user-select: none;
}

.emailgen-output-box .email-text {
    color: var(--text);
}

.page-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    background: var(--primary-soft);
    border: 1px solid var(--primary-dim);
    border-radius: 999px;
    color: var(--primary-strong);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.3px;
}

.mono-orange {
    font-family: 'Courier New', Courier, monospace;
    color: var(--primary-strong);
    font-weight: 600;
    letter-spacing: 0.5px;
}

.stat-value-accent {
    color: var(--primary-strong) !important;
}

.health-line {
    margin-top: 4px;
    padding: 12px 16px;
    background: var(--card-2);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--muted);
    font-size: 12px;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
}

.generated-code-item {
    color: var(--primary-strong) !important;
    border-color: var(--primary-dim) !important;
    background: var(--primary-soft) !important;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-align: center;
}

.button:not(.button-secondary):not(.button-danger) {
    background: linear-gradient(180deg, var(--primary-strong), var(--primary));
    border-color: var(--primary);
    box-shadow: 0 1px 0 rgba(255,255,255,0.08) inset;
    color: #1a1a1a;
    font-weight: 600;
}

.button:not(.button-secondary):not(.button-danger):hover {
    filter: brightness(1.08);
}

.button-secondary {
    background: var(--card-2);
    border-color: var(--border);
    color: var(--text);
    box-shadow: none;
}

.button-secondary:hover {
    background: var(--hover);
    border-color: var(--border-light);
    color: var(--text);
    filter: none;
}

.page-header h1 {
    color: var(--text);
}

.stats-row.stats-row-5 {
    grid-template-columns: repeat(5, 1fr);
}

.stat-card.stat-flat {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    padding: 18px;
}

.stat-card.stat-flat .stat-label {
    margin: 0;
}

.stat-card.stat-flat .stat-value {
    font-size: 28px;
}

.table-foot {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    border-top: 1px solid var(--border);
    font-size: 12px;
    color: var(--muted);
    flex-wrap: wrap;
    gap: 12px;
}

.page-size {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.page-size select {
    width: auto;
    min-width: 64px;
    padding: 6px 8px;
    font-size: 12px;
}

.page-size-label {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--muted);
}

.pager {
    display: inline-flex;
    align-items: center;
    gap: 14px;
}

.pager button {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--muted);
    padding: 6px 10px;
    border-radius: 6px;
    font-size: 12px;
    cursor: pointer;
    transition: all .15s ease;
}

.pager button:hover:not(:disabled) {
    border-color: var(--primary);
    color: var(--primary);
}

.pager button:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.pager .pager-info {
    color: var(--text);
}

.pager .pager-info strong {
    color: var(--primary);
}

.section-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
}

.section-card .section-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    border-bottom: 1px solid var(--border);
    flex-wrap: wrap;
}

.section-card .section-head h2 {
    margin: 0;
    font-size: 14px;
    font-weight: 600;
}

.section-card .section-head .head-controls {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.section-card .section-head input,
.section-card .section-head select {
    padding: 6px 10px;
    font-size: 12px;
    width: auto;
    min-width: 110px;
}

.section-card table {
    width: 100%;
}

.section-card thead th {
    padding: 10px 18px;
    border-bottom: 1px solid var(--border);
    font-size: 10px;
}

.section-card tbody td {
    padding: 12px 18px;
    border-bottom: 1px solid var(--border);
}

.section-card tbody tr:last-child td {
    border-bottom: 0;
}

.section-card .empty-row {
    text-align: center;
    color: var(--muted);
    padding: 28px 0;
}

.health-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.health-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 18px 20px;
}

.health-card-title {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--muted);
    margin-bottom: 12px;
}

.health-rows {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.health-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    gap: 12px;
}

.health-row .health-label {
    color: var(--muted);
}

.health-row .health-value {
    color: var(--text);
    font-family: 'Courier New', monospace;
    font-size: 12px;
    text-align: right;
}

.health-dot {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.health-dot::before {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--success);
}

.health-dot.health-dot-error::before {
    background: var(--error);
}

.health-footer {
    margin-top: 12px;
    color: var(--muted);
    font-size: 11px;
}

.checkbox-inline {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--muted);
    font-size: 12px;
    cursor: pointer;
}

.checkbox-inline input {
    width: 16px;
    height: 16px;
    margin: 0;
    accent-color: var(--primary);
}

.sidebar-section-title-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 8px 6px;
}

.sidebar-section-title-row .sidebar-section-title {
    padding: 0;
}

.sidebar-section-title-row .chev {
    color: var(--muted);
    font-size: 10px;
}

@media (max-width: 1080px) {
    .stats-row, .stats-row.stats-row-5 {
        grid-template-columns: repeat(2, 1fr);
    }
    .health-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 1080px) {
    .admin-layout {
        grid-template-columns: 1fr;
    }

    .admin-sidebar {
        border-right: 0;
        border-bottom: 1px solid var(--border);
        position: static;
        height: auto;
    }

    .sidebar-nav {
        display: flex;
        flex-wrap: wrap;
        padding: 8px 12px;
        gap: 4px;
    }

    .sidebar-section {
        padding: 0;
    }

    .sidebar-section-title {
        display: none;
    }

    .sidebar-link {
        padding: 8px 14px;
    }

    .tab-nav {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    }

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

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

    .table-wrap-accounts {
        overflow-x: auto;
    }
}

@media (max-width: 720px) {
    .page-header,
    .row-between {
        flex-direction: column;
    }

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

    .admin-main,
    .card {
        padding: 18px;
    }

    .stats-row {
        grid-template-columns: 1fr;
    }

    .emailgen-stats {
        grid-template-columns: 1fr;
    }

    .emailgen-hero h1 {
        font-size: 22px;
    }
}