:root {
    --color-bg: #f6f4ef;
    --color-surface: #ffffff;
    --color-text: #202124;
    --color-muted: #6b6f76;
    --color-border: #dfddd7;
    --color-primary: #176b5b;
    --color-primary-dark: #0f4f43;
    --shadow-soft: 0 10px 30px rgba(20, 25, 30, 0.08);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    background: var(--color-bg);
    color: var(--color-text);
    font-family: Arial, Helvetica, sans-serif;
}

a {
    color: inherit;
}

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

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 28px;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
}

.brand {
    font-size: 18px;
    font-weight: 700;
}

.nav {
    display: flex;
    align-items: center;
    gap: 16px;
    color: var(--color-muted);
    font-size: 14px;
}

.nav-pill {
    background: #edf4f1;
    border: 1px solid #c9ddd4;
    border-radius: 999px;
    color: var(--color-primary-dark);
    font-size: 12px;
    font-weight: 700;
    padding: 3px 8px;
}

.main {
    width: min(1120px, calc(100% - 32px));
    margin: 32px auto;
}

.panel {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    box-shadow: var(--shadow-soft);
    padding: 28px;
}

.eyebrow {
    margin: 0 0 8px;
    color: var(--color-primary);
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
}

h1 {
    margin: 0 0 12px;
    font-size: 30px;
    line-height: 1.2;
}

p {
    color: var(--color-muted);
    line-height: 1.6;
}

.form {
    display: grid;
    gap: 16px;
    max-width: 420px;
}

.field {
    display: grid;
    gap: 8px;
}

.field label {
    font-size: 14px;
    font-weight: 700;
}

.field input {
    width: 100%;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    padding: 11px 12px;
    font: inherit;
}

.field select,
.field textarea {
    width: 100%;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    padding: 11px 12px;
    font: inherit;
}

.field textarea {
    resize: vertical;
}

.button {
    border: 0;
    border-radius: 6px;
    background: var(--color-primary);
    color: #ffffff;
    cursor: pointer;
    font: inherit;
    font-weight: 700;
    padding: 11px 16px;
}

.button:hover {
    background: var(--color-primary-dark);
}

.logout-form {
    margin: 0;
}

.link-button {
    background: transparent;
    border: 0;
    color: var(--color-muted);
    cursor: pointer;
    font: inherit;
    padding: 0;
}

.link-button:hover {
    color: var(--color-primary);
}

.alert {
    border-radius: 6px;
    margin: 18px 0;
    padding: 12px 14px;
}

.alert-error {
    background: #fff1f0;
    border: 1px solid #f3b6b2;
    color: #8a241f;
}

.alert-success {
    background: #eef8f1;
    border: 1px solid #b7dfc3;
    color: #23653a;
}

.button-secondary {
    background: #e8ece7;
    color: var(--color-text);
    text-decoration: none;
}

.button-secondary:hover {
    background: #dce3db;
}

.panel-spaced {
    margin-top: 22px;
}

.section-header {
    align-items: center;
    display: flex;
    gap: 16px;
    justify-content: space-between;
    margin-bottom: 20px;
}

.section-header h1,
.section-header h2 {
    margin-bottom: 0;
}

h2 {
    font-size: 20px;
    margin: 24px 0 8px;
}

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

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

.data-table th,
.data-table td {
    border-bottom: 1px solid var(--color-border);
    padding: 12px 10px;
    text-align: left;
    vertical-align: top;
}

.data-table th {
    color: var(--color-muted);
    font-size: 13px;
    text-transform: uppercase;
}

.actions {
    display: flex;
    gap: 12px;
    white-space: nowrap;
}

.badge {
    background: #edf4f1;
    border: 1px solid #c9ddd4;
    border-radius: 999px;
    color: var(--color-primary-dark);
    display: inline-block;
    font-size: 13px;
    padding: 3px 9px;
}

.badge-frequency {
    background: #eef3fb;
    border-color: #c8d8ef;
    color: #234d7d;
}

.badge-status {
    background: #f6f1e8;
    border-color: #e3d2ad;
    color: #6f4d12;
}

.badge-generated {
    background: #f6f1e8;
    border-color: #e3d2ad;
    color: #6f4d12;
}

.badge-reviewed {
    background: #eef3fb;
    border-color: #c8d8ef;
    color: #234d7d;
}

.badge-sent {
    background: #edf4f1;
    border-color: #c9ddd4;
    color: var(--color-primary-dark);
}

.badge-archived {
    background: #f2f2f2;
    border-color: #d8d8d8;
    color: #555555;
}

.form-wide {
    max-width: none;
}

.form-grid {
    display: grid;
    gap: 16px;
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.form-actions {
    display: flex;
    gap: 12px;
    margin-top: 4px;
}

.config-form .form-actions {
    margin-top: 18px;
}

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

.detail-grid {
    display: grid;
    gap: 16px;
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.detail-grid div {
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 16px;
}

.detail-grid span {
    color: var(--color-muted);
    display: block;
    font-size: 13px;
    margin-bottom: 8px;
}

.detail-grid strong {
    overflow-wrap: anywhere;
}

.split-grid {
    display: grid;
    gap: 22px;
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

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

.tabs a {
    background: #edf4f1;
    border: 1px solid #c9ddd4;
    border-radius: 999px;
    color: var(--color-primary-dark);
    font-weight: 700;
    padding: 8px 12px;
    text-decoration: none;
}

.plain-list,
.stack-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.plain-list {
    display: grid;
    gap: 10px;
}

.plain-list li,
.list-card {
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 14px;
}

.plain-list strong,
.list-card h3 {
    display: block;
    margin: 0 0 6px;
}

.plain-list span,
.list-card span {
    color: var(--color-muted);
    font-size: 13px;
}

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

.placeholder-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
    margin-top: 24px;
}

.metric-grid {
    display: grid;
    gap: 14px;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    margin-top: 24px;
}

.metric {
    border: 1px solid var(--color-border);
    border-radius: 8px;
    min-height: 104px;
    padding: 16px;
}

.metric strong {
    display: block;
    font-size: 26px;
    line-height: 1.1;
}

.metric span {
    color: var(--color-muted);
    font-size: 14px;
}

.quick-actions,
.action-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.dashboard-grid {
    display: grid;
    gap: 22px;
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.compact-list li {
    padding: 12px;
}

.compact-list span {
    line-height: 1.5;
}

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

.message-bubble {
    border: 1px solid var(--color-border);
    border-radius: 8px;
    max-width: 760px;
    padding: 14px;
}

.message-bubble p {
    margin: 8px 0;
}

.message-outbound {
    background: #edf4f1;
    margin-left: auto;
}

.message-inbound {
    background: #f7f8fb;
    margin-right: auto;
}

.message-meta,
.message-provider {
    color: var(--color-muted);
    display: block;
    font-size: 13px;
}

.queue-status {
    text-transform: lowercase;
}

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

.config-card {
    border: 1px solid var(--color-border);
    border-radius: 8px;
    display: grid;
    gap: 14px;
    padding: 18px;
}

.config-card-full {
    grid-column: 1 / -1;
}

.check-row {
    align-items: center;
    display: flex;
    gap: 10px;
    line-height: 1.4;
}

.check-row input[type="checkbox"] {
    height: 18px;
    width: 18px;
}

.field-narrow {
    max-width: 220px;
}

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

.recommendation-header {
    align-items: flex-start;
    display: flex;
    gap: 14px;
    justify-content: space-between;
}

.recommendation-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: flex-end;
}

.recommendation-actions {
    max-width: none;
}

.small-note {
    color: var(--color-muted);
    font-size: 13px;
    margin: 0;
}

@media (max-width: 760px) {
    .topbar {
        align-items: flex-start;
        flex-direction: column;
        gap: 10px;
    }

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

    .metric-grid,
    .dashboard-grid {
        grid-template-columns: 1fr;
    }

    .section-header {
        align-items: flex-start;
        flex-direction: column;
    }

    .recommendation-header {
        flex-direction: column;
    }

    .recommendation-meta {
        justify-content: flex-start;
    }

    .form-grid,
    .detail-grid,
    .split-grid,
    .config-grid {
        grid-template-columns: 1fr;
    }

    .config-card-full {
        grid-column: auto;
    }
}