:root {
    --bg: #f4efe7;
    --panel: rgba(255, 252, 247, 0.88);
    --panel-strong: #fffaf2;
    --line: rgba(72, 49, 19, 0.12);
    --text: #28180b;
    --muted: #7b6654;
    --accent: #b04a1f;
    --accent-strong: #8b3310;
    --success: #1f7a52;
    --danger: #a22525;
    --shadow: 0 18px 50px rgba(73, 49, 18, 0.12);
    --radius: 22px;
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    min-height: 100%;
    font-family: Georgia, "Times New Roman", serif;
    color: var(--text);
    background:
        radial-gradient(circle at top left, rgba(255, 208, 152, 0.5), transparent 32%),
        radial-gradient(circle at bottom right, rgba(202, 110, 74, 0.18), transparent 28%),
        linear-gradient(160deg, #f5ecdf 0%, #efe3d1 48%, #f7f1e9 100%);
}

body {
    padding: 32px 18px 48px;
}

body.modal-open {
    overflow: hidden;
}

.shell {
    max-width: 1400px;
    margin: 0 auto;
}

.topbar {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    align-items: center;
    margin-bottom: 18px;
    padding: 18px 22px;
    background: rgba(255, 252, 247, 0.72);
    border: 1px solid var(--line);
    border-radius: 18px;
    box-shadow: var(--shadow);
}

.topbar-meta {
    display: block;
    margin-top: 4px;
    color: var(--muted);
    font-size: 0.92rem;
}

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

.nav-tabs {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.nav-tab {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    padding: 11px 16px;
    text-decoration: none;
    color: var(--text);
    background: rgba(72, 49, 19, 0.08);
}

.nav-tab.is-active {
    background: linear-gradient(135deg, var(--accent), var(--accent-strong));
    color: #fff7ef;
}

.logout-link {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    padding: 11px 16px;
    text-decoration: none;
    color: var(--text);
    background: rgba(72, 49, 19, 0.08);
}

.hero {
    display: grid;
    gap: 24px;
    grid-template-columns: 2fr 1fr;
    margin-bottom: 24px;
}

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

.hero-card,
.panel {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    backdrop-filter: blur(12px);
}

.hero-card {
    padding: 30px;
    position: relative;
    overflow: hidden;
}

.hero-card-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.95fr);
    gap: 28px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-copy {
    position: relative;
    z-index: 1;
}

.hero-card::after {
    content: "";
    position: absolute;
    inset: auto -8% -50% auto;
    width: 240px;
    height: 240px;
    background: radial-gradient(circle, rgba(176, 74, 31, 0.22), transparent 70%);
}

.eyebrow {
    margin: 0 0 10px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--accent);
    font-size: 0.78rem;
}

.hero h1 {
    margin: 0 0 12px;
    font-size: clamp(2rem, 4vw, 4rem);
    line-height: 0.95;
    max-width: 9ch;
}

.hero p {
    margin: 0;
    color: var(--muted);
    font-size: 1.05rem;
    max-width: 54ch;
}

.hero-visual {
    display: grid;
    grid-template-columns: minmax(92px, 1fr) auto minmax(128px, 1.15fr);
    gap: 14px;
    align-items: center;
    padding: 18px;
    border-radius: 24px;
    background: linear-gradient(180deg, rgba(255, 249, 240, 0.9), rgba(250, 240, 228, 0.88));
    border: 1px solid rgba(72, 49, 19, 0.08);
}

.hero-visual-column {
    display: grid;
    gap: 12px;
}

.hero-node,
.hero-hub {
    border-radius: 18px;
    border: 1px solid rgba(72, 49, 19, 0.09);
    background: rgba(255, 255, 255, 0.82);
    box-shadow: 0 10px 24px rgba(73, 49, 18, 0.06);
}

.hero-node {
    padding: 12px 14px;
}

.hero-node strong,
.hero-hub strong {
    display: block;
    font-size: 0.98rem;
}

.hero-node-label,
.hero-hub small {
    display: block;
    color: var(--muted);
    font-size: 0.76rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.hero-hub {
    min-width: 112px;
    padding: 16px 14px;
    text-align: center;
    background: linear-gradient(135deg, rgba(176, 74, 31, 0.14), rgba(255, 250, 242, 0.94));
}

.hero-hub strong {
    font-size: 1.2rem;
    margin: 6px 0 4px;
    color: var(--accent-strong);
}

.hero-visual-center {
    display: grid;
    justify-items: center;
    gap: 10px;
}

.hero-connector {
    width: 2px;
    height: 28px;
    border-radius: 999px;
    background: linear-gradient(180deg, rgba(176, 74, 31, 0), rgba(176, 74, 31, 0.55), rgba(176, 74, 31, 0));
}

.hero-status {
    display: inline-flex;
    margin-top: 8px;
    border-radius: 999px;
    padding: 6px 10px;
    background: rgba(72, 49, 19, 0.08);
    color: var(--muted);
    font-size: 0.78rem;
}

.hero-status-ok {
    background: rgba(31, 122, 82, 0.12);
    color: var(--success);
}

.hero-status-fail {
    background: rgba(162, 37, 37, 0.1);
    color: var(--danger);
}

.page-header {
    margin-bottom: 20px;
}

.page-header-card {
    padding: 18px 22px 8px;
}

.page-header-card h1 {
    margin: 0 0 8px;
    font-size: clamp(1.6rem, 2.6vw, 2.4rem);
    line-height: 1.02;
    max-width: 18ch;
}

.page-header-card p:not(.eyebrow) {
    margin: 0;
    color: var(--muted);
    font-size: 0.98rem;
    max-width: 68ch;
}

.page-header-compact .page-header-card {
    background: transparent;
    border: 0;
    box-shadow: none;
    backdrop-filter: none;
    padding-left: 4px;
    padding-right: 4px;
}

.stack {
    display: grid;
    gap: 20px;
}

.stats {
    display: grid;
    gap: 18px;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    margin-bottom: 24px;
}

.stat {
    padding: 20px;
}

.stat-label {
    margin: 0 0 12px;
    color: var(--muted);
    font-size: 0.88rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.stat-value {
    margin: 0;
    font-size: clamp(1.8rem, 3vw, 2.8rem);
}

.stat-subtle {
    margin: 10px 0 0;
    color: var(--muted);
    font-size: 0.92rem;
}

.grid {
    display: grid;
    gap: 24px;
    grid-template-columns: 1.2fr 1fr;
}

.panel {
    padding: 24px;
}

.panel h2 {
    margin: 0 0 6px;
    font-size: 1.4rem;
}

.panel-copy {
    margin: 0 0 18px;
    color: var(--muted);
}

.providers {
    display: grid;
    gap: 12px;
}

.provider {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    align-items: center;
    padding: 14px 16px;
    background: rgba(255, 250, 242, 0.88);
    border-radius: 16px;
    border: 1px solid rgba(72, 49, 19, 0.08);
}

.provider strong {
    display: block;
}

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

.provider-admin-grid {
    display: grid;
    gap: 18px;
    grid-template-columns: 1fr;
}

.provider-config-card {
    padding: 18px;
    background: rgba(255, 250, 242, 0.78);
    border: 1px solid rgba(72, 49, 19, 0.08);
    border-radius: 18px;
}

.provider-config-head {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: center;
    margin-bottom: 16px;
}

.provider-config-head strong,
.provider-config-head span {
    display: block;
}

.provider-config-head span {
    margin-top: 4px;
    color: var(--muted);
    font-size: 0.92rem;
}

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

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

.provider-table th,
.provider-table td {
    padding: 10px 0;
    vertical-align: middle;
    border-bottom: 1px solid rgba(72, 49, 19, 0.08);
}

.provider-table th {
    width: 38%;
    padding-right: 16px;
    text-align: left;
    color: var(--muted);
    font-size: 0.92rem;
    font-weight: 400;
}

.provider-table tr:last-child th,
.provider-table tr:last-child td {
    border-bottom: 0;
}

.provider-form-actions {
    margin-top: 16px;
}

.provider-json-example {
    margin-top: 18px;
    padding-top: 16px;
    border-top: 1px solid rgba(72, 49, 19, 0.08);
}

.provider-json-example strong {
    display: block;
    margin-bottom: 10px;
    font-size: 0.92rem;
}

.provider-json-example pre {
    margin: 0;
    overflow-x: auto;
    padding: 14px 16px;
    border-radius: 16px;
    background: rgba(40, 24, 11, 0.92);
    color: #f8efe2;
    font-size: 0.84rem;
    line-height: 1.55;
}

.provider-json-example code {
    font-family: "Courier New", monospace;
}

.masked-field {
    position: relative;
}

.masked-field-preview {
    display: none;
    color: var(--accent-strong);
    letter-spacing: 0.04em;
}

.masked-field-show-preview input[name] {
    display: none;
}

.masked-field-show-preview .masked-field-preview {
    display: block;
}

.badge {
    border-radius: 999px;
    padding: 8px 12px;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.badge-ok {
    background: rgba(31, 122, 82, 0.12);
    color: var(--success);
}

.badge-bad {
    background: rgba(162, 37, 37, 0.1);
    color: var(--danger);
}

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

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

.field-wide {
    grid-column: 1 / -1;
}

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

input,
select,
button {
    font: inherit;
}

input,
select {
    width: 100%;
    border: 1px solid rgba(72, 49, 19, 0.14);
    background: rgba(255, 255, 255, 0.82);
    color: var(--text);
    border-radius: 14px;
    padding: 13px 14px;
    outline: none;
}

input:focus,
select:focus {
    border-color: rgba(176, 74, 31, 0.65);
    box-shadow: 0 0 0 4px rgba(176, 74, 31, 0.12);
}

button {
    border: 0;
    border-radius: 999px;
    padding: 12px 18px;
    cursor: pointer;
    transition: transform 120ms ease, background 120ms ease, opacity 120ms ease;
}

button:hover {
    transform: translateY(-1px);
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent), var(--accent-strong));
    color: #fff7ef;
}

.btn-secondary {
    background: rgba(72, 49, 19, 0.08);
    color: var(--text);
}

.btn-compact {
    padding: 10px 14px;
}

.btn-danger {
    background: rgba(162, 37, 37, 0.1);
    color: var(--danger);
}

.token-box {
    margin-top: 18px;
    padding: 16px;
    border-radius: 16px;
    border: 1px dashed rgba(176, 74, 31, 0.35);
    background: rgba(255, 248, 239, 0.9);
    display: none;
}

.token-box.visible {
    display: block;
}

.token-value {
    display: block;
    margin-top: 8px;
    font-family: "Courier New", monospace;
    word-break: break-all;
    color: var(--accent-strong);
}

.toolbar {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}

.toolbar .field {
    min-width: 160px;
    flex: 1 1 180px;
}

.message-selection-bar {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    align-items: center;
    flex-wrap: wrap;
    margin-top: 18px;
    padding: 14px 16px;
    border-radius: 16px;
    background: rgba(255, 250, 242, 0.78);
    border: 1px solid rgba(72, 49, 19, 0.08);
}

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

.checkbox-inline input {
    width: 18px;
    height: 18px;
    margin: 0;
    padding: 0;
    accent-color: var(--accent);
}

.message-selection-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

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

.table-wrap {
    overflow: auto;
    border-radius: 18px;
    border: 1px solid rgba(72, 49, 19, 0.08);
}

table {
    width: 100%;
    border-collapse: collapse;
    min-width: 760px;
    background: var(--panel-strong);
}

th,
td {
    text-align: left;
    padding: 14px 16px;
    border-bottom: 1px solid rgba(72, 49, 19, 0.08);
    vertical-align: top;
}

.checkbox-cell {
    width: 54px;
    text-align: center;
    vertical-align: middle;
}

.checkbox-cell input {
    width: 18px;
    height: 18px;
    margin: 0;
    padding: 0;
    accent-color: var(--accent);
}

th {
    font-size: 0.84rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--muted);
    background: rgba(122, 93, 60, 0.04);
}

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

.client-actions,
.message-meta {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

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

.field-checkbox {
    align-self: end;
}

.status-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border-radius: 999px;
    padding: 7px 12px;
    font-size: 0.83rem;
    background: rgba(72, 49, 19, 0.08);
}

.status-pill.active {
    background: rgba(31, 122, 82, 0.12);
    color: var(--success);
}

.status-pill.inactive,
.status-pill.failed {
    background: rgba(162, 37, 37, 0.1);
    color: var(--danger);
}

.status-pill.sent {
    background: rgba(31, 122, 82, 0.12);
    color: var(--success);
}

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

.footnote {
    margin-top: 14px;
    color: var(--muted);
    font-size: 0.9rem;
}

.modal-backdrop {
    position: fixed;
    inset: 0;
    z-index: 40;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: rgba(40, 24, 11, 0.34);
    backdrop-filter: blur(8px);
}

.modal-backdrop[hidden] {
    display: none;
}

.modal-card {
    width: min(720px, 100%);
    max-height: calc(100vh - 40px);
    overflow: auto;
    padding: 24px;
    border: 1px solid var(--line);
    border-radius: 24px;
    background: rgba(255, 252, 247, 0.96);
    box-shadow: 0 24px 60px rgba(73, 49, 18, 0.2);
}

.modal-head {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    align-items: start;
    margin-bottom: 20px;
}

.modal-head h2 {
    margin: 0;
    font-size: 1.5rem;
}

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

.login-body {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 28px;
}

.login-shell {
    width: 100%;
    max-width: 980px;
}

.login-card {
    padding: 34px;
}

.login-card-layout {
    align-items: start;
}

.login-copy {
    max-width: 420px;
}

.login-visual {
    min-height: 100%;
}

.login-form {
    margin-top: 24px;
    grid-template-columns: 1fr;
}

.login-error {
    margin-top: 18px;
    color: var(--danger);
    font-weight: 700;
}

.login-success {
    margin-top: 18px;
    color: var(--success);
    font-weight: 700;
}

.inline-link {
    color: var(--accent-strong);
    text-decoration: none;
}

.inline-link:hover {
    text-decoration: underline;
}

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

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

    .hero h1 {
        max-width: none;
    }

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

@media (max-width: 720px) {
    body {
        padding: 20px 12px 36px;
    }

    .hero-card,
    .panel,
    .stat {
        padding: 20px;
    }

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

    .hero-visual {
        grid-template-columns: 1fr;
        gap: 12px;
    }

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

    .hero-connector {
        width: 28px;
        height: 2px;
    }

    table {
        min-width: 640px;
    }
}