:root {
    color-scheme: light;
    --bg: #f4f6f8;
    --panel: #ffffff;
    --ink: #17202a;
    --muted: #5f6f7d;
    --line: #d9e1e8;
    --accent: #117864;
    --danger: #b03a2e;
}

* {
    box-sizing: border-box;
}

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

.shell {
    width: min(960px, calc(100% - 32px));
    margin: 0 auto;
    padding: 56px 0;
}

.shell.narrow {
    width: min(560px, calc(100% - 32px));
}

.shell.wide {
    width: min(1180px, calc(100% - 32px));
}

.panel {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 32px;
    box-shadow: 0 16px 40px rgba(23, 32, 42, 0.08);
}

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

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

.brand a {
    color: var(--muted);
    font-size: 14px;
    font-weight: 700;
    text-decoration: none;
}

.topbar form {
    margin: 0;
}

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

h1 {
    margin: 0 0 12px;
    font-size: clamp(28px, 5vw, 44px);
    line-height: 1.08;
}

h2 {
    margin: 0 0 12px;
    font-size: 24px;
}

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

.actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 24px;
}

.actions a {
    display: inline-flex;
    min-height: 44px;
    align-items: center;
    justify-content: center;
    padding: 0 16px;
    border-radius: 6px;
    background: var(--accent);
    color: #fff;
    font-weight: 700;
    text-decoration: none;
}

.button,
button {
    display: inline-flex;
    min-height: 44px;
    align-items: center;
    justify-content: center;
    padding: 0 16px;
    border: 0;
    border-radius: 6px;
    background: var(--accent);
    color: #fff;
    font: inherit;
    font-weight: 700;
    text-decoration: none;
    cursor: pointer;
}

.button.secondary {
    border: 1px solid var(--line);
    background: #fff;
    color: var(--ink);
}

.secondary-button {
    border: 1px solid var(--line);
    background: #fff;
    color: var(--ink);
}

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

button.ghost {
    min-height: 38px;
    border: 1px solid var(--line);
    background: #fff;
    color: var(--ink);
}

.form {
    display: grid;
    gap: 16px;
    margin-top: 24px;
}

.form label {
    display: grid;
    gap: 8px;
    color: var(--ink);
    font-weight: 700;
}

.form input,
.form select,
.form textarea,
.filters input,
.filters select {
    width: 100%;
    min-height: 44px;
    border: 1px solid var(--line);
    border-radius: 6px;
    padding: 0 12px;
    color: var(--ink);
    font: inherit;
    font-weight: 400;
    background: #fff;
}

.form textarea {
    min-height: 88px;
    padding-top: 10px;
    resize: vertical;
}

.form select,
.filters select {
    appearance: none;
}

.form.compact-form {
    margin-top: 12px;
}

.inline-form {
    display: grid;
    gap: 8px;
}

.inline-form input,
.inline-form select {
    min-height: 38px;
    border: 1px solid var(--line);
    border-radius: 6px;
    padding: 0 10px;
    font: inherit;
}

.inline-form button {
    min-height: 38px;
}

.checkline {
    display: flex !important;
    grid-template-columns: none !important;
    align-items: center;
    gap: 10px !important;
    font-weight: 700;
}

.checkline input {
    width: 18px;
    min-height: 18px;
}

.checkline.compact {
    gap: 6px !important;
}

.grid {
    display: grid;
    gap: 16px;
}

.grid.two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

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

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

.section-head p:last-child {
    margin-bottom: 0;
}

.alert {
    margin: 20px 0;
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 16px;
    background: #f8fafb;
}

.alert p {
    margin: 8px 0 0;
}

.alert.success {
    border-color: rgba(17, 120, 100, 0.35);
    background: #eef8f5;
}

.alert.danger {
    border-color: rgba(176, 58, 46, 0.35);
    background: #fff1ef;
}

code {
    display: inline-block;
    border: 1px solid var(--line);
    border-radius: 5px;
    padding: 3px 6px;
    background: #fff;
    color: var(--ink);
}

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

.metrics.compact {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.metrics article {
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 18px;
    background: #fbfcfd;
}

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

.metrics strong {
    display: block;
    margin-top: 8px;
    font-size: 34px;
}

.metrics .small-metric {
    font-size: 18px;
    line-height: 1.25;
}

.filters {
    display: grid;
    grid-template-columns: minmax(220px, 1fr) 180px 190px auto;
    gap: 12px;
    margin: 24px 0;
    align-items: center;
}

.filters input,
.filters select {
    font: inherit;
}

.table-wrap {
    overflow-x: auto;
    border: 1px solid var(--line);
    border-radius: 8px;
}

table {
    width: 100%;
    border-collapse: collapse;
    min-width: 760px;
    background: #fff;
}

th,
td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--line);
    text-align: left;
    vertical-align: middle;
}

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

td span {
    display: block;
    margin-top: 4px;
    color: var(--muted);
    font-size: 13px;
}

td a {
    color: var(--accent);
    font-weight: 700;
    text-decoration: none;
}

tr:last-child td {
    border-bottom: 0;
}

.pill,
.badges span {
    display: inline-flex;
    align-items: center;
    min-height: 28px;
    border: 1px solid var(--line);
    border-radius: 999px;
    padding: 0 10px;
    background: #fff;
    color: var(--ink);
    font-size: 13px;
    font-weight: 700;
}

.priority-alta {
    border-color: rgba(176, 58, 46, 0.3);
    background: #fff1ef;
    color: var(--danger);
}

.priority-media {
    border-color: rgba(17, 120, 100, 0.25);
    background: #eef8f5;
    color: var(--accent);
}

.badges {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 16px 0 24px;
}

.split {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
    gap: 20px;
    margin-top: 20px;
}

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

.conversation-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 18px;
    align-items: center;
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 16px;
    background: #fff;
    color: var(--ink);
    text-decoration: none;
}

.conversation-row:hover {
    border-color: rgba(17, 120, 100, 0.45);
}

.conversation-row strong {
    display: block;
    font-size: 17px;
}

.conversation-row span {
    display: block;
    margin-top: 4px;
    color: var(--muted);
    font-size: 14px;
}

.conversation-row p {
    margin: 8px 0 0;
}

.row-meta {
    display: flex;
    min-width: 210px;
    align-items: flex-end;
    flex-direction: column;
    gap: 8px;
}

.row-meta small {
    color: var(--muted);
}

.actions.inline {
    margin-top: 0;
    justify-content: flex-end;
}

.conversation-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 360px;
    gap: 20px;
    align-items: start;
}

.chat-window {
    display: grid;
    gap: 14px;
    min-height: 360px;
    max-height: 620px;
    overflow-y: auto;
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 18px;
    background: #f8fafb;
}

.message {
    width: min(78%, 620px);
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 12px 14px;
    background: #fff;
}

.message.saliente {
    justify-self: end;
    border-color: rgba(17, 120, 100, 0.32);
    background: #eef8f5;
}

.message.entrante {
    justify-self: start;
}

.message.interno {
    justify-self: center;
    width: min(92%, 680px);
    border-style: dashed;
    background: #fffdf5;
}

.message header {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    color: var(--muted);
    font-size: 13px;
}

.message p {
    margin: 8px 0 0;
    color: var(--ink);
}

.composer {
    margin-top: 16px;
}

.side-panel {
    position: sticky;
    top: 16px;
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 18px;
    background: #fbfcfd;
}

.settings-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
}

.setting-card {
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 20px;
    background: #fbfcfd;
}

.setting-card h2 {
    margin-bottom: 4px;
}

.status-list {
    display: grid;
    gap: 10px;
    margin-top: 18px;
}

.status-list p {
    margin: 0;
    border-bottom: 1px solid var(--line);
    padding-bottom: 10px;
}

.status-list p:last-child {
    border-bottom: 0;
    padding-bottom: 0;
}

.scope-list {
    display: grid;
    gap: 8px;
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 12px;
    background: #fff;
}

.ok-text {
    color: var(--accent);
    font-weight: 700;
}

.danger-text {
    color: var(--danger);
    font-weight: 700;
}

.ai-action {
    margin-top: 18px;
    border-top: 1px solid var(--line);
    padding-top: 18px;
}

.timeline {
    display: grid;
    gap: 12px;
    margin-top: 20px;
}

.notification-list {
    display: grid;
    gap: 12px;
    margin-top: 24px;
}

.notification-item {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 18px;
    align-items: center;
    border: 1px solid var(--line);
    border-left: 5px solid var(--accent);
    border-radius: 8px;
    padding: 16px;
    background: #fff;
}

.notification-item.priority-alta {
    border-left-color: var(--danger);
}

.notification-item.read {
    opacity: 0.68;
}

.notification-item header {
    display: flex;
    gap: 12px;
    color: var(--muted);
    font-size: 13px;
}

.notification-item h2 {
    margin: 8px 0 6px;
    font-size: 18px;
}

.notification-item p {
    margin: 0 0 8px;
}

.notification-item a {
    color: var(--accent);
    font-weight: 700;
    text-decoration: none;
}

.timeline article {
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 14px;
    background: #fbfcfd;
}

.timeline time {
    display: block;
    margin-top: 4px;
    color: var(--muted);
    font-size: 13px;
}

.timeline p {
    margin: 10px 0 0;
}

.empty {
    border: 1px dashed var(--line);
    border-radius: 8px;
    padding: 24px;
    color: var(--muted);
    background: #fbfcfd;
}

.empty.small {
    margin-top: 16px;
    padding: 16px;
}

.checks {
    padding: 0;
    margin: 24px 0;
    list-style: none;
    border: 1px solid var(--line);
    border-radius: 8px;
    overflow: hidden;
}

.checks li {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    padding: 14px 16px;
    border-bottom: 1px solid var(--line);
}

.checks li:last-child {
    border-bottom: 0;
}

.checks .ok strong {
    color: var(--accent);
}

.checks .fail strong {
    color: var(--danger);
}

@media (max-width: 680px) {
    .grid.two,
    .grid.three,
    .metrics.compact,
    .filters,
    .split,
    .conversation-row,
    .conversation-grid,
    .settings-grid,
    .notification-item,
    .metrics {
        grid-template-columns: 1fr;
    }

    .row-meta {
        min-width: 0;
        align-items: flex-start;
    }

    .message {
        width: 100%;
    }

    .side-panel {
        position: static;
    }

    .section-head {
        display: grid;
    }

    .panel {
        padding: 24px;
    }
}