:root {
  color-scheme: light;
  --bg: #f5f7f4;
  --ink: #18211d;
  --muted: #69746d;
  --line: #dce2dc;
  --panel: #ffffff;
  --accent: #0f7b6c;
  --accent-2: #c7472f;
  --accent-3: #e7b347;
  --shadow: 0 12px 30px rgba(24, 33, 29, 0.065);
}

body.theme-dark {
  color-scheme: dark;
  --bg: #0d1210;
  --ink: #eef6f1;
  --muted: #9aa8a0;
  --line: #25302b;
  --panel: #141a17;
  --accent: #20c29f;
  --accent-2: #ff725c;
  --accent-3: #f2c663;
  --shadow: 0 16px 34px rgba(0, 0, 0, 0.28);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button,
input,
select {
  font: inherit;
}

button {
  min-height: 42px;
  border: 0;
  border-radius: 8px;
  background: var(--ink);
  color: var(--bg);
  padding: 0 16px;
  cursor: pointer;
}

button.ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}

.app-shell {
  width: min(1180px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 28px 0 48px;
}

.login-panel {
  min-height: calc(100vh - 80px);
  display: grid;
  align-content: center;
  gap: 28px;
  max-width: 680px;
}

.login-panel h1,
.topbar h1 {
  margin: 0;
  font-size: clamp(2rem, 5vw, 4.4rem);
  line-height: 0.95;
  letter-spacing: 0;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--accent);
  font-weight: 800;
  text-transform: uppercase;
  font-size: 0.78rem;
}

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

.client-name {
  margin: 12px 0 0;
  color: var(--muted);
  font-weight: 600;
}

.login-form {
  display: grid;
  gap: 10px;
  max-width: 520px;
}

.login-row {
  display: flex;
  gap: 10px;
}

input,
select {
  min-width: 0;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  color: var(--ink);
  min-height: 46px;
  padding: 0 14px;
}

.error {
  min-height: 1.3em;
  margin: 0;
  color: var(--accent-2);
}

.topbar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  padding: 16px 0 28px;
}

.top-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.operation-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 14px;
}

.filter-panel {
  margin-top: 14px;
  padding: 16px 18px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.period-form {
  display: grid;
  grid-template-columns: repeat(3, minmax(160px, 220px)) 1fr;
  align-items: end;
  gap: 12px;
}

.date-field {
  display: grid;
  gap: 6px;
}

.date-field label {
  color: var(--muted);
  font-size: 0.9rem;
}

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

#periodSummary {
  margin: 10px 0 0;
}

.metric-card,
.panel,
.operation-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.metric-card {
  min-height: 142px;
  padding: 18px;
  display: grid;
  align-content: space-between;
}

.operation-card {
  min-height: 118px;
  padding: 16px;
  display: grid;
  align-content: space-between;
}

.operation-card span,
.operation-card small {
  color: var(--muted);
}

.operation-card strong {
  display: block;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  line-height: 1;
}

.operation-card small {
  color: var(--accent);
  font-weight: 700;
}

.operation-card.attention strong,
.operation-card.attention small {
  color: var(--accent-2);
}

.metric-card span,
.metric-card small,
.panel-header span {
  color: var(--muted);
}

.metric-card strong {
  display: block;
  font-size: clamp(2rem, 6vw, 3.7rem);
  line-height: 1;
  letter-spacing: 0;
}

.main-grid {
  display: grid;
  grid-template-columns: 1.45fr 1fr;
  gap: 14px;
  margin-top: 14px;
}

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

.main-grid.lower {
  grid-template-columns: 0.9fr 1.1fr;
}

.main-grid.insights {
  grid-template-columns: 1fr 1fr;
}

.insight-band {
  margin-top: 14px;
}

.panel {
  padding: 18px;
  min-width: 0;
}

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

.panel h2 {
  margin: 0;
  font-size: 1.05rem;
}

.summary-panel {
  border-left: 5px solid var(--accent);
}

.summary-text {
  max-width: 920px;
  margin: 0;
  color: var(--ink);
  font-size: 1.05rem;
  line-height: 1.55;
}

.stack-list {
  display: grid;
  gap: 12px;
}

.insight-row,
.compact-row,
.quality-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: color-mix(in srgb, var(--panel) 92%, var(--bg));
}

.insight-row {
  padding: 12px;
}

.insight-row.warning {
  background: color-mix(in srgb, var(--accent-2) 8%, var(--panel));
  color: var(--ink);
}

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

.insight-row small {
  display: block;
  margin-top: 7px;
  color: var(--muted);
}

.row-top,
.compact-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.row-top span,
.compact-row span {
  color: var(--muted);
  white-space: nowrap;
}

.meter {
  height: 10px;
  overflow: hidden;
  border-radius: 999px;
  background: color-mix(in srgb, var(--muted) 18%, transparent);
  margin-top: 10px;
}

.meter span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: var(--accent);
}

.compact-row {
  align-items: center;
  padding: 14px;
}

.quality-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.platform-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.platform-card {
  min-height: 112px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: color-mix(in srgb, var(--panel) 92%, var(--bg));
  padding: 16px;
  display: grid;
  align-content: space-between;
}

.platform-card strong {
  font-size: 2.1rem;
  line-height: 1;
}

.platform-card span,
.platform-card small {
  color: var(--muted);
}

.platform-card.instagram strong {
  color: #a11b6f;
}

.platform-card.whatsapp strong {
  color: #128c4a;
}

.quality-card {
  min-height: 96px;
  padding: 14px;
  display: grid;
  align-content: space-between;
  box-shadow: none;
}

.quality-card span {
  color: var(--muted);
  font-weight: 650;
}

.quality-card strong {
  font-size: 2rem;
  line-height: 1;
}

canvas {
  width: 100%;
  height: auto;
  display: block;
}

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

.example,
.question-meta {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.question,
.conversation-card {
  border-top: 1px solid var(--line);
  padding-top: 12px;
}

.question:first-child,
.conversation-card:first-child {
  border-top: 0;
  padding-top: 0;
}

.question strong,
.conversation-card strong {
  display: block;
  margin-bottom: 4px;
}

.conversation-card {
  width: 100%;
  min-height: 72px;
  border-right: 0;
  border-bottom: 0;
  border-left: 0;
  border-radius: 0;
  background: transparent;
  color: var(--ink);
  text-align: left;
  cursor: pointer;
  padding-right: 0;
  padding-left: 0;
}

.conversation-card-top,
.conversation-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.conversation-preview {
  max-width: 68ch;
  margin: 4px 0 8px;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.35;
}

.conversation-card-top small {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
}

.channel-badge {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  border-radius: 999px;
  padding: 0 9px;
  color: #fff;
  font-size: 0.78rem;
  font-weight: 800;
}

.channel-badge.instagram {
  background: #a11b6f;
}

.channel-badge.whatsapp {
  background: #128c4a;
}

.channel-badge.other {
  background: var(--muted);
}

.conversation-card-meta {
  justify-content: flex-start;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 0.9rem;
}

.conversation-card-meta span {
  border-radius: 999px;
  background: color-mix(in srgb, var(--muted) 18%, transparent);
  padding: 4px 10px;
}

.conversation-card-meta .intent-badge {
  background: color-mix(in srgb, var(--accent) 18%, transparent);
  color: var(--accent);
  font-weight: 700;
}

.conversation-card-meta .status-badge.waiting {
  background: color-mix(in srgb, var(--accent-3) 24%, transparent);
  color: var(--accent-3);
  font-weight: 800;
}

.conversation-card-meta .status-badge.answered {
  background: color-mix(in srgb, var(--muted) 18%, transparent);
  color: var(--muted);
  font-weight: 700;
}

.message-topline {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 0.88rem;
}

.message-topline span {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  border-radius: 999px;
  padding: 0 10px;
  background: color-mix(in srgb, var(--muted) 18%, transparent);
  color: var(--ink);
  font-weight: 700;
}

.question.sent .message-topline span {
  background: color-mix(in srgb, var(--accent-2) 16%, transparent);
  color: var(--accent-2);
}

.question.received .message-topline span {
  background: color-mix(in srgb, var(--accent) 18%, transparent);
  color: var(--accent);
}

.empty {
  color: var(--muted);
  padding: 18px 0;
}

.modal[hidden] {
  display: none;
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: grid;
  place-items: center;
  padding: 18px;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.58);
}

.modal-panel {
  position: relative;
  z-index: 1;
  width: min(760px, 100%);
  max-height: min(760px, calc(100vh - 36px));
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 22px 70px rgba(24, 33, 29, 0.22);
  padding: 18px;
}

.modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.modal-header h2 {
  margin: 0;
  font-size: 1.1rem;
}

.conversation-messages {
  display: grid;
  gap: 12px;
}

.conversation-message {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
}

.conversation-message p {
  margin: 0;
}

@media (max-width: 860px) {
  .app-shell {
    width: min(100% - 20px, 680px);
    padding-top: 16px;
  }

  .topbar,
  .login-row {
    align-items: stretch;
    flex-direction: column;
  }

  .top-actions {
    justify-content: flex-start;
  }

  .period-form,
  .main-grid,
  .main-grid.lower,
  .main-grid.insights {
    grid-template-columns: 1fr;
  }

  .panel {
    padding: 14px;
  }

  .panel-header {
    margin-bottom: 12px;
  }

  .panel h2 {
    font-size: 1rem;
  }

  .panel-header span {
    font-size: 0.82rem;
  }

  .period-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .metrics-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
  }

  .operation-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }

  .metric-card {
    min-height: auto;
    aspect-ratio: 1.08;
    padding: 12px 10px;
    align-content: space-between;
  }

  .metric-card span {
    font-size: 0.84rem;
    line-height: 1.2;
    font-weight: 650;
  }

  .metric-card strong {
    font-size: clamp(2.35rem, 13vw, 3.25rem);
    align-self: center;
  }

  .metric-card small {
    font-size: 0.72rem;
    line-height: 1.2;
  }

  .operation-card {
    min-height: 104px;
    padding: 12px;
  }

  .operation-card span {
    font-size: 0.82rem;
  }

  .operation-card strong {
    font-size: clamp(2rem, 10vw, 2.85rem);
  }

  .operation-card small {
    font-size: 0.72rem;
  }

  .quality-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 8px;
  }

  .quality-card {
    min-height: auto;
    aspect-ratio: 1.08;
    padding: 10px;
  }

  .quality-card span {
    font-size: 0.78rem;
    line-height: 1.15;
  }

  .quality-card strong {
    align-self: center;
    font-size: clamp(1.75rem, 10vw, 2.55rem);
  }

  .platform-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }

  .platform-card {
    min-height: 96px;
    padding: 12px;
  }

  .conversation-card-top,
  .conversation-card-meta {
    align-items: flex-start;
    flex-direction: column;
  }
}