:root {
  color-scheme: light;
  --bg: #f6f7f3;
  --bg-deep: #e9efe8;
  --ink: #1b1d1b;
  --muted: #69706b;
  --line: #d8ddd3;
  --panel: #ffffff;
  --accent: #176f63;
  --accent-dark: #0f4f47;
  --gold: #b8781f;
  --warn: #a3431f;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: linear-gradient(180deg, var(--bg-deep), var(--bg) 260px);
  color: var(--ink);
}

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

button,
.button {
  border: 0;
  border-radius: 6px;
  background: var(--accent);
  color: white;
  padding: 0.75rem 1rem;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 44px;
}

button.secondary,
.button.secondary {
  background: #e7ebe3;
  color: var(--ink);
}

button.danger,
.button.danger {
  background: #f4e1d8;
  color: #7b2e16;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0.72rem 0.8rem;
  background: #fff;
  color: var(--ink);
}

label {
  display: grid;
  gap: 0.35rem;
  font-weight: 650;
}

textarea {
  resize: vertical;
}

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

.hidden {
  display: none !important;
}

.login-panel {
  min-height: calc(100vh - 64px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  gap: 42px;
  align-items: center;
}

.file-notice {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 18px 55px rgba(27, 29, 27, 0.08);
  display: grid;
  gap: 12px;
  margin: 15vh auto 0;
  max-width: 680px;
  padding: 28px;
}

.file-notice h1 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  margin-bottom: 0;
}

.file-notice code {
  background: #f4f6f1;
  border: 1px solid var(--line);
  border-radius: 6px;
  display: inline-block;
  font-size: 1.1rem;
  padding: 0.75rem 0.9rem;
  width: fit-content;
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  font-size: clamp(2rem, 4vw, 4.5rem);
  line-height: 1;
  margin-bottom: 1rem;
}

h2 {
  font-size: 1.15rem;
  margin-bottom: 1rem;
}

.eyebrow {
  color: var(--accent-dark);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 0.6rem;
}

.muted {
  color: var(--muted);
  line-height: 1.55;
}

.tiny {
  font-size: 0.86rem;
  margin: 0.6rem 0 0.25rem;
}

.form-card,
.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 22px;
  box-shadow: 0 18px 55px rgba(27, 29, 27, 0.08);
}

form {
  display: grid;
  gap: 14px;
}

.error,
.message {
  min-height: 1.3em;
  color: var(--warn);
  margin: 0;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 22px;
}

.work-hero {
  align-items: center;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  display: flex;
  gap: 18px;
  justify-content: space-between;
  margin-bottom: 16px;
  padding: 22px;
}

.work-hero h2 {
  font-size: clamp(1.6rem, 3vw, 2.7rem);
  margin-bottom: 0.4rem;
}

.status-pill {
  background: #ecf4ef;
  border: 1px solid #cfe2d6;
  border-radius: 999px;
  color: var(--accent-dark);
  font-weight: 800;
  padding: 0.75rem 1rem;
  white-space: nowrap;
}

.status-pill.attention {
  background: #fff4df;
  border-color: #ebcf91;
  color: #7b4a08;
}

.topbar h1 {
  font-size: 2rem;
  margin: 0;
}

.topbar-actions {
  display: flex;
  gap: 10px;
  align-items: center;
}

.badge {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.55rem 0.85rem;
  color: var(--muted);
  white-space: nowrap;
}

.tabs {
  display: flex;
  gap: 8px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 22px;
  overflow-x: auto;
}

.tabs button {
  background: transparent;
  color: var(--muted);
  border-radius: 6px 6px 0 0;
  white-space: nowrap;
}

.tabs button.active {
  background: var(--accent);
  color: #fff;
}

.tab-page {
  display: none;
}

.tab-page.active {
  display: block;
}

.metric-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 16px;
}

.action-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 16px;
}

.action-card {
  min-height: 132px;
  align-items: flex-start;
  background: #fff;
  border: 1px solid var(--line);
  color: var(--ink);
  display: grid;
  gap: 8px;
  justify-content: stretch;
  padding: 18px;
  text-align: left;
}

.action-card::before {
  background: #ecf4ef;
  border-radius: 999px;
  color: var(--accent-dark);
  content: ">";
  display: grid;
  font-weight: 900;
  height: 32px;
  place-items: center;
  width: 32px;
}

.action-card strong {
  font-size: 1rem;
}

.action-card span {
  color: var(--muted);
  line-height: 1.45;
}

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

.metric-row span {
  display: block;
  font-size: 2rem;
  font-weight: 850;
}

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

.split {
  display: grid;
  grid-template-columns: 360px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
}

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

.contact-filters {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) minmax(180px, 0.55fr);
  gap: 10px;
}

.contact-title-row {
  align-items: center;
  display: flex;
  gap: 10px;
  justify-content: space-between;
}

.good-badge {
  background: #e1f1e8;
  color: #21613d;
}

.blocked-badge {
  background: #f4e1d8;
  color: #7b2e16;
}

.pagination {
  align-items: center;
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-top: 16px;
}

.pagination button {
  min-width: 100px;
}

.suppression-panel {
  display: grid;
  grid-template-columns: minmax(260px, 0.7fr) minmax(320px, 1.3fr);
  gap: 20px;
  margin-top: 16px;
}

.wide-dialog {
  width: min(720px, calc(100vw - 32px));
  max-width: 720px;
}

.wide {
  max-width: 760px;
}

.creator-layout {
  align-items: start;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 16px;
}

.ai-prompt-panel {
  grid-column: 1 / -1;
}

.email-builder-panel {
  grid-column: 1 / -1;
}

.email-builder-layout {
  display: grid;
  grid-template-columns: minmax(320px, 0.8fr) minmax(400px, 1.2fr);
  gap: 20px;
  align-items: start;
}

.email-builder-controls {
  display: grid;
  gap: 14px;
}

.builder-selects {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.builder-image-field {
  grid-column: 1 / -1;
}

.image-input-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
}

.image-input-row button {
  white-space: nowrap;
}

.email-preview-wrap {
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: #edf0eb;
}

.email-preview-toolbar {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  background: #202421;
  color: #dfe5df;
  font-size: 0.76rem;
  font-weight: 700;
}

.email-builder-preview {
  display: block;
  width: 100%;
  height: 690px;
  border: 0;
  background: white;
}

.ai-prompt-options {
  display: grid;
  grid-template-columns: minmax(240px, 0.7fr) minmax(300px, 1.3fr);
  gap: 16px;
  align-items: start;
}

.ai-output-fieldset {
  border: 1px solid var(--line);
  border-radius: 8px;
  margin: 0;
  padding: 14px;
}

.ai-output-fieldset legend {
  color: var(--accent-dark);
  font-weight: 800;
  padding: 0 6px;
}

.ai-prompt-output {
  min-height: 280px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.9rem;
  line-height: 1.5;
}

.import-layout {
  align-items: start;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 420px;
  gap: 16px;
}

.audience-layout {
  align-items: start;
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(360px, 1.15fr);
  gap: 16px;
}

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

.backup-layout {
  display: grid;
  grid-template-columns: 360px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
}

.step-block {
  display: grid;
  gap: 10px;
}

.step-label {
  color: var(--accent-dark);
  font-weight: 850;
  margin-bottom: 0;
}

.choice-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

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

.choice-grid label {
  cursor: pointer;
  font-weight: 750;
}

.choice-grid input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.choice-grid span {
  border: 1px solid var(--line);
  border-radius: 6px;
  display: block;
  min-height: 48px;
  padding: 0.75rem;
  text-align: center;
}

.choice-grid input:checked + span {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.preview-panel {
  position: sticky;
  top: 18px;
}

.preview-subject {
  border-bottom: 1px solid var(--line);
  font-weight: 850;
  margin-bottom: 1rem;
  padding-bottom: 1rem;
}

.preview-meta {
  background: #f4f6f1;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 800;
  margin-top: 18px;
  padding: 0.65rem 0.75rem;
}

.import-summary {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 14px;
}

.audience-summary {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 14px;
}

.import-summary article {
  background: #f4f6f1;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 10px;
}

.audience-summary article {
  background: #f4f6f1;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 10px;
}

.audience-summary article.good {
  background: #ecf4ef;
  border-color: #b9d8c4;
}

.audience-summary article.warn {
  background: #fff4df;
  border-color: #ebcf91;
}

.import-summary span {
  display: block;
  font-size: 1.45rem;
  font-weight: 850;
}

.audience-summary span {
  display: block;
  font-size: 1.45rem;
  font-weight: 850;
}

.import-summary small {
  color: var(--muted);
}

.audience-summary small {
  color: var(--muted);
}

.verdict {
  border-top: 1px solid var(--line);
  margin-bottom: 0;
  padding-top: 12px;
}

.import-row.new {
  border-color: #b9d8c4;
}

.import-row.duplicate {
  background: #f8f8f3;
}

.import-row.invalid,
.import-row.blocked {
  border-color: #e2b29d;
}

.list article.excluded {
  border-color: #e2b29d;
}

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

.list article {
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 12px;
  display: grid;
  gap: 4px;
}

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

.item-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.item-actions button {
  min-height: 36px;
  padding: 0.45rem 0.65rem;
}

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

fieldset {
  border: 1px solid var(--line);
  border-radius: 6px;
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 12px;
}

legend {
  color: var(--muted);
  font-weight: 750;
  padding: 0 4px;
}

.check-list {
  display: grid;
  gap: 8px;
}

.qr-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 24px;
  align-items: center;
}

.qr-panel img {
  width: 280px;
  height: 280px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

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

.public-signup {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.public-choice-card {
  width: min(760px, 100%);
}

.public-choice-grid {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.choice-card-link {
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  display: grid;
  gap: 6px;
  padding: 16px;
  text-decoration: none;
}

.choice-card-link:hover {
  border-color: var(--accent);
  box-shadow: 0 10px 28px rgba(27, 29, 27, 0.08);
}

.choice-card-link strong {
  color: var(--accent-dark);
}

.choice-card-link span {
  color: var(--muted);
  line-height: 1.45;
}

.check {
  grid-template-columns: 18px 1fr;
  align-items: start;
  font-weight: 500;
}

.check input {
  width: auto;
  margin-top: 0.25rem;
}

dialog {
  border: 0;
  border-radius: 8px;
  max-width: 430px;
  padding: 0;
}

dialog::backdrop {
  background: rgba(27, 29, 27, 0.45);
}

.app-footer {
  color: var(--muted);
  font-size: 0.8rem;
  padding: 1.25rem 0 0.5rem;
  text-align: center;
}

@media (max-width: 820px) {
  .login-panel,
  .split,
  .contact-filters,
  .suppression-panel,
  .qr-panel,
  .metric-row,
  .action-grid,
  .creator-layout,
  .email-builder-layout,
  .ai-prompt-options,
  .import-layout,
  .audience-layout,
  .audience-results,
  .backup-layout,
  .choice-grid,
  .choice-grid.compact {
    grid-template-columns: 1fr;
  }

  .builder-selects {
    grid-template-columns: 1fr;
  }

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

  .email-builder-preview {
    height: 620px;
  }

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

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

  .status-pill {
    white-space: normal;
  }

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

  .qr-panel img {
    width: min(280px, 100%);
    height: auto;
    aspect-ratio: 1;
  }
}