:root {
  --bg: #f6f1e8;
  --bg-accent: #efe4d0;
  --surface: rgba(255, 251, 245, 0.8);
  --surface-strong: #fffaf2;
  --line: rgba(65, 51, 36, 0.12);
  --text: #2f2418;
  --muted: #746556;
  --primary: #0f766e;
  --primary-strong: #0b5f58;
  --secondary: #c96f3b;
  --shadow: 0 24px 70px rgba(68, 49, 26, 0.12);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 14px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: "Avenir Next", "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(201, 111, 59, 0.18), transparent 30%),
    radial-gradient(circle at top right, rgba(15, 118, 110, 0.16), transparent 28%),
    linear-gradient(180deg, var(--bg), #fbf7ef);
}

button,
select,
textarea {
  font: inherit;
}

.page-shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 40px 0 56px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(260px, 0.65fr);
  gap: 24px;
  align-items: stretch;
}

.hero-copy,
.hero-card,
.toolbar,
.pane,
.status-panel {
  border: 1px solid var(--line);
  background: var(--surface);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow);
}

.hero-copy {
  border-radius: var(--radius-xl);
  padding: 32px;
}

.eyebrow,
.pane-label,
.toolbar-label,
.status-label,
.stat-label {
  margin: 0 0 8px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.75rem;
  font-weight: 700;
}

.hero h1 {
  margin: 0;
  font-size: clamp(2.2rem, 4vw, 4.2rem);
  line-height: 0.95;
  max-width: 12ch;
}

.hero-text {
  margin: 20px 0 0;
  max-width: 56ch;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--muted);
}

.hero-card {
  border-radius: var(--radius-xl);
  padding: 24px;
  display: grid;
  gap: 14px;
  align-content: start;
  background:
    linear-gradient(180deg, rgba(15, 118, 110, 0.09), rgba(255, 250, 242, 0.94)),
    var(--surface);
}

.stat {
  padding: 16px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(65, 51, 36, 0.08);
}

.stat-label {
  margin-bottom: 6px;
}

.stat-value {
  display: block;
  font-size: 1rem;
  font-weight: 700;
}

.workspace {
  margin-top: 24px;
  display: grid;
  gap: 20px;
}

.toolbar {
  border-radius: var(--radius-lg);
  padding: 18px;
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  gap: 16px 20px;
}

.toolbar-group,
.select-group {
  display: grid;
  gap: 8px;
}

.segmented {
  display: inline-flex;
  padding: 5px;
  border-radius: 999px;
  background: rgba(47, 36, 24, 0.08);
}

.segment,
.ghost-button,
.copy-button,
select {
  border: 0;
  border-radius: 999px;
  transition:
    transform 140ms ease,
    background-color 140ms ease,
    color 140ms ease,
    box-shadow 140ms ease;
}

.segment {
  min-width: 110px;
  padding: 12px 18px;
  background: transparent;
  color: var(--muted);
  font-weight: 700;
  cursor: pointer;
}

.segment.is-active {
  background: linear-gradient(135deg, var(--primary), var(--primary-strong));
  color: #fff;
  box-shadow: 0 12px 24px rgba(15, 118, 110, 0.24);
}

select,
.ghost-button,
.copy-button {
  padding: 12px 16px;
}

select {
  min-width: 180px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(65, 51, 36, 0.1);
}

.toolbar-actions {
  margin-left: auto;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.ghost-button,
.copy-button {
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(65, 51, 36, 0.1);
  color: var(--text);
  font-weight: 700;
  cursor: pointer;
}

.ghost-button:hover,
.copy-button:hover,
.segment:hover,
select:hover {
  transform: translateY(-1px);
}

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

.pane {
  border-radius: var(--radius-lg);
  padding: 18px;
  display: grid;
  gap: 14px;
}

.pane-header {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 12px;
}

.pane-header h2 {
  margin: 0;
  font-size: 1.35rem;
}

.pane-label,
.pane-meta,
.status-message,
.status-hint {
  margin: 0;
}

.pane-meta,
.status-hint {
  color: var(--muted);
}

.pane-meta-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

textarea {
  width: 100%;
  min-height: 360px;
  resize: vertical;
  border-radius: 18px;
  border: 1px solid rgba(65, 51, 36, 0.08);
  background: var(--surface-strong);
  padding: 18px;
  color: var(--text);
  line-height: 1.6;
}

textarea:focus,
button:focus,
select:focus {
  outline: 3px solid rgba(15, 118, 110, 0.18);
  outline-offset: 2px;
}

.status-panel {
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
}

.status-message {
  font-size: 1rem;
  font-weight: 700;
}

.status-panel.is-error {
  border-color: rgba(159, 52, 26, 0.18);
  background: rgba(255, 243, 236, 0.92);
}

.status-panel.is-success {
  border-color: rgba(15, 118, 110, 0.2);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 900px) {
  .hero,
  .panes {
    grid-template-columns: 1fr;
  }

  .toolbar-actions {
    margin-left: 0;
  }

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

@media (max-width: 640px) {
  .page-shell {
    width: min(100% - 20px, 1180px);
    padding-top: 20px;
  }

  .hero-copy,
  .hero-card,
  .toolbar,
  .pane,
  .status-panel {
    padding: 16px;
  }

  .segment {
    min-width: 96px;
  }

  textarea {
    min-height: 280px;
  }
}