:root {
  --bg: #f4efe7;
  --bg-deep: #e7dfd3;
  --surface: rgba(255, 251, 245, 0.82);
  --surface-strong: #fffdf8;
  --text: #221d18;
  --muted: #6e6257;
  --line: rgba(34, 29, 24, 0.12);
  --accent: #d66a3d;
  --accent-2: #20493f;
  --shadow: 0 24px 80px rgba(52, 38, 25, 0.12);
  --radius-xl: 28px;
  --radius-lg: 20px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Space Grotesk", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(214, 106, 61, 0.18), transparent 32%),
    radial-gradient(circle at bottom right, rgba(32, 73, 63, 0.2), transparent 28%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-deep) 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image: linear-gradient(rgba(34, 29, 24, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(34, 29, 24, 0.03) 1px, transparent 1px);
  background-size: 30px 30px;
  pointer-events: none;
}

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

.hero {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 24px;
  align-items: stretch;
  margin-bottom: 24px;
}

.hero-copy,
.hero-panel,
.card {
  background: var(--surface);
  backdrop-filter: blur(18px);
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
}

.hero-copy {
  padding: 36px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent-2);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.76rem;
}

h1,
h2 {
  margin: 0;
  font-weight: 700;
  letter-spacing: -0.04em;
}

h1 {
  font-size: clamp(2.4rem, 4vw, 4.6rem);
  line-height: 0.95;
  max-width: 11ch;
}

.intro,
.card-header p,
.file-state,
.dropzone-subtitle,
label span,
.metric span,
.quote-breakdown span {
  color: var(--muted);
}

.intro {
  margin: 18px 0 0;
  font-size: 1.02rem;
  line-height: 1.7;
  max-width: 60ch;
}

.hero-panel {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.bridge-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  align-self: flex-start;
  padding: 10px 14px;
  border-radius: 999px;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.85rem;
  font-weight: 500;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.72);
  color: var(--accent-2);
}

.bridge-badge-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: currentColor;
  box-shadow: 0 0 0 4px rgba(32, 73, 63, 0.12);
}

.bridge-badge.is-idle {
  color: var(--muted);
}

.bridge-badge.is-running {
  color: #a35a00;
  background: rgba(255, 244, 221, 0.9);
  border-color: rgba(163, 90, 0, 0.18);
}

.bridge-badge.is-success {
  color: #1f6a4d;
  background: rgba(227, 247, 238, 0.92);
  border-color: rgba(31, 106, 77, 0.18);
}

.bridge-badge.is-error {
  color: #a0382b;
  background: rgba(253, 236, 233, 0.95);
  border-color: rgba(160, 56, 43, 0.18);
}

.dropzone {
  position: relative;
  min-height: 220px;
  display: grid;
  place-items: center;
  text-align: center;
  border-radius: 22px;
  border: 2px dashed rgba(32, 73, 63, 0.24);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.5), rgba(255, 255, 255, 0.12)),
    rgba(255, 255, 255, 0.35);
  padding: 24px;
  cursor: pointer;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.dropzone:hover,
.dropzone.is-dragover {
  transform: translateY(-2px);
  border-color: var(--accent);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.72), rgba(255, 255, 255, 0.18)),
    rgba(214, 106, 61, 0.12);
}

.dropzone input {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}

.dropzone-title {
  display: block;
  font-size: 1.35rem;
  font-weight: 700;
}

.dropzone-subtitle {
  display: block;
  margin-top: 8px;
}

.file-state,
.warning {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.9rem;
}

.download-link {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.9rem;
  color: var(--accent-2);
  text-decoration: underline;
  text-underline-offset: 0.22em;
}

.workspace {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 24px;
}

.card {
  padding: 26px;
}

.card-header {
  margin-bottom: 22px;
}

.card-header p {
  margin: 8px 0 0;
  line-height: 1.6;
}

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

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

label {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

select,
input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface-strong);
  padding: 14px 16px;
  font: inherit;
  color: var(--text);
}

textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface-strong);
  padding: 14px 16px;
  font: inherit;
  color: var(--text);
  resize: vertical;
  min-height: 180px;
}

select:focus,
input:focus,
textarea:focus {
  outline: 2px solid rgba(214, 106, 61, 0.22);
  border-color: var(--accent);
}

.results-column {
  display: grid;
  gap: 24px;
}

.metric-list,
.quote-breakdown {
  display: grid;
  gap: 14px;
}

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

.metric,
.quote-breakdown div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.metric strong,
.quote-breakdown strong,
.quote-total strong {
  font-size: 1.06rem;
}

.accent {
  background:
    linear-gradient(180deg, rgba(214, 106, 61, 0.9), rgba(190, 88, 49, 0.95)),
    var(--surface);
  color: #fff7f1;
}

.accent .card-header p,
.accent .quote-breakdown span,
.accent .quote-total span,
.accent .quote-breakdown strong {
  color: rgba(255, 247, 241, 0.86);
}

.quote-total {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  margin: 8px 0 22px;
}

.quote-total strong {
  font-size: clamp(2.1rem, 4vw, 3.2rem);
  color: #ffffff;
}

.warning {
  margin: 0;
  padding: 12px 14px;
  border-radius: 14px;
  background: rgba(214, 106, 61, 0.12);
  color: #7a371b;
}

.custom-quote-card {
  display: grid;
  gap: 16px;
}

.preview-card {
  display: grid;
  gap: 14px;
}

.part-selector {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

#model-preview {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 18px;
  border: 1px solid var(--line);
  background:
    radial-gradient(circle at top left, rgba(214, 106, 61, 0.12), transparent 34%),
    linear-gradient(180deg, #fffdf9, #f2ece3);
  cursor: grab;
  touch-action: none;
}

#model-preview.is-dragging {
  cursor: grabbing;
}

.preview-help {
  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;
}

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

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

.request-item {
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.56);
}

.request-item-top {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: baseline;
}

.request-meta {
  margin-top: 8px;
  color: var(--muted);
  line-height: 1.5;
  font-size: 0.94rem;
}

.secondary-button {
  border: 0;
  border-radius: 14px;
  padding: 14px 18px;
  font: inherit;
  font-weight: 700;
  color: #fff7f1;
  background: var(--accent-2);
  cursor: pointer;
  transition: transform 180ms ease, opacity 180ms ease;
}

.secondary-button:hover {
  transform: translateY(-1px);
  opacity: 0.94;
}

.ghost-button {
  background: rgba(32, 73, 63, 0.12);
  color: var(--accent-2);
  border: 1px solid rgba(32, 73, 63, 0.16);
}

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

@media (max-width: 640px) {
  .action-row {
    grid-template-columns: 1fr;
  }
}

@media print {
  body {
    background: #ffffff;
  }

  body::before,
  .hero-panel,
  .controls,
  .secondary-button,
  .warning {
    display: none !important;
  }

  .shell {
    width: 100%;
    padding: 0;
  }

  .hero,
  .workspace,
  .results-column {
    display: block;
  }

  .hero-copy,
  .card {
    box-shadow: none;
    background: #ffffff;
    border: 1px solid #dddddd;
    margin-bottom: 16px;
  }

  #model-preview {
    border-color: #dddddd;
    background: #ffffff;
  }
}

@media (max-width: 980px) {
  .hero,
  .workspace {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .shell {
    width: min(100% - 20px, 1180px);
    padding-top: 18px;
  }

  .hero-copy,
  .hero-panel,
  .card {
    padding: 20px;
    border-radius: 22px;
  }

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

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

  h1 {
    max-width: none;
  }
}