:root {
  --paper: #f6f0e4;
  --paper-deep: #eadfc9;
  --ink: #1c2b36;
  --ink-soft: #45606b;
  --ink-muted: #667f88;
  --accent: #9a4b2d;
  --accent-deep: #5c2413;
  --accent-soft: #d7b692;
  --moss: #46593a;
  --moss-soft: #dbe4d0;
  --line: rgba(28, 43, 54, 0.14);
  --panel: rgba(255, 252, 245, 0.84);
  --shadow: 0 24px 60px rgba(28, 43, 54, 0.14);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Palatino Linotype", "Book Antiqua", Georgia, serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(154, 75, 45, 0.18), transparent 28%),
    radial-gradient(circle at bottom right, rgba(70, 89, 58, 0.16), transparent 24%),
    linear-gradient(135deg, #efe4d0 0%, #f7f3ea 52%, #e5dbc8 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(28, 43, 54, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(28, 43, 54, 0.03) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: linear-gradient(to bottom, transparent, black 18%, black 82%, transparent);
}

.page-shell {
  width: min(1220px, calc(100% - 32px));
  margin: 32px auto 48px;
  display: grid;
  gap: 24px;
}

.hero-card,
.work-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
  animation: lift-in 0.7s ease both;
}

.hero-card {
  padding: 36px;
}

.hero-card::after,
.work-card::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  border-radius: inherit;
  background: linear-gradient(125deg, rgba(255, 255, 255, 0.18), transparent 32%, transparent 68%, rgba(154, 75, 45, 0.08));
}

.eyebrow {
  margin: 0 0 10px;
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-deep);
}

h1,
h2,
h3 {
  margin: 0;
  font-weight: 600;
  line-height: 1.12;
}

h1 {
  max-width: 920px;
  font-size: clamp(2.3rem, 4.8vw, 4.5rem);
}

h2 {
  font-size: clamp(1.6rem, 3vw, 2.3rem);
}

h3 {
  font-size: 1.28rem;
}

.hero-copy {
  max-width: 840px;
  margin: 18px 0 0;
  font-size: 1.03rem;
  line-height: 1.72;
  color: var(--ink-soft);
}

.hero-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 28px;
}

.hero-grid > div {
  padding: 18px;
  border-radius: 18px;
  border: 1px solid rgba(154, 75, 45, 0.18);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.74), rgba(234, 223, 201, 0.6));
}

.hero-grid p {
  margin: 6px 0 0;
  color: var(--ink-soft);
}

.hero-label,
.score-label {
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent-deep);
}

.work-card {
  padding: 30px;
}

.processing-loader {
  position: absolute;
  inset: 0;
  z-index: 4;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(246, 240, 228, 0.78);
  backdrop-filter: blur(10px);
}

.processing-shell {
  width: min(560px, 100%);
  padding: 28px;
  border-radius: 24px;
  border: 1px solid rgba(28, 43, 54, 0.12);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(234, 223, 201, 0.82));
  box-shadow: 0 26px 60px rgba(28, 43, 54, 0.18);
}

.processing-spinner {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: 4px solid rgba(154, 75, 45, 0.18);
  border-top-color: var(--accent);
  border-right-color: var(--moss);
  animation: spin 0.9s linear infinite;
}

.processing-copy,
.insight-copy {
  margin: 12px 0 0;
  color: var(--ink-soft);
  line-height: 1.6;
}

.upload-form {
  display: grid;
  gap: 18px;
}

.upload-panel {
  display: block;
  padding: 28px;
  border: 1.5px dashed rgba(92, 36, 19, 0.34);
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.76), rgba(234, 223, 201, 0.42));
  cursor: pointer;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.upload-panel:hover {
  transform: translateY(-2px);
  border-color: rgba(92, 36, 19, 0.58);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.88), rgba(246, 240, 228, 0.72));
}

.upload-title {
  display: block;
  font-size: 1.2rem;
  font-weight: 700;
}

.upload-copy {
  display: block;
  margin-top: 6px;
  color: var(--ink-soft);
}

input[type="file"] {
  display: block;
  width: 100%;
  margin-top: 18px;
  color: var(--ink);
}

button,
.download-link {
  justify-self: start;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 999px;
  padding: 14px 22px;
  font-size: 0.98rem;
  font-family: inherit;
  cursor: pointer;
  text-decoration: none;
  color: #fffaf4;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-deep) 100%);
  box-shadow: 0 16px 28px rgba(92, 36, 19, 0.24);
  transition: transform 180ms ease, box-shadow 180ms ease, opacity 180ms ease;
}

.download-link.alt {
  background: linear-gradient(135deg, var(--moss) 0%, #24351d 100%);
  box-shadow: 0 16px 28px rgba(36, 53, 29, 0.24);
}

button:hover,
.download-link:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 34px rgba(92, 36, 19, 0.28);
}

.download-link.alt:hover {
  box-shadow: 0 20px 34px rgba(36, 53, 29, 0.28);
}

button:disabled {
  opacity: 0.64;
  cursor: progress;
}

.status-panel,
.result-panel {
  margin-top: 4px;
  padding: 18px 20px;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.72);
}

.status-panel {
  color: var(--ink-soft);
}

.status-panel.error {
  border-color: rgba(154, 75, 45, 0.34);
  color: var(--accent-deep);
}

.hidden {
  display: none;
}

.result-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 16px;
}

.result-meta {
  margin: 18px 0 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.result-meta span {
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid rgba(28, 43, 54, 0.12);
  background: rgba(246, 240, 228, 0.88);
  color: var(--ink-soft);
}

.insight-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 18px;
}

.download-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 18px;
}

.download-card {
  padding: 22px;
  border-radius: 20px;
  border: 1px solid rgba(28, 43, 54, 0.12);
  background:
    linear-gradient(160deg, rgba(255, 255, 255, 0.88), rgba(234, 223, 201, 0.6));
}

.download-card p:last-of-type {
  margin: 10px 0 18px;
  color: var(--ink-soft);
  line-height: 1.6;
}

.preview-switcher {
  display: inline-flex;
  gap: 10px;
  padding: 8px;
  margin-bottom: 18px;
  border-radius: 999px;
  background: rgba(234, 223, 201, 0.76);
}

.preview-tab {
  padding: 11px 18px;
  color: var(--ink-soft);
  background: transparent;
  box-shadow: none;
}

.preview-tab:hover {
  box-shadow: none;
}

.preview-tab.active {
  color: #fffaf4;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-deep) 100%);
}

.preview-panel {
  animation: lift-in 0.35s ease both;
}

.score-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 18px;
}

.score-card {
  padding: 20px;
  border-radius: 20px;
  border: 1px solid rgba(70, 89, 58, 0.16);
  background: linear-gradient(165deg, rgba(219, 228, 208, 0.82), rgba(255, 255, 255, 0.88));
}

.score-card strong {
  display: block;
  margin-top: 10px;
  font-size: clamp(1.3rem, 3vw, 2.1rem);
}

.score-card p {
  margin: 10px 0 0;
}

.table-wrap {
  overflow-x: auto;
  border-radius: 18px;
  border: 1px solid rgba(28, 43, 54, 0.1);
}

table {
  width: 100%;
  min-width: 960px;
  border-collapse: collapse;
}

thead {
  background: linear-gradient(180deg, rgba(234, 223, 201, 0.92), rgba(246, 240, 228, 0.94));
}

th,
td {
  padding: 14px 16px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid rgba(28, 43, 54, 0.08);
}

tbody tr {
  opacity: 0;
  transform: translateY(8px);
  animation: reveal-row 0.4s ease forwards;
}

tbody tr:nth-child(2) { animation-delay: 0.04s; }
tbody tr:nth-child(3) { animation-delay: 0.08s; }
tbody tr:nth-child(4) { animation-delay: 0.12s; }
tbody tr:nth-child(5) { animation-delay: 0.16s; }
tbody tr:nth-child(6) { animation-delay: 0.20s; }
tbody tr:nth-child(7) { animation-delay: 0.24s; }
tbody tr:nth-child(8) { animation-delay: 0.28s; }

@keyframes lift-in {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes reveal-row {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@media (max-width: 920px) {
  .page-shell {
    width: min(100% - 20px, 1000px);
    margin-top: 20px;
  }

  .hero-card,
  .work-card {
    border-radius: 22px;
    padding: 22px;
  }

  .hero-grid,
  .download-grid,
  .score-grid,
  .insight-grid {
    grid-template-columns: 1fr;
  }

  .preview-switcher {
    display: grid;
  }

  .result-head {
    align-items: start;
    flex-direction: column;
  }
}