:root {
  --ink: #12172b;
  --ink-soft: #1c2340;
  --parchment: #f6f3ea;
  --parchment-dim: #ece7d8;
  --brass: #c9a15a;
  --brass-bright: #e0bd7c;
  --good: #4f7a6b;
  --good-bg: #e4ede9;
  --bad: #b4533b;
  --bad-bg: #f4e5e0;
  --line: rgba(18, 23, 43, 0.12);
  --line-dark: rgba(246, 243, 234, 0.16);
  --font-display: "Fraunces", serif;
  --font-body: "Inter", sans-serif;
  --font-mono: "JetBrains Mono", monospace;
}

* { box-sizing: border-box; }

[hidden] { display: none !important; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--parchment);
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.5;
}

.wrap {
  max-width: 920px;
  margin: 0 auto;
  padding: 0 28px;
}

/* ---------- Topbar ---------- */

.topbar {
  background: var(--ink);
  color: var(--parchment);
  padding: 20px 0;
}

.topbar__inner {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}

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

.brand__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1.5px solid var(--brass);
  color: var(--brass-bright);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 18px;
}

.brand__name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 22px;
  letter-spacing: 0.01em;
}

.brand__tag {
  margin: 0;
  font-size: 13px;
  color: rgba(246, 243, 234, 0.6);
  font-family: var(--font-mono);
}

.brand__tag em { color: var(--brass-bright); font-style: normal; }

/* ---------- Hero ---------- */

.hero { padding: 64px 0 40px; max-width: 700px; }

.hero h1 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(28px, 4vw, 40px);
  line-height: 1.15;
  margin: 0 0 18px;
  letter-spacing: -0.01em;
}

.hero__sub {
  font-size: 16px;
  color: rgba(18, 23, 43, 0.68);
  max-width: 560px;
  margin: 0;
}

/* ---------- Panel / Form ---------- */

.panel {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 32px;
  margin-bottom: 24px;
}

.field-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

@media (max-width: 700px) {
  .field-grid { grid-template-columns: 1fr; }
}

.field__label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(18, 23, 43, 0.55);
  margin-bottom: 10px;
}

.field__num {
  color: var(--brass);
  font-weight: 500;
}

.dropzone {
  border: 1.5px dashed var(--line);
  border-radius: 3px;
  padding: 28px 18px;
  min-height: 176px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.dropzone:hover, .dropzone.is-dragover {
  border-color: var(--brass);
  background: rgba(201, 161, 90, 0.06);
}

.dropzone__title { margin: 0 0 4px; font-size: 15px; }
.dropzone__hint { margin: 0; font-size: 12.5px; color: rgba(18,23,43,0.5); }
.link { color: var(--brass); text-decoration: underline; text-underline-offset: 2px; }

.dropzone__file { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.dropzone__filename {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  word-break: break-all;
  padding: 0 8px;
}
.dropzone__clear {
  background: none;
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 4px 12px;
  font-size: 12px;
  cursor: pointer;
  color: var(--bad);
}

textarea {
  width: 100%;
  min-height: 176px;
  resize: vertical;
  border: 1.5px solid var(--line);
  border-radius: 3px;
  padding: 14px;
  font-family: var(--font-body);
  font-size: 14.5px;
  color: var(--ink);
  background: var(--parchment);
}

textarea:focus, .dropzone:focus-visible {
  outline: none;
  border-color: var(--brass);
  box-shadow: 0 0 0 3px rgba(224, 189, 124, 0.18);
}

.submit-hint {
  min-height: 1.2em;
}

.submit-row {
  margin-top: 26px;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.btn-primary {
  background: var(--ink);
  color: var(--parchment);
  border: none;
  padding: 14px 28px;
  border-radius: 3px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 14.5px;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.1s ease;
}

.btn-primary:hover { background: var(--ink-soft); }
.btn-primary:active { transform: translateY(1px); }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }

.submit-hint { margin: 0; font-size: 13px; color: var(--bad); }

.btn-secondary {
  margin-top: 8px;
  background: transparent;
  border: 1.5px solid var(--line);
  padding: 12px 24px;
  border-radius: 3px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 13.5px;
  cursor: pointer;
  color: var(--ink);
}
.btn-secondary:hover { border-color: var(--brass); color: var(--brass); }

/* ---------- Loading ---------- */

.panel--loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  padding: 56px 0;
}

.seal { position: relative; width: 64px; height: 64px; }
.seal__ring {
  position: absolute; inset: 0;
  border-radius: 50%;
  border: 3px solid var(--line);
  border-top-color: var(--brass);
}
.seal--spinning .seal__ring { animation: spin 1s linear infinite; }
.seal__core {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--brass);
}

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

#loading-text { font-family: var(--font-mono); font-size: 13px; color: rgba(18,23,43,0.55); }

/* ---------- Results ---------- */

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

.verdict {
  background: var(--ink);
  color: var(--parchment);
  border-radius: 4px;
  padding: 36px;
  display: flex;
  align-items: center;
  gap: 36px;
  flex-wrap: wrap;
}

.verdict__seal { position: relative; width: 176px; height: 176px; flex-shrink: 0; }

.gauge { width: 100%; height: 100%; transform: rotate(-90deg); }
.gauge__track {
  fill: none;
  stroke: rgba(246,243,234,0.12);
  stroke-width: 10;
}
.gauge__fill {
  fill: none;
  stroke: var(--brass-bright);
  stroke-width: 10;
  stroke-linecap: round;
  stroke-dasharray: 540.35;
  stroke-dashoffset: 540.35;
  transition: stroke-dashoffset 1s cubic-bezier(0.22, 1, 0.36, 1), stroke 0.3s ease;
}

.verdict__score {
  position: absolute; inset: 0;
  display: flex; align-items: baseline; justify-content: center;
  gap: 2px;
  font-family: var(--font-display);
}
#score-number { font-size: 46px; font-weight: 600; }
.verdict__of { font-size: 15px; color: rgba(246,243,234,0.5); }

.verdict__text { flex: 1; min-width: 220px; }
.verdict__eyebrow {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--brass-bright);
}
.verdict__text h2 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 26px;
}
.verdict__summary { margin: 0; color: rgba(246,243,234,0.75); font-size: 14.5px; }

/* section score bars */

.scorebars {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 24px 32px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px 32px;
}
@media (max-width: 620px) { .scorebars { grid-template-columns: 1fr; } }

.scorebars > div {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.scorebar__label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 12px;
  color: rgba(18,23,43,0.6);
  min-height: 1.4em;
}

.scorebar__label span:first-child {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.scorebar__label span:last-child {
  flex-shrink: 0;
  margin-left: 12px;
  font-weight: 600;
}

.scorebar__track {
  height: 6px;
  background: var(--parchment-dim);
  border-radius: 4px;
  overflow: hidden;
}

.scorebar__fill {
  height: 100%;
  background: var(--brass);
  border-radius: 4px;
  transition: width 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

/* columns */

.cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
@media (max-width: 700px) { .cols { grid-template-columns: 1fr; } }

.col {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 24px;
}

.col__title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 16px;
}

.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  font-family: var(--font-mono);
  font-size: 12.5px;
  padding: 5px 11px;
  border-radius: 20px;
}
.chips--good .chip { background: var(--good-bg); color: var(--good); }
.chips--gap .chip { background: var(--bad-bg); color: var(--bad); }
.chips__empty { font-size: 13px; color: rgba(18,23,43,0.45); }

.list { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 12px; }
.list li {
  padding-left: 20px;
  position: relative;
  font-size: 14px;
  color: rgba(18,23,43,0.8);
}
.list li::before {
  content: "";
  position: absolute;
  left: 0; top: 7px;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--good);
}

.suggestions { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 14px; }
.suggestion { display: flex; gap: 12px; }
.suggestion__area {
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--brass);
  border: 1px solid var(--brass);
  border-radius: 3px;
  padding: 3px 7px;
  height: fit-content;
  white-space: nowrap;
}
.suggestion__text { font-size: 14px; color: rgba(18,23,43,0.8); margin: 0; }

/* ---------- Footer ---------- */

.footer {
  margin-top: 40px;
  padding: 28px 0 48px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: rgba(18,23,43,0.4);
  text-align: center;
}

.footer .wrap {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.footer__version {
  font-size: 11px;
  color: var(--brass);
  background: rgba(201, 161, 90, 0.1);
  padding: 2px 8px;
  border-radius: 3px;
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}