:root {
  color-scheme: light;
  --ink: #173a34;
  --muted: #6d7c79;
  --green: #176b5b;
  --green-dark: #105246;
  --mint: #e8f4ef;
  --cream: #f8f6f0;
  --gold: #c7a96b;
  --line: #dce5e1;
  --white: #fff;
  --danger: #a34747;
  --shadow: 0 16px 50px rgba(22, 61, 53, 0.1);
}

* { box-sizing: border-box; }

html { min-height: 100%; background: var(--cream); }

body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  color: var(--ink);
  background:
    radial-gradient(circle at 8% 0%, rgba(199, 169, 107, 0.16), transparent 27rem),
    radial-gradient(circle at 100% 18%, rgba(23, 107, 91, 0.1), transparent 24rem),
    var(--cream);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
}

button, input { font: inherit; }
button { -webkit-tap-highlight-color: transparent; }

.shell {
  width: min(100%, 760px);
  margin: 0 auto;
  padding: 24px 18px 40px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 38px;
}

.brand-mark {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  color: var(--green);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: 0 8px 22px rgba(22, 61, 53, 0.08);
}

.brand-mark svg { width: 30px; height: 30px; }
.brand h1 { margin: 1px 0 0; font-size: 19px; letter-spacing: -0.02em; }
.eyebrow, .section-label {
  margin: 0;
  color: var(--green);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.16em;
}

.language-button {
  margin-left: auto;
  padding: 8px 11px;
  color: var(--green);
  background: rgba(255,255,255,.7);
  border: 1px solid var(--line);
  border-radius: 10px;
  cursor: pointer;
  font-weight: 700;
}

.hero { max-width: 630px; margin: 0 auto 24px; text-align: center; }
.hero h2 { margin: 16px 0 10px; font-size: clamp(30px, 7vw, 48px); line-height: 1.05; letter-spacing: -0.045em; }
.hero > p { max-width: 600px; margin: 0 auto; color: var(--muted); font-size: 16px; line-height: 1.6; }

.secure-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 11px;
  color: var(--green);
  background: var(--mint);
  border: 1px solid rgba(23,107,91,.12);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
}
.secure-pill svg { width: 15px; fill: none; stroke: currentColor; stroke-width: 1.8; }

.scanner-card, .results {
  background: rgba(255,255,255,.9);
  border: 1px solid rgba(23,58,52,.1);
  border-radius: 24px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.scanner-card { padding: 10px; }
.drop-zone {
  padding: 42px 18px 32px;
  text-align: center;
  border: 1.5px dashed #b9cec7;
  border-radius: 17px;
  transition: .2s ease;
}
.drop-zone.dragging { background: var(--mint); border-color: var(--green); transform: scale(.995); }
.drop-zone h3, .progress-area h3 { margin: 16px 0 5px; font-size: 19px; }
.drop-zone p { margin: 0; color: var(--muted); font-size: 13px; }
.drop-zone .drop-hint {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  margin-top: 12px;
  font-size: 11px;
}
.drop-hint kbd {
  min-width: 24px;
  padding: 3px 5px;
  color: var(--ink);
  background: var(--white);
  border: 1px solid #cdd8d4;
  border-bottom-width: 2px;
  border-radius: 5px;
  font-family: inherit;
  font-size: 10px;
  font-weight: 800;
  line-height: 1;
}

.upload-icon {
  display: grid;
  width: 58px;
  height: 58px;
  margin: auto;
  place-items: center;
  color: var(--green);
  background: var(--mint);
  border-radius: 18px;
}
.upload-icon svg { width: 29px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.upload-actions { display: flex; justify-content: center; margin-top: 20px; }

.primary-button, .secondary-button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 12px 18px;
  border-radius: 13px;
  cursor: pointer;
  font-weight: 800;
  transition: transform .15s ease, background .15s ease;
}
.primary-button {
  color: var(--white);
  background: var(--green);
  border: 1px solid var(--green);
  box-shadow: 0 8px 20px rgba(23,107,91,.18);
}
.primary-button:hover { background: var(--green-dark); transform: translateY(-1px); }
.primary-button:disabled { opacity: .55; cursor: wait; transform: none; }
.secondary-button { color: var(--ink); background: var(--white); border: 1px solid var(--line); }
.primary-button svg, .secondary-button svg { width: 20px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.full { width: 100%; }

.preview-area { padding: 12px; }
.preview-header, .results-heading { display: flex; align-items: center; justify-content: space-between; gap: 14px; }
.preview-header { margin-bottom: 12px; }
.file-name { max-width: 260px; margin: 4px 0 0; overflow: hidden; color: var(--muted); font-size: 13px; text-overflow: ellipsis; white-space: nowrap; }
.icon-button {
  display: grid;
  width: 40px;
  height: 40px;
  padding: 0;
  place-items: center;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 11px;
  cursor: pointer;
}
.icon-button svg { width: 19px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; }
.icon-button.danger { color: var(--danger); }
.preview-frame {
  display: grid;
  max-height: 450px;
  margin-bottom: 13px;
  overflow: hidden;
  place-items: center;
  background: #eef1ef;
  border-radius: 14px;
}
.preview-frame img, .preview-frame canvas { display: block; max-width: 100%; max-height: 450px; object-fit: contain; }

.progress-area { padding: 48px 24px 42px; text-align: center; }
.progress-area p { margin: 4px 0 18px; color: var(--muted); font-size: 13px; }
.scan-animation {
  display: grid;
  width: 70px;
  height: 70px;
  margin: auto;
  place-items: center;
  color: var(--green);
  background: var(--mint);
  border-radius: 22px;
  animation: breathe 1.6s ease-in-out infinite;
}
.scan-animation svg { width: 45px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; }
.scan-animation svg path:last-child { animation: scan 1.6s ease-in-out infinite; }
.progress-track { height: 7px; overflow: hidden; background: #e6ece9; border-radius: 999px; }
.progress-track span { display: block; width: 4%; height: 100%; background: linear-gradient(90deg, var(--green), #56a08f); border-radius: inherit; transition: width .25s ease; }
.progress-area .privacy-note { margin: 14px 0 0; font-size: 11px; }

.results { margin-top: 18px; padding: 22px; }
.results-heading h2 { margin: 4px 0 0; font-size: 24px; }
.confidence-badge { padding: 6px 9px; color: #765f27; background: #fbf2d7; border-radius: 999px; font-size: 11px; font-weight: 800; }
.confidence-badge.good { color: var(--green); background: var(--mint); }
.result-list { display: grid; gap: 10px; margin: 19px 0; }
.result-item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 15px;
  background: #f7faf8;
  border: 1px solid var(--line);
  border-radius: 15px;
}
.result-label { margin: 0 0 5px; color: var(--muted); font-size: 11px; font-weight: 700; }
.result-value { margin: 0; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: clamp(20px, 6vw, 28px); font-weight: 800; letter-spacing: .04em; }
.result-value.missing { color: var(--danger); font-family: inherit; font-size: 16px; letter-spacing: 0; }
.copy-button { color: var(--green); }
.copy-button:disabled { color: #9aa7a3; cursor: not-allowed; }
.result-actions { display: grid; gap: 9px; }
.verify-note { display: flex; gap: 8px; align-items: flex-start; margin: 15px 2px 0; color: var(--muted); font-size: 11px; line-height: 1.45; }
.verify-note svg { flex: 0 0 17px; width: 17px; fill: none; stroke: var(--gold); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

footer { padding: 28px 10px 0; text-align: center; color: var(--muted); font-size: 11px; }
footer p { margin: 3px 0; }
footer .disclaimer { opacity: .8; }

.toast {
  position: fixed;
  right: 18px;
  bottom: 18px;
  left: 18px;
  z-index: 10;
  max-width: 420px;
  margin: auto;
  padding: 13px 16px;
  color: var(--white);
  text-align: center;
  background: var(--ink);
  border-radius: 12px;
  box-shadow: 0 12px 30px rgba(0,0,0,.2);
  font-size: 13px;
  font-weight: 700;
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: .2s ease;
}
.toast.visible { opacity: 1; transform: translateY(0); }

[hidden] { display: none !important; }

html[dir="rtl"] body { font-family: Tahoma, Arial, sans-serif; }
html[dir="rtl"] .language-button { margin-right: auto; margin-left: 0; }
html[dir="rtl"] .eyebrow, html[dir="rtl"] .section-label { letter-spacing: .06em; }
html[dir="rtl"] .result-value { direction: ltr; text-align: right; }

@keyframes breathe { 50% { transform: scale(1.06); } }
@keyframes scan { 0%,100% { transform: translateY(-6px); } 50% { transform: translateY(6px); } }

@media (min-width: 650px) {
  .shell { padding-top: 34px; }
  .scanner-card { padding: 13px; }
  .drop-zone { padding: 54px 24px 42px; }
  .results { padding: 28px; }
  .result-list { grid-template-columns: 1fr 1fr; }
  .result-actions { grid-template-columns: 1.4fr 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; transition-duration: .01ms !important; }
}