:root {
  color-scheme: dark;
  --bg: #0c0d0f;
  --surface: #141619;
  --surface-raised: #1b1e22;
  --surface-soft: #23272c;
  --text: #f4f3ef;
  --text-muted: #a6a8a9;
  --border: rgb(255 255 255 / 10%);
  --border-strong: rgb(255 255 255 / 18%);
  --accent: #efac4b;
  --accent-hover: #f6bb63;
  --accent-text: #1c1308;
  --danger: #ff8f82;
  --focus: #79baff;
  --shadow: 0 24px 80px rgb(0 0 0 / 38%);
  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 24px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
  min-width: 320px;
}

body {
  margin: 0;
  min-width: 320px;
  min-height: 100dvh;
  /* The shared bar is fixed and sets --rf-h. Reserve that height when present. */
  padding-top: var(--rf-h, 0px);
  color: var(--text);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  background:
    radial-gradient(
      circle at 12% -10%,
      color-mix(in srgb, var(--accent) 9%, transparent),
      transparent 28rem
    ),
    var(--bg);
}

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

button:focus-visible,
a:focus-visible,
textarea:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

.upload-dropzone:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

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

/* —— Shared product UI (EasyPic-aligned) —— */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-weight: 650;
  cursor: pointer;
  color: var(--text);
  transition: background-color 0.16s, border-color 0.16s, color 0.16s,
    transform 0.16s;
}

.button:hover:not(:disabled) {
  transform: translateY(-1px);
}

.button:disabled {
  cursor: not-allowed;
  opacity: 0.48;
}

.button--primary {
  background: var(--accent);
  color: var(--accent-text);
}

.button--primary:hover:not(:disabled) {
  background: var(--accent-hover);
}

.button--secondary {
  border-color: var(--border);
  background: var(--surface-soft);
}

.button--secondary:hover:not(:disabled) {
  border-color: var(--border-strong);
  background: color-mix(in srgb, var(--surface-soft) 75%, var(--text) 5%);
}

.upload-screen {
  display: grid;
  place-items: center;
  min-height: calc(100dvh - var(--rf-h, 0px));
  padding: max(48px, env(safe-area-inset-top)) max(20px, env(safe-area-inset-right))
    max(32px, env(safe-area-inset-bottom)) max(20px, env(safe-area-inset-left));
}

.upload-card {
  width: min(100%, 630px);
  text-align: center;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 13px;
  background: var(--accent);
  color: var(--accent-text);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: -0.04em;
  box-shadow: 0 10px 35px color-mix(in srgb, var(--accent) 25%, transparent);
}

.eyebrow {
  margin: 18px 0 8px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.upload-card h1 {
  max-width: 560px;
  margin: 0 auto;
  font-size: clamp(32px, 6vw, 54px);
  line-height: 1.08;
  letter-spacing: -0.045em;
}

.upload-intro {
  margin: 16px auto 30px;
  color: var(--text-muted);
  font-size: 16px;
}

.upload-intro:focus {
  outline: none;
}

.upload-dropzone {
  display: grid;
  place-items: center;
  align-content: center;
  gap: 11px;
  min-height: 240px;
  padding: 32px;
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-lg);
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  box-shadow: inset 0 1px rgb(255 255 255 / 4%);
  cursor: pointer;
  transition: border-color 0.16s, background-color 0.16s, transform 0.16s;
}

.upload-dropzone:hover,
.upload-dropzone[data-dragging="true"] {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--surface) 84%, var(--accent) 7%);
  transform: translateY(-2px);
}

.upload-dropzone[aria-busy="true"] {
  cursor: progress;
  border-color: var(--accent);
  background: color-mix(in srgb, var(--surface) 84%, var(--accent) 7%);
  pointer-events: none;
}

.upload-dropzone > svg {
  width: 38px;
  height: 38px;
  color: var(--accent);
}

.upload-dropzone strong {
  font-size: 18px;
}

.upload-dropzone > span {
  color: var(--text-muted);
}

.privacy-note {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  margin: 18px 0 0;
  color: var(--text-muted);
  font-size: 13px;
}

.privacy-note svg {
  width: 15px;
  height: 15px;
  flex: none;
}

/* Result / warning states share upload-card layout */
.file-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  max-width: 100%;
  margin: 0 auto 22px;
  padding: 8px 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 600;
}

.file-chip svg {
  width: 16px;
  height: 16px;
  color: var(--accent);
  flex: none;
}

.file-chip__name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--text);
  max-width: 42ch;
}

.result-card {
  text-align: left;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-raised);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.result-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 18px 22px;
  border-bottom: 1px solid var(--border);
}

.result-row:last-child {
  border-bottom: 0;
}

.result-row__label {
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 650;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.result-row__value {
  color: var(--text);
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.02em;
  word-break: break-word;
}

.result-row__note {
  color: var(--text-muted);
  font-size: 12px;
}

.result-row--shutter .result-row__value {
  color: var(--accent);
  font-size: clamp(36px, 8vw, 52px);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.05;
  font-variant-numeric: tabular-nums;
}

.result-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 24px;
}

.warn-banner {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  text-align: left;
  margin: 0 0 20px;
  padding: 16px 18px;
  border: 1px solid color-mix(in srgb, var(--danger) 35%, var(--border));
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--danger) 10%, var(--surface));
  color: var(--text);
  font-size: 14px;
  line-height: 1.55;
}

.warn-banner svg {
  width: 20px;
  height: 20px;
  flex: none;
  margin-top: 1px;
  color: var(--danger);
}

.warn-banner strong {
  display: block;
  margin-bottom: 4px;
  color: var(--danger);
  font-size: 14px;
  font-weight: 700;
}

.feedback-panel {
  margin-top: 20px;
  padding: 16px 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  text-align: left;
}

.feedback-panel h2 {
  margin: 0;
  font-size: 14px;
  font-weight: 700;
}

.feedback-panel p {
  margin: 6px 0 10px;
  color: var(--text-muted);
  font-size: 13px;
}

.feedback-panel__report {
  display: block;
  width: 100%;
  min-height: 116px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
  color: var(--text);
  font: 12px/1.6 ui-monospace, SFMono-Regular, Consolas, monospace;
  overflow-wrap: anywhere;
  resize: vertical;
}

.feedback-panel .feedback-panel__privacy {
  margin: 8px 0 12px;
  font-size: 12px;
}

.feedback-panel__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
}

.feedback-panel__actions .button {
  font-size: 13px;
}

.feedback-panel__copy-status {
  color: var(--text-muted);
  font-size: 12px;
}

.spinner {
  width: 38px;
  height: 38px;
  border: 3px solid color-mix(in srgb, var(--accent) 25%, transparent);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

.loading-hint {
  color: var(--accent);
  font-size: 14px;
  font-weight: 650;
}

@media (max-width: 480px) {
  .result-row {
    padding: 16px 18px;
  }

  .file-chip__name {
    max-width: 28ch;
  }
}