/* ---------- Pressé ---------- */
:root {
  --bg: #f7f3ec;
  --surface: #ffffff;
  --surface-2: #fbf7f1;
  --ink: #2a2521;
  --ink-soft: #6b6259;
  --ink-faint: #9a9088;
  --line: #ece5da;
  --accent: #ec6a2c;
  --accent-soft: #fce7d8;
  --accent-ink: #b64d17;
  --good: #2f8f5b;
  --bad: #c0492f;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 1px 2px rgba(42,37,33,.04), 0 8px 30px rgba(42,37,33,.06);
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, ui-serif, serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1b1815;
    --surface: #242019;
    --surface-2: #2b261f;
    --ink: #f2ece3;
    --ink-soft: #b9afa2;
    --ink-faint: #857c70;
    --line: #372f26;
    --accent: #f4813f;
    --accent-soft: #3a281c;
    --accent-ink: #f7a973;
    --shadow: 0 1px 2px rgba(0,0,0,.2), 0 8px 30px rgba(0,0,0,.3);
  }
}

* { box-sizing: border-box; }
[hidden] { display: none !important; } /* beat .controls/.summary/.progress display rules */

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 940px;
  margin: 0 auto;
  padding: clamp(20px, 5vw, 48px) clamp(16px, 4vw, 32px) 64px;
}

/* ---------- Masthead ---------- */
.masthead {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 28px;
}
.brand { display: flex; align-items: center; gap: 16px; flex: 1 1 auto; min-width: 0; }
.logo { width: 56px; height: 56px; flex: none; filter: drop-shadow(0 4px 10px rgba(236,106,44,.25)); }
.wordmark {
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(30px, 6vw, 40px);
  letter-spacing: -0.5px;
  margin: 0;
  line-height: 1;
}
.tagline { margin: 4px 0 0; color: var(--ink-soft); font-size: 14px; }
.privacy {
  margin: 0;
  font-size: 12.5px;
  color: var(--ink-faint);
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 6px 12px;
  border-radius: 999px;
  white-space: nowrap;
}

/* ---------- Mode toggle ---------- */
.modes {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 999px;
  margin-bottom: 20px;
  box-shadow: var(--shadow);
}
.mode-btn {
  display: inline-flex; align-items: center; gap: 7px;
  font: inherit; font-weight: 600; font-size: 14px;
  color: var(--ink-soft);
  background: transparent; border: none; cursor: pointer;
  padding: 8px 18px; border-radius: 999px;
  transition: background .15s, color .15s;
}
.mode-btn svg { width: 17px; height: 17px; }
.mode-btn:hover { color: var(--ink); }
.mode-btn.active { background: var(--accent); color: #fff; }

/* ---------- Drop zone ---------- */
.drop {
  display: block;
  border: 1.5px dashed color-mix(in srgb, var(--accent) 45%, var(--line));
  background: var(--surface);
  border-radius: var(--radius);
  padding: clamp(28px, 6vw, 52px);
  text-align: center;
  cursor: pointer;
  transition: border-color .15s, background .15s, transform .05s;
  box-shadow: var(--shadow);
}
.drop:hover, .drop:focus-visible { border-color: var(--accent); outline: none; }
.drop.drag { border-color: var(--accent); background: var(--accent-soft); transform: scale(1.004); }
.drop-icon { width: 34px; height: 34px; color: var(--accent); margin-bottom: 10px; }
.drop-title { font-size: 17px; font-weight: 600; margin: 0 0 4px; }
.drop-sub { margin: 0; color: var(--ink-soft); font-size: 13.5px; }
.link { color: var(--accent-ink); text-decoration: underline; text-underline-offset: 2px; }

/* ---------- Controls ---------- */
.controls {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 18px 22px;
  margin: 24px 0;
  padding: 22px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.control { display: flex; flex-direction: column; gap: 8px; min-width: 0; }
.control.two { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.control label { font-size: 13px; font-weight: 600; color: var(--ink-soft); }
.control .muted { font-weight: 400; color: var(--ink-faint); }
.control-head { display: flex; align-items: baseline; justify-content: space-between; }
#qualityVal {
  font-family: var(--serif); font-size: 18px; color: var(--accent-ink);
  font-variant-numeric: tabular-nums;
}
.hint { margin: 0; font-size: 12px; color: var(--ink-faint); line-height: 1.4; }

input[type="number"], input[type="text"], select {
  width: 100%;
  font: inherit;
  color: var(--ink);
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 9px 11px;
  transition: border-color .15s;
  -webkit-appearance: none;
  appearance: none;
}
select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%239a9088' stroke-width='1.6' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 30px;
  cursor: pointer;
}
input[type="number"]:focus, input[type="text"]:focus, select:focus { outline: none; border-color: var(--accent); }

/* ---------- Watermark card ---------- */
.wm-card {
  margin: 0 0 24px;
  padding: 18px 22px 22px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.wm-top { display: flex; align-items: center; justify-content: space-between; gap: 14px; }
.wm-heading { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.wm-title { font-size: 16px; font-weight: 600; color: var(--ink); font-family: var(--serif); letter-spacing: -0.2px; }
.wm-heading .muted { font-size: 12.5px; color: var(--ink-faint); }

.wm-body { margin-top: 16px; padding-top: 18px; border-top: 1px solid var(--line); }

/* segmented Text / Logo */
.seg { display: inline-flex; gap: 4px; padding: 4px; background: var(--surface-2); border: 1px solid var(--line); border-radius: 999px; margin-bottom: 18px; }
.seg button {
  font: inherit; font-weight: 600; font-size: 13px; color: var(--ink-soft);
  background: transparent; border: none; cursor: pointer; padding: 6px 16px; border-radius: 999px;
  transition: background .15s, color .15s;
}
.seg button:hover { color: var(--ink); }
.seg button.active { background: var(--accent); color: #fff; }

.wm-layout { display: grid; grid-template-columns: 1fr; gap: 20px; }
.wm-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 14px 18px; align-content: start; }
.wm-grid .control { display: flex; flex-direction: column; gap: 8px; min-width: 0; }
@media (min-width: 720px) {
  .wm-layout { grid-template-columns: minmax(0, 1fr) minmax(230px, 320px); align-items: start; }
}

/* live preview */
.wm-preview-box { margin: 0; }
.wm-preview-label { font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: .04em; color: var(--ink-faint); margin-bottom: 8px; }
#wmPreviewCanvas {
  display: block; width: 100%; height: auto; border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background:
    linear-gradient(45deg, #e9e2d7 25%, transparent 25%, transparent 75%, #e9e2d7 75%) 0 0 / 16px 16px,
    linear-gradient(45deg, #e9e2d7 25%, #f4efe7 25%, #f4efe7 75%, #e9e2d7 75%) 8px 8px / 16px 16px;
}
.wm-preview-box .hint { margin-top: 8px; }

/* ---------- QR code tool ---------- */
.qr-tool { margin: 24px 0; padding: 22px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.qr-tool .seg { margin-bottom: 20px; }
.qr-layout { display: grid; grid-template-columns: 1fr; gap: 22px; }
@media (min-width: 720px) { .qr-layout { grid-template-columns: minmax(0, 1fr) minmax(240px, 320px); align-items: start; } }
.qr-controls { display: flex; flex-direction: column; gap: 16px; min-width: 0; }
.qr-controls > .control { display: flex; flex-direction: column; gap: 8px; }
.qr-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 14px 18px; }
.qr-grid .control { display: flex; flex-direction: column; gap: 8px; min-width: 0; }
textarea {
  width: 100%; font: inherit; font-size: 14px; color: var(--ink);
  background: var(--surface-2); border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: 10px 12px; resize: vertical; min-height: 44px;
}
textarea:focus { outline: none; border-color: var(--accent); }
.qr-preview-box { margin: 0; display: flex; flex-direction: column; gap: 12px; }
.qr-canvas-holder {
  position: relative; display: flex; align-items: center; justify-content: center;
  aspect-ratio: 1; border-radius: var(--radius-sm); border: 1px solid var(--line);
  padding: 14px;
  background:
    linear-gradient(45deg, #e9e2d7 25%, transparent 25%, transparent 75%, #e9e2d7 75%) 0 0 / 16px 16px,
    linear-gradient(45deg, #e9e2d7 25%, #f4efe7 25%, #f4efe7 75%, #e9e2d7 75%) 8px 8px / 16px 16px;
}
#qrCanvas { display: block; max-width: 100%; max-height: 100%; height: auto; image-rendering: pixelated; border-radius: 4px; }
#qrCanvas[hidden] { display: none; }
.qr-empty { margin: 0; color: var(--ink-faint); font-size: 13px; text-align: center; padding: 0 16px; }
.qr-actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.qr-actions .btn { flex: 1 1 auto; }
.qr-actions .progress-label { flex: 1 1 100%; }

input[type="color"] {
  width: 100%; height: 40px; padding: 4px;
  background: var(--surface-2); border: 1px solid var(--line);
  border-radius: var(--radius-sm); cursor: pointer;
}
input[type="color"]::-webkit-color-swatch-wrapper { padding: 0; }
input[type="color"]::-webkit-color-swatch { border: none; border-radius: 5px; }
input[type="file"] { font: inherit; font-size: 13px; color: var(--ink-soft); max-width: 100%; }
input[type="file"]::file-selector-button {
  font: inherit; font-weight: 600; font-size: 12.5px;
  margin-right: 10px; padding: 7px 12px;
  border: 1px solid var(--line); border-radius: 999px;
  background: var(--surface-2); color: var(--ink); cursor: pointer;
  transition: border-color .15s;
}
input[type="file"]::file-selector-button:hover { border-color: var(--accent); }
.pos-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 5px; max-width: 108px; }
.pos-grid button {
  aspect-ratio: 1; border: 1px solid var(--line); background: var(--surface-2);
  border-radius: 6px; cursor: pointer; position: relative; padding: 0;
  transition: border-color .15s, background .15s;
}
.pos-grid button::after {
  content: ""; position: absolute; width: 6px; height: 6px; border-radius: 50%;
  background: var(--ink-faint); top: 50%; left: 50%; transform: translate(-50%, -50%);
  transition: background .15s;
}
.pos-grid button:hover { border-color: var(--accent); }
.pos-grid button.active { background: var(--accent-soft); border-color: var(--accent); }
.pos-grid button.active::after { background: var(--accent); }

/* range */
input[type="range"] { width: 100%; -webkit-appearance: none; appearance: none; background: transparent; cursor: pointer; }
input[type="range"]:disabled { opacity: .4; cursor: not-allowed; }
input[type="range"]::-webkit-slider-runnable-track { height: 5px; border-radius: 999px; background: var(--line); }
input[type="range"]::-moz-range-track { height: 5px; border-radius: 999px; background: var(--line); }
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none; width: 18px; height: 18px; margin-top: -6.5px;
  border-radius: 50%; background: var(--accent); border: 3px solid var(--surface);
  box-shadow: 0 1px 4px rgba(236,106,44,.5);
}
input[type="range"]::-moz-range-thumb {
  width: 15px; height: 15px; border-radius: 50%; background: var(--accent);
  border: 3px solid var(--surface); box-shadow: 0 1px 4px rgba(236,106,44,.5);
}
.control.dim { opacity: .55; }

/* ---------- Actions ---------- */
.actions { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 20px; }
.btn {
  font: inherit; font-weight: 600; font-size: 14px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
  padding: 10px 18px;
  border-radius: 999px;
  cursor: pointer;
  transition: background .15s, border-color .15s, transform .05s, opacity .15s;
}
.btn:hover:not(:disabled) { border-color: var(--accent); }
.btn:active:not(:disabled) { transform: translateY(1px); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover:not(:disabled) { background: var(--accent-ink); border-color: var(--accent-ink); }
.btn.ghost { background: transparent; color: var(--ink-soft); }

.progress { display: flex; align-items: center; gap: 10px; margin-left: auto; min-width: 180px; }
.progress-bar { flex: 1; height: 6px; background: var(--line); border-radius: 999px; overflow: hidden; }
.progress-bar span { display: block; height: 100%; width: 0; background: var(--accent); transition: width .2s ease; }
.progress-label { font-size: 12.5px; color: var(--ink-soft); font-variant-numeric: tabular-nums; white-space: nowrap; }

/* ---------- Warning / summary ---------- */
.warning {
  background: color-mix(in srgb, #e8a13c 15%, var(--surface));
  border: 1px solid color-mix(in srgb, #e8a13c 45%, var(--line));
  color: var(--ink);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  font-size: 13.5px;
  margin-bottom: 18px;
}
.warning strong { color: var(--accent-ink); }
.warning ul { margin: 8px 0 0; padding-left: 18px; }
.warning code { background: rgba(0,0,0,.06); padding: 1px 5px; border-radius: 5px; font-size: 12.5px; }

.summary {
  display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap;
  font-family: var(--serif);
  font-size: clamp(18px, 4vw, 22px);
  padding: 16px 20px;
  background: var(--accent-soft);
  border-radius: var(--radius-sm);
  margin-bottom: 18px;
}
.summary b { color: var(--accent-ink); }
.summary .sub { font-family: var(--sans); font-size: 13px; color: var(--ink-soft); }

/* ---------- Results table ---------- */
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.results {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  font-size: 13.5px;
}
.results th, .results td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--line); }
.results thead th { font-size: 11.5px; text-transform: uppercase; letter-spacing: .04em; color: var(--ink-faint); font-weight: 600; background: var(--surface-2); }
.results tbody tr:last-child td { border-bottom: none; }
.col-num, td.col-num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.col-status { white-space: nowrap; }
.col-thumb { width: 46px; }
.thumb { width: 40px; height: 40px; object-fit: cover; border-radius: 8px; background: var(--surface-2); border: 1px solid var(--line); display: block; }
.fname { font-weight: 500; word-break: break-all; }
.fmeta { color: var(--ink-faint); font-size: 12px; }
.saved-pos { color: var(--good); font-weight: 600; }
.saved-neg { color: var(--bad); font-weight: 600; }
.badge { display: inline-flex; align-items: center; gap: 5px; font-size: 12px; font-weight: 600; padding: 3px 9px; border-radius: 999px; }
.badge.ok { background: color-mix(in srgb, var(--good) 15%, transparent); color: var(--good); }
.badge.err { background: color-mix(in srgb, var(--bad) 15%, transparent); color: var(--bad); }
.badge.wait { background: var(--surface-2); color: var(--ink-faint); }
.badge.run { background: var(--accent-soft); color: var(--accent-ink); }
.qtag { font-size: 11.5px; color: var(--ink-faint); }
.dl-btn {
  font: inherit; font-size: 12px; font-weight: 600;
  border: 1px solid var(--line); background: var(--surface-2); color: var(--ink-soft);
  padding: 5px 11px; border-radius: 999px; cursor: pointer;
}
.dl-btn:hover:not(:disabled) { border-color: var(--accent); color: var(--accent-ink); }
.dl-btn:disabled { opacity: .35; cursor: default; }

/* ---------- FAQ: top-right trigger + slide-in panel ---------- */
.masthead-side { display: flex; flex-direction: column; align-items: flex-end; gap: 10px; flex: none; }
.faq-link {
  display: inline-flex; align-items: center; gap: 6px;
  font: inherit; font-weight: 600; font-size: 13px;
  color: var(--ink-soft); background: var(--surface);
  border: 1px solid var(--line); border-radius: 999px;
  padding: 7px 14px; cursor: pointer;
  box-shadow: var(--shadow);
  transition: border-color .15s, color .15s;
}
.faq-link svg { width: 15px; height: 15px; color: var(--accent); }
.faq-link:hover { border-color: var(--accent); color: var(--ink); }

.faq-overlay {
  position: fixed; inset: 0; z-index: 100;
  opacity: 0; visibility: hidden;
  transition: opacity .25s ease, visibility .25s ease;
}
.faq-overlay.open { opacity: 1; visibility: visible; }
.faq-backdrop {
  position: absolute; inset: 0;
  background: rgba(30, 26, 22, .42);
  backdrop-filter: blur(2px); -webkit-backdrop-filter: blur(2px);
}
.faq-panel {
  position: absolute; top: 0; right: 0; height: 100%;
  width: min(460px, 92vw);
  background: var(--bg);
  box-shadow: -12px 0 40px rgba(42, 37, 33, .22);
  border-radius: 22px 0 0 22px;
  display: flex; flex-direction: column;
  transform: translateX(100%);
  transition: transform .32s cubic-bezier(.4, 0, .2, 1);
  outline: none;
}
.faq-overlay.open .faq-panel { transform: translateX(0); }
.faq-panel-head {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 22px 22px 14px; flex: none;
  border-bottom: 1px solid var(--line);
}
.faq-panel-body { overflow-y: auto; -webkit-overflow-scrolling: touch; padding: 16px 22px 28px; }
.faq-title {
  font-family: var(--serif); font-size: 23px; font-weight: 600;
  margin: 0; letter-spacing: -0.3px;
}
.faq-close {
  flex: none; width: 34px; height: 34px; border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--surface); border: 1px solid var(--line); color: var(--ink-soft);
  cursor: pointer; transition: border-color .15s, color .15s;
}
.faq-close svg { width: 18px; height: 18px; }
.faq-close:hover { border-color: var(--accent); color: var(--accent-ink); }
@media (prefers-reduced-motion: reduce) {
  .faq-overlay, .faq-panel { transition: opacity .25s ease, visibility .25s ease; }
  .faq-panel { transition: none; }
}
.faq-item {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  margin-bottom: 10px;
  overflow: hidden;
}
.faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: 16px 46px 16px 18px;
  font-weight: 600;
  font-size: 15px;
  position: relative;
  transition: color .15s;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: var(--accent-ink); }
.faq-item summary::after {
  content: "";
  position: absolute; right: 18px; top: 50%;
  width: 9px; height: 9px; margin-top: -6px;
  border-right: 2px solid var(--ink-faint); border-bottom: 2px solid var(--ink-faint);
  transform: rotate(45deg); transition: transform .2s;
}
.faq-item[open] summary::after { transform: rotate(-135deg); margin-top: -3px; }
.faq-item[open] summary { color: var(--accent-ink); }
.faq-item p { margin: 0 18px 18px; color: var(--ink-soft); font-size: 14px; line-height: 1.6; }

.foot { margin-top: 36px; color: var(--ink-faint); font-size: 12.5px; text-align: center; line-height: 1.5; }
.foot .credit { margin: 10px 0 0; font-size: 13px; }
.foot .credit a { color: var(--accent-ink); font-weight: 600; text-decoration: none; border-bottom: 1px solid color-mix(in srgb, var(--accent) 40%, transparent); }
.foot .credit a:hover { border-bottom-color: var(--accent); }

@media (max-width: 560px) {
  .privacy { display: none; }
  .col-thumb { display: none; }
  .results th, .results td { padding: 9px 8px; }
  .progress { width: 100%; margin-left: 0; }
  .modes { display: flex; width: 100%; }
  .mode-btn { flex: 1; justify-content: center; padding: 9px 6px; font-size: 12.5px; }
  .mode-btn svg { width: 15px; height: 15px; }
}