#ascii-portrait-app {
  --ap-ink: #1b1a17;
  --ap-paper: #f4f0e6;
  --ap-paper-deep: #e6dfd0;
  --ap-rule: #c8c0b0;
  --ap-muted: #6f6a5f;
  --ap-accent: #e54b2a;
  --ap-accent-dark: #b93218;
  --ap-lime: #d9f24f;
  --ap-black: #10110f;
  --ap-serif: "Iowan Old Style", "Palatino Linotype", Palatino, Baskerville, Georgia, serif;
  --ap-sans: "Arial Narrow", "Aptos Narrow", "Helvetica Neue", sans-serif;
  --ap-mono: "Courier Prime", "Nimbus Mono PS", "Courier New", monospace;
  color: var(--ap-ink);
  background: var(--ap-paper);
  font-family: var(--ap-sans);
  overflow: hidden;
}

#ascii-portrait-app *,
#ascii-portrait-app *::before,
#ascii-portrait-app *::after { box-sizing: border-box; }

/* Bootstrap gives file inputs and several utility elements an explicit display
   value. Keep the native hidden attribute authoritative inside this app. */
#ascii-portrait-app [hidden] { display: none !important; }

#ascii-portrait-app button,
#ascii-portrait-app input,
#ascii-portrait-app select { font: inherit; }

#ascii-portrait-app button { color: inherit; }

#ascii-portrait-app .ap-shell {
  width: min(1260px, calc(100% - 48px));
  margin-inline: auto;
}

#ascii-portrait-app .ap-hero {
  position: relative;
  min-height: 590px;
  padding: 88px 0 76px;
  border-bottom: 1px solid var(--ap-ink);
  background:
    radial-gradient(circle at 87% 22%, rgba(229, 75, 42, .16) 0 1px, transparent 1.5px) 0 0 / 10px 10px,
    linear-gradient(105deg, transparent 0 66%, rgba(229, 75, 42, .07) 66% 66.2%, transparent 66.2%);
}

#ascii-portrait-app .ap-hero::before {
  content: "ASCII / PORTRAIT / PRESS";
  position: absolute;
  top: 50%;
  left: -112px;
  color: var(--ap-muted);
  font-family: var(--ap-mono);
  font-size: 10px;
  letter-spacing: .22em;
  transform: rotate(-90deg);
}

#ascii-portrait-app .ap-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, .84fr) minmax(480px, 1.16fr);
  gap: 82px;
  align-items: center;
}

#ascii-portrait-app .ap-kicker {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 26px;
  color: var(--ap-accent-dark);
  font-family: var(--ap-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .17em;
  text-transform: uppercase;
}

#ascii-portrait-app .ap-kicker span { font-size: 17px; }

#ascii-portrait-app .ap-hero h1,
#ascii-portrait-app .ap-method h2 {
  margin: 0;
  color: var(--ap-ink);
  font-family: var(--ap-serif);
  font-size: clamp(58px, 7.2vw, 102px);
  font-weight: 400;
  letter-spacing: -.075em;
  line-height: .86;
}

#ascii-portrait-app .ap-hero h1 em {
  position: relative;
  color: var(--ap-accent);
  font-weight: 400;
}

#ascii-portrait-app .ap-hero h1 em::after {
  content: "";
  position: absolute;
  right: -10px;
  bottom: -.08em;
  left: 2px;
  height: 7px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='10' viewBox='0 0 300 10'%3E%3Cpath d='M2 7c42-7 74 2 117-2 41-4 82 4 179-2' fill='none' stroke='%23e54b2a' stroke-width='3' stroke-linecap='round'/%3E%3C/svg%3E") center / 100% 100% no-repeat;
}

/* Display type needs language-aware metrics: the compact Latin leading above
   is too tight for full-height CJK and stacked Thai marks. */
html:lang(zh) #ascii-portrait-app .ap-hero h1,
html:lang(ja) #ascii-portrait-app .ap-hero h1 {
  font-family: "Songti SC", "Songti TC", "Yu Mincho", "Hiragino Mincho ProN", serif;
  font-size: clamp(48px, 5.5vw, 76px);
  letter-spacing: -.04em;
  line-height: 1.08;
  white-space: nowrap;
}

html:lang(zh) #ascii-portrait-app .ap-method h2,
html:lang(ja) #ascii-portrait-app .ap-method h2 { line-height: 1.08; }

html:lang(th) #ascii-portrait-app .ap-hero h1,
html:lang(th) #ascii-portrait-app .ap-method h2 {
  font-size: clamp(46px, 5.4vw, 76px);
  letter-spacing: -.02em;
  line-height: 1.18;
}

html:lang(vi) #ascii-portrait-app .ap-hero h1,
html:lang(vi) #ascii-portrait-app .ap-method h2 {
  font-size: clamp(48px, 6.2vw, 86px);
  letter-spacing: -.045em;
  line-height: 1.03;
}

#ascii-portrait-app .ap-intro {
  max-width: 500px;
  margin: 34px 0 26px;
  color: #4d4941;
  font-family: var(--ap-serif);
  font-size: 19px;
  line-height: 1.58;
}

#ascii-portrait-app .ap-privacy-note {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 9px 13px;
  border: 1px solid var(--ap-rule);
  background: rgba(255, 255, 255, .36);
  color: var(--ap-muted);
  font-size: 12px;
  letter-spacing: .02em;
}

#ascii-portrait-app .ap-privacy-note i { color: var(--ap-accent); }

#ascii-portrait-app .ap-hero-specimen {
  position: relative;
  width: 100%;
  min-height: 420px;
  padding: 52px 44px 38px;
  border: 1px solid var(--ap-ink);
  background: var(--ap-black);
  box-shadow: 18px 18px 0 var(--ap-lime);
  color: var(--ap-paper);
  transform: rotate(1.25deg);
  animation: ap-enter .7s cubic-bezier(.2, .8, .2, 1) both;
}

#ascii-portrait-app .ap-hero-specimen::before,
#ascii-portrait-app .ap-hero-specimen::after {
  content: "";
  position: absolute;
  width: 36px;
  height: 36px;
}

#ascii-portrait-app .ap-hero-specimen::before {
  top: 17px;
  left: 17px;
  border-top: 1px solid var(--ap-paper);
  border-left: 1px solid var(--ap-paper);
}

#ascii-portrait-app .ap-hero-specimen::after {
  right: 17px;
  bottom: 17px;
  border-right: 1px solid var(--ap-paper);
  border-bottom: 1px solid var(--ap-paper);
}

#ascii-portrait-app .ap-hero-specimen pre {
  margin: 10px 0 18px;
  color: var(--ap-paper);
  border: 0;
  background: transparent;
  font-family: var(--ap-mono);
  font-size: clamp(16px, 2.1vw, 25px);
  font-weight: 700;
  line-height: 1.12;
  text-align: center;
  text-shadow: 4px 0 0 rgba(229, 75, 42, .22);
  overflow: visible;
}

#ascii-portrait-app .ap-specimen-index,
#ascii-portrait-app .ap-specimen-caption {
  font-family: var(--ap-mono);
  font-size: 9px;
  letter-spacing: .18em;
}

#ascii-portrait-app .ap-specimen-index {
  position: absolute;
  top: 20px;
  right: 24px;
  color: var(--ap-lime);
}

#ascii-portrait-app .ap-specimen-caption {
  display: block;
  color: #9e9d96;
  text-align: center;
}

#ascii-portrait-app .ap-studio {
  padding: 78px 0 96px;
  background:
    linear-gradient(rgba(27, 26, 23, .035) 1px, transparent 1px) 0 0 / 100% 34px,
    #e8e2d5;
}

#ascii-portrait-app .ap-section-heading {
  display: grid;
  grid-template-columns: 210px 1fr auto;
  align-items: end;
  gap: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--ap-ink);
}

#ascii-portrait-app .ap-section-heading p,
#ascii-portrait-app .ap-section-heading span {
  margin: 0;
  color: var(--ap-muted);
  font-family: var(--ap-mono);
  font-size: 10px;
  letter-spacing: .14em;
  text-transform: uppercase;
}

#ascii-portrait-app .ap-section-heading h2 {
  margin: 0;
  font-family: var(--ap-serif);
  font-size: clamp(38px, 4.8vw, 62px);
  font-weight: 400;
  letter-spacing: -.055em;
  line-height: .95;
}

#ascii-portrait-app .ap-workbench {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 38px;
  padding-top: 28px;
}

#ascii-portrait-app .ap-controls {
  align-self: start;
  border-top: 5px solid var(--ap-accent);
  background: var(--ap-paper);
  box-shadow: 0 12px 34px rgba(65, 54, 35, .08);
}

#ascii-portrait-app .ap-control-block { padding: 18px 20px; border-bottom: 1px solid var(--ap-rule); }

#ascii-portrait-app .ap-control-label,
#ascii-portrait-app .ap-range-label {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin: 0 0 11px;
  color: var(--ap-ink);
  font-family: var(--ap-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .11em;
  text-transform: uppercase;
}

#ascii-portrait-app .ap-range-label output {
  color: var(--ap-accent-dark);
  font-size: 12px;
  letter-spacing: 0;
}

#ascii-portrait-app .ap-control-help {
  min-height: 32px;
  margin: 10px 0 0;
  color: var(--ap-muted);
  font-family: var(--ap-serif);
  font-size: 12px;
  line-height: 1.35;
}

#ascii-portrait-app .ap-segmented { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--ap-ink); }

#ascii-portrait-app .ap-segmented button {
  min-width: 0;
  padding: 8px 4px;
  border: 0;
  border-right: 1px solid var(--ap-ink);
  background: transparent;
  font-family: var(--ap-mono);
  font-size: 10px;
  cursor: pointer;
}

#ascii-portrait-app .ap-segmented button:last-child { border-right: 0; }
#ascii-portrait-app .ap-segmented button.is-active { background: var(--ap-ink); color: var(--ap-paper); }

#ascii-portrait-app input[type="range"] {
  width: 100%;
  height: 3px;
  border: 0;
  border-radius: 0;
  outline: 0;
  background: var(--ap-rule);
  accent-color: var(--ap-accent);
  appearance: none;
}

#ascii-portrait-app input[type="range"]::-webkit-slider-thumb {
  width: 14px;
  height: 14px;
  border: 2px solid var(--ap-paper);
  border-radius: 50%;
  background: var(--ap-accent);
  box-shadow: 0 0 0 1px var(--ap-ink);
  appearance: none;
  cursor: ew-resize;
}

#ascii-portrait-app input[type="range"]:disabled { opacity: .42; }

#ascii-portrait-app select {
  width: 100%;
  height: 38px;
  padding: 0 28px 0 10px;
  border: 1px solid var(--ap-ink);
  border-radius: 0;
  background: var(--ap-paper);
  color: var(--ap-ink);
  font-family: var(--ap-mono);
  font-size: 11px;
}

#ascii-portrait-app .ap-toggle-stack { display: grid; gap: 16px; }

#ascii-portrait-app .ap-toggle { display: grid; grid-template-columns: 32px 1fr; gap: 10px; align-items: start; cursor: pointer; }
#ascii-portrait-app .ap-toggle input { position: absolute; opacity: 0; pointer-events: none; }

#ascii-portrait-app .ap-toggle-track {
  position: relative;
  width: 30px;
  height: 16px;
  margin-top: 2px;
  border: 1px solid var(--ap-ink);
  background: var(--ap-paper-deep);
  transition: background .16s ease;
}

#ascii-portrait-app .ap-toggle-track::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 10px;
  height: 10px;
  background: var(--ap-ink);
  transition: transform .16s ease, background .16s ease;
}

#ascii-portrait-app .ap-toggle input:checked + .ap-toggle-track { background: var(--ap-lime); }
#ascii-portrait-app .ap-toggle input:checked + .ap-toggle-track::after { background: var(--ap-accent-dark); transform: translateX(14px); }
#ascii-portrait-app .ap-toggle input:disabled + .ap-toggle-track { opacity: .42; }

#ascii-portrait-app .ap-toggle strong,
#ascii-portrait-app .ap-toggle small { display: block; }
#ascii-portrait-app .ap-toggle strong { font-size: 12px; letter-spacing: .02em; }
#ascii-portrait-app .ap-toggle small { margin-top: 2px; color: var(--ap-muted); font-family: var(--ap-serif); font-size: 11px; line-height: 1.25; }

#ascii-portrait-app .ap-text-button {
  width: 100%;
  padding: 14px 20px;
  border: 0;
  background: transparent;
  color: var(--ap-muted);
  font-family: var(--ap-mono);
  font-size: 10px;
  text-align: left;
  cursor: pointer;
}

#ascii-portrait-app .ap-text-button:hover:not(:disabled) { color: var(--ap-accent-dark); }
#ascii-portrait-app .ap-text-button:disabled { opacity: .42; cursor: default; }

#ascii-portrait-app .ap-output-column { min-width: 0; }

#ascii-portrait-app .ap-upload-card {
  position: relative;
  display: grid;
  grid-template-columns: 110px minmax(220px, 1fr) auto;
  gap: 28px;
  align-items: center;
  min-height: 390px;
  padding: 52px;
  border: 1px solid var(--ap-ink);
  background: rgba(244, 240, 230, .78);
  outline: 1px dashed rgba(27, 26, 23, .42);
  outline-offset: -12px;
  transition: background .18s ease, transform .18s ease;
}

#ascii-portrait-app .ap-upload-card.is-dragging { background: var(--ap-lime); transform: translateY(-3px); }

#ascii-portrait-app .ap-upload-mark {
  display: grid;
  place-items: center;
  width: 96px;
  height: 126px;
  border: 1px solid var(--ap-ink);
  background: var(--ap-accent);
  box-shadow: 7px 7px 0 var(--ap-ink);
  color: #fff;
  transform: rotate(-3deg);
}

#ascii-portrait-app .ap-upload-mark span:first-child { font-family: var(--ap-serif); font-size: 50px; font-weight: 300; line-height: .65; }
#ascii-portrait-app .ap-upload-mark span:last-child { font-family: var(--ap-mono); font-size: 10px; letter-spacing: .18em; }

#ascii-portrait-app .ap-upload-eyebrow { margin: 0 0 9px; color: var(--ap-accent-dark); font-family: var(--ap-mono); font-size: 10px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
#ascii-portrait-app .ap-upload-card h3 { margin: 0 0 10px; font-family: var(--ap-serif); font-size: clamp(31px, 4vw, 50px); font-weight: 400; letter-spacing: -.04em; line-height: 1; }
#ascii-portrait-app .ap-upload-card p:not(.ap-upload-eyebrow):not(.ap-paste-hint) { max-width: 420px; margin: 0; color: var(--ap-muted); font-family: var(--ap-serif); font-size: 14px; line-height: 1.5; }

#ascii-portrait-app .ap-upload-actions { display: grid; gap: 10px; min-width: 178px; }

#ascii-portrait-app .ap-primary-button,
#ascii-portrait-app .ap-secondary-button {
  min-height: 44px;
  padding: 11px 17px;
  border: 1px solid var(--ap-ink);
  border-radius: 0;
  font-family: var(--ap-mono);
  font-size: 11px;
  font-weight: 700;
  cursor: pointer;
  transition: transform .14s ease, box-shadow .14s ease;
}

#ascii-portrait-app .ap-primary-button { background: var(--ap-ink); color: var(--ap-paper); }
#ascii-portrait-app .ap-secondary-button { background: transparent; }
#ascii-portrait-app .ap-primary-button:hover,
#ascii-portrait-app .ap-secondary-button:hover { transform: translate(-2px, -2px); box-shadow: 3px 3px 0 var(--ap-accent); }

#ascii-portrait-app .ap-paste-hint {
  position: absolute;
  right: 28px;
  bottom: 24px;
  margin: 0;
  color: var(--ap-muted);
  font-family: var(--ap-mono);
  font-size: 9px;
}

#ascii-portrait-app kbd {
  min-width: 20px;
  padding: 2px 5px;
  border: 1px solid var(--ap-rule);
  border-radius: 2px;
  background: var(--ap-paper);
  box-shadow: none;
  color: var(--ap-ink);
  font-family: var(--ap-mono);
  font-size: 9px;
}

#ascii-portrait-app .ap-result-card { border: 1px solid var(--ap-ink); background: var(--ap-paper); box-shadow: 11px 11px 0 rgba(27, 26, 23, .13); }

#ascii-portrait-app .ap-result-toolbar,
#ascii-portrait-app .ap-result-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 50px;
  padding: 8px 14px 8px 18px;
  border-bottom: 1px solid var(--ap-ink);
  background: #f9f6ed;
  font-family: var(--ap-mono);
  font-size: 10px;
  letter-spacing: .08em;
  text-transform: uppercase;
}

#ascii-portrait-app .ap-result-identity { display: flex; align-items: center; gap: 8px; white-space: nowrap; }
#ascii-portrait-app .ap-live-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--ap-accent); box-shadow: 0 0 0 4px rgba(229, 75, 42, .12); }
#ascii-portrait-app .ap-result-actions { display: flex; gap: 5px; }

#ascii-portrait-app .ap-result-actions button {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 31px;
  padding: 6px 9px;
  border: 1px solid var(--ap-rule);
  border-radius: 0;
  background: transparent;
  font-family: var(--ap-mono);
  font-size: 9px;
  letter-spacing: .04em;
  text-transform: uppercase;
  cursor: pointer;
}

#ascii-portrait-app .ap-result-actions button:hover { border-color: var(--ap-ink); background: #fff; }
#ascii-portrait-app .ap-result-actions button.is-strong { border-color: var(--ap-ink); background: var(--ap-lime); }

#ascii-portrait-app .ap-paper {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 560px;
  max-height: 720px;
  padding: 40px;
  overflow: auto;
  background:
    radial-gradient(circle, rgba(27, 26, 23, .06) 0 .6px, transparent .7px) 0 0 / 5px 5px,
    #fffdf6;
  transition: background .2s ease, color .2s ease;
}

#ascii-portrait-app .ap-paper.is-dark { background: var(--ap-black); color: #f7f2e8; }

#ascii-portrait-app .ap-ascii-output,
#ascii-portrait-app #ap-ascii-output {
  display: block;
  width: max-content;
  min-width: 1px;
  margin: auto;
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
  font-family: var(--ap-mono);
  font-size: clamp(4px, .62vw, 8px);
  font-weight: 700;
  letter-spacing: 0;
  line-height: .82;
  text-align: left;
  white-space: pre;
  overflow: visible;
}

#ascii-portrait-app #ap-ascii-output:focus { outline: 2px solid var(--ap-accent); outline-offset: 8px; }

#ascii-portrait-app .ap-crop-mark { position: absolute; width: 22px; height: 22px; pointer-events: none; }
#ascii-portrait-app .ap-crop-tl { top: 18px; left: 18px; border-top: 1px solid currentColor; border-left: 1px solid currentColor; }
#ascii-portrait-app .ap-crop-tr { top: 18px; right: 18px; border-top: 1px solid currentColor; border-right: 1px solid currentColor; }
#ascii-portrait-app .ap-crop-bl { bottom: 18px; left: 18px; border-bottom: 1px solid currentColor; border-left: 1px solid currentColor; }
#ascii-portrait-app .ap-crop-br { right: 18px; bottom: 18px; border-right: 1px solid currentColor; border-bottom: 1px solid currentColor; }

#ascii-portrait-app .ap-rendering {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  background: rgba(255, 253, 246, .9);
  color: var(--ap-ink);
}

#ascii-portrait-app .ap-rendering span { width: 6px; height: 20px; background: var(--ap-accent); animation: ap-bars .7s ease-in-out infinite alternate; }
#ascii-portrait-app .ap-rendering span:nth-child(2) { animation-delay: .12s; }
#ascii-portrait-app .ap-rendering span:nth-child(3) { animation-delay: .24s; }
#ascii-portrait-app .ap-rendering em { margin-left: 8px; font-family: var(--ap-mono); font-size: 10px; font-style: normal; letter-spacing: .08em; text-transform: uppercase; }

#ascii-portrait-app .ap-result-footer { min-height: 40px; border-top: 1px solid var(--ap-ink); border-bottom: 0; color: var(--ap-muted); font-size: 9px; }
#ascii-portrait-app .ap-result-footer span:last-child { margin-left: auto; color: var(--ap-accent-dark); font-weight: 700; }

#ascii-portrait-app .ap-status { min-height: 22px; margin: 14px 2px 0; color: var(--ap-accent-dark); font-family: var(--ap-mono); font-size: 10px; letter-spacing: .02em; }
#ascii-portrait-app .ap-status.is-error { color: #a11f15; font-weight: 700; }

#ascii-portrait-app .ap-method { padding: 96px 0 108px; border-top: 1px solid var(--ap-ink); background: var(--ap-black); color: var(--ap-paper); }
#ascii-portrait-app .ap-method-grid { display: grid; grid-template-columns: minmax(320px, .8fr) minmax(0, 1.2fr); gap: 90px; }
#ascii-portrait-app .ap-method .ap-kicker { color: var(--ap-lime); }
#ascii-portrait-app .ap-method h2 { color: var(--ap-paper); font-size: clamp(50px, 6vw, 82px); }
#ascii-portrait-app .ap-method-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid #55564f; }
#ascii-portrait-app .ap-method-list li { display: grid; grid-template-columns: 52px 1fr; gap: 20px; padding: 25px 0; border-bottom: 1px solid #55564f; }
#ascii-portrait-app .ap-method-list li > span { display: grid; place-items: center; width: 32px; height: 32px; border: 1px solid var(--ap-lime); border-radius: 50%; color: var(--ap-lime); font-family: var(--ap-mono); font-size: 11px; }
#ascii-portrait-app .ap-method-list strong { display: block; margin-bottom: 4px; color: #fff; font-family: var(--ap-mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; }
#ascii-portrait-app .ap-method-list p { margin: 0; color: #aaa99f; font-family: var(--ap-serif); font-size: 16px; line-height: 1.5; }

#ascii-portrait-app button:focus-visible,
#ascii-portrait-app input:focus-visible,
#ascii-portrait-app select:focus-visible { outline: 3px solid var(--ap-accent); outline-offset: 3px; }

@keyframes ap-enter { from { opacity: 0; transform: translateY(24px) rotate(0); } to { opacity: 1; transform: translateY(0) rotate(1.25deg); } }
@keyframes ap-bars { from { height: 8px; } to { height: 25px; } }

@media (max-width: 1050px) {
  #ascii-portrait-app .ap-hero-grid { grid-template-columns: 1fr 1fr; gap: 46px; }
  #ascii-portrait-app .ap-upload-card { grid-template-columns: 90px 1fr; padding: 44px; }
  #ascii-portrait-app .ap-upload-mark { width: 80px; height: 108px; }
  #ascii-portrait-app .ap-upload-actions { grid-column: 2; grid-template-columns: 1fr 1fr; }
}

@media (max-width: 800px) {
  #ascii-portrait-app .ap-shell { width: min(100% - 30px, 680px); }
  #ascii-portrait-app .ap-hero { min-height: 0; padding: 62px 0 70px; }
  #ascii-portrait-app .ap-hero-grid,
  #ascii-portrait-app .ap-method-grid { grid-template-columns: 1fr; gap: 54px; }
  #ascii-portrait-app .ap-hero-specimen { width: calc(100% - 12px); min-height: 360px; box-shadow: 12px 12px 0 var(--ap-lime); }
  #ascii-portrait-app .ap-section-heading { grid-template-columns: 1fr auto; }
  #ascii-portrait-app .ap-section-heading p { grid-column: 1 / -1; }
  #ascii-portrait-app .ap-workbench { grid-template-columns: 1fr; }
  #ascii-portrait-app .ap-controls { display: grid; grid-template-columns: 1fr 1fr; }
  #ascii-portrait-app .ap-control-block:nth-child(1),
  #ascii-portrait-app .ap-toggle-stack { grid-column: 1 / -1; }
  #ascii-portrait-app .ap-text-button { grid-column: 1 / -1; }
  #ascii-portrait-app .ap-paper { min-height: 480px; padding: 34px 24px; }
}

@media (max-width: 560px) {
  #ascii-portrait-app .ap-hero::before { display: none; }
  #ascii-portrait-app .ap-hero h1 { font-size: clamp(54px, 19vw, 78px); }
  #ascii-portrait-app .ap-hero-specimen { min-height: 300px; padding: 45px 18px 30px; }
  #ascii-portrait-app .ap-hero-specimen pre { font-size: clamp(12px, 4vw, 17px); }
  #ascii-portrait-app .ap-studio { padding: 60px 0 72px; }
  #ascii-portrait-app .ap-section-heading { display: block; }
  #ascii-portrait-app .ap-section-heading h2 { margin: 8px 0 14px; }
  #ascii-portrait-app .ap-controls { grid-template-columns: 1fr; }
  #ascii-portrait-app .ap-control-block:nth-child(1),
  #ascii-portrait-app .ap-toggle-stack,
  #ascii-portrait-app .ap-text-button { grid-column: auto; }
  #ascii-portrait-app .ap-upload-card { display: block; min-height: 0; padding: 40px 34px 70px; text-align: center; }
  #ascii-portrait-app .ap-upload-mark { margin: 0 auto 30px; }
  #ascii-portrait-app .ap-upload-actions { display: grid; grid-template-columns: 1fr; margin-top: 26px; }
  #ascii-portrait-app .ap-paste-hint { right: 18px; bottom: 18px; left: 18px; }
  #ascii-portrait-app .ap-result-toolbar { align-items: flex-start; flex-direction: column; }
  #ascii-portrait-app .ap-result-actions { width: 100%; overflow-x: auto; }
  #ascii-portrait-app .ap-result-actions button { flex: 1; justify-content: center; }
  #ascii-portrait-app .ap-result-actions button span { display: none; }
  #ascii-portrait-app .ap-paper { min-height: 420px; padding: 30px 18px; }
  #ascii-portrait-app #ap-ascii-output { font-size: 4px; }
  #ascii-portrait-app .ap-result-footer { flex-wrap: wrap; }
  #ascii-portrait-app .ap-result-footer span:last-child { width: 100%; margin-left: 0; }
  #ascii-portrait-app .ap-method { padding: 72px 0 80px; }
}

@media (prefers-reduced-motion: reduce) {
  #ascii-portrait-app *,
  #ascii-portrait-app *::before,
  #ascii-portrait-app *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}