/* Boring Font — studio chrome in the shared design language.
   Functional contract (do not rename): --glyph-ink, --glyph-shadow,
   --canvas-background, --creator-gradient drive the live canvas via JS. */
:root {
  font-family: "Geist", -apple-system, BlinkMacSystemFont, "SF Pro Text", Inter, "Segoe UI", sans-serif;
  color: #dce6cf;
  background: #090A09;
  --canvas-background: #090A09;
  --glyph-ink: #919191;
  --glyph-shadow: #ffffff;
  --creator-gradient: linear-gradient(110deg, #919191 0%, #919191 40%, #ffffff 50%, #919191 60%, #919191 100%);
  --mark: #f5b301;
  --font: "Geist", -apple-system, BlinkMacSystemFont, "SF Pro Text", Inter, "Segoe UI", sans-serif;
  --mono: "Geist Mono", ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
  --ease: cubic-bezier(.2, .6, .2, 1);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  overflow: hidden;
  font-family: var(--font);
  background: var(--canvas-background);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
button, input, textarea { font: inherit; color: inherit; }
button { touch-action: manipulation; cursor: pointer; }
button:focus-visible, input:focus-visible {
  outline: 2px solid var(--mark);
  outline-offset: 3px;
}
.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* STUDIO CANVAS */
.wrap {
  position: relative;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 80px 48px 48px;
}
.tagline {
  position: fixed;
  top: 92px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font);
  font-size: clamp(13px, 2.2vw, 24px);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--glyph-ink);
  white-space: nowrap;
  pointer-events: none;
  margin: 0;
  max-width: 92vw;
  overflow: hidden;
  text-overflow: ellipsis;
}
.typing-input {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  border: 0; padding: 0; margin: 0;
  resize: none;
  font-size: 16px;
  cursor: text;
  z-index: 1;
}
.typing-input:focus { outline: none; }

.letter-output {
  position: relative;
  z-index: 0;
  pointer-events: none;
  text-align: center;
  overflow-wrap: anywhere;
}
.letter-output svg {
  max-width: 100%;
  height: auto;
}
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }
.cursor-block { animation: blink 1s step-end infinite; }

/* TOP BAR */
.top-bar {
  position: fixed;
  top: 0; left: 0; right: 0;
  padding: 14px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  z-index: 10;
  pointer-events: none;
  background: color-mix(in srgb, var(--canvas-background) 82%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid color-mix(in srgb, var(--glyph-ink) 22%, transparent);
}
.top-bar > * { pointer-events: auto; }
.top-bar svg { height: 28px; width: auto; }
.logo-wrap {
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 0;
}
.creator-link {
  font-family: var(--font);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.01em;
  text-decoration: none;
  background: var(--creator-gradient);
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  animation: silverShine 3.5s linear infinite;
  width: fit-content;
}
.creator-link span {
  text-decoration: underline;
  text-underline-offset: 2px;
}
.top-right { display: flex; gap: 8px; align-items: center; }
.icon-btn {
  width: 38px; height: 38px;
  border: 1px solid color-mix(in srgb, var(--glyph-ink) 35%, transparent);
  border-radius: 11px;
  background: transparent;
  color: var(--glyph-ink);
  display: grid; place-items: center;
  padding: 6px;
  transition: border-color .18s var(--ease), color .18s var(--ease), transform .18s var(--ease);
}
.icon-btn svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.5; }
.icon-btn:hover { color: var(--glyph-shadow); border-color: var(--glyph-shadow); }
.icon-btn:active { transform: scale(.94); }
.action-btn {
  min-height: 38px; padding: 8px 18px;
  border: 1px solid var(--glyph-ink);
  border-radius: 11px;
  background: var(--glyph-ink);
  color: var(--canvas-background);
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: filter .18s var(--ease), transform .18s var(--ease);
  white-space: nowrap;
}
.action-btn:hover { filter: brightness(1.12); }
.action-btn:active { transform: scale(.97); }

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

/* CREDITS */
.credits {
  position: fixed;
  bottom: 22px; left: 28px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  z-index: 10;
  background: var(--creator-gradient);
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  animation: silverShine 3.5s linear infinite;
}
@keyframes silverShine {
  0% { background-position: 200% center; }
  100% { background-position: 0% center; }
}
.credits a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  transition: border-color 0.2s;
}
.credits a:hover {
  border-color: #ffffff;
}

/* COLOR PANEL */
.color-panel {
  position: fixed; top: 72px; right: 32px;
  background: var(--canvas-background);
  border: 1px solid color-mix(in srgb, var(--glyph-ink) 35%, transparent);
  border-radius: 14px; padding: 18px; z-index: 15;
  display: none; min-width: 232px;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.35);
}
.color-panel.open { display: block; }
.color-panel h3 {
  margin: 0 0 14px;
  font-family: var(--mono);
  font-size: 11px; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--glyph-ink); opacity: 0.7;
  font-weight: 600;
}
.color-row { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.color-row:last-child { margin-bottom: 0; }
.color-row label {
  font-family: var(--mono);
  font-size: 11px; color: var(--glyph-ink); min-width: 62px;
}
.color-row input[type="color"] {
  -webkit-appearance: none; appearance: none;
  width: 32px; height: 32px;
  border: 1px solid color-mix(in srgb, var(--glyph-ink) 40%, transparent);
  border-radius: 8px; padding: 0; cursor: pointer; background: none;
}
.color-row input[type="color"]::-webkit-color-swatch-wrapper { padding: 2px; }
.color-row input[type="color"]::-webkit-color-swatch { border: none; border-radius: 6px; }
.color-row input[type="color"]::-moz-color-swatch { border: none; border-radius: 6px; }
.color-row input[type="range"] {
  flex: 1; height: 4px;
  -webkit-appearance: none; appearance: none;
  background: color-mix(in srgb, var(--glyph-ink) 35%, transparent);
  border-radius: 2px; outline: none;
}
.color-row input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--glyph-ink);
  cursor: pointer;
}
.color-row input[type="range"]::-moz-range-thumb {
  width: 14px; height: 14px; border: 0;
  border-radius: 50%;
  background: var(--glyph-ink);
  cursor: pointer;
}
.font-switch {
  display: flex; gap: 8px; margin-bottom: 14px;
}
.font-switch button {
  flex: 1; padding: 8px 6px;
  border: 1px solid color-mix(in srgb, var(--glyph-ink) 35%, transparent);
  border-radius: 10px; background: transparent; color: var(--glyph-ink);
  font-family: var(--mono); font-size: 11px; font-weight: 600; letter-spacing: 0.02em;
  transition: background .18s var(--ease), color .18s var(--ease);
}
.font-switch button:hover { border-color: var(--glyph-shadow); color: var(--glyph-shadow); }
.font-switch button.active { background: var(--glyph-ink); border-color: var(--glyph-ink); color: var(--canvas-background); }
.font-switch button.active:hover { color: var(--canvas-background); }
.color-panel h3.sub {
  margin-top: 16px;
}
.color-row input[type="checkbox"] {
  width: 16px; height: 16px;
  accent-color: var(--glyph-ink);
  cursor: pointer;
}
.color-row .range-val {
  font-family: var(--mono);
  font-size: 10px; color: var(--glyph-ink); min-width: 24px; text-align: right;
}
.color-presets {
  display: flex; gap: 8px; margin-top: 14px; padding-top: 14px;
  border-top: 1px solid color-mix(in srgb, var(--glyph-ink) 25%, transparent);
}
.color-preset {
  width: 26px; height: 26px; border-radius: 50%;
  border: 2px solid color-mix(in srgb, var(--glyph-ink) 35%, transparent);
  cursor: pointer; padding: 0;
  transition: transform 0.18s var(--ease), border-color 0.18s var(--ease);
}
.color-preset:hover { transform: scale(1.15); }
.color-preset.active { border-color: var(--mark); }

/* RESPONSIVE */
@media (max-width: 768px) {
  .top-bar { padding: 12px 16px; }
  .top-bar svg { height: 20px; }
  .top-right { gap: 6px; }
  .action-btn { padding: 6px 12px; font-size: 10px; min-height: 32px; border-radius: 10px; }
  .icon-btn { width: 32px; height: 32px; padding: 4px; border-radius: 10px; }
  .icon-btn svg { width: 16px; height: 16px; }
  .wrap { padding: 60px 20px 40px; }
  .creator-link { font-size: 9px; }
  .color-panel { top: 60px; right: 16px; min-width: 200px; padding: 14px; }
  .credits { font-size: 9px; bottom: 16px; left: 16px; }
}
@media (max-width: 480px) {
  .top-bar { padding: 10px 12px; }
  .top-bar svg { height: 16px; }
  .logo-wrap { gap: 3px; }
  .creator-link { font-size: 8px; }
  .top-right { gap: 4px; }
  .action-btn { padding: 5px 9px; font-size: 9px; min-height: 30px; }
  .wrap { padding: 56px 12px 30px; }
  .color-panel { top: 54px; right: 12px; min-width: 180px; padding: 12px; left: 12px; }
  .credits { font-size: 8px; bottom: 12px; left: 12px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  html { scroll-behavior: auto; }
}