:root {
  --bg: #0d0b12;
  --bg-2: #16121f;
  --line: #2e2740;
  --fg: #f3eefe;
  --muted: #9d93b5;
  --accent: #b6ff3d;
  --accent-2: #ff4d8d;
  --radius: 14px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background:
    radial-gradient(1100px 600px at 12% -10%, #241a3d 0%, transparent 60%),
    radial-gradient(900px 500px at 92% 8%, #3a1030 0%, transparent 55%),
    var(--bg);
  color: var(--fg);
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  min-height: 100%;
}

body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  padding: 24px 16px 8px;
}

main { flex: 1; width: 100%; max-width: 900px; margin: 0 auto; }

/* ---------- header ---------- */

.topbar { text-align: center; max-width: 900px; margin: 8px auto 26px; }

.wordmark {
  font-family: Anton, Impact, "Haettenschweiler", "Arial Narrow Bold", sans-serif;
  font-size: clamp(46px, 12vw, 96px);
  line-height: 0.95;
  letter-spacing: 0.02em;
  margin: 0;
  color: #fff;
  text-shadow:
    3px 3px 0 #000,
    -2px -2px 0 #000,
    2px -2px 0 #000,
    -2px 2px 0 #000,
    0 0 34px rgba(182, 255, 61, 0.35);
}

.tears {
  display: block;
  font-family: "Apple Color Emoji", "Segoe UI Emoji", "Noto Color Emoji", sans-serif;
  font-size: clamp(20px, 5vw, 34px);
  text-shadow: none;
  letter-spacing: -0.05em;
  margin-top: 4px;
}

.tagline { color: var(--muted); margin: 12px auto 0; max-width: 46ch; line-height: 1.5; font-size: 15px; }

/* ---------- dropzone ---------- */

.dropzone {
  border: 2px dashed var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.01));
  padding: 54px 20px;
  text-align: center;
  cursor: pointer;
  transition: border-color .15s ease, background .15s ease, transform .12s ease;
  outline: none;
}

.dropzone:hover,
.dropzone:focus-visible { border-color: var(--accent); background: rgba(182, 255, 61, 0.06); }
.dropzone.dragging { border-color: var(--accent); background: rgba(182, 255, 61, 0.12); transform: scale(1.01); }

.dz-emoji {
  font-family: "Apple Color Emoji", "Segoe UI Emoji", "Noto Color Emoji", sans-serif;
  font-size: 54px;
  line-height: 1;
  margin-bottom: 14px;
}

.dz-title { margin: 0; font-size: 20px; font-weight: 700; }
.dz-sub { margin: 8px 0 0; color: var(--muted); font-size: 14px; }

/* ---------- stage ---------- */
/* No display rule on .stage — an author `display` here would override the
   `hidden` attribute and show the empty canvas before anything is uploaded. */

.canvas-wrap {
  background:
    repeating-conic-gradient(#1a1626 0% 25%, #12101a 0% 50%) 50% / 22px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 10px;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 160px;
}

canvas {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: 6px;
  box-shadow: 0 18px 50px rgba(0,0,0,0.55);
}

.roll-label {
  text-align: center;
  color: var(--muted);
  font-size: 13px;
  margin: 12px 0 0;
  min-height: 1.2em;
  font-variant-numeric: tabular-nums;
}

/* ---------- controls ---------- */

.controls { margin-top: 18px; }

.buttons { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }

.btn {
  font: inherit;
  font-weight: 700;
  color: var(--fg);
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 11px 20px;
  cursor: pointer;
  transition: transform .1s ease, border-color .15s ease, background .15s ease;
}

.btn:hover { border-color: var(--accent); transform: translateY(-1px); }
.btn:active { transform: translateY(1px); }

.btn-primary {
  background: var(--accent);
  color: #10140a;
  border-color: var(--accent);
  letter-spacing: 0.03em;
}
.btn-primary:hover { background: #c9ff6b; border-color: #c9ff6b; }

.btn-ghost { background: transparent; color: var(--muted); }

.sliders {
  margin: 22px auto 0;
  max-width: 520px;
  display: grid;
  gap: 16px;
}

.slider { display: block; }

.slider-label {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 7px;
  text-transform: lowercase;
}

.slider-label output { color: var(--accent); font-weight: 700; }

input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 999px;
  background: var(--line);
  outline: none;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--accent);
  border: 3px solid var(--bg);
  cursor: pointer;
}

input[type="range"]::-moz-range-thumb {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--accent);
  border: 3px solid var(--bg);
  cursor: pointer;
}

/* ---------- footer ---------- */

.foot {
  text-align: center;
  color: var(--muted);
  font-size: 12.5px;
  margin: 40px auto 0;
  padding: 18px 0;
  max-width: 900px;
  line-height: 1.6;
}

.foot p { margin: 2px 0; }
.foot a { color: var(--accent-2); text-decoration: none; }
.foot a:hover { text-decoration: underline; }

@media (max-width: 520px) {
  .dropzone { padding: 40px 14px; }
  .btn { padding: 10px 16px; font-size: 14px; }
}