:root {
  --bg: var(--tg-theme-bg-color, #f1eadf);
  --text: var(--tg-theme-text-color, #171713);
  --muted: var(--tg-theme-hint-color, #746f65);
  --card: var(--tg-theme-secondary-bg-color, #fffaf1);
  --accent: var(--tg-theme-button-color, #e64b2e);
  --accent-text: var(--tg-theme-button-text-color, #fff);
  --line: color-mix(in srgb, var(--text) 14%, transparent);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background:
    radial-gradient(circle at 90% -10%, color-mix(in srgb, var(--accent) 22%, transparent), transparent 35%),
    repeating-linear-gradient(135deg, transparent 0 14px, color-mix(in srgb, var(--text) 3%, transparent) 14px 15px),
    var(--bg);
  color: var(--text);
  font-family: "Avenir Next", "Trebuchet MS", sans-serif;
}

main {
  width: min(100%, 560px);
  margin: 0 auto;
  padding: max(20px, env(safe-area-inset-top)) 16px max(32px, env(safe-area-inset-bottom));
}

header, .section-title, .range-label, .angle-row, .timeline {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

header { margin-bottom: 18px; }
.eyebrow { margin: 0 0 3px; color: var(--accent); font-size: 11px; font-weight: 800; letter-spacing: .18em; }
h1 { margin: 0; font-family: Georgia, serif; font-size: 31px; font-weight: 500; letter-spacing: -.04em; }

.switch input { display: none; }
.switch span {
  display: block;
  width: 52px;
  height: 30px;
  padding: 3px;
  border-radius: 20px;
  background: color-mix(in srgb, var(--text) 18%, transparent);
  transition: .2s ease;
}
.switch span::after {
  content: "";
  display: block;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--card);
  box-shadow: 0 2px 7px #0003;
  transition: .2s ease;
}
.switch input:checked + span { background: var(--accent); }
.switch input:checked + span::after { transform: translateX(22px); }
.switch.small span { width: 44px; height: 26px; }
.switch.small span::after { width: 20px; height: 20px; }
.switch.small input:checked + span::after { transform: translateX(18px); }

.preview-card, .panel {
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--card) 94%, transparent);
  box-shadow: 0 12px 30px color-mix(in srgb, var(--text) 8%, transparent);
}

.preview-card {
  overflow: hidden;
  border-radius: 28px;
  padding: 16px;
}

canvas {
  display: block;
  width: 100%;
  border-radius: 22px;
  background: #2f3934;
}

.timeline { gap: 10px; padding-top: 13px; }
.timeline button {
  width: 32px;
  height: 32px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: transparent;
  color: var(--text);
  font-size: 18px;
}
.timeline div { flex: 1; height: 3px; overflow: hidden; border-radius: 4px; background: var(--line); }
.timeline span { display: block; width: 0; height: 100%; background: var(--accent); }
.timeline small { color: var(--muted); font-size: 9px; font-weight: 800; letter-spacing: .08em; }

form { display: grid; gap: 12px; margin-top: 12px; }
.panel { border-radius: 20px; padding: 16px; }
.field-label, .range-label, .panel label { color: var(--muted); font-size: 12px; font-weight: 700; }
.field-label { display: block; margin-bottom: 8px; text-transform: uppercase; letter-spacing: .08em; }
.processing .field-label { margin-top: 17px; }
.processing .section-title + .field-label { margin-top: 19px; }
.ring-title { margin-bottom: 16px; }
.crop-label { margin-bottom: 8px; }
.crop-picker {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 7px;
}
.crop-picker button {
  display: grid;
  gap: 3px;
  border: 1px solid var(--line);
  border-radius: 13px;
  padding: 12px;
  background: transparent;
  color: var(--text);
  text-align: left;
}
.crop-picker button small { color: var(--muted); }
.crop-picker button.active {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 9%, var(--card));
  box-shadow: inset 0 0 0 1px var(--accent);
}

textarea, input[type="text"], input:not([type]) {
  width: 100%;
  border: 0;
  border-bottom: 1px solid var(--line);
  outline: 0;
  background: transparent;
  color: var(--text);
  font-family: Georgia, serif;
  font-size: 25px;
  padding: 4px 0 10px;
  resize: none;
}
.separator-field { display: block; margin-top: 12px; }
.separator-field input { margin-top: 5px; font-size: 18px; }

.font-picker, .segmented {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 5px;
  margin-top: 13px;
  padding: 4px;
  border-radius: 12px;
  background: color-mix(in srgb, var(--text) 6%, transparent);
}
.segmented { grid-template-columns: repeat(2, 1fr); }
.font-picker button, .segmented button {
  border: 0;
  border-radius: 9px;
  padding: 9px 6px;
  background: transparent;
  color: var(--muted);
  font-weight: 700;
}
.font-picker button.active, .segmented button.active {
  background: var(--card);
  color: var(--text);
  box-shadow: 0 2px 7px #0001;
}
.font-upload {
  display: flex;
  align-items: center;
  gap: 11px;
  margin-top: 12px;
  padding: 11px;
  border: 1px dashed var(--line);
  border-radius: 13px;
}
.font-upload input { display: none; }
.font-upload::before {
  content: "Aa";
  display: grid;
  flex: 0 0 42px;
  height: 42px;
  place-items: center;
  border-radius: 11px;
  background: var(--text);
  color: var(--card);
  font-family: Georgia, serif;
  font-size: 17px;
}
.font-upload span { display: grid; gap: 2px; }
.font-upload strong { color: var(--text); font-size: 13px; }
.font-upload small { color: var(--muted); font-size: 11px; }

.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.grid label { display: grid; place-items: center; gap: 8px; text-align: center; }
.background-controls { display: grid; grid-template-columns: 70px 1fr; gap: 14px; align-items: center; margin-top: 13px; }
.background-controls > label { display: grid; place-items: center; gap: 5px; }
input[type="color"] {
  width: 52px;
  height: 38px;
  border: 0;
  border-radius: 12px;
  padding: 0;
  background: transparent;
}

.range-label { margin: 7px 0 5px; }
.range-label:first-child { margin-top: 0; }
output { color: var(--text); font-variant-numeric: tabular-nums; }
input[type="range"] { width: 100%; accent-color: var(--accent); }

.section-title span { font-family: Georgia, serif; font-size: 20px; }
.section-title small { color: var(--muted); }
.dial-wrap { display: grid; place-items: center; padding: 18px 0 12px; }
.dial {
  position: relative;
  width: 180px;
  height: 180px;
  border: 1px dashed var(--line);
  border-radius: 50%;
  background: radial-gradient(circle, var(--card) 0 52%, transparent 53%);
}
.dial::before {
  content: "";
  position: absolute;
  inset: 18px;
  border: 8px solid color-mix(in srgb, var(--accent) 12%, transparent);
  border-radius: 50%;
}
.dial strong {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  color: var(--muted);
  font-size: 9px;
  line-height: 1.25;
  letter-spacing: .08em;
  text-align: center;
}
.dial strong i { color: var(--accent); font-size: 17px; font-style: normal; }
.dial button {
  position: absolute;
  z-index: 2;
  width: 22px;
  height: 22px;
  margin: -11px;
  border: 4px solid var(--card);
  border-radius: 50%;
  box-shadow: 0 2px 9px #0004;
}
#start-handle { background: var(--text); }
#end-handle { background: var(--accent); }
.dial-line {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 1px;
  height: 50%;
  transform-origin: top;
  border-left: 1px solid var(--accent);
  opacity: .5;
}
.angle-row { gap: 10px; }
.angle-row label { flex: 1; }
.angle-row input {
  width: 100%;
  margin-top: 4px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: transparent;
  color: var(--text);
  font-size: 16px;
  padding: 10px;
}

.save {
  position: sticky;
  bottom: max(10px, env(safe-area-inset-bottom));
  width: 100%;
  border: 0;
  border-radius: 16px;
  padding: 16px;
  background: var(--accent);
  color: var(--accent-text);
  box-shadow: 0 12px 25px color-mix(in srgb, var(--accent) 28%, transparent);
  font-size: 15px;
  font-weight: 800;
}
.save:disabled { opacity: .55; }
.status { min-height: 18px; margin: 0; color: var(--muted); font-size: 12px; text-align: center; }

@media (max-width: 380px) {
  h1 { font-size: 27px; }
  .panel { padding: 14px; }
}