:root {
  --bg: #ffffff;
  --ink: #333333;
  --ink-strong: #000000;
  --accent: #ff0000;
  --line: #e6e6e6;
  --muted: #767676;
  --radius: 6px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  padding: clamp(32px, 5vw, 48px) clamp(16px, 4vw, 24px) 96px;
  background: var(--bg);
  color: var(--ink);
  font-family:
    system-ui,
    -apple-system,
    "Segoe UI",
    Roboto,
    Helvetica,
    Arial,
    sans-serif;
  font-size: 16px;
  line-height: 1.5;
}

.page {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

h1 {
  margin: 0;
  font-size: clamp(32px, 6vw, 42px);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

h2 {
  margin: 10px 0 0;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.stage {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.poster {
  display: block;
  width: 100%;
  height: auto;
}

.controls {
  display: flex;
  flex-wrap: wrap;
  gap: 20px 32px;
  align-items: flex-start;
}

.label {
  display: block;
  margin: 0 0 8px;
  padding: 0;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.field__control {
  display: flex;
  align-items: stretch;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.field__control:focus-within {
  border-color: var(--ink);
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}

.field__hash {
  display: flex;
  align-items: center;
  padding: 0 12px;
  background: #f7f7f7;
  color: var(--accent);
  font-weight: 700;
  border-right: 1px solid var(--line);
}

.field__input {
  width: 12ch;
  padding: 10px 12px;
  border: 0;
  background: var(--bg);
  color: var(--ink);
  font: inherit;
}

.field__input:focus {
  outline: none;
}

.actions {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
}

.button {
  appearance: none;
  border: 0;
  border-radius: var(--radius);
  padding: 12px 22px;
  background: var(--ink);
  color: var(--bg);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

.button:hover:not(:disabled) {
  background: var(--ink-strong);
}

.button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.button:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}

.status {
  margin: 0;
  min-height: 1.5em;
  font-size: 14px;
  color: var(--muted);
}

.status[data-tone="error"] {
  color: var(--accent);
}

.status[data-tone="ok"] {
  color: var(--ink);
}