:root {
  --color-bg: oklch(14% 0.01 260);
  --color-surface: oklch(19% 0.015 260);
  --color-surface-raised: oklch(24% 0.02 260);
  --color-border: oklch(32% 0.02 260);
  --color-text: oklch(92% 0.01 260);
  --color-text-muted: oklch(68% 0.02 260);
  --color-accent: oklch(78% 0.16 70);
  --color-accent-strong: oklch(70% 0.19 60);
  --color-danger: oklch(65% 0.19 25);
  --color-success: oklch(72% 0.15 145);

  --font-display: "Iowan Old Style", "Georgia", serif;
  --font-body: -apple-system, "Segoe UI", system-ui, sans-serif;
  --font-mono: "SFMono-Regular", "Menlo", monospace;

  --space-xs: 0.5rem;
  --space-sm: 0.875rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;

  --radius-sm: 6px;
  --radius-md: 10px;

  --duration-fast: 120ms;
  --duration-normal: 220ms;
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 15% -10%, oklch(24% 0.03 70 / 0.35), transparent 45%),
    var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  line-height: 1.5;
}

.console-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) var(--space-lg);
  border-bottom: 1px solid var(--color-border);
}

.console-header__brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.console-header__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: var(--radius-sm);
  background: var(--color-accent);
  color: oklch(15% 0 0);
  font-family: var(--font-mono);
  font-weight: 700;
  letter-spacing: 0.02em;
}

.console-header__title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: 0.01em;
}

main {
  display: flex;
  justify-content: center;
  padding: var(--space-xl) var(--space-md);
}

.panel {
  width: 100%;
  max-width: 640px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  box-shadow: 0 24px 60px -30px oklch(0% 0 0 / 0.6);
}

.panel--narrow {
  max-width: 380px;
  margin-top: var(--space-xl);
}

.panel h1 {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 1.2rem + 1vw, 2rem);
  margin: 0 0 var(--space-xs);
}

.panel__hint {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin: 0 0 var(--space-md);
}

.field,
.field-row > .field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-bottom: var(--space-md);
}

.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.field--checkbox {
  flex-direction: row;
  align-items: center;
  gap: var(--space-xs);
}

label {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  letter-spacing: 0.01em;
}

input,
select,
textarea {
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  padding: 0.6rem 0.75rem;
  font: inherit;
  transition: border-color var(--duration-fast) var(--ease-out-expo);
}

input:focus-visible,
select:focus-visible,
textarea:focus-visible,
.button:focus-visible {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px oklch(78% 0.16 70 / 0.25);
}

textarea {
  resize: vertical;
  font-family: var(--font-mono);
  font-size: 0.9rem;
}

.field__hint {
  font-size: 0.8rem;
  color: var(--color-accent);
  margin: 0.15rem 0 0;
}

.button {
  appearance: none;
  border: none;
  border-radius: var(--radius-sm);
  padding: 0.7rem 1.25rem;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  transition: transform var(--duration-fast) var(--ease-out-expo),
    background var(--duration-normal) var(--ease-out-expo);
}

.button:active {
  transform: translateY(1px);
}

.button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.button--primary {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-strong));
  color: oklch(15% 0 0);
}

.button--primary:hover:not(:disabled) {
  filter: brightness(1.08);
}

.button--ghost {
  background: transparent;
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}

.button--ghost:hover {
  color: var(--color-text);
  border-color: var(--color-text-muted);
}

.progress-panel {
  margin-top: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface-raised);
  font-family: var(--font-mono);
  font-size: 0.9rem;
}

.progress-panel h2 {
  margin: 0 0 0.35rem;
  font-family: var(--font-body);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
}

.result-panel {
  margin-top: var(--space-md);
}

.result-panel img,
.result-panel video {
  width: 100%;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  display: block;
  margin-bottom: var(--space-sm);
}

.result-panel audio {
  width: 100%;
}

.warnings-list {
  list-style: none;
  padding: 0;
  margin: var(--space-sm) 0 0;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.warnings-list li {
  font-size: 0.85rem;
  color: var(--color-accent);
  border-left: 2px solid var(--color-accent);
  padding-left: 0.6rem;
}

.error-text {
  color: var(--color-danger);
  font-size: 0.9rem;
  margin-top: var(--space-sm);
}

@media (max-width: 480px) {
  .field-row {
    grid-template-columns: 1fr;
  }
}