/* ══ EUNACLASS MarkClean Tool ══ */

.mc { max-width: 760px; margin: 0 auto; padding: var(--space-xl) var(--space-lg); }

/* ── Hero ── */
.mc-hero { text-align: center; padding: var(--space-2xl) 0 var(--space-xl); }
.mc-hero__title {
  font-family: var(--font-headline);
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.03em;
  line-height: 1.3;
  margin-bottom: var(--space-md);
}
.mc-hero__accent { color: var(--color-tertiary); }
.mc-hero__desc {
  font-size: var(--font-size-base);
  color: var(--color-text-muted);
  line-height: 1.8;
  max-width: 480px;
  margin: 0 auto;
}

/* ── Card Container ── */
.mc-card {
  background: rgba(23, 32, 86, 0.5);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(63, 69, 108, 0.4);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  margin-bottom: var(--space-xl);
}
html.light .mc-card { background: #fff; border-color: #d4d8e3; backdrop-filter: none; }

/* ── Panels ── */
.mc-panel { margin-bottom: var(--space-lg); }
.mc-panel:last-child { margin-bottom: 0; }

.mc-label-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-sm);
}
.mc-label {
  font-family: var(--font-label);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-outline);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
html.light .mc-label { color: #4a5068; }

.mc-stats {
  font-family: var(--font-label);
  font-size: 0.75rem;
  color: var(--color-outline);
  font-variant-numeric: tabular-nums;
}
.mc-stats .mc-delta { color: var(--color-tertiary-dim); font-weight: 600; margin-left: 0.25rem; }
.mc-stats.is-caution { color: #fbbf24; font-weight: 600; }
.mc-stats.is-warning { color: #f87171; font-weight: 600; }
html.light .mc-stats { color: #8890a8; }
html.light .mc-stats .mc-delta { color: #0d9488; }
html.light .mc-stats.is-caution { color: #d97706; }
html.light .mc-stats.is-warning { color: #dc2626; }

/* ── Textareas ── */
.mc-textarea {
  width: 100%;
  min-height: 200px;
  padding: var(--space-md);
  font-family: 'Consolas', 'Monaco', 'D2Coding', monospace;
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-text);
  background: rgba(18, 27, 76, 0.5);
  border: 1px solid rgba(63, 69, 108, 0.4);
  border-radius: var(--radius-lg);
  outline: none;
  resize: vertical;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.mc-textarea::placeholder { color: rgba(109, 115, 157, 0.6); }
.mc-textarea:focus { border-color: rgba(175, 136, 255, 0.5); box-shadow: 0 0 0 3px rgba(175,136,255,0.08); }
.mc-textarea[readonly] { background: rgba(2, 6, 24, 0.4); }
html.light .mc-textarea {
  background: #fff;
  border-color: #d4d8e3;
  color: #1a1d2e;
}
html.light .mc-textarea::placeholder { color: #9ca3af; }
html.light .mc-textarea:focus { border-color: #7c4dff; box-shadow: 0 0 0 3px rgba(124,77,255,0.1); }
html.light .mc-textarea[readonly] { background: #f5f6fa; }

/* ── Action Rows ── */
.mc-actions {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  margin: var(--space-lg) 0;
  flex-wrap: wrap;
}

.mc-btn {
  padding: 0.75rem 1.75rem;
  font-family: var(--font-headline);
  font-size: var(--font-size-sm);
  font-weight: 600;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: background var(--transition-fast), transform var(--transition-fast), border-color var(--transition-fast);
  white-space: nowrap;
}

.mc-btn--primary {
  background: var(--color-primary-dim);
  color: #fff;
  min-width: 140px;
}
.mc-btn--primary:hover { background: var(--color-primary); transform: translateY(-1px); }

.mc-btn--secondary {
  background: var(--color-tertiary-dim);
  color: #022c2a;
  min-width: 140px;
}
.mc-btn--secondary:hover { background: var(--color-tertiary); transform: translateY(-1px); }
html.light .mc-btn--secondary { background: #0d9488; color: #fff; }
html.light .mc-btn--secondary:hover { background: #0f766e; }

.mc-btn--ghost {
  background: transparent;
  color: var(--color-text-muted);
  border: 1px solid rgba(63, 69, 108, 0.5);
  padding: 0.65rem 1.25rem;
  font-size: var(--font-size-sm);
}
.mc-btn--ghost:hover { background: rgba(63, 69, 108, 0.2); color: var(--color-text); border-color: var(--color-outline); }
html.light .mc-btn--ghost { color: #4a5068; border-color: #d4d8e3; }
html.light .mc-btn--ghost:hover { background: #f5f6fa; color: #1a1d2e; border-color: #9ca3af; }

/* ── Hint + Info ── */
.mc-hint {
  text-align: center;
  margin-top: var(--space-md);
  font-family: var(--font-label);
  font-size: 0.75rem;
  color: var(--color-outline);
}
.mc-hint kbd {
  display: inline-block;
  padding: 0.15rem 0.45rem;
  margin: 0 0.1rem;
  background: rgba(63, 69, 108, 0.3);
  border: 1px solid rgba(63, 69, 108, 0.5);
  border-radius: var(--radius-sm);
  font-family: 'Consolas', monospace;
  font-size: 0.7rem;
  color: var(--color-text);
}
html.light .mc-hint { color: #8890a8; }
html.light .mc-hint kbd { background: #f0f1f6; border-color: #d4d8e3; color: #1a1d2e; }

.mc-info-row { text-align: center; margin-top: var(--space-sm); }

.mc-info-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.85rem 0.35rem 0.6rem;
  font-family: var(--font-label);
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--color-tertiary-dim);
  background: rgba(93, 231, 211, 0.08);
  border: 1px solid rgba(93, 231, 211, 0.25);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}
.mc-info-toggle:hover { background: var(--color-tertiary-dim); color: #022c2a; transform: translateY(-1px); }
.mc-info-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 14px;
  height: 14px;
  border: 1.5px solid currentColor;
  border-radius: 50%;
  font-size: 9px;
  font-weight: 700;
  line-height: 1;
}
html.light .mc-info-toggle { color: #0d9488; background: rgba(13,148,136,0.06); border-color: rgba(13,148,136,0.3); }
html.light .mc-info-toggle:hover { background: #0d9488; color: #fff; }

.mc-info-panel {
  max-width: 480px;
  margin: var(--space-md) auto 0;
  padding: var(--space-md) var(--space-lg);
  background: rgba(18, 27, 76, 0.5);
  border: 1px solid rgba(63, 69, 108, 0.3);
  border-radius: var(--radius-lg);
  font-family: var(--font-body);
  font-size: 0.75rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  text-align: left;
}
.mc-info-panel strong {
  display: block;
  margin-bottom: var(--space-sm);
  font-family: var(--font-headline);
  font-size: 0.8rem;
  color: var(--color-text);
}
.mc-info-panel ul { margin-left: 1.1rem; }
.mc-info-panel li { margin: 0.2rem 0; }
.mc-info-panel .mc-note { margin-top: var(--space-sm); font-size: 0.7rem; opacity: 0.8; }
.mc-info-panel .mc-c-caution { color: #fbbf24; font-weight: 600; }
.mc-info-panel .mc-c-warning { color: #f87171; font-weight: 600; }
html.light .mc-info-panel { background: #f5f6fa; border-color: #d4d8e3; color: #4a5068; }
html.light .mc-info-panel strong { color: #1a1d2e; }
html.light .mc-info-panel .mc-c-caution { color: #d97706; }
html.light .mc-info-panel .mc-c-warning { color: #dc2626; }

/* ── Toast ── */
.mc-toast {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  padding: 0.75rem 1.5rem;
  font-family: var(--font-label);
  font-size: 0.85rem;
  font-weight: 500;
  color: #fff;
  background: rgba(18, 27, 76, 0.95);
  border: 1px solid rgba(175, 136, 255, 0.3);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal), transform var(--transition-normal);
  z-index: 100;
}
.mc-toast.is-show { opacity: 1; transform: translateX(-50%) translateY(0); }
html.light .mc-toast { background: #1a1d2e; border-color: rgba(124,77,255,0.4); color: #fff; }

/* ── Responsive ── */
@media (max-width: 600px) {
  .mc { padding: var(--space-lg) var(--space-md); }
  .mc-card { padding: var(--space-lg); }
  .mc-hero__title { font-size: var(--font-size-2xl); }
  .mc-btn { padding: 0.65rem 1.25rem; font-size: 0.8rem; }
  .mc-btn--primary, .mc-btn--secondary { min-width: 110px; }
  .mc-textarea { min-height: 160px; font-size: 0.8rem; }
}