/* ===== Due Date Calculator ===== */

.dd-panels > [class*='col-'] {
  display: flex;
  flex-direction: column;
}

.dd-panel {
  display: flex;
  flex-direction: column;
  flex: 1 1 auto;
  min-width: 0;
}

.dd-body {
  display: flex;
  flex-direction: column;
  gap: 14px;
  flex: 1 1 auto;
}

.dd-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 2px;
}

.btn-dd-today {
  align-self: flex-start;
}

/* message */
.dd-message {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 10px;
  font-size: 13px;
  line-height: 1.5;
}

.dd-message.hidden {
  display: none;
}

.dd-msg-info {
  background: var(--info-soft, #eff6ff);
  color: var(--info, #2563eb);
  border: 1px solid var(--info-border, #bfdbfe);
}

.dd-msg-success {
  background: var(--success-soft, #f0fdf4);
  color: var(--success, #16a34a);
  border: 1px solid var(--success-border, #bbf7d0);
}

.dd-msg-error {
  background: var(--danger-soft, #fef2f2);
  color: var(--danger, #dc2626);
  border: 1px solid var(--danger-border, #fecaca);
}

.dd-message.is-fading {
  opacity: 0;
  transition: opacity 0.25s ease;
}

/* hero */
.dd-result-hero {
  background: linear-gradient(135deg, #e11d48, #be185d);
  border-radius: 14px;
  padding: 22px 20px;
  color: #fff;
  text-align: center;
}

.dd-hero-date {
  font-size: 34px;
  font-weight: 800;
  line-height: 1.15;
  font-variant-numeric: tabular-nums;
}

.dd-hero-note {
  font-size: 13px;
  opacity: 0.9;
  margin-top: 6px;
}

/* stats */
.dd-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 8px;
}

.dd-stat {
  border: 1px solid var(--border, #e2e8f0);
  border-radius: 10px;
  padding: 10px 12px;
  text-align: center;
  background: var(--bg-card, #fff);
}

.dd-stat b {
  display: block;
  font-size: 19px;
  color: var(--text, #0f172a);
  font-variant-numeric: tabular-nums;
}

.dd-stat-label {
  display: block;
  font-size: 11.5px;
  color: var(--text-secondary, #64748b);
  margin-bottom: 2px;
}

/* timeline */
.dd-timeline {
  border: 1px solid var(--border, #e2e8f0);
  border-radius: 12px;
  overflow: hidden;
}

.dd-breakdown-title {
  padding: 10px 14px;
  font-size: 13px;
  font-weight: 700;
  color: var(--text, #0f172a);
  border-bottom: 1px solid var(--border, #e2e8f0);
  background: var(--bg-soft, #f8fafc);
  display: flex;
  align-items: center;
  gap: 8px;
}

.dd-timeline-list {
  padding: 4px 0;
}

.dd-tl-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 9px 14px;
  border-bottom: 1px solid var(--border-soft, #f1f5f9);
  font-size: 13px;
}

.dd-tl-item:last-child {
  border-bottom: none;
}

.dd-tl-item.is-due .dd-tl-label {
  color: var(--accent, #be185d);
  font-weight: 700;
}

.dd-tl-label {
  flex: 1 1 auto;
  color: var(--text-secondary, #475569);
}

.dd-tl-date {
  color: var(--text, #0f172a);
  font-weight: 600;
  white-space: nowrap;
}

.dd-tl-week {
  color: var(--text-secondary, #94a3b8);
  font-size: 12px;
  white-space: nowrap;
}

.dd-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 40px 16px;
  color: var(--text-secondary, #64748b);
  text-align: center;
}

.dd-empty i {
  font-size: 32px;
  opacity: 0.5;
}

.dd-empty p {
  margin: 0;
  font-size: 13px;
}

.dd-meta {
  font-size: 12.5px;
  color: var(--text-secondary, #64748b);
  word-break: break-all;
  min-width: 0;
}

/* result toolbar */
.result-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}

.result-toolbar .button-group {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 0 0 auto;
}

.dd-note {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 12px 14px;
  background: var(--info-soft, #eff6ff);
  border: 1px solid var(--info-border, #bfdbfe);
  border-radius: 10px;
  color: var(--info, #1d4ed8);
  font-size: 12.5px;
  line-height: 1.6;
}

@media (max-width: 767px) {
  .dd-hero-date {
    font-size: 28px;
  }
}