/* === PLAN FORM === */
.plan-form {
  max-width: 640px;
}

.plan-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 4px;
}

.plan-fieldset {
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 8px;
  padding: 14px 16px 16px;
  background: rgba(255, 255, 255, 0.08);
}

.plan-legend {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.7);
  padding: 0 8px;
}

.plan-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}

.plan-pill {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 10px 16px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  cursor: pointer;
  font-family: var(--font-body);
  color: rgba(255, 255, 255, 0.85);
  transition: background 0.15s, border-color 0.15s, color 0.15s;
  user-select: none;
  min-width: 64px;
  line-height: 1.25;
}

.plan-pill:hover {
  border-color: rgba(168, 213, 186, 0.6);
  color: #ffffff;
}

.plan-pill input[type="radio"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
  width: 0;
  height: 0;
}

.plan-pill--active {
  background: #A8D5BA;
  border-color: #A8D5BA;
  color: #1C3D28;
}

.plan-pill--active:hover {
  background: #c4e4cc;
  border-color: #c4e4cc;
  color: #1C3D28;
}

.plan-pill-label {
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.plan-pill-sub {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.04em;
  opacity: 0.78;
}

/* === FIT CHIPS (per card) === */
.plan-fit-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: -4px;
}

.plan-fit-chip {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--accent);
  background: rgba(43, 77, 47, 0.1);
  border: 1px solid rgba(43, 77, 47, 0.2);
  border-radius: 999px;
  padding: 4px 10px;
}

/* === RESPONSIVE === */
@media (max-width: 700px) {
  .plan-form-grid { grid-template-columns: 1fr; gap: 16px; }
  .plan-pills { gap: 6px; }
  .plan-pill { padding: 8px 12px; min-width: 0; }
}

@media (max-width: 600px) {
  .plan-pill-label { font-size: 0.85rem; }
  .plan-pill-sub { font-size: 0.65rem; }
  .trip-cost-total-value { font-size: 28px; }
  .trip-cost-total-panel { padding: 16px 18px; }
}

/* === STOP PICKER === */
.plan-fieldset--stops {
  grid-column: 1 / -1;
}

.plan-fieldset--travelers {
  grid-column: 1 / -1;
}
@media (max-width: 700px) {
  .plan-fieldset--travelers { grid-column: auto; }
}

.plan-stops-grid {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 10px;
}

.plan-stop-row {
  display: grid;
  grid-template-columns: 90px 1fr;
  align-items: center;
  gap: 10px;
}

.plan-stop-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: rgba(255, 255, 255, 0.7);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.plan-stop-select {
  width: 100%;
  font-family: var(--font-body);
  font-size: 0.9rem;
  padding: 8px 10px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
}

.plan-stop-select option {
  color: #1C3D28;
  background: #ffffff;
}

.plan-stop-add {
  align-self: flex-start;
  margin-top: 4px;
  padding: 8px 14px;
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: rgba(255, 255, 255, 0.9);
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}

.plan-stop-add:hover {
  background: rgba(168, 213, 186, 0.18);
  border-color: #A8D5BA;
  color: #ffffff;
}

.plan-legend-sub {
  font-family: var(--font-body);
  font-size: 0.62rem;
  letter-spacing: 0.04em;
  text-transform: none;
  color: rgba(255, 255, 255, 0.55);
  margin-left: 6px;
}

.plan-missing {
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: #C4622D;
  background: rgba(196, 98, 45, 0.08);
  border: 1px solid rgba(196, 98, 45, 0.25);
  border-radius: 6px;
  padding: 10px 14px;
  margin: 4px 0 16px;
}

@media (max-width: 700px) {
  .plan-stops-grid { gap: 8px; }
  .plan-stop-row { grid-template-columns: 1fr; gap: 4px; }
  .plan-stop-label { font-size: 0.65rem; }
}

/* === AI FOLLOW-UP CHAT === */
.plan-chat {
  max-width: 720px;
  margin: 32px auto 0;
  padding: 40px 60px 56px;
  background: var(--bg);
}

.plan-chat[hidden] { display: none; }

.plan-chat-title {
  font-family: var(--font-display);
  font-size: 1.85rem;
  font-weight: 600;
  color: var(--fg);
  letter-spacing: -0.01em;
  margin-bottom: 6px;
}

.plan-chat-sub {
  font-family: var(--font-body);
  font-size: 0.92rem;
  color: var(--fg-muted);
  margin-bottom: 20px;
}

.plan-chat-log {
  max-height: 360px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 14px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 14px;
}

.plan-chat-msg {
  font-family: var(--font-body);
  font-size: 0.92rem;
  line-height: 1.5;
  padding: 10px 14px;
  border-radius: 14px;
  max-width: 80%;
  white-space: pre-wrap;
  word-break: break-word;
}

.plan-chat-msg--user {
  align-self: flex-end;
  background: #A8D5BA;
  color: #1C3D28;
  border: 1px solid #c9e3d2;
}

.plan-chat-msg--assistant {
  align-self: flex-start;
  background: rgba(168, 213, 186, 0.12);
  color: var(--fg);
  border: 1px solid rgba(43, 77, 47, 0.18);
}

.plan-chat-form {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.plan-chat-input {
  width: 100%;
  font-family: var(--font-body);
  font-size: 0.92rem;
  line-height: 1.5;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--fg);
  resize: vertical;
  min-height: 72px;
}

.plan-chat-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(168, 213, 186, 0.35);
}

.plan-chat-row {
  display: flex;
  align-items: center;
  gap: 14px;
}

.plan-chat-send {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #A8D5BA;
  color: #1C3D28;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  border: none;
  border-radius: 8px;
  padding: 10px 22px;
  cursor: pointer;
  letter-spacing: 0.02em;
  transition: background 0.2s, transform 0.1s;
}

.plan-chat-send:hover { background: #c4e4cc; }
.plan-chat-send:active { transform: scale(0.98); }
.plan-chat-send:disabled { opacity: 0.6; cursor: not-allowed; }

.plan-chat-input:disabled { opacity: 0.7; cursor: not-allowed; }

.plan-chat-status {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--fg-muted);
  letter-spacing: 0.02em;
}

@media (max-width: 700px) {
  .plan-chat { padding: 32px 24px 40px; }
  .plan-chat-log { max-height: 240px; }
  .plan-chat-msg { max-width: 92%; }
  .plan-chat-title { font-size: 1.55rem; }
}

/* === TRIP COST TOTAL PANEL (multi-stop /plan only) === */
.trip-cost-total-panel {
  margin: 0 0 20px;
  padding: 20px 24px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(168,213,186,0.10), rgba(56,189,248,0.06));
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.trip-cost-total-head {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
}

.trip-cost-total-value {
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 600;
  color: var(--fg);
  line-height: 1;
}

.trip-cost-total-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-muted);
}

.trip-cost-total-detail {
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--fg-muted);
  line-height: 1.5;
}

.trip-cost-total-breakdown {
  margin: 4px 0 0;
  padding-left: 18px;
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--fg-muted);
  line-height: 1.55;
}