/* ═══════════════════════════════════════════════════
   COMPONENTS.CSS — Reusable UI components
   Horizon Travel System
   ═══════════════════════════════════════════════════ */

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 22px; border-radius: var(--radius);
  font-family: var(--font-body); font-weight: 600; font-size: 14px; line-height: 1;
  white-space: nowrap; user-select: none;
  transition: background-color 0.15s var(--ease-out), border-color 0.15s var(--ease-out),
              box-shadow 0.15s var(--ease-out), transform 0.1s var(--ease-out);
}
.btn:focus-visible { outline: 2px solid var(--color-secondary-container); outline-offset: 3px; }
.btn:active { transform: scale(0.97); }
.btn--primary { background-color: var(--color-secondary-container); color: var(--color-on-secondary-container); }
.btn--primary:hover { background-color: #00a1e8; box-shadow: 0 4px 14px rgba(0,176,253,0.35); }
.btn--cta { background-color: var(--color-secondary-container); color: var(--color-on-secondary-container); font-size: 13px; }
.btn--cta:hover { background-color: #00a1e8; }
.btn--outline { background: transparent; color: var(--color-primary-container); border: 1.5px solid var(--color-primary-container); }
.btn--outline:hover { background: var(--color-surface-low); }
.btn--ghost-light { background: transparent; color: rgba(255,255,255,0.82); border: 1.5px solid rgba(255,255,255,0.28); }
.btn--ghost-light:hover { background: rgba(255,255,255,0.1); }
.btn--sm { padding: 7px 14px; font-size: 13px; }
.btn--lg { padding: 14px 32px; font-size: 16px; }

/* ── Coming-soon nav links ───────────────────────── */
.nav__link--soon {
  position: relative;
  opacity: 0.45;
  cursor: not-allowed;
  pointer-events: none;
  padding: 6px 14px;
  border-radius: var(--radius);
  font-size: 14px; font-weight: 500;
  color: rgba(255,255,255,0.72);
  display: inline-flex; align-items: center; gap: 5px;
}
.nav__link--soon::after {
  content: 'Soon';
  font-size: 9px; font-weight: 700;
  letter-spacing: 0.04em; text-transform: uppercase;
  background: rgba(255,255,255,0.18);
  color: rgba(255,255,255,0.8);
  border-radius: 4px;
  padding: 1px 5px;
  line-height: 1.6;
}

.field { display: flex; flex-direction: column; gap: 5px; position: relative; }
.field__label {
  display: flex; align-items: center; gap: 5px;
  font-size: 11px; font-weight: 600; color: var(--color-on-surface-variant);
  letter-spacing: 0.06em; text-transform: uppercase; user-select: none; pointer-events: none;
}
.field__input {
  width: 100%; background: transparent; border: none;
  border-bottom: 1.5px solid var(--color-outline-variant);
  padding: 7px 0; font-size: 15px; font-weight: 500; color: var(--color-on-surface);
  outline: none; transition: border-color 0.15s var(--ease-out);
}
.field__input::placeholder { color: var(--color-outline); font-weight: 400; }
.field__input:focus { border-bottom-color: var(--color-secondary-container); }
.field__pax-btn {
  display: flex; align-items: center; justify-content: space-between; gap: 6px;
  text-align: left; font-size: 15px; font-weight: 500; cursor: pointer;
  padding: 7px 0; border-bottom: 1.5px solid var(--color-outline-variant); transition: border-color 0.15s;
}
.field__pax-btn:focus,
.field__pax-btn[aria-expanded="true"] { border-bottom-color: var(--color-secondary-container); outline: none; }

.autocomplete-list {
  position: absolute; top: calc(100% + 8px); left: -12px; right: auto;
  min-width: 380px;
  background: var(--color-surface-lowest); border: 1px solid var(--color-outline-variant);
  border-radius: var(--radius-md); box-shadow: var(--shadow-high);
  z-index: 500; max-height: 300px; overflow-y: auto; padding: 6px 0; scrollbar-width: thin;
}
.autocomplete-list .ac-item {
  display: flex; align-items: center; gap: 12px; padding: 10px 16px;
  width: 100%; text-align: left; background: none; border: none;
  cursor: pointer; transition: background 0.1s;
}
.autocomplete-list .ac-item:hover,
.autocomplete-list .ac-item.ac-item--active { background: var(--color-surface-low); }
.ac-icon { width: 24px; flex-shrink: 0; display: flex; align-items: center; justify-content: center; }
.ac-text { display: flex; flex-direction: column; gap: 1px; min-width: 0; }
.ac-main { font-size: 14px; font-weight: 500; color: var(--color-on-surface); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ac-sub  { font-size: 12px; color: var(--color-on-surface-variant); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* Grouped autocomplete */
.autocomplete-list .ac-item--city .ac-main { font-weight: 600; }
.autocomplete-list .ac-item--sub { padding-left: 32px; }
.autocomplete-list .ac-item--sub .ac-main { font-weight: 400; font-size: 13px; }
.autocomplete-list .ac-item--concept { border-top: none; }
.ac-divider {
  font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em;
  color: var(--color-on-surface-variant); padding: 8px 16px 4px; opacity: 0.7;
  border-top: 1px solid var(--color-outline-variant); margin-top: 4px;
}
.ac-loading {
  display: flex; align-items: center; justify-content: center; padding: 16px;
}
.ac-spinner {
  width: 18px; height: 18px; border-radius: 50%;
  border: 2px solid var(--color-outline-variant);
  border-top-color: var(--color-primary-container);
  animation: ac-spin 0.6s linear infinite; display: inline-block;
}
@keyframes ac-spin { to { transform: rotate(360deg); } }

/* Synthetic city group header (non-clickable label) */
.ac-divider--city {
  font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--color-on-surface-variant); padding: 10px 16px 4px; opacity: 0.8;
  border-top: 1px solid var(--color-outline-variant); margin-top: 2px;
}

.counter { display: flex; align-items: center; gap: 14px; }
.counter-btn {
  width: 32px; height: 32px; border-radius: var(--radius-full);
  border: 1.5px solid var(--color-outline-variant); background: white;
  font-size: 18px; line-height: 1; color: var(--color-primary-container);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
  transition: border-color 0.15s, background 0.15s;
}
.counter-btn:hover { border-color: var(--color-secondary-container); }
.counter-btn:disabled { opacity: 0.32; cursor: not-allowed; }
.counter-val { font-family: var(--font-display); font-weight: 700; font-size: 16px; min-width: 22px; text-align: center; color: var(--color-on-surface); }

@keyframes shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}
.skeleton {
  background: linear-gradient(90deg, var(--color-surface-highest) 25%, var(--color-surface-high) 50%, var(--color-surface-highest) 75%);
  background-size: 400% 100%; animation: shimmer 1.6s ease infinite; border-radius: var(--radius);
}

.divider { height: 1px; background: var(--color-outline-variant); }