/* ============================================================
   TravlFun Design System · components.css · v1.0
   Presentational component library. No JavaScript required —
   stateful looks (open menus, checked toggles, invalid fields)
   are driven by modifier classes (.is-open, .is-invalid …) or
   native pseudo-classes. Everything reads tokens.css only.

   Naming: .tf-component, .tf-component__part, .tf-component--variant
   ============================================================ */

/* ============ 0 · BASE & LAYOUT PRIMITIVES ============ */
.tf-app, .tf-scope {
  font: var(--tf-text-body);
  font-family: var(--tf-font-body);
  color: var(--tf-ink);
  background: var(--tf-bg);
  -webkit-font-smoothing: antialiased;
}
.tf-scope *, .tf-app * { box-sizing: border-box; }
.tf-scope svg { display: block; }

.tf-container { max-width: 1140px; margin-inline: auto; padding-inline: var(--tf-sp-6); }
.tf-stack { display: flex; flex-direction: column; gap: var(--tf-sp-4); }
.tf-row { display: flex; align-items: center; gap: var(--tf-sp-3); flex-wrap: wrap; }
.tf-grid { display: grid; gap: var(--tf-sp-5); }
.tf-grid--cards { grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
.tf-cq { container-type: inline-size; }

h1.tf-display { font: var(--tf-text-display); letter-spacing: -.02em; margin: 0; text-wrap: balance; }
.tf-h1 { font: var(--tf-text-h1); letter-spacing: -.015em; margin: 0; text-wrap: balance; }
.tf-h2 { font: var(--tf-text-h2); margin: 0; }
.tf-h3 { font: var(--tf-text-h3); margin: 0; }
.tf-h4 { font: var(--tf-text-h4); margin: 0; }
.tf-muted { color: var(--tf-ink-2); }
.tf-caption { font: var(--tf-text-caption); letter-spacing: var(--tf-tracking-caps); text-transform: uppercase; color: var(--tf-ink-3); }
.tf-price { font: var(--tf-text-price); font-variant-numeric: tabular-nums; }
.tf-num { font-variant-numeric: tabular-nums; }

.tf-scope :focus-visible {
  outline: 3px solid var(--tf-color-primary);
  outline-offset: 2px;
  border-radius: 6px;
}
@media (prefers-reduced-motion: reduce) {
  .tf-scope *, .tf-app * { animation: none !important; transition: none !important; }
}

/* ============ 1 · LOGO ============ */
.tf-logo { display: inline-flex; align-items: center; gap: .34em; text-decoration: none; }
.tf-logo__mark { width: 1.7em; height: 1.38em; }
.tf-logo__word { font-family: var(--tf-font-display); font-weight: 700; letter-spacing: -.015em; line-height: 1; display: flex; }
.tf-logo__word .t { color: var(--tf-ink); }
.tf-logo__word .f { color: var(--tf-raw-teal-500); }
.tf-logo--inverse .tf-logo__word .t { color: #fff; }
.tf-logo--inverse .tf-logo__word .f { color: #7FE8DB; }
.tf-logo--inverse .tf-logo__mark { --c-sun:#fff; --c-ray:#fff; --c-w1:#fff; --c-w2:#fff; --c-p1:#fff; --c-p2:#fff; --c-dash:#7FA8C9; }
.tf-logo--sm { font-size: 16px; } .tf-logo--md { font-size: 20px; } .tf-logo--lg { font-size: 28px; }

/* ============ 2 · BUTTONS ============ */
.tf-btn {
  font: 600 14.5px/1 var(--tf-font-display);
  color: var(--tf-ink);
  background: var(--tf-surface);
  border: none; cursor: pointer; text-decoration: none;
  border-radius: var(--tf-r-ctl);
  padding: 0 var(--tf-sp-6); height: 46px;
  display: inline-flex; align-items: center; justify-content: center; gap: var(--tf-sp-2);
  transition: transform var(--tf-dur-fast) var(--tf-ease),
              box-shadow var(--tf-dur-fast) var(--tf-ease),
              background var(--tf-dur-fast) var(--tf-ease),
              color var(--tf-dur-fast) var(--tf-ease);
  white-space: nowrap; user-select: none;
}
.tf-btn svg { width: 16px; height: 16px; flex: none; }

.tf-btn--primary {
  background: var(--tf-color-primary); color: #fff;
  box-shadow: var(--tf-edge-primary), 0 6px 16px rgba(23,107,255,.3);
}
.tf-btn--primary:hover { background: var(--tf-color-primary-hover); transform: translateY(-1px); }
.tf-btn--primary:active { background: var(--tf-color-primary-active); transform: translateY(1px); box-shadow: none; }

.tf-btn--secondary {
  background: var(--tf-color-secondary); color: #fff;
  box-shadow: var(--tf-edge-secondary), 0 6px 16px rgba(18,184,166,.28);
}
.tf-btn--secondary:hover { transform: translateY(-1px); }
.tf-btn--secondary:active { background: var(--tf-color-secondary-active); transform: translateY(1px); box-shadow: none; }

.tf-btn--outline { background: transparent; border: 1.5px solid var(--tf-border-strong); }
.tf-btn--outline:hover { border-color: var(--tf-color-primary); color: var(--tf-color-primary); }

.tf-btn--ghost { background: transparent; color: var(--tf-color-primary); }
.tf-btn--ghost:hover { background: var(--tf-color-primary-soft); }

.tf-btn--danger { background: var(--tf-color-danger); color: #fff; box-shadow: 0 2px 0 rgba(0,0,0,.18); }
.tf-btn--danger:active { transform: translateY(1px); box-shadow: none; }

.tf-btn--pill { border-radius: var(--tf-r-pill); }
.tf-btn--block { display: flex; width: 100%; }

.tf-btn--sm { height: 36px; padding: 0 var(--tf-sp-4); font-size: 12.5px; }
.tf-btn--sm svg { width: 14px; height: 14px; }
.tf-btn--lg { height: 54px; padding: 0 var(--tf-sp-7); font-size: 16px; border-radius: 14px; }

.tf-btn--icon {
  width: 42px; height: 42px; padding: 0; border-radius: 50%;
  background: var(--tf-surface); border: 1px solid var(--tf-border);
  color: var(--tf-ink-2); box-shadow: var(--tf-shadow-1);
}
.tf-btn--icon:hover { color: var(--tf-color-love); }
.tf-btn--icon.tf-btn--sm { width: 34px; height: 34px; }

.tf-btn[disabled], .tf-btn.is-disabled {
  background: var(--tf-surface-2); color: var(--tf-ink-3);
  border: 1px solid var(--tf-border); box-shadow: none;
  cursor: not-allowed; transform: none; pointer-events: none;
}
.tf-btn.is-loading { pointer-events: none; opacity: .85; }
.tf-btn.is-loading .tf-btn__label { opacity: .6; }

/* ============ 3 · INPUTS & FORM CONTROLS ============ */
.tf-field { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.tf-field__label { font: var(--tf-text-label); color: var(--tf-ink-2); }
.tf-field__label .req { color: var(--tf-color-danger); }
.tf-field__hint { font: var(--tf-text-body-s); color: var(--tf-ink-3); }
.tf-field__error {
  font: 500 13px/1.4 var(--tf-font-body); color: var(--tf-color-danger);
  display: flex; align-items: center; gap: 6px;
}
.tf-field__error svg { width: 14px; height: 14px; flex: none; }

.tf-input {
  display: flex; align-items: center; gap: 9px;
  background: var(--tf-surface);
  border: 1.5px solid var(--tf-border-strong);
  border-radius: var(--tf-r-ctl);
  padding: 0 14px; height: 46px;
  font: 400 14px/1.4 var(--tf-font-body); color: var(--tf-ink);
  transition: border-color var(--tf-dur-fast), box-shadow var(--tf-dur-fast);
}
.tf-input > svg { width: 16px; height: 16px; color: var(--tf-ink-3); flex: none; }
.tf-input input, .tf-input select {
  border: 0; outline: 0; background: none; flex: 1; min-width: 0;
  font: inherit; color: inherit; height: 100%;
}
.tf-input ::placeholder, .tf-input .ph { color: var(--tf-ink-3); }
.tf-input:focus-within, .tf-input.is-focus { border-color: var(--tf-color-primary); box-shadow: var(--tf-focus-ring); }
.tf-input.is-invalid { border-color: var(--tf-color-danger); }
.tf-input.is-invalid:focus-within { box-shadow: 0 0 0 3px var(--tf-color-danger-soft); }
.tf-input.is-valid { border-color: var(--tf-color-secondary); }
.tf-input.is-disabled { background: var(--tf-surface-2); color: var(--tf-ink-3); pointer-events: none; }
.tf-input--textarea { height: auto; padding: 12px 14px; align-items: flex-start; }
.tf-input--textarea textarea {
  border: 0; outline: 0; background: none; resize: vertical; flex: 1;
  font: inherit; color: inherit; min-height: 84px;
}

/* Checkbox & radio */
.tf-check { display: inline-flex; align-items: flex-start; gap: 10px; cursor: pointer; font: var(--tf-text-body-s); color: var(--tf-ink); }
.tf-check input { position: absolute; opacity: 0; width: 0; height: 0; }
.tf-check__box {
  width: 20px; height: 20px; flex: none; margin-top: 1px;
  border: 2px solid var(--tf-border-strong); border-radius: 6px;
  display: grid; place-items: center; color: transparent;
  transition: all var(--tf-dur-fast);
}
.tf-check__box svg { width: 12px; height: 12px; }
.tf-check input:checked + .tf-check__box { background: var(--tf-color-primary); border-color: var(--tf-color-primary); color: #fff; }
.tf-check input:focus-visible + .tf-check__box { box-shadow: var(--tf-focus-ring); }
.tf-check--radio .tf-check__box { border-radius: 50%; }
.tf-check--radio input:checked + .tf-check__box { background: var(--tf-surface); color: var(--tf-color-primary); border-color: var(--tf-color-primary); }
.tf-check--radio .tf-check__box::after { content: ""; width: 10px; height: 10px; border-radius: 50%; background: currentColor; }

/* Switch */
.tf-switch { display: inline-flex; align-items: center; gap: 10px; cursor: pointer; font: var(--tf-text-body-s); }
.tf-switch input { position: absolute; opacity: 0; width: 0; height: 0; }
.tf-switch__track {
  width: 44px; height: 26px; border-radius: var(--tf-r-pill); flex: none;
  background: var(--tf-border-strong); position: relative; transition: background var(--tf-dur-med);
}
.tf-switch__track::after {
  content: ""; position: absolute; top: 3px; left: 3px; width: 20px; height: 20px;
  border-radius: 50%; background: #fff; box-shadow: var(--tf-shadow-1);
  transition: left var(--tf-dur-med) var(--tf-ease);
}
.tf-switch input:checked + .tf-switch__track { background: var(--tf-color-secondary); }
.tf-switch input:checked + .tf-switch__track::after { left: 21px; }
.tf-switch input:focus-visible + .tf-switch__track { box-shadow: var(--tf-focus-ring); }

/* Stepper (travelers, rooms) */
.tf-stepper {
  display: inline-flex; align-items: center; gap: 2px;
  border: 1.5px solid var(--tf-border-strong); border-radius: var(--tf-r-ctl);
  height: 46px; padding: 0 4px; background: var(--tf-surface);
}
.tf-stepper__btn {
  width: 34px; height: 34px; border: none; border-radius: 9px; cursor: pointer;
  background: var(--tf-surface-2); color: var(--tf-color-primary);
  font: 600 18px/1 var(--tf-font-body); display: grid; place-items: center;
}
.tf-stepper__btn:hover { background: var(--tf-color-primary-soft); }
.tf-stepper__btn[disabled] { color: var(--tf-ink-3); cursor: not-allowed; }
.tf-stepper__value { min-width: 44px; text-align: center; font: 600 15px var(--tf-font-display); font-variant-numeric: tabular-nums; }

/* Range slider (dual thumb drawn presentationally) */
.tf-range { position: relative; height: 6px; background: var(--tf-surface-2); border: 1px solid var(--tf-border); border-radius: var(--tf-r-pill); margin: 14px 10px 4px; }
.tf-range__fill { position: absolute; top: -1px; bottom: -1px; border-radius: var(--tf-r-pill); background: linear-gradient(90deg, var(--tf-color-secondary), var(--tf-color-primary)); }
.tf-range__thumb {
  position: absolute; top: 50%; width: 20px; height: 20px; border-radius: 50%;
  background: var(--tf-surface); border: 2.5px solid var(--tf-color-primary);
  transform: translate(-50%, -50%); box-shadow: var(--tf-shadow-1); cursor: grab;
}
.tf-range__labels { display: flex; justify-content: space-between; font: var(--tf-text-body-s); color: var(--tf-ink-3); margin-top: 10px; }

/* ============ 4 · DROPDOWNS ============ */
.tf-dropdown { position: relative; display: inline-block; }
.tf-dropdown__menu {
  position: absolute; top: calc(100% + 6px); left: 0; min-width: 230px;
  background: var(--tf-surface); border: 1px solid var(--tf-border);
  border-radius: 14px; box-shadow: var(--tf-shadow-3);
  padding: 6px; z-index: var(--tf-z-dropdown);
  display: none;
}
.tf-dropdown.is-open .tf-dropdown__menu, .tf-dropdown__menu.is-static { display: block; }
.tf-dropdown__menu.is-static { position: static; }
.tf-dropdown__item {
  display: flex; align-items: center; gap: 10px; width: 100%;
  padding: 10px 12px; border: none; background: none; cursor: pointer;
  border-radius: 9px; font: 400 14px/1.4 var(--tf-font-body); color: var(--tf-ink);
  text-align: left;
}
.tf-dropdown__item svg { width: 16px; height: 16px; color: var(--tf-ink-3); flex: none; }
.tf-dropdown__item:hover { background: var(--tf-surface-2); }
.tf-dropdown__item.is-selected { background: var(--tf-color-primary-soft); color: var(--tf-color-primary); font-weight: 500; }
.tf-dropdown__item.is-selected svg { color: var(--tf-color-primary); }
.tf-dropdown__divider { height: 1px; background: var(--tf-border); margin: 6px 4px; }
.tf-dropdown__caret { transition: transform var(--tf-dur-med); }
.tf-dropdown.is-open .tf-dropdown__caret { transform: rotate(180deg); }

/* ============ 5 · CARDS (base) ============ */
.tf-card {
  background: var(--tf-surface); border: 1px solid var(--tf-border);
  border-radius: var(--tf-r-card); box-shadow: var(--tf-shadow-1);
}
.tf-card--elevated { box-shadow: var(--tf-shadow-2); }
.tf-card--flat { box-shadow: none; }
.tf-card--interactive { transition: transform .15s var(--tf-ease), box-shadow .15s var(--tf-ease); cursor: pointer; }
.tf-card--interactive:hover { transform: translateY(-3px); box-shadow: var(--tf-shadow-3); }
.tf-card__body { padding: var(--tf-sp-5) var(--tf-sp-5); display: flex; flex-direction: column; gap: var(--tf-sp-2); }
.tf-card__header { padding: var(--tf-sp-5) var(--tf-sp-5) 0; display: flex; align-items: center; gap: var(--tf-sp-3); }
.tf-card__footer { padding: 0 var(--tf-sp-5) var(--tf-sp-5); display: flex; align-items: center; gap: var(--tf-sp-3); }
.tf-card__media { position: relative; border-radius: var(--tf-r-card) var(--tf-r-card) 0 0; overflow: hidden; aspect-ratio: 16 / 10; }
.tf-card__media > svg, .tf-card__media > img { width: 100%; height: 100%; object-fit: cover; }

/* ============ 6 · BADGES ============ */
.tf-badge {
  display: inline-flex; align-items: center; gap: 6px;
  font: 600 12px/1 var(--tf-font-body);
  border-radius: var(--tf-r-pill); padding: 6px 12px;
}
.tf-badge svg { width: 12px; height: 12px; }
.tf-badge--success { background: var(--tf-color-success-soft); color: var(--tf-color-success); }
.tf-badge--info { background: var(--tf-color-info-soft); color: var(--tf-color-info); }
.tf-badge--warning { background: var(--tf-color-warning-soft); color: var(--tf-color-warning); }
.tf-badge--danger { background: var(--tf-color-danger-soft); color: var(--tf-color-danger); }
.tf-badge--neutral { background: var(--tf-surface-2); color: var(--tf-ink-2); }
.tf-badge--accent { background: var(--tf-color-accent-soft); color: #8A6206; }
.tf-badge--solid { background: var(--tf-color-primary); color: #fff; }
.tf-badge--dot::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.tf-badge--count { padding: 0; min-width: 20px; height: 20px; justify-content: center; background: var(--tf-color-love); color: #fff; font-size: 11px; }

/* TravlScore ring — teal ≥85 · blue 70–84 · yellow <70 */
.tf-score { position: relative; width: 46px; height: 46px; flex: none; --ring: var(--tf-color-secondary); }
.tf-score--mid { --ring: var(--tf-color-primary); }
.tf-score--low { --ring: var(--tf-raw-yellow-500); }
.tf-score svg { width: 100%; height: 100%; }
.tf-score__track { fill: none; stroke: var(--tf-border); stroke-width: 5; }
.tf-score__fill {
  fill: none; stroke: var(--ring); stroke-width: 5; stroke-linecap: round;
  stroke-dasharray: 157; transform: rotate(-90deg); transform-origin: center;
}
.tf-score__num { position: absolute; inset: 0; display: grid; place-items: center; font: 700 13.5px var(--tf-font-display); color: var(--tf-ink); }
.tf-score--lg { width: 86px; height: 86px; }
.tf-score--lg .tf-score__num { font-size: 24px; }
.tf-score--sm { width: 38px; height: 38px; }
.tf-score--sm .tf-score__num { font-size: 11.5px; }

/* ============ 7 · TAGS ============ */
.tf-tag {
  display: inline-flex; align-items: center; gap: 7px;
  font: 500 13px/1 var(--tf-font-body);
  background: var(--tf-color-secondary-soft); color: var(--tf-color-secondary-active);
  border: 1.5px solid transparent; border-radius: var(--tf-r-pill);
  padding: 7px 13px; cursor: default;
}
.tf-tag--blue { background: var(--tf-color-primary-soft); color: var(--tf-color-primary); }
.tf-tag--coral { background: var(--tf-color-love-soft); color: var(--tf-color-love); }
.tf-tag--neutral { background: var(--tf-surface-2); color: var(--tf-ink-2); }
.tf-tag--sm { font-size: 11.5px; padding: 5px 10px; }
.tf-tag__x { border: 0; background: none; padding: 0; cursor: pointer; color: inherit; opacity: .6; font-weight: 700; font-size: 12px; line-height: 1; }
.tf-tag__x:hover { opacity: 1; }
.tf-tag--select { background: var(--tf-surface); border-color: var(--tf-border-strong); color: var(--tf-ink-2); cursor: pointer; }
.tf-tag--select:hover { border-color: var(--tf-color-primary); color: var(--tf-color-primary); }
.tf-tag--select.is-selected { background: var(--tf-color-primary-soft); border-color: var(--tf-color-primary); color: var(--tf-color-primary); font-weight: 600; }

/* ============ 8 · FORMS ============ */
.tf-form { display: flex; flex-direction: column; gap: var(--tf-sp-5); }
.tf-form__grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--tf-sp-4); }
.tf-form__grid--3 { grid-template-columns: repeat(3, 1fr); }
.tf-form__section { display: flex; flex-direction: column; gap: var(--tf-sp-4); }
.tf-form__legend { font: var(--tf-text-h4); padding-bottom: var(--tf-sp-2); border-bottom: 1px solid var(--tf-border); }
.tf-form__actions { display: flex; gap: var(--tf-sp-3); justify-content: flex-end; padding-top: var(--tf-sp-2); }
@media (max-width: 639px) {
  .tf-form__grid, .tf-form__grid--3 { grid-template-columns: 1fr; }
  .tf-form__actions { flex-direction: column-reverse; }
  .tf-form__actions .tf-btn { width: 100%; }
}

/* ============ 9 · SEARCH ============ */
.tf-search {
  display: flex; align-items: center; gap: 10px;
  background: var(--tf-surface); border: 1.5px solid var(--tf-border-strong);
  border-radius: var(--tf-r-pill); padding: 6px 6px 6px 18px; height: 54px;
  box-shadow: var(--tf-shadow-1);
}
.tf-search:focus-within { border-color: var(--tf-color-primary); box-shadow: var(--tf-focus-ring); }
.tf-search > svg { width: 18px; height: 18px; color: var(--tf-ink-3); flex: none; }
.tf-search input { border: 0; outline: 0; background: none; flex: 1; min-width: 0; font: 400 15px var(--tf-font-body); color: var(--tf-ink); }
.tf-search .tf-btn { height: 42px; }

/* Autocomplete results */
.tf-search-results {
  background: var(--tf-surface); border: 1px solid var(--tf-border);
  border-radius: 16px; box-shadow: var(--tf-shadow-3); padding: 6px; margin-top: 8px;
}
.tf-search-results__item { display: flex; align-items: center; gap: 12px; padding: 10px 12px; border-radius: 10px; cursor: pointer; }
.tf-search-results__item:hover, .tf-search-results__item.is-active { background: var(--tf-surface-2); }
.tf-search-results__item svg { width: 16px; height: 16px; color: var(--tf-ink-3); flex: none; }
.tf-search-results__meta { margin-left: auto; font: var(--tf-text-body-s); color: var(--tf-ink-3); white-space: nowrap; }
.tf-search-results__item b { font-weight: 600; }

/* Hero search card (tabbed, multi-field) */
.tf-searchcard { background: var(--tf-surface); border: 1px solid var(--tf-border); border-radius: 18px; box-shadow: var(--tf-shadow-3); overflow: hidden; }
.tf-searchcard__tabs { display: flex; border-bottom: 1px solid var(--tf-border); }
.tf-searchcard__tab {
  font: 600 13px var(--tf-font-display); padding: 13px 20px; border: 0; background: none;
  color: var(--tf-ink-3); cursor: pointer;
}
.tf-searchcard__tab.is-active { color: var(--tf-color-primary); box-shadow: inset 0 -2.5px 0 var(--tf-color-primary); }
.tf-searchcard__body { padding: 18px 20px 20px; display: flex; flex-direction: column; gap: 14px; }
.tf-searchcard__fields { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.tf-searchcard__actions { display: flex; gap: 12px; }
.tf-searchcard__actions .tf-btn--primary { flex: 1; }
@container (max-width: 620px) {
  .tf-searchcard__fields { grid-template-columns: 1fr; }
  .tf-searchcard__actions { flex-direction: column; }
}
@media (max-width: 639px) {
  .tf-searchcard__fields { grid-template-columns: 1fr; }
  .tf-searchcard__actions { flex-direction: column; }
}

/* ============ 10 · DESTINATION CARD ============ */
.tf-dest { overflow: hidden; }
.tf-dest .tf-card__media { aspect-ratio: 16 / 10; }
.tf-dest__fav {
  position: absolute; top: 12px; right: 12px; width: 34px; height: 34px;
  border-radius: 50%; border: none; cursor: pointer;
  background: rgba(255,255,255,.92); color: var(--tf-ink-2);
  display: grid; place-items: center; box-shadow: var(--tf-shadow-1);
}
.tf-dest__fav svg { width: 16px; height: 16px; }
.tf-dest__fav.is-saved { color: var(--tf-raw-coral-500); }
:root[data-theme="dark"] .tf-dest__fav { background: rgba(11,32,50,.85); }
.tf-dest__flag {
  position: absolute; left: 12px; top: 12px;
  font: 600 11px/1 var(--tf-font-body); letter-spacing: .06em; text-transform: uppercase;
  background: var(--tf-raw-yellow-500); color: var(--tf-raw-navy-500);
  border-radius: var(--tf-r-pill); padding: 6px 10px;
}
.tf-dest__top { display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.tf-dest__title { font: var(--tf-text-h4); font-size: 17px; }
.tf-dest__season { font: var(--tf-text-body-s); color: var(--tf-ink-3); }
.tf-dest__price { font: var(--tf-text-price); font-size: 15px; font-variant-numeric: tabular-nums; }
.tf-dest__price small { font: 500 12px var(--tf-font-body); color: var(--tf-ink-3); }
.tf-dest__tags { display: flex; gap: 6px; flex-wrap: wrap; }

/* Horizontal variant (lists, tablet) */
.tf-dest--h { display: grid; grid-template-columns: 220px 1fr; }
.tf-dest--h .tf-card__media { aspect-ratio: auto; height: 100%; border-radius: var(--tf-r-card) 0 0 var(--tf-r-card); }
@container (max-width: 520px) {
  .tf-dest--h { grid-template-columns: 1fr; }
  .tf-dest--h .tf-card__media { aspect-ratio: 16 / 9; height: auto; border-radius: var(--tf-r-card) var(--tf-r-card) 0 0; }
}

/* Compact rail variant (mobile swipe rails) */
.tf-rail { display: flex; gap: 14px; overflow-x: auto; padding-bottom: 6px; scroll-snap-type: x mandatory; }
.tf-rail > * { flex: 0 0 240px; scroll-snap-align: start; }

/* ============ 11 · TRIP CARDS ============ */
/* Trip estimate */
.tf-estimate { padding: var(--tf-sp-6); display: flex; flex-direction: column; }
.tf-estimate__total { font: 700 26px/1.2 var(--tf-font-display); letter-spacing: -.01em; font-variant-numeric: tabular-nums; }
.tf-estimate__per { font: var(--tf-text-body-s); color: var(--tf-ink-3); margin-bottom: var(--tf-sp-4); }
.tf-estimate__line { display: flex; align-items: center; gap: 10px; padding: 9px 0; border-top: 1px solid var(--tf-border); font: 400 14px var(--tf-font-body); color: var(--tf-ink-2); }
.tf-estimate__line svg { width: 16px; height: 16px; color: var(--tf-color-primary); flex: none; }
.tf-estimate__amt { margin-left: auto; font-variant-numeric: tabular-nums; color: var(--tf-ink); font-weight: 500; }
.tf-estimate__meta { display: flex; gap: 8px; flex-wrap: wrap; margin-top: var(--tf-sp-4); }

/* Saved trip card */
.tf-trip__cover { aspect-ratio: 21 / 9; }
.tf-trip__scrim {
  position: absolute; inset: 0; background: var(--tf-scrim);
  display: flex; align-items: flex-end; padding: 16px; color: #fff;
}
.tf-trip__scrim .tf-h3 { color: #fff; }
.tf-trip__scrim small { color: #C9DCEC; font: 400 12.5px var(--tf-font-body); }
.tf-trip__stats { display: flex; gap: var(--tf-sp-5); flex-wrap: wrap; }
.tf-trip__stat { display: flex; flex-direction: column; gap: 2px; }
.tf-trip__stat b { font: 600 15px var(--tf-font-display); font-variant-numeric: tabular-nums; }
.tf-trip__stat span { font: var(--tf-text-caption); letter-spacing: var(--tf-tracking-caps); text-transform: uppercase; color: var(--tf-ink-3); }
.tf-progress { height: 8px; border-radius: var(--tf-r-pill); background: var(--tf-surface-2); border: 1px solid var(--tf-border); overflow: hidden; }
.tf-progress__fill { height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--tf-color-secondary), var(--tf-color-primary)); }
.tf-progress--budget .tf-progress__fill { background: var(--tf-color-secondary); }
.tf-progress.is-over .tf-progress__fill { background: var(--tf-color-danger); }

/* Itinerary day card */
.tf-day { display: grid; grid-template-columns: 44px 1fr; gap: 14px; padding: var(--tf-sp-5); }
.tf-day__num {
  width: 44px; height: 44px; border-radius: 14px; flex: none;
  background: var(--tf-color-primary-soft); color: var(--tf-color-primary);
  display: grid; place-items: center; font: 700 15px var(--tf-font-display);
}
.tf-day__items { display: flex; flex-direction: column; gap: 10px; }
.tf-day__item { display: flex; align-items: center; gap: 10px; font: 400 14px var(--tf-font-body); color: var(--tf-ink-2); }
.tf-day__item svg { width: 15px; height: 15px; color: var(--tf-color-secondary); flex: none; }
.tf-day__item .tf-estimate__amt { font-size: 13px; }

/* ============ 12 · NAVIGATION ============ */
/* Top navbar */
.tf-navbar {
  display: flex; align-items: center; gap: var(--tf-sp-6);
  background: var(--tf-surface); border-bottom: 1px solid var(--tf-border);
  padding: 0 var(--tf-sp-6); height: 64px;
  position: sticky; top: 0; z-index: var(--tf-z-nav);
}
.tf-navbar__links { display: flex; gap: 4px; margin-inline: auto; }
.tf-navbar__link {
  font: 500 14px var(--tf-font-body); color: var(--tf-ink-2); text-decoration: none;
  padding: 8px 14px; border-radius: var(--tf-r-pill);
}
.tf-navbar__link:hover { background: var(--tf-surface-2); color: var(--tf-ink); }
.tf-navbar__link.is-active { color: var(--tf-color-primary); background: var(--tf-color-primary-soft); font-weight: 600; }
.tf-navbar__actions { display: flex; align-items: center; gap: var(--tf-sp-3); }
.tf-navbar__burger { display: none; }
/* Tablet & mobile: burger replaces links */
@media (max-width: 1023px) {
  .tf-navbar__links, .tf-navbar__signin { display: none; }
  .tf-navbar__burger { display: grid; margin-left: auto; }
  .tf-navbar__actions { margin-left: 0; }
}
.tf-navbar--demo { position: static; }

/* Mobile bottom tab bar */
.tf-tabbar {
  display: flex; background: var(--tf-surface); border-top: 1px solid var(--tf-border);
  padding: 6px 8px calc(6px + env(safe-area-inset-bottom));
}
.tf-tabbar__item {
  flex: 1; display: flex; flex-direction: column; align-items: center; gap: 3px;
  padding: 6px 0; border: 0; background: none; cursor: pointer; text-decoration: none;
  font: 500 10.5px var(--tf-font-body); color: var(--tf-ink-3); border-radius: 12px;
}
.tf-tabbar__item svg { width: 21px; height: 21px; }
.tf-tabbar__item.is-active { color: var(--tf-color-primary); }

/* Content tabs */
.tf-tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--tf-border); }
.tf-tabs__tab {
  font: 600 13.5px var(--tf-font-display); color: var(--tf-ink-3);
  padding: 11px 16px; border: 0; background: none; cursor: pointer;
}
.tf-tabs__tab:hover { color: var(--tf-ink); }
.tf-tabs__tab.is-active { color: var(--tf-color-primary); box-shadow: inset 0 -2.5px 0 var(--tf-color-primary); }
.tf-tabs--pill { border: 0; background: var(--tf-surface-2); border-radius: var(--tf-r-pill); padding: 4px; display: inline-flex; }
.tf-tabs--pill .tf-tabs__tab { border-radius: var(--tf-r-pill); padding: 8px 16px; }
.tf-tabs--pill .tf-tabs__tab.is-active { background: var(--tf-surface); color: var(--tf-ink); box-shadow: var(--tf-shadow-1); }

/* Breadcrumbs */
.tf-crumbs { display: flex; align-items: center; gap: 8px; font: 400 13px var(--tf-font-body); color: var(--tf-ink-3); flex-wrap: wrap; }
.tf-crumbs a { color: var(--tf-ink-2); text-decoration: none; }
.tf-crumbs a:hover { color: var(--tf-color-primary); }
.tf-crumbs__sep { color: var(--tf-border-strong); }
.tf-crumbs b { color: var(--tf-ink); font-weight: 600; }

/* ============ 13 · FOOTER ============ */
.tf-footer { background: var(--tf-raw-navy-700); color: var(--tf-ink-inverse-2); }
.tf-footer__main {
  display: grid; grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: var(--tf-sp-7); padding: var(--tf-sp-9) var(--tf-sp-7) var(--tf-sp-7);
  max-width: 1140px; margin-inline: auto;
}
.tf-footer__brand { display: flex; flex-direction: column; gap: var(--tf-sp-4); }
.tf-footer__tagline { font: 600 13px var(--tf-font-body); color: #B9CDDE; }
.tf-footer__tagline em { font-style: normal; color: #FF9C92; }
.tf-footer h5 { font: 600 13px var(--tf-font-display); color: #fff; margin: 0 0 var(--tf-sp-3); letter-spacing: .04em; }
.tf-footer__col { display: flex; flex-direction: column; gap: 10px; }
.tf-footer__col a { color: var(--tf-ink-inverse-2); text-decoration: none; font: 400 13.5px var(--tf-font-body); }
.tf-footer__col a:hover { color: #fff; }
.tf-footer__bar {
  border-top: 1px solid rgba(185,205,222,.18);
  padding: var(--tf-sp-5) var(--tf-sp-7);
  display: flex; align-items: center; justify-content: space-between; gap: var(--tf-sp-4);
  max-width: 1140px; margin-inline: auto; font: 400 12.5px var(--tf-font-body); flex-wrap: wrap;
}
.tf-footer__social { display: flex; gap: 10px; }
.tf-footer__social a { width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; background: rgba(185,205,222,.12); color: #DCE9F5; }
.tf-footer__social a:hover { background: var(--tf-raw-blue-500); color: #fff; }
.tf-footer__social svg { width: 15px; height: 15px; }
@media (max-width: 1023px) { .tf-footer__main { grid-template-columns: 1fr 1fr; } }
@media (max-width: 639px) { .tf-footer__main { grid-template-columns: 1fr; padding: var(--tf-sp-7) var(--tf-sp-5); } }

/* ============ 14 · MODALS ============ */
.tf-modal-layer {
  position: fixed; inset: 0; z-index: var(--tf-z-modal);
  background: var(--tf-overlay);
  display: none; align-items: center; justify-content: center; padding: var(--tf-sp-5);
}
.tf-modal-layer.is-open { display: flex; }
.tf-modal-layer.is-static { position: absolute; display: flex; border-radius: inherit; }
.tf-modal {
  background: var(--tf-surface); border-radius: var(--tf-r-card);
  box-shadow: var(--tf-shadow-3); width: min(480px, 100%);
  display: flex; flex-direction: column; max-height: 100%; overflow: hidden;
}
.tf-modal--lg { width: min(680px, 100%); }
.tf-modal__header { display: flex; align-items: center; gap: 12px; padding: var(--tf-sp-5) var(--tf-sp-6); border-bottom: 1px solid var(--tf-border); }
.tf-modal__title { font: var(--tf-text-h3); flex: 1; }
.tf-modal__close {
  width: 34px; height: 34px; border-radius: 50%; border: none; cursor: pointer;
  background: var(--tf-surface-2); color: var(--tf-ink-2); display: grid; place-items: center;
  font: 500 15px/1 var(--tf-font-body);
}
.tf-modal__close:hover { background: var(--tf-color-love-soft); color: var(--tf-color-love); }
.tf-modal__body { padding: var(--tf-sp-5) var(--tf-sp-6); overflow-y: auto; color: var(--tf-ink-2); font: var(--tf-text-body); }
.tf-modal__footer { display: flex; justify-content: flex-end; gap: var(--tf-sp-3); padding: var(--tf-sp-4) var(--tf-sp-6) var(--tf-sp-5); border-top: 1px solid var(--tf-border); }
@media (max-width: 639px) {
  .tf-modal-layer:not(.is-static) { padding: 0; align-items: flex-end; }
  .tf-modal-layer:not(.is-static) .tf-modal { border-radius: var(--tf-r-card) var(--tf-r-card) 0 0; width: 100%; }
}

/* ============ 15 · DRAWERS ============ */
.tf-drawer-layer { position: fixed; inset: 0; z-index: var(--tf-z-drawer); background: var(--tf-overlay); display: none; }
.tf-drawer-layer.is-open { display: block; }
.tf-drawer-layer.is-static { position: absolute; display: block; border-radius: inherit; }
.tf-drawer {
  position: absolute; top: 0; bottom: 0; right: 0; width: min(380px, 92%);
  background: var(--tf-surface); box-shadow: var(--tf-shadow-3);
  display: flex; flex-direction: column;
  border-radius: var(--tf-r-card) 0 0 var(--tf-r-card);
}
.tf-drawer--left { right: auto; left: 0; border-radius: 0 var(--tf-r-card) var(--tf-r-card) 0; }
.tf-drawer__header { display: flex; align-items: center; gap: 12px; padding: var(--tf-sp-5); border-bottom: 1px solid var(--tf-border); }
.tf-drawer__title { font: var(--tf-text-h3); flex: 1; }
.tf-drawer__body { padding: var(--tf-sp-5); overflow-y: auto; flex: 1; display: flex; flex-direction: column; gap: var(--tf-sp-5); }
.tf-drawer__footer { display: flex; gap: var(--tf-sp-3); padding: var(--tf-sp-4) var(--tf-sp-5); border-top: 1px solid var(--tf-border); }
.tf-drawer__footer .tf-btn { flex: 1; }

/* Bottom sheet (mobile) */
.tf-sheet {
  position: absolute; left: 0; right: 0; bottom: 0; top: auto;
  width: 100%; max-height: 78%;
  border-radius: var(--tf-r-card) var(--tf-r-card) 0 0;
}
.tf-sheet__grab { width: 40px; height: 4px; border-radius: var(--tf-r-pill); background: var(--tf-border-strong); margin: 10px auto 0; }

/* ============ 16 · LOADING STATES ============ */
/* Paper-plane spinner: plane orbits a dashed circle */
.tf-spinner { position: relative; width: 44px; height: 44px; }
.tf-spinner__orbit { width: 100%; height: 100%; animation: tf-spin 1.2s linear infinite; }
.tf-spinner--lg { width: 64px; height: 64px; }
@keyframes tf-spin { to { transform: rotate(360deg); } }
.tf-spinner__ring { fill: none; stroke: var(--tf-border-strong); stroke-width: 2.4; stroke-dasharray: 1 6; stroke-linecap: round; }
.tf-spinner__arc { fill: none; stroke: var(--tf-color-primary); stroke-width: 3; stroke-linecap: round; stroke-dasharray: 34 100; }

/* Button spinner */
.tf-btn__spinner { width: 16px; height: 16px; border-radius: 50%; border: 2.5px solid rgba(255,255,255,.35); border-top-color: #fff; animation: tf-spin .8s linear infinite; }
.tf-btn--outline .tf-btn__spinner, .tf-btn--ghost .tf-btn__spinner { border-color: var(--tf-color-primary-soft); border-top-color: var(--tf-color-primary); }

/* Skeletons */
.tf-skel { position: relative; overflow: hidden; background: var(--tf-surface-2); border-radius: 8px; }
.tf-skel::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.55), transparent);
  transform: translateX(-100%); animation: tf-shimmer 1.6s var(--tf-ease) infinite;
}
:root[data-theme="dark"] .tf-skel::after { background: linear-gradient(90deg, transparent, rgba(255,255,255,.08), transparent); }
@media (prefers-color-scheme: dark) { .tf-skel::after { background: linear-gradient(90deg, transparent, rgba(255,255,255,.08), transparent); } }
:root[data-theme="light"] .tf-skel::after { background: linear-gradient(90deg, transparent, rgba(255,255,255,.55), transparent); }
@keyframes tf-shimmer { to { transform: translateX(100%); } }
.tf-skel--text { height: 13px; }
.tf-skel--title { height: 18px; width: 60%; }
.tf-skel--media { aspect-ratio: 16 / 10; border-radius: var(--tf-r-card) var(--tf-r-card) 0 0; }
.tf-skel--circle { border-radius: 50%; }
.tf-skel--btn { height: 46px; border-radius: var(--tf-r-ctl); }

/* Indeterminate progress */
.tf-progress--loading .tf-progress__fill { width: 40%; animation: tf-slide 1.4s var(--tf-ease) infinite; }
@keyframes tf-slide { 0% { margin-left: -40%; } 100% { margin-left: 100%; } }

/* ============ 17 · EMPTY STATES ============ */
.tf-empty {
  display: flex; flex-direction: column; align-items: center; text-align: center;
  gap: var(--tf-sp-3); padding: var(--tf-sp-9) var(--tf-sp-6);
}
.tf-empty__art { width: 150px; margin-bottom: var(--tf-sp-2); }
.tf-empty__art svg { width: 100%; height: auto; }
.tf-empty__title { font: var(--tf-text-h3); }
.tf-empty__text { font: var(--tf-text-body); color: var(--tf-ink-2); max-width: 40ch; }
.tf-empty__actions { display: flex; gap: var(--tf-sp-3); margin-top: var(--tf-sp-2); flex-wrap: wrap; justify-content: center; }

/* ============ 18 · ALERTS, ERRORS & TOASTS ============ */
.tf-alert {
  display: flex; gap: 12px; align-items: flex-start;
  border-radius: 14px; padding: 14px 16px;
  font: var(--tf-text-body-s); border: 1px solid transparent;
}
.tf-alert svg { width: 18px; height: 18px; flex: none; margin-top: 1px; }
.tf-alert__title { font-weight: 600; display: block; margin-bottom: 2px; }
.tf-alert__body { color: inherit; opacity: .9; }
.tf-alert--info { background: var(--tf-color-info-soft); color: var(--tf-color-info); }
.tf-alert--success { background: var(--tf-color-success-soft); color: var(--tf-color-success); }
.tf-alert--warning { background: var(--tf-color-warning-soft); color: var(--tf-color-warning); }
.tf-alert--danger { background: var(--tf-color-danger-soft); color: var(--tf-color-danger); }
.tf-alert__close { margin-left: auto; border: 0; background: none; color: inherit; cursor: pointer; opacity: .6; font-weight: 700; }
.tf-alert__close:hover { opacity: 1; }

/* Toast */
.tf-toast {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--tf-raw-navy-700); color: #EAF3FB;
  border-radius: 14px; padding: 12px 16px; box-shadow: var(--tf-shadow-3);
  font: 500 13.5px var(--tf-font-body);
}
.tf-toast svg { width: 16px; height: 16px; color: var(--tf-raw-teal-400); }
.tf-toast--error svg { color: var(--tf-raw-coral-400); }
.tf-toast__action { margin-left: 6px; color: #7FB2FF; font-weight: 600; background: none; border: 0; cursor: pointer; font: inherit; }

/* Full error state */
.tf-error-state { text-align: center; padding: var(--tf-sp-9) var(--tf-sp-6); display: flex; flex-direction: column; align-items: center; gap: var(--tf-sp-3); }
.tf-error-state__code { font: 700 54px/1 var(--tf-font-display); background: var(--tf-gradient-horizon); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* ============ 19 · PAGE SCAFFOLD HELPERS ============ */
.tf-hero-scrim { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(11,32,50,.88) 0%, rgba(11,32,50,.55) 45%, rgba(11,32,50,.1) 80%); }
.tf-on-photo { color: #fff; }
.tf-on-photo .tf-muted { color: #D7E6F3; }

/* Device frames (style-guide demos) */
.tf-frame { border: 1px solid var(--tf-border); border-radius: var(--tf-r-card); overflow: hidden; background: var(--tf-bg); box-shadow: var(--tf-shadow-2); position: relative; }
.tf-frame--phone { width: 375px; max-width: 100%; margin-inline: auto; border-radius: 34px; border-width: 8px; border-color: var(--tf-raw-navy-700); }
.tf-frame--tablet { width: 720px; max-width: 100%; margin-inline: auto; }