/* El Trencito — interfaz sobre la escena: botones de esquina, intro (título, "jala el tren", manita), rumbo entre
   paradas, tarjeta de la parada (abajo, ≤ 35 % del alto) con navegación, llegada, patio de vagones, final,
   formulario del vagón, "toda la información" y versión sin WebGL. Visibilidad por clases en #app: is-intro,
   show-hand, is-moving, is-stuck, is-stop, is-arrival, is-yard, is-final. */

/* ---------- esquinas ---------- */
.trencito .sound-btn, .trencito .info-btn { position: absolute; top: calc(var(--safe-t) + 12px); }
.trencito .sound-btn { right: 12px; }
.trencito .info-btn { right: 68px; }

/* ---------- intro ---------- */
.trencito .intro-title { position: absolute; left: 0; right: 0; top: calc(var(--safe-t) + 74px); padding: 0 20px; text-align: center; color: var(--ink); opacity: 0; visibility: hidden; transform: translateY(-8px); transition: opacity .6s ease, transform .6s ease, visibility .6s; pointer-events: none; }
.trencito .app.is-intro .intro-title { opacity: 1; visibility: visible; transform: none; }
.trencito .it-kick { display: inline-block; margin: 0; padding: 4px 12px; border-radius: 999px; background: rgba(255, 253, 247, .85); font: 800 13px/1.2 var(--font-b); letter-spacing: .06em; text-transform: uppercase; color: var(--ink-2); }
.trencito .it-main { margin: 8px 0 0; font: 700 clamp(36px, 10.5vw, 56px)/1.02 var(--font-d); color: var(--primary); text-shadow: 0 3px 0 #FFFDF7, 0 0 24px rgba(255, 253, 247, .9); }
.trencito .pull { position: absolute; left: 50%; bottom: calc(var(--safe-b) + 26px); display: flex; flex-direction: column; align-items: center; gap: 10px; width: min(340px, calc(100% - 32px)); transform: translateX(-50%); opacity: 0; visibility: hidden; transition: opacity .4s, visibility .4s; }
.trencito .app.is-intro .pull { opacity: 1; visibility: visible; }
.trencito .pull-t { margin: 0; padding: 10px 18px; border-radius: 999px; background: rgba(255, 253, 247, .94); font: 700 16px/1.2 var(--font-d); text-align: center; box-shadow: 0 6px 20px rgba(58, 42, 34, .18); }
.trencito .hand { position: absolute; left: 0; top: 0; width: 54px; height: 54px; color: var(--ink); filter: drop-shadow(0 4px 8px rgba(0, 0, 0, .3)); opacity: 0; pointer-events: none; transform: translate(var(--x, 50%), var(--y, 50%)); }
.trencito .app.show-hand.is-intro .hand { opacity: 1; animation: tren-pull 1.8s ease-in-out infinite; }
@keyframes tren-pull { 0% { transform: translate(calc(var(--x) - 8px), calc(var(--y) - 6px)); opacity: 0; } 15% { opacity: 1; } 70% { transform: translate(calc(var(--x) + var(--dx) - 8px), calc(var(--y) + var(--dy) - 6px)); opacity: 1; } 100% { transform: translate(calc(var(--x) + var(--dx) - 8px), calc(var(--y) + var(--dy) - 6px)); opacity: 0; } }
.rm .trencito .hand, .rm.trencito .app.show-hand.is-intro .hand { animation: none; transform: translate(var(--x), var(--y)); }

/* ---------- rumbo (entre paradas) ---------- */
.trencito .rumbo { position: absolute; left: 50%; bottom: calc(var(--safe-b) + 18px); display: flex; align-items: center; gap: 8px; max-width: calc(100% - 24px); padding: 6px 6px 6px 14px; border-radius: 999px; background: rgba(255, 253, 247, .95); font: 700 15px/1.2 var(--font-d); box-shadow: 0 6px 20px rgba(58, 42, 34, .2); transform: translate(-50%, 140%); opacity: 0; transition: transform .35s ease, opacity .3s; pointer-events: none; }
.trencito .app.is-moving .rumbo { transform: translate(-50%, 0); opacity: 1; pointer-events: auto; }
.trencito .rb-ic { color: var(--primary); display: grid; }
.trencito .rb-t { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; padding-right: 8px; }
.trencito .rb-go { display: none; min-height: 40px; padding: 0 14px; }
.trencito .app.is-stuck .rb-go { display: inline-flex; }

/* ---------- parada: tarjeta COMPACTA + navegación (≤ 35 % del alto; "Ver más" la expande si el contenido es largo) ---------- */
.trencito .panel { position: absolute; left: 50%; bottom: 0; width: min(560px, 100%); max-height: 35%; display: flex; flex-direction: column; padding: 10px 14px calc(var(--safe-b) + 8px); border-radius: var(--radius) var(--radius) 0 0; background: var(--cream); box-shadow: var(--shadow); transform: translate(-50%, 110%); transition: transform .45s cubic-bezier(.2, .9, .25, 1.05), max-height .35s ease; }
.trencito .panel.is-expanded { max-height: 72%; }
.trencito .app.is-stop .panel { transform: translate(-50%, 0); }
.trencito .p-top { display: flex; align-items: center; gap: 8px; }
.trencito .p-head { flex: 1; display: flex; align-items: center; gap: 10px; min-width: 0; }
.trencito .p-ic { flex: none; display: grid; place-items: center; width: 34px; height: 34px; border-radius: 11px; background: var(--primary); color: #fff; }
.trencito .p-ic svg { width: 20px; height: 20px; }
.trencito .p-kick { margin: 0; font: 800 11px/1.1 var(--font-b); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-2); }
.trencito .p-title { margin: 1px 0 0; font: 700 18px/1.1 var(--font-d); }
.trencito .p-body { flex: 0 1 auto; min-height: 0; overflow: auto; margin: 8px -4px 0; padding: 0 4px 2px; overscroll-behavior: contain; }
.trencito .p-more { flex: none; align-self: center; min-height: 32px; margin-top: 2px; padding: 0 12px; border: 0; background: none; color: var(--primary); font: 700 14px/1 var(--font-d); text-decoration: underline; text-underline-offset: 3px; cursor: pointer; }
.trencito .p-more[hidden] { display: none; }
.trencito .p-nav { flex: none; display: flex; align-items: center; gap: 10px; margin-top: 8px; padding-top: 6px; border-top: 1px solid var(--line); }
.trencito .p-prev { flex: none; width: 44px; height: 44px; box-shadow: none; background: var(--cream-2); }
.trencito .p-next { flex: 1; min-height: 44px; padding: 0 16px; }
.trencito .dots { display: flex; gap: 5px; }
.trencito .dots i { width: 9px; height: 9px; border-radius: 50%; background: var(--line); transition: background .2s, transform .2s; }
.trencito .dots i.is-on { background: var(--primary); }
.rm.trencito .panel { transition: opacity .25s ease; }

/* ---------- contenido de las tarjetas ---------- */
.trencito .cbody { display: flex; flex-direction: column; gap: 10px; }
.trencito .cbody .big { margin: 0; font: 700 26px/1.15 var(--font-d); color: var(--ink); }
.trencito .cbody .lead { margin: 0; font-size: 17px; color: var(--ink-2); }
.trencito .cbody .note { margin: 0; font-size: 15px; color: var(--ink-2); }
.trencito .chip { align-self: flex-start; margin: 0; padding: 6px 12px; border-radius: 999px; background: var(--soft); color: var(--primary-2); font: 800 14px/1.2 var(--font-b); }
.trencito .row { display: flex; flex-wrap: wrap; gap: 8px; }
.trencito .row .gbtn { flex: 1 1 auto; }
.trencito .steps { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 8px; }
.trencito .steps li { display: grid; grid-template-columns: 30px 76px 1fr; align-items: center; gap: 8px; padding: 8px 10px; border-radius: 16px; background: var(--cream-2); }
.trencito .st-time { font: 700 16px/1.1 var(--font-d); color: var(--primary-2); }
.trencito .st-title { font-weight: 700; }
.trencito .st-num { display: grid; place-items: center; width: 24px; height: 24px; border-radius: 50%; background: var(--primary); color: #fff; font: 700 13px/1 var(--font-d); }
.trencito .gifts { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 8px; }
.trencito .gifts li { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: 16px; background: #fff; border: 2px solid var(--line); }
.trencito .gifts li.is-gold { border-color: #F2C14E; background: linear-gradient(135deg, #FFF8E0, #FFEDB5); }
.trencito .g-ic { flex: none; color: var(--primary); }
.trencito .gifts li.is-gold .g-ic { color: #B07D0E; }
.trencito .g-text { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.trencito .g-text small { color: var(--ink-2); font-size: 14px; }
.trencito .g-text em { font-style: normal; font-weight: 800; font-size: 13px; color: #8A5A06; }
.trencito .g-link { flex: none; min-height: 40px; display: inline-grid; place-items: center; padding: 0 14px; border-radius: 999px; background: var(--primary); color: #fff; font: 700 15px/1 var(--font-d); text-decoration: none; }
.trencito .check { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 6px; }
.trencito .check li { display: flex; gap: 8px; align-items: flex-start; }
.trencito .check li span:first-child { color: #2E7D46; margin-top: 2px; }
.trencito .thumbs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.trencito .thumb { aspect-ratio: 3 / 2; padding: 0; border: 4px solid #fff; border-radius: 16px; overflow: hidden; background: var(--cream-2); cursor: pointer; box-shadow: 0 2px 8px rgba(58, 42, 34, .18); }
.trencito .thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.trencito .wagon-count { color: var(--primary); }
/* versión compacta (tarjeta de la parada) */
.trencito .cbody.is-compact { gap: 8px; }
.trencito .cbody.is-compact .note { font-size: 14px; line-height: 1.35; }
.trencito .cbody.is-compact .chip { padding: 4px 10px; font-size: 13px; }
.trencito .cbody.is-compact .gbtn.is-small { min-height: 42px; font-size: 14px; padding: 0 12px; }
.trencito .steps.is-compact { gap: 4px; }
.trencito .steps.is-compact li { grid-template-columns: 26px 1fr; padding: 5px 10px; border-radius: 12px; }
.trencito .steps.is-compact .st-title { font-size: 14px; }
.trencito .gifts.is-compact { gap: 5px; }
.trencito .gifts.is-compact li { gap: 8px; padding: 5px 10px; border-radius: 12px; border-width: 1.5px; }
.trencito .gifts.is-compact .g-text { flex-direction: row; flex-wrap: wrap; align-items: baseline; gap: 0 6px; font-size: 14px; }
.trencito .gifts.is-compact .g-text small { font-size: 12px; }
.trencito .gifts.is-compact .g-link { min-height: 36px; padding: 0 12px; font-size: 13px; }
.trencito .check.is-compact { gap: 3px; font-size: 14px; }

/* ---------- llegada a la casita ---------- */
.trencito .arrive { position: absolute; left: 0; right: 0; top: calc(var(--safe-t) + 66px); bottom: calc(var(--safe-b) + 20px); display: flex; flex-direction: column; align-items: center; padding: 0 20px; text-align: center; opacity: 0; visibility: hidden; transition: opacity .5s ease .3s, visibility .5s .3s; pointer-events: none; }
.trencito .app.is-arrival .arrive { opacity: 1; visibility: visible; }
.trencito .a-kick { margin: 0; padding: 4px 12px; border-radius: 999px; background: rgba(255, 253, 247, .88); font: 800 13px/1.2 var(--font-b); letter-spacing: .06em; text-transform: uppercase; color: var(--ink-2); }
.trencito .a-main { margin: 8px 0 0; font: 700 clamp(38px, 11vw, 62px)/1 var(--font-d); color: var(--primary); text-shadow: 0 3px 0 #FFFDF7, 0 0 26px rgba(255, 253, 247, .95); }
.trencito .app.is-arrival .a-main { animation: tren-pop .7s cubic-bezier(.2, 1.6, .4, 1) .4s both; }
@keyframes tren-pop { from { transform: scale(.4); opacity: 0; } to { transform: none; opacity: 1; } }
.rm .trencito .a-main, .rm.trencito .app.is-arrival .a-main { animation: none; }
.trencito .a-sub { max-width: 30ch; margin: 10px 0 0; padding: 6px 12px; border-radius: 14px; background: rgba(255, 253, 247, .82); font: 700 16px/1.35 var(--font-b); }
.trencito .a-sub:empty { display: none; }
.trencito .a-actions { margin-top: auto; display: flex; flex-direction: column; align-items: stretch; gap: 8px; width: min(340px, 100%); pointer-events: auto; }

/* ---------- patio: ver los vagones ---------- */
.trencito .yard { position: absolute; left: 50%; bottom: calc(var(--safe-b) + 16px); width: min(420px, calc(100% - 24px)); display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 2px 12px; padding: 12px 12px 12px 18px; border-radius: 22px; background: rgba(255, 253, 247, .96); box-shadow: var(--shadow); transform: translate(-50%, 140%); opacity: 0; transition: transform .4s ease, opacity .3s; pointer-events: none; }
.trencito .app.is-yard .yard { transform: translate(-50%, 0); opacity: 1; pointer-events: auto; }
.trencito .y-t { margin: 0; font: 700 16px/1.2 var(--font-d); }
.trencito .y-sub { margin: 0; grid-row: 2; font-size: 14px; color: var(--ink-2); }
.trencito .yard .gbtn { grid-row: 1 / 3; grid-column: 2; }

/* ---------- final ---------- */
.trencito .final { position: absolute; left: 50%; bottom: calc(var(--safe-b) + 16px); width: min(520px, calc(100% - 24px)); padding: 18px 16px 16px; border-radius: var(--radius); background: rgba(255, 253, 247, .96); text-align: center; box-shadow: var(--shadow); transform: translate(-50%, 20px); opacity: 0; visibility: hidden; transition: opacity .8s ease 1s, transform .8s ease 1s, visibility .8s 1s; }
.trencito .app.is-final .final { opacity: 1; visibility: visible; transform: translate(-50%, 0); }
.trencito .f-kick { margin: 0; font: 800 13px/1.2 var(--font-b); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-2); }
.trencito .f-main { margin: 6px 0 2px; font: 700 clamp(24px, 6.6vw, 32px)/1.1 var(--font-d); color: var(--primary); }
.trencito .f-sub { margin: 0 0 12px; font-weight: 700; color: var(--ink-2); }
.trencito .f-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }
.trencito .f-actions .gbtn { flex: 1 1 140px; min-height: 46px; padding: 0 12px; font-size: 15px; white-space: nowrap; }

/* ---------- formulario del vagón ---------- */
.trencito .rv-top { display: flex; align-items: center; gap: 12px; margin-bottom: 4px; }
.trencito .wagon-preview { flex: none; display: grid; place-items: center; width: 100px; height: 90px; border-radius: 22px; background: radial-gradient(circle at 50% 75%, var(--soft), var(--cream) 72%); }
.trencito .rv-kick { margin: 0; font: 700 22px/1.15 var(--font-d); }
.trencito .rv-intro p { margin: 2px 0 0; color: var(--ink-2); font-size: 15px; }
.trencito .flabel { display: flex; justify-content: space-between; margin: 14px 0 6px; font: 700 16px/1.2 var(--font-d); }
.trencito .count { font: 600 13px/1 var(--font-b); color: var(--ink-2); }
.trencito input[type="text"], .trencito textarea { width: 100%; min-height: 48px; padding: 10px 14px; border: 2px solid var(--line); border-radius: 16px; background: #fff; color: var(--ink); font: 600 17px/1.3 var(--font-b); }
.trencito textarea { resize: none; min-height: 64px; }
.trencito input:focus, .trencito textarea:focus { border-color: var(--primary); outline: none; box-shadow: 0 0 0 3px var(--soft); }
.trencito .plushes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.trencito .plush-opt { display: flex; flex-direction: column; align-items: center; gap: 2px; min-height: 76px; padding: 6px 4px; border: 2px solid var(--line); border-radius: 16px; background: #fff; font: 700 13px/1.1 var(--font-d); cursor: pointer; }
.trencito .plush-opt[aria-checked="true"] { border-color: var(--primary); background: var(--soft); }
.trencito .swatches { display: flex; flex-wrap: wrap; gap: 10px; }
.trencito .swatch { width: 44px; height: 44px; padding: 0; border: 3px solid #fff; border-radius: 12px; background: var(--c); box-shadow: 0 0 0 2px var(--line); cursor: pointer; transition: transform .15s; }
.trencito .swatch[aria-checked="true"] { box-shadow: 0 0 0 3px var(--ink); transform: scale(1.1); }
.trencito .rv-body .steps { flex-direction: row; display: flex; gap: 10px; margin-top: 12px; }
.trencito .stepper { flex: 1; display: flex; flex-direction: column; gap: 6px; padding: 8px 10px; border-radius: 16px; background: #fff; border: 2px solid var(--line); }
.trencito .slabel { font: 700 15px/1 var(--font-d); }
.trencito .sctrl { display: flex; align-items: center; justify-content: space-between; }
.trencito .sctrl output { font: 700 22px/1 var(--font-d); min-width: 2ch; text-align: center; }
.trencito .step { width: 44px; height: 44px; border: 0; border-radius: 50%; background: var(--cream-2); font: 700 24px/1 var(--font-d); cursor: pointer; }
.trencito .step[disabled] { opacity: .35; }
.trencito .err { min-height: 1.2em; margin: 8px 0 0; color: #B0233F; font-weight: 700; }
.trencito .decline { display: block; margin: 8px auto 0; background: transparent; border-color: transparent; box-shadow: none; color: var(--ink-2); text-decoration: underline; }

/* ---------- toda la información ---------- */
.trencito .chips { display: flex; gap: 6px; overflow-x: auto; padding: 8px 0 2px; scrollbar-width: none; }
.trencito .chips::-webkit-scrollbar { display: none; }
.trencito .chips .chip { flex: none; min-height: 36px; border: 0; cursor: pointer; background: var(--cream-2); color: var(--ink); align-self: auto; }
.trencito .chips .chip.is-on { background: var(--primary); color: #fff; }
.trencito .dcard { margin: 0 0 14px; padding: 14px; border-radius: 20px; background: #fff; border: 2px solid var(--line); }
.trencito .dcard h3 { display: flex; align-items: center; gap: 8px; margin: 0 0 10px; font: 700 19px/1.2 var(--font-d); }
.trencito .dic { display: grid; place-items: center; width: 32px; height: 32px; border-radius: 10px; background: var(--soft); color: var(--primary); }
.trencito .faq details { padding: 8px 0; border-bottom: 1px solid var(--line); }
.trencito .faq summary { font-weight: 800; cursor: pointer; min-height: 32px; }
.trencito .faq p { margin: 6px 0 0; color: var(--ink-2); }

/* ---------- sin WebGL ---------- */
.trencito .fb { position: absolute; inset: 0; overflow: auto; }
.trencito .fb-poster { position: fixed; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.trencito .fb-card { position: relative; width: min(520px, calc(100% - 24px)); margin: max(54dvh, 260px) auto 24px; padding: 20px 18px; border-radius: var(--radius); background: var(--cream); box-shadow: var(--shadow); display: flex; flex-direction: column; gap: 10px; }
.trencito .fb-kick { margin: 0; font: 800 13px/1.2 var(--font-b); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-2); }
.trencito .fb-title { margin: 0; font: 700 34px/1.05 var(--font-d); color: var(--primary); }
.trencito .fb-sub { margin: 0; font-size: 17px; }
.trencito .fb-facts { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 6px; }
.trencito .fb-facts li { display: flex; gap: 8px; align-items: flex-start; }
.trencito .fb-count { margin: 0; font: 700 18px/1.2 var(--font-d); color: var(--primary); }
.trencito .fb-mine { display: flex; align-items: center; gap: 10px; }
.trencito .fb-mine:empty { display: none; }
.trencito .fb-mine p { margin: 0; font-weight: 700; }
.trencito .fb-actions { display: flex; flex-direction: column; gap: 8px; }
.trencito.is-fallback .sound-btn { display: none; }