/* ============================================================
   R8T · app.css  (v2 — chrome estilo Real Trends, serio)
   ============================================================ */

.app { display: grid; grid-template-columns: 66px 1fr; height: 100vh; height: 100dvh; }

/* ---------------- Rail ---------------- */
.rail { background: var(--rt-surface); border-right: 1px solid var(--rt-line); display: flex; flex-direction: column; align-items: center; padding: 12px 0; gap: 4px; z-index: 30; }
.rail__logo { width: 42px; height: 42px; border-radius: 12px; background: #fff; border: 1px solid var(--rt-line); display: grid; place-items: center; margin-bottom: 10px; overflow: hidden; }
.rail__logo img { width: 30px; height: 30px; object-fit: contain; }
.rail__item { width: 44px; height: 44px; border-radius: 12px; border: none; background: transparent; display: grid; place-items: center; color: var(--rt-gray-400); position: relative; }
.rail__item svg { width: 21px; height: 21px; }
.rail__item:hover, .rail__item.is-active { background: var(--rt-blue-050); color: var(--rt-blue); }
.rail__item.is-active::before { content: ""; position: absolute; left: -12px; top: 11px; bottom: 11px; width: 3px; border-radius: 0 3px 3px 0; background: var(--rt-blue); }
.rail__spacer { flex: 1; }
.rail__avatar { width: 36px; height: 36px; border-radius: 50%; background: var(--rt-teal); display: grid; place-items: center; color: #08312a; font-weight: 800; font-size: 13px; }

/* ---------------- Main ---------------- */
.main { display: grid; grid-template-rows: 60px 1fr; min-width: 0; min-height: 0; }

.topbar { display: flex; align-items: center; gap: 14px; padding: 0 18px; background: var(--rt-surface); border-bottom: 1px solid var(--rt-line); z-index: 25; }
.topbar__logo { height: 26px; }
.topbar__logo img { height: 26px; display: block; }
.topbar__badge { font-weight: 900; font-size: 15px; letter-spacing: .5px; color: #fff; background: var(--rt-navy); border-radius: 7px; padding: 3px 8px; }
.topbar__sep { width: 1px; height: 26px; background: var(--rt-line); }
.strat-name { border: 1px solid transparent; background: transparent; border-radius: 8px; font-size: 15px; font-weight: 800; color: var(--rt-ink); padding: 6px 10px; max-width: 260px; min-width: 0; flex-shrink: 1; }
.strat-name:hover { background: var(--rt-surface-2); }
.strat-name:focus { outline: none; border-color: var(--rt-blue); background: #fff; }
.save-state { font-size: 12.5px; color: var(--rt-gray-400); display: flex; align-items: center; gap: 6px; }
.save-state .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--ok); }
.save-state.is-dirty .dot { background: var(--warn); }
.topbar__spacer { flex: 1; }
.topbar__actions { display: flex; align-items: center; gap: 8px; }

/* ---------------- Workspace ---------------- */
.workspace { display: grid; grid-template-columns: 244px 1fr 372px; min-height: 0; min-width: 0; }

/* Paleta */
.palette { background: var(--rt-surface); border-right: 1px solid var(--rt-line); display: flex; flex-direction: column; min-height: 0; overflow: hidden; }
.palette__head { padding: 13px 13px 8px; }
.palette__title { font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; color: var(--rt-gray-400); }
.search { margin-top: 9px; display: flex; align-items: center; gap: 8px; background: var(--rt-surface-2); border: 1px solid var(--rt-line); border-radius: 10px; padding: 8px 10px; }
.search svg { width: 15px; height: 15px; color: var(--rt-gray-400); flex: none; }
.search input { border: none; background: transparent; outline: none; width: 100%; font-size: 13px; }
.palette__hint { font-size: 11px; color: var(--rt-gray-400); padding: 4px 13px 8px; line-height: 1.4; }
.palette__list { overflow-y: auto; padding: 4px 10px 14px; flex: 1; }
.pcat { margin-top: 6px; }
.pcat__head { display: flex; align-items: center; gap: 8px; width: 100%; border: none; background: transparent; padding: 7px 6px; font-size: 11.5px; font-weight: 800; color: var(--rt-gray); text-transform: uppercase; letter-spacing: .03em; }
.pcat__head .caret { margin-left: auto; transition: transform .15s; color: var(--rt-gray-300); }
.pcat.collapsed .caret { transform: rotate(-90deg); }
.pcat.collapsed .pcat__items { display: none; }
.pcat__dot { width: 9px; height: 9px; border-radius: 3px; }
.pblock { display: flex; align-items: center; gap: 10px; padding: 8px 9px; margin: 4px 0; border: 1px solid var(--rt-line); border-radius: 10px; background: #fff; cursor: grab; transition: border-color .15s, box-shadow .15s, transform .08s; }
.pblock:hover { border-color: var(--accent, var(--rt-blue)); box-shadow: var(--shadow-sm); }
.pblock:active { cursor: grabbing; transform: scale(.98); }
.pblock.dragging { opacity: .5; }
.pblock__icon { width: 28px; height: 28px; border-radius: 8px; display: grid; place-items: center; color: #fff; flex: none; }
.pblock__icon svg { width: 16px; height: 16px; }
.pblock__name { font-size: 12.5px; font-weight: 700; color: var(--rt-ink); }
.pblock__desc { font-size: 10.5px; color: var(--rt-gray-400); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.palette__foot { padding: 11px; border-top: 1px solid var(--rt-line); }

/* ---------------- Panel derecho ---------------- */
.side { background: var(--rt-surface); border-left: 1px solid var(--rt-line); display: flex; flex-direction: column; min-height: 0; overflow: hidden; }
.side__tabs { display: flex; padding: 10px 12px 0; gap: 2px; border-bottom: 1px solid var(--rt-line); }
.side__tab { border: none; background: transparent; padding: 9px 12px 12px; font-size: 13px; font-weight: 700; color: var(--rt-gray-400); border-bottom: 2px solid transparent; margin-bottom: -1px; }
.side__tab.is-active { color: var(--rt-blue); border-bottom-color: var(--rt-blue); }
.side__tab:hover { color: var(--rt-blue); }
.side__body { flex: 1; overflow-y: auto; }
.side__pane { display: none; }
.side__pane.is-active { display: block; }

/* ---------------- Resultado / simulador ---------------- */
.result { padding: 14px; }
.result__target { display: flex; align-items: center; gap: 9px; background: var(--rt-surface-2); border: 1px solid var(--rt-line); border-radius: 11px; padding: 9px 11px; margin-bottom: 12px; }
.result__target .ic { width: 30px; height: 30px; border-radius: 8px; background: var(--rt-teal); color: #08312a; display: grid; place-items: center; flex: none; }
.result__target .ic svg { width: 17px; height: 17px; }
.result__target .n { font-size: 13px; font-weight: 800; }
.result__target .m { font-size: 11px; color: var(--rt-gray-400); }

.price-hero { text-align: center; padding: 6px 0 12px; }
.price-hero__label { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; color: var(--rt-gray-400); }
.price-hero__val { font-size: 40px; font-weight: 900; letter-spacing: -1.5px; color: var(--rt-ink); line-height: 1.05; }
.price-hero__base { font-size: 12px; color: var(--rt-gray-400); }
.price-hero__cmp { font-size: 12.5px; font-weight: 700; margin-top: 4px; }
.cmp-up { color: var(--danger); } .cmp-down { color: var(--ok); } .cmp-eq { color: var(--rt-gray); }

.verdict { display: flex; align-items: center; gap: 10px; border-radius: 11px; padding: 11px 13px; margin: 4px 0 14px; }
.verdict svg { width: 20px; height: 20px; flex: none; }
.verdict b { font-size: 13.5px; display: block; }
.verdict span { font-size: 11.5px; line-height: 1.4; }
.verdict--ok { background: var(--ok-050); color: #10633f; } .verdict--ok svg { color: var(--ok); }
.verdict--warn { background: var(--warn-050); color: #8a5a06; } .verdict--warn svg { color: var(--warn); }
.verdict--bad { background: var(--danger-050); color: #a12525; } .verdict--bad svg { color: var(--danger); }
.verdict--info { background: var(--rt-blue-050); color: #0353c9; } .verdict--info svg { color: var(--rt-blue); }

/* Validación (sobria) */
.valid { display: flex; gap: 8px; align-items: flex-start; background: var(--warn-050); border: 1px solid #f3e0b8; border-radius: 11px; padding: 10px 12px; margin-bottom: 14px; }
.valid svg { width: 16px; height: 16px; flex: none; margin-top: 1px; color: var(--warn); }
.valid__body { min-width: 0; }
.valid__body b { display: block; font-size: 12px; color: #8a5a06; margin-bottom: 3px; }
.valid__body span { display: block; font-size: 11.5px; color: var(--rt-gray); line-height: 1.45; margin-top: 2px; }

.tiles { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; margin-bottom: 14px; }
.tile { background: var(--rt-surface-2); border: 1px solid var(--rt-line); border-radius: 11px; padding: 10px 11px; }
.tile .l { font-size: 10.5px; text-transform: uppercase; letter-spacing: .04em; color: var(--rt-gray-400); font-weight: 700; }
.tile .v { font-size: 19px; font-weight: 900; margin-top: 3px; letter-spacing: -.5px; font-variant-numeric: tabular-nums; }
.tile .l em { font-style: normal; font-weight: 800; font-size: 8.5px; color: var(--rt-gray); background: var(--rt-surface); border: 1px solid var(--rt-line); border-radius: 5px; padding: 1px 4px; margin-left: 3px; letter-spacing: 0; }
.taxnote { display: flex; gap: 7px; align-items: flex-start; font-size: 11px; color: var(--rt-gray); line-height: 1.45; margin: -4px 0 14px; padding: 9px 11px; background: var(--rt-surface-2); border: 1px solid var(--rt-line); border-radius: 10px; }
.taxnote svg { width: 13px; height: 13px; flex: none; margin-top: 1px; color: var(--rt-blue); }

.section-h { font-size: 12px; font-weight: 800; color: var(--rt-ink); margin: 6px 0 8px; display: flex; align-items: center; gap: 7px; }
.section-h svg { width: 15px; height: 15px; color: var(--rt-gray-400); }
.section-h .est { margin-left: auto; font-size: 10px; font-weight: 700; color: var(--rt-gray-400); text-transform: uppercase; letter-spacing: .04em; }

/* Proyección a futuro */
.proj { background: var(--rt-surface-2); border: 1px solid var(--rt-line); border-radius: 12px; padding: 12px; }
.proj__chart { display: flex; align-items: flex-end; gap: 5px; height: 84px; padding-top: 6px; }
.proj__bar { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 4px; height: 100%; justify-content: flex-end; }
.proj__bar i { width: 100%; max-width: 22px; background: linear-gradient(180deg, var(--rt-teal), var(--rt-teal-600)); border-radius: 4px 4px 2px 2px; min-height: 3px; transition: height .3s; }
.proj__bar.dim i { background: var(--rt-line); }
.proj__bar span { font-size: 9px; color: var(--rt-gray-400); font-weight: 700; }
.proj__totals { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 12px; }
.proj__t { text-align: center; }
.proj__t .l { font-size: 10px; text-transform: uppercase; color: var(--rt-gray-400); font-weight: 700; }
.proj__t .v { font-size: 15px; font-weight: 900; margin-top: 2px; font-variant-numeric: tabular-nums; }
.proj__note { font-size: 11.5px; color: #8a5a06; background: var(--warn-050); border-radius: 8px; padding: 7px 9px; margin-top: 10px; display: flex; gap: 6px; align-items: flex-start; }
.proj__note svg { width: 13px; height: 13px; flex: none; margin-top: 1px; color: var(--warn); }

/* Notas del cálculo */
.calc { margin-top: 14px; }
.calc summary { font-size: 12px; font-weight: 800; color: var(--rt-gray); cursor: pointer; padding: 6px 0; }
.calc-note { font-size: 11.5px; display: flex; gap: 6px; align-items: flex-start; color: var(--rt-gray); padding: 3px 0; }
.calc-note svg { width: 13px; height: 13px; flex: none; margin-top: 1px; }
.calc-note.warn svg { color: var(--warn); } .calc-note.ok svg { color: var(--ok); } .calc-note.bad svg { color: var(--danger); } .calc-note.info svg { color: var(--rt-blue); }

/* Resultado de grupo (precio por producto) */
.gp-banner { display: flex; gap: 8px; align-items: flex-start; background: var(--rt-blue-050); color: #0353c9; border-radius: 11px; padding: 10px 12px; font-size: 12px; line-height: 1.45; margin-bottom: 12px; }
.gp-banner svg { width: 15px; height: 15px; flex: none; margin-top: 1px; }
.gp-table { border: 1px solid var(--rt-line); border-radius: 11px; overflow: hidden; margin-bottom: 14px; }
.gp-row { display: grid; grid-template-columns: 1fr auto 44px; gap: 8px; align-items: center; padding: 9px 11px; border-top: 1px solid var(--rt-line-soft); font-size: 12.5px; }
.gp-row:first-child { border-top: none; }
.gp-head { background: var(--rt-surface-2); font-size: 10.5px; text-transform: uppercase; letter-spacing: .04em; color: var(--rt-gray-400); font-weight: 800; }
.gp-head span { text-align: right; } .gp-head span:first-child { text-align: left; }
.gp-n { font-weight: 700; color: var(--rt-ink); min-width: 0; }
.gp-c { display: block; font-size: 10.5px; color: var(--rt-gray-400); font-weight: 600; }
.gp-p { text-align: right; font-weight: 800; font-variant-numeric: tabular-nums; }
.gp-cmp { display: block; font-size: 10.5px; font-weight: 700; }
.gp-m { text-align: right; font-weight: 900; font-variant-numeric: tabular-nums; }

/* ---------------- Estrategias (presets) ---------------- */
.presets { padding: 14px; }
.presets__intro { font-size: 12.5px; color: var(--rt-gray); line-height: 1.5; margin: 0 0 12px; }
.preset { border: 1px solid var(--rt-line); border-radius: 13px; padding: 13px; margin-bottom: 10px; cursor: pointer; transition: border-color .15s, box-shadow .15s, transform .08s; background: #fff; }
.preset:hover { border-color: var(--accent); box-shadow: var(--shadow-md); transform: translateY(-1px); }
.preset__top { display: flex; align-items: center; gap: 10px; }
.preset__emoji { width: 38px; height: 38px; border-radius: 10px; display: grid; place-items: center; color: #fff; flex: none; }
.preset__emoji svg { width: 20px; height: 20px; }
.preset__name { font-size: 14px; font-weight: 800; }
.preset__tag { font-size: 11px; font-weight: 800; }
.preset__desc { font-size: 12px; color: var(--rt-gray); line-height: 1.5; margin: 9px 0 0; }
.preset__meta { display: flex; flex-wrap: wrap; gap: 8px 12px; margin-top: 10px; }
.preset__meter { display: flex; align-items: center; gap: 6px; font-size: 10.5px; color: var(--rt-gray-400); font-weight: 700; }
.preset__bars { display: flex; gap: 2px; }
.preset__bars i { width: 6px; height: 11px; border-radius: 2px; background: var(--rt-line); }
.preset__bars i.on { background: var(--accent); }
.preset__actions { display: flex; gap: 8px; margin-top: 12px; }
.preset__actions .btn { flex: 1; justify-content: center; }

/* ---------------- Asistente (chat) ---------------- */
.chat { display: flex; flex-direction: column; height: 100%; min-height: 0; }
.chat__msgs { flex: 1; overflow-y: auto; padding: 14px; display: flex; flex-direction: column; gap: 10px; }
.chat__msg { max-width: 90%; padding: 10px 12px; border-radius: 13px; font-size: 13px; line-height: 1.5; }
.chat__msg--bot { background: var(--rt-surface-2); border: 1px solid var(--rt-line); align-self: flex-start; border-bottom-left-radius: 4px; }
.chat__msg--user { background: var(--rt-blue); color: #fff; align-self: flex-end; border-bottom-right-radius: 4px; }
.chat__msg .btn { margin-top: 8px; }
.chat__ok { display: inline-flex; align-items: center; gap: 6px; margin-top: 8px; font-size: 12px; font-weight: 800; color: #10633f; background: var(--ok-050); border-radius: 8px; padding: 5px 9px; }
.chat__ok svg { width: 14px; height: 14px; color: var(--ok); }
.chat__quick { display: flex; flex-wrap: wrap; gap: 6px; padding: 0 14px 8px; }
.chat__quick button { border: 1px solid var(--rt-line); background: #fff; color: var(--rt-blue); border-radius: 20px; padding: 6px 11px; font-size: 12px; font-weight: 700; }
.chat__quick button:hover { background: var(--rt-blue-050); }
.chat__note { margin: 0 14px 10px; font-size: 11px; color: var(--rt-gray-400); background: var(--rt-surface-2); border: 1px solid var(--rt-line); border-radius: 10px; padding: 8px 10px; line-height: 1.45; display: flex; gap: 7px; align-items: flex-start; }
.chat__note svg { width: 14px; height: 14px; flex: none; margin-top: 1px; color: var(--rt-gray-400); }
.chat__input { display: flex; gap: 8px; padding: 11px 12px; border-top: 1px solid var(--rt-line); }
.chat__input input { flex: 1; border: 1px solid var(--rt-line); border-radius: 20px; padding: 9px 13px; font-size: 13px; outline: none; }
.chat__input input:focus { border-color: var(--rt-blue); }

/* ---------------- Modal ---------------- */
.modal-backdrop { position: fixed; inset: 0; background: rgba(23,30,67,.42); backdrop-filter: blur(3px); z-index: var(--z-modal); display: grid; place-items: center; padding: 20px; }
.modal { background: #fff; border-radius: 18px; box-shadow: var(--shadow-lg); width: 100%; max-width: 520px; max-height: 88vh; overflow: auto; }
.modal__head { display: flex; align-items: center; gap: 10px; padding: 20px 22px 6px; }
.modal__head svg { width: 22px; height: 22px; color: var(--rt-blue); }
.modal__head h3 { font-size: 18px; }
.modal__head .close { margin-left: auto; border: none; background: var(--rt-surface-2); width: 32px; height: 32px; border-radius: 9px; color: var(--rt-gray); display: grid; place-items: center; }
.modal__head .close:hover { background: var(--danger-050); color: var(--danger); }
.modal__head .close svg { width: 16px; height: 16px; color: inherit; }
.modal__body { padding: 8px 22px 4px; }
.modal__sub { font-size: 13px; color: var(--rt-gray); line-height: 1.5; margin: 0 0 14px; }
.modal__foot { padding: 16px 22px 22px; display: flex; gap: 10px; justify-content: flex-end; }
.field { margin-top: 13px; }
.field__label { font-size: 12.5px; font-weight: 700; color: var(--rt-gray); margin-bottom: 6px; }
.control { width: 100%; border: 1px solid var(--rt-line); border-radius: 10px; padding: 9px 11px; font-size: 13.5px; color: var(--rt-ink); background: #fff; outline: none; }
.control:focus { border-color: var(--rt-blue); box-shadow: 0 0 0 3px var(--rt-blue-050); }

/* ---------------- Toast ---------------- */
.toasts { position: fixed; bottom: 22px; left: 50%; transform: translateX(-50%); z-index: var(--z-toast); display: flex; flex-direction: column; gap: 8px; align-items: center; }
.toast { background: var(--rt-navy); color: #fff; padding: 11px 18px; border-radius: 12px; font-size: 13px; font-weight: 700; box-shadow: var(--shadow-lg); display: flex; align-items: center; gap: 9px; animation: toastIn .25s ease; }
.toast svg { width: 17px; height: 17px; }
.toast--ok svg { color: var(--rt-teal); }
@keyframes toastIn { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }

/* ---------------- Responsive: se ajusta a cada pantalla ---------------- */
@media (max-width: 1360px) { .workspace { grid-template-columns: 228px 1fr 348px; } }
@media (max-width: 1200px) {
  .workspace { grid-template-columns: 210px 1fr 328px; }
  .topbar__logo { display: none; }
  .chip[data-ic-chip] { display: none; }
}
@media (max-width: 1040px) {
  .workspace { grid-template-columns: 190px 1fr 300px; }
  .save-state { display: none; }
  .strat-name { max-width: 150px; }
  .btn--sm { padding: 6px 9px; }
  .topbar__actions .btn span, .topbar__actions .btn { font-size: 12px; }
}
@media (max-width: 900px) {
  .app { grid-template-columns: 56px 1fr; }
  /* Oculta la paleta: los bloques se agregan con el botón "Agregar bloque" del lienzo */
  .workspace { grid-template-columns: 0 1fr 300px; }
  .palette { display: none; }
  .strat-name { display: none; }
}
@media (max-width: 720px) {
  .workspace { grid-template-columns: 0 1fr 0; }   /* solo el editor; Resultado desde su tab */
  .side { display: none; }
}