/* ==========================================================================
   Sumaq Tecnologia - ejemplo interactivo del sistema de ventas (/ejemplo/sistema-de-ventas)
   Se carga encima de demos.css.
   ========================================================================== */

.t-pos { --c1: #0f766e; --c1-dark: #134e4a; --c1-soft: #f0fdfa; --ink: #0f172a; --muted: #64748b; --line: #e2e8f0; --bg-2: #f1f5f9; }
.t-pos { background: var(--bg-2); }

.pos-intro { padding: 2rem 0 1.5rem; }
.pos-intro__in { display: grid; gap: 1rem; align-items: center; }
.pos-intro h1 { font-size: clamp(1.7rem, 1.2rem + 2vw, 2.4rem); margin-bottom: .3rem; }
.pos-intro p { margin: 0; color: var(--muted); max-width: 44rem; }
.pos-intro .d-btn { justify-self: start; }
.pos-intro .pos-price { margin-top: .6rem; padding: .55rem .8rem; border-radius: 10px; background: var(--c1-soft); color: var(--c1-dark); display: inline-block; }

/* ---------- Marco de la app ---------- */
.app { width: min(1240px, calc(100% - 1rem)); margin: 0 auto 2.5rem; border-radius: 18px; overflow: hidden; background: #fff; border: 1px solid var(--line); box-shadow: 0 30px 60px -30px rgba(15, 23, 42, .35); }
.app__bar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .8rem 1.5rem; padding: .8rem 1rem; background: var(--c1-dark); color: #ccfbf1; }
.app__brand { display: flex; align-items: center; gap: .7rem; }
.app__brand > span { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 10px; background: rgba(255, 255, 255, .12); font-size: 1.3rem; }
.app__brand b { display: block; color: #fff; }
.app__brand small { font-size: .8rem; }
.app__tabs { display: flex; gap: .3rem; overflow-x: auto; }
.app__tabs button { position: relative; flex: none; padding: .55rem .9rem; border: 0; border-radius: 9px; background: transparent; color: #ccfbf1; font: 600 .92rem var(--body); cursor: pointer; }
.app__tabs button.is-on { background: #fff; color: var(--c1-dark); }
.badge { display: inline-grid; place-items: center; min-width: 1.3rem; height: 1.3rem; margin-left: .2rem; padding: 0 .3rem; border-radius: 999px; background: #ef4444; color: #fff; font-style: normal; font-size: .72rem; font-weight: 800; }
.badge[hidden] { display: none; }
.view { padding: 1rem; }
.view[hidden] { display: none; }
.view__head { margin-bottom: 1rem; }
.view__head h2 { font-size: 1.5rem; margin-bottom: .2rem; }
.view__head p { margin: 0; color: var(--muted); font-size: .95rem; }
.link { border: 0; background: none; padding: 0; color: var(--c1); font: 700 .88rem var(--body); cursor: pointer; text-decoration: underline; text-underline-offset: 2px; }
.empty { color: var(--muted); font-size: .92rem; padding: .5rem 0; }

/* ---------- Vender ---------- */
.view--sell { display: grid; grid-template-columns: minmax(0, 1fr); gap: 1rem; }
.sell__left { min-width: 0; }
.search input { width: 100%; padding: .8rem 1rem; border: 1px solid #cbd5e1; border-radius: 12px; font: 1rem var(--body); }
.search input:focus { outline: 2px solid var(--c1); border-color: transparent; }
.search small { display: block; margin-top: .35rem; color: var(--muted); font-size: .8rem; }
.chips { display: flex; gap: .4rem; overflow-x: auto; margin: .8rem 0; padding-bottom: .2rem; }
.chips button { flex: none; padding: .4rem .85rem; border: 1px solid var(--line); border-radius: 999px; background: #fff; font: 600 .85rem var(--body); cursor: pointer; color: var(--ink); }
.chips button.is-on { background: var(--c1); border-color: var(--c1); color: #fff; }
.grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: .6rem; }
.it { display: grid; gap: .1rem; justify-items: start; padding: .8rem; border: 1px solid var(--line); border-radius: 12px; background: #fff; text-align: left; font-family: var(--body); color: var(--ink); cursor: pointer; transition: border-color .12s, transform .12s; }
.it:hover { border-color: var(--c1); }
.it:active { transform: scale(.98); }
.it.is-out { opacity: .45; cursor: not-allowed; }
.it__e { font-size: 1.7rem; }
.it__n { font-weight: 700; font-size: .88rem; line-height: 1.25; }
.it__p { font-weight: 800; color: var(--c1-dark); }
.it__s { font-size: .75rem; color: var(--muted); }

.sell__ticket { display: grid; align-content: start; gap: .8rem; padding: 1rem; border-radius: 14px; background: var(--bg-2); }
.tk__head { display: flex; justify-content: space-between; align-items: center; }
.tk__lines { list-style: none; margin: 0; padding: 0; display: grid; gap: .5rem; max-height: 320px; overflow-y: auto; }
.tk__lines li { display: grid; grid-template-columns: 1fr auto auto; gap: .6rem; align-items: center; padding: .55rem .6rem; border-radius: 10px; background: #fff; font-size: .88rem; }
.tk__lines li.empty { display: block; background: none; text-align: center; }
.tk__lines small { display: block; color: var(--muted); font-size: .75rem; }
.q { display: inline-flex; align-items: center; gap: .35rem; }
.q button { width: 1.7rem; height: 1.7rem; border: 0; border-radius: 7px; background: var(--c1-soft); color: var(--c1-dark); font-weight: 800; cursor: pointer; }
.tk__sum { display: grid; gap: .25rem; font-size: .9rem; color: var(--muted); }
.tk__sum div { display: flex; justify-content: space-between; }
.tk__tot { margin-top: .2rem; padding-top: .45rem; border-top: 1px dashed #cbd5e1; color: var(--ink); font-size: 1.3rem; }
.pay { display: grid; grid-template-columns: repeat(2, 1fr); gap: .4rem; }
.pay button { padding: .6rem; border: 1px solid var(--line); border-radius: 10px; background: #fff; font: 700 .88rem var(--body); cursor: pointer; color: var(--ink); }
.pay button.is-on { border-color: var(--c1); background: var(--c1-soft); color: var(--c1-dark); box-shadow: inset 0 0 0 1px var(--c1); }
.cash { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: .3rem .8rem; font-weight: 600; font-size: .88rem; }
.cash[hidden] { display: none; }
.cash input { grid-column: 1; padding: .6rem .7rem; border: 1px solid #cbd5e1; border-radius: 10px; font: 1rem var(--body); }
.cash span { grid-column: 2; grid-row: 1 / span 2; justify-self: end; text-align: right; }
.cash span b { display: block; font-size: 1.15rem; color: var(--c1-dark); }
.btn-cobrar { padding: 1rem; font-size: 1.1rem; }
.btn-cobrar:disabled { opacity: .5; cursor: not-allowed; }

/* ---------- Inventario ---------- */
.table-wrap { overflow-x: auto; }
.inv { width: 100%; border-collapse: collapse; font-size: .92rem; min-width: 520px; }
.inv th { text-align: left; padding: .6rem; color: var(--muted); font-size: .78rem; text-transform: uppercase; letter-spacing: .05em; border-bottom: 2px solid var(--line); }
.inv td { padding: .65rem .6rem; border-bottom: 1px solid var(--line); }
.inv td small { display: block; color: var(--muted-2, #94a3b8); font-size: .72rem; }
.st { display: inline-block; padding: .15rem .6rem; border-radius: 999px; font-size: .78rem; font-weight: 700; }
.st--ok { background: #dcfce7; color: #166534; }
.st--low { background: #fef3c7; color: #92400e; }
.st--out { background: #fee2e2; color: #991b1b; }

/* ---------- Reporte ---------- */
.kpis { display: grid; grid-template-columns: repeat(2, 1fr); gap: .6rem; margin-bottom: 1rem; }
.kpi { padding: 1rem; border-radius: 14px; background: var(--bg-2); }
.kpi span { display: block; color: var(--muted); font-size: .82rem; font-weight: 600; }
.kpi b { font-size: 1.4rem; color: var(--ink); }
.rep { display: grid; gap: 1rem; }
.box { padding: 1rem; border: 1px solid var(--line); border-radius: 14px; }
.box h3 { margin-bottom: .8rem; }
.bars { display: grid; gap: .6rem; }
.bar { display: grid; grid-template-columns: 5rem 1fr 5.5rem; align-items: center; gap: .6rem; font-size: .88rem; }
.bar i { height: 12px; border-radius: 999px; background: linear-gradient(90deg, var(--c1) var(--w), var(--bg-2) var(--w)); }
.bar b { text-align: right; }
.top, .last { list-style: none; margin: 0; padding: 0; display: grid; gap: .45rem; font-size: .9rem; }
.top { counter-reset: t; }
.top li, .last li { display: flex; justify-content: space-between; gap: .8rem; padding-bottom: .45rem; border-bottom: 1px solid var(--line); }
.top li::before { counter-increment: t; content: counter(t); flex: none; display: grid; place-items: center; width: 1.4rem; height: 1.4rem; border-radius: 50%; background: var(--c1-soft); color: var(--c1-dark); font-size: .75rem; font-weight: 800; }
.top li span { flex: 1; }
.last li span:nth-child(2) { color: var(--muted); }

/* ---------- Ticket impreso ---------- */
.modal { position: fixed; inset: 0; z-index: 80; display: grid; place-items: center; padding: 1rem; }
.modal[hidden] { display: none; }
.modal__bg { position: absolute; inset: 0; background: rgba(15, 23, 42, .55); }
.modal__box { position: relative; display: grid; gap: 1rem; max-height: 100%; overflow-y: auto; }
.paper { width: 300px; display: grid; gap: .15rem; padding: 1.2rem 1.1rem 1.5rem; background: #fff; font: .82rem/1.45 "Consolas", "Courier New", monospace; color: #111; text-align: center; box-shadow: 0 20px 40px -12px rgba(0, 0, 0, .5); -webkit-mask: radial-gradient(circle 6px at 50% 100%, transparent 98%, #000) 0 0 / 14px 100% repeat-x; }
.paper hr { width: 100%; border: 0; border-top: 1px dashed #999; margin: .4rem 0; }
.pp__h { font-size: .95rem; }
.pp__l { display: flex; justify-content: space-between; gap: .6rem; text-align: left; }
.pp__t { font-weight: 800; font-size: .95rem; }
.paper small { margin-top: .4rem; color: #555; font-size: .7rem; }
.modal__act { display: grid; grid-template-columns: 1fr 1fr; gap: .6rem; }
.modal__act .d-btn--line { background: #fff; color: var(--ink); border-color: #fff; }
.flash { position: fixed; left: 50%; bottom: 1.5rem; z-index: 90; transform: translateX(-50%); padding: .7rem 1.1rem; border-radius: 12px; background: var(--ink); color: #fff; font-weight: 600; font-size: .9rem; box-shadow: 0 10px 25px -8px rgba(0, 0, 0, .5); }
.tk-jump { position: fixed; left: .75rem; right: .75rem; bottom: .75rem; z-index: 60; display: flex; align-items: center; justify-content: space-between; gap: .6rem; padding: .85rem 1rem; border-radius: 14px; background: var(--c1-dark); color: #ccfbf1; font-size: .9rem; box-shadow: 0 12px 26px -8px rgba(0, 0, 0, .5); }
.tk-jump b { color: #fff; }
.tk-jump > span:last-child { font-weight: 700; color: #fff; }
.pos-note { margin: 1.5rem 0 0; color: var(--muted); font-size: .88rem; text-align: center; }

@media (min-width: 640px) {
  .grid { grid-template-columns: repeat(3, 1fr); }
  .kpis { grid-template-columns: repeat(4, 1fr); }
  .pay { grid-template-columns: repeat(4, 1fr); }
}
@media (min-width: 900px) {
  .pos-intro__in { grid-template-columns: 1fr auto; }
  .view { padding: 1.3rem; }
  .view--sell { grid-template-columns: minmax(0, 1fr) 360px; align-items: start; }
  .sell__ticket { position: sticky; top: 3.2rem; }
  .tk-jump { display: none !important; }
  .grid { grid-template-columns: repeat(4, 1fr); }
  .pay { grid-template-columns: repeat(2, 1fr); }
  .rep { grid-template-columns: 1fr 1fr; }
  .box--wide { grid-column: 1 / -1; }
}