/* cajas.allpackaging.com.ar — azul/amarillo del brandbook sobre blanco; la caja es kraft. */
:root {
  --bg: #FFFFFF; --bg-2: #F5F5F7; --bg-3: #FBFBFD;
  --txt: #1D1D1F; --txt-2: #6E6E73; --txt-3: #86868B;
  --hair: rgba(0,0,0,.08); --hair-2: rgba(0,0,0,.05);
  --blue: #2C61AB; --blue-deep: #223B79; --blue-tint: #EEF4FC;
  --gold: #FFCC03; --gold-deep: #E0B000;
  --ok: #1F7A4D; --ok-tint: #EAF6EF; --warn: #9A5B00; --warn-tint: #FFF6E0; --err: #B3261E;
  --kraft: #C9A66B; --kraft-2: #B8935A; --kraft-3: #A07A45; --kraft-lt: #DDBB84;
  --lift: 0 6px 30px rgba(0,0,0,.07); --lift-2: 0 20px 60px rgba(34,59,121,.14);
  --r: 20px; --r-sm: 12px; --pill: 980px;
  --sans: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI Variable Display", "Segoe UI", system-ui, Roboto, sans-serif;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; }
body { margin: 0; background: var(--bg); color: var(--txt); font-family: var(--sans); font-size: 17px; line-height: 1.5; letter-spacing: -.011em; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: var(--blue); text-decoration: none; }
h1, h2, h3 { margin: 0; letter-spacing: -.024em; line-height: 1.08; text-wrap: balance; }
h1 { font-size: clamp(38px, 5.6vw, 64px); font-weight: 700; }
h2 { font-size: clamp(30px, 4vw, 46px); font-weight: 700; }
h3 { font-size: 19px; font-weight: 600; letter-spacing: -.014em; }
p { margin: 0; }
.wrap { max-width: 1180px; margin: 0 auto; padding: 0 22px; }
.wrap--narrow { max-width: 780px; }
.acc { color: var(--blue); }
.eyebrow { font-size: 13px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--blue); margin-bottom: 14px; }
.lead { font-size: clamp(17px, 1.6vw, 21px); color: var(--txt-2); max-width: 56ch; text-wrap: pretty; }
small { font-weight: 400; color: var(--txt-3); }

/* botones */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 46px; padding: 0 22px; border-radius: var(--pill); border: 1px solid transparent; font: inherit; font-size: 16px; font-weight: 600; cursor: pointer; transition: transform .15s ease, box-shadow .15s ease, background .15s; white-space: nowrap; }
.btn:active { transform: scale(.98); }
.btn--primary { background: var(--blue); color: #fff; box-shadow: 0 6px 18px rgba(44,97,171,.28); }
.btn--primary:hover { background: var(--blue-deep); }
.btn--ghost { background: #fff; color: var(--blue); border-color: rgba(44,97,171,.35); }
.btn--ghost:hover { background: var(--blue-tint); }
.btn--sm { height: 36px; padding: 0 16px; font-size: 14px; }
.btn--lg { height: 54px; padding: 0 30px; font-size: 17px; }
.btn--block { width: 100%; }
.btn[disabled] { opacity: .55; cursor: wait; }

/* nav */
.nav { position: sticky; top: 0; z-index: 50; height: 56px; background: rgba(255,255,255,.78); backdrop-filter: saturate(180%) blur(20px); -webkit-backdrop-filter: saturate(180%) blur(20px); border-bottom: 1px solid var(--hair-2); }
.nav__in { height: 100%; display: flex; align-items: center; gap: 28px; }
.nav__logo img { height: 30px; width: auto; }
.nav__links { display: flex; gap: 22px; margin-left: auto; font-size: 15px; font-weight: 500; }
.nav__links a { color: var(--txt); opacity: .8; }
.nav__links a:hover { opacity: 1; color: var(--blue); }
@media (max-width: 760px) { .nav__links { display: none; } .nav__in { justify-content: space-between; } }

/* hero */
.hero { padding: 72px 0 40px; overflow: hidden; background: radial-gradient(1200px 500px at 85% -10%, var(--blue-tint), transparent 70%); }
.hero__grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 40px; align-items: center; }
.hero__txt h1 { margin-bottom: 20px; }
.hero__cta { display: flex; align-items: center; gap: 18px; margin: 30px 0 34px; flex-wrap: wrap; }
.hero__hint { font-size: 14px; color: var(--txt-3); }
.hero__facts { list-style: none; margin: 0; padding: 0; display: flex; gap: 28px; flex-wrap: wrap; font-size: 15px; color: var(--txt-2); }
.hero__facts b { color: var(--txt); font-weight: 600; }
.hero__box { position: relative; display: grid; place-items: center; min-height: 420px; }
.hero__dims { position: absolute; bottom: 8px; font-size: 13px; color: var(--txt-3); font-variant-numeric: tabular-nums; }
@media (max-width: 900px) { .hero { padding-top: 40px; } .hero__grid { grid-template-columns: 1fr; } .hero__box { min-height: 340px; order: -1; } }

/* caja 3D (CSS) — las dimensiones las setea JS con --w --d --h en px */
.scene { --w: 180px; --d: 180px; --h: 180px; position: relative; width: 320px; height: 320px; perspective: 1100px; display: grid; place-items: center; touch-action: pan-y; cursor: grab; }
.scene--sm { width: 160px; height: 150px; perspective: 700px; }
.scene--lg { width: 420px; height: 420px; }
@media (max-width: 480px) { .scene { width: min(320px, calc(100vw - 44px)); } .scene--lg { width: min(340px, calc(100vw - 44px)); height: 340px; } .scene--lg .box3d { transform: rotateX(-18deg) rotateY(-32deg) scale(.8); } }
.scene__shadow { position: absolute; left: 50%; bottom: 8%; width: 60%; height: 22px; transform: translateX(-50%); background: radial-gradient(ellipse at center, rgba(0,0,0,.22), transparent 70%); filter: blur(4px); pointer-events: none; }
.box3d { position: relative; width: var(--w); height: var(--h); transform-style: preserve-3d; transform: rotateX(-18deg) rotateY(-32deg); transition: transform .6s cubic-bezier(.2,.8,.2,1); will-change: transform; }
.box3d.is-auto { animation: spin 22s linear infinite; }
.box3d.is-drag { transition: none; animation: none; }
@keyframes spin { from { transform: rotateX(-18deg) rotateY(0deg); } to { transform: rotateX(-18deg) rotateY(360deg); } }
.face { position: absolute; left: 0; top: 0; display: grid; place-items: center; overflow: hidden; backface-visibility: hidden;
  background: linear-gradient(180deg, var(--kraft-lt) 0%, var(--kraft) 55%, var(--kraft-2) 100%);
  background-image: repeating-linear-gradient(90deg, rgba(255,255,255,.06) 0 2px, transparent 2px 6px), linear-gradient(180deg, var(--kraft-lt) 0%, var(--kraft) 55%, var(--kraft-2) 100%);
  box-shadow: inset 0 0 0 1px rgba(0,0,0,.08); }
.face--front, .face--back { width: var(--w); height: var(--h); }
.face--left, .face--right { width: var(--d); height: var(--h); }
.face--top, .face--bottom { width: var(--w); height: var(--d); }
/* cada cara arranca centrada en la caja y se empuja por su normal: así cierra para cualquier L×A×H */
.face--front { transform: translateZ(calc(var(--d) / 2)); }
.face--back  { transform: rotateY(180deg) translateZ(calc(var(--d) / 2)); filter: brightness(.86); }
.face--left, .face--right { left: calc(var(--w) / 2 - var(--d) / 2); }
.face--right { transform: rotateY(90deg) translateZ(calc(var(--w) / 2)); filter: brightness(.9); }
.face--left  { transform: rotateY(-90deg) translateZ(calc(var(--w) / 2)); filter: brightness(.78); }
.face--top, .face--bottom { top: calc(var(--h) / 2 - var(--d) / 2); }
.face--top   { transform: rotateX(90deg) translateZ(calc(var(--h) / 2)); filter: brightness(1.05); }
.face--bottom{ transform: rotateX(-90deg) translateZ(calc(var(--h) / 2)); filter: brightness(.7); }
.face--top .face__logo { max-width: 42%; max-height: 40%; position: relative; z-index: 1; }
/* tapa: la línea del cierre y la cinta */
.face--top::before { content: ""; position: absolute; left: 0; right: 0; top: 50%; height: 2px; background: rgba(80,50,20,.35); transform: translateY(-50%); }
.face--top::after { content: ""; position: absolute; left: 40%; right: 40%; top: 0; bottom: 0; background: rgba(255,255,255,.28); }
.face__logo { display: none; max-width: 70%; max-height: 60%; width: var(--logo-w, 55%); height: auto; object-fit: contain; mix-blend-mode: multiply; opacity: .92; pointer-events: none; }
.face.has-logo .face__logo { display: block; }
.face__mask { display: none; }
.face.is-full { background: linear-gradient(180deg, #2A57A0 0%, #223B79 100%); }
.face.is-full .face__logo { display: none; }
.face.is-full .face__mask { display: block; width: 55%; height: 55%; background: linear-gradient(180deg, var(--kraft-lt), var(--kraft)); -webkit-mask-repeat: no-repeat; mask-repeat: no-repeat; -webkit-mask-position: center; mask-position: center; -webkit-mask-size: contain; mask-size: contain; }
.plano .ink { fill: #223B79; }
.plano .knock { fill: var(--kraft); }

/* secciones */
.sec { padding: 96px 0; }
.sec--alt { background: var(--bg-2); }
.sec__head { max-width: 760px; margin-bottom: 44px; }
.sec__head h2 { margin-bottom: 14px; }
.card { background: #fff; border-radius: var(--r); border: 1px solid var(--hair-2); box-shadow: var(--lift); padding: 26px; }
.card + .card { margin-top: 18px; }
.card__t { margin-bottom: 14px; display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.card__sub { font-size: 14px; font-weight: 400; color: var(--txt-3); }
.card--sticky { position: sticky; top: 76px; }
.note { font-size: 14px; color: var(--txt-2); margin-top: 12px; padding: 10px 14px; border-radius: var(--r-sm); background: var(--bg-2); }
.note:empty { display: none; }
.note--ok { background: var(--ok-tint); color: var(--ok); }
.note--warn { background: var(--warn-tint); color: var(--warn); }

/* configurador */
.cfg { display: grid; grid-template-columns: 1fr 380px; gap: 28px; align-items: start; }
@media (max-width: 960px) { .cfg { grid-template-columns: 1fr; } .card--sticky { position: static; } }
.cfg > *, .print > *, .checkout > *, .card, .fld, .grid2 > * { min-width: 0; }
.qty { flex-wrap: wrap; }
@media (max-width: 480px) { .qty input { width: 120px; font-size: 19px; } .card { padding: 20px 16px; } .sec { padding: 64px 0; } .seg__b { padding: 8px 12px; font-size: 14px; } }
.seg { display: inline-flex; background: var(--bg-2); border-radius: var(--pill); padding: 4px; gap: 2px; margin-bottom: 18px; flex-wrap: wrap; }
.seg__b { border: 0; background: transparent; font: inherit; font-size: 15px; font-weight: 500; padding: 8px 18px; border-radius: var(--pill); cursor: pointer; color: var(--txt-2); transition: all .15s; }
.seg__b.is-on { background: #fff; color: var(--txt); box-shadow: 0 2px 8px rgba(0,0,0,.08); font-weight: 600; }
.fld { display: flex; flex-direction: column; gap: 6px; font-size: 14px; color: var(--txt-2); }
.fld input, .fld select, .fld textarea { font: inherit; font-size: 17px; color: var(--txt); padding: 12px 14px; border-radius: var(--r-sm); border: 1px solid var(--hair); background: #fff; outline: none; transition: border .15s, box-shadow .15s; width: 100%; }
.fld input:focus, .fld select:focus, .fld textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 4px rgba(44,97,171,.14); }
.fld input:invalid.touched { border-color: var(--err); }
.fld--full { grid-column: 1 / -1; }
.dims { display: flex; align-items: flex-end; gap: 10px; }
.dims .fld { flex: 1; }
.dims input { text-align: center; font-variant-numeric: tabular-nums; }
.dims__x { padding-bottom: 12px; color: var(--txt-3); font-size: 20px; }
.opts { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 560px) { .opts { grid-template-columns: 1fr; } }
.opt input { position: absolute; opacity: 0; pointer-events: none; }
.opt__in { display: flex; flex-direction: column; gap: 6px; padding: 16px 18px; border-radius: var(--r-sm); border: 1.5px solid var(--hair); cursor: pointer; transition: all .15s; height: 100%; }
.opt__in b { font-size: 17px; }
.opt__in small { font-size: 13.5px; line-height: 1.4; }
.opt__in em { font-style: normal; font-weight: 600; color: var(--blue); font-size: 15px; margin-top: 4px; font-variant-numeric: tabular-nums; }
.opt input:checked + .opt__in { border-color: var(--blue); background: var(--blue-tint); box-shadow: 0 0 0 3px rgba(44,97,171,.12); }
.qty { display: flex; align-items: center; gap: 10px; }
.qty input { width: 160px; text-align: center; font: inherit; font-size: 22px; font-weight: 600; padding: 10px; border-radius: var(--r-sm); border: 1px solid var(--hair); font-variant-numeric: tabular-nums; outline: none; }
.qty input:focus { border-color: var(--blue); box-shadow: 0 0 0 4px rgba(44,97,171,.14); }
.qty__b { width: 46px; height: 46px; border-radius: 50%; border: 1px solid var(--hair); background: #fff; font-size: 22px; cursor: pointer; color: var(--blue); }
.qty__b:hover { background: var(--blue-tint); }
.qty__u { color: var(--txt-3); font-size: 15px; }

/* tarjeta de precio */
.price__box { display: grid; place-items: center; margin: -6px 0 6px; }
.price__meta { text-align: center; font-size: 14px; color: var(--txt-3); }
.price__unit { text-align: center; margin: 6px 0 16px; }
.price__unit span { font-size: 44px; font-weight: 700; letter-spacing: -.03em; font-variant-numeric: tabular-nums; display: block; line-height: 1; }
.price__unit small { font-size: 13px; }
.price__rows { margin: 0 0 18px; display: grid; gap: 8px; font-size: 15px; }
.price__rows > div { display: flex; justify-content: space-between; gap: 12px; }
.price__rows dt { color: var(--txt-2); }
.price__rows dd { margin: 0; font-variant-numeric: tabular-nums; font-weight: 500; }
.price__rows .is-total { border-top: 1px solid var(--hair); padding-top: 10px; font-size: 17px; }
.price__rows .is-total dd { font-weight: 700; }
.price__rows .is-desc dd { color: var(--ok); }
.price__rows .is-pol { color: var(--txt-2); }
.price__foot { font-size: 12.5px; color: var(--txt-3); text-align: center; margin-top: 12px; }

/* impresión */
.print { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: start; }
@media (max-width: 960px) { .print { grid-template-columns: 1fr; } }
.print__preview { display: grid; place-items: center; gap: 10px; position: sticky; top: 90px; }
.print__hint { font-size: 13px; color: var(--txt-3); margin-bottom: 8px; }
.upload { display: flex; align-items: center; gap: 14px; margin-bottom: 18px; flex-wrap: wrap; }
.upload input { position: absolute; opacity: 0; width: 0; height: 0; }
.upload__name { font-size: 14px; color: var(--txt-3); }
.plano { background: var(--bg-3); border: 1px solid var(--hair-2); border-radius: var(--r-sm); padding: 12px; overflow-x: auto; }
.plano svg { width: 100%; height: auto; display: block; }
.plano .panel { fill: var(--kraft-lt); stroke: var(--kraft-3); stroke-width: .6; cursor: pointer; transition: fill .15s; }
.plano .panel:hover { fill: #E8CC98; }
.plano .panel.is-on { fill: #EFE0C4; stroke: var(--blue); stroke-width: 1.2; }
.plano .flap { fill: var(--kraft); stroke: var(--kraft-3); stroke-width: .6; stroke-dasharray: 2 1.5; }
.plano .glue { fill: var(--kraft-2); stroke: var(--kraft-3); stroke-width: .6; }
.plano .lbl { font: 600 3.2px var(--sans); fill: var(--txt-2); text-anchor: middle; pointer-events: none; }
.plano .lbl.is-on { fill: var(--blue); }
.plano .art { fill: none; stroke: var(--blue); stroke-width: .8; stroke-dasharray: 2 1.2; pointer-events: none; }
.plano .artlbl { font: 600 2.8px var(--sans); fill: var(--blue); text-anchor: middle; pointer-events: none; }
.plano .dim { font: 2.8px var(--sans); fill: var(--txt-3); text-anchor: middle; pointer-events: none; }
.plano image { pointer-events: none; opacity: .9; mix-blend-mode: multiply; }
.chips { display: flex; gap: 8px; flex-wrap: wrap; margin: 12px 0 18px; }
.chip { font: inherit; font-size: 14px; font-weight: 500; padding: 7px 14px; border-radius: var(--pill); border: 1px solid var(--hair); background: #fff; cursor: pointer; color: var(--txt-2); }
.chip.is-on { background: var(--blue); color: #fff; border-color: var(--blue); }
.pol { border-top: 1px solid var(--hair); padding-top: 16px; }
.pol__row { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; padding: 6px 0; font-size: 15px; }
.pol__row span { color: var(--txt-2); }
.pol__row b { font-variant-numeric: tabular-nums; font-size: 17px; }

/* checkout */
.checkout { display: grid; grid-template-columns: 1fr 360px; gap: 28px; align-items: start; }
@media (max-width: 960px) { .checkout { grid-template-columns: 1fr; } .checkout .resumen { order: -1; } }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 560px) { .grid2 { grid-template-columns: 1fr; } }
.form__err { color: var(--err); font-size: 14px; margin-top: 10px; }
.form__legal { font-size: 12.5px; color: var(--txt-3); margin-top: 12px; }
#btn-confirmar { margin-top: 18px; }
.res { margin: 0; display: grid; gap: 10px; font-size: 15px; }
.res > div { display: flex; justify-content: space-between; gap: 14px; padding-bottom: 10px; border-bottom: 1px solid var(--hair-2); }
.res dt { color: var(--txt-2); }
.res dd { margin: 0; text-align: right; font-weight: 500; font-variant-numeric: tabular-nums; }
.res .is-total dd { font-weight: 700; font-size: 17px; }
.res .is-sena { background: var(--blue-tint); margin: 4px -10px 0; padding: 10px; border-radius: var(--r-sm); border: 0; }
.res .is-sena dd { color: var(--blue); font-weight: 700; }
.res--big { font-size: 16px; }

/* confirmación */
.confirm { background: linear-gradient(180deg, var(--blue-tint), #fff 40%); }
.confirm__card { padding: 40px; box-shadow: var(--lift-2); }
.confirm__head { text-align: center; margin-bottom: 28px; }
.confirm__logo { height: 34px; width: auto; margin: 0 auto 22px; }
.confirm__head h2 { margin-bottom: 10px; }
.confirm__head .lead { margin: 0 auto; }
.pago { margin-top: 26px; padding: 20px; border-radius: var(--r-sm); background: var(--bg-2); }
.pago h3 { margin-bottom: 10px; }
.pago dl { margin: 0; display: grid; grid-template-columns: auto 1fr; gap: 6px 18px; font-size: 15px; }
.pago dt { color: var(--txt-2); } .pago dd { margin: 0; font-weight: 500; word-break: break-all; }
.confirm__acts { display: flex; gap: 12px; justify-content: center; margin-top: 28px; flex-wrap: wrap; }
.confirm__acts .btn { white-space: normal; height: auto; min-height: 46px; padding: 10px 22px; text-align: center; }
.confirm__legal { text-align: center; font-size: 13px; color: var(--txt-3); margin-top: 18px; }
.copy { font: inherit; font-size: 12px; font-weight: 600; margin-left: 8px; padding: 3px 10px; border-radius: var(--pill); border: 1px solid rgba(44,97,171,.35); background: #fff; color: var(--blue); cursor: pointer; vertical-align: middle; }
.link-sec { display: block; text-align: center; margin-top: 10px; font-size: 14px; font-weight: 500; }
:focus-visible { outline: 3px solid rgba(44,97,171,.45); outline-offset: 2px; }
.opt input:focus-visible + .opt__in { box-shadow: 0 0 0 3px rgba(44,97,171,.35); }
.confirm__foot { text-align: center; font-size: 13.5px; color: var(--txt-3); margin-top: 22px; }

/* pasos y faq */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
@media (max-width: 900px) { .steps { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .steps { grid-template-columns: 1fr; } }
.steps li { background: #fff; border-radius: var(--r); padding: 26px; border: 1px solid var(--hair-2); box-shadow: var(--lift); }
.steps b { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 50%; background: var(--gold); color: var(--txt); font-weight: 700; margin-bottom: 16px; }
.steps h3 { margin-bottom: 8px; }
.steps p { color: var(--txt-2); font-size: 15px; }
.faq details { border-bottom: 1px solid var(--hair); padding: 18px 0; }
.faq summary { cursor: pointer; font-weight: 600; font-size: 18px; list-style: none; display: flex; justify-content: space-between; gap: 12px; }
.faq summary::after { content: "+"; color: var(--blue); font-weight: 400; font-size: 24px; line-height: 1; }
.faq details[open] summary::after { content: "−"; }
.faq p { color: var(--txt-2); margin-top: 10px; }

.foot { padding: 50px 0 40px; border-top: 1px solid var(--hair-2); font-size: 14px; color: var(--txt-2); }
.foot__in { display: flex; justify-content: space-between; gap: 30px; flex-wrap: wrap; align-items: flex-start; }
.foot p { margin-top: 12px; max-width: 34ch; }
.foot__links { display: flex; flex-direction: column; gap: 8px; }

.toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); background: var(--txt); color: #fff; padding: 12px 18px; border-radius: var(--pill); font-size: 14px; z-index: 100; box-shadow: var(--lift-2); }

/* animaciones de entrada (GSAP las dispara; sin JS se ven igual) */
.reveal { opacity: 0; transform: translateY(18px); }
.no-anim .reveal { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; } .box3d.is-auto { animation: none; } }

/* impresión del comprobante */
@media print {
  body > *:not(#confirmacion) { display: none !important; }
  #confirmacion { display: block !important; padding: 0; background: #fff; }
  .confirm__card { box-shadow: none; border: 0; padding: 0; }
  .no-print { display: none !important; }
}