/* PRS · Plan Real Semanal · Sistema de diseño (Dirección 1 "Tablero semanal")
   Compartido por la portada, las páginas legales y cualquier página nueva.
   Significado del color:  ámbar = carga / acción · azul petróleo = estructura · verde = hecho / sí · gris = descanso.
   Para cambiar la dirección visual basta con tocar las variables de :root. */

:root{
  /* superficies y texto */
  --paper:#F5F1E8; --paper-2:#ECE6D8; --card:#FFFFFF; --ink:#14201C; --muted:#56625C; --line:#DDD6C6;
  /* marca */
  --deep:#0F3340; --deep-2:#184B5B; --amber:#D9912F; --amber-text:#8A5200; --amber-soft:#F6E3C4;
  --green:#2F7D66; --green-soft:#DCEEE6; --rest:#A7AEA9;
  --bg-deep:#0F3340; --on-deep:#EEF3F1; --on-deep-mut:#BFD3D3; --on-deep-amber:#E9A94F;
  /* datos (validados en claro y oscuro) */
  --c-car:#E09A2C; --c-pro:#1A86B0; --c-fat:#2EA47A;
  /* forma y movimiento */
  --r-s:12px; --r-m:20px; --r-l:30px; --ease:cubic-bezier(.2,.7,.2,1);
  --shadow:0 30px 70px rgba(15,51,64,.16);
  --shadow-1:0 1px 2px rgba(15,51,64,.06),0 6px 18px rgba(15,51,64,.06);
  --shadow-2:0 2px 4px rgba(15,51,64,.06),0 18px 44px rgba(15,51,64,.12);
  /* tipografía */
  --f-display:"Bricolage Grotesque","Instrument Sans",system-ui,sans-serif;
  --f-text:"Instrument Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  /* espacio (escala 4 px) */
  --s1:4px; --s2:8px; --s3:12px; --s4:16px; --s5:24px; --s6:32px; --s7:48px; --s8:72px; --s9:104px;
}
@media (prefers-color-scheme: dark){
  :root{
    --paper:#0F1517; --paper-2:#141C1F; --card:#182124; --ink:#ECEFEA; --muted:#A3AFA9; --line:#27333A;
    --deep:#7FC0D3; --deep-2:#5FA6BC; --amber:#E9A94F; --amber-text:#E9A94F; --amber-soft:#3A2C16;
    --green:#5CC19F; --green-soft:#16312A; --rest:#66706C;
    --bg-deep:#0B1D24;
    --c-car:#C47F16; --c-pro:#2A92C0; --c-fat:#2DA67C;
    --shadow:0 30px 70px rgba(0,0,0,.45);
    --shadow-1:0 1px 2px rgba(0,0,0,.3),0 6px 18px rgba(0,0,0,.25);
    --shadow-2:0 2px 4px rgba(0,0,0,.3),0 18px 44px rgba(0,0,0,.4);
  }
}

/* ---------- base ---------- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px;overflow-x:clip;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--f-text);font-size:17px;line-height:1.55;
  -webkit-font-smoothing:antialiased;font-variant-numeric:tabular-nums;overflow-x:clip}
h1,h2,h3{font-family:var(--f-display);letter-spacing:-.025em;margin:0;line-height:1.05;text-wrap:balance}
::selection{background:var(--amber);color:#1B1206}
p{margin:0}
a{color:inherit}
img{max-width:100%}
.wrap{max-width:1120px;margin:0 auto;padding:0 22px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
:focus-visible{outline:3px solid var(--deep-2);outline-offset:3px;border-radius:8px}
.on-deep :focus-visible,.aviso-top :focus-visible{outline-color:#fff}

/* ---------- secciones ---------- */
section{padding:clamp(64px,9vw,104px) 0;overflow-x:clip}
.s-alt{background:var(--paper-2)}
.on-deep{background:var(--bg-deep);color:var(--on-deep)}
.head{border-top:1.5px solid var(--ink);padding-top:var(--s5);margin-bottom:clamp(28px,4.5vw,52px);max-width:760px}
.on-deep .head{border-color:rgba(255,255,255,.35)}
.head h2{font-size:clamp(2rem,4.4vw,3.2rem);margin-top:var(--s3)}
.head p{color:var(--muted);font-size:1.08rem;margin-top:var(--s4);max-width:56ch}
.on-deep .head p{color:var(--on-deep-mut)}
.kicker{display:inline-flex;align-items:center;font-size:.78rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--amber-text)}
.on-deep .kicker{color:var(--on-deep-amber)}
.kicker[data-n]::before{content:attr(data-n);font-family:var(--f-display);margin-right:.7em;padding-right:.7em;border-right:1.5px solid currentColor}

/* ---------- botones y controles ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--s2);min-height:52px;padding:14px 22px;border-radius:14px;
  border:1.5px solid transparent;background:var(--amber);color:#1B1206;font:700 1rem/1.1 var(--f-text);letter-spacing:-.005em;text-decoration:none;cursor:pointer;
  transition:transform .2s var(--ease),box-shadow .2s,background .2s,border-color .2s}
.btn:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(217,145,47,.4)}
.btn:active{transform:none}
.btn.ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn.ghost:hover{background:var(--card);box-shadow:none}
.btn.dark{background:var(--deep);color:var(--paper)}
.btn.dark:hover{box-shadow:0 14px 30px rgba(15,51,64,.3)}
.on-deep .btn.ghost{color:#fff;border-color:rgba(255,255,255,.5)}
.on-deep .btn.ghost:hover{background:rgba(255,255,255,.1)}
.row{display:flex;gap:var(--s3);flex-wrap:wrap}

.seg{display:grid;gap:var(--s2)}
.seg button,.dchip{font:inherit;color:var(--ink);cursor:pointer;background:var(--paper);border:1.5px solid var(--line);
  transition:border-color .2s,background .2s,transform .2s}
.seg button{text-align:left;min-height:48px;padding:10px 14px;border-radius:var(--r-s);font-weight:600;font-size:.92rem}
.seg button:hover,.dchip:hover{border-color:var(--ink);transform:translateY(-1px)}
.seg button[aria-pressed="true"]{border-color:var(--amber);background:var(--amber-soft);color:var(--ink)}
.field{display:block;margin:0;padding:0;border:0;min-width:0}
.field>legend,.field>.lab{display:flex;justify-content:space-between;align-items:baseline;width:100%;padding:0;margin-bottom:var(--s3);font-weight:700;font-size:.92rem}
.field output{font-family:var(--f-display);font-size:1.3rem;color:var(--ink)}
input[type=range]{width:100%;height:44px;accent-color:var(--amber);margin:0}

/* ---------- tarjetas y avisos ---------- */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-m);padding:clamp(20px,3vw,32px);box-shadow:var(--shadow-1)}
.aviso-top{background:var(--deep);color:var(--paper);font-size:.86rem;line-height:1.4}
@media (prefers-color-scheme: dark){.aviso-top{background:#12323C;color:var(--on-deep)}}
.aviso-top p{margin:0}
.aviso-top .wrap{padding-top:10px;padding-bottom:10px;text-align:center}
.aviso-top a{position:relative;color:inherit;font-weight:700}
.aviso-top a::before{content:"";position:absolute;inset:-14px -10px}
.aviso-box{border:1px solid var(--line);border-left:4px solid var(--amber);border-radius:14px;background:var(--card);padding:16px 18px;font-size:.92rem;color:var(--muted)}
.aviso-box b{color:var(--ink)}
.aviso-box a{text-decoration:underline}

/* ---------- cabecera y pie ---------- */
header.nav{position:sticky;top:0;z-index:30;background:color-mix(in srgb,var(--paper) 88%,transparent);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;gap:var(--s4);min-height:66px}
.logo{display:flex;align-items:center;gap:10px;min-height:44px;text-decoration:none;font-family:var(--f-display);font-weight:800}
.logo .mk{flex:0 0 32px;width:32px;height:32px;border-radius:10px;background:var(--deep);color:var(--paper);display:grid;place-items:center;font-size:.8rem;position:relative;overflow:hidden}
.logo .mk::after{content:"";position:absolute;right:-6px;top:-6px;width:14px;height:14px;border-radius:50%;background:var(--amber)}
.logo .lt{display:block;line-height:1.15;font-size:.98rem}
.logo .lt i{font-style:normal;color:var(--amber-text)}
.logo .lt b,.logo .lt i{display:block}
.logo .lt i{font-family:var(--f-text);font-weight:600;font-size:.74em;letter-spacing:.02em}
.logo .mk{font-size:.66rem;letter-spacing:.02em}
.nav ul{display:flex;gap:26px;list-style:none;margin:0;padding:0;font-size:.92rem;font-weight:600}
.nav ul a{display:inline-flex;align-items:center;min-height:44px;text-decoration:none;color:var(--muted)}
.nav ul a:hover{color:var(--ink)}
.nav .btn{min-height:44px;padding:10px 16px;font-size:.9rem}
header.nav::after{content:"";position:absolute;left:0;bottom:-1px;height:2px;width:calc(var(--p,0) * 100%);background:var(--amber)}
footer{padding:clamp(40px,6vw,64px) 0 60px;color:var(--muted);font-size:.9rem;border-top:1px solid var(--line);background:var(--paper-2)}
.fcols{display:grid;grid-template-columns:minmax(0,1.4fr) repeat(3,minmax(0,1fr));gap:var(--s6) var(--s7)}
.fcols h4{margin:0 0 var(--s2);font:800 .76rem/1 var(--f-text);letter-spacing:.08em;text-transform:uppercase;color:var(--ink)}
.fcols ul{list-style:none;margin:0;padding:0}
.fbrand p{margin:var(--s3) 0 0;max-width:34ch}
.fbase{margin-top:var(--s6);padding-top:var(--s4);border-top:1px solid var(--line);font-size:.82rem;max-width:90ch}
footer a{display:inline-flex;align-items:center;min-height:44px;text-decoration:none;font-weight:600;color:var(--ink)}
footer a:hover{color:var(--amber-text)}
.stick{position:fixed;left:14px;right:14px;bottom:calc(env(safe-area-inset-bottom) + 14px);z-index:40;display:none}
.stick .btn{width:100%;box-shadow:0 10px 30px rgba(0,0,0,.2)}

/* ---------- 3D: gráfico isométrico (SVG) ---------- */
.stage{position:relative}
.iso{width:100%;height:auto;display:block;overflow:visible}
.iso .slab .f-top{fill:var(--paper-2)}
.iso .slab .f-left{fill:color-mix(in srgb,var(--paper-2) 86%,var(--ink) 14%)}
.iso .slab .f-right{fill:color-mix(in srgb,var(--paper-2) 74%,var(--ink) 26%)}
.iso .rail{stroke:color-mix(in srgb,var(--ink) 16%,transparent);stroke-width:1}
.iso .bar .f-top{fill:color-mix(in srgb,var(--c-car) 70%,#fff)}
.iso .bar .f-left{fill:var(--c-car)}
.iso .bar .f-right{fill:color-mix(in srgb,var(--c-car) 74%,#000)}
.iso .bar polygon{stroke:var(--card);stroke-width:1.5;stroke-linejoin:round}
.iso .bar.rest .f-top{fill:color-mix(in srgb,var(--rest) 70%,#fff)}
.iso .bar.rest .f-left{fill:var(--rest)}
.iso .bar.rest .f-right{fill:color-mix(in srgb,var(--rest) 74%,#000)}
.iso .bar.sel polygon{stroke:var(--ink);stroke-width:1.8}
.iso .pole{stroke:var(--ink);stroke-width:2;stroke-linecap:round}
.iso .pennant{fill:var(--ink)}
.iso .hit{fill:transparent;cursor:pointer}
.stage:not(.ready) .tip{opacity:0}
.tip{position:absolute;z-index:2;transform:translate(-50%,-100%);background:var(--ink);color:var(--paper);border-radius:12px;padding:8px 12px 9px;pointer-events:none;white-space:nowrap;text-align:center;line-height:1.2;
  transition:left .35s var(--ease),top .35s var(--ease)}
.tip::after{content:"";position:absolute;left:50%;bottom:-5px;width:10px;height:10px;background:var(--ink);transform:translateX(-50%) rotate(45deg);border-radius:2px}
.tip b{display:block;font-family:var(--f-display);font-size:1.25rem;font-weight:800}
.tip span{font-size:.8rem;opacity:.85}

/* ---------- 3D: móvil con la app (CSS 3D) ---------- */
.phone3d{perspective:1700px;display:grid;place-items:center;padding:28px 0 46px;position:relative}
.phone3d::after{content:"";position:absolute;bottom:12px;left:50%;width:62%;height:28px;transform:translateX(-50%);background:radial-gradient(ellipse,rgba(0,0,0,.5),transparent 70%);filter:blur(6px)}
.phone{--ry:-14deg;--rx:4deg;position:relative;width:min(330px,100%);height:676px;border-radius:52px;padding:12px;
  transform-style:preserve-3d;transform:rotateY(var(--ry)) rotateX(var(--rx)) rotateZ(1deg);transition:transform .6s var(--ease);
  background:linear-gradient(145deg,#2a3337,#0d1214 38%);
  box-shadow:1px 0 0 #2b3538,2px 0 0 #252e31,3px 0 0 #1f282b,4px 0 0 #1a2225,5px 0 0 #151c1f,6px 0 0 #11181a,7px 0 0 #0d1214,-34px 46px 70px rgba(0,0,0,.42),inset 0 0 0 1.5px rgba(255,255,255,.12)}
.phone::before{content:"";position:absolute;top:22px;left:50%;transform:translateX(-50%);width:96px;height:26px;border-radius:99px;background:#0d1214;z-index:2}
.phone::after{content:"";position:absolute;right:-9px;top:150px;width:3px;height:70px;border-radius:0 3px 3px 0;background:#1a2225}
.phone:hover{--ry:-6deg;--rx:2deg}
.phone iframe{width:100%;height:100%;border:0;border-radius:41px;background:var(--paper)}

/* ---------- preguntas ---------- */
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:18px;min-height:60px;padding:14px 0;font-weight:700;font-size:1.06rem;transition:color .2s}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";flex:0 0 auto;font-family:var(--f-display);font-size:1.6rem;line-height:1;color:var(--amber-text);transition:transform .3s var(--ease)}
.faq summary:hover{color:var(--amber-text)}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{margin:0 0 18px;color:var(--muted);max-width:62ch}

/* ---------- páginas de texto (legales) ---------- */
.legal{max-width:780px;padding-top:clamp(36px,6vw,72px);padding-bottom:clamp(48px,7vw,96px)}
.legal h1{font-size:clamp(2.2rem,5vw,3.4rem);margin-bottom:var(--s3)}
.legal h2{font-size:1.4rem;margin:2.2em 0 .6em}
.legal h3{font-size:1.1rem;margin:1.6em 0 .4em}
.legal p,.legal li{color:var(--muted);max-width:68ch}
.legal p{margin:0 0 1em}
.legal ul,.legal ol{padding-left:1.25em;margin:0 0 1em}
.legal a{color:var(--ink);text-decoration:underline}
.legal table{width:100%;border-collapse:collapse;font-size:.92rem;margin:0 0 1.2em}
.legal th,.legal td{text-align:left;vertical-align:top;padding:10px 8px;border-bottom:1px solid var(--line);color:var(--muted)}
.legal th{color:var(--ink)}
.legal .upd{font-size:.88rem}
.legal .tw{overflow-x:auto}
.legal ul{display:grid;gap:6px}
.legal mark.rev,mark.rev{background:var(--amber-soft);color:var(--ink);padding:1px 5px;border-radius:5px;font-weight:700}
.legal mark{background:var(--amber-soft);color:var(--ink);padding:0 .25em;border-radius:4px;font-weight:700}

/* ---------- aparición y movimiento ---------- */
.js .rv{opacity:0;transform:translateY(18px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.js .rv.in{opacity:1;transform:none}

@media (max-width:920px){
  .fcols{grid-template-columns:1fr 1fr}
  .fbrand{grid-column:1/-1}
  .nav ul{display:none}
  .stick{display:block}
  footer{padding-bottom:110px}
  .phone{--ry:-8deg;--rx:3deg}
  .phone:hover{--ry:-8deg;--rx:3deg}
}
@media (max-width:640px){.aviso-top .lg{display:none}.aviso-top .wrap{padding-top:0;padding-bottom:0;font-size:.82rem}}
@media (max-width:560px){
  body{font-size:16px}
  .wrap{padding:0 16px}
  .logo .lt{font-size:.82rem;max-width:170px}
  .phone{width:300px;height:614px;border-radius:46px}
  .phone iframe{border-radius:36px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none!important;animation:none!important;scroll-behavior:auto!important}
  .js .rv{opacity:1;transform:none}
  .btn:hover,.seg button:hover,.dchip:hover{transform:none}
}