/* =====================================================================
   3x0t1k -- "Deep Reef" design system
   Todo el sitio se mira como un tanque a oscuras bajo luz actinica.
   Regla dura: nunca blur() grande sobre elementos grandes (congela iPhone).
   La profundidad se hace con radial-gradient, no con backdrop-filter pesado.
   ===================================================================== */

/* ---------------------------------------------------------- tokens */
:root {
  color-scheme: dark;

  /* fondos */
  --void:      #04070C;
  --abyss:     #070B12;
  --surface:   #0C121C;
  --surface-2: #121A26;
  --surface-3: #1A2431;
  --line:      rgba(126, 208, 226, .14);
  --line-soft: rgba(126, 208, 226, .07);

  /* neon del logo */
  --cyan:    #22E8D4;
  --magenta: #FF2E7E;
  --lime:    #A8FF3E;
  --violet:  #A585FF;
  --violet-deep: #8B5CFF;
  --actinic: #4A8CFF;
  --amber:   #FFB020;
  --coral:   #FF5E3A;

  /* tinta (ratios medidos sobre --void) */
  /* medidos de nuevo en el navegador el 2026-09-02, sobre --void */
  --ink:   #EAF4F7;  /* 18.04:1 */
  --ink-2: #A3B6C4;  /*  9.65:1 */
  --ink-3: #6F8494;  /*  5.19:1 -- 4.83:1 sobre --surface, 4.03:1 sobre --surface-3.
                        NO uses ink-3 para texto normal sobre --surface-3: no llega. */

  --accent: var(--cyan);

  /* tipografia */
  --font-display: 'Syne', ui-sans-serif, system-ui, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: ui-monospace, 'SF Mono', 'JetBrains Mono', Menlo, monospace;

  /* escala fluida */
  --fs-xs:   clamp(.69rem, .66rem + .12vw, .75rem);
  --fs-sm:   clamp(.81rem, .78rem + .14vw, .875rem);
  --fs-base: clamp(.94rem, .90rem + .18vw, 1rem);
  --fs-lg:   clamp(1.06rem, 1.00rem + .28vw, 1.19rem);
  --fs-xl:   clamp(1.25rem, 1.13rem + .55vw, 1.56rem);
  --fs-2xl:  clamp(1.56rem, 1.32rem + 1.1vw, 2.25rem);
  --fs-3xl:  clamp(2.00rem, 1.55rem + 2.0vw, 3.25rem);
  --fs-4xl:  clamp(2.50rem, 1.60rem + 4.0vw, 5.00rem);
  --fs-hero: clamp(2.75rem, 1.30rem + 6.4vw, 7.00rem);

  /* espaciado */
  --sp-1: .25rem; --sp-2: .5rem;  --sp-3: .75rem; --sp-4: 1rem;
  --sp-5: 1.5rem; --sp-6: 2rem;   --sp-7: 3rem;   --sp-8: 4rem;
  --sp-9: 6rem;   --sp-10: 8rem;

  --r-sm: 6px; --r-md: 12px; --r-lg: 18px; --r-xl: 26px; --r-full: 999px;

  --wrap: 1280px;
  --wrap-narrow: 820px;

  --ease: cubic-bezier(.22, 1, .36, 1);
  --ease-in-out: cubic-bezier(.65, 0, .35, 1);

  --shadow-1: 0 1px 2px rgba(0,0,0,.6);
  --shadow-2: 0 12px 32px -12px rgba(0,0,0,.85);
  --shadow-3: 0 30px 70px -24px rgba(0,0,0,.9);

  /* Alturas del cromo pegajoso. Viven JUNTAS a proposito: la tira de confianza
     se anadio despues y solo se actualizo el menu movil, asi que las seis
     columnas pegajosas del sitio seguian midiendo 68px cuando el bloque fijado
     ya media 102 y se metian 34px por debajo de la tira. Lo que se pega arriba
     mide --stack-h. --header-h es SOLO la altura de la barra. */
  --header-h: 68px;
  --strip-h:  34px;
  --stack-h:  calc(var(--header-h) + var(--strip-h));
}

/* ---------------------------------------------------------- reset */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}
body {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: 1.6;
  color: var(--ink);
  background: var(--void);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  min-height: 100dvh;
  overflow-x: hidden;
}
img, svg, video, canvas { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
button { background: none; border: 0; cursor: pointer; }
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; border-radius: 4px; }
::selection { background: var(--magenta); color: #fff; }
h1,h2,h3,h4 { font-family: var(--font-display); font-weight: 700; line-height: 1.05; letter-spacing: -.02em; }

/* scrollbar */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--abyss); }
::-webkit-scrollbar-thumb { background: var(--surface-3); border-radius: var(--r-full); border: 2px solid var(--abyss); }
::-webkit-scrollbar-thumb:hover { background: #2a3a4c; }

/* ---------------------------------------------------------- layout */
.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: clamp(1rem, 4vw, 2.5rem); }
.wrap-narrow { max-width: var(--wrap-narrow); }
.section { padding-block: clamp(3.5rem, 9vw, 8rem); position: relative; }
.stack > * + * { margin-top: var(--sp-4); }
.row { display: flex; gap: var(--sp-4); align-items: center; }
.row-between { display: flex; gap: var(--sp-4); align-items: center; justify-content: space-between; flex-wrap: wrap; }
.grid { display: grid; gap: clamp(1rem, 2.2vw, 1.75rem); }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); }
/* 280px no cabia tres veces en el area util de la tienda (881px con el panel de
   filtros) y caia a dos columnas gigantes. 250 entra holgado y la ficha sigue
   respirando. */
.grid-3 { grid-template-columns: repeat(auto-fill, minmax(min(100%, 250px), 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fill, minmax(min(100%, 230px), 1fr)); }
/* .hide-sm y .only-sm viven al final de components.css: aqui perdian la cascada
   contra los componentes que definen su propio display. */

/* ---------------------------------------------------------- tipografia */
.display   { font-family: var(--font-display); font-weight: 800; line-height: .95; letter-spacing: -.035em; }
.h-hero    { font-size: var(--fs-hero); }
.h-1       { font-size: var(--fs-4xl); }
.h-2       { font-size: var(--fs-3xl); }
.h-3       { font-size: var(--fs-2xl); }
.h-4       { font-size: var(--fs-xl); }
.lead      { font-size: var(--fs-lg); color: var(--ink-2); line-height: 1.65; max-width: 62ch; }
.muted     { color: var(--ink-2); }
.dim       { color: var(--ink-3); }
.small     { font-size: var(--fs-sm); }
.tiny      { font-size: var(--fs-xs); }
.mono      { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }
.center    { text-align: center; }
.balance   { text-wrap: balance; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--cyan);
  display: inline-flex; align-items: flex-start; gap: .6em;
}
/* La raya se ancla a la PRIMERA linea. Con align-items:center se iba al centro
   del bloque en cuanto el texto pasaba a dos lineas (pasaba en /care y en ES). */
.eyebrow::before {
  content: ''; flex: 0 0 26px; height: 1px; margin-top: .62em;
  background: currentColor; opacity: .7;
}

/* texto neon: gradiente + halo controlado */
/* Titular neon. Se queda deliberadamente en la mitad luminosa de la paleta:
   cyan 13.0:1 y lime 15.6:1 sobre --void. Meter magenta (5.7:1) o violeta
   (4.9:1) en un gradiente de texto arrastra el titular a la zona oscura y el
   tramo intermedio se ensucia. El calor va en .neon-hot, para piezas cortas. */
.neon {
  background: linear-gradient(96deg, var(--cyan) 0%, var(--lime) 38%, #5CF0C4 66%, var(--cyan) 100%);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
  background-size: 190% 100%;
  animation: neon-drift 16s var(--ease-in-out) infinite alternate;
}
/* Acento caliente. Solo para texto grande y corto: el extremo violeta mide 4.9:1. */
.neon-hot {
  background: linear-gradient(96deg, var(--magenta) 0%, #FF6BA8 46%, var(--violet) 100%);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}
@keyframes neon-drift { to { background-position: 100% 50%; } }
.glow-cyan { text-shadow: 0 0 24px rgba(34,232,212,.45); }
.glow-mag  { text-shadow: 0 0 24px rgba(255,46,126,.45); }

/* ---------------------------------------------------------- ambiente */
/* luz de agua: radial-gradients que respiran. Sin blur, sin filter. */
.caustics {
  position: absolute; inset: -20% -10%;
  pointer-events: none; z-index: 0;
  background:
    radial-gradient(46% 34% at 18% 12%, rgba(34,232,212,.16), transparent 62%),
    radial-gradient(38% 30% at 84% 20%, rgba(139,92,255,.15), transparent 64%),
    radial-gradient(52% 40% at 62% 88%, rgba(255,46,126,.13), transparent 66%),
    radial-gradient(40% 34% at 8%  78%, rgba(74,140,255,.12), transparent 66%);
  animation: caustics-breathe 22s var(--ease-in-out) infinite alternate;
  will-change: transform, opacity;
}
@keyframes caustics-breathe {
  0%   { transform: translate3d(0,0,0) scale(1);      opacity: .85; }
  50%  { transform: translate3d(2%, -1.5%, 0) scale(1.07); opacity: 1; }
  100% { transform: translate3d(-2%, 2%, 0) scale(1.04);  opacity: .8; }
}
/* grano fino: mata el banding de los degradados en pantallas grandes */
.grain::after {
  content: ''; position: absolute; inset: 0; pointer-events: none; z-index: 1;
  opacity: .05; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
/* linea de horizonte entre secciones */
.rule {
  height: 1px; border: 0;
  background: linear-gradient(90deg, transparent, var(--line), transparent);
}

/* ---------------------------------------------------------- botones */
.btn {
  --btn-bg: var(--surface-2);
  --btn-fg: var(--ink);
  --btn-line: var(--line);
  display: inline-flex; align-items: center; justify-content: center; gap: .6em;
  padding: .82em 1.6em;
  font-size: var(--fs-sm); font-weight: 600; letter-spacing: .01em;
  color: var(--btn-fg); background: var(--btn-bg);
  border: 1px solid var(--btn-line); border-radius: var(--r-full);
  position: relative; isolation: isolate; overflow: hidden;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease), background .3s var(--ease);
  cursor: pointer; text-align: center;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn[disabled], .btn.is-disabled { opacity: .45; pointer-events: none; }

.btn-primary {
  --btn-fg: #041014;
  border-color: transparent;
  background: linear-gradient(112deg, var(--cyan), var(--lime));
  font-weight: 700;
  box-shadow: 0 0 0 rgba(34,232,212,0);
}
.btn-primary:hover { box-shadow: 0 10px 34px -10px rgba(34,232,212,.65); }

.btn-magenta {
  /* Blanco sobre este magenta da 3.53:1 y falla. Tinta oscura: 5.70:1 en el
     extremo magenta y 4.86:1 en el violeta, con el neon intacto. */
  --btn-fg: #12030A;
  border-color: transparent;
  background: linear-gradient(112deg, var(--magenta), var(--violet-deep));
  font-weight: 700;
}
.btn-magenta:hover { box-shadow: 0 10px 34px -10px rgba(255,46,126,.6); }

.btn-ghost { background: transparent; border-color: var(--line); }
.btn-ghost:hover { border-color: var(--cyan); color: var(--cyan); background: rgba(34,232,212,.06); }

.btn-sm { padding: .55em 1.05em; font-size: var(--fs-xs); }
.btn-lg { padding: 1.02em 2.1em; font-size: var(--fs-base); }
.btn-block { display: flex; width: 100%; }

/* barrido de luz al pasar el cursor */
.btn-primary::after, .btn-magenta::after {
  content: ''; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(100deg, transparent 20%, rgba(255,255,255,.42) 50%, transparent 80%);
  transform: translateX(-120%);
  transition: transform .75s var(--ease);
}
.btn-primary:hover::after, .btn-magenta:hover::after { transform: translateX(120%); }

/* ---------------------------------------------------------- superficies */
.card {
  background: linear-gradient(168deg, var(--surface) 0%, var(--abyss) 100%);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  position: relative; overflow: hidden;
}
.card-pad { padding: clamp(1.15rem, 2.6vw, 1.9rem); }

/* tarjeta que se enciende: el borde toma el color del coral */
.glow-card {
  --glow: var(--cyan);
  transition: transform .45s var(--ease), border-color .45s var(--ease), box-shadow .45s var(--ease);
}
.glow-card::before {
  content: ''; position: absolute; inset: 0; border-radius: inherit; pointer-events: none;
  background: radial-gradient(120% 90% at 50% 110%, color-mix(in srgb, var(--glow) 26%, transparent), transparent 68%);
  opacity: 0; transition: opacity .45s var(--ease);
}
.glow-card:hover, .glow-card:focus-within {
  transform: translateY(-6px);
  border-color: color-mix(in srgb, var(--glow) 55%, transparent);
  box-shadow: 0 24px 60px -26px color-mix(in srgb, var(--glow) 60%, transparent), var(--shadow-2);
}
.glow-card:hover::before, .glow-card:focus-within::before { opacity: 1; }

.panel { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg); padding: clamp(1.15rem, 2.6vw, 1.9rem); }

/* ---------------------------------------------------------- badges */
.badge {
  display: inline-flex; align-items: center; gap: .4em;
  padding: .34em .78em; border-radius: var(--r-full);
  font-size: var(--fs-xs); font-weight: 600; letter-spacing: .04em; text-transform: uppercase;
  border: 1px solid currentColor; line-height: 1;
  white-space: nowrap;
}
.badge-cyan  { color: var(--cyan);    background: rgba(34,232,212,.10); }
.badge-mag   { color: var(--magenta); background: rgba(255,46,126,.10); }
.badge-lime  { color: var(--lime);    background: rgba(168,255,62,.10); }
.badge-violet{ color: var(--violet);  background: rgba(165,133,255,.12); }
.badge-amber { color: var(--amber);   background: rgba(255,176,32,.10); }
.badge-dim   { color: var(--ink-3);   background: rgba(255,255,255,.03); }
.badge-solid { color: #041014; background: var(--cyan); border-color: transparent; }

.chip {
  display: inline-flex; align-items: center; gap: .45em;
  padding: .42em .9em; border-radius: var(--r-full);
  font-size: var(--fs-xs); border: 1px solid var(--line);
  background: var(--surface-2); color: var(--ink-2);
  transition: all .25s var(--ease); cursor: pointer;
}
.chip:hover { border-color: var(--cyan); color: var(--cyan); }
.chip[aria-pressed="true"], .chip.is-on { background: rgba(34,232,212,.14); border-color: var(--cyan); color: var(--cyan); }

/* ---------------------------------------------------------- formularios */
.field { display: block; margin-bottom: var(--sp-4); }
.label { display: block; font-size: var(--fs-xs); font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3); margin-bottom: .5em; }
.input, .select, .textarea {
  width: 100%; padding: .82em 1em;
  background: var(--abyss); color: var(--ink);
  border: 1px solid var(--line); border-radius: var(--r-md);
  transition: border-color .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease);
  color-scheme: dark;   /* sin esto el icono del datepicker sale negro sobre negro */
}
.input::placeholder, .textarea::placeholder { color: var(--ink-3); }
.input:focus, .select:focus, .textarea:focus {
  outline: none; border-color: var(--cyan); background: var(--surface);
  box-shadow: 0 0 0 3px rgba(34,232,212,.28);
}
.input[aria-invalid="true"], .textarea[aria-invalid="true"] { border-color: var(--magenta); }
.textarea { min-height: 130px; resize: vertical; line-height: 1.55; }
.select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236F8494' stroke-width='1.6' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 1rem center;
  padding-right: 2.6rem;
}
.help { font-size: var(--fs-xs); color: var(--ink-3); margin-top: .45em; }
.error-text { font-size: var(--fs-xs); color: var(--magenta); margin-top: .45em; }
.checkline { display: flex; gap: .7em; align-items: flex-start; font-size: var(--fs-sm); color: var(--ink-2); cursor: pointer; }
.checkline input { margin-top: .28em; accent-color: var(--cyan); width: 1.05em; height: 1.05em; flex: none; }

/* ---------------------------------------------------------- avisos */
.alert { display: flex; gap: .8em; padding: .95em 1.15em; border-radius: var(--r-md); border: 1px solid; font-size: var(--fs-sm); align-items: flex-start; }
.alert-ok    { color: var(--lime);    border-color: rgba(168,255,62,.35); background: rgba(168,255,62,.07); }
.alert-error { color: var(--magenta); border-color: rgba(255,46,126,.35); background: rgba(255,46,126,.07); }
.alert-info  { color: var(--cyan);    border-color: rgba(34,232,212,.30); background: rgba(34,232,212,.06); }
.alert-warn  { color: var(--amber);   border-color: rgba(255,176,32,.32); background: rgba(255,176,32,.07); }

/* ---------------------------------------------------------- revelado al hacer scroll */
[data-reveal] { opacity: 0; transform: translateY(26px); transition: opacity .85s var(--ease), transform .85s var(--ease); }
[data-reveal].is-in { opacity: 1; transform: none; }
[data-reveal][data-delay="1"] { transition-delay: .09s; }
[data-reveal][data-delay="2"] { transition-delay: .18s; }
[data-reveal][data-delay="3"] { transition-delay: .27s; }
[data-reveal][data-delay="4"] { transition-delay: .36s; }
[data-reveal][data-delay="5"] { transition-delay: .45s; }

/* ---------------------------------------------------------- utilidades */
.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; }
/* El salto al contenido existia pero nunca se veia: sin esto el primer Tab de
   la pagina movia el foco a un enlace invisible. */
a.sr-only:focus-visible {
  position: fixed; top: var(--sp-4); left: var(--sp-4); z-index: 120;
  width: auto; height: auto; margin: 0; clip: auto; overflow: visible;
  padding: .7em 1.1em; border-radius: var(--r-full);
  background: var(--cyan); color: #041014; font-weight: 700; font-size: var(--fs-sm);
}
.relative { position: relative; } .z1 { position: relative; z-index: 2; }
.flex-1 { flex: 1 1 auto; } .none { display: none !important; }
.mt-0{margin-top:0} .mt-2{margin-top:var(--sp-2)} .mt-3{margin-top:var(--sp-3)} .mt-4{margin-top:var(--sp-4)}
.mt-5{margin-top:var(--sp-5)} .mt-6{margin-top:var(--sp-6)} .mt-7{margin-top:var(--sp-7)}
.mb-2{margin-bottom:var(--sp-2)} .mb-3{margin-bottom:var(--sp-3)} .mb-4{margin-bottom:var(--sp-4)}
.mb-5{margin-bottom:var(--sp-5)} .mb-6{margin-bottom:var(--sp-6)}
.gap-2{gap:var(--sp-2)} .gap-3{gap:var(--sp-3)} .gap-4{gap:var(--sp-4)}
.wrapfx { flex-wrap: wrap; }
.scroll-x { overflow-x: auto; -webkit-overflow-scrolling: touch; scrollbar-width: thin; }
.scroll-x > table { min-width: 640px; }