/* =========================================================
   MELBET APK ARGENTINA — base.css
   Design tokens, reset, typography, utilities
   ========================================================= */

:root{
  /* Brand palette (MelBet-inspired) */
  --color-bg: #212121;
  --color-bg-deep: #161616;
  --color-surface: #2a2a2a;
  --color-surface-2: #343434;
  --color-surface-3: #3d3d3d;
  --color-border: rgba(255,255,255,.12);
  --color-border-strong: rgba(255,255,255,.24);

  --color-primary: #ffb803;
  --color-primary-hover: #e09f00;
  --color-primary-soft: rgba(255,184,3,.16);

  --color-accent: #ffb803;
  --color-accent-hover: #e09f00;
  --color-accent-soft: rgba(255,184,3,.20);

  --color-gold: #ffc83d;

  --color-text: #f5f5f5;
  --color-text-muted: #d2d2d2;
  --color-text-faint: #a6a6a6;
  --color-white: #ffffff;

  /* Gradients */
  --grad-primary: linear-gradient(135deg,#ffce1e 0%,#ffb000 100%);
  --grad-accent: linear-gradient(135deg,#ffd21e 0%,#ffa800 100%);
  --grad-hero: radial-gradient(1200px 600px at 80% -10%, rgba(255,184,3,.32), transparent 60%),
               radial-gradient(900px 500px at 10% 110%, rgba(255,184,3,.16), transparent 55%),
               linear-gradient(135deg,#191919 0%,#212121 55%,#272727 100%);

  /* Typography */
  --font-heading: "Plus Jakarta Sans", "Segoe UI", sans-serif;
  --font-body: "Inter", "Segoe UI", sans-serif;

  --text-xs: .78rem;
  --text-sm: .875rem;
  --text-base: 1rem;
  --text-md: 1.125rem;
  --text-lg: 1.25rem;
  --text-xl: 1.5rem;
  --text-2xl: 1.9rem;
  --text-3xl: 2.4rem;
  --text-4xl: 3rem;

  --space-1:.5rem; --space-2:.75rem; --space-3:1rem; --space-4:1.5rem;
  --space-5:2rem;  --space-6:2.75rem; --space-7:4rem; --space-8:5.5rem;

  --radius-sm:10px; --radius:16px; --radius-lg:22px; --radius-xl:30px;
  --shadow-sm:0 6px 18px rgba(0,0,0,.25);
  --shadow: 0 14px 40px rgba(0,0,0,.35);
  --shadow-glow: 0 0 0 1px rgba(255,184,3,.5), 0 18px 50px rgba(255,184,3,.3);
  --container: 1200px;
  --header-h: 74px;
}

/* ---------- Reset ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font-body);
  font-size:var(--text-base);
  line-height:1.65;
  color:var(--color-text);
  background:var(--color-bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.is-locked{overflow:hidden}
img,svg,video{max-width:100%;display:block}
img{height:auto}
ul,ol{list-style:none}
a{color:var(--color-primary);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--color-accent)}
button{font-family:inherit;cursor:pointer;border:none;background:none}
input,select,textarea{font-family:inherit}
h1,h2,h3,h4,h5{font-family:var(--font-heading);font-weight:700;line-height:1.18;letter-spacing:-.01em;color:var(--color-white)}
h1{font-size:var(--text-4xl)}
h2{font-size:var(--text-3xl)}
h3{font-size:var(--text-xl)}
h4{font-size:var(--text-lg)}
p{margin:0 0 1rem}
strong{color:var(--color-white);font-weight:600}
section{scroll-margin-top:calc(var(--header-h) + 20px)}

/* ---------- Layout ---------- */
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 22px}
.container-narrow{max-width:880px}
.section{padding:var(--space-6) 0}
.section-sm{padding:var(--space-4) 0}
.text-center{text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:.5rem;
  font-size:var(--text-xs);font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--color-accent);margin-bottom:1rem;
}
.eyebrow.center{margin-inline:auto}

/* ---------- Typography utilities ---------- */
.lead{font-size:var(--text-md);color:var(--color-text-muted)}
.muted{color:var(--color-text-muted)}
.gradient-text{
  background:var(--grad-accent);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.55rem;
  font-family:var(--font-heading);font-weight:700;font-size:var(--text-sm);
  padding:.85rem 1.6rem;border-radius:var(--radius-sm);
  transition:transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease;
  white-space:nowrap;line-height:1;
  border:2px solid transparent;
}
.btn svg{width:18px;height:18px;flex:none}
.btn-lg{padding:1.05rem 2.1rem;font-size:var(--text-base)}
.btn-block{display:flex;width:100%;max-width:360px}
.btn-sm{padding:.6rem 1.1rem;font-size:var(--text-xs)}
.btn-primary{background:var(--grad-primary);color:#211500;box-shadow:0 10px 26px rgba(255,184,3,.38)}
.btn-primary:hover{transform:translateY(-2px);color:#191400;box-shadow:0 16px 34px rgba(255,184,3,.5)}
.btn-accent{background:var(--grad-accent);color:#211500;box-shadow:0 10px 26px rgba(255,184,3,.38)}
.btn-accent:hover{transform:translateY(-2px);color:#191400;box-shadow:0 16px 34px rgba(255,184,3,.5)}
.btn-ghost{background:rgba(255,255,255,.04);color:var(--color-white);border-color:var(--color-border-strong)}
.btn-ghost:hover{background:rgba(255,255,255,.1);transform:translateY(-2px);color:#fff}
.btn-light{background:#fff;color:#08206b}
.btn-light:hover{transform:translateY(-2px);color:#08206b}
.btn[disabled]{opacity:.5;cursor:not-allowed;transform:none}

/* ---------- Cards ---------- */
.card{
  background:linear-gradient(180deg,var(--color-surface) 0%,var(--color-surface-2) 100%);
  border:1px solid var(--color-border);
  border-radius:var(--radius);
  padding:var(--space-4);
  transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.card:hover{transform:translateY(-5px);border-color:var(--color-border-strong);box-shadow:var(--shadow)}
.card-icon{
  width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:var(--color-primary-soft);color:var(--color-primary);margin-bottom:var(--space-3);
  font-size:1.4rem;
}
.card h3{font-size:var(--text-lg);margin-bottom:.55rem}
.card p{color:var(--color-text-faint);font-size:var(--text-sm);margin:0}

/* Icon circle bg colors */
.icon-green{background:var(--color-accent-soft);color:var(--color-accent)}
.icon-gold{background:rgba(255,197,61,.14);color:var(--color-gold)}

/* ---------- Grids ---------- */
.grid{display:grid;gap:var(--space-4)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

/* ---------- Two-column media ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-5);align-items:center}
.split.reverse .split-media{order:1}
.split-media img{width:100%}

/* ---------- Tables ---------- */
.table-wrap{overflow-x:auto;border:1px solid var(--color-border);border-radius:var(--radius);background:var(--color-surface)}
table{width:100%;border-collapse:collapse;font-size:var(--text-sm);min-width:560px}
th,td{padding:.9rem 1.1rem;text-align:left;border-bottom:1px solid var(--color-border);vertical-align:top}
thead th{
  font-family:var(--font-heading);font-size:var(--text-xs);letter-spacing:.08em;text-transform:uppercase;
  color:var(--color-text-faint);background:var(--color-surface-2);white-space:nowrap;
}
tbody tr:last-child td{border-bottom:none}
tbody tr{transition:background .18s ease}
tbody tr:hover{background:rgba(255,255,255,.03)}
td.ok{color:var(--color-accent);font-weight:700}
td.no{color:#ff6b6b;font-weight:700}/* ---------- Steps ---------- */
.steps{counter-reset:step;display:grid;gap:var(--space-3)}
.step{
  position:relative;display:flex;gap:var(--space-3);
  background:var(--color-surface);border:1px solid var(--color-border);
  border-radius:var(--radius);padding:1rem 1.2rem;
}
.step-num{
  flex:none;width:38px;height:38px;border-radius:50%;
  background:var(--grad-primary);color:#211500;font-family:var(--font-heading);font-weight:700;
  display:flex;align-items:center;justify-content:center;
  counter-increment:step;
}
.step-num::before{content:counter(step)}
.step h4{font-size:var(--text-base);margin-bottom:.2rem;color:var(--color-white)}
.step p{color:var(--color-text-faint);font-size:var(--text-sm);margin:0}
.step code{background:rgba(255,184,3,.14);border:1px solid rgba(255,184,3,.32);border-radius:8px;padding:.1rem .4rem;font-size:.82em;color:#ffd159}
.steps-title{font-family:var(--font-heading);font-weight:700;color:var(--color-white);font-size:var(--text-md);margin:var(--space-3) 0 var(--space-2)}
.steps-note{margin-top:var(--space-3);padding:.9rem 1.1rem;color:var(--color-text-faint);font-size:var(--text-sm);background:var(--color-primary-soft);border:1px solid rgba(255,184,3,.32);border-radius:var(--radius)}

/* ---------- FAQ accordion ---------- */
.faq-item{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);margin-bottom:var(--space-2);overflow:hidden}
.faq-q{width:100%;display:flex;justify-content:space-between;align-items:center;gap:1rem;text-align:left;padding:1.1rem 1.3rem;font-family:var(--font-heading);font-weight:600;color:var(--color-white);font-size:var(--text-base)}
.faq-q .chev{flex:none;width:22px;height:22px;color:var(--color-accent);transition:transform .25s ease}
.faq-item.open .chev{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a-inner{padding:0 1.3rem 1.2rem;color:var(--color-text-faint);font-size:var(--text-sm)}

/* ---------- Info box ---------- */
.info-box{display:flex;gap:1rem;align-items:flex-start;background:var(--color-primary-soft);border:1px solid rgba(255,184,3,.38);border-radius:var(--radius);padding:1.2rem 1.3rem;color:var(--color-text)}
.info-box svg{flex:none;width:20px;height:20px;color:var(--color-primary);margin-top:2px}
.info-box.warn{background:rgba(255,197,61,.1);border-color:rgba(255,197,61,.35)}
.info-box.warn svg{color:var(--color-gold)}
.info-box.danger{background:rgba(255,107,107,.1);border-color:rgba(255,107,107,.35)}
.info-box.danger svg{color:#ff6b6b}
.info-box p{margin:0;font-size:var(--text-sm)}

/* ---------- Payment info card ---------- */
.pay-info{
  background:linear-gradient(180deg,var(--color-surface) 0%,var(--color-surface-2) 100%);
  border:1px solid var(--color-border-strong);border-radius:var(--radius-lg);
  padding:var(--space-4);box-shadow:var(--shadow-sm);
}
.pay-info-head{display:flex;gap:1rem;align-items:center;margin-bottom:var(--space-3)}
.pi-icon{
  flex:none;width:52px;height:52px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  background:var(--color-primary-soft);color:var(--color-primary);
}
.pi-icon svg{width:26px;height:26px}
.pay-info-head h3{font-size:var(--text-md);margin-bottom:.1rem}
.pay-info-head p{margin:0;color:var(--color-text-faint);font-size:var(--text-xs)}
.pay-info-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-3)}
.pay-info-item{
  background:rgba(255,255,255,.03);border:1px solid var(--color-border);
  border-radius:var(--radius);padding:1rem 1.1rem;
}
.pi-tag{display:inline-flex;align-items:center;gap:.4rem;font-family:var(--font-heading);font-weight:700;font-size:var(--text-xs);letter-spacing:.04em;margin-bottom:.5rem}
.pi-tag::before{content:"";width:8px;height:8px;border-radius:50%;background:currentColor}
.pi-tag-in{color:var(--color-accent)}
.pi-tag-in::before{background:var(--color-accent)}
.pi-tag-out{color:#7cc4ff}
.pi-tag-out::before{background:#7cc4ff}
.pay-info-item p{margin:0;color:var(--color-text-faint);font-size:var(--text-sm)}
@media (max-width:640px){.pay-info-grid{grid-template-columns:1fr}}

/* ---------- CTA band ---------- */
.cta-band{
  position:relative;border-radius:var(--radius-xl);padding:var(--space-6) var(--space-4);
  background:var(--grad-hero);border:1px solid var(--color-border-strong);
  text-align:center;overflow:hidden;
}
.cta-band h2{color:#fff}
.cta-actions{display:flex;gap:1.75rem;justify-content:center;flex-wrap:wrap;margin-top:1.6rem}

/* ---------- Breadcrumbs ---------- */
.breadcrumb{display:flex;flex-wrap:wrap;gap:.4rem;font-size:var(--text-xs);color:var(--color-text-faint);margin-bottom:1.2rem}
.breadcrumb a{color:var(--color-text-faint)}
.breadcrumb a:hover{color:var(--color-accent)}
.breadcrumb .sep{color:var(--color-text-faint);opacity:.6}
.breadcrumb .current{color:var(--color-white)}

/* ---------- Internal links ---------- */
.link-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:var(--space-3)}
.link-card{display:block;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);padding:1rem 1.2rem;transition:transform .18s ease,border-color .18s ease}
.link-card:hover{transform:translateY(-3px);border-color:var(--color-primary)}
.link-card span{font-family:var(--font-heading);font-weight:600;color:var(--color-white);display:block;margin-bottom:.2rem}
.link-card small{color:var(--color-text-faint)}

/* ---------- Page hero (inner) ---------- */
.page-hero{position:relative;padding:var(--space-6) 0 var(--space-5);color:#fff}
.page-hero h1{color:#fff;margin-bottom:1rem}
.page-hero .lead{color:var(--color-text-faint);max-width:760px;margin-bottom:.8rem}
.page-hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:linear-gradient(90deg,transparent,rgba(255,184,3,.55),transparent)}

/* ---------- Accessibility: skip-link ---------- */
.skip-link{position:absolute;left:-9999px;top:0;background:var(--color-primary);color:#fff;padding:.6rem 1rem;border-radius:0 0 10px 0;z-index:300}
.skip-link:focus{left:0}

/* ---------- Responsive helpers ---------- */
@media (max-width:980px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  h1{font-size:var(--text-3xl)}
  h2{font-size:var(--text-2xl)}
  .split{grid-template-columns:1fr}
  .split.reverse .split-media{order:0}
  .section{padding:var(--space-5) 0}
}
@media (max-width:640px){
  h1{font-size:2rem}
  h2{font-size:1.6rem}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .container{padding:0 18px}
  .btn{width:auto}
  .cta-actions .btn{width:100%}
}
/* ---------- JS-injected /go slots ---------- */
/* .go-slot — placeholder vacío en HTML; el contenido (botones de
   descarga/registro) puede generarse en js/main.js al cargar la página.
   display:contents permite que los botones insertados participen en el
   flex/grid del contenedor padre. */
.go-slot{display:contents}/* ---------- Shared chips (used on home + guide pages) ---------- */
.app-chips{display:flex;gap:.6rem;flex-wrap:wrap;margin-top:1.15rem}
.chip{display:inline-flex;align-items:center;gap:.4rem;padding:.5rem .95rem;border-radius:30px;background:rgba(255,255,255,.05);border:1px solid var(--color-border-strong);font-size:.8rem;color:var(--color-text-muted);font-weight:500;transition:color .2s ease,border-color .2s ease}
.chip:hover{border-color:rgba(255,184,3,.55);color:#fff}

/* ---------- Shared spec cards (used on home + guide pages) ---------- */
.spec-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;margin:1.5rem 0}
.spec-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);padding:1rem 1.2rem}
.spec-card b{display:block;font-family:var(--font-heading);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--color-text-faint);margin-bottom:.3rem}
.spec-card span{color:var(--color-white);font-weight:600;font-size:var(--text-sm)}