/* ==========================================================
   FXUR SUPREME — Design tokens
   ========================================================== */
:root{
  --ice:        #F5FAFF;   /* fondo general, muy claro, no cansa */
  --white:      #FFFFFF;
  --sky:        #29B6F6;   /* celeste del logo */
  --deep:       #0B5FBF;   /* azul profundo, acento principal */
  --deep-dark:  #084A96;
  --graphite:   #2B2E33;   /* texto principal, del logo */
  --grey:       #6B7280;   /* texto secundario */
  --line:       #E3EDF7;   /* bordes suaves */
  --success:    #1DAA6B;
  --warn:       #E0A100;

  --radius:     14px;
  --radius-sm:  8px;
  --shadow:     0 4px 20px rgba(11, 95, 191, 0.08);
  --shadow-lg:  0 12px 40px rgba(11, 95, 191, 0.14);

  --font-display: 'Space Grotesk', 'Segoe UI', sans-serif;
  --font-body:    'Inter', 'Segoe UI', sans-serif;
}

*{box-sizing:border-box; margin:0; padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family: var(--font-body);
  background: var(--ice);
  color: var(--graphite);
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%; display:block;}
a{color:inherit; text-decoration:none;}
ul{list-style:none;}
button{font-family:inherit; cursor:pointer; border:none; background:none;}

.container{
  max-width:1180px;
  margin:0 auto;
  padding:0 24px;
}

/* ---------- Header ---------- */
.site-header{
  position:sticky; top:0; z-index:100;
  background:rgba(255,255,255,0.9);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 24px; max-width:1180px; margin:0 auto;
}
.logo-link{display:flex; align-items:center; gap:10px;}
.logo-link img{height:40px; width:auto;}
.main-nav{display:flex; gap:32px;}
.main-nav a{
  font-size:15px; font-weight:600; color:var(--graphite);
  position:relative; padding:6px 0;
}
.main-nav a:hover{color:var(--deep);}
.header-actions{display:flex; align-items:center; gap:18px;}
.icon-btn{
  position:relative; display:flex; align-items:center; justify-content:center;
  width:40px; height:40px; border-radius:50%;
  background:var(--ice); transition:background .2s;
}
.icon-btn:hover{background:#E7F4FF;}
.cart-count{
  position:absolute; top:-4px; right:-4px;
  background:var(--deep); color:#fff; font-size:11px; font-weight:700;
  width:18px; height:18px; border-radius:50%;
  display:flex; align-items:center; justify-content:center;
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:13px 26px; border-radius:999px;
  font-weight:700; font-size:15px;
  transition:transform .15s ease, box-shadow .15s ease, background .2s;
}
.btn-primary{
  background:linear-gradient(135deg, var(--sky), var(--deep));
  color:#fff; box-shadow:var(--shadow);
}
.btn-primary:hover{transform:translateY(-2px); box-shadow:var(--shadow-lg);}
.btn-ghost{
  background:var(--white); color:var(--deep);
  border:1.5px solid var(--line);
}
.btn-ghost:hover{border-color:var(--sky); color:var(--deep-dark);}
.btn-block{width:100%;}
.btn:disabled{opacity:.5; cursor:not-allowed; transform:none;}

/* ---------- Hero ---------- */
.hero{
  position:relative; overflow:hidden;
  padding:90px 0 70px;
  background:
    radial-gradient(ellipse 900px 500px at 80% -10%, rgba(41,182,246,.18), transparent 60%),
    radial-gradient(ellipse 700px 400px at 0% 100%, rgba(11,95,191,.08), transparent 60%);
}
.hero-inner{
  display:grid; grid-template-columns:1.1fr .9fr; gap:60px; align-items:center;
}
.eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  font-size:13px; font-weight:700; letter-spacing:.04em;
  color:var(--deep); background:#E7F4FF;
  padding:7px 14px; border-radius:999px; margin-bottom:20px;
}
.eyebrow::before{content:''; width:7px; height:7px; border-radius:50%; background:var(--sky);}
.hero h1{
  font-family:var(--font-display);
  font-size:clamp(34px, 4.6vw, 54px);
  line-height:1.08; font-weight:700; letter-spacing:-0.02em;
  margin-bottom:20px;
}
.hero h1 span{
  background:linear-gradient(135deg, var(--deep), var(--sky));
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
.hero p{font-size:17px; color:var(--grey); max-width:480px; margin-bottom:30px;}
.hero-ctas{display:flex; gap:14px; flex-wrap:wrap;}
.hero-visual{
  position:relative; background:var(--white); border-radius:24px;
  padding:36px; box-shadow:var(--shadow-lg); border:1px solid var(--line);
  display:flex; align-items:center; justify-content:center;
}
.hero-visual img{border-radius:14px;}
.trust-strip{
  display:flex; gap:36px; flex-wrap:wrap;
  margin-top:46px; padding-top:26px; border-top:1px solid var(--line);
}
.trust-item{display:flex; align-items:center; gap:10px; font-size:14px; font-weight:600; color:var(--grey);}
.trust-item svg{color:var(--deep); flex-shrink:0;}

/* ---------- Section shared ---------- */
.section{padding:70px 0;}
.section-head{text-align:center; max-width:600px; margin:0 auto 44px;}
.section-head .eyebrow{margin-bottom:14px;}
.section-head h2{
  font-family:var(--font-display); font-size:clamp(26px,3vw,36px);
  font-weight:700; letter-spacing:-.01em; margin-bottom:12px;
}
.section-head p{color:var(--grey); font-size:16px;}

/* ---------- Category / feature cards ---------- */
.grid-3{display:grid; grid-template-columns:repeat(3,1fr); gap:24px;}
.feature-card{
  background:var(--white); border:1px solid var(--line); border-radius:var(--radius);
  padding:28px; transition:transform .2s, box-shadow .2s;
}
.feature-card:hover{transform:translateY(-4px); box-shadow:var(--shadow);}
.feature-card .icon-wrap{
  width:48px; height:48px; border-radius:12px;
  background:linear-gradient(135deg,#E7F4FF,#D6EEFE);
  display:flex; align-items:center; justify-content:center; margin-bottom:18px;
  color:var(--deep);
}
.feature-card h3{font-size:17px; font-weight:700; margin-bottom:8px;}
.feature-card p{font-size:14.5px; color:var(--grey);}

/* ---------- Product card ---------- */
.product-grid{display:grid; grid-template-columns:repeat(auto-fill, minmax(260px,1fr)); gap:26px;}
.product-card{
  background:var(--white); border:1px solid var(--line); border-radius:var(--radius);
  overflow:hidden; display:flex; flex-direction:column;
  transition:transform .2s, box-shadow .2s;
}
.product-card:hover{transform:translateY(-4px); box-shadow:var(--shadow-lg);}
.product-media{
  aspect-ratio:1/1; background:linear-gradient(160deg,#EFF7FF,#DCEFFE);
  display:flex; align-items:center; justify-content:center; padding:30px; position:relative;
}
.badge{
  position:absolute; top:14px; left:14px;
  background:var(--deep); color:#fff; font-size:11.5px; font-weight:700;
  padding:5px 11px; border-radius:999px;
}
.product-body{padding:20px; display:flex; flex-direction:column; gap:10px; flex:1;}
.product-body h3{font-size:16px; font-weight:700;}
.product-body .desc{font-size:13.5px; color:var(--grey); flex:1;}
.price-row{display:flex; align-items:baseline; gap:8px;}
.price{font-family:var(--font-display); font-size:22px; font-weight:700; color:var(--deep-dark);}
.price-old{font-size:14px; color:var(--grey); text-decoration:line-through;}
.installments{font-size:12.5px; color:var(--success); font-weight:600;}

/* ---------- Product detail ---------- */
.pdp{display:grid; grid-template-columns:1fr 1fr; gap:56px; padding:56px 0;}
.pdp-gallery{
  background:var(--white); border:1px solid var(--line); border-radius:20px;
  padding:40px; display:flex; align-items:center; justify-content:center;
  box-shadow:var(--shadow);
}
.pdp-info h1{font-family:var(--font-display); font-size:30px; font-weight:700; margin-bottom:10px;}
.pdp-info .stock{color:var(--success); font-weight:700; font-size:13.5px; display:flex; align-items:center; gap:6px; margin-bottom:18px;}
.stock::before{content:''; width:8px; height:8px; border-radius:50%; background:var(--success);}
.pdp-price{font-family:var(--font-display); font-size:36px; font-weight:700; color:var(--deep-dark); margin-bottom:4px;}
.pdp-installments{color:var(--grey); font-size:14px; margin-bottom:24px;}
.qty-row{display:flex; align-items:center; gap:16px; margin-bottom:20px;}
.qty-control{
  display:flex; align-items:center; border:1.5px solid var(--line); border-radius:999px; overflow:hidden;
}
.qty-control button{width:38px; height:38px; font-size:18px; font-weight:700; color:var(--deep);}
.qty-control button:hover{background:var(--ice);}
.qty-control span{width:36px; text-align:center; font-weight:700;}
.pdp-actions{display:flex; gap:14px; margin-bottom:28px;}
.pdp-specs{border-top:1px solid var(--line); padding-top:22px;}
.pdp-specs h4{font-size:15px; margin-bottom:12px;}
.spec-row{display:flex; justify-content:space-between; padding:9px 0; border-bottom:1px dashed var(--line); font-size:14px;}
.spec-row span:first-child{color:var(--grey);}

/* ---------- Guide page ---------- */
.guide-hero{padding:50px 0 30px; text-align:center;}
.guide-hero .eyebrow{margin-bottom:16px;}
.guide-hero h1{font-family:var(--font-display); font-size:clamp(28px,4vw,42px); font-weight:700; max-width:760px; margin:0 auto 16px;}
.guide-hero p{color:var(--grey); font-size:16px; max-width:640px; margin:0 auto;}
.guide-layout{display:grid; grid-template-columns:240px 1fr; gap:48px; padding:40px 0 90px;}
.guide-toc{position:sticky; top:100px; align-self:start;}
.guide-toc h4{font-size:12.5px; text-transform:uppercase; letter-spacing:.06em; color:var(--grey); margin-bottom:14px;}
.guide-toc a{
  display:block; font-size:14px; padding:8px 0 8px 14px; border-left:2px solid var(--line);
  color:var(--grey); font-weight:600; transition:color .15s, border-color .15s;
}
.guide-toc a:hover, .guide-toc a.active{color:var(--deep); border-color:var(--deep);}
.step{
  background:var(--white); border:1px solid var(--line); border-radius:var(--radius);
  padding:32px; margin-bottom:26px; scroll-margin-top:100px;
}
.step-num{
  display:inline-flex; align-items:center; gap:8px;
  font-size:12.5px; font-weight:700; color:var(--deep);
  background:#E7F4FF; padding:6px 13px; border-radius:999px; margin-bottom:16px;
}
.step h2{font-family:var(--font-display); font-size:22px; font-weight:700; margin-bottom:14px;}
.step p{color:var(--graphite); margin-bottom:14px; font-size:15px;}
.step p.muted{color:var(--grey); font-size:14px;}
.step ol, .step ul.plain{padding-left:20px; margin-bottom:14px;}
.step ol li, .step ul.plain li{margin-bottom:8px; font-size:15px;}
.callout{
  background:var(--ice); border:1px solid var(--line); border-left:4px solid var(--sky);
  border-radius:10px; padding:16px 18px; margin:16px 0; font-size:14.5px;
}
.callout.tip{border-left-color:var(--success);}
.callout strong{display:block; margin-bottom:4px; color:var(--deep-dark);}
.step-table{width:100%; border-collapse:collapse; margin:14px 0; font-size:14px;}
.step-table th, .step-table td{padding:10px 12px; border:1px solid var(--line); text-align:left;}
.step-table th{background:var(--ice); font-weight:700;}
.led-states{display:grid; grid-template-columns:repeat(3,1fr); gap:12px; margin:16px 0;}
.led-state{border:1px solid var(--line); border-radius:10px; padding:14px; text-align:center;}
.led-dot{width:16px; height:16px; border-radius:50%; margin:0 auto 8px;}
.led-dot.blink{background:var(--sky); animation:blink 1.2s infinite;}
.led-dot.solid{background:var(--success);}
.led-dot.off{background:var(--line); border:1px solid var(--grey);}
@keyframes blink{50%{opacity:.25;}}

.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%; display:flex; justify-content:space-between; align-items:center;
  padding:18px 4px; font-weight:700; font-size:15px; text-align:left;
}
.faq-q .chev{transition:transform .2s; color:var(--deep);}
.faq-item.open .chev{transform:rotate(180deg);}
.faq-a{max-height:0; overflow:hidden; transition:max-height .25s ease; font-size:14.5px; color:var(--grey);}
.faq-item.open .faq-a{max-height:300px; padding-bottom:18px;}

/* ---------- Cart drawer ---------- */
.cart-overlay{
  position:fixed; inset:0; background:rgba(15,30,50,.35);
  opacity:0; pointer-events:none; transition:opacity .25s; z-index:200;
}
.cart-overlay.open{opacity:1; pointer-events:auto;}
.cart-drawer{
  position:fixed; top:0; right:0; height:100%; width:400px; max-width:92vw;
  background:var(--white); box-shadow:-10px 0 40px rgba(0,0,0,.12);
  transform:translateX(100%); transition:transform .3s ease; z-index:201;
  display:flex; flex-direction:column;
}
.cart-drawer.open{transform:translateX(0);}
.cart-head{display:flex; justify-content:space-between; align-items:center; padding:22px 24px; border-bottom:1px solid var(--line);}
.cart-head h3{font-family:var(--font-display); font-size:19px;}
.cart-close{width:34px; height:34px; border-radius:50%; background:var(--ice); display:flex; align-items:center; justify-content:center;}
.cart-items{flex:1; overflow-y:auto; padding:16px 24px;}
.cart-item{display:flex; gap:14px; padding:16px 0; border-bottom:1px solid var(--line);}
.cart-item img{width:64px; height:64px; object-fit:contain; background:var(--ice); border-radius:10px; padding:6px;}
.cart-item-info{flex:1;}
.cart-item-info h4{font-size:14px; font-weight:700; margin-bottom:4px;}
.cart-item-info .price{font-size:14px;}
.cart-item-remove{font-size:12.5px; color:var(--grey); text-decoration:underline; margin-top:6px; display:inline-block;}
.cart-empty{text-align:center; padding:60px 20px; color:var(--grey);}
.cart-foot{padding:22px 24px; border-top:1px solid var(--line);}
.cart-total-row{display:flex; justify-content:space-between; font-weight:700; font-size:17px; margin-bottom:16px;}

/* ---------- Footer ---------- */
.site-footer{background:var(--white); border-top:1px solid var(--line); margin-top:60px; padding:56px 0 26px;}
.footer-grid{display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:40px; margin-bottom:40px;}
.footer-brand img{height:36px; margin-bottom:14px;}
.footer-brand p{color:var(--grey); font-size:14px; max-width:280px;}
.footer-col h5{font-size:13px; text-transform:uppercase; letter-spacing:.05em; color:var(--grey); margin-bottom:16px;}
.footer-col a{display:block; font-size:14.5px; margin-bottom:11px; color:var(--graphite); font-weight:600;}
.footer-col a:hover{color:var(--deep);}
.footer-bottom{
  display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:12px;
  padding-top:22px; border-top:1px solid var(--line); font-size:13px; color:var(--grey);
}

/* ---------- Auth ---------- */
.auth-wrap{min-height:70vh; display:flex; align-items:center; justify-content:center; padding:60px 20px;}
.auth-card{
  background:var(--white); border:1px solid var(--line); border-radius:20px;
  padding:40px; width:100%; max-width:400px; box-shadow:var(--shadow);
}
.auth-card h1{font-family:var(--font-display); font-size:24px; margin-bottom:6px;}
.auth-card p.sub{color:var(--grey); font-size:14px; margin-bottom:26px;}
.field{margin-bottom:16px;}
.field label{display:block; font-size:13.5px; font-weight:700; margin-bottom:6px;}
.field input{
  width:100%; padding:12px 14px; border:1.5px solid var(--line); border-radius:10px;
  font-size:14.5px; font-family:inherit; transition:border-color .15s;
}
.field input:focus{outline:none; border-color:var(--sky);}
.auth-switch{text-align:center; font-size:14px; color:var(--grey); margin-top:20px;}
.auth-switch a{color:var(--deep); font-weight:700;}

/* ---------- Account dashboard ---------- */
.dash{display:grid; grid-template-columns:230px 1fr; gap:36px; padding:50px 0 90px;}
.dash-nav a{display:block; padding:11px 14px; border-radius:10px; font-weight:600; font-size:14.5px; color:var(--grey); margin-bottom:4px;}
.dash-nav a.active, .dash-nav a:hover{background:var(--ice); color:var(--deep);}
.order-card{background:var(--white); border:1px solid var(--line); border-radius:var(--radius); padding:22px; margin-bottom:16px;}
.order-head{display:flex; justify-content:space-between; align-items:flex-start; margin-bottom:14px; flex-wrap:wrap; gap:8px;}
.order-head h4{font-size:15px;}
.order-head .muted{font-size:13px; color:var(--grey);}
.status-pill{font-size:12px; font-weight:700; padding:5px 12px; border-radius:999px;}
.status-pill.pagado{background:#E4F7ED; color:var(--success);}
.status-pill.enviado{background:#E7F4FF; color:var(--deep);}
.status-pill.pendiente{background:#FFF6E0; color:var(--warn);}
.tracking-row{display:flex; gap:10px; align-items:center; font-size:13.5px; color:var(--grey); margin-top:10px;}
.tracking-row b{color:var(--graphite);}

/* ---------- Checkout ---------- */
.checkout-grid{display:grid; grid-template-columns:1.2fr .8fr; gap:44px; padding:50px 0 90px;}
.summary-card{background:var(--white); border:1px solid var(--line); border-radius:var(--radius); padding:26px; position:sticky; top:100px;}
.summary-line{display:flex; justify-content:space-between; font-size:14.5px; padding:9px 0; color:var(--grey);}
.summary-line.total{color:var(--graphite); font-weight:700; font-size:17px; border-top:1px solid var(--line); margin-top:10px; padding-top:16px;}
.mp-note{
  display:flex; gap:10px; align-items:flex-start; background:#EFF9FF; border:1px solid #CDEBFB;
  border-radius:10px; padding:14px; font-size:13px; color:var(--deep-dark); margin-top:16px;
}

/* ---------- Utilities ---------- */
.mobile-toggle{display:none;}
@media(max-width:960px){
  .hero-inner{grid-template-columns:1fr;}
  .grid-3{grid-template-columns:1fr 1fr;}
  .guide-layout{grid-template-columns:1fr;}
  .guide-toc{position:static; display:flex; gap:10px; overflow-x:auto; margin-bottom:20px;}
  .guide-toc a{border-left:none; border-bottom:2px solid var(--line); white-space:nowrap; padding:8px 4px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .pdp{grid-template-columns:1fr;}
  .checkout-grid{grid-template-columns:1fr;}
  .dash{grid-template-columns:1fr;}
  .main-nav{display:none;}
}
@media(max-width:600px){
  .grid-3{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .led-states{grid-template-columns:1fr;}
}