@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;600;700&family=Source+Serif+4:ital,opsz,wght@0,8..60,300;0,8..60,400;0,8..60,600;1,8..60,400&display=swap');

:root {
  --azul:       #1a3a6b;
  --azul-m:     #2952a3;
  --azul-cl:    #e8eef8;
  --naranja:    #e85d04;
  --naranja-bg: #fff3ec;
  --verde:      #15803d;
  --verde-bg:   #f0fdf4;
  --gris-bg:    #f7f8fa;
  --gris-b:     #e2e6ed;
  --gris-txt:   #5a6478;
  --texto:      #1a2333;
  --blanco:     #ffffff;
  --radio:      10px;
  --sombra:     0 2px 12px rgba(26,58,107,.08);
  --sombra-md:  0 4px 24px rgba(26,58,107,.13);
  --fd: 'Outfit', sans-serif;
  --fb: 'Source Serif 4', Georgia, serif;
  --max: 1180px;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--fb);font-size:17px;color:var(--texto);background:var(--blanco);line-height:1.7;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{font-family:var(--fd);font-weight:700;line-height:1.2;color:var(--azul)}
h1{font-size:clamp(1.9rem,4vw,2.8rem)}
h2{font-size:clamp(1.4rem,3vw,2rem)}
h3{font-size:1.2rem;font-weight:600}
p{margin-bottom:1rem}
a{color:var(--azul-m);text-decoration:none}
a:hover{text-decoration:underline}
.contenedor{max-width:var(--max);margin:0 auto;padding:0 24px}

/* Header */
.header{background:var(--azul);position:sticky;top:0;z-index:100;box-shadow:0 2px 12px rgba(0,0,0,.2)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{font-family:var(--fd);font-size:1.35rem;font-weight:700;color:#fff;letter-spacing:-.4px}
.logo span{color:var(--naranja)}
.nav{display:flex;gap:4px;align-items:center}
.nav a{font-family:var(--fd);font-size:.88rem;font-weight:500;color:rgba(255,255,255,.85);padding:7px 13px;border-radius:6px;transition:background .15s,color .15s}
.nav a:hover,.nav a.activo{background:rgba(255,255,255,.12);color:#fff;text-decoration:none}
.nav-cta{background:var(--naranja)!important;color:#fff!important}
.nav-cta:hover{background:#c44d00!important}
.hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:8px;background:none;border:none}
.hamburger span{display:block;width:22px;height:2px;background:#fff;border-radius:2px}

/* Alerta CURP */
.alerta-curp{background:#fffbeb;border-left:4px solid var(--naranja);padding:10px 20px;font-family:var(--fd);font-size:.86rem;color:#78350f;display:flex;align-items:center;gap:10px}
.alerta-curp a{color:var(--naranja);font-weight:600}

/* Hero home */
.hero{background:linear-gradient(135deg,var(--azul) 0%,#2952a3 100%);color:#fff;padding:70px 0 78px;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;top:-60px;right:-80px;width:380px;height:380px;background:rgba(255,255,255,.04);border-radius:50%}
.hero::after{content:'';position:absolute;bottom:-80px;left:-60px;width:280px;height:280px;background:rgba(255,255,255,.03);border-radius:50%}
.hero-inner{position:relative;z-index:1;max-width:700px}
.hero-badge{display:inline-block;background:rgba(255,255,255,.15);color:#fff;font-family:var(--fd);font-size:.78rem;font-weight:600;padding:5px 14px;border-radius:99px;margin-bottom:18px;border:1px solid rgba(255,255,255,.2)}
.hero h1{color:#fff;margin-bottom:16px}
.hero p{color:rgba(255,255,255,.88);font-size:1.05rem;margin-bottom:28px;max-width:560px}
.hero-btns{display:flex;gap:12px;flex-wrap:wrap}
.btn-pri{display:inline-flex;align-items:center;gap:8px;background:var(--naranja);color:#fff;font-family:var(--fd);font-weight:600;font-size:.93rem;padding:12px 24px;border-radius:var(--radio);transition:background .15s,transform .12s}
.btn-pri:hover{background:#c44d00;transform:translateY(-1px);text-decoration:none}
.btn-sec{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.15);color:#fff;font-family:var(--fd);font-weight:600;font-size:.93rem;padding:12px 24px;border-radius:var(--radio);border:1px solid rgba(255,255,255,.3);transition:background .15s}
.btn-sec:hover{background:rgba(255,255,255,.25);text-decoration:none}

/* Hero interno */
.hero-int{background:var(--azul);color:#fff;padding:32px 0}
.hero-int h1{color:#fff;font-size:clamp(1.4rem,3vw,1.9rem);margin-bottom:8px}
.hero-int p{color:rgba(255,255,255,.82);font-size:.96rem;margin:0}
.hero-int .meta{display:flex;gap:14px;flex-wrap:wrap;margin-top:11px;font-family:var(--fd);font-size:.78rem;color:rgba(255,255,255,.66)}
.breadcrumb{padding:10px 0 0;font-family:var(--fd);font-size:.78rem;color:rgba(255,255,255,.6)}
.breadcrumb a{color:rgba(255,255,255,.75)}
.breadcrumb span{margin:0 5px}

/* Secciones */
.seccion{padding:66px 0}
.seccion-gris{background:var(--gris-bg)}
.sec-tit{text-align:center;margin-bottom:42px}
.sec-tit p{color:var(--gris-txt);font-size:.98rem;max-width:520px;margin:10px auto 0}

/* Grids */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.tarjeta{background:var(--blanco);border:1px solid var(--gris-b);border-radius:12px;padding:22px;transition:box-shadow .2s,transform .2s}
.tarjeta:hover{box-shadow:var(--sombra-md);transform:translateY(-2px)}
.t-ico{width:42px;height:42px;border-radius:9px;display:flex;align-items:center;justify-content:center;font-size:1.2rem;margin-bottom:12px}
.ic-az{background:var(--azul-cl);color:var(--azul)}
.ic-nr{background:var(--naranja-bg);color:var(--naranja)}
.ic-vd{background:var(--verde-bg);color:var(--verde)}
.tarjeta h3{font-size:1rem;margin-bottom:7px}
.tarjeta p{font-size:.87rem;color:var(--gris-txt);margin:0 0 11px}
.ver-mas{font-family:var(--fd);font-size:.82rem;font-weight:600;color:var(--azul-m)}

/* Artículo */
.art-layout{display:grid;grid-template-columns:1fr 295px;gap:38px;align-items:start;padding:42px 0 66px}
.art-body h2{font-size:1.38rem;margin:30px 0 12px;padding-bottom:7px;border-bottom:2px solid var(--azul-cl)}
.art-body h3{font-size:1.03rem;margin:20px 0 8px}
.art-body ul,.art-body ol{padding-left:20px;margin-bottom:1rem}
.art-body li{margin-bottom:.44rem}
.al-info{background:var(--azul-cl);border-left:4px solid var(--azul-m);padding:13px 17px;border-radius:0 var(--radio) var(--radio) 0;margin:16px 0;font-size:.92rem}
.al-ok{background:var(--verde-bg);border-left:4px solid var(--verde);padding:13px 17px;border-radius:0 var(--radio) var(--radio) 0;margin:16px 0;font-size:.92rem}
.al-ojo{background:var(--naranja-bg);border-left:4px solid var(--naranja);padding:13px 17px;border-radius:0 var(--radio) var(--radio) 0;margin:16px 0;font-size:.92rem}

/* Pasos */
.paso{display:flex;gap:13px;margin-bottom:14px;padding:15px;background:var(--gris-bg);border-radius:var(--radio)}
.paso-n{flex-shrink:0;width:32px;height:32px;background:var(--azul);color:#fff;font-family:var(--fd);font-weight:700;font-size:.9rem;border-radius:50%;display:flex;align-items:center;justify-content:center}
.paso-c h4{font-family:var(--fd);font-weight:600;font-size:.95rem;color:var(--azul);margin-bottom:4px}
.paso-c p{font-size:.88rem;color:var(--gris-txt);margin:0}

/* Sidebar */
.sb-card{background:var(--blanco);border:1px solid var(--gris-b);border-radius:12px;padding:19px;margin-bottom:16px}
.sb-card h4{font-family:var(--fd);font-size:.92rem;font-weight:700;color:var(--azul);margin-bottom:11px}
.sb-links{list-style:none}
.sb-links li{border-bottom:1px solid var(--gris-b)}
.sb-links li:last-child{border-bottom:none}
.sb-links a{display:flex;justify-content:space-between;align-items:center;padding:8px 0;font-family:var(--fd);font-size:.83rem;font-weight:500;color:var(--azul-m)}
.sb-links a:hover{color:var(--naranja);text-decoration:none}
.banner-calc{background:linear-gradient(135deg,#0a7c5c,#0d9b74);color:#fff;border-radius:12px;padding:19px;text-align:center}
.banner-calc h4{color:#fff;font-size:.92rem;margin-bottom:6px}
.banner-calc p{font-size:.81rem;color:rgba(255,255,255,.88);margin-bottom:11px}
.banner-calc a{display:inline-block;background:#fff;color:#0a7c5c;font-family:var(--fd);font-weight:700;font-size:.81rem;padding:7px 15px;border-radius:6px}

/* Generador */
.gen-layout{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:start;padding:42px 0 66px}
.gen-form{background:var(--blanco);border:1px solid var(--gris-b);border-radius:14px;padding:26px}
.gen-form h2{font-size:1.08rem;margin-bottom:17px}
.gen-prev{position:sticky;top:78px}
.gen-prev-doc{background:#fff;border:1px solid var(--gris-b);border-radius:12px;padding:28px 32px;font-family:'Courier New',monospace;font-size:.85rem;line-height:1.88;min-height:450px;box-shadow:var(--sombra-md)}
.prev-hdr{display:flex;justify-content:space-between;align-items:center;margin-bottom:13px}
.prev-hdr h3{font-size:.95rem;color:var(--azul)}
.fg{margin-bottom:14px}
.fg label{display:block;font-family:var(--fd);font-size:.83rem;font-weight:600;color:var(--azul);margin-bottom:4px}
.fg input,.fg select,.fg textarea{width:100%;padding:8px 12px;border:1px solid var(--gris-b);border-radius:var(--radio);font-family:var(--fb);font-size:.91rem;color:var(--texto);background:var(--blanco);transition:border-color .15s,box-shadow .15s}
.fg input:focus,.fg select:focus,.fg textarea:focus{outline:none;border-color:var(--azul-m);box-shadow:0 0 0 3px rgba(41,82,163,.1)}
.fg textarea{resize:vertical;min-height:76px}
.fg-opts{background:var(--gris-bg);border-radius:var(--radio);padding:13px;margin-bottom:14px}
.fg-opts p{font-family:var(--fd);font-size:.83rem;font-weight:600;color:var(--azul);margin-bottom:8px}
.fg-opts label{display:flex;align-items:center;gap:6px;font-family:var(--fd);font-size:.83rem;cursor:pointer;margin-bottom:6px}
.fg-opts label:last-child{margin-bottom:0}
.form-acc{display:flex;gap:8px;flex-wrap:wrap;margin-top:18px}
.btn-g{font-family:var(--fd);font-weight:600;font-size:.86rem;padding:9px 17px;border-radius:var(--radio);border:none;cursor:pointer;transition:background .15s,transform .12s}
.btn-g:hover{transform:translateY(-1px)}
.btn-az{background:var(--azul);color:#fff}.btn-az:hover{background:#142f58}
.btn-vd{background:var(--verde);color:#fff}.btn-vd:hover{background:#116430}
.btn-gr{background:var(--gris-b);color:var(--texto)}.btn-gr:hover{background:#d0d5de}
#msg-ok{display:none;color:var(--verde);font-size:.8rem;margin-top:6px;font-family:var(--fd)}

/* Tabla */
table{width:100%;border-collapse:collapse;margin:16px 0;font-size:.9rem}
th{background:var(--azul);color:#fff;font-family:var(--fd);font-weight:600;padding:9px 13px;text-align:left}
td{padding:9px 13px;border-bottom:1px solid var(--gris-b)}
tr:nth-child(even) td{background:var(--gris-bg)}

/* FAQ */
.faq-item{border-bottom:1px solid var(--gris-b)}
.faq-q{width:100%;text-align:left;background:none;border:none;padding:15px 0;font-family:var(--fd);font-size:.95rem;font-weight:600;color:var(--azul);cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:13px}
.faq-q:hover{color:var(--naranja)}
.faq-ico{flex-shrink:0;font-size:1.1rem;transition:transform .2s}
.faq-r{display:none;padding:0 0 15px;font-size:.91rem;color:var(--gris-txt);line-height:1.7}
.faq-r.open{display:block}
.faq-ico.rot{transform:rotate(45deg)}

/* AdSense */
.adsense{background:var(--gris-bg);border:1px dashed var(--gris-b);border-radius:var(--radio);padding:18px;text-align:center;font-family:var(--fd);font-size:.76rem;color:#aab;margin:20px 0;min-height:88px;display:flex;align-items:center;justify-content:center}

/* Banner CalculaMX grande */
.bcalc{background:linear-gradient(135deg,#0a7c5c,#0d9b74);border-radius:14px;padding:34px;display:grid;grid-template-columns:1fr auto;gap:20px;align-items:center}
.bcalc h2{color:#fff;font-size:1.45rem;margin-bottom:7px}
.bcalc p{color:rgba(255,255,255,.88);margin:0;font-size:.96rem}
.bcalc a{display:inline-block;background:#fff;color:#0a7c5c;font-family:var(--fd);font-weight:700;font-size:.96rem;padding:12px 24px;border-radius:9px;white-space:nowrap}
.bcalc-sub{color:rgba(255,255,255,.66);font-size:.77rem;margin-top:7px;font-family:var(--fd);text-align:center}

/* Footer */
.footer{background:var(--azul);color:rgba(255,255,255,.75);padding:44px 0 24px;margin-top:54px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:28px;margin-bottom:30px}
.footer-marca p{font-size:.84rem;line-height:1.6;margin-top:8px;color:rgba(255,255,255,.6)}
.footer h4{font-family:var(--fd);font-size:.86rem;font-weight:700;color:#fff;margin-bottom:11px}
.footer ul{list-style:none}
.footer ul li{margin-bottom:6px}
.footer ul a{font-size:.82rem;color:rgba(255,255,255,.66)}
.footer ul a:hover{color:#fff;text-decoration:none}
.footer-bot{border-top:1px solid rgba(255,255,255,.1);padding-top:18px;display:flex;justify-content:space-between;align-items:center;font-size:.77rem;flex-wrap:wrap;gap:8px}
.footer-bot a{color:rgba(255,255,255,.6)}

/* Print */
@media print{
  .header,.alerta-curp,.hero-int,.gen-form,.sidebar,.footer,.adsense,.form-acc,.prev-hdr button,.nav-cta,.bcalc{display:none!important}
  .gen-layout,.art-layout{display:block}
  .gen-prev,.gen-prev-doc{position:static;border:none;box-shadow:none;padding:0;font-size:11pt}
  body{margin:2cm}
}

/* Responsive */
@media(max-width:900px){
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
  .art-layout,.gen-layout{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .gen-prev{position:static}
  .bcalc{grid-template-columns:1fr}
}
@media(max-width:600px){
  .grid-3,.grid-2,.grid-4{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hamburger{display:flex}
  .nav{display:none;position:absolute;top:64px;left:0;right:0;background:var(--azul);flex-direction:column;padding:13px;gap:3px;box-shadow:0 4px 20px rgba(0,0,0,.2)}
  .nav.open{display:flex}
  .nav a{padding:10px 13px}
  .hero-btns{flex-direction:column}
  .btn-pri,.btn-sec{justify-content:center}
}