/* TuEnergyFácil — hoja de estilos compartida */
:root{
  --deep-teal:#005F63;--deep-teal-2:#00474a;--turquoise:#11B8B5;--aqua:#2FD3C9;
  --amber:#F7B500;--orange:#F57C00;--charcoal:#1F2937;--white:#fff;--soft:#F8FAFC;
  --border:#E5E7EB;--muted:#6B7280;--text:#374151;--radius:20px;
  --shadow:0 12px 30px rgba(31,41,55,.06);--shadow-lg:0 24px 60px rgba(0,95,99,.16);
  --font:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font);background:var(--soft);color:var(--charcoal);line-height:1.65;font-size:1rem}
img,svg{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
:focus-visible{outline:3px solid var(--turquoise);outline-offset:2px;border-radius:6px}
.container{width:min(1120px,92%);margin:0 auto}
.narrow{width:min(780px,92%);margin:0 auto}
.skip{position:absolute;left:-999px;top:8px;background:var(--charcoal);color:#fff;padding:10px 16px;border-radius:8px;z-index:100}
.skip:focus{left:8px}
.icon{width:1.25em;height:1.25em;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex:none}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* HEADER */
.site-header{background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:50}
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:8px 0}
.logo img{height:56px;width:auto;object-fit:contain}
.menu ul{list-style:none;display:flex;align-items:center;gap:4px}
.menu a,.menu .sub-btn{display:inline-flex;align-items:center;gap:6px;padding:10px 12px;border-radius:10px;font-weight:700;font-size:.95rem;color:var(--charcoal);background:none;border:0;cursor:pointer;font-family:inherit}
.menu a:hover,.menu .sub-btn:hover,.menu a[aria-current="page"]{color:var(--deep-teal);background:rgba(17,184,181,.1)}
.menu .nav-cta{background:var(--deep-teal);color:#fff;border-radius:999px;padding:11px 20px;margin-left:8px;white-space:nowrap}
.menu .nav-cta:hover{background:var(--deep-teal-2);color:#fff}
.has-sub{position:relative}
.menu .sub{position:absolute;top:100%;left:0;min-width:270px;background:#fff;border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow-lg);padding:8px;display:none;flex-direction:column;align-items:stretch;gap:2px}
.menu .sub li{width:100%}
.menu .sub a{width:100%}
.menu .has-sub:hover .sub,.menu .has-sub.open .sub,.menu .has-sub:focus-within .sub{display:flex}
.nav-toggle{display:none;background:none;border:1px solid var(--border);border-radius:12px;padding:10px;cursor:pointer;color:var(--charcoal)}
.nav-toggle .icon{width:24px;height:24px}

/* BUTTONS */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:15px 24px;border-radius:14px;font-weight:800;border:0;cursor:pointer;font-family:inherit;font-size:1rem;transition:.2s ease;text-align:center}
.btn-primary{background:var(--amber);color:var(--charcoal)}
.btn-primary:hover{filter:brightness(.95);transform:translateY(-1px)}
.btn-secondary{background:#fff;color:var(--deep-teal);border:1px solid var(--border)}
.btn-secondary:hover{border-color:var(--turquoise);transform:translateY(-1px)}
.btn-teal{background:var(--deep-teal);color:#fff}
.btn-teal:hover{background:var(--deep-teal-2)}

/* HERO */
.hero{padding:64px 0 56px;background:radial-gradient(circle at top left,rgba(47,211,201,.22),transparent 34%),linear-gradient(135deg,#ECFEFF 0%,#FEFCE8 100%)}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center}
.eyebrow{display:inline-flex;background:rgba(17,184,181,.15);color:var(--deep-teal);padding:7px 15px;border-radius:999px;font-weight:800;font-size:.9rem;margin-bottom:18px}
h1{font-size:clamp(2rem,4.2vw,3.1rem);line-height:1.1;letter-spacing:-.03em;margin-bottom:18px;color:var(--charcoal)}
.page-hero h1{font-size:clamp(1.9rem,3.6vw,2.7rem);max-width:900px}
.hero p.lead,.lead{font-size:1.15rem;color:var(--text);max-width:660px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin:26px 0 22px}
.trust-line{display:flex;gap:10px 22px;flex-wrap:wrap;color:var(--text);font-size:.95rem;list-style:none}
.trust-line li{display:flex;align-items:center;gap:8px}
.trust-line .icon{color:var(--turquoise)}
.hero-card{background:rgba(255,255,255,.92);border:1px solid #fff;border-radius:26px;padding:32px;box-shadow:var(--shadow-lg)}
.hero-card h2{font-size:1.45rem;line-height:1.25;margin-bottom:10px}
.hero-card p{color:var(--muted)}
.checklist{list-style:none;margin-top:16px}
.checklist li{padding:11px 0;border-bottom:1px solid var(--border);display:flex;gap:10px;color:var(--text)}
.checklist li:last-child{border-bottom:0}
.checklist .icon{color:var(--turquoise);margin-top:.2em}
.page-hero{padding:44px 0 40px}
.page-hero .lead{margin-top:4px}
.crumbs{font-size:.88rem;color:var(--muted);margin-bottom:16px}
.crumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:6px}
.crumbs li+li::before{content:"›";margin-right:6px}
.crumbs a:hover{color:var(--deep-teal);text-decoration:underline}

.inl{font-weight:800;color:var(--deep-teal);text-decoration:underline;text-underline-offset:3px}

/* SECTIONS */
section{padding:68px 0}
.bg-white{background:#fff}
.section-title{text-align:center;max-width:780px;margin:0 auto 42px}
.section-title h2,h2.h2{font-size:clamp(1.7rem,3vw,2.5rem);line-height:1.15;letter-spacing:-.03em;margin-bottom:12px}
.section-title p{color:var(--muted);font-size:1.08rem}
.grid{display:grid;gap:22px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);transition:.2s ease}
.bg-white .card{background:var(--soft)}
a.card:hover{transform:translateY(-3px);border-color:var(--turquoise);box-shadow:var(--shadow-lg)}
.card h3{font-size:1.2rem;margin-bottom:8px;line-height:1.3}
.card p{color:var(--muted)}
.card .more{display:inline-flex;align-items:center;gap:6px;margin-top:14px;font-weight:800;color:var(--deep-teal);font-size:.95rem}
.ico{width:48px;height:48px;border-radius:14px;background:rgba(17,184,181,.14);color:var(--deep-teal);display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.ico .icon{width:24px;height:24px}
.ico.amber{background:rgba(247,181,0,.2);color:#8a6400}
.number{width:44px;height:44px;display:flex;align-items:center;justify-content:center;background:rgba(17,184,181,.15);color:var(--deep-teal);border-radius:14px;font-weight:900;margin-bottom:16px}
.strip{background:#fff;border-bottom:1px solid var(--border);padding:22px 0}
.strip ul{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.strip li{display:flex;gap:10px;align-items:center;font-weight:700;font-size:.95rem}
.strip .icon{color:var(--turquoise);width:26px;height:26px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.pill{display:inline-block;background:rgba(247,181,0,.2);color:#7a5800;padding:4px 12px;border-radius:999px;font-weight:800;font-size:.8rem}
.compare{width:100%;border-collapse:collapse;background:#fff;border-radius:16px;overflow:hidden;border:1px solid var(--border);font-size:.95rem}
.compare th,.compare td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--border);vertical-align:top}
.compare th{background:var(--deep-teal);color:#fff}
.compare tr:last-child td{border-bottom:0}
.table-wrap{overflow-x:auto;border-radius:16px}

/* CTA BAND / FORM SECTION */
.cta-band{background:radial-gradient(circle at top right,rgba(247,181,0,.22),transparent 30%),linear-gradient(135deg,var(--deep-teal) 0%,#003f42 100%);color:#fff;padding:56px 0}
.cta-band .inner{display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap}
.cta-band h2{font-size:clamp(1.6rem,3vw,2.2rem);line-height:1.15;margin-bottom:8px;letter-spacing:-.02em}
.cta-band p{color:#D1FAE5;max-width:640px}
.form-section{background:radial-gradient(circle at top right,rgba(247,181,0,.22),transparent 28%),linear-gradient(135deg,var(--deep-teal) 0%,#003f42 100%);color:#fff}
.form-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:42px;align-items:start}
.form-copy h2{font-size:clamp(1.9rem,3.6vw,2.9rem);line-height:1.1;margin-bottom:16px;letter-spacing:-.03em}
.form-copy p{color:#D1FAE5;font-size:1.08rem;margin-bottom:18px}
.form-copy .note{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);padding:18px;border-radius:18px;color:#F8FAFC;font-size:.96rem}
.form-copy .steps-mini{list-style:none;margin:0 0 18px}
.form-copy .steps-mini li{display:flex;gap:10px;align-items:flex-start;padding:6px 0;color:#F0FDFA}
.form-copy .steps-mini .icon{color:var(--amber);margin-top:.25em}
form.lead-form{background:#fff;color:var(--charcoal);padding:32px;border-radius:26px;box-shadow:0 24px 60px rgba(0,0,0,.22)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
label{display:block;font-weight:800;margin-bottom:7px;font-size:.94rem}
input,select,textarea{width:100%;padding:13px 14px;border:1px solid #cfd5dd;border-radius:13px;font-size:1rem;font-family:inherit;background:#fff;color:var(--charcoal)}
input:focus,select:focus,textarea:focus{outline:2px solid rgba(47,211,201,.55);border-color:var(--turquoise)}
input:user-invalid,select:user-invalid{border-color:#dc2626}
.field{margin-bottom:17px}
textarea{min-height:96px;resize:vertical}
.file-help{font-size:.85rem;color:var(--muted);margin-top:6px}
.legal{display:flex;align-items:flex-start;gap:10px;font-size:.88rem;color:var(--muted);margin:12px 0 20px;font-weight:400}
.legal input{width:auto;margin-top:4px}
.legal a{color:var(--deep-teal);text-decoration:underline}
.submit-btn{width:100%}
.small-print{font-size:.8rem;color:var(--muted);margin-top:12px;text-align:center}
.form-msg{display:none;background:#FEF2F2;color:#991B1B;border:1px solid #FECACA;border-radius:12px;padding:12px 14px;margin-bottom:14px;font-size:.92rem}

/* FAQ */
.faq{max-width:860px;margin:0 auto;display:grid;gap:12px}
.faq details{background:#fff;border:1px solid var(--border);border-radius:16px;padding:0;box-shadow:var(--shadow)}
.bg-white .faq details{background:var(--soft)}
.faq summary{cursor:pointer;list-style:none;padding:20px 24px;font-weight:800;font-size:1.05rem;display:flex;justify-content:space-between;gap:16px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:1.5rem;line-height:1;color:var(--deep-teal);font-weight:400;flex:none}
.faq details[open] summary::after{content:"–"}
.faq .answer{padding:0 24px 22px;color:var(--text)}
.faq .answer p+p{margin-top:10px}

/* PROSE (guías y páginas de servicio) */
.prose{font-size:1.06rem;color:var(--text)}
.prose h2{font-size:clamp(1.5rem,2.6vw,2rem);line-height:1.2;letter-spacing:-.02em;margin:44px 0 14px;color:var(--charcoal)}
.prose h3{font-size:1.25rem;margin:28px 0 10px;color:var(--charcoal)}
.prose p{margin-bottom:16px}
.prose ul,.prose ol{margin:0 0 18px 1.3rem}
.prose li{margin-bottom:8px}
.prose a{color:var(--deep-teal);text-decoration:underline;text-underline-offset:3px;font-weight:600}
.prose strong{color:var(--charcoal)}
.prose .table-wrap{margin:20px 0 26px}
.callout{background:#ECFEFF;border:1px solid #A5F3FC;border-left:5px solid var(--turquoise);border-radius:14px;padding:18px 20px;margin:24px 0;color:#0f4c50}
.callout.amber{background:#FFFBEB;border-color:#FDE68A;border-left-color:var(--amber);color:#5b4300}
.callout p:last-child{margin-bottom:0}
.article-meta{color:var(--muted);font-size:.92rem;display:flex;gap:16px;flex-wrap:wrap;margin-top:14px}
.toc{background:#fff;border:1px solid var(--border);border-radius:16px;padding:20px 24px;margin:26px 0}
.toc strong{display:block;margin-bottom:8px}
.toc ol{margin:0 0 0 1.2rem}
.toc a{text-decoration:none;font-weight:600}
.inline-cta{background:linear-gradient(135deg,var(--deep-teal),#003f42);color:#fff;border-radius:22px;padding:28px;margin:36px 0}
.inline-cta h3{color:#fff;margin:0 0 8px;font-size:1.35rem}
.inline-cta p{color:#D1FAE5;margin-bottom:16px}
.disclaimer{font-size:.9rem;color:var(--muted);margin-top:30px;border-top:1px solid var(--border);padding-top:16px}
.two-col{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:44px;align-items:start}
.two-col>*{min-width:0}
.aside-card{position:sticky;top:96px;background:#fff;border:1px solid var(--border);border-radius:20px;padding:24px;box-shadow:var(--shadow)}
.aside-card h2{font-size:1.2rem;margin-bottom:8px;line-height:1.25}
.aside-card p{color:var(--muted);font-size:.95rem;margin-bottom:14px}
.aside-card .btn{width:100%}
.aside-card ul{list-style:none;margin:0 0 16px}
.aside-card li{font-size:.92rem;padding:6px 0;display:flex;gap:8px;color:var(--text)}
.aside-card .icon{color:var(--turquoise);margin-top:.2em}

/* HERRAMIENTAS */
.tool{background:#fff;border:1px solid var(--border);border-radius:24px;padding:30px;box-shadow:var(--shadow)}
.tool h2{font-size:1.5rem;margin-bottom:8px}
.tool .hint{color:var(--muted);margin-bottom:18px}
.opts{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:18px}
.opt{display:flex;align-items:center;gap:10px;border:1px solid var(--border);border-radius:14px;padding:12px 14px;font-weight:600;font-size:.95rem;margin:0;cursor:pointer;background:var(--soft)}
.opt input{width:auto}
.opt small{color:var(--muted);font-weight:400;margin-left:auto;white-space:nowrap}
.result{margin-top:20px;background:#ECFEFF;border:1px solid #A5F3FC;border-radius:18px;padding:20px 22px;display:none}
.result.show{display:block}
.result .big{font-size:2.2rem;font-weight:900;color:var(--deep-teal);line-height:1.1;letter-spacing:-.02em}
.result p{color:#0f4c50;margin-top:6px}

/* FOOTER */
footer.site-footer{background:var(--charcoal);color:#D1D5DB;padding:54px 0 26px;font-size:.94rem}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr 1fr;gap:34px}
.foot-grid h2{color:#fff;font-size:1rem;margin-bottom:12px}
.foot-grid ul{list-style:none}
.foot-grid li{margin-bottom:8px}
.foot-grid a:hover{color:#fff;text-decoration:underline}
.foot-group li{margin-bottom:14px}
.foot-group a{display:block}
.foot-group-desc{display:block;font-size:.82rem;color:#9CA3AF;margin-top:2px}
.foot-logo img{height:64px;width:auto;margin-bottom:14px}
.foot-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:34px;padding-top:20px;font-size:.85rem;color:#9CA3AF;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
footer strong{color:#fff}

/* RESPONSIVE */
@media (max-width:980px){
  .g4{grid-template-columns:repeat(2,1fr)}
  .strip ul{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
  .two-col{grid-template-columns:minmax(0,1fr)}
  .aside-card{position:static}
}
@media (max-width:880px){
  .nav-toggle{display:inline-flex}
  .menu{display:none;position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--border);padding:12px 4%;box-shadow:0 20px 30px rgba(0,0,0,.08);max-height:calc(100vh - 72px);overflow-y:auto}
  .menu.open{display:block}
  .menu ul{flex-direction:column;align-items:stretch;gap:2px}
  .menu a,.menu .sub-btn{width:100%;justify-content:space-between;padding:13px 12px}
  .menu .nav-cta{margin:8px 0 0;justify-content:center}
  .menu .sub{position:static;display:none;box-shadow:none;border:0;padding:0 0 0 12px;min-width:0}
  .menu .has-sub:hover .sub,.menu .has-sub:focus-within .sub{display:none}
  .menu .has-sub.open .sub{display:flex}
  .menu .sub a{justify-content:flex-start}
  .hero-grid,.form-grid,.g2,.g3,.split{grid-template-columns:1fr}
  .hero{padding:40px 0}
  .form-row{grid-template-columns:1fr;gap:0}
  section{padding:52px 0}
  form.lead-form{padding:24px}
  .opts{grid-template-columns:1fr}
  .logo img{height:48px}
}
@media (max-width:560px){
  .g4,.strip ul,.foot-grid{grid-template-columns:1fr}
  .hero-actions .btn{width:100%}
  h1,.page-hero h1{font-size:clamp(1.75rem,8vw,2.3rem)}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
@media print{.site-header,.cta-band,.form-section,footer,.inline-cta,.aside-card{display:none}}