/* ION Energy SAS — Estilos compartidos */
:root {
  --orange: #E65C00; --orange-dark: #C44D00; --orange-light: #FF7A1A;
  --navy: #0A1628; --navy-mid: #0F2140; --navy-light: #1A3A5C;
  --blue-accent: #1E6DC8;
  --white: #FFFFFF;
  --gray-50: #F8FAFC; --gray-100: #F1F5F9; --gray-200: #E2E8F0;
  --gray-400: #94A3B8; --gray-600: #475569; --gray-800: #1E293B;
  --text: #0F172A;
  --radius: 8px; --radius-lg: 12px;
  --shadow: 0 4px 20px rgba(0,0,0,.08);
  --shadow-md: 0 8px 30px rgba(0,0,0,.12);
  --transition: all .25s ease;
  --max: 1240px;
}
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; }
body { font-family:'Inter',system-ui,sans-serif; color:var(--text); background:#fff; font-size:15px; line-height:1.6; }
img { max-width:100%; display:block; }
a { color:inherit; text-decoration:none; }
.container { max-width:var(--max); margin:0 auto; padding:0 24px; }

/* Buttons */
.btn { display:inline-flex; align-items:center; gap:8px; padding:12px 24px; border-radius:6px; font-weight:600; font-size:14px; cursor:pointer; border:none; transition:var(--transition); white-space:nowrap; }
.btn-orange { background:var(--orange); color:#fff; }
.btn-orange:hover { background:var(--orange-dark); transform:translateY(-1px); box-shadow:0 6px 20px rgba(230,92,0,.35); }
.btn-outline-white { background:transparent; color:#fff; border:2px solid rgba(255,255,255,.5); }
.btn-outline-white:hover { border-color:#fff; background:rgba(255,255,255,.08); }
.btn-outline-navy { background:transparent; color:var(--navy); border:2px solid var(--navy); border-radius:6px; padding:11px 24px; font-weight:600; font-size:14px; cursor:pointer; display:inline-flex; align-items:center; gap:8px; transition:var(--transition); }
.btn-outline-navy:hover { background:var(--navy); color:#fff; }
.btn-sm { padding:8px 16px; font-size:13px; }
.link-ver { font-size:12.5px; color:var(--orange); font-weight:600; border:1px solid rgba(230,92,0,.3); border-radius:20px; padding:4px 12px; transition:var(--transition); display:inline-block; }
.link-ver:hover { background:var(--orange); color:#fff; }

/* Section labels */
.section-label { font-size:12px; font-weight:700; letter-spacing:2px; text-transform:uppercase; color:var(--orange); margin-bottom:8px; }
.section-title { font-family:'Barlow',sans-serif; font-size:clamp(22px,3.5vw,32px); font-weight:800; color:var(--navy); line-height:1.15; }
.section-title span { color:var(--orange); }
.section-head { text-align:center; margin-bottom:40px; }

/* Top bar */
.topbar { background:var(--navy); color:rgba(255,255,255,.8); font-size:12.5px; padding:7px 0; }
.topbar-inner { display:flex; align-items:center; justify-content:space-between; gap:16px; }
.topbar-msg { color:rgba(255,255,255,.7); }
.topbar-msg span { color:#FFA040; font-weight:700; }
.topbar-contacts { display:flex; align-items:center; gap:20px; }
.topbar-contacts a { display:flex; align-items:center; gap:5px; color:rgba(255,255,255,.8); transition:color .2s; }
.topbar-contacts a:hover { color:#FFA040; }
.topbar-socials { display:flex; align-items:center; gap:10px; border-left:1px solid rgba(255,255,255,.15); padding-left:16px; }
.topbar-socials a { color:rgba(255,255,255,.6); display:flex; transition:color .2s; }
.topbar-socials a:hover { color:#FFA040; }

/* Header */
.header { background:#fff; border-bottom:1px solid var(--gray-200); position:sticky; top:0; z-index:200; box-shadow:0 2px 12px rgba(0,0,0,.06); }
.header-inner { display:flex; align-items:center; gap:24px; padding:14px 0; }
.logo { display:flex; align-items:center; gap:10px; flex-shrink:0; }
.logo-text .brand { font-family:'Barlow',sans-serif; font-size:22px; font-weight:800; color:var(--navy); letter-spacing:-.5px; }
.logo-text .brand em { color:var(--orange); font-style:normal; }
.logo-text .sub { font-size:9px; font-weight:600; letter-spacing:2px; color:var(--gray-400); text-transform:uppercase; }
.logo-icon { width:36px; height:36px; background:var(--orange); border-radius:8px; display:flex; align-items:center; justify-content:center; flex-shrink:0; }
nav { flex:1; }
.nav-list { display:flex; align-items:center; gap:4px; list-style:none; }
.nav-list a { padding:6px 10px; font-size:13.5px; font-weight:500; color:var(--gray-600); border-radius:6px; transition:var(--transition); display:flex; align-items:center; gap:4px; white-space:nowrap; }
.nav-list a:hover, .nav-list a.active { color:var(--navy); background:var(--gray-100); }
.nav-list a.active { font-weight:600; }
.nav-cta { display:flex; align-items:center; gap:10px; flex-shrink:0; }
.nav-portal { font-size:13px; font-weight:500; color:var(--gray-600); padding:6px 12px; border-radius:6px; border:1px solid var(--gray-200); transition:var(--transition); }
.nav-portal:hover { color:var(--navy); border-color:var(--gray-400); }
.hamburger { display:none; flex-direction:column; gap:4px; cursor:pointer; padding:4px; background:none; border:none; margin-left:auto; }
.hamburger span { width:22px; height:2px; background:var(--navy); border-radius:2px; display:block; transition:var(--transition); }

/* Inner hero (páginas internas — más compacto que el home) */
.inner-hero { background:linear-gradient(135deg, var(--navy) 0%, #0F2140 60%, #1A3A5C 100%); padding:56px 0 48px; position:relative; overflow:hidden; }
.inner-hero::before { content:''; position:absolute; top:-60px; right:-60px; width:300px; height:300px; border-radius:50%; background:rgba(230,92,0,.06); }
.inner-hero-content { position:relative; z-index:1; }
.inner-hero-badge { display:inline-flex; align-items:center; gap:6px; background:rgba(230,92,0,.15); border:1px solid rgba(230,92,0,.3); color:#FFA040; border-radius:20px; padding:5px 14px; font-size:12px; font-weight:600; letter-spacing:1px; text-transform:uppercase; margin-bottom:16px; }
.inner-hero h1 { font-family:'Barlow',sans-serif; font-size:clamp(26px,4vw,44px); font-weight:800; color:#fff; line-height:1.1; margin-bottom:14px; }
.inner-hero h1 em { color:var(--orange); font-style:normal; }
.inner-hero p { color:rgba(255,255,255,.7); font-size:clamp(14px,1.8vw,16px); max-width:560px; line-height:1.65; margin-bottom:24px; }
.breadcrumb { display:flex; align-items:center; gap:8px; font-size:12.5px; color:rgba(255,255,255,.4); margin-bottom:20px; }
.breadcrumb a { color:rgba(255,255,255,.5); }
.breadcrumb a:hover { color:#FFA040; }
.breadcrumb span { color:rgba(255,255,255,.25); }

/* Cards */
.card { background:#fff; border:1.5px solid var(--gray-200); border-radius:var(--radius-lg); overflow:hidden; transition:var(--transition); }
.card:hover { border-color:var(--orange); box-shadow:0 12px 30px rgba(230,92,0,.1); transform:translateY(-3px); }
.card-img { width:100%; aspect-ratio:16/9; object-fit:cover; }
.card-body { padding:18px 20px; }
.card-tag { font-size:11px; font-weight:700; color:var(--orange); text-transform:uppercase; letter-spacing:1px; margin-bottom:6px; }
.card-title { font-size:15px; font-weight:700; color:var(--navy); margin-bottom:8px; line-height:1.4; }
.card-text { font-size:13px; color:var(--gray-600); line-height:1.6; }

/* Grid helpers */
.grid-2 { display:grid; grid-template-columns:repeat(2,1fr); gap:24px; }
.grid-3 { display:grid; grid-template-columns:repeat(3,1fr); gap:24px; }
.grid-4 { display:grid; grid-template-columns:repeat(4,1fr); gap:20px; }
.grid-auto { display:grid; grid-template-columns:repeat(auto-fill,minmax(280px,1fr)); gap:24px; }

/* CTA band */
.cta-band { background:linear-gradient(135deg, var(--navy) 0%, #1A3A5C 100%); padding:56px 0; text-align:center; }
.cta-band h2 { font-family:'Barlow',sans-serif; font-size:clamp(22px,3vw,32px); font-weight:800; color:#fff; margin-bottom:12px; }
.cta-band p { color:rgba(255,255,255,.65); font-size:15px; margin-bottom:28px; max-width:480px; margin-inline:auto; }
.cta-actions { display:flex; gap:12px; justify-content:center; flex-wrap:wrap; }

/* Footer */
.footer { background:var(--navy); color:rgba(255,255,255,.7); padding:48px 0 24px; }
.footer-grid { display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr 1.2fr; gap:32px; margin-bottom:40px; }
.footer-logo .brand { font-family:'Barlow',sans-serif; font-size:20px; font-weight:800; color:#fff; margin-bottom:6px; }
.footer-logo .brand em { color:var(--orange); font-style:normal; }
.footer-logo p { font-size:12.5px; line-height:1.6; margin:10px 0 16px; }
.footer-socials { display:flex; gap:8px; }
.footer-social { width:32px; height:32px; background:rgba(255,255,255,.08); border-radius:6px; display:flex; align-items:center; justify-content:center; color:rgba(255,255,255,.6); transition:var(--transition); }
.footer-social:hover { background:var(--orange); color:#fff; }
.footer-col h4 { font-size:13px; font-weight:700; color:#fff; margin-bottom:14px; }
.footer-col ul { list-style:none; }
.footer-col li { margin-bottom:8px; }
.footer-col a { font-size:12.5px; color:rgba(255,255,255,.55); transition:color .2s; }
.footer-col a:hover { color:var(--orange); }
.newsletter-form { display:flex; gap:8px; margin-top:4px; }
.newsletter-form input { flex:1; background:rgba(255,255,255,.08); border:1px solid rgba(255,255,255,.15); border-radius:6px; padding:9px 12px; color:#fff; font-size:13px; outline:none; }
.newsletter-form input::placeholder { color:rgba(255,255,255,.35); }
.newsletter-form button { background:var(--orange); border:none; border-radius:6px; padding:9px 14px; color:#fff; cursor:pointer; display:flex; align-items:center; transition:var(--transition); }
.newsletter-form button:hover { background:var(--orange-dark); }
.footer-bottom { border-top:1px solid rgba(255,255,255,.08); padding-top:20px; display:flex; justify-content:space-between; align-items:center; }
.footer-bottom p { font-size:12px; color:rgba(255,255,255,.4); }

/* Responsive */
@media (max-width:768px) {
  .topbar-msg, .topbar-socials { display:none; }
  nav { display:none; }
  nav.open { display:block; position:absolute; top:100%; left:0; right:0; background:#fff; border-top:1px solid var(--gray-200); box-shadow:var(--shadow-md); padding:16px; z-index:300; }
  nav.open .nav-list { flex-direction:column; }
  .hamburger { display:flex; }
  .header-inner { flex-wrap:wrap; position:relative; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns:1fr; }
  .footer-grid { grid-template-columns:1fr 1fr; }
}
@media (max-width:480px) {
  .footer-grid { grid-template-columns:1fr; }
  .grid-2 { grid-template-columns:1fr; }
}