/* ===========================================================
   AUDITORÍAS AIRE COMPRIMIDO - IBÉRICA DE COMPRESORES
   Stylesheet principal · Diseño industrial premium B2B
   =========================================================== */

/* ---------- 1. TOKENS / VARIABLES ---------- */
:root{
  /* Colores corporativos */
  --c-primary:#2B3138;      /* Gris industrial oscuro */
  --c-primary-2:#1A1E22;
  --c-text:#5A5E62;         /* Gris cuerpo */
  --c-text-dark:#2B3138;
  --c-muted:#8A8E92;
  --c-accent:#FFCB00;       /* Amarillo corporativo */
  --c-accent-2:#E5B500;
  --c-line:#E5E7EA;
  --c-line-2:#D1D5DA;
  --c-bg:#FFFFFF;
  --c-bg-alt:#F5F6F8;
  --c-bg-dark:#1A1E22;
  --c-success:#16A34A;
  --c-danger:#DC2626;

  /* Tipografía */
  --f-display:'Saira',ui-sans-serif,system-ui,sans-serif;
  --f-body:'IBM Plex Sans',ui-sans-serif,system-ui,sans-serif;
  --f-mono:'JetBrains Mono',ui-monospace,monospace;

  /* Espaciado */
  --container:1240px;
  --gutter:24px;
  --radius:4px;
  --radius-lg:8px;

  /* Sombras */
  --shadow-sm:0 1px 2px rgba(20,24,30,.06);
  --shadow:0 6px 24px -8px rgba(20,24,30,.12),0 2px 6px rgba(20,24,30,.06);
  --shadow-lg:0 24px 60px -20px rgba(20,24,30,.25);

  /* Transiciones */
  --t:.25s cubic-bezier(.4,0,.2,1);
}

/* ---------- 2. RESET ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;text-rendering:optimizeLegibility}
body{margin:0;font-family:var(--f-body);font-size:16px;line-height:1.6;color:var(--c-text);background:#fff;-webkit-font-smoothing:antialiased}
img,svg,video{max-width:100%;height:auto;display:block}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
a{color:inherit;text-decoration:none;transition:color var(--t)}
input,textarea,select{font:inherit;color:inherit}
ul,ol{padding-left:1.2em;margin:0 0 1em}
table{border-collapse:collapse;width:100%}

h1,h2,h3,h4,h5,h6{font-family:var(--f-display);color:var(--c-text-dark);font-weight:700;line-height:1.15;letter-spacing:-.01em;margin:0 0 .6em}
h1{font-size:clamp(2rem,4.4vw,3.6rem);font-weight:800;letter-spacing:-.02em}
h2{font-size:clamp(1.6rem,3vw,2.4rem)}
h3{font-size:clamp(1.25rem,2vw,1.55rem)}
h4{font-size:1.15rem}
p{margin:0 0 1em}
strong{color:var(--c-text-dark);font-weight:600}

/* ---------- 3. LAYOUT ---------- */
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 var(--gutter)}
.section{padding:88px 0;position:relative}
.section--alt{background:var(--c-bg-alt)}
.section--dark{background:var(--c-bg-dark);color:#cfd2d6}
.section--dark h1,.section--dark h2,.section--dark h3,.section--dark h4{color:#fff}
.section--tight{padding:56px 0}
.grid{display:grid;gap:24px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
@media(max-width:960px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}

/* Eyebrow / pre-titulares */
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:var(--f-mono);font-size:.78rem;font-weight:500;letter-spacing:.12em;text-transform:uppercase;color:var(--c-accent-2);margin-bottom:18px}
.eyebrow::before{content:"";width:28px;height:2px;background:var(--c-accent);display:inline-block}
.section--dark .eyebrow{color:var(--c-accent)}

/* ---------- 4. BOTONES ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:14px 26px;font-family:var(--f-display);font-weight:600;font-size:.95rem;letter-spacing:.02em;text-transform:uppercase;border-radius:var(--radius);cursor:pointer;transition:all var(--t);border:2px solid transparent;line-height:1}
.btn--primary{background:var(--c-accent);color:var(--c-primary)}
.btn--primary:hover{background:var(--c-primary);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow)}
.btn--dark{background:var(--c-primary);color:#fff}
.btn--dark:hover{background:var(--c-accent);color:var(--c-primary);transform:translateY(-2px)}
.btn--outline{background:transparent;color:var(--c-primary);border-color:var(--c-primary)}
.btn--outline:hover{background:var(--c-primary);color:#fff}
.btn--ghost{padding:8px 0;color:var(--c-text-dark);font-size:.9rem}
.btn--ghost:hover{color:var(--c-accent-2)}
.btn .arrow{transition:transform var(--t)}
.btn:hover .arrow{transform:translateX(4px)}

/* ---------- 5. HEADER ---------- */
.topbar{background:var(--c-primary-2);color:#cfd2d6;font-size:.82rem;padding:8px 0;font-family:var(--f-mono)}
.topbar-inner{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}
.topbar a{color:#fff;display:inline-flex;align-items:center;gap:6px}
.topbar a:hover{color:var(--c-accent)}
.topbar .sep{color:#4a4f54;margin:0 8px}

.site-header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--c-line);transition:box-shadow var(--t)}
.site-header.is-scrolled{box-shadow:var(--shadow-sm)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:16px 0}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand img,.brand svg{height:44px;width:auto}
.brand-text{font-family:var(--f-display);font-weight:800;color:var(--c-primary);line-height:1.05;letter-spacing:-.01em}
.brand-text small{display:block;font-size:.62rem;font-weight:500;color:var(--c-text);text-transform:uppercase;letter-spacing:.12em;margin-top:2px}

.main-nav{display:flex;align-items:center;gap:4px}
.main-nav>li{position:relative;list-style:none}
.main-nav ul{list-style:none;padding:0;margin:0}
.main-nav a{display:block;padding:12px 14px;font-family:var(--f-display);font-weight:500;font-size:.95rem;color:var(--c-text-dark);position:relative}
.main-nav>li>a:hover,.main-nav>li.is-active>a{color:var(--c-accent-2)}
.main-nav>li>a::after{content:"";position:absolute;left:14px;right:14px;bottom:6px;height:2px;background:var(--c-accent);transform:scaleX(0);transform-origin:left;transition:transform var(--t)}
.main-nav>li:hover>a::after,.main-nav>li.is-active>a::after{transform:scaleX(1)}
.has-sub>a::before{content:"";width:6px;height:6px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg);display:inline-block;margin-right:8px;vertical-align:middle;opacity:.5}
.submenu{position:absolute;top:100%;left:0;min-width:280px;background:#fff;border:1px solid var(--c-line);box-shadow:var(--shadow);opacity:0;visibility:hidden;transform:translateY(8px);transition:all var(--t);padding:8px 0}
.has-sub:hover .submenu{opacity:1;visibility:visible;transform:translateY(0)}
.submenu a{padding:10px 18px;font-size:.9rem;border-left:2px solid transparent}
.submenu a:hover{background:var(--c-bg-alt);border-left-color:var(--c-accent);color:var(--c-text-dark)}

.header-cta{display:flex;align-items:center;gap:14px;flex-shrink:0}
.header-phone{display:flex;align-items:center;gap:10px;font-family:var(--f-display);font-weight:600;color:var(--c-text-dark)}
.header-phone .ico{width:38px;height:38px;display:grid;place-items:center;background:var(--c-bg-alt);border-radius:50%;color:var(--c-accent-2)}
.header-phone strong{display:block;font-size:1.1rem;letter-spacing:.02em}
.header-phone small{display:block;font-size:.7rem;color:var(--c-muted);text-transform:uppercase;letter-spacing:.1em}

/* Menu toggle (móvil) */
.menu-toggle{display:none;width:42px;height:42px;background:var(--c-primary);color:#fff;border-radius:var(--radius);align-items:center;justify-content:center}
.menu-toggle span,.menu-toggle span::before,.menu-toggle span::after{content:"";display:block;width:20px;height:2px;background:#fff;position:relative;transition:all .25s}
.menu-toggle span::before{position:absolute;top:-6px}
.menu-toggle span::after{position:absolute;top:6px}
.menu-toggle.is-open span{background:transparent}
.menu-toggle.is-open span::before{top:0;transform:rotate(45deg)}
.menu-toggle.is-open span::after{top:0;transform:rotate(-45deg)}

@media(max-width:1100px){
  .header-phone small,.header-phone .label{display:none}
  .main-nav a{font-size:.88rem;padding:10px 10px}
}
@media(max-width:980px){
  .menu-toggle{display:flex}
  .main-nav{position:fixed;top:0;right:-100%;width:min(360px,85vw);height:100vh;background:#fff;flex-direction:column;align-items:stretch;padding:80px 0 24px;gap:0;overflow-y:auto;transition:right .35s cubic-bezier(.4,0,.2,1);box-shadow:var(--shadow-lg);z-index:60}
  .main-nav.is-open{right:0}
  .main-nav>li{border-bottom:1px solid var(--c-line)}
  .main-nav>li>a{padding:16px 22px}
  .submenu{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:none;border-top:1px solid var(--c-line);padding:0;display:none}
  .has-sub.is-open .submenu{display:block}
  .header-phone{display:none}
}

/* ---------- 6. HERO ---------- */
.hero{position:relative;overflow:hidden;background:var(--c-primary-2);color:#fff;padding:100px 0 120px}
.hero::before{content:"";position:absolute;inset:0;background:
   radial-gradient(circle at 80% 20%,rgba(255,203,0,.12) 0%,transparent 50%),
   linear-gradient(135deg,#1A1E22 0%,#2B3138 100%);
  z-index:0}
.hero::after{content:"";position:absolute;inset:0;background-image:
   linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),
   linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);
  background-size:60px 60px;z-index:1;opacity:.5;mask-image:radial-gradient(ellipse at center,#000 30%,transparent 80%)}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.2fr .9fr;gap:64px;align-items:center}
@media(max-width:980px){.hero-inner{grid-template-columns:1fr;gap:40px}}
.hero h1{color:#fff;font-size:clamp(2.2rem,4.8vw,4rem);line-height:1.05;font-weight:800;letter-spacing:-.025em;margin-bottom:24px}
.hero h1 .accent{color:var(--c-accent);position:relative;display:inline-block}
.hero h1 .accent::after{content:"";position:absolute;left:0;right:0;bottom:.06em;height:.16em;background:rgba(255,203,0,.2);z-index:-1}
.hero-sub{font-size:1.15rem;color:#cfd2d6;max-width:560px;margin-bottom:36px;line-height:1.6}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:42px}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;border-top:1px solid rgba(255,255,255,.1);padding-top:32px;max-width:580px}
.hero-stats .num{font-family:var(--f-display);font-size:2.2rem;font-weight:800;color:var(--c-accent);line-height:1;letter-spacing:-.02em}
.hero-stats .lbl{font-size:.82rem;color:#cfd2d6;margin-top:6px;line-height:1.3}

/* Tarjeta diagnóstico hero */
.hero-card{background:#fff;color:var(--c-text-dark);border-radius:var(--radius-lg);padding:32px;box-shadow:var(--shadow-lg);position:relative}
.hero-card::before{content:"AUDITORÍA ENERGÉTICA";position:absolute;top:-12px;left:24px;background:var(--c-accent);color:var(--c-primary);font-family:var(--f-mono);font-size:.72rem;font-weight:600;letter-spacing:.12em;padding:6px 12px;border-radius:2px}
.hero-card h3{font-size:1.35rem;margin-bottom:8px;margin-top:8px}
.hero-card p{color:var(--c-text);font-size:.95rem;margin-bottom:24px}

/* ---------- 7. FORMULARIO ---------- */
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:12px}
@media(max-width:520px){.form-row{grid-template-columns:1fr}}
.field{position:relative}
.field label{display:block;font-size:.78rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--c-text-dark);margin-bottom:6px;font-family:var(--f-mono)}
.field input,.field select,.field textarea{width:100%;border:1.5px solid var(--c-line-2);background:#fff;padding:12px 14px;border-radius:var(--radius);font-size:.95rem;transition:border-color var(--t),box-shadow var(--t);color:var(--c-text-dark)}
.field input:focus,.field select:focus,.field textarea:focus{outline:0;border-color:var(--c-accent);box-shadow:0 0 0 3px rgba(255,203,0,.15)}
.field textarea{min-height:110px;resize:vertical;font-family:var(--f-body)}
.field-check{display:flex;align-items:flex-start;gap:10px;font-size:.85rem;margin:12px 0 18px;color:var(--c-text)}
.field-check input{margin-top:3px;flex-shrink:0;width:auto}
.field-check a{color:var(--c-accent-2);font-weight:600}
.field-check a:hover{text-decoration:underline}
.form-msg{padding:12px 14px;border-radius:var(--radius);font-size:.9rem;margin-top:14px;display:none}
.form-msg.is-ok{display:block;background:#dcfce7;color:#166534;border:1px solid #86efac}
.form-msg.is-error{display:block;background:#fee2e2;color:#991b1b;border:1px solid #fca5a5}

/* ---------- 8. CARDS / SERVICIOS ---------- */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
@media(max-width:960px){.cards{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.cards{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid var(--c-line);padding:32px 28px;border-radius:var(--radius);transition:all var(--t);position:relative;overflow:hidden;display:flex;flex-direction:column}
.card::before{content:"";position:absolute;top:0;left:0;width:0;height:3px;background:var(--c-accent);transition:width .35s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:transparent}
.card:hover::before{width:100%}
.card-num{font-family:var(--f-mono);font-size:.72rem;font-weight:500;color:var(--c-muted);letter-spacing:.16em;margin-bottom:16px}
.card-icon{width:56px;height:56px;display:grid;place-items:center;background:var(--c-bg-alt);border-radius:var(--radius);color:var(--c-accent-2);margin-bottom:22px;transition:all var(--t)}
.card:hover .card-icon{background:var(--c-accent);color:var(--c-primary)}
.card-icon svg{width:30px;height:30px;stroke-width:1.5}
.card h3{font-size:1.2rem;margin-bottom:12px}
.card p{font-size:.94rem;flex:1}
.card-link{margin-top:18px;font-family:var(--f-display);font-weight:600;font-size:.88rem;text-transform:uppercase;letter-spacing:.06em;color:var(--c-text-dark);display:inline-flex;align-items:center;gap:8px;transition:gap var(--t),color var(--t)}
.card-link::after{content:"→";color:var(--c-accent-2)}
.card-link:hover{gap:14px;color:var(--c-accent-2)}

/* ---------- 9. PROCESO ---------- */
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:0;counter-reset:step}
@media(max-width:960px){.process{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.process{grid-template-columns:1fr}}
.process-step{counter-increment:step;padding:36px 28px;border-right:1px solid var(--c-line);position:relative}
.process-step:last-child{border-right:none}
.process-step::before{content:counter(step,decimal-leading-zero);position:absolute;top:24px;right:28px;font-family:var(--f-display);font-size:3.2rem;font-weight:800;color:var(--c-line);line-height:1}
.process-step .ico{width:48px;height:48px;display:grid;place-items:center;background:var(--c-accent);color:var(--c-primary);border-radius:var(--radius);margin-bottom:20px}
.process-step h4{font-size:1.1rem;margin-bottom:8px}
.process-step p{font-size:.9rem;margin:0}
@media(max-width:960px){.process-step:nth-child(2){border-right:none}.process-step{border-bottom:1px solid var(--c-line)}}

/* ---------- 10. SPLIT / FEATURES ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
@media(max-width:960px){.split{grid-template-columns:1fr;gap:40px}}
.split-img{position:relative;border-radius:var(--radius-lg);overflow:hidden;background:var(--c-bg-alt);min-height:360px;display:grid;place-items:center}
.feature-list{list-style:none;padding:0}
.feature-list li{position:relative;padding:14px 0 14px 36px;border-bottom:1px solid var(--c-line);font-size:.97rem}
.feature-list li::before{content:"";position:absolute;left:0;top:18px;width:20px;height:20px;background:var(--c-accent);border-radius:50%;display:flex}
.feature-list li::after{content:"";position:absolute;left:7px;top:23px;width:6px;height:10px;border-right:2px solid var(--c-primary);border-bottom:2px solid var(--c-primary);transform:rotate(45deg)}
.feature-list strong{display:block;color:var(--c-text-dark);font-family:var(--f-display);font-weight:600;font-size:1.02rem;margin-bottom:2px}

/* KPI / Data */
.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--c-line);border:1px solid var(--c-line)}
@media(max-width:760px){.kpi-grid{grid-template-columns:repeat(2,1fr)}}
.kpi{background:#fff;padding:28px 24px;text-align:center}
.section--dark .kpi{background:#22272c}
.kpi .v{font-family:var(--f-display);font-size:2.4rem;font-weight:800;color:var(--c-accent-2);line-height:1;letter-spacing:-.02em}
.section--dark .kpi .v{color:var(--c-accent)}
.kpi .v small{font-size:1rem;font-weight:600;color:var(--c-text);margin-left:2px}
.kpi .l{font-size:.82rem;color:var(--c-muted);margin-top:8px;font-family:var(--f-mono);text-transform:uppercase;letter-spacing:.08em}

/* ---------- 11. SECTORES PILLS ---------- */
.sector-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
@media(max-width:960px){.sector-grid{grid-template-columns:repeat(2,1fr)}}
.sector{display:flex;align-items:center;gap:14px;padding:18px 20px;background:#fff;border:1px solid var(--c-line);border-radius:var(--radius);transition:all var(--t)}
.sector:hover{border-color:var(--c-accent);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.sector .ico{width:42px;height:42px;display:grid;place-items:center;background:var(--c-bg-alt);border-radius:var(--radius);color:var(--c-accent-2);flex-shrink:0;transition:all var(--t)}
.sector:hover .ico{background:var(--c-accent);color:var(--c-primary)}
.sector strong{font-family:var(--f-display);font-weight:600;color:var(--c-text-dark);font-size:.98rem}

/* ---------- 12. NORMATIVAS BADGES ---------- */
.iso-row{display:flex;flex-wrap:wrap;justify-content:center;gap:20px 56px;padding:36px 0;border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);align-items:center}
.iso-badge{font-family:var(--f-display);font-weight:700;font-size:1.2rem;color:var(--c-muted);letter-spacing:.04em;display:inline-flex;align-items:center;gap:10px}
.iso-badge::before{content:"";width:8px;height:8px;background:var(--c-accent);border-radius:50%}

/* ---------- 13. FAQ ---------- */
.faq{max-width:820px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--c-line)}
.faq-q{width:100%;text-align:left;padding:22px 50px 22px 0;font-family:var(--f-display);font-weight:600;font-size:1.08rem;color:var(--c-text-dark);position:relative;cursor:pointer;display:block}
.faq-q::after{content:"+";position:absolute;right:0;top:50%;transform:translateY(-50%);font-size:1.6rem;color:var(--c-accent-2);font-weight:300;transition:transform var(--t)}
.faq-item.is-open .faq-q::after{transform:translateY(-50%) rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease,padding .35s ease;color:var(--c-text)}
.faq-a-inner{padding:0 0 22px}
.faq-item.is-open .faq-a{max-height:600px}

/* ---------- 14. CALCULADORAS ---------- */
.calc{background:#fff;border:1px solid var(--c-line);border-radius:var(--radius-lg);padding:36px;box-shadow:var(--shadow-sm)}
.calc h3{display:flex;align-items:center;gap:12px}
.calc-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:20px}
@media(max-width:600px){.calc-grid{grid-template-columns:1fr}}
.calc-result{margin-top:28px;background:var(--c-primary);color:#fff;border-radius:var(--radius);padding:28px;position:relative;overflow:hidden}
.calc-result::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--c-accent)}
.calc-result .lbl{font-family:var(--f-mono);font-size:.78rem;color:#cfd2d6;letter-spacing:.1em;text-transform:uppercase;margin-bottom:8px}
.calc-result .val{font-family:var(--f-display);font-weight:800;font-size:2.6rem;color:var(--c-accent);line-height:1}
.calc-result .val small{font-size:1rem;color:#cfd2d6;margin-left:6px;font-weight:500}
.calc-result .desc{margin-top:10px;font-size:.9rem;color:#cfd2d6;line-height:1.5}
.calc-result-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
@media(max-width:680px){.calc-result-grid{grid-template-columns:1fr}}

/* ---------- 15. BREADCRUMBS ---------- */
.breadcrumbs{background:var(--c-bg-alt);padding:14px 0;border-bottom:1px solid var(--c-line);font-size:.85rem}
.breadcrumbs ol{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:6px;font-family:var(--f-mono)}
.breadcrumbs li::after{content:"/";margin-left:6px;color:var(--c-muted)}
.breadcrumbs li:last-child::after{display:none}
.breadcrumbs li:last-child{color:var(--c-accent-2)}
.breadcrumbs a:hover{color:var(--c-accent-2)}

/* ---------- 16. PAGE HERO (subpáginas) ---------- */
.page-hero{background:var(--c-primary-2);color:#fff;padding:72px 0 64px;position:relative;overflow:hidden}
.page-hero::before{content:"";position:absolute;inset:0;background:
  radial-gradient(circle at 90% 50%,rgba(255,203,0,.1) 0%,transparent 50%),
  linear-gradient(135deg,#1A1E22 0%,#2B3138 100%)}
.page-hero::after{content:"";position:absolute;inset:0;background-image:
   linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),
   linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);background-size:60px 60px;opacity:.5}
.page-hero .container{position:relative;z-index:1}
.page-hero h1{color:#fff;margin-bottom:14px}
.page-hero .lead{font-size:1.15rem;color:#cfd2d6;max-width:780px;line-height:1.55}

/* ---------- 17. CONTENT (artículos / blog) ---------- */
.content{max-width:780px;margin:0 auto}
.content h2{margin-top:48px}
.content h3{margin-top:36px}
.content p,.content ul,.content ol{font-size:1.02rem;line-height:1.75}
.content ul li,.content ol li{margin-bottom:8px}
.content blockquote{border-left:4px solid var(--c-accent);padding:8px 0 8px 24px;margin:24px 0;font-style:italic;color:var(--c-text-dark);font-size:1.1rem}
.content table{margin:24px 0;font-size:.92rem;border:1px solid var(--c-line)}
.content table th{background:var(--c-bg-alt);text-align:left;padding:12px 14px;font-family:var(--f-display);font-weight:600;color:var(--c-text-dark);border-bottom:2px solid var(--c-accent)}
.content table td{padding:12px 14px;border-bottom:1px solid var(--c-line)}
.content figure{margin:32px 0}
.content figcaption{text-align:center;font-size:.85rem;color:var(--c-muted);margin-top:8px;font-family:var(--f-mono)}
.tag{display:inline-block;background:var(--c-bg-alt);color:var(--c-text);font-family:var(--f-mono);font-size:.74rem;font-weight:500;letter-spacing:.08em;text-transform:uppercase;padding:6px 12px;border-radius:2px;margin-right:6px}

/* Post card (blog index) */
.posts{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
@media(max-width:960px){.posts{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.posts{grid-template-columns:1fr}}
.post{background:#fff;border:1px solid var(--c-line);border-radius:var(--radius);overflow:hidden;transition:all var(--t);display:flex;flex-direction:column}
.post:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.post-img{aspect-ratio:16/10;background:linear-gradient(135deg,var(--c-primary) 0%,var(--c-primary-2) 100%);position:relative;display:grid;place-items:center;color:var(--c-accent);overflow:hidden}
.post-img::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:32px 32px}
.post-img svg{position:relative;width:64px;height:64px;opacity:.7}
.post-body{padding:24px;flex:1;display:flex;flex-direction:column}
.post-meta{font-family:var(--f-mono);font-size:.74rem;color:var(--c-muted);text-transform:uppercase;letter-spacing:.1em;margin-bottom:10px}
.post h3{font-size:1.15rem;margin-bottom:10px}
.post p{font-size:.92rem;flex:1}

/* ---------- 18. CTA BAR ---------- */
.cta-bar{background:var(--c-accent);padding:48px 0;text-align:center}
.cta-bar h2{color:var(--c-primary);margin-bottom:24px}
.cta-bar .container{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:24px}
.cta-bar h2{margin:0;text-align:left;flex:1;min-width:280px}
.cta-bar .btn--dark:hover{background:#fff;color:var(--c-primary);border-color:#fff}

/* ---------- 19. FOOTER ---------- */
.site-footer{background:var(--c-bg-dark);color:#a8acb1;padding:72px 0 24px;font-size:.92rem}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;margin-bottom:48px}
@media(max-width:880px){.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.footer-grid{grid-template-columns:1fr}}
.site-footer h5{color:#fff;font-family:var(--f-display);font-size:.9rem;text-transform:uppercase;letter-spacing:.12em;font-weight:700;margin-bottom:20px}
.site-footer h5::after{content:"";display:block;width:32px;height:2px;background:var(--c-accent);margin-top:8px}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer ul li{margin-bottom:10px}
.site-footer a:hover{color:var(--c-accent)}
.footer-brand img,.footer-brand svg{height:48px;width:auto;margin-bottom:18px}
.footer-brand p{font-size:.92rem;line-height:1.7;margin-bottom:18px}
.footer-contact{font-family:var(--f-mono);font-size:.85rem;line-height:1.9}
.footer-contact strong{color:#fff;display:block;font-family:var(--f-display);font-size:1rem;margin-bottom:4px}
.footer-bottom{border-top:1px solid #2a2f34;padding-top:24px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;font-size:.82rem;font-family:var(--f-mono);color:#787c81}
.footer-bottom nav{display:flex;flex-wrap:wrap;gap:18px}

/* ---------- 20. WHATSAPP / FLOATING ---------- */
.float-wa{position:fixed;bottom:24px;right:24px;width:60px;height:60px;background:#25D366;color:#fff;border-radius:50%;display:grid;place-items:center;box-shadow:0 8px 24px rgba(37,211,102,.4);z-index:40;transition:transform var(--t)}
.float-wa:hover{transform:scale(1.1)}
.float-wa svg{width:32px;height:32px}
.float-cta{position:fixed;bottom:24px;left:24px;background:var(--c-primary);color:#fff;padding:14px 22px;border-radius:50px;font-family:var(--f-display);font-weight:600;font-size:.9rem;text-transform:uppercase;letter-spacing:.04em;box-shadow:var(--shadow);z-index:40;transition:all var(--t);display:flex;align-items:center;gap:10px}
.float-cta:hover{background:var(--c-accent);color:var(--c-primary);transform:translateY(-2px)}
@media(max-width:600px){.float-cta{display:none}.float-wa{width:54px;height:54px;bottom:18px;right:18px}}

/* ---------- 21. COOKIE BANNER ---------- */
.cookie-banner{position:fixed;bottom:24px;left:24px;right:24px;max-width:480px;margin:0 auto;background:#fff;border:1px solid var(--c-line);border-top:3px solid var(--c-accent);padding:22px 26px;box-shadow:var(--shadow-lg);border-radius:var(--radius);z-index:100;transform:translateY(calc(100% + 50px));transition:transform .4s cubic-bezier(.4,0,.2,1);font-size:.88rem}
.cookie-banner.is-visible{transform:translateY(0)}
.cookie-banner h4{margin-bottom:8px;font-size:1.05rem}
.cookie-banner p{margin-bottom:14px;color:var(--c-text)}
.cookie-banner a{color:var(--c-accent-2);text-decoration:underline;font-weight:600}
.cookie-buttons{display:flex;gap:8px;flex-wrap:wrap}
.cookie-buttons .btn{padding:9px 16px;font-size:.78rem}
@media(max-width:540px){.cookie-banner{bottom:0;left:0;right:0;border-radius:0}}

/* ---------- 22. ANIMATIONS ---------- */
@media(prefers-reduced-motion:no-preference){
  .reveal{opacity:0;transform:translateY(20px);transition:opacity .7s ease,transform .7s cubic-bezier(.16,1,.3,1)}
  .reveal.is-visible{opacity:1;transform:none}
  .reveal-delay-1{transition-delay:.1s}
  .reveal-delay-2{transition-delay:.2s}
  .reveal-delay-3{transition-delay:.3s}
}

/* ---------- 23. UTILS ---------- */
.text-center{text-align:center}
.mb-0{margin-bottom:0}
.mb-2{margin-bottom:.5rem}
.mb-4{margin-bottom:1rem}
.mb-6{margin-bottom:1.5rem}
.mt-6{margin-top:1.5rem}
.section-head{max-width:820px;margin:0 auto 56px;text-align:center}
.section-head.left{text-align:left;margin-left:0}
.text-accent{color:var(--c-accent-2)}
.muted{color:var(--c-muted)}
.divider{height:1px;background:var(--c-line);margin:48px 0;border:0}

/* Print */
@media print{
  .topbar,.site-header,.site-footer,.float-wa,.float-cta,.cookie-banner,.hero-actions,.btn{display:none!important}
  body{font-size:11pt}
}

/* ===========================================================
   ADDENDA: clases adicionales para calculadoras dedicadas,
   páginas de servicios extendidas, blog y otros componentes.
   =========================================================== */

/* --- Calculadora dedicada (formato KPI cards) --- */
.calc-result[hidden]{display:none}
.calc-result{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:1px;background:rgba(255,255,255,.1);margin-top:28px;padding:0;overflow:hidden}
.calc-result .kpi-card{background:var(--c-primary);padding:24px 18px;text-align:center;display:flex;flex-direction:column;justify-content:center;min-height:120px}
.calc-result .kpi-num{font-family:var(--f-display);font-size:1.7rem;font-weight:800;color:var(--c-accent);line-height:1.1;letter-spacing:-.01em;word-break:break-word}
.calc-result .kpi-lbl{font-family:var(--f-mono);font-size:.72rem;color:#cfd2d6;letter-spacing:.08em;text-transform:uppercase;margin-top:10px;line-height:1.3}
@media(max-width:520px){
  .calc-result{grid-template-columns:repeat(2,1fr)}
  .calc-result .kpi-num{font-size:1.4rem}
}
.calc .btn{margin-top:8px}

/* --- Split con sidebar (páginas de calculadora) --- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.container.split{display:grid;grid-template-columns:1.5fr 1fr;gap:48px;align-items:start}
.split-main>*+*{margin-top:24px}
.split-main h2{margin-top:40px}
.split-main h3{margin-top:28px}
.split-side .card-sticky{position:sticky;top:100px;background:#fff;border:1px solid var(--c-line);border-top:3px solid var(--c-accent);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-sm)}
.split-side .card-sticky h3{font-size:1.15rem;margin-bottom:8px}
.split-side .card-sticky>p{font-size:.92rem;color:var(--c-text);margin-bottom:18px}
@media(max-width:960px){
  .container.split{grid-template-columns:1fr;gap:40px}
  .split-side .card-sticky{position:static}
}

/* --- Calc cards (índice de calculadoras) --- */
.calc-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
@media(max-width:960px){.calc-cards{grid-template-columns:1fr}}

/* --- Callouts (CTAs internas) --- */
.callout{background:var(--c-bg-alt);border-radius:var(--radius);padding:32px;margin:40px 0;border-left:4px solid var(--c-line-2)}
.callout--accent{border-left-color:var(--c-accent);background:linear-gradient(135deg,#fff8db 0%,#fefefe 100%)}
.callout h3{margin-bottom:10px;font-size:1.2rem}
.callout p{margin-bottom:16px;font-size:.98rem}
.callout .btn+.btn{margin-left:8px}

/* --- Alert / nota --- */
.alert{padding:18px 22px;border-radius:var(--radius);background:var(--c-bg-alt);font-size:.92rem;border-left:3px solid var(--c-line-2);margin:24px 0;line-height:1.6}
.alert strong{color:var(--c-text-dark)}
.alert--note{border-left-color:var(--c-accent);background:#fffbe6}
.alert--warning{border-left-color:#DC2626;background:#fef2f2}
.alert--info{border-left-color:#0284c7;background:#f0f9ff}

/* --- Check list (listas con check) --- */
.check-list{list-style:none;padding-left:0;margin:1em 0}
.check-list li{position:relative;padding:6px 0 6px 32px;line-height:1.6}
.check-list li::before{content:"";position:absolute;left:0;top:13px;width:18px;height:18px;background:var(--c-accent);border-radius:50%}
.check-list li::after{content:"";position:absolute;left:6px;top:17px;width:6px;height:9px;border-right:2px solid var(--c-primary);border-bottom:2px solid var(--c-primary);transform:rotate(45deg)}

/* --- Listas numeradas grandes --- */
.num-list{list-style:none;padding-left:0;counter-reset:numl;margin:1em 0}
.num-list li{counter-increment:numl;position:relative;padding:10px 0 10px 48px;line-height:1.6}
.num-list li::before{content:counter(numl,decimal-leading-zero);position:absolute;left:0;top:8px;width:34px;height:34px;background:var(--c-primary);color:var(--c-accent);font-family:var(--f-display);font-weight:800;font-size:.95rem;border-radius:50%;display:grid;place-items:center}

/* --- Fórmulas matemáticas / técnicas --- */
.formula{background:var(--c-primary);color:#fff;padding:20px 24px;border-radius:var(--radius);margin:24px 0;font-family:var(--f-mono);font-size:1.05rem;letter-spacing:.02em;border-left:3px solid var(--c-accent);overflow-x:auto}
.formula em{color:var(--c-accent);font-style:normal;font-weight:600}
.formula code{background:transparent;padding:0;color:inherit}

/* --- Cards de servicios y sectores extendidos --- */
.card-srv{background:#fff;border:1px solid var(--c-line);padding:32px 28px;border-radius:var(--radius);transition:all var(--t);position:relative;display:flex;flex-direction:column;height:100%}
.card-srv:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:transparent}
.card-srv-num{font-family:var(--f-mono);font-size:.72rem;color:var(--c-muted);letter-spacing:.16em;margin-bottom:12px}
.card-srv h3{font-size:1.18rem;margin-bottom:10px}
.card-srv p{font-size:.94rem;flex:1}
.card-srv .ico{width:48px;height:48px;display:grid;place-items:center;background:var(--c-bg-alt);color:var(--c-accent-2);border-radius:var(--radius);margin-bottom:16px}

/* --- Sub-eyebrow / kicker --- */
.hero-card h3 .ico,
.calc h3{display:flex;align-items:center;gap:10px}

/* --- KPI individual (utilizado en blog y empresa) --- */
.kpi-grid .kpi .v,
.kpi-grid .v{font-family:var(--f-display);font-size:2.4rem;font-weight:800;color:var(--c-accent-2);line-height:1;letter-spacing:-.02em}
.kpi-grid .kpi .l,
.kpi-grid .l{font-size:.82rem;color:var(--c-muted);margin-top:8px;font-family:var(--f-mono);text-transform:uppercase;letter-spacing:.08em}

/* --- Legal: tarjetas y grid para páginas legales --- */
.legal-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin:32px 0}
@media(max-width:760px){.legal-grid{grid-template-columns:1fr}}
.legal-card{background:var(--c-bg-alt);padding:24px;border-radius:var(--radius);border-left:3px solid var(--c-accent)}
.legal-card h3{font-size:1.05rem;margin-bottom:8px}
.legal-card p{margin-bottom:0;font-size:.92rem}

/* --- Pequeños ajustes visuales --- */
.content code{background:var(--c-bg-alt);padding:2px 7px;border-radius:3px;font-family:var(--f-mono);font-size:.92em;color:var(--c-primary)}
.calc h3 .ico{display:inline-flex;align-items:center}

/* Hero con strong amarillo en h1 (calculadoras y blog) */
.page-hero h1 strong{color:var(--c-accent);font-weight:800}