/* ============================================================
   main.css — compresorescoruna.com
   Estructura: 1 variables/reset ya inline (critical.css)
               2 componentes  3 layout  4 páginas  5 responsive
   Firma visual: la "C" punteada del logotipo se reutiliza como
   motivo de círculos en marcadores, viñetas y ornamentos.
   ============================================================ */

/* ---------- Contenedores auxiliares ---------- */
.topbar__contact{text-align:right}
.topbar__contact a{margin-left:.4em}
.hero__text{min-width:0}
.form-block__text{min-width:0}

/* ---------- PIE DE PÁGINA ---------- */
.site-footer{background:var(--color-dark);color:#C6CDD2;margin-top:0}
.footer-grid{display:grid;gap:36px;grid-template-columns:1.6fr 1fr 1fr 1.2fr;padding-block:56px}
.footer-col h2{color:#fff;font-size:1rem;letter-spacing:.02em;margin:0 0 1em;text-transform:none}
.footer-col h2:not(:first-child){margin-top:1.6em}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col li{margin-bottom:.5em}
.footer-col a{color:#C6CDD2;text-decoration:none;font-size:.95rem}
.footer-col a:hover{color:var(--color-accent)}
.footer-col--brand p{font-size:.95rem;line-height:1.6;color:#AEB7BD;margin:.6em 0}
.footer-col--brand img{margin-bottom:.4em}
.footer-contact a{color:#fff}
.footer-contact span{color:#AEB7BD}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-block:22px;font-size:.85rem;color:#9AA4AB}
.footer-bottom p{margin:.3em 0}
.footer-disclaimer{color:#828C93;max-width:80ch}
.footer-col .linklike{color:#C6CDD2}
.footer-col .linklike:hover{color:var(--color-accent)}

/* ---------- 2. COMPONENTES ---------- */

:focus-visible{outline:3px solid var(--color-accent);outline-offset:2px;border-radius:4px}

.linklike{background:none;border:0;padding:0;color:var(--color-primary-dark);text-decoration:underline;cursor:pointer;font:inherit}

.btn--ghost{background:transparent;color:var(--color-dark);border:2px solid var(--color-border)}
.btn--ghost:hover{border-color:var(--color-primary)}
.btn--lg{font-size:1.08rem;padding:.9em 1.7em}
.btn--light{background:#fff;color:var(--color-dark)}
.btn--light:hover{background:var(--color-surface)}

.eyebrow{display:inline-flex;align-items:center;gap:.55em;font-size:.82rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--color-secondary);margin:0 0 .8em}
.eyebrow::before{content:"";width:.6em;height:.6em;border-radius:50%;background:var(--color-accent);flex:none}

/* Viñetas de círculos (motivo del logotipo) */
.dot-list{list-style:none;margin:0;padding:0}
.dot-list li{position:relative;padding-left:1.5em;margin-bottom:.55em}
.dot-list li::before{content:"";position:absolute;left:0;top:.55em;width:.55em;height:.55em;border-radius:50%;background:var(--color-primary)}
.dot-list li:nth-child(3n)::before{background:var(--color-accent)}

/* Tarjetas */
.card-grid{display:grid;gap:22px;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));margin:0;padding:0;list-style:none}
.card{background:#fff;border:1px solid var(--color-border);border-radius:var(--radius);padding:26px 24px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:.5em}
.card h3{margin:0;font-size:1.15rem}
.card p{margin:0;color:var(--color-muted);font-size:.97rem}
.card__link{margin-top:auto;font-weight:700;text-decoration:none}
.card__link::after{content:" →"}
.card--surface{background:var(--color-surface);border-color:transparent;box-shadow:none}
.card .card__icon{width:44px;height:44px;flex:none}

/* Franja CTA */
.cta-band{background:var(--color-primary-dark);color:#EDF1F3;text-align:center;padding-block:54px}
.cta-band h2{color:#fff}
.cta-band .btn{margin:6px}

/* Tablas */
.table-wrap{overflow-x:auto;margin-block:1.2em}
table.data{border-collapse:collapse;width:100%;font-size:.95rem;background:#fff}
table.data th,table.data td{border:1px solid var(--color-border);padding:.65em .8em;text-align:left;vertical-align:top}
table.data th{background:var(--color-surface);font-weight:700}
table.data caption{caption-side:bottom;font-size:.85rem;color:var(--color-muted);padding-top:.5em;text-align:left}

/* FAQ (details) */
.faq{border-top:1px solid var(--color-border)}
.faq details{border-bottom:1px solid var(--color-border)}
.faq summary{cursor:pointer;font-weight:700;padding:.95em 2.2em .95em 0;position:relative;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:.2em;top:.75em;font-size:1.3em;color:var(--color-secondary)}
.faq details[open] summary::after{content:"–"}
.faq .faq__a{padding:0 0 1.1em;color:var(--color-muted)}

/* Migas de pan */
.breadcrumbs{background:var(--color-surface);border-bottom:1px solid var(--color-border);font-size:.86rem}
.breadcrumbs ol{display:flex;flex-wrap:wrap;gap:.4em;list-style:none;margin:0;padding:.55em 0}
.breadcrumbs li:not(:last-child)::after{content:"›";margin-left:.4em;color:var(--color-secondary)}
.breadcrumbs a{text-decoration:none}
.breadcrumbs [aria-current]{color:var(--color-muted)}

/* Navegación */
.nav-toggle{display:none;align-items:center;gap:.5em;background:none;border:2px solid var(--color-border);border-radius:8px;padding:.45em .8em;font-weight:700;cursor:pointer}
.nav-toggle__bars{width:18px;height:2px;background:var(--color-dark);position:relative;display:inline-block}
.nav-toggle__bars::before,.nav-toggle__bars::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--color-dark)}
.nav-toggle__bars::before{top:-6px}.nav-toggle__bars::after{top:6px}
.menu{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0;flex-wrap:wrap}
.menu>li{position:relative}
.menu a,.menu__sub-toggle{display:block;padding:.55em .7em;text-decoration:none;color:var(--color-dark);font-weight:600;font-size:.95rem;background:none;border:0;cursor:pointer;font-family:inherit;border-radius:6px}
.menu a:hover,.menu__sub-toggle:hover{background:var(--color-surface)}
.menu__sub-toggle::after{content:" ▾";font-size:.7em}
.submenu{display:none;position:absolute;top:100%;left:0;min-width:250px;background:#fff;border:1px solid var(--color-border);border-radius:var(--radius);box-shadow:var(--shadow);padding:8px;list-style:none;margin:0;z-index:60}
.menu__item--sub.is-open>.submenu{display:block}
.submenu a{font-weight:500;white-space:nowrap}
.menu__cta{margin-left:8px}
.menu__cta .btn{padding:.55em 1.1em}

/* Formularios */
.form-block{background:var(--color-surface);padding-block:60px}
.form-block__inner{display:grid;gap:44px;grid-template-columns:minmax(280px,1fr) minmax(320px,1.4fr);align-items:start}
.form-block__alt{color:var(--color-muted)}
.form{background:#fff;border:1px solid var(--color-border);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow)}
.form__row{display:grid;gap:16px;grid-template-columns:1fr 1fr}
.form__field{margin-bottom:16px}
.form__field label{display:block;font-weight:600;font-size:.92rem;margin-bottom:.35em}
.form__field input:not([type=checkbox]),.form__field select,.form__field textarea{width:100%;padding:.65em .8em;border:1.5px solid var(--color-border);border-radius:8px;font:inherit;background:#fff;color:var(--color-text)}
.form__field input:focus,.form__field select:focus,.form__field textarea:focus{border-color:var(--color-primary);outline:2px solid var(--color-accent);outline-offset:1px}
.form__field--check label{display:flex;gap:.6em;font-weight:500;align-items:flex-start}
.form__field--check input{width:1.15em;height:1.15em;margin-top:.2em;flex:none}
.form__legal{font-size:.8rem;color:var(--color-muted);border-left:3px solid var(--color-border);padding-left:.9em}
.field-error{color:var(--color-error);font-size:.86rem;margin:.35em 0 0;font-weight:600}
.form-alert{background:#FDECEA;border:1px solid var(--color-error);color:var(--color-error);padding:.8em 1em;border-radius:8px;font-weight:600}
[aria-invalid="true"]{border-color:var(--color-error)!important}
.hp-field{position:absolute!important;left:-9999px!important;height:1px;width:1px;overflow:hidden}
.form__status:empty{display:none}
.form__status{font-weight:600;color:var(--color-success)}

/* Cookies */
.cookie-banner{position:fixed;left:16px;right:16px;bottom:16px;max-width:520px;background:#fff;border:1px solid var(--color-border);border-radius:var(--radius);box-shadow:0 8px 32px rgba(36,43,48,.25);padding:22px;z-index:300;font-size:.92rem}
.cookie-banner h2{font-size:1.05rem;margin:0 0 .4em}
.cookie-banner p{margin:0 0 1em}
.cookie-banner__actions{display:flex;gap:10px;flex-wrap:wrap}
.cookie-banner__actions .btn{font-size:.9rem;padding:.55em 1em}
.cookie-cat{display:flex;gap:.6em;margin-bottom:.7em;align-items:flex-start}
.cookie-cat input{margin-top:.25em}
.cookie-panel fieldset{border:1px solid var(--color-border);border-radius:8px;margin:0 0 1em;padding:14px}
.cookie-panel legend{font-weight:700;padding-inline:.4em}

/* Barra móvil inferior */
.mobile-bar{display:none;position:fixed;left:0;right:0;bottom:0;background:var(--color-dark);z-index:250;box-shadow:0 -2px 10px rgba(0,0,0,.25)}
.mobile-bar a{flex:1;text-align:center;color:#fff;text-decoration:none;font-weight:700;font-size:.88rem;padding:.85em .4em}
.mobile-bar a+a{border-left:1px solid rgba(255,255,255,.15)}
.mobile-bar a:nth-child(3){background:var(--color-accent);color:var(--color-dark)}

/* ---------- 3. LAYOUT ---------- */

.section{padding-block:60px}
.section--surface{background:var(--color-surface)}
.section--dark{background:var(--color-primary-dark);color:#E7EBED}
.section--dark h2,.section--dark h3{color:#fff}
.section__head{max-width:760px;margin-bottom:34px}
.section__head p{color:var(--color-muted)}
.section--dark .section__head p{color:#C6CDD2}

.split{display:grid;gap:44px;grid-template-columns:1.1fr .9fr;align-items:center}
.split--reverse{grid-template-columns:.9fr 1.1fr}

.hero__inner{display:grid;gap:44px;grid-template-columns:1.25fr .85fr;align-items:center;position:relative;z-index:2}
.hero__actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:1.4em}
.hero__badges{display:flex;flex-wrap:wrap;gap:.5em 1.4em;list-style:none;margin:1.6em 0 0;padding:0;font-size:.9rem;color:#C9D0D5}
.hero__badges li::before{content:"●";color:var(--color-accent);margin-right:.45em;font-size:.7em;vertical-align:middle}
.hero__media img{border-radius:var(--radius);box-shadow:0 12px 40px rgba(0,0,0,.35)}
/* Ornamento: la C punteada del logotipo, en SVG de fondo */
.hero::after{content:"";position:absolute;right:-140px;top:-90px;width:520px;height:520px;opacity:.10;background:url("../img/motivo-c.svg") no-repeat center/contain;pointer-events:none}

.trust-strip{background:var(--color-dark);color:#DDE3E6}
.trust-strip ul{display:grid;gap:6px 30px;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));list-style:none;margin:0;padding:16px 0;font-size:.92rem;font-weight:600}
.trust-strip li::before{content:"✓";color:var(--color-accent);font-weight:800;margin-right:.5em}

.steps{counter-reset:step;list-style:none;margin:0;padding:0;display:grid;gap:22px;grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
.steps li{counter-increment:step;background:#fff;border:1px solid var(--color-border);border-radius:var(--radius);padding:24px}
.steps li::before{content:counter(step,decimal-leading-zero);display:inline-block;font-weight:800;font-size:1.6rem;color:var(--color-secondary);border-bottom:3px solid var(--color-accent);margin-bottom:.4em}
.steps h3{font-size:1.05rem;margin:.2em 0 .3em}
.steps p{margin:0;font-size:.94rem;color:var(--color-muted)}

.prose{max-width:820px}
.prose h2{margin-top:1.6em}
.prose h3{margin-top:1.3em}
.prose ul{padding-left:1.2em}
.prose li{margin-bottom:.4em}

.tag-cloud{display:flex;flex-wrap:wrap;gap:10px;list-style:none;padding:0;margin:0}
.tag-cloud a{display:inline-block;background:#fff;border:1px solid var(--color-border);border-radius:999px;padding:.45em 1.05em;text-decoration:none;font-size:.92rem;font-weight:600;color:var(--color-dark)}
.tag-cloud a:hover{border-color:var(--color-primary);background:var(--color-surface)}
.tag-cloud .tag-static{display:inline-block;background:var(--color-surface);border:1px solid var(--color-border);border-radius:999px;padding:.45em 1.05em;font-size:.92rem;font-weight:600;color:var(--color-muted)}

/* ---------- 4. PÁGINAS ---------- */

.page-hero{background:var(--color-surface);padding-block:44px;border-bottom:1px solid var(--color-border)}
.page-hero p.lead{font-size:1.14rem;color:var(--color-muted);max-width:62ch;margin:0}

.article{padding-block:50px}
.article__meta{color:var(--color-muted);font-size:.9rem;margin-bottom:1.4em}
.article .toc{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);padding:20px 24px;margin:1.4em 0;font-size:.95rem}
.article .toc h2{font-size:1rem;margin:0 0 .5em}
.article .toc ol{margin:0;padding-left:1.2em}

.blog-list{display:grid;gap:24px;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));list-style:none;margin:0;padding:0}

.stat-band{display:grid;gap:22px;grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
.stat-band .stat{background:#fff;border-left:4px solid var(--color-accent);padding:18px 20px;border-radius:0 var(--radius) var(--radius) 0;box-shadow:var(--shadow)}
.stat strong{display:block;font-size:1.5rem;color:var(--color-dark)}
.stat span{font-size:.9rem;color:var(--color-muted)}

.legal-page{max-width:860px;margin-inline:auto}
.legal-page h2{margin-top:1.8em}

.error-page{text-align:center;padding-block:90px}
.error-page .error-code{font-size:5rem;font-weight:800;color:var(--color-secondary);letter-spacing:-.03em;margin:0}

img.placeholder{background:var(--color-surface)}

/* ---------- 5. RESPONSIVE ---------- */

@media (max-width:960px){
  .navbar nav{width:100%;order:3}
  .menu{flex-direction:column;align-items:stretch;gap:0;padding-block:8px;border-top:1px solid var(--color-border);margin-top:10px}
  .menu a,.menu__sub-toggle{width:100%;text-align:left;padding:.8em .4em;font-size:1.02rem}
  .submenu{position:static;box-shadow:none;border:0;border-left:3px solid var(--color-border);border-radius:0;margin-left:.6em}
  .menu__cta{margin:8px 0 4px}
  .hero__inner,.split,.split--reverse,.form-block__inner{grid-template-columns:1fr}
  .hero__media{display:none}
  .mobile-bar{display:flex}
  body{padding-bottom:52px} /* espacio para la barra fija */
  .form__row{grid-template-columns:1fr}
  .topbar__note{display:none}
}

@media (min-width:961px){
  .menu__item--sub:hover>.submenu,.menu__item--sub:focus-within>.submenu{display:block}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

@media print{
  .site-header,.site-footer,.mobile-bar,.cookie-banner,.cta-band{display:none}
}