/* ============================================================
   DTI Diseño & Protección — Minimalismo Industrial
   Tokens
============================================================ */
:root{
  --white:#ffffff;
  --paper:#f5f6f7;
  --paper-2:#eceef0;
  --line:#e2e5e8;
  --carbon:#1f2328;
  --carbon-2:#3b4148;
  --grey:#6b7280;
  --grey-light:#9aa1a9;
  --red:#e2231a;
  --red-dark:#c01910;
  --steel:#26384a;       /* acento técnico frío */
  --shadow-sm:0 2px 8px rgba(31,35,40,.06);
  --shadow-md:0 18px 50px -18px rgba(31,35,40,.30);
  --shadow-lg:0 40px 90px -30px rgba(31,35,40,.45);
  --maxw:1240px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --font-display:"Montserrat",system-ui,sans-serif;
  --font-body:"Inter",system-ui,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font-body);
  color:var(--carbon);
  background:var(--white);
  line-height:1.6;
  font-size:17px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}

h1,h2,h3,h4{font-family:var(--font-display);font-weight:800;line-height:1.05;letter-spacing:-.02em;color:var(--carbon)}
.eyebrow{font-family:var(--font-display);font-weight:700;font-size:.72rem;letter-spacing:.28em;text-transform:uppercase;color:var(--red)}
.eyebrow.steel{color:var(--steel)}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
.section{padding:clamp(64px,9vw,128px) 0}
.section--paper{background:var(--paper)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.6em;
  font-family:var(--font-display);font-weight:700;font-size:.95rem;letter-spacing:.01em;
  padding:16px 30px;border-radius:2px;transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s;
  white-space:nowrap;
}
.btn--primary{background:var(--red);color:#fff;box-shadow:0 10px 24px -10px rgba(226,35,26,.7)}
.btn--primary:hover{background:var(--red-dark);transform:translateY(-2px);box-shadow:0 16px 34px -12px rgba(226,35,26,.8)}
.btn--ghost{background:transparent;color:var(--carbon);border:1.5px solid var(--carbon)}
.btn--ghost:hover{background:var(--carbon);color:#fff;transform:translateY(-2px)}
.btn--light{background:#fff;color:var(--carbon);box-shadow:var(--shadow-sm)}
.btn--light:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn .arrow{transition:transform .25s var(--ease)}
.btn:hover .arrow{transform:translateX(4px)}

/* ============================================================
   Header
============================================================ */
.header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  display:flex;align-items:center;justify-content:space-between;
  padding:18px clamp(20px,4vw,48px);
  transition:background .35s,box-shadow .35s,padding .35s;
  background:rgba(255,255,255,.96);backdrop-filter:blur(12px);box-shadow:0 1px 0 var(--line);
}
.header--solid{padding-top:12px;padding-bottom:12px}
.header__logo img{height:64px;width:auto;transition:height .35s}
.header--solid .header__logo img{height:54px}
.nav{display:flex;align-items:center;gap:30px}
.nav a{font-family:var(--font-display);font-weight:600;font-size:.86rem;letter-spacing:.02em;color:var(--carbon-2);position:relative;padding:4px 0}
.nav a::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:2px;background:var(--red);transition:width .3s var(--ease)}
.nav a:hover{color:var(--carbon)}
.nav a:hover::after{width:100%}
.header__cta{display:flex;align-items:center;gap:18px}
.header__phone{font-family:var(--font-display);font-weight:700;font-size:.9rem;color:var(--carbon);display:flex;align-items:center;gap:7px}
.header__phone svg{color:var(--red)}
.burger{display:none;flex-direction:column;gap:5px;padding:8px}
.burger span{width:24px;height:2px;background:var(--carbon);transition:.3s}

/* ---------- Dropdown nav ---------- */
.nav__item{position:relative;display:flex;align-items:center}
.nav__item>a{display:inline-flex;align-items:center;gap:5px}
.nav__item>a .caret{width:9px;height:9px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg) translateY(-2px);transition:transform .25s}
.nav__item:hover>a .caret{transform:rotate(225deg) translateY(0)}
.dropdown{position:absolute;top:100%;left:50%;transform:translateX(-50%) translateY(8px);min-width:248px;background:#fff;border:1px solid var(--line);border-radius:6px;box-shadow:var(--shadow-md);padding:10px;opacity:0;visibility:hidden;transition:opacity .22s var(--ease),transform .22s var(--ease);z-index:70}
.nav__item:hover .dropdown{opacity:1;visibility:visible;transform:translateX(-50%) translateY(6px)}
.dropdown::before{content:"";position:absolute;top:-8px;left:0;right:0;height:8px}
.dropdown a{display:block;padding:10px 14px;border-radius:4px;font-family:var(--font-display);font-weight:600;font-size:.82rem;color:var(--carbon-2);transition:background .18s,color .18s}
.dropdown a:hover{background:var(--paper);color:var(--red)}
.dropdown a::after{display:none}
.dropdown a small{display:block;font-family:var(--font-body);font-weight:400;font-size:.72rem;color:var(--grey-light);margin-top:1px}

/* ============================================================
   Hero
============================================================ */
.hero{position:relative;min-height:min(92vh,800px);display:flex;align-items:center;justify-content:center;text-align:center;overflow:hidden}
.hero__bg{position:absolute;inset:0;z-index:0}
.hero__bg img{width:100%;height:100%;object-fit:cover;transform:scale(1.08)}
.hero__bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(245,246,247,.78) 0%,rgba(245,246,247,.66) 45%,rgba(245,246,247,.92) 100%)}
.hero__inner{position:relative;z-index:2;width:100%;max-width:1320px;padding:150px 28px 78px}
.hero h1{font-size:clamp(2.5rem,6vw,4.6rem);margin:14px 0 0;text-wrap:wrap}
.hero h1 .accent{color:var(--red)}
.hero__lead{font-size:clamp(1.02rem,1.5vw,1.22rem);color:var(--carbon-2);max-width:600px;margin:18px auto 0}
.hero__benefits{display:flex;justify-content:center;gap:clamp(20px,5vw,60px);margin:26px 0 26px;flex-wrap:wrap}
.benefit{display:flex;flex-direction:column;align-items:center;gap:10px;max-width:150px}
.benefit__ic{width:52px;height:52px;display:grid;place-items:center;color:var(--steel)}
.benefit__ic svg{width:38px;height:38px;stroke-width:1.4}
.benefit b{font-family:var(--font-display);font-size:1rem;color:var(--carbon)}
.benefit span{font-size:.82rem;color:var(--grey)}
.hero__actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.hero__scroll{position:absolute;bottom:16px;left:50%;transform:translateX(-50%);z-index:2;display:flex;flex-direction:column;align-items:center;gap:7px;color:var(--grey);font-size:.66rem;letter-spacing:.2em;text-transform:uppercase}
@media (max-height:760px){.hero__scroll{display:none}}
.hero__scroll .mouse{width:24px;height:38px;border:2px solid var(--grey-light);border-radius:14px;position:relative}
.hero__scroll .mouse::after{content:"";position:absolute;top:7px;left:50%;width:3px;height:7px;background:var(--red);border-radius:2px;transform:translateX(-50%);animation:scrolldot 1.6s infinite}
@keyframes scrolldot{0%{opacity:0;transform:translate(-50%,0)}40%{opacity:1}80%{opacity:0;transform:translate(-50%,12px)}}

/* ============================================================
   Intro text (siempre visible) — incluye Rotulación demovida
============================================================ */
.intro{text-align:center}
.intro__grid{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(30px,6vw,90px);align-items:center;text-align:left}
.intro h2{font-size:clamp(1.8rem,3.4vw,2.7rem)}
.intro p{color:var(--carbon-2);margin-top:18px;font-size:1.05rem}
.intro__aside{background:var(--carbon);color:#fff;padding:38px 34px;border-radius:4px;box-shadow:var(--shadow-md)}
.intro__aside .eyebrow{color:#fff;opacity:.6}
.intro__aside h3{color:#fff;font-size:1.4rem;margin:10px 0 12px}
.intro__aside p{color:rgba(255,255,255,.74);font-size:.96rem;margin:0 0 22px}
.intro__aside .btn{width:100%;justify-content:center}
.rotul-link{color:var(--red);font-weight:700;border-bottom:2px solid rgba(226,35,26,.3);transition:border-color .25s}
.rotul-link:hover{border-color:var(--red)}

/* ============================================================
   Acordeón 3 pilares
============================================================ */
.pillars-head{text-align:center;max-width:720px;margin:0 auto clamp(34px,5vw,56px)}
.pillars-head h2{font-size:clamp(2rem,4vw,3.2rem)}
.pillars-head p{color:var(--grey);margin-top:14px}
.accordion{display:flex;height:clamp(440px,62vh,640px);gap:6px;padding:0 clamp(8px,2vw,24px)}
.panel{
  position:relative;flex:1;border-radius:4px;overflow:hidden;cursor:pointer;
  transition:flex .9s var(--ease);min-width:0;
}
.panel.is-active{flex:9}
.panel__img{position:absolute;inset:0}
.panel__img img{width:100%;height:100%;object-fit:cover}
.panel__img .base{object-position:0% 50%;filter:grayscale(.4) brightness(.88);transition:filter .8s var(--ease),object-position .9s var(--ease)}
.panel.is-active .panel__img .base{object-position:50% 50%;filter:none}
.panel__img .design{position:absolute;inset:0;object-position:50% 50%;opacity:0;transition:opacity .55s .3s var(--ease)}
.panel.is-active .panel__img .design{opacity:1}
.panel::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,24,28,.12),rgba(20,24,28,.55));transition:background .6s;pointer-events:none}
.panel.is-active::after{background:linear-gradient(180deg,transparent 65%,rgba(20,24,28,.18))}
.panel__num{position:absolute;top:22px;left:24px;z-index:3;font-family:var(--font-display);font-weight:800;font-size:.8rem;color:rgba(255,255,255,.55);letter-spacing:.2em}
.panel__content{position:absolute;left:0;right:0;bottom:0;z-index:3;padding:30px 28px;color:#fff;text-align:center}
@media (min-width:761px){
  /* en desktop el diseño del cliente ya lleva los textos horneados */
  .panel__title,.panel__desc{display:none}
}
.panel__label{writing-mode:vertical-rl;transform:rotate(180deg);position:absolute;left:24px;bottom:30px;z-index:3;font-family:var(--font-display);font-weight:800;font-size:1.15rem;letter-spacing:.04em;color:#fff;transition:opacity .4s;text-shadow:0 2px 18px rgba(0,0,0,.5)}
.panel.is-active .panel__label{opacity:0}
.panel__title{font-size:clamp(1.4rem,2.4vw,2.2rem);color:#fff;opacity:0;transform:translateY(14px);transition:opacity .5s .15s var(--ease),transform .5s .15s var(--ease)}
.panel__desc{color:rgba(255,255,255,.82);max-width:440px;margin-top:10px;opacity:0;transform:translateY(14px);transition:opacity .5s .22s var(--ease),transform .5s .22s var(--ease);font-size:.98rem}
.panel__open{display:inline-flex;align-items:center;gap:9px;margin-top:20px;font-family:var(--font-display);font-weight:700;font-size:.9rem;color:#fff;background:var(--red);padding:13px 24px;border-radius:2px;opacity:0;transform:translateY(14px);transition:opacity .5s .3s var(--ease),transform .5s .3s var(--ease),background .25s}
.panel__open:hover{background:var(--red-dark)}
.panel.is-active .panel__title,.panel.is-active .panel__desc,.panel.is-active .panel__open{opacity:1;transform:translateY(0)}

/* ============================================================
   Catálogo dinámico (emerge)
============================================================ */
.catalog{overflow:hidden;max-height:0;transition:max-height .7s var(--ease);background:var(--paper)}
.catalog.is-open{max-height:2600px}
.catalog__inner{padding:clamp(40px,6vw,80px) 0}
.catalog__top{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap;margin-bottom:26px}
.catalog__top h3{font-size:clamp(1.5rem,2.6vw,2.1rem)}
.catalog__top .close{font-family:var(--font-display);font-weight:700;font-size:.85rem;color:var(--grey);display:flex;align-items:center;gap:8px}
.catalog__top .close:hover{color:var(--red)}
.tabs{display:flex;gap:6px;border-bottom:1px solid var(--line);margin-bottom:34px;flex-wrap:wrap}
.tab{
  font-family:var(--font-display);font-weight:700;font-size:.9rem;color:var(--grey);
  padding:14px 22px;position:relative;transition:color .25s;
}
.tab::after{content:"";position:absolute;left:0;bottom:-1px;width:0;height:3px;background:var(--red);transition:width .3s var(--ease)}
.tab.is-active{color:var(--carbon)}
.tab.is-active::after{width:100%}
.tab__intro{color:var(--carbon-2);max-width:680px;margin:-14px 0 30px;font-size:1rem}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:22px}
.grid--3col{grid-template-columns:repeat(3,1fr)}
@media (max-width:900px){.grid--3col{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.grid--3col{grid-template-columns:1fr}}
.card{
  background:#fff;border:1px solid var(--line);border-radius:4px;overflow:hidden;
  transition:transform .35s var(--ease),box-shadow .35s var(--ease);opacity:0;transform:translateY(20px);
}
.card.in{opacity:1;transform:translateY(0)}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md)}
.card__media{position:relative;aspect-ratio:4/3;background:var(--paper-2);overflow:hidden}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.card:hover .card__media img{transform:scale(1.06)}
.card__tag{position:absolute;top:12px;left:12px;background:var(--red);color:#fff;font-family:var(--font-display);font-weight:700;font-size:.66rem;letter-spacing:.08em;text-transform:uppercase;padding:5px 10px;border-radius:2px}
.card__body{padding:20px}
.card__body h4{font-size:1.02rem;letter-spacing:0}
.card__specs{list-style:none;margin:14px 0 18px;display:flex;flex-direction:column;gap:7px}
.card__specs li{font-size:.85rem;color:var(--carbon-2);display:flex;align-items:center;gap:9px}
.card__specs li::before{content:"";width:6px;height:6px;background:var(--red);border-radius:50%;flex-shrink:0}
.card__link{font-family:var(--font-display);font-weight:700;font-size:.82rem;color:var(--steel);display:inline-flex;align-items:center;gap:7px;border-top:1px solid var(--line);padding-top:14px;width:100%}
.card__link:hover{color:var(--red)}

/* ============================================================
   Autoridad + confianza
============================================================ */
.authority{display:grid;grid-template-columns:1fr 1fr;gap:clamp(34px,6vw,80px);align-items:center}
.authority__media{position:relative;border-radius:4px;overflow:hidden;box-shadow:var(--shadow-md)}
.authority__media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.authority__badge{position:absolute;bottom:18px;left:18px;background:#fff;padding:12px 18px;border-radius:3px;box-shadow:var(--shadow-sm);display:flex;align-items:center;gap:12px}
.authority__badge img{height:30px;width:auto}
.authority h2{font-size:clamp(1.9rem,3.4vw,2.7rem)}
.authority p{color:var(--carbon-2);margin-top:16px}
.seals{display:flex;gap:18px;flex-wrap:wrap;margin-top:26px}
.seal{display:flex;align-items:center;gap:10px;font-family:var(--font-display);font-weight:700;font-size:.82rem;color:var(--carbon-2);background:var(--paper);border:1px solid var(--line);padding:12px 16px;border-radius:3px}
.seal svg{color:var(--steel);width:22px;height:22px}

.clients{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#fff}
.clients__head{text-align:center;margin-bottom:30px}
.clients__head .eyebrow{color:var(--grey-light)}
.marquee{overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.marquee__track{display:flex;gap:64px;width:max-content;animation:scrollx 32s linear infinite}
.marquee:hover .marquee__track{animation-play-state:paused}
.client-logo{font-family:var(--font-display);font-weight:800;font-size:1.3rem;color:var(--grey-light);letter-spacing:.03em;white-space:nowrap;opacity:.7;transition:opacity .3s,color .3s}
.client-logo:hover{opacity:1;color:var(--carbon)}
@keyframes scrollx{to{transform:translateX(-50%)}}

/* ============================================================
   Conversión (CTA + formulario)
============================================================ */
.convert{background:var(--carbon);color:#fff;position:relative;overflow:hidden}
.convert::before{content:"";position:absolute;top:-40%;right:-10%;width:480px;height:480px;background:radial-gradient(circle,rgba(226,35,26,.22),transparent 68%)}
.convert__grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(36px,6vw,80px);align-items:center;position:relative;z-index:2}
.convert h2{color:#fff;font-size:clamp(2rem,4vw,3rem)}
.convert .eyebrow{color:var(--red)}
.convert__lead{color:rgba(255,255,255,.72);margin-top:18px;font-size:1.08rem}
.convert__contact{margin-top:30px;display:flex;flex-direction:column;gap:14px}
.convert__contact a{display:flex;align-items:center;gap:14px;font-family:var(--font-display);font-weight:600;color:#fff}
.convert__contact .ic{width:42px;height:42px;border:1px solid rgba(255,255,255,.2);border-radius:50%;display:grid;place-items:center;color:var(--red);flex-shrink:0}
.convert__contact b{font-size:1.15rem;display:block}
.convert__contact span{font-size:.78rem;color:var(--grey-light);font-family:var(--font-body);font-weight:400}
.form{background:#fff;border-radius:6px;padding:clamp(26px,3vw,38px);box-shadow:var(--shadow-lg)}
.form__logo{height:44px;width:auto;margin-bottom:18px}
.form h3{color:var(--carbon);font-size:1.4rem}
.form p.sub{color:var(--grey);font-size:.9rem;margin:6px 0 22px}
.field{margin-bottom:16px}
.field label{display:block;font-family:var(--font-display);font-weight:600;font-size:.78rem;color:var(--carbon-2);margin-bottom:7px;letter-spacing:.02em}
.field input,.field textarea,.field select{
  width:100%;padding:14px 16px;border:1.5px solid var(--line);border-radius:3px;font-family:inherit;font-size:.95rem;color:var(--carbon);background:var(--paper);transition:border-color .25s,background .25s;
}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--red);background:#fff}
.field textarea{resize:vertical;min-height:92px}
.form .btn{width:100%;justify-content:center;margin-top:6px}
.form__legal{font-size:.72rem;color:var(--grey);margin-top:14px;text-align:center}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

/* ============================================================
   Footer
============================================================ */
.footer{background:#15181c;color:rgba(255,255,255,.66);padding:72px 0 0}
.footer__top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer__brand img{height:40px;width:auto;margin-bottom:20px;background:#fff;padding:10px 14px;border-radius:7px;box-sizing:content-box}
.footer__brand p{font-size:.9rem;max-width:260px}
.footer h5{font-family:var(--font-display);font-weight:700;color:#fff;font-size:.82rem;letter-spacing:.14em;text-transform:uppercase;margin-bottom:18px}
.footer ul{list-style:none;display:flex;flex-direction:column;gap:11px}
.footer a:hover{color:#fff}
.footer__col a{font-size:.9rem}
.deleg{display:flex;flex-direction:column;gap:14px}
.deleg__item b{font-family:var(--font-display);color:#fff;font-size:.86rem;display:block;margin-bottom:2px}
.deleg__item span{font-size:.84rem}
.footer__bottom{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;padding:22px 0;font-size:.8rem}
.footer__bottom a{margin-left:18px}

/* ============================================================
   Stickies (conversión)
============================================================ */
.fab{position:fixed;right:20px;bottom:20px;z-index:50;display:flex;flex-direction:column;gap:12px;align-items:flex-end}
.fab__wa{width:58px;height:58px;border-radius:50%;background:#25d366;display:grid;place-items:center;box-shadow:0 12px 30px -8px rgba(37,211,102,.6);transition:transform .25s}
.fab__wa:hover{transform:scale(1.08)}
.fab__wa svg{width:30px;height:30px;color:#fff}
.mobile-cta{display:none}

/* reveal util */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:translateY(0)}

/* ============================================================
   Responsive
============================================================ */
@media (max-width:980px){
  .intro__grid,.authority,.convert__grid{grid-template-columns:1fr}
  .footer__top{grid-template-columns:1fr 1fr}
  .nav,.header__phone{display:none}
  .burger{display:flex}
  .header__cta .btn{padding:11px 18px;font-size:.82rem}
}
@media (max-width:760px){
  body{font-size:16px}
  .accordion{flex-direction:column;height:auto;gap:10px}
  .panel{height:200px;flex:none!important}
  .panel.is-active{height:340px}
  .panel__label{writing-mode:horizontal-tb;transform:none;left:24px;bottom:24px}
  .panel__img .design{display:none}
  .panel__img .base{object-position:50% 50%}
  .panel__content{text-align:left}
  .footer__top{grid-template-columns:1fr}
  .mobile-cta{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:55;background:#fff;box-shadow:0 -4px 20px rgba(0,0,0,.1);padding:10px 14px;gap:10px}
  .mobile-cta .btn{flex:1;justify-content:center;padding:14px}
  .fab{bottom:78px}
  .hero__inner{padding-top:96px}
}
@media (max-width:520px){
  .footer__bottom{flex-direction:column;align-items:flex-start}
  .hero__benefits{gap:18px}
}

/* ============================================================
   INTERIOR PAGES
============================================================ */
.page-hero{position:relative;min-height:clamp(360px,48vh,460px);display:flex;align-items:flex-end;overflow:hidden;margin-top:0}
.page-hero__bg{position:absolute;inset:0;z-index:0}
.page-hero__bg img{width:100%;height:100%;object-fit:cover;filter:brightness(.62) contrast(1.04)}
.page-hero__bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,24,28,.35),rgba(20,24,28,.78))}
.page-hero__inner{position:relative;z-index:2;padding:0 0 clamp(34px,5vw,56px)}
.breadcrumb{font-family:var(--font-display);font-weight:600;font-size:.76rem;letter-spacing:.04em;color:rgba(255,255,255,.7);margin-bottom:16px;display:flex;gap:9px;flex-wrap:wrap;padding-top:90px}
.breadcrumb a:hover{color:#fff}
.breadcrumb span{opacity:.5}
.page-hero h1{color:#fff;font-size:clamp(2.1rem,4.6vw,3.5rem);max-width:880px}
.page-hero__lead{color:rgba(255,255,255,.85);max-width:640px;margin-top:16px;font-size:clamp(1rem,1.5vw,1.2rem)}

.prose{max-width:760px}
.prose p{margin-bottom:18px;color:var(--carbon-2)}
.prose h2{font-size:clamp(1.6rem,3vw,2.3rem);margin:8px 0 16px}
.prose h3{font-size:1.3rem;margin:28px 0 12px}
.prose ul{margin:0 0 20px;padding-left:0;list-style:none}
.prose ul li{position:relative;padding-left:28px;margin-bottom:11px;color:var(--carbon-2)}
.prose ul li::before{content:"";position:absolute;left:0;top:9px;width:14px;height:2px;background:var(--red)}

.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(34px,6vw,76px);align-items:center}
.split--rev .split__media{order:2}
.split__media{border-radius:5px;overflow:hidden;box-shadow:var(--shadow-md)}
.split__media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.split h2{font-size:clamp(1.7rem,3.2vw,2.4rem)}
.split .eyebrow{margin-bottom:12px;display:block}
.split p{color:var(--carbon-2);margin-top:14px}

.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:22px}
.feature-card{background:#fff;border:1px solid var(--line);border-radius:5px;padding:30px 26px;transition:transform .3s var(--ease),box-shadow .3s var(--ease)}
.feature-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}
.feature-card .fic{width:48px;height:48px;border-radius:10px;background:var(--paper);display:grid;place-items:center;color:var(--red);margin-bottom:18px}
.feature-card .fic svg{width:26px;height:26px}
.feature-card h3{font-size:1.15rem;margin-bottom:8px}
.feature-card p{font-size:.92rem;color:var(--grey)}

.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px}
.gallery__item{position:relative;border-radius:5px;overflow:hidden;aspect-ratio:4/3;box-shadow:var(--shadow-sm)}
.gallery__item img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.gallery__item:hover img{transform:scale(1.07)}
.gallery__cap{position:absolute;left:0;right:0;bottom:0;padding:30px 18px 16px;background:linear-gradient(transparent,rgba(20,24,28,.82));color:#fff}
.gallery__cap b{font-family:var(--font-display);font-size:1rem;display:block}
.gallery__cap span{font-size:.8rem;color:rgba(255,255,255,.8)}

.faq{max-width:820px;margin:0 auto}
.faq__item{border-bottom:1px solid var(--line)}
.faq__q{width:100%;text-align:left;display:flex;justify-content:space-between;align-items:center;gap:20px;padding:22px 4px;font-family:var(--font-display);font-weight:700;font-size:1.05rem;color:var(--carbon)}
.faq__q .pm{width:20px;height:20px;flex-shrink:0;position:relative}
.faq__q .pm::before,.faq__q .pm::after{content:"";position:absolute;background:var(--red);transition:transform .3s}
.faq__q .pm::before{top:9px;left:0;width:20px;height:2px}
.faq__q .pm::after{left:9px;top:0;width:2px;height:20px}
.faq__item.open .pm::after{transform:scaleY(0)}
.faq__a{max-height:0;overflow:hidden;transition:max-height .35s var(--ease)}
.faq__a p{padding:0 4px 22px;color:var(--carbon-2);margin:0}

.cta-band{background:var(--carbon);color:#fff;border-radius:6px;padding:clamp(36px,5vw,60px);text-align:center;position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;top:-30%;left:50%;transform:translateX(-50%);width:520px;height:420px;background:radial-gradient(circle,rgba(226,35,26,.22),transparent 68%)}
.cta-band>*{position:relative;z-index:2}
.cta-band h2{color:#fff;font-size:clamp(1.7rem,3.4vw,2.6rem)}
.cta-band p{color:rgba(255,255,255,.75);max-width:560px;margin:14px auto 26px}
.cta-band__actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

.specs-strip{display:flex;flex-wrap:wrap;gap:0;border:1px solid var(--line);border-radius:6px;overflow:hidden;background:#fff}
.specs-strip .spec{flex:1;min-width:160px;padding:26px 22px;border-right:1px solid var(--line);text-align:center}
.specs-strip .spec:last-child{border-right:none}
.specs-strip .spec b{display:block;font-family:var(--font-display);font-size:2rem;color:var(--red);line-height:1}
.specs-strip .spec span{font-size:.84rem;color:var(--grey);margin-top:8px;display:block}

.postcard{background:#fff;border:1px solid var(--line);border-radius:5px;overflow:hidden;transition:transform .3s var(--ease),box-shadow .3s var(--ease)}
.postcard:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}
.postcard__media{aspect-ratio:16/10;overflow:hidden;background:var(--paper-2)}
.postcard__media img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.postcard:hover .postcard__media img{transform:scale(1.05)}
.postcard__body{padding:22px}
.postcard__body .cat{font-family:var(--font-display);font-weight:700;font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:var(--red)}
.postcard__body h3{font-size:1.08rem;margin:8px 0 0;line-height:1.3}

@media (max-width:860px){
  .split,.split--rev .split__media{grid-template-columns:1fr;order:0}
  .split--rev .split__text{order:2}
}
@media (max-width:760px){
  .nav__item .dropdown{display:none}
  .breadcrumb{padding-top:80px}
}

/* ---------- Mobile menu overlay ---------- */
.mobile-menu{position:fixed;inset:0;z-index:80;background:rgba(255,255,255,.98);backdrop-filter:blur(8px);display:flex;flex-direction:column;justify-content:center;gap:4px;padding:80px 32px 40px;transform:translateX(100%);transition:transform .35s var(--ease);overflow-y:auto}
.mobile-menu.open{transform:translateX(0)}
.mobile-menu__close{position:absolute;top:24px;right:28px;font-size:1.6rem;color:var(--carbon);width:44px;height:44px}
.mobile-menu nav{display:flex;flex-direction:column;gap:2px;margin-bottom:24px}
.mobile-menu nav a{font-family:var(--font-display);font-weight:700;font-size:1.45rem;color:var(--carbon);padding:9px 0}
.mobile-menu nav a.sub{font-size:.98rem;font-weight:600;color:var(--grey);padding:5px 0 5px 16px}
.mobile-menu .btn{justify-content:center;font-size:1.05rem;padding:18px}
.mobile-menu .mm-phone{text-align:center;font-family:var(--font-display);font-weight:700;font-size:1.2rem;color:var(--red);margin-top:18px}

/* ============================================================
   HOME segun mockup aprobado
============================================================ */
:root{--sky:#cfdfec;--sky-2:#dbe8f2}

/* Hero oscuro tecnico */
.hero--dark .hero__bg::after{background:linear-gradient(180deg,rgba(8,18,32,.68) 0%,rgba(8,18,32,.55) 45%,rgba(8,18,32,.78) 100%)}
.hero--dark h1{color:#fff;font-size:clamp(2.3rem,5.2vw,4.2rem);max-width:1280px;margin:0 auto;text-wrap:wrap}
.hero--dark .hero__lead{color:rgba(255,255,255,.88)}
.hero__brandrow{display:flex;align-items:center;justify-content:center;gap:18px;flex-wrap:wrap;margin:34px 0 8px}
.hero__brandrow .since{font-style:italic;color:rgba(255,255,255,.85);font-size:1rem}
.hero__brandrow .official{display:flex;flex-direction:column;align-items:flex-start;gap:4px}
.hero__brandrow .official span{font-size:.78rem;color:rgba(255,255,255,.75);letter-spacing:.04em}
.hero__brandrow .official img{height:30px;width:auto;background:#fff;padding:7px 12px;border-radius:7px;box-shadow:0 3px 10px rgba(0,0,0,.18)}
.hero__claim{color:#fff;font-size:clamp(1.05rem,1.8vw,1.35rem);font-weight:600;max-width:860px;margin:18px auto 0;font-family:var(--font-display)}
.hero__checks{display:flex;flex-direction:column;align-items:center;gap:10px;margin:30px 0 34px}
.hero__checks li{list-style:none;display:flex;align-items:center;gap:11px;color:#fff;font-size:1rem}
.hero__checks li svg{width:20px;height:20px;color:var(--red);background:#fff;border-radius:3px;padding:2px;flex-shrink:0}

/* Seccion problema (azul claro) */
.problema{background:var(--sky)}
.problema__grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(30px,5vw,70px);align-items:center}
.problema h2{font-size:clamp(1.55rem,2.8vw,2.2rem)}
.problema__sub{color:var(--carbon-2);margin-top:14px;font-size:1.08rem}
.benefit-list{margin-top:30px;display:flex;flex-direction:column;gap:16px}
.benefit-list li{list-style:none;background:rgba(255,255,255,.55);border-left:4px solid var(--red);padding:14px 18px;font-size:.98rem;color:var(--carbon-2);border-radius:0 4px 4px 0}
.benefit-list b{color:var(--carbon)}
.problema__media{border-radius:5px;overflow:hidden;box-shadow:var(--shadow-md)}
.problema__media img{width:100%;aspect-ratio:4/3;object-fit:cover}

/* Certificaciones (azul claro) */
.certs{background:var(--sky-2);text-align:center}
.certs p{max-width:780px;margin:0 auto 18px;color:var(--carbon-2);font-size:1.05rem}
.certs p b{color:var(--carbon)}
.certs__seals{display:flex;justify-content:center;gap:16px;flex-wrap:wrap;margin-top:30px}
.cert-badge{background:#fff;border:1px solid rgba(31,35,40,.12);border-radius:5px;padding:16px 22px;display:flex;flex-direction:column;align-items:center;gap:6px;min-width:130px;box-shadow:var(--shadow-sm)}
.cert-badge b{font-family:var(--font-display);font-size:.92rem;color:var(--carbon)}
.cert-badge span{font-size:.72rem;color:var(--grey);letter-spacing:.06em;text-transform:uppercase}
.cert-badge svg{width:30px;height:30px;color:var(--steel)}

/* Cita diferencial Solarcheck */
.quote{text-align:center}
.quote h2{font-size:clamp(1.5rem,2.6vw,2rem);margin-bottom:18px}
.quote p{max-width:820px;margin:0 auto;color:var(--carbon-2);font-size:clamp(1.05rem,1.7vw,1.25rem);line-height:1.7}
.quote p b{color:var(--carbon)}

/* Split azul Centro Oficial (estilo mockup) */
.split-blue{display:grid;grid-template-columns:1fr 1fr;min-height:520px}
.split-blue__panel{background:var(--sky);display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:clamp(40px,5vw,80px)}
.split-blue__panel h2{font-size:clamp(1.6rem,2.6vw,2.2rem);font-weight:600;font-family:var(--font-body);letter-spacing:0}
.split-blue__panel img.sclogo{height:40px;width:auto;margin:18px 0 6px}
.split-blue__panel .official{font-family:var(--font-display);font-weight:700;font-size:1.02rem;margin:14px 0 18px}
.split-blue__panel p{color:var(--carbon-2);max-width:480px;font-size:.98rem;margin-bottom:10px}
.split-blue__panel .btn--dark{background:var(--carbon);color:#fff;margin-top:22px}
.split-blue__panel .btn--dark:hover{background:#000;transform:translateY(-2px)}
.split-blue__media{overflow:hidden}
.split-blue__media img{width:100%;height:100%;object-fit:cover}

/* 3 tarjetas categorias */
.cards3{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(18px,3vw,40px)}
.cards3 a{display:block}
.cards3 .c3__media{aspect-ratio:16/11;overflow:hidden;border-radius:3px;box-shadow:var(--shadow-sm)}
.cards3 img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.cards3 a:hover img{transform:scale(1.05)}
.cards3 figcaption{font-family:var(--font-display);font-weight:600;font-size:.82rem;letter-spacing:.08em;text-transform:uppercase;color:var(--carbon-2);margin-top:12px}
.cards3 a:hover figcaption{color:var(--red)}

/* Clientes con logos reales */
.clients__sub{text-align:center;color:var(--carbon-2);font-weight:600;margin-top:6px}
.marquee--logos .marquee__track{align-items:center;gap:clamp(40px,5vw,80px)}
.marquee--logos img{height:50px;width:128px;object-fit:contain;object-position:center;filter:grayscale(.15);opacity:.9;transition:filter .3s,opacity .3s}
.marquee--logos img:hover{filter:none;opacity:1}

/* Banda fábrica (mockup) */
.band{height:clamp(140px,16vw,300px);overflow:hidden}
.band img{width:100%;height:100%;object-fit:cover}

/* Banda negra CTA (mockup) */
.convert--black{background:#000}
.convert--black::before{display:none}
.convert--black .convert__lead{text-transform:uppercase;letter-spacing:.08em;font-size:.92rem;color:rgba(255,255,255,.7)}

/* Footer direcciones */
.footer__addr{display:flex;flex-direction:column;gap:12px}
.footer__addr .addr b{font-family:var(--font-display);color:#fff;font-size:.86rem;display:block;margin-bottom:2px}
.footer__addr .addr span{font-size:.82rem;line-height:1.5;display:block}
.footer__logos{display:flex;flex-direction:column;align-items:flex-start;gap:14px}
.footer__logos .grupodti{height:34px;width:auto;background:#fff;padding:8px 12px;border-radius:6px;box-sizing:content-box}
.footer__social{display:flex;gap:12px;margin-top:16px}
.footer__social a{width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.1);display:grid;place-items:center;transition:background .25s}
.footer__social a:hover{background:var(--red)}
.footer__social svg{width:18px;height:18px;color:#fff}
.footer__credit{color:rgba(255,255,255,.45)}
.footer__credit a{color:rgba(255,255,255,.6)}
.footer__credit a:hover{color:#fff}

@media (max-width:900px){
  .problema__grid,.split-blue{grid-template-columns:1fr}
  .cards3{grid-template-columns:1fr;gap:22px}
  .split-blue__media{min-height:300px}
}

/* ---------- Header sobre hero oscuro (texto blanco arriba) ---------- */
.header__logo .logo-white{display:none}
.header--over-dark:not(.header--solid) .header__logo .logo-color{display:none}
.header--over-dark:not(.header--solid) .header__logo .logo-white{display:block}
.header--over-dark:not(.header--solid) .nav__item>a{color:#fff}
.header--over-dark:not(.header--solid) .nav__item>a::after{background:#fff}
.header--over-dark:not(.header--solid) .header__phone{color:#fff}
.header--over-dark:not(.header--solid) .header__phone svg{color:#fff}
.header--over-dark:not(.header--solid) .burger span{background:#fff}

/* ---------- Galería de proyectos clicable ---------- */
.gallery__item--link{cursor:pointer;display:block}
.gallery__go{position:absolute;top:14px;right:14px;background:var(--red);color:#fff;font-family:var(--font-display);font-weight:700;font-size:.72rem;letter-spacing:.04em;padding:6px 12px;border-radius:2px;opacity:0;transform:translateY(-6px);transition:opacity .3s var(--ease),transform .3s var(--ease);z-index:3}
.gallery__item--link:hover .gallery__go{opacity:1;transform:translateY(0)}

/* ---------- Photo grid + lightbox ---------- */
.pgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px}
.pgrid__item{position:relative;border:none;padding:0;border-radius:5px;overflow:hidden;aspect-ratio:4/3;cursor:zoom-in;background:var(--paper-2)}
.pgrid__item img{width:100%;height:100%;object-fit:cover;transition:transform .55s var(--ease)}
.pgrid__item:hover img{transform:scale(1.06)}
.lightbox{position:fixed;inset:0;z-index:2000;background:rgba(15,18,22,.95);display:none;align-items:center;justify-content:center;padding:30px;cursor:zoom-out}
body.lb-open .header,body.lb-open .fab,body.lb-open .mobile-cta{opacity:0;pointer-events:none}
.lightbox.open{display:flex}
.lightbox img{max-width:96%;max-height:92%;border-radius:4px;box-shadow:var(--shadow-lg)}
.lightbox__close{position:absolute;top:18px;right:26px;color:#fff;font-size:2.2rem;line-height:1;cursor:pointer}

/* ---------- Control de palabras huérfanas (orphans) ---------- */
h1,h2,h3,h4{text-wrap:balance}
p,li,.panel__desc,.hero__claim,.problema__sub{text-wrap:pretty}