/* Imperio Diesel — sitio web. Componentes del design system traducidos a CSS. */

/* ---------- Base ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;scroll-behavior:smooth}
body{margin:0;font-family:var(--font-body);font-size:var(--fs-body);line-height:var(--lh-body);color:var(--text-body);background:var(--surface-page)}
img{max-width:100%;height:auto}
a{color:var(--text-accent);text-decoration:none}
::selection{background:var(--id-red);color:#fff}
:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{position:absolute;left:16px;top:-60px;z-index:100;padding:10px 14px;background:var(--id-red);color:#fff;font-weight:600}
.skip-link:focus{top:12px}

.container{max-width:var(--container-max);margin:0 auto;padding-left:var(--gutter);padding-right:var(--gutter)}
.section{padding-top:104px;padding-bottom:104px}
.bg-white{background:#fff}
.bg-muted{background:var(--surface-muted)}
.bg-black{background:var(--id-black);color:#fff}
.rel{position:relative}
.layer{position:absolute;inset:0;pointer-events:none}
.pat-diag45{background:var(--pattern-diag-45-dark)}
.pat-diag30{background:var(--pattern-diag-30-dark)}
.pat-grid{background:var(--pattern-grid-dark)}
.icon{flex:none;display:block}

/* ---------- Button ---------- */
.btn{--h:44px;--px:22px;--fs:14px;display:inline-flex;align-items:center;justify-content:center;gap:10px;height:var(--h);padding:0 var(--px);
  border:1.5px solid transparent;border-radius:var(--radius-control);background:var(--action-primary);color:#fff;
  font:600 var(--fs)/1 var(--font-body);letter-spacing:var(--ls-button);text-transform:uppercase;white-space:nowrap;cursor:pointer;text-decoration:none;
  transition:background var(--dur-fast) var(--ease-out),color var(--dur-fast) var(--ease-out),border-color var(--dur-fast) var(--ease-out)}
.btn .icon{width:calc(var(--fs) + 4px);height:calc(var(--fs) + 4px)}
.btn .icon-r{transition:transform var(--dur-base) var(--ease-out)}
.btn:hover{background:var(--action-primary-hover);color:#fff;text-decoration:none}
.btn:hover .icon-r{transform:translateX(3px)}
.btn:active{background:var(--action-primary-press)}
.btn--sm{--h:36px;--px:16px;--fs:13px}
.btn--lg{--h:54px;--px:30px;--fs:16px}
.btn--cut{border-radius:0;padding:0 calc(var(--px) + 8px);clip-path:polygon(0 0,calc(100% - 12px) 0,100% 12px,100% 100%,0 100%)}
.btn--secondary{background:var(--action-secondary)}
.btn--secondary:hover,.btn--secondary:active{background:var(--action-secondary-hover)}
.btn--outline{background:transparent;color:var(--text-strong);border-color:var(--id-black)}
.btn--outline:hover,.btn--outline:active{background:var(--id-black);color:#fff}
.btn--outline-light{background:transparent;color:#fff;border-color:#fff}
.btn--outline-light:hover,.btn--outline-light:active{background:#fff;color:var(--id-black)}
.btn--ghost{background:transparent;color:var(--text-strong)}
.btn--ghost:hover,.btn--ghost:active{background:rgba(17,19,21,.06);color:var(--text-strong)}
.btn[disabled]{opacity:.4;cursor:not-allowed}

.icon-btn{width:38px;height:38px;display:inline-flex;align-items:center;justify-content:center;padding:0;flex:none;border:1.5px solid rgba(255,255,255,.35);
  border-radius:var(--radius-control);background:transparent;color:#fff;cursor:pointer;transition:all var(--dur-fast) var(--ease-out)}
.icon-btn .icon{width:17px;height:17px}
.icon-btn:hover{background:#fff;color:var(--id-black)}
.icon-btn--ghost{border-color:transparent;color:var(--text-strong);width:36px;height:36px}
.icon-btn--ghost:hover{background:rgba(17,19,21,.06);color:var(--text-strong)}

/* ---------- Section header ---------- */
.sh{display:flex;flex-direction:column;gap:16px;align-items:flex-start}
.sh__eyebrow{display:flex;align-items:center;gap:12px;font:600 13px var(--font-display);letter-spacing:var(--ls-overline);text-transform:uppercase;color:var(--text-muted)}
.sh__num{color:var(--id-red);letter-spacing:.1em}
.sh__sep{width:24px;height:1px;background:currentColor;opacity:.5}
.sh__title{margin:0;font:700 var(--fs-h1)/.98 var(--font-display);text-transform:uppercase;letter-spacing:var(--ls-display);color:var(--text-strong);text-wrap:balance}
.sh--xl .sh__title{font-size:var(--fs-display-l)}
.sh__title em{font-style:normal;color:var(--id-red)}
.sh__bar{width:56px;height:4px;background:var(--id-red)}
.sh__lead{margin:0;max-width:620px;font:400 var(--fs-lead)/var(--lh-lead) var(--font-body);color:var(--text-muted);text-wrap:pretty}
.sh--dark .sh__eyebrow,.sh--dark .sh__lead{color:var(--text-on-dark-muted)}
.sh--dark .sh__title{color:#fff}

/* ---------- Card ---------- */
.card{position:relative;display:flex;flex-direction:column;gap:16px;padding:28px;background:#fff;color:var(--text-body);border:1px solid var(--border-subtle);
  border-radius:var(--radius-card);overflow:hidden;transition:all var(--dur-base) var(--ease-out);text-decoration:none}
.card::before{content:"";position:absolute;left:0;top:0;height:3px;width:48px;background:var(--id-red);transition:width var(--dur-slow) var(--ease-out)}
.card--dark{background:var(--id-n-850);color:#fff;border-color:var(--border-dark)}
.card--link{cursor:pointer}
.card--link:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);text-decoration:none}
.card--link.card--dark:hover{box-shadow:var(--shadow-dark)}
.card--link:hover::before{width:100%}
.card__top{display:flex;align-items:center;justify-content:space-between}
.card__num{font:700 40px/1 var(--font-display);color:var(--id-red)}
.card__icon{width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--border-subtle);color:var(--text-strong)}
.card__icon .icon{width:22px;height:22px}
.card--dark .card__icon{border-color:var(--border-dark-strong);color:#fff}
.card__title{margin:0;font:700 26px/1.05 var(--font-display);text-transform:uppercase;color:var(--text-strong)}
.card__title em{font-style:normal;color:var(--id-red)}
.card--dark .card__title{color:#fff}
.card__body{margin:0;font:400 15px/1.6 var(--font-body);color:var(--text-body)}
.card--dark .card__body{color:var(--text-on-dark-muted)}

/* ---------- Stat / Badge ---------- */
.stats{display:flex;gap:40px;flex-wrap:wrap}
.stat{display:flex;flex-direction:column;gap:6px;padding-left:16px;border-left:1px solid var(--border-strong)}
.stat__value{font:700 56px/1 var(--font-display);color:var(--text-strong)}
.stat__label{font:500 13px/1.4 var(--font-body);color:var(--text-muted)}
.stat--accent .stat__value{color:var(--id-red)}
.stat--dark{border-left-color:var(--border-dark-strong)}
.stat--dark .stat__value{color:#fff}
.stat--dark.stat--accent .stat__value{color:var(--id-red)}
.stat--dark .stat__label{color:var(--text-on-dark-muted)}

.badges{display:flex;flex-wrap:wrap;gap:8px}
.badge{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--radius-1);font:600 13px/1 var(--font-display);letter-spacing:.14em;text-transform:uppercase;white-space:nowrap;background:var(--id-light);color:var(--text-strong)}
.badge--outline{background:transparent;border:1px solid var(--border-strong)}

/* ---------- Tooltip ---------- */
.tip{position:relative;display:inline-flex}
.tip__box{position:absolute;left:50%;bottom:calc(100% + 8px);transform:translateX(-50%);padding:7px 10px;background:var(--id-black);color:#fff;font:500 12px/1.35 var(--font-body);
  border-radius:var(--radius-1);white-space:nowrap;pointer-events:none;opacity:0;transition:opacity var(--dur-fast);border-bottom:2px solid var(--id-red);z-index:10}
.tip:hover .tip__box,.tip:focus-within .tip__box{opacity:1}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(17,19,21,.96);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border-bottom:1px solid var(--border-dark)}
.site-header__inner{height:76px;display:flex;align-items:center;gap:32px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.brand:hover{text-decoration:none}
.brand img{height:44px;width:auto;display:block}
.brand__text{display:flex;flex-direction:column;line-height:1}
.brand__name{font:700 20px/1 var(--font-display);color:#fff;letter-spacing:.04em}
.brand__sub{font:600 13px/1.1 var(--font-display);color:var(--id-red);letter-spacing:.32em}
.nav{display:flex;gap:4px;margin-left:auto}
.nav a{position:relative;padding:28px 14px;font:600 15px var(--font-display);letter-spacing:.14em;text-transform:uppercase;color:var(--text-on-dark-muted);text-decoration:none;transition:color var(--dur-fast)}
.nav a::after{content:"";position:absolute;left:14px;right:14px;bottom:0;height:3px;background:transparent}
.nav a:hover{color:#fff;text-decoration:none}
.nav a[aria-current="page"]{color:#fff}
.nav a[aria-current="page"]::after{background:var(--id-red)}
.nav-toggle{display:none;margin-left:auto;width:44px;height:44px;align-items:center;justify-content:center;background:transparent;border:1.5px solid rgba(255,255,255,.35);border-radius:var(--radius-control);color:#fff;cursor:pointer}
.nav-toggle .icon{width:22px;height:22px}
.nav-toggle .i-close{display:none}
.mobile-nav{display:none}

/* ---------- Footer ---------- */
.site-footer{background:var(--id-n-950);color:#fff;border-top:4px solid var(--id-red)}
.site-footer__grid{padding-top:64px;padding-bottom:32px;display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}
.site-footer__brand{display:flex;flex-direction:column;gap:20px}
.site-footer__brand img{height:120px;width:auto;display:block;align-self:flex-start}
.site-footer__brand p{margin:0;font:400 14px/1.6 var(--font-body);color:var(--text-on-dark-muted);max-width:280px}
.f-col{display:flex;flex-direction:column;gap:10px;font:400 14px/1.5 var(--font-body);color:var(--text-on-dark-muted)}
.f-col h2{margin:0 0 6px;font:600 13px var(--font-display);letter-spacing:.28em;text-transform:uppercase;color:#fff}
.f-col a{color:inherit}
.f-col a:hover{color:#fff}
.f-col .row{display:flex;gap:8px;align-items:flex-start}
.f-col .row .icon{width:16px;height:16px;margin-top:3px}
.f-social{display:flex;gap:8px;margin-top:6px}
.site-footer__bottom{padding-top:20px;padding-bottom:20px;border-top:1px solid var(--border-dark);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font:400 12px var(--font-body);color:var(--id-n-500)}
.site-footer__claim{font:600 12px var(--font-display);letter-spacing:.28em;text-transform:uppercase}
.site-footer__credit a{color:var(--text-on-dark-muted);text-decoration:underline;text-decoration-color:var(--id-red);text-underline-offset:3px}
.site-footer__credit a:hover{color:#fff}

/* ---------- Photo slot ---------- */
.photo-slot{position:relative;height:360px;background:var(--pattern-grid-dark),var(--gradient-dark);display:flex;align-items:flex-end;padding:16px;overflow:hidden}
.photo-slot::before{content:"";position:absolute;inset:12px;border:1px solid rgba(255,255,255,.12)}
.photo-slot--light{background:var(--pattern-grid-light),var(--surface-muted)}
.photo-slot__label{position:relative;display:inline-flex;align-items:center;gap:8px;font:500 12px var(--font-body);color:var(--text-on-dark-muted);padding:6px 10px;background:rgba(17,19,21,.7)}
.photo-slot__label .icon{width:14px;height:14px}

/* ---------- Home: hero ---------- */
.hero{position:relative;background:var(--id-black);color:#fff;overflow:hidden}
.hero__plane{position:absolute;right:-80px;top:0;bottom:0;width:46%;background:var(--id-graphite);clip-path:polygon(22% 0,100% 0,100% 100%,0 100%)}
.hero__stripe{position:absolute;right:36%;top:0;bottom:0;width:90px;background:var(--id-red);clip-path:polygon(62% 0,100% 0,38% 100%,0 100%)}
.hero__grid{position:relative;padding-top:112px;padding-bottom:120px;display:grid;grid-template-columns:1.25fr 1fr;gap:48px;align-items:center}
.hero__copy{display:flex;flex-direction:column;gap:28px}
.eyebrow{font:600 13px var(--font-display);letter-spacing:.32em;text-transform:uppercase;color:var(--text-on-dark-muted)}
.hero h1{margin:0;font:700 88px/.9 var(--font-display);text-transform:uppercase}
.hero h1 em,.red{font-style:normal;color:var(--id-red)}
.bar{display:block;width:64px;height:4px;background:var(--id-red)}
.hero__lead{margin:0;max-width:520px;font:400 19px/1.55 var(--font-body);color:var(--text-on-dark-muted)}
.actions{display:flex;gap:12px;flex-wrap:wrap}
.hero__logo{display:flex;justify-content:center}
.hero__logo img{height:400px;width:auto;display:block}

.split-head{display:flex;justify-content:space-between;align-items:flex-end;gap:40px}
.stack-56{display:flex;flex-direction:column;gap:56px}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}

.process{display:grid;grid-template-columns:1fr 1.3fr;gap:64px}
.steps{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--border-strong);border:1px solid var(--border-strong)}
.step{background:#fff;padding:28px;display:flex;flex-direction:column;gap:14px}
.step__top{display:flex;justify-content:space-between;align-items:center;color:var(--text-strong)}
.step__top .icon{width:24px;height:24px}
.step__n{font:700 15px var(--font-display);letter-spacing:.2em;color:var(--id-red)}
.step h3{margin:0;font:700 26px/1 var(--font-display);text-transform:uppercase;color:var(--text-strong)}
.step p{margin:0;font:400 15px/1.6 var(--font-body);color:var(--text-muted)}

.legacy{position:relative;background:var(--gradient-dark);color:#fff}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.stack-32{display:flex;flex-direction:column;gap:32px}

.cta-band{position:relative;background:var(--id-red);color:#fff;overflow:hidden}
.cta-band__plane{position:absolute;right:0;top:0;bottom:0;width:30%;background:var(--id-red-deep);clip-path:polygon(30% 0,100% 0,100% 100%,0 100%)}
.cta-band__inner{position:relative;padding-top:64px;padding-bottom:64px;display:flex;align-items:center;justify-content:space-between;gap:32px}
.cta-band h2{margin:0;font:700 48px/1 var(--font-display);text-transform:uppercase}

/* ---------- Sistemas ---------- */
.page-hero{position:relative;background:var(--id-black);color:#fff}
.page-hero__inner{position:relative;padding-top:88px}
.tabs{display:flex;gap:4px;margin-top:56px;border-bottom:1px solid var(--border-dark-strong);overflow-x:auto;scrollbar-width:none}
.tabs::-webkit-scrollbar{display:none}
.tab{position:relative;padding:14px 18px;background:transparent;border:0;cursor:pointer;font:600 16px var(--font-display);letter-spacing:.12em;text-transform:uppercase;white-space:nowrap;color:var(--text-on-dark-muted);transition:color var(--dur-fast)}
.tab::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:3px;background:transparent;transition:background var(--dur-fast)}
.tab:hover{color:#fff}
.tab[aria-selected="true"]{color:#fff}
.tab[aria-selected="true"]::after{background:var(--id-red)}
.sys-panel{padding-top:72px;padding-bottom:104px;display:grid;grid-template-columns:1.1fr 1fr;gap:64px}
.sys-panel[hidden]{display:none}
.sys-detail{display:flex;flex-direction:column;gap:24px;align-items:flex-start}
.sys-title{display:flex;align-items:baseline;gap:16px}
.sys-title__n{font:700 88px/.9 var(--font-display);color:var(--id-red)}
.sys-title h2{margin:0;font:700 52px/1 var(--font-display);text-transform:uppercase;color:var(--text-strong)}
.sys-detail p{margin:0;font:400 18px/1.65 var(--font-body);color:var(--text-body);max-width:560px}
.compare{padding-bottom:104px}
.compare h3{margin:0 0 20px;font:700 26px var(--font-display);text-transform:uppercase;color:var(--text-strong)}
.table-wrap{overflow-x:auto}
.table{width:100%;border-collapse:collapse;font:400 14px/1.5 var(--font-body);color:var(--text-body)}
.table th{background:var(--id-black);text-align:left;padding:12px 16px;font:600 13px var(--font-display);letter-spacing:.18em;text-transform:uppercase;color:#fff;border-bottom:3px solid var(--id-red);white-space:nowrap}
.table td{padding:12px 16px;border-bottom:1px solid var(--border-subtle)}
.table td:first-child{font-weight:600;color:var(--text-strong)}
.table tbody tr:nth-child(even){background:var(--surface-subtle)}

/* ---------- Nosotros ---------- */
.timeline{position:relative;padding-top:96px;padding-bottom:96px;display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--border-dark)}
.timeline__item{background:var(--id-black);padding:40px 40px 40px 0;display:flex;flex-direction:column;gap:14px}
.timeline__item + .timeline__item{padding-left:40px}
.timeline__y{font:700 72px/1 var(--font-display);color:var(--id-red)}
.timeline__item h2{margin:0;font:700 28px var(--font-display);text-transform:uppercase;color:#fff}
.timeline__item p{margin:0;font:400 16px/1.6 var(--font-body);color:var(--text-on-dark-muted);max-width:440px}
.stack-48{display:flex;flex-direction:column;gap:48px;align-items:flex-start}
.stack-48 .grid-4{width:100%}

/* ---------- Contacto ---------- */
.contact{display:grid;grid-template-columns:1fr 1.25fr;min-height:calc(100vh - 76px)}
.contact__info{position:relative;background:var(--id-black);padding:88px 56px}
.contact__info-inner{position:relative;display:flex;flex-direction:column;gap:40px;max-width:460px;margin-left:auto}
.c-row{display:flex;gap:16px;padding:20px 0;border-bottom:1px solid var(--border-dark)}
.c-row__icon{width:44px;height:44px;flex:none;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--border-dark-strong);color:#fff}
.c-row__icon .icon{width:20px;height:20px}
.c-row__t{font:600 13px var(--font-display);letter-spacing:.24em;text-transform:uppercase;color:var(--text-on-dark-muted)}
.c-row__d{font:500 16px/1.5 var(--font-body);color:#fff}
.c-row__d a{color:#fff;text-decoration:underline;text-decoration-color:var(--id-red);text-underline-offset:4px}
.c-row__d a:hover{color:var(--id-red)}
.contact__form{background:#fff;padding:88px 56px}
.form{max-width:620px;display:flex;flex-direction:column;gap:22px}
.form-2{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.field{display:flex;flex-direction:column;gap:8px}
.field__label{font:600 12px/1.2 var(--font-body);letter-spacing:.06em;text-transform:uppercase;color:var(--text-strong)}
.field__box{position:relative;display:flex;align-items:center;gap:10px;min-height:46px;padding:0 14px;background:#fff;border:1.5px solid var(--border-strong);border-radius:var(--radius-control);transition:border-color var(--dur-fast)}
.field__box .icon{width:18px;height:18px;color:var(--text-muted)}
.field__box:focus-within{border-color:var(--id-black);box-shadow:inset 0 -2px 0 var(--id-red)}
.field__box input,.field__box textarea,.field__box select{flex:1;min-width:0;border:0;outline:0;background:transparent;font:400 15px/1.5 var(--font-body);color:var(--text-strong);padding:0}
.field__box--area{align-items:flex-start;padding:12px 14px}
.field__box textarea{resize:vertical}
.field__box select{appearance:none;-webkit-appearance:none;height:43px;padding-right:28px;cursor:pointer}
.field__box .chev{position:absolute;right:14px;top:50%;transform:translateY(-50%);pointer-events:none;color:var(--text-strong)}
.field__err{font:400 12px/1.4 var(--font-body);color:var(--id-red);display:none}
.field.is-error .field__box{border-color:var(--id-red)}
.field.is-error .field__err{display:block}
fieldset.field{border:0;padding:0;margin:0}
fieldset.field legend{padding:0;margin-bottom:10px}
.radios{display:flex;flex-wrap:wrap;gap:12px 20px}
.choice{display:inline-flex;align-items:center;gap:10px;cursor:pointer;font:400 15px/1.4 var(--font-body);color:var(--text-strong);user-select:none}
.choice input{position:absolute;opacity:0;width:1px;height:1px}
.radio-dot{width:20px;height:20px;flex:none;border-radius:50%;border:1.5px solid var(--border-strong);display:inline-flex;align-items:center;justify-content:center;background:#fff}
.choice input:checked + .radio-dot{border-color:var(--id-red)}
.choice input:checked + .radio-dot::after{content:"";width:10px;height:10px;border-radius:50%;background:var(--id-red)}
.check-box{width:20px;height:20px;flex:none;display:inline-flex;align-items:center;justify-content:center;background:#fff;border:1.5px solid var(--border-strong);border-radius:var(--radius-1);color:#fff;transition:all var(--dur-fast)}
.check-box .icon{width:14px;height:14px;opacity:0}
.choice input:checked + .check-box{background:var(--id-red);border-color:var(--id-red)}
.choice input:checked + .check-box .icon{opacity:1}
.choice input:focus-visible + span{outline:2px solid var(--focus-ring);outline-offset:2px}

/* Dialog + toast */
.dialog{border:0;padding:0;width:calc(100% - 48px);max-width:520px;background:#fff;border-radius:var(--radius-card);box-shadow:var(--shadow-3);overflow:hidden}
.dialog::backdrop{background:rgba(11,12,13,.72);backdrop-filter:blur(4px)}
.dialog::before{content:"";position:absolute;left:0;top:0;width:100%;height:4px;background:var(--id-red)}
.dialog__head{padding:32px 32px 0;display:flex;align-items:flex-start;justify-content:space-between;gap:16px}
.dialog__eyebrow{display:block;margin-bottom:8px;font:600 12px var(--font-display);letter-spacing:.28em;text-transform:uppercase;color:var(--text-muted)}
.dialog h2{margin:0;font:700 30px/1.05 var(--font-display);text-transform:uppercase;color:var(--text-strong)}
.dialog__body{padding:16px 32px 28px;font:400 15px/1.6 var(--font-body);color:var(--text-body)}
.dialog__actions{display:flex;justify-content:flex-end;gap:12px;flex-wrap:wrap;padding:20px 32px;background:var(--surface-subtle);border-top:1px solid var(--border-subtle)}
.toast{position:fixed;right:24px;bottom:24px;z-index:100;display:flex;align-items:flex-start;gap:12px;width:360px;max-width:calc(100% - 48px);padding:14px 16px;background:var(--id-red);color:#fff;border-radius:var(--radius-card);box-shadow:var(--shadow-3);
  opacity:0;transform:translateY(8px);pointer-events:none;transition:opacity var(--dur-base) var(--ease-out),transform var(--dur-base) var(--ease-out)}
.toast.is-on{opacity:1;transform:none}
.toast .icon{width:20px;height:20px;margin-top:1px}
.toast strong{display:block;font:600 14px/1.4 var(--font-body)}
.toast span{font:400 13px/1.45 var(--font-body);opacity:.8}

/* ---------- Blog ---------- */
.page-hero__inner--pad{padding-bottom:88px}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.card__meta{display:flex;align-items:center;gap:12px;font:500 13px var(--font-body);color:var(--text-muted)}
.card__meta--dark{color:var(--text-on-dark-muted)}
.card__more{margin-top:auto;display:inline-flex;align-items:center;gap:8px;font:600 13px var(--font-body);letter-spacing:var(--ls-button);text-transform:uppercase;color:var(--id-red)}
.card__more .icon{width:16px;height:16px;transition:transform var(--dur-base) var(--ease-out)}
.card--link:hover .card__more .icon{transform:translateX(3px)}
.empty{position:relative;display:flex;flex-direction:column;align-items:flex-start;gap:16px;max-width:720px;padding:40px;background:#fff;border:1px solid var(--border-subtle);border-radius:var(--radius-card)}
.empty::before{content:"";position:absolute;left:0;top:0;height:3px;width:48px;background:var(--id-red)}
.empty h2{margin:0;font:700 32px/1 var(--font-display);text-transform:uppercase;color:var(--text-strong)}
.empty p{margin:0;font:400 17px/1.6 var(--font-body);color:var(--text-muted)}
.empty .actions{margin-top:8px}
.post-head{display:flex;flex-direction:column;gap:20px;align-items:flex-start}
.post-back{display:inline-flex;align-items:center;gap:8px;font:600 13px var(--font-display);letter-spacing:.24em;text-transform:uppercase;color:var(--text-on-dark-muted)}
.post-back:hover{color:#fff}
.post-back .icon{width:16px;height:16px}
.post-title{margin:0;max-width:900px;font:700 var(--fs-h1)/1 var(--font-display);text-transform:uppercase;color:#fff;text-wrap:balance}
.prose{max-width:720px;font:400 18px/1.7 var(--font-body);color:var(--text-body)}
.prose h2{margin:48px 0 16px;font:700 var(--fs-h3)/1.1 var(--font-display);text-transform:uppercase;color:var(--text-strong)}
.prose h3{margin:32px 0 12px;font:700 var(--fs-h4)/1.15 var(--font-display);text-transform:uppercase;color:var(--text-strong)}
.prose p,.prose ul,.prose ol{margin:0 0 20px}
.prose li{margin-bottom:8px}
.prose a{text-decoration:underline;text-underline-offset:3px}
.post-cta{margin-top:48px}
@media (max-width:1100px){.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:600px){.grid-3{grid-template-columns:1fr}.empty{padding:28px 20px}.empty .btn{width:100%}.post-title{font-size:40px}.prose{font-size:17px}}

/* ---------- Servicios / navegación ---------- */
.nav-dd{position:relative;display:flex}
.nav-dd > a{display:inline-flex;align-items:center;gap:6px}
.nav-dd__chev{width:14px;height:14px;transition:transform var(--dur-base) var(--ease-out)}
.nav-dd:hover .nav-dd__chev,.nav-dd:focus-within .nav-dd__chev{transform:rotate(180deg)}
.nav-dd__panel{position:absolute;top:100%;left:0;min-width:340px;padding:8px;background:var(--id-n-850);border:1px solid var(--border-dark);border-top:3px solid var(--id-red);box-shadow:var(--shadow-dark);
  opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity var(--dur-base) var(--ease-out),transform var(--dur-base) var(--ease-out),visibility var(--dur-base)}
.nav-dd:hover .nav-dd__panel,.nav-dd:focus-within .nav-dd__panel{opacity:1;visibility:visible;transform:none}
.nav .nav-dd__panel a{display:flex;align-items:center;gap:12px;padding:12px 14px;font:500 14px/1.3 var(--font-body);letter-spacing:0;text-transform:none;color:var(--text-on-dark-muted)}
.nav .nav-dd__panel a::after{display:none}
.nav .nav-dd__panel a:hover{background:rgba(255,255,255,.04);color:#fff}
.nav-dd__panel .icon{width:18px;height:18px;color:var(--id-red)}
.nav .nav-dd__panel a.nav-dd__all{justify-content:space-between;margin-top:4px;border-top:1px solid var(--border-dark);font:600 13px var(--font-display);letter-spacing:.18em;text-transform:uppercase;color:#fff}
.m-sub{display:flex;flex-direction:column;padding:4px 0 12px 16px;border-bottom:1px solid var(--border-dark)}
.m-sub a{padding:9px 0;font:500 15px/1.3 var(--font-body);color:var(--text-on-dark-muted);text-decoration:none}
.m-sub a:hover{color:#fff}

.wa-float{position:fixed;right:20px;bottom:20px;z-index:40;display:inline-flex;align-items:center;gap:10px;height:52px;padding:0 20px 0 16px;background:var(--id-red);color:#fff;
  font:600 14px/1 var(--font-body);letter-spacing:var(--ls-button);text-transform:uppercase;text-decoration:none;box-shadow:var(--shadow-3);
  clip-path:polygon(0 0,calc(100% - 12px) 0,100% 12px,100% 100%,0 100%);transition:background var(--dur-fast) var(--ease-out)}
.wa-float:hover{background:var(--action-primary-hover);color:#fff;text-decoration:none}
.wa-float .icon{width:22px;height:22px}
body.nav-open .wa-float{display:none}

.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:28px;font:500 13px var(--font-body);color:var(--text-on-dark-muted)}
.crumbs a{color:var(--text-on-dark-muted)}
.crumbs a:hover{color:#fff}
.crumbs [aria-current]{color:#fff}
.actions--hero{margin-top:36px}
.svc-intro .prose p:last-child{margin-bottom:0}
.tile{position:relative;display:flex;align-items:center;gap:14px;padding:24px 20px;background:var(--surface-muted);font:700 20px/1.1 var(--font-display);text-transform:uppercase;color:var(--text-strong)}
.tile::before{content:"";position:absolute;left:0;top:0;height:3px;width:48px;background:var(--id-red)}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.tile .icon{width:26px;height:26px;color:var(--id-red)}
.checklist{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 32px;width:100%}
.checklist li{display:flex;gap:12px;align-items:flex-start;font:400 17px/1.5 var(--font-body);color:var(--text-body)}
.checklist .icon{width:20px;height:20px;margin-top:2px;color:var(--id-red)}
.note{display:flex;gap:14px;align-items:flex-start;padding:20px 24px;background:#fff;border:1px solid var(--border-subtle);width:100%}
.note .icon{width:22px;height:22px;color:var(--id-red);margin-top:2px}
.note p{margin:0;font:400 16px/1.6 var(--font-body);color:var(--text-body)}
.note a{text-decoration:underline;text-underline-offset:3px}
.info-list{display:flex;flex-direction:column;width:100%}
.info-row{display:flex;gap:16px;padding:18px 0;border-bottom:1px solid var(--border-subtle)}
.info-row > .icon{width:22px;height:22px;color:var(--id-red);margin-top:2px}
.info-row strong{display:block;font:600 13px var(--font-display);letter-spacing:.22em;text-transform:uppercase;color:var(--text-muted)}
.info-row span{font:500 17px/1.5 var(--font-body);color:var(--text-strong)}
.info-row a{color:var(--text-strong);text-decoration:underline;text-decoration-color:var(--id-red);text-underline-offset:3px}
.cta-band .actions{flex:none}

/* ---------- Blog: tarjetas y artículo ---------- */
.card::before{z-index:1}
.post-card__cover{position:relative;display:flex;align-items:flex-end;margin:-28px -28px 4px;height:112px;padding:14px 20px;background:var(--pattern-grid-dark),var(--gradient-dark);overflow:hidden}
.post-card__cover .icon{position:absolute;right:16px;top:50%;transform:translateY(-50%);width:68px;height:68px;color:rgba(255,255,255,.14);stroke-width:1.25}
.post-card__cover span{position:relative;font:600 13px var(--font-display);letter-spacing:.24em;text-transform:uppercase;color:var(--text-on-dark-muted)}
.card__meta time + span{padding-left:12px;border-left:1px solid var(--border-strong)}
.card__meta--dark time + span{border-left-color:var(--border-dark-strong)}
.card__eyebrow{font:600 12px var(--font-display);letter-spacing:.28em;text-transform:uppercase;color:var(--text-muted)}
.post-head .crumbs{flex-wrap:nowrap;max-width:100%}
.post-head .crumbs > *{flex:none}
.post-head .crumbs [aria-current]{flex:0 1 auto;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.post-layout{display:grid;grid-template-columns:minmax(0,720px) 320px;gap:72px;justify-content:space-between;align-items:start}
.post-aside{position:sticky;top:100px;display:flex;flex-direction:column;gap:24px}
.toc{position:relative;padding:28px 24px 20px;background:var(--surface-muted)}
.toc::before{content:"";position:absolute;left:0;top:0;height:3px;width:48px;background:var(--id-red)}
.toc h2{margin:0 0 12px;font:600 13px var(--font-display);letter-spacing:.24em;text-transform:uppercase;color:var(--text-strong)}
.toc ol{margin:0;padding:0;list-style:none;counter-reset:toc}
.toc li{counter-increment:toc}
.toc a{display:flex;gap:10px;padding:9px 0;border-bottom:1px solid var(--border-strong);font:500 14px/1.35 var(--font-body);color:var(--text-body);text-decoration:none}
.toc li:last-child a{border-bottom:0}
.toc a::before{content:counter(toc,decimal-leading-zero);padding-top:1px;font:700 13px var(--font-display);letter-spacing:.1em;color:var(--id-red)}
.toc a:hover{color:var(--id-red)}
.aside-cta{display:flex;flex-direction:column;gap:12px;padding:24px;background:var(--id-black);color:#fff}
.aside-cta strong{font:700 22px/1.1 var(--font-display);text-transform:uppercase}
.aside-cta .btn{width:100%}
.prose h2,.prose h3{scroll-margin-top:100px}
.prose h2:first-child{margin-top:0}
.prose .table-wrap{margin:24px 0}
.prose .table{font-size:15px}
.byline{margin:0;font:400 14px/1.5 var(--font-body);color:var(--text-muted)}
.svc-link{max-width:720px}

/* ---------- Responsive ---------- */
@media (max-width:1100px){
  .post-layout{grid-template-columns:minmax(0,1fr);gap:32px}
  .post-aside{display:contents}
  .toc{order:-1}
  .aside-cta{max-width:720px}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .site-footer__grid{grid-template-columns:1fr 1fr}
  .hero h1{font-size:72px}
  .hero__logo img{height:320px}
  .process,.two-col,.sys-panel{gap:48px}
}
@media (max-width:1080px){
  .nav,.site-header .header-cta{display:none}
  .nav-toggle{display:inline-flex}
  .site-header.is-open .nav-toggle .i-menu{display:none}
  .site-header.is-open .nav-toggle .i-close{display:block}
  .mobile-nav{display:block;position:fixed;inset:76px 0 0;z-index:49;background:var(--id-black);background-image:var(--pattern-diag-45-dark);padding:24px var(--gutter) 40px;overflow-y:auto;
    opacity:0;visibility:hidden;transform:translateY(-8px);transition:opacity var(--dur-base) var(--ease-out),transform var(--dur-base) var(--ease-out),visibility var(--dur-base)}
  body.nav-open .mobile-nav{opacity:1;visibility:visible;transform:none}
  .mobile-nav a.m-link{display:flex;align-items:center;justify-content:space-between;padding:18px 0;border-bottom:1px solid var(--border-dark);font:700 28px/1 var(--font-display);letter-spacing:.06em;text-transform:uppercase;color:#fff;text-decoration:none}
  .mobile-nav a.m-link[aria-current="page"]{color:var(--id-red)}
  .mobile-nav a.m-link .icon{width:22px;height:22px;color:var(--id-red)}
  .mobile-nav .btn{margin-top:32px;width:100%}
  body.nav-open{overflow:hidden}
}
@media (max-width:900px){

  .section{padding-top:80px;padding-bottom:80px}
  .hero__grid{grid-template-columns:1fr;padding-top:72px;padding-bottom:80px}
  .hero__logo{order:-1;justify-content:flex-start}
  .hero__logo img{height:200px}
  .hero__plane{width:60%;opacity:.7}
  .hero__stripe{right:52%;width:60px}
  .split-head{flex-direction:column;align-items:flex-start;gap:24px}
  .process,.two-col,.sys-panel{grid-template-columns:1fr}
  .cta-band__inner{flex-direction:column;align-items:flex-start}
  .cta-band h2{font-size:40px}
  .contact{grid-template-columns:1fr;min-height:0}
  .contact__info,.contact__form{padding:64px var(--gutter)}
  .contact__info-inner{margin-left:0;max-width:none}
  .timeline{grid-template-columns:1fr;padding-top:64px;padding-bottom:64px}
  .timeline__item,.timeline__item + .timeline__item{padding:32px 0}
  .sh__title{font-size:44px}
  .sh--xl .sh__title{font-size:56px}
  .sys-panel{padding-top:56px;padding-bottom:72px}
  .compare{padding-bottom:80px}
}
@media (max-width:600px){
  :root{--gutter:16px}
  .grid-2{grid-template-columns:1fr}
  .checklist{grid-template-columns:1fr}
  .wa-float{right:12px;bottom:12px;height:48px;padding:0 14px}
  .wa-float span{display:none}
  .tile{font-size:18px}
  .hero h1{font-size:52px}
  .hero__lead{font-size:17px}
  .hero__logo img{height:150px}
  .hero__plane{display:none}
  .hero__stripe{right:-28px;width:44px}
  .actions .btn{width:100%}
  .grid-4,.steps,.form-2{grid-template-columns:1fr}
  .site-footer__grid{grid-template-columns:1fr;gap:32px}
  .sh__title{font-size:38px}
  .sh--xl .sh__title{font-size:46px}
  .sh__lead{font-size:17px}
  .stat__value{font-size:44px}
  .stats{gap:24px}
  .cta-band h2{font-size:32px}
  .cta-band .btn{width:100%}
  .sys-title{flex-direction:column;gap:4px}
  .sys-title__n{font-size:64px}
  .sys-title h2{font-size:40px}
  .sys-detail p{font-size:17px}
  .sys-detail .btn{width:100%}
  .photo-slot{height:260px !important}
  .timeline__y{font-size:56px}
  .brand img{height:38px}
  .page-hero__inner{padding-top:64px}
  .tabs{margin-top:40px}
  .form .btn{width:100%}
  .dialog__head{padding:28px 20px 0}
  .dialog__body{padding:14px 20px 24px}
  .dialog__actions{padding:16px 20px}
}
@media (prefers-reduced-motion:reduce){*{transition:none !important;scroll-behavior:auto !important}}