/* ALCORP S.A. — misma familia visual que 18s.cl, parking18s.cl y torredelsol.cl: papel claro, Plus Jakarta Sans, botones píldora, radio 20 px.
   Acento corporativo: azul del logo ALCORP (#1166AD) con azul profundo (#233C82). */
@font-face{font-family:'Plus Jakarta Sans';font-style:normal;font-weight:500;font-display:swap;src:url('../fonts/pjs-latin-500.woff2') format('woff2')}
@font-face{font-family:'Plus Jakarta Sans';font-style:normal;font-weight:600;font-display:swap;src:url('../fonts/pjs-latin-600.woff2') format('woff2')}
@font-face{font-family:'Plus Jakarta Sans';font-style:normal;font-weight:700;font-display:swap;src:url('../fonts/pjs-latin-700.woff2') format('woff2')}
@font-face{font-family:'Plus Jakarta Sans';font-style:normal;font-weight:800;font-display:swap;src:url('../fonts/pjs-latin-800.woff2') format('woff2')}
:root{
  color-scheme:light;
  --font:"Plus Jakarta Sans",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  --bg:#FAF8F4;--bg-2:#F3EFE7;--card:#fff;--border:#E9E4DA;--border-strong:#CFC8BB;
  --ink:#0F1E2E;--text:#1E2230;--text-soft:#3A4250;--text-mut:#5F6B78;
  --brand:#1166AD;--brand-hover:#0E5A99;--brand-press:#0B4C82;--brand-deep:#233C82;--brand-soft:#E7F0F9;--brand-2:#4C9BE0;
  --c18:#0B6E7F;--c18-2:#14C3E8;--cpk:#F5B700;--ctds:#F9AE26;--ctds-2:#A35207;
  --r:20px;--shadow:0 1px 2px rgba(15,30,46,.06),0 8px 28px rgba(15,30,46,.08);
  --maxw:1280px;--gutter:clamp(1.25rem,.9rem + 1.5vw,2rem);
  --fs-body:clamp(1.0625rem,1rem + .3vw,1.1875rem);--fs-lead:clamp(1.15rem,1.05rem + .55vw,1.4rem);
  --fs-h2:clamp(2rem,1.45rem + 2.4vw,3.25rem);--fs-h3:clamp(1.2rem,1.08rem + .6vw,1.5rem);
  --fs-display:clamp(2.6rem,1.4rem + 5vw,5rem);--fs-small:clamp(.9375rem,.9rem + .15vw,1rem);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:92px;-webkit-text-size-adjust:100%}
body{font-family:var(--font);font-weight:500;font-size:var(--fs-body);line-height:1.6;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3{font-weight:800;letter-spacing:-.02em;line-height:1.12;color:var(--ink)}
b,strong{font-weight:700}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 var(--gutter)}
.pad{padding:clamp(4rem,2.8rem + 5vw,7.5rem) 0}
.alt{background:var(--bg-2)}
:focus-visible{outline:3px solid var(--brand);outline-offset:3px;border-radius:6px}
.skip{position:absolute;left:-9999px;top:0;z-index:300;background:var(--ink);color:#fff;padding:.8rem 1.2rem;border-radius:0 0 12px 0;font-weight:700}
.skip:focus{left:0}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.875rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--brand);margin-bottom:.8rem}
.eyebrow::before{content:'';width:9px;height:9px;border-radius:50%;background:linear-gradient(135deg,var(--brand-2),var(--brand-deep))}
.eyebrow.light{color:#9CC8F0}
.sec-title{font-size:var(--fs-h2);max-width:22ch;text-wrap:balance}
.sec-intro{font-size:var(--fs-lead);color:var(--text-mut);max-width:52ch;margin-top:1rem;line-height:1.5}
.sec-head{display:flex;justify-content:space-between;align-items:flex-end;gap:1.5rem;flex-wrap:wrap;margin-bottom:2.4rem}
.ic{width:22px;height:22px;flex:0 0 auto}

/* Botones píldora */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:54px;padding:14px 26px;border-radius:999px;font:700 1.0625rem/1.2 var(--font);cursor:pointer;white-space:nowrap;border:0;transition:transform .15s,background-color .15s,box-shadow .15s,border-color .15s}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 18px rgba(17,102,173,.28)}
.btn-primary:hover{background:var(--brand-hover)}
.btn-primary:active{background:var(--brand-press);transform:translateY(1px)}
.btn-ghost{background:transparent;color:var(--ink);border:1.5px solid var(--border-strong)}
.btn-ghost:hover{background:#F0EBE1;border-color:#B9B1A3}
.btn-ghost.light{color:#fff;border-color:rgba(255,255,255,.35)}
.btn-ghost.light:hover{background:rgba(255,255,255,.08)}
.btn-sm{min-height:46px;padding:10px 18px;font-size:1rem}
.link{color:var(--brand);font-weight:700;display:inline-flex;align-items:center;gap:.35rem}
.link:hover{text-decoration:underline;text-underline-offset:3px}

/* NAV */
.nav{position:fixed;inset:0 0 auto 0;z-index:100;display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.65rem var(--gutter);background:rgba(250,248,244,.9);backdrop-filter:saturate(1.4) blur(14px);-webkit-backdrop-filter:saturate(1.4) blur(14px);border-bottom:1px solid transparent;transition:border-color .3s,box-shadow .3s}
.nav.scrolled{border-bottom-color:var(--border);box-shadow:0 4px 20px rgba(15,30,46,.05)}
.nav-brand img{height:52px;width:auto}
.nav-links{display:flex;align-items:center;gap:1.5rem;list-style:none}
.nav-links a{font-weight:600;font-size:1rem;color:var(--text)}
.nav-links a:not(.btn):hover{color:var(--brand)}
.nav-links .btn{min-height:46px;padding:10px 20px;font-size:1rem}
.burger{display:none;background:none;border:0;cursor:pointer;width:48px;height:48px;align-items:center;justify-content:center;color:var(--ink);border-radius:12px}
.burger svg{width:28px;height:28px}
.mobile-menu{visibility:hidden;position:fixed;inset:0;z-index:99;background:rgba(250,248,244,.98);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1.3rem;transform:translateY(-100%);transition:transform .4s cubic-bezier(.2,.7,.2,1),visibility .4s}
.mobile-menu.open{transform:none;visibility:visible}
.mobile-menu a:not(.btn){font-size:1.45rem;font-weight:800;color:var(--ink)}

/* HERO */
.hero{display:grid;grid-template-columns:6fr 6fr;gap:clamp(2rem,4vw,4.5rem);align-items:center;max-width:var(--maxw);margin:0 auto;padding:clamp(7rem,13vh,8.5rem) var(--gutter) clamp(2.5rem,5vw,4rem)}
.hero-logo{width:min(340px,80%);height:auto;margin-bottom:1.6rem}
.hero h1{font-size:var(--fs-display);line-height:1.04;letter-spacing:-.03em;max-width:13ch}
.hero h1 .accent{background:linear-gradient(120deg,var(--brand),var(--brand-deep));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .lead{font-size:var(--fs-lead);color:var(--text-mut);margin-top:1.3rem;max-width:42ch;line-height:1.5}
.hero-actions{display:flex;gap:.9rem;margin-top:2rem;flex-wrap:wrap}
.hero-media{position:relative}
.hero-img{border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow);aspect-ratio:4/3.2;background:#e5e1d8}
.hero-img img{width:100%;height:100%;object-fit:cover}
.hero-badge{position:absolute;left:-18px;bottom:-18px;display:flex;align-items:center;gap:.8rem;background:#fff;border-radius:18px;box-shadow:var(--shadow);padding:.8rem 1.1rem .8rem .8rem}
.hero-badge img{width:52px;height:52px}
.hero-badge b{display:block;color:var(--ink);font-size:1.05rem;line-height:1.2}
.hero-badge span{font-size:.9rem;color:var(--text-mut)}
.facts{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:clamp(2rem,4vw,3.5rem)}
.fact{background:#fff;border-radius:var(--r);box-shadow:var(--shadow);padding:22px 24px}
.fact b{display:block;font-size:clamp(1.35rem,1.1rem + 1vw,1.85rem);font-weight:800;color:var(--brand-deep);letter-spacing:-.02em;line-height:1.15}
.fact span{display:block;color:var(--text-mut);font-size:var(--fs-small);margin-top:.3rem}

/* SITIOS */
.sites{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.site{--a:var(--brand);--a-ink:#fff;--a-txt:var(--brand);position:relative;display:flex;flex-direction:column;background:#fff;border-radius:var(--r);box-shadow:var(--shadow);overflow:hidden;border:1px solid rgba(15,30,46,.04);transition:transform .25s,box-shadow .25s}
.site:hover{transform:translateY(-4px);box-shadow:0 2px 4px rgba(15,30,46,.06),0 18px 40px rgba(15,30,46,.12)}
.site::before{content:'';position:absolute;inset:0 0 auto 0;height:6px;background:var(--a);z-index:2}
.site.b-18s{--a:linear-gradient(90deg,var(--c18),var(--c18-2));--a-btn:var(--c18);--a-ink:#fff;--a-txt:var(--c18)}
.site.b-parking{--a:var(--cpk);--a-btn:var(--cpk);--a-ink:#0F1E2E;--a-txt:#7A5A00}
.site.b-tds{--a:linear-gradient(90deg,var(--ctds),var(--ctds-2));--a-btn:var(--ctds);--a-ink:#26282E;--a-txt:var(--ctds-2)}
.site-img{aspect-ratio:1200/630;background:#ddd;overflow:hidden}
.site-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.site:hover .site-img img{transform:scale(1.04)}
.site-body{display:flex;flex-direction:column;gap:.6rem;padding:24px 26px 26px;flex:1}
.site-host{font-size:.85rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--a-txt)}
.site h3{font-size:var(--fs-h3)}
.site p{color:var(--text-mut);font-size:var(--fs-small)}
.site .btn{margin-top:auto;align-self:flex-start;background:var(--a-btn);color:var(--a-ink);box-shadow:none}
.site .btn:hover{filter:brightness(1.06)}
.site a.cover{position:absolute;inset:0;z-index:1}
.site .btn{position:relative;z-index:3}

/* NOSOTROS */
.split{display:grid;grid-template-columns:7fr 5fr;gap:clamp(2rem,5vw,4.5rem);align-items:start}
.prose p{color:var(--text-soft);margin-top:1rem;max-width:66ch}
.prose p:first-of-type{font-size:var(--fs-lead);color:var(--text);line-height:1.5}
.split-img img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r);box-shadow:var(--shadow)}
.ic-box{flex:0 0 auto;width:48px;height:48px;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;background:var(--brand-soft);color:var(--brand)}

/* PROYECTOS */
.proj-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.proj{display:flex;flex-direction:column;background:#fff;border-radius:var(--r);box-shadow:var(--shadow);overflow:hidden}
.proj-img{aspect-ratio:4/3;background:#e5e1d8;overflow:hidden}
.proj-img img{width:100%;height:100%;object-fit:cover}
.proj-body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:.55rem;flex:1}
.proj-meta{display:flex;flex-wrap:wrap;gap:.4rem}
.chip{display:inline-flex;align-items:center;gap:.3rem;background:var(--brand-soft);color:var(--brand-deep);font-weight:700;font-size:.82rem;padding:.3rem .7rem;border-radius:999px}
.chip.neutral{background:var(--bg-2);color:var(--text-soft)}
.proj h3{font-size:var(--fs-h3)}
.proj p{color:var(--text-mut);font-size:var(--fs-small)}
.checks{list-style:none;display:grid;gap:.45rem;margin-top:.3rem}
.checks li{display:flex;gap:.55rem;align-items:flex-start;color:var(--text-soft);font-size:var(--fs-small);line-height:1.45}
.checks svg{flex:0 0 auto;margin-top:.15rem;color:#fff;background:var(--brand);border-radius:50%;padding:3px;width:19px;height:19px;stroke-width:2.8}
.proj-links{margin-top:auto;padding-top:.6rem;display:flex;flex-direction:column;gap:.35rem}
.proj .proj-note{color:var(--text-soft);font-weight:600}

/* TRAYECTORIA */
.tabs{display:inline-flex;flex-wrap:wrap;gap:4px;background:#fff;border:1px solid rgba(15,30,46,.06);border-radius:999px;box-shadow:var(--shadow);padding:5px}
.tabs button{border:0;background:none;cursor:pointer;font-weight:700;border-radius:999px;color:var(--text-soft);padding:.7rem 1.25rem;min-height:48px}
.tabs button[aria-selected=true]{background:var(--ink);color:#fff}
.tabs button:not([aria-selected=true]):hover{background:var(--bg-2)}
.tpanel{margin-top:24px;background:#fff;border-radius:var(--r);box-shadow:var(--shadow);padding:clamp(1.25rem,3vw,2.4rem)}
.tpanel h3{font-size:var(--fs-h3)}
.tpanel > p{color:var(--text-mut);margin-top:.5rem;max-width:72ch}
.js .tpanel[hidden]{display:none}
.tsum{color:var(--brand-deep)!important;font-weight:700}
.tscroll{margin-top:1.2rem;max-height:560px;overflow:auto;border:1px solid var(--border);border-radius:14px;overscroll-behavior:contain}
.tscroll:focus-visible{outline:3px solid var(--brand);outline-offset:2px}
.ttable{width:100%;border-collapse:collapse;font-size:.97rem}
.ttable th{position:sticky;top:0;background:var(--bg-2);color:var(--ink);text-align:left;font-size:.8rem;letter-spacing:.06em;text-transform:uppercase;padding:.7rem .9rem;z-index:1}
.ttable td{padding:.6rem .9rem;border-top:1px solid var(--border);color:var(--text-soft);vertical-align:top}
.ttable td:first-child{color:var(--brand);font-weight:800;font-variant-numeric:tabular-nums;width:4.5rem}
.ttable .num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
.ttable td:nth-child(3){white-space:nowrap}
.ttipo{display:inline-block;font-size:.75rem;font-weight:700;color:var(--text-mut);background:var(--bg-2);border-radius:999px;padding:.05rem .5rem;margin-left:.2rem}

/* VENTA / ARRIENDO */
.va-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.va{display:flex;flex-direction:column;gap:.55rem;background:#fff;border-radius:var(--r);box-shadow:var(--shadow);padding:24px}
.va h3{font-size:1.2rem}
.va p{color:var(--text-mut);font-size:var(--fs-small)}
.va .link{margin-top:auto;padding-top:.4rem}




/* ARTÍCULO */

/* TRABAJA / CONTRATISTAS */

/* CONTACTO */
.cta-box{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,4vw,4rem);background:var(--ink);color:#fff;border-radius:28px;padding:clamp(2rem,4vw,3.5rem);position:relative;overflow:hidden}
.cta-box::after{content:'';position:absolute;width:380px;height:380px;border-radius:50%;background:radial-gradient(circle,var(--brand-2),var(--brand-deep));opacity:.22;right:-140px;top:-170px;pointer-events:none}
.cta-box > *{position:relative;z-index:1}
.cta-box h2{font-size:var(--fs-h2);color:#fff}
.cta-copy > p{color:#D6DCE4;font-size:var(--fs-lead);margin-top:1rem;line-height:1.5}
.cta-logo{width:220px;height:auto;margin-bottom:1.6rem}
.contact-lines{list-style:none;display:grid;gap:1rem;margin-top:1.8rem}
.contact-lines li{display:flex;align-items:flex-start;gap:.8rem}
.contact-lines svg{color:#9CC8F0;margin-top:.15rem}
.contact-lines small{display:block;color:#AEB8C4;font-size:.85rem;font-weight:600}
.contact-lines a,.contact-lines span.v{font-weight:700;font-size:1.12rem;color:#fff}
.contact-lines a:hover{text-decoration:underline;text-underline-offset:3px}
.form{display:grid;gap:1rem;align-content:start}
.fld{display:grid;gap:.4rem;border:0;min-width:0}
.fld > span{font-size:var(--fs-small);font-weight:600;color:#E9EDF2}
.fld small{font-weight:500;color:#AEB8C4}
.form input,.form textarea,.form select{width:100%;font:500 1rem var(--font);color:var(--text);background:#fff;border:1.5px solid transparent;border-radius:14px;min-height:54px;padding:.8rem 1rem}
.form textarea{resize:vertical;min-height:120px}
.form input:focus,.form textarea:focus,.form select:focus{outline:0;border-color:var(--brand-2);box-shadow:0 0 0 3px rgba(76,155,224,.45)}
.fld-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.form .btn{width:100%;margin-top:.3rem;background:#fff;color:var(--ink);box-shadow:none}
.form .btn:hover{background:#E7F0F9}
.form .btn[disabled]{opacity:.7;cursor:progress}
.hp{position:absolute!important;left:-9999px;width:1px;height:1px;opacity:0}
.form-note{color:#AEB8C4;font-size:.85rem}
.form-err{background:#FDECEC;color:#8A1C1C;border-radius:12px;padding:.8rem 1rem;font-size:.95rem}
.form-err a{text-decoration:underline;font-weight:700}
.form-ok{display:grid;gap:.9rem;justify-items:start;padding:1.5rem 0}
.form-ok h3{font-size:var(--fs-h3);color:#fff}
.form-ok p{color:#D6DCE4}
.form-ok a{color:#9CC8F0;font-weight:700}
[hidden]{display:none!important}

/* FOOTER */
footer{border-top:1px solid var(--border);padding:52px 0 calc(48px + env(safe-area-inset-bottom));color:var(--text-mut);font-size:var(--fs-small)}
.foot{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:2rem}
.foot-logo{width:200px;height:auto;margin-bottom:1rem}
.foot h2{font-size:.85rem;letter-spacing:.08em;text-transform:uppercase;color:var(--ink);margin-bottom:.8rem}
.foot ul{list-style:none;display:grid;gap:.5rem}
.foot a:hover{color:var(--brand);text-decoration:underline}
.legal{margin-top:2.4rem;padding-top:1.4rem;border-top:1px solid var(--border);font-size:.86rem;display:flex;flex-wrap:wrap;gap:.6rem 1.6rem;justify-content:space-between}
.mbar{display:none}

@media (max-width:1100px){
  .nav-links{gap:1rem}.nav-links a{font-size:.93rem}
  .va-grid{grid-template-columns:repeat(2,1fr)}
  .foot{grid-template-columns:1fr 1fr}
}
@media (max-width:960px){
  .nav-links{display:none}.burger{display:inline-flex}
  .nav-brand img{height:44px}
  html{scroll-padding-top:76px}
  .hero{grid-template-columns:1fr;padding-top:6rem}
  .hero-media{margin-top:.5rem}
  .hero-logo{width:min(280px,72%)}
  .hero-badge{left:12px;bottom:-16px}
  .facts{grid-template-columns:repeat(2,1fr)}
  .proj-grid{grid-template-columns:repeat(2,1fr)}
  .sites{gap:16px}.site-body{padding:20px 18px 22px}
  .split,.cta-box{grid-template-columns:1fr}
  .mbar{display:flex;gap:10px;position:fixed;inset:auto 0 0 0;z-index:90;padding:10px var(--gutter) calc(10px + env(safe-area-inset-bottom));background:rgba(250,248,244,.95);backdrop-filter:saturate(1.4) blur(12px);-webkit-backdrop-filter:saturate(1.4) blur(12px);border-top:1px solid var(--border)}
  .mbar .btn{flex:1;min-height:50px;box-shadow:none}
  footer{padding-bottom:110px}
}
@media (max-width:640px){
  .sites,.proj-grid,.va-grid{grid-template-columns:1fr}
  .facts{gap:10px}.fact{padding:16px 16px}
  .hero-actions .btn{flex:1 1 100%}
  .fld-row{grid-template-columns:1fr}
  .tabs{display:grid;grid-template-columns:1fr 1fr;border-radius:20px;width:100%}.tabs button{border-radius:14px;padding:.6rem .5rem}
  .cta-box{padding:28px 20px;border-radius:24px}
  .foot{grid-template-columns:1fr}
  .ttable{font-size:.9rem}.ttable th,.ttable td{padding:.5rem .55rem}.ttable th:nth-child(3),.ttable td:nth-child(3){display:none}.tcity-m{display:block!important;font-size:.82rem;color:var(--text-mut)}.ttable td:first-child{width:3.2rem}.tpanel{padding:1.1rem}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}
.pt0{padding-top:0}
.page-top{padding-top:clamp(7rem,13vh,8.5rem);padding-bottom:4rem}
.mb2{margin-bottom:2rem}
.e404{min-height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:2rem}
.e404-box img{margin:0 auto 1.6rem;height:auto}.e404-box h1{font-size:2.2rem}.e404-box p{color:var(--text-mut);margin-top:.6rem}
.e404-act{display:flex;gap:.8rem;justify-content:center;flex-wrap:wrap;margin-top:1.6rem!important}
.contact-lines a,.contact-lines b,.contact-lines span{overflow-wrap:anywhere}.contact-lines li>div{min-width:0}
.nav-links a.btn-primary,.nav-links a.btn-primary:hover{color:#fff}
.site-tipo{display:inline-flex;align-self:flex-start;font-size:.82rem;font-weight:700;color:var(--ink);background:var(--bg);border:1px solid var(--border);border-radius:999px;padding:.25rem .7rem;margin-top:-.15rem}
.site p.site-addr{display:flex;align-items:flex-start;gap:.45rem;color:var(--ink);font-weight:600;margin-bottom:.4rem}
.site-addr svg{flex:0 0 auto;width:18px;height:18px;margin-top:.15rem;color:var(--a-txt)}

.split.one{grid-template-columns:1fr;max-width:860px}
.proj-img picture{display:block;width:100%;height:100%}
.tcity-m{display:none}
.proj-grid-2-3{grid-template-columns:repeat(6,1fr)}
.proj-grid-2-3 .proj{grid-column:span 2}
.proj-grid-2-3 .proj-lg{grid-column:span 3}
.proj-lg .proj-img{aspect-ratio:16/10}
.proj-lg h3{font-size:clamp(1.4rem,1.1rem + 1vw,1.8rem)}
.hero-img img{object-position:50% 45%}
@media (max-width:960px){.proj-grid-2-3{grid-template-columns:1fr 1fr}.proj-grid-2-3 .proj,.proj-grid-2-3 .proj-lg{grid-column:span 1}.proj-grid-2-3 .proj:last-child{grid-column:1 / -1}.proj-grid-2-3 .proj:last-child .proj-img{aspect-ratio:21/9}}
@media (max-width:640px){.proj-grid-2-3{grid-template-columns:1fr}.proj-grid-2-3 .proj:last-child .proj-img{aspect-ratio:4/3}}
.hero-img picture{display:block;width:100%;height:100%}