/* cortinasdevidrio.cl — hoja única. Dirección: arquitectura de alto ticket.
   Grafito + hueso cálido + bronce champaña (el tono del aluminio anodizado). */
:root{
  --bone:#f4f0e9; --bone-2:#ebe5da; --stone:#ddd4c5; --card:#fbf9f5;
  --ink:#141817; --ink-2:#434a48; --ink-3:#80857f;
  --night:#0e1211; --night-2:#161b1a; --night-3:#1f2624;
  --brass:#a3825a; --brass-d:#86683f; --brass-l:#cdb28a;
  --line:rgba(20,24,23,.12); --line-2:rgba(20,24,23,.24); --line-n:rgba(244,240,233,.14);
  --wa:#25d366;
  --pend-bg:#fff3c4; --pend-ink:#6b4e00;
  --serif:"Cormorant Garamond",Georgia,"Times New Roman",serif;
  --sans:"Jost",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --r:2px; --r-lg:3px;
  --gut:clamp(16px,4.5vw,56px);
  --sec:clamp(72px,11vw,150px);
  --shadow:0 30px 60px -30px rgba(14,18,17,.35);
  --ease:cubic-bezier(.2,.7,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}
body{margin:0;background:var(--bone);color:var(--ink);font:400 17px/1.7 var(--sans);-webkit-font-smoothing:antialiased;overflow-x:hidden;font-feature-settings:"kern","liga"}
img,svg{display:block;max-width:100%;height:auto}
a{color:inherit}
::selection{background:var(--brass);color:#fff}
h1,h2,h3{font-weight:400;line-height:1.04;margin:0 0 .5em;letter-spacing:-.005em}
h1,h2{font-family:var(--serif);font-weight:500}
h1{font-size:clamp(2.7rem,6.2vw,5.4rem)}
h2{font-size:clamp(2.2rem,4.4vw,3.7rem)}
h3{font-family:var(--sans);font-weight:500;font-size:1.06rem;letter-spacing:.01em;line-height:1.35}
h1 em,h2 em{font-style:italic;font-weight:400;color:var(--brass)}
p{margin:0 0 1em}
strong{font-weight:500}
.lead{font-size:clamp(1.06rem,1.5vw,1.22rem);font-weight:300;color:var(--ink-2);max-width:36em;line-height:1.75}
.small{font-size:.86rem;color:var(--ink-3)}
.kicker{display:flex;align-items:center;gap:14px;font-size:.72rem;font-weight:500;letter-spacing:.3em;text-transform:uppercase;color:var(--brass);margin-bottom:1.6em}
.kicker::before{content:"";width:34px;height:1px;background:currentColor;flex:none}
.h-sm{font-family:var(--sans);font-size:.74rem;font-weight:500;letter-spacing:.24em;text-transform:uppercase;color:var(--ink-3)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.skip{position:absolute;left:-999px;top:0;background:var(--ink);color:#fff;padding:10px 16px;z-index:100}
.skip:focus{left:8px;top:8px}
:focus-visible{outline:1.5px solid var(--brass);outline-offset:3px}
.ico{width:1.1em;height:1.1em;flex:none}

.wrap{width:100%;max-width:1280px;margin:0 auto;padding:0 var(--gut)}
.narrow{max-width:860px}.narrow-l{max-width:980px}
.section{padding:var(--sec) 0}
.section.tight{padding-top:0}
.section.alt{background:var(--bone-2)}
.page-top{padding-top:clamp(40px,6vw,88px)}
.sec-head{margin-bottom:clamp(36px,5vw,64px);max-width:780px}
.sec-head.row{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;max-width:none;flex-wrap:wrap}
.sec-head p:not(.kicker){color:var(--ink-2);font-weight:300;font-size:1.08rem}
.two{display:grid;gap:clamp(32px,6vw,96px)}
@media(min-width:900px){.two{grid-template-columns:5fr 7fr;align-items:start}.two>:first-child{position:sticky;top:120px}}

/* ---------- botones / enlaces */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.7em;min-height:54px;padding:0 1.9em;border-radius:var(--r);border:1px solid transparent;font:500 .78rem/1 var(--sans);letter-spacing:.17em;text-transform:uppercase;text-decoration:none;cursor:pointer;transition:background .3s var(--ease),color .3s,border-color .3s;white-space:nowrap}
.btn .ico{width:1.35em;height:1.35em}
.btn-wa{background:var(--ink);color:#fff}
.btn-wa .ico{color:var(--wa)}
.btn-wa:hover{background:var(--brass-d)}
.btn-primary{background:var(--brass);color:#fff}.btn-primary:hover{background:var(--brass-d)}
.btn-ghost{background:transparent;border-color:var(--line-2);color:var(--ink)}.btn-ghost:hover{border-color:var(--ink);background:var(--ink);color:#fff}
.btn-light{background:transparent;border-color:rgba(244,240,233,.45);color:var(--bone)}.btn-light:hover{background:var(--bone);color:var(--ink)}
.btn-sm{min-height:44px;padding:0 1.3em;font-size:.72rem}
.link{display:inline-flex;align-items:center;gap:.6em;font-size:.76rem;font-weight:500;letter-spacing:.18em;text-transform:uppercase;color:var(--ink);text-decoration:none;padding-bottom:4px;border-bottom:1px solid var(--brass)}
.link:hover{color:var(--brass-d)}
.link .ico{transition:transform .3s var(--ease)}.link:hover .ico{transform:translateX(4px)}
a.u{color:var(--brass-d);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}

/* ---------- pendientes (solo borrador) */
.pend{display:inline;background:var(--pend-bg);color:var(--pend-ink);font:500 .76rem/1.5 var(--sans);letter-spacing:0;text-transform:none;padding:.15em .55em;border-radius:3px;border:1px dashed #d6b23a;box-decoration-break:clone;-webkit-box-decoration-break:clone}
.unconf{text-decoration:line-through;color:var(--ink-3)}
.draft-bar{background:#000;color:#cfd3cf;font-size:.78rem;text-align:center;padding:7px var(--gut);letter-spacing:.02em}
.ph-tag{position:absolute;left:12px;bottom:12px;background:rgba(14,18,17,.8);color:#fff;font:500 .66rem/1.3 var(--sans);letter-spacing:.06em;padding:5px 9px;pointer-events:none}
.ph-tag-in{top:12px;bottom:auto}

/* ---------- header */
.site-head{position:sticky;top:0;z-index:40;background:rgba(244,240,233,.9);backdrop-filter:saturate(1.3) blur(16px);-webkit-backdrop-filter:saturate(1.3) blur(16px);border-bottom:1px solid var(--line)}
.head-in{display:flex;align-items:center;gap:24px;height:82px}
.logo{display:inline-flex;align-items:center;gap:12px;text-decoration:none;margin-right:auto}
.logo-mark{display:inline-flex;gap:3px;height:30px}
.logo-mark i{width:7px;border:1px solid var(--brass);background:linear-gradient(160deg,rgba(255,255,255,.7) 20%,transparent 21%)}
.logo-txt{display:flex;flex-direction:column;line-height:1}
.logo-name{font-family:var(--serif);font-weight:500;font-size:1.5rem;letter-spacing:.005em}
.logo-name em{font-style:italic;color:var(--brass)}
.logo-by{font-size:.58rem;font-weight:500;letter-spacing:.32em;text-transform:uppercase;color:var(--ink-3);margin-top:5px}
.nav ul{list-style:none;margin:0;padding:0}
.nav-l1{display:flex;gap:4px;align-items:center}
.nav a,.nav-g{display:flex;align-items:center;gap:5px;text-decoration:none;font:400 .8rem var(--sans);letter-spacing:.14em;text-transform:uppercase;color:var(--ink-2);padding:10px 12px;background:none;border:0;cursor:pointer;white-space:nowrap;transition:color .2s}
.nav a:hover,.nav a[aria-current],.nav-g:hover,.has-sub.is-active>.nav-g{color:var(--brass-d)}
.chev{width:14px;height:14px;transition:transform .25s}
.has-sub{position:relative}
.sub{position:absolute;top:calc(100% + 14px);left:0;min-width:290px;background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow);padding:12px;opacity:0;transform:translateY(-6px);pointer-events:none;transition:opacity .25s var(--ease),transform .25s var(--ease)}
.sub a{padding:11px 12px;font-size:.78rem;border-bottom:1px solid var(--line)}
.sub li:last-child a{border-bottom:0}
.has-sub:hover .sub,.has-sub:focus-within .sub,.nav-g[aria-expanded=true]+.sub{opacity:1;transform:none;pointer-events:auto}
.has-sub:hover .chev,.nav-g[aria-expanded=true] .chev{transform:rotate(180deg)}
.nav .nav-cta{display:none}
.head-actions{display:flex;align-items:center;gap:10px}
.burger{display:none;width:46px;height:46px;border:1px solid var(--line-2);background:transparent;cursor:pointer;flex-direction:column;justify-content:center;align-items:center;gap:6px}
.burger span{display:block;width:18px;height:1px;background:var(--ink);transition:transform .25s}
.burger[aria-expanded=true] span:first-child{transform:translateY(3.5px) rotate(45deg)}
.burger[aria-expanded=true] span:last-child{transform:translateY(-3.5px) rotate(-45deg)}
@media(max-width:1100px){
  .burger{display:inline-flex}
  .head-in{height:70px}
  .nav{position:absolute;top:100%;left:0;right:0;background:var(--bone);border-bottom:1px solid var(--line);padding:8px var(--gut) 28px;display:none;max-height:calc(100dvh - 70px);overflow:auto}
  .nav.open{display:block}
  .nav-l1{flex-direction:column;align-items:stretch}
  .nav a,.nav-g{font-size:.86rem;padding:16px 2px;border-bottom:1px solid var(--line);width:100%}
  .nav-g{color:var(--brass);pointer-events:none}.nav-g .chev{display:none}
  .sub{position:static;opacity:1;transform:none;pointer-events:auto;box-shadow:none;border:0;background:none;padding:0 0 0 16px;min-width:0}
  .sub a{font-size:.8rem}
  .nav .nav-cta{display:inline-flex;margin-top:22px;width:100%}
}
@media(max-width:440px){.head-actions .btn-wa span{display:none}.head-actions .btn-wa{width:46px;padding:0}}
@media(max-width:380px){.head-in{gap:10px}.logo-mark{display:none}.logo-name{font-size:1.28rem}.logo-by{font-size:.52rem;letter-spacing:.24em}.logo{min-width:0}}

/* ---------- media */
.media{position:relative;margin:0;overflow:hidden;background:var(--bone-2)}
.media img{width:100%;height:100%;object-fit:cover;transition:transform 1.2s var(--ease)}

/* ---------- hero home: imagen completa, texto directo sobre la escena */
.hero{position:relative;min-height:min(92vh,900px);display:flex;align-items:flex-end;padding:clamp(140px,24vh,260px) 0 clamp(48px,8vw,104px);background:var(--night);color:var(--bone)}
.hero-img{position:absolute;inset:0;background:var(--night)}
.hero-img::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,13,12,.86) 0%,rgba(10,13,12,.6) 42%,rgba(10,13,12,.12) 78%),linear-gradient(0deg,rgba(10,13,12,.55),transparent 45%)}
.hero-video{width:100%;height:100%;object-fit:cover}
.hero-in{position:relative}
.hero-card{max-width:760px}
.hero-card .kicker{color:var(--brass-l)}
.hero-card h1{font-size:clamp(2.8rem,6.4vw,5.8rem);color:#fff;margin-bottom:.4em}
.hero-card h1 em{color:var(--brass-l)}
.hero-card .lead{color:rgba(244,240,233,.82)}
.hero .btn-wa{background:var(--bone);color:var(--ink)}.hero .btn-wa:hover{background:var(--brass-l)}
.hero .btn-ghost{border-color:rgba(244,240,233,.4);color:var(--bone)}.hero .btn-ghost:hover{background:var(--bone);color:var(--ink)}
.hero .ph-tag{left:auto;right:12px}
.hero-btns{display:flex;flex-wrap:wrap;gap:12px;margin:2.2em 0 1.8em}
.hero-zone{font-size:.84rem;letter-spacing:.04em;color:rgba(244,240,233,.7);margin:0;display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}
.dot{width:6px;height:6px;border-radius:50%;background:var(--brass-l);flex:none;align-self:center}
@media(max-width:600px){.hero{padding-top:52vh;min-height:0}.hero-btns .btn{flex:1 1 100%}
  .hero-img::after{background:linear-gradient(0deg,rgba(10,13,12,.94) 38%,rgba(10,13,12,.35) 75%,rgba(10,13,12,.1))}}

/* ---------- hero interior */
.phero{padding:clamp(28px,5vw,64px) 0 var(--sec)}
.phero-in{display:grid;gap:clamp(32px,5vw,80px);align-items:center}
@media(min-width:960px){.phero-in{grid-template-columns:1fr 1.05fr}}
.phero-img{aspect-ratio:4/5;max-height:680px}
@media(max-width:959px){.phero-img{aspect-ratio:4/3}}
@media(max-width:600px){.phero .hero-btns .btn{flex:1 1 100%}}
.crumbs{padding-top:26px;font-size:.7rem;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-3)}
.crumbs ol{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px}
.crumbs li+li::before{content:"—";margin-right:8px;opacity:.5}
.crumbs a{text-decoration:none}.crumbs a:hover{color:var(--brass-d)}

/* ---------- espacios */
.space-grid{display:grid;gap:clamp(20px,2.5vw,36px)}
@media(min-width:760px){.space-grid{grid-template-columns:repeat(3,1fr)}}
.space{display:flex;flex-direction:column;text-decoration:none}
.space .media{aspect-ratio:4/5;margin-bottom:26px}
.space:hover .media img{transform:scale(1.04)}
.space-k{font-size:.68rem;font-weight:500;letter-spacing:.28em;text-transform:uppercase;color:var(--brass)}
.space h3{font-family:var(--serif);font-weight:500;font-size:2.2rem;margin:.3em 0 .35em}
.space p{color:var(--ink-2);font-weight:300;flex:1}

/* ---------- demo plegable */
.demo-sec{background:var(--night);color:var(--bone)}
.demo-sec h2{color:#fff}
.demo-sec p{color:rgba(244,240,233,.74);font-weight:300}
.demo-sec .kicker{color:var(--brass-l)}
.demo-sec .ticks li{color:rgba(244,240,233,.86)}
.demo-sec .ticks li::before{border-color:var(--brass-l)}
.demo-sec .link{color:var(--bone);border-color:var(--brass-l)}
.demo-grid{display:grid;gap:clamp(36px,6vw,96px);align-items:center}
@media(min-width:900px){.demo-grid{grid-template-columns:5fr 6fr}}
.fold{background:var(--night-2);border:1px solid var(--line-n);padding:clamp(14px,2.5vw,26px)}
.fold-stage{position:relative;aspect-ratio:16/10;overflow:hidden;background:#cfd6d2}
.fold-view{position:absolute;inset:0;background:
  radial-gradient(ellipse 60% 30% at 70% 72%,#7f9488 0 60%,transparent 61%),
  radial-gradient(ellipse 50% 26% at 22% 76%,#93a597 0 60%,transparent 61%),
  linear-gradient(180deg,#b9c4c6 0,#e4ddd2 62%,#a8b3a2 62.2%,#96a391 100%)}
.fold-rail,.fold-floor{position:absolute;left:4%;right:4%;height:6px;background:#262a29;z-index:2}
.fold-rail{top:8%}.fold-floor{bottom:8%}
.fold-frame{--o:0;position:absolute;left:4%;right:4%;top:calc(8% + 6px);bottom:calc(8% + 6px);display:flex}
.panel{flex:1;position:relative;border:1px solid rgba(38,42,41,.55);border-top:none;border-bottom:none;background:linear-gradient(115deg,rgba(255,255,255,.4) 0 18%,rgba(255,255,255,.07) 18.5% 46%,rgba(255,255,255,.24) 46.5% 52%,rgba(255,255,255,.05) 52.5%);
  transform-origin:right center;transform:translateX(calc(var(--o) * (5 - var(--i)) * 86%)) scaleX(calc(1 - var(--o) * .88));transition:transform .08s linear}
.fold-ctl{display:flex;align-items:center;gap:16px;margin-top:18px;font-size:.68rem;font-weight:500;letter-spacing:.22em;text-transform:uppercase;color:rgba(244,240,233,.7)}
.fold-ctl input{flex:1;accent-color:var(--brass-l);height:32px;cursor:pointer}
.fold-note{font-size:.8rem;color:rgba(244,240,233,.5)!important;margin:10px 0 0}

/* ---------- configurador */
.cfg-sec{background:var(--bone-2)}
.cfg{display:grid;gap:clamp(24px,4vw,56px);background:var(--card);border:1px solid var(--line);padding:clamp(20px,3.5vw,48px);box-shadow:var(--shadow)}
@media(min-width:900px){.cfg{grid-template-columns:5fr 7fr;align-items:center}}
.fld-l{display:block;font-size:.7rem;font-weight:500;letter-spacing:.2em;text-transform:uppercase;color:var(--ink-2);margin-bottom:10px}
.seg{display:flex;gap:8px;flex-wrap:wrap}
.seg-o,.opt{position:relative}
.seg-o input,.opt input{position:absolute;left:0;top:0;width:1px;height:1px;opacity:0;pointer-events:none}
.seg-o span{display:inline-flex;align-items:center;min-height:44px;padding:0 18px;border:1px solid var(--line-2);cursor:pointer;font-size:.86rem;letter-spacing:.04em;transition:all .2s}
.seg-o input:checked+span{background:var(--ink);color:#fff;border-color:var(--ink)}
.seg-o input:focus-visible+span{outline:1.5px solid var(--brass);outline-offset:2px}
.cfg-svg{width:100%;background:linear-gradient(180deg,#dfe3df,#f1ece3)}
.c-rail{fill:#232827}
.c-pan{fill:rgba(220,229,226,.5);stroke:#5d6b67;stroke-width:1.2}
.c-ref{stroke:#fff;stroke-width:2.5;stroke-linecap:round;opacity:.9}
.c-txt{font:500 12px var(--sans);letter-spacing:.08em;fill:var(--ink-2)}
.c-small{font-size:10px;fill:var(--ink-3);text-transform:uppercase;letter-spacing:.2em}
.c-plan{stroke:var(--brass);stroke-width:3;stroke-linecap:square}
.c-stack{fill:var(--ink)}
.cfg-n{font-size:1.05rem;font-weight:300;margin:22px 0 4px;color:var(--ink-2)}
.cfg-n strong{font-variant-numeric:lining-nums;font-family:var(--serif);font-weight:500;font-size:2.8rem;color:var(--ink);vertical-align:-6px;margin:0 2px}
.cfg-warn{color:#8a5a12;font-size:.88rem;margin:0 0 6px}
.cfg-warn:empty{display:none}
.cfg-btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:18px}
@media(max-width:600px){.cfg-btns .btn{flex:1 1 100%}}

/* ---------- respaldo Aluminter / precio */
.bridge{background:var(--night);color:var(--bone)}
.bridge h2{color:#fff}
.bridge p{color:rgba(244,240,233,.74);font-weight:300}
.bridge .kicker{color:var(--brass-l)}
.bridge .link{color:var(--bone);border-color:var(--brass-l)}
.bridge-in{display:grid;gap:clamp(28px,5vw,80px);align-items:center}
@media(min-width:800px){.bridge-in{grid-template-columns:300px 1fr}}
.bridge-n{border-right:1px solid var(--line-n);padding-right:clamp(0px,3vw,48px)}
@media(max-width:799px){.bridge-n{border-right:0;border-bottom:1px solid var(--line-n);padding-bottom:28px}}
.bridge-n span{display:block;font-family:var(--serif);font-weight:400;font-size:clamp(6rem,13vw,10rem);line-height:.9;color:var(--brass-l);font-variant-numeric:lining-nums}
.bridge-n small{display:block;margin-top:22px;font-size:.68rem;letter-spacing:.3em;text-transform:uppercase;color:rgba(244,240,233,.55)}
.price-box{margin-top:28px;padding:22px 26px;border-left:1px solid var(--brass);background:var(--card)}

/* ---------- listas / grillas de texto */
.ticks{list-style:none;padding:0;margin:0 0 1.8em}
.ticks li{position:relative;padding-left:30px;margin-bottom:.75em;font-weight:300}
.ticks li::before{content:"";position:absolute;left:0;top:.8em;width:16px;height:1px;border-top:1px solid var(--brass)}
.ben-grid,.use-grid{list-style:none;margin:0;padding:0;display:grid;border-top:1px solid var(--line);counter-reset:b}
@media(min-width:700px){.ben-grid,.use-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1080px){.ben-grid,.use-grid{grid-template-columns:repeat(4,1fr)}}
.ben-grid li,.use-grid li{padding:clamp(26px,3vw,40px) clamp(0px,2vw,32px) clamp(26px,3vw,40px) 0;border-bottom:1px solid var(--line);counter-increment:b}
@media(min-width:700px){.ben-grid li+li,.use-grid li+li{padding-left:clamp(16px,2vw,32px);border-left:1px solid var(--line)}
  .ben-grid li:nth-child(odd),.use-grid li:nth-child(odd){border-left:0;padding-left:0}}
@media(min-width:1080px){.ben-grid li:nth-child(odd),.use-grid li:nth-child(odd){border-left:1px solid var(--line);padding-left:clamp(16px,2vw,32px)}
  .ben-grid li:first-child,.use-grid li:first-child{border-left:0;padding-left:0}}
.ben-grid li::before{content:counter(b,decimal-leading-zero);display:block;font-family:var(--serif);font-style:italic;font-size:2.2rem;color:var(--brass);line-height:1;margin-bottom:22px}
.ben-grid h3,.use-grid h3{font-family:var(--serif);font-weight:500;font-size:1.55rem;margin-bottom:.4em}
.ben-grid p,.use-grid p{color:var(--ink-2);font-weight:300;margin:0;font-size:.98rem}
.prose h3{margin-top:1.6em;font-family:var(--serif);font-weight:500;font-size:1.55rem}
.prose p{color:var(--ink-2);font-weight:300}
.checklist{margin:0;padding:0;list-style:none;counter-reset:c;border-top:1px solid var(--line)}
.checklist li{counter-increment:c;padding:22px 0 22px 64px;position:relative;color:var(--ink-2);font-weight:300;border-bottom:1px solid var(--line)}
.checklist li::before{content:counter(c,decimal-leading-zero);position:absolute;left:0;top:18px;font-family:var(--serif);font-style:italic;font-size:1.7rem;color:var(--brass)}
.checklist strong{color:var(--ink);font-weight:500}

/* ---------- sistemas */
.sys-cards{display:grid;gap:clamp(20px,3vw,32px)}
.sys-card{display:grid;gap:28px;background:var(--card);border:1px solid var(--line);padding:clamp(22px,3.5vw,48px)}
@media(min-width:860px){.sys-card{grid-template-columns:300px 1fr}}
.sys-card h3{font-family:var(--serif);font-weight:500;font-size:2.2rem}
.sys-card p{font-weight:300;color:var(--ink-2)}
.sys-ideal strong{color:var(--ink)}
.sys-diag{background:var(--bone-2);padding:18px;align-self:start}
.sys-diag svg{width:100%}
.sys-diag text{font:500 10px var(--sans);letter-spacing:.14em;text-transform:uppercase;fill:var(--ink-2)}
.d-rail{stroke:#232827;stroke-width:3;fill:none}
.d-pan path{stroke:var(--brass);stroke-width:4;stroke-linecap:square;fill:none}
.d-arrow{stroke:var(--ink-2);stroke-width:1;fill:none}
.specs{width:100%;border-collapse:collapse;font-size:.92rem;margin-top:12px}
.specs th,.specs td{text-align:left;padding:13px 0;border-top:1px solid var(--line);vertical-align:top}
.specs th{font-weight:500;width:44%;padding-right:16px;font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-2)}
.specs td{font-weight:300}
.table-wrap{overflow-x:auto;border-top:1px solid var(--ink);background:transparent}
.cmp{width:100%;border-collapse:collapse;min-width:620px;font-size:.98rem}
.cmp th,.cmp td{text-align:left;padding:20px 20px 20px 0;border-bottom:1px solid var(--line);font-weight:300}
.cmp thead th{font-size:.68rem;letter-spacing:.24em;text-transform:uppercase;color:var(--ink-3);font-weight:500}
.cmp tbody th{font-family:var(--serif);font-weight:500;font-size:1.3rem}

/* ---------- proyectos */
.proj-grid{display:grid;gap:clamp(24px,3vw,40px)}
@media(min-width:600px){.proj-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:960px){.proj-grid{grid-template-columns:repeat(3,1fr)}}
.proj{display:flex;flex-direction:column}
.proj[hidden]{display:none}
.proj-img{position:relative;display:block;padding:0;border:0;background:var(--bone-2);cursor:zoom-in;aspect-ratio:4/3;overflow:hidden}
.proj-img img{width:100%;height:100%;object-fit:cover;transition:transform 1.2s var(--ease)}
.proj-img:hover img{transform:scale(1.04)}
.proj-body{padding:22px 0 0}
.proj-meta{display:flex;gap:10px;flex-wrap:wrap;font-size:.66rem;font-weight:500;letter-spacing:.24em;text-transform:uppercase;color:var(--brass)}
.proj-meta span+span::before{content:"·";margin-right:10px;color:var(--ink-3)}
.proj h3{font-family:var(--serif);font-weight:500;font-size:1.6rem}
.proj p{color:var(--ink-2);font-weight:300;font-size:.95rem}
.proj-sys{font-size:.78rem!important;letter-spacing:.06em;margin:0}
.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:32px}
.chip{border:1px solid var(--line-2);background:transparent;padding:10px 18px;font:500 .7rem var(--sans);letter-spacing:.2em;text-transform:uppercase;cursor:pointer;color:var(--ink-2);min-height:42px}
.chip.is-on{background:var(--ink);color:#fff;border-color:var(--ink)}
.empty{border:1px solid var(--line);padding:48px;text-align:center;color:var(--ink-2);font-weight:300}
.lightbox{border:0;padding:0;background:transparent;max-width:min(1200px,94vw);width:100%}
.lightbox::backdrop{background:rgba(10,13,12,.92)}
.lightbox img{width:100%;background:var(--bone-2)}
.lb-cap{color:var(--bone);margin-top:12px;font-size:.74rem;letter-spacing:.2em;text-transform:uppercase}
.lb-close{position:absolute;right:10px;top:10px;width:46px;height:46px;border:0;background:var(--bone);font-size:1.6rem;cursor:pointer;line-height:1}

/* ---------- proceso */
.steps{list-style:none;margin:0;padding:0;display:grid;border-top:1px solid var(--line)}
@media(min-width:700px){.steps{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1080px){.steps{grid-template-columns:repeat(3,1fr)}}
.steps li{padding:34px 28px 34px 0;border-bottom:1px solid var(--line)}
.steps h3{font-family:var(--serif);font-weight:500;font-size:1.5rem}
.steps p{color:var(--ink-2);font-weight:300;margin:0;font-size:.95rem}
.step-n{display:block;font-family:var(--serif);font-style:italic;font-size:1.7rem;color:var(--brass);margin-bottom:14px}
.timeline{list-style:none;margin:0;padding:0}
.timeline li{display:grid;grid-template-columns:72px 1fr;gap:16px;padding:32px 0;border-top:1px solid var(--line)}
.timeline .step-n{font-size:2.4rem;line-height:1}
.h-step{font-family:var(--serif);font-weight:500;font-size:1.6rem;letter-spacing:0}
.timeline p{color:var(--ink-2);font-weight:300}

/* ---------- confianza / reseñas */
.trust{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.trust li{display:grid;gap:6px;padding:22px 0;border-bottom:1px solid var(--line)}
@media(min-width:700px){.trust li{grid-template-columns:260px 1fr;gap:28px}}
.tr-k{font-size:.74rem;font-weight:500;letter-spacing:.2em;text-transform:uppercase}
.tr-v{color:var(--ink-2);font-weight:300}
.rev-grid{display:grid;gap:clamp(20px,3vw,40px)}
@media(min-width:800px){.rev-grid{grid-template-columns:repeat(3,1fr)}}
.review{margin:0;border-top:1px solid var(--brass);padding-top:26px}
.review blockquote{margin:0 0 16px;font-family:var(--serif);font-style:italic;font-size:1.45rem;line-height:1.35}
.review figcaption{font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;color:var(--ink-3)}

/* ---------- FAQ */
.faq{border-top:1px solid var(--line)}
.faq:last-of-type{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;padding:24px 48px 24px 0;font-family:var(--serif);font-weight:500;font-size:1.32rem;line-height:1.3;position:relative;transition:color .2s}
.faq summary:hover{color:var(--brass-d)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before,.faq summary::after{content:"";position:absolute;right:8px;top:50%;width:14px;height:1px;background:var(--ink);transition:transform .3s var(--ease)}
.faq summary::after{transform:rotate(90deg)}
.faq[open] summary::after{transform:rotate(0)}
.faq-a{padding:0 0 24px;color:var(--ink-2);font-weight:300;max-width:62em}
.faq-group{margin-bottom:64px}
.faq-group h2{font-size:clamp(1.8rem,3vw,2.5rem)}

/* ---------- CTA */
.cta-band{background:var(--night);color:var(--bone);padding:clamp(72px,10vw,140px) 0;position:relative;overflow:hidden;border-top:1px solid var(--line-n)}
.cta-band::before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(90deg,transparent 0 159px,rgba(205,178,138,.07) 159px 160px);pointer-events:none}
.cta-in{position:relative;display:grid;gap:36px;align-items:end}
@media(min-width:900px){.cta-in{grid-template-columns:1.3fr 1fr}}
.cta-band h2{color:#fff;max-width:14em}
.cta-band p{color:rgba(244,240,233,.7);font-weight:300;margin:0}
.cta-band .btn-wa{background:var(--bone);color:var(--ink)}.cta-band .btn-wa:hover{background:var(--brass-l)}
.cta-btns{display:flex;flex-wrap:wrap;gap:12px}
@media(min-width:900px){.cta-btns{justify-content:flex-end}}
@media(max-width:600px){.cta-btns .btn{flex:1 1 100%}}

.related{padding-top:clamp(56px,7vw,96px)}
.rel-grid{display:grid;border-top:1px solid var(--line)}
@media(min-width:760px){.rel-grid{grid-template-columns:repeat(3,1fr)}}
.rel-card{display:grid;grid-template-columns:1fr auto;align-items:center;gap:6px 14px;text-decoration:none;padding:26px 24px 26px 0;border-bottom:1px solid var(--line);transition:color .2s}
@media(min-width:760px){.rel-card+.rel-card{padding-left:24px;border-left:1px solid var(--line)}}
.rel-card:hover{color:var(--brass-d)}
.rel-k{grid-column:1;font-size:.66rem;font-weight:500;letter-spacing:.24em;text-transform:uppercase;color:var(--brass)}
.rel-t{grid-column:1;font-family:var(--serif);font-weight:500;font-size:1.4rem;line-height:1.2}
.rel-card .ico{grid-column:2;grid-row:1/3;color:var(--brass)}

/* ---------- cotizar */
.quote-grid{display:grid;gap:clamp(36px,6vw,96px)}
@media(min-width:960px){.quote-grid{grid-template-columns:5fr 7fr;align-items:start}.quote-side{position:sticky;top:110px}}
.quote-wa{border-top:1px solid var(--brass);border-bottom:1px solid var(--line);padding:24px 0;margin:30px 0}
.quote-wa p{margin-bottom:16px;font-weight:300}
.contact-dl{display:grid;grid-template-columns:auto 1fr;gap:10px 22px;margin:0 0 28px}
.contact-dl dt{font-size:.7rem;font-weight:500;letter-spacing:.2em;text-transform:uppercase;padding-top:4px}
.contact-dl dd{margin:0;color:var(--ink-2);font-weight:300}
.comunas{list-style:none;padding:0;margin:0 0 12px;display:flex;flex-wrap:wrap;gap:6px}
.comunas li{border:1px solid var(--line-2);padding:5px 12px;font-size:.84rem}
.qform{background:var(--card);border:1px solid var(--line);padding:clamp(22px,4vw,52px);box-shadow:var(--shadow)}
.qform fieldset{border:0;padding:0;margin:0 0 34px}
.qform legend{font-family:var(--serif);font-weight:500;font-size:1.45rem;margin-bottom:14px;padding:0}
.opt-l{font-family:var(--sans);font-weight:300;color:var(--ink-3);font-size:.9rem}
.opts{display:flex;flex-wrap:wrap;gap:8px}
.opt span{display:inline-flex;align-items:center;min-height:46px;padding:0 20px;border:1px solid var(--line-2);cursor:pointer;font-size:.9rem;transition:all .2s}
.opt input:checked+span{background:var(--ink);color:#fff;border-color:var(--ink)}
.opt input:focus-visible+span{outline:1.5px solid var(--brass);outline-offset:2px}
.fld{display:block;margin-bottom:16px}
.fld>span{display:block;font-size:.7rem;font-weight:500;letter-spacing:.2em;text-transform:uppercase;color:var(--ink-2);margin-bottom:8px}
.fld input,.fld select,.fld textarea{width:100%;min-height:52px;padding:12px 2px;border:0;border-bottom:1px solid var(--line-2);border-radius:0;background:transparent;font:300 16px var(--sans);color:var(--ink);transition:border-color .2s}
.fld select{padding-right:24px}
.fld textarea{min-height:96px;resize:vertical}
.fld input:focus,.fld select:focus,.fld textarea:focus{outline:none;border-bottom-color:var(--brass)}
.fld input:disabled{color:var(--ink-3);border-bottom-style:dashed}
[aria-invalid=true]{border-bottom-color:#a3361e!important}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:end}
.check{display:flex;gap:12px;align-items:flex-start;cursor:pointer;font-weight:300;padding:14px 0 0}
.check input{width:18px;height:18px;accent-color:var(--ink);margin:4px 0 0;flex:none}
.drop{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;min-height:130px;border:1px dashed var(--line-2);cursor:pointer;text-align:center;padding:18px;position:relative;transition:border-color .2s,background .2s}
.drop:hover,.drop.is-over{border-color:var(--brass);background:var(--bone)}
.drop input{position:absolute;inset:0;opacity:0;cursor:pointer}
.drop-t{font-size:.74rem;font-weight:500;letter-spacing:.2em;text-transform:uppercase}.drop-s{font-size:.82rem;color:var(--ink-3);font-weight:300}
.thumbs{list-style:none;margin:12px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:8px}
.thumbs li{width:72px;height:72px;overflow:hidden;background:var(--bone-2)}
.thumbs img{width:100%;height:100%;object-fit:cover}
.hp{position:absolute;left:-5000px}
.form-actions{display:flex;flex-wrap:wrap;gap:12px}
.qform .btn-ghost .ico{color:#1fa855}
@media(max-width:600px){.form-actions .btn{flex:1 1 100%}}
.form-status{margin:16px 0 0;min-height:1.4em}
.form-status.ok{color:#2c6b4a}.form-status.bad{color:#a3361e}
.cov{margin-top:8px}

/* ---------- guías */
.g-head{padding-bottom:clamp(32px,4vw,56px)}
.g-meta{font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-3);margin-top:28px;padding-top:20px;border-top:1px solid var(--line)}
.g-grid{display:grid;gap:clamp(28px,5vw,80px);padding-bottom:var(--sec)}
@media(min-width:1000px){.g-grid{grid-template-columns:240px minmax(0,720px)}}
.g-toc{align-self:start}
@media(min-width:1000px){.g-toc{position:sticky;top:120px}}
.g-toc ol{list-style:none;margin:14px 0 0;padding:0;border-top:1px solid var(--line);counter-reset:t}
.g-toc li{counter-increment:t;border-bottom:1px solid var(--line)}
.g-toc a{display:flex;gap:12px;padding:11px 0;text-decoration:none;font-size:.9rem;font-weight:300;color:var(--ink-2);line-height:1.4}
.g-toc a::before{content:counter(t,decimal-leading-zero);font-family:var(--serif);font-style:italic;color:var(--brass)}
.g-toc a:hover{color:var(--brass-d)}
.g-body{font-size:1.06rem}
.g-sec{scroll-margin-top:110px;margin-bottom:clamp(36px,5vw,56px)}
.g-sec h2{font-size:clamp(1.9rem,3.2vw,2.6rem);margin-bottom:.6em}
.g-sec .table-wrap{margin:8px 0}
.g-sec .cmp{min-width:520px}
.g-cta{background:var(--night);color:var(--bone);padding:clamp(24px,4vw,40px);margin:0 0 clamp(36px,5vw,56px)}
.g-cta p{color:rgba(244,240,233,.8)!important;margin-bottom:18px}
.g-cta strong{color:#fff}
.g-cta .btn-wa{background:var(--bone);color:var(--ink)}
.g-cta .btn-ghost{border-color:rgba(244,240,233,.4);color:var(--bone)}
.g-cta .cta-btns{justify-content:flex-start}
.g-serv{display:flex;flex-direction:column;gap:14px;align-items:flex-start;border-top:1px solid var(--brass);padding-top:24px}

/* ---------- footer */
.site-foot{background:var(--night);color:rgba(244,240,233,.7);padding:96px 0 32px;font-size:.92rem;font-weight:300}
.foot-grid{display:grid;gap:44px}
@media(min-width:700px){.foot-grid{grid-template-columns:repeat(2,1fr)}.foot-brand{grid-column:1/-1}}
@media(min-width:1100px){.foot-grid{grid-template-columns:1.5fr 1fr 1fr 1fr 1.1fr}.foot-brand{grid-column:auto}}
.site-foot .logo{color:#fff;margin-bottom:20px}
.site-foot .logo-by{color:rgba(244,240,233,.45)}
.foot-h{font-family:var(--sans);font-size:.66rem;font-weight:500;letter-spacing:.28em;text-transform:uppercase;color:var(--brass-l);margin-bottom:18px}
.site-foot ul{list-style:none;padding:0;margin:0 0 22px}
.site-foot li{margin-bottom:10px}
.site-foot a{text-decoration:none;transition:color .2s}.site-foot a:hover{color:#fff}
.site-foot a.u{color:var(--brass-l)}
.site-foot .btn-wa{background:transparent;border-color:var(--line-n);color:var(--bone)}.site-foot .btn-wa:hover{background:var(--bone);color:var(--ink)}
.foot-soc{display:flex;gap:18px}
.foot-legal{display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px;border-top:1px solid var(--line-n);margin-top:64px;padding-top:26px;font-size:.74rem;letter-spacing:.08em;color:rgba(244,240,233,.45)}

/* ---------- botón flotante (móvil) */
.fab{position:fixed;right:16px;bottom:16px;z-index:50;display:none;align-items:center;gap:10px;background:var(--ink);color:#fff;text-decoration:none;font:500 .72rem var(--sans);letter-spacing:.18em;text-transform:uppercase;padding:0 22px 0 18px;height:56px;box-shadow:0 14px 34px -10px rgba(10,13,12,.6);transform:translateY(130%);transition:transform .35s var(--ease)}
.fab .ico{width:24px;height:24px;color:var(--wa)}
.fab.show{transform:none}
@media(max-width:900px){.fab{display:inline-flex}}
.phero h1{font-size:clamp(2.6rem,4.6vw,4.3rem)}
@media(min-width:1080px){.use-grid{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}}