:root{--km-navy:#073762;--km-black:#000;--km-white:#fff;--km-grey-light:#EAEAEA;--km-grey-mid:#4A4A4A;--km-accent:#247B7B;--km-accent-light:#3FA3A3;--km-font:'Inter',-apple-system,'Segoe UI',Arial,sans-serif;--paper:#F6F5F1;--line-d:rgba(255,255,255,.16);--line-l:rgba(0,0,0,.14)}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--km-font);color:var(--km-black);background:var(--km-white);overflow-x:hidden;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%;height:auto}picture{display:contents}
a{color:var(--km-navy);text-decoration:none}a:hover{color:var(--km-accent)}
h1,h2,h3{font-weight:800;letter-spacing:-.02em;line-height:1.1}
p{font-weight:500;line-height:1.6}
.km-btn{display:inline-block;font:800 16px/1.2 var(--km-font);letter-spacing:-.01em;border:0;border-radius:10px;cursor:pointer;text-align:center;text-decoration:none;padding:14px 26px}
.km-btn--lg{font-size:18px;padding:18px 34px}
.km-btn--primary,.km-btn--primary:hover{background:var(--km-navy);color:#fff}
.km-btn--dark,.km-btn--dark:hover{background:#000;color:#fff}
.km-btn--light,.km-btn--light:hover{background:#fff;color:var(--km-navy)}
.km-btn--secondary,.km-btn--secondary:hover{background:transparent;color:var(--km-navy);box-shadow:inset 0 0 0 2px var(--km-navy)}
.km-btn--outline-l,.km-btn--outline-l:hover{background:transparent;color:#fff;box-shadow:inset 0 0 0 2px rgba(255,255,255,.7)}
.km-btn:hover{filter:brightness(1.12)}
.km-tag{display:inline-block;font:700 13px/1 var(--km-font);letter-spacing:.06em;text-transform:uppercase;padding:7px 12px;background:#000;color:#fff}
.km-tag--light{background:#fff;color:#000}
.km-num{font:900 44px/1 var(--km-font);letter-spacing:-.02em;color:var(--km-navy)}
.dark .km-num{color:#fff}
.km-stat-v{font:900 clamp(44px,6vw,64px)/1 var(--km-font);letter-spacing:-.02em;color:var(--km-navy)}
.km-stat-l{font:600 14px/1.4 var(--km-font);letter-spacing:.04em;text-transform:uppercase;color:var(--km-grey-mid);margin-top:10px}
.dark .km-stat-v{color:#fff}.dark .km-stat-l{color:var(--km-grey-light)}
.km-quote{border-left:2px solid var(--km-accent);padding-left:24px}
.km-quote p{font-weight:700;font-size:clamp(20px,2.2vw,26px);line-height:1.3;letter-spacing:-.01em}
.km-quote small{display:block;margin-top:12px;font-size:15px;font-weight:500;color:var(--km-grey-mid)}
.dark .km-quote small{color:var(--km-grey-light)}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}


/* Navegación */
#nav{position:fixed;top:0;left:0;right:0;z-index:100;display:flex;align-items:center;justify-content:space-between;gap:1.5rem;padding:1rem 2.5rem;color:#000;transition:background .3s,padding .3s}
.hero-dark #nav{color:#fff}
#nav.scrolled{background:rgba(0,0,0,.95);color:#fff;padding-top:.6rem;padding-bottom:.6rem}
.nav-logo{flex:none}
.nav-logo img{height:38px;width:auto;aspect-ratio:366/68;filter:brightness(0);transition:filter .3s}
.hero-dark #nav .nav-logo img,#nav.scrolled .nav-logo img{filter:brightness(0) invert(1)}
.nav-right{display:flex;align-items:center;gap:1.75rem}
.nav-links{display:none;list-style:none;align-items:center;gap:1.5rem}
.nav-links a{display:flex;align-items:center;min-height:44px;color:inherit;font:700 .9rem/1 var(--km-font);white-space:nowrap}
.nav-links a:hover,.nav-links a[aria-current]{text-decoration:underline;text-decoration-color:var(--km-accent);text-decoration-thickness:2px;text-underline-offset:7px;color:inherit}
.nav-cta .km-btn{font-size:15px;padding:12px 20px;white-space:nowrap}
.hero-dark #nav:not(.scrolled) .nav-cta .km-btn{background:#fff;color:var(--km-navy)}
#nav.scrolled .nav-cta .km-btn{background:var(--km-accent)}
.menu-btn,.menu-close{display:flex;align-items:center;gap:.6rem;height:44px;padding:0 1rem;background:transparent;border:1px solid currentColor;border-radius:10px;color:inherit;font:700 .9rem/1 var(--km-font);cursor:pointer;opacity:.9}
.burger{display:flex;flex-direction:column;gap:5px;width:18px}.burger i{display:block;height:2px;background:currentColor}
@media (min-width:1240px){.nav-links{display:flex}.menu-btn{display:none}}
@media (max-width:700px){.nav-cta{display:none}#nav{padding:.75rem 1.25rem}.nav-logo img{height:32px}}
.menu{position:fixed;inset:0;z-index:200;background:#000;color:#fff;display:flex;flex-direction:column;padding:1rem 2.5rem 2.5rem;overflow-y:auto;opacity:0;visibility:hidden;transition:opacity .25s,visibility .25s}
.menu.open{opacity:1;visibility:visible}
.menu-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:2.5rem}
.menu-top img{height:38px;width:auto;aspect-ratio:366/68;filter:brightness(0) invert(1)}
.menu-grid{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:4rem;max-width:72rem;width:100%;margin:0 auto}
.menu-list{list-style:none;border-top:1px solid var(--line-d)}
.menu-list a{display:grid;grid-template-columns:3rem 1fr;align-items:baseline;padding:1rem 0;border-bottom:1px solid var(--line-d);font-size:clamp(1.2rem,2.4vw,1.7rem);font-weight:800;text-transform:uppercase;color:#fff}
.menu-list a span{font-size:.75rem;font-weight:500;color:rgba(255,255,255,.55)}
.menu-list a:hover,.menu-list a[aria-current]{color:var(--km-accent-light)}
.menu-label{font-size:.75rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:rgba(255,255,255,.6);margin-bottom:1rem}
.menu-sec{display:flex;flex-direction:column;border-top:1px solid var(--line-d)}
.menu-sec a{padding:1rem 0;border-bottom:1px solid var(--line-d);color:#fff;font-weight:700}
.menu-sec a:hover{color:var(--km-accent-light)}
.menu-cta{margin-top:2rem}
.menu-cta .km-btn{background:var(--km-accent);color:#fff}
body.menu-open{overflow:hidden}
@media (max-width:820px){.menu{padding:.75rem 1.25rem 2.5rem}.menu-grid{grid-template-columns:1fr;gap:2.5rem}.menu-top{margin-bottom:1.5rem}.menu-top img{height:32px}}
#nav a:focus-visible,#nav button:focus-visible,.menu a:focus-visible,.menu button:focus-visible,main a:focus-visible,summary:focus-visible{outline:2px solid var(--km-accent-light);outline-offset:3px}

/* Secciones */
.s{padding:7rem 2.5rem}
.wrap{max-width:72rem;margin:0 auto}
.s-white{background:#fff}.s-paper{background:var(--paper)}
.s-ink{background:#000;color:#fff}.s-deep{background:#0d0d0d;color:#fff}.s-navy{background:var(--km-navy);color:#fff}
.dark a{color:#fff}
.eyebrow{font:700 13px/1.4 var(--km-font);letter-spacing:.12em;text-transform:uppercase;color:var(--km-grey-mid);margin-bottom:1.5rem}
.dark .eyebrow{color:rgba(255,255,255,.75)}
.h1{font-size:clamp(2.2rem,4.8vw,4.1rem);font-weight:900;line-height:1.06;text-transform:uppercase;max-width:20ch;text-wrap:balance}
.h2{font-size:clamp(1.7rem,3.3vw,2.6rem);font-weight:900;line-height:1.12;text-transform:uppercase;letter-spacing:-.015em;max-width:24ch;text-wrap:balance}
.lead{font-size:clamp(1.05rem,1.5vw,1.2rem);line-height:1.7;color:var(--km-grey-mid);max-width:58ch;margin-top:1.5rem;text-wrap:pretty}
.dark .lead{color:var(--km-grey-light)}
.mark{border-bottom:2px solid var(--km-accent);padding-bottom:.06em}
.btns{display:flex;flex-wrap:wrap;gap:1rem;align-items:center;margin-top:2.5rem}
.tlink{display:inline-block;font-weight:800;color:inherit;border-bottom:2px solid var(--km-accent);padding-bottom:.15rem}
.dark .tlink{color:#fff}
.tlink:hover{color:var(--km-accent)}
.crumbs{font-size:.8rem;font-weight:500;color:var(--km-grey-mid);display:flex;gap:.5rem;margin-bottom:1.75rem}
.crumbs a{color:var(--km-grey-mid);border-bottom:1px solid currentColor}

/* Hero con foto de fondo */
.hero-bg{position:relative;min-height:max(600px,88vh);display:flex;align-items:center;padding:9rem 2.5rem 5rem;background:#0a0a0a;color:#fff;overflow:hidden;isolation:isolate}
.hero-bg>picture img,.hero-bg>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:75% center;z-index:-2;filter:saturate(.7)}
.hero-bg::after{content:"";position:absolute;inset:0;z-index:-1;background:rgba(5,12,20,.68)}
.hero-bg .wrap{width:100%}
.hero-bg .lead{color:#fff;max-width:52ch}
.hero-proof{margin-top:2.75rem;padding-top:1.25rem;border-top:1px solid rgba(255,255,255,.3);max-width:46rem;font-size:.95rem;font-weight:600;line-height:1.6;color:#fff}
/* Hero partido */
.hero-split{padding:9rem 2.5rem 6rem}
.hs-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:4.5rem;align-items:center}
.hs-photo{aspect-ratio:4/5;overflow:hidden;background:#ddd}
.hs-photo img{width:100%;height:100%;object-fit:cover;object-position:center top;filter:grayscale(.3) contrast(1.04)}

/* Bloques numerados */
.nums{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:3rem 4.5rem;margin-top:4rem}
.nums.three{grid-template-columns:repeat(3,minmax(0,1fr));gap:3rem}
.num-item{display:grid;grid-template-columns:64px minmax(0,1fr);gap:1.25rem;border-top:1px solid var(--line-l);padding-top:1.75rem}
.dark .num-item{border-color:var(--line-d)}
.nums.three .num-item{grid-template-columns:1fr;gap:1rem}
.num-item h3{font-size:1.25rem;line-height:1.3;margin-bottom:.6rem;text-wrap:pretty}
.num-item p{font-size:1.02rem;color:var(--km-grey-mid)}
.dark .num-item p{color:var(--km-grey-light)}

/* Lista simple con guion */
.dash{list-style:none;margin-top:2.5rem;border-top:1px solid var(--line-l);max-width:54rem}
.dark .dash{border-color:var(--line-d)}
.dash li{display:grid;grid-template-columns:2.25rem minmax(0,1fr);padding:1.25rem 0;border-bottom:1px solid var(--line-l);font-size:1.12rem;font-weight:600;line-height:1.5}
.dark .dash li{border-color:var(--line-d)}
.dash li::before{content:"—";color:var(--km-accent);font-weight:800}
.dash li small{display:block;font-size:1rem;font-weight:500;color:var(--km-grey-mid);margin-top:.3rem}
.dark .dash li small{color:var(--km-grey-light)}

/* Autoridad */
.auth-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.25fr);gap:5rem;align-items:start}
.auth-photo{aspect-ratio:3/4;overflow:hidden;background:#111}
.auth-photo img{width:100%;height:100%;object-fit:cover;object-position:center top;filter:grayscale(.35) contrast(1.05)}
.auth-body p{font-size:1.08rem;line-height:1.8;color:var(--km-grey-light)}
.auth-body p+p{margin-top:1.2rem}
.stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:2.5rem;margin-top:3.5rem;padding-top:2.5rem;border-top:1px solid var(--line-d)}
.stats-note{margin-top:1.5rem;font-size:.8rem;font-weight:500;color:rgba(255,255,255,.7)}
.timeline{list-style:none;margin-top:2.5rem;border-top:1px solid var(--line-d)}
.timeline li{display:grid;grid-template-columns:8.5rem minmax(0,1fr);gap:1.5rem;padding:1.25rem 0;border-bottom:1px solid var(--line-d)}
.timeline span{font-weight:800;color:var(--km-accent-light);font-size:.95rem}
.timeline p{font-size:1rem;color:var(--km-grey-light);line-height:1.65}
.timeline b{color:#fff}

/* Fases */
.phases{list-style:none;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:3rem;margin-top:4rem}
.phases li{border-top:3px solid var(--km-navy);padding-top:1.5rem}
.dark .phases li{border-color:#fff}
.phases .k{font:900 15px/1 var(--km-font);letter-spacing:.08em;color:var(--km-accent);display:block;margin-bottom:1rem}
.dark .phases .k{color:var(--km-accent-light)}
.phases h3{font-size:1.5rem;text-transform:uppercase;margin-bottom:.75rem}
.phases p{font-size:1.02rem;color:var(--km-grey-mid)}
.dark .phases p{color:var(--km-grey-light)}

/* Puertas / formatos */
.doors{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr) minmax(0,1fr);gap:1.5rem;margin-top:3.5rem;align-items:stretch}
.doors.two{grid-template-columns:repeat(2,minmax(0,1fr))}
.door{display:flex;flex-direction:column;gap:1rem;padding:2.25rem;border:1px solid var(--line-l);border-radius:10px;background:#fff}
.door-main{background:var(--km-navy);border-color:var(--km-navy);color:#fff}
.door .k{font:700 12px/1.4 var(--km-font);letter-spacing:.1em;text-transform:uppercase;color:var(--km-grey-mid)}
.door-main .k{color:rgba(255,255,255,.75)}
.door h3{font-size:clamp(1.3rem,2vw,1.6rem);line-height:1.2;text-wrap:pretty}
.door p{font-size:1.02rem;color:var(--km-grey-mid)}
.door-main p{color:var(--km-grey-light)}
.door ul{list-style:none;display:flex;flex-direction:column;gap:.5rem;font-size:.98rem;font-weight:600}
.door ul li::before{content:"— ";color:var(--km-accent)}
.door-main ul li::before{color:var(--km-accent-light)}
.door-foot{margin-top:auto;padding-top:1rem;display:flex;flex-direction:column;align-items:flex-start;gap:.9rem}
.door .small-link{font-size:.9rem;font-weight:600;color:var(--km-grey-mid);border-bottom:1px solid currentColor}
.formats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.5rem;margin-top:3.5rem}
.fmt{padding:2.25rem;border:1px solid var(--line-d);border-radius:10px;display:flex;flex-direction:column;gap:.9rem}
.fmt .k{font:900 14px/1 var(--km-font);letter-spacing:.08em;color:var(--km-accent-light)}
.fmt h3{font-size:1.35rem;line-height:1.2}
.fmt p{font-size:1rem;color:var(--km-grey-light)}
.fmt-note{margin-top:2rem;font-size:1rem;color:var(--km-grey-light);max-width:60ch}

/* Casos */
.cases{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1.5rem;margin-top:3.5rem}
.case{border:1px solid var(--line-l);border-radius:10px;padding:2.25rem;background:#fff;display:flex;flex-direction:column;gap:1.25rem}
.case-type{align-self:flex-start}
.case h3{font-size:1.5rem;line-height:1.2}
.case dl{display:grid;grid-template-columns:8.5rem minmax(0,1fr);gap:.9rem 1.25rem;border-top:1px solid var(--line-l);padding-top:1.25rem}
.case dt{font-size:.78rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--km-grey-mid);padding-top:.2rem}
.case dd{font-size:1rem;font-weight:500;line-height:1.6}
.case blockquote{font-weight:700;font-size:1.1rem;line-height:1.45;border-left:2px solid var(--km-accent);padding-left:1rem}
.case-who{display:flex;align-items:center;gap:.8rem;font-size:.9rem}
.case-who img{width:48px;height:48px;object-fit:cover;border-radius:2px}
.case-who b{display:block}
.case-who span{color:var(--km-grey-mid)}

/* Encaje */
.fit{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:4rem;margin-top:3rem}
.fit h3{font-size:.85rem;letter-spacing:.1em;text-transform:uppercase;margin-bottom:1rem}
.fit ul{list-style:none;border-top:1px solid var(--line-l)}
.fit li{padding:1rem 0 1rem 2rem;border-bottom:1px solid var(--line-l);font-size:1.05rem;font-weight:600;line-height:1.5;position:relative}
.fit .yes li::before{content:"✓";position:absolute;left:0;color:var(--km-accent);font-weight:900}
.fit .no li::before{content:"×";position:absolute;left:.1rem;color:var(--km-grey-mid);font-weight:900}

/* Logos */
.logos{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:1px;background:var(--line-l);border:1px solid var(--line-l);margin-top:3rem}
.logos div{background:#fff;display:flex;align-items:center;justify-content:center;padding:1.75rem 1.25rem;min-height:120px}
.logos img{max-height:46px;max-width:140px;width:auto;object-fit:contain;filter:grayscale(1);opacity:.8}
.logos .tall img{max-height:64px}

/* FAQ */
.faq{max-width:50rem;margin-top:3rem;border-top:1px solid var(--line-l)}
.faq details{border-bottom:1px solid var(--line-l)}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:1.5rem;align-items:center;padding:1.5rem 0;font-size:1.12rem;font-weight:700;min-height:44px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:1.6rem;font-weight:500;color:var(--km-accent);flex:none;transition:transform .2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{padding:0 0 1.5rem;font-size:1.02rem;line-height:1.75;color:var(--km-grey-mid);max-width:62ch}

/* Cierre */
.cierre{text-align:center}
.cierre .h2,.cierre .lead{margin-left:auto;margin-right:auto}
.cierre .btns{justify-content:center}
.cierre-note{margin-top:1.25rem;font-size:.9rem;font-weight:600;color:var(--km-grey-light)}

/* Pie */
footer{background:#000;color:#fff;border-top:1px solid var(--line-d);padding:2.5rem;display:flex;flex-direction:column;align-items:center;gap:1.25rem}
footer img{height:36px;width:auto;aspect-ratio:366/68;filter:brightness(0) invert(1)}
.footer-links{display:flex;gap:0 1.5rem;flex-wrap:wrap;justify-content:center;font-size:.8rem;font-weight:500;color:var(--km-grey-light)}
.footer-links>*{display:inline-flex;align-items:center;min-height:44px}
.footer-links a{color:var(--km-grey-light)}.footer-links a:hover{color:#fff}

@media (max-width:1080px){.auth-grid{gap:3rem}.doors{grid-template-columns:1fr 1fr}.doors .door-main{grid-column:1/-1}.logos{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media (max-width:820px){
.s{padding:4.5rem 1.25rem}.hero-bg{padding:7rem 1.25rem 3.5rem;min-height:max(560px,86vh)}.hero-bg::after{background:rgba(5,12,20,.74)}.hero-split{padding:7rem 1.25rem 4rem}
.hs-grid,.auth-grid,.fit,.cases,.doors,.doors.two,.formats,.phases,.nums,.nums.three{grid-template-columns:1fr}
.hs-grid{gap:2.5rem}.hs-photo{aspect-ratio:4/3}.auth-photo{aspect-ratio:4/3}
.nums,.phases{gap:2.25rem;margin-top:3rem}.num-item{grid-template-columns:52px minmax(0,1fr)}.km-num{font-size:36px}
.stats{grid-template-columns:1fr;gap:1.75rem}
.timeline li{grid-template-columns:1fr;gap:.4rem}
.case dl{grid-template-columns:1fr;gap:.25rem}.case dd{margin-bottom:.75rem}
.door,.fmt,.case{padding:1.75rem}
.logos{grid-template-columns:repeat(2,minmax(0,1fr))}
.btns .km-btn{width:100%}
footer{padding:2rem 1.25rem}}

.km-btn--accent,.km-btn--accent:hover{background:var(--km-accent);color:#fff}