/* BITTEN GLOBAL — Landing page prototype v1 | 2026-11-04 */
:root{--navy:#10232c;--navy-2:#152f39;--dark:#0b181f;--copper:#bd693d;--copper-dark:#9c4e28;--cream:#f8f7f3;--paper:#fff;--grey:#65737b;--line:#e2e5e5;--ink:#182c34;--soft:#edf0ee;--radius:18px;--shell:1180px;--shadow:0 14px 50px rgba(10,30,40,.08)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:98px}body{margin:0;background:var(--paper);color:var(--ink);font:400 16px/1.65 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;-webkit-font-smoothing:antialiased}body.modal-open{overflow:hidden}img{max-width:100%;height:auto}button,input,select,textarea{font:inherit}button,a{-webkit-tap-highlight-color:transparent}a{color:inherit}a:hover{text-decoration:none}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid #e39a63;outline-offset:3px}.skip{position:absolute;z-index:100;top:-60px;left:20px;padding:8px 12px;background:white}.skip:focus{top:12px}.shell{max-width:var(--shell);padding:0 26px;margin:auto}.section{padding:104px 0}.section-sm{padding:76px 0}.section.alt{background:var(--cream)}.eyebrow{display:inline-block;text-transform:uppercase;letter-spacing:.16em;font-size:11px;font-weight:800;color:var(--copper)}.section-title{font-weight:750;letter-spacing:-.05em;line-height:1.09;font-size:clamp(2rem,3.5vw,3.3rem);margin:13px 0 20px}.section-intro{color:#53636a;font-size:1.08rem;max-width:680px}.paragraph{color:#526068}.paragraph p{margin:0 0 16px}.topline{background:var(--dark);color:#cad6d8;font-size:12px;letter-spacing:.04em}.topline .shell{display:flex;align-items:center;justify-content:space-between;gap:20px;padding-top:7px;padding-bottom:7px}.topline a{text-decoration:none}.header{position:sticky;top:0;z-index:30;background:#fff;box-shadow:0 1px 0 rgba(21,39,45,.09)}.header-inner{display:flex;justify-content:space-between;align-items:center;height:76px;gap:24px}.logo{display:inline-flex;align-items:center;gap:11px;text-decoration:none;white-space:nowrap}.logo-mark{display:grid;place-items:center;background:var(--navy);width:37px;height:37px;color:#fff;font-size:24px;font-weight:800;line-height:1;border-radius:9px;letter-spacing:-.12em;padding-right:2px}.logo-word{display:flex;flex-direction:column;line-height:1.1}.logo-word strong{font-size:17px;letter-spacing:.04em}.logo-word small{font-size:9px;letter-spacing:.18em;color:#65757c;text-transform:uppercase;margin-top:5px}.nav{display:flex;align-items:center;gap:29px}.nav a{font-size:13px;font-weight:700;color:#40515a;text-decoration:none}.nav a:hover{color:var(--copper-dark)}.header .btn{padding:12px 18px}.nav-toggle{display:none;border:1px solid var(--line);border-radius:8px;background:white;padding:9px 12px;font-weight:700}.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:7px;padding:15px 23px;background:var(--copper);color:#fff;text-decoration:none;border:1px solid var(--copper);font-weight:750;line-height:1.2;font-size:14px;cursor:pointer;transition:transform .15s,background .2s,border-color .2s}.btn:hover{background:var(--copper-dark);border-color:var(--copper-dark);transform:translateY(-1px)}.btn-outline{background:transparent;border-color:#d3d8d6;color:#263b44}.btn-outline:hover{background:#f0f2f0;border-color:#b4c1c0}.btn-ghost{background:transparent;color:white;border-color:rgba(255,255,255,.4)}.btn-ghost:hover{background:rgba(255,255,255,.1);border-color:white}.btn-dark{background:var(--navy);border-color:var(--navy)}.btn-dark:hover{background:var(--dark)}.hero{background:var(--navy);color:#fff;overflow:hidden;position:relative}.hero:after{content:"";position:absolute;width:520px;height:520px;left:-300px;bottom:-430px;border-radius:50%;border:90px solid rgba(255,255,255,.025);pointer-events:none}.hero-grid{min-height:590px;display:grid;grid-template-columns:1fr 1.08fr;gap:62px;align-items:center}.hero-copy{position:relative;z-index:2;padding:66px 0 79px}.hero .eyebrow{color:#e8ac87}.hero h1{font-size:clamp(2.8rem,5vw,5.15rem);line-height:1.055;letter-spacing:-.065em;margin:23px 0 25px;font-weight:780}.hero h1 span{color:#d9946a}.hero-lead{font-size:1.13rem;max-width:520px;color:#cbd8d8;line-height:1.7}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:35px}.hero-detail{margin-top:37px;display:flex;align-items:center;gap:10px;font-size:13px;color:#b0c3c7}.hero-detail .dot{height:7px;width:7px;border-radius:50%;background:#d99b76}.hero-media{position:relative;align-self:stretch;min-height:580px;isolation:isolate}.hero-media:before{content:"";position:absolute;z-index:-1;inset:0 -40vw 0 20%;background:linear-gradient(120deg,#203d47,#132a33)}.hero-media img{position:absolute;top:40px;bottom:40px;left:0;width:calc(100% + 58px);height:calc(100% - 80px);object-fit:cover;border-radius:10px 0 0 10px;object-position:center}.photo-caption{position:absolute;z-index:2;bottom:58px;left:22px;max-width:310px;color:#fff;font-size:12px;line-height:1.45;background:rgba(14,31,39,.87);padding:12px 15px;border-radius:7px;backdrop-filter:blur(5px)}.spec-strip{background:#f3f4f1;border-bottom:1px solid var(--line)}.spec-grid{display:grid;grid-template-columns:repeat(4,1fr)}.spec-stat{padding:29px 23px;border-right:1px solid #dce1dd}.spec-stat:first-child{padding-left:0}.spec-stat:last-child{border:0}.spec-stat strong{font-size:clamp(1.45rem,2.7vw,2.2rem);letter-spacing:-.05em;line-height:1.15;display:block}.spec-stat span{font-size:12px;color:#607079;display:block;margin-top:7px}.intro-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:130px;align-items:start}.intro-head .line{height:3px;width:55px;background:var(--copper);margin-top:24px}.value-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:32px}.value{background:white;padding:27px 23px;border:1px solid var(--line);border-radius:12px}.value h3{font-size:1.01rem;margin:12px 0 6px;line-height:1.35}.value p{font-size:13px;color:#66757a;margin:0}.value .number{color:var(--copper);font-size:12px;font-weight:800;letter-spacing:.08em}.gallery-head{display:flex;align-items:end;justify-content:space-between;gap:32px;margin-bottom:30px}.gallery-head .section-title{margin-bottom:0}.gallery-layout{display:grid;grid-template-columns:1.45fr 1fr 1fr;grid-template-rows:230px 230px;gap:13px}.gallery-item{display:block;position:relative;border:0;padding:0;background:#ebedeb;overflow:hidden;border-radius:9px;cursor:zoom-in}.gallery-item:first-child{grid-row:span 2}.gallery-item img{width:100%;height:100%;display:block;object-fit:cover;transition:transform .3s}.gallery-item:hover img{transform:scale(1.045)}.gallery-item .gallery-label{position:absolute;bottom:0;left:0;right:0;background:linear-gradient(transparent,rgba(8,22,30,.83));padding:35px 16px 14px;text-align:left;color:#fff;font-size:12px;font-weight:650}.gallery-note{font-size:13px;color:#6e7b7c;margin:16px 0 0}.archive{margin-top:25px;border:1px solid var(--line);border-radius:9px;padding:0 20px;background:white}.archive summary{cursor:pointer;font-weight:750;padding:17px 0;font-size:14px}.archive[open] summary{border-bottom:1px solid var(--line)}.archive p{color:#657279;font-size:13px}.archive-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:13px;padding-bottom:20px}.archive-grid .gallery-item{height:190px}.tech-layout{display:grid;grid-template-columns:1fr 1fr;gap:30px;margin-top:38px}.tech-card{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}.tech-card h3{margin:0;padding:22px 27px;background:var(--navy);color:#fff;letter-spacing:-.02em;font-size:17px}.tech-card table{border-collapse:collapse;width:100%;text-align:left}.tech-card tr:nth-child(2n){background:#f8f9f7}.tech-card th,.tech-card td{padding:15px 25px;border-bottom:1px solid #e9ebea;font-size:13px;vertical-align:top}.tech-card th{color:#607078;width:56%;font-weight:600}.tech-card td{color:var(--ink);font-weight:750}.tech-foot{display:flex;align-items:center;gap:15px;justify-content:space-between;flex-wrap:wrap;margin-top:24px}.tech-foot p{font-size:13px;color:#6c7a80;margin:0;max-width:650px}.split-panel{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}.location-card{background:var(--navy);border-radius:13px;color:white;min-height:390px;padding:45px;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden}.location-card:before,.location-card:after{content:"";position:absolute;border:1px solid rgba(255,255,255,.12);border-radius:50%;width:500px;height:500px;right:-210px;top:-120px}.location-card:after{width:330px;height:330px;right:-130px;top:-35px}.location-card .eyebrow{color:#dda17a}.location-card h3{position:relative;z-index:1;font-size:clamp(2.6rem,4vw,4rem);line-height:1.02;letter-spacing:-.05em;margin:0}.location-card p{position:relative;z-index:1;color:#c4d4d7;margin:0;font-size:14px;max-width:300px}.check-list{list-style:none;padding:0;margin:24px 0 0}.check-list li{position:relative;padding:0 0 0 29px;margin:0 0 17px;color:#52636a;font-size:14px}.check-list li:before{content:"✓";position:absolute;left:0;color:var(--copper);font-weight:900}.docs-card{background:#f5f6f3;border:1px solid var(--line);border-radius:12px;padding:27px;margin-top:26px}.docs-card h3{margin:0 0 6px;font-size:19px}.docs-card p{margin:0;color:#596971;font-size:14px}.docs-grid{display:grid;grid-template-columns:1fr 1fr;gap:17px;margin-top:26px}.docs-grid .doc{padding:19px 20px;border:1px solid #e0e5e2;border-radius:9px;background:white;font-size:13px;font-weight:700}.docs-grid .doc small{display:block;color:#6f7d81;font-weight:400;margin-top:4px}.reuse{background:#f3eee9;border-left:4px solid var(--copper);border-radius:0 11px 11px 0;padding:37px 44px}.reuse h3{margin:8px 0 12px;font-size:27px;letter-spacing:-.03em}.reuse p{margin:0;color:#5f686a}.reuse small{display:block;margin-top:16px;font-size:12px;color:#6f6b67;font-weight:650}.contact-section{background:var(--navy);color:white}.contact-grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:75px}.contact-copy h2{font-size:clamp(2.15rem,3.8vw,3.5rem);letter-spacing:-.06em;line-height:1.12;margin:17px 0 22px}.contact-copy>p{color:#c2d0d4}.contact-links{margin-top:39px;border-top:1px solid rgba(255,255,255,.2);padding-top:22px}.contact-links a{display:block;margin:8px 0;text-decoration:none;font-size:14px;font-weight:650}.contact-links a:hover{text-decoration:underline}.contact-box{background:white;color:var(--ink);border-radius:15px;padding:34px;box-shadow:0 15px 45px rgba(0,0,0,.12)}.contact-box h3{font-size:22px;letter-spacing:-.03em;margin:0 0 6px}.contact-box .help{color:#6a797c;font-size:13px;margin:0 0 22px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}.field{display:flex;flex-direction:column;gap:6px;margin-bottom:17px}.field.full{grid-column:span 2}.field label{font-weight:750;font-size:12px;color:#374850}.field input,.field select,.field textarea{border:1px solid #d6dddb;border-radius:7px;width:100%;padding:11px 12px;background:white;color:#24373f;outline:none;min-width:0}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--copper);box-shadow:0 0 0 3px rgba(189,105,61,.11)}.field textarea{resize:vertical;min-height:83px}.check-field{display:flex;gap:11px;align-items:start;font-size:12px;color:#65747a;margin-bottom:20px}.check-field input{margin-top:4px;accent-color:var(--copper)}.check-field a{color:#7a472e}.form-submit{width:100%}.form-note{font-size:11px;color:#718083;margin:12px 0 0}.form-feedback{font-size:13px;min-height:21px;color:#4f6d53;margin-top:9px}.footer{background:#0a161d;color:#ccd5d6;padding:32px 0}.footer-inner{display:flex;justify-content:space-between;gap:20px;align-items:center}.footer p{margin:5px 0;font-size:12px;color:#a6b7bb}.footer .logo{color:white}.footer .logo-mark{background:#29424c}.footer-links{display:flex;gap:23px;align-items:center;flex-wrap:wrap}.footer-links a{font-size:12px;text-decoration:none;color:#b8c8c9}.footer-links a:hover{text-decoration:underline}.bottom-sticky{display:none}.lightbox{padding:0;border:0;border-radius:12px;max-width:min(92vw,1110px);max-height:92vh;background:#11232a;color:white;box-shadow:0 25px 90px #0009}.lightbox::backdrop{background:rgba(3,10,14,.85)}.lightbox-inner{display:grid;grid-template-rows:minmax(0,1fr) auto;min-width:min(90vw,640px)}.lightbox img{display:block;width:100%;max-height:77vh;object-fit:contain}.lightbox-controls{display:flex;align-items:center;gap:10px;justify-content:space-between;padding:13px 15px}.lightbox-controls span{font-size:13px;color:#d9e2e3}.lightbox-controls button{background:transparent;border:1px solid #829499;color:white;border-radius:6px;padding:6px 12px;cursor:pointer}.lightbox .close{position:absolute;top:10px;right:10px;background:rgba(0,0,0,.7);color:white;border:1px solid #879494;border-radius:100%;font-size:20px;line-height:1;width:36px;height:36px;cursor:pointer}.index-hero{background:var(--navy);color:white;padding:95px 0}.index-hero h1{max-width:780px;font-size:clamp(2.8rem,5vw,4.6rem);line-height:1.06;letter-spacing:-.065em;margin:20px 0}.index-hero p{max-width:620px;color:#cbd7d8;font-size:18px}.index-cards{display:grid;grid-template-columns:1fr 1fr;gap:24px}.index-card{border:1px solid var(--line);border-radius:14px;overflow:hidden;box-shadow:var(--shadow)}.index-card img{height:220px;width:100%;object-fit:cover}.index-card .body{padding:25px}.index-card .body h2{font-size:23px;margin:8px 0}.index-card p{font-size:14px;color:#62727a}.index-simple{max-width:800px}.index-simple h1{font-size:clamp(2.3rem,4vw,4rem);letter-spacing:-.055em;line-height:1.08}.index-simple h2{margin-top:38px}.index-simple p,.index-simple li{color:#52636c}.index-simple .notice{border-left:3px solid var(--copper);padding:18px 22px;background:#f9f3ee;margin:25px 0}
@media(max-width:1100px){.hero-grid{gap:32px}.intro-grid{gap:65px}.split-panel{gap:35px}.contact-grid{gap:38px}.nav{gap:17px}.nav a{font-size:12px}}
@media(max-width:850px){.shell{padding-left:22px;padding-right:22px}.nav-toggle{display:inline-flex;align-items:center}.header-inner{height:68px}.nav{display:none;position:absolute;top:68px;left:0;right:0;background:white;box-shadow:0 12px 20px #10232c20;padding:19px 22px 25px;align-items:stretch;flex-direction:column;gap:18px}.nav.open{display:flex}.nav .btn{width:100%}.hero-grid{grid-template-columns:1fr;gap:0}.hero-copy{padding:74px 0 54px}.hero-media{min-height:400px;margin:0 -22px}.hero-media img{inset:0;width:100%;height:100%;border-radius:0}.hero-media:before{display:none}.photo-caption{bottom:20px}.intro-grid,.split-panel,.contact-grid{grid-template-columns:1fr;gap:28px}.tech-layout{gap:18px}.section{padding:80px 0}.value-grid{gap:10px}.value{padding:20px 17px}.gallery-layout{grid-template-rows:190px 190px}.location-card{min-height:340px}.contact-grid{gap:34px}.footer-inner{align-items:flex-start}}
@media(max-width:620px){.topline span:nth-child(2){display:none}.logo-word strong{font-size:15px}.logo-mark{width:33px;height:33px}.section{padding:65px 0}.section-sm{padding:52px 0}.hero h1{font-size:clamp(2.75rem,11vw,4rem)}.hero-copy{padding:52px 0 41px}.hero-lead{font-size:1rem}.hero-actions{flex-direction:column;align-items:stretch}.hero-actions .btn{width:100%}.hero-detail{margin-top:23px}.hero-media{min-height:295px}.spec-grid{grid-template-columns:1fr 1fr}.spec-stat{padding:19px 15px;border-bottom:1px solid var(--line)}.spec-stat:first-child{padding-left:15px}.spec-stat:nth-child(2){border-right:0}.spec-stat:nth-last-child(-n+2){border-bottom:0}.spec-stat strong{font-size:1.52rem}.intro-grid{gap:14px}.value-grid{grid-template-columns:1fr}.gallery-head{display:block}.gallery-layout{grid-template-columns:1fr 1fr;grid-template-rows:235px 170px 170px;gap:8px}.gallery-item:first-child{grid-column:span 2;grid-row:auto}.gallery-item .gallery-label{padding:24px 10px 9px;font-size:11px}.archive-grid{grid-template-columns:1fr 1fr}.archive-grid .gallery-item{height:130px}.tech-layout{grid-template-columns:1fr}.tech-card th,.tech-card td{padding:13px 15px}.tech-foot{align-items:stretch}.tech-foot .btn{width:100%}.location-card{padding:28px;min-height:300px}.reuse{padding:27px 25px}.docs-grid{grid-template-columns:1fr}.contact-box{padding:23px 19px}.form-grid{grid-template-columns:1fr;gap:0}.field.full{grid-column:auto}.footer-inner{flex-direction:column}.bottom-sticky{display:block;position:fixed;z-index:25;bottom:0;left:0;right:0;padding:10px 15px max(10px,env(safe-area-inset-bottom));background:#fff;box-shadow:0 -5px 20px #10232c24}.bottom-sticky .btn{width:100%}.footer{padding-bottom:98px}.lightbox-inner{min-width:90vw}.lightbox-controls{gap:7px}.lightbox-controls span{font-size:11px}.index-cards{grid-template-columns:1fr}.index-hero{padding:65px 0}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}
/* Explicitly preserve CTA contrast inside navigation. */
.nav a.btn,.nav a.btn:hover{color:#fff}

/* ETAPA 7 — usability improvements, keeping the approved visual system. */
button,.btn,.nav-toggle,.lightbox-controls button,.lightbox .close{min-height:44px}
.field input,.field select{min-height:44px}
.check-field input{min-width:18px;min-height:18px}
.form-feedback a{font-weight:750;text-decoration:underline;text-underline-offset:3px}
body.modal-open .bottom-sticky{display:none}
@media(max-width:620px){
  body.contact-visible .bottom-sticky,body.hero-visible .bottom-sticky{transform:translateY(125%);pointer-events:none}
  .bottom-sticky{transition:transform .2s ease}
  .contact-copy > .btn{width:100%}
  .lightbox-controls button{min-width:72px;min-height:44px;padding:8px 10px}
  .gallery-item{min-height:44px}
  .nav-toggle{min-height:44px}
  .form-feedback{line-height:1.5}
}
@media(prefers-reduced-motion:reduce){.bottom-sticky{transition:none}}

@media(max-width:360px){.header-inner{gap:8px}.header .logo-word small{display:none}.header .logo-word strong{font-size:14px}.nav-toggle{font-size:13px;padding:7px 8px}}