:root{
  --navy:#082b4c;
  --navy-2:#0c3a63;
  --blue:#0d67ad;
  --blue-2:#1285cc;
  --yellow:#f6bd22;
  --ink:#182433;
  --muted:#667383;
  --paper:#f4f7fa;
  --white:#fff;
  --line:#dce4eb;
  --shadow:0 18px 55px rgba(10,39,65,.14);
  --radius:24px;
  --container:min(1180px, calc(100% - 40px));
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:86px}
body{margin:0;color:var(--ink);background:#fff;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit}
button{cursor:pointer}
.container{width:var(--container);margin-inline:auto}
.section-pad{padding:96px 0}
.skip-link{position:fixed;left:12px;top:-60px;z-index:9999;background:#fff;color:#000;padding:10px 14px;border-radius:8px;box-shadow:var(--shadow)}
.skip-link:focus{top:12px}

.site-header{position:fixed;inset:0 0 auto 0;z-index:1000;background:rgba(255,255,255,.96);backdrop-filter:blur(14px);border-bottom:1px solid rgba(8,43,76,.08);transition:.25s ease}
.site-header.scrolled{box-shadow:0 10px 30px rgba(8,43,76,.09)}
.nav-wrap{height:82px;display:flex;align-items:center;justify-content:space-between;gap:30px}
.brand img{width:190px;height:auto}
.main-nav{display:flex;align-items:center;gap:28px;font-weight:750;font-size:.93rem;color:#26384a}
.main-nav a{position:relative}
.main-nav a:not(.nav-cta)::after{content:"";position:absolute;left:0;right:100%;bottom:-8px;height:2px;background:var(--blue);transition:right .2s ease}
.main-nav a:hover::after,.main-nav a:focus-visible::after{right:0}
.nav-cta{padding:12px 18px;border-radius:999px;background:var(--navy);color:#fff}
.menu-toggle{display:none;border:0;background:transparent;padding:10px;margin-right:-10px}
.menu-toggle span{display:block;width:26px;height:2px;background:var(--navy);margin:5px 0;transition:.25s}

.hero{position:relative;min-height:760px;display:flex;align-items:center;color:#fff;overflow:hidden;padding-top:82px;background:var(--navy)}
.hero-media{position:absolute;inset:0;background:url('../assets/img/hero-obra.webp') center/cover no-repeat;transform:scale(1.03)}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(3,25,45,.96) 0%,rgba(3,25,45,.86) 43%,rgba(3,25,45,.45) 68%,rgba(3,25,45,.3) 100%),linear-gradient(0deg,rgba(3,25,45,.65),transparent 60%)}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1.08fr) minmax(330px,.72fr);gap:54px;align-items:center;padding-block:70px 80px}
.eyebrow{display:inline-block;font-weight:900;font-size:.76rem;letter-spacing:.18em;color:#c9eaff;margin-bottom:12px}
.eyebrow-dark{color:var(--blue)}
.hero h1,.section-copy h2,.section-head h2,.quality h2,.cta-band h2,.contact h2{margin:0;letter-spacing:-.045em;line-height:1.03}
.hero h1{font-size:clamp(3rem,6vw,5.6rem);max-width:800px}
.hero-lead{max-width:690px;font-size:clamp(1.06rem,1.6vw,1.3rem);color:#dbe8f1;margin:24px 0 30px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:50px;padding:0 22px;border-radius:12px;font-weight:850;border:1px solid transparent;transition:transform .2s ease,box-shadow .2s ease,background .2s ease}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--yellow);color:#10263a;box-shadow:0 12px 30px rgba(246,189,34,.18)}
.btn-primary:hover{background:#ffca38}
.btn-ghost{border-color:rgba(255,255,255,.55);color:#fff;background:rgba(255,255,255,.06)}
.btn-light{background:#fff;color:var(--navy)}
.btn-full{width:100%;border:0}
.hero-trust{display:flex;gap:30px;margin-top:36px;color:#cddbe7;font-size:.9rem}
.hero-trust span{display:flex;flex-direction:column}
.hero-trust strong{color:#fff;font-size:1rem}
.presenter-stage{position:relative;align-self:end;min-height:560px;display:flex;align-items:flex-end;justify-content:center}
.presenter-frame{width:min(490px,100%);border-radius:40px 40px 16px 16px;overflow:hidden;background:#fff;box-shadow:0 30px 80px rgba(0,0,0,.32);border:1px solid rgba(255,255,255,.4)}
.presenter-frame img{width:100%;aspect-ratio:1/1;object-fit:cover;object-position:center}
.speech-card{position:absolute;z-index:2;top:22px;left:-80px;width:300px;background:#fff;color:var(--ink);padding:20px 22px;border-radius:18px;box-shadow:var(--shadow)}
.speech-card::after{content:"";position:absolute;right:-14px;bottom:30px;border:14px solid transparent;border-left-color:#fff;border-right:0}
.speech-label{font-size:.68rem;font-weight:900;letter-spacing:.12em;color:var(--blue)}
.speech-card p{margin:7px 0 10px;font-size:.92rem}
.speech-card a{font-weight:850;color:var(--blue)}
.scroll-cue{position:absolute;z-index:3;bottom:20px;left:50%;width:28px;height:44px;border:1px solid rgba(255,255,255,.55);border-radius:999px;transform:translateX(-50%)}
.scroll-cue span{position:absolute;left:50%;top:8px;width:4px;height:8px;background:#fff;border-radius:8px;transform:translateX(-50%);animation:scrollCue 1.6s infinite}
@keyframes scrollCue{0%{opacity:0;transform:translate(-50%,0)}35%{opacity:1}100%{opacity:0;transform:translate(-50%,16px)}}

.stats{padding-top:0;margin-top:-34px;position:relative;z-index:4}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:22px;overflow:hidden}
.stat-card{padding:30px 28px;display:flex;flex-direction:column;gap:5px;border-right:1px solid var(--line)}
.stat-card:last-child{border-right:0}
.stat-card strong{font-size:clamp(1.45rem,2.4vw,2.25rem);color:var(--navy);letter-spacing:-.04em}
.stat-card span{color:var(--muted);font-size:.9rem}

.about{background:linear-gradient(180deg,#fff 0%,#f8fafc 100%)}
.about-grid{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);gap:80px;align-items:center}
.about-visual{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);min-height:470px;background:#dfe7ec}
.about-visual img{width:100%;height:100%;min-height:470px;object-fit:cover;image-rendering:auto}
.about-stamp{position:absolute;right:24px;bottom:24px;background:var(--yellow);color:#14283a;border-radius:18px;padding:18px 20px;display:flex;flex-direction:column;box-shadow:0 14px 40px rgba(0,0,0,.15)}
.about-stamp strong{font-size:2rem;line-height:1}.about-stamp span{font-weight:850;font-size:.85rem}
.section-copy h2,.section-head h2,.quality h2,.contact h2{font-size:clamp(2.35rem,4vw,4rem);color:var(--navy)}
.section-copy>p{font-size:1.05rem;color:#516274}
.legal-card{margin-top:28px;padding:22px 24px;border-left:4px solid var(--blue);background:#edf5fb;border-radius:0 16px 16px 0;display:grid;grid-template-columns:1fr 1.5fr;gap:6px 16px;font-size:.9rem}
.legal-card span{color:#667789}.legal-card strong{color:var(--navy)}.legal-card small{grid-column:2;color:#667789}

.services{background:var(--paper)}
.section-head{display:grid;grid-template-columns:1.15fr .85fr;gap:80px;align-items:end;margin-bottom:42px}
.section-head p{margin:0;color:var(--muted);font-size:1.03rem}
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.service-card{position:relative;min-height:310px;padding:28px;background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden;transition:.25s ease}
.service-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#c4d4e2}
.service-card svg{width:48px;height:48px;fill:none;stroke:var(--blue);stroke-width:2;stroke-linecap:round;stroke-linejoin:round;margin:28px 0 24px}
.service-num{position:absolute;top:22px;right:22px;font-weight:900;color:#a3b0bd;font-size:.8rem}
.service-card h3{font-size:1.25rem;color:var(--navy);margin:0 0 10px}.service-card p{margin:0;color:var(--muted)}
.service-card-accent{background:var(--navy);border-color:var(--navy);color:#dce9f2}.service-card-accent h3{color:#fff}.service-card-accent p{color:#c7d7e4}.service-card-accent svg{stroke:var(--yellow)}.service-card-accent .service-num{color:#7d9ab1}

.projects{background:#082b4c;color:#fff}
.projects-head h2{color:#fff}.projects-head p{color:#c5d5e2}
.filter-bar{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:28px}
.filter-btn{border:1px solid rgba(255,255,255,.18);background:transparent;color:#cfe0ec;border-radius:999px;padding:9px 15px;font-weight:800;font-size:.86rem}
.filter-btn.active,.filter-btn:hover{background:#fff;color:var(--navy);border-color:#fff}
.project-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.project-card{background:#fff;color:var(--ink);border-radius:18px;overflow:hidden;min-width:0;transition:opacity .25s,transform .25s}
.project-card[hidden]{display:none}
.project-wide{grid-column:span 2}
.project-image{border:0;padding:0;width:100%;background:#dce6ed;display:block;overflow:hidden;aspect-ratio:4/3}
.project-wide .project-image{aspect-ratio:16/9}
.project-image img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.project-card:hover .project-image img{transform:scale(1.035)}
.project-info{padding:20px 22px 24px}.project-info span{display:block;color:var(--blue);font-size:.73rem;font-weight:900;text-transform:uppercase;letter-spacing:.09em}.project-info h3{margin:5px 0 8px;color:var(--navy);font-size:1.2rem}.project-info p{margin:0;color:#617181;font-size:.9rem}

.quality{background:#fff}
.quality-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:68px;align-items:center}
.quality-copy>p{color:var(--muted);font-size:1.05rem}
.quality-list{margin-top:28px;display:grid;gap:16px}
.quality-list>div{display:grid;grid-template-columns:38px 1fr;gap:12px;align-items:start}.quality-list p{margin:0;color:#536477}.quality-list strong{color:var(--navy)}
.check{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:#e6f3fb;color:var(--blue);font-weight:900}
.credential-panel{background:linear-gradient(145deg,var(--navy),#0b4774);color:#fff;border-radius:28px;padding:38px;box-shadow:var(--shadow)}
.credential-kicker{font-size:.72rem;letter-spacing:.13em;font-weight:900;color:#8ed5ff}.credential-panel h3{font-size:2rem;margin:8px 0 22px}.credential-item{padding:18px 0;border-top:1px solid rgba(255,255,255,.15);display:grid;grid-template-columns:140px 1fr;gap:18px}.credential-item strong{color:#fff}.credential-item span{color:#c7d7e4}.credential-panel small{display:block;color:#9fb7c8;margin-top:18px}

.cta-band{background:var(--blue);color:#fff;padding:52px 0}
.cta-grid{display:flex;align-items:center;justify-content:space-between;gap:30px}
.cta-band h2{font-size:clamp(2rem,3.5vw,3.4rem);max-width:800px}.cta-band .eyebrow{color:#d6efff}

.contact{background:var(--paper)}
.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:70px;align-items:start}
.contact-copy>p{color:var(--muted);font-size:1.04rem}
.contact-direct{margin-top:30px;display:grid;gap:5px}.contact-direct span{font-size:.78rem;text-transform:uppercase;font-weight:900;letter-spacing:.08em;color:#7b8997;margin-top:12px}.contact-direct a,.contact-direct strong{font-size:1.24rem;color:var(--navy)}
.contact-form{background:#fff;border:1px solid var(--line);border-radius:22px;padding:28px;box-shadow:0 15px 45px rgba(9,45,76,.07);display:grid;gap:16px}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.contact-form label{display:grid;gap:7px;font-weight:800;color:#30465a;font-size:.87rem}
.contact-form input,.contact-form select,.contact-form textarea{width:100%;border:1px solid #cfd9e2;border-radius:10px;background:#fbfcfd;color:var(--ink);padding:13px 14px;outline:none;transition:.2s}.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(13,103,173,.12)}.contact-form textarea{resize:vertical}.contact-form small{color:#798896;text-align:center}

.site-footer{background:#061f36;color:#d8e4ed;padding:52px 0 22px}
.footer-grid{display:grid;grid-template-columns:1.2fr 1fr .8fr;gap:50px}.footer-brand img{width:190px;background:#fff;padding:8px;border-radius:8px}.footer-brand p{max-width:320px;color:#9fb2c2}.footer-grid>div:not(.footer-brand){display:flex;flex-direction:column;gap:5px}.footer-grid strong{color:#fff;margin-bottom:5px}.footer-grid span,.footer-grid a{color:#aebfcb}.footer-grid a:hover{color:#fff}
.footer-bottom{margin-top:38px;padding-top:18px;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;gap:20px;color:#879dad;font-size:.78rem}

.presenter-fab{position:fixed;right:20px;bottom:20px;z-index:950;border:0;background:#fff;color:var(--navy);border-radius:999px;box-shadow:0 15px 45px rgba(0,0,0,.22);display:flex;align-items:center;gap:9px;padding:5px 14px 5px 5px;font-weight:900}
.presenter-fab img{width:48px;height:48px;border-radius:50%;object-fit:cover;object-position:center top;background:#fff}.presenter-fab:hover{transform:translateY(-2px)}
.presenter-panel{position:fixed;right:20px;bottom:84px;z-index:960;width:min(340px,calc(100vw - 32px));background:#fff;border-radius:20px;box-shadow:0 25px 80px rgba(0,0,0,.28);padding:18px;transform:translateY(14px) scale(.97);opacity:0;pointer-events:none;transition:.2s;color:var(--ink)}
.presenter-panel.open{opacity:1;pointer-events:auto;transform:none}.presenter-panel>div:nth-of-type(2){padding-left:78px;min-height:64px}.presenter-panel h3{margin:2px 0 14px;color:var(--navy)}.presenter-panel>div:nth-of-type(2)>span{font-size:.66rem;color:var(--blue);font-weight:900;letter-spacing:.1em}.presenter-mini{position:absolute;left:18px;top:18px;width:64px;height:64px;border-radius:16px;overflow:hidden;background:#f5f5f5}.presenter-mini img{width:100%;height:100%;object-fit:cover}.presenter-close{position:absolute;right:10px;top:8px;border:0;background:transparent;font-size:1.7rem;color:#637383}.quick-link{display:block;width:100%;border:1px solid var(--line);background:#fff;text-align:left;border-radius:10px;padding:11px 12px;margin-top:8px;color:#31485b;font-weight:800}.quick-primary{background:var(--navy);border-color:var(--navy);color:#fff}

.lightbox{position:fixed;inset:0;z-index:2000;background:rgba(2,14,25,.94);display:grid;place-items:center;padding:28px;opacity:0;pointer-events:none;transition:.2s}.lightbox.open{opacity:1;pointer-events:auto}.lightbox figure{margin:0;max-width:min(1100px,95vw);max-height:88vh;display:grid;gap:10px}.lightbox img{max-width:100%;max-height:80vh;border-radius:10px;box-shadow:0 20px 70px rgba(0,0,0,.4)}.lightbox figcaption{color:#fff;text-align:center;font-weight:800}.lightbox-close{position:absolute;right:24px;top:18px;border:0;background:transparent;color:#fff;font-size:2.2rem}

.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s ease,transform .7s ease}.reveal.visible{opacity:1;transform:none}

@media (max-width:980px){
  :root{--container:min(900px, calc(100% - 32px))}
  .section-pad{padding:78px 0}
  .menu-toggle{display:block}
  .main-nav{position:absolute;top:82px;left:16px;right:16px;display:grid;gap:0;padding:10px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);opacity:0;transform:translateY(-10px);pointer-events:none;transition:.2s}
  .main-nav.open{opacity:1;transform:none;pointer-events:auto}.main-nav a{padding:13px 12px}.main-nav a:not(.nav-cta)::after{display:none}.nav-cta{text-align:center;margin-top:6px}
  .hero{min-height:auto}.hero-grid{grid-template-columns:1fr;gap:20px;padding-block:70px 55px}.hero-copy{max-width:760px}.presenter-stage{min-height:390px;justify-content:flex-end}.presenter-frame{width:350px}.speech-card{left:auto;right:300px;top:42px}
  .stats-grid{grid-template-columns:repeat(2,1fr)}.stat-card:nth-child(2){border-right:0}.stat-card:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .about-grid,.quality-grid,.contact-grid{grid-template-columns:1fr;gap:45px}.about-visual{min-height:400px}.about-visual img{min-height:400px}
  .service-grid{grid-template-columns:repeat(2,1fr)}.project-grid{grid-template-columns:repeat(2,1fr)}.project-wide{grid-column:span 2}
  .section-head{grid-template-columns:1fr;gap:18px}.cta-grid{align-items:flex-start;flex-direction:column}
}

@media (max-width:720px){
  :root{--container:calc(100% - 28px)}
  html{scroll-padding-top:72px}.nav-wrap{height:70px}.brand img{width:160px}.main-nav{top:70px}
  .hero{padding-top:70px}.hero-overlay{background:linear-gradient(180deg,rgba(3,25,45,.92) 0%,rgba(3,25,45,.88) 52%,rgba(3,25,45,.86) 100%)}.hero-media{background-position:42% center}
  .hero-grid{padding-top:54px}.hero h1{font-size:clamp(2.7rem,14vw,4.2rem)}.hero-lead{font-size:1rem}.hero-actions{display:grid;grid-template-columns:1fr}.btn{width:100%}.hero-trust{display:grid;grid-template-columns:1fr 1fr;gap:14px}
  .presenter-stage{min-height:420px;justify-content:center;margin-top:10px}.presenter-frame{width:min(340px,92%)}.speech-card{top:0;right:auto;left:0;width:min(280px,84%);padding:16px 18px}.speech-card::after{left:28px;right:auto;bottom:-12px;border:12px solid transparent;border-top-color:#fff;border-bottom:0}
  .scroll-cue{display:none}.stats{margin-top:0;padding:0}.stats-grid{border-radius:0;border-left:0;border-right:0}.stat-card{padding:24px 20px}
  .section-pad{padding:64px 0}.about-visual{min-height:320px}.about-visual img{min-height:320px}.about-stamp{right:14px;bottom:14px}.legal-card{grid-template-columns:1fr;gap:4px}.legal-card strong{margin-bottom:7px}.legal-card small{grid-column:auto}
  .service-grid,.project-grid{grid-template-columns:1fr}.project-wide{grid-column:span 1}.project-wide .project-image,.project-image{aspect-ratio:16/10}.service-card{min-height:auto}
  .credential-panel{padding:28px}.credential-item{grid-template-columns:1fr;gap:4px}
  .field-row{grid-template-columns:1fr}.contact-form{padding:20px}
  .footer-grid{grid-template-columns:1fr;gap:28px}.footer-bottom{flex-direction:column}
  .presenter-fab span{display:none}.presenter-fab{padding:4px;right:14px;bottom:14px}.presenter-fab img{width:52px;height:52px}.presenter-panel{right:14px;bottom:78px}
}

@media (max-width:480px){
  .stats-grid{grid-template-columns:1fr}.stat-card{border-right:0!important;border-bottom:1px solid var(--line)}.stat-card:last-child{border-bottom:0}.hero-trust{grid-template-columns:1fr}.filter-bar{display:grid;grid-template-columns:1fr 1fr}.filter-btn{width:100%}.filter-btn:last-child{grid-column:span 2}.project-info{padding:17px 18px 21px}.about-stamp{padding:14px 16px}.about-stamp strong{font-size:1.6rem}
}

@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}}