/* ============================================================
   TRI BUS — tri.hossis.com
   Tu ruta, nuestro compromiso.
   ============================================================ */

:root{
  --red:#D6212E;
  --red-dark:#AF1823;
  --red-tint:#FDF1F1;
  --ink:#191920;
  --ink-2:#262630;
  --muted:#63636E;
  --bg:#FFFFFF;
  --warm:#F7F4EF;
  --line:#EAE6E0;
  --gold:#F2B32C;
  --shadow:0 10px 30px rgba(25,25,32,.10);
  --shadow-lg:0 22px 60px rgba(25,25,32,.16);
  --radius:16px;
  --font:"Plus Jakarta Sans",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{
  font-family:var(--font);
  color:var(--ink);
  background:var(--bg);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}

.container{width:min(1140px,92%);margin-inline:auto}

/* ---------- Type ---------- */
h1,h2,h3{line-height:1.15;letter-spacing:-.02em}
.kicker{
  display:inline-flex;align-items:center;gap:.5rem;
  font-size:.78rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase;
  color:var(--red);margin-bottom:.9rem;
}
.kicker::before{content:"";width:26px;height:3px;background:var(--red);border-radius:2px}
.section-title{font-size:clamp(1.7rem,3.4vw,2.5rem);font-weight:800;margin-bottom:.7rem}
.section-lead{color:var(--muted);max-width:640px;font-size:1.05rem}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.55rem;
  padding:.9rem 1.7rem;border-radius:999px;font-weight:700;font-size:1rem;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease;
  cursor:pointer;border:0;
}
.btn svg{flex:none}
.btn-red{background:var(--red);color:#fff;box-shadow:0 8px 22px rgba(214,33,46,.35)}
.btn-red:hover{background:var(--red-dark);transform:translateY(-2px)}
.btn-wa{background:#22C15E;color:#fff;box-shadow:0 8px 22px rgba(34,193,94,.35)}
.btn-wa:hover{background:#1AA850;transform:translateY(-2px)}
.btn-ghost{background:rgba(255,255,255,.12);color:#fff;border:1.5px solid rgba(255,255,255,.45);backdrop-filter:blur(4px)}
.btn-ghost:hover{background:rgba(255,255,255,.22);transform:translateY(-2px)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:var(--ink-2);transform:translateY(-2px)}

/* ---------- Header ---------- */
.header{
  position:fixed;inset:0 0 auto 0;z-index:100;
  background:rgba(20,20,26,.78);backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(255,255,255,.08);
  transition:background .25s ease;
}
.header.solid{background:rgba(18,18,24,.97)}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:.65rem}
.brand svg{width:42px;height:42px}
.brand-name{font-size:1.3rem;font-weight:800;font-style:italic;color:#fff;letter-spacing:-.01em}
.brand-name em{font-style:italic;color:var(--red)}
.brand-tag{display:block;font-size:.58rem;font-weight:600;letter-spacing:.22em;color:#B9B9C2;text-transform:uppercase;font-style:normal}
.nav-links{display:flex;align-items:center;gap:1.7rem}
.nav-links a{color:#E6E6EC;font-weight:600;font-size:.95rem;position:relative;padding:.3rem 0}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:2px;background:var(--red);transition:width .22s ease}
.nav-links a:hover::after{width:100%}
.nav-cta{margin-left:.4rem;padding:.62rem 1.3rem;font-size:.92rem;white-space:nowrap}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:.5rem}
.nav-toggle span{display:block;width:26px;height:2.6px;background:#fff;margin:5.5px 0;border-radius:2px;transition:transform .25s ease,opacity .25s ease}
.nav-toggle.open span:nth-child(1){transform:translateY(8.1px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-8.1px) rotate(-45deg)}

/* ---------- Hero ---------- */
.hero{
  position:relative;min-height:92vh;display:flex;align-items:center;
  color:#fff;overflow:hidden;
}
.hero-bg{position:absolute;inset:0;z-index:-2}
.hero-bg img{width:100%;height:100%;object-fit:cover;object-position:center 62%}
.hero::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(100deg,rgba(15,15,20,.86) 0%,rgba(15,15,20,.55) 42%,rgba(15,15,20,.12) 72%,rgba(15,15,20,.28) 100%);
}
.hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:34%;z-index:-1;
  background:linear-gradient(to top,rgba(15,15,20,.88),transparent);
}
.hero-inner{padding:9.5rem 0 6rem}
.hero-badge{
  display:inline-flex;align-items:center;gap:.55rem;
  background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.28);
  border-radius:999px;padding:.42rem 1.05rem;font-size:.85rem;font-weight:700;
  backdrop-filter:blur(6px);margin-bottom:1.4rem;
}
.hero-badge .dot{width:8px;height:8px;border-radius:50%;background:var(--gold)}
.hero h1{font-size:clamp(2.3rem,5.6vw,4.1rem);font-weight:800;max-width:13ch}
.hero h1 em{font-style:normal;color:var(--red);text-shadow:0 2px 18px rgba(0,0,0,.35)}
.hero p{margin:1.3rem 0 2.2rem;font-size:clamp(1.02rem,1.6vw,1.22rem);max-width:54ch;color:#E9E9EF}
.hero-actions{display:flex;gap:1rem;flex-wrap:wrap}
.hero-strip{
  position:absolute;left:0;right:0;bottom:0;
  border-top:1px solid rgba(255,255,255,.14);
  background:rgba(15,15,20,.45);backdrop-filter:blur(8px);
}
.hero-strip .container{display:flex;flex-wrap:wrap;justify-content:space-between;gap:.4rem 2rem;padding:1rem 0}
.hero-strip span{display:flex;align-items:center;gap:.55rem;font-size:.88rem;font-weight:600;color:#E9E9EF}
.hero-strip svg{color:var(--gold);flex:none}

/* ---------- Stats ---------- */
.stats{background:var(--ink);color:#fff;padding:2.6rem 0}
.stats .container{display:grid;grid-template-columns:repeat(4,1fr);gap:1.6rem;text-align:center}
.stat b{display:block;font-size:clamp(1.7rem,3vw,2.4rem);font-weight:800;color:#fff}
.stat b i{font-style:normal;color:var(--red)}
.stat span{font-size:.9rem;color:#ABABB6;font-weight:500}

/* ---------- Sections ---------- */
.section{padding:5.5rem 0}
.section-head{margin-bottom:3rem}
.section-head.center{text-align:center}
.section-head.center .section-lead{margin-inline:auto}
.section-head.center .kicker{justify-content:center}
.section-head.center .kicker::before{display:none}
.bg-warm{background:var(--warm)}

/* ---------- Services ---------- */
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.service{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:2rem 1.7rem;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  display:flex;flex-direction:column;gap:.9rem;
}
.service:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.service-icon{
  width:56px;height:56px;border-radius:14px;display:grid;place-items:center;
  background:var(--red-tint);color:var(--red);
}
.service h3{font-size:1.18rem;font-weight:800}
.service p{color:var(--muted);font-size:.95rem;flex:1}
.service .tags{display:flex;flex-wrap:wrap;gap:.4rem}
.service .tags li{
  font-size:.74rem;font-weight:700;color:var(--ink-2);
  background:var(--warm);border:1px solid var(--line);
  border-radius:999px;padding:.22rem .7rem;
}

/* ---------- Fleet ---------- */
.fleet-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.fleet-card{
  background:#fff;border-radius:var(--radius);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow);
  transition:transform .22s ease,box-shadow .22s ease;
  display:flex;flex-direction:column;
}
.fleet-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.fleet-top{
  background:linear-gradient(135deg,var(--ink) 0%,var(--ink-2) 100%);
  color:#fff;padding:1.8rem 1.7rem 1.5rem;position:relative;overflow:hidden;
}
.fleet-top::after{
  content:"";position:absolute;right:-46px;top:-46px;width:150px;height:150px;border-radius:50%;
  background:radial-gradient(circle,rgba(214,33,46,.5),transparent 70%);
}
.fleet-top h3{font-size:1.35rem;font-weight:800;font-style:italic}
.fleet-cap{display:flex;align-items:baseline;gap:.5rem;margin-top:.5rem}
.fleet-cap b{font-size:2.5rem;font-weight:800;color:var(--red);line-height:1}
.fleet-cap span{font-size:.85rem;color:#B9B9C2;font-weight:600;text-transform:uppercase;letter-spacing:.06em}
.fleet-body{padding:1.5rem 1.7rem 1.8rem;flex:1;display:flex;flex-direction:column}
.fleet-body p{color:var(--muted);font-size:.94rem;margin-bottom:1rem}
.fleet-body ul{display:grid;gap:.55rem;margin-bottom:1.4rem;flex:1}
.fleet-body li{display:flex;gap:.6rem;align-items:flex-start;font-size:.92rem;font-weight:500}
.fleet-body li svg{color:var(--red);flex:none;margin-top:.22rem}
.fleet-body .btn{align-self:flex-start;padding:.65rem 1.3rem;font-size:.9rem}

/* ---------- About ---------- */
.about-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:3.5rem;align-items:center}
.about-img{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg);position:relative}
.about-img img{width:100%;height:100%;object-fit:cover}
.about-year{
  position:absolute;left:1.2rem;bottom:1.2rem;
  background:var(--red);color:#fff;border-radius:12px;
  padding:.8rem 1.2rem;font-weight:800;line-height:1.2;box-shadow:var(--shadow-lg);
}
.about-year b{display:block;font-size:1.5rem}
.about-year span{font-size:.75rem;font-weight:600;opacity:.9}
.about-copy p{color:var(--muted);margin-bottom:1.1rem}
.about-copy p strong{color:var(--ink)}
.values{display:flex;flex-wrap:wrap;gap:.55rem;margin-top:1.4rem}
.values li{
  display:inline-flex;align-items:center;gap:.45rem;
  background:#fff;border:1px solid var(--line);border-radius:999px;
  padding:.45rem 1rem;font-size:.85rem;font-weight:700;
}
.values li svg{color:var(--red)}
.mv{display:grid;grid-template-columns:1fr 1fr;gap:1.2rem;margin-top:1.8rem}
.mv article{background:#fff;border:1px solid var(--line);border-radius:14px;padding:1.3rem 1.4rem}
.mv h3{font-size:.82rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--red);margin-bottom:.5rem}
.mv p{font-size:.9rem;color:var(--muted);margin:0}

/* ---------- Safety ---------- */
.safety{background:linear-gradient(160deg,#17171E 0%,#1F1F28 100%);color:#fff}
.safety .section-lead{color:#B9B9C2}
.safety-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem}
.safety-item{
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);
  border-radius:var(--radius);padding:1.7rem 1.5rem;
  transition:background .22s ease,transform .22s ease;
}
.safety-item:hover{background:rgba(255,255,255,.09);transform:translateY(-4px)}
.safety-item .service-icon{background:rgba(214,33,46,.18);color:#FF7A84;margin-bottom:1rem}
.safety-item h3{font-size:1.05rem;font-weight:800;margin-bottom:.5rem}
.safety-item p{font-size:.9rem;color:#B9B9C2}

/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem;counter-reset:step}
.step{
  position:relative;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);padding:2.4rem 1.7rem 1.9rem;counter-increment:step;
}
.step::before{
  content:"0" counter(step);
  position:absolute;top:-1.05rem;left:1.5rem;
  background:var(--red);color:#fff;font-weight:800;font-size:.95rem;
  border-radius:10px;padding:.35rem .8rem;box-shadow:0 6px 16px rgba(214,33,46,.35);
}
.step h3{font-size:1.1rem;font-weight:800;margin-bottom:.5rem}
.step p{color:var(--muted);font-size:.93rem}

/* ---------- FAQ ---------- */
.faq{max-width:760px;margin-inline:auto;display:grid;gap:.9rem}
.faq details{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:1.15rem 1.4rem;transition:box-shadow .22s ease;
}
.faq details[open]{box-shadow:var(--shadow)}
.faq summary{
  cursor:pointer;font-weight:700;font-size:1rem;list-style:none;
  display:flex;justify-content:space-between;align-items:center;gap:1rem;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";font-size:1.5rem;font-weight:400;color:var(--red);
  transition:transform .22s ease;line-height:1;
}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{margin-top:.8rem;color:var(--muted);font-size:.95rem}

/* ---------- CTA banner ---------- */
.cta{
  background:linear-gradient(120deg,var(--red) 0%,var(--red-dark) 100%);
  color:#fff;border-radius:22px;padding:3.5rem 3rem;
  display:flex;align-items:center;justify-content:space-between;gap:2rem;flex-wrap:wrap;
  position:relative;overflow:hidden;box-shadow:var(--shadow-lg);
}
.cta::before{
  content:"";position:absolute;right:-70px;top:-70px;width:260px;height:260px;border-radius:50%;
  background:rgba(255,255,255,.09);
}
.cta::after{
  content:"";position:absolute;right:60px;bottom:-90px;width:200px;height:200px;border-radius:50%;
  background:rgba(255,255,255,.07);
}
.cta h2{font-size:clamp(1.5rem,3vw,2.1rem);font-weight:800;max-width:22ch}
.cta p{opacity:.92;margin-top:.5rem;max-width:44ch}
.cta .btn{position:relative;z-index:1}
.cta .btn-white{background:#fff;color:var(--red)}
.cta .btn-white:hover{transform:translateY(-2px);box-shadow:0 10px 26px rgba(0,0,0,.25)}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.contact-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:2rem 1.7rem;text-align:center;
  transition:transform .22s ease,box-shadow .22s ease;
}
.contact-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.contact-card .service-icon{margin:0 auto 1rem}
.contact-card h3{font-size:1.05rem;font-weight:800;margin-bottom:.35rem}
.contact-card p{color:var(--muted);font-size:.9rem;margin-bottom:1rem}
.contact-card a.link{color:var(--red);font-weight:700;font-size:1.02rem;word-break:break-all}
.contact-card a.link:hover{text-decoration:underline}

/* ---------- Footer ---------- */
.footer{background:var(--ink);color:#ABABB6;padding:3.6rem 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:2.5rem;padding-bottom:2.6rem}
.footer .brand-name{font-size:1.2rem}
.footer-about{margin-top:1rem;font-size:.9rem;max-width:34ch}
.footer h4{color:#fff;font-size:.85rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;margin-bottom:1rem}
.footer ul{display:grid;gap:.55rem}
.footer ul a{font-size:.92rem;transition:color .18s ease}
.footer ul a:hover{color:#fff}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:1.3rem 0;display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap;
  font-size:.83rem;
}
.footer-bottom a{color:#D9D9E0;font-weight:600}
.footer-bottom a:hover{color:#fff}

/* ---------- WhatsApp float ---------- */
.wa-float{
  position:fixed;right:1.4rem;bottom:1.4rem;z-index:90;
  width:60px;height:60px;border-radius:50%;
  background:#22C15E;display:grid;place-items:center;color:#fff;
  box-shadow:0 10px 26px rgba(34,193,94,.45);
  transition:transform .2s ease;
}
.wa-float:hover{transform:scale(1.1)}
.wa-float svg{width:32px;height:32px}

/* ---------- Legal page ---------- */
.legal-hero{background:var(--ink);color:#fff;padding:9rem 0 3.5rem}
.legal-hero h1{font-size:clamp(1.9rem,4vw,2.7rem);font-weight:800}
.legal-hero p{color:#ABABB6;margin-top:.6rem}
.legal-body{padding:3.5rem 0 5rem;max-width:820px}
.legal-body h2{font-size:1.25rem;font-weight:800;margin:2.2rem 0 .8rem;padding-top:.5rem}
.legal-body h2:first-child{margin-top:0}
.legal-body p,.legal-body li{color:var(--muted);font-size:.97rem;margin-bottom:.8rem}
.legal-body ul{list-style:disc;padding-left:1.4rem}
.legal-body a{color:var(--red);font-weight:600}
.legal-body a:hover{text-decoration:underline}
.legal-updated{font-size:.85rem;color:var(--muted);font-style:italic}

/* ---------- Reveal on scroll ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .6s ease,transform .6s ease}
.reveal.visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

/* ---------- Responsive ---------- */
@media (max-width:960px){
  .services-grid,.fleet-grid,.safety-grid,.steps,.contact-grid{grid-template-columns:repeat(2,1fr)}
  .about-grid{grid-template-columns:1fr;gap:2.2rem}
  .footer-grid{grid-template-columns:1fr 1fr}
  .stats .container{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:680px){
  .nav-toggle{display:block}
  .nav-links{
    position:fixed;top:72px;left:0;right:0;
    background:rgba(18,18,24,.98);backdrop-filter:blur(12px);
    flex-direction:column;align-items:flex-start;gap:0;
    padding:.6rem 4% 1.2rem;
    transform:translateY(-130%);transition:transform .3s ease;
    border-bottom:1px solid rgba(255,255,255,.1);
  }
  .nav-links.open{transform:translateY(0)}
  .nav-links a{width:100%;padding:.85rem 0;border-bottom:1px solid rgba(255,255,255,.07)}
  .nav-links a::after{display:none}
  .nav-cta{margin:1rem 0 0;width:100%;justify-content:center}
  .nav-links.nav-simple{position:static;transform:none;flex-direction:row;padding:0;background:none;backdrop-filter:none;border:0}
  .nav-links.nav-simple a{width:auto;padding:.3rem 0;border:0;font-size:.88rem}
  .hero{min-height:88vh}
  .hero-inner{padding:8.5rem 0 8rem}
  .hero-strip .container{flex-direction:column;gap:.55rem;padding:.9rem 0}
  .services-grid,.fleet-grid,.safety-grid,.steps,.contact-grid{grid-template-columns:1fr}
  .mv{grid-template-columns:1fr}
  .cta{padding:2.6rem 1.8rem;text-align:center;justify-content:center}
  .footer-grid{grid-template-columns:1fr;gap:2rem}
  .footer-bottom{justify-content:center;text-align:center}
  .section{padding:4rem 0}
}