/* =====================================================
   Ruiz Transportes — estilos del sitio
   Orden: tokens · base · utilidades · componentes · bloques · responsive
   ===================================================== */

/* ---------- 1. Tokens ---------- */
:root{
  --navy:#16264a;
  --navy-deep:#101c33;
  --navy-soft:#2a3d68;
  --amber:#f5b62c;
  --amber-dark:#dc9f12;
  --amber-soft:#fdf1d6;
  --ink:#1b2436;
  --muted:#6b7787;
  --line:#e6eaf0;
  --white:#fff;
  --bg-alt:#f7f9fc;

  --font-display:"Poppins","Segoe UI",sans-serif;
  --font-body:"Inter","Segoe UI",sans-serif;

  --radius-sm:8px;
  --radius:14px;
  --radius-lg:20px;

  --shadow-sm:0 2px 10px rgba(16,28,51,.06);
  --shadow:0 12px 30px rgba(16,28,51,.10);
  --shadow-lg:0 22px 55px rgba(16,28,51,.16);

  --ease:cubic-bezier(.22,.75,.3,1);
  --header-h:74px;
}

/* ---------- 2. Base ---------- */
*{box-sizing:border-box}

html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 12px);overflow-x:hidden}

body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--white);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  width:100%;
}

h1,h2,h3,h4{font-family:var(--font-display);color:var(--navy);letter-spacing:-.015em;line-height:1.18}

a{text-decoration:none;color:inherit}

img{max-width:100%;height:auto;display:block}

:focus-visible{outline:3px solid var(--amber);outline-offset:3px;border-radius:4px}

.skip-link{
  position:absolute;left:-9999px;top:0;z-index:2000;
  background:var(--navy);color:#fff;padding:.7rem 1.2rem;border-radius:0 0 var(--radius-sm) 0;
}
.skip-link:focus{left:0}

/* ---------- 3. Utilidades ---------- */
.ico{width:1.15em;height:1.15em;flex:none;fill:none;stroke-width:1.8}
.ico--end{margin-left:.15rem}

.eyebrow{
  font-family:var(--font-display);
  font-weight:600;font-size:.9rem;letter-spacing:.06em;
  color:var(--amber);margin:0 0 .85rem;
}

.rule{display:block;width:58px;height:4px;border-radius:3px;background:var(--amber);margin:.9rem auto 1.1rem}
.rule--dark{background:var(--navy)}

/* Animación de aparición al hacer scroll */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.is-visible{opacity:1;transform:none}
.reveal[data-reveal-delay="1"]{transition-delay:.09s}
.reveal[data-reveal-delay="2"]{transition-delay:.18s}
.reveal[data-reveal-delay="3"]{transition-delay:.27s}

/* ---------- 4. Botones ---------- */
.btn{
  --bs-btn-focus-box-shadow:none;
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  font-family:var(--font-display);font-weight:600;font-size:.95rem;
  padding:.72rem 1.5rem;border-radius:var(--radius-sm);border:2px solid transparent;
  transition:transform .25s var(--ease),background-color .25s var(--ease),
             color .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.btn:active{transform:translateY(1px)}

.btn-amber{background:var(--amber);color:var(--navy);box-shadow:0 6px 18px rgba(245,182,44,.32)}
.btn-amber:hover{background:var(--amber-dark);color:var(--navy);transform:translateY(-2px);box-shadow:0 12px 26px rgba(245,182,44,.42)}

.btn-ghost{background:rgba(255,255,255,.06);color:#fff;border-color:rgba(255,255,255,.55);backdrop-filter:blur(3px)}
.btn-ghost:hover{background:#fff;color:var(--navy);transform:translateY(-2px)}

.btn-outline-amber{background:transparent;color:var(--navy);border-color:var(--amber)}
.btn-outline-amber:hover{background:var(--amber);color:var(--navy);transform:translateY(-2px)}

.btn-navy{background:var(--navy);color:#fff}
.btn-navy:hover{background:var(--navy-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow)}

/* ---------- 5. Encabezado ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;background:#fff;
  transition:box-shadow .3s var(--ease),background-color .3s var(--ease);
}
.site-header.is-stuck{box-shadow:0 6px 22px rgba(16,28,51,.09)}

.brand{display:flex;align-items:center;gap:.85rem;padding:.55rem 0}
.brand__mark{
  height:52px;width:auto;border-radius:10px;
  box-shadow:0 4px 12px rgba(22,38,74,.18);
  transition:transform .4s var(--ease),box-shadow .4s var(--ease);
}
.brand:hover .brand__mark{transform:translateY(-2px);box-shadow:0 8px 18px rgba(22,38,74,.24)}
.brand__text{display:flex;flex-direction:column;line-height:1.1}
.brand__tag{font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}

.nav-links .nav-link{
  font-size:.82rem;letter-spacing:.08em;text-transform:uppercase;
  font-weight:600;color:var(--ink);padding:1.55rem .85rem;position:relative;
  transition:color .25s var(--ease);
}
.nav-links .nav-link::after{
  content:"";position:absolute;left:.85rem;right:.85rem;bottom:1.05rem;height:3px;border-radius:2px;
  background:var(--amber);transform:scaleX(0);transform-origin:left;
  transition:transform .3s var(--ease);
}
.nav-links .nav-link:hover,
.nav-links .nav-link.is-active{color:var(--navy)}
.nav-links .nav-link:hover::after,
.nav-links .nav-link.is-active::after{transform:scaleX(1)}

.nav-burger{border:0;padding:.55rem;display:flex;flex-direction:column;gap:5px}
.nav-burger:focus{box-shadow:none}
.nav-burger span{display:block;width:24px;height:2px;background:var(--navy);border-radius:2px;transition:transform .3s var(--ease),opacity .3s var(--ease)}
.nav-burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- 6. Hero ---------- */
.hero{position:relative;min-height:min(78vh,620px);display:flex;align-items:center;overflow:hidden;background:var(--navy-deep)}
.hero__media{position:absolute;inset:0}
.hero__media picture{display:block;width:100%;height:100%}
.hero__media img{width:100%;height:100%;object-fit:cover;animation:heroZoom 14s var(--ease) forwards}
@keyframes heroZoom{from{transform:scale(1.09)}to{transform:scale(1)}}

.hero__scrim{
  position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(16,28,51,.94) 8%,rgba(16,28,51,.78) 38%,rgba(16,28,51,.25) 72%);
}
.hero__curve{position:absolute;left:0;right:0;bottom:-1px;width:100%;line-height:0;z-index:1}
.hero__curve svg{display:block;width:100%;height:clamp(56px,9vw,116px)}

.hero__inner{position:relative;z-index:2;padding-top:5.5rem;padding-bottom:7rem;color:#fff}
.hero__title{color:#fff;font-size:clamp(2.25rem,5.4vw,3.5rem);font-weight:700;margin:0 0 1.1rem}
.hero__lead{max-width:34ch;color:rgba(255,255,255,.86);margin:0 0 2rem}
.hero__actions{display:flex;flex-wrap:wrap;gap:.85rem}

/* ---------- 7. Barra de confianza ---------- */
.trust{position:relative;z-index:5;margin-top:-26px}
.trust__card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:1.9rem 1.5rem}
.trust__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem;list-style:none;margin:0;padding:0}
.trust__item{display:flex;align-items:flex-start;gap:.95rem}
.trust__item h3{font-size:1rem;font-weight:600;margin:0 0 .2rem}
.trust__item p{font-size:.86rem;color:var(--muted);margin:0;line-height:1.5}

.badge-circle{
  display:grid;place-items:center;flex:none;
  width:52px;height:52px;border-radius:50%;
  background:var(--amber-soft);color:var(--navy);
  transition:transform .35s var(--ease),background-color .35s var(--ease);
}
.badge-circle .ico{width:22px;height:22px}
.trust__item:hover .badge-circle{transform:translateY(-4px) rotate(-6deg);background:var(--amber)}

/* ---------- 8. Secciones ---------- */
.section{padding:5.5rem 0}
.section--tight{padding:3.5rem 0 5.5rem}
.section--amber{background:var(--amber)}

.section__head{text-align:center;max-width:640px;margin:0 auto 3rem}
.section__title{font-size:clamp(1.7rem,3.4vw,2.35rem);font-weight:700;margin:0}
.section__sub{color:var(--muted);margin:0}
.section__sub--dark{color:rgba(22,38,74,.78)}
.section--amber .section__title{color:var(--navy)}

/* ---------- 9. Tarjetas de unidades ---------- */
.unit-card{
  height:100%;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .35s var(--ease),box-shadow .35s var(--ease),border-color .35s var(--ease);
}
.unit-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg);border-color:transparent}
.unit-card__media{aspect-ratio:4/3;overflow:hidden;background:var(--bg-alt)}
.unit-card__media picture{display:block;width:100%;height:100%}
.unit-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.unit-card:hover .unit-card__media img{transform:scale(1.07)}
.unit-card__body{padding:1.25rem 1.15rem 1.5rem;text-align:center}
.unit-card__body h3{font-size:1.05rem;font-weight:600;margin:0 0 .75rem}
.unit-card__spec{
  display:inline-flex;align-items:center;gap:.45rem;
  font-size:.83rem;font-weight:600;color:var(--navy);
  background:var(--amber-soft);border-radius:100px;padding:.28rem .8rem;margin:0 0 .7rem;
}
.unit-card__spec .ico{width:16px;height:16px;color:var(--amber-dark)}
.unit-card__text{font-size:.86rem;color:var(--muted);margin:0}

/* ---------- 10. Tarjetas de servicios ---------- */
.service-card{
  height:100%;background:#fff;border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow-sm);
  transition:transform .35s var(--ease),box-shadow .35s var(--ease);
}
.service-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}
.service-card__media{aspect-ratio:16/11;overflow:hidden}
.service-card__media picture{display:block;width:100%;height:100%}
.service-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.service-card:hover .service-card__media img{transform:scale(1.06)}
.service-card__body{padding:0 1.4rem 1.7rem;text-align:center;position:relative}
.service-card__body h3{font-size:1.1rem;font-weight:600;margin:0 0 .5rem}
.service-card__body p{font-size:.88rem;color:var(--muted);margin:0}

.badge-circle--float{margin:-26px auto 1rem;background:#fff;box-shadow:var(--shadow-sm)}
.service-card:hover .badge-circle--float{background:var(--amber);transform:translateY(-4px)}

@media (min-width:992px){
  .service-card--lift{transform:translateY(-18px)}
  .service-card--lift:hover{transform:translateY(-26px)}
}

/* ---------- 11. Seguridad ---------- */
.safety__item{height:100%;padding:0 1rem;text-align:center;position:relative}
.safety__media{
  width:142px;height:142px;margin:0 auto 1.2rem;border-radius:50%;overflow:hidden;
  box-shadow:0 10px 24px rgba(16,28,51,.14);
  transition:transform .4s var(--ease),box-shadow .4s var(--ease);
}
.safety__media img{width:100%;height:100%;object-fit:cover}
.safety__item:hover .safety__media{transform:translateY(-6px) scale(1.04);box-shadow:var(--shadow-lg)}
.safety__item h3{font-size:1rem;font-weight:600;margin:0 0 .9rem}

.ticks{list-style:none;margin:0;padding:0;text-align:left;display:inline-block}
.ticks li{position:relative;padding-left:1.1rem;font-size:.86rem;color:var(--muted);margin-bottom:.35rem}
.ticks li::before{
  content:"";position:absolute;left:0;top:.62em;
  width:6px;height:6px;border-radius:50%;background:var(--amber);
}

@media (min-width:992px){
  .safety [class*="col-"]:not(:last-child) .safety__item::after{
    content:"";position:absolute;right:0;top:12%;bottom:12%;width:1px;background:var(--line);
  }
}

/* ---------- 12. Nosotros ---------- */
.about{
  display:grid;grid-template-columns:1.15fr .85fr;gap:3rem;align-items:center;
  background:var(--bg-alt);border-radius:var(--radius-lg);padding:2.8rem;
}
.about__copy p{color:var(--muted);margin:1rem 0 0;max-width:52ch}
.about__stats{display:grid;gap:1.4rem;margin:0}
.about__stats div{border-left:4px solid var(--amber);padding-left:1.1rem}
.about__stats dt{font-family:var(--font-display);font-size:2.2rem;font-weight:700;color:var(--navy);line-height:1}
.about__stats dd{margin:.2rem 0 0;font-size:.86rem;color:var(--muted)}

/* ---------- 13. Pie / contacto ---------- */
.site-footer{background:var(--navy-deep);color:rgba(255,255,255,.78);padding:4rem 0 1.5rem}
.foot__title{font-size:.98rem;font-weight:600;color:var(--amber);margin:0 0 1.1rem}

.foot__list{list-style:none;margin:0;padding:0;display:grid;gap:.85rem}
.foot__list li{display:flex;align-items:center;gap:.7rem;font-size:.9rem}
.foot__list .ico{width:18px;height:18px;color:var(--amber)}
.foot__list a{transition:color .25s var(--ease)}
.foot__list a:hover{color:var(--amber)}

.foot__social{display:flex;gap:.6rem}
.foot__social a{
  display:grid;place-items:center;width:38px;height:38px;border-radius:50%;
  background:rgba(255,255,255,.08);color:#fff;
  transition:background-color .3s var(--ease),transform .3s var(--ease),color .3s var(--ease);
}
.foot__social a:hover{background:var(--amber);color:var(--navy);transform:translateY(-3px)}
.foot__social .ico{width:18px;height:18px}

.foot__map{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);aspect-ratio:16/11}
.foot__map iframe{width:100%;height:100%;border:0;display:block}
.foot__note{font-size:.82rem;margin:.9rem 0 0;color:rgba(255,255,255,.6)}

.foot__form{display:grid;gap:.75rem}
.field{position:relative;display:flex;align-items:center}
.field .ico{position:absolute;left:.95rem;width:18px;height:18px;color:rgba(255,255,255,.45);pointer-events:none}
.field--area .ico{top:.95rem;align-self:flex-start}
.field input,
.field textarea{
  width:100%;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius-sm);color:#fff;font-size:.9rem;
  padding:.78rem 1rem .78rem 2.7rem;resize:vertical;
  transition:border-color .25s var(--ease),background-color .25s var(--ease),box-shadow .25s var(--ease);
}
.field input::placeholder,
.field textarea::placeholder{color:rgba(255,255,255,.45)}
.field input:focus,
.field textarea:focus{
  outline:none;border-color:var(--amber);background:rgba(255,255,255,.1);
  box-shadow:0 0 0 3px rgba(245,182,44,.18);
}
.field.has-error input,
.field.has-error textarea{border-color:#ff8080}

.form-status{font-size:.85rem;margin:.2rem 0 0;min-height:1.2em;color:var(--amber)}

.foot__legal{
  text-align:center;font-size:.8rem;color:rgba(255,255,255,.5);
  margin:3rem 0 0;padding-top:1.4rem;border-top:1px solid rgba(255,255,255,.1);
}

/* ---------- 14. Botón flotante de WhatsApp ---------- */
.wa-float{
  position:fixed;right:18px;bottom:18px;z-index:1040;
  display:grid;place-items:center;width:54px;height:54px;border-radius:50%;
  background:#25d366;color:#fff;box-shadow:0 10px 26px rgba(37,211,102,.4);
  transition:transform .3s var(--ease),box-shadow .3s var(--ease);
}
.wa-float:hover{transform:translateY(-4px) scale(1.05);color:#fff}
.wa-float .ico{width:28px;height:28px}

/* ---------- 15. Responsive ---------- */
@media (max-width:1199.98px){
  .nav-links .nav-link{padding:1.55rem .6rem;font-size:.78rem}
}

@media (max-width:991.98px){
  .navbar-collapse{border-top:1px solid var(--line);padding-bottom:.5rem}
  .nav-links .nav-link{padding:.75rem .25rem}
  .nav-links .nav-link::after{left:.25rem;right:auto;width:26px;bottom:.55rem}
  .hero{min-height:auto}
  .hero__inner{padding-top:4.5rem;padding-bottom:6rem}
  .trust__grid{grid-template-columns:repeat(2,1fr)}
  .about{grid-template-columns:1fr;padding:2.2rem;gap:2rem}
  .safety__item{padding:0}
}

@media (max-width:575.98px){
  .section{padding:3.75rem 0}
  .section__head{margin-bottom:2.25rem}
  .trust{margin-top:-20px}
  .trust__grid{grid-template-columns:1fr;gap:1.2rem}
  .hero__actions .btn{width:100%}
  .about__stats dt{font-size:1.9rem}
  .wa-float{width:48px;height:48px;right:14px;bottom:14px}
}

/* ---------- 16. Preferencia de movimiento reducido ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms !important;animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  .reveal{opacity:1;transform:none}
  .hero__media img{animation:none}
}

/* ---------- 17. Impresión ---------- */
@media print{
  .site-header,.wa-float,.foot__form,.hero__actions{display:none}
  body{color:#000}
}