/* ============================================================
   STEPHENS Agencia de Aduana — Hoja de estilos v4
   Tema claro profesional con acentos cinematográficos:
   contenido blanco/gris cálido · hero, cifras y footer en negro
   · naranjo #FF8216 de marca · pastel #FFF1E1 en bloques clave.
   Sin fuentes externas ni estilos inline (CSP estricta 'self').
   ============================================================ */

:root{
  --naranjo:#FF8216;
  --naranjo-osc:#A34A00;      /* naranjo para TEXTO sobre fondos claros (AA) */
  --pastel:#FFF1E1;           /* naranjo pastel de fondo */
  --pastel-borde:#F5D9BC;
  --fondo:#FFFFFF;
  --crema:#F7F5F1;            /* gris cálido para secciones alternas */
  --borde:#E7E2DB;
  --tinta:#1F1B17;
  --texto-suave:#5D564D;
  --gris:#9E9085;
  --negro:#0A0A0A;
  --radius:4px;
  --sombra:0 16px 38px rgba(31,27,23,.14);
  --wrap:1200px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  color:var(--tinta);background:var(--fondo);line-height:1.7;font-size:16.5px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--naranjo-osc);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 26px}

@keyframes fadeUp{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
.hero .wrap{animation:fadeUp .7s ease both}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
}
:focus-visible{outline:2px solid var(--naranjo-osc);outline-offset:2px;border-radius:2px}

/* ---------- Aviso de prototipo ---------- */
.proto-note{background:var(--pastel);border-bottom:1px solid var(--pastel-borde);color:#8A4A0B;font-size:.76rem;text-align:center;padding:6px 14px;letter-spacing:.02em}

/* ---------- Barra superior (marco negro de marca) ---------- */
.topbar{background:var(--negro);color:#C9C3BC;font-size:.74rem;border-bottom:1px solid #161616;letter-spacing:.04em;position:sticky;top:0;z-index:60}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;gap:12px;height:38px;flex-wrap:nowrap;overflow:hidden}
.topbar .oea{flex:none;white-space:nowrap}
.top-acciones{display:flex;align-items:center;gap:12px;flex:none}
.top-wa{display:inline-flex;align-items:center;gap:6px;color:#8FE6AC;font-weight:700;white-space:nowrap}
.top-wa img{width:14px;height:14px}
.topbar a{color:#FFF}
.topbar .oea b{color:var(--naranjo)}
.top-presencia{flex:1;text-align:center;color:var(--naranjo)!important;font-weight:800;letter-spacing:.18em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.top-presencia:hover{color:#FFB45C!important;text-decoration:none}
@media (max-width:1080px){.top-presencia{display:none}}

/* ---------- Header claro ---------- */
header.site{position:sticky;top:39px;z-index:50;background:rgba(255,255,255,.96);border-bottom:1px solid var(--borde);backdrop-filter:blur(10px)}

/* Botones de la franja negra (después de .btn para que manden estas reglas) */
.nav{display:flex;align-items:center;justify-content:space-between;gap:14px;padding-top:11px;padding-bottom:11px;flex-wrap:nowrap}
.brand{flex:none}
.brand img{height:34px;width:auto}
.menu{display:flex;list-style:none;gap:6px;flex-wrap:nowrap}
.menu a{display:block;padding:9px 9px;color:#3A342D;font-weight:700;font-size:.72rem;text-transform:uppercase;letter-spacing:.09em;white-space:nowrap;border-bottom:2px solid transparent}
.menu a:hover{color:var(--tinta);text-decoration:none;border-bottom-color:var(--naranjo)}
.menu a[aria-current="page"]{color:var(--naranjo-osc);border-bottom-color:var(--naranjo)}
.menu li:last-child a{color:var(--naranjo-osc)}
.nav-cta{display:flex;align-items:center;gap:10px;flex:none}
.nav-cta .btn{padding:10px 16px;font-size:.7rem}
.menu-toggle{display:none;background:none;border:1px solid var(--borde);border-radius:3px;padding:9px;cursor:pointer}
.menu-toggle span{display:block;width:20px;height:2px;background:var(--tinta);margin:4px 0}

/* ---------- Botones ---------- */
.btn{display:inline-block;padding:14px 28px;border-radius:2px;font-weight:700;font-size:.8rem;text-transform:uppercase;letter-spacing:.14em;border:2px solid transparent;cursor:pointer;text-align:center;white-space:nowrap;line-height:1.3;transition:background .15s,border-color .15s,color .15s}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--naranjo);color:#141210;border-color:var(--naranjo)}
.btn-primary:hover{background:#E06E0A;border-color:#E06E0A;color:#000}
.btn-ghost{border-color:var(--tinta);color:var(--tinta)}
.btn-ghost:hover{background:var(--tinta);color:#FFF}
.hero .btn-ghost,.dark-sec .btn-ghost,.cta-band .btn-ghost{border-color:#FFF;color:#FFF}
.hero .btn-ghost:hover,.dark-sec .btn-ghost:hover,.cta-band .btn-ghost:hover{background:#FFF;color:var(--negro)}
.btn-wa{border-color:#1E7A3C;color:#166B31;background:#FFF}
.btn-wa:hover{background:#E9F7EE}
.hero .btn-wa{background:transparent;border-color:#3FA35F;color:#8FE6AC}
.hero .btn-wa:hover{background:#0E2416;color:#B3F1C8}
.btn-lg{padding:13px 20px;font-size:.76rem;letter-spacing:.12em}
.topbar .btn{padding:5px 12px;font-size:.63rem;letter-spacing:.12em;border-width:1px}
.btn-top-ghost{border-color:#FFFFFF;color:#FFF;background:transparent}
.btn-top-ghost:hover{background:#FFF;color:var(--negro);border-color:#FFF}
.btn-top-primary{background:var(--naranjo);border-color:var(--naranjo);color:#141210}
.btn-top-primary:hover{background:#E06E0A;border-color:#E06E0A}

/* ---------- Hero cinematográfico (isla oscura) ---------- */
.hero{
  position:relative;
  background:linear-gradient(180deg,rgba(8,8,8,.46) 0%,rgba(8,8,8,.68) 60%,#0A0A0A 100%),url("assets/hero-bg.svg") center/cover no-repeat;
  padding:56px 0 64px;
  color:#EDEAE5;
}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:44px;align-items:center}
.eyebrow{color:var(--naranjo-osc);font-weight:800;letter-spacing:.3em;text-transform:uppercase;font-size:.7rem;margin-bottom:12px}
.hero .eyebrow,.dark-sec .eyebrow{color:var(--naranjo)}
h1{font-size:clamp(1.8rem,3vw,2.55rem);line-height:1.12;letter-spacing:.01em;color:var(--tinta);text-transform:uppercase;font-weight:800}
h1 span{color:var(--naranjo-osc)}
.hero h1,.dark-sec h1{color:#FFF}
.hero h1 span,.dark-sec h1 span{color:var(--naranjo)}
.hero .lead{color:#D8D3CC}
.lead{font-size:1.04rem;color:var(--texto-suave);margin:16px 0 22px;max-width:56ch}
.hero-cta{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:18px}
.hero-trust{display:flex;gap:26px;flex-wrap:wrap;font-size:.78rem;color:#C4BEB6;text-transform:uppercase;letter-spacing:.12em}
.trust-item{display:flex;align-items:center;gap:8px}
.dot{width:7px;height:7px;border-radius:50%;background:var(--naranjo);flex:none}

/* ---------- Tarjeta de formulario (blanca, destaca sobre el hero) ---------- */
.hero-card{background:#FFFFFF;border:1px solid var(--borde);border-radius:var(--radius);box-shadow:0 24px 60px rgba(0,0,0,.45);padding:22px 24px;color:var(--tinta)}
.hero-card h3{font-size:.95rem;margin-bottom:4px;color:var(--tinta);text-transform:uppercase;letter-spacing:.16em}
.hero-card .sub{color:var(--texto-suave);font-size:.9rem;margin-bottom:16px}
.hero-card form{display:grid;gap:10px}
label{font-weight:700;font-size:.72rem;display:block;margin-bottom:5px;color:#4A443C;text-transform:uppercase;letter-spacing:.14em}
.field{width:100%;padding:10px 12px;border:1px solid #D6D0C8;border-radius:3px;font-size:.95rem;background:#FFF;color:var(--tinta)}
.field::placeholder{color:#8A8378}
.field:focus{outline:2px solid var(--naranjo);border-color:var(--naranjo)}
.hint{font-size:.75rem;color:#7C756C;text-align:center}
.alt-canales{font-size:.78rem;color:#7C756C;text-align:center;border-top:1px solid var(--borde);padding-top:10px;margin-top:2px}
.alt-canales a{font-weight:700}
.hp-field{position:absolute;left:-9999px;top:-9999px;height:1px;width:1px;overflow:hidden}
.form-ok{display:none;background:#E9F7EE;border:1px solid #BFE6CC;color:#136C31;border-radius:3px;padding:14px;font-size:.9rem}
.form-ok.visible{display:block}
.form-err{display:none;background:#FBEAE8;border:1px solid #EFC4BE;color:#8C2318;border-radius:3px;padding:12px;font-size:.88rem}
.form-err.visible{display:block}

/* ---------- Secciones ---------- */
section{padding:88px 0}
.soft{background:var(--crema)}
.sec-head{max-width:760px;margin-bottom:46px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
h2{font-size:clamp(1.55rem,2.7vw,2.2rem);line-height:1.14;letter-spacing:.02em;color:var(--tinta);margin-bottom:14px;text-transform:uppercase;font-weight:800}
h3{font-size:1.05rem;color:var(--tinta);letter-spacing:.02em}
.sec-head p{color:var(--texto-suave);font-size:1.02rem}

/* ---------- Bloque de respuesta directa (naranjo pastel) ---------- */
.answer{border-left:4px solid var(--naranjo);background:var(--pastel);border:1px solid var(--pastel-borde);border-left:4px solid var(--naranjo);border-radius:0 var(--radius) var(--radius) 0;padding:24px 28px;font-size:1.06rem;max-width:900px;color:#4A3A28}
.answer b{color:var(--tinta)}
.answer-slim{padding:44px 0}

/* ---------- Grillas y tarjetas ---------- */
.grid{display:grid;gap:20px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.card{background:#FFF;border:1px solid var(--borde);border-radius:var(--radius);padding:28px;color:var(--tinta);display:block;position:relative;transition:transform .18s,border-color .18s,box-shadow .18s}
.card::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--naranjo);transform:scaleX(0);transform-origin:left;transition:transform .22s}
a.card:hover{text-decoration:none;transform:translateY(-4px);border-color:#D8D2CA;box-shadow:var(--sombra)}
a.card:hover::after{transform:scaleX(1)}
.card p{color:var(--texto-suave);font-size:.93rem;margin-top:8px}
.ico{
  width:78px;height:78px;display:flex;align-items:center;justify-content:center;
  font-size:2rem;line-height:1;margin-bottom:18px;
  background:linear-gradient(140deg,#FFF3E4 0%,#FFDCAF 100%);
  border:1px solid #F0CFA4;border-radius:20px;
  box-shadow:0 10px 22px rgba(226,140,45,.22), inset 0 1px 0 #FFFFFF;
  transition:transform .18s,box-shadow .18s;
}
.ico img{width:46px;height:46px;filter:drop-shadow(0 3px 3px rgba(122,54,0,.32))}
a.card:hover .ico{transform:scale(1.07) rotate(-3deg);box-shadow:0 14px 28px rgba(226,140,45,.34), inset 0 1px 0 #FFFFFF}
.more{display:inline-block;margin-top:16px;color:var(--naranjo-osc);font-weight:700;font-size:.74rem;text-transform:uppercase;letter-spacing:.16em}
.feat{display:flex;gap:18px;align-items:flex-start}
.feat .ico{flex:none;width:64px;height:64px;font-size:1.7rem;margin:0;border-radius:16px}
.feat .ico img{width:38px;height:38px}
.feat p{color:var(--texto-suave);font-size:.95rem;margin-top:6px}

/* ---------- Franjas negras (cifras / tecnología) ---------- */
.dark-sec{background:var(--negro);color:#EDEAE5}
.dark-sec h2,.dark-sec h3{color:#FFF}
.dark-sec p,.dark-sec li{color:#B9B2AA}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:34px;text-align:center}
.stat .n{font-size:clamp(2.4rem,4vw,3.4rem);font-weight:800;color:#FFF;line-height:1}
.stat .n::after{content:"";display:block;width:34px;height:3px;background:var(--naranjo);margin:14px auto 0}
.stat .l{font-size:.72rem;color:var(--gris);text-transform:uppercase;letter-spacing:.18em;margin-top:12px;line-height:1.6}
.stats-note{margin-top:34px;font-size:.8rem;color:#8F887F;text-align:center}

/* ---------- Proceso ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.step{background:#FFF;border:1px solid var(--borde);border-radius:var(--radius);padding:26px;border-top:3px solid var(--naranjo)}
.step .num{font-size:2rem;font-weight:800;color:var(--naranjo-osc);margin-bottom:10px;line-height:1}
.step p{color:var(--texto-suave);font-size:.92rem;margin-top:8px}

/* ---------- Tecnología ---------- */
.tech{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}
.tech ul{list-style:none;margin-top:16px}
.tech li{padding:8px 0 8px 30px;position:relative}
.tech li::before{content:"—";position:absolute;left:0;color:var(--naranjo);font-weight:800}
.mock{background:#0D0D0D;border:1px solid #262626;border-radius:var(--radius);padding:20px;box-shadow:0 24px 60px rgba(0,0,0,.35)}
.mock .bar{display:flex;gap:6px;margin-bottom:16px}
.mock .bar i{width:9px;height:9px;border-radius:50%;background:#333}
.mock .row{display:flex;justify-content:space-between;gap:10px;background:#161616;border-radius:3px;padding:12px 14px;margin-bottom:9px;font-size:.85rem;color:#DDD;border:1px solid #202020}
.tag{font-size:.66rem;font-weight:700;padding:3px 10px;border-radius:2px;white-space:nowrap;text-transform:uppercase;letter-spacing:.1em}
.tag-ok{background:#14351F;color:#7BD99A}
.tag-go{background:#3A2A12;color:var(--naranjo)}
.mock-note{font-size:.72rem;color:var(--gris);margin-top:8px}

/* ---------- FAQ ---------- */
.faq{max-width:900px}
.faq details{border:1px solid var(--borde);border-radius:var(--radius);margin-bottom:10px;background:#FFF;overflow:hidden}
.faq summary{cursor:pointer;font-weight:700;padding:18px 22px;list-style:none;position:relative;padding-right:48px;color:var(--tinta);font-size:.98rem}
.faq summary::after{content:"+";position:absolute;right:20px;top:13px;font-size:1.5rem;color:var(--naranjo-osc);font-weight:400}
.faq details[open] summary::after{content:"–"}
.faq details[open]{border-color:#D8D2CA}
.faq .a{padding:0 22px 18px;color:var(--texto-suave)}
.faq .a p+p{margin-top:8px}

/* ---------- Banda CTA (negra, con punch) ---------- */
.cta-band{background:var(--negro);border-top:3px solid var(--naranjo);border-radius:var(--radius);padding:64px 40px;text-align:center;color:#EDEAE5}
.cta-band h2{color:#FFF}
.cta-band p{color:#B9B2AA;max-width:62ch;margin:10px auto 28px}
.cta-band .hero-cta{justify-content:center}

/* ---------- Contenido editorial (guías) ---------- */
.article{max-width:820px}
.article h2{margin-top:46px}
.article h3{margin-top:28px;color:var(--naranjo-osc);text-transform:none;font-size:1.1rem}
.article p{margin:13px 0}
.article ul,.article ol{margin:13px 0 13px 24px}
.article li{margin:7px 0}
.meta-line{color:#C4BEB6;font-size:.78rem;margin:10px 0 4px;text-transform:uppercase;letter-spacing:.16em}
.tabla{width:100%;border-collapse:collapse;margin:20px 0;font-size:.94rem}
.tabla th{background:var(--negro);color:#FFF;text-align:left;padding:12px 14px;text-transform:uppercase;font-size:.74rem;letter-spacing:.14em;border-bottom:3px solid var(--naranjo)}
.tabla td{border:1px solid var(--borde);padding:11px 14px}
.tabla tr:nth-child(even) td{background:var(--crema)}
.nota{background:var(--pastel);border:1px solid var(--pastel-borde);border-left:4px solid var(--naranjo);border-radius:0 var(--radius) var(--radius) 0;padding:18px 20px;font-size:.92rem;color:#4A3A28;margin:18px 0}

/* ---------- Migas de pan ---------- */
.crumb{font-size:.74rem;color:#736C62;padding:16px 0 0;text-transform:uppercase;letter-spacing:.12em}
.crumb a{color:#736C62}

/* ---------- Sedes ---------- */
.sede{background:#FFF;border:1px solid var(--borde);border-radius:var(--radius);padding:22px;border-left:3px solid var(--naranjo)}
.sede h3{display:flex;align-items:center;gap:8px;font-size:.95rem;text-transform:uppercase;letter-spacing:.08em}
.sede p{color:var(--texto-suave);font-size:.9rem;margin-top:8px}

/* ---------- Footer (negro de marca) ---------- */
footer.site{background:var(--negro);color:var(--gris);padding:70px 0 30px;font-size:.9rem}
footer.site .cols{display:grid;grid-template-columns:1.3fr 1fr 1fr 1.2fr;gap:38px;margin-bottom:44px}
footer.site h4{color:#FFF;font-size:.72rem;margin-bottom:16px;text-transform:uppercase;letter-spacing:.22em}
footer.site ul{list-style:none}
footer.site li{margin:8px 0;font-size:.88rem}
footer.site a{color:#C9C3BC}
footer.site a:hover{color:var(--naranjo)}
.foot-logo{height:38px;width:auto;margin-bottom:14px}
.sello-oea{width:118px;height:auto;margin-top:16px;display:block;transition:transform .15s}
a:hover .sello-oea{transform:scale(1.04)}
.logo-oea-card{width:150px;height:auto;margin:0 auto 12px}
.mapa-h{display:block;margin:30px auto 0;width:100%;height:auto}
a.trust-item{color:#C4BEB6}
a.trust-item:hover{color:var(--naranjo);text-decoration:none}
.red-line{margin-top:12px;font-size:.95rem;color:var(--texto-suave)}
.lang-sw{background:#FFF;border:1px solid #FFF;border-radius:2px;padding:4px 10px;font-size:.63rem;font-weight:800;letter-spacing:.12em;color:#0A0A0A!important}
.lang-sw:hover{background:var(--naranjo);border-color:var(--naranjo);color:#0A0A0A!important;text-decoration:none}
.check{display:flex;gap:10px;align-items:flex-start}
.check input{margin-top:4px;flex:none;width:16px;height:16px;accent-color:var(--naranjo)}
.check label{font-weight:400;text-transform:none;letter-spacing:normal;font-size:.8rem;color:#4A443C;line-height:1.5;margin:0}
.legal{border-top:1px solid #1B1B1B;padding-top:20px;display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;font-size:.74rem;color:#8F887F;text-transform:uppercase;letter-spacing:.1em}

/* ---------- WhatsApp flotante ---------- */
.wa-float{position:fixed;right:20px;bottom:20px;z-index:60;background:#25D366;width:56px;height:56px;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 10px 24px rgba(0,0,0,.3)}
.wa-float img{width:30px;height:30px}
.wa-float:hover{text-decoration:none;transform:scale(1.07)}

/* ---------- Contraste en hero oscuro (filas de contacto) ---------- */
.hero .feat h3{color:#FFFFFF}
.hero .feat p{color:#C9C3BC}
.hero .feat a{color:#FFA14E}
.hero-card .feat h3{color:var(--tinta)}
.hero-card .feat p{color:var(--texto-suave)}
.hero-card .feat a{color:var(--naranjo-osc)}

/* ---------- Responsive ---------- */
@media (max-width:980px){
  .topbar .oea{display:none}
  .topbar .wrap{justify-content:center}
}
@media (max-width:1120px){
  .menu{display:none;position:absolute;top:100%;left:0;right:0;background:#FFF;border-bottom:1px solid var(--borde);flex-direction:column;padding:12px 18px;box-shadow:var(--sombra)}
  .menu.open{display:flex}
  .menu a{white-space:normal;border-bottom:none;padding:11px 8px}
  .menu-toggle{display:block}
}
@media (max-width:960px){
  .hero{padding:68px 0 76px}
  .hero-grid,.tech{grid-template-columns:1fr}
  .g2{grid-template-columns:1fr}
  .g3,.g4,.steps,.stats{grid-template-columns:repeat(2,1fr)}
  footer.site .cols{grid-template-columns:1fr 1fr}
  section{padding:60px 0}
}
@media (max-width:760px){
  .btn-top-ghost{display:none}
  .top-wa{font-size:.72rem}
}
@media (max-width:760px){
  .tabla{display:block;overflow-x:auto;white-space:nowrap}
  .tabla td,.tabla th{white-space:normal;min-width:120px}
}
@media (max-width:600px){
  .g2,.g3,.g4,.steps,.stats{grid-template-columns:1fr}
  footer.site .cols{grid-template-columns:1fr}
  .topbar .wrap{justify-content:center}
  section{padding:50px 0}
  .hero{padding:44px 0 52px}
  .btn{padding:13px 20px}
}