/* =========================================================
   Grupo Gurú — Design System
   Premium digital agency — Tijuana, B.C.
   Brand: Orange #F26B1F + Blue #0E7BC2 + Deep Navy
   ========================================================= */

/* ---------- Reset & Base ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:'Inter','Segoe UI',Roboto,system-ui,-apple-system,Helvetica,Arial,sans-serif;
  font-size:16px;line-height:1.6;color:var(--text);background:var(--bg);
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}
img,svg,video{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:none;transition:color .2s}
a:hover{color:var(--brand-dark)}
button{font-family:inherit;cursor:pointer;border:0;background:transparent}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,h5,h6{margin:0 0 .5em;font-family:'Plus Jakarta Sans','Inter',system-ui,sans-serif;
  font-weight:700;line-height:1.2;letter-spacing:-.02em;color:var(--heading)}
p{margin:0 0 1em}
:focus-visible{outline:3px solid var(--brand);outline-offset:2px;border-radius:4px}

/* ---------- Tokens ---------- */
:root{
  --brand:#F26B1F;            /* Orange primary */
  --brand-dark:#D9531A;
  --brand-light:#FFB37A;
  --brand-soft:#FFF1E6;

  --accent:#0E7BC2;           /* Blue secondary */
  --accent-dark:#0B5C92;
  --accent-soft:#E6F2FB;

  --bg:#FFFFFF;
  --surface:#F7F8FA;
  --surface-2:#EFF1F5;
  --border:#E2E6ED;

  --text:#1F2937;
  --text-soft:#4B5563;
  --text-mute:#6B7280;
  --heading:#0D1424;

  --dark:#0D1424;
  --dark-2:#101A2E;
  --dark-3:#1A2238;

  --success:#10B981;
  --warning:#F59E0B;

  --shadow-sm:0 1px 2px rgba(13,20,36,.06);
  --shadow:0 4px 14px rgba(13,20,36,.08);
  --shadow-lg:0 18px 40px -10px rgba(13,20,36,.18);
  --shadow-brand:0 14px 30px -10px rgba(242,107,31,.45);

  --radius-sm:8px;
  --radius:14px;
  --radius-lg:22px;
  --radius-xl:32px;

  --container:1200px;
  --gutter:clamp(20px,4vw,40px);

  --t-fast:.15s ease;
  --t:.25s ease;
  --t-slow:.45s cubic-bezier(.2,.7,.2,1);
}

/* ---------- Layout helpers ---------- */
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 var(--gutter)}
.section{padding:clamp(56px,9vw,112px) 0}
.section-tight{padding:clamp(36px,6vw,72px) 0}
.eyebrow{display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.18em;
  text-transform:uppercase;color:var(--brand);margin-bottom:14px}
.eyebrow.on-dark{color:var(--brand-light)}
.text-center{text-align:center}
.muted{color:var(--text-mute)}
.lead{font-size:clamp(1.05rem,1.5vw,1.2rem);color:var(--text-soft);max-width:62ch}

h1{font-size:clamp(2.1rem,5.2vw,3.6rem)}
h2{font-size:clamp(1.7rem,3.8vw,2.6rem)}
h3{font-size:clamp(1.2rem,2.2vw,1.5rem)}
.h-gradient{background:linear-gradient(95deg,var(--brand) 0%,var(--accent) 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.55em;
  padding:.95em 1.6em;border-radius:999px;font-weight:600;font-size:.97rem;
  letter-spacing:.01em;transition:transform var(--t),box-shadow var(--t),background var(--t),color var(--t);
  white-space:nowrap;line-height:1}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--shadow-brand)}
.btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-2px)}
.btn-secondary{background:var(--dark);color:#fff}
.btn-secondary:hover{background:var(--dark-3);color:#fff;transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--heading);border:1.5px solid var(--border)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand)}
.btn-ghost.on-dark{color:#fff;border-color:rgba(255,255,255,.25)}
.btn-ghost.on-dark:hover{border-color:var(--brand);color:var(--brand-light)}
.btn-lg{padding:1.1em 2em;font-size:1.02rem}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.85);
  -webkit-backdrop-filter:saturate(160%) blur(14px);backdrop-filter:saturate(160%) blur(14px);
  border-bottom:1px solid var(--border)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px}
.brand{display:flex;align-items:center;gap:10px}
.brand img{height:38px;width:auto}
.brand-name{font-family:'Plus Jakarta Sans',sans-serif;font-weight:800;color:var(--heading);
  font-size:1.05rem;letter-spacing:-.01em}
.nav-list{display:none;gap:6px;align-items:center}
.nav-list a{display:inline-block;padding:10px 14px;color:var(--text);font-weight:500;
  border-radius:10px;transition:background var(--t),color var(--t)}
.nav-list a:hover,.nav-list a.active{background:var(--brand-soft);color:var(--brand-dark)}
.nav-cta{display:none}
.lang-switch{display:inline-flex;gap:4px;background:var(--surface);padding:4px;border-radius:999px;
  font-size:.82rem;font-weight:600}
.lang-switch a{padding:6px 10px;border-radius:999px;color:var(--text-soft)}
.lang-switch a.active{background:#fff;color:var(--brand);box-shadow:var(--shadow-sm)}

.has-submenu{position:relative}
.has-submenu>a::after{content:"";display:inline-block;width:7px;height:7px;margin-left:6px;
  border-right:2px solid currentColor;border-bottom:2px solid currentColor;
  transform:rotate(45deg) translateY(-2px);opacity:.7}
.submenu{position:absolute;top:calc(100% + 8px);left:0;min-width:260px;background:#fff;
  border:1px solid var(--border);border-radius:var(--radius);padding:8px;box-shadow:var(--shadow-lg);
  opacity:0;visibility:hidden;transform:translateY(-6px);transition:all var(--t)}
.has-submenu:hover .submenu,.has-submenu:focus-within .submenu{opacity:1;visibility:visible;transform:none}
.submenu a{padding:10px 12px;border-radius:8px;color:var(--text);font-weight:500}
.submenu a:hover{background:var(--brand-soft);color:var(--brand-dark)}

.hamburger{display:inline-flex;flex-direction:column;gap:5px;padding:10px;border-radius:10px}
.hamburger span{width:22px;height:2px;background:var(--heading);border-radius:2px;transition:transform var(--t),opacity var(--t)}
.hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger.open span:nth-child(2){opacity:0}
.hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.mobile-menu{display:none;background:#fff;border-top:1px solid var(--border);padding:18px var(--gutter) 28px}
.mobile-menu.open{display:block}
.mobile-menu ul{display:flex;flex-direction:column;gap:2px}
.mobile-menu a{display:block;padding:12px;border-radius:10px;color:var(--text);font-weight:500}
.mobile-menu a:hover{background:var(--brand-soft);color:var(--brand-dark)}
.mobile-menu .submenu-title{font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--text-mute);margin-top:14px;padding:0 12px}
.mobile-menu .btn{margin-top:14px;width:100%}

@media (min-width:992px){
  .nav-list{display:flex}
  .nav-cta{display:inline-flex}
  .hamburger{display:none}
  .mobile-menu{display:none!important}
}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:radial-gradient(1100px 540px at 80% -10%,rgba(242,107,31,.18),transparent 60%),
  radial-gradient(900px 540px at -5% 30%,rgba(14,123,194,.18),transparent 60%),
  linear-gradient(180deg,#0D1424 0%,#101A2E 100%);color:#fff;padding:clamp(72px,11vw,140px) 0}
.hero h1{color:#fff}
.hero .lead{color:rgba(255,255,255,.78)}
.hero-grid{display:grid;gap:48px;align-items:center}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-meta{display:flex;flex-wrap:wrap;gap:24px;margin-top:36px;color:rgba(255,255,255,.7);font-size:.9rem}
.hero-meta strong{color:#fff;font-size:1.5rem;display:block;line-height:1;margin-bottom:4px;font-family:'Plus Jakarta Sans',sans-serif}
.hero-visual{position:relative}
.hero-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
  border-radius:var(--radius-lg);padding:28px;backdrop-filter:blur(8px)}
.hero-card .row{display:flex;justify-content:space-between;align-items:center;
  padding:14px 0;border-bottom:1px solid rgba(255,255,255,.08)}
.hero-card .row:last-child{border-bottom:0}
.hero-card .row span:first-child{color:rgba(255,255,255,.7)}
.hero-card .row span:last-child{font-weight:700;color:var(--brand-light)}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border-radius:999px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
  font-size:.82rem;font-weight:600;color:#fff;margin-bottom:22px}
.hero-badge::before{content:"";width:8px;height:8px;border-radius:50%;background:#10B981;
  box-shadow:0 0 0 4px rgba(16,185,129,.25)}

@media (min-width:992px){
  .hero-grid{grid-template-columns:1.15fr .85fr}
}

/* ---------- Trust strip ---------- */
.trust-strip{background:var(--surface);padding:28px 0;border-bottom:1px solid var(--border)}
.trust-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;align-items:center;text-align:center}
.trust-grid .stat{font-family:'Plus Jakarta Sans',sans-serif}
.trust-grid .stat strong{display:block;font-size:1.7rem;color:var(--heading);line-height:1}
.trust-grid .stat span{font-size:.82rem;color:var(--text-mute);font-weight:500}
@media (min-width:768px){.trust-grid{grid-template-columns:repeat(4,1fr)}}

/* ---------- Cards & grids ---------- */
.cards-grid{display:grid;gap:22px;grid-template-columns:1fr}
@media(min-width:680px){.cards-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:992px){.cards-grid{grid-template-columns:repeat(3,1fr)}}

.card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:30px;transition:transform var(--t),box-shadow var(--t),border-color var(--t);
  display:flex;flex-direction:column;gap:14px}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--brand-light)}
.card .icon{width:54px;height:54px;border-radius:14px;background:linear-gradient(135deg,var(--brand) 0%,var(--brand-dark) 100%);
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.6rem;
  box-shadow:var(--shadow-brand)}
.card .icon.alt{background:linear-gradient(135deg,var(--accent) 0%,var(--accent-dark) 100%);
  box-shadow:0 14px 30px -10px rgba(14,123,194,.45)}
.card h3{margin:0}
.card p{color:var(--text-soft);margin:0}
.card-link{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--brand);margin-top:auto;padding-top:8px}
.card-link::after{content:"→";transition:transform var(--t)}
.card-link:hover::after{transform:translateX(4px)}

/* ---------- Benefits ---------- */
.benefits{display:grid;gap:18px;grid-template-columns:1fr}
@media(min-width:680px){.benefits{grid-template-columns:repeat(2,1fr)}}
@media(min-width:992px){.benefits{grid-template-columns:repeat(4,1fr)}}
.benefit{padding:22px;border-radius:var(--radius);background:var(--surface);text-align:left}
.benefit .num{font-family:'Plus Jakarta Sans',sans-serif;font-weight:800;font-size:1.4rem;
  color:var(--brand);display:block;margin-bottom:8px}
.benefit h4{margin:0 0 6px;font-size:1.05rem}
.benefit p{margin:0;color:var(--text-soft);font-size:.95rem}

/* ---------- Section heads ---------- */
.section-head{max-width:780px;margin:0 auto 48px;text-align:center}
.section-head.start{margin-left:0;text-align:left}
.section-head .lead{margin:0 auto}
.section-head.start .lead{margin:0}

/* ---------- Cases ---------- */
.cases{display:grid;gap:18px;grid-template-columns:1fr}
@media(min-width:680px){.cases{grid-template-columns:repeat(2,1fr)}}
@media(min-width:992px){.cases{grid-template-columns:repeat(3,1fr)}}
.case{position:relative;border-radius:var(--radius-lg);overflow:hidden;
  background:linear-gradient(140deg,var(--dark) 0%,var(--dark-3) 100%);color:#fff;
  padding:28px;min-height:220px;display:flex;flex-direction:column;justify-content:flex-end;
  isolation:isolate;transition:transform var(--t)}
.case::before{content:"";position:absolute;inset:0;
  background:radial-gradient(400px 240px at 80% 20%,rgba(242,107,31,.35),transparent 60%);z-index:-1}
.case:hover{transform:translateY(-4px)}
.case .tag{font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;color:var(--brand-light);font-weight:700;margin-bottom:8px}
.case h3{color:#fff;margin:0 0 8px}
.case p{color:rgba(255,255,255,.75);margin:0;font-size:.95rem}

/* ---------- Testimonials ---------- */
.testimonials{display:grid;gap:18px;grid-template-columns:1fr}
@media(min-width:768px){.testimonials{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1100px){.testimonials{grid-template-columns:repeat(3,1fr)}}
.tm{padding:28px;background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg)}
.tm .stars{color:var(--brand);letter-spacing:2px;margin-bottom:10px}
.tm blockquote{margin:0 0 18px;font-size:1.02rem;color:var(--text);quotes:"\201C""\201D"}
.tm blockquote::before{content:open-quote;color:var(--brand);font-size:2rem;line-height:0;margin-right:4px;vertical-align:-.4em}
.tm .who{display:flex;align-items:center;gap:12px;font-size:.92rem}
.tm .who .ava{width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--accent));
  color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700}
.tm .who strong{display:block;color:var(--heading)}
.tm .who span{color:var(--text-mute)}

/* ---------- FAQ ---------- */
.faq{max-width:820px;margin:0 auto}
.faq details{border:1px solid var(--border);border-radius:var(--radius);background:#fff;
  margin-bottom:12px;overflow:hidden;transition:border-color var(--t)}
.faq details[open]{border-color:var(--brand)}
.faq summary{list-style:none;cursor:pointer;padding:20px 56px 20px 22px;font-weight:600;
  color:var(--heading);position:relative;font-size:1.02rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:1.6rem;color:var(--brand);font-weight:400;transition:transform var(--t)}
.faq details[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq .ans{padding:0 22px 22px;color:var(--text-soft)}

/* ---------- CTA banner ---------- */
.cta{background:linear-gradient(135deg,var(--brand) 0%,var(--brand-dark) 100%);
  border-radius:var(--radius-xl);padding:clamp(36px,6vw,60px);color:#fff;
  display:grid;gap:24px;grid-template-columns:1fr;align-items:center;text-align:center}
.cta h2{color:#fff;margin:0}
.cta p{color:rgba(255,255,255,.9);margin:0;max-width:60ch;margin:0 auto}
.cta .actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
.cta .btn-secondary{background:#fff;color:var(--brand-dark)}
.cta .btn-secondary:hover{background:var(--dark);color:#fff}
.cta .btn-ghost{color:#fff;border-color:rgba(255,255,255,.5)}
.cta .btn-ghost:hover{background:rgba(255,255,255,.1);color:#fff}
@media(min-width:880px){.cta{grid-template-columns:1.4fr 1fr;text-align:left}.cta p{margin:0}.cta .actions{justify-content:flex-end}}

/* ---------- Service hero (interior) ---------- */
.svc-hero{background:linear-gradient(180deg,#0D1424 0%,#101A2E 100%);color:#fff;
  padding:clamp(72px,10vw,120px) 0 clamp(60px,8vw,100px)}
.svc-hero .breadcrumb{display:flex;flex-wrap:wrap;gap:6px;font-size:.85rem;color:rgba(255,255,255,.6);margin-bottom:18px}
.svc-hero .breadcrumb a{color:rgba(255,255,255,.7)}
.svc-hero .breadcrumb a:hover{color:#fff}
.svc-hero h1{color:#fff;max-width:18ch}
.svc-hero .lead{color:rgba(255,255,255,.8);margin-bottom:28px}

/* ---------- Feature columns ---------- */
.features{display:grid;gap:24px;grid-template-columns:1fr}
@media(min-width:680px){.features{grid-template-columns:repeat(2,1fr)}}
.feature{padding:28px;border:1px solid var(--border);border-radius:var(--radius-lg);background:#fff}
.feature h3{margin:0 0 10px;font-size:1.15rem}
.feature p{margin:0;color:var(--text-soft)}
.feature-num{display:inline-block;font-family:'Plus Jakarta Sans',sans-serif;font-weight:800;
  color:var(--brand);font-size:1.3rem;margin-bottom:12px}

/* ---------- Process timeline ---------- */
.process{display:grid;gap:18px;counter-reset:step;grid-template-columns:1fr}
@media(min-width:880px){.process{grid-template-columns:repeat(4,1fr)}}
.process .step{padding:24px;background:var(--surface);border-radius:var(--radius-lg);position:relative}
.process .step::before{counter-increment:step;content:counter(step,decimal-leading-zero);
  font-family:'Plus Jakarta Sans',sans-serif;font-size:1.8rem;font-weight:800;color:var(--brand);display:block;margin-bottom:8px;line-height:1}
.process .step h4{margin:0 0 6px;font-size:1.05rem}
.process .step p{margin:0;color:var(--text-soft);font-size:.95rem}

/* ---------- Pricing ---------- */
.pricing{display:grid;gap:22px;grid-template-columns:1fr}
@media(min-width:880px){.pricing{grid-template-columns:repeat(3,1fr)}}
.plan{padding:32px;border:1px solid var(--border);border-radius:var(--radius-lg);background:#fff;
  display:flex;flex-direction:column;gap:14px}
.plan.featured{border-color:var(--brand);box-shadow:var(--shadow-lg);position:relative;transform:translateY(-6px)}
.plan.featured::before{content:"Más popular";position:absolute;top:-14px;left:50%;transform:translateX(-50%);
  background:var(--brand);color:#fff;font-size:.78rem;font-weight:700;letter-spacing:.12em;
  text-transform:uppercase;padding:6px 14px;border-radius:999px}
.plan h3{margin:0}
.plan .price{font-family:'Plus Jakarta Sans',sans-serif;font-weight:800;font-size:2.2rem;color:var(--heading);line-height:1}
.plan .price small{font-size:.9rem;font-weight:500;color:var(--text-mute);display:block;margin-top:4px}
.plan ul{display:flex;flex-direction:column;gap:8px;margin:8px 0;color:var(--text-soft)}
.plan ul li{padding-left:26px;position:relative}
.plan ul li::before{content:"✓";position:absolute;left:0;top:0;color:var(--brand);font-weight:700}
.plan .btn{margin-top:auto}

/* ---------- Footer ---------- */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);padding:64px 0 28px;margin-top:0}
.foot-grid{display:grid;gap:36px;grid-template-columns:1fr}
@media(min-width:768px){.foot-grid{grid-template-columns:1.5fr 1fr 1fr 1fr}}
.foot-grid h4{color:#fff;font-size:.85rem;letter-spacing:.16em;text-transform:uppercase;margin:0 0 16px}
.foot-grid a{color:rgba(255,255,255,.72);font-weight:500}
.foot-grid a:hover{color:#fff}
.foot-grid ul{display:flex;flex-direction:column;gap:8px}
.foot-brand img{height:40px;margin-bottom:14px;filter:brightness(0) invert(1) saturate(0)}
.foot-brand p{margin:0 0 16px;color:rgba(255,255,255,.7);max-width:36ch}
.social{display:flex;gap:10px}
.social a{width:38px;height:38px;border-radius:10px;background:rgba(255,255,255,.06);
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:1rem;
  transition:background var(--t),transform var(--t)}
.social a:hover{background:var(--brand);transform:translateY(-2px)}
.foot-bottom{margin-top:48px;padding-top:24px;border-top:1px solid rgba(255,255,255,.08);
  display:flex;flex-direction:column;gap:8px;justify-content:space-between;align-items:center;
  font-size:.85rem;color:rgba(255,255,255,.55)}
@media(min-width:768px){.foot-bottom{flex-direction:row}}

/* ---------- Forms ---------- */
.form{display:grid;gap:14px}
.field label{display:block;font-weight:600;margin-bottom:6px;font-size:.9rem;color:var(--heading)}
.field input,.field textarea,.field select{width:100%;padding:12px 14px;border:1.5px solid var(--border);
  border-radius:10px;font:inherit;color:var(--text);background:#fff;transition:border-color var(--t),box-shadow var(--t)}
.field input:focus,.field textarea:focus,.field select:focus{outline:0;border-color:var(--brand);
  box-shadow:0 0 0 4px rgba(242,107,31,.15)}
.field textarea{min-height:140px;resize:vertical}

/* ---------- Utilities ---------- */
.flex{display:flex}.gap-12{gap:12px}.gap-24{gap:24px}.center{align-items:center;justify-content:center}
.mt-24{margin-top:24px}.mt-48{margin-top:48px}.mb-24{margin-bottom:24px}
.bg-soft{background:var(--surface)}.bg-dark{background:var(--dark);color:#fff}
.bg-dark h1,.bg-dark h2,.bg-dark h3{color:#fff}

/* ---------- Animations on scroll (progressive) ---------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .8s ease,transform .8s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}

/* ---------- Print ---------- */
@media print{.site-header,.site-footer,.cta,.hamburger,.lang-switch{display:none}}