/* ===========================================================
   GEOSIG 3D — Landing levantamientos topográficos con dron
   Paleta de marca: navy #1D3557 · steel #457B9D · ink #0d141a
   =========================================================== */

:root{
  --navy-950:#08111c;
  --navy-900:#0b1622;
  --navy-850:#0f1e2e;
  --navy-800:#13273b;
  --navy-700:#1d3557;   /* marca */
  --steel:#457b9d;
  --steel-200:#a8dadc;
  --teal:#5fd0c4;       /* highlight tech */
  --amber:#f5a623;      /* CTA */
  --amber-600:#e0931a;
  --wa:#25d366;
  --wa-600:#1ebe59;

  --text:#eaf1f8;
  --muted:#9bb0c4;
  --muted-2:#728aa1;
  --line:rgba(168,218,220,.12);
  --line-2:rgba(168,218,220,.2);

  --surface:rgba(255,255,255,.035);
  --surface-2:rgba(255,255,255,.05);

  --r-sm:10px; --r:16px; --r-lg:22px; --r-xl:30px;
  --maxw:1180px;
  --ease:cubic-bezier(.22,1,.36,1);

  --font-d:"Space Grotesk",system-ui,sans-serif;
  --font-b:"Inter",system-ui,-apple-system,sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font-b);
  background:var(--navy-950);
  color:var(--text);
  line-height:1.6;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* ---------- Tipografía base ---------- */
h1,h2,h3,h4{font-family:var(--font-d);line-height:1.1;font-weight:600;letter-spacing:-.02em}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  font-family:var(--font-d);font-size:.78rem;font-weight:600;
  text-transform:uppercase;letter-spacing:.16em;color:var(--steel-200);
  margin-bottom:18px;
}
.eyebrow__dot{width:7px;height:7px;border-radius:50%;background:var(--amber);box-shadow:0 0 14px var(--amber)}

.sec-head{max-width:760px;margin-bottom:54px}
.sec-title{font-size:clamp(1.8rem,4vw,3rem);margin-bottom:16px}
.sec-sub{color:var(--muted);font-size:1.08rem;max-width:640px}

/* ---------- Botones ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  font-family:var(--font-d);font-weight:600;font-size:.98rem;
  padding:14px 26px;border-radius:999px;border:1px solid transparent;
  cursor:pointer;transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s;
  white-space:nowrap;
}
.btn--lg{padding:17px 34px;font-size:1.02rem}
.btn--block{width:100%}
.btn--accent{background:var(--amber);color:#221603;box-shadow:0 10px 30px -8px rgba(245,166,35,.6)}
.btn--accent:hover{transform:translateY(-3px);box-shadow:0 18px 40px -10px rgba(245,166,35,.7);background:var(--amber-600)}
.btn--ghost{background:rgba(255,255,255,.04);color:var(--text);border-color:var(--line-2)}
.btn--ghost:hover{transform:translateY(-3px);border-color:var(--steel-200);background:rgba(255,255,255,.08)}
.btn--wa{background:var(--wa);color:#06310f;box-shadow:0 10px 30px -8px rgba(37,211,102,.55)}
.btn--wa:hover{transform:translateY(-3px);background:var(--wa-600);box-shadow:0 18px 40px -10px rgba(37,211,102,.65)}
.ic-wa{width:20px;height:20px;fill:currentColor;flex:none}

/* ---------- Loader ---------- */
.loader{
  position:fixed;inset:0;z-index:2000;display:grid;place-items:center;
  background:var(--navy-950);
  animation:loaderOut .6s var(--ease) 1.4s forwards; /* red de seguridad CSS */
}
.loader.is-done{animation:loaderOut .6s var(--ease) forwards}
@keyframes loaderOut{to{opacity:0;visibility:hidden}}
.loader__mark{font-family:var(--font-d);font-weight:700;font-size:1.6rem;position:relative;letter-spacing:-.02em}
.loader__geo{color:var(--text)}
.loader__3d{color:var(--amber)}
.loader__bar{position:absolute;left:0;right:0;bottom:-12px;height:2px;background:var(--line-2);overflow:hidden;border-radius:2px}
.loader__bar::after{content:"";position:absolute;inset:0;background:var(--amber);transform:translateX(-100%);animation:bar 1.3s var(--ease) forwards}
@keyframes bar{to{transform:translateX(0)}}

/* ---------- Reveal (IntersectionObserver) ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.is-visible{opacity:1;transform:none}
/* Red de seguridad: si JS falla, nada queda invisible */
.reveal[data-split]{opacity:1;transform:none}
.no-js .reveal{opacity:1;transform:none}

/* ---------- NAV ---------- */
.nav{position:fixed;top:0;left:0;right:0;z-index:1000;transition:background .3s,backdrop-filter .3s,border-color .3s;border-bottom:1px solid transparent}
.nav.is-scrolled{background:rgba(8,17,28,.82);backdrop-filter:blur(14px);border-bottom-color:var(--line)}
.nav__inner{display:flex;align-items:center;justify-content:space-between;height:74px}
.brand{font-family:var(--font-d);font-weight:700;font-size:1.35rem;letter-spacing:-.02em}
.brand__geo{color:var(--text)}
.brand__3d{color:var(--amber)}
.brand--lg{font-size:1.7rem}
.nav__links{display:flex;align-items:center;gap:30px}
.nav__links a{font-size:.95rem;color:var(--muted);transition:color .2s}
.nav__links a:hover{color:var(--text)}
.nav__cta{
  background:var(--amber);color:#221603!important;padding:10px 20px;border-radius:999px;
  font-family:var(--font-d);font-weight:600;transition:transform .2s,background .2s;
}
.nav__cta:hover{transform:translateY(-2px);background:var(--amber-600)}
.nav__toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.nav__toggle span{width:24px;height:2px;background:var(--text);transition:.3s}
.nav__toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav__toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav__toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- Contornos topográficos (motivo de marca) ---------- */
.hero__contours,.quote__contours{
  position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:
    repeating-radial-gradient(ellipse 60% 50% at 75% 30%,
      transparent 0 38px, rgba(95,208,196,.10) 38px 39px);
  -webkit-mask-image:radial-gradient(ellipse 70% 80% at 70% 30%,#000,transparent 75%);
  mask-image:radial-gradient(ellipse 70% 80% at 70% 30%,#000,transparent 75%);
}
.quote__contours{opacity:.35;
  background-image:repeating-radial-gradient(ellipse 50% 60% at 20% 50%,
    transparent 0 40px, rgba(69,123,157,.18) 40px 41px);
  -webkit-mask-image:radial-gradient(ellipse 60% 90% at 20% 50%,#000,transparent 70%);
  mask-image:radial-gradient(ellipse 60% 90% at 20% 50%,#000,transparent 70%);
}

/* ---------- HERO ---------- */
.hero{
  position:relative;padding:140px 0 70px;overflow:hidden;
  background:
    radial-gradient(1200px 600px at 80% -10%,rgba(69,123,157,.28),transparent 60%),
    linear-gradient(180deg,var(--navy-900),var(--navy-950));
}
.hero__glow{position:absolute;top:-180px;right:-120px;width:560px;height:560px;border-radius:50%;
  background:radial-gradient(circle,rgba(245,166,35,.16),transparent 65%);filter:blur(20px);pointer-events:none}
.hero__grid{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center}
.hero__title{font-size:clamp(2.3rem,5.2vw,4rem);margin-bottom:24px}
.hero__lead{font-size:1.18rem;color:var(--muted);max-width:560px;margin-bottom:32px}
.hero__lead strong{color:var(--steel-200)}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:20px}
.hero__trust{font-size:.98rem;color:var(--muted)}
.hero__trust strong{color:var(--text)}

.hero__media{position:relative}
.hero__badge{
  position:absolute;left:-14px;bottom:26px;background:var(--navy-800);
  border:1px solid var(--line-2);border-radius:var(--r);padding:14px 18px;
  display:flex;flex-direction:column;box-shadow:0 20px 50px -20px #000;backdrop-filter:blur(6px);
}
.hero__badge-num{font-family:var(--font-d);font-weight:700;font-size:1.5rem;color:var(--teal)}
.hero__badge-txt{font-size:.78rem;color:var(--muted);max-width:170px}

/* ---------- Media placeholders ---------- */
.media{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line-2);background:var(--navy-850)}
.media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center}
.media--hero{aspect-ratio:16/10}
.media--hero img{object-position:62% center} /* mantiene visible el dron (arriba a la derecha) */
.media--wide{aspect-ratio:16/9}
.media--app{aspect-ratio:16/10;border-radius:var(--r);margin-bottom:16px}
.media__ph{
  position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;
  text-align:center;padding:20px;color:var(--muted-2);
  background:
    repeating-linear-gradient(135deg,transparent 0 18px,rgba(95,208,196,.04) 18px 19px),
    radial-gradient(circle at 50% 40%,rgba(69,123,157,.18),transparent 70%);
}
.media__icon{font-size:2.4rem;filter:grayscale(.1)}
.media__label{font-family:var(--font-d);font-size:.82rem;letter-spacing:.02em}

/* ---------- Stats ---------- */
.stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:64px;
  padding:28px;border:1px solid var(--line);border-radius:var(--r-lg);background:var(--surface);
}
.stats li{text-align:center}
.stats__n{display:block;font-family:var(--font-d);font-weight:700;font-size:clamp(1.6rem,3vw,2.4rem);color:var(--amber)}
.stats__l{font-size:.84rem;color:var(--muted)}

/* ---------- TRUST ---------- */
.trust{padding:42px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--navy-900)}
.trust__title{text-align:center;color:var(--muted);font-family:var(--font-d);font-size:.95rem;letter-spacing:.04em;margin-bottom:20px}
.trust__sectors{display:flex;flex-wrap:wrap;justify-content:center;gap:14px 26px}
.trust__sectors li{
  font-family:var(--font-d);font-weight:600;color:var(--steel-200);font-size:1rem;opacity:.85;
  padding:6px 0;position:relative;
}
.trust__sectors li::after{content:"·";position:absolute;right:-15px;color:var(--muted-2)}
.trust__sectors li:last-child::after{display:none}

/* ---------- SECTION base ---------- */
.section{padding:96px 0;position:relative}
.section--alt{background:var(--navy-900)}

/* ---------- Cards (beneficios) ---------- */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{
  padding:30px;border:1px solid var(--line);border-radius:var(--r-lg);background:var(--surface);
  transition:transform .3s var(--ease),border-color .3s,background .3s;
}
.card:hover{transform:translateY(-6px);border-color:var(--line-2);background:var(--surface-2)}
.card__ic{font-size:1.9rem;display:block;margin-bottom:16px}
.card h3{font-size:1.2rem;margin-bottom:10px}
.card p{color:var(--muted);font-size:.98rem}

/* ---------- Comparativa ---------- */
.compare{border:1px solid var(--line-2);border-radius:var(--r-lg);overflow-x:auto;background:var(--surface)}
.compare__table{width:100%;border-collapse:collapse}
.compare__table th,.compare__table td{padding:16px 20px;text-align:left;font-size:.97rem;border-bottom:1px solid var(--line)}
.compare__table thead th{font-family:var(--font-d);font-size:.85rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);background:var(--navy-850)}
.compare__table td:first-child{color:var(--muted)}
.compare__table .is-hi{color:var(--text);font-weight:600}
.compare__table thead .is-hi{color:var(--amber)}
.compare__table tbody tr:last-child td{border-bottom:0}
.compare__table .is-hi{background:rgba(245,166,35,.05)}
.compare__note{padding:16px 20px;color:var(--muted);font-size:.95rem;background:var(--navy-850)}

/* ---------- Entregables ---------- */
.deliver{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.deliver__list{display:flex;flex-direction:column;gap:4px}
.deliver__list li{padding:16px 0;border-bottom:1px solid var(--line);display:flex;flex-direction:column;gap:3px}
.deliver__list li:last-child{border-bottom:0}
.deliver__list strong{font-family:var(--font-d);font-weight:600;font-size:1.05rem}
.deliver__list span{color:var(--muted);font-size:.94rem}

/* ---------- Aplicaciones ---------- */
.apps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.app{padding:18px;border:1px solid var(--line);border-radius:var(--r-lg);background:var(--surface);transition:transform .3s var(--ease),border-color .3s}
.app:hover{transform:translateY(-5px);border-color:var(--line-2)}
.app h3{font-size:1.1rem;margin-bottom:6px}
.app p{color:var(--muted);font-size:.92rem}

/* ---------- Proceso ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:s}
.step{position:relative;padding:28px 22px;border:1px solid var(--line);border-radius:var(--r-lg);background:var(--surface)}
.step__n{font-family:var(--font-d);font-weight:700;font-size:1.6rem;color:var(--teal);display:block;margin-bottom:12px}
.step h3{font-size:1.12rem;margin-bottom:8px}
.step p{color:var(--muted);font-size:.94rem}

/* ---------- Asesoría ---------- */
.advisory__inner{
  display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap;
  padding:46px;border-radius:var(--r-xl);
  background:linear-gradient(120deg,var(--navy-700),var(--navy-800));
  border:1px solid var(--line-2);
}
.advisory__title{font-size:clamp(1.5rem,3vw,2.1rem);margin-bottom:12px}
.advisory__txt{color:var(--steel-200);max-width:620px}
.advisory__btn{flex:none}

/* ---------- Cotización ---------- */
.quote{background:linear-gradient(180deg,var(--navy-900),var(--navy-950));overflow:hidden}
.quote__grid{position:relative;display:grid;grid-template-columns:.85fr 1.15fr;gap:50px;align-items:start}
.quote__perks{margin-top:24px;display:flex;flex-direction:column;gap:10px;color:var(--steel-200);font-size:.98rem}
.quote__form{
  background:var(--navy-850);border:1px solid var(--line-2);border-radius:var(--r-xl);
  padding:32px;display:flex;flex-direction:column;gap:16px;box-shadow:0 30px 80px -40px #000;
}
.field{display:flex;flex-direction:column;gap:7px}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field label{font-size:.86rem;font-weight:500;color:var(--steel-200)}
.field input,.field select,.field textarea{
  font-family:var(--font-b);font-size:.97rem;color:var(--text);
  background:rgba(8,17,28,.6);border:1px solid var(--line-2);border-radius:var(--r-sm);
  padding:13px 14px;transition:border-color .2s,box-shadow .2s;width:100%;
}
.field textarea{resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:var(--muted-2)}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--amber);box-shadow:0 0 0 3px rgba(245,166,35,.15)
}
.field select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%239bb0c4'%3E%3Cpath d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;padding-right:38px}
.field input.invalid,.field select.invalid{border-color:#ff6b6b;box-shadow:0 0 0 3px rgba(255,107,107,.15)}
.consent{display:flex;gap:10px;align-items:flex-start;font-size:.86rem;color:var(--muted);cursor:pointer}
.consent input{margin-top:3px;accent-color:var(--amber);width:16px;height:16px;flex:none}
.form-hint{font-size:.8rem;color:var(--muted-2);text-align:center}

.quote__success{position:relative;grid-column:1/-1}
.success__card{
  text-align:center;max-width:560px;margin:0 auto;padding:44px 32px;
  background:var(--navy-850);border:1px solid rgba(95,208,196,.35);border-radius:var(--r-xl);
}
.success__check{
  display:grid;place-items:center;width:64px;height:64px;margin:0 auto 18px;border-radius:50%;
  background:rgba(95,208,196,.15);color:var(--teal);font-size:2rem;font-weight:700;
}
.success__card h3{font-size:1.7rem;margin-bottom:12px}
.success__card p{color:var(--muted);margin-bottom:22px}

/* ---------- Testimonios ---------- */
.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.quote-card{padding:28px;border:1px solid var(--line);border-radius:var(--r-lg);background:var(--surface);display:flex;flex-direction:column;gap:14px}
.stars{color:var(--amber);letter-spacing:2px;font-size:.95rem}
.quote-card blockquote{font-size:1.04rem;color:var(--text);line-height:1.55}
.quote-card figcaption{display:flex;flex-direction:column;font-size:.9rem;color:var(--muted)}
.quote-card figcaption strong{color:var(--text);font-family:var(--font-d)}

/* ---------- Lead ---------- */
.lead__inner{
  display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;
  padding:46px;border-radius:var(--r-xl);background:var(--surface);border:1px solid var(--line);
}
.lead__form{display:flex;flex-wrap:wrap;gap:12px}
.lead__form input{
  flex:1 1 180px;font-family:var(--font-b);font-size:.97rem;color:var(--text);
  background:rgba(8,17,28,.6);border:1px solid var(--line-2);border-radius:var(--r-sm);padding:14px;
}
.lead__form input:focus{outline:none;border-color:var(--amber)}
.lead__form .btn{flex:1 1 100%}
.lead__ok{flex:1 1 100%;color:var(--teal);font-size:.92rem}

/* ---------- FAQ ---------- */
.faq{max-width:840px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq__item{border:1px solid var(--line);border-radius:var(--r);background:var(--surface);overflow:hidden}
.faq__item summary{
  cursor:pointer;padding:20px 24px;font-family:var(--font-d);font-weight:600;font-size:1.05rem;
  list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px;
}
.faq__item summary::-webkit-details-marker{display:none}
.faq__item summary::after{content:"+";font-size:1.5rem;color:var(--amber);transition:transform .3s;flex:none}
.faq__item[open] summary::after{transform:rotate(45deg)}
.faq__a{padding:0 24px 22px}
.faq__a p{color:var(--muted)}

/* ---------- Footer ---------- */
.footer{background:var(--navy-900);border-top:1px solid var(--line);padding-top:64px}
.footer__grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:40px;padding-bottom:44px}
.footer__brand p{color:var(--muted);margin-top:16px;max-width:420px;font-size:.96rem}
.footer__col h4{font-family:var(--font-d);font-size:.85rem;text-transform:uppercase;letter-spacing:.1em;color:var(--steel-200);margin-bottom:16px}
.footer__col a{display:block;color:var(--muted);font-size:.96rem;padding:5px 0;transition:color .2s}
.footer__col a:hover{color:var(--text)}
.footer__bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:22px 0;border-top:1px solid var(--line);color:var(--muted-2);font-size:.85rem}

/* ---------- WhatsApp flotante ---------- */
.wa-float{
  position:fixed;right:22px;bottom:22px;z-index:900;width:60px;height:60px;border-radius:50%;
  background:var(--wa);display:grid;place-items:center;box-shadow:0 12px 30px -6px rgba(37,211,102,.6);
  transition:transform .25s var(--ease);
}
.wa-float svg{width:32px;height:32px;fill:#fff}
.wa-float:hover{transform:scale(1.08)}
.wa-float::before{content:"";position:absolute;inset:0;border-radius:50%;background:var(--wa);animation:waPulse 2.4s ease-out infinite;z-index:-1}
@keyframes waPulse{0%{transform:scale(1);opacity:.55}70%,100%{transform:scale(1.7);opacity:0}}

/* ===========================================================
   RESPONSIVE
   =========================================================== */
@media (max-width:980px){
  .hero__grid{grid-template-columns:1fr;gap:44px}
  .hero__media{max-width:460px}
  .cards,.apps,.quotes{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
  .deliver{grid-template-columns:1fr;gap:32px}
  .quote__grid{grid-template-columns:1fr}
  .lead__inner{grid-template-columns:1fr;gap:24px}
}
@media (max-width:760px){
  .nav__links{
    position:fixed;inset:74px 0 auto 0;flex-direction:column;gap:0;
    background:rgba(8,17,28,.97);backdrop-filter:blur(14px);
    padding:14px 24px 26px;border-bottom:1px solid var(--line);
    transform:translateY(-120%);transition:transform .35s var(--ease);
  }
  .nav__links.is-open{transform:translateY(0)}
  .nav__links a{padding:14px 0;width:100%;border-bottom:1px solid var(--line);font-size:1.05rem}
  .nav__cta{margin-top:12px;text-align:center;border-bottom:0!important}
  .nav__toggle{display:flex}
  .stats{grid-template-columns:1fr 1fr;gap:24px 12px}
  .cards,.apps,.quotes,.steps{grid-template-columns:1fr}
  .field-row{grid-template-columns:1fr}
  /* Tabla comparativa compacta para que entren las 3 columnas */
  .compare__table th,.compare__table td{padding:11px 9px;font-size:.8rem}
  .compare__table thead th{font-size:.66rem;letter-spacing:.04em}
  /* WhatsApp flotante más pequeño en móvil para no tapar campos */
  .wa-float{width:50px;height:50px;right:14px;bottom:14px}
  .wa-float svg{width:26px;height:26px}
  .section{padding:70px 0}
  .advisory__inner,.lead__inner,.quote__form{padding:28px}
  .footer__grid{grid-template-columns:1fr;gap:28px}
}

/* ---------- Accesibilidad: solo gateamos efectos intrusivos ---------- */
@media (prefers-reduced-motion:reduce){
  .wa-float::before{animation:none}
  .loader__bar::after{animation:none;transform:translateX(0)}
}