:root{
  --green:#0b6f2f;
  --green-light:#4fb52f;
  --blue:#075f91;
  --blue-dark:#082342;
  --aqua:#0a9ec2;
  --graphite:#101828;
  --muted:#667085;
  --line:#e6edf2;
  --soft:#f5faf8;
  --white:#ffffff;
  --shadow:0 24px 70px rgba(8,35,66,.14);
  --radius:26px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:Inter, sans-serif;
  color:var(--graphite);
  background:#fff;
  line-height:1.65;
}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.container{width:min(1180px,calc(100% - 42px));margin:auto}

/* HEADER */
.top-header{
  background:#fff;
  position:sticky;
  top:0;
  z-index:999;
  box-shadow:0 8px 24px rgba(16,24,40,.06);
}
.header-info{
  min-height:30px;
  display:flex;
  justify-content:space-between;
  align-items:center;
}
.contact-line{
  display:flex;
  align-items:center;
  justify-content:flex-end;
  gap:28px;
  font-weight:800;
  color:var(--blue-dark);
  font-size:.82rem;
}
.contact-line a:first-child,
.contact-line a:nth-child(2){color:var(--blue-dark)}
.whatsapp-pill{
  background:#22c55e;
  color:#fff!important;
  padding:7px 12px;
  border-radius:999px;
  box-shadow:0 12px 24px rgba(34,197,94,.25);
}
.logo-zone{
  display:flex;
  justify-content:center;
  align-items:center;
  padding:2px 0 6px;
}
.main-logo img{
  width:min(300px,78vw);
  height:auto;
  object-fit:contain;
}
.nav-bar{
  border-top:1px solid var(--line);
}
.nav-inner{
  min-height:48px;
  display:flex;
  justify-content:center;
  align-items:center;
  position:relative;
}
.nav-links{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:44px;
  list-style:none;
  text-transform:uppercase;
  font-weight:900;
  color:var(--blue-dark);
}
.nav-links a{
  display:inline-flex;
  align-items:center;
  min-height:48px;
  position:relative;
}
.nav-links a:hover,
.nav-links a.active{color:var(--green)}
.nav-links a::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:0;
  height:4px;
  border-radius:6px 6px 0 0;
  background:linear-gradient(90deg,var(--green),var(--aqua));
  opacity:0;
  transform:scaleX(.45);
  transition:.25s ease;
}
.nav-links a:hover::after,
.nav-links a.active::after{
  opacity:1;
  transform:scaleX(1);
}
.menu-toggle{
  display:none;
  background:transparent;
  border:none;
  font-size:2rem;
  cursor:pointer;
  color:var(--blue-dark);
}

/* HERO */
.hero-section{
  position:relative;
  min-height:660px;
  padding:120px 0 0;
  overflow:visible;
  background:
    linear-gradient(90deg,rgba(0,20,28,.62),rgba(0,33,52,.38),rgba(0,0,0,.12)),
    url("https://images.unsplash.com/photo-1500530855697-b586d89ba3ee?auto=format&fit=crop&w=2200&q=85") center/cover;
}
.hero-section::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(0,0,0,.08),rgba(0,0,0,.18));
}
.hero-watermark{
  position:absolute;
  right:12%;
  top:48px;
  width:min(520px,44vw);
  aspect-ratio:1;
  background:url("../assets/logo-tica-central.png") center/contain no-repeat;
  opacity:.25;
  filter:grayscale(1) brightness(2.2);
  z-index:1;
}
.hero-content{
  position:relative;
  z-index:2;
  color:#fff;
  max-width:710px;
  margin-left:max(24px,calc((100vw - 1180px)/2));
}
.hero-content h1{
  font-family:Montserrat,sans-serif;
  font-size:clamp(2.6rem,5vw,4.7rem);
  line-height:1.05;
  letter-spacing:-.06em;
  text-transform:uppercase;
  font-weight:900;
}
.hero-content h1 span{
  color:var(--green-light);
  text-shadow:0 8px 24px rgba(0,0,0,.18);
}
.hero-line{
  width:300px;
  height:5px;
  margin:20px 0 22px;
  border-radius:999px;
  background:linear-gradient(90deg,var(--green-light),var(--blue));
}
.hero-content p{
  font-size:1.15rem;
  max-width:650px;
  color:rgba(255,255,255,.94);
  font-weight:500;
}
.hero-buttons{
  display:flex;
  gap:18px;
  margin-top:32px;
  flex-wrap:wrap;
}
.btn{
  min-height:54px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:14px 24px;
  border-radius:8px;
  font-weight:900;
  text-transform:uppercase;
  transition:.25s ease;
  border:none;
  cursor:pointer;
}
.btn:hover{transform:translateY(-3px)}
.btn-primary{
  color:#fff;
  background:linear-gradient(135deg,var(--green-light),var(--green));
  box-shadow:0 18px 34px rgba(13,111,47,.32);
}
.btn-outline{
  color:#fff;
  border:1.5px solid rgba(255,255,255,.82);
  background:rgba(255,255,255,.08);
  backdrop-filter:blur(8px);
}
.hero-benefits{
  position:relative;
  z-index:4;
  display:grid;
  grid-template-columns:repeat(5,1fr);
  gap:0;
  margin-top:78px;
  transform:translateY(50%);
  background:#fff;
  border-radius:16px;
  box-shadow:0 24px 60px rgba(16,24,40,.18);
  overflow:hidden;
}
.hero-benefits article{
  min-height:150px;
  display:flex;
  align-items:center;
  gap:18px;
  padding:26px 22px;
  border-right:1px solid var(--line);
}
.hero-benefits article:last-child{border-right:0}
.benefit-icon{
  width:62px;
  min-width:62px;
  height:62px;
  border:2px solid var(--green);
  border-radius:18px;
  display:grid;
  place-items:center;
  color:var(--green);
  font-weight:900;
  font-size:1.85rem;
}
.hero-benefits h3{
  color:var(--blue-dark);
  font-size:1rem;
  line-height:1.22;
  margin-bottom:8px;
  text-transform:uppercase;
}
.hero-benefits p{
  font-size:.9rem;
  color:var(--muted);
  line-height:1.45;
}

/* GENERAL SECTIONS */
.section{
  padding:118px 0;
  position:relative;
  overflow:hidden;
}
.about-section{padding-top:165px}
.section:nth-of-type(even){background:var(--soft)}
.two-columns{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:58px;
  align-items:center;
}
.section-tag{
  display:inline-flex;
  align-items:center;
  padding:8px 14px;
  border-radius:999px;
  background:rgba(11,111,47,.10);
  color:var(--green);
  font-size:.78rem;
  font-weight:900;
  letter-spacing:.11em;
  text-transform:uppercase;
}
.section h2{
  margin-top:16px;
  font-family:Montserrat,sans-serif;
  font-size:clamp(2rem,3.7vw,3.35rem);
  line-height:1.08;
  letter-spacing:-.055em;
  color:var(--blue-dark);
}
.section-copy p,.section-heading p{
  margin-top:18px;
  color:var(--muted);
  font-size:1.05rem;
}
.section-heading{
  max-width:860px;
  margin:0 auto 54px;
  text-align:center;
}
blockquote{
  margin-top:30px;
  padding:26px;
  border-left:6px solid var(--green);
  background:#fff;
  box-shadow:var(--shadow);
  border-radius:18px;
  font-weight:800;
  color:var(--blue-dark);
}
.section-watermark{
  position:absolute;
  right:-80px;
  top:70px;
  width:460px;
  aspect-ratio:1;
  background:url("../assets/logo-tica-central.png") center/contain no-repeat;
  opacity:.045;
  z-index:0;
}
.section-watermark.small{
  left:-100px;
  right:auto;
  top:40px;
  width:420px;
}
.watermark-section .container{position:relative;z-index:1}

/* ABOUT */
.mission-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:36px;
  box-shadow:var(--shadow);
}
.mission-card div+div{margin-top:30px}
.mission-card h3{
  color:var(--green);
  font-size:1.35rem;
  margin-bottom:10px;
}

/* VALUES */
.values-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:22px;
}
.value-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:22px;
  padding:28px;
  box-shadow:0 18px 46px rgba(8,35,66,.08);
  transition:.25s ease;
}
.value-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow);
}
.value-card span{
  color:var(--green);
  font-size:1.5rem;
  font-weight:900;
}
.value-card h3{
  margin:10px 0;
  color:var(--blue-dark);
  font-size:1.18rem;
}
.value-card p{color:var(--muted)}

/* SERVICES */
.services-section{
  background:#fff;
}
.services-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.service-card{
  min-height:310px;
  display:flex;
  flex-direction:column;
  padding:32px;
  border-radius:26px;
  background:
    radial-gradient(circle at top right,rgba(79,181,47,.10),transparent 38%),
    #fff;
  border:1px solid var(--line);
  box-shadow:0 18px 48px rgba(8,35,66,.08);
  transition:.25s ease;
}
.service-card:hover{
  transform:translateY(-8px);
  border-color:rgba(11,111,47,.35);
  box-shadow:var(--shadow);
}
.service-icon{
  width:72px;
  height:72px;
  display:grid;
  place-items:center;
  font-size:2.25rem;
  border-radius:22px;
  color:var(--green);
  background:linear-gradient(135deg,rgba(11,111,47,.10),rgba(7,95,145,.12));
  border:1px solid rgba(11,111,47,.18);
  margin-bottom:24px;
}
.service-card h3{
  color:var(--blue-dark);
  font-size:1.28rem;
  margin-bottom:12px;
}
.service-card p{
  color:var(--muted);
  flex:1;
}
.service-card strong{
  margin-top:24px;
  color:var(--green);
}

/* LABS AND COMPLIANCE */
.labs-section{
  background:linear-gradient(135deg,#f8fcfb,#eef8ff);
}
.lab-card,.quality-panel,.compliance-list,.contact-box{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:36px;
}
.quality-panel h3{
  color:var(--blue-dark);
  font-size:1.6rem;
  margin-bottom:18px;
}
.quality-panel ul{list-style:none}
.quality-panel li{
  padding:14px 0 14px 34px;
  border-bottom:1px solid var(--line);
  position:relative;
  color:var(--muted);
}
.quality-panel li::before{
  content:"✓";
  position:absolute;
  left:0;
  color:var(--green);
  font-weight:900;
}
.compliance-list{
  display:grid;
  gap:16px;
}
.compliance-list div{
  display:flex;
  align-items:center;
  gap:18px;
  padding-bottom:16px;
  border-bottom:1px solid var(--line);
}
.compliance-list div:last-child{border-bottom:0;padding-bottom:0}
.compliance-list strong{
  color:var(--green);
  font-size:1.65rem;
}
.compliance-list p{color:var(--muted)}

/* BENEFITS */
.benefits-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:22px;
}
.benefits-grid article{
  padding:30px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:22px;
  box-shadow:0 16px 42px rgba(8,35,66,.08);
}
.benefits-grid h3{
  color:var(--blue-dark);
  margin-bottom:10px;
}
.benefits-grid p{color:var(--muted)}

/* BLOG */
.blog-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.blog-card{
  padding:32px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:24px;
  box-shadow:0 16px 42px rgba(8,35,66,.08);
}
.blog-card span{
  color:var(--green);
  text-transform:uppercase;
  font-weight:900;
  font-size:.8rem;
}
.blog-card h3{
  color:var(--blue-dark);
  margin:12px 0;
}
.blog-card p{color:var(--muted)}

/* CONTACT */
.contact-section{
  background:linear-gradient(135deg,rgba(11,111,47,.08),rgba(7,95,145,.09));
}
.contact-box{
  margin-top:28px;
  box-shadow:0 16px 42px rgba(8,35,66,.08);
}
.contact-box p{margin:8px 0}
.contact-form{
  display:grid;
  gap:16px;
  padding:34px;
  background:#fff;
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  border:1px solid var(--line);
}
.contact-form label{
  color:var(--blue-dark);
  font-weight:900;
}
.contact-form input,.contact-form select,.contact-form textarea{
  width:100%;
  margin-top:8px;
  padding:14px 15px;
  border:1px solid #d7e4ea;
  border-radius:12px;
  font:inherit;
  outline:none;
}
.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{
  border-color:var(--blue);
  box-shadow:0 0 0 4px rgba(7,95,145,.10);
}
.form-note{
  color:var(--green);
  font-weight:800;
}

/* FOOTER */
.footer{
  background:#061923;
  color:#fff;
  padding-top:70px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.35fr 1fr 1fr;
  gap:48px;
}
.footer-logo{
  width:min(360px,90%);
  background:#fff;
  padding:14px;
  border-radius:18px;
  margin-bottom:20px;
}
.footer-quote{
  color:rgba(255,255,255,.78);
  max-width:520px;
  font-weight:700;
}
.footer h4{
  margin-bottom:18px;
  font-size:1.1rem;
}
.footer a,.footer p{
  display:block;
  color:rgba(255,255,255,.72);
  margin:8px 0;
}
.footer-bottom{
  margin-top:56px;
  padding:20px;
  border-top:1px solid rgba(255,255,255,.12);
  text-align:center;
  color:rgba(255,255,255,.62);
}

.floating-whatsapp{
  position:fixed;
  right:24px;
  bottom:24px;
  z-index:999;
  width:62px;
  height:62px;
  display:grid;
  place-items:center;
  border-radius:50%;
  background:#25d366;
  color:#fff;
  font-size:2rem;
  font-weight:900;
  box-shadow:0 18px 36px rgba(37,211,102,.35);
}

/* ANIMATION */
.reveal{
  opacity:0;
  transform:translateY(28px);
  transition:opacity .7s ease,transform .7s ease;
}
.reveal.visible{
  opacity:1;
  transform:translateY(0);
}

/* RESPONSIVE */
@media(max-width:1050px){
  .contact-line{gap:14px;font-size:.82rem}
  .nav-links{gap:22px;font-size:.9rem}
  .hero-benefits{grid-template-columns:repeat(2,1fr);transform:translateY(20%)}
  .hero-benefits article{border-bottom:1px solid var(--line)}
  .about-section{padding-top:135px}
  .two-columns,.services-grid,.benefits-grid,.blog-grid,.footer-grid{grid-template-columns:1fr}
  .values-grid{grid-template-columns:1fr}
}

@media(max-width:760px){
  .header-info{display:none}
  .main-logo img{width:min(390px,92vw)}
  .nav-inner{justify-content:flex-end}
  .menu-toggle{display:block}
  .nav-links{
    position:absolute;
    top:64px;
    left:0;
    right:0;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    background:#fff;
    border-top:1px solid var(--line);
    box-shadow:0 20px 38px rgba(16,24,40,.10);
  }
  .nav-links.active{display:flex}
  .nav-links a{
    min-height:54px;
    padding:0 20px;
  }
  .hero-section{
    min-height:650px;
    padding-top:92px;
  }
  .hero-watermark{
    right:-40px;
    top:80px;
    width:360px;
    opacity:.18;
  }
  .hero-content{
    margin:auto;
    width:min(100% - 42px,1180px);
  }
  .hero-content h1{font-size:2.65rem}
  .hero-benefits{
    grid-template-columns:1fr;
    transform:translateY(8%);
    margin-top:46px;
  }
  .hero-benefits article{
    min-height:auto;
    padding:22px;
    border-right:0;
  }
  .about-section{padding-top:100px}
  .section{padding:82px 0}
  .section h2{font-size:2.15rem}
  .footer-logo{width:100%}
}

@media(max-width:480px){
  .container{width:min(100% - 28px,1180px)}
  .hero-content h1{font-size:2.2rem}
  .hero-line{width:220px}
  .hero-buttons{flex-direction:column}
  .btn{width:100%}
  .service-card,.value-card,.blog-card,.benefits-grid article{padding:24px}
}


/* AJUSTE V2: encabezado más compacto */
.top-header {
  box-shadow: 0 6px 18px rgba(16,24,40,.055);
}

.contact-line {
  gap: 22px;
}

.logo-zone {
  min-height: auto;
}

.main-logo img {
  max-height: 165px;
}

.nav-links {
  gap: 38px;
  font-size: .92rem;
}

.hero-section {
  min-height: 620px;
  padding-top: 95px;
}

@media(max-width:1050px){
  .main-logo img{
    width:min(260px,80vw);
    max-height:145px;
  }
  .nav-links{
    gap:18px;
    font-size:.84rem;
  }
  .contact-line{
    gap:12px;
    font-size:.78rem;
  }
}

@media(max-width:760px){
  .main-logo img{
    width:min(220px,78vw);
    max-height:120px;
  }
  .logo-zone{
    padding:4px 0;
  }
  .nav-inner{
    min-height:48px;
  }
  .nav-links{
    top:48px;
  }
  .hero-section{
    padding-top:70px;
  }
}


/* AJUSTE V3: logo horizontal proporcionado por TICA y valores reducidos */
.main-logo img {
  width: min(330px, 80vw) !important;
  max-height: 115px !important;
  object-fit: contain;
}

.logo-zone {
  padding: 4px 0 8px !important;
}

.values-grid-four {
  grid-template-columns: repeat(4, 1fr);
}

.values-grid-four .value-card {
  min-height: 285px;
}

@media (max-width: 1100px) {
  .values-grid-four {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 760px) {
  .main-logo img {
    width: min(230px, 78vw) !important;
    max-height: 90px !important;
  }

  .logo-zone {
    padding: 4px 0 !important;
  }
}

@media (max-width: 560px) {
  .values-grid-four {
    grid-template-columns: 1fr;
  }

  .main-logo img {
    width: min(210px, 82vw) !important;
  }
}


/* AJUSTE V4: Header premium horizontal compacto */
.top-header.premium-header {
  position: sticky;
  top: 0;
  z-index: 999;
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(14px);
  box-shadow: 0 8px 24px rgba(16,24,40,.07);
  border-bottom: 1px solid var(--line);
}

.premium-nav {
  min-height: 92px;
  display: grid;
  grid-template-columns: 260px 1fr auto;
  align-items: center;
  gap: 26px;
}

.header-logo {
  display: flex;
  align-items: center;
}

.header-logo img {
  width: 245px;
  max-height: 78px;
  object-fit: contain;
}

.premium-header .nav-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 26px;
  list-style: none;
  text-transform: uppercase;
  font-weight: 900;
  font-size: .88rem;
  color: var(--blue-dark);
}

.premium-header .nav-links a {
  min-height: 92px;
  display: inline-flex;
  align-items: center;
  position: relative;
}

.premium-header .nav-links a:hover,
.premium-header .nav-links a.active {
  color: var(--green);
}

.premium-header .nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 4px;
  border-radius: 6px 6px 0 0;
  background: linear-gradient(90deg,var(--green),var(--aqua));
  opacity: 0;
  transform: scaleX(.45);
  transition: .25s ease;
}

.premium-header .nav-links a:hover::after,
.premium-header .nav-links a.active::after {
  opacity: 1;
  transform: scaleX(1);
}

.header-contact {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: .78rem;
  font-weight: 850;
  color: var(--blue-dark);
  white-space: nowrap;
}

.header-contact .whatsapp-pill {
  padding: 8px 13px;
  border-radius: 999px;
  background: #22c55e;
  color: #fff !important;
  box-shadow: 0 10px 24px rgba(34,197,94,.24);
}

.premium-header .menu-toggle {
  display: none;
  justify-self: end;
}

/* Hero sin marca de agua */
.hero-watermark {
  display: none !important;
}

.hero-section {
  min-height: 650px;
  padding-top: 118px;
}

.hero-benefits {
  grid-template-columns: repeat(4, 1fr) !important;
}

.hero-benefits article {
  justify-content: center;
}

@media (max-width: 1180px) {
  .premium-nav {
    grid-template-columns: 220px 1fr auto;
    gap: 18px;
  }

  .header-logo img {
    width: 210px;
    max-height: 68px;
  }

  .premium-header .nav-links {
    gap: 16px;
    font-size: .8rem;
  }

  .header-contact a:not(.whatsapp-pill) {
    display: none;
  }
}

@media (max-width: 900px) {
  .premium-nav {
    min-height: 78px;
    grid-template-columns: auto 1fr auto;
  }

  .header-logo img {
    width: 205px;
    max-height: 64px;
  }

  .premium-header .menu-toggle {
    display: block;
    grid-column: 3;
    grid-row: 1;
  }

  .premium-header .nav-links {
    position: absolute;
    top: 78px;
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: #fff;
    border-top: 1px solid var(--line);
    box-shadow: 0 20px 38px rgba(16,24,40,.10);
  }

  .premium-header .nav-links.active {
    display: flex;
  }

  .premium-header .nav-links a {
    min-height: 54px;
    padding: 0 22px;
  }

  .header-contact {
    display: none;
  }

  .hero-section {
    padding-top: 80px;
  }

  .hero-benefits {
    grid-template-columns: 1fr !important;
  }
}

@media (max-width: 560px) {
  .premium-nav {
    min-height: 72px;
  }

  .header-logo img {
    width: 185px;
    max-height: 58px;
  }

  .premium-header .nav-links {
    top: 72px;
  }
}