/* =========================================================
   COPESCA — Cooperativa de Pescadores
   Hoja de estilos principal
   ========================================================= */

:root{
  --azul-profundo:#0b2f4a;
  --azul-marino:#123b5c;
  --azul-medio:#1c5a82;
  --teal:#178a8a;
  --teal-oscuro:#0f6666;
  --arena:#f6f2e9;
  --arena-oscura:#ece4d2;
  --coral:#e2703a;
  --coral-oscuro:#c85a28;
  --texto:#1c2b33;
  --texto-suave:#4c5e68;
  --blanco:#ffffff;

  --radio:14px;
  --sombra: 0 10px 30px rgba(11,47,74,0.12);
  --transicion: .25s ease;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:'Inter',sans-serif;
  color:var(--texto);
  background:var(--blanco);
  line-height:1.6;
}
h1,h2,h3,h4{
  font-family:'Poppins',sans-serif;
  margin:0 0 .5em;
  color:var(--azul-profundo);
  line-height:1.2;
}
p{margin:0 0 1em;}
a{color:inherit; text-decoration:none;}
img{max-width:100%; display:block;}
ul{padding:0; margin:0;}
li{list-style:none;}

.container{
  width:100%;
  max-width:1180px;
  margin:0 auto;
  padding:0 24px;
}

.icon{width:28px; height:28px; color:var(--teal); flex-shrink:0;}

/* ---------- Botones ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:13px 26px;
  border-radius:999px;
  font-weight:600;
  font-size:.95rem;
  border:2px solid transparent;
  cursor:pointer;
  transition:transform var(--transicion), background var(--transicion), color var(--transicion), box-shadow var(--transicion);
  white-space:nowrap;
}
.btn:hover{transform:translateY(-2px);}
.btn-primary{
  background:var(--coral);
  color:var(--blanco);
  box-shadow:0 8px 20px rgba(226,112,58,.35);
}
.btn-primary:hover{background:var(--coral-oscuro);}
.btn-outline{
  background:transparent;
  border-color:rgba(255,255,255,.6);
  color:var(--blanco);
}
.btn-outline:hover{background:rgba(255,255,255,.12);}
.btn-sm{padding:9px 18px; font-size:.85rem;}

/* ---------- Header ---------- */
.site-header{
  position:fixed;
  top:0; left:0; right:0;
  z-index:100;
  background:rgba(11,47,74,0);
  transition:background var(--transicion), box-shadow var(--transicion), padding var(--transicion);
  padding:18px 0;
}
.site-header.scrolled{
  background:rgba(11,47,74,.96);
  box-shadow:0 6px 20px rgba(0,0,0,.15);
  padding:10px 0;
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
}
.logo{
  display:flex;
  align-items:center;
  gap:10px;
  font-family:'Poppins',sans-serif;
  font-weight:800;
  font-size:1.35rem;
  color:var(--blanco);
  letter-spacing:.5px;
}
.logo-icon{width:32px; height:32px; color:var(--coral);}

.main-nav ul{
  display:flex;
  gap:30px;
}
.main-nav a{
  color:var(--blanco);
  font-weight:500;
  font-size:.95rem;
  opacity:.9;
  position:relative;
  padding:4px 0;
  transition:opacity var(--transicion);
}
.main-nav a:hover{opacity:1;}
.main-nav a::after{
  content:"";
  position:absolute;
  left:0; bottom:-4px;
  width:0; height:2px;
  background:var(--coral);
  transition:width var(--transicion);
}
.main-nav a:hover::after{width:100%;}

.nav-cta{flex-shrink:0;}

.menu-toggle{
  display:none;
  flex-direction:column;
  justify-content:center;
  gap:5px;
  width:34px; height:34px;
  background:transparent;
  border:none;
  cursor:pointer;
  padding:0;
}
.menu-toggle span{
  display:block;
  height:2.5px;
  width:100%;
  background:var(--blanco);
  border-radius:2px;
  transition:transform var(--transicion), opacity var(--transicion);
}
.menu-toggle.open span:nth-child(1){transform:translateY(7.5px) rotate(45deg);}
.menu-toggle.open span:nth-child(2){opacity:0;}
.menu-toggle.open span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg);}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  min-height:100vh;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  text-align:center;
  padding:160px 0 80px;
  background:
    radial-gradient(circle at 15% 20%, rgba(23,138,138,.35), transparent 45%),
    radial-gradient(circle at 85% 80%, rgba(226,112,58,.25), transparent 45%),
    linear-gradient(160deg, var(--azul-profundo), var(--azul-marino) 55%, var(--teal-oscuro));
  color:var(--blanco);
  overflow:hidden;
}
.hero-waves{
  position:absolute;
  bottom:0; left:0; right:0;
  height:140px;
  background:
    repeating-radial-gradient(circle at 0 100%, transparent 0, transparent 40px, rgba(255,255,255,.05) 42px);
  opacity:.6;
}
.hero-inner{position:relative; z-index:2; max-width:760px;}
.eyebrow{
  text-transform:uppercase;
  letter-spacing:2px;
  font-weight:700;
  font-size:.8rem;
  color:var(--coral);
  margin-bottom:14px;
}
.hero h1{
  font-size:clamp(3rem, 8vw, 5.2rem);
  font-weight:800;
  color:var(--blanco);
  letter-spacing:1px;
  margin-bottom:18px;
}
.hero-subtitle{
  font-size:1.15rem;
  color:rgba(255,255,255,.88);
  max-width:640px;
  margin:0 auto 34px;
}
.hero-actions{
  display:flex;
  gap:16px;
  justify-content:center;
  flex-wrap:wrap;
  margin-bottom:60px;
}

.hero-stats{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:repeat(4, 1fr);
  gap:20px;
  padding-top:30px;
  border-top:1px solid rgba(255,255,255,.18);
}
.stat{display:flex; flex-direction:column; align-items:center;}
.stat-number{
  font-family:'Poppins',sans-serif;
  font-size:2.1rem;
  font-weight:800;
  color:var(--coral);
}
.stat-label{
  font-size:.82rem;
  color:rgba(255,255,255,.75);
  text-align:center;
  margin-top:4px;
}

/* ---------- Secciones genéricas ---------- */
.section{padding:100px 0;}
.section-alt{background:var(--arena);}
.section-head{max-width:700px; margin:0 auto 56px; text-align:center;}
.section-head .eyebrow{color:var(--coral);}
.section-head h2{font-size:clamp(1.8rem, 3.5vw, 2.5rem);}
.section-intro{color:var(--texto-suave); font-size:1.05rem;}

/* ---------- Nosotros ---------- */
.about-grid{
  display:grid;
  grid-template-columns:1.1fr 1fr;
  gap:60px;
  align-items:start;
}
.about-text p{color:var(--texto-suave); font-size:1.05rem;}
.check-list li{
  position:relative;
  padding-left:30px;
  margin-bottom:12px;
  color:var(--texto);
  font-weight:500;
}
.check-list li::before{
  content:"";
  position:absolute;
  left:0; top:6px;
  width:18px; height:18px;
  border-radius:50%;
  background:var(--teal);
}
.check-list li::after{
  content:"";
  position:absolute;
  left:6px; top:9px;
  width:7px; height:4px;
  border-left:2px solid #fff;
  border-bottom:2px solid #fff;
  transform:rotate(-45deg);
}
.check-list-light li{color:rgba(255,255,255,.92);}

.about-values{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:20px;
}
.value-card{
  background:var(--arena);
  border-radius:var(--radio);
  padding:26px 22px;
  transition:transform var(--transicion), box-shadow var(--transicion);
}
.value-card:hover{transform:translateY(-4px); box-shadow:var(--sombra);}
.value-card h3{font-size:1.05rem; margin:14px 0 6px;}
.value-card p{font-size:.92rem; color:var(--texto-suave); margin:0;}

/* ---------- Servicios / Productos (cards) ---------- */
.cards-grid{
  display:grid;
  grid-template-columns:repeat(4, 1fr);
  gap:24px;
}
.service-card{
  background:var(--blanco);
  border-radius:var(--radio);
  padding:30px 24px;
  box-shadow:var(--sombra);
  transition:transform var(--transicion);
}
.service-card:hover{transform:translateY(-6px);}
.service-card h3{font-size:1.1rem;}
.service-card p{font-size:.92rem; color:var(--texto-suave); margin:0;}

.products-grid{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:24px;
}
.product-card{
  background:var(--arena);
  border-radius:var(--radio);
  padding:28px 24px;
  transition:transform var(--transicion), box-shadow var(--transicion);
}
.product-card:hover{transform:translateY(-4px); box-shadow:var(--sombra);}
.product-card h3{font-size:1.05rem;}
.product-card p{font-size:.92rem; color:var(--texto-suave); margin:0;}

/* Insignias circulares con las ilustraciones de especies (estilo "animado") */
.icon-badge{
  width:84px;
  height:84px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  background:var(--blanco);
  box-shadow:var(--sombra);
  margin-bottom:16px;
  animation:swim-bob 3.6s ease-in-out infinite;
}
.icon-color{width:52px; height:52px;}
.product-card:nth-child(2) .icon-badge{animation-delay:.4s;}
.product-card:nth-child(3) .icon-badge{animation-delay:.8s;}
.product-card:nth-child(4) .icon-badge{animation-delay:1.2s;}
.product-card:nth-child(5) .icon-badge{animation-delay:1.6s;}

@keyframes swim-bob{
  0%,100%{transform:translateY(0) rotate(0deg);}
  50%{transform:translateY(-7px) rotate(-4deg);}
}
@media (prefers-reduced-motion: reduce){
  .icon-badge{animation:none;}
}
.product-card-cta{
  background:linear-gradient(160deg, var(--teal), var(--teal-oscuro));
  color:var(--blanco);
  display:flex;
  flex-direction:column;
  justify-content:center;
}
.product-card-cta h3{color:var(--blanco);}
.product-card-cta p{color:rgba(255,255,255,.85); margin-bottom:16px;}

/* ---------- Sostenibilidad ---------- */
.section-dark{
  background:linear-gradient(160deg, var(--azul-profundo), var(--azul-marino));
  color:var(--blanco);
}
.section-dark h2{color:var(--blanco);}
.sustain-grid{
  display:grid;
  grid-template-columns:1.2fr 1fr;
  gap:60px;
  align-items:center;
}
.sustain-text p{color:rgba(255,255,255,.85); font-size:1.05rem;}
.sustain-badges{
  display:grid;
  gap:18px;
}
.badge-card{
  display:flex;
  align-items:center;
  gap:16px;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radio);
  padding:20px 22px;
}
.badge-card p{margin:0; font-weight:600; color:var(--blanco);}

/* ---------- Contacto ---------- */
.contact-grid{
  display:grid;
  grid-template-columns:1fr 1.1fr;
  gap:60px;
}
.contact-lead{
  color:var(--texto-suave);
  font-size:1.05rem;
  margin-bottom:28px;
}
.info-item{
  display:flex;
  gap:18px;
  margin-bottom:28px;
}
.info-item h3{font-size:1rem; margin-bottom:4px;}
.info-item p{margin:0; color:var(--texto-suave);}
.info-item a:hover{color:var(--teal);}

.social-links{display:flex; gap:14px; margin-top:10px;}
.social-links a{
  display:flex;
  align-items:center;
  justify-content:center;
  width:44px; height:44px;
  border-radius:50%;
  background:var(--arena);
  transition:background var(--transicion), transform var(--transicion);
}
.social-links a:hover{background:var(--teal); transform:translateY(-3px);}
.social-links a:hover .icon{color:var(--blanco);}

.contact-form{
  background:var(--arena);
  border-radius:var(--radio);
  padding:36px;
}
.form-row{margin-bottom:20px;}
.form-row label{
  display:block;
  font-weight:600;
  font-size:.88rem;
  margin-bottom:6px;
  color:var(--texto);
}
.form-row input,
.form-row textarea{
  width:100%;
  padding:12px 14px;
  border:1.5px solid var(--arena-oscura);
  border-radius:8px;
  font-family:'Inter',sans-serif;
  font-size:.95rem;
  background:var(--blanco);
  resize:vertical;
  transition:border-color var(--transicion);
}
.form-row input:focus,
.form-row textarea:focus{
  outline:none;
  border-color:var(--teal);
}
.form-note{
  margin:14px 0 0;
  font-size:.9rem;
  font-weight:600;
  min-height:1.2em;
}
.form-note.ok{color:var(--teal-oscuro);}
.form-note.error{color:var(--coral-oscuro);}

/* ---------- Footer ---------- */
.site-footer{
  background:var(--azul-profundo);
  color:rgba(255,255,255,.75);
  padding:50px 0 30px;
}
.footer-inner{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  align-items:center;
  gap:24px;
  padding-bottom:24px;
  border-bottom:1px solid rgba(255,255,255,.12);
  margin-bottom:20px;
}
.footer-brand .logo{color:var(--blanco); margin-bottom:6px;}
.footer-brand p{margin:0; font-size:.85rem;}
.footer-nav{display:flex; gap:22px; flex-wrap:wrap;}
.footer-nav a{font-size:.9rem; opacity:.85;}
.footer-nav a:hover{opacity:1; color:var(--coral);}
.footer-copy{margin:0; font-size:.82rem; text-align:center;}

.back-to-top{
  position:fixed;
  right:24px; bottom:24px;
  width:46px; height:46px;
  border-radius:50%;
  background:var(--coral);
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow:0 8px 20px rgba(0,0,0,.25);
  opacity:0;
  pointer-events:none;
  transform:translateY(10px);
  transition:opacity var(--transicion), transform var(--transicion);
  z-index:90;
}
.back-to-top.visible{opacity:1; pointer-events:auto; transform:translateY(0);}
.back-to-top .icon{color:#fff; width:20px; height:20px;}

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 980px){
  .about-grid,
  .sustain-grid,
  .contact-grid{grid-template-columns:1fr; gap:40px;}
  .cards-grid{grid-template-columns:repeat(2, 1fr);}
  .products-grid{grid-template-columns:repeat(2, 1fr);}
  .about-values{grid-template-columns:1fr 1fr;}
}

@media (max-width: 760px){
  .main-nav{
    position:fixed;
    top:0; right:0;
    height:100vh;
    width:min(78vw, 320px);
    background:var(--azul-profundo);
    padding:110px 30px 30px;
    transform:translateX(100%);
    transition:transform var(--transicion);
    box-shadow:-10px 0 30px rgba(0,0,0,.25);
  }
  .main-nav.open{transform:translateX(0);}
  .main-nav ul{flex-direction:column; gap:22px;}
  .main-nav a{font-size:1.05rem;}
  .nav-cta{display:none;}
  .menu-toggle{display:flex;}

  .hero{padding:140px 0 60px;}
  .hero-stats{grid-template-columns:repeat(2, 1fr); gap:28px;}

  .cards-grid{grid-template-columns:1fr;}
  .products-grid{grid-template-columns:1fr;}
  .about-values{grid-template-columns:1fr;}

  .footer-inner{flex-direction:column; text-align:center;}
  .footer-nav{justify-content:center;}
}