/* ============================
   Óptica Caracol — Talca
   Estilo: clínico-confiable verde
   ============================ */

:root{
  --green: #2BAA5C;
  --green-hover: #229A4E;
  --green-deep: #0E4F2D;
  --green-darker: #0A3A20;
  --green-pastel: #E8F3EC;
  --green-soft: #C9E4D2;
  --ink: #14241A;
  --ink-soft: #4A5A4F;
  --muted: #7A847E;
  --white: #FFFFFF;
  --cream: #F7F8F6;
  --line: rgba(20,36,26,0.08);
  --shadow-sm: 0 2px 8px rgba(20,36,26,0.04);
  --shadow-md: 0 8px 24px rgba(20,36,26,0.08);
  --shadow-lg: 0 20px 60px rgba(20,36,26,0.12);
  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 28px;
  --radius-pill: 999px;
  --max: 1240px;
  --pad: clamp(20px, 4vw, 48px);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:'Inter',-apple-system,BlinkMacSystemFont,sans-serif;
  font-size:16px;
  line-height:1.6;
  color:var(--ink-soft);
  background:var(--white);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:0;background:transparent}

h1,h2,h3,h4,h5,h6{
  font-family:'Plus Jakarta Sans','Inter',sans-serif;
  color:var(--ink);
  line-height:1.15;
  font-weight:700;
  letter-spacing:-0.02em;
}
h1{font-size:clamp(2.2rem, 5vw, 3.8rem)}
h2{font-size:clamp(1.8rem, 3.5vw, 2.6rem)}
h3{font-size:clamp(1.2rem, 2vw, 1.4rem)}
p{color:var(--ink-soft)}

.container{max-width:var(--max);margin:0 auto;padding:0 var(--pad)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  color:var(--green);font-weight:600;font-size:.85rem;
  text-transform:uppercase;letter-spacing:.12em;margin-bottom:14px;
  font-family:'Plus Jakarta Sans',sans-serif;
}
.eyebrow::before{content:"";width:24px;height:2px;background:var(--green);border-radius:2px}

/* ===== Botones ===== */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 26px;border-radius:var(--radius-pill);
  font-weight:600;font-size:.95rem;
  font-family:'Plus Jakarta Sans',sans-serif;
  transition:all .25s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--green);color:var(--white)}
.btn-primary:hover{background:var(--green-hover);transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn-dark{background:var(--ink);color:var(--white)}
.btn-dark:hover{background:var(--green-deep);transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--ink);border:1.5px solid var(--line)}
.btn-ghost:hover{border-color:var(--green);color:var(--green)}
.btn-white{background:var(--white);color:var(--ink)}
.btn-white:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn svg{width:16px;height:16px}

/* ===== Header / Nav ===== */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:78px;gap:24px}
.brand{display:flex;align-items:center;gap:10px}
.brand img{height:38px;width:auto}
.nav-links{display:flex;gap:36px;list-style:none}
.nav-links a{
  font-weight:500;font-size:.95rem;color:var(--ink);
  font-family:'Plus Jakarta Sans',sans-serif;
  position:relative;transition:color .2s;
}
.nav-links a:hover,.nav-links a.active{color:var(--green)}
.nav-links a.active::after{
  content:"";position:absolute;left:0;right:0;bottom:-6px;
  height:2px;background:var(--green);border-radius:2px;
}
.nav-cta{display:flex;align-items:center;gap:14px}
.hamburger{display:none;width:44px;height:44px;border-radius:var(--radius-pill);background:var(--green-pastel);align-items:center;justify-content:center}
.hamburger span{display:block;width:18px;height:2px;background:var(--ink);position:relative}
.hamburger span::before,.hamburger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink)}
.hamburger span::before{top:-6px}
.hamburger span::after{top:6px}

/* ===== Hero ===== */
.hero{position:relative;padding:60px 0 120px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:center}
.hero-eyebrow{color:var(--green);font-weight:600;font-size:.9rem;text-transform:uppercase;letter-spacing:.14em;margin-bottom:20px;font-family:'Plus Jakarta Sans',sans-serif}
.hero h1{margin-bottom:24px}
.hero h1 span{color:var(--green)}
.hero-lead{font-size:1.1rem;color:var(--ink-soft);margin-bottom:32px;max-width:520px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:40px}
.hero-trust{display:flex;align-items:center;gap:18px}
.hero-trust-num{font-family:'Plus Jakarta Sans',sans-serif;font-weight:800;font-size:2.2rem;color:var(--green);line-height:1}
.hero-trust-text{font-size:.9rem;color:var(--muted);max-width:240px}
.hero-trust-text strong{color:var(--ink);font-weight:600}

.hero-visual{position:relative}
.hero-img{
  position:relative;
  border-radius:var(--radius-lg);
  overflow:hidden;
  aspect-ratio:4/5;
  background:var(--green-pastel);
  box-shadow:var(--shadow-lg);
}
.hero-img img{width:100%;height:100%;object-fit:cover;transition:transform .8s ease}
.hero-img::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    linear-gradient(180deg, rgba(8,30,18,.35) 0%, rgba(8,30,18,.05) 30%, rgba(8,30,18,.15) 55%, rgba(8,30,18,.85) 100%),
    linear-gradient(35deg, rgba(43,170,92,.35) 0%, rgba(43,170,92,0) 55%);
}
.hero-img:hover img{transform:scale(1.04)}

/* Card flotante de contacto en hero */
.contact-card{
  position:absolute;
  bottom:18px;left:18px;right:18px;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  color:var(--ink);
  padding:14px 16px;
  border-radius:var(--radius-md);
  border:1px solid rgba(255,255,255,.5);
  box-shadow:0 10px 30px -10px rgba(10,38,22,.35);
  display:flex;
  flex-direction:column;
  gap:10px;
  z-index:2;
}
.contact-card h3{display:none}
.contact-row{
  display:flex;align-items:center;gap:12px;
  padding:0;
  margin:0;
  min-width:0;
}
.contact-row + .contact-row{
  border-top:1px solid rgba(10,38,22,.08);
  padding-top:10px;
}
.contact-icon{
  width:34px;height:34px;border-radius:10px;
  background:var(--green-pastel);
  display:flex;align-items:center;justify-content:center;
  flex-shrink:0;color:var(--green-deep);
}
.contact-icon svg{width:16px;height:16px}
.contact-row-body{flex:1;min-width:0}
.contact-row-label{font-size:.62rem;color:var(--muted);text-transform:uppercase;letter-spacing:.08em;margin-bottom:2px;font-weight:600;font-family:'Plus Jakarta Sans',sans-serif}
.contact-row-value{font-size:.82rem;color:var(--ink);font-weight:600;line-height:1.3}

/* ===== Sección genérica ===== */
.section{padding:120px 0}
.section-tight{padding:80px 0}
.section-alt{background:var(--green-pastel)}
.section-dark{background:var(--green-darker);color:var(--white)}
.section-dark h2,.section-dark h3{color:var(--white)}
.section-dark p{color:rgba(255,255,255,.75)}
.section-head{text-align:center;max-width:680px;margin:0 auto 64px}
.section-head .eyebrow{margin-bottom:12px}
.section-head p{margin-top:16px;font-size:1.05rem}

/* ===== Servicios grid ===== */
.services-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:22px;
}
.service-card{
  background:var(--white);
  border:1px solid var(--line);
  padding:32px 28px;
  border-radius:var(--radius-md);
  position:relative;
  transition:all .3s ease;
  overflow:hidden;
}
.service-card::before{
  content:"";position:absolute;top:-30px;right:-30px;
  width:120px;height:120px;border-radius:50%;
  background:var(--green-pastel);opacity:.5;
  transition:transform .4s ease;
}
.service-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--green-soft)}
.service-card:hover::before{transform:scale(1.4)}
.service-icon{
  width:54px;height:54px;border-radius:14px;
  background:var(--green-pastel);
  display:flex;align-items:center;justify-content:center;
  color:var(--green-deep);
  margin-bottom:24px;position:relative;z-index:1;
}
.service-icon svg{width:26px;height:26px}
.service-card h3{margin-bottom:10px;position:relative;z-index:1}
.service-card p{font-size:.95rem;margin-bottom:18px;position:relative;z-index:1}
.service-link{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--green);font-weight:600;font-size:.85rem;
  text-transform:uppercase;letter-spacing:.08em;
  font-family:'Plus Jakarta Sans',sans-serif;
  position:relative;z-index:1;
}
.service-link svg{width:14px;height:14px;transition:transform .2s}
.service-link:hover svg{transform:translateX(3px)}

/* Card destacada oscura */
.service-card-dark{
  background:var(--green-darker);
  color:var(--white);
  border:none;
}
.service-card-dark::before{
  background:radial-gradient(circle, rgba(43,170,92,.18) 0%, transparent 70%);
  opacity:1;width:200px;height:200px;
}
.service-card-dark h3{color:var(--white)}
.service-card-dark ul{list-style:none;margin:18px 0 24px;position:relative;z-index:1}
.service-card-dark ul li{
  display:flex;align-items:flex-start;gap:10px;
  color:rgba(255,255,255,.85);font-size:.9rem;
  margin-bottom:10px;
}
.service-card-dark ul li::before{
  content:"";width:18px;height:18px;flex-shrink:0;margin-top:2px;
  background:var(--green);border-radius:50%;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='white'><path d='M6.5 10.5L3.5 7.5l1-1 2 2 5-5 1 1z'/></svg>");
  background-size:14px;background-position:center;background-repeat:no-repeat;
}

/* ===== Promesa / Quote ===== */
.promise{
  display:grid;grid-template-columns:1fr 1.1fr;gap:80px;align-items:center;
}
.promise-img{
  position:relative;
  border-radius:var(--radius-lg);overflow:hidden;
  aspect-ratio:4/5;background:var(--green-pastel);
  box-shadow:var(--shadow-md);
}
.promise-img img{width:100%;height:100%;object-fit:cover;transition:transform .8s ease}
.promise-img::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    linear-gradient(180deg, rgba(8,30,18,.3) 0%, rgba(8,30,18,.05) 35%, rgba(8,30,18,.75) 100%),
    linear-gradient(215deg, rgba(43,170,92,.3) 0%, rgba(43,170,92,0) 55%);
}
.promise-img:hover img{transform:scale(1.04)}
.promise h2 em{font-style:normal;color:var(--green)}
.promise-list{list-style:none;margin-top:32px}
.promise-list li{
  display:flex;align-items:flex-start;gap:16px;
  padding:18px 0;border-bottom:1px solid var(--line);
}
.promise-list li:last-child{border-bottom:none}
.promise-num{
  font-family:'Plus Jakarta Sans',sans-serif;font-weight:800;font-size:1.1rem;
  color:var(--green);min-width:32px;
}
.promise-text strong{display:block;color:var(--ink);font-weight:700;margin-bottom:4px;font-family:'Plus Jakarta Sans',sans-serif}
.promise-text span{color:var(--ink-soft);font-size:.95rem}

/* ===== CTA banner ===== */
.cta-banner{
  position:relative;
  border-radius:var(--radius-lg);overflow:hidden;
  background:var(--ink);
  color:var(--white);
  padding:0;
  display:grid;grid-template-columns:1fr 1fr;
  min-height:380px;
}
.cta-banner-img{position:relative;overflow:hidden}
.cta-banner-img img{width:100%;height:100%;object-fit:cover}
.cta-banner-body{padding:60px 50px;display:flex;flex-direction:column;justify-content:center}
.cta-banner h2{color:var(--white);margin-bottom:16px}
.cta-banner p{color:rgba(255,255,255,.75);margin-bottom:28px}
.cta-banner .btn-primary{align-self:flex-start}

/* ===== Valores ===== */
.values-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.value-card{padding:36px 28px;background:var(--white);border-radius:var(--radius-md);border:1px solid var(--line)}
.value-card h3{font-size:1.1rem;margin-bottom:10px}
.value-card p{font-size:.95rem}
.value-num{
  font-family:'Plus Jakarta Sans',sans-serif;font-weight:800;
  font-size:2.4rem;color:var(--green);line-height:1;margin-bottom:18px;
}

/* ===== Parámetros técnicos ===== */
.params-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;margin-top:48px}
.param{
  background:var(--white);padding:24px 20px;
  border-radius:var(--radius-md);border:1px solid var(--line);
  text-align:center;transition:all .25s ease;
}
.param:hover{border-color:var(--green-soft);transform:translateY(-3px);box-shadow:var(--shadow-md)}
.param-icon{
  width:48px;height:48px;border-radius:50%;
  background:var(--green-pastel);
  display:flex;align-items:center;justify-content:center;
  color:var(--green-deep);margin:0 auto 16px;
}
.param-icon svg{width:22px;height:22px}
.param h4{font-size:.95rem;font-family:'Plus Jakarta Sans',sans-serif;color:var(--ink);margin-bottom:8px}
.param p{font-size:.82rem;color:var(--muted)}

/* ===== Tipos de lentes ===== */
.lens-types{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:48px}
.lens-card{
  background:var(--white);padding:36px 30px;
  border-radius:var(--radius-md);
  border:1px solid var(--line);
  position:relative;
}
.lens-card h3{margin-bottom:12px}
.lens-card-tag{
  display:inline-block;background:var(--green-pastel);
  color:var(--green-deep);font-size:.75rem;font-weight:600;
  padding:4px 10px;border-radius:var(--radius-pill);
  text-transform:uppercase;letter-spacing:.08em;margin-bottom:16px;
  font-family:'Plus Jakarta Sans',sans-serif;
}

/* ===== Compromisos éticos ===== */
.ethics-list{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.ethic-card{
  background:var(--white);
  padding:32px;
  border-radius:var(--radius-md);
  border:1px solid var(--line);
  border-left:4px solid var(--green);
}
.ethic-card h3{display:flex;align-items:flex-start;gap:12px;margin-bottom:14px;font-size:1.15rem}
.ethic-card h3 .num{
  background:var(--green);color:var(--white);
  width:32px;height:32px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-size:.95rem;flex-shrink:0;
}
.ethic-card p{font-size:.95rem}

/* ===== Catálogo ===== */
.catalog-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:40px;align-items:center}
.catalog-card{
  background:var(--white);
  padding:48px;
  border-radius:var(--radius-lg);
  border:1px solid var(--line);
}
.catalog-price{font-family:'Plus Jakarta Sans',sans-serif;font-weight:800;font-size:3rem;color:var(--green);line-height:1;margin-bottom:6px}
.catalog-price small{font-size:1rem;color:var(--muted);font-weight:500}
.catalog-features{list-style:none;margin-top:28px}
.catalog-features li{display:flex;align-items:flex-start;gap:10px;padding:10px 0;color:var(--ink-soft);font-size:.95rem}
.catalog-features li::before{
  content:"";width:18px;height:18px;flex-shrink:0;margin-top:2px;
  background:var(--green-pastel);border-radius:50%;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23229A4E'><path d='M6.5 10.5L3.5 7.5l1-1 2 2 5-5 1 1z'/></svg>");
  background-size:14px;background-position:center;background-repeat:no-repeat;
}

/* ===== Página contacto ===== */
.contact-hero{
  padding:80px 0 60px;
  background:linear-gradient(135deg,var(--green-pastel) 0%, var(--cream) 100%);
}
.contact-hero h1{margin-bottom:16px}
.contact-hero p{font-size:1.1rem;max-width:600px}
.contact-grid{display:grid;grid-template-columns:1fr 1.3fr;gap:50px;margin-top:-40px;position:relative;padding-bottom:120px}
.contact-info-card{
  background:var(--white);
  padding:40px;
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-md);
  border:1px solid var(--line);
  height:fit-content;
}
.contact-info-card h2{font-size:1.5rem;margin-bottom:24px}
.contact-block{padding:20px 0;border-bottom:1px solid var(--line)}
.contact-block:last-child{border-bottom:none}
.contact-block-head{display:flex;align-items:center;gap:12px;margin-bottom:10px}
.contact-block-head .contact-icon{width:38px;height:38px}
.contact-block-head .contact-icon svg{width:18px;height:18px}
.contact-block-head h3{font-size:1rem;margin:0}
.contact-block p{font-size:.95rem;color:var(--ink-soft);padding-left:50px}
.contact-block a{color:var(--green-deep);font-weight:600}
.contact-block a:hover{color:var(--green)}
.contact-actions{display:flex;flex-direction:column;gap:10px;margin-top:24px}

.map-wrap{
  border-radius:var(--radius-lg);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow-md);
  background:var(--white);
}
.map-wrap iframe{display:block;width:100%;height:100%;min-height:520px;border:0}

.hours-table{width:100%;margin-top:8px}
.hours-table tr{border-bottom:1px solid var(--line)}
.hours-table tr:last-child{border-bottom:none}
.hours-table td{padding:10px 0;font-size:.92rem}
.hours-table td:first-child{color:var(--ink);font-weight:600}
.hours-table td:last-child{color:var(--ink-soft);text-align:right}

/* ===== Page header (servicios/contacto) ===== */
.page-header{
  padding:80px 0;
  background:var(--green-pastel);
  text-align:center;
}
.page-header h1{margin-bottom:14px}
.page-header p{max-width:640px;margin:0 auto;font-size:1.05rem}
.breadcrumb{
  display:flex;justify-content:center;gap:8px;margin-top:20px;
  font-size:.85rem;color:var(--muted);
}
.breadcrumb a{color:var(--green-deep);font-weight:500}

/* ===== Footer ===== */
.site-footer{
  background:var(--green-darker);
  color:rgba(255,255,255,.7);
  padding:80px 0 30px;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:50px;margin-bottom:50px}
.footer-brand img{height:42px;margin-bottom:18px;filter:brightness(0) invert(1)}
.footer-brand p{font-size:.92rem;color:rgba(255,255,255,.6);max-width:300px}
.footer-col h4{color:var(--white);font-size:.85rem;text-transform:uppercase;letter-spacing:.1em;margin-bottom:18px;font-family:'Plus Jakarta Sans',sans-serif}
.footer-col ul{list-style:none}
.footer-col ul li{margin-bottom:10px}
.footer-col ul a{color:rgba(255,255,255,.7);font-size:.92rem;transition:color .2s}
.footer-col ul a:hover{color:var(--green)}
.footer-col p{font-size:.9rem;color:rgba(255,255,255,.7);margin-bottom:8px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);
  padding-top:24px;
  display:flex;justify-content:space-between;align-items:center;
  font-size:.85rem;color:rgba(255,255,255,.5);
  flex-wrap:wrap;gap:14px;
}
.footer-bottom a{color:rgba(255,255,255,.8);transition:color .2s}
.footer-bottom a:hover{color:var(--green)}

/* ===== Reveal animation ===== */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .8s ease,transform .8s ease}
.reveal.in{opacity:1;transform:translateY(0)}

/* ===== Mobile menu ===== */
.mobile-menu{
  position:fixed;inset:0;background:var(--white);
  z-index:200;padding:30px var(--pad);
  display:flex;flex-direction:column;
  opacity:0;visibility:hidden;
  transform:translateX(40px) scale(.98);
  transform-origin:top right;
  transition:
    opacity .45s cubic-bezier(.22,1,.36,1),
    transform .55s cubic-bezier(.22,1,.36,1),
    visibility 0s linear .55s;
}
.mobile-menu.open{
  opacity:1;visibility:visible;
  transform:translateX(0) scale(1);
  transition:
    opacity .45s cubic-bezier(.22,1,.36,1),
    transform .55s cubic-bezier(.22,1,.36,1),
    visibility 0s linear 0s;
}

/* stagger: cada bloque entra con un pequeño delay */
.mobile-menu-head,
.mobile-menu ul li,
.mobile-menu > .btn{
  opacity:0;
  transform:translateY(14px);
  transition:opacity .5s cubic-bezier(.22,1,.36,1),transform .5s cubic-bezier(.22,1,.36,1);
}
.mobile-menu.open .mobile-menu-head{opacity:1;transform:translateY(0);transition-delay:.15s}
.mobile-menu.open ul li:nth-child(1){opacity:1;transform:translateY(0);transition-delay:.22s}
.mobile-menu.open ul li:nth-child(2){opacity:1;transform:translateY(0);transition-delay:.30s}
.mobile-menu.open ul li:nth-child(3){opacity:1;transform:translateY(0);transition-delay:.38s}
.mobile-menu.open ul li:nth-child(4){opacity:1;transform:translateY(0);transition-delay:.46s}
.mobile-menu.open > .btn{opacity:1;transform:translateY(0);transition-delay:.5s}

/* respeta a quien prefiere menos movimiento */
@media (prefers-reduced-motion:reduce){
  .mobile-menu,
  .mobile-menu-head,
  .mobile-menu ul li,
  .mobile-menu > .btn{transition:opacity .2s ease;transform:none}
  .mobile-menu.open .mobile-menu-head,
  .mobile-menu.open ul li,
  .mobile-menu.open > .btn{transition-delay:0s}
}
.mobile-menu-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:50px}
.mobile-menu-close{width:44px;height:44px;border-radius:50%;background:var(--green-pastel);display:flex;align-items:center;justify-content:center;color:var(--ink)}
.mobile-menu ul{list-style:none;display:flex;flex-direction:column;gap:24px;flex:1}
.mobile-menu ul a{font-family:'Plus Jakarta Sans',sans-serif;font-size:1.5rem;font-weight:600;color:var(--ink)}
.mobile-menu ul a.active{color:var(--green)}
.mobile-menu .btn{align-self:flex-start;margin-top:auto}

/* ===== Galería de marcos ===== */
.frames-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
}
.frame-item{
  position:relative;
  margin:0;
  border-radius:var(--radius-md);
  overflow:hidden;
  aspect-ratio:4/5;
  background:var(--green-pastel);
  box-shadow:0 4px 18px -8px rgba(10,38,22,.25);
  cursor:pointer;
  transition:transform .35s cubic-bezier(.22,1,.36,1),box-shadow .35s ease;
}
.frame-item img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .7s cubic-bezier(.22,1,.36,1);
}
.frame-item img.crop-top{object-position:center 18%}
.frame-item::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(180deg, rgba(8,30,18,0) 55%, rgba(8,30,18,.45) 100%);
  opacity:0;transition:opacity .35s ease;
}
.frame-item:hover{
  transform:translateY(-4px);
  box-shadow:0 14px 32px -10px rgba(10,38,22,.45);
}
.frame-item:hover img{transform:scale(1.06)}
.frame-item:hover::after{opacity:1}

.frames-cta{
  margin-top:48px;
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  flex-wrap:wrap;
  padding:24px 28px;
  background:var(--green-pastel);
  border-radius:var(--radius-md);
}
.frames-cta p{margin:0;font-size:1.05rem}
.frames-cta p strong{color:var(--green-deep);font-weight:700}

/* ===== Lightbox ===== */
.lightbox{
  position:fixed;inset:0;z-index:300;
  background:rgba(8,18,12,.92);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  display:flex;align-items:center;justify-content:center;
  opacity:0;visibility:hidden;
  transition:opacity .3s ease,visibility 0s linear .3s;
  padding:60px 80px;
}
.lightbox.open{
  opacity:1;visibility:visible;
  transition:opacity .3s ease,visibility 0s linear 0s;
}
.lightbox-stage{
  margin:0;
  max-width:100%;max-height:100%;
  display:flex;flex-direction:column;align-items:center;gap:14px;
  transform:scale(.96);opacity:0;
  transition:transform .35s cubic-bezier(.22,1,.36,1),opacity .35s ease;
}
.lightbox.open .lightbox-stage{transform:scale(1);opacity:1;transition-delay:.05s}
.lightbox-stage img{
  max-width:100%;max-height:calc(100vh - 140px);
  width:auto;height:auto;
  object-fit:contain;
  border-radius:12px;
  box-shadow:0 30px 80px -20px rgba(0,0,0,.6);
}
.lightbox-counter{
  color:rgba(255,255,255,.7);
  font-size:.85rem;
  font-family:'Plus Jakarta Sans',sans-serif;
  letter-spacing:.05em;
}
.lightbox-close,.lightbox-nav{
  position:absolute;
  width:48px;height:48px;
  border-radius:50%;
  background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.2);
  color:var(--white);
  display:flex;align-items:center;justify-content:center;
  cursor:pointer;
  transition:background .2s ease,transform .2s ease;
  z-index:2;
}
.lightbox-close:hover,.lightbox-nav:hover{
  background:rgba(255,255,255,.2);
  transform:scale(1.08);
}
.lightbox-close svg,.lightbox-nav svg{width:22px;height:22px}
.lightbox-close{top:24px;right:24px}
.lightbox-prev{left:24px;top:50%;transform:translateY(-50%)}
.lightbox-next{right:24px;top:50%;transform:translateY(-50%)}
.lightbox-prev:hover{transform:translateY(-50%) scale(1.08)}
.lightbox-next:hover{transform:translateY(-50%) scale(1.08)}
body.lightbox-open{overflow:hidden}

@media (max-width:720px){
  .lightbox{padding:20px}
  .lightbox-close{top:14px;right:14px;width:42px;height:42px}
  .lightbox-prev{left:10px;width:42px;height:42px}
  .lightbox-next{right:10px;width:42px;height:42px}
  .lightbox-stage img{max-height:calc(100vh - 100px)}
}

/* ===== Responsive ===== */
@media (max-width: 1024px){
  .frames-grid{grid-template-columns:repeat(3,1fr)}
  .hero-grid,.promise{grid-template-columns:1fr;gap:80px}
  .contact-card{position:static;width:100%;margin-top:24px;left:auto;right:auto;bottom:auto}
  .services-grid,.values-grid,.lens-types{grid-template-columns:repeat(2,1fr)}
  .frames-cta{flex-direction:column;text-align:center}
  .params-grid{grid-template-columns:repeat(3,1fr)}
  .ethics-list,.catalog-grid{grid-template-columns:1fr}
  .cta-banner{grid-template-columns:1fr}
  .cta-banner-img{min-height:280px}
  .contact-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media (max-width: 720px){
  .section{padding:80px 0}
  .section-tight{padding:60px 0}
  .hero{padding:40px 0 80px}
  .nav-links,.nav-cta .btn{display:none}
  .hamburger{display:flex}
  .services-grid,.values-grid,.lens-types{grid-template-columns:1fr}
  .frames-grid{grid-template-columns:repeat(2,1fr);gap:12px}
  .params-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr}
  .contact-card{padding:12px 14px}
  .cta-banner-body{padding:40px 28px}
  .catalog-card{padding:32px 24px}
  .footer-bottom{flex-direction:column;text-align:center}
}