/* =====================================================================
   Óptica Iquique — Premium
   Implementación del rediseño "Optica Iquique Premium.dc.html"
   ===================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@500;600;700&family=Space+Grotesk:wght@400;500;600;700&family=Work+Sans:wght@300;400;500;600;700&display=swap');

:root {
  --orange: #F07000;
  --orange-dark: #C85A00;
  --amber: #F5943D;
  --carbon: #161513;
  --carbon-soft: #211E1A;
  --ink: #2A2621;
  --text: #4A453E;
  --text-soft: #3A3530;
  --warm-white: #FAF7F3;
  --sand: #E4DFD6;
  --sand-deep: #EFE9DE;
  --stone: #8A8580;
  --white: #FFFFFF;
  --petrol: #0D2126;

  --font-head: 'Space Grotesk', sans-serif;
  --font-body: 'Work Sans', sans-serif;
  --font-serif: 'Playfair Display', serif;

  --header-offset: 36px; /* alto de la barra de anuncio */
}

/* ------------------------- Reset / base ------------------------- */
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; -webkit-font-smoothing: antialiased; scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  color: var(--carbon-soft);
  background: var(--warm-white);
  overflow-x: hidden;
}
img { max-width: 100%; }
a { color: var(--orange); text-decoration: none; transition: color .25s ease; }
a:hover { color: var(--orange-dark); }
h1, h2, h3, h4, h5 { font-family: var(--font-head); }
:focus-visible { outline: 2px solid var(--orange); outline-offset: 3px; }

.page { width: 100%; overflow-x: hidden; background: var(--warm-white); }

/* ------------------------- Keyframes ------------------------- */
@keyframes heroBreathe { from { transform: scale(1); } to { transform: scale(1.07); } }
@keyframes brandsMarquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@keyframes pulseRing { 0% { transform: scale(0.95); opacity: 0.7; } 70%, 100% { transform: scale(1.5); opacity: 0; } }
@keyframes crystalFloat { 0%, 100% { transform: translateY(0) rotate(0deg); } 50% { transform: translateY(-10px) rotate(2deg); } }
@keyframes fadeUp { from { opacity: 0; transform: translateY(28px); } to { opacity: 1; transform: translateY(0); } }

.reveal { opacity: 1; animation: fadeUp .8s cubic-bezier(.25,1,.5,1) both; }

/* ------------------------- Botones ------------------------- */
.btn {
  display: inline-block;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: 3px;
  border: 1px solid transparent;
  padding: 16px 34px;
  cursor: pointer;
  text-align: center;
  line-height: 1;
  transition: all .3s cubic-bezier(.25,1,.5,1);
}
.btn--sm { padding: 13px 20px; font-size: 0.85rem; }
.btn--nav { padding: 12px 26px; font-size: 0.85rem; letter-spacing: 0.06em; }

.btn--primary { background: var(--orange); color: #fff; border-color: var(--orange); }
.btn--primary:hover { background: var(--orange-dark); border-color: var(--orange-dark); color: #fff; transform: translateY(-2px); }

.btn--outline { background: transparent; color: var(--carbon); border-color: var(--carbon); }
.btn--outline:hover { background: var(--carbon); color: #fff; }

.btn--white { background: #fff; color: var(--carbon); border-color: #fff; }
.btn--white:hover { background: transparent; color: #fff; }

/* ------------------------- Barra de anuncio ------------------------- */
.announcement-bar {
  background: var(--carbon);
  color: var(--warm-white);
  text-align: center;
  padding: 9px 16px;
  font-size: 0.8rem;
  font-family: var(--font-head);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  position: relative;
  z-index: 1001;
}

/* ------------------------- Header ------------------------- */
.site-header {
  position: fixed;
  top: var(--header-offset);
  left: 0;
  width: 100%;
  z-index: 1000;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: all .4s cubic-bezier(.25,1,.5,1);
}
.site-header__overlay {
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background: linear-gradient(180deg, rgba(10,10,9,0.55) 0%, rgba(10,10,9,0.2) 65%, rgba(10,10,9,0) 100%);
  transition: opacity .4s ease;
}
.site-header__inner {
  position: relative; z-index: 1;
  padding: 18px clamp(24px, 5vw, 64px);
  display: flex; justify-content: space-between; align-items: center;
}
.site-header__logo { display: flex; align-items: center; height: 36px; }
.site-header__logo img {
  height: 100%; object-fit: contain; max-width: 170px;
  filter: brightness(0) invert(1);
  transition: filter .4s ease;
}

.site-nav { display: flex; gap: 34px; align-items: center; }
.site-nav__link {
  font-family: var(--font-head);
  font-size: 0.95rem; font-weight: 500; letter-spacing: 0.02em;
  color: var(--warm-white); opacity: 0.9;
  transition: color .4s ease, opacity .4s ease;
}
.site-nav__link:hover { color: #fff; opacity: 1; }

/* Estado con scroll */
.site-header.scrolled {
  background: rgba(250,247,243,0.9);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(22,21,19,0.08);
}
.site-header.scrolled .site-header__overlay { opacity: 0; }
.site-header.scrolled .site-header__logo img { filter: none; }
.site-header.scrolled .site-nav__link { color: var(--carbon); opacity: 0.8; }
.site-header.scrolled .site-nav__link:hover { color: var(--orange); opacity: 1; }
.site-header.scrolled .burger span { background: var(--carbon); box-shadow: none; }

/* Burger */
.burger {
  background: none; border: none; cursor: pointer;
  padding: 8px; display: none; flex-direction: column; gap: 5px;
}
.burger span {
  display: block; width: 24px; height: 2px; background: var(--warm-white);
  box-shadow: 0 1px 4px rgba(0,0,0,0.5);
  transition: background .4s ease;
}

/* Drawer móvil */
.drawer-overlay {
  position: fixed; inset: 0; background: rgba(22,21,19,0.5);
  backdrop-filter: blur(3px); -webkit-backdrop-filter: blur(3px);
  z-index: 1998; opacity: 0; visibility: hidden; transition: opacity .3s ease;
}
.drawer-overlay.open { opacity: 1; visibility: visible; }
.drawer {
  position: fixed; top: 0; right: 0; width: min(320px, 80%); height: 100vh;
  background: var(--warm-white); z-index: 1999;
  padding: 110px 36px 36px;
  display: flex; flex-direction: column; gap: 26px;
  box-shadow: -16px 0 40px rgba(0,0,0,0.12);
  transform: translateX(100%); transition: transform .35s cubic-bezier(.25,1,.5,1);
}
.drawer.open { transform: translateX(0); }
.drawer a:not(.btn) {
  font-family: var(--font-head); font-size: 1.3rem; color: var(--carbon); font-weight: 600;
}
.drawer a:not(.btn):hover { color: var(--orange); }
.drawer .btn { margin-top: 12px; }

/* ------------------------- HERO ------------------------- */
.hero {
  position: relative; width: 100%; height: 100vh; min-height: 680px;
  overflow: hidden; background: var(--carbon);
}
.hero__slide {
  position: absolute; inset: 0; opacity: 0; z-index: 1;
  transition: opacity 1.1s cubic-bezier(.4,0,.2,1);
}
.hero__slide.is-active { opacity: 1; z-index: 2; }
.hero__bg {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
  animation: heroBreathe 16s ease-in-out infinite alternate;
}
.hero__scrim {
  position: absolute; inset: 0;
  background-image: linear-gradient(90deg, rgba(10,10,9,0.72) 0%, rgba(10,10,9,0.4) 45%, rgba(10,10,9,0.08) 100%);
}
.hero__content {
  position: relative; z-index: 3; width: 100%; height: 100%;
  display: flex; align-items: center; padding: 0 clamp(24px, 5vw, 64px);
}
.hero__inner { max-width: 720px; color: var(--warm-white); }
.hero__tag {
  display: inline-block; font-family: var(--font-head); color: var(--amber);
  text-transform: uppercase; font-size: 0.95rem; letter-spacing: 0.16em; font-weight: 600;
  margin-bottom: 18px;
}
.hero__title {
  font-family: var(--font-head); font-size: clamp(2.4rem, 5.4vw, 4.1rem);
  font-weight: 700; line-height: 1.08; margin: 0 0 22px; color: #fff;
  text-shadow: 0 2px 18px rgba(0,0,0,0.35);
}
.hero__subtitle {
  font-size: clamp(1.05rem, 1.6vw, 1.25rem); font-weight: 400; line-height: 1.55;
  margin: 0 0 36px; max-width: 620px; color: #F3EFE9;
}
.hero__actions { display: flex; gap: 16px; flex-wrap: wrap; }

.hero__indicators {
  position: absolute; bottom: 38px; left: 50%; transform: translateX(-50%);
  z-index: 10; display: flex; gap: 30px;
  width: min(calc(100% - 56px), 1000px); justify-content: center;
}
.hero__indicator {
  display: flex; flex-direction: column; gap: 8px; width: 130px;
  background: none; border: none; padding: 0; cursor: pointer; opacity: 0.5;
  transition: opacity .4s ease; text-align: left;
}
.hero__indicator.is-active { opacity: 1; }
.hero__indicator span {
  font-family: var(--font-head); font-size: 0.8rem; font-weight: 500; color: var(--warm-white);
  text-transform: uppercase; letter-spacing: 0.05em;
}
.hero__indicator-track {
  width: 100%; height: 2px; background: rgba(250,247,243,0.22);
  position: relative; overflow: hidden;
}
.hero__indicator-bar {
  position: absolute; top: 0; left: 0; height: 100%; width: 0%;
  background: var(--orange); transition: width .6s ease;
}
.hero__indicator.is-active .hero__indicator-bar { width: 100%; }

/* ------------------------- TECNOLOGÍA ------------------------- */
.tech {
  position: relative; min-height: 680px; display: flex; overflow: hidden; background: var(--petrol);
}
.tech__bg {
  position: absolute; inset: 0;
  background-image: url('imagen/smart_glasses.png');
  background-size: cover; background-position: center;
  transform: translateY(0) scale(1.04); will-change: transform;
}
.tech__scrim {
  position: absolute; inset: 0;
  background-image: linear-gradient(100deg, rgba(13,33,38,0.1) 0%, rgba(13,33,38,0.55) 42%, rgba(13,33,38,0.94) 64%, var(--petrol) 100%);
}
.tech__content {
  position: relative; z-index: 2; margin-left: auto;
  width: min(600px, 48%); min-width: 320px;
  padding: clamp(64px,9vw,100px) clamp(24px,5vw,64px) clamp(64px,9vw,100px) clamp(28px,5vw,64px);
  display: flex; flex-direction: column; justify-content: center; color: var(--warm-white);
}
.section-tag {
  font-family: var(--font-head); color: var(--amber); text-transform: uppercase;
  font-size: 0.85rem; letter-spacing: 0.16em; font-weight: 600; margin-bottom: 14px; display: block;
}
.tech__content h2 {
  font-size: clamp(1.9rem, 3.4vw, 2.7rem); font-weight: 700; line-height: 1.15; margin: 0 0 20px; color: #fff;
}
.tech__intro { font-size: 1.1rem; line-height: 1.6; margin: 0 0 30px; color: #E8E3DA; }
.tech__features { display: flex; flex-direction: column; gap: 20px; margin-bottom: 36px; }
.tech-feature { display: flex; gap: 16px; align-items: flex-start; }
.tech-feature__icon {
  flex-shrink: 0; width: 42px; height: 42px; border-radius: 50%;
  background: rgba(240,112,0,0.16); display: flex; align-items: center; justify-content: center;
}
.tech-feature h4 { font-size: 1.05rem; font-weight: 600; margin: 0 0 4px; color: #fff; }
.tech-feature p { margin: 0; font-size: 0.95rem; color: #C9C2B7; line-height: 1.5; }

/* ------------------------- MARCAS ------------------------- */
.brands {
  background: #fff; padding: clamp(64px,8vw,120px) clamp(24px,5vw,64px); position: relative;
}
.section-header { max-width: 680px; margin: 0 auto 56px; text-align: center; }
.section-header .section-tag { color: var(--orange); letter-spacing: 0.15em; font-size: 0.85rem; margin-bottom: 12px; }
.section-header h2 { font-size: clamp(1.9rem, 3.4vw, 2.6rem); font-weight: 700; margin: 0 0 18px; color: var(--carbon); }
.section-header p { font-size: 1.05rem; line-height: 1.6; margin: 0; color: var(--text); }

.brands-trust {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: center;
  gap: 14px; margin-bottom: 32px;
}
.brands-trust span:not(.dot) {
  font-family: var(--font-head); font-size: 0.8rem; font-weight: 600;
  letter-spacing: 0.18em; text-transform: uppercase; color: var(--stone);
}
.brands-trust .dot { width: 4px; height: 4px; border-radius: 50%; background: var(--sand); }

.marquee {
  overflow: hidden; padding: 6px 0;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
  box-shadow: 0 30px 70px -30px rgba(22,21,19,0.15);
}
.marquee__track {
  display: flex; width: max-content; animation: brandsMarquee 44s linear infinite;
}
.marquee:hover .marquee__track { animation-play-state: paused; }
.marquee__item {
  flex: 0 0 auto; width: 190px; height: 100px; margin-right: 16px;
  display: flex; align-items: center; justify-content: center;
  background: #fff; border: 1px solid var(--sand); border-radius: 10px;
  box-shadow: 0 6px 18px rgba(22,21,19,0.05);
}
.marquee__item span { color: var(--ink); }

.brands-subhead { font-size: 1.25rem; font-weight: 600; color: var(--carbon); margin: 68px 0 18px; }

.crystal-split {
  display: grid; grid-template-columns: minmax(280px,1fr) minmax(280px,1.2fr);
  border-radius: 16px; overflow: hidden; box-shadow: 0 24px 60px rgba(22,21,19,0.14);
}
.crystal-visual {
  position: relative; min-height: 320px; display: flex; align-items: center; justify-content: center;
  background: radial-gradient(120% 120% at 30% 20%, #2b6b7a 0%, #163b45 45%, #0c1f25 100%); overflow: hidden;
}
.crystal-orb {
  position: relative; width: 62%; max-width: 300px; aspect-ratio: 1; border-radius: 50%;
  background: radial-gradient(circle at 38% 34%, rgba(255,255,255,0.9) 0%, rgba(255,255,255,0.15) 12%, rgba(255,255,255,0) 26%),
              radial-gradient(circle at 50% 50%, rgba(120,220,235,0.35) 0%, rgba(20,60,70,0.15) 55%, rgba(8,25,30,0.85) 100%);
  box-shadow: inset 0 0 40px rgba(0,0,0,0.55), inset 0 0 0 2px rgba(255,255,255,0.12), 0 20px 50px rgba(0,0,0,0.4);
  animation: crystalFloat 6s ease-in-out infinite;
}
.crystal-caption {
  position: absolute; left: 20px; bottom: 18px; font-family: var(--font-head);
  font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase; color: rgba(255,255,255,0.75);
}
.crystal-info {
  background: var(--carbon); color: var(--warm-white);
  padding: clamp(36px,4vw,48px) clamp(24px,3vw,40px);
  display: flex; flex-direction: column; justify-content: center;
}
.crystal-brand { font-family: var(--font-head); font-size: 1.6rem; font-weight: 700; letter-spacing: 0.02em; color: #fff; margin-bottom: 18px; display: block; }
.crystal-info h3 { font-size: clamp(1.5rem, 2.4vw, 2rem); font-weight: 600; line-height: 1.2; margin: 0 0 16px; }
.crystal-info > p { color: #D9D3C8; font-size: 1rem; line-height: 1.6; margin: 0 0 28px; max-width: 46ch; }
.crystal-feats { display: flex; flex-direction: column; gap: 18px; }
.crystal-feat { display: flex; gap: 14px; align-items: flex-start; }
.crystal-feat svg { flex-shrink: 0; margin-top: 2px; }
.crystal-feat strong { display: block; font-family: var(--font-head); font-weight: 600; font-size: 1rem; margin-bottom: 2px; }
.crystal-feat span { color: #C9C2B7; font-size: 0.9rem; line-height: 1.5; }

.brands-cta { text-align: center; margin-top: 52px; }
.brands-cta p { color: var(--text); margin-bottom: 22px; }

/* ------------------------- SUCURSALES ------------------------- */
.branches { background: var(--sand-deep); padding: clamp(64px,8vw,120px) clamp(24px,5vw,64px); }
.branches-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(340px,1fr));
  gap: 36px; margin-bottom: 72px;
}
.branch-card {
  background: #fff; border-radius: 4px; overflow: hidden;
  box-shadow: 0 26px 60px rgba(22,21,19,0.1);
  display: flex; flex-direction: column;
  transition: box-shadow .4s ease, transform .4s ease;
}
.branch-card:hover { box-shadow: 0 30px 70px rgba(22,21,19,0.16); transform: translateY(-4px); }
.branch-card__media { position: relative; height: 240px; }
.branch-card__media img { width: 100%; height: 100%; object-fit: cover; display: block; }
.branch-card__media::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(0deg, rgba(13,12,11,0.75) 0%, rgba(13,12,11,0) 55%);
}
.branch-card__label { position: absolute; left: 20px; bottom: 18px; color: #fff; z-index: 1; }
.branch-card__label b { font-family: var(--font-head); font-size: 1.4rem; font-weight: 700; display: block; }
.branch-card__label small { font-size: 0.85rem; color: #E7E1D6; letter-spacing: 0.03em; }
.branch-card__body { padding: 32px 36px 36px; display: flex; flex-direction: column; flex: 1; }
.branch-row { display: flex; gap: 12px; align-items: center; margin-bottom: 14px; }
.branch-row svg { flex-shrink: 0; }
.branch-row a, .branch-row span { font-size: 1rem; color: var(--ink); }
.branch-hours {
  border-top: 1px dashed rgba(22,21,19,0.12); padding-top: 16px; margin-bottom: auto;
}
.branch-hours h5 {
  font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--stone); margin: 0 0 8px;
}
.branch-hours p { margin: 0 0 4px; font-size: 0.95rem; color: var(--text); }
.branch-hours p:last-child { margin-bottom: 0; }
.branch-actions { display: flex; gap: 14px; margin-top: 28px; flex-wrap: wrap; }
.branch-actions .btn { flex: 1; min-width: 140px; }

.branch-benefits {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(230px,1fr)); gap: 28px;
  border-top: 1px solid rgba(22,21,19,0.1); padding-top: 56px;
}
.benefit { display: flex; gap: 16px; align-items: flex-start; }
.benefit__icon {
  background: #fff; width: 46px; height: 46px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
  box-shadow: 0 6px 16px rgba(22,21,19,0.06);
}
.benefit h4 { font-size: 1rem; font-weight: 600; margin: 0 0 4px; color: var(--carbon); }
.benefit p { font-size: 0.92rem; color: var(--text); margin: 0; line-height: 1.5; }
.branches-cta { text-align: center; margin-top: 64px; }

/* ------------------------- OPINIONES ------------------------- */
.reviews { background: #fff; padding: clamp(64px,8vw,120px) clamp(24px,5vw,64px); }
.reviews-rating { display: flex; flex-direction: column; align-items: center; margin-bottom: 44px; }
.reviews-rating__stars { display: flex; gap: 4px; margin-bottom: 10px; }
.reviews-rating__score { font-family: var(--font-head); font-size: 1.2rem; font-weight: 600; color: var(--carbon); }

.reviews-track {
  position: relative; width: 100%; max-width: 1100px; margin: 0 auto;
  height: clamp(260px, 30vw, 300px); overflow: hidden;
}
.review-card {
  position: absolute; top: 0; left: 50%;
  background: var(--warm-white); padding: 36px; border: 1px solid rgba(22,21,19,0.06);
  display: flex; flex-direction: column; justify-content: space-between; min-height: 250px;
  transition: transform .7s cubic-bezier(.25,1,.5,1), opacity .7s ease, box-shadow .7s ease;
}
.review-card__head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.review-card__name { font-family: var(--font-head); font-weight: 600; font-size: 1.1rem; color: var(--carbon); }
.review-card__stars { display: flex; gap: 2px; }
.review-card__text { font-style: italic; font-weight: 400; color: var(--ink); line-height: 1.55; font-size: 1rem; flex-grow: 1; margin: 0; }
.review-card__verified { color: #B8860B; margin-top: 16px; font-size: 0.9rem; font-weight: 500; }

.reviews-dots { display: flex; justify-content: center; gap: 10px; margin-top: 28px; }
.reviews-dot {
  width: 8px; height: 8px; border-radius: 4px; cursor: pointer;
  background: rgba(22,21,19,0.18); border: none; padding: 0; transition: all .4s ease;
}
.reviews-dot.is-active { width: 24px; background: var(--orange); }

.reviews-arrows { display: flex; justify-content: center; gap: 16px; margin-top: 28px; }
.reviews-arrow {
  background: transparent; border: 1px solid var(--carbon); border-radius: 50%;
  width: 48px; height: 48px; display: flex; align-items: center; justify-content: center;
  cursor: pointer; color: var(--carbon); transition: all .3s ease;
}
.reviews-arrow:hover { background: var(--carbon); color: #fff; }
.reviews-cta { text-align: center; margin-top: 48px; }

/* ------------------------- FAQ ------------------------- */
.faq { background: var(--sand-deep); padding: clamp(64px,8vw,120px) clamp(24px,5vw,64px); }
.faq-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 16px; }
.faq-item { background: #fff; border-radius: 4px; box-shadow: 0 10px 30px rgba(22,21,19,0.06); overflow: hidden; }
.faq-q {
  width: 100%; background: none; border: none; text-align: left;
  padding: 24px 32px; font-family: var(--font-head); font-size: 1.15rem; font-weight: 500;
  color: var(--carbon); cursor: pointer;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  transition: color .25s ease;
}
.faq-q:hover { color: var(--orange); }
.faq-q__icon { flex-shrink: 0; transition: transform .3s ease, color .3s ease; color: var(--carbon); display: flex; }
.faq-item.is-open .faq-q__icon { transform: rotate(180deg); color: var(--orange); }
.faq-a { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .4s cubic-bezier(.25,1,.5,1); }
.faq-item.is-open .faq-a { grid-template-rows: 1fr; }
.faq-a__inner { overflow: hidden; }
.faq-a p { padding: 0 32px 24px; margin: 0; font-size: 1rem; color: var(--text-soft); line-height: 1.6; }

/* ------------------------- Footer ------------------------- */
.site-footer { background: var(--carbon); color: var(--warm-white); padding: 80px clamp(24px,5vw,64px) 40px; }
.footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px,1fr)); gap: 56px; margin-bottom: 56px; }
.footer-logo { height: 40px; display: block; margin-bottom: 18px; filter: brightness(0) invert(1); }
.footer-about p { color: #D9D3C8; max-width: 320px; margin-bottom: 24px; font-size: 0.95rem; line-height: 1.6; }
.footer-social {
  background: rgba(255,255,255,0.07); color: var(--warm-white);
  width: 44px; height: 44px; display: inline-flex; align-items: center; justify-content: center; border-radius: 2px;
  transition: background .3s ease, color .3s ease;
}
.footer-social:hover { background: var(--orange); color: #fff; }
.site-footer h5 { font-size: 1rem; text-transform: uppercase; letter-spacing: 0.05em; margin: 0 0 22px; color: #fff; }
.footer-links { display: flex; flex-direction: column; gap: 12px; }
.footer-links a, .footer-contact { color: #E3DDD1; font-size: 0.95rem; }
.footer-links a:hover { color: var(--orange); }
.footer-contact { display: flex; flex-direction: column; gap: 12px; }
.footer-contact a { color: #E3DDD1; }
.footer-contact a:hover { color: var(--orange); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1); padding-top: 28px;
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 18px;
  font-size: 0.85rem; color: #B7B0A4;
}
.footer-bottom__legal { display: flex; gap: 24px; }
.footer-bottom__legal a { color: #B7B0A4; }
.footer-bottom__legal a:hover { color: var(--orange); }

/* ------------------------- WhatsApp flotante ------------------------- */
.wa-float {
  position: fixed; bottom: 28px; right: 28px; background: #25D366; color: #fff;
  width: 60px; height: 60px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 10px 25px rgba(37,211,102,0.35); z-index: 997;
  transition: transform .3s ease;
}
.wa-float:hover { transform: scale(1.08) translateY(-3px); color: #fff; }
.wa-float__ring {
  position: absolute; inset: 0; background: #25D366; border-radius: 50%; z-index: -1;
  animation: pulseRing 2s cubic-bezier(.215,.61,.355,1) infinite;
}

/* ------------------------- Responsive ------------------------- */
@media (max-width: 880px) {
  .site-nav { display: none; }
  .burger { display: flex; }
  .tech__content { width: 100%; min-width: 0; }
  .tech__scrim {
    background-image: linear-gradient(180deg, rgba(13,33,38,0.35) 0%, rgba(13,33,38,0.75) 45%, var(--petrol) 100%);
  }
  .crystal-split { grid-template-columns: 1fr; }
  .hero__indicator { width: auto; flex: 1; }
  .hero__indicators { gap: 14px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; }
  .hero__bg, .crystal-orb, .wa-float__ring { animation: none !important; }
}