/* ============================================
   ROOTS — Agua Natural
   Hoja de estilos principal
   Paleta oficial de marca (ROOTS Brand Guidelines v1.0):
   navy #1f3a5f · navy deep #122740 · cream #F5F2EB
   sky light #5A7A9C · warm sand #D4C9A8 · olive accent #7A8C3A
   ============================================ */

:root{
  --navy: #1f3a5f;
  --navy-deep: #122740;
  --cream: #F5F2EB;
  --cream-soft: #EFE9DD;
  --cream-white: #FCFBF8;
  --sky: #5A7A9C;
  --sand: #D4C9A8;
  --olive: #7A8C3A;
  --ink: #1c2b3a;

  --font-serif: "Cormorant Garamond", Georgia, serif;
  --font-sans: "Inter", "Helvetica Neue", Arial, sans-serif;

  --container: 1180px;
  --radius: 4px;
  --shadow-soft: 0 12px 30px rgba(18, 39, 64, 0.14);
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  font-family: var(--font-sans);
  color: var(--ink);
  background: var(--cream-white);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img{ max-width:100%; display:block; }
a{ color: inherit; text-decoration: none; }
ul{ list-style: none; margin:0; padding:0; }
h1,h2,h3,h4{
  font-family: var(--font-serif);
  font-weight: 600;
  line-height: 1.15;
  margin: 0 0 .5em;
  letter-spacing: .01em;
  color: var(--navy-deep);
}
p{ margin:0 0 1em; line-height:1.7; text-align: justify; text-align-last: left; }
.container{
  width:100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}
.section{ padding: 96px 0; position: relative; }
.section-tight{ padding: 64px 0; }
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--navy);
  margin-bottom: 14px;
}
.eyebrow::before{
  content:"";
  width: 26px; height: 1px;
  background: var(--navy);
  display:inline-block;
}
.section-head{ max-width: 640px; margin-bottom: 48px; }
.section-head.center{ margin-left:auto; margin-right:auto; text-align:center; }
.section-head.center p{ text-align:center; text-align-last:center; }
.section-head h2{ font-size: clamp(28px, 4vw, 42px); }
.section-head p{ color:#4a5661; font-size: 17px; }

/* Botones */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding: 14px 30px;
  border-radius: 999px;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: .03em;
  text-transform: uppercase;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease;
  white-space: nowrap;
}
.btn:hover{ transform: translateY(-2px); }
.btn-navy{ background: var(--navy); color: var(--cream-white); }
.btn-navy:hover{ background: var(--navy-deep); box-shadow: var(--shadow-soft); }
.btn-outline{ background: transparent; border-color: currentColor; color: var(--cream-white); }
.btn-outline:hover{ background: rgba(245,242,235,.14); }
.btn-outline-dark{ background: transparent; border-color: var(--navy); color: var(--navy); }
.btn-outline-dark:hover{ background: var(--navy); color: var(--cream-white); }
.btn svg{ width:16px; height:16px; flex-shrink:0; }

/* Patrón de ondas (trama de marca, agua) */
.wave-pattern{
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='60' viewBox='0 0 120 60'%3E%3Cg fill='none' stroke='%231f3a5f' stroke-width='1.4' opacity='0.06'%3E%3Cpath d='M0 15 Q 15 5 30 15 T 60 15 T 90 15 T 120 15'/%3E%3Cpath d='M0 35 Q 15 25 30 35 T 60 35 T 90 35 T 120 35'/%3E%3Cpath d='M0 55 Q 15 45 30 55 T 60 55 T 90 55 T 120 55'/%3E%3C/g%3E%3C/svg%3E");
  background-repeat: repeat;
}

/* ===== Header ===== */
.site-header{
  position: sticky; top:0; z-index: 500;
  background: rgba(245,242,235,.94);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid rgba(18,39,64,.08);
}
.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  padding: 14px 0;
}
.brand{ display:flex; align-items:center; gap:12px; }
.brand img{ height: 40px; width:auto; }
.brand-word{ font-family: var(--font-serif); font-size: 22px; letter-spacing:.06em; line-height:1; color: var(--navy-deep); }
.brand-word small{
  display:block; font-family: var(--font-sans); font-size: 9px;
  letter-spacing: .3em; text-transform: uppercase; color: var(--sky);
  margin-top: 4px; font-weight:600;
}
.main-nav{ display:flex; align-items:center; gap: 34px; }
.main-nav a{
  font-size: 13.5px; font-weight:600; letter-spacing:.03em;
  text-transform: uppercase; color: var(--navy-deep); position:relative;
  padding: 4px 0;
}
.main-nav a::after{
  content:""; position:absolute; left:0; bottom:-2px; height:2px; width:0;
  background: var(--sand); transition: width .2s ease;
}
.main-nav a:hover::after{ width:100%; }
.header-actions{ display:flex; align-items:center; gap:16px; }
.burger{ display:none; background:none; border:none; cursor:pointer; padding:8px; }
.burger span{ display:block; width:24px; height:2px; background:var(--navy-deep); margin:5px 0; transition: all .2s ease;}

/* ===== Hero ===== */
.hero{
  position: relative; min-height: 170vh;
  color: var(--cream-white);
}
.hero-pin{ position: sticky; top:70px; height:92vh; display:flex; align-items:flex-end; overflow:hidden; }
.hero-bg{ position:absolute; inset:0; z-index:0; overflow:hidden; background: var(--navy-deep); }
.hero-bg img, .hero-bg video{
  width:100%; height:100%; object-fit:cover; object-position:center 30%; display:block;
}
.hero-overlay{
  position:absolute; inset:0; z-index:1;
  background: linear-gradient(180deg, rgba(18,39,64,.35) 0%, rgba(18,39,64,.55) 55%, rgba(18,39,64,.92) 100%);
}
.hero-inner{ position:relative; z-index:3; padding-bottom: 90px; max-width: 720px; }
.hero .eyebrow{ color: var(--sand); }
.hero .eyebrow::before{ background: var(--sand); }
.hero h1{
  font-size: clamp(38px, 6vw, 68px);
  color: var(--cream-white);
  margin-bottom: 20px;
}
.hero h1 em{ color: var(--sand); font-style: normal; }
.hero p.lead{
  font-size: 18px; max-width: 520px; color: rgba(245,242,235,.9);
  margin-bottom: 34px; text-align:left;
}
.hero-actions{ display:flex; gap:16px; flex-wrap:wrap; }

/* ===== Marquee strip ===== */
.strip{
  background: var(--navy-deep); color: var(--sand);
  padding: 16px 0; overflow:hidden; white-space:nowrap; display:block;
}
.strip-track{ display:inline-flex; gap: 48px; animation: scroll-strip 32s linear infinite; }
.strip-track span{ font-family: var(--font-serif); font-size:15px; letter-spacing:.04em; display:inline-flex; align-items:center; gap:48px;}
.strip-track span::after{ content:"○"; color: var(--sky); font-size:11px; }
@keyframes scroll-strip{ from{ transform: translateX(0);} to{ transform: translateX(-50%);} }

/* ===== Nosotros ===== */
.about{ background: var(--cream); }
.about-grid{
  display:grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items:center;
}
.about-media{ position:relative; }
.about-slider{ aspect-ratio: 4/5; border-radius: var(--radius); box-shadow: var(--shadow-soft); object-fit:cover; width:100%; display:block; }
.about-media .tag-card{
  position:absolute; bottom:-24px; left:-24px; background: var(--navy-deep); color:var(--cream-white);
  padding: 20px 24px; border-radius: var(--radius); max-width: 260px; box-shadow: var(--shadow-soft);
}
.about-media .tag-card strong{ display:block; font-family: var(--font-serif); font-size:26px; color:var(--sand);}
.about-media .tag-card span{ font-size:12.5px; color: rgba(245,242,235,.8); }
.about-copy p{ color:#31404d; font-size:16px; }
.about-list{ margin-top: 28px; display:grid; gap:14px; }
.about-list li{ display:flex; gap:12px; align-items:flex-start; font-size:14.5px; color:#31404d; }
.about-list li svg{ flex-shrink:0; width:20px; height:20px; color: var(--navy); margin-top:2px;}

/* ===== Misión / feature banner ===== */
.feature-banner{
  background: var(--navy-deep); color: var(--cream-white);
  border-radius: var(--radius);
  display:grid; grid-template-columns: 1.1fr 1fr; overflow:hidden;
  box-shadow: var(--shadow-soft);
}
.feature-banner-copy{ padding: 56px; }
.feature-banner .badge{
  display:inline-block; background: var(--sky); color:#fff; font-size:11px; font-weight:700;
  letter-spacing:.12em; text-transform:uppercase; padding: 6px 14px; border-radius:999px; margin-bottom:18px;
}
.feature-banner h3{ font-size: clamp(24px,3vw,34px); color:var(--cream-white); }
.feature-banner p{ color: rgba(245,242,235,.82); }
.feature-banner-img{ position:relative; min-height: 280px; }
.feature-price-row{ display:flex; flex-wrap:wrap; gap:10px; margin: 22px 0 28px; }
.feature-price-row span{
  border:1px solid rgba(212,201,168,.35); border-radius:999px; padding:8px 16px; font-size:13px; color: var(--sand);
}

/* ===== Pilares ===== */
.pilares-section{ background: var(--cream-white); }
.pilares-grid{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.pilar-card{
  background: var(--cream); border-radius: var(--radius); padding: 40px 32px;
  text-align:center; box-shadow: var(--shadow-soft);
}
.pilar-ic{
  width:64px; height:64px; margin:0 auto 20px; border-radius:50%;
  background: var(--cream-white); color: var(--navy);
  display:flex; align-items:center; justify-content:center;
}
.pilar-ic svg{ width:32px; height:32px; }
.pilar-card h4{ font-size:16px; text-transform:uppercase; letter-spacing:.1em; font-family: var(--font-sans); font-weight:700; color: var(--navy-deep); margin-bottom:12px; }
.pilar-card p{ font-size:14.5px; color:#4a5661; text-align:center; text-align-last:center; margin:0; }

/* ===== Banda cinematográfica (Origen) ===== */
.cine-band{ position:relative; height: 56vh; min-height: 380px; overflow:hidden; display:flex; align-items:center; justify-content:center; }
.cine-band-video{ position:absolute; inset:0; width:100%; height:100%; object-fit:cover; z-index:0; }
.cine-band-overlay{
  position:absolute; inset:0; z-index:1;
  background: linear-gradient(180deg, rgba(18,39,64,.55) 0%, rgba(18,39,64,.35) 40%, rgba(18,39,64,.65) 100%);
}
.cine-band-inner{ position:relative; z-index:2; text-align:center; }
.cine-band-quote{
  font-family: var(--font-serif); font-weight:500; font-style:normal; margin:0;
  font-size: clamp(26px, 4vw, 44px); color: var(--cream-white); letter-spacing:.01em;
}

/* ===== Productos ===== */
.productos-section{ background: var(--cream); }
.productos-grid{ display:grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.producto-card{
  background: var(--cream-white); border-radius: var(--radius); overflow:hidden;
  box-shadow: var(--shadow-soft); display:flex; flex-direction:column;
}
.producto-media{ position:relative; aspect-ratio: 3/4; overflow:hidden; background: var(--navy-deep); }
.producto-media > img:first-child{ width:100%; height:100%; object-fit:cover; }
.producto-badge{
  position:absolute; right:16px; bottom:16px; width:84px; height:84px; border-radius:50%;
  object-fit:cover; border:3px solid var(--cream-white); box-shadow: var(--shadow-soft);
}
.producto-copy{ padding: 28px 30px 32px; }
.producto-copy h3{ font-size: 28px; margin-bottom:10px; }
.producto-copy p{ color:#4a5661; font-size:15px; }
.producto-specs{ display:flex; gap:10px; flex-wrap:wrap; margin-top:14px; }
.producto-specs span{
  border:1px solid rgba(18,39,64,.18); border-radius:999px; padding:6px 14px;
  font-size:12px; font-weight:600; letter-spacing:.04em; text-transform:uppercase; color: var(--navy);
}
.producto-card--navy .producto-specs span{ border-color: rgba(90,122,156,.4); }

/* ===== Sostenibilidad ===== */
.sustain-section{ background: var(--navy-deep); color: var(--cream-white); position:relative; overflow:hidden; }
.sustain-video{ position:absolute; inset:0; width:100%; height:100%; object-fit:cover; z-index:0; }
.sustain-video-overlay{ position:absolute; inset:0; z-index:1; background: rgba(18,39,64,.82); }
.sustain-section .sustain-grid{ position:relative; z-index:2; }
.sustain-section .eyebrow{ color: var(--sand); }
.sustain-section .eyebrow::before{ background: var(--sand); }
.sustain-grid{ display:grid; grid-template-columns: 1.3fr 1fr; gap: 60px; align-items:center; }
.sustain-quote{ font-family: var(--font-serif); font-size: clamp(24px,3vw,34px); line-height:1.35; color: var(--cream-white); }
.sustain-quote::before{ content:"“"; color: var(--sand); }
.sustain-quote::after{ content:"”"; color: var(--sand); }
.sustain-source{ margin-top:24px; display:flex; align-items:center; gap:14px; }
.sustain-source strong{ display:block; font-size:15px; }
.sustain-source span{ font-size:13px; color: rgba(245,242,235,.65); }
.review-card{
  background: rgba(245,242,235,.06); border:1px solid rgba(90,122,156,.25);
  border-radius: var(--radius); padding: 32px;
}
.review-card h4{ color:var(--cream-white); font-size:20px; }
.review-card p{ color: rgba(245,242,235,.75); font-size:14.5px; }

/* ===== Mayoristas (B2B) ===== */
.mayoristas-section{ background: #ffffff; }
.mayoristas-benefits{ display:grid; grid-template-columns: repeat(3,1fr); gap:24px; margin-bottom: 48px; }
.mayor-benefit{ background: var(--cream); border-radius: var(--radius); padding: 30px 26px; }
.mayor-benefit-ic{
  width:48px; height:48px; border-radius:50%; background: var(--cream-white); color: var(--navy);
  display:flex; align-items:center; justify-content:center; margin-bottom:16px;
}
.mayor-benefit-ic svg{ width:24px; height:24px; }
.mayor-benefit h4{ font-size:16px; font-family: var(--font-sans); font-weight:700; color: var(--navy-deep); margin-bottom:8px; }
.mayor-benefit p{ font-size:14px; color:#4a5661; margin:0; }
.b2b-form select{
  width:100%; padding:12px 14px; border-radius:3px; border:1px solid rgba(18,39,64,.18);
  font-family: var(--font-sans); font-size:14.5px; background:#fff; color:var(--ink);
}
.b2b-form select:focus{ outline:2px solid var(--navy); outline-offset:1px; }
.b2b-intro{ display:flex; flex-direction:column; gap:24px; margin-bottom: 36px; }
.b2b-photos{ width:100%; max-width:600px; }
.b2b-photos img{ display:block; width:100%; aspect-ratio:4/3; object-fit:cover; object-position: 40% center; border-radius: var(--radius); box-shadow: var(--shadow-soft); }
.b2b-intro-copy{ flex:1; min-width:260px; }
.b2b-intro-copy p{ color:#31404d; font-size:15.5px; }
.b2b-form{
  display:grid; grid-template-columns: 1fr 1fr; gap: 16px 20px; max-width: 760px;
  background: var(--cream); padding: 28px; border-radius: var(--radius);
}
.b2b-form .full{ grid-column: 1 / -1; }
.b2b-form label{ display:block; font-size:12.5px; font-weight:600; text-transform:uppercase; letter-spacing:.06em; color:#4a5661; margin-bottom:6px; }
.b2b-form input, .b2b-form textarea{
  width:100%; padding:12px 14px; border-radius:3px; border:1px solid rgba(18,39,64,.18);
  font-family: var(--font-sans); font-size:14.5px; background:#fff; color:var(--ink);
}
.b2b-form input:focus, .b2b-form textarea:focus{ outline:2px solid var(--navy); outline-offset:1px; }
.b2b-form textarea{ resize:vertical; min-height:100px; }
.b2b-form-actions{ display:flex; align-items:center; gap:16px; flex-wrap:wrap; margin-top:6px; }
.b2b-note{ font-size:13px; color:#6b7580; margin-top:10px; }

/* ===== Instagram viewer ===== */
.instagram-section{ background: #ffffff; padding: 72px 0; text-align:center; }
.instagram-section .eyebrow{ color: var(--navy); }
.instagram-section h2{ color: var(--navy-deep); font-size: clamp(24px,3vw,32px); }
.instagram-carousel{
  overflow:hidden; margin: 32px 0 30px;
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 6%, #000 94%, transparent 100%);
  mask-image: linear-gradient(90deg, transparent 0, #000 6%, #000 94%, transparent 100%);
}
.instagram-carousel:hover .instagram-track{ animation-play-state: paused; }
.instagram-track{
  display:flex; gap:14px; width:max-content;
  animation: instagram-scroll 30s linear infinite;
}
.instagram-track a{
  position:relative; display:block; overflow:hidden; border-radius:6px;
  width: min(30vw, 320px); aspect-ratio: 1/1; flex-shrink:0;
}
.instagram-track img{ width:100%; height:100%; object-fit:cover; transition: transform .4s ease, opacity .2s ease; }
.instagram-track a:hover img{ transform: scale(1.08); opacity:.85; }
.instagram-track a::after{
  content:"♡"; position:absolute; inset:0; display:flex; align-items:center; justify-content:center;
  color:#fff; font-size:26px; opacity:0; background:rgba(18,39,64,.4); transition:opacity .25s ease;
}
.instagram-track a:hover::after{ opacity:1; }
@keyframes instagram-scroll{ from{ transform: translateX(0);} to{ transform: translateX(-50%);} }
@media (max-width:760px){
  .instagram-track a{ width: 62vw; }
}

/* ===== Contacto ===== */
.contacto-section{ background: var(--cream-white); }
.info-list--row{ display:grid; grid-template-columns: repeat(3, 1fr); gap:26px; }
.info-item{ display:flex; gap:18px; }
.info-item .ic{
  width:46px; height:46px; border-radius:50%; background: var(--cream); color: var(--navy);
  display:flex; align-items:center; justify-content:center; flex-shrink:0;
}
.info-item .ic svg{ width:22px; height:22px; }
.info-item h4{ font-size:16px; margin-bottom:4px; font-family: var(--font-sans); font-weight:700; color: var(--navy-deep); }
.info-item p{ font-size:14.5px; color:#4a5661; margin:0; }
.info-item a.link{ color: var(--navy); font-weight:600; }

/* ===== Footer ===== */
.site-footer{ background: var(--navy-deep); color: rgba(245,242,235,.82); padding: 70px 0 26px; }
.footer-top{ display:grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 48px; margin-bottom: 50px; }
.footer-brand{ display:flex; align-items:center; gap:12px; margin-bottom:18px; }
.footer-brand img{ height:38px; }
.footer-brand-word{ font-family: var(--font-serif); font-size:21px; color: var(--cream-white); letter-spacing:.05em; }
.footer p{ color: rgba(245,242,235,.62); font-size:14px; }
.site-footer h5{
  font-family: var(--font-sans); font-size:12.5px; text-transform:uppercase; letter-spacing:.14em;
  color: var(--sand); margin-bottom:18px;
}
.site-footer ul li{ margin-bottom:12px; font-size:14.5px; }
.site-footer ul li a:hover{ color: var(--cream-white); }
.social-row{ display:flex; gap:12px; margin-top:20px; }
.social-row a{
  width:38px; height:38px; border-radius:50%; border:1px solid rgba(90,122,156,.4);
  display:flex; align-items:center; justify-content:center; transition: all .2s ease;
}
.social-row a:hover{ background: var(--sand); color: var(--navy-deep); }
.social-row svg{ width:17px; height:17px; }
.footer-bottom{
  border-top: 1px solid rgba(245,242,235,.12); padding-top: 24px;
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:12px; font-size:12.5px; color: rgba(245,242,235,.5);
}

/* ===== Íconos de header / flotantes ===== */
.order-links{ display:flex; gap:9px; align-items:center; }
.order-icon{
  width:42px; height:42px; border-radius:11px; display:flex; align-items:center; justify-content:center;
  color:#fff; flex-shrink:0; overflow:hidden; transition: transform .18s ease, box-shadow .18s ease;
  box-shadow: 0 3px 10px rgba(18,39,64,.18);
}
.order-icon:hover{ transform: translateY(-3px); }
.order-icon svg{ width:22px; height:22px; }

.float-stack{ position: fixed; right: 22px; bottom: 22px; z-index: 600; display:flex; flex-direction:column; gap:12px; align-items:center; }
.float-btn{
  width: 56px; height:56px; border-radius:15px; color:#fff; display:flex; align-items:center; justify-content:center;
  overflow:hidden; box-shadow: 0 10px 24px rgba(0,0,0,.25); transition: transform .2s ease;
}
.float-btn:hover{ transform: scale(1.08); }
.float-btn svg{ width:26px; height:26px; }

.oi-instagram, .fb-instagram{
  background: radial-gradient(circle at 30% 110%, #fdf497 0%, #fdf497 5%, #fd5949 45%, #d6249f 60%, #285AEB 90%);
}
.oi-mail, .fb-mail{ background: var(--navy); }

@media (max-width:760px){
  .order-links{ display:none; }
}

/* ===== Responsive ===== */
@media (max-width: 980px){
  .about-grid, .sustain-grid{ grid-template-columns: 1fr; }
  .feature-banner{ grid-template-columns: 1fr; }
  .feature-banner-img{ order:-1; min-height:220px; }
  .footer-top{ grid-template-columns: 1fr 1fr; }
  .pilares-grid{ grid-template-columns: 1fr; }
  .productos-grid{ grid-template-columns: 1fr; }
  .info-list--row{ grid-template-columns: 1fr; }
  .mayoristas-benefits{ grid-template-columns: 1fr; }
}
@media (max-width: 760px){
  .section{ padding: 64px 0; }
  .main-nav{ position:fixed; inset: 68px 0 0 0; background: var(--cream); flex-direction:column;
    justify-content:flex-start; padding: 40px 24px; gap: 22px; transform: translateX(100%);
    transition: transform .3s ease; height: calc(100vh - 68px); }
  .main-nav.open{ transform: translateX(0); }
  .main-nav a{ font-size:16px; }
  .burger{ display:block; }
  .footer-top{ grid-template-columns: 1fr; gap:36px; }
  .b2b-form{ grid-template-columns: 1fr; }
}