/*
Theme Name: Nostoc Liquido
Theme URI: https://humusliquido.com/
Description: Réplica del diseño de humusliquido.com (Nostoc Biotech) construida a medida sin plugins.
Author: ERA Hosting
Version: 1.0.0
Requires at least: 5.0
Requires PHP: 7.4
License: Proprietary
Text Domain: nostoc-liquido
*/

/* ============ Variables y reset ============ */
:root {
  --nl-teal: #3d9f96;
  --nl-teal-dark: #34545a;
  --nl-teal-mid: #4f8f88;
  --nl-beige: #e9e2d4;
  --nl-cream: #f4f3ea;
  --nl-cream2: #f9f9f4;
  --nl-ink: #333333;
  --nl-body: #4a4a4a;
  --nl-muted: #666666;
  --nl-footer: #222222;
  --nl-border: #eeeeee;
  --nl-max: 1080px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 90px; }

body {
  margin: 0;
  font-family: Arial, Helvetica, 'Lucida', sans-serif;
  font-size: 14px;
  line-height: 1.6;
  color: var(--nl-body);
  background: #ffffff;
}

img { max-width: 100%; height: auto; border: 0; display: block; }

a { color: var(--nl-teal); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3, h4 { color: var(--nl-ink); font-weight: 500; margin: 0 0 10px; }
p { margin: 0 0 1em; }
ul { margin: 0 0 1em; padding-left: 20px; }
ul.nl-nobullets { list-style: none; padding-left: 0; }

.nl-container {
  max-width: var(--nl-max);
  margin: 0 auto;
  padding: 0 20px;
}

/* ============ Header ============ */
.nl-header {
  background: #ffffff;
  border-bottom: 1px solid var(--nl-border);
  position: sticky;
  top: 0;
  z-index: 1000;
}
.nl-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  padding: 10px 20px;
  max-width: var(--nl-max);
  margin: 0 auto;
}
.nl-logo { display: block; }
.nl-logo img {
  height: 60px;
  width: auto;
  display: block;
}
.nl-menu {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
}
.nl-menu a {
  font-size: 14px;
  font-weight: 600;
  color: var(--nl-teal);
  line-height: 1.4;
  padding: 8px 0;
  display: inline-block;
}
.nl-menu a:hover { color: var(--nl-teal-dark); text-decoration: none; }

.nl-menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--nl-teal);
  color: var(--nl-teal);
  font-size: 18px;
  padding: 4px 10px;
  border-radius: 3px;
  cursor: pointer;
}

/* ============ Hero ============ */
.nl-hero {
  background: url('assets/riego_cultivo.jpg') center / cover no-repeat;
  position: relative;
  padding: 90px 20px;
}
.nl-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(rgba(63, 125, 117, 0.55), rgba(63, 125, 117, 0.55));
}
.nl-hero .nl-container { position: relative; z-index: 1; }
.nl-hero-panel {
  max-width: 640px;
  margin: 0 auto;
  background: rgba(52, 84, 90, 0.45);
  border-radius: 8px;
  padding: 40px 30px;
  text-align: center;
}
.nl-hero-panel h1 {
  color: #ffffff;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 4px;
  text-transform: uppercase;
  line-height: 1.7;
  margin: 0 0 2px;
}
.nl-hero-panel .nl-hero-main {
  color: #ffffff;
  font-size: 26px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  line-height: 1.5;
  margin: 0 0 8px;
}
.nl-hero-panel .nl-hero-sub {
  color: #ffffff;
  font-size: 18px;
  font-weight: 500;
  letter-spacing: 1px;
  margin: 0;
}

/* ============ CTA band (comprar / distribuidor) ============ */
.nl-cta-band { background: #fff; padding: 26px 0; }
.nl-grid-2 { grid-template-columns: 1fr 1fr; }
.nl-cta-box h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--nl-ink);
  text-transform: uppercase;
  margin-bottom: 10px;
  line-height: 1.5;
}
.nl-cta-box p { color: var(--nl-body); margin-bottom: 14px; }

.nl-btn {
  display: inline-block;
  background: var(--nl-teal);
  color: #fff !important;
  font-size: 14px;
  font-weight: 500;
  padding: 10px 26px;
  border-radius: 3px;
  line-height: 1.4;
  border: none;
  cursor: pointer;
}
.nl-btn:hover { background: var(--nl-teal-dark); text-decoration: none; }
.nl-btn-pill {
  border-radius: 100px;
  font-size: 13px;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 10px 24px;
}

/* ============ Grids genéricos ============ */
.nl-grid { display: grid; gap: 30px; }
.nl-grid-2 { grid-template-columns: 1fr 1fr; }
.nl-grid-3 { grid-template-columns: 1fr 1fr 1fr; }
.nl-grid-5 { grid-template-columns: repeat(5, 1fr); }
.nl-grid-32 { grid-template-columns: 3fr 2fr; }
.nl-grid-23 { grid-template-columns: 2fr 3fr; }

/* ============ Qué es / intro ============ */
.nl-intro { background: #fff; padding: 44px 0 10px; }
.nl-intro p {
  font-size: 15px;
  line-height: 1.75;
  color: var(--nl-body);
  max-width: 900px;
}

/* Fila de 5 iconos (explotación) */
.nl-features { background: #fff; padding: 16px 0 40px; }
.nl-features .nl-grid-5 { gap: 20px; }
.nl-feature { text-align: center; }
.nl-feature img {
  width: 110px;
  height: 110px;
  object-fit: contain;
  margin: 0 auto 10px;
}
.nl-feature h4 {
  font-size: 13px;
  font-weight: 700;
  color: var(--nl-ink);
  line-height: 1.4;
  margin: 0;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

/* ============ Proceso (etapas) sobre fondo turquesa ============ */
.nl-proceso {
  background: linear-gradient(rgba(61, 159, 150, 0.82), rgba(61, 159, 150, 0.82)),
    url('assets/fondo_corporativo_nostoc_verde.png') center / cover no-repeat;
  color: #fff;
  padding: 44px 0;
}
.nl-proceso p, .nl-proceso li { color: #fff; }
.nl-proceso .nl-proceso-inner { max-width: 860px; margin: 0 auto; }
.nl-proceso h3 {
  color: #fff;
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 16px;
}
.nl-proceso ul { padding-left: 22px; }
.nl-proceso li { margin-bottom: 8px; font-size: 14.5px; line-height: 1.65; }

/* ============ Tarjetas de producto (3 iconos) ============ */
.nl-product-cards { background: #fff; padding: 48px 0; }
.nl-card { text-align: center; }
.nl-card img {
  width: 98px;
  height: 98px;
  object-fit: contain;
  margin: 0 auto 16px;
}
.nl-card h3 {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--nl-ink);
  margin-bottom: 10px;
}
.nl-card p { font-size: 13.5px; color: var(--nl-muted); }

/* ============ Paneles beige / crema (ensayo, regeneración) ============ */
.nl-panel-section { padding: 0; }
.nl-panel {
  border-radius: 6px;
  padding: 36px 34px;
}
.nl-panel-beige { background: var(--nl-beige); }
.nl-panel-cream { background: var(--nl-cream); }
.nl-panel h3 {
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.nl-panel p { font-size: 14px; line-height: 1.7; color: var(--nl-body); }

.nl-vid {
  max-width: 620px;
  margin: 0 auto 22px;
  position: relative;
  padding-bottom: 34.9%;
  height: 0;
  border-radius: 6px;
  overflow: hidden;
  background: #000;
}
.nl-vid iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}
.nl-panel .nl-vid { margin-bottom: 0; }

.nl-section-gap { padding: 26px 0; }

/* ============ CTA banner teal ============ */
.nl-cta-banner {
  background: var(--nl-teal);
  padding: 48px 0;
  text-align: center;
}
.nl-cta-banner h2 {
  color: #fff;
  font-size: 21px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.nl-cta-banner .nl-btn {
  background: #ffffff;
  color: var(--nl-teal) !important;
  font-size: 16px;
  padding: 12px 32px;
}
.nl-cta-banner .nl-btn:hover { background: var(--nl-teal-dark); color: #fff !important; }

/* ============ Aplicación ============ */
.nl-aplicacion { background: #fff; padding: 52px 0; }
.nl-aplicacion .nl-grid { gap: 40px; align-items: start; }
.nl-aplicacion h2 {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--nl-ink);
  margin-bottom: 16px;
}
.nl-aplicacion ul li { margin-bottom: 10px; font-size: 14px; line-height: 1.65; }
.nl-aplicacion h4 {
  font-size: 16px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin: 18px 0 8px;
}
.nl-aplicacion .nl-figure img {
  width: 100%;
  border-radius: 6px;
  margin-top: 10px;
}

/* Tabla dosificación */
.nl-dosis-section { background: #fff; padding: 0 0 52px; }
.nl-dosis-title {
  text-align: center;
  font-size: 24px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--nl-ink);
  margin-bottom: 22px;
}
.nl-table-wrap { overflow-x: auto; }
table.nl-dosis {
  width: 100%;
  max-width: 860px;
  margin: 0 auto 16px;
  border-collapse: collapse;
  font-size: 13px;
}
.nl-dosis th {
  background: var(--nl-teal);
  color: #fff;
  text-align: left;
  padding: 10px 16px;
  font-weight: 600;
  border: 1px solid var(--nl-teal-mid);
}
.nl-dosis td {
  padding: 9px 16px;
  border: 1px solid var(--nl-border);
  color: var(--nl-body);
}
.nl-dosis tr:nth-child(even) td { background: var(--nl-cream2); }
.nl-dosis .rowhead { font-weight: 700; color: var(--nl-ink); }
.nl-dosis-note {
  text-align: center;
  font-size: 13.5px;
  color: var(--nl-body);
  max-width: 700px;
  margin: 0 auto;
}

/* ============ Beneficios ============ */
.nl-benefits { background: #fff; padding: 54px 0; }
.nl-benefits h2 {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  text-align: center;
  margin-bottom: 32px;
}
.nl-benefits ul.nl-checks {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 13px 44px;
  max-width: 940px;
  margin: 0 auto;
}
.nl-benefits li {
  padding-left: 28px;
  position: relative;
  font-size: 14px;
  line-height: 1.55;
  color: var(--nl-body);
}
.nl-benefits li::before {
  content: "✔";
  position: absolute;
  left: 0;
  color: var(--nl-teal);
  font-weight: 700;
}

/* ============ Contacto ============ */
.nl-contact { background: #fff; padding: 46px 0; position: relative; }
.nl-contact-grid { gap: 36px; align-items: start; }
.nl-contact-left { max-width: 100%; }
.nl-contact-left p.big {
  font-size: 14.5px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  line-height: 1.8;
  color: var(--nl-body);
}
.nl-contact-form-wrap { padding: 0; }
.nl-contact-form label { display: block; margin-bottom: 14px; }
.nl-contact-form input[type=text],
.nl-contact-form input[type=email],
.nl-contact-form textarea {
  width: 100%;
  font-family: inherit;
  font-size: 14px;
  padding: 10px 12px;
  border: 1px solid #ddd;
  border-radius: 3px;
  background: #fff;
  color: var(--nl-ink);
}
.nl-contact-form textarea { min-height: 110px; resize: vertical; }
.nl-contact-form .nl-btn { margin-top: 4px; }
.nl-form-msg {
  margin-top: 12px;
  font-size: 14px;
  font-weight: 600;
}
.nl-form-msg.ok { color: var(--nl-teal); }
.nl-form-msg.err { color: #c0392b; }
.nl-honeypot {
  position: absolute !important;
  left: -9999px !important;
  width: 1px; height: 1px;
  overflow: hidden;
}
.nl-distrib {
  margin-top: 22px;
  padding: 16px 20px;
  background: var(--nl-teal);
  border: 2px solid var(--nl-teal-dark);
  border-radius: 4px;
  font-size: 13.5px;
  color: #fff;
}
.nl-distrib strong { color: #fff; display: block; margin-bottom: 4px; letter-spacing: 0.5px; }

/* ============ Address bar ============ */
.nl-address {
  background: var(--nl-cream2);
  padding: 22px 0;
}
.nl-address-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.nl-address img { height: 66px; width: auto; }
.nl-address address {
  font-style: normal;
  font-size: 13.5px;
  color: var(--nl-body);
  line-height: 1.7;
}

/* ============ Footer ============ */
.nl-footer {
  background: var(--nl-footer);
  color: #bbb;
  padding: 16px 0;
  font-size: 13px;
}
.nl-footer .nl-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.nl-footer a { color: #bbb; }
.nl-footer a:hover { color: #fff; }
.nl-social { display: flex; gap: 14px; }
.nl-social a { font-size: 15px; }

/* ============ Páginas genéricas (privacy etc.) ============ */
.nl-page { background: #fff; padding: 50px 0 70px; }
.nl-page h1 { font-size: 28px; font-weight: 700; margin-bottom: 20px; }
.nl-page p, .nl-page li { font-size: 14.5px; line-height: 1.7; }
.nl-page ul { margin-bottom: 1em; }

/* ============ Responsive ============ */
@media (max-width: 900px) {
  .nl-grid-2, .nl-grid-3, .nl-grid-32, .nl-grid-23 { grid-template-columns: 1fr; }
  .nl-grid-5 { grid-template-columns: repeat(3, 1fr); }
  .nl-benefits ul.nl-checks { grid-template-columns: 1fr; }
  .nl-contact-grid { grid-template-columns: 1fr !important; }
  .nl-hero { padding: 60px 20px; }
  .nl-address address { text-align: left; }
}
@media (max-width: 640px) {
  .nl-menu-toggle { display: inline-block; }
  .nl-menu {
    display: none;
    width: 100%;
    flex-direction: column;
    gap: 0;
    padding-top: 12px;
  }
  .nl-menu.open { display: flex; }
  .nl-menu li { padding: 6px 0; }
  .nl-grid-5 { grid-template-columns: repeat(2, 1fr); }
  .nl-feature img { width: 88px; height: 88px; }
  .nl-footer .nl-container { justify-content: center; text-align: center; }
}