/* ===================================================================
   FOOTER HERBOSALUD — CSS Mobile-First & Fully Responsive
   Sistema de variables: --herbosalud-*
   =================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Lato:ital,wght@0,300;0,400;0,700;0,900&display=swap');

/* ===== VARIABLES CSS (se colocan en head.php :root, aquí como fallback) ===== */
:root {
   --herbosalud-primary: #0ead63;
   --herbosalud-primary-dark: #0a8f52;
   --herbosalud-primary-light: #12c972;
   --herbosalud-text: #000000;
   --herbosalud-text-light: #555555;
   --herbosalud-background: #ffffff;
   --herbosalud-light: #f8f9fa;
   --herbosalud-border: #e0e0e0;
   --herbosalud-accent: #e8f5e9;
   --herbosalud-whatsapp: #25D366;

   --scale-xxs: 0.25rem;
   --scale-xs: 0.5rem;
   --scale-sm: 1rem;
   --scale-md: 1.5rem;
   --scale-lg: 2rem;
   --scale-xl: 3rem;
   --scale-xxl: 4rem;

   --font-primary: 'Lato', sans-serif;
   --font-secondary: 'Poppins', sans-serif;
   --font-accent: 'Quicksand', sans-serif;

   --transition: 0.4s ease;
   --border-radius: 12px;
   --shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
   --shadow-hover: 0 12px 32px rgba(14, 173, 99, 0.15);
}

/* ===== BASE — MOBILE FIRST (< 480px) ===== */
.footer {
   font-family: var(--font-primary);
   width: 100%;
   background: var(--herbosalud-light);
   color: var(--herbosalud-text-light);
   position: relative;
   margin-top: auto;
   padding: 0;
   display: flex;
   flex-direction: column;
   align-items: center;
   border-top: 3px solid var(--herbosalud-primary);
}

/* Contenedor principal */
.footer-main {
   width: 100%;
   max-width: 1400px;
   margin: 0 auto;
   padding: var(--scale-lg) var(--scale-sm);
}

/* Grid del footer — mobile: stack vertical */
.row-footer {
   display: grid;
   grid-template-columns: 1fr;
   gap: var(--scale-lg);
   width: 100%;
}

/* ===== COLUMNAS ===== */
.col-footer {
   padding: 0;
}

/* --- Columna Brand (Logo + Descripción) --- */
.footer-logo-link {
   display: inline-block;
   margin-bottom: var(--scale-sm);
   transition: transform var(--transition);
}

.footer-logo-link:hover {
   transform: translateY(-2px);
}

.footer-logo {
   height: 45px;
   width: auto;
}

.footer-paragraph {
   font-size: 0.875rem;
   line-height: 1.65;
   color: var(--herbosalud-text-light);
   max-width: 320px;
}

/* --- Headers de columna --- */
.header-footer {
   font-family: var(--font-primary);
   font-weight: 700;
   font-size: 1rem;
   color: var(--herbosalud-text);
   margin-bottom: var(--scale-sm);
   position: relative;
   padding-bottom: var(--scale-xs);
}

.header-footer::after {
   content: '';
   position: absolute;
   bottom: 0;
   left: 0;
   width: 40px;
   height: 3px;
   background: var(--herbosalud-primary);
   border-radius: 2px;
}

/* --- Links del footer --- */
.ul-footer {
   list-style: none;
   padding: 0;
   margin: 0;
}

.li-footer {
   display: flex;
   align-items: center;
   gap: 8px;
   padding: 0.5rem 0;
}

.footer-icon {
   font-size: 0.65rem;
   color: var(--herbosalud-primary);
   flex-shrink: 0;
   width: 14px;
}

.li-footer a {
   text-decoration: none;
   color: var(--herbosalud-text-light);
   font-size: 0.875rem;
   font-weight: 400;
   transition: color var(--transition), transform var(--transition);
   position: relative;
}

.li-footer a::after {
   content: '';
   position: absolute;
   left: 0;
   bottom: -2px;
   width: 0;
   height: 2px;
   background: var(--herbosalud-primary);
   transition: width var(--transition);
   border-radius: 1px;
}

.li-footer a:hover {
   color: var(--herbosalud-primary);
}

.li-footer a:hover::after {
   width: 100%;
}

.li-footer span {
   font-size: 0.875rem;
   color: var(--herbosalud-text-light);
}

/* --- Contact list --- */
.contact-list .footer-icon {
   font-size: 0.9rem;
   width: 18px;
   text-align: center;
}

/* --- Newsletter --- */
.newsletter-text {
   font-size: 0.825rem;
   color: var(--herbosalud-text-light);
   line-height: 1.5;
   margin-bottom: var(--scale-sm);
}

.form-footer {
   display: flex;
   align-items: stretch;
   border: 2px solid var(--herbosalud-border);
   border-radius: var(--border-radius);
   overflow: hidden;
   transition: border-color var(--transition), box-shadow var(--transition);
   margin-bottom: var(--scale-sm);
   background: var(--herbosalud-background);
}

.form-footer:focus-within {
   border-color: var(--herbosalud-primary);
   box-shadow: 0 0 0 3px rgba(14, 173, 99, 0.12);
}

.form-input-wrapper {
   display: flex;
   align-items: center;
   flex: 1;
   padding: 0 var(--scale-sm);
   gap: 8px;
}

.form-icon {
   color: var(--herbosalud-primary);
   font-size: 0.9rem;
   flex-shrink: 0;
}

.form-footer input {
   width: 100%;
   border: none;
   outline: none;
   background: transparent;
   font-family: var(--font-primary);
   font-size: 0.875rem;
   color: var(--herbosalud-text);
   padding: 0.75rem 0;
}

.form-footer input::placeholder {
   color: var(--herbosalud-border);
   font-size: 0.825rem;
}

.form-submit-btn {
   display: flex;
   align-items: center;
   justify-content: center;
   background: var(--herbosalud-primary);
   color: white;
   border: none;
   padding: 0 var(--scale-sm);
   cursor: pointer;
   transition: background var(--transition);
   min-width: 48px;
}

.form-submit-btn:hover {
   background: var(--herbosalud-primary-dark);
}

.form-submit-btn i {
   font-size: 0.9rem;
}

/* --- Redes Sociales Footer --- */
.footer-social {
   display: flex;
   align-items: center;
   gap: var(--scale-sm);
}

.social-label {
   font-size: 0.8rem;
   color: var(--herbosalud-text-light);
   font-weight: 600;
   white-space: nowrap;
}

.social-icons-footer {
   display: flex;
   gap: 0.6rem;
}

.social-media-footer {
   display: flex;
   align-items: center;
   justify-content: center;
   width: 38px;
   height: 38px;
   border-radius: 50%;
   background: var(--herbosalud-background);
   border: 2px solid var(--herbosalud-border);
   color: var(--herbosalud-text-light);
   text-decoration: none;
   transition: all var(--transition);
   font-size: 0.9rem;
}

.social-media-footer:hover {
   transform: translateY(-3px) scale(1.05);
   box-shadow: 0 6px 16px rgba(0, 0, 0, 0.12);
}

/* Colores específicos por red */
.social-facebook:hover {
   background: #1877F2;
   border-color: #1877F2;
   color: white;
}

.social-instagram:hover {
   background: linear-gradient(45deg, #405DE6, #833AB4, #C13584, #E1306C, #FD1D1D);
   border-color: transparent;
   color: white;
}

.social-tiktok:hover {
   background: #000000;
   border-color: #000000;
   color: white;
}

/* --- Botón WhatsApp Footer --- */
.footer-whatsapp-btn {
   display: inline-flex;
   align-items: center;
   justify-content: center;
   gap: 8px;
   margin-top: var(--scale-sm);
   padding: 0.7rem 1.25rem;
   background: var(--herbosalud-whatsapp);
   color: white;
   font-family: var(--font-primary);
   font-size: 0.85rem;
   font-weight: 700;
   text-decoration: none;
   border-radius: 50px;
   transition: all var(--transition);
   width: 100%;
   border: 2px solid transparent;
}

.footer-whatsapp-btn:hover {
   background: white;
   color: var(--herbosalud-whatsapp);
   border-color: var(--herbosalud-whatsapp);
   transform: translateY(-2px);
   box-shadow: 0 6px 20px rgba(37, 211, 102, 0.25);
}

.footer-whatsapp-btn i {
   font-size: 1.1rem;
}

/* ===== SEPARADOR ===== */
.line-separation-footer {
   width: 90%;
   max-width: 1400px;
   height: 1px;
   background: linear-gradient(90deg,
         transparent 0%,
         var(--herbosalud-border) 20%,
         var(--herbosalud-primary) 50%,
         var(--herbosalud-border) 80%,
         transparent 100%);
   margin: 0 auto;
}

/* ===== COPYRIGHT ===== */
.copyright-footer {
   width: 100%;
   max-width: 1400px;
   margin: 0 auto;
   padding: var(--scale-sm);
   display: flex;
   flex-direction: column;
   align-items: center;
   gap: var(--scale-xs);
   text-align: center;
}

.copyright-left span,
.copyright-right span {
   font-size: 0.75rem;
   color: var(--herbosalud-text-light);
}

.copyright-right a {
   text-decoration: none;
}

.payment-cards {
   max-width: 160px;
   height: auto;
   opacity: 0.7;
   transition: opacity var(--transition);
}

.payment-cards:hover {
   opacity: 1;
}

.signature-codiseo {
   font-weight: 700;
   color: var(--herbosalud-primary);
   text-decoration: none;
   transition: color var(--transition), text-shadow var(--transition);
}

.signature-codiseo:hover {
   color: var(--herbosalud-primary-dark);
   text-shadow: 0 0 6px rgba(14, 173, 99, 0.3);
}


/* ===================================================================
   BREAKPOINTS PROGRESIVOS — MOBILE FIRST
   =================================================================== */

/* ── Teléfonos grandes / Tablets pequeñas (480px+) ── */
@media (min-width: 480px) {
   .footer-main {
      padding: var(--scale-lg) var(--scale-md);
   }

   .row-footer {
      grid-template-columns: 1fr 1fr;
      gap: var(--scale-lg) var(--scale-md);
   }

   .col-brand {
      grid-column: 1 / -1;
   }

   .footer-paragraph {
      max-width: 400px;
   }

   .footer-whatsapp-btn {
      width: auto;
   }

   .copyright-footer {
      flex-direction: row;
      justify-content: space-between;
      padding: var(--scale-sm) var(--scale-md);
   }

   .copyright-left {
      order: 1;
   }

   .copyright-center {
      order: 2;
   }

   .copyright-right {
      order: 3;
   }
}

/* ── Tablets (768px+) ── */
@media (min-width: 768px) {
   .footer-main {
      padding: var(--scale-xl) var(--scale-md);
   }

   .row-footer {
      grid-template-columns: 1fr 1fr;
      gap: var(--scale-xl) var(--scale-lg);
   }

   .col-brand {
      grid-column: 1 / -1;
      display: flex;
      align-items: center;
      gap: var(--scale-md);
   }

   .footer-logo-link {
      margin-bottom: 0;
      flex-shrink: 0;
   }

   .footer-logo {
      height: 50px;
   }

   .footer-paragraph {
      max-width: 480px;
      margin: 0;
   }

   .header-footer {
      font-size: 1.05rem;
   }

   .social-media-footer {
      width: 40px;
      height: 40px;
   }

   .payment-cards {
      max-width: 180px;
   }
}

/* ── Laptops / Desktop (1024px+) ── */
@media (min-width: 1024px) {
   .footer-main {
      padding: var(--scale-xxl) var(--scale-lg);
   }

   .row-footer {
      grid-template-columns: 1.4fr 1fr 1.2fr 1fr;
      gap: var(--scale-lg);
   }

   .col-brand {
      grid-column: auto;
      flex-direction: column;
      align-items: flex-start;
   }

   .footer-logo-link {
      margin-bottom: var(--scale-sm);
   }

   .footer-logo {
      height: 50px;
   }

   .footer-paragraph {
      max-width: 280px;
   }

   .header-footer {
      font-size: 1.05rem;
      margin-bottom: var(--scale-md);
   }

   .li-footer {
      padding: 0.4rem 0;
   }

   .footer-whatsapp-btn {
      width: 100%;
   }

   .copyright-footer {
      padding: var(--scale-sm) var(--scale-lg);
   }
}

/* ── Desktop grandes (1200px+) ── */
@media (min-width: 1200px) {
   .row-footer {
      grid-template-columns: 1.5fr 1fr 1.3fr 1.1fr;
      gap: var(--scale-xl);
   }

   .footer-paragraph {
      font-size: 0.9rem;
      max-width: 320px;
   }

   .li-footer a,
   .li-footer span {
      font-size: 0.9rem;
   }

   .newsletter-text {
      font-size: 0.875rem;
   }

   .social-media-footer {
      width: 42px;
      height: 42px;
      font-size: 1rem;
   }
}

/* ── Desktop extra-grandes (1400px+) ── */
@media (min-width: 1400px) {
   .footer-main {
      padding: var(--scale-xxl) var(--scale-md);
   }

   .footer-logo {
      height: 55px;
   }

   .header-footer {
      font-size: 1.1rem;
   }

   .payment-cards {
      max-width: 195px;
   }
}


/* ===================================================================
   AJUSTES ESPECÍFICOS PARA VIEWPORTS PEQUEÑOS (max-width)
   =================================================================== */

/* ── Corrección para pantallas muy pequeñas (≤375px — iPhone SE, etc.) ── */
@media (max-width: 375px) {
   .footer-main {
      padding: var(--scale-md) var(--scale-xs);
   }

   .row-footer {
      grid-template-columns: 1fr;
      gap: var(--scale-md);
   }

   .header-footer {
      font-size: 0.95rem;
   }

   .li-footer a,
   .li-footer span {
      font-size: 0.8rem;
   }

   .footer-paragraph {
      font-size: 0.8rem;
   }

   .newsletter-text {
      font-size: 0.775rem;
   }

   .form-footer input {
      font-size: 0.8rem;
   }

   .social-media-footer {
      width: 34px;
      height: 34px;
      font-size: 0.8rem;
   }

   .footer-whatsapp-btn {
      font-size: 0.8rem;
      padding: 0.65rem 1rem;
   }

   .copyright-footer {
      padding: var(--scale-xs);
   }

   .copyright-left span,
   .copyright-right span {
      font-size: 0.65rem;
   }

   .payment-cards {
      max-width: 120px;
   }
}

/* ── Corrección para pantallas 320px (iPhone 5/SE primera gen) ── */
@media (max-width: 320px) {
   .footer-logo {
      height: 35px;
   }

   .footer-social {
      flex-direction: column;
      align-items: flex-start;
      gap: var(--scale-xs);
   }

   .copyright-footer {
      flex-direction: column;
      gap: var(--scale-xs);
   }
}


/* ===================================================================
   ACCESIBILIDAD
   =================================================================== */

/* Focus visible */
.li-footer a:focus-visible,
.social-media-footer:focus-visible,
.footer-whatsapp-btn:focus-visible,
.form-submit-btn:focus-visible,
.footer-logo-link:focus-visible,
.signature-codiseo:focus-visible {
   outline: 3px solid var(--herbosalud-primary);
   outline-offset: 2px;
   border-radius: 4px;
}

/* Preferencia de movimiento reducido */
@media (prefers-reduced-motion: reduce) {

   .footer *,
   .footer *::before,
   .footer *::after {
      animation-duration: 0.01ms !important;
      animation-iteration-count: 1 !important;
      transition-duration: 0.01ms !important;
   }

   .social-media-footer:hover,
   .footer-whatsapp-btn:hover,
   .footer-logo-link:hover {
      transform: none;
   }
}