/* ============================================
   Natural de Colombia — Hoja de estilos
   Paleta verde tomada de la presentación
   ============================================ */
:root {
  --verde-oscuro: #1d4d16;
  --verde: #00b460;
  --verde-medio: #34c06a;
  --verde-claro: #78d854;
  --verde-suave: #e3f7d3;
  --tierra: #b08968;
  --crema: #f6faf1;
  --texto: #1c2b18;
  --texto-suave: #4a5a44;
  --blanco: #ffffff;
  --sombra: 0 8px 30px rgba(29, 77, 22, 0.14);
  --sombra-suave: 0 4px 16px rgba(29, 77, 22, 0.09);
  --radio: 16px;
  --max: 1180px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
h1, h2, h3, h4 { line-height: 1.2; color: var(--verde-oscuro); font-weight: 700; }
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
body { font-family: 'Segoe UI', system-ui, -apple-system, 'Helvetica Neue', Arial, sans-serif; color: var(--texto); background: var(--crema); line-height: 1.65; -webkit-font-smoothing: antialiased; }
.contenedor { max-width: var(--max); margin: 0 auto; padding: 0 24px; }

/* Iconos SVG */
svg { display: block; }
.icono svg { width: 28px; height: 28px; }
.ic svg { width: 22px; height: 22px; }
.wa-float svg { width: 30px; height: 30px; }
.footer-contact-list li { display: flex; align-items: center; gap: 10px; }
.footer-contact-list svg { width: 17px; height: 17px; flex-shrink: 0; color: var(--verde-claro); }

/* Nav */
.nav { position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,0.92); backdrop-filter: blur(10px); border-bottom: 1px solid rgba(45,106,79,0.12); }
.nav-inner { max-width: var(--max); margin: 0 auto; padding: 12px 24px; display: flex; align-items: center; justify-content: space-between; }
.logo { display: flex; align-items: center; gap: 11px; }
.logo-img { height: 46px; width: auto; display: block; }
.logo-fallback { display: none; align-items: center; gap: 11px; }
.logo-leaf { width: 42px; height: 42px; flex-shrink: 0; }
.logo-word { display: flex; flex-direction: column; line-height: 1; }
.logo-natural { font-family: 'Baloo 2', system-ui, sans-serif; font-weight: 800; font-size: 1.6rem; letter-spacing: .3px; line-height: 1; background: linear-gradient(180deg, #8ed94f 0%, #00a651 65%, #1b7a2e 100%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.logo-sub { display: flex; align-items: center; gap: 6px; margin-top: 3px; font-size: .58rem; letter-spacing: 2.5px; text-transform: uppercase; font-weight: 700; color: var(--verde-oscuro); }
.logo-sub .dash { width: 13px; height: 3px; border-radius: 2px; display: inline-block; }
.dash-y { background: #f6c500; } .dash-b { background: #0a47a1; } .dash-r { background: #d32027; }
.footer .logo-sub { color: rgba(255,255,255,.82); }
.nav-links { display: flex; gap: 6px; align-items: center; list-style: none; }
.nav-links a { padding: 9px 16px; border-radius: 999px; font-weight: 500; font-size: .95rem; color: var(--texto-suave); transition: all .2s; }
.nav-links a:hover { background: var(--verde-suave); color: var(--verde-oscuro); }
.nav-links a.activo { background: var(--verde); color: #fff; }
.nav-links a.cta-nav { background: var(--verde-oscuro); color: #fff; }
.nav-links a.cta-nav:hover { background: var(--verde); }
.menu-btn { display: none; background: none; border: none; font-size: 1.6rem; color: var(--verde-oscuro); cursor: pointer; }

/* Botones */
.btn { display: inline-flex; align-items: center; gap: 10px; padding: 14px 28px; border-radius: 999px; font-weight: 600; font-size: 1rem; cursor: pointer; border: none; transition: transform .15s, box-shadow .2s; }
.btn svg { width: 20px; height: 20px; }
.btn-primario { background: var(--verde); color: #fff; box-shadow: var(--sombra-suave); }
.btn-primario:hover { transform: translateY(-2px); box-shadow: var(--sombra); }
.btn-claro { background: #fff; color: var(--verde-oscuro); border: 1.5px solid var(--verde-claro); }
.btn-claro:hover { background: var(--verde-suave); }

/* Hero */
.hero { position: relative; overflow: hidden; background: linear-gradient(135deg, var(--verde-oscuro), var(--verde) 55%, var(--verde-medio)); color: #fff; padding: 96px 0 110px; }
.hero::after { content: ""; position: absolute; right: -120px; top: -120px; width: 460px; height: 460px; border-radius: 50%; background: radial-gradient(circle, rgba(116,198,157,.4), transparent 70%); }
.hero-inner { max-width: var(--max); margin: 0 auto; padding: 0 24px; position: relative; z-index: 2; }
.hero .tag { display: inline-block; background: rgba(255,255,255,.15); border: 1px solid rgba(255,255,255,.3); padding: 7px 18px; border-radius: 999px; font-size: .85rem; letter-spacing: .5px; margin-bottom: 22px; }
.hero h1 { color: #fff; font-size: clamp(2.1rem, 5vw, 3.4rem); max-width: 760px; }
.hero p { font-size: 1.2rem; max-width: 620px; margin: 22px 0 34px; color: rgba(255,255,255,.92); }
.hero-acciones { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-foto { background-color: var(--verde-oscuro); background-size: cover; background-position: center; }

/* Secciones */
.seccion { padding: 84px 0; }
.seccion-alt { background: var(--blanco); }
.seccion-titulo { text-align: center; max-width: 680px; margin: 0 auto 56px; }
.seccion-titulo .ojo { color: var(--verde-medio); font-weight: 700; letter-spacing: 2px; text-transform: uppercase; font-size: .8rem; }
.seccion-titulo h2 { font-size: clamp(1.8rem, 4vw, 2.5rem); margin: 10px 0 14px; }
.seccion-titulo p { color: var(--texto-suave); font-size: 1.08rem; }

/* Tarjetas */
.grid { display: grid; gap: 24px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.card { background: #fff; border: 1px solid rgba(45,106,79,.1); border-radius: var(--radio); padding: 32px 28px; box-shadow: var(--sombra-suave); transition: transform .2s, box-shadow .2s; }
.card:hover { transform: translateY(-5px); box-shadow: var(--sombra); }
.card .icono { width: 56px; height: 56px; border-radius: 14px; display: grid; place-items: center; background: var(--verde-suave); color: var(--verde-oscuro); margin-bottom: 18px; }
.card h3 { font-size: 1.2rem; margin-bottom: 10px; }
.card p { color: var(--texto-suave); font-size: .97rem; }

/* Servicio */
.servicio { background: #fff; border-radius: var(--radio); padding: 0; overflow: hidden; border: 1px solid rgba(45,106,79,.1); box-shadow: var(--sombra-suave); scroll-margin-top: 90px; transition: transform .2s, box-shadow .2s; }
.servicio:hover { transform: translateY(-4px); box-shadow: var(--sombra); }
.servicio-img { height: 190px; background-size: cover; background-position: center; background-color: var(--verde-suave); }
.servicio-body { padding: 28px 32px 32px; }
.servicio-cab { display: flex; align-items: center; gap: 18px; margin-bottom: 18px; }
.servicio-cab .num { flex-shrink: 0; width: 50px; height: 50px; border-radius: 12px; font-weight: 800; font-size: 1.1rem; display: grid; place-items: center; background: var(--verde); color: #fff; }
.servicio-cab h3 { font-size: 1.35rem; }
.servicio ul { list-style: none; margin-top: 14px; display: grid; gap: 10px; }
.servicio ul li { position: relative; padding-left: 28px; color: var(--texto-suave); }
.servicio ul li::before { content: "\2713"; position: absolute; left: 0; top: 0; color: var(--verde-medio); font-weight: 800; }

/* Franja */
.franja { background: linear-gradient(135deg, var(--verde), var(--verde-oscuro)); color: #fff; border-radius: 24px; padding: 56px; text-align: center; box-shadow: var(--sombra); }
.franja h2 { color: #fff; font-size: clamp(1.6rem, 3.5vw, 2.2rem); }
.franja p { color: rgba(255,255,255,.9); max-width: 560px; margin: 14px auto 28px; font-size: 1.1rem; }

/* Mision/Vision */
.mv { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; }
.mv .card { padding: 38px; }
.mv .card .icono { background: var(--verde); color: #fff; }

/* Galeria */
.galeria { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.galeria .foto { aspect-ratio: 4 / 3; border-radius: var(--radio); overflow: hidden; position: relative; background: var(--verde-suave) center/cover no-repeat; box-shadow: var(--sombra-suave); }
.galeria .foto span { position: absolute; left: 0; right: 0; bottom: 0; padding: 16px; z-index: 2; color: #fff; font-weight: 600; font-size: .95rem; background: linear-gradient(transparent, rgba(29,77,22,.9)); }

/* Foto nosotros */
.nosotros-foto { width: 100%; aspect-ratio: 16 / 9; border-radius: var(--radio); margin-bottom: 44px; background: var(--verde-suave) center/cover no-repeat; box-shadow: var(--sombra); }

/* Formulario */
.form-wrap { display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px; align-items: start; }
.form-card { background: #fff; padding: 38px; border-radius: var(--radio); box-shadow: var(--sombra-suave); border: 1px solid rgba(45,106,79,.1); }
.campo { margin-bottom: 18px; }
.campo label { display: block; font-weight: 600; margin-bottom: 7px; font-size: .92rem; color: var(--verde-oscuro); }
.campo input, .campo textarea, .campo select { width: 100%; padding: 13px 15px; border: 1.5px solid #d7e2da; border-radius: 12px; font-size: 1rem; font-family: inherit; background: var(--crema); transition: border .2s; }
.campo input:focus, .campo textarea:focus, .campo select:focus { outline: none; border-color: var(--verde-medio); background: #fff; }
.campo textarea { resize: vertical; min-height: 120px; }
.form-ok { display: none; background: var(--verde-suave); color: var(--verde-oscuro); padding: 14px; border-radius: 12px; margin-top: 14px; font-weight: 600; text-align: center; }
.info-contacto { display: grid; gap: 18px; }
.info-item { display: flex; gap: 16px; align-items: flex-start; background: #fff; padding: 20px; border-radius: 14px; box-shadow: var(--sombra-suave); border: 1px solid rgba(45,106,79,.08); }
.info-item .ic { flex-shrink: 0; width: 44px; height: 44px; border-radius: 11px; background: var(--verde-suave); color: var(--verde-oscuro); display: grid; place-items: center; }
.info-item strong { display: block; color: var(--verde-oscuro); margin-bottom: 3px; }
.info-item span, .info-item a { color: var(--texto-suave); font-size: .95rem; }

/* WhatsApp flotante */
.wa-float { position: fixed; bottom: 24px; right: 24px; z-index: 200; width: 60px; height: 60px; border-radius: 50%; background: #25d366; color: #fff; display: grid; place-items: center; box-shadow: 0 6px 20px rgba(37,211,102,.45); transition: transform .2s; }
.wa-float:hover { transform: scale(1.08); }

/* Pie */
.footer { background: var(--verde-oscuro); color: rgba(255,255,255,.82); padding: 56px 0 26px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 36px; margin-bottom: 36px; }
.footer h4 { color: #fff; margin-bottom: 16px; font-size: 1.05rem; }
.footer a { color: rgba(255,255,255,.78); transition: color .2s; }
.footer a:hover { color: var(--verde-claro); }
.footer ul { list-style: none; display: grid; gap: 9px; }
.footer-logo { display: inline-block; background: #fff; padding: 12px 18px; border-radius: 14px; margin-bottom: 16px; box-shadow: var(--sombra-suave); }
.footer-logo img { height: 52px; width: auto; display: block; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.15); padding-top: 22px; text-align: center; font-size: .88rem; color: rgba(255,255,255,.6); }

/* Responsivo */
@media (max-width: 880px) {
  .grid-3 { grid-template-columns: 1fr 1fr; }
  .galeria { grid-template-columns: 1fr 1fr; }
  .mv, .form-wrap { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .nav-links { position: absolute; top: 100%; left: 0; right: 0; background: #fff; flex-direction: column; align-items: stretch; padding: 12px; gap: 4px; box-shadow: var(--sombra); display: none; }
  .nav-links.abierto { display: flex; }
  .nav-links a { padding: 12px 16px; }
  .menu-btn { display: block; }
}
@media (max-width: 560px) {
  .grid-3, .grid-2, .galeria, .footer-grid { grid-template-columns: 1fr; }
  .franja { padding: 38px 24px; }
  .seccion { padding: 60px 0; }
}