/* ============================================================
   BIZSAPIENS — Landing · v6
   Sistema espejo de agrosapiens.com.ar con identidad propia
   v6: hero con fondo negro (espejo del autodiagnóstico)
   v5: sección claim B2B2Grow gigante entre Casos y Contacto
       (se elimina la apertura animada del hero)
   v3: Casos con altura de foto fija (220px, recorte garantizado)
       y logos de casos forzados a blanco por CSS
   ============================================================ */

:root {
  --bz-green:     #BED612;
  --bz-green-dk:  #9AB00C;   /* hover / bordes sobre claro */
  --bz-green-soft:#F3F7D9;   /* fondos suaves con tinte verde */
  --bz-black:     #101207;   /* negro con matiz verde */
  --bz-dark:      #1A1D0F;
  --bz-graphite:  #3C3F33;
  --bz-smoke:     #F5F6F0;
  --bz-slate:     #6B6F60;
  --bz-white:     #FFFFFF;

  --font-main: 'Rubik', sans-serif;
  --wrap: 1120px;
}

* { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior:auto; }
  * { animation:none !important; transition:none !important; }
}

body {
  font-family: var(--font-main);
  color: var(--bz-black);
  background: var(--bz-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }

h1,h2,h3 { line-height:1.15; font-weight:700; }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); margin-bottom: 20px; }
a { color: inherit; }

/* ---------- Eyebrow ---------- */
.eyebrow {
  display:inline-block;
  font-size:.8rem; font-weight:600; letter-spacing:.14em; text-transform:uppercase;
  color: var(--bz-graphite);
  border-left: 4px solid var(--bz-green);
  padding-left: 10px;
  margin-bottom: 18px;
}
.eyebrow-dark { color:#D9DDC8; }

/* ---------- Botones ---------- */
.btn {
  display:inline-block;
  padding: 14px 28px;
  border-radius: 4px;
  font-weight:600; font-size:1rem;
  text-decoration:none;
  border:2px solid transparent;
  cursor:pointer;
  transition: background .2s, color .2s, border-color .2s;
}
.btn-primary { background: var(--bz-black); color: var(--bz-green); }
.btn-primary:hover { background: var(--bz-dark); }
.btn-ghost { border-color: var(--bz-black); color: var(--bz-black); background:transparent; }
.btn-ghost:hover { background: var(--bz-black); color: var(--bz-white); }
.btn-green { background: var(--bz-green); color: var(--bz-black); }
.btn-green:hover { background: #D0E63A; }

/* ---------- Nav ---------- */
#nav {
  position:sticky; top:0; z-index:50;
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(6px);
  border-bottom:1px solid #E7E9DC;
}
#nav .wrap { display:flex; align-items:center; justify-content:space-between; height:68px; }
#nav .logo img { height:34px; display:block; }
#menu { display:flex; gap:28px; list-style:none; align-items:center; }
#menu a { text-decoration:none; font-weight:500; font-size:.95rem; color:var(--bz-graphite); }
#menu a:hover { color:var(--bz-black); }
#menu .cta-mini {
  background:var(--bz-green); color:var(--bz-black);
  padding:8px 18px; border-radius:4px; font-weight:600;
}
#menu .cta-mini:hover { background:#D0E63A; }
#burger { display:none; background:none; border:none; cursor:pointer; }
#burger span { display:block; width:24px; height:2px; background:var(--bz-black); margin:5px 0; }

/* ---------- Hero (fondo negro, espejo del autodiagnóstico) ---------- */
.hero { padding: 96px 0 88px; background: var(--bz-black); color: var(--bz-white); }
.hero .intro { display:flex; flex-wrap:wrap; gap:8px 22px; margin-bottom:28px; }
.hero .intro span {
  font-size:.9rem; font-weight:500; color:#C9CDB8;
}
.hero .intro span::before {
  content:""; display:inline-block; width:8px; height:8px; border-radius:50%;
  background:var(--bz-green); margin-right:8px; vertical-align:middle;
}
.hero .claim {
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  font-weight:900; letter-spacing:-.01em;
  margin-bottom:24px;
  color: var(--bz-white);
}
.hero .claim em {
  font-style:normal;
  color: var(--bz-green);
}
.hero .sub { max-width: 720px; font-size:1.15rem; color:#C9CDB8; margin-bottom:36px; }
.hero .actions { display:flex; gap:16px; flex-wrap:wrap; }
.hero .btn-primary { background: var(--bz-green); color: var(--bz-black); }
.hero .btn-primary:hover { background: #D0E63A; }
.hero .btn-ghost { border-color: var(--bz-white); color: var(--bz-white); }
.hero .btn-ghost:hover { background: var(--bz-white); color: var(--bz-black); }

/* ---------- El enfoque ---------- */
.enfoque { padding: 88px 0; background: var(--bz-smoke); }
.enfoque .grid { display:grid; grid-template-columns: 1fr 1.4fr; gap:48px; }
.enfoque p { margin-bottom:18px; color:var(--bz-graphite); }
.enfoque strong { color:var(--bz-black); }

/* ---------- Pregunta espejo ---------- */
.pregunta {
  padding: 96px 0;
  background: var(--bz-black);
  color: var(--bz-white);
  text-align:left;
}
.pregunta blockquote {
  font-size: clamp(1.5rem, 3.4vw, 2.4rem);
  font-weight:700; line-height:1.3;
  color: var(--bz-green);
  max-width: 900px;
  margin-bottom: 28px;
}
.pregunta-nota { max-width:640px; color:#C9CDB8; margin-bottom:32px; }

/* ---------- Qué hacemos ---------- */
.servicios { padding: 88px 0; }
.servicios .cards {
  display:grid; grid-template-columns: repeat(3, 1fr); gap:24px; margin-top:36px;
}
.card {
  background:var(--bz-white);
  border:1px solid #E7E9DC;
  border-top:4px solid var(--bz-green);
  border-radius:6px;
  padding:28px 24px;
}
.card h3 { font-size:1.1rem; margin-bottom:10px; }
.card p { font-size:.95rem; color:var(--bz-graphite); }
.card .mas {
  display:inline-block; margin-top:14px;
  font-weight:600; font-size:.95rem; text-decoration:none;
  color:var(--bz-black);
  border-bottom:2px solid var(--bz-green);
}
.card-destacada { background:var(--bz-green-soft); border-color:var(--bz-green); }

/* ---------- Experiencia ---------- */
.experiencia { padding: 88px 0; background: var(--bz-smoke); }
.experiencia .lead { max-width:760px; color:var(--bz-graphite); margin-bottom:28px; }
.logos-ref { display:flex; flex-direction:column; gap:10px; margin-bottom:32px; font-size:.9rem; color:var(--bz-graphite); }
.logos-ref > span { display:flex; align-items:flex-start; gap:10px; max-width:720px; }
.logos-ref i { flex:0 0 12px; width:12px; height:12px; border-radius:50%; margin-top:5px; }
.logos-ref .i-new { background:var(--bz-green); }
.logos-ref .i-re { background:var(--bz-graphite); }
.logos {
  display:grid; grid-template-columns: repeat(6, 1fr); gap:12px;
}
.logos .cell {
  position:relative;
  background:var(--bz-white);
  border:1px solid #E7E9DC; border-radius:6px;
  display:flex; align-items:center; justify-content:center;
  aspect-ratio: 3 / 2; padding:16px;
}
.logos .cell img { max-width:100%; max-height:100%; object-fit:contain; filter:grayscale(1); opacity:.75; transition:filter .2s, opacity .2s; }
.logos .cell:hover img { filter:none; opacity:1; }
.logos .cell[data-tag]::after {
  content: attr(data-tag);
  position:absolute; bottom:6px; left:50%; transform:translateX(-50%);
  font-size:.62rem; font-weight:600; white-space:nowrap;
  background:var(--bz-green); color:var(--bz-black);
  padding:2px 8px; border-radius:10px;
  opacity:0; transition:opacity .2s;
}
.logos .cell[data-tag]:hover::after { opacity:1; }

/* ---------- Casos (fondo negro, espejo Agrosapiens) ---------- */
.casos { padding: 88px 0; background: var(--bz-black); color: var(--bz-white); }
.casos .eyebrow { color:#D9DDC8; }
.casos h2 { color: var(--bz-white); }
.slider { position:relative; margin-top:32px; }
.cnav {
  position:absolute; top:40%; z-index:5;
  width:42px; height:42px; border-radius:50%;
  border:1px solid #33381F; background:var(--bz-dark);
  font-size:1.4rem; cursor:pointer; color:var(--bz-white);
  display:flex; align-items:center; justify-content:center;
}
.cnav:hover { background:var(--bz-green); border-color:var(--bz-green); color:var(--bz-black); }
.cnav.prev { left:-12px; }
.cnav.next { right:-12px; }
#casos-track {
  display:flex; gap:20px;
  overflow-x:auto; scroll-snap-type:x mandatory;
  padding-bottom:8px;
  scrollbar-width:none;
}
#casos-track::-webkit-scrollbar { display:none; }
.caso {
  flex:0 0 320px; scroll-snap-align:start;
  text-decoration:none;
  background:var(--bz-dark);
  border:1px solid #2A2E1C; border-radius:8px;
  overflow:hidden;
  display:flex; flex-direction:column;
  transition: border-color .2s, transform .2s;
}
.caso:hover { border-color:var(--bz-green); transform: translateY(-3px); }
.caso-img { position:relative; height:220px; overflow:hidden; background:#14170B; }
.caso-img.ph { background: repeating-linear-gradient(45deg, #14170B, #14170B 12px, var(--bz-dark) 12px, var(--bz-dark) 24px); }
.caso-img .foto {
  position:absolute; inset:0;
  width:100%; height:100%; object-fit:cover; display:block;
  filter:grayscale(1) brightness(.55);
  transition: filter .25s;
}
.caso:hover .caso-img .foto { filter:grayscale(1) brightness(.75); }
.caso-img .marca {
  position:absolute; top:50%; left:50%;
  transform: translate(-50%, -50%);
  width:auto; height:auto;
  max-height:56px; max-width:55%;
  background:none; border-radius:0; padding:0;
  filter: brightness(0) invert(1) drop-shadow(0 2px 8px rgba(0,0,0,.6));
}
.caso-img::after {
  content:""; position:absolute; bottom:14px; left:20px;
  width:44px; height:3px; background:var(--bz-green);
}
.caso-body { padding:18px 20px 22px; display:flex; flex-direction:column; gap:8px; }
.caso-body .tag {
  align-self:flex-start;
  font-size:.78rem; font-weight:700; letter-spacing:.12em; text-transform:uppercase;
  background:none; color:var(--bz-green);
  padding:0; border-radius:0;
}
.caso-body p { font-weight:500; color:var(--bz-white); }
.caso-body .ver { font-size:.85rem; font-weight:600; color:var(--bz-green); margin-top:auto; }
.caso:hover .ver { text-decoration: underline; }

/* ---------- Claim B2B2Grow ---------- */
.claimb2 { padding: 110px 0 100px; background: var(--bz-white); }
.claimb2 .grande {
  font-weight:900; line-height:1; letter-spacing:-.02em;
  font-size: clamp(3.2rem, 9.5vw, 8.5rem);
  color: var(--bz-graphite);
}
.claimb2 .grande .grow {
  color: var(--bz-black);
  background: linear-gradient(transparent 62%, var(--bz-green) 62%);
}
.claimb2 .baja {
  margin-top:18px;
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  font-weight:600; color: var(--bz-slate);
}

/* ---------- Contacto ---------- */
.contacto { padding: 88px 0; background: var(--bz-smoke); }
.contacto .grid { display:grid; grid-template-columns: 1fr 1fr; gap:56px; align-items:start; }
.contacto .lead { color:var(--bz-graphite); margin-bottom:16px; }
.contacto .alt a { font-weight:600; }
#leadform { display:flex; flex-direction:column; gap:12px; }
#leadform input, #leadform textarea {
  font-family:var(--font-main); font-size:1rem;
  padding:13px 16px;
  border:1px solid #D9DCC9; border-radius:4px;
  background:var(--bz-white); color:var(--bz-black);
}
#leadform input:focus, #leadform textarea:focus {
  outline:2px solid var(--bz-green); outline-offset:1px; border-color:var(--bz-green-dk);
}
#leadform .check { display:flex; align-items:center; gap:10px; font-size:.95rem; color:var(--bz-graphite); }
#leadform .check input { accent-color: var(--bz-green-dk); width:18px; height:18px; }
#leadform .hp { position:absolute; left:-9999px; }
#formmsg { font-size:.9rem; font-weight:500; min-height:1.2em; }
#formmsg.ok { color:#5A7A08; }
#formmsg.err { color:#B4321E; }

/* ---------- Footer ---------- */
footer { background: var(--bz-black); color:#C9CDB8; padding: 48px 0; }
footer .foot-brand { display:flex; align-items:center; gap:18px; margin-bottom:14px; flex-wrap:wrap; }
footer .logo img { height:30px; display:block; }
footer .claim-foot { font-weight:600; color: var(--bz-green); }
footer a { color:var(--bz-white); }

/* ---------- Focus visible ---------- */
a:focus-visible, button:focus-visible {
  outline:2px solid var(--bz-green); outline-offset:2px;
}

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .servicios .cards { grid-template-columns: repeat(2, 1fr); }
  .logos { grid-template-columns: repeat(4, 1fr); }
  .enfoque .grid, .contacto .grid { grid-template-columns: 1fr; gap:28px; }
}
@media (max-width: 680px) {
  #menu {
    display:none;
    position:absolute; top:68px; left:0; right:0;
    background:var(--bz-white);
    flex-direction:column; gap:0;
    border-bottom:1px solid #E7E9DC;
    padding:12px 24px 20px;
  }
  #menu.open { display:flex; }
  #menu li { padding:10px 0; }
  #burger { display:block; }
  .hero { padding:64px 0 56px; }
  .servicios .cards { grid-template-columns: 1fr; }
  .logos { grid-template-columns: repeat(3, 1fr); }
  .caso { flex:0 0 85%; }
  .cnav { display:none; }
}