/* muyuimpacto.com — verde bosque + lima, como la presentación */
:root {
  --bg: #09220a;
  --bg-2: #0c2b0e;
  --bg-3: #103613;
  --line: rgba(193,255,114,.16);
  --lime: #c1ff72;
  --lime-2: #aae465;
  --text: #f2f7ea;
  --muted: #a9bf9e;
  --cream: #f4f5ef;
  --ink: #0b1a0c;
  --mono: 'Space Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;
  --sans: 'Manrope', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --w: 1120px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: var(--sans); font-size: 17px; line-height: 1.6; -webkit-font-smoothing: antialiased; }
h1, h2, h3, h4 { font-family: var(--mono); font-weight: 700; letter-spacing: -.01em; line-height: 1.15; margin: 0 0 16px; }
h1 { font-size: clamp(38px, 6vw, 68px); }
h2 { font-size: clamp(26px, 3.4vw, 40px); }
h3 { font-size: 20px; } h4 { font-size: 17px; margin-bottom: 4px; }
h1 em, h2 em { font-style: normal; color: var(--lime); }
p { margin: 0 0 16px; }
a { color: var(--lime); text-decoration: none; }
strong { color: #fff; }
img { max-width: 100%; display: block; }
.wrap { width: min(var(--w), calc(100% - 40px)); margin: 0 auto; }

/* ---- Botones ---- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 14px 24px; border-radius: 999px; font-family: var(--mono); font-weight: 700; font-size: 15px; border: 1.5px solid transparent; cursor: pointer; transition: transform .12s, background .15s, color .15s; }
.btn:active { transform: scale(.98); }
.btn-lime { background: var(--lime); color: var(--ink); }
.btn-lime:hover { background: #d4ff96; }
.btn-ghost { background: rgba(9,34,10,.35); color: #fff; border-color: rgba(255,255,255,.55); backdrop-filter: blur(6px); }
.btn-ghost:hover { background: rgba(255,255,255,.12); }
.btn-ghost-dark { background: transparent; color: var(--lime); border-color: var(--lime); }
.btn-ghost-dark:hover { background: rgba(193,255,114,.1); }
.btn-block { width: 100%; }

/* ---- Navegación ---- */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 50; padding: 14px 0; transition: background .25s, box-shadow .25s; }
.nav.solid { background: rgba(9,34,10,.92); backdrop-filter: blur(10px); box-shadow: 0 1px 0 var(--line); }
.nav-in { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.brand { display: flex; align-items: center; gap: 10px; font-family: var(--mono); font-size: 19px; color: #fff; }
.brand img { width: 40px; height: 40px; }
.brand b { color: var(--lime); font-weight: 700; }
.links { display: flex; align-items: center; gap: 26px; }
.links a { color: rgba(255,255,255,.85); font-weight: 600; font-size: 15px; }
.links a:hover { color: var(--lime); }
.btn-nav { padding: 9px 16px; border-radius: 999px; border: 1.5px solid var(--lime); color: var(--lime) !important; font-family: var(--mono); font-size: 13px !important; }
.btn-nav:hover { background: var(--lime); color: var(--ink) !important; }
.burger { display: none; width: 40px; height: 40px; border: none; background: transparent; flex-direction: column; justify-content: center; gap: 5px; cursor: pointer; }
.burger span { display: block; height: 2px; background: #fff; border-radius: 2px; }

/* ---- Portada ---- */
.hero { position: relative; min-height: 100svh; display: flex; align-items: center; overflow: hidden; }
.hero-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 60% 50%; }
.hero-shade { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(9,34,10,.86) 0%, rgba(9,34,10,.62) 45%, rgba(9,34,10,.18) 100%), linear-gradient(0deg, rgba(9,34,10,1) 0%, rgba(9,34,10,0) 35%); }
.hero-in { position: relative; padding: 130px 0 100px; max-width: 700px; margin-left: max(20px, calc((100% - var(--w)) / 2)); }
.kicker { font-family: var(--mono); font-size: 13px; letter-spacing: .08em; text-transform: uppercase; color: var(--lime); margin-bottom: 22px; display: flex; align-items: center; gap: 10px; }
.kicker::before { content: ''; width: 28px; height: 1.5px; background: var(--lime); }
.lead { font-size: 19px; color: rgba(255,255,255,.88); max-width: 560px; margin-bottom: 30px; }
.cta { display: flex; gap: 12px; flex-wrap: wrap; }
.scroll { position: absolute; bottom: 26px; left: 50%; transform: translateX(-50%); color: rgba(255,255,255,.6); font-family: var(--mono); animation: bob 1.8s infinite; }
@keyframes bob { 0%, 100% { transform: translate(-50%, 0) } 50% { transform: translate(-50%, 8px) } }

/* ---- Secciones ---- */
.sec { padding: 96px 0; }
.sec-alt { background: var(--bg-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.sec-head { max-width: 760px; margin-bottom: 44px; }
.sec-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.sec-head .sub { color: var(--muted); font-size: 17px; }
.tag { display: inline-block; font-family: var(--mono); font-size: 12.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--lime); border: 1px solid var(--line); padding: 6px 12px; border-radius: 999px; margin-bottom: 18px; background: rgba(193,255,114,.05); }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.card { background: var(--bg-2); border: 1px solid var(--line); border-radius: 18px; padding: 28px; }
.card p { color: var(--muted); margin: 0; font-size: 15.5px; }
.num { font-family: var(--mono); color: var(--lime); font-size: 13px; margin-bottom: 14px; letter-spacing: .1em; }

.pillar { display: block; background: var(--bg); border: 1px solid var(--line); border-radius: 22px; padding: 34px; color: var(--text); position: relative; transition: border-color .2s, transform .2s; }
.pillar:hover { border-color: rgba(193,255,114,.5); transform: translateY(-3px); }
.pillar-n { width: 46px; height: 46px; border-radius: 50%; background: var(--lime); color: var(--ink); font-family: var(--mono); font-weight: 700; font-size: 20px; display: grid; place-items: center; margin-bottom: 20px; }
.pillar p { color: var(--muted); font-size: 16px; }
.pillar .more { font-family: var(--mono); font-size: 13px; color: var(--lime); }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.split.rev > div:first-child { order: 2; } .split.rev > :last-child { order: 1; }
.split p { color: var(--muted); }
.split p strong { color: #fff; }
sup a { color: var(--lime); font-size: 11px; }
.callout { display: flex; gap: 16px; align-items: center; background: rgba(193,255,114,.07); border: 1px solid var(--line); border-radius: 16px; padding: 18px; margin-top: 24px; font-size: 15px; color: var(--muted); }
.callout img { width: 54px; height: 54px; flex-shrink: 0; }
.callout strong { color: var(--lime); }

/* comparación */
.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.cmp { border-radius: 18px; padding: 22px; border: 1px solid var(--line); background: var(--bg-2); }
.cmp-new { border-color: rgba(193,255,114,.45); background: linear-gradient(160deg, rgba(193,255,114,.12), rgba(193,255,114,.03)); }
.cmp-head { font-family: var(--mono); font-weight: 700; font-size: 15px; margin-bottom: 14px; }
.cmp-head small { display: block; font-weight: 400; color: var(--lime); font-size: 12px; }
.cmp ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; font-size: 14.5px; color: var(--muted); }
.cmp li { display: flex; gap: 10px; align-items: flex-start; }
.cmp li span { font-family: var(--mono); font-weight: 700; flex-shrink: 0; }
.cmp-old li span { color: #e08a7a; } .cmp-new li span { color: var(--lime); }
.cmp-new li { color: var(--text); }

/* placeholders de fotos */
.ph { grid-column: 1 / -1; margin: 0; aspect-ratio: 16 / 8; border-radius: 18px; border: 1.5px dashed rgba(193,255,114,.45); background: repeating-linear-gradient(135deg, rgba(193,255,114,.05) 0 12px, transparent 12px 24px); display: grid; place-items: center; }
.ph-in { text-align: center; font-family: var(--mono); color: var(--lime); }
.ph-in b { display: block; font-size: 22px; } .ph-in span { font-size: 13px; color: var(--muted); }
.ph.filled { border: none; background: none; overflow: hidden; } .ph.filled img { width: 100%; height: 100%; object-fit: cover; }

/* pasos */
.steps { display: grid; gap: 14px; }
.step { display: flex; gap: 18px; align-items: flex-start; background: var(--bg); border: 1px solid var(--line); border-radius: 18px; padding: 20px 22px; }
.step-n { width: 38px; height: 38px; flex-shrink: 0; border-radius: 50%; border: 1.5px solid var(--lime); color: var(--lime); font-family: var(--mono); font-weight: 700; display: grid; place-items: center; }
.step p { margin: 0; font-size: 15px; color: var(--muted); }
.steps .ph { aspect-ratio: 16 / 7; margin-top: 4px; }

/* banda con foto */
.band { position: relative; min-height: 440px; display: flex; align-items: center; overflow: hidden; }
.band-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.band-shade { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(9,34,10,.92), rgba(9,34,10,.55)); }
.band-in { position: relative; padding: 70px 0; max-width: 640px; margin-left: max(20px, calc((100% - var(--w)) / 2)); }
.band-in p { font-size: 18px; color: rgba(255,255,255,.85); margin: 0; }

.checks { list-style: none; padding: 0; margin: 4px 0 28px; display: grid; gap: 10px; }
.checks li { display: flex; gap: 12px; align-items: center; font-weight: 600; }
.checks li::before { content: '✓'; font-family: var(--mono); color: var(--ink); background: var(--lime); width: 24px; height: 24px; border-radius: 50%; display: grid; place-items: center; font-size: 13px; flex-shrink: 0; }
.photo { margin: 0; border-radius: 22px; overflow: hidden; border: 1px solid var(--line); aspect-ratio: 4 / 3; }
.photo img { width: 100%; height: 100%; object-fit: cover; }

.founders { display: flex; justify-content: center; gap: 18px; flex-wrap: wrap; }
.founder { background: var(--bg); border: 1px solid var(--line); border-radius: 18px; padding: 24px 30px; text-align: center; min-width: 220px; }
.founder a { display: block; margin-top: 8px; font-size: 13px; color: inherit; opacity: .8; } .founder a:hover { opacity: 1; }
.founder b { display: block; font-family: var(--mono); font-size: 15px; } .founder span { color: var(--muted); font-size: 13px; }
.f-av { width: 64px; height: 64px; border-radius: 50%; margin: 0 auto 12px; background: linear-gradient(140deg, var(--lime), #6f8a2f); color: var(--ink); font-family: var(--mono); font-weight: 700; display: grid; place-items: center; font-size: 18px; }

/* contacto */
.contact { background: var(--bg-2); border-top: 1px solid var(--line); }
.contact-info { display: grid; gap: 14px; margin-top: 28px; }
.contact-info > div { display: grid; gap: 2px; font-weight: 600; } .contact-info span { font-family: var(--mono); font-size: 12px; color: var(--muted); letter-spacing: .08em; text-transform: uppercase; }
.form { background: var(--bg); border: 1px solid var(--line); border-radius: 22px; padding: 28px; display: grid; gap: 14px; }
.f2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
label { display: block; font-family: var(--mono); font-size: 12px; color: var(--muted); letter-spacing: .04em; }
input, select, textarea { display: block; width: 100%; margin-top: 6px; background: var(--bg-3); border: 1px solid var(--line); color: var(--text); border-radius: 12px; padding: 12px 14px; font: 500 15px var(--sans); outline: none; }
input:focus, select:focus, textarea:focus { border-color: var(--lime); box-shadow: 0 0 0 3px rgba(193,255,114,.15); }
select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23a9bf9e' stroke-width='1.6' fill='none'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; }
textarea { resize: vertical; }
.form-msg { font-family: var(--mono); font-size: 14px; text-align: center; color: var(--lime); }
.form-msg.err { color: #e08a7a; }

/* pie */
.foot { padding: 56px 0 30px; border-top: 1px solid var(--line); }
.foot-top { display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap; margin-bottom: 34px; }
.foot-links { display: flex; gap: 20px; flex-wrap: wrap; } .foot-links a { color: var(--muted); font-size: 14px; } .foot-links a:hover { color: var(--lime); }
.note { font-size: 13px; color: var(--muted); border-top: 1px solid var(--line); padding-top: 22px; max-width: 900px; }
.note sup { color: var(--lime); }
.foot-bottom { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; font-family: var(--mono); font-size: 12px; color: var(--muted); margin-top: 26px; }

/* animación de entrada */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ---- Móvil ---- */
@media (max-width: 900px) {
  .links { position: fixed; top: 68px; right: 16px; left: 16px; background: var(--bg-2); border: 1px solid var(--line); border-radius: 18px; padding: 16px; flex-direction: column; align-items: stretch; gap: 4px; display: none; box-shadow: 0 20px 50px rgba(0,0,0,.5); }
  .links.open { display: flex; }
  .links a { padding: 10px 12px; border-radius: 10px; }
  .btn-nav { text-align: center; margin-top: 8px; }
  .burger { display: flex; }
  .hero-in { padding: 120px 0 90px; }
  .grid3, .grid2, .split, .compare, .f2 { grid-template-columns: 1fr; }
  .split { gap: 32px; } .split.rev > div:first-child { order: 1; } .split.rev > :last-child { order: 2; }
  .sec { padding: 64px 0; }
  .band-in { padding: 56px 0; }
}