:root {
  --rose: #D13F6A;
  --rose-dark: #B03060;
  --rose-light: #F080A8;
  --rose-50: #fff5f8;
  --water: #0891b2;
  --water-light: #67e8f9;
  --water-50: #ecfeff;
  --solar: #d97706;
  --solar-50: #fffbeb;
  --paper: #fdfbf7;
  --paper-2: #f9f4eb;
  --ink: #1a1a26;
  --ink-2: #3a3f4f;
  --ink-3: #6b7080;
  --line: #ece7df;
  --line-2: #ddd2b8;
  --accent: #0d4f86;
  --good: #088a52;
  --sans: 'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --serif: 'Lora', 'Iowan Old Style', Georgia, serif;
  --mono: 'JetBrains Mono', ui-monospace, monospace;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.55;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color .15s; }
button { font-family: inherit; cursor: pointer; }

.container { max-width: 1240px; margin: 0 auto; padding: 0 28px; }
.container-narrow { max-width: 920px; margin: 0 auto; padding: 0 28px; }

/* ── NAV ─────────────────────────────────────── */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(253, 251, 247, 0.85);
  backdrop-filter: saturate(180%) blur(16px);
  -webkit-backdrop-filter: saturate(180%) blur(16px);
  border-bottom: 1px solid rgba(236, 231, 223, 0.6);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.18rem; letter-spacing: -0.01em; }
.brand img { height: 28px; }
.brand .dim { color: var(--ink-3); font-weight: 500; font-size: 0.92rem; }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a { font-size: 0.92rem; font-weight: 500; color: var(--ink-2); }
.nav-links a:hover { color: var(--ink); }
.nav-cta { display: flex; gap: 8px; align-items: center; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 18px; font-size: 0.92rem; font-weight: 600;
  border-radius: 10px; border: none; transition: all .15s; line-height: 1;
  white-space: nowrap;
}
.btn-primary { background: var(--ink); color: #fff; }
.btn-primary:hover { background: #000; transform: translateY(-1px); }
.btn-rose { background: var(--rose); color: #fff; }
.btn-rose:hover { background: var(--rose-dark); transform: translateY(-1px); }
.btn-ghost { background: transparent; color: var(--ink); border: 1px solid var(--line); }
.btn-ghost:hover { background: var(--paper-2); }
.btn-lg { padding: 14px 26px; font-size: 1rem; border-radius: 12px; }
.btn-block { display: flex; width: 100%; }
.menu-btn { display: none; background: transparent; border: none; padding: 8px; color: var(--ink); }
.mobile-only-login,
.mobile-only-link { display: none; }
@media (max-width: 920px) {
  .mobile-only-login { display: block !important; padding: 12px 4px !important; border-top: 1px solid var(--line); margin-top: 4px; }
  .mobile-only-link { display: block !important; padding: 10px 4px !important; }
}

@media (max-width: 920px) {
  .nav-links { display: none; }
  .nav-links.open {
    display: flex; flex-direction: column; gap: 4px; align-items: stretch;
    position: absolute; top: 64px; left: 0; right: 0;
    background: var(--paper); border-bottom: 1px solid var(--line); padding: 14px 28px;
  }
  .nav-links.open a { padding: 10px 4px; }
  .menu-btn { display: block; }
  /* Mantener botón "Iniciar sesión" visible en mobile — más compacto */
  .nav-cta .btn-ghost { padding: 8px 12px; font-size: 0.85rem; }
  .nav-cta .btn-rose { padding: 8px 14px; font-size: 0.85rem; }
}
@media (max-width: 480px) {
  /* Pantallas chicas (iPhone SE, etc) — esconder "Crear cuenta" del top, queda en hero y footer */
  .nav-cta .btn-rose { display: none; }
  .nav-cta .btn-ghost { padding: 8px 14px; font-size: 0.9rem; }
}

/* ── HERO ─────────────────────────────────────── */
.hero {
  position: relative;
  padding: 96px 0 80px;
  background:
    radial-gradient(60% 60% at 80% 0%, rgba(209, 63, 106, 0.08) 0%, transparent 70%),
    radial-gradient(50% 50% at 10% 30%, rgba(8, 145, 178, 0.06) 0%, transparent 70%),
    linear-gradient(180deg, var(--paper) 0%, var(--paper-2) 100%);
  overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(209, 63, 106, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(209, 63, 106, 0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(180deg, black 0%, transparent 80%);
  -webkit-mask-image: linear-gradient(180deg, black 0%, transparent 80%);
}
.hero-inner { position: relative; text-align: center; max-width: 920px; margin: 0 auto; padding: 0 28px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px; border-radius: 999px;
  background: rgba(209, 63, 106, 0.08); color: var(--rose-dark);
  font-size: 0.82rem; font-weight: 600; font-family: var(--mono);
  margin-bottom: 22px;
}
.eyebrow .dot { width: 6px; height: 6px; background: var(--rose); border-radius: 50%; animation: pulse 1.8s infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: .35; } }

h1.headline {
  font-size: clamp(2.6rem, 6vw, 4.4rem);
  font-weight: 800; letter-spacing: -0.025em; line-height: 1.05;
  color: var(--ink); margin-bottom: 22px;
}
.headline em {
  font-style: normal; font-family: var(--serif); font-weight: 500;
  background: linear-gradient(120deg, var(--rose), var(--water));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.lead {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: var(--ink-2); max-width: 680px; margin: 0 auto 36px; line-height: 1.55;
}
.hero-ctas { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-bottom: 24px; }
.hero-mini {
  display: inline-flex; align-items: center; gap: 8px; flex-wrap: wrap;
  font-size: 0.85rem; color: var(--ink-3); margin-top: 8px;
  justify-content: center;
}
.hero-mini .check { color: var(--good); font-weight: 700; }

/* ── STAT STRIP ──────────────────────────────── */
.stats {
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  background: #fff; padding: 28px 0;
}
.stats-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
.stat-num {
  font-family: var(--mono); font-size: 1.85rem; font-weight: 700;
  letter-spacing: -0.015em; color: var(--ink); line-height: 1;
}
.stat-label {
  font-size: 0.78rem; color: var(--ink-3); text-transform: uppercase;
  letter-spacing: 0.08em; font-weight: 600; margin-top: 8px;
}
@media (max-width: 720px) {
  .stats-row { grid-template-columns: repeat(2, 1fr); gap: 24px 18px; }
}

/* ── SECTION HEADER ──────────────────────────── */
.section { padding: 96px 0; }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 56px; }
.section-eyebrow {
  font-size: 0.82rem; font-weight: 700; text-transform: uppercase;
  color: var(--rose); letter-spacing: 0.1em; margin-bottom: 14px;
  font-family: var(--mono);
}
h2 {
  font-size: clamp(1.9rem, 3.6vw, 2.8rem); font-weight: 800;
  letter-spacing: -0.02em; line-height: 1.1; color: var(--ink); margin-bottom: 16px;
}
h2 .accent { color: var(--rose); }
h2 em { font-style: normal; font-family: var(--serif); font-weight: 500; color: var(--ink-2); }
.section-sub { font-size: 1.08rem; color: var(--ink-2); line-height: 1.6; }

/* ── VERTICALES ──────────────────────────────── */
.verticals-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
@media (max-width: 880px) { .verticals-grid { grid-template-columns: 1fr; } }

.v-card {
  background: #fff; border-radius: 20px; padding: 36px;
  border: 1px solid var(--line); display: flex; flex-direction: column;
  transition: all .25s; position: relative; overflow: hidden;
}
.v-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
}
.v-card.solar::before { background: linear-gradient(90deg, var(--solar), #fbbf24); }
.v-card.water::before { background: linear-gradient(90deg, var(--water), var(--water-light)); }
.v-card:hover { transform: translateY(-4px); border-color: var(--ink-2); box-shadow: 0 20px 40px -20px rgba(26, 26, 38, 0.12); }

.v-tag {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 12px; border-radius: 6px; font-size: 0.78rem; font-weight: 700;
  font-family: var(--mono); letter-spacing: 0.05em; margin-bottom: 18px;
  text-transform: uppercase;
}
.v-card.solar .v-tag { background: var(--solar-50); color: var(--solar); }
.v-card.water .v-tag { background: var(--water-50); color: var(--water); }

.v-name { font-size: 1.65rem; font-weight: 800; letter-spacing: -0.01em; margin-bottom: 8px; }
.v-desc { color: var(--ink-2); margin-bottom: 24px; min-height: 72px; }
.v-price-block { padding: 20px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); margin-bottom: 20px; }
.v-price-row { display: flex; justify-content: space-between; align-items: baseline; }
.v-price { font-family: var(--mono); font-size: 1.85rem; font-weight: 700; letter-spacing: -0.01em; }
.v-card.solar .v-price { color: var(--solar); }
.v-card.water .v-price { color: var(--water); }
.v-price-cap { font-size: 0.85rem; color: var(--ink-3); margin-top: 4px; }

.v-feats { list-style: none; padding: 0; margin: 0 0 26px; flex-grow: 1; }
.v-feats li { display: flex; gap: 10px; padding: 7px 0; font-size: 0.95rem; color: var(--ink-2); align-items: flex-start; }
.v-feats li::before { content: '→'; color: var(--rose); font-weight: 700; flex-shrink: 0; }
.v-card.water .v-feats li::before { color: var(--water); }
.v-card.solar .v-feats li::before { color: var(--solar); }

/* ── HOW IT WORKS ────────────────────────────── */
.how-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; counter-reset: step; }
@media (max-width: 880px) { .how-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 540px) { .how-grid { grid-template-columns: 1fr; } }
.how-card { padding: 28px; background: #fff; border: 1px solid var(--line); border-radius: 16px; counter-increment: step; position: relative; }
.how-card::before {
  content: counter(step, decimal-leading-zero);
  position: absolute; top: 24px; right: 24px;
  font-family: var(--mono); font-size: 0.78rem; font-weight: 700;
  color: var(--rose); opacity: .6;
}
.how-icon { font-size: 1.8rem; margin-bottom: 14px; display: inline-block; }
.how-title { font-size: 1.05rem; font-weight: 700; margin-bottom: 8px; }
.how-desc { font-size: 0.92rem; color: var(--ink-3); line-height: 1.55; }

/* ── WHY ─────────────────────────────────────── */
.why-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
@media (max-width: 880px) { .why-grid { grid-template-columns: 1fr; } }
.why-card {
  padding: 32px; background: #fff; border: 1px solid var(--line); border-radius: 16px;
  transition: all .2s;
}
.why-card:hover { border-color: var(--rose); transform: translateY(-2px); }
.why-icon {
  width: 44px; height: 44px; border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  background: var(--rose-50); color: var(--rose); font-size: 1.4rem;
  margin-bottom: 18px;
}
.why-title { font-size: 1.15rem; font-weight: 700; margin-bottom: 8px; }
.why-desc { font-size: 0.95rem; color: var(--ink-2); line-height: 1.6; }

/* ── COMPARISON ──────────────────────────────── */
.compare-section { background: var(--ink); color: #fff; padding: 96px 0; position: relative; overflow: hidden; }
.compare-section::before {
  content: ''; position: absolute; inset: 0;
  background-image: radial-gradient(circle at 80% 20%, rgba(209, 63, 106, 0.12), transparent 50%),
                    radial-gradient(circle at 20% 80%, rgba(8, 145, 178, 0.1), transparent 50%);
}
.compare-section .section-head { position: relative; }
.compare-section h2 { color: #fff; }
.compare-section h2 em { color: rgba(255,255,255,0.6); }
.compare-section .section-sub { color: rgba(255,255,255,0.7); }
.compare-section .section-eyebrow { color: var(--rose-light); }

.compare-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; max-width: 980px; margin: 0 auto; position: relative; }
@media (max-width: 720px) { .compare-grid { grid-template-columns: 1fr; } }
.compare-card { padding: 32px; border-radius: 16px; border: 1px solid rgba(255,255,255,0.1); }
.compare-card.bad { background: rgba(255,255,255,0.03); }
.compare-card.good { background: linear-gradient(135deg, rgba(209, 63, 106, 0.18), rgba(8, 145, 178, 0.1)); border-color: var(--rose); }
.compare-title { font-size: 1.15rem; font-weight: 700; margin-bottom: 18px; display: flex; align-items: center; gap: 8px; }
.compare-card.bad .compare-title { color: rgba(255,255,255,0.6); }
.compare-list { list-style: none; padding: 0; }
.compare-list li { padding: 10px 0 10px 28px; position: relative; color: rgba(255,255,255,0.85); }
.compare-card.bad .compare-list li::before { content: '✕'; position: absolute; left: 0; color: #ef4444; font-weight: 700; }
.compare-card.good .compare-list li::before { content: '✓'; position: absolute; left: 0; color: #10b981; font-weight: 700; }

/* ── FAQ ─────────────────────────────────────── */
.faq-list { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; gap: 10px; }
.faq-item { background: #fff; border: 1px solid var(--line); border-radius: 12px; overflow: hidden; transition: border-color .15s; }
.faq-item:hover { border-color: var(--ink-3); }
.faq-q { width: 100%; padding: 22px 24px; background: transparent; border: none; text-align: left; display: flex; justify-content: space-between; align-items: center; gap: 18px; font-size: 1rem; font-weight: 600; color: var(--ink); font-family: inherit; }
.faq-icon { width: 24px; height: 24px; border-radius: 50%; background: var(--paper-2); display: flex; align-items: center; justify-content: center; font-weight: 700; color: var(--ink-2); transition: all .2s; flex-shrink: 0; }
.faq-item.open .faq-icon { background: var(--rose); color: #fff; transform: rotate(45deg); }
.faq-a { padding: 0 24px 22px; color: var(--ink-2); line-height: 1.65; display: none; font-size: 0.95rem; }
.faq-item.open .faq-a { display: block; }

/* ── CTA ─────────────────────────────────────── */
.cta-section {
  text-align: center; padding: 96px 0;
  background: linear-gradient(135deg, var(--ink) 0%, #2d2d44 100%);
  color: #fff; position: relative; overflow: hidden;
}
.cta-section::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(50% 60% at 50% 50%, rgba(209, 63, 106, 0.18), transparent 70%);
}
.cta-section h2 { color: #fff; max-width: 720px; margin: 0 auto 18px; position: relative; }
.cta-section h2 em { color: rgba(255,255,255,0.5); }
.cta-section .section-sub { color: rgba(255,255,255,0.78); max-width: 580px; margin: 0 auto 32px; position: relative; }
.cta-section .section-eyebrow { color: var(--rose-light); position: relative; }
.cta-section .hero-ctas { position: relative; }

/* ── FOOTER ──────────────────────────────────── */
footer.site {
  background: #0e0e1a; color: #aab; padding: 64px 0 32px; font-size: 0.9rem;
}
footer.site a { color: #aab; }
footer.site a:hover { color: #fff; }
.foot-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
@media (max-width: 720px) { .foot-grid { grid-template-columns: 1fr 1fr; gap: 32px; } }
.foot-brand { color: #fff; font-weight: 800; font-size: 1.15rem; letter-spacing: -0.01em; margin-bottom: 12px; display: flex; align-items: center; gap: 10px; }
.foot-brand img { height: 26px; filter: brightness(1.4); }
.foot-tag { color: #889; line-height: 1.6; max-width: 320px; }
.foot-col h4 { color: #fff; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 14px; font-weight: 700; }
.foot-col ul { list-style: none; padding: 0; }
.foot-col li { padding: 4px 0; }
.foot-bottom { border-top: 1px solid #2a2a3e; padding-top: 24px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 16px; color: #667; font-size: 0.82rem; }

/* ── PROGRAMA EXCLUSIVO ─────────────────────── */
.exclusive-section {
  background: linear-gradient(180deg, var(--paper) 0%, #faf6ed 100%);
  position: relative;
}
.exclusive-eyebrow {
  background: linear-gradient(135deg, #d4af37, #f0c040) !important;
  color: #2a1810 !important;
  font-weight: 800 !important;
}
.exclusive-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 24px; max-width: 1100px; margin: 0 auto;
}
@media (max-width: 880px) { .exclusive-grid { grid-template-columns: 1fr; } }
.exclusive-card {
  background: #fff; border: 1px solid var(--line); border-radius: 20px; padding: 36px 32px;
  position: relative; box-shadow: 0 10px 30px -15px rgba(0,0,0,0.08);
  transition: transform .3s ease, box-shadow .3s ease;
}
.exclusive-card:hover { transform: translateY(-4px); box-shadow: 0 20px 50px -20px rgba(0,0,0,0.15); }
.exclusive-card.solar-exc { border-top: 4px solid #d97706; }
.exclusive-card.water-exc { border-top: 4px solid #0891b2; }
.exc-tag {
  display: inline-block; background: rgba(212, 175, 55, 0.12); color: #8b6f15;
  padding: 6px 14px; border-radius: 100px; font-size: 0.78rem; font-weight: 700; letter-spacing: 0.04em;
  margin-bottom: 20px;
}
.exc-price {
  font-size: 2.4rem; font-weight: 800; color: var(--ink); letter-spacing: -1px; line-height: 1;
  margin-bottom: 4px;
}
.exc-price-sub { font-size: 0.95rem; color: var(--ink-2); font-weight: 500; margin-left: 6px; }
.exc-bonus {
  display: inline-block; background: rgba(8, 138, 82, 0.1); color: #088a52;
  padding: 5px 12px; border-radius: 100px; font-size: 0.78rem; font-weight: 700;
  margin-bottom: 22px;
}
.exc-feats {
  list-style: none; padding: 0; margin: 0 0 28px; color: var(--ink-2); font-size: 0.93rem;
}
.exc-feats li {
  padding: 9px 0 9px 26px; position: relative; line-height: 1.55;
  border-bottom: 1px solid #f3eee5;
}
.exc-feats li:last-child { border-bottom: none; }
.exc-feats li::before {
  content: '✓'; position: absolute; left: 0; top: 9px;
  color: #d4af37; font-weight: 800;
}
.exc-feats strong { color: var(--ink); }
.exc-footnote {
  text-align: center; color: var(--ink-2); font-size: 0.92rem;
  max-width: 720px; margin: 32px auto 0; line-height: 1.7;
}
.exc-footnote strong { color: var(--ink); }

/* ── PARTNERSHIP / AGENCIAS ────────────────── */
.partner-section {
  background: var(--paper-2);
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.partner-eyebrow {
  background: linear-gradient(135deg, #0891b2, #06b6d4) !important;
  color: #fff !important; font-weight: 700 !important;
}
.partner-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 24px; max-width: 1100px; margin: 0 auto;
}
@media (max-width: 880px) { .partner-grid { grid-template-columns: 1fr; } }
.partner-card {
  background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 32px 28px;
  position: relative; transition: transform .3s ease, box-shadow .3s ease;
}
.partner-card:hover { transform: translateY(-3px); box-shadow: 0 14px 34px -18px rgba(0,0,0,0.12); }
.partner-card.featured {
  border-color: #d13f6a; box-shadow: 0 10px 30px -15px rgba(209, 63, 106, 0.18);
  background: linear-gradient(180deg, #fff 0%, #fff8f9 100%);
}
.partner-badge {
  position: absolute; top: -10px; right: 24px;
  background: linear-gradient(135deg, #d13f6a, #b03060);
  color: #fff; font-size: 0.72rem; font-weight: 800; letter-spacing: 0.05em;
  padding: 5px 12px; border-radius: 100px; text-transform: uppercase;
  box-shadow: 0 4px 12px rgba(209, 63, 106, 0.3);
}
.partner-icon { font-size: 2rem; margin-bottom: 14px; }
.partner-tag {
  display: inline-block; background: rgba(8, 145, 178, 0.1); color: #0e7490;
  padding: 4px 11px; border-radius: 100px; font-size: 0.72rem; font-weight: 700;
  letter-spacing: 0.04em; margin-bottom: 14px; text-transform: uppercase;
}
.partner-card.featured .partner-tag {
  background: rgba(209, 63, 106, 0.1); color: #b03060;
}
.partner-title {
  font-size: 1.35rem; font-weight: 800; color: var(--ink); margin-bottom: 12px;
  line-height: 1.25; letter-spacing: -0.01em;
}
.partner-desc {
  color: var(--ink-2); font-size: 0.95rem; line-height: 1.65; margin-bottom: 20px;
}
.partner-feats {
  list-style: none; padding: 0; margin: 0 0 24px; color: var(--ink-2); font-size: 0.92rem;
}
.partner-feats li {
  padding: 8px 0 8px 24px; position: relative; line-height: 1.55;
  border-bottom: 1px solid var(--paper-2);
}
.partner-feats li:last-child { border-bottom: none; }
.partner-feats li::before {
  content: '→'; position: absolute; left: 0; top: 8px;
  color: #d13f6a; font-weight: 800;
}
.partner-feats strong { color: var(--ink); }
.partner-cta {
  text-align: center; max-width: 580px; margin: 36px auto 0;
  padding: 22px 28px; background: #fff; border: 1px solid var(--line);
  border-radius: 14px;
}
.partner-cta p { color: var(--ink-2); font-size: 0.95rem; line-height: 1.65; margin-bottom: 10px; }
.partner-cta-link {
  font-weight: 800; color: #d13f6a; font-size: 1rem;
  text-decoration: none; transition: color .2s ease;
}
.partner-cta-link:hover { color: #b03060; }

/* ── SCROLL REVEAL ───────────────────────────── */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity .6s ease-out, transform .6s ease-out; }
.reveal.in { opacity: 1; transform: none; }