/* WHapp landing — misma paleta y tipografía que la app (tailwind.config del frontend). */
:root {
  --wh-50: #FFF7ED; --wh-100: #FFEDD5; --wh-200: #FED7AA; --wh-500: #F97316;
  --wh-700: #D97706; --wh-800: #B45309; --wh-900: #92400E;
  --ink-50: #F8FAFC; --ink-100: #F1F5F9; --ink-200: #E2E8F0; --ink-300: #CBD5E1;
  --ink-400: #94A3B8; --ink-500: #64748B; --ink-600: #475569; --ink-700: #334155;
  --ink-800: #1E293B; --ink-900: #0F172A;
  --sans: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --display: 'Plus Jakarta Sans', 'Inter', system-ui, sans-serif;
  --shadow-card: 0 1px 3px 0 rgb(15 23 42 / .06), 0 1px 2px -1px rgb(15 23 42 / .04);
  --shadow-pop: 0 8px 24px -8px rgb(15 23 42 / .12);
  --radius: 14px;
  --wrap: 1120px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { transition: none !important; animation: none !important; } }
body { margin: 0; font-family: var(--sans); color: var(--ink-800); background: #fff; line-height: 1.55; font-size: 16px; }
h1, h2, h3 { font-family: var(--display); color: var(--ink-900); line-height: 1.15; margin: 0; letter-spacing: -0.01em; }
h1 { font-size: clamp(2rem, 4.6vw, 3.25rem); font-weight: 800; }
h2 { font-size: clamp(1.6rem, 3.2vw, 2.25rem); font-weight: 800; max-width: 760px; }
h3 { font-size: 1.125rem; font-weight: 700; }
p { margin: 0; }
a { color: inherit; }
ul, ol { margin: 0; padding: 0; list-style: none; }
img { max-width: 100%; display: block; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }
.wrap.narrow { max-width: 760px; }
.center { text-align: center; }
.skip { position: absolute; left: -999px; top: 8px; background: #fff; padding: 8px 12px; border-radius: 8px; z-index: 100; }
.skip:focus { left: 12px; }

/* Botones */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font-weight: 600; padding: 12px 20px; border-radius: 10px; text-decoration: none; border: 1px solid transparent; transition: background .15s, color .15s, border-color .15s, transform .15s; cursor: pointer; font-size: 15px; }
.btn:active { transform: translateY(1px); }
.btn-sm { padding: 8px 14px; font-size: 14px; }
.btn-primary { background: var(--wh-700); color: #fff; }
.btn-primary:hover { background: var(--wh-800); }
.btn-ghost { border-color: var(--ink-300); color: var(--ink-800); background: #fff; }
.btn-ghost:hover { border-color: var(--wh-700); color: var(--wh-700); }
.btn-outline { border-color: var(--ink-300); color: var(--ink-900); background: #fff; }
.btn-outline:hover { border-color: var(--wh-700); color: var(--wh-700); }
.btn-light { background: #fff; color: var(--wh-700); }
.btn-light:hover { background: var(--wh-50); }
.link { color: var(--wh-700); font-weight: 600; text-decoration: none; }
.link:hover { text-decoration: underline; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 30; background: rgba(255,255,255,.92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--ink-100); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 16px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-family: var(--display); font-weight: 700; color: var(--ink-900); }
.brand-mark { width: 36px; height: 36px; border-radius: 10px; background: linear-gradient(135deg, var(--wh-700), var(--wh-900)); color: #fff; display: inline-flex; align-items: center; justify-content: center; font-weight: 800; font-size: 14px; }
.brand.small { font-weight: 500; font-family: var(--sans); color: var(--ink-500); font-size: 14px; }
.brand.small .brand-mark { width: 28px; height: 28px; font-size: 11px; border-radius: 7px; }
.menu { display: flex; align-items: center; gap: 22px; font-size: 14px; font-weight: 500; }
.menu a { text-decoration: none; color: var(--ink-700); }
.menu a:hover { color: var(--wh-700); }
.menu .btn { color: #fff; }
.menu-btn { display: none; background: none; border: 0; width: 44px; height: 44px; padding: 10px; cursor: pointer; }
.menu-btn span { display: block; height: 2px; background: var(--ink-800); margin: 5px 0; border-radius: 2px; }
@media (max-width: 820px) {
  .menu-btn { display: block; }
  .menu { display: none; position: absolute; left: 0; right: 0; top: 64px; background: #fff; border-bottom: 1px solid var(--ink-100); flex-direction: column; align-items: stretch; padding: 12px 20px 20px; gap: 4px; box-shadow: var(--shadow-pop); }
  .menu.open { display: flex; }
  .menu a { padding: 10px 4px; font-size: 16px; }
  .menu .btn { margin-top: 8px; justify-content: center; }
}

/* Hero */
.hero { padding: 56px 0 40px; background: radial-gradient(1200px 500px at 85% -10%, var(--wh-50), transparent 70%); }
.hero-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 48px; align-items: center; }
.pill { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 600; color: var(--wh-700); background: var(--wh-50); border: 1px solid var(--wh-200); border-radius: 999px; padding: 5px 12px; }
.hero h1 { margin-top: 18px; }
.lead { color: var(--ink-500); font-size: 1.125rem; margin-top: 16px; max-width: 560px; }
.cta-row { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 26px; }
.cta-row.center { justify-content: center; }
.fine { color: var(--ink-400); font-size: 13px; margin-top: 12px; }
.trust { display: flex; flex-wrap: wrap; gap: 8px 20px; margin-top: 26px; font-size: 13px; color: var(--ink-600); }
.trust li::before { content: '✓'; color: var(--wh-700); font-weight: 700; margin-right: 6px; }
@media (max-width: 920px) { .hero-grid { grid-template-columns: 1fr; gap: 36px; } .hero { padding-top: 36px; } }

/* Mockup CSS */
.mock { background: #fff; border: 1px solid var(--ink-200); border-radius: 16px; box-shadow: var(--shadow-pop); overflow: hidden; font-size: 12px; }
.mock-bar { display: flex; align-items: center; gap: 6px; padding: 10px 12px; background: var(--ink-50); border-bottom: 1px solid var(--ink-100); }
.mock-bar span { width: 10px; height: 10px; border-radius: 50%; background: var(--ink-200); }
.mock-bar em { margin-left: 10px; font-style: normal; color: var(--ink-400); font-size: 11px; background: #fff; border: 1px solid var(--ink-200); border-radius: 6px; padding: 2px 10px; flex: 1; text-align: center; }
.mock-body { display: grid; grid-template-columns: 44px 1fr; min-height: 300px; }
.mock-side { background: var(--ink-900); padding: 12px 10px; display: flex; flex-direction: column; gap: 10px; }
.mock-side i { display: block; height: 10px; border-radius: 4px; background: rgba(255,255,255,.18); }
.mock-side i.on { background: var(--wh-500); }
.mock-main { padding: 14px; }
.mock-title { color: var(--ink-500); margin-bottom: 10px; }
.mock-title b { color: var(--ink-900); font-family: var(--display); }
.mock-kpis { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.mock-kpis div { background: var(--ink-50); border: 1px solid var(--ink-100); border-radius: 10px; padding: 8px 10px; }
.mock-kpis small { display: block; color: var(--ink-400); font-size: 10px; }
.mock-kpis strong { display: block; font-family: var(--display); color: var(--ink-900); font-size: 14px; margin-top: 2px; font-variant-numeric: tabular-nums; }
.mock-kpis strong.warn { color: var(--wh-800); }
.mock-rows { margin-top: 12px; display: grid; gap: 7px; }
.mock-rows div { display: grid; grid-template-columns: 90px 1fr 36px; align-items: center; gap: 8px; color: var(--ink-600); }
.mock-rows i { display: block; height: 8px; border-radius: 4px; background: var(--ink-100); position: relative; overflow: hidden; }
.mock-rows i::after { content: ''; position: absolute; inset: 0; width: var(--p); background: linear-gradient(90deg, var(--wh-500), var(--wh-700)); border-radius: 4px; }
.mock-rows b { text-align: right; color: var(--ink-900); font-variant-numeric: tabular-nums; }
.mock-photos { margin-top: 12px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; position: relative; }
.mock-photos i { display: block; aspect-ratio: 4/3; border-radius: 8px; background: linear-gradient(135deg, var(--ink-200), var(--ink-300)); }
.mock-photos i:nth-child(2) { background: linear-gradient(135deg, var(--wh-100), var(--wh-200)); }
.mock-photos i:nth-child(4) { background: linear-gradient(135deg, var(--ink-300), var(--ink-400)); }
.mock-photos em { grid-column: 1 / -1; font-style: normal; color: var(--ink-400); font-size: 10px; }

/* Secciones */
.section { padding: 72px 0; }
.section-soft { background: var(--ink-50); border-top: 1px solid var(--ink-100); border-bottom: 1px solid var(--ink-100); }
.eyebrow { font-size: 12px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--wh-700); margin-bottom: 12px; }
.note { color: var(--ink-500); font-size: 14px; margin-top: 28px; max-width: 760px; }
.note.center { margin-left: auto; margin-right: auto; text-align: center; }

.cols-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 8px; }
.card { background: #fff; border: 1px solid var(--ink-200); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow-card); }
.card h3 { color: var(--ink-900); }
.card p { color: var(--ink-600); margin-top: 10px; font-size: 15px; }

.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 32px; }
.feature { border: 1px solid var(--ink-200); border-radius: var(--radius); padding: 22px; background: #fff; }
.feature .ico { display: inline-flex; width: 40px; height: 40px; align-items: center; justify-content: center; border-radius: 10px; background: var(--wh-50); border: 1px solid var(--wh-200); font-size: 18px; }
.feature h3 { margin-top: 14px; }
.feature p { color: var(--ink-600); margin-top: 8px; font-size: 15px; }
@media (max-width: 900px) { .cols-3, .features { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .cols-3, .features { grid-template-columns: 1fr; } .section { padding: 52px 0; } }

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 32px; counter-reset: paso; }
.steps li { background: #fff; border: 1px solid var(--ink-200); border-radius: var(--radius); padding: 22px; }
.num { display: inline-flex; width: 34px; height: 34px; align-items: center; justify-content: center; border-radius: 50%; background: var(--wh-700); color: #fff; font-family: var(--display); font-weight: 800; }
.steps h3 { margin-top: 12px; }
.steps p { color: var(--ink-600); margin-top: 8px; font-size: 15px; }
@media (max-width: 760px) { .steps { grid-template-columns: 1fr; } }

.made-by { display: grid; grid-template-columns: 1.1fr 1fr; gap: 40px; align-items: start; }
.made-by .link { display: inline-block; margin-top: 18px; }
.audience { display: grid; gap: 12px; }
.audience li { background: var(--ink-50); border: 1px solid var(--ink-100); border-radius: 12px; padding: 16px 18px; display: grid; gap: 4px; }
.audience strong { font-family: var(--display); color: var(--ink-900); }
.audience span { color: var(--ink-600); font-size: 14px; }
@media (max-width: 820px) { .made-by { grid-template-columns: 1fr; } }

/* Precios */
.toggle { display: inline-flex; background: var(--ink-100); border-radius: 999px; padding: 4px; margin-top: 24px; }
.toggle button { border: 0; background: transparent; padding: 8px 18px; border-radius: 999px; font: inherit; font-weight: 600; color: var(--ink-500); cursor: pointer; display: inline-flex; align-items: center; gap: 8px; }
.toggle button.is-active { background: #fff; color: var(--ink-900); box-shadow: var(--shadow-card); }
.toggle small { font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; color: var(--wh-700); background: var(--wh-50); border: 1px solid var(--wh-200); border-radius: 999px; padding: 2px 8px; }
.plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 28px; align-items: start; }
.plan { position: relative; background: #fff; border: 1px solid var(--ink-200); border-radius: 18px; padding: 28px; box-shadow: var(--shadow-card); display: flex; flex-direction: column; }
.plan h3 { font-size: 1.5rem; }
.plan-desc { color: var(--ink-500); font-size: 14px; margin-top: 6px; }
.price { margin-top: 18px; font-family: var(--display); font-weight: 800; color: var(--ink-900); font-variant-numeric: tabular-nums; }
.price span { font-size: 2rem; }
.price em { font-style: normal; font-weight: 500; font-size: 1rem; opacity: .7; margin-right: 4px; }
.price small { font-weight: 500; font-size: 1rem; opacity: .7; }
.price-note { font-size: 12px; color: var(--ink-400); margin-top: 4px; }
.plan ul { margin-top: 20px; display: grid; gap: 10px; flex: 1; }
.plan li { font-size: 14px; color: var(--ink-700); padding-left: 24px; position: relative; }
.plan li::before { content: '✓'; position: absolute; left: 0; color: var(--wh-700); font-weight: 700; }
.plan .btn { margin-top: 26px; }
.plan-featured { background: linear-gradient(145deg, var(--wh-700), var(--wh-800) 55%, var(--ink-900)); color: #fff; border-color: transparent; box-shadow: var(--shadow-pop); outline: 2px solid var(--wh-500); outline-offset: 0; }
.plan-featured h3, .plan-featured .price { color: #fff; }
.plan-featured .plan-desc, .plan-featured .price-note { color: rgba(255,255,255,.75); }
.plan-featured li { color: rgba(255,255,255,.92); }
.plan-featured li::before { color: var(--wh-200); }
.badge { position: absolute; top: -12px; left: 50%; transform: translateX(-50%); background: #fff; color: var(--wh-700); font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: .06em; padding: 4px 12px; border-radius: 999px; border: 1px solid var(--wh-200); box-shadow: var(--shadow-card); }
@media (max-width: 900px) { .plans { grid-template-columns: 1fr; max-width: 520px; } }

/* FAQ */
.faq { margin-top: 28px; display: grid; gap: 10px; }
.faq details { background: #fff; border: 1px solid var(--ink-200); border-radius: 12px; padding: 16px 18px; }
.faq summary { cursor: pointer; font-family: var(--display); font-weight: 700; color: var(--ink-900); list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; color: var(--wh-700); font-size: 22px; font-weight: 300; transition: transform .15s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq p { color: var(--ink-600); font-size: 15px; margin-top: 10px; }

.cta-final { background: var(--ink-50); border-top: 1px solid var(--ink-100); }
.cta-final .lead { margin-left: auto; margin-right: auto; }

/* Footer */
.site-footer { border-top: 1px solid var(--ink-100); padding: 28px 0; font-size: 14px; color: var(--ink-500); }
.foot { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.foot-links { display: flex; gap: 18px; flex-wrap: wrap; }
.foot-links a { text-decoration: none; color: var(--ink-500); }
.foot-links a:hover { color: var(--wh-700); }