/* ============================================================
   BASICS — hoja de estilos única, sin dependencias
   ============================================================ */

:root {
  --accent:        #6c5ce7;
  --accent-2:      #00cec9;
  --accent-3:      #fd79a8;

  --bg:            #0b0d12;
  --bg-elev:       #12151d;
  --card:          rgba(255,255,255,.04);
  --card-border:   rgba(255,255,255,.08);
  --line:          rgba(255,255,255,.07);

  --text:          #eef1f7;
  --text-dim:      #9aa3b2;

  --radius:        18px;
  --radius-sm:     12px;
  --shadow:        0 20px 60px -20px rgba(0,0,0,.6);
  --maxw:          1160px;
  --ease:          cubic-bezier(.22,.61,.36,1);
}

[data-theme="light"] {
  --bg:            #f6f7fb;
  --bg-elev:       #ffffff;
  --card:          rgba(20,24,40,.03);
  --card-border:   rgba(20,24,40,.09);
  --line:          rgba(20,24,40,.08);
  --text:          #12151d;
  --text-dim:      #5b6472;
  --shadow:        0 20px 50px -24px rgba(30,40,80,.28);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background .4s var(--ease), color .4s var(--ease);
}

.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: 24px; }

a { color: inherit; text-decoration: none; }

/* ---------- Fondo animado ---------- */
.bg-mesh { position: fixed; inset: 0; z-index: -2; overflow: hidden; }
.orb { position: absolute; border-radius: 50%; filter: blur(70px); opacity: .55; will-change: transform; }
.orb--1 { width: 460px; height: 460px; background: var(--accent);   top: -120px; left: -80px;  animation: float1 18s ease-in-out infinite; }
.orb--2 { width: 380px; height: 380px; background: var(--accent-2); top: 30%;   right: -100px; animation: float2 22s ease-in-out infinite; }
.orb--3 { width: 340px; height: 340px; background: var(--accent-3); bottom: -120px; left: 35%;  animation: float3 20s ease-in-out infinite; opacity: .4; }
[data-theme="light"] .orb { opacity: .22; }

.grid-lines {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 75%);
  opacity: .5;
}

@keyframes float1 { 50% { transform: translate(60px, 40px) scale(1.1); } }
@keyframes float2 { 50% { transform: translate(-50px, 30px) scale(1.08); } }
@keyframes float3 { 50% { transform: translate(40px, -50px) scale(1.12); } }

/* ---------- NAV ---------- */
.nav {
  position: sticky; top: 0; z-index: 100;
  backdrop-filter: blur(14px);
  background: color-mix(in srgb, var(--bg) 70%, transparent);
  border-bottom: 1px solid transparent;
  transition: border-color .3s var(--ease), background .3s var(--ease);
}
.nav.is-scrolled { border-bottom-color: var(--card-border); }
.nav__inner { display: flex; align-items: center; justify-content: space-between; height: 66px; }

.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; }
.brand__mark {
  display: grid; place-items: center; width: 30px; height: 30px; border-radius: 9px;
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
  color: #fff; font-weight: 800; font-size: 16px;
}
.brand__name { font-size: 18px; letter-spacing: -.01em; }

.nav__links { display: flex; gap: 28px; }
.nav__links a { color: var(--text-dim); font-size: 15px; font-weight: 500; transition: color .2s; }
.nav__links a:hover { color: var(--text); }
.nav__actions { display: flex; align-items: center; gap: 12px; }

.theme-toggle {
  display: grid; place-items: center; width: 38px; height: 38px; cursor: pointer;
  border: 1px solid var(--card-border); border-radius: 10px; background: var(--card);
  color: var(--text); transition: background .2s, transform .2s;
}
.theme-toggle:hover { transform: translateY(-1px); }
.theme-toggle svg { stroke: currentColor; fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.icon-moon { display: none; }
[data-theme="light"] .icon-sun { display: none; }
[data-theme="light"] .icon-moon { display: block; }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 22px; border-radius: 12px; font-weight: 600; font-size: 15px;
  cursor: pointer; border: 1px solid transparent; transition: transform .18s var(--ease), box-shadow .25s, background .25s, border-color .25s;
  white-space: nowrap;
}
.btn--sm { padding: 9px 16px; font-size: 14px; }
.btn--lg { padding: 15px 30px; font-size: 17px; }
.btn--block { width: 100%; }
.btn--primary {
  background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent) 60%, var(--accent-3)));
  color: #fff; box-shadow: 0 10px 30px -10px color-mix(in srgb, var(--accent) 70%, transparent);
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 16px 40px -12px color-mix(in srgb, var(--accent) 80%, transparent); }
.btn--ghost { background: var(--card); border-color: var(--card-border); color: var(--text); }
.btn--ghost:hover { transform: translateY(-2px); border-color: color-mix(in srgb, var(--accent) 50%, var(--card-border)); }

/* ---------- HERO ---------- */
.hero {
  display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center;
  padding-block: clamp(48px, 9vw, 110px);
}
.pill {
  display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600;
  color: var(--text-dim); padding: 6px 14px; border-radius: 100px;
  border: 1px solid var(--card-border); background: var(--card); margin-bottom: 22px;
}
.pill__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent-2); box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent-2) 60%, transparent); animation: ping 2s infinite; }
@keyframes ping { 0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent-2) 60%, transparent); } 70%,100% { box-shadow: 0 0 0 8px transparent; } }

.hero__title { font-size: clamp(2.4rem, 6vw, 4.2rem); line-height: 1.03; letter-spacing: -.03em; font-weight: 800; }
.grad-text {
  background: linear-gradient(120deg, var(--accent), var(--accent-2) 55%, var(--accent-3));
  -webkit-background-clip: text; background-clip: text; color: transparent;
  background-size: 200% auto; animation: shine 6s linear infinite;
}
@keyframes shine { to { background-position: 200% center; } }

.hero__lead { color: var(--text-dim); font-size: clamp(1rem, 1.6vw, 1.2rem); margin: 22px 0 30px; max-width: 42ch; }
.hero__cta { display: flex; gap: 14px; flex-wrap: wrap; }

.hero__stats { display: flex; gap: 38px; margin-top: 46px; flex-wrap: wrap; }
.stat { display: flex; flex-direction: column; }
.stat__num { font-size: 2rem; font-weight: 800; letter-spacing: -.02em; }
.stat__label { font-size: 13px; color: var(--text-dim); }

/* Panel flotante */
.hero__panel { perspective: 1200px; }
.panel-card {
  background: var(--card); border: 1px solid var(--card-border); border-radius: var(--radius);
  box-shadow: var(--shadow); overflow: hidden; backdrop-filter: blur(10px);
  transform: rotateY(-6deg) rotateX(3deg); transition: transform .5s var(--ease);
  animation: floatCard 7s ease-in-out infinite;
}
.panel-card:hover { transform: rotateY(0) rotateX(0); }
@keyframes floatCard { 50% { translate: 0 -12px; } }
.panel-card__head { display: flex; align-items: center; gap: 8px; padding: 14px 18px; border-bottom: 1px solid var(--line); }
.dot { width: 11px; height: 11px; border-radius: 50%; }
.dot--red { background: #ff5f57; } .dot--amber { background: #febc2e; } .dot--green { background: #28c840; }
.panel-card__title { margin-left: auto; font-size: 13px; color: var(--text-dim); }
.panel-card__body { padding: 20px 22px 8px; }
.panel-metric { display: flex; flex-direction: column; gap: 2px; margin-bottom: 6px; }
.panel-metric__label { font-size: 13px; color: var(--text-dim); }
.panel-metric__value { font-size: 2.1rem; font-weight: 800; letter-spacing: -.02em; }
.panel-metric__delta { color: var(--accent-2); font-size: 14px; font-weight: 600; }
.spark { width: 100%; height: 90px; display: block; margin-top: 6px; }
.spark__line { stroke-dasharray: 900; stroke-dashoffset: 900; }
.in-view .spark__line { animation: draw 1.8s var(--ease) forwards; }

/* ---------- Confianza ---------- */
.trust { text-align: center; padding-block: 20px 48px; }
.trust__label { font-size: 13px; text-transform: uppercase; letter-spacing: .14em; color: var(--text-dim); margin-bottom: 18px; }
.trust__logos { display: flex; flex-wrap: wrap; justify-content: center; gap: clamp(24px, 6vw, 64px); }
.trust__logos span { font-weight: 800; font-size: 20px; letter-spacing: -.02em; color: var(--text-dim); opacity: .6; transition: opacity .3s, color .3s; }
.trust__logos span:hover { opacity: 1; color: var(--text); }

/* ---------- Secciones ---------- */
.section { padding-block: clamp(56px, 9vw, 100px); }
.section__head { text-align: center; max-width: 620px; margin: 0 auto 52px; }
.eyebrow { display: inline-block; font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: .12em; color: var(--accent); margin-bottom: 12px; }
.section__title { font-size: clamp(1.8rem, 4vw, 2.8rem); letter-spacing: -.02em; font-weight: 800; line-height: 1.1; }
.section__sub { color: var(--text-dim); margin-top: 14px; font-size: 1.05rem; }

/* ---------- Cards genéricas ---------- */
.card {
  background: var(--card); border: 1px solid var(--card-border); border-radius: var(--radius);
  padding: 26px; transition: transform .3s var(--ease), border-color .3s, box-shadow .3s;
}
.card:hover { transform: translateY(-4px); border-color: color-mix(in srgb, var(--accent) 40%, var(--card-border)); box-shadow: var(--shadow); }

/* ---------- Gráficas ---------- */
.charts-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.chart-card--wide { grid-column: 1 / -1; }
.chart-card__head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; }
.chart-card__head h3 { font-size: 1.1rem; font-weight: 700; }
.chart-card__legend { display: flex; gap: 16px; font-size: 13px; color: var(--text-dim); }
.chart-card__legend span { display: inline-flex; align-items: center; gap: 6px; }
.sw { width: 12px; height: 4px; border-radius: 3px; display: inline-block; }
.sw--a { background: var(--accent); } .sw--b { background: var(--accent-2); }

.badge { font-size: 12px; font-weight: 700; padding: 4px 10px; border-radius: 100px; background: var(--card); border: 1px solid var(--card-border); color: var(--text-dim); }
.badge--up { color: var(--accent-2); border-color: color-mix(in srgb, var(--accent-2) 40%, transparent); }

/* Barras */
.bars { width: 100%; height: auto; }
.bar { fill: url(#barGrad); transition: y 1s var(--ease), height 1s var(--ease); }
.bars__set .bar { fill: var(--accent); }
.bars__set .bar:nth-child(even) { fill: color-mix(in srgb, var(--accent) 60%, var(--accent-2)); }
.bars__labels { display: flex; justify-content: space-around; margin-top: 8px; font-size: 12px; color: var(--text-dim); }

/* Donut */
.donut-wrap { position: relative; width: 180px; height: 180px; margin: 6px auto 18px; }
.donut { transform: rotate(-90deg); width: 100%; height: 100%; }
.donut__track { fill: none; stroke: var(--line); stroke-width: 12; }
.donut__ring {
  fill: none; stroke: var(--accent); stroke-width: 12; stroke-linecap: round;
  stroke-dasharray: 314; stroke-dashoffset: 314; transition: stroke-dashoffset 1.6s var(--ease);
}
.donut__center { position: absolute; inset: 0; display: grid; place-content: center; text-align: center; }
.donut__num { font-size: 2rem; font-weight: 800; }
.donut__cap { font-size: 12px; color: var(--text-dim); }
.legend { list-style: none; display: flex; flex-direction: column; gap: 8px; font-size: 14px; color: var(--text-dim); }
.legend li { display: flex; align-items: center; gap: 8px; }
.legend b { margin-left: auto; color: var(--text); }
.legend__dot { width: 10px; height: 10px; border-radius: 3px; }
.legend__dot--a { background: var(--accent); } .legend__dot--b { background: var(--accent-2); } .legend__dot--c { background: var(--line); }

/* Línea */
.line { width: 100%; height: auto; }
.line__path { fill: none; stroke-width: 3; stroke-linecap: round; stroke-linejoin: round; stroke-dasharray: 1400; stroke-dashoffset: 1400; }
.line__path--a { stroke: var(--accent); }
.line__path--b { stroke: var(--accent-2); opacity: .8; }
.line__area { opacity: 0; transition: opacity 1.4s ease; }
.in-view .line__area { opacity: 1; }
.in-view .line__path { animation: draw 2s var(--ease) forwards; }
.in-view .line__path--b { animation-delay: .25s; }
.line__labels { display: flex; justify-content: space-between; margin-top: 8px; font-size: 12px; color: var(--text-dim); }

@keyframes draw { to { stroke-dashoffset: 0; } }

/* ---------- Features ---------- */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.feature__icon { font-size: 26px; width: 52px; height: 52px; display: grid; place-items: center; border-radius: 14px; background: color-mix(in srgb, var(--accent) 14%, transparent); margin-bottom: 16px; }
.feature h3 { font-size: 1.2rem; margin-bottom: 8px; }
.feature p { color: var(--text-dim); font-size: .97rem; }

/* ---------- Pricing ---------- */
.pricing { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; align-items: start; }
.price { position: relative; display: flex; flex-direction: column; }
.price--featured { border-color: color-mix(in srgb, var(--accent) 55%, var(--card-border)); box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent) 30%, transparent), var(--shadow); transform: scale(1.03); }
.price__tag { position: absolute; top: -12px; left: 50%; translate: -50% 0; background: linear-gradient(135deg, var(--accent), var(--accent-3)); color: #fff; font-size: 12px; font-weight: 700; padding: 5px 14px; border-radius: 100px; }
.price__name { font-size: 1.15rem; color: var(--text-dim); font-weight: 600; margin-bottom: 8px; }
.price__amount { font-size: 3rem; font-weight: 800; letter-spacing: -.03em; line-height: 1; margin-bottom: 22px; }
.price__amount--sm { font-size: 2rem; }
.price__cur { font-size: 1.4rem; vertical-align: super; margin-right: 2px; }
.price__per { font-size: 1rem; font-weight: 500; color: var(--text-dim); }
.price__list { list-style: none; display: flex; flex-direction: column; gap: 12px; margin-bottom: 26px; flex: 1; }
.price__list li { position: relative; padding-left: 26px; color: var(--text-dim); font-size: .96rem; }
.price__list li::before { content: "✓"; position: absolute; left: 0; color: var(--accent-2); font-weight: 800; }

/* ---------- CTA ---------- */
.cta {
  position: relative; text-align: center; overflow: hidden;
  padding: clamp(48px, 8vw, 84px) 24px; margin-block: 40px;
  border-radius: 28px; border: 1px solid var(--card-border);
  background: linear-gradient(180deg, color-mix(in srgb, var(--accent) 10%, var(--bg-elev)), var(--bg-elev));
}
.cta__glow { position: absolute; width: 500px; height: 500px; top: -60%; left: 50%; translate: -50% 0; background: radial-gradient(circle, color-mix(in srgb, var(--accent) 40%, transparent), transparent 60%); filter: blur(30px); }
.cta h2 { font-size: clamp(1.8rem, 4vw, 2.8rem); letter-spacing: -.02em; position: relative; }
.cta p { color: var(--text-dim); margin: 14px 0 28px; font-size: 1.1rem; position: relative; }
.cta .btn { position: relative; }

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--card-border); margin-top: 60px; padding-top: 54px; }
.footer__inner { display: grid; grid-template-columns: 1.4fr 2fr; gap: 40px; padding-bottom: 40px; }
.footer__brand { display: flex; flex-direction: column; gap: 10px; }
.footer__brand .brand__name { font-size: 20px; font-weight: 700; }
.footer__brand p { color: var(--text-dim); font-size: 14px; }
.footer__cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.footer__cols h4 { font-size: 14px; margin-bottom: 14px; }
.footer__cols a { display: block; color: var(--text-dim); font-size: 14px; margin-bottom: 8px; transition: color .2s; }
.footer__cols a:hover { color: var(--text); }
.footer__bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; padding: 22px 0 40px; border-top: 1px solid var(--line); color: var(--text-dim); font-size: 13px; }

/* ---------- Reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in-view { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; gap: 40px; }
  .charts-grid { grid-template-columns: 1fr; }
  .features { grid-template-columns: 1fr 1fr; }
  .pricing { grid-template-columns: 1fr; }
  .price--featured { transform: none; }
  .footer__inner { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .nav__links { display: none; }
  .features { grid-template-columns: 1fr; }
  .hero__stats { gap: 24px; }
  .footer__cols { grid-template-columns: 1fr 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}