/* =========================================================================
   CARLOS BOZA — Alto Rendimiento · Mentoría · Fitness · Nutrición
   Sistema: "High-Performance Luxury" — negro profundo + dorado
   ========================================================================= */

:root {
  --bg: #050505;
  --bg-soft: #0b0b0d;
  --panel: rgba(18, 18, 20, 0.72);
  --panel-solid: #121214;
  --gold: #d4af37;
  --gold-light: #fbe69e;
  --gold-dark: #b88a1f;
  --text: #f4f3f0;
  --muted: #a3a3ab;
  --line: color-mix(in srgb, var(--gold) 24%, transparent);
  --line-soft: color-mix(in srgb, var(--gold) 11%, transparent);
  --radius: 22px;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.6);
  --glow: 0 0 28px color-mix(in srgb, var(--gold) 18%, transparent);
  --ease: cubic-bezier(0.25, 1, 0.5, 1);
  --spring: cubic-bezier(0.34, 1.4, 0.45, 1);
  --font: 'Manrope', system-ui, -apple-system, sans-serif;
  --font-display: 'Anton', 'Arial Narrow', sans-serif;
  --motion: 0.7;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body {
  margin: 0; padding: 0;
  max-width: 100vw; overflow-x: hidden;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

::selection { background: color-mix(in srgb, var(--gold) 35%, transparent); }

/* Fondo cinético ---------------------------------------------------------- */
.bg-field { position: fixed; inset: 0; z-index: 0; pointer-events: none; overflow: hidden; }
.bg-glow { position: absolute; border-radius: 50%; filter: blur(85px); opacity: 0.5; will-change: transform; }
.bg-glow.g1 { width: 58vw; height: 58vw; left: -16vw; top: 2vh;
  background: radial-gradient(circle, color-mix(in srgb, var(--gold) 15%, transparent), transparent 65%); }
.bg-glow.g2 { width: 48vw; height: 48vw; right: -14vw; top: 44vh;
  background: radial-gradient(circle, color-mix(in srgb, var(--gold) 9%, transparent), transparent 65%); }
.bg-glow.g3 { width: 44vw; height: 44vw; left: 24vw; top: 130vh;
  background: radial-gradient(circle, color-mix(in srgb, var(--gold) 7%, transparent), transparent 65%); }
.bg-grid {
  position: absolute; inset: -12% -12%;
  background-image:
    linear-gradient(color-mix(in srgb, var(--gold) 6%, transparent) 1px, transparent 1px),
    linear-gradient(90deg, color-mix(in srgb, var(--gold) 6%, transparent) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(ellipse 85% 62% at 50% 28%, #000 28%, transparent 76%);
  -webkit-mask-image: radial-gradient(ellipse 85% 62% at 50% 28%, #000 28%, transparent 76%);
  will-change: transform;
}
body.no-grid .bg-grid { display: none; }

.grain {
  position: fixed; inset: -50%; z-index: 90; pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.5'/%3E%3C/svg%3E");
  opacity: 0.05; mix-blend-mode: overlay;
}
@media (prefers-reduced-motion: no-preference) {
  .grain { animation: grainShift 0.9s steps(3) infinite; }
}
@keyframes grainShift {
  0% { transform: translate(0, 0); }
  33% { transform: translate(-2%, 1.5%); }
  66% { transform: translate(1.5%, -2%); }
  100% { transform: translate(0, 0); }
}

.scroll-progress {
  position: fixed; top: 0; left: 0; height: 3px; width: 0%;
  background: linear-gradient(90deg, var(--gold-dark), var(--gold), var(--gold-light));
  box-shadow: 0 0 12px color-mix(in srgb, var(--gold) 60%, transparent);
  z-index: 200;
}

.shell { position: relative; z-index: 1; }

/* Nav ---------------------------------------------------------------------- */
nav {
  position: sticky; top: 0; z-index: 100;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding: 14px clamp(20px, 5vw, 48px);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  background: rgba(5, 5, 5, 0.55);
}
.logo { display: flex; align-items: center; gap: 12px; font-weight: 800; font-size: 16px; letter-spacing: -0.3px; white-space: nowrap; }
.logo img { height: 40px; width: 40px; object-fit: cover; border-radius: 50%; border: 1px solid var(--line); }
.logo .sub { display: block; color: var(--gold); font-size: 10.5px; font-weight: 700; letter-spacing: 1.8px; text-transform: uppercase; }
.nav-steps { display: flex; gap: 22px; font-size: 12.5px; color: var(--muted); font-weight: 600; }
.nav-steps a { color: var(--muted); text-decoration: none; transition: color 0.25s; position: relative; }
.nav-steps a:hover, .nav-steps a.current { color: var(--gold-light); }
.nav-steps a.current::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: -6px; height: 2px;
  background: var(--gold); border-radius: 2px;
}
.nav-cta {
  font-size: 12px; font-weight: 800; letter-spacing: 0.6px; white-space: nowrap;
  color: #0a0a0b; text-decoration: none;
  background: linear-gradient(135deg, var(--gold-light), var(--gold));
  padding: 10px 18px; border-radius: 999px;
  box-shadow: var(--glow);
  transition: transform 0.25s var(--ease), box-shadow 0.25s;
}
.nav-cta:hover { transform: translateY(-2px); box-shadow: 0 0 36px color-mix(in srgb, var(--gold) 35%, transparent); }
@media (max-width: 900px) { .nav-steps { display: none; } }

/* Botones ------------------------------------------------------------------ */
.btn-primary {
  position: relative;
  display: inline-flex; align-items: center; gap: 10px;
  font-weight: 800; font-size: 14.5px; letter-spacing: 0.3px;
  color: #0a0a0b; text-decoration: none;
  background: linear-gradient(135deg, var(--gold-light), var(--gold));
  padding: 16px 30px; border-radius: 999px;
  box-shadow: var(--glow);
  transition: transform 0.3s var(--spring), box-shadow 0.3s;
  will-change: transform;
}
.btn-primary:hover { box-shadow: 0 0 44px color-mix(in srgb, var(--gold) 42%, transparent); }
.btn-primary svg { transition: transform 0.3s var(--spring); }
.btn-primary:hover svg { transform: translateX(4px); }

.btn-pulse::before {
  content: ''; position: absolute; inset: -3px;
  border-radius: 999px;
  border: 1.5px solid color-mix(in srgb, var(--gold) 70%, transparent);
  opacity: 0; pointer-events: none;
}
@media (prefers-reduced-motion: no-preference) {
  .btn-pulse::before { animation: ctaPulse 2.4s var(--ease) infinite; }
}
@keyframes ctaPulse {
  0% { opacity: 0.9; transform: scale(1); }
  70% { opacity: 0; transform: scale(1.18); }
  100% { opacity: 0; transform: scale(1.18); }
}

.btn-ghost {
  display: inline-flex; align-items: center; gap: 8px;
  font-weight: 700; font-size: 14px;
  color: var(--text); text-decoration: none;
  border: 1px solid var(--line);
  padding: 15px 28px; border-radius: 999px;
  background: rgba(255, 255, 255, 0.02);
  transition: border-color 0.3s, background 0.3s, transform 0.3s var(--ease);
}
.btn-ghost:hover { border-color: var(--gold); background: color-mix(in srgb, var(--gold) 8%, transparent); transform: translateY(-2px); }

/* Tipografía de sección ------------------------------------------------------ */
.step-eyebrow {
  display: flex; align-items: center; gap: 14px;
  font-size: 11.5px; font-weight: 800; letter-spacing: 3px; text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 22px;
}
.step-eyebrow .num { font-family: var(--font-display); font-size: 15px; letter-spacing: 1px; color: var(--gold-light); }
.step-eyebrow .line { width: 54px; height: 1px; background: linear-gradient(90deg, var(--gold), transparent); }

.title {
  font-family: var(--font-display);
  font-size: clamp(34px, 5.2vw, 62px);
  font-weight: 400;
  line-height: 1.04;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin: 0 0 18px;
}
.title em.hl { font-style: normal; color: var(--gold); }
.lead { color: var(--muted); font-size: clamp(15px, 1.6vw, 17.5px); max-width: 640px; margin: 0 0 44px; text-wrap: pretty; }

.section { position: relative; padding: clamp(80px, 11vw, 150px) clamp(20px, 5vw, 48px); }
.section.alt { background: linear-gradient(180deg, transparent, rgba(212, 175, 55, 0.025) 18%, rgba(212, 175, 55, 0.025) 82%, transparent); }
.section-inner { max-width: 1180px; margin: 0 auto; }

/* Card base ------------------------------------------------------------------ */
.card {
  background: var(--panel);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}
.card::before {
  content: ''; position: absolute; inset: 0; border-radius: inherit; pointer-events: none;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.07), transparent 38%);
  opacity: 0.7;
}
[data-tilt] { transform-style: preserve-3d; will-change: transform; transition: box-shadow 0.4s; }

/* Reveal stagger --------------------------------------------------------------- */
.reveal { opacity: 0; transform: translateY(34px); }
.reveal.in { opacity: 1; transform: translateY(0); transition: opacity 0.9s var(--ease), transform 0.9s var(--ease); }
.reveal.d1.in { transition-delay: 0.12s; }
.reveal.d2.in { transition-delay: 0.24s; }
.reveal.d3.in { transition-delay: 0.36s; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; }
}

/* Medidor de optimización (barras) ------------------------------------------ */
.meter { display: grid; gap: 10px; }
.meter .m-row { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; margin-bottom: 1px; }
.meter .m-label { font-size: 11px; font-weight: 700; letter-spacing: 1.4px; text-transform: uppercase; color: var(--muted); }
.meter .m-value { font-family: var(--font-display); font-size: 16px; letter-spacing: 0.6px; color: var(--gold-light); }
.meter .m-bar {
  display: block;
  height: 3px; border-radius: 99px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
  position: relative;
}
.meter .m-fill {
  display: block; height: 100%; width: 0%;
  border-radius: 99px;
  background: linear-gradient(90deg, var(--gold-dark), var(--gold), var(--gold-light));
  transition: width 1.15s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
}
.meter .m-fill::after {
  content: ''; position: absolute; inset: 0; border-radius: inherit;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.85), transparent);
  opacity: 0;
}
@media (prefers-reduced-motion: no-preference) {
  .meter.filled .m-fill::after { animation: meterShimmer 1.8s var(--ease) 0.5s; }
}
@keyframes meterShimmer {
  0% { transform: translateX(-100%); opacity: 0; }
  35% { opacity: 0.9; }
  100% { transform: translateX(220%); opacity: 0; }
}
.meter.filled .m-fill { width: var(--v, 80%); }

/* Hero ------------------------------------------------------------------------- */
.hero {
  position: relative;
  min-height: calc(100vh - 70px);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center;
  padding: 90px 20px 170px;
  perspective: 1300px;
}
.hero-3d {
  position: absolute;
  top: 50%; left: 50%;
  width: min(820px, 96vw); height: min(820px, 96vw);
  transform: translate(-50%, -54%);
  z-index: 0;
  pointer-events: none;
  opacity: 0.92;
  mask-image: radial-gradient(circle at 50% 50%, #000 38%, transparent 72%);
  -webkit-mask-image: radial-gradient(circle at 50% 50%, #000 38%, transparent 72%);
}
.hero > *:not(.hero-3d):not(.hero-ticker):not(.scroll-cue) { position: relative; z-index: 2; }
.hero-ticker, .scroll-cue { z-index: 2; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 11.5px; font-weight: 800; letter-spacing: 2.4px; text-transform: uppercase;
  color: var(--gold-light);
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--gold) 6%, transparent);
  padding: 9px 18px; border-radius: 999px;
  margin-bottom: 34px;
}
.hero-badge .pulse {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 0 color-mix(in srgb, var(--gold) 60%, transparent);
}
@media (prefers-reduced-motion: no-preference) {
  .hero-badge .pulse { animation: dotPulse 2s infinite; }
}
@keyframes dotPulse {
  0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--gold) 55%, transparent); }
  70% { box-shadow: 0 0 0 9px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}

.hero h1 {
  margin: 0 0 28px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(40px, 7.4vw, 112px);
  line-height: 1.03;
  letter-spacing: 1px;
  text-transform: uppercase;
}
.kline { display: block; padding: 0.04em 0; }
.kline > span { display: inline-block; white-space: nowrap; }
@media (prefers-reduced-motion: no-preference) {
  body.loaded .kline > span { animation: klineIn 0.9s var(--ease) both; }
  body.loaded .kline:nth-child(2) > span { animation-delay: 0.12s; }
  body.loaded .kline:nth-child(3) > span { animation-delay: 0.24s; }
}
@keyframes klineIn {
  from { transform: translateY(46px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}
@media print { .kline > span { animation: none !important; } }
.hero h1 em { font-style: normal; color: var(--gold); text-shadow: 0 0 38px color-mix(in srgb, var(--gold) 40%, transparent); }

.hero-sub {
  max-width: 760px; margin: 0 auto 40px;
  color: var(--muted); font-size: clamp(15px, 1.7vw, 17.5px);
  text-wrap: pretty;
}
.hero-sub strong { color: var(--text); }
.hero-ctas { display: flex; gap: 16px; flex-wrap: wrap; justify-content: center; }

/* chips flotantes */
.float-chip {
  position: absolute;
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 11.5px; font-weight: 700; letter-spacing: 0.8px;
  color: var(--text);
  background: var(--panel);
  border: 1px solid var(--line-soft);
  border-radius: 999px;
  padding: 9px 16px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.45);
  will-change: transform;
}
.float-chip .ic { color: var(--gold); display: inline-flex; }
.fc1 { left: clamp(8px, 9vw, 170px); top: 24%; }
.fc2 { right: clamp(8px, 8vw, 150px); top: 30%; }
.fc3 { left: clamp(8px, 12vw, 230px); bottom: 30%; }
.fc4 { right: clamp(8px, 11vw, 210px); bottom: 24%; }
@media (max-width: 760px) { .float-chip { display: none; } }
@media (prefers-reduced-motion: no-preference) {
  .fc1, .fc2, .fc3, .fc4 { animation: none; }
}
@keyframes chipFloat {
  0%, 100% { margin-top: 0; }
  50% { margin-top: -12px; }
}

/* ticker */
.hero-ticker {
  position: relative; z-index: 2;
  width: 100%; max-width: 940px;
  margin: clamp(34px, 6vh, 66px) auto 0;
  overflow: hidden;
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  padding: 14px 0;
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}
.ticker-track {
  display: flex; gap: 30px; width: max-content; align-items: center;
  font-family: var(--font-display);
  font-size: 15px; letter-spacing: 3.5px; text-transform: uppercase;
  color: color-mix(in srgb, var(--text) 55%, transparent);
}
.ticker-track i { color: var(--gold); font-style: normal; font-size: 9px; }
@media (prefers-reduced-motion: no-preference) {
  .ticker-track { animation: tickerMove 26s linear infinite; }
}
@keyframes tickerMove { to { transform: translateX(-50%); } }

.scroll-cue {
  position: absolute; bottom: 18px; left: 50%; transform: translateX(-50%);
  display: flex; align-items: center; gap: 10px;
  font-size: 10.5px; font-weight: 700; letter-spacing: 2.5px; text-transform: uppercase;
  color: var(--muted);
}
.scroll-cue .mouse {
  width: 18px; height: 28px; border: 1.5px solid var(--line); border-radius: 10px;
  display: flex; justify-content: center; padding-top: 5px;
}
.scroll-cue .mouse span { width: 3px; height: 7px; border-radius: 3px; background: var(--gold); }
@media (prefers-reduced-motion: no-preference) {
  .scroll-cue .mouse span { animation: wheel 1.8s var(--ease) infinite; }
}
@keyframes wheel {
  0% { transform: translateY(0); opacity: 1; }
  70% { transform: translateY(8px); opacity: 0; }
  100% { transform: translateY(0); opacity: 0; }
}

/* Viewports cortos: evitar solapes del ticker / chips con el contenido ----- */
@media (max-height: 780px) {
  .hero { min-height: auto; padding: 70px 20px 90px; }
  .hero h1 { font-size: clamp(40px, 7vw, 82px); }
  .scroll-cue { display: none; }
  .hero-badge { margin-bottom: 24px; }
  .hero-ticker { margin-top: 30px; }
}
@media (max-height: 620px) {
  .float-chip { display: none; }
}