/* ============ RESET & TOKENS ============ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0A0505;
  --bg-alt: #120808;
  --surface: #1A0E0E;
  --surface-2: #221212;
  --border: #3A1818;
  --text: #F5F5F7;
  --text-muted: #A8989A;
  --primary: #E31E24;
  --primary-dark: #B91218;
  --primary-light: #FF5A5F;
  --gradient: linear-gradient(135deg, #FF3B3B 0%, #B91218 100%);
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 10px 30px rgba(0,0,0,.5);
  --max-w: 1180px;
  --whatsapp: #25D366;
  --whatsapp-dark: #128C7E;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background:
    linear-gradient(rgba(227,30,36,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(227,30,36,.05) 1px, transparent 1px),
    var(--bg);
  background-size: 42px 42px, 42px 42px, auto;
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}
.container--narrow { max-width: 760px; }

/* ============ REVEAL ANIMATION ============ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .7s cubic-bezier(.22,1,.36,1), transform .7s cubic-bezier(.22,1,.36,1);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .25s ease, box-shadow .25s ease, background .25s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn--primary {
  background: var(--gradient);
  color: #FFF;
  box-shadow: 0 8px 24px rgba(227,30,36,.35);
}
.btn--primary:hover { box-shadow: 0 12px 32px rgba(227,30,36,.5); }
.btn--ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--text);
}
.btn--ghost:hover { background: var(--surface); border-color: #3a3a3f; }
.btn--sm { padding: 10px 18px; font-size: 14px; }
.btn--lg { padding: 16px 34px; font-size: 16px; }
.icon { width: 18px; height: 18px; fill: currentColor; }

/* ============ HEADER ============ */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(11,11,11,.7);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s ease, background .3s ease;
}
.header.scrolled { border-color: var(--border); background: rgba(11,11,11,.9); }
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-top: 16px;
  padding-bottom: 16px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -.02em;
}
.logo__badge {
  display: grid;
  place-items: center;
  width: 32px; height: 32px;
  border-radius: 9px;
  background: var(--gradient);
  color: #06110A;
  font-weight: 900;
}
.nav { display: flex; gap: 32px; }
.nav a { font-size: 14px; font-weight: 500; color: var(--text-muted); transition: color .2s ease; }
.nav a:hover { color: var(--text); }
.header__cta { display: inline-flex; }
.burger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 6px; }
.burger span { width: 22px; height: 2px; background: var(--text); border-radius: 2px; transition: .3s; }

/* ============ HERO ============ */
.hero {
  position: relative;
  padding: 160px 0 100px;
  overflow: hidden;
}
.hero__glow {
  position: absolute;
  top: -200px; right: -150px;
  width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(227,30,36,.35) 0%, transparent 70%);
  filter: blur(50px);
  pointer-events: none;
}
.hero__glow--left {
  position: absolute;
  top: 40%; left: -200px;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(227,30,36,.2) 0%, transparent 70%);
  filter: blur(60px);
  pointer-events: none;
}
.hero__grid {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 56px;
  align-items: center;
  position: relative;
}
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--border);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 24px;
}
.badge__dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 0 0 rgba(227,30,36,.6);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(227,30,36,.6); }
  70% { box-shadow: 0 0 0 8px rgba(227,30,36,0); }
  100% { box-shadow: 0 0 0 0 rgba(227,30,36,0); }
}
.hero__title {
  font-size: clamp(2.2rem, 4.4vw, 3.4rem);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -.02em;
  margin-bottom: 22px;
}
.text-gradient {
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero__text { font-size: 18px; color: var(--text-muted); max-width: 46ch; margin-bottom: 14px; }
.hero__note {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  color: var(--text-muted);
  background: rgba(227,30,36,.08);
  border: 1px solid rgba(227,30,36,.35);
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  max-width: 54ch;
  margin-bottom: 32px;
}
.hero__note strong { color: var(--primary-light); }
.hero__actions { display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 48px; }
.hero__stats { display: flex; gap: 40px; flex-wrap: wrap; }
.stat { display: flex; flex-direction: column; }
.stat__num { font-size: 30px; font-weight: 900; letter-spacing: -.02em; }
.stat__label { font-size: 13px; color: var(--text-muted); }

.hero__media-frame {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  animation: float 6s ease-in-out infinite;
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-14px); }
}
.hero__media-frame img { width: 100%; height: 100%; object-fit: cover; }

/* ============ SECTIONS ============ */
.section { padding: 100px 0; }
.section--alt { background: var(--bg-alt); }
.eyebrow {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--primary);
  margin-bottom: 10px;
}
.section__title {
  font-size: clamp(1.8rem, 3.2vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -.02em;
  margin-bottom: 14px;
}
.section__subtitle { color: var(--text-muted); font-size: 16px; max-width: 60ch; margin-bottom: 56px; }
.section__cta { margin-top: 48px; text-align: center; }

/* Steps */
.steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; }
.step {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 22px;
  transition: transform .25s ease, border-color .25s ease;
}
.step:hover { transform: translateY(-6px); border-color: var(--primary); }
.step__num {
  display: inline-block;
  font-size: 13px;
  font-weight: 800;
  color: var(--primary);
  background: rgba(227,30,36,.14);
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 16px;
}
.step h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.step p { font-size: 14px; color: var(--text-muted); }

/* Cards grid */
.cards-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.cards-grid--diff { grid-template-columns: repeat(4, 1fr); }
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: transform .25s ease, border-color .25s ease, background .25s ease;
}
.card:hover { transform: translateY(-6px); border-color: var(--primary); background: var(--surface-2); }
.card__icon {
  position: relative;
  width: 46px; height: 46px;
  display: grid; place-items: center;
  border-radius: 12px;
  background: rgba(227,30,36,.14);
  font-size: 22px;
  margin-bottom: 18px;
  overflow: hidden;
}
.card__icon img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 12px;
}
.card__icon-fallback {
  position: relative;
  z-index: 0;
}
.card h3 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.card p { font-size: 14px; color: var(--text-muted); }

/* Brands */
.brands {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}
.brands span {
  padding: 14px 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
  color: var(--text-muted);
  transition: all .25s ease;
}
.brands span:hover { color: var(--text); border-color: var(--primary); transform: translateY(-3px); }

/* Testimonials */
.testimonials { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.testimonial {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform .25s ease, border-color .25s ease;
}
.testimonial:hover { transform: translateY(-6px); border-color: var(--primary); }

.testimonial__shot {
  display: block;
  width: 100%;
  height: 380px;
  object-fit: cover;
  object-position: top center;
  cursor: zoom-in;
  background: var(--surface-2);
  transition: transform .35s ease;
}
.testimonial:hover .testimonial__shot { transform: scale(1.03); }

.testimonial__fallback {
  display: none;
  flex-direction: column;
  padding: 26px 24px;
}
.testimonial__stars { color: #FACC15; letter-spacing: 2px; margin-bottom: 14px; font-size: 15px; }
.testimonial__fallback p { font-size: 14.5px; color: var(--text-muted); margin-bottom: 20px; }
.testimonial__author { display: flex; align-items: center; gap: 12px; }
.avatar {
  width: 40px; height: 40px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: var(--gradient);
  color: #FFF;
  font-weight: 800;
  flex-shrink: 0;
}
.testimonial__author strong { display: block; font-size: 14px; }
.testimonial__author small { color: var(--text-muted); font-size: 12.5px; }

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(5,2,2,.92);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 40px 20px;
  backdrop-filter: blur(4px);
}
.lightbox.is-open { display: flex; }
.lightbox img {
  max-width: min(92vw, 480px);
  max-height: 88vh;
  border-radius: 16px;
  box-shadow: 0 20px 60px rgba(0,0,0,.6);
  border: 1px solid var(--border);
}
.lightbox__close {
  position: absolute;
  top: 24px; right: 28px;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 26px;
  line-height: 1;
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: border-color .2s ease, color .2s ease;
}
.lightbox__close:hover { border-color: var(--primary); color: var(--primary); }

/* Accordion */
.accordion__item {
  border-bottom: 1px solid var(--border);
}
.accordion__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: none;
  border: none;
  color: var(--text);
  font-size: 16px;
  font-weight: 600;
  padding: 22px 4px;
  cursor: pointer;
  text-align: left;
}
.accordion__icon {
  font-size: 20px;
  color: var(--primary);
  transition: transform .3s ease;
  flex-shrink: 0;
  margin-left: 16px;
}
.accordion__item.is-open .accordion__icon { transform: rotate(45deg); }
.accordion__panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s ease;
}
.accordion__panel p { padding: 0 4px 22px; color: var(--text-muted); font-size: 14.5px; }

/* CTA final */
.cta-final {
  padding: 100px 0;
  text-align: center;
  background: radial-gradient(ellipse at center, rgba(227,30,36,.18) 0%, transparent 65%), var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.cta-final h2 { font-size: clamp(1.8rem, 3.4vw, 2.6rem); font-weight: 800; margin-bottom: 14px; letter-spacing: -.02em; }
.cta-final p { color: var(--text-muted); font-size: 16px; margin-bottom: 32px; }

/* Footer */
.footer { padding: 70px 0 0; }
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 50px;
}
.footer__grid p { color: var(--text-muted); font-size: 14px; margin-top: 12px; }
.footer h4 { font-size: 14px; margin-bottom: 16px; color: var(--text); }
.footer__grid > div { display: flex; flex-direction: column; }
.footer__grid a { color: var(--text-muted); font-size: 14px; margin-bottom: 10px; transition: color .2s; }
.footer__grid a:hover { color: var(--primary); }
.footer__bottom {
  border-top: 1px solid var(--border);
  padding: 24px 0;
  text-align: center;
  color: var(--text-muted);
  font-size: 13px;
}

/* WhatsApp float button */
.whatsapp-float {
  position: fixed;
  bottom: 24px; right: 24px;
  width: 58px; height: 58px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--whatsapp) 0%, var(--whatsapp-dark) 100%);
  display: grid; place-items: center;
  box-shadow: 0 8px 24px rgba(37,211,102,.45);
  z-index: 90;
  animation: pulse-btn 2.4s infinite;
  transition: transform .25s ease;
}
.whatsapp-float:hover { transform: scale(1.08); }
.whatsapp-float svg { width: 28px; height: 28px; fill: #FFF; }
@keyframes pulse-btn {
  0% { box-shadow: 0 0 0 0 rgba(37,211,102,.5), 0 8px 24px rgba(37,211,102,.45); }
  70% { box-shadow: 0 0 0 14px rgba(37,211,102,0), 0 8px 24px rgba(37,211,102,.45); }
  100% { box-shadow: 0 0 0 0 rgba(37,211,102,0), 0 8px 24px rgba(37,211,102,.45); }
}

/* ============ RESPONSIVE ============ */
@media (max-width: 980px) {
  .hero__grid { grid-template-columns: 1fr; }
  .hero__media { order: -1; }
  .steps { grid-template-columns: repeat(3, 1fr); }
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .cards-grid--diff { grid-template-columns: repeat(2, 1fr); }
  .testimonials { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
  .nav, .header__cta { display: none; }
  .burger { display: flex; }
  .nav.is-open {
    display: flex;
    position: absolute;
    top: 100%; left: 0; right: 0;
    flex-direction: column;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    padding: 20px 24px;
    gap: 18px;
  }
  .hero { padding: 130px 0 70px; }
  .hero__stats { gap: 28px; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .cards-grid, .cards-grid--diff, .testimonials { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; gap: 30px; }
}