/* ============================================================
   BETFREE IA — Design tokens
   ============================================================ */
:root {
  --bg: #0B0B0B;
  --bg-elevated: #131316;
  --bg-card: #16171B;
  --bg-card-hover: #1B1C21;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.14);

  --blue: #2563EB;
  --blue-light: #4F7DF3;
  --blue-dim: rgba(37, 99, 235, 0.14);

  --green: #22C55E;
  --green-light: #4ADE80;
  --green-dim: rgba(34, 197, 94, 0.14);

  --white: #FFFFFF;
  --gray: #D1D5DB;
  --gray-dim: #8B8E96;
  --gray-faint: #5B5E66;

  --font-display: "Sora", "Inter", -apple-system, sans-serif;
  --font-body: "Inter", -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", monospace;

  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 28px;
  --radius-full: 999px;

  --shadow-soft: 0 20px 60px rgba(0, 0, 0, 0.45);
  --shadow-glow-blue: 0 0 80px rgba(37, 99, 235, 0.25);
  --shadow-glow-green: 0 8px 30px rgba(34, 197, 94, 0.35);

  --container-w: 1120px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

body {
  background: var(--bg);
  color: var(--white);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font: inherit; background: none; border: none; cursor: pointer; color: inherit; }

.container {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 24px;
}
.container--narrow { max-width: 780px; }

section.section { padding: 120px 0; position: relative; }

@media (max-width: 780px) {
  section.section { padding: 80px 0; }
}

/* ============================================================
   Typography
   ============================================================ */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue-light);
  margin-bottom: 16px;
}
.eyebrow--center { text-align: center; }

.section__title {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  max-width: 640px;
}
.section__title--center { max-width: 680px; margin: 0 auto; text-align: center; }

em { color: var(--white); font-style: normal; font-weight: 600; }

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 15px;
  padding: 15px 26px;
  border-radius: var(--radius-full);
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), background 0.35s var(--ease);
  white-space: nowrap;
}

.btn--primary {
  background: linear-gradient(135deg, var(--green) 0%, #16A34A 100%);
  color: #052E11;
  box-shadow: var(--shadow-glow-green);
}
.btn--primary:hover {
  transform: translateY(-2px) scale(1.015);
  box-shadow: 0 12px 40px rgba(34, 197, 94, 0.45);
}
.btn--primary svg { transition: transform 0.3s var(--ease); }
.btn--primary:hover svg { transform: translateX(3px); }

.btn--nav {
  padding: 10px 20px;
  font-size: 13.5px;
}

.btn--large {
  padding: 19px 38px;
  font-size: 17px;
}

.btn--block { width: 100%; }

/* ============================================================
   Nav
   ============================================================ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 18px 0;
  background: rgba(11, 11, 11, 0.6);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  border-bottom: 1px solid transparent;
  transition: border-color 0.4s var(--ease), background 0.4s var(--ease);
}
.nav.is-scrolled {
  border-bottom-color: var(--border);
  background: rgba(11, 11, 11, 0.85);
}
.nav__inner {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav__logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16.5px;
  letter-spacing: 0.01em;
  display: flex;
  align-items: center;
  gap: 10px;
}
.nav__logo span { color: var(--blue-light); }
.nav__mark {
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 12px rgba(34, 197, 94, 0.8);
}

/* ============================================================
   Hero
   ============================================================ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding: 140px 24px 100px;
  overflow: hidden;
}

.hero__bg { position: absolute; inset: 0; z-index: 0; }
.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, black 20%, transparent 80%);
}

.orb {
  position: absolute;
  top: 8%;
  left: 50%;
  transform: translateX(-50%);
  width: 560px;
  height: 560px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, rgba(37,99,235,0.55), rgba(34,197,94,0.18) 45%, transparent 72%);
  filter: blur(40px);
  animation: breathe 8s ease-in-out infinite;
}

@keyframes breathe {
  0%, 100% { transform: translateX(-50%) scale(1); opacity: 0.75; }
  50% { transform: translateX(-50%) scale(1.18); opacity: 1; }
}

.hero__inner {
  position: relative;
  z-index: 1;
  max-width: var(--container-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
  width: 100%;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(34px, 5vw, 56px);
  font-weight: 700;
  line-height: 1.14;
  letter-spacing: -0.025em;
  margin-bottom: 24px;
}

.text-gradient {
  background: linear-gradient(120deg, var(--blue-light), var(--green-light));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero__subtitle {
  font-size: 17.5px;
  color: var(--gray);
  max-width: 520px;
  margin-bottom: 36px;
  line-height: 1.65;
}

.hero__actions { display: flex; flex-direction: column; align-items: flex-start; gap: 14px; }
.hero__guarantee {
  font-size: 13px;
  color: var(--gray-faint);
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

.hero__visual { position: relative; display: flex; justify-content: center; }

.phone {
  position: relative;
  width: 260px;
  border-radius: 38px;
  border: 8px solid #1C1D22;
  background: #000;
  box-shadow: var(--shadow-soft), 0 0 0 1px rgba(255,255,255,0.06);
  overflow: hidden;
}
.phone img { width: 100%; display: block; }
.phone__notch {
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 90px; height: 20px;
  background: #1C1D22;
  border-radius: 0 0 14px 14px;
  z-index: 2;
}

.phone--hero {
  animation: floaty 6s ease-in-out infinite;
}
@keyframes floaty {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-14px); }
}

.float-card {
  position: absolute;
  background: rgba(22, 23, 27, 0.9);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  font-size: 12.5px;
  color: var(--gray);
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: var(--shadow-soft);
  font-family: var(--font-mono);
}
.float-card strong { color: var(--white); font-size: 13px; margin-right: 4px; }
.float-card__dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px rgba(34,197,94,0.9);
  flex-shrink: 0;
}
.float-card--1 {
  top: 8%; left: -6%;
  animation: floaty 6s ease-in-out infinite;
  animation-delay: 0.3s;
}
.float-card--2 {
  bottom: 10%; right: -8%;
  animation: floaty 6.5s ease-in-out infinite;
  animation-delay: 0.6s;
}

@media (max-width: 980px) {
  .hero__inner { grid-template-columns: 1fr; text-align: left; }
  .hero__subtitle { max-width: 100%; }
  .hero__visual { margin-top: 20px; }
  .float-card { display: none; }
}
@media (max-width: 480px) {
  .hero { padding-top: 120px; }
  .phone--hero { width: 220px; }
}

/* ============================================================
   Problema — ciclo
   ============================================================ */
.problem { background: var(--bg-elevated); }

.cycle {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 20px;
  margin: 56px 0 48px;
}
.cycle__item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px;
  width: 190px;
  text-align: center;
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}
.cycle__item:hover { border-color: var(--border-strong); transform: translateY(-4px); }
.cycle__item--relapse { border-color: rgba(239, 68, 68, 0.3); }
.cycle__icon { font-size: 28px; display: block; margin-bottom: 12px; }
.cycle__item p { font-size: 14px; color: var(--gray); line-height: 1.5; }
.cycle__arrow { color: var(--gray-faint); font-size: 18px; }

@media (max-width: 780px) {
  .cycle { flex-direction: column; }
  .cycle__arrow { transform: rotate(90deg); }
  .cycle__item { width: 100%; max-width: 320px; }
}

.problem__closing {
  text-align: center;
  font-size: 18px;
  color: var(--gray);
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ============================================================
   Apresentação
   ============================================================ */
.presentation__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.presentation__text {
  color: var(--gray);
  font-size: 16px;
  line-height: 1.75;
  margin: 20px 0 28px;
}
.presentation__list li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
  color: var(--gray);
  padding: 10px 0;
  border-top: 1px solid var(--border);
}
.presentation__list li:first-child { border-top: none; }
.check {
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--green-dim);
  color: var(--green-light);
  display: flex; align-items: center; justify-content: center;
  font-size: 12px;
  flex-shrink: 0;
}

.presentation__visual { display: flex; justify-content: center; }
.phone--float { animation: floaty 7s ease-in-out infinite; width: 280px; }

@media (max-width: 900px) {
  .presentation__grid { grid-template-columns: 1fr; }
  .presentation__visual { order: -1; }
}

/* ============================================================
   Galeria
   ============================================================ */
.gallery { background: var(--bg-elevated); }

.gallery__track {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
  margin-top: 56px;
}

.gallery__card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 22px 32px;
  text-align: center;
  transition: transform 0.4s var(--ease), border-color 0.4s var(--ease), background 0.4s var(--ease);
}
.gallery__card:hover {
  transform: translateY(-6px);
  border-color: var(--border-strong);
  background: var(--bg-card-hover);
}
.gallery__card .phone {
  width: 100%;
  max-width: 190px;
  margin: 0 auto 22px;
}
.gallery__card h3 {
  font-family: var(--font-display);
  font-size: 16.5px;
  font-weight: 600;
  margin-bottom: 10px;
}
.gallery__card p {
  font-size: 13.5px;
  color: var(--gray-dim);
  line-height: 1.6;
}

@media (max-width: 1080px) {
  .gallery__track { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 720px) {
  .gallery__track {
    grid-template-columns: none;
    grid-auto-flow: column;
    grid-auto-columns: 78%;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    padding-bottom: 12px;
    margin-left: -24px;
    margin-right: -24px;
    padding-left: 24px;
    padding-right: 24px;
  }
  .gallery__card { scroll-snap-align: center; }
}

/* ============================================================
   Benefícios
   ============================================================ */
.benefits__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 56px;
}
.benefit {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 30px 26px;
  transition: transform 0.35s var(--ease), border-color 0.35s var(--ease);
}
.benefit:hover { transform: translateY(-4px); border-color: rgba(37,99,235,0.35); }
.benefit__icon {
  font-size: 26px;
  width: 52px; height: 52px;
  border-radius: 14px;
  background: var(--blue-dim);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
}
.benefit h3 {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 8px;
}
.benefit p { font-size: 14px; color: var(--gray-dim); line-height: 1.6; }

@media (max-width: 900px) {
  .benefits__grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .benefits__grid { grid-template-columns: 1fr; }
}

/* ============================================================
   Como funciona
   ============================================================ */
.how { background: var(--bg-elevated); }

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin: 56px 0 48px;
}
.step {
  padding: 8px 0;
  border-top: 1px solid var(--border-strong);
}
.step__number {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--green-light);
  display: block;
  margin: 18px 0 14px;
}
.step h3 {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 600;
  margin-bottom: 10px;
}
.step p { color: var(--gray-dim); font-size: 14.5px; line-height: 1.6; }

.how__cta { text-align: center; }

@media (max-width: 780px) {
  .steps { grid-template-columns: 1fr; }
}

/* ============================================================
   Garantia
   ============================================================ */
.guarantee__card {
  background: linear-gradient(160deg, rgba(37,99,235,0.12), rgba(34,197,94,0.08));
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  padding: 56px 40px;
  text-align: center;
}
.guarantee__seal {
  width: 68px; height: 68px;
  border-radius: 50%;
  background: var(--bg);
  border: 1px solid var(--border-strong);
  display: flex; align-items: center; justify-content: center;
  color: var(--green-light);
  margin: 0 auto 24px;
}
.guarantee__card h2 {
  font-family: var(--font-display);
  font-size: clamp(24px, 3.4vw, 32px);
  font-weight: 700;
  margin-bottom: 14px;
}
.guarantee__card p {
  color: var(--gray);
  max-width: 480px;
  margin: 0 auto;
  font-size: 15.5px;
  line-height: 1.7;
}

/* ============================================================
   FAQ
   ============================================================ */
.accordion { margin-top: 48px; }
.accordion__item {
  border-bottom: 1px solid var(--border);
}
.accordion__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 4px;
  font-family: var(--font-display);
  font-size: 16.5px;
  font-weight: 600;
  text-align: left;
}
.accordion__icon { flex-shrink: 0; color: var(--gray-dim); transition: transform 0.35s var(--ease); }
.accordion__trigger[aria-expanded="true"] .accordion__icon { transform: rotate(45deg); color: var(--green-light); }

.accordion__panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s var(--ease), padding 0.4s var(--ease);
}
.accordion__panel p {
  color: var(--gray-dim);
  font-size: 15px;
  line-height: 1.7;
  padding-bottom: 22px;
  max-width: 620px;
}

/* ============================================================
   CTA final
   ============================================================ */
.final-cta {
  text-align: center;
  position: relative;
  overflow: hidden;
}
.orb--final {
  top: -20%;
  width: 480px;
  height: 480px;
}
.final-cta__title {
  position: relative;
  font-family: var(--font-display);
  font-size: clamp(28px, 4.5vw, 44px);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 18px;
}
.final-cta__subtitle {
  position: relative;
  color: var(--gray);
  font-size: 17px;
  margin-bottom: 36px;
}
.final-cta__note {
  position: relative;
  margin-top: 20px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--gray-faint);
  letter-spacing: 0.02em;
}

/* ============================================================
   Footer
   ============================================================ */
.footer {
  border-top: 1px solid var(--border);
  padding: 48px 0 120px;
  text-align: center;
}
.footer__logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  margin-bottom: 16px;
}
.footer__logo span { color: var(--blue-light); }
.footer__text {
  color: var(--gray-faint);
  font-size: 12.5px;
  max-width: 480px;
  margin: 0 auto 16px;
  line-height: 1.6;
}
.footer__copy { color: var(--gray-faint); font-size: 12px; }

/* ============================================================
   Sticky mobile CTA
   ============================================================ */
.sticky-cta {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 90;
  padding: 14px 16px calc(14px + env(safe-area-inset-bottom));
  background: linear-gradient(180deg, rgba(11,11,11,0) 0%, rgba(11,11,11,0.95) 30%);
  transform: translateY(120%);
  transition: transform 0.4s var(--ease);
  display: none;
}
.sticky-cta.is-visible { transform: translateY(0); }

@media (max-width: 780px) {
  .sticky-cta { display: block; }
}

/* ============================================================
   Scroll reveal
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}