/* UniTV Vitalício — design system */
:root {
  --bg: #050505;
  --bg-elevated: #120a0c;
  --bg-card: #1a0f12;
  --bg-soft: #221418;
  --text: #f5f2f0;
  --text-muted: #b7a8ab;
  --border: rgba(255, 255, 255, 0.08);
  --brand-red: #c41e3a;
  --brand-deep: #8b0015;
  --brand-orange: #ff8c00;
  --brand-magenta: #9e2a8e;
  --brand-blue: #1e6fff;
  --gradient-brand: linear-gradient(125deg, #ff1a1a 0%, #ff8c00 35%, #9e2a8e 70%, #1e6fff 100%);
  --gradient-cta: linear-gradient(135deg, #c41e3a 0%, #ff4d4d 45%, #ff8c00 100%);
  --gradient-hero: radial-gradient(ellipse 80% 60% at 70% 20%, rgba(196, 30, 58, 0.45), transparent 55%),
    radial-gradient(ellipse 50% 40% at 10% 80%, rgba(30, 111, 255, 0.18), transparent 50%),
    linear-gradient(180deg, #0a0506 0%, #050505 100%);
  --whatsapp: #25d366;
  --radius: 14px;
  --radius-pill: 999px;
  --container: 1120px;
  --font-display: "Outfit", system-ui, sans-serif;
  --font-body: "Source Sans 3", system-ui, sans-serif;
  --shadow-glow: 0 20px 60px rgba(196, 30, 58, 0.28);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
}

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

button,
input,
select {
  font: inherit;
}

.container {
  width: min(100% - 2rem, var(--container));
  margin-inline: auto;
}

/* Header */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  backdrop-filter: blur(16px);
  background: rgba(5, 5, 5, 0.72);
  border-bottom: 1px solid var(--border);
  transition: background 0.3s ease;
}

.site-header.is-scrolled {
  background: rgba(5, 5, 5, 0.92);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
}

.brand img {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  object-fit: cover;
  background: #fff;
}

.brand-badge {
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #fff;
  background: var(--gradient-cta);
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-pill);
  margin-left: 0.15rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.nav-links a {
  color: var(--text-muted);
  font-size: 0.95rem;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--text);
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
  width: 42px;
  height: 42px;
  border-radius: 10px;
  cursor: pointer;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border: none;
  cursor: pointer;
  border-radius: var(--radius-pill);
  padding: 0.9rem 1.45rem;
  font-family: var(--font-display);
  font-weight: 650;
  font-size: 0.98rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.btn-primary {
  color: #fff;
  background: var(--gradient-cta);
  box-shadow: var(--shadow-glow);
}

.btn-ghost {
  color: var(--text);
  background: transparent;
  border: 1px solid var(--border);
}

.btn-whatsapp {
  background: var(--whatsapp);
  color: #04150a;
}

.btn-block {
  width: 100%;
}

/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  display: grid;
  align-items: center;
  padding: 7.5rem 0 4rem;
  background: var(--gradient-hero);
  overflow-x: clip;
  overflow-y: visible;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 55% at 85% 35%, rgba(196, 30, 58, 0.35), transparent 60%),
    radial-gradient(ellipse 45% 40% at 5% 90%, rgba(30, 111, 255, 0.16), transparent 55%);
  z-index: 0;
  pointer-events: none;
}

.hero .container {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.15fr);
  gap: 1.5rem 2rem;
  align-items: center;
}

.hero-copy {
  max-width: 520px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #ffb4b4;
  margin-bottom: 1rem;
}

.eyebrow::before {
  content: "";
  width: 28px;
  height: 2px;
  background: var(--gradient-brand);
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 6vw, 4.4rem);
  line-height: 0.98;
  letter-spacing: -0.04em;
  margin: 0 0 1rem;
}

.hero h1 .vital {
  display: block;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-lead {
  font-size: 1.12rem;
  color: var(--text-muted);
  max-width: 34ch;
  margin: 0 0 1.75rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.price-chip {
  display: inline-flex;
  flex-direction: column;
  gap: 0.15rem;
  padding: 0.9rem 1.1rem;
  border-radius: 16px;
  background: rgba(18, 10, 12, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
}

.price-chip .label {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.price-chip .value {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
}

.price-chip .note {
  font-size: 0.85rem;
  color: #ffb4b4;
}

.hero-visual {
  justify-self: end;
  align-self: center;
  width: min(100%, 740px);
  max-width: 100%;
  min-width: 0;
  background: transparent;
  /* sem transform/animation aqui — evita bug ao trocar mobile↔desktop no DevTools */
}

.tv-mockup-img,
.hero-visual img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 892 / 551;
  background: transparent;
  object-fit: contain;
  object-position: center;
  filter: drop-shadow(0 18px 32px rgba(0, 0, 0, 0.4));
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}

/* Devices */
.device-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.device-card {
  padding: 1.35rem 1.1rem;
  border-radius: var(--radius);
  background: var(--bg-card);
  border: 1px solid var(--border);
  text-align: center;
  transition: border-color 0.25s, transform 0.25s;
}

.device-card:hover {
  border-color: rgba(196, 30, 58, 0.5);
  transform: translateY(-3px);
}

.device-icon {
  width: 52px;
  height: 52px;
  margin: 0 auto 0.9rem;
  border-radius: 14px;
  display: grid;
  place-items: center;
  color: #fff;
  background: var(--gradient-cta);
}

.device-card h3 {
  font-family: var(--font-display);
  margin: 0 0 0.4rem;
  font-size: 1.05rem;
}

.device-card p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.92rem;
}

.device-note {
  margin: 1.5rem 0 0;
  padding: 1rem 1.2rem;
  border-radius: 12px;
  background: rgba(196, 30, 58, 0.12);
  border: 1px solid rgba(196, 30, 58, 0.35);
  color: #ffc9c9;
  text-align: center;
  font-size: 0.98rem;
}

.device-note strong {
  color: #fff;
}

.channels-banner {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 2rem;
  padding: 1.25rem 1.5rem;
  border-radius: 18px;
  background:
    linear-gradient(120deg, rgba(196, 30, 58, 0.35), rgba(20, 10, 12, 0.9)),
    var(--bg-elevated);
  border: 1px solid rgba(255, 204, 0, 0.25);
}

.channels-number {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 6vw, 3.6rem);
  font-weight: 800;
  line-height: 1;
  color: #ffcc00;
  letter-spacing: -0.04em;
  flex-shrink: 0;
}

.channels-number span {
  font-size: 0.55em;
  vertical-align: super;
}

.channels-banner strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.2rem;
  margin-bottom: 0.25rem;
}

.channels-banner p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.98rem;
}

/* floatY removido do mockup (causava distorção ao redimensionar) */

/* Sections */
.section {
  padding: 5rem 0;
  position: relative;
}

.section-alt {
  background: linear-gradient(180deg, #0b0608 0%, #120a0c 100%);
}

.section-head {
  max-width: 640px;
  margin-bottom: 2.5rem;
}

.section-head h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  letter-spacing: -0.03em;
  margin: 0 0 0.75rem;
  line-height: 1.1;
}

.section-head p {
  margin: 0;
  color: var(--text-muted);
  font-size: 1.05rem;
}

.vital-pill {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 0.35rem 0.7rem;
  border-radius: var(--radius-pill);
  background: rgba(196, 30, 58, 0.2);
  color: #ffb4b4;
  border: 1px solid rgba(196, 30, 58, 0.35);
  margin-bottom: 0.85rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.feature {
  padding: 1.5rem;
  border-radius: var(--radius);
  background: var(--bg-card);
  border: 1px solid var(--border);
  transition: border-color 0.25s, transform 0.25s;
}

.feature:hover {
  border-color: rgba(196, 30, 58, 0.45);
  transform: translateY(-3px);
}

.feature-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  margin-bottom: 1rem;
  background: var(--gradient-brand);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: -0.02em;
}

.feature h3 {
  font-family: var(--font-display);
  margin: 0 0 0.5rem;
  font-size: 1.15rem;
}

.feature p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.98rem;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  counter-reset: step;
}

.step {
  position: relative;
  padding: 1.6rem 1.4rem 1.4rem;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
}

.step::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  top: -12px;
  left: 1.2rem;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  color: #fff;
  background: var(--gradient-cta);
}

.step h3 {
  font-family: var(--font-display);
  margin: 0.4rem 0 0.5rem;
}

.step p {
  margin: 0;
  color: var(--text-muted);
}

/* Offer / pricing strip */
.offer-band {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2rem;
  align-items: center;
  padding: 2rem;
  border-radius: 24px;
  background:
    linear-gradient(135deg, rgba(196, 30, 58, 0.28), rgba(30, 111, 255, 0.12)),
    var(--bg-elevated);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.offer-band h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  margin: 0 0 0.6rem;
  letter-spacing: -0.03em;
}

.offer-band p {
  margin: 0;
  color: var(--text-muted);
}

.offer-price {
  text-align: center;
  padding: 1.4rem;
  border-radius: 18px;
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.offer-price .amount {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  line-height: 1;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.offer-price .forever {
  margin-top: 0.5rem;
  font-family: var(--font-display);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 0.8rem;
  color: #ffb4b4;
}

/* Checkout */
.checkout {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 1.5rem;
  align-items: start;
}

.checkout-summary,
.checkout-form-card {
  border-radius: 20px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  padding: 1.5rem;
}

.checkout-summary h3,
.checkout-form-card h3 {
  font-family: var(--font-display);
  margin: 0 0 1rem;
}

.summary-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}

.summary-list li {
  display: flex;
  gap: 0.65rem;
  color: var(--text-muted);
  font-size: 0.98rem;
}

.summary-list li::before {
  content: "✓";
  color: #ff6b6b;
  font-weight: 700;
}

.summary-price {
  margin-top: 1.4rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--border);
}

.summary-price .row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
}

.summary-price .row strong {
  font-family: var(--font-display);
  font-size: 1.6rem;
}

.form-grid {
  display: grid;
  gap: 0.9rem;
}

.field label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 0.35rem;
}

.field input,
.field select {
  width: 100%;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: #0d090a;
  color: var(--text);
  padding: 0.85rem 0.95rem;
  outline: none;
  transition: border-color 0.2s;
}

.field input:focus,
.field select:focus {
  border-color: rgba(196, 30, 58, 0.7);
}

.pay-methods {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.7rem;
}

.pay-method {
  position: relative;
}

.pay-method input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.pay-method label {
  display: block;
  padding: 0.95rem 0.85rem;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: #0d090a;
  cursor: pointer;
  text-align: center;
  transition: border-color 0.2s, background 0.2s;
}

.pay-method input:checked + label {
  border-color: #c41e3a;
  background: rgba(196, 30, 58, 0.15);
}

.pay-method .rec {
  display: block;
  font-size: 0.72rem;
  color: #ffb4b4;
  margin-top: 0.2rem;
}

.installments-wrap {
  display: none;
}

.installments-wrap.is-visible {
  display: block;
}

.form-error {
  display: none;
  margin-top: 0.75rem;
  padding: 0.75rem 0.9rem;
  border-radius: 10px;
  background: rgba(180, 20, 40, 0.2);
  border: 1px solid rgba(255, 80, 80, 0.35);
  color: #ffb4b4;
  font-size: 0.92rem;
}

.form-error.is-visible {
  display: block;
}

.pix-panel,
.card-panel {
  display: none;
  margin-top: 1rem;
  padding: 1rem;
  border-radius: 14px;
  background: #0d090a;
  border: 1px solid var(--border);
  text-align: center;
}

.pix-panel.is-visible,
.card-panel.is-visible {
  display: block;
}

.pix-panel img {
  width: min(100%, 220px);
  margin: 0.75rem auto;
  border-radius: 12px;
  background: #fff;
  padding: 0.5rem;
}

.pix-code {
  width: 100%;
  margin: 0.5rem 0;
  padding: 0.75rem;
  border-radius: 10px;
  border: 1px dashed var(--border);
  background: transparent;
  color: var(--text-muted);
  font-size: 0.8rem;
  word-break: break-all;
  resize: none;
  min-height: 72px;
}

.pix-status {
  margin-top: 0.75rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.pix-status.is-paid {
  color: #6dffb0;
}

/* Footer */
.site-footer {
  padding: 2.5rem 0 7rem;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.92rem;
}

.footer-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  align-items: center;
}

.footer-links {
  display: flex;
  gap: 1rem;
}

/* Float UI */
.float-stack {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 60;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  align-items: flex-end;
}

.float-btn {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  border: none;
  cursor: pointer;
  display: grid;
  place-items: center;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.35);
  transition: transform 0.2s;
}

.float-btn:hover {
  transform: scale(1.06);
}

.float-wa {
  background: var(--whatsapp);
  color: #04150a;
}

.float-top {
  background: #1a1012;
  color: #fff;
  border: 1px solid var(--border);
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
}

.float-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: none;
}

/* Legal pages */
.page-hero {
  padding: 8rem 0 3rem;
  background: var(--gradient-hero);
}

.page-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  margin: 0 0 0.5rem;
  letter-spacing: -0.03em;
}

.prose {
  max-width: 720px;
  color: var(--text-muted);
  padding-bottom: 4rem;
}

.prose h2 {
  color: var(--text);
  font-family: var(--font-display);
  margin-top: 2rem;
}

.prose a {
  color: #ff8f8f;
  text-decoration: underline;
}

/* Reveal */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-in {
  opacity: 1;
  transform: none;
}

/* Success page */
.success-box {
  max-width: 560px;
  margin: 0 auto;
  text-align: center;
  padding: 2rem;
  border-radius: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
}

.success-box h1 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  margin: 0 0 0.75rem;
}

/* Responsive */
@media (max-width: 920px) {
  .hero .container,
  .checkout,
  .offer-band,
  .feature-grid,
  .steps {
    grid-template-columns: 1fr;
  }

  .device-grid {
    grid-template-columns: 1fr 1fr;
  }

  .hero-visual {
    justify-self: center;
    order: -1;
    width: min(100%, 100%);
    max-width: 640px;
    margin: 0 auto 0.75rem;
  }

  .tv-mockup-img,
  .hero-visual img {
    margin-inline: auto;
  }

  .nav-toggle {
    display: grid;
    place-items: center;
  }

  .nav-links {
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    padding: 1rem;
    background: rgba(8, 5, 6, 0.96);
    border-bottom: 1px solid var(--border);
    display: none;
  }

  .nav-links.is-open {
    display: flex;
  }
}

@media (max-width: 560px) {
  .hero {
    padding-top: 6.5rem;
  }

  .pay-methods {
    grid-template-columns: 1fr;
  }

  .device-grid {
    grid-template-columns: 1fr;
  }
}