/* ============================================================
   Patricia Fotografia — LUZ DO ZERO
   Réplica do layout de referência (cursos.naianecosta.com)
   Tokens: preto puro · branco · highlight amarelo-claro · radius 0
   ============================================================ */

:root {
  --background: #000000;
  --background-alt: #111111;
  --foreground: #ffffff;
  --muted-foreground: #a6a6a6;
  --border: #333333;
  --cta: #d4af37;
  --cta-foreground: #000000;
  --highlight: #ffe9ad;
  --highlight-foreground: #000000;
  --radius: 0;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
* { border-color: var(--border); }

html { scroll-behavior: smooth; }

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--background);
  color: var(--foreground);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.5;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

a { color: inherit; text-decoration: none; }
img, video { display: block; max-width: 100%; }

.container-custom {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}
@media (min-width: 768px) {
  .container-custom { padding-left: 3rem; padding-right: 3rem; }
}
@media (min-width: 1024px) {
  .container-custom { padding-left: 5rem; padding-right: 5rem; }
}

.section-spacing { padding-top: 6rem; padding-bottom: 6rem; }
@media (min-width: 768px) {
  .section-spacing { padding-top: 8rem; padding-bottom: 8rem; }
}

.bg-alt { background: var(--background-alt); }
.text-center { text-align: center; }
.max-4xl { max-width: 56rem; margin: 0 auto; }
.max-6xl { max-width: 72rem; margin: 0 auto; }
.pt-4 { padding-top: 1rem; }
.pt-8 { padding-top: 2rem; }
.py-8 { padding-top: 2rem; padding-bottom: 2rem; }

.h-sec { font-size: 1.875rem; line-height: 2.25rem; }
.h-sec-sm { font-size: 1.5rem; }
@media (min-width: 768px) {
  .h-sec { font-size: 3rem; line-height: 1.1; }
  .h-sec-sm { font-size: 2.25rem; }
}
@media (min-width: 1024px) {
  .h-sec { font-size: 3.75rem; }
}

/* ---------- Reveal on scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(2.5rem);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible { opacity: 1; transform: none; }
.reveal-scale {
  opacity: 0;
  transform: scale(0.95);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal-scale.visible { opacity: 1; transform: none; }

/* ---------- Botões ---------- */
.btn-cta {
  display: inline-block;
  background: var(--cta);
  color: var(--cta-foreground);
  font-size: 0.875rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 1rem 2rem;
  border: 2px solid transparent;
  transition: all 0.3s;
  cursor: pointer;
}
.btn-cta:hover {
  background: transparent;
  color: var(--cta);
  border-color: var(--cta);
}
.btn-cta-lg { padding: 1rem 2rem; font-size: 1rem; }
.btn-cta-xl { width: 100%; padding: 1.5rem 2rem; font-size: 1.125rem; }
@media (min-width: 768px) {
  .btn-cta-xl { font-size: 1.25rem; }
}
.btn-block { display: block; text-align: center; }

.btn-ghost {
  display: inline-block;
  background: transparent;
  color: var(--foreground);
  border: 2px solid var(--foreground);
  font-size: 0.875rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 1rem 2rem;
  transition: all 0.3s;
}
.btn-ghost:hover { background: var(--foreground); color: var(--background); }

/* ---------- Nav ---------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  transition: all 0.3s;
  background: transparent;
}
.nav.scrolled {
  background: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4rem;
}
@media (min-width: 768px) { .nav-inner { height: 5rem; } }

.logo {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
@media (min-width: 768px) { .logo { font-size: 1.5rem; } }
.logo { white-space: nowrap; }
.logo-a { color: var(--foreground); }
.logo-dot { color: var(--cta); }
.logo > span:last-child:not(.logo-caret) { color: var(--cta); }
.logo-caret {
  display: inline-block;
  width: 2px;
  height: 1em;
  margin-left: 3px;
  background: var(--cta);
  animation: caret-blink 0.85s steps(1) infinite;
}
@keyframes caret-blink {
  0%, 49% { opacity: 1; }
  50%, 100% { opacity: 0; }
}

.nav-links { display: none; align-items: center; gap: 2rem; }
.nav-links a {
  font-size: 0.875rem;
  color: var(--muted-foreground);
  transition: color 0.3s;
}
.nav-links a:hover { color: var(--foreground); }

.nav-cta { display: none; padding: 0.5rem 1rem; font-size: 0.875rem; }

.nav-toggle {
  display: block;
  background: none;
  border: 0;
  color: var(--foreground);
  padding: 0.5rem;
  cursor: pointer;
}
.nav-mobile {
  display: none;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.75rem 1.5rem 1.25rem;
  background: rgba(0, 0, 0, 0.97);
  border-bottom: 1px solid var(--border);
}
.nav-mobile.open { display: flex; }
.nav-mobile a {
  padding: 0.6rem 0;
  font-size: 0.9rem;
  color: var(--muted-foreground);
}
.nav-mobile a:hover { color: var(--foreground); }

@media (min-width: 768px) {
  .nav-links { display: flex; }
  .nav-cta { display: inline-block; }
  .nav-toggle { display: none; }
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
  opacity: 0.4;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 0;
  background: linear-gradient(to bottom,
    rgba(0, 0, 0, 0.2),
    rgba(0, 0, 0, 0.1),
    rgba(0, 0, 0, 0.5));
}
.hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
  padding-top: 5rem;
  padding-bottom: 5rem;
}
.hero-box { max-width: 64rem; margin: 0 auto; }

.hero-title-wrap { margin-bottom: 1.5rem; }
.hero-title {
  font-size: 3.75rem;
  line-height: 1;
  font-weight: 700;
  letter-spacing: 0.05em;
  background: linear-gradient(to right, #f6e27a, #d4af37, #b8912a);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
@media (min-width: 768px) { .hero-title { font-size: 6rem; } }
@media (min-width: 1024px) { .hero-title { font-size: 9rem; } }

.hero-sub {
  font-size: 1.125rem;
  color: var(--muted-foreground);
  max-width: 48rem;
  margin: 0 auto;
}
@media (min-width: 768px) { .hero-sub { font-size: 1.25rem; } }
@media (min-width: 1024px) { .hero-sub { font-size: 1.5rem; } }

.hero-btn-wrap { padding-top: 2rem; }

.hero-stats {
  padding-top: 2rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem;
  font-size: 0.75rem;
  color: var(--muted-foreground);
}
@media (min-width: 768px) { .hero-stats { font-size: 0.875rem; } }
.hero-stats span { display: flex; align-items: center; gap: 0.5rem; }
.hero-stats .dot {
  width: 0.25rem; height: 0.25rem;
  border-radius: 50%;
  background: var(--muted-foreground);
  display: inline-block;
}

.hero-arrow {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  color: var(--muted-foreground);
}
.animate-bounce { animation: bounce 1s infinite; }
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(-10px); }
}
.animate-fade-in { animation: fadeIn 0.9s ease both; }
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(1.25rem); }
  to { opacity: 1; transform: none; }
}

/* ---------- Vídeo (VSL) ---------- */
.video-section { background: #000; }
.video-wrap { display: flex; justify-content: center; position: relative; }
.video-sound {
  position: absolute;
  bottom: 3.5rem;
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: var(--cta); color: var(--cta-foreground);
  border: 0; padding: 0.65rem 1.2rem;
  font-size: 0.78rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.08em;
  cursor: pointer;
  animation: pulse-cta 1.6s ease-in-out infinite;
}
.video-sound:hover { filter: brightness(1.1); }
@keyframes pulse-cta {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}
.video-wrap video {
  display: block;
  max-width: min(760px, 92vw);
  max-height: 78vh;
  width: auto;
  height: auto;
  border: 1px solid var(--border);
  background: #000;
}
.video-cta {
  margin-top: 2.5rem;
  display: flex;
  justify-content: center;
}

/* ---------- Para quem é ---------- */
#para-quem {
  position: relative;
  overflow: hidden;
}
.forwho {
  display: grid;
  gap: 3rem;
  align-items: end;
  position: relative;
  z-index: 10;
  max-width: 72rem;
  margin: 0 auto;
}
.forwho-text { display: flex; flex-direction: column; gap: 3rem; align-self: start; }

.check-col { display: flex; flex-direction: column; gap: 1.5rem; }
.check-item { display: flex; gap: 1rem; text-align: left; }
.check-item svg {
  flex-shrink: 0;
  width: 1.5rem; height: 1.5rem;
  margin-top: 0.25rem;
  color: var(--foreground);
}
.check-item p {
  font-size: 1rem;
  color: var(--muted-foreground);
  transition: color 0.3s;
}
.check-item:hover p { color: var(--foreground); }
@media (min-width: 768px) { .check-item p { font-size: 1.125rem; } }

.forwho-img {
  display: none;
}
@media (min-width: 768px) {
  .forwho { grid-template-columns: 1.2fr 1fr; }
  .forwho-img {
    display: block;
    position: absolute;
    bottom: 0; left: 0;
    width: auto;
    height: 92%;
    max-width: 45%;
    object-fit: contain;
    object-position: bottom left;
    z-index: 0;
  }
}
@media (min-width: 1024px) { .forwho-img { height: 95%; } }

/* ---------- Módulos ---------- */
.mod-grid {
  display: grid;
  gap: 1.5rem;
  padding-top: 2rem;
}
@media (min-width: 768px) { .mod-grid { grid-template-columns: repeat(2, 1fr); } }

.mod-card {
  padding: 2rem;
  border: 1px solid var(--border);
  transition: border-color 0.3s;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.mod-card:hover { border-color: var(--foreground); }
.mod-card h3 { font-size: 1.25rem; transition: color 0.3s; }
.mod-card:hover h3 { color: var(--muted-foreground); }
.mod-card p { font-size: 0.875rem; color: var(--muted-foreground); }
@media (min-width: 768px) {
  .mod-card h3 { font-size: 1.5rem; }
  .mod-card p { font-size: 1rem; }
}

.tag-bonus {
  display: inline-block;
  align-self: flex-start;
  background: var(--highlight);
  color: var(--highlight-foreground);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 0.25rem 0.75rem;
}
.tag-mod {
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--muted-foreground);
}

/* ---------- Método ---------- */
.method-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  padding-top: 2rem;
}
@media (min-width: 768px) { .method-grid { grid-template-columns: repeat(3, 1fr); } }

.method-step { text-align: center; }
.method-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 5rem; height: 5rem;
  border: 1px solid var(--foreground);
  margin-bottom: 1.25rem;
  transition: all 0.3s;
}
.method-step:hover .method-icon {
  background: var(--foreground);
  color: var(--background);
}
.method-step h3 { font-size: 1.5rem; margin-bottom: 0.5rem; }
@media (min-width: 768px) { .method-step h3 { font-size: 1.875rem; } }
.method-step p { font-size: 0.875rem; color: var(--muted-foreground); }
@media (min-width: 768px) { .method-step p { font-size: 1rem; } }

/* ---------- Depoimentos (carousel) ---------- */
.carousel-wrap { position: relative; }
.carousel {
  display: flex;
  gap: 1rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  scroll-behavior: smooth;
}
.carousel::-webkit-scrollbar { display: none; }

.t-slide {
  flex: 0 0 100%;
  scroll-snap-align: start;
  min-width: 0;
}
@media (min-width: 768px) { .t-slide { flex-basis: 50%; } }
@media (min-width: 1024px) { .t-slide { flex-basis: 33.3333%; } }

.t-card {
  height: 100%;
  padding: 1.5rem;
  border: 1px solid var(--border);
  transition: border-color 0.3s;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
@media (min-width: 768px) { .t-card { padding: 2rem; } }
.t-card:hover { border-color: var(--foreground); }
.t-quote { width: 2rem; height: 2rem; color: var(--muted-foreground); }
.t-title { font-size: 1rem; font-weight: 700; font-style: italic; }
@media (min-width: 768px) { .t-title { font-size: 1.125rem; } }
.t-body { font-size: 0.875rem; color: var(--muted-foreground); flex: 1; }
@media (min-width: 768px) { .t-body { font-size: 1rem; } }
.t-author { font-size: 0.75rem; color: var(--muted-foreground); }
@media (min-width: 768px) { .t-author { font-size: 0.875rem; } }

.car-btn {
  display: none;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 2rem; height: 2rem;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--background);
  color: var(--foreground);
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.2s;
}
.car-btn:hover { background: var(--accent, #1f1f1f); }
.car-prev { left: -3rem; }
.car-next { right: -3rem; }
@media (min-width: 1200px) { .car-btn { display: flex; } }

/* ---------- Investimento ---------- */
.oferta-label {
  text-align: center;
  font-size: 0.875rem;
  color: var(--muted-foreground);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
@media (min-width: 768px) { .oferta-label { font-size: 1rem; } }

.price-card {
  border: 2px solid var(--foreground);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
@media (min-width: 768px) { .price-card { padding: 3rem; } }

.price-head { text-align: center; }
.price-head h3 { font-size: 1.25rem; }
@media (min-width: 768px) { .price-head h3 { font-size: 1.5rem; } }

.price-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding-top: 1rem;
  text-align: left;
}
.price-list li { display: flex; gap: 0.75rem; align-items: flex-start; }
.price-list svg {
  flex-shrink: 0;
  width: 1.25rem; height: 1.25rem;
  margin-top: 0.125rem;
}
.price-list p { font-size: 0.875rem; }
@media (min-width: 768px) { .price-list p { font-size: 1rem; } }

.price-note {
  font-size: 0.75rem;
  color: var(--muted-foreground);
  font-style: italic;
  padding-top: 1rem;
}

.price-body {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.price-main {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 0.5rem;
}
.price-x-label {
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(166, 166, 166, 0.7);
}
.price-x-value {
  font-size: clamp(42px, 6vw, 72px);
  font-weight: 800;
  line-height: 0.9;
  letter-spacing: -0.025em;
}
.price-or { font-size: 0.75rem; color: rgba(166, 166, 166, 0.7); }
.price-cash-row {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.price-cash { font-size: 1rem; color: rgba(166, 166, 166, 0.6); }
.price-cash-label { font-size: 0.875rem; color: rgba(166, 166, 166, 0.6); }
@media (min-width: 768px) { .price-cash { font-size: 1.125rem; } }

.price-daily-wrap {
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.price-daily {
  font-size: clamp(12px, 1.8vw, 16px);
  color: rgba(166, 166, 166, 0.8);
}

/* ---------- CTA Final ---------- */
.final-cta {
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
}
.final-box {
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
.final-title {
  font-size: 2.25rem;
  line-height: 1.1;
}
@media (min-width: 768px) { .final-title { font-size: 3.75rem; } }
@media (min-width: 1024px) { .final-title { font-size: 4.5rem; } }
.final-sub { font-size: 1rem; color: var(--muted-foreground); }
@media (min-width: 768px) { .final-sub { font-size: 1.125rem; } }

/* ---------- Sobre / Bio ---------- */
.bio-grid {
  display: grid;
  gap: 3rem;
  align-items: center;
}
@media (min-width: 768px) { .bio-grid { grid-template-columns: 1fr 1fr; } }
.bio-img-wrap {
  background: rgba(166, 166, 166, 0.15);
  border: 1px solid var(--border);
  overflow: hidden;
  max-height: 80vh;
}
.bio-img {
  width: 100%; height: auto;
  object-fit: contain;
  display: block;
}
.bio-text { display: flex; flex-direction: column; gap: 1.5rem; }
.bio-paras p {
  font-size: 1rem;
  color: var(--muted-foreground);
}
@media (min-width: 768px) { .bio-paras p { font-size: 1.125rem; } }

/* ---------- Footer ---------- */
.footer {
  border-top: 1px solid var(--border);
  padding: 3rem 0;
}
.footer-row {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}
@media (min-width: 768px) {
  .footer-row { flex-direction: row; justify-content: space-between; }
}
.footer-social { display: flex; gap: 1rem; }
.wa-btn {
  width: 2.5rem; height: 2.5rem;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.2s;
  color: var(--foreground);
}
.wa-btn:hover { border-color: var(--foreground); }
.footer-legal {
  text-align: center;
  margin-top: 2rem;
  font-size: 0.75rem;
  color: var(--muted-foreground);
}