/* ===========================================================
   ARCANO | Livros & Histórias — estilos
   Paleta: creme (fundo), azul-petróleo (texto/âncora), dourado
   (detalhes) e terracota quente (acento). Tom elegante e claro,
   sem exagero "dark" ou gótico.
=========================================================== */

:root {
  --cream: #f7f1e7;
  --cream-soft: #fbf7ef;
  --paper: #efe6d4;
  --ink: #1c2b2e;
  --petrol: #16414c;
  --petrol-deep: #0c2b33;
  --gold: #b6893f;
  --gold-soft: #d8b978;
  --terracotta: #a85a3d;
  --terracotta-soft: #c97e5c;
  --line: rgba(22, 65, 76, 0.14);

  --font-display: "Cormorant Garamond", Georgia, "Times New Roman", serif;
  --font-body: "Sora", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --container-w: 1180px;
  --radius: 14px;
  --shadow-soft: 0 20px 45px -25px rgba(12, 43, 51, 0.35);
  --transition: 220ms ease;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

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

a {
  color: inherit;
}

.container {
  width: 100%;
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 24px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--petrol);
  color: var(--cream);
  padding: 12px 18px;
  border-radius: 0 0 8px 0;
  z-index: 100;
}

.skip-link:focus {
  left: 0;
}

/* ---------- Reveal-on-scroll (sutil) ---------- */
[data-animate] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 700ms ease, transform 700ms ease;
  will-change: opacity, transform;
}

[data-animate].in-view {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(247, 241, 231, 0.86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  padding-bottom: 16px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.25rem;
  color: var(--petrol-deep);
  letter-spacing: 0.02em;
}

.logo-mark {
  color: var(--gold);
  font-size: 1.1rem;
}

.logo-divider {
  color: var(--gold);
  font-weight: 400;
  margin: 0 2px;
}

.main-nav {
  display: none;
  align-items: center;
  gap: 28px;
  font-size: 0.95rem;
  font-weight: 500;
}

.main-nav a {
  text-decoration: none;
  color: var(--petrol);
  opacity: 0.85;
  transition: opacity var(--transition);
}

.main-nav a:hover {
  opacity: 1;
}

.nav-cta {
  background: var(--petrol-deep);
  color: var(--cream) !important;
  opacity: 1 !important;
  padding: 9px 18px;
  border-radius: 999px;
}

.nav-cta:hover {
  background: var(--petrol);
}

@media (min-width: 860px) {
  .main-nav {
    display: flex;
  }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.98rem;
  padding: 14px 28px;
  border-radius: 999px;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition);
  border: 1px solid transparent;
  cursor: pointer;
}

.btn-primary {
  background: linear-gradient(135deg, var(--gold-soft), var(--gold));
  color: var(--petrol-deep);
  box-shadow: 0 14px 30px -14px rgba(182, 137, 63, 0.55);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 34px -14px rgba(182, 137, 63, 0.65);
}

.btn-secondary {
  background: transparent;
  color: var(--petrol-deep);
  border-color: var(--petrol-deep);
}

.btn-secondary:hover {
  background: var(--petrol-deep);
  color: var(--cream);
}

.btn-outline {
  background: transparent;
  border-color: var(--line);
  color: var(--petrol);
}

.btn-lg {
  padding: 17px 38px;
  font-size: 1.05rem;
}

.btn-block {
  width: 100%;
  margin-top: 18px;
}

.is-disabled {
  pointer-events: none;
  opacity: 0.55;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  overflow: hidden;
  padding: 56px 0 72px;
}

.hero-glow {
  position: absolute;
  inset: -20% -10% auto -10%;
  height: 480px;
  background: radial-gradient(60% 60% at 30% 20%, rgba(182, 137, 63, 0.16), transparent 70%),
    radial-gradient(50% 50% at 80% 10%, rgba(22, 65, 76, 0.12), transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 48px;
  align-items: center;
}

.eyebrow {
  font-family: var(--font-body);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--terracotta);
  margin: 0 0 14px;
}

.eyebrow-light {
  color: var(--gold-soft);
}

.hero-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.9rem, 5vw, 3.1rem);
  line-height: 1.18;
  color: var(--petrol-deep);
  margin: 0 0 22px;
}

.hero-lead {
  font-size: 1.05rem;
  color: rgba(28, 43, 46, 0.82);
  max-width: 56ch;
  margin: 0 0 30px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.hero-microcopy {
  margin: 18px 0 0;
  font-size: 0.85rem;
  color: rgba(28, 43, 46, 0.6);
}

.hero-visual {
  display: flex;
  justify-content: center;
}

.cover-frame {
  position: relative;
  max-width: 340px;
  width: 100%;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(182, 137, 63, 0.35);
}

.cover-image {
  width: 100%;
  height: auto;
}

.cover-badge {
  position: absolute;
  bottom: 14px;
  right: 14px;
  background: rgba(12, 43, 51, 0.72);
  color: var(--cream);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  padding: 6px 12px;
  border-radius: 999px;
}

.scroll-hint {
  display: none;
}

@media (min-width: 960px) {
  .hero-inner {
    grid-template-columns: 1.1fr 0.9fr;
  }

  .lg-only {
    display: inline;
  }
}

/* ---------- Sections ---------- */
.section {
  padding: 76px 0;
}

.section-head {
  max-width: 760px;
  margin: 0 auto 40px;
  text-align: center;
}

.section-head h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.6rem, 3.4vw, 2.3rem);
  color: var(--petrol-deep);
  margin: 0;
}

.section-about {
  background: var(--paper);
}

.about-grid {
  max-width: 900px;
  margin: 0 auto;
}

.about-text {
  text-align: center;
  font-size: 1.05rem;
  color: rgba(28, 43, 46, 0.85);
  margin: 0 auto 48px;
  max-width: 68ch;
}

.genre-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(2, 1fr);
}

@media (min-width: 720px) {
  .genre-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.genre-card {
  background: var(--cream-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px 20px;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition);
}

.genre-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-soft);
}

.genre-icon {
  display: block;
  font-size: 1.8rem;
  margin-bottom: 12px;
}

.genre-card h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin: 0 0 8px;
  color: var(--petrol-deep);
}

.genre-card p {
  font-size: 0.9rem;
  color: rgba(28, 43, 46, 0.72);
  margin: 0;
}

.section-synopsis {
  background: var(--cream);
}

.synopsis-grid {
  max-width: 820px;
}

.synopsis-body p {
  font-size: 1.08rem;
  color: rgba(28, 43, 46, 0.85);
}

.synopsis-body p + p {
  margin-top: 18px;
}

.section-why {
  background: var(--petrol-deep);
  color: var(--cream);
}

.section-why .section-head h2 {
  color: var(--cream);
}

.section-why .eyebrow {
  color: var(--gold-soft);
}

.why-grid {
  display: grid;
  gap: 22px;
  grid-template-columns: 1fr;
}

@media (min-width: 720px) {
  .why-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.why-card {
  background: rgba(247, 241, 231, 0.06);
  border: 1px solid rgba(216, 185, 120, 0.25);
  border-radius: var(--radius);
  padding: 30px 24px;
  text-align: center;
}

.why-icon {
  display: block;
  font-size: 1.9rem;
  margin-bottom: 14px;
}

.why-card h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  margin: 0 0 10px;
  color: var(--gold-soft);
}

.why-card p {
  font-size: 0.92rem;
  color: rgba(247, 241, 231, 0.78);
  margin: 0;
}

.section-reviews {
  background: var(--paper);
}

.reviews-placeholder {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
  border: 1px dashed var(--gold);
  border-radius: var(--radius);
  padding: 36px 28px;
  background: var(--cream-soft);
}

.reviews-placeholder p {
  margin: 0;
  color: rgba(28, 43, 46, 0.75);
}

.section-editions {
  background: var(--cream);
}

.editions-grid {
  display: grid;
  gap: 22px;
  grid-template-columns: 1fr;
  max-width: 860px;
  margin: 0 auto 32px;
}

@media (min-width: 720px) {
  .editions-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.edition-card {
  background: var(--cream-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px 28px;
  text-align: center;
}

.edition-icon {
  display: block;
  font-size: 2rem;
  margin-bottom: 14px;
}

.edition-card h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  margin: 0 0 10px;
  color: var(--petrol-deep);
}

.edition-card p {
  color: rgba(28, 43, 46, 0.72);
  margin: 0;
  min-height: 44px;
}

.edition-english {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  gap: 18px;
  align-items: flex-start;
  background: linear-gradient(135deg, rgba(182, 137, 63, 0.1), rgba(22, 65, 76, 0.06));
  border: 1px solid rgba(182, 137, 63, 0.3);
  border-radius: var(--radius);
  padding: 26px 28px;
}

.edition-english .edition-icon {
  margin-bottom: 0;
}

.edition-english h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin: 0 0 6px;
  color: var(--petrol-deep);
}

.edition-english p {
  margin: 0;
  color: rgba(28, 43, 46, 0.75);
  font-size: 0.95rem;
}

.edition-english .btn {
  margin-top: 16px;
}

.section-final-cta {
  background: linear-gradient(150deg, var(--petrol-deep), var(--petrol) 70%);
  color: var(--cream);
  text-align: center;
}

.final-cta-inner {
  max-width: 680px;
  margin: 0 auto;
}

.final-cta-inner h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  margin: 0 0 18px;
  color: var(--cream);
}

.final-cta-lead {
  font-size: 1.05rem;
  color: rgba(247, 241, 231, 0.8);
  margin: 0 0 32px;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--paper);
  border-top: 1px solid var(--line);
  padding: 40px 0;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: center;
  text-align: center;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--petrol-deep);
  font-size: 1.05rem;
}

.footer-links {
  display: flex;
  gap: 24px;
  font-size: 0.9rem;
}

.footer-links a {
  text-decoration: none;
  color: var(--petrol);
  opacity: 0.85;
}

.footer-links a:hover {
  opacity: 1;
  text-decoration: underline;
}

.footer-copy {
  font-size: 0.8rem;
  color: rgba(28, 43, 46, 0.55);
  margin: 0;
}

@media (min-width: 640px) {
  .footer-inner {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}