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

:root {
  --bg:          #111415;
  --bg-low:      #191c1d;
  --bg-card:     #1d2021;
  --bg-high:     #282a2b;
  --bg-highest:  #323536;
  --primary:     #4d6bff;
  --primary-dim: #1a3acc;
  --primary-glow:rgba(77,107,255,.18);
  --orange:      #ff8c42;
  --orange-dim:  rgba(255,140,66,.15);
  --red:         #ff4d4d;
  --red-dim:     rgba(255,77,77,.12);
  --text:        #e1e3e4;
  --text-muted:  #9ca3af;
  --border:      #2a2d2e;
  --radius-sm:   6px;
  --radius:      10px;
  --radius-lg:   16px;
  --radius-xl:   24px;
  --font-head:   'Manrope', sans-serif;
  --font-body:   'Inter', sans-serif;
  --max-w:       1160px;
  --transition:  0.35s cubic-bezier(.4,0,.2,1);
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

/* ===========================
   TYPOGRAPHY
=========================== */
h1, h2, h3, h4 { font-family: var(--font-head); line-height: 1.15; }
h1 { font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 800; }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); font-weight: 700; }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.65rem); font-weight: 700; }
h4 { font-size: 0.9rem; font-weight: 600; }

.highlight { color: var(--primary); }

.eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 12px;
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 64px;
}
.section-header h2 { margin-top: 8px; }
.section-header p  { color: var(--text-muted); margin-top: 16px; font-size: 1.05rem; }

/* ===========================
   REVEAL ANIMATION
=========================== */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===========================
   BUTTONS
=========================== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary);
  color: #fff;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 13px 28px;
  border-radius: var(--radius-xl);
  border: none;
  cursor: pointer;
  transition: background var(--transition), box-shadow var(--transition), transform var(--transition);
  white-space: nowrap;
}
.btn-primary:hover {
  background: var(--primary-dim);
  box-shadow: 0 0 24px var(--primary-glow);
  transform: translateY(-2px);
}
.btn-primary span { font-size: 1.1rem; transition: transform var(--transition); }
.btn-primary:hover span { transform: translateX(3px); }
.btn-lg  { padding: 16px 36px; font-size: 1.05rem; }
.btn-xl  { padding: 18px 40px; font-size: 1.1rem; }

/* ===========================
   NAVBAR
=========================== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(17,20,21,.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
}
.navbar-inner {
  display: flex;
  align-items: center;
  gap: 32px;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
}
.navbar-logo img { height: 36px; width: auto; }
.navbar-menu { display: flex; gap: 28px; margin-left: auto; }
.navbar-menu a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color var(--transition);
}
.navbar-menu a:hover { color: var(--text); }
.navbar-cta { margin-left: 8px; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  margin-left: auto;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===========================
   HERO
=========================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  overflow: hidden;
}

/* Two-column inner layout */
.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 420px;
  align-items: center;
  gap: 64px;
}

.hero-text { display: flex; flex-direction: column; align-items: flex-start; }
.hero-text .eyebrow { margin-bottom: 20px; }
.hero-text h1 { margin-bottom: 24px; }

/* Book cover column */
.hero-book {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.book-cover-wrap {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  box-shadow:
    0 0 0 1px rgba(255,140,66,.25),
    0 24px 64px rgba(0,0,0,.6),
    0 0 80px rgba(255,140,66,.08);
  transition: transform var(--transition), box-shadow var(--transition);
}
.book-cover-wrap:hover {
  transform: translateY(-6px) scale(1.01);
  box-shadow:
    0 0 0 1px rgba(255,140,66,.4),
    0 32px 80px rgba(0,0,0,.7),
    0 0 100px rgba(255,140,66,.14);
}
.book-cover {
  display: block;
  width: 100%;
  max-width: 380px;
  border-radius: 12px;
}

/* Download button — outline orange with hand icon */
.btn-download {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  border: 2px solid var(--orange);
  color: var(--text);
  background: transparent;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.1rem;
  padding: 14px 32px;
  border-radius: var(--radius-xl);
  cursor: pointer;
  transition: background var(--transition), box-shadow var(--transition), transform var(--transition), color var(--transition);
  letter-spacing: 0.01em;
  white-space: nowrap;
}
.btn-download:hover {
  background: var(--orange-dim);
  box-shadow: 0 0 28px rgba(255,140,66,.25);
  transform: translateY(-2px);
  color: var(--orange);
}
.btn-download-icon {
  font-size: 1.4rem;
  line-height: 1;
  /* swap to a pointing hand */
  font-style: normal;
}

.hero-noise {
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
}

.hero-glow {
  position: absolute;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 700px;
  background: radial-gradient(ellipse, rgba(77,107,255,.15) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
}
.hero-sub {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 560px;
  margin-bottom: 36px;
  line-height: 1.7;
}
.hero-sub strong { color: var(--text); }

.hero-scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  animation: fadeInUp 1s 1.2s both;
}
.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--text-muted), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: .4; transform: scaleY(1); }
  50%       { opacity: 1;  transform: scaleY(1.3); }
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateX(-50%) translateY(12px); }
  to   { opacity: 1; transform: translateX(-50%) translateY(0); }
}

/* ===========================
   PROBLEMA
=========================== */
.problema {
  padding: 96px 0;
  background: var(--bg-low);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.problema .section-header { margin-bottom: 48px; }

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 48px;
}

.stat-card {
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: transform var(--transition), box-shadow var(--transition);
}
.stat-card:hover { transform: translateY(-4px); }

.stat-red   { border-top: 3px solid var(--red); }
.stat-blue  { border-top: 3px solid var(--primary); }
.stat-orange{ border-top: 3px solid var(--orange); }

.stat-number {
  font-family: var(--font-head);
  font-size: 4rem;
  font-weight: 800;
  color: var(--red);
  line-height: 1;
}
.stat-icon {
  font-family: var(--font-head);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
}
.stat-badge {
  display: inline-block;
  background: var(--orange-dim);
  color: var(--orange);
  border: 1px solid var(--orange);
  border-radius: var(--radius-xl);
  padding: 4px 14px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  width: fit-content;
}
.stat-label { color: var(--text-muted); font-size: 0.95rem; line-height: 1.5; }
.stat-label strong { color: var(--text); }

.problema-cta {
  max-width: 780px;
  margin: 0 auto;
  text-align: center;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 40px;
  background: var(--bg-card);
}
.problema-cta p { color: var(--text-muted); font-size: 1.05rem; margin-bottom: 12px; }
.problema-cta p:last-child { margin-bottom: 0; }
.problema-cta strong { color: var(--text); }
.tagline { font-size: 1rem !important; }

/* ===========================
   FASES
=========================== */
.fases {
  padding: 96px 0;
}
.fases .section-header { margin-bottom: 72px; }

.fase {
  position: relative;
  margin-bottom: 48px;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--bg-card);
  transition: box-shadow var(--transition);
}
.fase:hover { box-shadow: 0 8px 40px rgba(0,0,0,.25); }
.fase:last-child { margin-bottom: 0; }

.fase-header {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 28px 36px;
  background: var(--bg-high);
  border-bottom: 1px solid var(--border);
}
.fase-numero {
  display: flex;
  align-items: baseline;
  gap: 4px;
  flex-shrink: 0;
}
.fase-count {
  font-family: var(--font-head);
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
}
.fase-total {
  font-size: 0.9rem;
  color: var(--text-muted);
  font-weight: 500;
}
.fase-titulo h3 { color: var(--text); }

.fase-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  padding: 0;
}
.fase-col {
  padding: 28px 32px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.fase-col:first-child {
  border-right: 1px solid var(--border);
}

.fase-bloco {
  border-radius: var(--radius);
  padding: 20px 22px;
  border: 1px solid var(--border);
}

.problema-bloco { background: var(--red-dim); border-color: rgba(255,77,77,.2); }
.solucao-bloco  { background: var(--primary-glow); border-color: rgba(77,107,255,.2); }
.checklist-bloco { background: var(--bg-highest); }
.destaque-bloco {
  background: linear-gradient(135deg, rgba(77,107,255,.1), rgba(255,140,66,.05));
  border-color: rgba(77,107,255,.25);
  font-style: italic;
  color: var(--text-muted);
}

.bloco-title {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
  font-family: var(--font-head);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.icon-dot {
  display: inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}
.icon-dot.red  { background: var(--red); box-shadow: 0 0 6px var(--red); }
.icon-dot.blue { background: var(--primary); box-shadow: 0 0 6px var(--primary); }

.icon-check::before {
  content: '✓';
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px; height: 16px;
  background: var(--primary);
  color: #fff;
  border-radius: 4px;
  font-size: 0.65rem;
  font-weight: 800;
}

.fase-bloco p { font-size: 0.9rem; color: var(--text-muted); line-height: 1.6; margin-bottom: 8px; }
.fase-bloco p:last-child { margin-bottom: 0; }
.fase-bloco p strong { color: var(--text); }
.fase-bloco ul { display: flex; flex-direction: column; gap: 6px; }
.fase-bloco ul li {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.5;
  padding-left: 12px;
  position: relative;
}
.fase-bloco ul li::before {
  content: '·';
  position: absolute;
  left: 2px;
  color: var(--text-muted);
}
.solucao-list li::before { color: var(--primary) !important; }

.checklist { display: flex; flex-direction: column; gap: 8px !important; }
.checklist li {
  padding: 8px 10px 8px 32px !important;
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  font-size: 0.87rem !important;
  color: var(--text) !important;
  position: relative;
}
.checklist li::before {
  content: '✓' !important;
  position: absolute;
  left: 9px !important;
  top: 50%;
  transform: translateY(-50%);
  color: var(--primary) !important;
  font-weight: 800;
  font-size: 0.75rem !important;
}

.quote-block {
  margin-top: 12px;
  padding: 12px 16px;
  border-left: 3px solid var(--orange);
  font-size: 0.9rem;
  color: var(--orange);
  background: var(--orange-dim);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

/* Indicadores */
.indicadores { }
.indicadores .bloco-title { color: var(--text-muted); margin-bottom: 12px; }
.ind-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
.ind-card {
  background: var(--bg-high);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 12px;
  text-align: center;
  transition: border-color var(--transition), transform var(--transition);
}
.ind-card:hover { border-color: var(--primary); transform: translateY(-2px); }
.ind-card.ind-highlight {
  border-color: var(--primary);
  background: var(--primary-glow);
}
.ind-valor {
  font-family: var(--font-head);
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.2;
  margin-bottom: 4px;
}
.ind-nome {
  font-size: 0.72rem;
  color: var(--text-muted);
  line-height: 1.3;
}

/* Fase destaque (fase 03) */
.fase-destaque {
  padding: 0 36px;
  margin-top: -1px;
}
.fase-destaque-inner {
  display: flex;
  align-items: center;
  gap: 28px;
  background: linear-gradient(90deg, rgba(77,107,255,.12), transparent);
  border: 1px solid rgba(77,107,255,.25);
  border-radius: var(--radius-lg);
  padding: 20px 28px;
  margin: 20px 0;
}
.destaque-stat {
  font-family: var(--font-head);
  font-size: 3rem;
  font-weight: 800;
  color: var(--primary);
  flex-shrink: 0;
}
.fase-destaque-inner p {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.6;
}
.fase-destaque-inner p strong { color: var(--text); }

/* ===========================
   INTERDEPENDÊNCIA
=========================== */
.interdependencia {
  padding: 96px 0;
  background: var(--bg-low);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.inter-header {
  text-align: center;
  margin-bottom: 56px;
}
.inter-sub {
  color: var(--text-muted);
  font-size: 1.1rem;
  margin-top: 12px;
}
.inter-sub strong { color: var(--text); }

.inter-grid {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 56px;
}
.inter-card {
  flex: 1;
  min-width: 180px;
  max-width: 220px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  text-align: center;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.inter-card:hover {
  border-color: var(--primary);
  transform: translateY(-4px);
  box-shadow: 0 8px 32px var(--primary-glow);
}
.inter-icon { font-size: 1.8rem; margin-bottom: 12px; }
.inter-card p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.5; }
.inter-card p strong { color: var(--text); }

.inter-arrow {
  font-size: 1.4rem;
  color: var(--primary);
  opacity: 0.5;
  flex-shrink: 0;
}

.inter-conclusao {
  text-align: center;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 48px;
  background: var(--bg-card);
  max-width: 640px;
  margin: 0 auto;
}
.inter-conclusao p {
  font-family: var(--font-head);
  font-size: 1.2rem;
  line-height: 1.5;
  color: var(--text-muted);
}
.inter-conclusao p strong { color: var(--text); }
.inter-conclusao p:last-child {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--primary);
  margin-top: 8px;
}

/* ===========================
   DIAGNÓSTICO
=========================== */
.diagnostico {
  padding: 96px 0;
  background: var(--bg);
}
.diag-wrapper {
  background: linear-gradient(135deg, var(--bg-card) 0%, var(--bg-high) 100%);
  border: 1px solid var(--border);
  border-top: 3px solid var(--primary);
  border-radius: var(--radius-xl);
  padding: 56px 64px;
  max-width: 860px;
  margin: 0 auto;
  text-align: center;
}
.diag-header { margin-bottom: 48px; }
.diag-header h2 { margin: 8px 0 16px; }
.diag-badge {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 5px 18px;
  border-radius: var(--radius-xl);
  margin-bottom: 16px;
}
.diag-sub {
  color: var(--text-muted);
  font-size: 1rem;
  max-width: 480px;
  margin: 0 auto;
}

.diag-items {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 40px;
  text-align: left;
}
.diag-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
  transition: border-color var(--transition);
}
.diag-item:hover { border-color: var(--primary); }
.diag-num {
  font-family: var(--font-head);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary);
  opacity: 0.6;
  line-height: 1;
  flex-shrink: 0;
  margin-top: 2px;
}
.diag-text strong {
  display: block;
  font-size: 0.9rem;
  margin-bottom: 4px;
  color: var(--text);
}
.diag-text p { font-size: 0.83rem; color: var(--text-muted); line-height: 1.4; }

.diag-cta { border-top: 1px solid var(--border); padding-top: 36px; }
.diag-cta p { color: var(--text-muted); font-size: 0.95rem; margin-bottom: 24px; }

/* ===========================
   FOOTER
=========================== */
.footer {
  background: var(--bg-low);
  border-top: 1px solid var(--border);
  padding: 32px 0;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.footer p { font-size: 0.82rem; color: var(--text-muted); }

/* ===========================
   RESPONSIVE
=========================== */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr 340px; gap: 40px; }
}

@media (max-width: 900px) {
  .hero-inner {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-text { align-items: center; }
  .hero-book { max-width: 340px; margin: 0 auto; }
  .stats-grid { grid-template-columns: 1fr; }
  .fase-body  { grid-template-columns: 1fr; }
  .fase-col:first-child { border-right: none; border-bottom: 1px solid var(--border); }
  .ind-grid   { grid-template-columns: repeat(3, 1fr); }
  .inter-grid { gap: 8px; }
  .inter-arrow { display: none; }
  .inter-card { max-width: 100%; }
  .diag-wrapper { padding: 36px 28px; }
  .diag-items { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; text-align: center; }
}

@media (max-width: 680px) {
  .navbar-menu { display: none; }
  .navbar-cta  { display: none; }
  .hamburger   { display: flex; }
  .navbar-menu.mobile-open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 64px; left: 0; right: 0;
    background: var(--bg-low);
    border-bottom: 1px solid var(--border);
    padding: 20px 24px;
    gap: 20px;
    z-index: 99;
  }
  .hero { padding: 100px 0 60px; }
  .hero-inner { gap: 32px; }
  .btn-download { font-size: 0.95rem; padding: 12px 24px; }
  .fase-header { padding: 20px 20px; }
  .fase-col { padding: 20px; }
  .fase-count { font-size: 2rem; }
  .ind-grid { grid-template-columns: 1fr; }
  .inter-conclusao { padding: 24px; }
  .fase-destaque { padding: 0 20px; }
  .fase-destaque-inner { flex-direction: column; text-align: center; gap: 12px; }
}