/* ==========================================================================
   Imersão NREDE — Executivo Premium (navy + gold)
   ========================================================================== */

:root {
  --navy-950: #070a16;
  --navy-900: #0b0f24;
  --navy-800: #121937;
  --navy-700: #1a2348;
  --navy-600: #24305e;
  --gold-400: #e8c766;
  --gold-500: #d4af37;
  --gold-600: #b5901f;
  --white: #ffffff;
  --gray-200: #e7e9f2;
  --gray-300: #b8c1d9;
  --gray-500: #7c88ab;
  --gray-700: #4a5578;

  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --container: 1180px;
  --radius: 10px;
  --shadow-gold: 0 8px 30px rgba(212, 175, 55, 0.25);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--navy-950);
  color: var(--gray-200);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

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

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--white);
  line-height: 1.15;
  font-weight: 700;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--gold-400);
  font-weight: 600;
  margin-bottom: 18px;
}

.eyebrow::before {
  content: '';
  width: 28px;
  height: 1px;
  background: var(--gold-500);
}

.section {
  padding: 100px 0;
}

.section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 60px;
}

.section-head h2 {
  font-size: clamp(28px, 4vw, 42px);
  margin-bottom: 16px;
}

.section-head p {
  color: var(--gray-500);
  font-size: 17px;
}

.section--alt {
  background: var(--navy-900);
  border-top: 1px solid var(--navy-700);
  border-bottom: 1px solid var(--navy-700);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px 34px;
  border-radius: 6px;
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.3px;
  cursor: pointer;
  border: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  white-space: nowrap;
}

.btn-gold {
  background: linear-gradient(135deg, var(--gold-400), var(--gold-600));
  color: var(--navy-950);
  box-shadow: var(--shadow-gold);
}

.btn-gold:hover { transform: translateY(-2px); box-shadow: 0 12px 36px rgba(212, 175, 55, 0.35); }

.btn-ghost {
  background: transparent;
  color: var(--white);
  border: 1px solid var(--navy-600);
}

.btn-ghost:hover { border-color: var(--gold-500); color: var(--gold-400); }

.btn-block { width: 100%; }

/* Header */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 18px 0;
  background: rgba(7, 10, 22, 0.75);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(212, 175, 55, 0.12);
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-display);
  font-size: 20px;
  color: var(--white);
  font-weight: 700;
  letter-spacing: 0.5px;
}

.logo span { color: var(--gold-400); }

.nav-links {
  display: flex;
  gap: 34px;
  font-size: 14px;
  font-weight: 500;
}

.nav-links a { color: var(--gray-300); transition: color 0.2s; }
.nav-links a:hover { color: var(--gold-400); }

.nav-toggle { display: none; background: none; border: none; color: var(--white); font-size: 24px; cursor: pointer; }

/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 120px;
  overflow: hidden;
  background:
    radial-gradient(ellipse at 20% 20%, rgba(212, 175, 55, 0.10), transparent 55%),
    radial-gradient(ellipse at 80% 80%, rgba(36, 48, 94, 0.6), transparent 60%),
    linear-gradient(180deg, var(--navy-950) 0%, var(--navy-900) 100%);
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(90deg, rgba(212,175,55,0.035) 0px, rgba(212,175,55,0.035) 1px, transparent 1px, transparent 80px);
  pointer-events: none;
}

.hero .container {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 860px;
}

.hero h1 {
  font-size: clamp(38px, 6.4vw, 74px);
  margin-bottom: 22px;
}

.hero h1 .placeholder,
.hero h1 .accent { color: var(--gold-400); }

.hero-lead {
  font-size: 19px;
  color: var(--gray-300);
  max-width: 600px;
  margin: 0 auto 40px;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
  margin-bottom: 40px;
}

.meta-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border: 1px solid var(--navy-600);
  border-radius: 30px;
  font-size: 14px;
  color: var(--gray-200);
  background: rgba(255,255,255,0.02);
}

.meta-pill strong { color: var(--gold-400); font-weight: 600; }

.hero-ctas {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 56px;
}

/* Countdown */
.countdown {
  display: flex;
  justify-content: center;
  gap: 18px;
  flex-wrap: wrap;
}

.countdown .unit {
  min-width: 84px;
  padding: 16px 10px;
  background: var(--navy-800);
  border: 1px solid var(--navy-600);
  border-radius: var(--radius);
}

.countdown .num {
  font-family: var(--font-display);
  font-size: 32px;
  color: var(--gold-400);
  font-weight: 700;
  display: block;
}

.countdown .label {
  font-size: 11px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--gray-500);
}

/* Stats bar */
.stats-bar {
  background: linear-gradient(90deg, var(--gold-600), var(--gold-400), var(--gold-600));
  padding: 2px 0;
}

.stats-bar-inner {
  background: var(--navy-950);
  padding: 40px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}

.stat-num {
  font-family: var(--font-display);
  font-size: clamp(28px, 3.4vw, 40px);
  color: var(--gold-400);
  font-weight: 700;
}

.stat-label {
  font-size: 13px;
  color: var(--gray-500);
  letter-spacing: 0.5px;
  margin-top: 6px;
}

/* Pillars */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.pillar-card {
  background: var(--navy-800);
  border: 1px solid var(--navy-700);
  border-radius: var(--radius);
  padding: 34px 26px;
  text-align: center;
  transition: border-color 0.2s, transform 0.2s;
}

.pillar-card:hover { border-color: var(--gold-500); transform: translateY(-4px); }

.pillar-num {
  font-family: var(--font-display);
  font-size: 15px;
  color: var(--gold-500);
  letter-spacing: 2px;
  margin-bottom: 14px;
}

.pillar-card h3 {
  font-size: 21px;
  margin-bottom: 10px;
}

.pillar-card p {
  color: var(--gray-500);
  font-size: 14.5px;
}

/* Speakers */
.speakers-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.speaker-card {
  background: var(--navy-800);
  border: 1px solid var(--navy-700);
  border-radius: var(--radius);
  overflow: hidden;
  text-align: center;
  transition: border-color 0.2s;
}

.speaker-card:hover { border-color: var(--gold-500); }

.speaker-photo {
  width: 108px;
  height: 108px;
  border-radius: 50%;
  margin: 30px auto 18px;
  background: linear-gradient(135deg, var(--navy-700), var(--navy-600));
  border: 2px solid var(--gold-500);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 30px;
  color: var(--gold-400);
}

.speaker-card h4 { font-size: 18px; margin-bottom: 4px; }

.speaker-role {
  color: var(--gold-400);
  font-size: 13px;
  margin-bottom: 14px;
}

.speaker-topic {
  color: var(--gray-500);
  font-size: 13.5px;
  padding: 0 22px 28px;
}

/* Agenda */
.agenda-list {
  max-width: 760px;
  margin: 0 auto;
}

.agenda-item {
  display: flex;
  gap: 28px;
  padding: 26px 0;
  border-bottom: 1px solid var(--navy-700);
}

.agenda-item:last-child { border-bottom: none; }

.agenda-time {
  min-width: 110px;
  font-family: var(--font-display);
  color: var(--gold-400);
  font-size: 17px;
  font-weight: 700;
}

.agenda-content h4 { font-size: 18px; margin-bottom: 6px; color: var(--white); }
.agenda-content p { color: var(--gray-500); font-size: 14.5px; }

/* For whom */
.forwhom-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.forwhom-list { list-style: none; margin-top: 26px; }

.forwhom-list li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 12px 0;
  color: var(--gray-300);
  font-size: 15.5px;
}

.forwhom-list li::before {
  content: '✓';
  color: var(--gold-400);
  font-weight: 700;
  flex-shrink: 0;
}

.forwhom-panel {
  background: var(--navy-800);
  border: 1px solid var(--gold-600);
  border-radius: var(--radius);
  padding: 40px;
}

/* Pricing */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  max-width: 820px;
  margin: 0 auto;
}

.price-card {
  background: var(--navy-800);
  border: 1px solid var(--navy-700);
  border-radius: var(--radius);
  padding: 40px 32px;
  position: relative;
}

.price-card--featured {
  border-color: var(--gold-500);
  box-shadow: var(--shadow-gold);
}

.price-tag {
  position: absolute;
  top: -13px;
  right: 28px;
  background: var(--gold-500);
  color: var(--navy-950);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  padding: 5px 14px;
  border-radius: 20px;
  text-transform: uppercase;
}

.price-card .lote-name {
  font-size: 13px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--gold-400);
  margin-bottom: 14px;
}

.price-value {
  font-family: var(--font-display);
  font-size: 42px;
  color: var(--white);
  margin-bottom: 4px;
}

.price-value span { font-size: 15px; color: var(--gray-500); font-family: var(--font-body); }

.price-note { color: var(--gray-500); font-size: 13px; margin-bottom: 26px; }

.price-features { list-style: none; margin-bottom: 30px; }

.price-features li {
  padding: 9px 0;
  color: var(--gray-300);
  font-size: 14.5px;
  border-top: 1px solid var(--navy-700);
}
.price-features li:first-child { border-top: none; }

.pricing-note {
  text-align: center;
  color: var(--gray-500);
  font-size: 13.5px;
  margin-top: 26px;
}

/* FAQ */
.faq-list { max-width: 760px; margin: 0 auto; }

.faq-item {
  border-bottom: 1px solid var(--navy-700);
}

.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 22px 0;
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 600;
  color: var(--white);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
}

.faq-question .icon {
  color: var(--gold-400);
  font-size: 20px;
  transition: transform 0.2s;
  flex-shrink: 0;
}

.faq-item.open .icon { transform: rotate(45deg); }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s ease;
  color: var(--gray-500);
  font-size: 14.5px;
}

.faq-item.open .faq-answer { max-height: 220px; }

.faq-answer p { padding-bottom: 22px; }

/* Final CTA */
.final-cta {
  text-align: center;
  background: radial-gradient(ellipse at center, var(--navy-700), var(--navy-950));
  padding: 100px 0;
}

.final-cta h2 { font-size: clamp(28px, 4.5vw, 46px); margin-bottom: 18px; }
.final-cta p { color: var(--gray-300); font-size: 17px; margin-bottom: 36px; }

/* Footer */
.footer {
  padding: 50px 0 30px;
  border-top: 1px solid var(--navy-700);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-links { display: flex; gap: 24px; font-size: 13.5px; color: var(--gray-500); }
.footer-copy { font-size: 13px; color: var(--gray-700); margin-top: 24px; text-align: center; }

/* Placeholder highlight */
.placeholder {
  outline: 1px dashed rgba(212, 175, 55, 0.5);
  outline-offset: 4px;
  border-radius: 3px;
}

/* Responsive */
@media (max-width: 900px) {
  .nav-links { display: none; }
  .nav-toggle { display: block; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .pillars-grid { grid-template-columns: repeat(2, 1fr); }
  .speakers-grid { grid-template-columns: repeat(2, 1fr); }
  .forwhom-grid { grid-template-columns: 1fr; gap: 36px; }
  .pricing-grid { grid-template-columns: 1fr; }
  .section { padding: 70px 0; }
}

@media (max-width: 560px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .pillars-grid { grid-template-columns: 1fr; }
  .speakers-grid { grid-template-columns: 1fr; }
  .agenda-item { flex-direction: column; gap: 6px; }
  .countdown .unit { min-width: 68px; padding: 12px 6px; }
  .countdown .num { font-size: 24px; }
}