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

body {
  font-family: "Inter", sans-serif;
  background: #f5f7fb;
  color: #0f172a;
  line-height: 1.6;
}

/* LAYOUT */
.container {
  max-width: 920px;
  margin: auto;
  padding: 0 20px;
}

/* ====================================
   HEADER
   ==================================== */
.header {
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid #e5e7eb;
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 0;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.logo-icon { font-size: 22px; }

.logo-text {
  font-size: 17px;
  font-weight: 800;
  color: #0f172a;
  letter-spacing: -0.5px;
  line-height: 1.2;
}

.main-nav { display: flex; align-items: center; gap: 4px; }

.main-nav a {
  padding: 7px 14px;
  border-radius: 8px;
  text-decoration: none;
  color: #475569;
  font-weight: 600;
  font-size: 14px;
  transition: 0.2s;
}

.main-nav a:hover { color: #0a66c2; background: #f0f9ff; }

/* HAMBURGER */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 24px;
  height: 18px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.hamburger span {
  display: block;
  height: 2px;
  width: 100%;
  background: #0f172a;
  border-radius: 2px;
  transition: 0.3s;
}

/* MOBILE NAV */
.mobile-nav {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 12px 20px 18px;
  border-top: 1px solid #f1f5f9;
}

.mobile-nav.open { display: flex; }

.mobile-nav a {
  padding: 11px 14px;
  border-radius: 8px;
  text-decoration: none;
  color: #334155;
  font-weight: 600;
  font-size: 15px;
  transition: 0.2s;
}

.mobile-nav a:hover { background: #f0f9ff; color: #0a66c2; }

@media (max-width: 768px) {
  .main-nav { display: none; }
  .hamburger { display: flex; }
}

/* ====================================
   HERO
   ==================================== */
.hero { padding: 60px 0 40px; }

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  align-items: center;
}

.tag {
  display: inline-block;
  background: rgba(10, 102, 194, 0.1);
  color: #0a66c2;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 15px;
}

.hero h1 {
  font-size: 34px;
  font-weight: 800;
  margin-bottom: 8px;
}

.date { color: #64748b; margin-bottom: 15px; }

.hero p { color: #475569; margin-bottom: 15px; }

.highlight-box {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, #fff7ed, #ffedd5);
  color: #9a3412;
  padding: 10px 16px;
  border-radius: 999px;
  font-size: 14px;
  border: 1px solid #fed7aa;
  margin-bottom: 20px;
}

.hero-buttons {
  display: flex;
  gap: 12px;
  margin-bottom: 20px;
}

.primary-btn {
  background: linear-gradient(135deg, #0a66c2, #004182);
  color: white;
  padding: 11px 18px;
  border-radius: 10px;
  border: none;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.25s ease;
  font-size: 14px;
}

.primary-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(10, 102, 194, 0.3);
}

.secondary-btn {
  border: 1px solid #cbd5e1;
  padding: 11px 18px;
  border-radius: 10px;
  text-decoration: none;
  color: #0a66c2;
  font-weight: 600;
  transition: 0.2s;
}

.secondary-btn:hover { background: #f1f5f9; }

.trust { display: flex; gap: 25px; font-size: 13px; }
.trust strong { font-size: 18px; }

/* HERO CARD */
.hero-card {
  background: white;
  border-radius: 18px;
  padding: 25px;
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.08);
  transition: 0.3s;
}

.hero-card:hover { transform: translateY(-6px); }
.hero-card h2 { margin-bottom: 15px; }
.hero-card li { background: #f1f5f9; padding: 10px; border-radius: 8px; margin-bottom: 8px; list-style: none; }

/* WHY */
.why { padding: 40px 0; }

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

.card {
  background: white;
  padding: 22px;
  border-radius: 16px;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.05);
  transition: 0.25s;
}

.card:hover { transform: translateY(-5px); }

/* COUNTDOWN */
.countdown {
  background: linear-gradient(135deg, #0a66c2, #004182);
  color: white;
  text-align: center;
  padding: 45px 20px;
  border-radius: 18px;
  margin: 50px auto;
  max-width: 820px;
}

#timer { font-size: 32px; font-weight: 700; margin: 15px 0; }

/* RECENT */
.recent { padding: 40px 0; }

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

.recent-card {
  background: white;
  padding: 18px;
  border-radius: 16px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
  transition: 0.25s;
}

.recent-card:hover { transform: translateY(-4px); }

/* ANSWER */
.answer-section { padding: 50px 0; }

.answer-card {
  background: white;
  padding: 35px;
  border-radius: 18px;
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.08);
  text-align: center;
}

.answer-list li { background: #f1f5f9; margin-bottom: 10px; padding: 10px; border-radius: 8px; list-style: none; }

.final-answer { font-size: 30px; font-weight: 800; color: #0a66c2; margin: 20px 0; }

.difficulty {
  background: #e0f2fe;
  color: #0369a1;
  padding: 6px 14px;
  border-radius: 999px;
  display: inline-block;
  margin-top: 10px;
  font-weight: 600;
}

/* FAQ */
.faq { padding: 40px 0; }

.faq-item {
  background: white;
  padding: 20px;
  border-radius: 14px;
  margin-bottom: 15px;
}

/* EXTENSION: ADAPTED HERO CARD */
.clue-list { padding: 0; margin-bottom: 25px; }

.clue-row {
  display: flex !important;
  padding: 0 !important;
  background: transparent !important;
  margin-bottom: 12px !important;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

.clue-num {
  background: white;
  color: #0f172a;
  font-weight: 800;
  width: 45px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid #e5e7eb;
  border-right: none;
  font-size: 15px;
}

.clue-content {
  flex-grow: 1;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 18px;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.5px;
}

.bg-blue  { background: #3b82f6; color: white; border: 1px solid #3b82f6; }
.bg-green { background: #10b981; color: white; border: 1px solid #10b981; }
.bg-yellow{ background: #f59e0b; color: white; border: 1px solid #f59e0b; }

.clue-icon { font-size: 10px; opacity: 0.8; }

.card-header {
  display: flex;
  justify-content: space-between;
  border-bottom: 2px solid #e5e7eb;
  padding-bottom: 12px;
  margin-bottom: 18px;
  font-size: 12px;
  font-weight: 700;
  color: #64748b;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.card-answer-section { border-top: 2px solid #e5e7eb; padding-top: 18px; }
.start-game-section { margin-top: 25px; }
.start-game-section a { transition: 0.2s; }
.start-game-section a:hover { transform: translateX(4px); color: #0a66c2 !important; }
.play-triangle { color: #f87171; font-size: 12px; }

/* ====================================
   MOBILE
   ==================================== */
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .cards { grid-template-columns: 1fr; }
  .recent-grid { grid-template-columns: 1fr; }
  .hero-buttons { flex-direction: column; }
  .primary-btn, .secondary-btn { width: 100%; text-align: center; }
  .hero h1 { font-size: 26px; }
}

/* ====================================
   FOOTER (Multi-column premium dark)
   ==================================== */
.footer-main {
  background: #0f172a;
  color: #94a3b8;
  margin-top: 60px;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 60px 30px 40px;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr 1.4fr;
  gap: 40px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 15px;
}

.footer-logo-icon { font-size: 24px; }

.footer-logo-text {
  font-size: 16px;
  font-weight: 800;
  color: white;
  line-height: 1.2;
}

.footer-brand-tagline {
  font-size: 14px;
  line-height: 1.6;
  color: #64748b;
}

.footer-col-title {
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: #e2e8f0;
  margin-bottom: 18px;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col ul li a {
  text-decoration: none;
  color: #64748b;
  font-size: 14px;
  font-weight: 500;
  transition: 0.2s;
}

.footer-col ul li a:hover { color: #e2e8f0; }

.footer-disclaimer {
  font-size: 13px;
  color: #64748b;
  line-height: 1.6;
  margin-bottom: 15px;
}

.footer-bottom { border-top: 1px solid #1e293b; }

.footer-bottom-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 20px 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: #475569;
  gap: 20px;
  flex-wrap: wrap;
}

.footer-trademark { text-align: right; }

@media (max-width: 900px) {
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 30px; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-bottom-inner { flex-direction: column; text-align: center; }
  .footer-trademark { text-align: center; }
}

@media (max-width: 500px) {
  .footer-inner { grid-template-columns: 1fr; }
}