/* ============================================================
   EXAM NINJAS — Home Page Styles
   ============================================================ */

/* Scroll margin so anchor links clear the sticky navbar */
.services, .how-it-works, .certs-section, .testimonials,
.faq-section, .cta-banner, footer {
  scroll-margin-top: 80px;
}

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

.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--white-05) 1px, transparent 1px),
    linear-gradient(90deg, var(--white-05) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
}

.hero-orb-1 { width: 600px; height: 600px; top: -100px; right: -50px; animation-duration: 16s; }
.hero-orb-2 { width: 400px; height: 400px; bottom: 0; left: 20%; animation-duration: 20s; animation-delay: -4s; }
.hero-orb-3 { width: 300px; height: 300px; top: 40%; left: -80px; animation-duration: 12s; animation-delay: -8s; }

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 760px;
}

.hero-badge     { margin-bottom: 24px; }
.hero-title {
  font-size: clamp(2.8rem, 6vw, 5rem);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -1.5px;
  margin-bottom: 24px;
}
.hero-desc {
  font-size: 1.15rem;
  color: var(--white-70);
  max-width: 600px;
  line-height: 1.85;
  margin-bottom: 36px;
}
.hero-desc strong { color: var(--white-90); }

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 56px;
}

/* Hero Stats */
.hero-stats {
  display: flex;
  align-items: center;
  gap: 0;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--white-10);
  border-radius: var(--radius-lg);
  padding: 24px 32px;
  backdrop-filter: blur(12px);
  max-width: 600px;
}
.hero-stat {
  flex: 1;
  text-align: center;
}
.hero-stat-number {
  display: block;
  font-size: 2rem;
  font-weight: 900;
  background: var(--gradient-blue);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 4px;
}
.hero-stat-label {
  font-size: 0.78rem;
  color: var(--white-50);
  font-weight: 500;
  letter-spacing: 0.5px;
}
.hero-stat-divider {
  width: 1px;
  height: 48px;
  background: var(--white-10);
  margin: 0 8px;
  flex-shrink: 0;
}

/* Scroll hint — always hidden, only shows on desktop via media query below */
.hero-scroll-hint {
  display: none;  /* hidden by default; desktop override below */
  opacity: 1;
  transition: opacity 0.4s ease;
}
.scroll-line {
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, var(--blue-primary), transparent);
  animation: scroll-pulse 2s ease-in-out infinite;
}
@keyframes scroll-pulse {
  0%,100% { opacity: 1; transform: scaleY(1); }
  50%      { opacity: 0.4; transform: scaleY(0.6); }
}

/* ── CERT TICKER ──────────────────────────────────────────── */
.cert-ticker {
  background: var(--navy-950);
  padding: 18px 0;
  overflow: hidden;
}
.cert-ticker-track {
  overflow: hidden;
  position: relative;
  mask-image: linear-gradient(90deg, transparent, black 10%, black 90%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, black 10%, black 90%, transparent);
}
.cert-ticker-inner {
  display: flex;
  gap: 0;
  width: max-content;
  animation: ticker 28s linear infinite;
}
.cert-logo-item {
  white-space: nowrap;
  padding: 0 40px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--white-70);
  border-right: 1px solid var(--white-10);
  letter-spacing: 0.5px;
  transition: color 0.3s;
}
.cert-logo-item:hover { color: var(--blue-primary); }

/* ── SERVICES ─────────────────────────────────────────────── */
.services { background: var(--gradient-radial); }

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 60px;
}

.service-card {
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: relative;
  padding: 40px 36px;
}
.service-card.featured {
  border-color: rgba(245,158,11,0.4);
  background: linear-gradient(135deg, rgba(245,158,11,0.08), rgba(255,255,255,0.03));
}
.service-card.featured:hover { border-color: var(--gold-accent); box-shadow: var(--shadow-gold); }

.service-featured-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-gold);
  color: var(--navy-900);
  font-size: 0.75rem;
  font-weight: 800;
  padding: 4px 18px;
  border-radius: 50px;
  white-space: nowrap;
  letter-spacing: 0.5px;
}

.service-icon {
  font-size: 2.5rem;
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, color-mix(in srgb, var(--icon-color) 20%, transparent), color-mix(in srgb, var(--icon-color) 8%, transparent));
  border-radius: var(--radius-md);
  border: 1px solid color-mix(in srgb, var(--icon-color) 30%, transparent);
}

.service-card h3 {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--white);
}
.service-card p {
  color: var(--white-70);
  font-size: 0.95rem;
  line-height: 1.75;
}
.service-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}
.service-list li {
  color: var(--white-70);
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  gap: 6px;
}

/* ── HOW IT WORKS ─────────────────────────────────────────── */
.how-it-works {
  background: linear-gradient(180deg, var(--navy-900) 0%, var(--navy-800) 100%);
}

.steps-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: 0;
  align-items: center;
  margin-top: 64px;
}

.step-card {
  background: var(--gradient-card);
  border: 1px solid var(--white-10);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  text-align: center;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.step-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top left, rgba(59,130,246,0.06), transparent 60%);
  pointer-events: none;
}
.step-card:hover {
  border-color: rgba(59,130,246,0.4);
  transform: translateY(-6px);
  box-shadow: var(--shadow-blue);
}

.step-number {
  font-size: 3.5rem;
  font-weight: 900;
  background: var(--gradient-blue);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: 0.25;
  line-height: 1;
  margin-bottom: 8px;
}
.step-icon {
  font-size: 2.4rem;
  margin-bottom: 16px;
}
.step-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 12px;
}
.step-card p {
  color: var(--white-70);
  font-size: 0.92rem;
  line-height: 1.7;
  margin-bottom: 16px;
}
.step-link {
  color: var(--blue-primary);
  font-weight: 600;
  font-size: 0.9rem;
  transition: var(--transition);
}
.step-link:hover { color: var(--cyan-accent); }

.step-connector {
  display: flex;
  align-items: center;
  padding: 0 12px;
}
.connector-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(59,130,246,0.4), transparent);
  width: 20px;
}
.connector-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--blue-primary);
  box-shadow: 0 0 12px rgba(59,130,246,0.6);
  margin: 0 4px;
  animation: pulse-ring 2.5s ease-in-out infinite;
}

/* ── TRUST STRIP ──────────────────────────────────────────── */
.trust-strip {
  background: var(--navy-950);
  padding: 32px 0;
  border-top: 1px solid var(--white-10);
  border-bottom: 1px solid var(--white-10);
}
.trust-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 14px;
  flex: 1;
  min-width: 160px;
}
.trust-icon { font-size: 1.8rem; flex-shrink: 0; }
.trust-item > div { display: flex; flex-direction: column; }
.trust-item strong {
  display: block;
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 2px;
}
.trust-item span { color: var(--white-50); font-size: 0.8rem; }
.trust-divider {
  width: 1px;
  height: 50px;
  background: var(--white-10);
  flex-shrink: 0;
}

/* ── CERTS SECTION ────────────────────────────────────────── */
.certs-section { background: var(--gradient-radial); }

.certs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 56px;
}

.cert-card {
  background: var(--gradient-card);
  border: 1px solid var(--white-10);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  text-align: center;
  transition: var(--transition);
}
.cert-card:hover {
  border-color: color-mix(in srgb, var(--c, var(--blue-primary)) 40%, transparent);
  transform: translateY(-5px);
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}
.cert-badge {
  display: inline-block;
  padding: 6px 20px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 1px;
  margin-bottom: 16px;
  background: color-mix(in srgb, var(--c, #3b82f6) 15%, transparent);
  border: 1px solid color-mix(in srgb, var(--c, #3b82f6) 35%, transparent);
  color: var(--c, #3b82f6);
}
.cert-card h4 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
}
.cert-card p {
  color: var(--white-50);
  font-size: 0.85rem;
  line-height: 1.65;
}

/* ── TESTIMONIALS ─────────────────────────────────────────── */
.testimonials {
  background: linear-gradient(180deg, var(--navy-800) 0%, var(--navy-900) 100%);
}
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 56px;
}
.testimonial-card { padding: 32px; }
.testimonial-card.featured {
  border-color: rgba(59,130,246,0.4);
  background: linear-gradient(135deg, rgba(59,130,246,0.08), rgba(255,255,255,0.02));
}
.stars {
  font-size: 1.1rem;
  color: var(--gold-accent);
  margin-bottom: 16px;
  letter-spacing: 2px;
}
.testimonial-card > p {
  color: var(--white-80, var(--white-70));
  font-size: 0.97rem;
  line-height: 1.8;
  font-style: italic;
  margin-bottom: 24px;
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
}
.author-avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--gradient-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-weight: 700;
  flex-shrink: 0;
}
.testimonial-author strong { display: block; font-size: 0.95rem; }
.testimonial-author span   { color: var(--white-50); font-size: 0.8rem; }

/* ── FAQ ──────────────────────────────────────────────────── */
.faq-section { background: var(--navy-900); }
.faq-container { max-width: 800px; }
.faq-header  { margin-bottom: 48px; }
.faq-list    { display: flex; flex-direction: column; gap: 12px; }

.faq-item {
  background: var(--gradient-card);
  border: 1px solid var(--white-10);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color 0.3s;
}
.faq-item.open { border-color: rgba(59,130,246,0.35); }

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 26px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--white);
  cursor: pointer;
  background: none;
  border: none;
  text-align: left;
  gap: 12px;
  transition: color 0.3s;
}
.faq-question:hover { color: var(--blue-primary); }
.faq-chevron {
  font-size: 1.2rem;
  color: var(--white-50);
  flex-shrink: 0;
  transition: transform 0.3s ease, color 0.3s;
}
.faq-item.open .faq-chevron {
  transform: rotate(180deg);
  color: var(--blue-primary);
}
.faq-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4,0,0.2,1);
}
.faq-body p {
  padding: 0 26px 22px;
  color: var(--white-70);
  font-size: 0.95rem;
  line-height: 1.8;
}

/* ── CTA BANNER ───────────────────────────────────────────── */
.cta-banner {
  padding: 100px 0;
  background: linear-gradient(135deg, #0a1628 0%, #0d1f3c 50%, #0a1628 100%);
  border-top: 1px solid var(--white-10);
  border-bottom: 1px solid var(--white-10);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
  margin: 0 auto;
}
.cta-banner h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  margin-bottom: 20px;
}
.cta-banner p {
  color: var(--white-70);
  font-size: 1.1rem;
  margin-bottom: 36px;
  line-height: 1.75;
}
.cta-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ── RESPONSIVE ───────────────────────────────────────────── */
@media (min-width: 1024px) {
  /* Show scroll hint only on large screens, clipped inside hero */
  .hero-scroll-hint {
    display: flex;
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--white-50);
    font-size: 0.75rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    z-index: 3;           /* above content but below overflow:hidden clip */
    pointer-events: none;
    /* Ensure absolutely contained within .hero (which has position:relative + overflow:hidden) */
  }
  /* Hide via JS-set class when scrolled past hero */
  .hero-scrolled-out .hero-scroll-hint {
    opacity: 0 !important;
    pointer-events: none;
  }
}
@media (max-width: 1024px) {
  .services-grid  { grid-template-columns: 1fr; }
  .certs-grid     { grid-template-columns: repeat(2, 1fr); }
  .steps-grid     { grid-template-columns: 1fr; }
  .step-connector { display: none; }
  .hero-stats     { flex-wrap: wrap; }
}
@media (max-width: 768px) {
  .hero-title        { font-size: clamp(2.2rem, 8vw, 3rem); }
  .testimonials-grid { grid-template-columns: 1fr; }
  .certs-grid        { grid-template-columns: repeat(2, 1fr); }
  /* Trust strip: stack vertically on mobile */
  .trust-grid        { flex-direction: column; align-items: flex-start; gap: 20px; }
  .trust-item        { width: 100%; flex: none; }
  .trust-divider     { display: none; }
}
@media (max-width: 480px) {
  .hero-stats { display: none; }
  .certs-grid { grid-template-columns: 1fr; }
  .hero-actions .btn-lg { padding: 14px 28px; font-size: 0.95rem; }
}