/* Competitive Exam Theme Main CSS */
:root {
  --cep-primary: #1E40AF;
  --cep-secondary: #2563EB;
  --cep-bg: #F8FAFC;
  --cep-white: #FFFFFF;
  --cep-text: #1E293B;
  --cep-text-muted: #64748B;
  --cep-border: #E2E8F0;
  --cep-success: #16A34A;
  --cep-warning: #F59E0B;
  --cep-danger: #DC2626;
  --cep-radius: 8px;
}

/* Topbar */
.cep-topbar {
  background-color: #0F172A;
  color: #E2E8F0;
  font-size: 0.8125rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.cep-topbar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.cep-topbar-notice {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.cep-pulse-dot {
  width: 8px;
  height: 8px;
  background-color: #22C55E;
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 8px #22C55E;
}
.cep-topbar-actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}
.cep-lang-switcher {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  background: rgba(255,255,255,0.1);
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
}
.cep-lang-btn {
  background: none;
  border: none;
  color: #94A3B8;
  cursor: pointer;
  font-size: 0.75rem;
  font-weight: 600;
}
.cep-lang-btn.active {
  color: #FFFFFF;
}

/* Header */
.site-header {
  background: #FFFFFF;
  border-bottom: 1px solid var(--cep-border);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 4px rgba(0,0,0,0.02);
}
.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.brand-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.brand-icon {
  background: var(--cep-primary);
  color: #FFFFFF;
  width: 44px;
  height: 44px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.brand-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: #0F172A;
  display: block;
  line-height: 1.2;
}
.brand-tagline {
  font-size: 0.75rem;
  color: var(--cep-text-muted);
  display: block;
}

/* Nav Menu */
.main-navigation .nav-menu {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}
.main-navigation .nav-menu a {
  color: var(--cep-text);
  font-weight: 600;
  font-size: 0.9375rem;
  padding: 0.5rem 0;
}
.main-navigation .nav-menu a:hover {
  color: var(--cep-secondary);
}
.main-navigation .menu-item-has-children {
  position: relative;
}
.main-navigation .sub-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background: #FFFFFF;
  border: 1px solid var(--cep-border);
  border-radius: 8px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.08);
  list-style: none;
  padding: 0.5rem 0;
  min-width: 200px;
  display: none;
  z-index: 99;
}
.main-navigation .menu-item-has-children:hover .sub-menu {
  display: block;
}
.main-navigation .sub-menu a {
  display: block;
  padding: 0.5rem 1rem;
}

/* Header actions */
.header-user-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* Hero Section */
.cep-hero-section {
  background: linear-gradient(135deg, #0F172A 0%, #1E3A8A 100%);
  color: #FFFFFF;
  padding: 4.5rem 0;
}
.hero-container {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  align-items: center;
  gap: 3rem;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  padding: 0.35rem 0.85rem;
  border-radius: 9999px;
  font-size: 0.8125rem;
  margin-bottom: 1.25rem;
}
.hero-headline {
  font-size: 2.75rem;
  font-weight: 800;
  line-height: 1.18;
  margin: 0 0 1.25rem 0;
}
.hero-subtext {
  font-size: 1.125rem;
  color: #CBD5E1;
  max-width: 560px;
  margin: 0 0 2rem 0;
}
.hero-cta-group {
  display: flex;
  gap: 1rem;
  margin-bottom: 2.5rem;
}
.hero-stats-row {
  display: flex;
  gap: 2.5rem;
  border-top: 1px solid rgba(255,255,255,0.15);
  padding-top: 1.5rem;
}
.stat-number {
  display: block;
  font-size: 1.5rem;
  font-weight: 800;
  color: #38BDF8;
}
.stat-label {
  font-size: 0.8125rem;
  color: #94A3B8;
}

/* CBT Simulator Card */
.cbt-preview-card {
  background: #FFFFFF;
  color: var(--cep-text);
  border-radius: 12px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.25);
  overflow: hidden;
}
.preview-header {
  background: #F1F5F9;
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  border-bottom: 1px solid var(--cep-border);
}
.preview-header .dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.preview-header .dot.red { background: #EF4444; }
.preview-header .dot.yellow { background: #F59E0B; }
.preview-header .dot.green { background: #10B981; }
.preview-title {
  margin-left: 0.5rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: #475569;
}
.preview-body {
  padding: 1.5rem;
}
.preview-timer-badge {
  background: #FEF3C7;
  color: #92400E;
  font-weight: 700;
  font-size: 0.8125rem;
  display: inline-block;
  padding: 0.25rem 0.6rem;
  border-radius: 4px;
  margin-bottom: 1rem;
}
.preview-question {
  font-size: 0.9375rem;
  line-height: 1.5;
  margin-bottom: 1rem;
}
.preview-question-bn {
  font-size: 0.875rem;
  color: #64748B;
  margin-top: 0.25rem;
}
.preview-options {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}
.preview-opt {
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--cep-border);
  border-radius: 6px;
  font-size: 0.875rem;
}
.preview-opt.active {
  background: #EFF6FF;
  border-color: var(--cep-secondary);
  color: var(--cep-primary);
  font-weight: 600;
}
.preview-palette-dots {
  display: flex;
  gap: 0.4rem;
  padding-top: 0.75rem;
  border-top: 1px solid #F1F5F9;
}
.p-dot {
  width: 24px;
  height: 24px;
  border-radius: 4px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
}
.p-dot.ans { background: #16A34A; color: #fff; }
.p-dot.review { background: #7C3AED; color: #fff; }
.p-dot.not-ans { background: #DC2626; color: #fff; }
.p-dot.blank { background: #E2E8F0; color: #64748B; }

/* Sections */
.cep-section {
  padding: 4.5rem 0;
}
.section-header {
  margin-bottom: 3rem;
}
.section-tag {
  color: var(--cep-secondary);
  font-weight: 700;
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: block;
  margin-bottom: 0.5rem;
}
.section-title {
  font-size: 2rem;
  font-weight: 800;
  color: #0F172A;
  margin: 0 0 0.75rem 0;
}
.section-subtitle {
  font-size: 1rem;
  color: var(--cep-text-muted);
  max-width: 620px;
  margin: 0 auto;
}

/* Category Grid */
.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}
.category-card {
  background: #FFFFFF;
  border: 1px solid var(--cep-border);
  border-radius: 10px;
  padding: 1.5rem;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}
.category-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 20px rgba(0,0,0,0.05);
  border-color: var(--cep-secondary);
}
.cat-icon-wrap {
  background: #EFF6FF;
  color: var(--cep-primary);
  width: 48px;
  height: 48px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.cat-title {
  font-size: 1.0625rem;
  font-weight: 700;
  color: #0F172A;
  margin: 0 0 0.25rem 0;
}
.cat-desc {
  font-size: 0.8125rem;
  color: var(--cep-text-muted);
  margin: 0 0 0.5rem 0;
}
.cat-count {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--cep-secondary);
}
.cat-arrow {
  margin-left: auto;
  font-size: 1.25rem;
  color: #94A3B8;
}

/* Exam Cards */
.exam-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}
.cep-exam-card {
  background: #FFFFFF;
  border: 1px solid var(--cep-border);
  border-radius: 10px;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s, box-shadow 0.2s;
}
.cep-exam-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 24px rgba(0,0,0,0.06);
}
.exam-card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.85rem;
}
.exam-category-tag {
  font-size: 0.75rem;
  font-weight: 600;
  color: #64748B;
  background: #F1F5F9;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
}
.exam-title {
  font-size: 1.125rem;
  font-weight: 700;
  margin: 0 0 0.5rem 0;
}
.exam-title a {
  color: #0F172A;
}
.exam-brief {
  font-size: 0.875rem;
  color: var(--cep-text-muted);
  margin-bottom: 1rem;
  flex-grow: 1;
}
.exam-meta-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  background: #F8FAFC;
  padding: 0.75rem;
  border-radius: 6px;
  font-size: 0.8125rem;
  margin-bottom: 1.25rem;
}
.exam-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid #F1F5F9;
  padding-top: 1rem;
}
.lang-tag {
  font-size: 0.75rem;
  color: #64748B;
}

/* Test Series */
.testseries-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2.5rem;
}
.testseries-card {
  background: #FFFFFF;
  border: 1px solid var(--cep-border);
  border-radius: 12px;
  padding: 2rem;
  position: relative;
  display: flex;
  flex-direction: column;
}
.testseries-card.featured {
  border-color: var(--cep-secondary);
  box-shadow: 0 12px 30px rgba(37, 99, 235, 0.12);
}
.series-ribbon {
  position: absolute;
  top: -12px;
  right: 20px;
  background: var(--cep-secondary);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.75rem;
  border-radius: 4px;
}
.series-cat {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--cep-secondary);
}
.series-title {
  font-size: 1.35rem;
  font-weight: 800;
  margin: 0.35rem 0 1rem 0;
}
.series-pricing {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  margin-bottom: 1.5rem;
}
.current-price {
  font-size: 1.875rem;
  font-weight: 800;
  color: #0F172A;
}
.original-price {
  font-size: 1rem;
  color: #94A3B8;
  text-decoration: line-through;
}
.discount-pill {
  background: #DCFCE7;
  color: #15803D;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
}
.series-features {
  list-style: none;
  padding: 0;
  margin: 0 0 2rem 0;
  flex-grow: 1;
}
.series-features li {
  padding: 0.5rem 0;
  font-size: 0.9rem;
  color: #334155;
  border-bottom: 1px dashed #F1F5F9;
}

/* Features */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2rem;
}
.feature-box {
  background: #FFFFFF;
  border: 1px solid var(--cep-border);
  border-radius: 10px;
  padding: 1.75rem;
  text-align: left;
}
.feature-icon {
  background: #EFF6FF;
  color: var(--cep-primary);
  width: 48px;
  height: 48px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}
.feature-box h3 {
  font-size: 1.125rem;
  font-weight: 700;
  margin: 0 0 0.5rem 0;
}
.feature-box p {
  font-size: 0.875rem;
  color: var(--cep-text-muted);
  margin: 0;
}

/* Steps */
.steps-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.5rem;
}
.step-card {
  background: #FFFFFF;
  border: 1px solid var(--cep-border);
  border-radius: 10px;
  padding: 1.5rem;
  text-align: center;
}
.step-num {
  width: 36px;
  height: 36px;
  background: var(--cep-primary);
  color: #fff;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  margin-bottom: 0.85rem;
}
.step-card h4 {
  font-size: 1rem;
  font-weight: 700;
  margin: 0 0 0.35rem 0;
}
.step-card p {
  font-size: 0.8125rem;
  color: var(--cep-text-muted);
  margin: 0;
}

/* FAQ */
.faq-accordion-wrap {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.faq-item {
  background: #FFFFFF;
  border: 1px solid var(--cep-border);
  border-radius: 8px;
  overflow: hidden;
}
.faq-question {
  width: 100%;
  padding: 1.25rem;
  background: none;
  border: none;
  text-align: left;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1.05rem;
  font-weight: 700;
  color: #0F172A;
  cursor: pointer;
}
.faq-toggle-icon {
  font-size: 1.5rem;
  font-weight: 400;
  color: #64748B;
}
.faq-answer {
  padding: 0 1.25rem 1.25rem 1.25rem;
  font-size: 0.9375rem;
  color: #475569;
  display: none;
}
.faq-item.active .faq-answer {
  display: block;
}
.faq-item.active .faq-toggle-icon {
  transform: rotate(45deg);
}

/* Footer */
.site-footer {
  background: #0F172A;
  color: #94A3B8;
  padding: 4.5rem 0 2rem 0;
  border-top: 1px solid #1E293B;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 2.5rem;
  margin-bottom: 3.5rem;
}
.footer-brand h3 {
  color: #FFFFFF;
  font-size: 1.25rem;
  margin: 0;
}
.footer-desc {
  font-size: 0.875rem;
  line-height: 1.6;
  margin: 1rem 0;
}
.footer-heading {
  color: #FFFFFF;
  font-size: 1rem;
  font-weight: 700;
  margin: 0 0 1.25rem 0;
}
.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-links li {
  margin-bottom: 0.6rem;
}
.footer-links a {
  color: #94A3B8;
  font-size: 0.875rem;
}
.footer-links a:hover {
  color: #FFFFFF;
}
.footer-disclaimer {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid #1E293B;
  font-size: 0.75rem;
  line-height: 1.4;
  color: #64748B;
}
.footer-bottom {
  border-top: 1px solid #1E293B;
  padding-top: 2rem;
  text-align: center;
  font-size: 0.8125rem;
}

/* ===================================================
   BILINGUAL DISPLAY LOGIC (ENGLISH & BENGALI TOGGLE)
   =================================================== */
.bn-text {
  display: none !important;
}
.en-text {
  display: inline-block;
}

body.lang-bengali .bn-text {
  display: inline-block !important;
}
body.lang-bengali .en-text {
  display: none !important;
}
body.lang-english .bn-text {
  display: none !important;
}
body.lang-english .en-text {
  display: inline-block !important;
}

/* ===================================================
   MOBILE NAVIGATION DRAWER & TOGGLE
   =================================================== */
.mobile-menu-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--cep-border, #E2E8F0);
  border-radius: 6px;
  padding: 0.4rem 0.55rem;
  cursor: pointer;
  flex-direction: column;
  gap: 4px;
  align-items: center;
  justify-content: center;
}
.mobile-menu-toggle .bar {
  display: block;
  width: 20px;
  height: 2px;
  background-color: var(--cep-text, #1E293B);
  border-radius: 2px;
}

/* Base Mobile Drawer - Off Canvas */
.mobile-drawer {
  display: none;
  position: fixed;
  top: 0;
  left: -340px;
  width: 300px;
  max-width: 85vw;
  height: 100vh;
  height: 100dvh;
  background: #FFFFFF;
  box-shadow: 4px 0 30px rgba(0, 0, 0, 0.25);
  z-index: 999999;
  transition: left 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  flex-direction: column;
  overflow-y: auto;
}

/* Desktop: Mobile drawer & toggle MUST BE COMPLETELY INVISIBLE */
@media screen and (min-width: 1025px) {
  .mobile-menu-toggle,
  .mobile-drawer,
  .mobile-drawer-backdrop {
    display: none !important;
    visibility: hidden !important;
    pointer-events: none !important;
    opacity: 0 !important;
  }
}

/* Tablet & Mobile: Off-canvas sliding drawer */
@media screen and (max-width: 1024px) {
  .main-navigation {
    display: none !important;
  }
  .mobile-menu-toggle {
    display: flex !important;
  }
  .mobile-drawer {
    display: flex !important;
  }
  .mobile-drawer.open {
    left: 0 !important;
  }
}
.mobile-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--cep-border, #E2E8F0);
  background: #F8FAFC;
}
.mobile-menu-title {
  font-weight: 800;
  font-size: 1rem;
  color: #0F172A;
}
.mobile-drawer-close {
  background: none;
  border: none;
  font-size: 1.75rem;
  line-height: 1;
  color: #64748B;
  cursor: pointer;
  padding: 0;
}
.mobile-drawer-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  flex-grow: 1;
}
.mobile-nav-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.mobile-nav-list li {
  border-bottom: 1px solid #F1F5F9;
}
.mobile-nav-list a {
  display: block;
  padding: 0.75rem 0;
  font-weight: 600;
  color: #1E293B;
  font-size: 0.9375rem;
  text-decoration: none;
}
.mobile-nav-list a:hover {
  color: #1E40AF;
}
.mobile-drawer-auth {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin-top: auto;
  padding-top: 1.25rem;
  border-top: 1px solid var(--cep-border, #E2E8F0);
}
.mobile-drawer-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.5);
  z-index: 99990;
  backdrop-filter: blur(2px);
}
.mobile-drawer-backdrop.active {
  display: block !important;
}