/* ============================================================
   TrainSphere LMS Page - Supplemental Styles
   ============================================================ */

/* ---------- TS Page Hero ---------- */
.ts-page-hero {
  min-height: 100vh;
  background: var(--dark);
  position: relative;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 80px;
}

.ts-page-hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.ts-hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
}

.ts-hero-orb-1 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0,172,193,0.18), transparent 70%);
  top: -150px;
  right: -100px;
  animation: float 8s ease-in-out infinite;
}

.ts-hero-orb-2 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(21,101,192,0.2), transparent 70%);
  bottom: -100px;
  left: -80px;
  animation: float 10s ease-in-out infinite reverse;
}

.ts-hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,172,193,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,172,193,0.05) 1px, transparent 1px);
  background-size: 60px 60px;
}

.ts-page-hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  padding: 60px 0;
}

.ts-hero-badge {
  display: inline-block;
  background: rgba(0,172,193,0.15);
  border: 1px solid rgba(0,172,193,0.3);
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  padding: 8px 18px;
  border-radius: 50px;
  margin-bottom: 28px;
}

.ts-hero-title {
  font-size: clamp(2.2rem, 4.5vw, 3.6rem);
  color: var(--white);
  margin-bottom: 24px;
  line-height: 1.15;
  font-family: var(--font-heading);
}

.ts-gradient-text {
  background: var(--gradient-ts);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.ts-hero-desc {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.7);
  margin-bottom: 36px;
  line-height: 1.8;
  max-width: 540px;
}

.ts-hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.ts-hero-trust {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.ts-hero-trust .trust-text {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.45);
}

/* Hero Logo Card */
.ts-hero-logo-wrap {
  display: flex;
  justify-content: center;
}

.ts-hero-logo-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  text-align: center;
  width: 100%;
  max-width: 420px;
  box-shadow: 0 40px 80px rgba(0,0,0,0.4);
  position: relative;
  overflow: hidden;
}

.ts-hero-logo-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-ts);
  opacity: 0.06;
}

.ts-hero-logo-img {
  max-width: 240px;
  margin: 0 auto 40px;
  position: relative;
  z-index: 1;
}

.ts-hero-stats-row {
  display: flex;
  justify-content: space-around;
  gap: 16px;
  position: relative;
  z-index: 1;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.ts-hero-stat {}

.ts-stat-num {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 800;
  background: var(--gradient-ts);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 6px;
}

.ts-stat-lbl {
  font-size: 0.72rem;
  color: rgba(255,255,255,0.45);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ---------- Metrics Bar ---------- */
.ts-metrics-bar {
  background: rgba(13,27,42,0.98);
  border-top: 1px solid rgba(255,255,255,0.05);
  border-bottom: 1px solid rgba(255,255,255,0.05);
  padding: 28px 0;
}

.ts-metrics-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
}

.ts-metric-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 28px;
}

.ts-metric-icon { font-size: 1.2rem; }

.ts-metric-value {
  font-size: 0.88rem;
  font-weight: 600;
  color: rgba(255,255,255,0.7);
  white-space: nowrap;
}

.ts-metric-divider {
  width: 1px;
  height: 24px;
  background: rgba(255,255,255,0.1);
}

/* ---------- Features Section ---------- */
.ts-features-section { background: var(--light); }

.ts-feature-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  margin-bottom: 100px;
}

.ts-feature-block:last-child { margin-bottom: 0; }

.ts-feature-block.reverse .ts-feature-block-text { order: 1; }
.ts-feature-block.reverse .ts-feature-block-visual { order: 2; }

.ts-feature-block-text h3 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin: 12px 0 20px;
  color: var(--dark);
}

.ts-feature-block-text h3 span { color: var(--secondary); }

.ts-feature-block-text p {
  color: var(--gray);
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 28px;
}

.ts-feature-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.ts-feature-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.93rem;
  color: var(--gray-dark);
  font-weight: 500;
}

/* ---------- Mockups ---------- */
.ts-feature-mockup {
  background: var(--dark-2);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(255,255,255,0.06);
}

.mockup-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  background: rgba(0,0,0,0.3);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.mockup-dots {
  display: flex;
  gap: 5px;
}

.mockup-dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255,255,255,0.2);
}

.mockup-dots span:nth-child(1) { background: #FF5F57; }
.mockup-dots span:nth-child(2) { background: #FFBD2E; }
.mockup-dots span:nth-child(3) { background: #28CA41; }

.mockup-title {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.45);
  font-weight: 500;
  flex: 1;
  text-align: center;
}

/* Course Builder Mockup */
.ts-mockup-course-builder .mockup-body {
  display: grid;
  grid-template-columns: 1fr 2fr;
  min-height: 280px;
}

.mockup-sidebar {
  background: rgba(0,0,0,0.2);
  padding: 16px 12px;
  border-right: 1px solid rgba(255,255,255,0.05);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.mockup-module {
  padding: 8px 10px;
  border-radius: 6px;
  font-size: 0.72rem;
  color: rgba(255,255,255,0.45);
  transition: var(--transition);
  cursor: pointer;
}

.mockup-module.active {
  background: rgba(33,150,243,0.2);
  color: rgba(255,255,255,0.9);
  border: 1px solid rgba(33,150,243,0.3);
}

.mockup-content {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.mockup-progress-bar {
  height: 4px;
  background: rgba(255,255,255,0.1);
  border-radius: 2px;
  overflow: hidden;
}

.mockup-progress-fill {
  height: 100%;
  background: var(--gradient-ts);
  border-radius: 2px;
}

.mockup-video-thumb {
  height: 100px;
  background: rgba(0,0,0,0.4);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: rgba(255,255,255,0.6);
  border: 1px solid rgba(255,255,255,0.06);
}

.mockup-text-lines { display: flex; flex-direction: column; gap: 8px; }

.mockup-line {
  height: 8px;
  background: rgba(255,255,255,0.1);
  border-radius: 4px;
}

/* Analytics Mockup */
.mockup-analytics-body { padding: 20px; }

.mockup-stat-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 20px;
}

.mockup-stat-card {
  background: rgba(0,0,0,0.3);
  border-radius: 8px;
  padding: 12px;
  text-align: center;
  border: 1px solid rgba(255,255,255,0.06);
}

.mockup-stat-num {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 4px;
}

.mockup-stat-lbl {
  font-size: 0.65rem;
  color: rgba(255,255,255,0.4);
}

.mockup-chart {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  height: 80px;
  padding: 8px;
  background: rgba(0,0,0,0.2);
  border-radius: 8px;
}

.chart-bar {
  flex: 1;
  border-radius: 4px 4px 0 0;
  opacity: 0.8;
  transition: opacity 0.2s;
}

.chart-bar:hover { opacity: 1; }

/* Certificate Mockup */
.ts-mockup-cert {
  background: transparent !important;
  border: none !important;
  box-shadow: none !important;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20px;
}

.mockup-cert-card {
  background: linear-gradient(135deg, #0D1B2A 0%, #1A2744 100%);
  border: 2px solid rgba(0,172,193,0.3);
  border-radius: var(--radius-md);
  padding: 40px;
  text-align: center;
  position: relative;
  overflow: hidden;
  width: 100%;
  max-width: 360px;
  box-shadow: 0 30px 60px rgba(0,0,0,0.4);
}

.mockup-cert-card::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(0,172,193,0.08), transparent 60%);
}

.mockup-cert-header {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.mockup-cert-title {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 24px;
}

.mockup-cert-name {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 8px;
}

.mockup-cert-course {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.7);
  margin-bottom: 8px;
}

.mockup-cert-date {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.4);
  margin-bottom: 20px;
}

.mockup-cert-logo {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 800;
  background: var(--gradient-ts);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 16px;
}

.mockup-cert-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(76,175,80,0.15);
  border: 1px solid rgba(76,175,80,0.3);
  color: #4CAF50;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 5px 14px;
  border-radius: 50px;
}

/* ---------- Use Cases ---------- */
.ts-use-cases { background: var(--white); }

.use-cases-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 20px;
}

.use-case-card {
  background: var(--light);
  border-radius: var(--radius-md);
  padding: 36px 28px;
  border: 1px solid rgba(0,0,0,0.04);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.use-case-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-ts);
  transform: scaleX(0);
  transition: var(--transition);
}

.use-case-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  background: var(--white);
}

.use-case-card:hover::after { transform: scaleX(1); }

.use-case-icon {
  font-size: 2rem;
  margin-bottom: 20px;
  display: block;
}

.use-case-card h3 {
  font-size: 1.1rem;
  margin-bottom: 12px;
  color: var(--dark);
}

.use-case-card p {
  color: var(--gray);
  font-size: 0.88rem;
  line-height: 1.7;
  margin-bottom: 20px;
}

.use-case-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.use-case-list li {
  font-size: 0.82rem;
  color: var(--gray);
  padding-left: 14px;
  position: relative;
}

.use-case-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--ts-teal);
  font-size: 0.75rem;
}

/* ---------- Pricing Section Override ---------- */
.ts-pricing-section { background: var(--light); }

/* ---------- FAQ ---------- */
.ts-faq-section { background: var(--white); }

.faq-list {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.faq-item {
  border: 1px solid rgba(0,0,0,0.07);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--white);
  transition: var(--transition);
}

.faq-item.open {
  border-color: rgba(33,150,243,0.25);
  box-shadow: var(--shadow-sm);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  color: var(--dark);
  transition: var(--transition);
  gap: 16px;
}

.faq-question:hover { color: var(--secondary); }
.faq-item.open .faq-question { color: var(--secondary); }

.faq-icon {
  font-size: 1.4rem;
  font-weight: 300;
  color: var(--gray-light);
  flex-shrink: 0;
  transition: var(--transition);
  line-height: 1;
}

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

.faq-answer {
  padding: 0 24px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
}

.faq-answer:not([hidden]) {
  padding: 0 24px 20px;
  max-height: 200px;
}

.faq-answer[hidden] { display: block !important; }

.faq-answer p {
  color: var(--gray);
  font-size: 0.93rem;
  line-height: 1.75;
}

/* ---------- Final CTA ---------- */
.ts-final-cta {
  background: var(--dark);
  position: relative;
  overflow: hidden;
  padding: 100px 0;
}

.ts-final-cta-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(0,172,193,0.18), transparent 50%),
    radial-gradient(ellipse at 80% 50%, rgba(21,101,192,0.18), transparent 50%);
}

.ts-final-cta-inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 680px;
  margin: 0 auto;
}

.ts-cta-logo {
  height: 80px;
  margin: 0 auto 32px;
}

.ts-final-cta-inner h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  color: var(--white);
  margin-bottom: 20px;
}

.ts-final-cta-inner p {
  color: rgba(255,255,255,0.65);
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: 36px;
}

.ts-cta-btns {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.ts-cta-note {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.35);
  margin: 0 !important;
}

/* ---------- Responsive ---------- */
@media (max-width: 1000px) {
  .use-cases-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  .ts-page-hero-inner { grid-template-columns: 1fr; text-align: center; }
  .ts-hero-desc { margin: 0 auto 36px; }
  .ts-hero-actions { justify-content: center; }
  .ts-hero-trust { justify-content: center; }
  .ts-feature-block { grid-template-columns: 1fr; gap: 40px; }
  .ts-feature-block.reverse .ts-feature-block-text { order: 2; }
  .ts-feature-block.reverse .ts-feature-block-visual { order: 1; }
  .ts-metrics-inner { gap: 0; }
  .ts-metric-item { padding: 8px 16px; }
}

@media (max-width: 640px) {
  .use-cases-grid { grid-template-columns: 1fr; }
  .ts-metrics-bar { display: none; }
  .ts-hero-stats-row { flex-direction: column; gap: 16px; }
}