/* ==========================================================================
   Oxin Vira — Product Detail Page Styles
   ========================================================================== */

/* ---------- Product Hero ---------- */
.product-hero {
  padding: calc(var(--header-height) + 60px) 0 80px;
  background: linear-gradient(180deg, #F5F9FC 0%, #FFFFFF 100%);
  position: relative;
  overflow: hidden;
}

.product-hero::before {
  content: '';
  position: absolute;
  top: -150px;
  right: -150px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(0, 181, 173, 0.08) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.product-hero-inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 60px;
  align-items: center;
  margin-top: 24px;
}

.product-hero-content h1 {
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 1.25rem;
}

.product-badge {
  display: inline-block;
  padding: 6px 16px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-primary);
  background: rgba(0, 114, 188, 0.1);
  border-radius: 50px;
  margin-bottom: 20px;
}

.product-tagline {
  font-size: 1.15rem;
  color: var(--color-text-light);
  margin-bottom: 2rem;
  max-width: 600px;
}

.product-hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.product-hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-hero-icon {
  width: 240px;
  height: 240px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-size: 6rem;
  box-shadow: var(--shadow-lg);
  position: relative;
}

.product-hero-icon::after {
  content: '';
  position: absolute;
  inset: -20px;
  border-radius: 50%;
  border: 2px dashed rgba(0, 114, 188, 0.2);
  animation: rotateSlow 30s linear infinite;
}

@keyframes rotateSlow {
  to { transform: rotate(360deg); }
}

/* ---------- Product Sections ---------- */
.product-section {
  max-width: 900px;
  margin: 0 auto;
}

.product-section h2 {
  font-size: 1.75rem;
  margin-bottom: 1.5rem;
  color: var(--color-dark);
}

.product-section .lead {
  font-size: 1.15rem;
  color: var(--color-text);
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.product-section p {
  line-height: 1.85;
}

/* ---------- Objectives Grid ---------- */
.objectives-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
}

.objective-card {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 22px 20px;
  background: var(--color-white);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  transition: var(--transition);
}

.objective-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
}

.objective-card i {
  color: var(--color-secondary);
  font-size: 1.25rem;
  flex-shrink: 0;
  margin-top: 3px;
}

.objective-card p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--color-text);
  font-weight: 500;
  line-height: 1.55;
}

/* ---------- Benefits Grid ---------- */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.benefit-item {
  padding: 28px 24px;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: var(--transition);
}

.benefit-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}

.benefit-item i {
  display: block;
  font-size: 1.75rem;
  color: var(--color-primary);
  margin-bottom: 16px;
}

.benefit-item h3 {
  font-size: 1.1rem;
  margin-bottom: 10px;
  color: var(--color-dark);
}

.benefit-item p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  margin: 0;
  line-height: 1.6;
}

/* ---------- Challenges Grid ---------- */
.challenges-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}

.challenge-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 20px;
  background: var(--color-white);
  border-radius: var(--radius-md);
  border-left: 4px solid #E74C3C;
  box-shadow: var(--shadow-sm);
}

.challenge-item i {
  color: #E74C3C;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.challenge-item p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--color-text);
  line-height: 1.5;
}

/* ---------- Features Grid ---------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.feature-card {
  padding: 32px 24px;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: var(--transition);
  text-align: left;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
}

.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-size: 1.4rem;
  margin-bottom: 18px;
}

.feature-card h3 {
  font-size: 1.1rem;
  margin-bottom: 10px;
}

.feature-card p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  margin: 0;
  line-height: 1.6;
}

/* ---------- Screenshots ---------- */
.screenshots-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

.screenshot-item {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-light-bg);
  border: 1px solid var(--color-border);
  aspect-ratio: 16 / 10;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.screenshot-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.screenshot-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Placeholder when image is missing */
.screenshot-item::before {
  content: '\f03e';
  font-family: 'Font Awesome 6 Free';
  font-weight: 400;
  font-size: 2.5rem;
  color: var(--color-text-light);
  opacity: 0.4;
  position: absolute;
}

.screenshot-item img:not([src]),
.screenshot-item img[src=""] {
  display: none;
}

.screenshot-item {
  position: relative;
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .product-hero-inner {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }

  .product-hero-content {
    order: 1;
  }

  .product-hero-visual {
    order: 0;
  }

  .product-hero-icon {
    width: 180px;
    height: 180px;
    font-size: 4.5rem;
  }

  .product-hero-buttons {
    justify-content: center;
  }

  .product-tagline {
    margin-left: auto;
    margin-right: auto;
  }
}

@media (max-width: 600px) {
  .objectives-grid,
  .benefits-grid,
  .challenges-grid,
  .features-grid {
    grid-template-columns: 1fr;
  }

  .product-hero {
    padding: calc(var(--header-height) + 30px) 0 50px;
  }

  .product-hero-icon {
    width: 140px;
    height: 140px;
    font-size: 3.5rem;
  }

  .product-hero-buttons .btn {
    width: 100%;
    justify-content: center;
  }
}

/* ==========================================================================
   HHI — WHO 5 Moments Grid
   ========================================================================== */

.moments-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 24px;
}

.moment-card {
  position: relative;
  padding: 36px 24px 28px;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: var(--transition);
  text-align: center;
}

.moment-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
}

.moment-number {
  position: absolute;
  top: -20px;
  left: 50%;
  transform: translateX(-50%);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gradient-primary);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 800;
  box-shadow: var(--shadow-md);
}

.moment-card h3 {
  font-size: 1rem;
  margin-bottom: 10px;
  color: var(--color-dark);
  line-height: 1.4;
}

.moment-card p {
  font-size: 0.875rem;
  color: var(--color-text-light);
  margin: 0;
  line-height: 1.55;
}

@media (max-width: 600px) {
  .moments-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   OxinLMS — Tab System
   ========================================================================== */

.lms-tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-bottom: 40px;
}

.lms-tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text-light);
  background: var(--color-light-bg);
  border-radius: 50px;
  transition: var(--transition);
  border: 1px solid transparent;
  cursor: pointer;
}

.lms-tab:hover {
  color: var(--color-primary);
  background: rgba(0, 114, 188, 0.08);
}

.lms-tab.active {
  color: var(--color-white);
  background: var(--gradient-primary);
  box-shadow: var(--shadow-sm);
}

.lms-tab i {
  font-size: 1rem;
}

/* ---------- Panels ---------- */
.lms-panel {
  display: none;
  animation: fadeInUp 0.5s ease;
}

.lms-panel.active {
  display: block;
}

.lms-features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
  max-width: 1000px;
  margin: 0 auto;
}

.lms-feature {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 22px;
  background: var(--color-white);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  transition: var(--transition);
}

.lms-feature:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
  border-color: var(--color-primary);
}

.lms-feature i {
  font-size: 1.25rem;
  color: var(--color-primary);
  flex-shrink: 0;
}

.lms-feature span {
  font-size: 0.95rem;
  color: var(--color-text);
  font-weight: 500;
  line-height: 1.5;
}

/* ==========================================================================
   OxinLMS — Workflow Steps
   ========================================================================== */

.workflow-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
  position: relative;
}

.workflow-step {
  text-align: center;
  padding: 32px 20px 24px;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: var(--transition);
  position: relative;
}

.workflow-step:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
}

.step-number {
  width: 48px;
  height: 48px;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: var(--gradient-primary);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 800;
  box-shadow: var(--shadow-sm);
}

.workflow-step h3 {
  font-size: 1rem;
  margin-bottom: 10px;
  color: var(--color-dark);
}

.workflow-step p {
  font-size: 0.875rem;
  color: var(--color-text-light);
  margin: 0;
  line-height: 1.55;
}

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
  .lms-tab {
    padding: 10px 16px;
    font-size: 0.85rem;
  }

  .lms-tab span {
    display: none;
  }

  .lms-tab i {
    font-size: 1.1rem;
    margin: 0;
  }

  .lms-features-grid {
    grid-template-columns: 1fr;
  }

  .workflow-steps {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .workflow-steps {
    grid-template-columns: 1fr;
  }
}


/* ==========================================================================
   VBOOK — Two Audiences Grid
   ========================================================================== */

.audience-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 28px;
}

.audience-card {
  padding: 40px 32px;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: var(--transition);
}

.audience-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
}

.audience-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-size: 1.75rem;
  margin-bottom: 24px;
}

.audience-card h3 {
  font-size: 1.25rem;
  margin-bottom: 20px;
  color: var(--color-dark);
}

.audience-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 0;
  font-size: 0.95rem;
  color: var(--color-text);
  line-height: 1.5;
}

.audience-list li i {
  color: var(--color-secondary);
  font-size: 0.875rem;
  margin-top: 5px;
  flex-shrink: 0;
}

@media (max-width: 600px) {
  .audience-card {
    padding: 28px 22px;
  }
}
/* ==========================================================================
   CHFS — Core Modules Grid
   ========================================================================== */

.modules-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 28px;
}

.module-card {
  padding: 36px 28px;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.module-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
}

.module-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-size: 1.5rem;
  margin-bottom: 22px;
}

.module-card h3 {
  font-size: 1.2rem;
  margin-bottom: 14px;
  color: var(--color-dark);
}

.module-card > p {
  font-size: 0.95rem;
  color: var(--color-text);
  line-height: 1.65;
  margin-bottom: 20px;
  flex-grow: 1;
}

.module-features {
  list-style: none;
  padding: 0;
  margin: 0;
  border-top: 1px solid var(--color-border);
  padding-top: 18px;
}

.module-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  color: var(--color-text-light);
  padding: 6px 0;
}

.module-features li i {
  color: var(--color-secondary);
  font-size: 0.75rem;
  flex-shrink: 0;
}

@media (max-width: 600px) {
  .module-card {
    padding: 28px 22px;
  }
}

/* ==========================================================================
   PAYESH — Benefits Categories
   ========================================================================== */

.benefits-categories {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 28px;
}

.benefit-category {
  padding: 32px 28px;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: var(--transition);
}

.benefit-category:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
}

.category-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--color-border);
}

.category-icon-sm {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-size: 1.25rem;
  flex-shrink: 0;
}

.category-header h3 {
  font-size: 1.15rem;
  margin: 0;
  color: var(--color-dark);
}

.category-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.category-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 8px 0;
  font-size: 0.9rem;
  color: var(--color-text);
  line-height: 1.55;
}

.category-list li i {
  color: var(--color-secondary);
  font-size: 0.75rem;
  margin-top: 6px;
  flex-shrink: 0;
}

/* ==========================================================================
   PAYESH — Personas Grid
   ========================================================================== */

.personas-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
}

.persona-card {
  padding: 32px 24px;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  text-align: center;
  transition: var(--transition);
}

.persona-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
}

.persona-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: rgba(0, 114, 188, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  font-size: 1.6rem;
}

.persona-card h4 {
  font-size: 1rem;
  margin-bottom: 8px;
  color: var(--color-dark);
  line-height: 1.4;
}

.persona-card p {
  font-size: 0.85rem;
  color: var(--color-text-light);
  margin: 0;
  line-height: 1.5;
}

@media (max-width: 600px) {
  .benefit-category {
    padding: 24px 20px;
  }
}