/**
 * Cyberspace Solution - Inner Pages Styling
 * Courses, Software, Services, About, Contact, Blog, FAQ, Portfolio, Legal
 */

/* ==========================================================================
   Page Banner / Breadcrumbs
   ========================================================================== */
.cs-page-hero {
  padding: calc(var(--header-height) + 3.5rem) 0 4rem 0;
  background: linear-gradient(180deg, var(--color-deep-navy) 0%, var(--color-midnight) 100%);
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid rgba(57, 213, 255, 0.15);
}

.cs-page-hero::before {
  content: '';
  position: absolute;
  top: 0;
  right: 10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(57, 213, 255, 0.15) 0%, transparent 70%);
  filter: blur(80px);
  pointer-events: none;
}

.cs-breadcrumbs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--color-text-dim);
  margin-bottom: 1rem;
}
.cs-breadcrumbs a {
  color: #94A3B8;
}
.cs-breadcrumbs a:hover {
  color: var(--color-cyan);
}
.cs-breadcrumbs span {
  color: var(--color-cyan);
}

.cs-page-title {
  font-size: clamp(2.25rem, 4vw, 3.5rem);
  font-weight: 900;
  color: var(--color-white);
  line-height: 1.15;
  margin-bottom: 1rem;
}

.cs-page-lead {
  font-size: 1.15rem;
  color: #94A3B8;
  max-width: 680px;
  line-height: 1.7;
}

/* ==========================================================================
   Course Details (single-course.php)
   ========================================================================== */
.cs-course-layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 3rem;
  padding: 4rem 0;
}

@media (max-width: 991px) {
  .cs-course-layout {
    grid-template-columns: 1fr;
  }
}

.cs-course-main {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.cs-content-block {
  background: rgba(16, 26, 45, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
}

.cs-block-title {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  position: relative;
}

.cs-block-title::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 40px;
  height: 2px;
  background: var(--color-cyan);
}

/* Syllabus Accordion */
.cs-syllabus-item {
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  margin-bottom: 0.75rem;
  overflow: hidden;
  background: rgba(19, 34, 59, 0.4);
}

.cs-syllabus-header {
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  user-select: none;
  font-weight: 700;
  color: var(--color-white);
  transition: background var(--transition-fast);
}

.cs-syllabus-header:hover {
  background: rgba(57, 213, 255, 0.08);
}

.cs-syllabus-header.is-open {
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--color-cyan);
}

.cs-syllabus-icon {
  transition: transform var(--transition-normal);
}
.cs-syllabus-header.is-open .cs-syllabus-icon {
  transform: rotate(180deg);
}

.cs-syllabus-content {
  padding: 1.25rem 1.5rem;
  display: none;
  font-size: 0.9375rem;
  color: #94A3B8;
  line-height: 1.7;
}

.cs-syllabus-content.is-open {
  display: block;
}

/* Sidebar Enrollment Card */
.cs-course-sidebar {
  position: relative;
}

.cs-enroll-card {
  position: sticky;
  top: calc(var(--header-height) + 1.5rem);
  background: var(--color-deep-navy);
  border: 1.5px solid rgba(57, 213, 255, 0.3);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5), 0 0 20px rgba(57, 213, 255, 0.15);
}

.cs-enroll-price-box {
  margin-bottom: 1.5rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.cs-enroll-price {
  font-size: 2rem;
  font-weight: 900;
  color: var(--color-white);
}

.cs-enroll-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1.75rem;
}

.cs-enroll-feature-item {
  font-size: 0.875rem;
  color: #CBD5E1;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cs-enroll-feature-item strong {
  color: var(--color-white);
}

/* ==========================================================================
   Software Product Details (single-software.php)
   ========================================================================== */
.cs-software-hero {
  padding: calc(var(--header-height) + 2rem) 0 4rem 0;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 3.5rem;
}

@media (max-width: 991px) {
  .cs-software-hero {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
}

.cs-software-preview-frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(57, 213, 255, 0.3);
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.6);
}

.cs-software-preview-frame img {
  width: 100%;
  height: auto;
  display: block;
}

/* Feature Matrix Table */
.cs-feature-table {
  width: 100%;
  border-collapse: collapse;
  margin: 2rem 0;
}

.cs-feature-table th,
.cs-feature-table td {
  padding: 1rem 1.25rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.9375rem;
}

.cs-feature-table th {
  background: rgba(19, 34, 59, 0.9);
  color: var(--color-white);
  font-weight: 700;
  text-align: left;
}

.cs-feature-table tr:nth-child(even) td {
  background: rgba(16, 26, 45, 0.5);
}

/* ==========================================================================
   Services Process Roadmap
   ========================================================================== */
.cs-process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin: 3rem 0;
}

@media (max-width: 991px) {
  .cs-process-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 576px) {
  .cs-process-grid {
    grid-template-columns: 1fr;
  }
}

.cs-process-step {
  background: rgba(16, 26, 45, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  position: relative;
}

.cs-step-num {
  font-size: 2.25rem;
  font-weight: 900;
  color: rgba(57, 213, 255, 0.25);
  line-height: 1;
  margin-bottom: 0.75rem;
}

.cs-step-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 0.5rem;
}

.cs-step-text {
  font-size: 0.875rem;
  color: #94A3B8;
  line-height: 1.6;
}

/* ==========================================================================
   Contact Page Styles
   ========================================================================== */
.cs-contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.25fr;
  gap: 3.5rem;
  padding: 4rem 0;
}

@media (max-width: 991px) {
  .cs-contact-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
}

.cs-contact-card {
  background: rgba(16, 26, 45, 0.85);
  border: 1px solid rgba(57, 213, 255, 0.2);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
}

.cs-contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
  margin-top: 2rem;
}

.cs-contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
}

.cs-contact-info-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: rgba(57, 213, 255, 0.12);
  border: 1px solid rgba(57, 213, 255, 0.3);
  color: var(--color-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.2rem;
}

.cs-contact-info-label {
  font-size: 0.8125rem;
  color: var(--color-text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.2rem;
}

.cs-contact-info-val {
  font-size: 1rem;
  color: var(--color-white);
  font-weight: 600;
}

/* ==========================================================================
   FAQ Accordions
   ========================================================================== */
.cs-faq-wrapper {
  max-width: 840px;
  margin: 0 auto;
}

.cs-faq-accordion-item {
  background: rgba(16, 26, 45, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.cs-faq-accordion-item:hover,
.cs-faq-accordion-item.is-active {
  border-color: rgba(57, 213, 255, 0.4);
}

.cs-faq-trigger {
  width: 100%;
  padding: 1.35rem 1.75rem;
  background: transparent;
  border: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  text-align: left;
  cursor: pointer;
  color: var(--color-white);
  font-weight: 700;
  font-size: 1.0625rem;
  transition: color var(--transition-fast);
}

.cs-faq-accordion-item.is-active .cs-faq-trigger {
  color: var(--color-cyan);
}

.cs-faq-icon-arrow {
  transition: transform var(--transition-normal);
  color: var(--color-cyan);
}

.cs-faq-accordion-item.is-active .cs-faq-icon-arrow {
  transform: rotate(180deg);
}

.cs-faq-body {
  padding: 0 1.75rem 1.5rem 1.75rem;
  display: none;
  color: #94A3B8;
  line-height: 1.7;
}

.cs-faq-accordion-item.is-active .cs-faq-body {
  display: block;
}

/* ==========================================================================
   Blog & Articles
   ========================================================================== */
.cs-blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  padding: 4rem 0;
}

@media (max-width: 991px) {
  .cs-blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 640px) {
  .cs-blog-grid {
    grid-template-columns: 1fr;
  }
}

.cs-blog-card {
  background: rgba(16, 26, 45, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.cs-blog-card:hover {
  border-color: rgba(57, 213, 255, 0.4);
  transform: translateY(-4px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
}

.cs-blog-card-thumb {
  height: 200px;
  overflow: hidden;
}

.cs-blog-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-smooth);
}

.cs-blog-card:hover .cs-blog-card-thumb img {
  transform: scale(1.05);
}

.cs-blog-card-content {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.cs-blog-meta {
  font-size: 0.8125rem;
  color: var(--color-text-dim);
  margin-bottom: 0.5rem;
  display: flex;
  gap: 0.75rem;
}

.cs-blog-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 0.75rem;
}

.cs-blog-excerpt {
  font-size: 0.875rem;
  color: #94A3B8;
  line-height: 1.6;
  margin-bottom: 1rem;
  flex: 1;
}