/* ==========================================================================
   KEYRANK - E-Commerce Development Service Detail Page Stylesheet
   File: assets/css/e-commerce-development.css
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. HERO & BREADCRUMB SECTION
   -------------------------------------------------------------------------- */
.kr-dev-hero {
  position: relative;
  background: linear-gradient(135deg, #0b1120 0%, #0f172a 60%, #0d2918 100%);
  padding: 50px 0 60px;
  overflow: hidden;
  color: #ffffff;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.kr-dev-hero-glow {
  position: absolute;
  top: -20%;
  left: 20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(230, 59, 44, 0.2) 0%, rgba(16, 185, 129, 0.18) 50%, transparent 70%);
  filter: blur(80px);
  pointer-events: none;
  z-index: 1;
}

.kr-dev-hero .container-fluid {
  position: relative;
  z-index: 2;
}

/* Breadcrumb */
.kr-dev-breadcrumb {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 24px;
}

.kr-dev-breadcrumb a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: var(--kr-transition-fast);
}

.kr-dev-breadcrumb a:hover {
  color: var(--kr-primary);
}

.kr-dev-breadcrumb .kr-sep {
  color: rgba(255, 255, 255, 0.4);
  font-size: 0.75rem;
}

.kr-dev-breadcrumb .kr-current {
  color: var(--kr-primary);
  font-weight: 600;
}

/* Hero Content */
.kr-dev-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.35);
  border-radius: var(--kr-radius-pill);
  color: #34d399;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.kr-dev-hero-title {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 16px;
  color: #ffffff;
}

.kr-dev-hero-title span {
  background: linear-gradient(135deg, #ff5640 0%, #e63b2c 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.kr-dev-hero-desc {
  font-size: 1.1rem;
  color: #94a3b8;
  max-width: 780px;
  margin-bottom: 30px;
  line-height: 1.6;
}

/* Hero Stats / Key Highlights */
.kr-dev-hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}

.kr-dev-stat-item {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 10px 20px;
  border-radius: var(--kr-radius-md);
}

.kr-dev-stat-icon {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: var(--kr-accent-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: #fff;
  flex-shrink: 0;
}

.kr-dev-stat-info .stat-num {
  font-size: 1.15rem;
  font-weight: 800;
  color: #ffffff;
  line-height: 1;
}

.kr-dev-stat-info .stat-label {
  font-size: 0.8rem;
  color: #94a3b8;
}

/* --------------------------------------------------------------------------
   2. MAIN CONTENT LAYOUT & STRUCTURE
   -------------------------------------------------------------------------- */
.kr-dev-section {
  padding: 60px 0 90px;
  background-color: #f8fafc;
}

/* Main Image Showcase */
.kr-dev-main-img-wrap {
  position: relative;
  border-radius: var(--kr-radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(15, 23, 42, 0.12);
  margin-bottom: 40px;
  border: 1px solid var(--kr-border);
  background: #0f172a;
}

.kr-dev-main-img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.kr-dev-main-img-wrap:hover .kr-dev-main-img {
  transform: scale(1.02);
}

.kr-dev-img-badge {
  position: absolute;
  bottom: 20px;
  left: 20px;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 12px 20px;
  border-radius: var(--kr-radius-md);
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 12px;
}

.kr-dev-img-badge i {
  font-size: 1.5rem;
  color: var(--kr-primary);
}

.kr-dev-img-badge strong {
  display: block;
  font-weight: 700;
  font-size: 0.95rem;
}

.kr-dev-img-badge span {
  font-size: 0.8rem;
  color: #cbd5e1;
}

/* Content Blocks */
.kr-dev-block {
  background: #ffffff;
  border-radius: var(--kr-radius-lg);
  padding: 36px;
  margin-bottom: 30px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
  border: 1px solid #e2e8f0;
}

.kr-dev-block-title {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--kr-dark);
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 12px;
}

.kr-dev-block-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 50px;
  height: 4px;
  background: var(--kr-accent-gradient);
  border-radius: 2px;
}

.kr-dev-text {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--kr-body);
  margin-bottom: 20px;
}

/* Key Features Grid */
.kr-feature-card {
  height: 100%;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: var(--kr-radius-md);
  padding: 24px;
  transition: var(--kr-transition-normal);
}

.kr-feature-card:hover {
  transform: translateY(-5px);
  border-color: var(--kr-primary);
  box-shadow: 0 12px 24px rgba(230, 59, 44, 0.08);
  background: #ffffff;
}

.kr-feature-icon {
  width: 50px;
  height: 50px;
  border-radius: 12px;
  background: var(--kr-primary-light);
  color: var(--kr-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 16px;
  transition: var(--kr-transition-fast);
}

.kr-feature-card:hover .kr-feature-icon {
  background: var(--kr-accent-gradient);
  color: #ffffff;
}

.kr-feature-card h4 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--kr-dark);
  margin-bottom: 10px;
}

.kr-feature-card p {
  font-size: 0.92rem;
  color: var(--kr-muted);
  line-height: 1.6;
  margin: 0;
}

/* --------------------------------------------------------------------------
   3. PLATFORM / TECHNOLOGY STACK SECTION
   -------------------------------------------------------------------------- */
.kr-tech-stack-wrap {
  margin-top: 10px;
}

.kr-tech-nav {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 10px;
  margin-bottom: 24px;
  border-bottom: 1px solid #e2e8f0;
}

.kr-tech-nav .nav-link {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--kr-muted);
  border: none;
  border-radius: var(--kr-radius-pill);
  padding: 8px 20px;
  background: #f1f5f9;
  transition: var(--kr-transition-fast);
  white-space: nowrap;
}

.kr-tech-nav .nav-link.active,
.kr-tech-nav .nav-link:hover {
  background: var(--kr-dark);
  color: #ffffff;
}

.kr-tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 16px;
}

.kr-tech-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 20px 12px;
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: var(--kr-radius-md);
  text-align: center;
  transition: var(--kr-transition-normal);
}

.kr-tech-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.06);
  border-color: var(--kr-primary);
}

.kr-tech-icon {
  font-size: 2.2rem;
  color: var(--kr-dark);
  margin-bottom: 10px;
  transition: transform 0.3s ease;
}

.kr-tech-item:hover .kr-tech-icon {
  transform: scale(1.15);
  color: var(--kr-primary);
}

.kr-tech-name {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--kr-dark);
}

.kr-tech-tag {
  font-size: 0.75rem;
  color: var(--kr-muted);
  margin-top: 4px;
}

/* --------------------------------------------------------------------------
   4. E-COMMERCE DEVELOPMENT PROCESS SECTION
   -------------------------------------------------------------------------- */
.kr-process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.kr-process-step {
  position: relative;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: var(--kr-radius-md);
  padding: 24px 20px;
}

.kr-process-step-num {
  position: absolute;
  top: 15px;
  right: 15px;
  font-size: 1.5rem;
  font-weight: 900;
  color: rgba(15, 23, 42, 0.08);
}

.kr-process-step h5 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--kr-dark);
  margin-bottom: 8px;
}

.kr-process-step p {
  font-size: 0.88rem;
  color: var(--kr-muted);
  margin: 0;
  line-height: 1.5;
}

/* --------------------------------------------------------------------------
   5. FAQ ACCORDION SECTION
   -------------------------------------------------------------------------- */
.kr-faq-accordion .accordion-item {
  border: 1px solid #e2e8f0;
  border-radius: var(--kr-radius-md) !important;
  margin-bottom: 14px;
  overflow: hidden;
  background: #ffffff;
}

.kr-faq-accordion .accordion-button {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--kr-dark);
  background: #ffffff;
  padding: 20px 24px;
  box-shadow: none !important;
}

.kr-faq-accordion .accordion-button:not(.collapsed) {
  background: var(--kr-primary-light);
  color: var(--kr-primary);
}

.kr-faq-accordion .accordion-button::after {
  background-size: 1.1rem;
}

.kr-faq-accordion .accordion-body {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--kr-body);
  padding: 20px 24px;
  background: #ffffff;
}

/* --------------------------------------------------------------------------
   6. STICKY SIDEBAR GET A QUOTE FORM
   -------------------------------------------------------------------------- */
.kr-sidebar-sticky {
  position: sticky;
  top: 100px;
  z-index: 10;
}

.kr-quote-card {
  background: #ffffff;
  border-radius: var(--kr-radius-lg);
  padding: 32px 28px;
  box-shadow: 0 15px 35px rgba(15, 23, 42, 0.08);
  border: 2px solid var(--kr-primary);
  position: relative;
  overflow: hidden;
}

.kr-quote-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 6px;
  background: var(--kr-accent-gradient);
}

.kr-quote-header {
  margin-bottom: 24px;
  text-align: center;
}

.kr-quote-header h3 {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--kr-dark);
  margin-bottom: 8px;
}

.kr-quote-header p {
  font-size: 0.88rem;
  color: var(--kr-muted);
  margin: 0;
}

.kr-quote-form .form-label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--kr-dark);
  margin-bottom: 6px;
}

.kr-quote-form .form-control,
.kr-quote-form .form-select {
  font-size: 0.92rem;
  padding: 12px 14px;
  border-radius: var(--kr-radius-sm);
  border: 1px solid #cbd5e1;
  background-color: #f8fafc;
  transition: var(--kr-transition-fast);
}

.kr-quote-form .form-control:focus,
.kr-quote-form .form-select:focus {
  background-color: #ffffff;
  border-color: var(--kr-primary);
  box-shadow: 0 0 0 4px rgba(230, 59, 44, 0.12);
}

.kr-btn-quote-submit {
  width: 100%;
  padding: 14px 20px;
  font-size: 1rem;
  font-weight: 700;
  color: #ffffff;
  background: var(--kr-accent-gradient);
  border: none;
  border-radius: var(--kr-radius-sm);
  cursor: pointer;
  transition: var(--kr-transition-normal);
  box-shadow: 0 6px 18px rgba(230, 59, 44, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.kr-btn-quote-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(230, 59, 44, 0.4);
  color: #ffffff;
}

.kr-sidebar-contact-info {
  background: #0f172a;
  border-radius: var(--kr-radius-lg);
  padding: 24px;
  color: #ffffff;
  margin-top: 24px;
}

.kr-sidebar-contact-info h4 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: #ffffff;
}

.kr-info-item {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 14px;
  font-size: 0.9rem;
  color: #cbd5e1;
}

.kr-info-item:last-child {
  margin-bottom: 0;
}

.kr-info-item i {
  font-size: 1.2rem;
  color: var(--kr-primary);
  width: 24px;
  text-align: center;
}

.kr-info-item a {
  color: #ffffff;
  text-decoration: none;
  font-weight: 600;
  transition: var(--kr-transition-fast);
}

.kr-info-item a:hover {
  color: var(--kr-accent);
}

/* --------------------------------------------------------------------------
   7. RESPONSIVE BREAKPOINTS
   -------------------------------------------------------------------------- */
@media (max-width: 991.98px) {
  .kr-sidebar-sticky {
    position: static;
    margin-top: 40px;
  }

  .kr-dev-block {
    padding: 24px;
  }

  .kr-dev-hero {
    padding: 40px 0;
  }
}

@media (max-width: 575.98px) {
  .kr-dev-hero-title {
    font-size: 1.75rem;
  }

  .kr-tech-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .kr-quote-card {
    padding: 24px 18px;
  }
}