/* ========================================
   Business Pages - Modern Design with Images
   Senior Visual Designer Style Guide
   ======================================== */

:root {
  --biz-primary: #0f172a;
  --biz-secondary: #3b82f6;
  --biz-accent: #0ea5e9;
  --biz-success: #10b981;
  --biz-warning: #f59e0b;
  --biz-text-dark: #1e293b;
  --biz-text-light: #64748b;
  --biz-text-muted: #94a3b8;
  --biz-bg-light: #f8fafc;
  --biz-bg-subtle: #f1f5f9;
  --biz-card-bg: #ffffff;
  --biz-gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --biz-gradient-2: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
  --biz-gradient-3: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
  --biz-gradient-4: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
  --biz-gradient-5: linear-gradient(135deg, #a18cd1 0%, #fbc2eb 100%);
  --biz-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --biz-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --biz-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --biz-radius: 1rem;
  --biz-radius-lg: 1.5rem;
}

/* ========================================
   Animations
   ======================================== */

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-30px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes slideInRight {
  from { opacity: 0; transform: translateX(30px); }
  to { opacity: 1; transform: translateX(0); }
}

.animate-fadeInUp { animation: fadeInUp 0.5s ease-out forwards; }
.animate-fadeIn { animation: fadeIn 0.4s ease-out forwards; }
.animate-slideInLeft { animation: slideInLeft 0.5s ease-out forwards; }
.animate-slideInRight { animation: slideInRight 0.5s ease-out forwards; }

.delay-1 { animation-delay: 0.1s; opacity: 0; }
.delay-2 { animation-delay: 0.15s; opacity: 0; }
.delay-3 { animation-delay: 0.2s; opacity: 0; }
.delay-4 { animation-delay: 0.25s; opacity: 0; }

/* ========================================
   Hero Section - Compact
   ======================================== */

.biz-hero {
  background: var(--biz-primary);
  color: white;
  padding: 3rem 0 2.5rem;
  position: relative;
  overflow: hidden;
}

.biz-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(circle at 20% 50%, rgba(59, 130, 246, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 50%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
}

.biz-hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
}

.biz-hero h1 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  letter-spacing: -0.02em;
}

.biz-hero p {
  font-size: 0.95rem;
  opacity: 0.85;
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.5;
}

/* ========================================
   Tags / Badges
   ======================================== */

.biz-tag {
  display: inline-flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  color: white;
  padding: 0.35rem 0.8rem;
  border-radius: 2rem;
  font-size: 0.7rem;
  font-weight: 500;
  margin: 0.2rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.biz-tag i {
  margin-right: 0.3rem;
  font-size: 0.65rem;
}

/* ========================================
   Section Title
   ======================================== */

.biz-section-title {
  color: var(--biz-primary);
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 1rem;
  position: relative;
  display: inline-block;
}

.biz-section-title::after {
  content: '';
  display: block;
  width: 40px;
  height: 3px;
  background: var(--biz-secondary);
  margin-top: 0.5rem;
  border-radius: 2px;
}

.biz-section-title.text-center::after {
  margin-left: auto;
  margin-right: auto;
}

/* ========================================
   Cards with Image - Compact
   ======================================== */

.biz-card {
  background: var(--biz-card-bg);
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: var(--biz-radius);
  overflow: hidden;
  height: 100%;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}

.biz-card:hover {
  border-color: rgba(59, 130, 246, 0.2);
  box-shadow: var(--biz-shadow-lg);
  transform: translateY(-4px);
}

/* Image Container - Responsive */
.biz-img-wrapper {
  position: relative;
  width: 100%;
  padding-top: 35%; /* Aspect ratio 약 3:1 */
  overflow: hidden;
  background-color: var(--biz-bg-subtle);
}

.biz-img-wrapper img,
.biz-img-wrapper img.img-fluid {
  position: absolute !important;
  top: 0 !important;
  left: 0 !important;
  width: 100% !important;
  height: 100% !important;
  max-width: 100% !important;
  object-fit: cover !important;
  object-position: center !important;
  transition: transform 0.4s ease;
}

.biz-card:hover .biz-img-wrapper img {
  transform: scale(1.05);
}

.biz-img-wrapper::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 60%;
  background: linear-gradient(to top, rgba(0,0,0,0.4), transparent);
  pointer-events: none;
}

/* Icon Badge on Image */
.biz-img-icon {
  position: absolute;
  bottom: -12px;
  left: 0.75rem;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 0.8rem;
  z-index: 10;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  transition: transform 0.3s ease;
}

.biz-card:hover .biz-img-icon {
  transform: scale(1.1) rotate(-5deg);
}

/* Gradient Colors for Icons */
.biz-card:nth-child(1) .biz-img-icon { background: var(--biz-gradient-1); }
.biz-card:nth-child(2) .biz-img-icon { background: var(--biz-gradient-2); }
.biz-card:nth-child(3) .biz-img-icon { background: var(--biz-gradient-3); }
.biz-card:nth-child(4) .biz-img-icon { background: var(--biz-gradient-4); }

.gradient-1 .biz-img-icon { background: var(--biz-gradient-1) !important; }
.gradient-2 .biz-img-icon { background: var(--biz-gradient-2) !important; }
.gradient-3 .biz-img-icon { background: var(--biz-gradient-3) !important; }
.gradient-4 .biz-img-icon { background: var(--biz-gradient-4) !important; }

/* Card Content */
.biz-card-body {
  padding: 1.25rem 1rem 1rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.biz-card-body h3 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--biz-text-dark);
  margin-bottom: 0.15rem;
}

.biz-card-body h3 + small {
  color: var(--biz-text-muted);
  font-size: 0.7rem;
  display: block;
  margin-bottom: 0.75rem;
}

.biz-card-body > p {
  color: var(--biz-text-light);
  font-size: 0.8rem;
  line-height: 1.5;
  margin-bottom: 0.75rem;
}

/* ========================================
   Feature List - Compact
   ======================================== */

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

.biz-feature-list li {
  display: flex;
  align-items: center;
  padding: 0.4rem 0;
  color: var(--biz-text-dark);
  font-size: 0.78rem;
  border-bottom: 1px solid rgba(0, 0, 0, 0.04);
}

.biz-feature-list li:last-child {
  border-bottom: none;
}

.biz-feature-list li i {
  width: 16px;
  color: var(--biz-text-muted);
  margin-right: 0.4rem;
  font-size: 0.6rem;
  flex-shrink: 0;
}

.biz-feature-list li i.bi-check-circle-fill {
  color: var(--biz-success);
  font-size: 0.75rem;
}

/* ========================================
   Tech Box / Sidebar
   ======================================== */

.biz-tech-box {
  background: var(--biz-bg-subtle);
  border-radius: var(--biz-radius);
  padding: 1.25rem;
  height: 100%;
  border-left: 3px solid var(--biz-secondary);
}

.biz-tech-box h4 {
  color: var(--biz-primary);
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
}

.biz-tech-box h4 i {
  margin-right: 0.5rem;
  color: var(--biz-secondary);
}

/* ========================================
   Stats Box - Compact
   ======================================== */

.biz-stat-box {
  background: var(--biz-primary);
  color: white;
  border-radius: 10px;
  padding: 0.75rem;
  text-align: center;
}

.biz-stat-number {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
  color: white;
}

.biz-stat-label {
  font-size: 0.65rem;
  opacity: 0.8;
  margin-top: 0.25rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

/* ========================================
   Glass Card
   ======================================== */

.biz-card-glass {
  background: white;
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: var(--biz-radius);
  padding: 1.25rem;
}

/* ========================================
   Process Timeline - Horizontal
   ======================================== */

.biz-process {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  padding: 0.5rem 0;
}

.biz-process-item {
  flex: 1;
  min-width: 120px;
  text-align: center;
  position: relative;
}

.biz-process-item:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 16px;
  right: -0.5rem;
  width: 0.75rem;
  height: 2px;
  background: linear-gradient(90deg, var(--biz-secondary), transparent);
}

.biz-process-number {
  width: 36px;
  height: 36px;
  background: var(--biz-gradient-2);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.9rem;
  margin: 0 auto 0.5rem;
  box-shadow: 0 3px 10px rgba(79, 172, 254, 0.3);
}

.biz-process-content h5 {
  color: var(--biz-primary);
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 0.2rem;
}

.biz-process-content p {
  color: var(--biz-text-muted);
  font-size: 0.7rem;
  margin: 0;
}

/* ========================================
   Process Histogram - Bar Chart Style
   ======================================== */

.biz-histogram {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 1rem;
  padding: 1.5rem 0.5rem 0.5rem;
  min-height: 200px;
}

.biz-histogram-bar {
  flex: 1;
  max-width: 120px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.biz-histogram-bar-inner {
  width: 100%;
  border-radius: 8px 8px 0 0;
  position: relative;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding-bottom: 0.75rem;
  transition: all 0.4s ease;
  cursor: pointer;
}

.biz-histogram-bar:nth-child(1) .biz-histogram-bar-inner {
  height: 80px;
  background: linear-gradient(180deg, #667eea 0%, #764ba2 100%);
}

.biz-histogram-bar:nth-child(2) .biz-histogram-bar-inner {
  height: 100px;
  background: linear-gradient(180deg, #4facfe 0%, #00f2fe 100%);
}

.biz-histogram-bar:nth-child(3) .biz-histogram-bar-inner {
  height: 130px;
  background: linear-gradient(180deg, #43e97b 0%, #38f9d7 100%);
}

.biz-histogram-bar:nth-child(4) .biz-histogram-bar-inner {
  height: 110px;
  background: linear-gradient(180deg, #fa709a 0%, #fee140 100%);
}

.biz-histogram-bar:nth-child(5) .biz-histogram-bar-inner {
  height: 90px;
  background: linear-gradient(180deg, #a18cd1 0%, #fbc2eb 100%);
}

.biz-histogram-bar:hover .biz-histogram-bar-inner {
  transform: scaleY(1.1);
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
}

.biz-histogram-number {
  color: white;
  font-size: 1.5rem;
  font-weight: 700;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.biz-histogram-label {
  margin-top: 0.75rem;
  padding: 0 0.25rem;
}

.biz-histogram-label h5 {
  color: var(--biz-primary);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.2rem;
}

.biz-histogram-label p {
  color: var(--biz-text-muted);
  font-size: 0.7rem;
  margin: 0;
  line-height: 1.3;
}

/* Histogram Animation */
@keyframes barGrow {
  from {
    transform: scaleY(0);
  }
  to {
    transform: scaleY(1);
  }
}

.biz-histogram-bar-inner {
  transform-origin: bottom;
  animation: barGrow 0.6s ease-out forwards;
}

.biz-histogram-bar:nth-child(1) .biz-histogram-bar-inner { animation-delay: 0.1s; }
.biz-histogram-bar:nth-child(2) .biz-histogram-bar-inner { animation-delay: 0.2s; }
.biz-histogram-bar:nth-child(3) .biz-histogram-bar-inner { animation-delay: 0.3s; }
.biz-histogram-bar:nth-child(4) .biz-histogram-bar-inner { animation-delay: 0.4s; }
.biz-histogram-bar:nth-child(5) .biz-histogram-bar-inner { animation-delay: 0.5s; }

/* Histogram Responsive */
@media (max-width: 767.98px) {
  .biz-histogram {
    gap: 0.5rem;
    min-height: 160px;
    padding: 1rem 0.25rem 0.25rem;
  }

  .biz-histogram-bar:nth-child(1) .biz-histogram-bar-inner { height: 60px; }
  .biz-histogram-bar:nth-child(2) .biz-histogram-bar-inner { height: 75px; }
  .biz-histogram-bar:nth-child(3) .biz-histogram-bar-inner { height: 100px; }
  .biz-histogram-bar:nth-child(4) .biz-histogram-bar-inner { height: 85px; }
  .biz-histogram-bar:nth-child(5) .biz-histogram-bar-inner { height: 70px; }

  .biz-histogram-number {
    font-size: 1.1rem;
  }

  .biz-histogram-label h5 {
    font-size: 0.75rem;
  }

  .biz-histogram-label p {
    font-size: 0.6rem;
  }
}

@media (max-width: 575.98px) {
  .biz-histogram {
    gap: 0.35rem;
    min-height: 140px;
  }

  .biz-histogram-bar:nth-child(1) .biz-histogram-bar-inner { height: 50px; }
  .biz-histogram-bar:nth-child(2) .biz-histogram-bar-inner { height: 65px; }
  .biz-histogram-bar:nth-child(3) .biz-histogram-bar-inner { height: 85px; }
  .biz-histogram-bar:nth-child(4) .biz-histogram-bar-inner { height: 70px; }
  .biz-histogram-bar:nth-child(5) .biz-histogram-bar-inner { height: 55px; }

  .biz-histogram-bar-inner {
    border-radius: 6px 6px 0 0;
    padding-bottom: 0.5rem;
  }

  .biz-histogram-number {
    font-size: 0.9rem;
  }

  .biz-histogram-label {
    margin-top: 0.5rem;
  }

  .biz-histogram-label h5 {
    font-size: 0.68rem;
  }

  .biz-histogram-label p {
    font-size: 0.55rem;
  }
}

/* ========================================
   Development Process Timeline - Visual
   ======================================== */

.dev-process {
  position: relative;
  padding: 2rem 0;
}

/* Progress Line */
.dev-process-line {
  position: absolute;
  top: 50%;
  left: 5%;
  right: 5%;
  height: 4px;
  background: linear-gradient(90deg,
    #667eea 0%,
    #4facfe 25%,
    #43e97b 50%,
    #fa709a 75%,
    #a18cd1 100%
  );
  border-radius: 2px;
  transform: translateY(-50%);
  z-index: 1;
}

.dev-process-line::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  width: 100%;
  height: 100%;
  background: inherit;
  filter: blur(8px);
  opacity: 0.5;
  transform: translateY(-50%);
}

.dev-process-steps {
  display: flex;
  justify-content: space-between;
  position: relative;
  z-index: 2;
}

.dev-process-step {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0 0.5rem;
}

/* Icon Circle */
.dev-step-icon {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: white;
  position: relative;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  cursor: pointer;
}

.dev-step-icon::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  background: white;
  z-index: -1;
}

.dev-step-icon::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: inherit;
  z-index: -1;
}

/* Step Colors */
.dev-process-step:nth-child(1) .dev-step-icon {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}
.dev-process-step:nth-child(2) .dev-step-icon {
  background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}
.dev-process-step:nth-child(3) .dev-step-icon {
  background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
}
.dev-process-step:nth-child(4) .dev-step-icon {
  background: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
}
.dev-process-step:nth-child(5) .dev-step-icon {
  background: linear-gradient(135deg, #a18cd1 0%, #fbc2eb 100%);
}

/* Hover Effect */
.dev-process-step:hover .dev-step-icon {
  transform: scale(1.15) translateY(-5px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
}

/* Step Number Badge */
.dev-step-number {
  position: absolute;
  top: -8px;
  right: -8px;
  width: 24px;
  height: 24px;
  background: var(--biz-primary);
  color: white;
  border-radius: 50%;
  font-size: 0.7rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid white;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

/* Step Content */
.dev-step-content {
  margin-top: 1.25rem;
  max-width: 120px;
}

.dev-step-content h5 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--biz-primary);
  margin-bottom: 0.35rem;
}

.dev-step-content p {
  font-size: 0.75rem;
  color: var(--biz-text-muted);
  margin: 0;
  line-height: 1.4;
}

/* Step Tags */
.dev-step-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.25rem;
  margin-top: 0.5rem;
}

.dev-step-tag {
  font-size: 0.6rem;
  padding: 0.15rem 0.4rem;
  background: var(--biz-bg-subtle);
  color: var(--biz-text-light);
  border-radius: 0.25rem;
}

/* Animation */
@keyframes stepPulse {
  0%, 100% { box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15); }
  50% { box-shadow: 0 8px 35px rgba(0, 0, 0, 0.25); }
}

.dev-step-icon {
  animation: stepPulse 3s ease-in-out infinite;
}

.dev-process-step:nth-child(1) .dev-step-icon { animation-delay: 0s; }
.dev-process-step:nth-child(2) .dev-step-icon { animation-delay: 0.3s; }
.dev-process-step:nth-child(3) .dev-step-icon { animation-delay: 0.6s; }
.dev-process-step:nth-child(4) .dev-step-icon { animation-delay: 0.9s; }
.dev-process-step:nth-child(5) .dev-step-icon { animation-delay: 1.2s; }

/* Responsive - Tablet */
@media (max-width: 991.98px) {
  .dev-step-icon {
    width: 60px;
    height: 60px;
    font-size: 1.25rem;
  }

  .dev-step-number {
    width: 20px;
    height: 20px;
    font-size: 0.6rem;
    top: -6px;
    right: -6px;
  }

  .dev-step-content h5 {
    font-size: 0.85rem;
  }

  .dev-step-content p {
    font-size: 0.7rem;
  }

  .dev-step-tags {
    display: none;
  }
}

/* Responsive - Mobile */
@media (max-width: 767.98px) {
  .dev-process {
    padding: 1rem 0;
  }

  .dev-process-line {
    display: none;
  }

  .dev-process-steps {
    flex-direction: column;
    gap: 1.5rem;
  }

  .dev-process-step {
    flex-direction: row;
    text-align: left;
    padding: 0;
    position: relative;
  }

  .dev-process-step::before {
    content: '';
    position: absolute;
    left: 35px;
    top: 70px;
    bottom: -1.5rem;
    width: 3px;
    background: linear-gradient(180deg, var(--biz-secondary), var(--biz-bg-subtle));
  }

  .dev-process-step:last-child::before {
    display: none;
  }

  .dev-step-icon {
    width: 50px;
    height: 50px;
    font-size: 1.1rem;
    flex-shrink: 0;
    animation: none;
  }

  .dev-step-number {
    width: 18px;
    height: 18px;
    font-size: 0.55rem;
    top: -4px;
    right: -4px;
  }

  .dev-step-content {
    margin-top: 0;
    margin-left: 1rem;
    max-width: none;
    flex: 1;
  }

  .dev-step-content h5 {
    font-size: 0.9rem;
  }

  .dev-step-content p {
    font-size: 0.72rem;
  }

  .dev-step-tags {
    display: flex;
    justify-content: flex-start;
  }
}

/* Extra small mobile */
@media (max-width: 575.98px) {
  .dev-process-steps {
    gap: 1.25rem;
  }

  .dev-step-icon {
    width: 44px;
    height: 44px;
    font-size: 1rem;
  }

  .dev-step-content h5 {
    font-size: 0.82rem;
  }

  .dev-step-content p {
    font-size: 0.68rem;
  }

  .dev-step-tag {
    font-size: 0.55rem;
    padding: 0.1rem 0.3rem;
  }
}

/* ========================================
   Service Level Cards
   ======================================== */

.biz-service-level {
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: var(--biz-radius);
  padding: 1.25rem;
  text-align: center;
  background: white;
  transition: all 0.25s ease;
}

.biz-service-level:hover {
  box-shadow: var(--biz-shadow-lg);
  transform: translateY(-4px);
}

.biz-service-level.featured {
  border-color: var(--biz-secondary);
  border-width: 2px;
  position: relative;
}

.biz-service-level.featured::before {
  content: '추천';
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--biz-secondary);
  color: white;
  font-size: 0.6rem;
  font-weight: 600;
  padding: 0.15rem 0.6rem;
  border-radius: 1rem;
}

.biz-service-level .biz-icon-box {
  width: 48px;
  height: 48px;
  margin: 0 auto 0.75rem;
  font-size: 1.1rem;
}

/* ========================================
   Standalone Icon Box
   ======================================== */

.biz-icon-box {
  width: 44px;
  height: 44px;
  background: var(--biz-gradient-2);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1rem;
  flex-shrink: 0;
}

/* ========================================
   CTA Section
   ======================================== */

.biz-cta {
  background: var(--biz-bg-subtle);
  border-radius: var(--biz-radius-lg);
  padding: 2rem 1.5rem;
  text-align: center;
}

.biz-cta h4 {
  color: var(--biz-primary);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
}

.biz-cta p {
  color: var(--biz-text-light);
  font-size: 0.85rem;
  margin-bottom: 1.25rem;
}

.biz-cta .btn {
  padding: 0.6rem 1.75rem;
  font-weight: 500;
  font-size: 0.9rem;
  border-radius: 8px;
}

/* ========================================
   AI Feature Box
   ======================================== */

.biz-ai-feature {
  background: linear-gradient(135deg, var(--biz-bg-subtle) 0%, white 100%);
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: var(--biz-radius);
  padding: 1.25rem;
}

.biz-ai-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
}

.biz-ai-item {
  display: flex;
  align-items: center;
  font-size: 0.75rem;
  color: var(--biz-text-dark);
}

.biz-ai-item i {
  color: var(--biz-success);
  margin-right: 0.4rem;
  font-size: 0.8rem;
}

/* ========================================
   Responsive Design
   ======================================== */

/* Large Desktop (1200px+) */
@media (min-width: 1200px) {
  .biz-hero h1 {
    font-size: 2.25rem;
  }

  .biz-img-wrapper {
    padding-top: 40%; /* 더 큰 이미지 */
  }

  .biz-card-body h3 {
    font-size: 1.1rem;
  }
}

/* Desktop (992px - 1199px) */
@media (min-width: 992px) and (max-width: 1199.98px) {
  .biz-img-wrapper {
    padding-top: 35%;
  }
}

/* Tablet Landscape (768px - 991px) */
@media (min-width: 768px) and (max-width: 991.98px) {
  .biz-hero {
    padding: 2.5rem 0 2rem;
  }

  .biz-hero h1 {
    font-size: 1.75rem;
  }

  .biz-hero p {
    font-size: 0.9rem;
  }

  .biz-process-item:not(:last-child)::after {
    display: none;
  }

  .biz-ai-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .biz-img-wrapper {
    padding-top: 30%;
  }

  .biz-img-icon {
    width: 32px;
    height: 32px;
    font-size: 0.85rem;
    bottom: -14px;
  }

  .biz-card-body {
    padding: 1.25rem 0.875rem 0.875rem;
  }

  .biz-card-body h3 {
    font-size: 0.95rem;
  }

  .biz-feature-list li {
    font-size: 0.75rem;
    padding: 0.35rem 0;
  }

  .biz-stat-box {
    padding: 0.6rem;
  }

  .biz-stat-number {
    font-size: 1.25rem;
  }

  .biz-service-level {
    padding: 1rem;
  }
}

/* Tablet Portrait (576px - 767px) */
@media (min-width: 576px) and (max-width: 767.98px) {
  .biz-hero {
    padding: 2rem 0 1.5rem;
  }

  .biz-hero h1 {
    font-size: 1.5rem;
  }

  .biz-hero p {
    font-size: 0.85rem;
    padding: 0 1rem;
  }

  .biz-tag {
    font-size: 0.65rem;
    padding: 0.3rem 0.6rem;
  }

  .biz-section-title {
    font-size: 1.15rem;
  }

  .biz-card-body {
    padding: 1.25rem 1rem 1rem;
  }

  .biz-img-wrapper {
    padding-top: 28%;
  }

  .biz-img-icon {
    width: 30px;
    height: 30px;
    font-size: 0.8rem;
    bottom: -12px;
  }

  .biz-card-body h3 {
    font-size: 0.95rem;
  }

  .biz-feature-list li {
    font-size: 0.75rem;
  }

  .biz-process {
    flex-direction: column;
    gap: 0.75rem;
  }

  .biz-process-item {
    display: flex;
    text-align: left;
    align-items: center;
  }

  .biz-process-number {
    margin: 0 0.75rem 0 0;
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    font-size: 0.8rem;
  }

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

  .biz-cta {
    padding: 1.5rem 1rem;
  }

  .biz-cta h4 {
    font-size: 1rem;
  }

  .biz-tech-box {
    padding: 1rem;
  }

  .biz-stat-number {
    font-size: 1.25rem;
  }

  .biz-service-level {
    padding: 1rem;
  }

  .biz-service-level .biz-icon-box {
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }
}

/* Mobile (max-width: 575px) */
@media (max-width: 575.98px) {
  .container {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .biz-hero {
    padding: 1.75rem 0 1.25rem;
  }

  .biz-hero h1 {
    font-size: 1.35rem;
    line-height: 1.3;
  }

  .biz-hero p {
    font-size: 0.8rem;
    padding: 0 0.5rem;
    line-height: 1.5;
  }

  .biz-tag {
    font-size: 0.6rem;
    padding: 0.25rem 0.5rem;
    margin: 0.15rem;
  }

  .biz-tag i {
    font-size: 0.55rem;
    margin-right: 0.2rem;
  }

  .breadcrumb {
    font-size: 0.75rem;
  }

  .biz-section-title {
    font-size: 1.1rem;
  }

  .biz-section-title::after {
    width: 30px;
    height: 2px;
  }

  /* Overview Section - Stack on Mobile */
  .row.mb-5.align-items-center > .col-lg-7,
  .row.mb-5.align-items-center > .col-lg-5 {
    margin-bottom: 1rem;
  }

  .biz-tech-box {
    padding: 1rem;
  }

  .biz-tech-box h4 {
    font-size: 0.9rem;
  }

  .biz-stat-box {
    padding: 0.6rem 0.5rem;
  }

  .biz-stat-number {
    font-size: 1.2rem;
  }

  .biz-stat-label {
    font-size: 0.6rem;
  }

  /* Cards - Full Width on Mobile */
  .row.g-3 > [class*="col-"] {
    padding-left: 0.5rem;
    padding-right: 0.5rem;
  }

  .biz-card {
    border-radius: 12px;
  }

  .biz-card-body {
    padding: 1.1rem 0.875rem 0.875rem;
  }

  .biz-img-wrapper {
    padding-top: 32%;
  }

  .biz-img-icon {
    width: 26px;
    height: 26px;
    font-size: 0.7rem;
    bottom: -10px;
    left: 0.6rem;
    border-radius: 6px;
  }

  .biz-card-body h3 {
    font-size: 0.9rem;
  }

  .biz-card-body h3 + small {
    font-size: 0.65rem;
    margin-bottom: 0.6rem;
  }

  .biz-feature-list li {
    font-size: 0.72rem;
    padding: 0.35rem 0;
  }

  .biz-feature-list li i {
    width: 14px;
    font-size: 0.55rem;
  }

  /* Process Timeline - Vertical on Mobile */
  .biz-process {
    flex-direction: column;
    gap: 0.75rem;
  }

  .biz-process-item {
    display: flex;
    text-align: left;
    align-items: center;
    min-width: auto;
  }

  .biz-process-item:not(:last-child)::after {
    display: none;
  }

  .biz-process-number {
    margin: 0 0.6rem 0 0;
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    font-size: 0.75rem;
  }

  .biz-process-content h5 {
    font-size: 0.75rem;
  }

  .biz-process-content p {
    font-size: 0.65rem;
  }

  /* Service Level Cards */
  .biz-service-level {
    padding: 1rem;
    border-radius: 12px;
  }

  .biz-service-level h5 {
    font-size: 0.95rem;
  }

  .biz-service-level p {
    font-size: 0.7rem !important;
  }

  .biz-service-level .biz-icon-box {
    width: 36px;
    height: 36px;
    font-size: 0.9rem;
  }

  .biz-service-level.featured::before {
    font-size: 0.55rem;
    padding: 0.1rem 0.5rem;
    top: -8px;
  }

  .biz-service-level .list-unstyled li {
    font-size: 0.72rem;
    margin-bottom: 0.35rem !important;
  }

  /* AI Feature Box */
  .biz-ai-feature {
    padding: 1rem;
  }

  .biz-ai-feature h4 {
    font-size: 0.9rem;
    margin-bottom: 0.5rem !important;
  }

  .biz-ai-feature p {
    font-size: 0.72rem;
  }

  .biz-ai-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.4rem;
  }

  .biz-ai-item {
    font-size: 0.68rem;
  }

  .biz-ai-item i {
    font-size: 0.7rem;
    margin-right: 0.3rem;
  }

  /* CTA Section */
  .biz-cta {
    padding: 1.25rem 1rem;
    border-radius: 12px;
  }

  .biz-cta h4 {
    font-size: 0.95rem;
  }

  .biz-cta p {
    font-size: 0.75rem;
    margin-bottom: 1rem;
  }

  .biz-cta .btn {
    padding: 0.5rem 1.25rem;
    font-size: 0.8rem;
  }

  /* Glass Card */
  .biz-card-glass {
    padding: 1rem;
    border-radius: 12px;
  }

  .biz-card-glass h4 {
    font-size: 0.95rem;
  }

  /* Standalone Icon Box */
  .biz-icon-box {
    width: 36px;
    height: 36px;
    font-size: 0.85rem;
    border-radius: 10px;
  }

  /* Reduce animations on mobile for performance */
  .animate-fadeInUp,
  .animate-fadeIn,
  .animate-slideInLeft,
  .animate-slideInRight {
    animation-duration: 0.3s;
  }

  .delay-1, .delay-2, .delay-3, .delay-4 {
    animation-delay: 0.05s;
  }
}

/* Extra small mobile (max-width: 375px) */
@media (max-width: 375px) {
  .biz-hero h1 {
    font-size: 1.2rem;
  }

  .biz-hero p {
    font-size: 0.75rem;
  }

  .biz-tag {
    font-size: 0.55rem;
    padding: 0.2rem 0.4rem;
  }

  .biz-section-title {
    font-size: 1rem;
  }

  .biz-card-body h3 {
    font-size: 0.85rem;
  }

  .biz-feature-list li {
    font-size: 0.68rem;
  }

  .biz-stat-number {
    font-size: 1rem;
  }

  .biz-ai-grid {
    grid-template-columns: 1fr 1fr;
  }

  .biz-ai-item {
    font-size: 0.62rem;
  }
}

/* Touch-friendly tap targets */
@media (hover: none) and (pointer: coarse) {
  .biz-card:hover {
    transform: none;
    box-shadow: var(--biz-shadow);
  }

  .biz-card:active {
    transform: scale(0.98);
  }

  .biz-service-level:hover {
    transform: none;
  }

  .biz-service-level:active {
    transform: scale(0.98);
  }

  .biz-cta .btn {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }
}

/* Landscape orientation on mobile */
@media (max-width: 767.98px) and (orientation: landscape) {
  .biz-hero {
    padding: 1.5rem 0 1rem;
  }

  .biz-hero h1 {
    font-size: 1.25rem;
  }

  .row.g-3 > [class*="col-md-6"] {
    flex: 0 0 50%;
    max-width: 50%;
  }

  .biz-img-wrapper {
    padding-top: 25%;
  }
}

/* Print styles */
@media print {
  .biz-hero {
    background: #f0f0f0 !important;
    color: #000 !important;
    padding: 1rem 0;
  }

  .biz-card {
    break-inside: avoid;
    box-shadow: none;
    border: 1px solid #ccc;
  }

  .animate-fadeInUp,
  .animate-fadeIn,
  .animate-slideInLeft,
  .animate-slideInRight {
    animation: none;
    opacity: 1;
  }
}

/* ========================================
   Utility
   ======================================== */

.hover-lift {
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.hover-lift:hover {
  transform: translateY(-4px);
  box-shadow: var(--biz-shadow-lg);
}

/* ========================================
   Software Development Page - New Design
   ======================================== */

/* Section Card */
.sw-section-card {
  background-color: white;
  padding: 1.5rem;
  border-radius: 1rem;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -2px rgba(0, 0, 0, 0.03);
  transition: transform 0.3s ease;
}

.sw-section-card:hover {
  transform: translateY(-3px);
}

/* Section Title */
.sw-section-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: #1f2937;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom-width: 3px;
  border-bottom-style: solid;
}

.sw-section-title.border-primary { border-color: var(--biz-primary); }
.sw-section-title.border-purple { border-color: #8b5cf6; }
.sw-section-title.border-danger { border-color: #ef4444; }

.text-purple { color: #8b5cf6; }

/* Methodology List */
.sw-methodology-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.sw-method-item {
  padding: 1rem 1.25rem;
  border-radius: 0.75rem;
  border-left-width: 4px;
  border-left-style: solid;
}

.sw-method-item h4 {
  font-size: 1rem;
  font-weight: 600;
  color: #374151;
  margin-bottom: 0.5rem;
}

.sw-method-item p {
  font-size: 0.85rem;
  color: #4b5563;
  margin-bottom: 0.5rem;
  line-height: 1.6;
}

.sw-method-features {
  list-style: disc;
  list-style-position: inside;
  margin: 0;
  padding: 0;
}

.sw-method-features li {
  font-size: 0.78rem;
  color: #6b7280;
  margin-bottom: 0.25rem;
}

/* Method Colors */
.sw-method-yellow {
  background-color: #fefce8;
  border-left-color: #eab308;
}

.sw-method-green {
  background-color: #f0fdf4;
  border-left-color: #22c55e;
}

.sw-method-blue {
  background-color: #eff6ff;
  border-left-color: #3b82f6;
}

/* Chart Container */
.sw-chart-container {
  height: 280px;
  position: relative;
}

/* Maintenance Items */
.sw-maintenance-item {
  padding: 1rem;
  border-radius: 0.75rem;
  border-left-width: 4px;
  border-left-style: solid;
  height: 100%;
}

.sw-maintenance-item h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: #374151;
  margin-bottom: 0.25rem;
}

.sw-maint-label {
  display: block;
  font-size: 0.7rem;
  color: #9ca3af;
  margin-bottom: 0.6rem;
  font-style: italic;
}

.sw-maintenance-item p {
  font-size: 0.78rem;
  color: #4b5563;
  margin-bottom: 0;
  line-height: 1.5;
}

/* Maintenance Colors */
.sw-maint-red {
  background-color: #fef2f2;
  border-left-color: #ef4444;
}

.sw-maint-indigo {
  background-color: #eef2ff;
  border-left-color: #6366f1;
}

.sw-maint-orange {
  background-color: #fff7ed;
  border-left-color: #f97316;
}

.sw-maint-teal {
  background-color: #f0fdfa;
  border-left-color: #14b8a6;
}

/* Software Page Responsive */
@media (max-width: 991.98px) {
  .sw-section-card {
    padding: 1.25rem;
  }

  .sw-section-title {
    font-size: 1.1rem;
  }

  .sw-method-item h4 {
    font-size: 0.95rem;
  }

  .sw-method-item p {
    font-size: 0.8rem;
  }

  .sw-chart-container {
    height: 250px;
  }
}

@media (max-width: 767.98px) {
  .sw-section-card {
    padding: 1rem;
  }

  .sw-section-title {
    font-size: 1rem;
    margin-bottom: 1rem;
  }

  .sw-method-item {
    padding: 0.875rem 1rem;
  }

  .sw-method-item h4 {
    font-size: 0.9rem;
  }

  .sw-method-item p {
    font-size: 0.75rem;
  }

  .sw-method-features li {
    font-size: 0.72rem;
  }

  .sw-chart-container {
    height: 220px;
  }

  .sw-maintenance-item {
    padding: 0.875rem;
  }

  .sw-maintenance-item h4 {
    font-size: 0.85rem;
  }

  .sw-maint-label {
    font-size: 0.65rem;
  }

  .sw-maintenance-item p {
    font-size: 0.72rem;
  }
}

@media (max-width: 575.98px) {
  .sw-section-card {
    padding: 0.875rem;
    border-radius: 0.75rem;
  }

  .sw-section-title {
    font-size: 0.95rem;
    padding-bottom: 0.5rem;
    margin-bottom: 0.875rem;
  }

  .sw-methodology-list {
    gap: 0.75rem;
  }

  .sw-method-item {
    padding: 0.75rem 0.875rem;
    border-radius: 0.5rem;
  }

  .sw-method-item h4 {
    font-size: 0.85rem;
  }

  .sw-method-item p {
    font-size: 0.72rem;
    line-height: 1.5;
  }

  .sw-method-features li {
    font-size: 0.68rem;
  }

  .sw-chart-container {
    height: 200px;
  }

  .sw-maintenance-item {
    padding: 0.75rem;
    border-radius: 0.5rem;
  }

  .sw-maintenance-item h4 {
    font-size: 0.8rem;
  }

  .sw-maint-label {
    font-size: 0.6rem;
    margin-bottom: 0.4rem;
  }

  .sw-maintenance-item p {
    font-size: 0.68rem;
    line-height: 1.45;
  }
}