/**
 * Front Page Styles — TH System Support Corporate Site
 * Design: Tech-Compassion × Scandinavian Minimalism
 * Primary: #07294f | Accent: #2563eb
 */

/* ===================================
   HERO
   =================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--color-primary);
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    105deg,
    rgba(7, 41, 79, 0.88) 0%,
    rgba(7, 41, 79, 0.72) 50%,
    rgba(7, 41, 79, 0.45) 100%
  );
}

.hero-inner {
  position: relative;
  z-index: 1;
  padding-top: 7rem;
  padding-bottom: 5rem;
}

.hero-content {
  max-width: 42rem;
}

.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-en);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
  margin-bottom: 1.5rem;
}

.hero-eyebrow-line {
  display: block;
  width: 2rem;
  height: 1px;
  background: rgba(255,255,255,0.35);
}

.hero-title {
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
}

.hero-title-accent {
  color: #60a5fa;
}

.hero-desc {
  font-size: clamp(0.9375rem, 1.5vw, 1.0625rem);
  color: rgba(255,255,255,0.75);
  line-height: 1.8;
  margin-bottom: 2rem;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}

.hero-stat {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.hero-stat-num {
  font-family: var(--font-en);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-white);
  line-height: 1;
}

.hero-stat-label {
  font-size: 0.6875rem;
  color: rgba(255,255,255,0.5);
}

.hero-stat-divider {
  width: 1px;
  height: 2.5rem;
  background: rgba(255,255,255,0.2);
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-scroll-btn {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: rgba(255,255,255,0.4);
  z-index: 1;
  transition: color var(--transition);
}

.hero-scroll-btn:hover {
  color: rgba(255,255,255,0.7);
}

.hero-scroll-line {
  display: block;
  width: 1px;
  height: 3rem;
  background: currentColor;
  animation: scrollLine 2s ease-in-out infinite;
}

.hero-scroll-text {
  font-family: var(--font-en);
  font-size: 0.5625rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

@keyframes scrollLine {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ===================================
   ISSUES
   =================================== */
.issues-section {
  background: var(--color-bg-light);
}

.section-header.text-center {
  text-align: center;
}

.section-header.text-center .section-label {
  justify-content: center;
}

.section-header.text-center .section-label::before {
  display: none;
}

.issues-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3.5rem;
}

.issue-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
  transition: box-shadow var(--transition), transform var(--transition);
}

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

.issue-icon {
  width: 3rem;
  height: 3rem;
  background: var(--color-bg-blue);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  margin-bottom: 1.25rem;
}

.issue-num {
  font-family: var(--font-en);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--color-text-light);
  margin-bottom: 0.5rem;
}

.issue-title {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
  line-height: 1.4;
}

.issue-desc {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.75;
  margin-bottom: 1.25rem;
}

.issue-data {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
}

.issue-data-num {
  font-family: var(--font-en);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-accent);
}

.issue-data-label {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

/* ===================================
   SERVICES
   =================================== */
.services-section {
  background: var(--color-white);
}

.services-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-top: 3.5rem;
}

.service-card {
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: box-shadow var(--transition), transform var(--transition);
  position: relative;
}

.service-card:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-6px);
}

.service-card--featured {
  border-color: var(--color-border-blue);
  box-shadow: 0 0 0 1px rgba(37,99,235,0.08), var(--shadow-md);
}

.service-card-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: var(--color-accent);
  color: var(--color-white);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  z-index: 1;
}

.service-card-img {
  width: 100%;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--color-bg-light);
}

.service-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.service-card:hover .service-card-img img {
  transform: scale(1.04);
}

.service-card-img--placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg-light);
}

.service-card-img-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  color: var(--color-text-light);
}

.service-card-img-inner p {
  font-size: 0.875rem;
}

.service-card-body {
  padding: 1.75rem;
}

.service-card-tag {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--color-accent);
  background: var(--color-bg-blue);
  padding: 0.2rem 0.625rem;
  border-radius: var(--radius-sm);
  margin-bottom: 0.875rem;
}

.service-card-tag--coming {
  color: var(--color-text-muted);
  background: var(--color-bg-light);
}

.service-card-title {
  font-size: 1.1875rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.4;
  margin-bottom: 0.875rem;
}

.service-card-desc {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.75;
  margin-bottom: 1.25rem;
}

.service-card-features {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.service-card-features li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--color-text);
}

.service-card-features li svg {
  color: var(--color-accent);
  flex-shrink: 0;
  margin-top: 2px;
}

.service-card-coming-note {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
  padding: 0.75rem 1rem;
  background: var(--color-bg-light);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--color-border);
}

.service-card-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-accent);
  transition: gap var(--transition);
}

.service-card-btn:hover {
  gap: 0.75rem;
}

.service-card-btn--outline {
  color: var(--color-text-muted);
}

.distributor-note {
  display: flex;
  align-items: flex-start;
  gap: 0.875rem;
  margin-top: 2.5rem;
  padding: 1.25rem 1.5rem;
  background: var(--color-bg-blue);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-blue);
}

.distributor-note-icon {
  color: var(--color-accent);
  flex-shrink: 0;
  margin-top: 2px;
}

.distributor-note p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.distributor-note strong {
  color: var(--color-primary);
}

/* ===================================
   BENEFITS
   =================================== */
.benefits-section {
  background: var(--color-primary);
  position: relative;
  overflow: hidden;
}

.benefits-section::before {
  content: '';
  position: absolute;
  top: -10rem;
  right: -10rem;
  width: 40rem;
  height: 40rem;
  background: radial-gradient(circle, rgba(37,99,235,0.15) 0%, transparent 70%);
  pointer-events: none;
}

.benefits-section .section-label {
  color: rgba(255,255,255,0.5);
}

.benefits-section .section-label::before {
  background: rgba(255,255,255,0.3);
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3.5rem;
}

.benefit-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: background var(--transition), border-color var(--transition);
}

.benefit-card:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.2);
}

.benefit-icon {
  width: 3rem;
  height: 3rem;
  background: rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #93c5fd;
  margin-bottom: 1rem;
}

.benefit-tag {
  font-family: var(--font-en);
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.35);
  margin-bottom: 0.5rem;
}

.benefit-title {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 0.75rem;
  line-height: 1.4;
}

.benefit-desc {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.75;
  margin-bottom: 1.25rem;
}

.benefit-list {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255,255,255,0.1);
}

.benefit-list li {
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.5);
  padding-left: 1rem;
  position: relative;
}

.benefit-list li::before {
  content: '·';
  position: absolute;
  left: 0;
  color: #60a5fa;
}

/* ===================================
   FLOW
   =================================== */
.flow-section {
  background: var(--color-bg-light);
}

.flow-steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
  margin-top: 3.5rem;
  position: relative;
}

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

.flow-step-num {
  width: 3.5rem;
  height: 3.5rem;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-en);
  font-size: 0.875rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  flex-shrink: 0;
}

.flow-step-body {
  max-width: 14rem;
}

.flow-step-title {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
  line-height: 1.4;
}

.flow-step-desc {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.flow-arrow {
  display: flex;
  align-items: flex-start;
  padding-top: 1rem;
  color: var(--color-text-light);
  flex-shrink: 0;
}

.flow-cta {
  margin-top: 3.5rem;
}

.flow-cta-inner {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: 2.5rem 3rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
}

.flow-cta-label {
  font-family: var(--font-en);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
}

.flow-cta-title {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.35;
  margin-bottom: 0.5rem;
}

.flow-cta-desc {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

/* ===================================
   ABOUT
   =================================== */
.about-section {
  background: var(--color-white);
}

.about-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}

.about-lead {
  font-size: 1.0625rem;
  color: var(--color-text);
  line-height: 1.8;
  margin: 1.25rem 0 1rem;
  font-weight: 500;
}

.about-body {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.85;
  margin-bottom: 1.75rem;
}

.about-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-accent);
  transition: gap var(--transition);
}

.about-link:hover {
  gap: 0.75rem;
}

.about-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.about-table th,
.about-table td {
  padding: 0.875rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
}

.about-table th {
  width: 8rem;
  color: var(--color-text-muted);
  font-weight: 600;
  white-space: nowrap;
  background: var(--color-bg-light);
}

.about-table td {
  color: var(--color-text);
  line-height: 1.6;
}

/* ===================================
   NEWS
   =================================== */
.news-section {
  background: var(--color-bg-light);
}

.news-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 2.5rem;
}

.news-all-link {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-accent);
  transition: gap var(--transition);
}

.news-all-link:hover {
  gap: 0.625rem;
}

.news-list {
  display: flex;
  flex-direction: column;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
}

.news-item-link {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 1.125rem 1.5rem;
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition);
}

.news-item:last-child .news-item-link {
  border-bottom: none;
}

.news-item-link:hover {
  background: var(--color-bg-light);
}

.news-item-date {
  font-family: var(--font-en);
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  white-space: nowrap;
  flex-shrink: 0;
}

.news-item-cat {
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--color-accent);
  background: var(--color-bg-blue);
  padding: 0.2rem 0.625rem;
  border-radius: var(--radius-full);
  white-space: nowrap;
  flex-shrink: 0;
}

.news-item-title {
  flex: 1;
  font-size: 0.9375rem;
  color: var(--color-text);
  line-height: 1.5;
}

.news-item-arrow {
  color: var(--color-text-light);
  flex-shrink: 0;
  transition: transform var(--transition);
}

.news-item-link:hover .news-item-arrow {
  transform: translateX(4px);
}

.news-empty {
  padding: 3rem;
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.9375rem;
}

/* ===================================
   CONTACT CTA
   =================================== */
.contact-cta-section {
  background: var(--color-primary);
  padding: 5rem 0;
  position: relative;
  overflow: hidden;
}

.contact-cta-section::before {
  content: '';
  position: absolute;
  bottom: -8rem;
  left: -8rem;
  width: 30rem;
  height: 30rem;
  background: radial-gradient(circle, rgba(37,99,235,0.2) 0%, transparent 70%);
  pointer-events: none;
}

.contact-cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 3rem;
}

.contact-cta-eyebrow {
  font-family: var(--font-en);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: rgba(255,255,255,0.4);
  margin-bottom: 0.75rem;
}

.contact-cta-title {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.3;
  margin-bottom: 0.75rem;
}

.contact-cta-desc {
  font-size: 0.9375rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.7;
}

.contact-cta-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 1.25rem;
  flex-shrink: 0;
}

.contact-cta-tel {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: rgba(255,255,255,0.7);
  transition: color var(--transition);
}

.contact-cta-tel:hover {
  color: var(--color-white);
}

.contact-cta-tel svg {
  flex-shrink: 0;
}

.contact-cta-tel span {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.contact-cta-tel small {
  font-size: 0.6875rem;
  opacity: 0.6;
}

.contact-cta-tel strong {
  font-family: var(--font-en);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-white);
}

/* ===================================
   Utilities
   =================================== */
.pc-only {
  display: block;
}

/* ===================================
   Responsive
   =================================== */
@media (max-width: 1023px) {
  .issues-grid {
    grid-template-columns: 1fr 1fr;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .benefits-grid {
    grid-template-columns: 1fr 1fr;
  }

  .about-inner {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .contact-cta-inner {
    flex-direction: column;
    text-align: center;
  }

  .contact-cta-actions {
    align-items: center;
  }

  .flow-cta-inner {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 767px) {
  .issues-grid,
  .benefits-grid {
    grid-template-columns: 1fr;
  }

  .flow-steps {
    flex-direction: column;
    align-items: center;
  }

  .flow-arrow {
    transform: rotate(90deg);
    padding: 0;
  }

  .flow-step {
    width: 100%;
    max-width: 20rem;
  }

  .hero-stats {
    gap: 1rem;
  }

  .hero-stat-divider {
    display: none;
  }

  .pc-only {
    display: none;
  }

  .news-item-link {
    flex-wrap: wrap;
    gap: 0.5rem;
  }

  .news-item-title {
    width: 100%;
  }
}