/* sub-common.css - Sub-page shared components */

/* ========== Sub Page Main ========== */
.sub {
  padding-top: var(--header-height);
}

/* ========== Sub Banner ========== */
.sub-banner {
  width: 100%;
  position: relative;
  background: var(--color-text-dark);
  overflow: hidden;
}

.sub-banner .img-wrap {
  position: relative;
  padding: 80px 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.sub-banner .img-wrap::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
}

.sub-banner .inner {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--color-white);
}

.sub-banner .banner-tit {
  font-size: 42px;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 16px;
}

.sub-banner .p-box p {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.8;
}

/* ========== Sub Sections ========== */
.sub section {
  padding: var(--section-padding);
}

/* ========== Numbered List (01, 02, 03...) ========== */
.num-list {
  max-width: 800px;
  margin: 0 auto;
}

.num-list li {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 20px 0;
  border-bottom: 1px solid var(--color-border);
}

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

.num-list li span {
  font-family: var(--font-en);
  font-size: 24px;
  font-weight: 700;
  color: var(--color-accent);
  flex-shrink: 0;
  width: 40px;
}

.num-list li p {
  font-size: 16px;
  color: var(--color-text);
  line-height: 1.6;
  padding-top: 4px;
}

/* ========== Circle Process (steps) ========== */
.process-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 30px;
  max-width: 900px;
  margin: 0 auto;
}

.process-list li {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  width: 100px;
  position: relative;
}

.process-list li .circle {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--color-bg-light);
  border: 2px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-en);
  font-size: 20px;
  font-weight: 700;
  color: var(--color-text-dark);
  transition: var(--transition);
}

.process-list li:hover .circle {
  background: var(--color-text-dark);
  color: var(--color-white);
  border-color: var(--color-text-dark);
}

.process-list li h3 {
  font-size: 14px;
  font-weight: 500;
  text-align: center;
  color: var(--color-text);
}

/* Arrow between process steps */
.process-list li:not(:last-child)::after {
  content: '→';
  position: absolute;
  right: -20px;
  top: 20px;
  font-size: 18px;
  color: var(--color-text-muted);
}

/* ========== Icon Grid (4 or 8 items) ========== */
.icon-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 30px;
}

.icon-grid li {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  width: 120px;
}

.icon-grid li figure {
  width: 60px;
  height: 60px;
}

.icon-grid li figure img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.icon-grid li h3 {
  font-size: 15px;
  font-weight: 500;
  text-align: center;
}

/* ========== Image Gallery Grid ========== */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}

.gallery-grid li {
  overflow: hidden;
  border-radius: 4px;
}

.gallery-grid li img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  transition: var(--transition);
}

.gallery-grid li:hover img {
  transform: scale(1.05);
}

/* ========== Two Column Comparison ========== */
.compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.compare-grid .col {
  background: var(--color-bg-light);
  border-radius: 8px;
  padding: 30px;
}

.compare-grid .col h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 16px;
  text-align: center;
}

.compare-grid .col figure {
  margin-bottom: 20px;
  border-radius: 8px;
  overflow: hidden;
}

.compare-grid .col figure img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}

/* ========== Flex Content (text + image) ========== */
.flex-content {
  display: flex;
  align-items: flex-start;
  gap: 40px;
}

.flex-content .txt-sec {
  flex: 1;
}

.flex-content .pic-sec {
  flex: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.flex-content .pic-sec figure {
  border-radius: 8px;
  overflow: hidden;
}

.flex-content .pic-sec figure img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}

.flex-content .txt-sec .tit-box {
  text-align: left;
  margin-bottom: 20px;
}

.flex-content .txt-sec .con-box p {
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-text);
  margin-bottom: 12px;
}

/* ========== Stats Counter ========== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  text-align: center;
}

.stats-grid .stat {
  padding: 30px 20px;
  background: var(--color-bg-light);
  border-radius: 8px;
}

.stats-grid .stat .stat-number {
  font-family: var(--font-en);
  font-size: 48px;
  font-weight: 700;
  color: var(--color-text-dark);
  margin-bottom: 8px;
}

.stats-grid .stat .stat-label {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text-dark);
  margin-bottom: 6px;
}

.stats-grid .stat p {
  font-size: 14px;
  color: var(--color-text-muted);
}

/* ========== Benefits Grid (4 items) ========== */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.benefits-grid .benefit {
  text-align: center;
  padding: 30px 20px;
  background: var(--color-bg-light);
  border-radius: 8px;
  transition: var(--transition);
}

.benefits-grid .benefit:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.benefits-grid .benefit h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 10px;
}

.benefits-grid .benefit p {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ========== Contact Form ========== */
.contact-form {
  max-width: 600px;
  margin: 0 auto;
}

.contact-form label {
  display: block;
  margin-bottom: 16px;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-dark);
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  display: block;
  width: 100%;
  margin-top: 6px;
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  font-size: 15px;
  color: var(--color-text);
  background: var(--color-white);
  transition: var(--transition-fast);
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(180, 204, 255, 0.3);
}

.contact-form textarea {
  resize: vertical;
  min-height: 120px;
}

.contact-form button {
  width: 100%;
  padding: 14px;
  background: var(--color-text-dark);
  color: var(--color-white);
  font-size: 16px;
  font-weight: 500;
  border-radius: 4px;
  transition: var(--transition);
  margin-top: 10px;
}

.contact-form button:hover {
  background: #222;
}

/* ========== Contact Info Box ========== */
.info-box {
  background: var(--color-bg-light);
  padding: 30px;
  border-radius: 8px;
  margin-bottom: 30px;
}

.info-box p {
  font-size: 15px;
  line-height: 2;
  color: var(--color-text);
}

.info-box p strong {
  display: inline-block;
  width: 80px;
  font-weight: 600;
  color: var(--color-text-dark);
}

/* ========== Map ========== */
.map-embed {
  width: 100%;
  margin-top: 40px;
  border-radius: 8px;
  overflow: hidden;
}

.map-embed iframe {
  width: 100%;
  height: 400px;
}

/* ========== Responsive ========== */
@media (max-width: 1024px) {
  .sub-banner .banner-tit {
    font-size: 32px;
  }

  .process-list {
    gap: 20px;
  }

  .process-list li:not(:last-child)::after {
    display: none;
  }

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

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

@media (max-width: 780px) {
  .sub-banner .banner-tit {
    font-size: 28px;
  }

  .sub-banner .img-wrap {
    padding: 60px 0;
  }

  .flex-content {
    flex-direction: column;
  }

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

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

  .stats-grid .stat .stat-number {
    font-size: 36px;
  }
}

@media (max-width: 480px) {
  .sub-banner .banner-tit {
    font-size: 24px;
  }

  .process-list li {
    width: 80px;
  }

  .process-list li .circle {
    width: 50px;
    height: 50px;
    font-size: 16px;
  }

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

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

  .info-box p strong {
    display: block;
    width: auto;
    margin-bottom: 2px;
  }

  .map-embed iframe {
    height: 280px;
  }
}