/* ============================================================
   Design Tokens
   Primary:       #1a4a4a (dark teal)
   Primary Dark:  #123333
   Primary Light: #2a6060
   Accent:        #b89a5c
   Footer BG:     #0f2929
   BG-1:          #ffffff
   BG-2:          #f4f7f7
   BG-3:          #eaf0f0
   Text:          #1a1a1a
   Text Muted:    #6b6b6b
   Border:        #dce5e5
   ============================================================ */

:root {
  --primary:       #1a4a4a;
  --primary-dark:  #123333;
  --primary-light: #2a6060;
  --accent:        #b89a5c;
  --footer-bg:     #0f2929;
  --bg-1:          #ffffff;
  --bg-2:          #f4f7f7;
  --bg-3:          #eaf0f0;
  --text:          #1a1a1a;
  --text-muted:    #6b6b6b;
  --border:        #dce5e5;
  --card-radius:   0.75rem;
  --btn-radius:    9999px;
  --container:     1200px;
  --header-h:      68px;
  --transition:    0.3s ease;
}

/* ============================================================
   Reset
   ============================================================ */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Pretendard', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  word-break: keep-all;
  overflow-wrap: break-word;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  color: var(--text);
  background-color: var(--bg-1);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol {
  list-style: none;
}

/* ============================================================
   Custom Scrollbar
   ============================================================ */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-2);
}

::-webkit-scrollbar-thumb {
  background: var(--primary-light);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary);
}

/* ============================================================
   Layout
   ============================================================ */
.container {
  max-width: var(--container);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.section {
  padding: 5rem 0;
}

.section.bg-1 {
  background: var(--bg-1);
}

.section.bg-2 {
  background: var(--bg-2);
}

.section.bg-3 {
  background: var(--bg-3);
}

.section.cta-section {
  background: var(--primary);
  color: #ffffff;
}

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

.mx-auto {
  margin-left: auto;
  margin-right: auto;
}

.mt-4  { margin-top: 1rem; }
.mt-6  { margin-top: 1.5rem; }
.mt-8  { margin-top: 2rem; }
.mt-10 { margin-top: 2.5rem; }
.mt-12 { margin-top: 3rem; }
.mt-14 { margin-top: 3.5rem; }
.mt-16 { margin-top: 4rem; }

/* ============================================================
   Typography
   ============================================================ */
.section-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--primary);
  display: inline-block;
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1.3;
  max-width: 720px;
  margin-bottom: 0.5rem;
}

.section-desc {
  font-size: 1rem;
  font-weight: 300;
  color: var(--text-muted);
  line-height: 1.8;
  max-width: 600px;
}

/* ============================================================
   Buttons
   ============================================================ */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.625rem 1.5rem;
  background: var(--primary);
  color: #ffffff;
  border-radius: var(--btn-radius);
  font-size: 0.9rem;
  font-weight: 600;
  border: 2px solid var(--primary);
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition);
  text-decoration: none;
}

.btn-primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1.375rem;
  border: 2px solid var(--primary);
  color: var(--primary);
  border-radius: var(--btn-radius);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
  text-decoration: none;
}

.btn-outline:hover {
  background: var(--primary);
  color: #ffffff;
}

.btn-accent {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.625rem 1.5rem;
  background: var(--accent);
  color: #ffffff;
  border-radius: var(--btn-radius);
  font-size: 0.9rem;
  font-weight: 600;
  border: 2px solid var(--accent);
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition);
  text-decoration: none;
}

.btn-accent:hover {
  background: #a0884a;
  border-color: #a0884a;
}

.btn-outline-white {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1.375rem;
  border: 2px solid #ffffff;
  color: #ffffff;
  border-radius: var(--btn-radius);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
  text-decoration: none;
}

.btn-outline-white:hover {
  background: #ffffff;
  color: var(--primary);
}

/* ============================================================
   Fade-in-up Animation
   ============================================================ */
.fade-in-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.fade-in-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   Hero Section
   ============================================================ */
.hero-section {
  position: relative;
  overflow: hidden;
}

.hero-slider {
  position: relative;
  height: 100vh;
  min-height: 600px;
  max-height: 900px;
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.8s ease;
}

.hero-slide.is-active {
  opacity: 1;
}

.hero-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-gradient {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.2));
}

.hero-content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  color: #ffffff;
  width: 100%;
  padding: 0 1.5rem;
  z-index: 10;
}

.hero-eyebrow {
  font-size: 0.875rem;
  font-weight: 300;
  letter-spacing: 0.15em;
  opacity: 0.85;
  display: block;
  margin-bottom: 1rem;
}

.hero-keyword {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1.25rem;
  color: #ffffff;
}

.hero-desc {
  font-size: 1.1rem;
  font-weight: 300;
  line-height: 1.8;
  opacity: 0.9;
  margin-bottom: 2rem;
}

.hero-btns {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-tags {
  font-size: 0.8rem;
  opacity: 0.6;
  margin-top: 1.5rem;
  letter-spacing: 0.05em;
}

.hero-indicators {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 0.5rem;
  z-index: 10;
}

.hero-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  border: none;
  cursor: pointer;
  transition: background var(--transition), width var(--transition), border-radius var(--transition);
}

.hero-dot.is-active {
  background: #ffffff;
  width: 24px;
  border-radius: 4px;
}

/* ============================================================
   About Section
   ============================================================ */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.about-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-top: 2.5rem;
}

.feature-card {
  background: var(--bg-3);
  border-radius: var(--card-radius);
  padding: 1.25rem;
  text-align: center;
}

.feature-card svg {
  color: var(--primary);
  margin: 0 auto 0.75rem;
}

.feature-card h4 {
  font-weight: 700;
  font-size: 0.9375rem;
  margin-bottom: 0.5rem;
}

.feature-card p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ============================================================
   Gallery / Before-After Section
   ============================================================ */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
}

.gallery-card {
  border: 1px solid var(--border);
  border-radius: var(--card-radius);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
  cursor: pointer;
  text-decoration: none;
  display: block;
  color: inherit;
}

.gallery-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.12);
}

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

.card-compare .side {
  position: relative;
  height: 260px;
  overflow: hidden;
}

.card-compare .side:last-child {
  border-left: 2px solid #ffffff;
}

.card-compare .side img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  transition: transform 0.4s ease;
}

.gallery-card:hover .card-compare .side img {
  transform: scale(1.04);
}

.compare-badge {
  position: absolute;
  bottom: 0.6rem;
  left: 0.6rem;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 0.2rem 0.55rem;
  border-radius: 9999px;
  color: #ffffff;
  backdrop-filter: blur(2px);
}

.compare-badge.before {
  background: rgba(0, 0, 0, 0.58);
}

.compare-badge.after {
  background: var(--primary);
  left: auto;
  right: 0.6rem;
}

.gallery-card .card-body {
  padding: 1rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.case-badge {
  font-size: 0.6rem;
  font-weight: 700;
  background: var(--primary);
  color: #ffffff;
  padding: 0.15rem 0.5rem;
  border-radius: 0.2rem;
  display: inline-block;
  width: fit-content;
}

.card-location {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.card-title {
  font-weight: 800;
  font-size: 1rem;
  line-height: 1.4;
}

.card-more {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: color var(--transition);
}

.gallery-card:hover .card-more {
  color: var(--primary);
}

/* ============================================================
   Services Grid
   ============================================================ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.service-item {
  border: 1px solid var(--border);
  border-radius: var(--card-radius);
  padding: 1.5rem;
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  text-decoration: none;
  color: inherit;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.service-item:hover {
  border-color: var(--primary);
  box-shadow: 0 8px 24px rgba(26, 74, 74, 0.08);
  transform: translateY(-2px);
}

.service-item__num {
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary);
  opacity: 0.15;
  line-height: 1;
  flex-shrink: 0;
  min-width: 2.5rem;
}

.service-item__body h3 {
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 0.5rem;
}

.service-item__body p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.service-tags {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 0.75rem;
}

.service-tag {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--primary);
  background: rgba(26, 74, 74, 0.08);
  padding: 0.15rem 0.5rem;
  border-radius: 0.25rem;
}

/* ============================================================
   Process Section
   ============================================================ */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  position: relative;
}

.process-step {
  text-align: center;
}

.process-circle {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--primary);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.125rem;
  font-weight: 800;
  margin: 0 auto 1rem;
}

.process-step h3 {
  font-weight: 700;
  font-size: 0.9375rem;
  margin-bottom: 0.5rem;
}

.process-step p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ============================================================
   Info / Guide Cards
   ============================================================ */
.info-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
}

.info-card {
  border: 1px solid var(--border);
  border-radius: var(--card-radius);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  text-decoration: none;
  color: inherit;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.info-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.10);
  border-color: var(--primary);
}

.info-card__top {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.info-cat {
  font-size: 0.7rem;
  color: var(--text-muted);
}

.info-guide-badge {
  font-size: 0.6rem;
  font-weight: 700;
  background: var(--primary);
  color: #ffffff;
  padding: 0.1rem 0.4rem;
  border-radius: 0.2rem;
}

.info-title {
  font-weight: 800;
  font-size: 1rem;
  line-height: 1.4;
  color: var(--text);
}

.info-desc {
  font-weight: 300;
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.info-more {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: color var(--transition);
  margin-top: auto;
}

.info-card:hover .info-more {
  color: var(--primary);
}

.info-hub-link {
  text-align: center;
  margin-top: 2rem;
}

.info-hub-link a {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--primary);
  text-decoration: none;
  border-bottom: 1px solid var(--primary);
  padding-bottom: 2px;
}

/* ============================================================
   FAQ
   ============================================================ */
.faq-list {
  max-width: 720px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-q {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: 1.25rem 0;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  text-align: left;
  gap: 1rem;
}

.faq-icon svg {
  flex-shrink: 0;
  transition: transform 0.3s ease;
}

.faq-item.open .faq-icon svg {
  transform: rotate(45deg);
}

.faq-a {
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  transition: max-height 0.35s ease, opacity 0.3s ease;
}

.faq-a p {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.8;
  padding-bottom: 1.25rem;
}

/* ============================================================
   Sub-Hero (Inner Pages)
   ============================================================ */
.sub-hero {
  height: 340px;
  position: relative;
  background-size: cover;
  background-position: center;
}

.sub-hero__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
}

.sub-hero__content {
  position: relative;
  z-index: 1;
  color: #ffffff;
  padding-top: 2.5rem;
}

.sub-hero__label {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  opacity: 0.8;
  margin-bottom: 0.5rem;
}

.sub-hero__title {
  font-size: 2.25rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 0.75rem;
}

.sub-hero__desc {
  font-size: 1rem;
  opacity: 0.85;
  line-height: 1.7;
}

.breadcrumb {
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 1rem;
}

.breadcrumb a {
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.75);
  text-decoration: none;
  margin-bottom: 1rem;
}

/* ============================================================
   Detail Page
   ============================================================ */
.detail-hero {
  height: 400px;
  position: relative;
  background-size: cover;
  background-position: center;
}

.detail-hero__content {
  position: relative;
  z-index: 1;
  color: #ffffff;
  padding-top: 2.5rem;
}

.detail-hero__title {
  font-size: 2rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 0.5rem;
}

.detail-hero__sub {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.8);
}

.info-bar {
  background: var(--bg-3);
  border-bottom: 1px solid var(--border);
}

.info-bar__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  padding: 1.5rem 0;
}

.info-bar__label {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 600;
  display: block;
  margin-bottom: 0.25rem;
}

.info-bar__value {
  font-size: 0.9375rem;
  font-weight: 700;
}

.case-badge--lg {
  font-size: 0.75rem;
  font-weight: 700;
  background: var(--primary);
  color: #ffffff;
  padding: 0.25rem 0.75rem;
  border-radius: 0.25rem;
  display: inline-block;
  margin-bottom: 0.75rem;
}

.before-after-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.ba-img {
  border-radius: var(--card-radius);
  overflow: hidden;
}

.ba-img img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

.process-detail-step {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
  align-items: flex-start;
}

.process-detail-num {
  font-size: 3rem;
  font-weight: 800;
  color: var(--primary);
  opacity: 0.12;
  line-height: 1;
  flex-shrink: 0;
}

.process-detail-body h3 {
  font-weight: 700;
  font-size: 1.0625rem;
  margin-bottom: 0.5rem;
}

.process-detail-body p {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.summary-box {
  background: var(--bg-3);
  border-left: 4px solid var(--primary);
  border-radius: 0 var(--card-radius) var(--card-radius) 0;
  padding: 1.5rem 2rem;
}

.summary-box h3 {
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 1rem;
}

.summary-box ul {
  list-style: disc inside;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.summary-box li {
  font-size: 0.9375rem;
  color: var(--text-muted);
}

/* ============================================================
   Contact Page
   ============================================================ */
.contact-steps {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.contact-step {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}

.contact-step__body h3 {
  font-weight: 700;
  font-size: 1.0625rem;
  margin-bottom: 0.5rem;
}

.contact-step__body p {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 1rem;
}

.contact-cta-btns {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.contact-tip-list {
  margin-top: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.contact-tip-list li {
  font-size: 0.875rem;
  color: var(--text-muted);
  padding-left: 1rem;
  position: relative;
}

.contact-tip-list li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 700;
}

.contact-tel-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1.375rem;
  border: 2px solid var(--primary);
  color: var(--primary);
  border-radius: var(--btn-radius);
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.2s ease, color 0.2s ease;
}

.contact-tel-btn:hover {
  background: var(--primary);
  color: #ffffff;
}

.notice-box {
  background: var(--bg-3);
  border-radius: var(--card-radius);
  padding: 2rem;
  border: 1px solid var(--border);
}

.notice-box h3 {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 1rem;
  color: var(--primary);
}

.notice-box ul {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.notice-box li {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.6;
  padding-left: 1.25rem;
  position: relative;
}

.notice-box li::before {
  content: "·";
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 700;
}

/* ============================================================
   CTA Trust Badges
   ============================================================ */
.trust-badges {
  display: flex;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
  margin-top: 2.5rem;
}

.trust-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.85);
  font-weight: 500;
}

/* ============================================================
   SEO / Content Body (Inner Pages)
   ============================================================ */
.content-body {
  max-width: 800px;
  margin: 0 auto;
  padding-top: 1rem;
}

.content-body h2 {
  font-size: 1.625rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
  color: var(--text);
}

.content-body p {
  font-size: 1rem;
  line-height: 1.85;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}

.steps-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.step-item {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
}

.step-num {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary);
  opacity: 0.2;
  line-height: 1;
  flex-shrink: 0;
  min-width: 2rem;
}

.step-item strong {
  font-weight: 700;
  font-size: 1rem;
  display: block;
  margin-bottom: 0.375rem;
}

.step-item p {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin: 0;
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.case-img {
  border-radius: var(--card-radius);
  overflow: hidden;
  position: relative;
}

.case-img img {
  width: 100%;
  height: auto;
}

.case-caption {
  font-size: 0.8125rem;
  color: var(--text-muted);
  padding: 0.5rem 0.75rem;
  background: var(--bg-2);
}

.main-banner {
  background: var(--bg-3);
  border-radius: var(--card-radius);
  padding: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.main-banner p {
  font-weight: 600;
  font-size: 1rem;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.related-card {
  border: 1px solid var(--border);
  border-radius: var(--card-radius);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: transform var(--transition), box-shadow var(--transition);
}

.related-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.10);
}

.related-card--current {
  border-color: var(--primary);
  opacity: 0.85;
}

.related-card__img img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.related-card__body {
  padding: 1rem;
}

.related-card__label {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.06em;
  display: block;
  margin-bottom: 0.375rem;
}

.related-card__body h3 {
  font-weight: 700;
  font-size: 0.9375rem;
  margin-bottom: 0.375rem;
}

.related-card__body p {
  font-size: 0.8125rem;
  color: var(--text-muted);
  line-height: 1.55;
}

/* ============================================================
   Comparison Table
   ============================================================ */
.comparison-table-wrap {
  overflow-x: auto;
  margin: 1.5rem 0;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
}

.comparison-table th {
  background: var(--primary);
  color: #ffffff;
  padding: 0.75rem 1rem;
  text-align: left;
  font-weight: 700;
}

.comparison-table td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
}

.comparison-table tr:nth-child(even) td {
  background: var(--bg-2);
}

.row-label {
  font-weight: 600;
}

.comparison-note {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-top: 0.5rem;
}

/* ============================================================
   Sitemap Page
   ============================================================ */
.sitemap-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.sitemap-group h2 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}

.sitemap-group ul {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.sitemap-group a {
  font-size: 0.9375rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s ease;
}

.sitemap-group a:hover {
  color: var(--primary);
}

/* ============================================================
   Info Hub / Info Pages
   ============================================================ */
.info-hero {
  height: 300px;
  background-size: cover;
  background-position: center;
  position: relative;
}

.info-content {
  max-width: 800px;
  margin: 0 auto;
}

.info-content h2 {
  font-size: 1.5rem;
  font-weight: 800;
  margin: 2rem 0 1rem;
  color: var(--text);
}

.info-content p {
  font-size: 1rem;
  line-height: 1.9;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}

.info-content figure {
  margin: 2rem 0;
}

.info-content figcaption {
  font-size: 0.8125rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 0.5rem;
  font-style: italic;
}

.checklist {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.checklist li {
  display: flex;
  align-items: flex-start;
  gap: 0.625rem;
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.checklist li::before {
  content: "✓";
  color: var(--primary);
  font-weight: 700;
  flex-shrink: 0;
}

.page-nav {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.page-nav a {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary);
  text-decoration: none;
  transition: opacity 0.2s ease;
}

.page-nav a:hover {
  opacity: 0.7;
}

.related-pages {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-top: 2rem;
}

/* ============================================================
   Portfolio Detail Figure
   ============================================================ */
.detail-figure {
  margin: 1.5rem 0;
}

.detail-figure figcaption {
  font-size: 0.8125rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 0.5rem;
  font-style: italic;
}

/* ============================================================
   Responsive — 1024px
   ============================================================ */
@media (max-width: 1024px) {
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ============================================================
   Responsive — 768px
   ============================================================ */
@media (max-width: 768px) {
  .hero-keyword {
    font-size: 2rem;
  }

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

  .about-features {
    grid-template-columns: 1fr;
  }

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

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

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

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

  .sub-hero {
    height: 280px;
  }

  .sub-hero__title {
    font-size: 1.75rem;
  }

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

  .before-after-grid {
    grid-template-columns: 1fr;
  }

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

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

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

/* ============================================================
   Responsive — 640px
   ============================================================ */
@media (max-width: 640px) {
  .section-title {
    font-size: 1.5rem;
  }

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

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

  .related-pages {
    grid-template-columns: 1fr;
  }
}