:root {
  --ink: #0b172a;
  --ink-light: #1e293b;
  --mut: #526077;
  --primary: #1d4ed8;
  --primary-hover: #1e40af;
  --primary-light: #eff6ff;
  --amber: #d97706;
  --amber-light: #fef3c7;
  --wa: #16a34a;
  --wa-hover: #15803d;
  --bg: #f8fafc;
  --card-bg: #ffffff;
  --line: #e2e8f0;
  --line-strong: #cbd5e1;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 12px -2px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 12px 30px -4px rgba(15, 23, 42, 0.12);
  --w: 1140px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink-light);
  background-color: var(--bg);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  color: var(--ink);
  line-height: 1.25;
  margin: 0 0 0.5em;
  font-weight: 700;
}

h1 {
  font-size: clamp(2rem, 4.5vw, 3.1rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.5rem, 3.2vw, 2.2rem);
  letter-spacing: -0.01em;
}

h3 {
  font-size: 1.25rem;
}

p {
  margin: 0 0 1em;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.15s ease;
}

a:hover {
  text-decoration: underline;
}

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

.wrap {
  max-width: var(--w);
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* Accessibility Skip Link */
.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--amber);
  color: #fff;
  padding: 0.75rem 1.25rem;
  z-index: 100;
  font-weight: 700;
  border-radius: 0 0 var(--radius-sm) 0;
}

.skip:focus {
  left: 0;
}

:focus-visible {
  outline: 3px solid var(--primary);
  outline-offset: 3px;
}

/* Header & Navigation */
header.site {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
}

.bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 72px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
  color: var(--ink);
}

.brand:hover {
  text-decoration: none;
}

.brand img {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  box-shadow: var(--shadow-sm);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--ink);
  line-height: 1.1;
  letter-spacing: -0.01em;
}

.brand-sub {
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--mut);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-top: 2px;
}

nav.main-nav ul {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
}

nav.main-nav a {
  display: inline-block;
  padding: 0.55rem 0.95rem;
  border-radius: var(--radius-sm);
  color: var(--ink-light);
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.15s ease;
}

nav.main-nav a:hover {
  color: var(--primary);
  background: var(--primary-light);
  text-decoration: none;
}

nav.main-nav a[aria-current="page"] {
  color: var(--primary);
  background: var(--primary-light);
  font-weight: 700;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.menu-btn {
  display: none;
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 0.55rem 0.85rem;
  font: 600 0.95rem inherit;
  cursor: pointer;
  align-items: center;
  gap: 0.4rem;
}

@media (max-width: 860px) {
  .menu-btn {
    display: inline-flex;
  }
  nav.main-nav {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    background: #ffffff;
    border-bottom: 2px solid var(--line);
    padding: 1rem 1.25rem;
    box-shadow: var(--shadow-md);
  }
  nav.main-nav.open {
    display: block;
  }
  nav.main-nav ul {
    flex-direction: column;
    align-items: stretch;
    gap: 0.4rem;
  }
  nav.main-nav a {
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
  }
  .header-actions .btn-header-call {
    display: none;
  }
}

/* Common Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.35rem;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--primary);
  background: var(--primary);
  color: #ffffff;
  font: 600 0.95rem inherit;
  text-decoration: none;
  cursor: pointer;
  min-height: 46px;
  transition: all 0.15s ease;
  box-shadow: var(--shadow-sm);
}

.btn:hover {
  background: var(--primary-hover);
  border-color: var(--primary-hover);
  color: #ffffff;
  text-decoration: none;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn.alt {
  background: #ffffff;
  color: var(--ink);
  border-color: var(--line-strong);
}

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

.btn.wa {
  background: var(--wa);
  border-color: var(--wa);
  color: #ffffff;
}

.btn.wa:hover {
  background: var(--wa-hover);
  border-color: var(--wa-hover);
  color: #ffffff;
}

.btn.sm {
  padding: 0.45rem 0.85rem;
  min-height: 38px;
  font-size: 0.88rem;
  border-radius: var(--radius-sm);
}

.row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
}

/* Badge Pills */
.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--primary-light);
  color: var(--primary);
  border: 1px solid #bfdbfe;
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  margin-bottom: 1rem;
}

.badge-amber {
  background: var(--amber-light);
  color: var(--amber);
  border-color: #fde68a;
}

/* Hero Section */
.hero {
  background: linear-gradient(180deg, #ffffff 0%, #f1f5f9 100%);
  border-bottom: 1px solid var(--line);
  padding: 3.5rem 0;
  position: relative;
}

.hero .wrap {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3rem;
  align-items: center;
}

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

.hero p.lead {
  font-size: 1.15rem;
  color: var(--mut);
  line-height: 1.65;
  margin-bottom: 1.75rem;
  max-width: 38em;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-bottom: 1.5rem;
}

.hero-meta {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  font-size: 0.88rem;
  color: var(--mut);
}

.hero-meta span {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.hero-visual {
  position: relative;
}

.hero-frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 4px solid #ffffff;
  aspect-ratio: 4/3;
  background: #e2e8f0;
}

.hero-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.hero-frame:hover img {
  transform: scale(1.02);
}

@media (max-width: 880px) {
  .hero {
    padding: 2.25rem 0;
  }
  .hero .wrap {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

/* Feature Highlights Bar */
.highlights-bar {
  background: #ffffff;
  border-bottom: 1px solid var(--line);
  padding: 1.5rem 0;
  box-shadow: var(--shadow-sm);
}

.highlights-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
}

.highlight-item {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.75rem 1rem;
  background: var(--bg);
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
}

.highlight-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--primary-light);
  color: var(--primary);
  display: grid;
  place-items: center;
  flex-shrink: 0;
  font-size: 1.2rem;
}

.highlight-text h4 {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 700;
}

.highlight-text p {
  margin: 0;
  font-size: 0.82rem;
  color: var(--mut);
}

/* Sections & Cards */
section {
  padding: 4rem 0;
}

.section-head {
  margin-bottom: 2.25rem;
  max-width: 42rem;
}

.section-head p {
  color: var(--mut);
  font-size: 1.05rem;
  margin: 0;
}

.alt-bg {
  background: #ffffff;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--line-strong);
}

.card-img-wrap {
  position: relative;
  aspect-ratio: 16/10;
  background: linear-gradient(135deg, #e2e8f0 0%, #cbd5e1 100%);
  overflow: hidden;
}

.card-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card-img-wrap img.failed {
  display: none;
}

.card-img-wrap .ph-fallback {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: var(--primary);
  font-weight: 700;
  font-size: 1.1rem;
  background: linear-gradient(135deg, #dbeafe 0%, #ede9fe 100%);
  z-index: 0;
}

.card-body {
  padding: 1.35rem;
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: 0.65rem;
}

.card-tag {
  display: inline-block;
  align-self: flex-start;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.65rem;
  border-radius: 6px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.card h3 {
  margin: 0;
  font-size: 1.25rem;
  line-height: 1.3;
}

.card p {
  color: var(--mut);
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.5;
}

.card-disclaimer {
  font-size: 0.85rem;
  color: var(--amber);
  background: var(--amber-light);
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 600;
  margin-top: 0.25rem;
}

.card .card-footer {
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

/* Steps Section */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.step-card {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  position: relative;
  box-shadow: var(--shadow-sm);
}

.step-number {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--primary-light);
  color: var(--primary);
  display: grid;
  place-items: center;
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 1.25rem;
  border: 1px solid #bfdbfe;
}

.step-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}

.step-card p {
  color: var(--mut);
  font-size: 0.92rem;
  margin: 0;
}

/* Notice Box */
.notice-box {
  background: #f8fafc;
  border: 1px solid var(--line-strong);
  border-left: 4px solid var(--primary);
  border-radius: var(--radius-md);
  padding: 1.15rem 1.35rem;
  margin-bottom: 1.75rem;
  font-size: 0.94rem;
}

.notice-box.warning {
  border-left-color: var(--amber);
  background: #fffbeb;
}

.notice-box strong {
  color: var(--ink);
}

/* Two Columns Layout */
.cols-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
}

@media (max-width: 860px) {
  .cols-2 {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

/* Form Styles */
.form-card {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}

form[data-inquiry] {
  display: grid;
  gap: 1.15rem;
}

.field {
  display: grid;
  gap: 0.4rem;
}

.field label {
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--ink);
}

.field input,
.field select,
.field textarea {
  font: inherit;
  font-size: 0.95rem;
  padding: 0.75rem 0.95rem;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-md);
  background: #ffffff;
  color: var(--ink);
  width: 100%;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(29, 78, 216, 0.15);
  outline: none;
}

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

.form-err {
  color: #dc2626;
  font-size: 0.88rem;
  font-weight: 600;
  min-height: 1.25em;
  margin: 0;
}

.form-note {
  font-size: 0.85rem;
  color: var(--mut);
  line-height: 1.5;
  margin-top: 0.5rem;
}

/* Catalog Filter Tools */
.catalog-tools {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.search-box {
  display: flex;
  align-items: center;
  position: relative;
}

.search-box input {
  font: inherit;
  padding: 0.75rem 1rem 0.75rem 2.5rem;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-md);
  width: 100%;
  background: var(--bg);
  color: var(--ink);
}

.search-box input:focus {
  background: #ffffff;
  border-color: var(--primary);
  outline: none;
  box-shadow: 0 0 0 3px rgba(29, 78, 216, 0.15);
}

.search-icon {
  position: absolute;
  left: 0.85rem;
  color: var(--mut);
  pointer-events: none;
}

.filter-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.chip {
  border: 1px solid var(--line-strong);
  background: #ffffff;
  color: var(--ink-light);
  border-radius: 999px;
  padding: 0.5rem 1.15rem;
  font: 600 0.9rem inherit;
  cursor: pointer;
  transition: all 0.15s ease;
}

.chip:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.chip[aria-pressed="true"] {
  background: var(--primary);
  border-color: var(--primary);
  color: #ffffff;
}

/* Catalog Items Grid */
.catalog-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
}

.catalog-item {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 1.35rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  box-shadow: var(--shadow-sm);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.catalog-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.catalog-empty {
  text-align: center;
  padding: 3rem 1.5rem;
  background: #ffffff;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius-lg);
  color: var(--mut);
}

/* Contact Info Card */
.contact-info-card {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-detail-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.contact-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--primary-light);
  color: var(--primary);
  display: grid;
  place-items: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.contact-text h4 {
  margin: 0 0 0.25rem;
  font-size: 1rem;
}

.contact-text p {
  margin: 0;
  color: var(--mut);
  font-size: 0.94rem;
}

.map-container {
  width: 100%;
  height: 360px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  margin-top: 1rem;
}

.map-container iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

/* Footer */
footer.site-footer {
  background: var(--ink);
  color: #cbd5e1;
  padding: 3.5rem 0 2rem;
  font-size: 0.94rem;
  border-top: 1px solid #1e293b;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 2.5rem;
}

@media (max-width: 768px) {
  .footer-top {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

.footer-brand h3 {
  color: #ffffff;
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.footer-brand p {
  color: #94a3b8;
  max-width: 26em;
}

.footer-links h4,
.footer-contact h4 {
  color: #ffffff;
  font-size: 1rem;
  margin-bottom: 1rem;
}

.footer-links ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.5rem;
}

.footer-links a {
  color: #94a3b8;
}

.footer-links a:hover {
  color: #ffffff;
}

.footer-contact p {
  margin-bottom: 0.5rem;
  color: #94a3b8;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid #1e293b;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  font-size: 0.85rem;
  color: #64748b;
}

.footer-disclaimer {
  color: #94a3b8;
  font-size: 0.85rem;
  margin-bottom: 0.75rem;
}

[hidden] {
  display: none !important;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}