@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@300;400;500;700;900&display=swap');

:root {
  --color-background: #f7f9fb;
  --color-foreground: #182236;
  --color-border: #e2e8f0;
  --color-primary: #1184ce;
  --color-primary-foreground: #ffffff;
  --color-muted: #e2e8f0;
  --color-muted-foreground: #5b6776;
  --radius: 0.5rem;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Noto Sans KR', sans-serif;
  background-color: var(--color-background);
  color: var(--color-foreground);
  margin: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

.container {
  width: 100%;
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1rem;
  padding-right: 1rem;
}

@media (min-width: 768px) {
  .container {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
  }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  white-space: nowrap;
  border-radius: 9999px;
  font-size: 1rem;
  font-weight: 500;
  transition: all 0.2s ease;
  border: 1px solid transparent;
  cursor: pointer;
  padding: 0.85rem 2rem;
  height: 3.5rem;
}

.btn svg { width: 1rem; height: 1rem; flex-shrink: 0; }

.btn-primary {
  background-color: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}
.btn-primary:hover { background-color: #0d6ba8; }

.btn-outline-light {
  background-color: rgba(255,255,255,0.1);
  color: #fff;
  border-color: rgba(255,255,255,0.2);
  backdrop-filter: blur(4px);
}
.btn-outline-light:hover { background-color: rgba(255,255,255,0.2); }

.btn-solid-sm {
  background-color: var(--color-primary);
  color: #fff;
  border-radius: 0.375rem;
  height: auto;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}
.btn-solid-sm:hover { background-color: #0d6ba8; }

.btn-outline-sm {
  background-color: rgba(255,255,255,0.1);
  color: #fff;
  border-color: rgba(255,255,255,0.2);
  border-radius: 0.375rem;
  height: auto;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

.btn-block {
  width: 100%;
  border-radius: 0.375rem;
  height: 3rem;
  font-size: 1rem;
}

/* ---------- Header / Nav ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 50;
  transition: all 0.3s ease;
  padding: 1rem 0;
  background: transparent;
}

.site-header.scrolled {
  background: rgba(255,255,255,0.7);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.3);
  box-shadow: 0 1px 2px rgba(0,0,0,0.05);
  padding: 0.5rem 0;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.brand img { height: 3.5rem; width: auto; object-fit: contain; }

.brand-name {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: #fff;
  transition: color 0.3s ease;
}
.scrolled .brand-name { color: #0f172a; }

.main-nav {
  display: none;
  align-items: center;
  gap: 2rem;
}

@media (min-width: 768px) {
  .main-nav { display: flex; }
}

.nav-link {
  font-size: 1rem;
  font-weight: 500;
  color: rgba(255,255,255,0.9);
  transition: color 0.2s ease;
}
.scrolled .nav-link { color: rgba(15,23,42,0.8); }
.nav-link:hover, .nav-link.active { color: var(--color-primary); }

.nav-dropdown { position: relative; }
.nav-dropdown-btn {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 1rem;
  font-weight: 500;
  background: none;
  border: none;
  cursor: pointer;
  color: rgba(255,255,255,0.9);
  font-family: inherit;
  transition: color 0.2s ease;
}
.scrolled .nav-dropdown-btn { color: rgba(15,23,42,0.8); }
.nav-dropdown-btn:hover, .nav-dropdown-btn.active { color: var(--color-primary); }
.nav-dropdown-btn svg { width: 1rem; height: 1rem; transition: transform 0.2s ease; }
.nav-dropdown.open .nav-dropdown-btn svg { transform: rotate(180deg); }

.nav-dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  margin-top: 0.5rem;
  width: 10rem;
  background: #fff;
  border-radius: 0.75rem;
  box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1);
  border: 1px solid #f1f5f9;
  padding: 0.5rem 0;
  z-index: 50;
}
.nav-dropdown.open .nav-dropdown-menu { display: block; }

.nav-dropdown-menu a {
  display: block;
  padding: 0.625rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: #334155;
  transition: all 0.2s ease;
}
.nav-dropdown-menu a:hover, .nav-dropdown-menu a.active {
  background: rgba(17,132,206,0.05);
  color: var(--color-primary);
}

.header-right {
  display: none;
  align-items: center;
  gap: 1rem;
}
@media (min-width: 768px) {
  .header-right { display: flex; }
}

.sitemap-link {
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: rgba(255,255,255,0.7);
  transition: color 0.2s ease;
}
.scrolled .sitemap-link { color: #5b6776; }
.sitemap-link:hover { color: var(--color-primary); }

.mobile-menu-btn {
  display: block;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}
@media (min-width: 768px) {
  .mobile-menu-btn { display: none; }
}
.mobile-menu-btn svg { width: 1.5rem; height: 1.5rem; color: #fff; }
.scrolled .mobile-menu-btn svg { color: #0f172a; }

.mobile-nav {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  background: #f7f9fb;
  border-top: 1px solid rgba(226,232,240,0.5);
  box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1);
  padding: 1rem;
  flex-direction: column;
  gap: 0.5rem;
}
.mobile-nav.open { display: flex; }

.mobile-nav a, .mobile-nav .mobile-sub-label {
  display: block;
  padding: 0.625rem 1rem;
  border-radius: 0.375rem;
  font-size: 1rem;
  font-weight: 500;
  color: #182236;
}
.mobile-nav a:hover { background: var(--color-muted); }
.mobile-nav a.active { background: rgba(17,132,206,0.1); color: var(--color-primary); }
.mobile-nav .mobile-sub-label {
    padding: 0.75rem 1rem 0.25rem;
    font-size: 0.95rem;
    font-weight: 700;
    color: #0f172a;
    border-top: 1px solid #e2e8f0;
    margin-top: 0.25rem;
    letter-spacing: 0;
    text-transform: none;
}
.mobile-nav a.sub-link { padding-left: 1.5rem; }
.mobile-nav .btn { margin-top: 0.5rem; }

/* ---------- Page Header ---------- */
.page-header {
  position: relative;
  height: 40vh;
  min-height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: 4rem;
}
.page-header-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}
.page-header-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(15,23,42,0.6);
  z-index: 1;
}
.page-header-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.page-header-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 0 1rem;
}
.page-header-content h1 {
  font-size: 2rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 1rem;
  letter-spacing: -0.01em;
}
@media (min-width: 768px) {
  .page-header-content h1 { font-size: 3rem; }
}
.page-header-content p {
  color: rgba(255,255,255,0.8);
  font-size: 1.125rem;
  max-width: 42rem;
  margin: 0 auto;
}
.page-breadcrumb {
  position: absolute;
  bottom: 0;
  right: 0;
  z-index: 2;
  padding: 0.75rem 1.5rem;
  background: var(--color-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: rgba(255,255,255,0.8);
}
.page-breadcrumb svg { width: 0.875rem; height: 0.875rem; }
.page-breadcrumb a:hover { color: #fff; }
.page-breadcrumb span { color: #fff; font-weight: 500; }

/* ---------- Footer ---------- */
.site-footer {
  background: #0f172a;
  color: #cbd5e1;
  padding: 3rem 0;
  border-top: 1px solid #1e293b;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}
@media (min-width: 768px) {
  .footer-grid { grid-template-columns: repeat(4, 1fr); }
}
.footer-brand { grid-column: span 1; }
@media (min-width: 768px) {
  .footer-brand { grid-column: span 2; }
}
.footer-brand .brand { margin-bottom: 1rem; }
.footer-brand .brand-name { color: #fff; font-size: 1.25rem; }
.footer-brand img { height: 3rem; }
.footer-desc {
  font-size: 0.875rem;
  color: #94a3b8;
  margin-bottom: 1.5rem;
  max-width: 24rem;
}
.footer-info { font-size: 0.875rem; color: #94a3b8; }
.footer-info p { margin: 0.5rem 0; }
.footer-info strong { color: #cbd5e1; }
.footer-col h3 {
  color: #fff;
  font-weight: 600;
  margin-bottom: 1rem;
}
.footer-col ul { list-style: none; padding: 0; margin: 0; font-size: 0.875rem; }
.footer-col li { margin-bottom: 0.5rem; }
.footer-col a:hover { color: #fff; }
.footer-col p { font-size: 0.875rem; color: #94a3b8; margin: 0.5rem 0; }
.footer-bottom {
  border-top: 1px solid #1e293b;
  padding-top: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  font-size: 0.75rem;
  color: #64748b;
  gap: 1rem;
}
@media (min-width: 768px) {
  .footer-bottom { flex-direction: row; }
}
.footer-bottom-links { display: flex; gap: 1rem; }
.footer-bottom-links a:hover { color: #fff; }

/* ---------- Common Sections ---------- */
.section { padding: 6rem 0; }
.section-sm { padding: 4rem 0; }
.bg-white { background: #fff; }
.bg-slate-50 { background: #f8fafc; }
.bg-slate-900 { background: #0f172a; color: #fff; }
.bg-primary { background: var(--color-primary); color: #fff; }

.section-title { text-align: center; margin-bottom: 4rem; }
.section-title h2 {
  font-size: 1.875rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: #0f172a;
}
@media (min-width: 768px) {
  .section-title h2 { font-size: 2.25rem; }
}
.section-title p {
  color: #64748b;
  max-width: 42rem;
  margin: 0 auto;
  font-size: 1.125rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 500;
  padding: 0.25rem 0.75rem;
}
.badge-hero {
  background: rgba(255,255,255,0.2);
  color: #fff;
  backdrop-filter: blur(8px);
  margin-bottom: 1.5rem;
  font-size: 0.875rem;
  padding: 0.35rem 1rem;
}
.badge-primary-soft {
  background: rgba(17,132,206,0.1);
  color: var(--color-primary);
  font-size: 0.75rem;
}

/* Hero */
.hero {
  position: relative;
  height: 90vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  color: #fff;
  text-align: center;
}
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.hero-bg::after { content: ""; position: absolute; inset: 0; background: rgba(15,23,42,0.4); z-index: 1; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; }
.hero-content { position: relative; z-index: 2; max-width: 1280px; padding: 0 1.5rem; margin-top: 4rem; }
.hero-content h1 {
  font-size: 2.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 1.5rem;
}
@media (min-width: 768px) { .hero-content h1 { font-size: 3.75rem; } }
@media (min-width: 1024px) { .hero-content h1 { font-size: 4.5rem; } }
.hero-gradient-text {
  background: linear-gradient(to right, #bfdbfe, #ffffff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-content > p {
  font-size: 1.125rem;
  color: rgba(255,255,255,0.8);
  max-width: 42rem;
  margin: 0 auto 2.5rem;
  font-weight: 300;
}
@media (min-width: 768px) { .hero-content > p { font-size: 1.25rem; } }
.hero-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}
@media (min-width: 640px) { .hero-actions { flex-direction: row; } }

/* Business cards (home) */
.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}
@media (min-width: 768px) { .grid-3 { grid-template-columns: repeat(3, 1fr); } }

.biz-card {
  display: block;
  height: 100%;
  border-radius: 1rem;
  overflow: hidden;
  border: 1px solid #f1f5f9;
  background: #f8fafc;
  transition: all 0.3s ease;
}
.biz-card:hover { box-shadow: 0 20px 25px -5px rgba(0,0,0,0.1); transform: translateY(-4px); }
.biz-card-img { aspect-ratio: 4/3; overflow: hidden; background: #e2e8f0; }
.biz-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.7s ease; }
.biz-card:hover .biz-card-img img { transform: scale(1.1); }
.biz-card-body { padding: 1.5rem 2rem; }
.biz-card-body h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #0f172a;
  transition: color 0.2s ease;
}
.biz-card:hover .biz-card-body h3 { color: var(--color-primary); }
.biz-card-body h3 svg {
  width: 1.25rem; height: 1.25rem; opacity: 0; transform: translateX(-1rem);
  transition: all 0.3s ease;
}
.biz-card:hover .biz-card-body h3 svg { opacity: 1; transform: translateX(0); }
.biz-card-body p { color: #475569; font-size: 0.9375rem; line-height: 1.6; margin: 0; }

/* Projects + Notices */
.split-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}
@media (min-width: 1024px) { .split-2 { grid-template-columns: 2fr 1fr; gap: 2rem; } }

.split-header {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  margin-bottom: 2rem;
}
@media (min-width: 640px) { .split-header { flex-direction: row; align-items: flex-end; } }
.split-header h2 { font-size: 1.875rem; font-weight: 700; color: #0f172a; margin: 0 0 0.5rem; }
.split-header p { color: #64748b; margin: 0; }
.link-more {
  display: inline-flex;
  align-items: center;
  color: var(--color-primary);
  font-size: 0.9375rem;
  font-weight: 500;
  margin-top: 1rem;
}
@media (min-width: 640px) { .link-more { margin-top: 0; } }
.link-more svg { width: 1rem; height: 1rem; margin-left: 0.25rem; }

.project-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}
.project-card {
  border: 1px solid #f1f5f9;
  border-radius: 0.5rem;
  background: #fff;
  box-shadow: 0 1px 2px rgba(0,0,0,0.05);
  transition: all 0.2s ease;
  padding: 1rem;
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
}
.project-card:hover { box-shadow: 0 4px 6px -1px rgba(0,0,0,0.1); border-color: rgba(17,132,206,0.2); }
.project-icon {
  width: 2rem; height: 2rem; border-radius: 9999px;
  background: rgba(17,132,206,0.1);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; margin-top: 0.125rem;
}
.project-icon svg { width: 1rem; height: 1rem; color: var(--color-primary); }
.project-card h4 { font-size: 0.875rem; font-weight: 600; color: #0f172a; line-height: 1.3; margin: 0; }
.project-card p { font-size: 0.75rem; color: #64748b; margin: 0.25rem 0 0; }

.notice-card {
  border: 1px solid #f1f5f9;
  border-radius: 0.5rem;
  background: #fff;
  box-shadow: 0 1px 2px rgba(0,0,0,0.05);
}
.notice-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1.25rem;
  border-bottom: 1px solid #f1f5f9;
  transition: background 0.2s ease;
}
.notice-item:last-child { border-bottom: none; }
.notice-item:hover { background: #f8fafc; }
.notice-item svg { width: 1rem; height: 1rem; color: #cbd5e1; margin-top: 0.25rem; flex-shrink: 0; }
.notice-item:hover svg { color: var(--color-primary); }
.notice-item p.title {
  color: #1e293b; font-weight: 500; font-size: 0.875rem; margin: 0;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.notice-item:hover p.title { color: var(--color-primary); }
.notice-item p.date { font-size: 0.75rem; color: #64748b; margin: 0.35rem 0 0; }

/* Gallery */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.5rem;
  max-width: 1600px;
  margin: 0 auto;
  padding: 0 0.5rem;
}
@media (min-width: 768px) {
  .gallery-grid { grid-template-columns: repeat(4, 1fr); gap: 1rem; padding: 0 1rem; }
}
.gallery-item {
  position: relative;
  overflow: hidden;
  background: #1e293b;
  border-radius: 0.5rem;
  aspect-ratio: 1/1;
}
@media (min-width: 768px) { .gallery-item { aspect-ratio: auto; min-height: 250px; } }
.gallery-item img {
  width: 100%; height: 100%; object-fit: cover; opacity: 0.8;
  transition: all 0.5s ease;
}
.gallery-item:hover img { opacity: 1; transform: scale(1.05); }
.gallery-span-2 { grid-column: span 2 / span 2; }
.gallery-row-2 { grid-row: span 2 / span 2; }

/* About page */
.split-center {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}
@media (min-width: 768px) { .split-center { grid-template-columns: repeat(2, 1fr); } }
.eyebrow {
  font-size: 0.875rem; font-weight: 700; letter-spacing: 0.1em;
  color: var(--color-primary); margin-bottom: 0.5rem; text-transform: uppercase;
}
.about-title { font-size: 1.875rem; font-weight: 700; color: #0f172a; margin-bottom: 1.5rem; line-height: 1.3; }
@media (min-width: 768px) { .about-title { font-size: 2.25rem; } }
.about-copy p { color: #475569; line-height: 1.7; margin: 0 0 1rem; }
.about-signoff { margin-top: 2rem; padding-top: 2rem; border-top: 1px solid #f1f5f9; font-weight: 500; color: #0f172a; }
.about-photo {
  background: #f1f5f9; border-radius: 1rem; aspect-ratio: 4/5;
  position: relative; overflow: hidden;
  display: flex; align-items: center; justify-content: center; color: #94a3b8;
}
@media (min-width: 768px) { .about-photo { aspect-ratio: 1/1; } }

.info-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  max-width: 48rem;
}
@media (min-width: 768px) { .info-grid { grid-template-columns: repeat(2, 1fr); } }
.info-row { display: flex; gap: 1rem; padding: 0.75rem 0; border-bottom: 1px solid #f1f5f9; }
.info-row .label { width: 6rem; flex-shrink: 0; font-size: 0.875rem; font-weight: 600; color: #64748b; }
.info-row .value { font-size: 0.875rem; color: #1e293b; }

.history-list { max-width: 48rem; margin: 0 auto; }
.history-item {
  display: flex; flex-direction: column; gap: 1rem;
  margin-bottom: 2rem; padding-bottom: 2rem; border-bottom: 1px solid #e2e8f0;
}
.history-item:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }
@media (min-width: 768px) { .history-item { flex-direction: row; gap: 2rem; } }
.history-year { width: 8rem; flex-shrink: 0; font-size: 1.5rem; font-weight: 700; color: var(--color-primary); }
.history-events { list-style: none; padding: 0; margin: 0; }
.history-events li { display: flex; align-items: flex-start; gap: 0.75rem; margin-bottom: 0.75rem; }
.history-events li:last-child { margin-bottom: 0; }
.history-dot { width: 0.375rem; height: 0.375rem; border-radius: 9999px; background: #cbd5e1; margin-top: 0.5rem; flex-shrink: 0; }
.history-events span.text { color: #334155; }

.vision-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}
@media (min-width: 768px) { .vision-grid { grid-template-columns: repeat(3, 1fr); } }
.vision-card {
  padding: 2rem;
  border-radius: 1rem;
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.2);
}
.vision-card h3 { font-size: 1.5rem; font-weight: 700; margin-bottom: 1rem; }
.vision-card p { color: rgba(255,255,255,0.8); margin: 0; }
.text-center { text-align: center; }

/* Business page */
.biz-row {
  display: flex;
  flex-direction: column;
  gap: 3rem;
  align-items: center;
  margin-bottom: 8rem;
}
.biz-row:last-child { margin-bottom: 0; }
@media (min-width: 768px) { .biz-row { flex-direction: row; } }
.biz-row.reverse { flex-direction: column; }
@media (min-width: 768px) { .biz-row.reverse { flex-direction: row-reverse; } }
.biz-row-media, .biz-row-content { width: 100%; }
@media (min-width: 768px) { .biz-row-media, .biz-row-content { width: 50%; } }
.biz-row-img { aspect-ratio: 4/3; border-radius: 1rem; overflow: hidden; box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1); }
.biz-row-img img { width: 100%; height: 100%; object-fit: cover; }
.biz-row-index { font-size: 2.25rem; font-weight: 300; color: #cbd5e1; margin-bottom: 1rem; }
.biz-row-content h2 { font-size: 1.875rem; font-weight: 700; color: #0f172a; margin-bottom: 1.5rem; }
.biz-row-content > p { color: #475569; font-size: 1.125rem; line-height: 1.7; margin-bottom: 2rem; }
.biz-feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}
@media (min-width: 640px) { .biz-feature-grid { grid-template-columns: repeat(2, 1fr); } }
.biz-feature {
  display: flex; align-items: center; gap: 0.75rem;
}
.biz-feature .dot { width: 0.5rem; height: 0.5rem; border-radius: 9999px; background: var(--color-primary); flex-shrink: 0; }
.biz-feature span { font-weight: 500; color: #1e293b; }

/* Products page */
.product-section { margin-bottom: 6rem; }
.product-section:last-child { margin-bottom: 0; }
.product-section-head {
  display: flex; align-items: center; gap: 1rem; margin-bottom: 3rem;
}
.product-section-head h2 { font-size: 1.5rem; font-weight: 700; color: #0f172a; margin: 0; white-space: nowrap; }
.product-section-head .line { height: 1px; flex: 1; background: #e2e8f0; }

.product-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
@media (min-width: 768px) { .product-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .product-grid { grid-template-columns: repeat(3, 1fr); } }

.product-card {
  background: #fff;
  border-radius: 0.75rem;
  box-shadow: 0 1px 2px rgba(0,0,0,0.05);
  padding: 1.5rem;
  transition: box-shadow 0.2s ease;
}
.product-card:hover { box-shadow: 0 4px 6px -1px rgba(0,0,0,0.1); }
.product-card h3 { font-size: 1.25rem; font-weight: 700; color: #0f172a; margin: 1rem 0 0.75rem; }
.product-card .desc { color: #475569; font-size: 0.875rem; margin-bottom: 1.5rem; min-height: 2.5rem; }
.product-spec { background: #f8fafc; padding: 0.75rem; border-radius: 0.5rem; font-size: 0.875rem; }
.product-spec .spec-label { font-weight: 600; color: #334155; }
.product-spec .spec-value { color: #475569; }

/* Photos page */
.filter-bar { display: flex; flex-wrap: wrap; gap: 0.5rem; justify-content: center; margin-bottom: 3rem; }
.filter-btn {
  padding: 0.5rem 1.25rem; border-radius: 9999px; font-size: 0.875rem; font-weight: 500;
  background: #f1f5f9; color: #475569; border: none; cursor: pointer; transition: all 0.2s ease;
  font-family: inherit;
}
.filter-btn:hover { background: #e2e8f0; }
.filter-btn.active { background: var(--color-primary); color: #fff; box-shadow: 0 1px 2px rgba(0,0,0,0.05); }

.photo-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}
@media (min-width: 640px) { .photo-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 768px) { .photo-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1024px) { .photo-grid { grid-template-columns: repeat(4, 1fr); } }

.photo-card {
  display: flex; flex-direction: column; border-radius: 0.75rem; overflow: hidden;
  border: 1px solid #f1f5f9; background: #fff; box-shadow: 0 1px 2px rgba(0,0,0,0.05);
  transition: all 0.2s ease; cursor: pointer;
}
.photo-card:hover { box-shadow: 0 4px 6px -1px rgba(0,0,0,0.1); border-color: rgba(17,132,206,0.2); }
.photo-card-img { position: relative; aspect-ratio: 4/3; overflow: hidden; background: #f1f5f9; }
.photo-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.photo-card:hover .photo-card-img img { transform: scale(1.05); }
.photo-category-tag {
  position: absolute; top: 0.5rem; right: 0.5rem;
  background: var(--color-primary); color: #fff; font-size: 0.75rem;
  padding: 0.25rem 0.625rem; border-radius: 9999px; font-weight: 500;
}
.photo-card-info { padding: 1rem; }
.photo-card-info p.name {
  font-size: 0.875rem; font-weight: 600; color: #1e293b; line-height: 1.4; margin: 0 0 0.5rem;
}
.photo-card:hover .photo-card-info p.name { color: var(--color-primary); }
.photo-card-date { display: flex; align-items: center; gap: 0.25rem; font-size: 0.75rem; color: #94a3b8; }
.photo-card-date svg { width: 0.875rem; height: 0.875rem; }

.photo-hidden { display: none !important; }

/* Lightbox */
.lightbox {
  display: none;
  position: fixed; inset: 0; background: rgba(0,0,0,0.85); z-index: 100;
  align-items: center; justify-content: center; padding: 1rem;
}
.lightbox.open { display: flex; }
.lightbox-close {
  position: absolute; top: 1rem; right: 1rem; background: none; border: none;
  color: #fff; cursor: pointer; padding: 0;
}
.lightbox-close svg { width: 2rem; height: 2rem; }
.lightbox-close:hover { color: #cbd5e1; }
.lightbox-inner { max-width: 48rem; width: 100%; }
.lightbox-inner img {
  width: 100%; max-height: 75vh; object-fit: contain;
  border-radius: 0.75rem 0.75rem 0 0; box-shadow: 0 25px 50px -12px rgba(0,0,0,0.5);
}
.lightbox-info {
  background: #fff; border-radius: 0 0 0.75rem 0.75rem; padding: 1rem 1.5rem;
  display: flex; flex-direction: column; gap: 0.75rem; justify-content: space-between;
}
@media (min-width: 640px) { .lightbox-info { flex-direction: row; align-items: center; } }
.lightbox-info p.name { font-weight: 600; color: #0f172a; margin: 0; }
.lightbox-info .meta { display: flex; align-items: center; gap: 0.75rem; margin-top: 0.25rem; font-size: 0.875rem; color: #64748b; }
.lightbox-info .meta svg { width: 0.875rem; height: 0.875rem; }
.lightbox-category {
  display: inline-block; background: rgba(17,132,206,0.1); color: var(--color-primary);
  font-size: 0.875rem; padding: 0.25rem 0.75rem; border-radius: 9999px; font-weight: 500;
  align-self: flex-start;
}

/* Records page */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  text-align: center;
}
@media (min-width: 768px) { .stats-grid { grid-template-columns: repeat(4, 1fr); } }
.stats-grid .value { font-size: 2.5rem; font-weight: 700; margin-bottom: 0.5rem; }
@media (min-width: 768px) { .stats-grid .value { font-size: 3rem; } }
.stats-grid .label { color: rgba(255,255,255,0.7); font-size: 0.875rem; }

.records-wrap { max-width: 56rem; margin: 0 auto; }
.records-year-block { margin-bottom: 4rem; }
.records-year-block:last-child { margin-bottom: 0; }
.records-year-head { display: flex; align-items: center; gap: 1rem; margin-bottom: 1.5rem; }
.records-year-head .yr { display: flex; align-items: center; gap: 0.5rem; }
.records-year-head svg { width: 1.25rem; height: 1.25rem; color: var(--color-primary); }
.records-year-head h2 { font-size: 1.5rem; font-weight: 700; color: #0f172a; margin: 0; }
.records-year-head .line { flex: 1; height: 1px; background: #e2e8f0; }

.record-row {
  display: flex; flex-direction: column; gap: 0.75rem;
  padding: 1.25rem; border-radius: 0.75rem; border: 1px solid #f1f5f9; background: #f8fafc;
  transition: all 0.2s ease; margin-bottom: 0.75rem;
}
.record-row:last-child { margin-bottom: 0; }
.record-row:hover { border-color: rgba(17,132,206,0.2); background: #fff; box-shadow: 0 1px 2px rgba(0,0,0,0.05); }
@media (min-width: 640px) { .record-row { flex-direction: row; align-items: center; } }
.record-row svg.check { width: 1.25rem; height: 1.25rem; color: var(--color-primary); flex-shrink: 0; }
.record-row .name { flex: 1; font-weight: 600; color: #1e293b; margin: 0; }
.record-meta { display: flex; align-items: center; gap: 0.75rem; flex-shrink: 0; }
.record-loc { display: flex; align-items: center; gap: 0.25rem; font-size: 0.75rem; color: #64748b; }
.record-loc svg { width: 0.875rem; height: 0.875rem; }
.record-type-tag { font-size: 0.75rem; padding: 0.25rem 0.75rem; border-radius: 9999px; font-weight: 500; }
.tag-curtain { background: #dbeafe; color: #1d4ed8; }
.tag-window { background: #dcfce7; color: #15803d; }
.tag-exterior { background: #f3e8ff; color: #7e22ce; }
.tag-double { background: #ffedd5; color: #c2410c; }
.tag-interior { background: #fce7f3; color: #be185d; }

/* Support page */
.support-grid { display: grid; grid-template-columns: 1fr; gap: 4rem; }
@media (min-width: 1024px) { .support-grid { grid-template-columns: repeat(2, 1fr); } }
.support-block { margin-bottom: 3rem; }
.support-block h2 { font-size: 1.875rem; font-weight: 700; color: #0f172a; margin-bottom: 1.5rem; }
.contact-list { display: flex; flex-direction: column; gap: 1.5rem; }
.contact-item { display: flex; align-items: flex-start; gap: 1rem; }
.contact-icon {
  width: 3rem; height: 3rem; border-radius: 9999px; background: rgba(17,132,206,0.1);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0; color: var(--color-primary);
}
.contact-icon svg { width: 1.25rem; height: 1.25rem; }
.contact-item h4 { font-weight: 600; color: #0f172a; margin: 0 0 0.25rem; }
.contact-item p { color: #475569; margin: 0; }
.contact-item p.sub { font-size: 0.875rem; color: #64748b; }

.faq-accordion {
  background: #fff; border-radius: 0.75rem; border: 1px solid #e2e8f0; overflow: hidden;
}
.faq-item { border-bottom: 1px solid #e2e8f0; padding: 0 1.5rem; }
.faq-item:last-child { border-bottom: none; }
.faq-trigger {
  width: 100%; text-align: left; background: none; border: none; cursor: pointer;
  font-family: inherit; font-weight: 500; color: #1e293b; padding: 1rem 0;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem; font-size: 1rem;
}
.faq-trigger:hover { color: var(--color-primary); }
.faq-trigger svg { width: 1.1rem; height: 1.1rem; flex-shrink: 0; transition: transform 0.2s ease; }
.faq-item.open .faq-trigger svg { transform: rotate(180deg); }
.faq-answer { display: none; color: #475569; line-height: 1.7; padding-bottom: 1rem; }
.faq-item.open .faq-answer { display: block; }

.inquiry-box {
  background: #fff; padding: 2rem; border-radius: 1rem; box-shadow: 0 1px 2px rgba(0,0,0,0.05);
  border: 1px solid #f1f5f9; height: fit-content;
}
@media (min-width: 768px) { .inquiry-box { padding: 2.5rem; } }
.inquiry-box h2 { font-size: 1.5rem; font-weight: 700; color: #0f172a; margin: 0 0 0.5rem; }
.inquiry-box > p { color: #64748b; margin: 0 0 2rem; }

.form-grid-2 { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
@media (min-width: 768px) { .form-grid-2 { grid-template-columns: repeat(2, 1fr); } }
.form-group { margin-bottom: 1.5rem; }
.form-group:last-child { margin-bottom: 0; }
.form-group label { display: block; font-size: 0.875rem; font-weight: 500; color: #1e293b; margin-bottom: 0.5rem; }
.form-group .req { color: #ef4444; }
.form-control {
  width: 100%; height: 2.5rem; border-radius: 0.375rem; border: 1px solid var(--color-border);
  background: transparent; padding: 0 0.75rem; font-size: 0.875rem; font-family: inherit; color: inherit;
}
.form-control:focus { outline: 2px solid var(--color-primary); outline-offset: 2px; }
textarea.form-control { height: auto; min-height: 150px; padding: 0.5rem 0.75rem; resize: vertical; }
select.form-control { cursor: pointer; }

.form-msg {
  display: none; margin-top: 1rem; padding: 0.875rem 1rem; border-radius: 0.5rem;
  background: rgba(17,132,206,0.08); border: 1px solid rgba(17,132,206,0.25);
  color: #0d4f78; font-size: 0.875rem;
}
.form-msg.show { display: block; }
.form-msg strong { display: block; margin-bottom: 0.15rem; color: #0f172a; }

/* Utility */
.mt-16-offset { margin-top: 4rem; }
.w-full { width: 100%; }