/* ===== Reset & Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
  color: #1a1a2e;
  background: #fff;
  line-height: 1.7;
  overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ===== Topbar ===== */
.topbar {
  background: #0d1b2a;
  color: rgba(255,255,255,0.7);
  font-size: 0.813rem;
  padding: 8px 0;
}
.topbar-inner {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}

/* ===== Navbar ===== */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0,0,0,0.06);
  transition: box-shadow 0.3s, top 0.3s;
  top: 0;
}
.navbar.scrolled { box-shadow: 0 2px 24px rgba(0,0,0,0.08); }
.nav-inner { display: flex; align-items: center; height: 72px; justify-content: space-between; }
.logo { display: flex; align-items: center; gap: 12px; }
.logo-mark {
  width: 44px; height: 44px;
  background: linear-gradient(135deg, #e63946, #ff6b35);
  color: #fff; border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; font-weight: 900;
}
.logo-text { display: flex; flex-direction: column; line-height: 1.2; }
.logo-name { font-size: 1.15rem; font-weight: 700; color: #0d1b2a; }
.logo-sub { font-size: 0.6rem; letter-spacing: 0.15em; color: #888; }
.nav-links { display: flex; align-items: center; gap: 24px; }
.nav-links a {
  font-size: 0.9rem; font-weight: 500; color: #444;
  transition: color 0.2s; position: relative;
}
.nav-links a:hover, .nav-links a.active { color: #e63946; }
.nav-links a::after {
  content: ''; position: absolute; bottom: -4px; left: 0;
  width: 0; height: 2px; background: #e63946;
  transition: width 0.3s;
}
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
.btn-call {
  background: #e63946; color: #fff !important;
  padding: 10px 22px; border-radius: 8px;
  transition: background 0.2s, transform 0.15s;
}
.btn-call:hover { background: #c62d39; transform: translateY(-1px); }
.btn-call::after { display: none !important; }

.menu-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.menu-toggle span { width: 24px; height: 2px; background: #333; border-radius: 2px; transition: 0.3s; }

/* ===== Hero Slideshow ===== */
.hero {
  min-height: 100vh; display: flex; align-items: center;
  position: relative; overflow: hidden; color: #fff;
}
.hero-slides { position: absolute; inset: 0; }
.hero-slide {
  position: absolute; inset: 0;
  display: flex; align-items: center;
  background: var(--bg, linear-gradient(135deg, #0d1b2a 0%, #1b2d45 100%));
  opacity: 0; transition: opacity 0.8s ease; pointer-events: none;
}
.hero-slide.active { opacity: 1; pointer-events: auto; }
.hero-particles {
  position: absolute; inset: 0;
  background:
    radial-gradient(circle 2px at 20% 30%, rgba(255,255,255,0.08) 0%, transparent 60%),
    radial-gradient(circle 2px at 80% 20%, rgba(230,57,70,0.15) 0%, transparent 50%),
    radial-gradient(circle 2px at 60% 70%, rgba(255,107,53,0.1) 0%, transparent 50%),
    radial-gradient(circle 1px at 10% 80%, rgba(255,255,255,0.05) 0%, transparent 40%),
    radial-gradient(circle 1px at 90% 60%, rgba(255,255,255,0.05) 0%, transparent 40%);
}
.hero-inner {
  position: relative; z-index: 1;
  padding: 140px 24px 100px; max-width: 800px;
}
.hero-badge {
  display: inline-block;
  background: rgba(230,57,70,0.15); border: 1px solid rgba(230,57,70,0.3);
  color: #ff8a8a; font-size: 0.813rem; font-weight: 600;
  padding: 6px 18px; border-radius: 50px; margin-bottom: 28px;
}
.hero h1 { font-size: clamp(2.25rem, 5.5vw, 4rem); font-weight: 900; line-height: 1.15; margin-bottom: 24px; }
.highlight {
  background: linear-gradient(90deg, #e63946, #ff6b35);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.text-gradient {
  background: linear-gradient(90deg, #ff6b35, #e63946);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.hero p { font-size: 1.1rem; color: rgba(255,255,255,0.7); max-width: 620px; margin-bottom: 40px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 64px; }
.hero-stats { display: flex; gap: 48px; flex-wrap: wrap; }
.stat-item { display: flex; flex-direction: column; }
.stat-item strong { font-size: 1.75rem; font-weight: 800; }
.stat-item span { font-size: 0.813rem; color: rgba(255,255,255,0.5); }
.hero-scroll {
  position: absolute; bottom: 40px; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  color: rgba(255,255,255,0.35); font-size: 0.75rem; z-index: 10;
}
.scroll-dot {
  width: 24px; height: 40px; border: 2px solid rgba(255,255,255,0.3);
  border-radius: 12px; position: relative;
}
.scroll-dot::after {
  content: ''; width: 4px; height: 8px; background: rgba(255,255,255,0.5);
  border-radius: 2px; position: absolute; top: 6px; left: 50%;
  transform: translateX(-50%); animation: scrollBounce 2s infinite;
}
@keyframes scrollBounce {
  0%,100% { top: 6px; opacity: 1; }
  50% { top: 20px; opacity: 0.3; }
}
/* Slideshow Controls */
.hero-controls {
  position: absolute; bottom: 40px; right: 40px;
  display: flex; align-items: center; gap: 12px; z-index: 10;
}
.hero-arrow {
  width: 44px; height: 44px; border-radius: 50%;
  border: 1.5px solid rgba(255,255,255,0.3);
  background: rgba(255,255,255,0.06);
  color: #fff; font-size: 1.5rem; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background 0.2s, border-color 0.2s;
  backdrop-filter: blur(4px);
}
.hero-arrow:hover { background: rgba(255,255,255,0.15); border-color: rgba(255,255,255,0.6); }
.hero-dots { display: flex; gap: 8px; }
.hero-dot {
  width: 10px; height: 10px; border-radius: 50%;
  border: none; padding: 0; cursor: pointer;
  background: rgba(255,255,255,0.3);
  transition: background 0.3s, transform 0.3s;
}
.hero-dot.active { background: #e63946; transform: scale(1.3); }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 32px; border-radius: 10px;
  font-weight: 600; font-size: 1rem;
  transition: all 0.25s; cursor: pointer; border: none;
}
.btn-primary { background: #e63946; color: #fff; }
.btn-primary:hover { background: #c62d39; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(230,57,70,0.35); }
.btn-secondary { background: #f0f4ff; color: #0d1b2a; border: 1px solid #d0d9f0; }
.btn-secondary:hover { background: #e0e8ff; }
.btn-outline { background: transparent; color: #fff; border: 1.5px solid rgba(255,255,255,0.35); }
.btn-outline:hover { border-color: #fff; background: rgba(255,255,255,0.08); }
.btn-full { width: 100%; justify-content: center; }
.btn-lg { padding: 18px 40px; font-size: 1.05rem; }

/* ===== Section Header ===== */
section { padding: 100px 0; }
.section-header { text-align: center; margin-bottom: 64px; }
.section-tag {
  display: inline-block;
  background: rgba(230,57,70,0.08); color: #e63946;
  font-size: 0.813rem; font-weight: 600; letter-spacing: 0.08em;
  text-transform: uppercase; padding: 6px 16px; border-radius: 50px;
  margin-bottom: 16px;
}
.section-header h2 {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 700; line-height: 1.25;
}
.highlight-line {
  position: relative;
}
.highlight-line::after {
  content: '';
  position: absolute; bottom: 2px; left: 0; right: 0;
  height: 6px; background: rgba(230,57,70,0.15);
  border-radius: 3px; z-index: -1;
}
.section-header p { color: #666; font-size: 1rem; max-width: 600px; margin: 16px auto 0; }
.section-header.light .section-tag { background: rgba(255,255,255,0.12); color: #ff8a8a; }
.section-header.light h2 { color: #fff; }
.section-header.light p { color: rgba(255,255,255,0.6); }

/* ===== Buttons ===== *//* ===== Products ===== */
.products { background: #f8f9fc; }
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
}
.product-card {
  background: #fff; border-radius: 16px; padding: 32px 28px;
  border: 1px solid #e8ecf4;
  transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
}
.product-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.08);
  border-color: rgba(230,57,70,0.2);
}
.product-icon {
  width: 56px; height: 56px; border-radius: 14px;
  margin-bottom: 20px;
  display: flex; align-items: center; justify-content: center;
}
.product-icon svg { width: 36px; height: 36px; }
.product-card h3 { font-size: 1.1rem; margin-bottom: 10px; }
.product-card p { font-size: 0.875rem; color: #666; margin-bottom: 16px; line-height: 1.7; }
.product-link { font-size: 0.813rem; font-weight: 600; color: #e63946; }

/* ===== Services ===== */
.services { background: #fff; }
.services-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
.services-info .section-tag { margin-bottom: 12px; }
.services-info h2 { font-size: 2.25rem; font-weight: 800; line-height: 1.2; margin-bottom: 16px; }
.services-info > p { color: #666; margin-bottom: 36px; }
.service-steps { display: flex; flex-direction: column; gap: 20px; margin-bottom: 36px; }
.step { display: flex; gap: 16px; align-items: flex-start; }
.step-num {
  width: 36px; height: 36px; border-radius: 50%;
  background: linear-gradient(135deg, #e63946, #ff6b35);
  color: #fff; font-size: 0.875rem; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.step strong { display: block; font-size: 0.95rem; margin-bottom: 2px; }
.step span { font-size: 0.813rem; color: #888; }
.services-cards { display: flex; flex-direction: column; gap: 16px; }
.svc-card {
  background: #f8f9fc; border-radius: 14px; padding: 24px;
  border: 1px solid #e8ecf4;
  transition: border-color 0.3s, background 0.3s;
  position: relative; overflow: hidden;
}
.svc-card::before {
  content: ''; position: absolute; top: 0; left: 0;
  width: 3px; height: 100%;
  background: linear-gradient(to bottom, #e63946, #ff6b35);
  opacity: 0; transition: opacity 0.3s;
}
.svc-card:hover { border-color: rgba(230,57,70,0.2); background: #fff; }
.svc-card:hover::before { opacity: 1; }
.svc-num {
  font-size: 0.75rem; font-weight: 700; color: #e63946;
  letter-spacing: 0.05em; display: block; margin-bottom: 6px;
}
.svc-card h4 { font-size: 1rem; margin-bottom: 6px; }
.svc-card p { font-size: 0.813rem; color: #888; margin: 0; }

/* ===== Advantage ===== */
.advantage {
  background: linear-gradient(135deg, #0d1b2a 0%, #1b2d45 100%);
  color: #fff;
}
.advantage-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}
.adv-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 16px; padding: 32px 28px;
  transition: background 0.3s, transform 0.3s;
}
.adv-card:hover { background: rgba(255,255,255,0.1); transform: translateY(-4px); }
.adv-icon { font-size: 2rem; margin-bottom: 16px; }
.adv-card h4 { font-size: 1.05rem; margin-bottom: 8px; }
.adv-card p { font-size: 0.875rem; color: rgba(255,255,255,0.6); line-height: 1.7; }

/* ===== Knowledge ===== */
.knowledge { background: #f8f9fc; }
.knowledge-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 24px;
}
.kb-card {
  background: #fff; border-radius: 16px; padding: 28px;
  border: 1px solid #e8ecf4;
  transition: transform 0.3s, box-shadow 0.3s;
}
.kb-card:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0,0,0,0.08); }
.kb-tag {
  display: inline-block; background: rgba(230,57,70,0.08); color: #e63946;
  font-size: 0.75rem; font-weight: 600; padding: 3px 10px; border-radius: 50px;
  margin-bottom: 12px;
}
.kb-card h4 { font-size: 1rem; margin-bottom: 8px; line-height: 1.5; }
.kb-card p { font-size: 0.813rem; color: #888; margin-bottom: 14px; }
.kb-link { font-size: 0.813rem; font-weight: 600; color: #e63946; }
.kb-more { text-align: center; margin-top: 40px; }

/* ===== One-stop ===== */
.onestop {
  background: linear-gradient(135deg, #0d1b2a 0%, #1b2d45 100%);
  color: #fff;
}
.onestep-flow {
  display: flex; align-items: center; justify-content: center;
  flex-wrap: wrap; gap: 16px;
}
.os-item {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 16px; padding: 32px 28px;
  text-align: center; min-width: 200px;
  transition: background 0.3s, transform 0.3s;
}
.os-item:hover { background: rgba(255,255,255,0.1); transform: translateY(-4px); }
.os-icon { font-size: 2rem; margin-bottom: 12px; }
.os-item h4 { font-size: 1rem; margin-bottom: 6px; }
.os-item p { font-size: 0.813rem; color: rgba(255,255,255,0.6); margin: 0; }
.os-arrow { font-size: 1.5rem; color: rgba(255,255,255,0.3); }

/* ===== FAQ ===== */
.faq { background: #fff; }
.faq-layout { display: grid; grid-template-columns: 1fr 1.4fr; gap: 64px; align-items: start; }
.faq-info .section-tag { margin-bottom: 12px; }
.faq-info h2 { font-size: 2rem; font-weight: 800; line-height: 1.25; margin-bottom: 16px; }
.faq-info > p { color: #666; margin-bottom: 32px; }
.faq-cta { margin-top: 24px; }
.faq-list { display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  border: 1px solid #e8ecf4; border-radius: 12px; overflow: hidden;
  transition: border-color 0.3s;
}
.faq-item.open { border-color: rgba(230,57,70,0.3); }
.faq-q {
  width: 100%; background: none; border: none;
  display: flex; justify-content: space-between; align-items: center;
  padding: 18px 24px; text-align: left;
  font-size: 0.938rem; font-weight: 600; color: #1a1a2e;
  cursor: pointer; gap: 16px;
}
.faq-q:hover { color: #e63946; }
.faq-toggle {
  font-size: 1.25rem; color: #e63946;
  transition: transform 0.3s; flex-shrink: 0;
  width: 24px; height: 24px; display: flex; align-items: center; justify-content: center;
}
.faq-item.open .faq-toggle { transform: rotate(45deg); }
.faq-a {
  max-height: 0; overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s;
}
.faq-item.open .faq-a { max-height: 200px; }
.faq-a p { padding: 0 24px 18px; font-size: 0.875rem; color: #666; line-height: 1.8; }

/* ===== About ===== */
.about { background: #f8f9fc; }
.about-layout { display: grid; grid-template-columns: 1fr 1.4fr; gap: 64px; align-items: center; }
.about-visual {
  background: linear-gradient(135deg, #0d1b2a, #1b2d45);
  border-radius: 24px; padding: 60px 48px;
  text-align: center; color: #fff;
}
.about-year { margin-bottom: 36px; }
.year-num { font-size: 6rem; font-weight: 900; line-height: 1; background: linear-gradient(135deg, #e63946, #ff6b35); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.year-unit { font-size: 1.5rem; color: rgba(255,255,255,0.6); }
.about-facts { display: flex; justify-content: center; gap: 40px; }
.about-facts .fact { text-align: center; }
.about-facts strong { display: block; font-size: 1.5rem; }
.about-facts span { font-size: 0.813rem; color: rgba(255,255,255,0.5); }
.about-content .section-tag { margin-bottom: 12px; }
.about-content h2 { font-size: 2rem; font-weight: 800; margin-bottom: 16px; }
.about-lead { font-size: 1rem; color: #444; margin-bottom: 16px; }
.about-content > p { font-size: 0.9rem; color: #666; margin-bottom: 24px; line-height: 1.8; }
.about-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.tag {
  background: rgba(230,57,70,0.08); color: #e63946;
  font-size: 0.813rem; font-weight: 600;
  padding: 6px 14px; border-radius: 50px;
}

/* ===== Contact ===== */
.contact { background: #fff; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.contact-cards { display: flex; flex-direction: column; gap: 20px; }
.c-card {
  background: #f8f9fc; border-radius: 16px; padding: 28px;
  border: 1px solid #e8ecf4;
  transition: transform 0.3s, box-shadow 0.3s;
}
.c-card:hover { transform: translateY(-3px); box-shadow: 0 8px 24px rgba(0,0,0,0.06); }
.c-icon { font-size: 1.75rem; margin-bottom: 12px; }
.c-card h4 { font-size: 1rem; margin-bottom: 6px; }
.c-number { font-size: 1.35rem; font-weight: 800; color: #e63946; margin-bottom: 4px; }
.c-email { font-size: 0.95rem; color: #333; margin-bottom: 4px; }
.c-note { font-size: 0.813rem; color: #999; margin: 0; }
.contact-form {
  background: #f8f9fc; border-radius: 20px; padding: 36px;
  border: 1px solid #e8ecf4;
}
.contact-form h3 { font-size: 1.25rem; margin-bottom: 24px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.form-group label { font-size: 0.813rem; font-weight: 600; color: #444; }
.form-group input, .form-group select, .form-group textarea {
  border: 1.5px solid #e0e4ec; border-radius: 10px; padding: 12px 16px;
  font-size: 0.938rem; font-family: inherit;
  transition: border-color 0.2s, box-shadow 0.2s; outline: none;
  background: #fff;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: #e63946; box-shadow: 0 0 0 3px rgba(230,57,70,0.1);
}
.form-group textarea { resize: vertical; min-height: 90px; }

/* ===== Footer ===== */
.footer { background: #0d1b2a; color: rgba(255,255,255,0.6); padding: 72px 0 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 56px; }
.footer-brand p { margin-top: 16px; font-size: 0.875rem; line-height: 1.8; }
.footer-col h4 { color: #fff; font-size: 0.938rem; margin-bottom: 20px; }
.footer-col ul { display: flex; flex-direction: column; gap: 12px; }
.footer-col a { font-size: 0.875rem; transition: color 0.2s; }
.footer-col a:hover { color: #ff6b35; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 24px 0;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  font-size: 0.813rem;
}
.footer-bottom a { color: rgba(255,255,255,0.5); transition: color 0.2s; }
.footer-bottom a:hover { color: #ff6b35; }

/* ===== Floating CTA ===== */
.float-cta {
  position: fixed; bottom: 32px; right: 32px;
  display: flex; flex-direction: column; gap: 12px; z-index: 999;
}
.float-btn {
  width: 56px; height: 56px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  background: #e63946; color: #fff;
  box-shadow: 0 4px 20px rgba(230,57,70,0.4);
  transition: transform 0.2s, box-shadow 0.2s;
}
.float-btn:hover { transform: scale(1.1); box-shadow: 0 6px 28px rgba(230,57,70,0.5); }
.float-btn.msg { background: #0d1b2a; }

/* ===== Animations ===== */
[data-aos] {
  opacity: 0; transform: translateY(32px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
[data-aos].visible { opacity: 1; transform: translateY(0); }


/* ===== Logo Image ===== */
.logo-img { height: 48px; width: auto; object-fit: contain; }

/* ===== Service Showcase (real images) ===== */
.services-showcase { background: #f8f9fc; }
.service-images-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 24px; }
.si-card { border-radius: 16px; overflow: hidden; border: 1px solid #e8ecf4; background: #fff; transition: transform 0.3s, box-shadow 0.3s; display: block; }
.si-card:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0,0,0,0.1); }
.si-img-wrap { height: 200px; overflow: hidden; }
.si-img-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s; }
.si-card:hover .si-img-wrap img { transform: scale(1.05); }
.si-body { padding: 20px 24px; }
.si-body h3 { font-size: 1.05rem; margin-bottom: 6px; }
.si-body p { font-size: 0.813rem; color: #888; margin: 0; }

/* ===== Entry Card Images ===== */
.entry-img { width: 100%; max-width: 200px; margin: 0 auto 16px; display: block; }

/* ===== One-stop Service Images ===== */
.os-img { width: 64px; height: 64px; object-fit: contain; margin-bottom: 12px; }

/* ===== About Preview ===== */
.about-preview { padding: 80px 0; }
.about-preview-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.about-preview-img img { width: 100%; border-radius: 20px; box-shadow: 0 16px 48px rgba(0,0,0,0.12); }
.about-preview-content .section-tag { margin-bottom: 12px; }
.about-preview-content h2 { font-size: 2rem; font-weight: 800; margin-bottom: 16px; }
.about-preview-content p { color: #555; line-height: 1.9; margin-bottom: 20px; }

/* ===== Footer QR ===== */
.footer-qr { display: flex; align-items: center; gap: 12px; margin-top: 20px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,0.08); }
.footer-qr img { width: 64px; height: 64px; border-radius: 8px; }
.footer-qr span { font-size: 0.813rem; color: rgba(255,255,255,0.5); }

/* ===== Hero Overlay ===== */
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(13,27,42,0.85) 0%, rgba(27,45,69,0.75) 50%, rgba(13,27,42,0.85) 100%); }


/* ===== Product Cards with Images ===== */
.products-grid-with-img { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 24px; }
.product-img-card {
  background: #fff; border-radius: 16px; overflow: hidden;
  border: 1px solid #e8ecf4; transition: transform 0.3s, box-shadow 0.3s;
  display: block;
}
.product-img-card:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0,0,0,0.1); }
.product-img-card .pic-wrap { height: 180px; overflow: hidden; }
.product-img-card .pic-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s; }
.product-img-card:hover .pic-wrap img { transform: scale(1.05); }
.product-img-card .pic-info { padding: 20px; }
.product-img-card h3 { font-size: 1.05rem; margin-bottom: 8px; }
.product-img-card p { font-size: 0.813rem; color: #888; margin-bottom: 12px; line-height: 1.6; }
.product-img-card .product-link { font-size: 0.813rem; font-weight: 600; color: #e63946; }


/* ===== Product Hero Image ===== */
.product-hero-section { padding: 100px 0 0; background: #f8f9fc; }
.product-hero-img { border-radius: 16px; overflow: hidden; box-shadow: 0 8px 32px rgba(0,0,0,0.1); }
.product-hero-img img { width: 100%; height: 400px; object-fit: cover; display: block; }
.product-hero-img img { width: 100%; height: 360px; object-fit: cover; display: block; }


/* ===== Advantage Image Cards ===== */
.advantage-images { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
@media (max-width: 1024px) { .advantage-images { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .advantage-images { grid-template-columns: 1fr; } }
.adv-img-card {
  border-radius: 16px; overflow: hidden; position: relative;
  transition: transform 0.3s, box-shadow 0.3s;
  display: block; text-decoration: none; color: #1a1a1a;
  background: #fff;
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}
.adv-img-card:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0,0,0,0.12); }
.adv-img-wrap { width: 100%; height: 160px; overflow: hidden; }
.adv-img-wrap img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform 0.4s; }
.adv-img-card:hover .adv-img-wrap img { transform: scale(1.05); }
.adv-img-body { padding: 16px 18px 20px; }
.adv-img-icon { font-size: 1.5rem; margin-bottom: 8px; }
.adv-img-body h4 { font-size: 1rem; font-weight: 700; margin: 0 0 8px; color: #0d1b2a; }
.adv-img-body p { font-size: 0.813rem; color: #666; margin: 0; line-height: 1.6; }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .services-layout, .faq-layout, .about-layout { grid-template-columns: 1fr; gap: 48px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .menu-toggle { display: flex; }
  .nav-links {
    position: fixed; top: 72px; left: 0; right: 0;
    background: #fff; flex-direction: column;
    padding: 32px 24px; gap: 20px;
    border-bottom: 1px solid #e8ecf4;
    transform: translateY(-120%); opacity: 0;
    transition: transform 0.35s, opacity 0.35s;
    box-shadow: 0 12px 32px rgba(0,0,0,0.1);
  }
  .nav-links.open { transform: translateY(0); opacity: 1; }
  .hero-stats { gap: 24px; }
  .stat-item strong { font-size: 1.4rem; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; }
  .about-visual { padding: 40px 24px; }
  .year-num { font-size: 4rem; }
  .about-facts { gap: 20px; }
  .contact-grid { grid-template-columns: 1fr; }
  .float-cta { bottom: 20px; right: 20px; }
  .float-btn { width: 48px; height: 48px; font-size: 1.2rem; }
  .topbar { display: none; }
}
@media (max-width: 480px) {
  .products-grid, .knowledge-grid { grid-template-columns: 1fr; }
  .onestep-flow { flex-direction: column; }
  .os-arrow { transform: rotate(90deg); }
}

/* ===== Page Header (inner pages) ===== */
.page-header {
  background: linear-gradient(135deg, #0d1b2a 0%, #1b2d45 100%);
  color: #fff;
  padding: 140px 0 60px;
  text-align: center;
}
.page-header h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 900; margin-bottom: 16px;
}
.breadcrumb {
  display: flex; align-items: center; justify-content: center;
  gap: 8px; font-size: 0.875rem; color: rgba(255,255,255,0.55);
  margin-top: 16px;
}
.breadcrumb a { color: rgba(255,255,255,0.7); transition: color 0.2s; }
.breadcrumb a:hover { color: #fff; }
.breadcrumb .sep { color: rgba(255,255,255,0.3); }

/* ===== Quick Entry (homepage) ===== */
.quick-entry { background: #f8f9fc; }
.entry-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 24px;
}
.entry-card {
  background: #fff; border-radius: 20px; padding: 40px 32px;
  border: 1px solid #e8ecf4; text-align: center;
  transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
  display: flex; flex-direction: column; align-items: center;
}
.entry-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(0,0,0,0.08);
  border-color: rgba(230,57,70,0.2);
}
.entry-icon {
  width: 72px; height: 72px; border-radius: 18px;
  background: color-mix(in srgb, var(--c) 12%, transparent);
  display: flex; align-items: center; justify-content: center;
  font-size: 2rem; margin-bottom: 20px;
}
.entry-card h3 { font-size: 1.2rem; margin-bottom: 12px; }
.entry-card p { font-size: 0.9rem; color: #666; margin-bottom: 20px; flex: 1; }
.entry-arrow { font-size: 0.875rem; font-weight: 600; color: #e63946; }

/* ===== Products Preview (homepage) ===== */
.products-preview { background: #fff; }
.section-more { text-align: center; margin-top: 40px; }

/* ===== Advantage Preview (homepage) ===== */
.advantage-preview {
  background: linear-gradient(135deg, #0d1b2a 0%, #1b2d45 100%);
  color: #fff;
}

/* ===== CTA Home ===== */
.cta-home {
  background: linear-gradient(135deg, #e63946 0%, #c62d39 100%);
  color: #fff; text-align: center; padding: 80px 0;
}
.cta-home h2 { font-size: clamp(1.5rem, 4vw, 2.25rem); margin-bottom: 16px; }
.cta-home p { font-size: 1.1rem; opacity: 0.9; margin-bottom: 32px; }
.cta-home-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ===== Products Page ===== */
.products-page { padding-top: 120px; }
.category-tabs {
  display: flex; flex-wrap: wrap; gap: 10px;
  justify-content: center; margin-bottom: 40px;
}
.cat-tab {
  padding: 10px 24px; border-radius: 50px;
  font-size: 0.875rem; font-weight: 600;
  border: 1.5px solid #e0e4ec; background: #fff;
  cursor: pointer; transition: all 0.2s; color: #555;
}
.cat-tab:hover, .cat-tab.active {
  background: #e63946; color: #fff; border-color: #e63946;
}

/* ===== Services Page ===== */
.services-page { padding-top: 120px; }
.service-detail-list { display: flex; flex-direction: column; gap: 20px; }
.service-detail-item {
  display: grid; grid-template-columns: auto 1fr auto;
  gap: 24px; align-items: center;
  background: #fff; border-radius: 16px; padding: 28px 32px;
  border: 1px solid #e8ecf4;
  transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
}
.service-detail-item:hover {
  transform: translateX(4px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.06);
  border-color: rgba(230,57,70,0.2);
}
.sdi-num {
  width: 48px; height: 48px; border-radius: 50%;
  background: linear-gradient(135deg, #e63946, #ff6b35);
  color: #fff; font-size: 1.1rem; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
}
.sdi-content h3 { font-size: 1.1rem; margin-bottom: 4px; }
.sdi-content p { font-size: 0.875rem; color: #666; margin: 0; }
.sdi-btn {
  padding: 10px 24px; border-radius: 8px;
  background: #f0f4ff; color: #0d6efd;
  font-size: 0.875rem; font-weight: 600;
  white-space: nowrap; transition: all 0.2s;
}
.sdi-btn:hover { background: #e63946; color: #fff; }

/* ===== About Page ===== */
.about-page { padding-top: 120px; }
.about-hero {
  display: grid; grid-template-columns: 1fr 1fr; gap: 64px;
  align-items: center; margin-bottom: 80px;
}
.about-hero-text .section-tag { margin-bottom: 12px; }
.about-hero-text h2 { font-size: 2.25rem; font-weight: 800; margin-bottom: 20px; line-height: 1.3; }
.about-hero-text p { color: #555; line-height: 1.9; margin-bottom: 16px; }
.about-hero-visual {
  background: linear-gradient(135deg, #0d1b2a, #1b2d45);
  border-radius: 24px; padding: 60px; text-align: center; color: #fff;
}
.about-big-num { font-size: 7rem; font-weight: 900; line-height: 1; background: linear-gradient(135deg, #e63946, #ff6b35); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.about-big-unit { font-size: 1.5rem; color: rgba(255,255,255,0.6); display: block; }
.about-stats-row { display: flex; gap: 32px; margin-top: 32px; justify-content: center; }
.about-stat strong { display: block; font-size: 1.5rem; }
.about-stat span { font-size: 0.813rem; color: rgba(255,255,255,0.5); }
.about-values { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 24px; }
.about-value-card {
  background: #f8f9fc; border-radius: 16px; padding: 32px;
  border: 1px solid #e8ecf4; text-align: center;
  transition: transform 0.3s, box-shadow 0.3s;
}
.about-value-card:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0,0,0,0.08); }
.about-value-card .av-icon { font-size: 2.5rem; margin-bottom: 16px; }
.about-value-card h4 { font-size: 1.1rem; margin-bottom: 8px; }
.about-value-card p { font-size: 0.875rem; color: #666; }

/* ===== Knowledge Page ===== */
.knowledge-page { padding-top: 120px; }
.kb-full-list { display: flex; flex-direction: column; gap: 16px; }
.kb-full-item {
  display: flex; gap: 24px; align-items: flex-start;
  background: #fff; border-radius: 14px; padding: 24px 28px;
  border: 1px solid #e8ecf4;
  transition: transform 0.3s, box-shadow 0.3s;
}
.kb-full-item:hover { transform: translateX(4px); box-shadow: 0 8px 24px rgba(0,0,0,0.06); }
.kb-date { font-size: 0.75rem; color: #999; white-space: nowrap; min-width: 90px; padding-top: 2px; }
.kb-full-content { flex: 1; }
.kb-full-content .kb-tag { margin-bottom: 8px; }
.kb-full-content h4 { font-size: 1.05rem; margin-bottom: 6px; }
.kb-full-content p { font-size: 0.875rem; color: #666; margin-bottom: 8px; }
.kb-read-more { font-size: 0.813rem; font-weight: 600; color: #e63946; }

/* ===== Contact Page ===== */
.contact-page { padding-top: 120px; }
.contact-full-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 48px; align-items: start; }
.map-placeholder {
  background: #e8ecf4; border-radius: 16px; height: 280px;
  display: flex; align-items: center; justify-content: center;
  color: #888; font-size: 0.9rem; margin-bottom: 24px;
}

/* ===== Detail Pages ===== */
.detail-page { padding-top: 120px; }
.detail-layout { display: grid; grid-template-columns: 1fr 320px; gap: 48px; align-items: start; }
.detail-main h1 { font-size: 2rem; font-weight: 800; margin-bottom: 16px; }
.detail-main .detail-meta { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 24px; }
.detail-meta-item {
  display: flex; align-items: center; gap: 6px;
  font-size: 0.813rem; color: #888;
  background: #f8f9fc; padding: 6px 14px; border-radius: 50px;
}
.detail-body h2 { font-size: 1.3rem; font-weight: 700; margin: 32px 0 16px; color: #0d1b2a; }
.detail-body h3 { font-size: 1.1rem; font-weight: 600; margin: 24px 0 12px; }
.detail-body p { color: #555; line-height: 1.9; margin-bottom: 16px; }
.detail-body ul { padding-left: 20px; margin-bottom: 16px; }
.detail-body li { color: #555; line-height: 2; position: relative; padding-left: 8px; }
.detail-body li::before { content: '•'; color: #e63946; position: absolute; left: -12px; }
.detail-body .highlight-box {
  background: linear-gradient(135deg, #0d1b2a, #1b2d45);
  color: #fff; border-radius: 16px; padding: 28px 32px;
  margin: 24px 0;
}
.detail-body .highlight-box h4 { font-size: 1.1rem; margin-bottom: 12px; color: #ff8a8a; }
.detail-body .highlight-box p { color: rgba(255,255,255,0.75); margin-bottom: 8px; }
.detail-sidebar { position: sticky; top: 100px; }
.sidebar-card {
  background: #f8f9fc; border-radius: 16px; padding: 28px;
  border: 1px solid #e8ecf4; margin-bottom: 20px;
}
.sidebar-card h4 { font-size: 1rem; margin-bottom: 16px; padding-bottom: 12px; border-bottom: 1px solid #e8ecf4; }
.sidebar-links { display: flex; flex-direction: column; gap: 10px; }
.sidebar-links a {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 16px; border-radius: 10px;
  background: #fff; font-size: 0.875rem; font-weight: 500;
  border: 1px solid #e8ecf4; transition: all 0.2s;
}
.sidebar-links a:hover { border-color: #e63946; color: #e63946; transform: translateX(4px); }
.sidebar-links a.active-link { background: #e63946; color: #fff; border-color: #e63946; }
.sidebar-cta {
  background: linear-gradient(135deg, #e63946, #ff6b35);
  color: #fff; border-radius: 16px; padding: 28px; text-align: center;
}
.sidebar-cta h4 { font-size: 1.1rem; margin-bottom: 8px; border: none; padding: 0; }
.sidebar-cta p { font-size: 0.875rem; opacity: 0.9; margin-bottom: 16px; }
.sidebar-cta .btn { background: #fff; color: #e63946; }
.sidebar-cta .btn:hover { background: #0d1b2a; color: #fff; }

/* ===== Related Section ===== */
.related-section { background: #f8f9fc; padding: 60px 0; }
.related-section h3 { font-size: 1.25rem; margin-bottom: 24px; }
.related-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 20px; }
.related-card {
  background: #fff; border-radius: 14px; padding: 24px;
  border: 1px solid #e8ecf4; transition: transform 0.3s, box-shadow 0.3s;
}
.related-card:hover { transform: translateY(-3px); box-shadow: 0 8px 24px rgba(0,0,0,0.08); }
.related-card h4 { font-size: 0.95rem; margin-bottom: 6px; }
.related-card p { font-size: 0.813rem; color: #888; margin-bottom: 12px; }
.related-card a { font-size: 0.813rem; font-weight: 600; color: #e63946; }