:root {
  --navy: #002c5f;
  --navy-2: #001a3a;
  --blue: #0a3d91;
  --ink: #111;
  --muted: #5b6570;
  --line: #e5e8eb;
  --bg: #fff;
  --chip: #f4f6f8;
  --radius: 12px;
  --shadow: 0 12px 40px rgba(0, 20, 50, .12);
  --font: "Hyundai Sans", "Noto Sans", "Segoe UI", Arial, sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body { font-family: var(--font); color: var(--ink); background: var(--bg); line-height: 1.5; }
a { color: var(--navy); text-decoration: none; }
img { max-width: 100%; display: block; }
.site-header { position: sticky; top: 0; z-index: 50; background: #fff; border-bottom: 1px solid var(--line); }
.header-inner { max-width: 1280px; margin: 0 auto; display: flex; align-items: center; gap: 24px; padding: 10px 20px; min-height: 72px; }
.logo { display: flex; align-items: center; gap: 10px; color: var(--navy); }
.logo-text { display: flex; flex-direction: column; line-height: 1.1; }
.logo-text strong { letter-spacing: .18em; font-size: 15px; }
.logo-text small { font-size: 10px; letter-spacing: .28em; text-transform: uppercase; color: var(--muted); }
.gnb { display: flex; gap: 22px; margin-left: auto; font-size: 14px; }
.gnb a { color: #222; padding: 8px 0; border-bottom: 2px solid transparent; }
.gnb a.is-on, .gnb a:hover { border-color: var(--navy); }
.header-tools { display: flex; gap: 6px; }
.icon-btn { border: 0; background: transparent; width: 38px; height: 38px; border-radius: 50%; cursor: pointer; font-size: 16px; }
.menu-btn { display: none; }
.search-bar { border-top: 1px solid var(--line); padding: 12px 20px; }
.search-bar form { max-width: 720px; margin: 0 auto; display: flex; gap: 8px; }
.search-bar input { flex: 1; padding: 10px 12px; border: 1px solid var(--line); }
.hero { position: relative; background: #000; color: #fff; min-height: 420px; overflow: hidden; }
.hero img { width: 100%; height: 520px; object-fit: cover; opacity: .85; }
.hero-copy { position: absolute; inset: 0; display: flex; flex-direction: column; justify-content: center; padding: 0 8%; max-width: 720px; }
.hero-copy h1 { font-size: clamp(36px, 6vw, 64px); margin: 0; font-weight: 700; letter-spacing: -1px; }
.hero-copy p { font-size: 22px; margin: 8px 0 22px; }
.pill { display: inline-block; border: 1px solid #fff; border-radius: 999px; padding: 8px 18px; margin-bottom: 16px; }
.btn { display: inline-block; background: var(--navy); color: #fff; padding: 12px 22px; border: 0; cursor: pointer; font-weight: 600; }
.btn.ghost { background: transparent; border: 1px solid currentColor; }
.btn.light { background: #fff; color: var(--navy); }
.quick-bar { background: var(--navy); color: #fff; display: grid; grid-template-columns: repeat(5, 1fr); }
.quick-bar a { color: #fff; text-align: center; padding: 22px 8px; border-right: 1px solid rgba(255,255,255,.15); font-size: 14px; }
.section { max-width: 1200px; margin: 0 auto; padding: 56px 20px; }
.section h2 { text-align: center; font-size: 40px; margin: 0 0 28px; font-weight: 600; }
.filters { display: flex; justify-content: center; gap: 28px; border-bottom: 1px solid var(--line); margin-bottom: 36px; }
.filters a { padding: 10px 4px; color: var(--muted); border-bottom: 2px solid transparent; }
.filters a.is-on { color: var(--ink); border-color: var(--navy); }
.car-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 28px; }
.car-card { background: #fff; border: 1px solid var(--line); padding: 16px 16px 22px; transition: box-shadow .2s; }
.car-card:hover { box-shadow: var(--shadow); }
.car-card img { height: 140px; object-fit: contain; margin: 0 auto 12px; }
.car-card h3 { margin: 0 0 6px; font-size: 20px; }
.price { color: var(--navy); font-weight: 700; }
.muted { color: var(--muted); font-size: 13px; }
.card-actions { display: flex; gap: 8px; margin-top: 12px; flex-wrap: wrap; }
.card-actions a { font-size: 13px; border: 1px solid var(--navy); padding: 6px 10px; }
.story { background: var(--chip); }
.story-grid, .office-grid, .two { display: grid; grid-template-columns: 1.1fr .9fr; gap: 28px; align-items: center; }
.form { display: grid; gap: 12px; }
.form input, .form select, .form textarea { padding: 12px; border: 1px solid var(--line); font: inherit; }
.banner { padding: 10px 12px; border-radius: 8px; }
.banner.ok { background: #e8f7ee; }
.banner.err { background: #fdecec; }
.site-footer { background: #0b0f14; color: #c9d0d8; padding: 48px 20px 24px; font-size: 14px; }
.footer-grid { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 24px; }
.site-footer a { color: #fff; display: block; margin: 6px 0; }
.legal { max-width: 1200px; margin: 28px auto 0; font-size: 11px; color: #8b949e; }
.footer-offices { max-width: 1200px; margin: 20px auto 0; }
.office-mini { display: flex; flex-wrap: wrap; gap: 12px; }
.office-card { border: 1px solid var(--line); background: #fff; }
.office-card img { width: 100%; height: 180px; object-fit: cover; }
.office-card div { padding: 14px; }

.ai-fab { position: fixed; right: 22px; bottom: 22px; z-index: 80; background: var(--navy); color: #fff; border: 0; border-radius: 999px; padding: 14px 20px; cursor: pointer; box-shadow: var(--shadow); }
.ai-panel { position: fixed; right: 18px; bottom: 78px; width: min(380px, calc(100vw - 24px)); height: min(560px, 72vh); background: #fff; border-radius: 16px; box-shadow: var(--shadow); display: flex; flex-direction: column; z-index: 81; overflow: hidden; border: 1px solid var(--line); }
.ai-panel header { background: var(--navy); color: #fff; padding: 12px 14px; display: flex; justify-content: space-between; align-items: center; }
.ai-panel header small { display: block; opacity: .8; font-size: 11px; }
.ai-head-actions button { background: rgba(255,255,255,.12); color: #fff; border: 0; margin-left: 6px; padding: 6px 8px; cursor: pointer; }
.ai-msgs { flex: 1; overflow: auto; padding: 12px; background: #f7f8fa; }
.bubble { max-width: 85%; padding: 10px 12px; border-radius: 12px; margin: 8px 0; font-size: 14px; white-space: pre-wrap; }
.bubble.bot { background: #fff; border: 1px solid var(--line); }
.bubble.me { background: var(--navy); color: #fff; margin-left: auto; }
.bubble.agent { background: #e8f1ff; border: 1px solid #c9dcff; }
.ai-quick { display: flex; gap: 6px; flex-wrap: wrap; padding: 8px 10px; }
.ai-quick button { border: 1px solid var(--line); background: #fff; border-radius: 999px; padding: 6px 10px; font-size: 12px; cursor: pointer; }
#aiForm { display: flex; border-top: 1px solid var(--line); }
#aiForm input { flex: 1; border: 0; padding: 12px; font: inherit; }
#aiForm button { background: var(--navy); color: #fff; border: 0; padding: 0 16px; }

.ivr-wrap { max-width: 720px; margin: 0 auto; background: #0b1220; color: #fff; border-radius: 24px; padding: 28px; }
.ivr-screen { min-height: 120px; background: #111827; border-radius: 12px; padding: 16px; margin-bottom: 16px; }
.dial { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.dial button { padding: 18px 0; border-radius: 12px; border: 1px solid #334155; background: #1e293b; color: #fff; font-size: 20px; cursor: pointer; }
.lang-row { display: flex; gap: 8px; margin: 12px 0; }

.install-body { min-height: 100vh; display: grid; place-items: center; background: var(--navy-2); }
.install-card { width: min(480px, 92vw); background: #fff; padding: 28px; border-radius: 16px; display: grid; gap: 10px; }
.install-card label { display: grid; gap: 4px; font-size: 13px; }
.hint { font-size: 13px; color: var(--muted); }

.admin-body { display: grid; grid-template-columns: 240px 1fr; min-height: 100vh; }
.side { background: var(--navy-2); color: #fff; padding: 20px 0; }
.side a { color: #d6deea; display: block; padding: 10px 20px; }
.side a:hover, .side a.on { background: rgba(255,255,255,.08); color: #fff; }
.admin-main { padding: 24px; background: #f3f5f8; }
table { width: 100%; border-collapse: collapse; background: #fff; }
th, td { border-bottom: 1px solid var(--line); padding: 10px; text-align: left; font-size: 13px; vertical-align: top; }
.stat-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 20px; }
.stat { background: #fff; padding: 16px; border-radius: 12px; }
.login-wrap { min-height: 100vh; display: grid; place-items: center; background: var(--navy); }
.login-card { width: min(400px, 92vw); background: #fff; padding: 28px; border-radius: 16px; display: grid; gap: 10px; }

.tc-app { max-width: 480px; margin: 0 auto; min-height: 100vh; background: #efeae2; display: flex; flex-direction: column; }
.tc-top { background: #075e54; color: #fff; padding: 14px 16px; display: flex; justify-content: space-between; align-items: center; }
.tc-list { flex: 1; overflow: auto; }
.tc-item { background: #fff; margin: 8px; padding: 12px; border-radius: 10px; display: block; color: inherit; }
.tc-chat { flex: 1; overflow: auto; padding: 10px; }
.tc-input { display: flex; background: #fff; }
.tc-input input { flex: 1; border: 0; padding: 12px; }
.badge { background: #25d366; color: #fff; border-radius: 999px; padding: 1px 8px; font-size: 11px; }

@media (max-width: 980px) {
  .gnb { display: none; position: absolute; top: 72px; left: 0; right: 0; background: #fff; flex-direction: column; padding: 12px 20px; border-bottom: 1px solid var(--line); }
  .gnb.open { display: flex; }
  .menu-btn { display: inline-flex; align-items: center; justify-content: center; }
  .quick-bar, .footer-grid, .story-grid, .two, .stat-row, .admin-body { grid-template-columns: 1fr; }
  .hero img { height: 380px; }
}