/* 오토도어락 — dark & gold theme
   기존 라이트 테마는 style.light.backup.css 에 보관 */

:root {
  --bg: #090d12;
  --bg-2: #0b1119;
  --surface: #121923;
  --surface-2: #182130;

  --ink: #f6f3ea;
  --ink-soft: #cbc6b8;
  --muted: #8e8a7f;

  --gold: #e8c15a;
  --gold-2: #f9e9b0;
  --gold-3: #c69a2e;
  --gold-glow: rgba(232, 193, 90, 0.38);
  --line: rgba(212, 175, 55, 0.16);
  --line-2: rgba(212, 175, 55, 0.34);

  --radius: 16px;
  --shadow: 0 18px 40px rgba(0, 0, 0, 0.45);
  --wrap: 1080px;
}

* { box-sizing: border-box; }

html, body { max-width: 100%; overflow-x: hidden; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Pretendard", "Noto Sans KR", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Malgun Gothic", sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.75;
  font-size: 16px;
  font-weight: 500;
  word-break: keep-all;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--gold); color: #10151c; }

:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; }

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

a { color: var(--gold-2); text-decoration: none; }
a:hover { color: var(--gold); text-decoration: none; }

h1, h2, h3 { color: #ffffff; font-weight: 800; letter-spacing: -0.035em; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 780px; }
.center { text-align: center; }
.top-gap { margin-top: 34px; }
.muted { color: var(--muted); font-size: 14px; }

.skip { position: absolute; left: -9999px; }
.skip:focus {
  left: 12px;
  top: 12px;
  background: var(--gold);
  color: #10151c;
  padding: 8px 12px;
  border-radius: 8px;
  z-index: 100;
  font-weight: 700;
}

/* ---------- header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(9, 13, 18, 0.88);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  height: 68px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: #fff;
  font-size: 23px;
  font-weight: 900;
  letter-spacing: -0.03em;
}
.brand:hover { color: var(--gold-2); }
.brand-mark {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  font-weight: 900;
  color: #10151c;
  background: linear-gradient(135deg, var(--gold-2), var(--gold) 50%, var(--gold-3));
  box-shadow: 0 6px 18px var(--gold-glow);
}
.nav { display: flex; align-items: center; gap: 18px; font-size: 15px; }
.nav a { color: var(--ink-soft); font-weight: 700; }
.nav a:hover { color: var(--gold); }
.nav-cta {
  background: linear-gradient(135deg, var(--gold-2), var(--gold) 50%, var(--gold-3));
  color: #10151c !important;
  padding: 13px 20px;
  border-radius: 12px;
  font-size: 17px;
  font-weight: 900;
  letter-spacing: -0.01em;
  box-shadow: 0 10px 26px var(--gold-glow), inset 0 1px 0 rgba(255, 255, 255, 0.5);
}
.nav-cta:hover { filter: brightness(1.08); box-shadow: 0 12px 32px var(--gold-glow); }

/* ---------- hero ---------- */
.hero {
  background:
    radial-gradient(900px 420px at 80% -10%, rgba(212, 175, 55, 0.18), transparent 60%),
    radial-gradient(700px 380px at 5% 5%, rgba(212, 175, 55, 0.06), transparent 65%),
    linear-gradient(180deg, #0d131b 0%, var(--bg) 100%);
  border-bottom: 1px solid var(--line);
  padding: 78px 0 66px;
}
.hero-sm { padding: 54px 0 46px; }
.kicker {
  margin: 0 0 14px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
}
h1 {
  margin: 0 0 20px;
  font-size: clamp(40px, 6vw, 64px);
  line-height: 1.16;
  color: #fff;
  text-shadow: 0 2px 30px rgba(232, 193, 90, 0.16);
}
.hero-sm h1 { font-size: clamp(34px, 4.4vw, 50px); }
.lead {
  margin: 0 0 28px;
  font-size: clamp(16px, 2vw, 18px);
  color: var(--ink-soft);
  max-width: 660px;
  font-weight: 500;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  list-style: none;
  padding: 0;
  margin: 28px 0 0;
  color: var(--muted);
  font-size: 14px;
  font-weight: 600;
}
.hero-points li::before { content: "✓"; color: var(--gold); font-weight: 800; margin-right: 6px; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 22px;
  border-radius: 13px;
  border: 1px solid transparent;
  font-size: 15px;
  font-weight: 800;
  line-height: 1.2;
  transition: transform 0.14s ease, filter 0.14s ease, border-color 0.14s ease, color 0.14s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
  color: #10151c;
  background: linear-gradient(135deg, var(--gold-2), var(--gold) 52%, var(--gold-3));
  box-shadow: 0 14px 32px var(--gold-glow), inset 0 1px 0 rgba(255, 255, 255, 0.55);
}
.btn-primary:hover { filter: brightness(1.07); color: #10151c; }
.hero-actions .btn { padding: 18px 28px; font-size: 17px; border-radius: 14px; }
.btn-ghost {
  color: var(--ink);
  background: rgba(212, 175, 55, 0.04);
  border-color: var(--line-2);
}
.btn-ghost:hover { color: var(--gold); border-color: var(--gold); }

/* ---------- sections ---------- */
.section { padding: 70px 0; }
.section-alt { background: var(--bg-2); border-top: 1px solid rgba(255, 255, 255, 0.04); border-bottom: 1px solid rgba(255, 255, 255, 0.04); }
.section h2 {
  position: relative;
  margin: 0 0 18px;
  padding-bottom: 14px;
  font-size: clamp(27px, 3vw, 38px);
}
.section:not(.night-band) h2::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 46px;
  height: 3px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--gold), rgba(212, 175, 55, 0));
}
.section-lead { margin: 0 0 28px; max-width: 660px; color: var(--ink-soft); }

.grid { display: grid; gap: 16px; }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }

/* ---------- cards ---------- */
.card {
  display: block;
  padding: 24px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, #141c27 0%, #101720 100%);
  color: var(--ink);
  transition: border-color 0.16s ease, box-shadow 0.16s ease, transform 0.16s ease;
}
.card:hover {
  border-color: var(--line-2);
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}
.card h3 { margin: 0 0 10px; font-size: 19px; color: #fff; }
.card p { margin: 0 0 16px; color: var(--ink-soft); font-size: 15px; font-weight: 500; }
.card-more { font-size: 14px; font-weight: 800; color: var(--gold); }
.card-static { cursor: default; }
.card-static:hover { border-color: var(--line); box-shadow: none; transform: none; }

/* ---------- area ---------- */
.area-row {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.08);
}
.area-row:last-of-type { border-bottom: 0; }
.area-row h3 { margin: 0; min-width: 44px; font-size: 15px; color: var(--gold); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  display: inline-block;
  padding: 8px 13px;
  border-radius: 999px;
  border: 1px solid var(--line-2);
  background: rgba(212, 175, 55, 0.05);
  color: var(--ink-soft);
  font-size: 14px;
  font-weight: 600;
}
.chip:hover { color: var(--gold); border-color: var(--gold); background: rgba(212, 175, 55, 0.1); }
.chip-static { background: transparent; border-color: rgba(255, 255, 255, 0.12); color: var(--muted); }

.region-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 12px 18px;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
}
.region-list a { color: var(--ink-soft); font-weight: 700; }
.region-list a:hover { color: var(--gold); }
.dong-count { font-size: 12px; color: var(--muted); }
.area-group { margin-bottom: 36px; }

.points { padding-left: 18px; color: var(--ink-soft); }
.points li { margin: 7px 0; }
.points li::marker { color: var(--gold); }

/* ---------- service blocks ---------- */
.svc { padding: 24px 0; border-bottom: 1px solid rgba(255, 255, 255, 0.07); }
.svc:last-child { border-bottom: 0; }
.svc h3 { margin: 0 0 8px; font-size: 19px; }
.svc p { margin: 0 0 12px; color: var(--ink-soft); }
.inline-link { font-size: 14px; font-weight: 800; color: var(--gold); }

/* ---------- breadcrumbs ---------- */
.crumbs { max-width: var(--wrap); margin: 0 auto; padding: 18px 20px 0; font-size: 13px; color: var(--muted); }
.crumbs ol { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; margin: 0; padding: 0; }
.crumbs li + li::before { content: "/"; margin-right: 6px; color: rgba(255, 255, 255, 0.18); }
.crumbs a { color: var(--muted); }
.crumbs a:hover { color: var(--gold); }

/* ---------- faq ---------- */
.faq details {
  margin-bottom: 10px;
  padding: 16px 20px;
  border-radius: 13px;
  border: 1px solid var(--line);
  background: var(--surface);
}
.faq summary { cursor: pointer; list-style: none; font-weight: 700; color: #fff; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; float: right; color: var(--gold); font-weight: 800; }
.faq details[open] summary::after { content: "–"; }
.faq details[open] { border-color: var(--line-2); }
.faq p { margin: 12px 0 0; color: var(--ink-soft); }

/* ---------- cta (gold band) ---------- */
.cta {
  padding: 64px 0;
  text-align: center;
  color: #10151c;
  background: linear-gradient(135deg, var(--gold-2) 0%, var(--gold) 55%, var(--gold-3) 100%);
}
.cta h2 { margin: 0 0 10px; color: #10151c; }
.cta p { margin: 0 0 24px; color: rgba(16, 21, 28, 0.75); font-weight: 600; }
.cta .btn-primary {
  background: #10151c;
  color: var(--gold-2);
  box-shadow: 0 12px 26px rgba(0, 0, 0, 0.18);
}
.cta .btn-primary:hover { color: #fff; filter: none; }

/* ---------- footer ---------- */
.site-footer {
  padding: 52px 0 34px;
  background: #070a0f;
  border-top: 1px solid var(--line);
}
.foot-grid { display: grid; gap: 26px; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); margin-bottom: 32px; }
.foot-col h2 { margin: 0 0 12px; font-size: 14px; letter-spacing: 0.06em; color: var(--gold); }
.foot-col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 7px; }
.foot-col a { color: var(--ink-soft); font-size: 14px; }
.foot-col a:hover { color: var(--gold); }
.more { font-size: 13px; font-weight: 800; color: var(--gold); }
.foot-bottom { padding-top: 22px; border-top: 1px solid var(--line); color: var(--ink-soft); font-size: 14px; }
.foot-bottom p { margin: 5px 0; }
.foot-bottom .biz { color: var(--muted); font-size: 13px; line-height: 1.7; }

/* ---------- content blocks ---------- */
.def-list { margin: 0; display: grid; gap: 14px; }
.def-list > div {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 14px;
  padding-bottom: 14px;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.09);
}
.def-list dt { font-weight: 800; color: #fff; }
.def-list dd { margin: 0; color: var(--ink-soft); }

.steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.steps li {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 14px;
  align-items: start;
  padding: 18px;
  border-radius: 13px;
  border: 1px solid var(--line);
  background: var(--surface);
}
.step-no { font-weight: 800; color: var(--gold); font-variant-numeric: tabular-nums; }
.steps h3 { margin: 0 0 4px; font-size: 17px; }
.steps p { margin: 0; color: var(--ink-soft); font-size: 15px; }

.review blockquote { margin: 0 0 12px; color: var(--ink-soft); font-size: 15px; }
.review blockquote::before { content: "“"; color: var(--gold); }
.review blockquote::after { content: "”"; color: var(--gold); }
.review figcaption { font-size: 13px; color: var(--muted); }

.gallery { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 14px; }
.gallery-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.gallery-1 { grid-template-columns: 1fr; max-width: 520px; }
.gallery figure { margin: 0; }
.gallery img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 13px;
  border: 1px solid var(--line);
  background: #0d1218;
}
.gallery figcaption { margin-top: 9px; font-size: 13px; color: var(--muted); }

.figure { margin: 26px 0 0; }
.figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 13px;
  border: 1px solid var(--line);
}
.figure figcaption { margin-top: 9px; font-size: 13px; color: var(--muted); }

/* ---------- night band ---------- */
.night-band {
  background:
    radial-gradient(760px 320px at 85% 0%, rgba(212, 175, 55, 0.14), transparent 60%),
    linear-gradient(180deg, #0f1722 0%, #0b1119 100%);
  border-top: 1px solid var(--line-2);
  border-bottom: 1px solid var(--line-2);
}
.night-band h2 { color: #fff; }
.kicker-light { color: var(--gold); }
.night-band .section-lead { color: var(--ink-soft); }
.night-points {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 11px;
  color: var(--ink-soft);
  font-size: 15px;
}
.night-points li::before { content: "✦"; color: var(--gold); margin-right: 8px; font-weight: 800; }
.night-points strong { color: #fff; font-weight: 800; }
.night-cta { margin-top: 28px; }
.btn-light {
  color: #10151c;
  background: linear-gradient(135deg, var(--gold-2), var(--gold) 55%, var(--gold-3));
  box-shadow: 0 12px 26px rgba(212, 175, 55, 0.22);
}
.btn-light:hover { filter: brightness(1.07); color: #10151c; }

.night-inline {
  display: inline-block;
  margin: 18px 0 0;
  padding: 9px 13px;
  border-radius: 9px;
  border: 1px solid var(--line);
  background: rgba(212, 175, 55, 0.07);
  color: var(--gold-2);
  font-size: 14px;
  font-weight: 700;
}

/* ---------- responsive ---------- */
@media (max-width: 640px) {
  .header-inner {
    height: auto;
    min-height: 60px;
    padding-top: 9px;
    padding-bottom: 9px;
    flex-wrap: wrap;
    row-gap: 8px;
  }
  .brand { font-size: 16px; }
  .brand-mark { width: 25px; height: 25px; font-size: 13px; }
  .nav { gap: 10px; font-size: 13px; }
  .nav-cta { padding: 8px 11px; font-size: 13px; }
  .hero { padding: 54px 0 44px; }
  .section { padding: 48px 0; }
  .area-row { flex-direction: column; gap: 8px; }
  .def-list > div { grid-template-columns: 1fr; gap: 4px; }
  .gallery { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .steps li { grid-template-columns: 34px 1fr; padding: 15px; }
  .cta { padding: 52px 0; }
}