/* =========================================================
   LUMIAD - Renewal Landing
   Design system (blue corporate, lead-conversion focused)
   ========================================================= */

:root {
  /* Palette (plan section 7) */
  --blue-500: #1e5bff;
  --blue-700: #0a3dde;
  --navy: #0b1e3f;
  --navy-soft: #122a52;
  --accent: #ffc400;
  --accent-2: #00d1b2;

  --bg: #ffffff;
  --bg-soft: #f5f7fb;
  --bg-navy: #0b1e3f;
  --card: #ffffff;
  --line: #e5eaf2;

  --text: #0b1e3f;
  --text-2: #5b6b85;
  --text-inv: #ffffff;
  --text-inv-2: #b9c6de;

  --grad-hero: linear-gradient(135deg, #1e5bff 0%, #0a3dde 60%, #062a9e 100%);
  --grad-accent: linear-gradient(135deg, #1e5bff, #00b3ff);

  --radius: 16px;
  --radius-lg: 24px;
  --shadow-sm: 0 4px 14px rgba(11, 30, 63, 0.08);
  --shadow-md: 0 12px 32px rgba(11, 30, 63, 0.12);
  --shadow-lg: 0 24px 60px rgba(10, 61, 222, 0.22);

  --maxw: 1160px;
  --header-h: 72px;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 88px; }

body {
  margin: 0;
  font-family: "Pretendard", "Apple SD Gothic Neo", "Malgun Gothic", -apple-system,
    BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  word-break: keep-all;
  overflow-wrap: break-word;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 20px;
}

.section { padding: 92px 0; }
.section--soft { background: var(--bg-soft); }
.section--navy { background: var(--bg-navy); color: var(--text-inv); }

.eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue-500);
  margin-bottom: 14px;
}
.section--navy .eyebrow { color: var(--accent-2); }

.section-title {
  font-size: clamp(26px, 3.4vw, 40px);
  font-weight: 800;
  line-height: 1.28;
  letter-spacing: -0.02em;
  margin: 0 0 16px;
  word-break: keep-all;
  overflow-wrap: break-word;
}
.section-lead {
  font-size: clamp(15px, 1.6vw, 18px);
  color: var(--text-2);
  max-width: 720px;
  margin: 0;
  word-break: keep-all;
  overflow-wrap: break-word;
}
.line { display: block; }
.section--navy .section-lead { color: var(--text-inv-2); }

.center { text-align: center; }
.center .section-lead { margin-inline: auto; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 26px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 700;
  border: 2px solid transparent;
  transition: transform 0.18s var(--ease), box-shadow 0.18s var(--ease),
    background 0.18s var(--ease), color 0.18s var(--ease);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn:disabled { opacity: 0.65; cursor: not-allowed; transform: none; }
.btn--primary { background: var(--grad-accent); color: #fff; box-shadow: var(--shadow-md); }
.btn--primary:hover { box-shadow: var(--shadow-lg); }
.btn--accent { background: var(--accent); color: var(--navy); box-shadow: var(--shadow-md); }
.btn--ghost { background: transparent; color: var(--blue-500); border-color: var(--blue-500); }
.btn--ghost-inv { background: rgba(255, 255, 255, 0.08); color: #fff; border-color: rgba(255, 255, 255, 0.45); }
.btn--white { background: #fff; color: var(--blue-700); box-shadow: var(--shadow-md); }
.btn--lg { padding: 17px 34px; font-size: 16px; }
.btn--block { width: 100%; }

/* ---------- Header ---------- */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.header__inner {
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.brand { display: flex; align-items: center; flex: none; }
.brand__logo { width: 148px; height: auto; }

.nav { display: flex; align-items: center; gap: 28px; }
.nav a { font-size: 15px; font-weight: 600; color: var(--text); transition: color 0.15s; }
.nav a:hover { color: var(--blue-500); }
.nav a.nav__why { color: var(--accent-2); font-weight: 800; letter-spacing: 0.02em; }
.nav a.nav__why:hover { color: var(--blue-500); }
.nav__mobile-tel { display: none; }

.header__cta { display: flex; align-items: center; gap: 14px; }
.header__tel {
  display: inline-flex; align-items: center; gap: 7px;
  font-weight: 800; font-size: 16px; color: var(--navy);
}
.header__tel span { color: var(--blue-500); }

.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; padding: 8px; }
.nav-toggle span { width: 24px; height: 2px; background: var(--navy); border-radius: 2px; transition: 0.2s; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  background: var(--grad-hero);
  color: #fff;
  overflow: hidden;
  padding: 96px 0 110px;
}
.hero::before,
.hero::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  filter: blur(10px);
  opacity: 0.35;
}
.hero::before { width: 420px; height: 420px; background: #00b3ff; top: -120px; right: -80px; }
.hero::after { width: 320px; height: 320px; background: #6a8cff; bottom: -140px; left: -60px; opacity: 0.4; }

.hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}
.hero__badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.25);
  padding: 7px 14px; border-radius: 999px;
  font-size: 13px; font-weight: 700; margin-bottom: 22px;
}
.hero__badge .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent-2); box-shadow: 0 0 0 4px rgba(0, 209, 178, 0.25); }
.hero h1 {
  font-size: clamp(32px, 5vw, 56px);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.03em;
  margin: 0 0 20px;
  word-break: keep-all;
}
.hero h1 .hl { color: var(--accent); }
.hero__sub { font-size: clamp(16px, 1.9vw, 20px); color: var(--text-inv-2); margin: 0 0 34px; max-width: 520px; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; }
.hero__trust { margin-top: 30px; display: flex; gap: 26px; flex-wrap: wrap; }
.hero__trust div { font-size: 13px; color: var(--text-inv-2); }
.hero__trust b { display: block; font-size: 24px; font-weight: 800; color: #fff; }

/* Hero phone mockup */
.phone {
  position: relative;
  width: 316px;
  margin: 0 auto;
  background: #0b1e3f;
  border-radius: 38px;
  padding: 14px;
  box-shadow: var(--shadow-lg), 0 0 0 2px rgba(255, 255, 255, 0.12);
}
.phone__notch { width: 120px; height: 22px; background: #0b1e3f; border-radius: 0 0 14px 14px; position: absolute; top: 14px; left: 50%; transform: translateX(-50%); z-index: 2; }
.phone__screen { background: #fff; border-radius: 26px; overflow: hidden; height: 560px; color: #20242a; }
.shop-scroll {
  min-height: 700px;
  animation: phoneSearchScroll 5.5s var(--ease) infinite alternate;
  will-change: transform;
}
@keyframes phoneSearchScroll {
  0%, 18% { transform: translateY(0); }
  82%, 100% { transform: translateY(-122px); }
}
.phone__searchbar {
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  margin: 6px 12px 10px; padding: 10px 12px;
  background: #fff; border: 1px solid #8fd5a7; border-radius: 9px; font-size: 14px; font-weight: 800; color: #111827;
}
.phone__searchbar .lens { width: 18px; height: 18px; border: 2px solid #111827; border-radius: 50%; position: relative; flex: none; }
.phone__searchbar .lens::after { content: ""; position: absolute; width: 7px; height: 2px; background: #111827; transform: rotate(45deg); right: -5px; bottom: 0; }
.shop-head { display: flex; align-items: center; justify-content: space-between; padding: 28px 14px 4px; font-size: 15px; color: #20242a; }
.shop-head strong { display: inline-flex; align-items: center; gap: 6px; font-weight: 900; }
.shop-head .naver { display: inline-grid; place-items: center; width: 20px; height: 20px; border-radius: 4px; background: #03c75a; color: #fff; font-weight: 900; font-size: 13px; }
.shop-head .back, .shop-head .bag { color: #111827; font-size: 22px; line-height: 1; }
.shop-tabs { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid #eef1f6; border-bottom: 1px solid #eef1f6; font-size: 12px; font-weight: 800; color: #8b95a1; }
.shop-tabs span { padding: 10px 0; text-align: center; }
.shop-tabs .active { color: #111827; border-bottom: 2px solid #111827; }
.shop-region { display: flex; align-items: center; gap: 15px; padding: 10px 12px; font-size: 11px; color: #6b7280; border-bottom: 6px solid #edf0f4; white-space: nowrap; }
.shop-region b { color: #111827; }
.shop-filters { display: flex; gap: 7px; padding: 10px 10px 8px; border-bottom: 1px solid #eef1f6; overflow: hidden; }
.shop-filters span { flex: none; padding: 6px 10px; border: 1px solid #d8dee8; border-radius: 999px; font-size: 11px; font-weight: 800; color: #374151; background: #fff; }
.shop-sort { display: flex; align-items: center; justify-content: space-between; padding: 8px 12px; color: #4b5563; font-size: 11px; font-weight: 700; }
.shop-sort span { color: #9aa3af; font-weight: 900; }
.shop-item { position: relative; display: grid; grid-template-columns: 24px 82px 1fr; gap: 9px; padding: 10px 12px; border-bottom: 6px solid #edf0f4; background: #fff; }
.shop-item.top { background: linear-gradient(90deg, rgba(3,199,90,0.08), #fff 42%); }
.shop-rank { color: #03a84e; font-size: 11px; font-weight: 900; align-self: start; padding-top: 2px; }
.shop-thumb { width: 82px; height: 82px; border-radius: 8px; background: #dbe4ef; box-shadow: inset 0 0 0 1px rgba(0,0,0,0.05); }
.shop-thumb.sea { background: radial-gradient(circle at 28% 32%, #8ee6f5 0 10%, transparent 11%), linear-gradient(145deg, #53b6d0, #0d5485 60%, #102b53); }
.shop-thumb.dark { background: linear-gradient(145deg, #2d3748, #111827); }
.shop-thumb.pool { background: linear-gradient(145deg, #a7f3d0, #38bdf8 55%, #1e40af); }
.shop-thumb.diver { background: radial-gradient(circle at 70% 30%, #9ca3af 0 12%, transparent 13%), linear-gradient(145deg, #1f2937, #0f172a); }
.shop-body { min-width: 0; display: grid; gap: 3px; align-content: start; }
.shop-name { color: #111827; font-size: 12px; font-weight: 800; line-height: 1.35; word-break: keep-all; }
.shop-price { color: #111827; font-size: 16px; font-weight: 900; letter-spacing: -0.02em; }
.shop-meta { color: #03a84e; font-size: 10px; font-weight: 800; }
.shop-store { color: #6b7280; font-size: 10px; }
.blur { filter: blur(4px); user-select: none; }

/* ---------- Stat bar ---------- */
.stats {
  background: var(--navy-soft);
  color: #fff;
  margin-top: -56px;
  position: relative;
  z-index: 5;
}
.stats__inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}
.stat {
  padding: 30px 24px;
  text-align: center;
  border-right: 1px solid var(--line);
}
.stat:last-child { border-right: 0; }
.stat__num { font-size: clamp(28px, 3.4vw, 40px); font-weight: 800; color: var(--blue-500); letter-spacing: -0.02em; }
.stat__num .unit { font-size: 18px; }
.stat__label { font-size: 14px; color: var(--text-2); margin-top: 4px; font-weight: 600; }

/* ---------- Problem ---------- */
.prob-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 44px; }
.prob-card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px 26px; box-shadow: var(--shadow-sm);
}
.prob-card .no { font-size: 14px; font-weight: 800; color: var(--blue-500); letter-spacing: 0.1em; }
.prob-card h3 { font-size: 19px; margin: 10px 0 8px; }
.prob-card p { margin: 0; color: var(--text-2); font-size: 15px; }
.section-cta { margin-top: 34px; }

/* ---------- Insight (click rate compare) ---------- */
.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; margin-top: 44px; }
.compare__card { border-radius: var(--radius-lg); padding: 34px 30px; }
.compare__card.bad { background: #fff; border: 1px solid var(--line); }
.compare__card.good { background: var(--grad-hero); color: #fff; box-shadow: var(--shadow-lg); }
.compare__tag { font-size: 13px; font-weight: 800; letter-spacing: 0.06em; opacity: 0.9; }
.compare__rate { font-size: clamp(38px, 6vw, 60px); font-weight: 800; letter-spacing: -0.03em; margin: 8px 0 4px; }
.compare__card.bad .compare__rate { color: var(--text-2); }
.compare__desc { font-size: 15px; }
.compare__card.bad .compare__desc { color: var(--text-2); }
.compare__card.good .compare__desc { color: var(--text-inv-2); }
.bar { height: 10px; border-radius: 999px; background: rgba(255,255,255,0.25); margin-top: 18px; overflow: hidden; }
.compare__card.bad .bar { background: #eef1f6; }
.bar > span { display: block; height: 100%; border-radius: 999px; }
.compare__card.bad .bar > span { width: 28%; background: #c2cad8; }
.compare__card.good .bar > span { width: 82%; background: var(--accent); }

/* ---------- Ranking proof ---------- */
.rank-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; margin-top: 44px; }
.rank-card {
  position: relative;
  overflow: hidden;
  min-height: 164px;
  padding: 22px;
  border-radius: var(--radius);
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
}
.rank-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(11,30,63,0.08) 1px, transparent 1px) 0 0 / 25% 100%,
    linear-gradient(90deg, rgba(30,91,255,0.08), transparent 45%);
  pointer-events: none;
}
.rank-card h3 { position: relative; z-index: 1; margin: 0 0 16px; color: var(--blue-700); font-size: 17px; }
.rank-track { position: relative; z-index: 1; display: grid; grid-template-columns: 104px 1fr 104px; align-items: center; gap: 12px; }
.rank-now, .rank-start {
  display: grid;
  justify-items: center;
  gap: 2px;
  padding: 10px 8px;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 10px 24px rgba(11, 30, 63, 0.16);
}
.rank-now { border-top: 28px solid #f14d5d; }
.rank-start { border-top: 28px solid #eef1f6; }
.rank-now small, .rank-start small { margin-top: -31px; color: #fff; font-size: 11px; font-weight: 800; }
.rank-start small { color: #4b5563; }
.rank-now b, .rank-start b { font-size: 22px; line-height: 1.2; color: #111827; }
.rank-now em, .rank-start em { font-style: normal; font-size: 12px; color: #6b7280; }
.rank-arrow { height: 2px; background: #f14d5d; position: relative; }
.rank-arrow::before { content: ""; position: absolute; left: -2px; top: -5px; width: 10px; height: 10px; border-left: 2px solid #f14d5d; border-bottom: 2px solid #f14d5d; transform: rotate(45deg); }

/* ---------- Solution process ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-top: 44px; }
.step {
  background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius); padding: 28px 22px; position: relative;
}
.step__no {
  width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center;
  font-weight: 800; color: var(--navy); background: var(--accent-2); margin-bottom: 16px;
}
.step h3 { font-size: 18px; margin: 0 0 8px; }
.step p { margin: 0; font-size: 14px; color: var(--text-inv-2); }

/* ---------- Why / check points ---------- */
.why-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; margin-top: 44px; }
.why-card {
  display: flex; gap: 18px; padding: 28px;
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-sm);
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.why-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.why-card .icon {
  width: 54px; height: 54px; flex: none; border-radius: 14px;
  background: linear-gradient(135deg, #e7edff, #d6e2ff); color: var(--blue-700);
  display: grid; place-items: center; font-size: 24px; font-weight: 800;
}
.why-card h3 { margin: 2px 0 8px; font-size: 19px; }
.why-card p { margin: 0; color: var(--text-2); font-size: 15px; }

/* ---------- Pricing / products ---------- */
.price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 44px; }
.price-card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 34px 28px; box-shadow: var(--shadow-sm); position: relative; display: flex; flex-direction: column;
}
.price-card.featured { border-color: var(--blue-500); box-shadow: var(--shadow-md); }
.price-card .ribbon {
  position: absolute; top: -13px; left: 28px;
  background: var(--grad-accent); color: #fff; font-size: 12px; font-weight: 800;
  padding: 5px 12px; border-radius: 999px;
}
.price-card h3 { font-size: 20px; margin: 0 0 6px; }
.price-card .price { font-size: 34px; font-weight: 800; color: var(--blue-500); letter-spacing: -0.02em; }
.price-card .price small { font-size: 15px; color: var(--text-2); font-weight: 600; }
.price-card .price-note { font-size: 13px; color: var(--text-2); margin: 4px 0 18px; }
.price-card ul { list-style: none; padding: 0; margin: 0 0 24px; display: grid; gap: 10px; }
.price-card li { position: relative; padding-left: 26px; font-size: 14px; color: var(--text); }
.price-card li::before {
  content: "✓"; position: absolute; left: 0; top: 0;
  color: var(--accent-2); font-weight: 800;
}
.price-card .btn { margin-top: auto; }
.price-disclaimer { margin-top: 22px; font-size: 13px; color: var(--text-2); text-align: center; }

/* ---------- Docs (소개서/제안서/단가표) ---------- */
.docs {
  display: grid; grid-template-columns: 1.2fr 1fr; gap: 36px; align-items: center;
  background: var(--grad-hero); color: #fff; border-radius: var(--radius-lg);
  padding: 48px; margin-top: 44px; box-shadow: var(--shadow-lg);
}
.docs h3 { font-size: clamp(22px, 3vw, 30px); margin: 0 0 12px; }
.docs p { color: var(--text-inv-2); margin: 0 0 22px; }
.docs__list { display: flex; flex-wrap: wrap; gap: 10px; }
.docs__chip {
  background: rgba(255,255,255,0.12); border: 1px solid rgba(255,255,255,0.25);
  padding: 9px 16px; border-radius: 999px; font-size: 14px; font-weight: 600;
}
.docs__actions { display: grid; gap: 12px; }
.docs__note { margin: 2px 0 0; font-size: 12px; color: var(--text-inv-2); text-align: center; }

/* ---------- Portfolio preview (cards) ---------- */
.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 44px; }
.case-card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius-lg);
  overflow: hidden; box-shadow: var(--shadow-sm);
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.case-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.case-shot {
  position: relative; aspect-ratio: 4 / 3; background: #eef2f8; overflow: hidden;
}
.case-shot img { width: 100%; height: 100%; object-fit: cover; }
/* anonymized search-result visual */
.case-shot .bar-row { position: absolute; left: 14px; right: 14px; display: flex; gap: 8px; align-items: center; }
.case-shot .mini-thumb { width: 30px; height: 30px; border-radius: 7px; background: #cfd9e8; flex: none; }
.case-shot .mini-line { height: 8px; border-radius: 4px; background: #d4ddea; }
.case-shot .mini-line.blur { filter: blur(3px); }
.case-shot .hl-row { background: linear-gradient(90deg, rgba(30,91,255,0.14), transparent); border-radius: 8px; padding: 6px; }
.case-shot .rank-pill {
  position: absolute; top: 12px; left: 12px;
  background: var(--grad-accent); color: #fff; font-size: 12px; font-weight: 800;
  padding: 4px 10px; border-radius: 999px; box-shadow: var(--shadow-sm);
}
.case-body { padding: 20px 22px 24px; }
.case-cat { font-size: 12px; font-weight: 800; color: var(--blue-500); letter-spacing: 0.05em; }
.case-body h3 { font-size: 17px; margin: 8px 0 12px; line-height: 1.4; }
.case-desc { margin: -4px 0 14px; color: var(--text-2); font-size: 13px; }
.case-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tag { font-size: 12px; font-weight: 700; padding: 4px 10px; border-radius: 999px; background: var(--bg-soft); color: var(--text-2); }
.tag.up { background: #e6fbf5; color: #00a98f; }
.case-note { max-width: 760px; margin: 18px auto 0; color: var(--text-2); font-size: 13px; text-align: center; }

/* ---------- Review carousel ---------- */
.review-carousel {
  position: relative;
  margin-top: 44px;
  padding: 0 48px;
}
.review-carousel__viewport {
  overflow: hidden;
  border-radius: var(--radius-lg);
}
.review-carousel__track {
  display: flex;
  gap: 16px;
  transition: transform 0.55s var(--ease);
  will-change: transform;
}
.review-carousel__slide {
  flex: 0 0 min(360px, calc(100vw - 120px));
  margin: 0;
  padding: 0;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  background: #fff;
}
.review-carousel__slide img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 520px;
  object-fit: contain;
  background: #f5f7fb;
}
.review-carousel__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: #fff;
  color: var(--navy);
  font-size: 28px;
  line-height: 1;
  box-shadow: var(--shadow-sm);
  z-index: 2;
  transition: background 0.15s, color 0.15s;
}
.review-carousel__nav:hover {
  background: var(--blue-500);
  color: #fff;
  border-color: transparent;
}
.review-carousel__nav--prev { left: 0; }
.review-carousel__nav--next { right: 0; }
.review-carousel__dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 20px;
}
.review-carousel__dot {
  width: 10px;
  height: 10px;
  border: 0;
  border-radius: 50%;
  background: #c2cad8;
  padding: 0;
  cursor: pointer;
  transition: transform 0.15s, background 0.15s;
}
.review-carousel__dot.active {
  background: var(--blue-500);
  transform: scale(1.15);
}
.review-carousel__status {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
}

/* ---------- Column pages ---------- */
.column-toolbar {
  display: flex; flex-wrap: wrap; gap: 16px; align-items: center; justify-content: space-between;
}
.column-tabs { display: flex; flex-wrap: wrap; gap: 8px; }
.column-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 28px; }
.column-card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius-lg);
  overflow: hidden; box-shadow: var(--shadow-sm);
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.column-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.column-card__media {
  display: block; aspect-ratio: 4 / 3;
  background: linear-gradient(135deg, #e7edff, #f7f9ff); overflow: hidden;
}
.column-card__media img { width: 100%; height: 100%; object-fit: cover; }
.column-card__placeholder {
  width: 100%; height: 100%; display: grid; place-items: center;
  color: var(--blue-500); font-weight: 800; letter-spacing: 0.08em;
}
.column-card__body { padding: 22px 22px 24px; }
.column-card__body h3 { margin: 8px 0 10px; font-size: 18px; line-height: 1.45; }
.column-card__body p {
  color: var(--text-2); font-size: 14px; margin: 0 0 16px;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}
.column-card__meta { display: flex; flex-wrap: wrap; gap: 10px; color: var(--text-2); font-size: 13px; }
.column-article { max-width: 860px; margin: 0 auto; }
.column-article__head { border-bottom: 1px solid var(--line); padding-bottom: 28px; margin-bottom: 36px; }
.column-article__head h1 {
  font-size: clamp(28px, 4vw, 44px); line-height: 1.25;
  letter-spacing: -0.03em; margin: 10px 0 16px;
}
.column-article__body { color: var(--text); font-size: 17px; line-height: 1.9; }
.column-article__body p { margin: 0 0 14px; }
.column-article__body h1,
.column-article__body h2,
.column-article__body h3,
.column-article__body h4,
.column-article__body h5,
.column-article__body h6 { margin: 34px 0 14px; line-height: 1.35; letter-spacing: -0.02em; }
.column-article__body h6 { font-size: 20px; }
.column-article__body img {
  width: auto; max-width: 100%; height: auto; margin: 28px auto;
  border-radius: var(--radius); box-shadow: var(--shadow-sm);
}
.column-article__body a { color: var(--blue-500); text-decoration: underline; text-underline-offset: 3px; }
.column-article__body strong { font-weight: 800; }
.column-article__body [style] { color: inherit !important; }
.column-post-nav {
  max-width: 860px; margin: 44px auto 0;
  display: grid; grid-template-columns: 1fr auto 1fr; gap: 16px; align-items: center;
}
.column-post-nav a:not(.btn) { color: var(--text-2); font-size: 14px; }
.column-post-nav a:last-child { text-align: right; }

/* ---------- Portfolio page controls ---------- */
.pf-controls {
  display: flex; flex-wrap: wrap; gap: 16px; align-items: center; justify-content: space-between;
  margin-top: 36px;
}
.pf-tabs { display: flex; flex-wrap: wrap; gap: 8px; }
.pf-tab {
  border: 1px solid var(--line); background: #fff; color: var(--text-2);
  padding: 9px 18px; border-radius: 999px; font-size: 14px; font-weight: 700; transition: 0.15s;
}
.pf-tab:hover { border-color: var(--blue-500); color: var(--blue-500); }
.pf-tab.active { background: var(--grad-accent); color: #fff; border-color: transparent; box-shadow: var(--shadow-sm); }
.pf-search {
  display: flex; align-items: center; gap: 8px;
  background: #fff; border: 1px solid var(--line); border-radius: 999px;
  padding: 10px 18px; min-width: 260px;
}
.pf-search input { border: 0; outline: 0; font-size: 14px; width: 100%; background: transparent; color: var(--text); }
.pf-search .lens { width: 16px; height: 16px; border: 2px solid var(--blue-500); border-radius: 50%; position: relative; flex: none; }
.pf-search .lens::after { content: ""; position: absolute; width: 7px; height: 2px; background: var(--blue-500); transform: rotate(45deg); right: -5px; bottom: 0; }

.pf-empty { text-align: center; padding: 60px 0; color: var(--text-2); display: none; }
.pf-count { font-size: 14px; color: var(--text-2); margin-top: 24px; }

/* ---------- FAQ ---------- */
.faq { margin-top: 40px; display: grid; gap: 14px; max-width: 820px; margin-inline: auto; }
.faq-item { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.faq-q {
  width: 100%; text-align: left; background: none; border: 0;
  padding: 20px 24px; font-size: 16px; font-weight: 700; color: var(--navy);
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
.faq-q .plus { color: var(--blue-500); font-size: 22px; transition: transform 0.2s; flex: none; }
.faq-item.open .faq-q .plus { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.28s var(--ease); }
.faq-a p { margin: 0; padding: 0 24px 22px; color: var(--text-2); font-size: 15px; }

/* ---------- Final CTA + form ---------- */
.cta { background: var(--bg-navy); color: #fff; }
.cta__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.cta h2 { font-size: clamp(26px, 3.6vw, 42px); font-weight: 800; line-height: 1.25; letter-spacing: -0.02em; margin: 0 0 16px; }
.cta h2 .hl { color: var(--accent); }
.cta__lead { color: var(--text-inv-2); font-size: 17px; margin: 0 0 26px; }
.cta__bullets { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.cta__bullets li { padding-left: 30px; position: relative; color: #e7eefc; }
.cta__bullets li::before { content: "✓"; position: absolute; left: 0; color: var(--accent-2); font-weight: 800; font-size: 18px; }
.cta__actions { margin-top: 24px; }

/* ---------- Lead form ---------- */
.lead-form {
  background: #fff; color: var(--text); border-radius: var(--radius-lg);
  padding: 34px; box-shadow: var(--shadow-lg);
}
.lead-form h3 { margin: 0 0 4px; font-size: 22px; }
.lead-form .lf-sub { margin: 0 0 22px; font-size: 14px; color: var(--text-2); }
.lf-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.field { margin-bottom: 14px; }
.field label { display: block; font-size: 13px; font-weight: 700; margin-bottom: 7px; color: var(--navy); }
.field label .req { color: #e5484d; }
.field input, .field select, .field textarea {
  width: 100%; padding: 12px 14px; border: 1px solid var(--line); border-radius: 12px;
  font-size: 14px; font-family: inherit; color: var(--text); background: #fbfcfe; transition: 0.15s;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: 0; border-color: var(--blue-500); background: #fff; box-shadow: 0 0 0 3px rgba(30,91,255,0.12);
}
.field textarea { resize: vertical; min-height: 88px; }
.lf-captcha { display: flex; align-items: center; gap: 12px; }
.lf-captcha .q {
  background: var(--bg-soft); border: 1px dashed var(--line); border-radius: 10px;
  padding: 12px 16px; font-weight: 800; color: var(--navy); letter-spacing: 0.05em; white-space: nowrap;
}
.lf-agree { display: flex; align-items: flex-start; gap: 9px; font-size: 13px; color: var(--text-2); margin: 4px 0 18px; }
.lf-agree input { width: 16px; height: 16px; margin-top: 3px; flex: none; }
.lf-agree a { color: var(--blue-500); text-decoration: underline; }
.lf-error { color: #e5484d; font-size: 13px; margin: -6px 0 12px; display: none; }
.lf-success {
  display: none; text-align: center; padding: 30px 10px;
}
.lf-success .check {
  width: 64px; height: 64px; border-radius: 50%; margin: 0 auto 16px;
  background: var(--grad-accent); color: #fff; display: grid; place-items: center; font-size: 30px;
}
.lf-success h3 { color: var(--navy); }

/* ---------- Footer ---------- */
.footer { background: #060f22; color: #aebbd4; padding: 56px 0 30px; font-size: 14px; }
.footer__top { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 36px; padding-bottom: 32px; border-bottom: 1px solid rgba(255,255,255,0.08); }
.footer h4 { color: #fff; font-size: 15px; margin: 0 0 14px; }
.footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 9px; }
.footer a:hover { color: #fff; }
.footer__info { margin-top: 18px; line-height: 1.8; }
.footer__info b { color: #fff; }
.footer__bottom { padding-top: 22px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; font-size: 13px; color: #6b7896; }
.footer__bottom a { text-decoration: underline; text-underline-offset: 3px; }

/* ---------- Floating CTA ---------- */
.floating { position: fixed; right: 20px; bottom: 22px; z-index: 90; display: grid; gap: 12px; }
.fab {
  width: 58px; height: 58px; border-radius: 50%; border: 0;
  display: grid; place-items: center; color: #fff; font-size: 13px; font-weight: 800;
  box-shadow: var(--shadow-md); transition: transform 0.18s var(--ease);
  text-align: center; line-height: 1.1;
}
.fab:hover { transform: scale(1.08); }
.fab--tel { background: var(--blue-700); }
.fab--kakao { background: #fae100; color: #371d1e; }
.fab--top { background: var(--navy); width: 50px; height: 50px; justify-self: center; }
.fab .lbl { display: block; font-size: 10px; margin-top: 1px; }
.has-sticky-lead { padding-bottom: 96px; }
.has-sticky-lead .floating { bottom: 112px; }

.phone-popover {
  position: fixed;
  inset: 0;
  z-index: 120;
  display: none;
  place-items: center;
  padding: 20px;
  background: rgba(6, 15, 34, 0.45);
}
.phone-popover.open { display: grid; }
.phone-popover__box {
  position: relative;
  width: min(420px, 100%);
  padding: 28px;
  border-radius: var(--radius-lg);
  background: #fff;
  color: var(--text);
  box-shadow: var(--shadow-lg);
  text-align: center;
}
.phone-popover__close {
  position: absolute;
  top: 12px;
  right: 14px;
  border: 0;
  background: transparent;
  color: var(--text-2);
  font-size: 26px;
  line-height: 1;
}
.phone-popover p { margin: 0 0 8px; color: var(--text-2); }
.phone-popover strong {
  display: block;
  color: var(--blue-500);
  font-size: 30px;
  line-height: 1.2;
  letter-spacing: -0.02em;
}
.phone-popover__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 22px;
}
.phone-popover__status {
  display: block;
  min-height: 20px;
  margin-top: 12px;
  color: var(--accent-2);
  font-size: 13px;
  font-weight: 800;
}

/* ---------- Sticky lead CTA ---------- */
.sticky-lead {
  position: fixed;
  left: 50%;
  bottom: 18px;
  transform: translateX(-50%);
  z-index: 96;
  width: min(760px, calc(100% - 32px));
  pointer-events: none;
}
.sticky-lead__inner {
  pointer-events: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 14px 12px 20px;
  border: 1px solid rgba(0, 209, 178, 0.28);
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(11, 30, 63, 0.96), rgba(10, 61, 222, 0.94));
  box-shadow: 0 20px 52px rgba(10, 61, 222, 0.28);
  backdrop-filter: saturate(180%) blur(14px);
}
.sticky-lead__notice {
  margin: 0;
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.02em;
  text-align: center;
  white-space: nowrap;
}
.sticky-lead__notice strong {
  color: var(--accent);
  font-weight: 900;
}
.sticky-lead__button {
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 24px;
  border-radius: 999px;
  background: var(--accent);
  color: var(--navy);
  font-size: 16px;
  font-weight: 900;
  letter-spacing: -0.02em;
  box-shadow: 0 12px 28px rgba(255, 196, 0, 0.28);
  transition: transform 0.18s var(--ease), box-shadow 0.18s var(--ease);
}
.sticky-lead__button:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 36px rgba(255, 196, 0, 0.34);
}
@keyframes stickyLeadShine {
  from { background-position: 0% 50%; }
  to { background-position: 100% 50%; }
}
.sticky-lead__shine {
  background-image: linear-gradient(
    90deg,
    #0b1e3f 0%,
    #0b1e3f 18%,
    #1e5bff 23%,
    #00d1b2 26%,
    #1e5bff 29%,
    #0b1e3f 34%,
    #0b1e3f 100%
  );
  background-size: 200% 100%;
  background-repeat: repeat;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: stickyLeadShine 2.2s linear infinite;
}

/* page hero (sub pages) */
.page-hero { background: var(--grad-hero); color: #fff; padding: 70px 0; }
.page-hero h1 { font-size: clamp(28px, 4vw, 44px); font-weight: 800; margin: 0 0 10px; letter-spacing: -0.02em; }
.page-hero p { margin: 0; color: var(--text-inv-2); font-size: 17px; }
.crumbs { font-size: 13px; color: var(--text-inv-2); margin-bottom: 14px; }
.crumbs a { text-decoration: underline; text-underline-offset: 3px; }

/* ---------- Legal pages ---------- */
.legal {
  max-width: 860px;
  margin: 0 auto;
}
.legal h2 { margin: 34px 0 10px; font-size: 22px; }
.legal p, .legal li { color: var(--text-2); }
.legal ul { padding-left: 20px; }
.legal-box {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  margin: 24px 0;
}

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s var(--ease), transform 0.6s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .hero__grid { grid-template-columns: 1fr; gap: 40px; }
  .hero__media { order: -1; }
  .stats__inner { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(2) { border-right: 0; }
  .stat:nth-child(1), .stat:nth-child(2) { border-bottom: 1px solid var(--line); }
  .prob-grid, .price-grid, .case-grid, .rank-grid, .column-grid { grid-template-columns: 1fr 1fr; }
  .steps { grid-template-columns: 1fr 1fr; }
  .compare, .why-grid, .docs, .cta__grid, .footer__top { grid-template-columns: 1fr; }
  .docs { padding: 34px; }
}

@media (max-width: 720px) {
  .section { padding: 64px 0; }
  .brand__logo { width: 136px; }
  .header__inner { gap: 12px; }
  .nav, .header__tel { display: none; }
  .nav-toggle { display: flex; }
  .nav.open {
    display: flex; flex-direction: column; align-items: flex-start; gap: 4px;
    position: absolute; top: var(--header-h); left: 0; right: 0;
    background: #fff; border-bottom: 1px solid var(--line); padding: 14px 20px;
    box-shadow: var(--shadow-md);
  }
  .nav.open a { padding: 10px 0; width: 100%; }
  .nav.open .nav__mobile-tel {
    display: block;
    margin-top: 6px;
    padding: 12px 14px;
    border-radius: 12px;
    background: var(--bg-soft);
    color: var(--blue-500);
    font-weight: 800;
  }
  .phone { width: min(316px, 92vw); }
  .phone__screen { height: 540px; }
  .shop-item { grid-template-columns: 22px 74px 1fr; }
  .shop-thumb { width: 74px; height: 74px; }
  .rank-track { grid-template-columns: 96px 1fr 96px; }
  .prob-grid, .price-grid, .case-grid, .steps, .lf-row, .rank-grid, .column-grid { grid-template-columns: 1fr; }
  .review-carousel { padding: 0 40px; }
  .review-carousel__slide { flex: 0 0 calc(100vw - 80px); }
  .column-toolbar { flex-direction: column; align-items: stretch; }
  .column-tabs { align-items: stretch; }
  .column-tabs .pf-tab { flex: 1 1 auto; }
  .column-post-nav { grid-template-columns: 1fr; }
  .column-post-nav a:last-child { text-align: left; }
  .pf-controls { flex-direction: column; align-items: stretch; }
  .pf-search { min-width: 0; }
  .floating { right: 14px; bottom: 14px; gap: 8px; }
  .has-sticky-lead .floating { bottom: 104px; }
  .fab { width: 52px; height: 52px; }
  .fab--top { width: 44px; height: 44px; }
  .floating .fab span.lbl { display: none; }
  .has-sticky-lead { padding-bottom: 118px; }
  .sticky-lead { bottom: 12px; width: calc(100% - 20px); }
  .sticky-lead__inner {
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 10px;
    border-radius: 22px;
  }
  .sticky-lead__notice { font-size: 13px; white-space: normal; }
  .sticky-lead__button { min-height: 44px; width: 100%; font-size: 15px; }
}

@media (prefers-reduced-motion: reduce) {
  .shop-scroll,
  .sticky-lead__shine,
  .reveal,
  .review-carousel__track {
    animation: none !important;
    transition: none !important;
  }
}