/* =========================================================
   (주)대한에어클린 — 에어컨 정복자
   새니텍 구성·UI/UX 모방: 라이트 배경 + 라운드 카드 + 다크 패널
   브랜드 컬러: 네이비 + 옐로우 (전단지 기반)
========================================================= */
:root {
  --navy-900: #14264f;
  --navy-800: #1a2f5e;
  --navy-700: #23407e;
  --navy-600: #2d51a3;
  --blue-500: #2f6fd0;
  --blue-100: #e8f0fb;
  --blue-50:  #f4f8fd;
  --bg:       #f6f8fb;
  --accent:   #ffd534;
  --accent-dark: #f5c400;
  --text:     #26303e;
  --text-sub: #5b6675;
  --line:     #e3e9f2;
  --white:    #ffffff;
  --r-lg:     28px;
  --r-md:     16px;
  --shadow:   0 10px 30px rgba(20, 38, 79, .08);
  --font: "Pretendard Variable", Pretendard, -apple-system, "Malgun Gothic", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body { font-family: var(--font); color: var(--text); line-height: 1.65; background: var(--bg); }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
em { font-style: normal; }

.container { width: min(1140px, 92%); margin: 0 auto; }

/* ===== 헤더 ===== */
.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.95); backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; gap: 26px; height: 68px; }
.logo { display: flex; align-items: center; gap: 10px; margin-right: auto; }
.logo { display: flex; align-items: center; gap: 10px; }
.logo-mark-img { height: 36px; max-height: 36px; width: auto; display: block; }
.logo-text { display: flex; flex-direction: column; line-height: 1.25; }
.logo-text strong { font-size: 19px; font-weight: 900; color: #1a1a1a; letter-spacing: -.03em; }
.logo-text small { font-size: 9px; font-weight: 700; letter-spacing: .3em; color: #8a8f99; }
.header-tel { font-weight: 800; color: var(--navy-800); font-size: 16px; }

.nav { display: flex; align-items: center; gap: 24px; font-size: 15px; font-weight: 600; }
.nav a { color: var(--text); transition: color .2s; }
.nav a:hover { color: var(--blue-500); }
.nav-cta {
  background: var(--navy-800); color: #fff !important;
  padding: 9px 20px; border-radius: 999px;
}
.nav-cta:hover { background: var(--navy-600); }

.nav-toggle { display: none; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--navy-800); margin: 5px 0; border-radius: 2px; transition: .25s; }

/* ===== 버튼 ===== */
.btn {
  display: inline-block; padding: 13px 30px; border-radius: 999px;
  font-weight: 700; font-size: 15.5px; border: 0; cursor: pointer;
  transition: transform .15s, box-shadow .15s, background .2s;
}
.btn:hover { transform: translateY(-2px); }
.btn-accent { background: var(--accent); color: var(--navy-900); box-shadow: 0 6px 18px rgba(245,196,0,.35); }
.btn-accent:hover { background: var(--accent-dark); }
.btn-ghost { background: rgba(255,255,255,.1); color: #fff; border: 1.5px solid rgba(255,255,255,.5); }
.btn-ghost:hover { background: rgba(255,255,255,.2); }
.btn-navy { background: var(--navy-800); color: #fff; }
.btn-navy:hover { background: var(--navy-600); }
.btn-block { width: 100%; }

/* ===== 공통 섹션 헤드 ===== */
.section { padding: 84px 0; }
.sec-head { max-width: 720px; margin: 0 auto 46px; text-align: center; }
.sec-head h2 {
  font-size: clamp(24px, 3.6vw, 34px); font-weight: 800;
  letter-spacing: -.03em; color: var(--navy-900); line-height: 1.35;
}
.sec-head h2 em { color: var(--blue-500); }
.sec-head p { margin-top: 14px; color: var(--text-sub); font-size: 16px; }
.sec-eyebrow {
  font-size: 13px; font-weight: 800; letter-spacing: .14em;
  color: var(--blue-500); margin-bottom: 12px;
}
.sec-eyebrow.light { color: var(--accent); }

/* ===== 히어로 (라운드 카드) ===== */
.hero { padding: 28px 0 0; }
.hero-card {
  position: relative; overflow: hidden;
  border-radius: var(--r-lg);
  background:
    radial-gradient(700px 380px at 90% 0%, rgba(47,111,208,.5), transparent 60%),
    linear-gradient(140deg, var(--navy-900) 20%, var(--navy-700) 70%, var(--navy-600) 100%);
  color: #fff;
  display: grid; grid-template-columns: 1.15fr .85fr; gap: 20px;
  padding: 56px 60px; align-items: center;
  box-shadow: var(--shadow);
}
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13.5px; font-weight: 700; color: #cfe0f7;
  background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.22);
  padding: 6px 16px; border-radius: 999px; margin-bottom: 20px;
}
.hero-eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); }
.hero-title { font-size: clamp(30px, 4.6vw, 46px); font-weight: 800; letter-spacing: -.03em; line-height: 1.22; }
.hero-title em { color: var(--accent); }
.hero-svc {
  margin-top: 20px; display: flex; flex-wrap: wrap; align-items: center;
  gap: 8px 16px;
}
.hero-svc li {
  display: flex; align-items: center; gap: 16px;
  font-size: clamp(19px, 2.4vw, 24px); font-weight: 800; letter-spacing: -.02em;
  background: linear-gradient(180deg, #ffffff 30%, #b9cdf0);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  white-space: nowrap;
}
.hero-svc li + li::before {
  content: "/";
  background: none; color: var(--accent);
  font-weight: 800; font-size: .85em;
  transform: skewX(-14deg); opacity: .95;
}
.hero-quote { margin-top: 18px; font-size: 15.5px; color: #d5e0f3; line-height: 1.75; }
.hero-feats {
  margin-top: 24px; display: grid; grid-template-columns: repeat(3, auto);
  gap: 10px 22px; justify-content: start;
}
.hero-feats li { display: flex; align-items: center; gap: 7px; font-size: 13.5px; font-weight: 600; color: #e6edf9; }
.hero-feats li span { font-size: 16px; }
.hero-actions { margin-top: 30px; display: flex; gap: 12px; flex-wrap: wrap; }

.hero-right { position: relative; display: flex; justify-content: center; }
.hero-visual {
  position: relative; z-index: 2;
  width: min(300px, 80%); aspect-ratio: 1;
  border-radius: 38% 62% 55% 45% / 45% 40% 60% 55%;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.18);
  display: flex; align-items: center; justify-content: center;
  padding: 24px;
}
.hero-blob { position: absolute; border-radius: 50%; filter: blur(2px); }
.hero-blob.b1 { width: 60px; height: 60px; background: rgba(255,213,52,.5); top: 6%; right: 8%; }
.hero-blob.b2 { width: 34px; height: 34px; background: rgba(255,255,255,.25); bottom: 10%; left: 6%; }

/* ===== 인증 스트립 ===== */
.cert { padding: 40px 0 0; }
.cert-inner {
  display: flex; align-items: center; gap: 28px; flex-wrap: wrap;
  background: var(--white); border: 1.5px solid var(--line);
  border-radius: var(--r-md); padding: 24px 30px; box-shadow: var(--shadow);
}
.cert-badge { display: flex; align-items: center; gap: 13px; flex-shrink: 0; }
.cert-mark {
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--accent); color: var(--navy-900);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; font-weight: 800;
}
.cert-badge-text { display: flex; flex-direction: column; line-height: 1.3; }
.cert-badge-text strong { color: var(--navy-900); font-size: 17px; letter-spacing: -.02em; }
.cert-badge-text span { color: var(--blue-500); font-size: 12.5px; font-weight: 700; }
.cert-copy { flex: 1; min-width: 280px; font-size: 14.5px; color: var(--text-sub); }
.cert-copy strong { color: var(--navy-800); }

/* ===== 프로모션 (다크 패널) ===== */
.promo { padding: 64px 0; }
.promo-panel {
  border-radius: var(--r-lg); overflow: hidden;
  background:
    radial-gradient(600px 300px at 85% 0%, rgba(47,111,208,.35), transparent 60%),
    linear-gradient(150deg, #0f1d3d, var(--navy-800));
  color: #fff; padding: 54px 56px; box-shadow: var(--shadow);
}
.promo-head { text-align: center; max-width: 620px; margin: 0 auto 40px; }
.promo-tag { font-size: 13px; font-weight: 800; letter-spacing: .14em; color: var(--accent); margin-bottom: 12px; }
.promo-head h2 { font-size: clamp(24px, 3.4vw, 32px); font-weight: 800; letter-spacing: -.03em; }
.promo-sub { margin-top: 12px; color: #b9c7e2; font-size: 15px; }

.promo-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.promo-col {
  background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.14);
  border-radius: var(--r-md); padding: 26px 24px;
}
.promo-col-tag { font-size: 11.5px; font-weight: 700; letter-spacing: .1em; color: #8fa8d4; text-transform: uppercase; }
.promo-col h3 { font-size: 18px; margin: 6px 0 16px; color: var(--accent); letter-spacing: -.02em; }
.promo-col ul { display: grid; gap: 9px; }
.promo-col li {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 14px; color: #dbe4f5;
  border-bottom: 1px dashed rgba(255,255,255,.12); padding-bottom: 9px;
}
.promo-col li:last-child { border-bottom: 0; padding-bottom: 0; }
.promo-col li em { font-weight: 800; color: #fff; font-size: 13.5px; }
.promo-notes { margin-top: 28px; display: grid; gap: 4px; }
.promo-notes p { font-size: 12.5px; color: #8fa0c4; }

/* ===== 추천 대상 ===== */
.persona { background: var(--bg); }
.persona-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.p-card {
  background: var(--white); border: 1px solid var(--line);
  border-radius: var(--r-md); padding: 28px 30px;
  transition: transform .2s, box-shadow .2s;
}
.p-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.p-top { display: flex; align-items: center; gap: 14px; margin-bottom: 14px; }
.p-avatar {
  width: 48px; height: 48px; border-radius: 50%; flex-shrink: 0;
  background: linear-gradient(135deg, var(--navy-700), var(--blue-500));
  color: #fff; font-weight: 800; font-size: 18px;
  display: flex; align-items: center; justify-content: center;
}
.p-top h3 { font-size: 16.5px; color: var(--navy-900); letter-spacing: -.02em; }
.p-top small { font-size: 12.5px; color: var(--text-sub); }
.p-card > p { font-size: 14.5px; color: var(--text-sub); }

/* ===== 왜 대한에어클린 ===== */
.why { background: var(--white); }
.why-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.why-card {
  border: 1.5px solid var(--line); border-radius: var(--r-md);
  padding: 28px 26px; background: var(--blue-50);
}
.why-num { display: block; font-size: 17px; font-weight: 800; color: var(--blue-500); margin-bottom: 10px; letter-spacing: -.02em; }
.why-card p { font-size: 14.5px; color: var(--text-sub); }

.diag-head { margin-top: 76px; }
.diag-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.diag-card {
  position: relative; background: var(--white); border: 1px solid var(--line);
  border-radius: var(--r-md); padding: 30px 26px; text-align: center;
  box-shadow: var(--shadow);
}
.diag-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 66px; height: 66px; border-radius: 20px; font-size: 30px;
  background: var(--blue-100); margin-bottom: 14px;
}
.diag-step {
  position: absolute; top: 18px; left: 20px;
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--navy-800); color: var(--accent);
  font-size: 14px; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
}
.diag-card h3 { font-size: 18px; color: var(--navy-900); margin-bottom: 8px; }
.diag-card p { font-size: 14px; color: var(--text-sub); }

/* ===== 인용구 밴드 ===== */
.quote-band {
  background:
    radial-gradient(700px 300px at 15% 100%, rgba(47,111,208,.3), transparent 60%),
    linear-gradient(150deg, #0f1d3d, var(--navy-800));
  padding: 88px 0; text-align: center; color: #fff;
}
.quote-label { font-size: 14px; font-weight: 700; letter-spacing: .1em; color: #8fa8d4; margin-bottom: 18px; }
.quote-text { font-size: clamp(26px, 4.4vw, 42px); font-weight: 800; letter-spacing: -.03em; line-height: 1.35; }
.quote-text em { color: var(--accent); }

/* ===== 비용 비교 ===== */
.compare { background: var(--white); }
.cmp-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 54px; align-items: center; }
.cmp-copy h2 { font-size: clamp(24px, 3.4vw, 32px); font-weight: 800; letter-spacing: -.03em; color: var(--navy-900); line-height: 1.35; }
.cmp-copy > p { margin-top: 16px; color: var(--text-sub); font-size: 15.5px; }
.cmp-points { margin-top: 24px; display: grid; gap: 12px; }
.cmp-points li {
  display: flex; align-items: center; gap: 12px;
  background: var(--blue-50); border: 1px solid var(--line);
  border-radius: 12px; padding: 13px 18px;
  font-size: 15px; font-weight: 600; color: var(--navy-800);
}
.cmp-points li span { font-size: 19px; }

.cmp-chart {
  background: var(--white); border: 1.5px solid var(--line);
  border-radius: var(--r-md); padding: 34px 34px 28px; box-shadow: var(--shadow);
}
.cmp-chart-title { font-size: 18px; font-weight: 800; color: var(--navy-900); letter-spacing: -.02em; }
.cmp-chart-sub { font-size: 13.5px; color: var(--text-sub); margin-top: 4px; }
.cmp-bars {
  display: flex; align-items: flex-end; justify-content: space-around;
  gap: 20px; height: 240px; margin-top: 30px; padding: 0 8px;
  border-bottom: 2px solid var(--line);
}
.cmp-bar { display: flex; flex-direction: column; align-items: center; justify-content: flex-end; height: 100%; flex: 1; }
.bar {
  position: relative; width: min(72px, 100%); height: var(--h);
  border-radius: 10px 10px 0 0;
  display: flex; align-items: flex-start; justify-content: center;
}
.bar span { margin-top: 8px; font-size: 14px; font-weight: 800; color: #fff; }
.bar.b-high { background: #c3cede; }
.bar.b-mid  { background: #93a8c8; }
.bar.b-ours { background: linear-gradient(180deg, var(--blue-500), var(--navy-600)); }
.bar.b-ours i {
  position: absolute; top: -34px; white-space: nowrap;
  background: var(--accent); color: var(--navy-900);
  font-size: 11.5px; font-weight: 800; padding: 4px 10px; border-radius: 999px;
}

/* ===== 차트 애니메이션: 차트가 충분히 보일 때 막대가 차오름 ===== */
.cmp-chart .bar { height: 0; transition: height 1.1s cubic-bezier(.25, 1, .4, 1); }
.cmp-chart.chart-play .bar { height: var(--h); }
.cmp-bar:nth-child(1) .bar { transition-delay: .15s; }
.cmp-bar:nth-child(2) .bar { transition-delay: .45s; }
.cmp-bar:nth-child(3) .bar { transition-delay: .75s; }
.cmp-chart .bar span { opacity: 0; transition: opacity .3s ease; }
.cmp-chart.chart-play .cmp-bar:nth-child(1) .bar span { opacity: 1; transition-delay: .15s; }
.cmp-chart.chart-play .cmp-bar:nth-child(2) .bar span { opacity: 1; transition-delay: .45s; }
.cmp-chart.chart-play .cmp-bar:nth-child(3) .bar span { opacity: 1; transition-delay: .75s; }
.cmp-chart .bar.b-ours i { opacity: 0; }
.cmp-chart.chart-play .bar.b-ours i {
  animation:
    badgePop .5s cubic-bezier(.34, 1.56, .64, 1) 1.9s forwards,
    badgeFloat 2.4s ease-in-out 2.7s infinite;
}
@keyframes badgePop {
  from { opacity: 0; transform: scale(.4) translateY(10px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}
@keyframes badgeFloat {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-6px); }
}
@media (prefers-reduced-motion: reduce) {
  .cmp-chart .bar { height: var(--h) !important; transition: none; }
  .cmp-chart .bar span { opacity: 1 !important; transition: none; }
  .cmp-chart .bar.b-ours i { opacity: 1 !important; animation: none !important; }
}
.bar-name { margin-top: 10px; font-size: 13px; font-weight: 700; color: var(--navy-800); text-align: center; line-height: 1.35; }
.bar-name small { font-weight: 500; color: var(--text-sub); }
.cmp-foot { margin-top: 16px; font-size: 13.5px; color: var(--blue-500); font-weight: 700; text-align: center; }

/* ===== 진심 서비스 (프로세스) ===== */
.sincere { background: var(--bg); }
.flow-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; max-width: 880px; margin: 0 auto; }
.flow-item {
  display: flex; gap: 16px; align-items: flex-start;
  background: var(--white); border: 1px solid var(--line);
  border-radius: var(--r-md); padding: 24px 26px;
}
.flow-num {
  flex-shrink: 0; width: 42px; height: 42px; border-radius: 50%;
  background: var(--navy-800); color: var(--accent);
  font-weight: 800; font-size: 18px;
  display: flex; align-items: center; justify-content: center;
}
.flow-item h3 { font-size: 17px; color: var(--navy-900); margin-bottom: 5px; letter-spacing: -.02em; }
.flow-item p { font-size: 14px; color: var(--text-sub); }

/* ===== 다양한 서비스 (3카드) ===== */
.services { background: var(--white); }
.svc-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.svc-card {
  background: var(--white); border: 1.5px solid var(--line);
  border-radius: var(--r-md); padding: 0 0 26px; overflow: hidden;
  display: flex; flex-direction: column;
  transition: transform .2s, box-shadow .2s;
}
.svc-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.svc-visual {
  height: 190px; overflow: hidden; margin-bottom: 22px;
  background: var(--blue-100);
}
.svc-visual img {
  width: 100%; height: 100%; object-fit: cover; display: block;
  transition: transform .35s ease;
}
.svc-card:hover .svc-visual img { transform: scale(1.05); }
.svc-card h3 { font-size: 18.5px; color: var(--navy-900); letter-spacing: -.02em; padding: 0 26px; margin-bottom: 10px; }
.svc-card > p { font-size: 14px; color: var(--text-sub); padding: 0 26px; margin-bottom: 14px; flex: 1; }
.svc-card ul { padding: 0 26px; display: grid; gap: 6px; margin-bottom: 18px; }
.svc-card ul li { position: relative; padding-left: 22px; font-size: 13.5px; color: var(--navy-800); font-weight: 600; }
.svc-card ul li::before {
  content: "✔"; position: absolute; left: 0; top: 3px;
  width: 16px; height: 16px; border-radius: 50%;
  background: var(--blue-100); color: var(--blue-500);
  font-size: 9px; display: flex; align-items: center; justify-content: center; font-weight: 800;
}
.svc-link { padding: 0 26px; font-size: 14px; font-weight: 700; color: var(--blue-500); }
.svc-link:hover { text-decoration: underline; }

/* ===== 상세 섹션 (교차 배치) ===== */
.detail { background: var(--bg); }
.detail.alt { background: var(--white); }
.detail-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 54px; align-items: center; }
.detail-grid.rev .detail-copy { order: 2; }
.detail-grid.rev .detail-visual { order: 1; }
.detail-copy h2 { font-size: clamp(23px, 3.2vw, 31px); font-weight: 800; letter-spacing: -.03em; color: var(--navy-900); line-height: 1.35; }
.detail-copy > p { margin-top: 14px; color: var(--text-sub); font-size: 15.5px; }
.detail-copy > p strong { color: var(--navy-800); }
.detail-steps { margin-top: 24px; display: grid; gap: 12px; counter-reset: dstep; }
.detail-steps li {
  position: relative; counter-increment: dstep;
  background: var(--white); border: 1px solid var(--line);
  border-radius: 12px; padding: 14px 18px 14px 52px;
  font-size: 14.5px; color: var(--text-sub);
}
.detail.alt .detail-steps li { background: var(--blue-50); }
.detail-steps li strong { color: var(--navy-900); }
.detail-steps li::before {
  content: counter(dstep);
  position: absolute; left: 16px; top: 50%; transform: translateY(-50%);
  width: 24px; height: 24px; border-radius: 50%;
  background: var(--navy-800); color: var(--accent);
  font-size: 12.5px; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
}

.dv-card {
  background: var(--white); border: 1.5px solid var(--line);
  border-radius: var(--r-md); padding: 34px 32px; box-shadow: var(--shadow);
}
.dv-card.navy {
  background: linear-gradient(150deg, var(--navy-800), var(--navy-600));
  border: 0; color: #fff;
}
.dv-title { font-size: 17px; font-weight: 800; letter-spacing: -.02em; color: var(--navy-900); margin-bottom: 16px; }
.dv-card.navy .dv-title { color: #fff; }
.dv-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.dv-tags li {
  background: var(--blue-50); border: 1px solid var(--line);
  color: var(--navy-800); padding: 7px 16px; border-radius: 999px;
  font-size: 13.5px; font-weight: 700;
}
.dv-card.navy .dv-tags li { background: rgba(255,255,255,.1); border-color: rgba(255,255,255,.25); color: #fff; }
.dv-note { margin-top: 18px; font-size: 13.5px; color: var(--text-sub); font-weight: 600; }
.dv-card.navy .dv-note { color: #cfe0f7; }
.dv-btn { margin-top: 18px; }

.brand-row { display: flex; flex-wrap: wrap; gap: 10px; }
.brand-logo {
  flex: 1; min-width: 100px; text-align: center;
  background: var(--blue-50); border: 1px solid var(--line);
  border-radius: 12px; padding: 18px 10px;
  font-size: 16.5px; font-weight: 800; color: var(--navy-800);
}

/* ===== 회사소개 ===== */
.about { background: var(--bg); }
.about-grid { display: grid; grid-template-columns: 1.25fr 1fr; gap: 40px; align-items: start; }
.about-text {
  background: var(--white); border: 1px solid var(--line);
  border-radius: var(--r-md); padding: 34px 34px 28px;
}
.about-text p { margin-bottom: 16px; font-size: 15.5px; color: #3a4553; }
.about-text strong { color: var(--navy-800); }
.about-history { margin-top: 8px; display: grid; gap: 12px; }
.history-item {
  display: flex; gap: 16px; align-items: flex-start;
  background: var(--blue-50); border: 1px solid var(--line);
  border-radius: 12px; padding: 15px 20px;
}
.history-year { font-weight: 800; color: var(--blue-500); font-size: 17px; min-width: 48px; }
.history-item p { margin: 0; font-size: 14px; }
.about-card {
  background: linear-gradient(160deg, var(--navy-800), var(--navy-600));
  color: #fff; border-radius: var(--r-md); padding: 32px 30px; box-shadow: var(--shadow);
}
.about-card h3 { font-size: 19px; margin-bottom: 18px; color: var(--accent); letter-spacing: -.02em; }
.check-list li { position: relative; padding: 7px 0 7px 30px; font-size: 15px; }
.check-list li::before {
  content: "✔"; position: absolute; left: 0; top: 8px;
  width: 19px; height: 19px; border-radius: 50%;
  background: var(--accent); color: var(--navy-900);
  font-size: 10px; display: flex; align-items: center; justify-content: center; font-weight: 800;
}

/* ===== 상담 신청 (다크 패널) ===== */
.contact-sec { padding: 30px 0 90px; }
.contact-panel {
  border-radius: var(--r-lg); overflow: hidden;
  background:
    radial-gradient(600px 340px at 8% 10%, rgba(47,111,208,.35), transparent 60%),
    linear-gradient(150deg, #0f1d3d, var(--navy-800));
  color: #fff; padding: 56px;
  display: grid; grid-template-columns: 1fr 1.25fr; gap: 46px;
  box-shadow: var(--shadow);
}
.contact-info h2 { font-size: clamp(23px, 3.2vw, 30px); font-weight: 800; letter-spacing: -.03em; line-height: 1.3; }
.contact-lead { margin: 10px 0 26px; color: #b9c7e2; font-size: 15px; }
.ci-item {
  display: flex; gap: 14px; align-items: flex-start;
  background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.14);
  border-radius: 14px; padding: 17px 20px; margin-bottom: 13px;
}
.ci-icon { font-size: 22px; }
.ci-item h3 { font-size: 13px; color: #8fa8d4; font-weight: 700; margin-bottom: 3px; }
.ci-item p { font-size: 15px; font-weight: 600; color: #fff; }
.ci-tel { font-size: 23px !important; font-weight: 800 !important; color: var(--accent) !important; }

.contact-form {
  background: var(--white); border-radius: var(--r-md);
  padding: 34px 32px; display: grid; gap: 17px; color: var(--text);
}
.contact-form label { display: block; font-size: 14px; font-weight: 700; color: var(--navy-900); }
.contact-form label em { color: #e5484d; }
.contact-form input[type="text"],
.contact-form input[type="tel"],
.contact-form textarea {
  width: 100%; margin-top: 7px; padding: 12px 14px;
  border: 1.5px solid var(--line); border-radius: 10px;
  font-family: var(--font); font-size: 15px; color: var(--text);
  transition: border-color .2s; background: var(--blue-50);
}
.contact-form input:focus, .contact-form textarea:focus {
  outline: none; border-color: var(--blue-500); background: #fff;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-services { border: 1.5px solid var(--line); border-radius: 10px; padding: 14px 16px 10px; }
.form-services legend { font-size: 14px; font-weight: 700; color: var(--navy-900); padding: 0 6px; }
.form-services label {
  display: inline-flex; align-items: center; gap: 6px;
  font-weight: 500; font-size: 14px; color: var(--text);
  margin: 0 12px 8px 0;
}
.form-agree { display: flex !important; align-items: center; gap: 8px; font-weight: 500 !important; font-size: 13px !important; color: var(--text-sub) !important; }
.form-note { font-size: 14px; text-align: center; color: var(--blue-500); font-weight: 600; min-height: 1em; }
.form-note.ok { color: #1c7a3d; }

/* ===== 푸터 ===== */
.footer { background: var(--white); border-top: 1px solid var(--line); color: var(--text-sub); font-size: 14px; }
.footer-inner { display: flex; justify-content: space-between; gap: 30px; padding: 46px 0 34px; flex-wrap: wrap; }
.footer-logo { font-size: 19px; font-weight: 800; color: var(--navy-900); margin-bottom: 12px; }
.footer-logo small { font-size: 12px; color: var(--blue-500); font-weight: 700; margin-left: 6px; }
.footer-brand p { margin-bottom: 4px; }
.footer-links { display: flex; flex-direction: column; gap: 9px; font-weight: 600; }
.footer-links a:hover { color: var(--navy-900); }
.footer-copy { border-top: 1px solid var(--line); text-align: center; padding: 16px 0; font-size: 12.5px; color: #93a0b4; }

/* ===== 플로팅 전화 ===== */
.floating-call {
  position: fixed; right: 22px; bottom: 22px; z-index: 90;
  display: flex; align-items: center; gap: 10px;
  background: var(--accent); color: var(--navy-900);
  padding: 14px 22px; border-radius: 999px; font-weight: 800; font-size: 16px;
  box-shadow: 0 10px 26px rgba(0,0,0,.22);
  transition: transform .15s;
}
.floating-call:hover { transform: translateY(-3px); }
.floating-call-icon { font-size: 19px; }

/* ===== 반응형 ===== */
@media (max-width: 960px) {
  .header-tel { display: none; }
  .hero-card { grid-template-columns: 1fr; padding: 44px 36px; }
  .hero-right { display: none; }
  .promo-grid, .svc-grid, .why-grid, .diag-grid { grid-template-columns: 1fr 1fr; }
  .promo-grid .promo-col:last-child { grid-column: 1 / -1; }
  .cmp-grid, .detail-grid, .about-grid, .contact-panel { grid-template-columns: 1fr; }
  .detail-grid.rev .detail-copy { order: 1; }
  .detail-grid.rev .detail-visual { order: 2; }
  .contact-panel { padding: 40px 32px; }
  .promo-panel { padding: 40px 32px; }
}

@media (max-width: 680px) {
  /* backdrop-filter가 fixed 자식의 기준점을 바꾸므로 모바일에선 제거 */
  .header { background: #fff; backdrop-filter: none; }
  .nav {
    position: fixed; top: 68px; right: 0; bottom: 0; width: 260px;
    background: #fff; flex-direction: column; align-items: flex-start;
    padding: 30px 26px; gap: 20px; box-shadow: -8px 0 30px rgba(0,0,0,.12);
    transform: translateX(100%); transition: transform .28s;
  }
  .nav.open { transform: translateX(0); }
  .nav-toggle { display: block; }
  .nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle.open span:nth-child(2) { opacity: 0; }
  .nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .section { padding: 60px 0; }
  .hero-card { padding: 36px 26px; }
  .hero-svc { gap: 6px 12px; }
  .hero-svc li { font-size: 18px; gap: 12px; }
  .hero-feats { grid-template-columns: repeat(2, auto); }
  .persona-grid, .why-grid, .diag-grid, .svc-grid, .flow-grid,
  .promo-grid, .form-row { grid-template-columns: 1fr; }
  .cert-inner { flex-direction: column; align-items: flex-start; }
  .cmp-bars { height: 200px; gap: 10px; }
  .floating-call-text { display: none; }
  .floating-call { padding: 16px; }
}