/* ==========================================================================
   911보일러할인마트 & 에어컨 — 리뉴얼 스타일
   블루(신뢰·에어컨)  +  오렌지/레드(911 출동·난방)
   ========================================================================== */

:root {
  --blue-50: #eef4ff;
  --blue-100: #dbe8ff;
  --blue-500: #2f7bff;
  --blue-600: #1f66f5;
  --blue-700: #164fc4;
  --navy-900: #081227;
  --navy-800: #0b1b3d;
  --navy-700: #0f2a5e;

  --fire-50: #fff2ea;
  --fire-100: #ffe1cf;
  --fire-400: #ff8a3d;
  --fire-500: #ff6a1a;
  --fire-600: #f04a22;
  --red-500: #ef3b2d;

  --ink: #191f28;
  --ink-2: #3a4351;
  --muted: #6b7684;
  --line: #e7ebf1;
  --bg: #f4f6fa;
  --white: #fff;

  --r-sm: 12px;
  --r-md: 18px;
  --r-lg: 26px;
  --shadow-sm: 0 2px 8px rgba(15, 30, 60, .06);
  --shadow-md: 0 10px 30px rgba(15, 30, 60, .08);
  --shadow-lg: 0 24px 60px rgba(15, 30, 60, .14);

  --header-h: 68px;
  --ease: cubic-bezier(.22, .8, .25, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 12px); -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: 'Pretendard Variable', Pretendard, -apple-system, BlinkMacSystemFont, 'Apple SD Gothic Neo', 'Noto Sans KR', 'Malgun Gothic', sans-serif;
  color: var(--ink);
  background: var(--white);
  line-height: 1.6;
  letter-spacing: -0.012em;
  word-break: keep-all;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, p, dl, dd, figure, blockquote { margin: 0; }
address { font-style: normal; }
button { font: inherit; cursor: pointer; }

.container { width: 100%; max-width: 1160px; margin: 0 auto; padding: 0 20px; }
.skip-link { position: absolute; left: -999px; top: 8px; z-index: 200; background: var(--ink); color: #fff; padding: 10px 16px; border-radius: 8px; }
.skip-link:focus { left: 8px; }
:focus-visible { outline: 3px solid var(--blue-500); outline-offset: 3px; border-radius: 6px; }

/* 아이콘 */
.ic { width: 1.25em; height: 1.25em; flex: none; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

/* 줄바꿈 헬퍼 */
.br-m { display: none; }
@media (max-width: 640px) { .br-m { display: inline; } .br-d { display: none; } }

/* ==========================================================================
   버튼
   ========================================================================== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 20px; border-radius: 14px; border: 0;
  font-size: 15px; font-weight: 700; letter-spacing: -0.01em; white-space: nowrap;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s, color .25s, border-color .25s;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0) scale(.98); }
.btn-lg { padding: 16px 26px; font-size: 17px; border-radius: 16px; }
.btn-block { width: 100%; }
.btn-fire { color: #fff; background: linear-gradient(135deg, var(--fire-400), var(--fire-600) 70%, var(--red-500)); box-shadow: 0 10px 24px rgba(240, 74, 34, .35); }
.btn-fire:hover { box-shadow: 0 14px 30px rgba(240, 74, 34, .45); }
.btn-fire-soft { color: var(--fire-600); background: var(--fire-50); }
.btn-fire-soft:hover { background: var(--fire-100); }
.btn-blue { color: #fff; background: linear-gradient(135deg, var(--blue-500), var(--blue-700)); box-shadow: 0 10px 24px rgba(31, 102, 245, .32); }
.btn-ghost { color: #fff; background: rgba(255, 255, 255, .12); border: 1px solid rgba(255, 255, 255, .28); backdrop-filter: blur(8px); }
.btn-ghost:hover { background: rgba(255, 255, 255, .2); }
.btn-outline { color: var(--ink); background: #fff; border: 1.5px solid var(--line); box-shadow: var(--shadow-sm); }
.btn-outline:hover { border-color: var(--blue-500); color: var(--blue-600); }
.btn-white { color: var(--fire-600); background: #fff; box-shadow: 0 8px 20px rgba(0, 0, 0, .15); }

/* ==========================================================================
   헤더
   ========================================================================== */
.site-header {
  position: sticky; top: 0; z-index: 100; height: var(--header-h);
  background: rgba(255, 255, 255, .82); backdrop-filter: saturate(180%) blur(16px); -webkit-backdrop-filter: saturate(180%) blur(16px);
  border-bottom: 1px solid transparent; transition: border-color .3s, box-shadow .3s;
}
.site-header.is-scrolled { border-color: var(--line); box-shadow: 0 4px 20px rgba(15, 30, 60, .06); }
.header-inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: #111111; }
.brand img { height: 44px; width: auto; }
.brand-text {
  display: inline-block;
  font-size: clamp(14px, 1.35vw, 16.5px);
  font-weight: 800;
  letter-spacing: -0.035em;
  color: #111111 !important;
  white-space: nowrap;
  line-height: 1.2;
}
.brand-text strong,
.brand-text span {
  font-size: inherit;
  font-weight: inherit;
  color: inherit;
}
.brand:hover .brand-text {
  color: #111111;
}

.nav { display: flex; align-items: center; gap: 4px; }
.nav a { padding: 9px 14px; font-size: 15px; font-weight: 600; white-space: nowrap; color: var(--ink-2); border-radius: 10px; transition: background .2s, color .2s; }
.nav a:hover { background: var(--bg); color: var(--blue-600); }
.nav .nav-call { margin-left: 8px; display: inline-flex; align-items: center; gap: 7px; color: #fff; background: linear-gradient(135deg, var(--fire-500), var(--red-500)); box-shadow: 0 6px 16px rgba(240, 74, 34, .3); }
.nav .nav-call:hover { color: #fff; background: linear-gradient(135deg, var(--fire-500), var(--red-500)); transform: translateY(-1px); }
.nav .nav-sms { margin-left: 6px; display: inline-flex; align-items: center; gap: 7px; color: var(--fire-600); background: var(--fire-50); box-shadow: inset 0 0 0 1px var(--fire-100); }
.nav .nav-sms:hover { color: var(--fire-600); background: var(--fire-100); transform: translateY(-1px); }

/* 문자 문의: PC 에서 양식 복사 안내 */
.toast { position: fixed; left: 50%; bottom: 32px; z-index: 200; max-width: min(92vw, 420px); padding: 14px 20px; font-size: 15px; font-weight: 600; line-height: 1.5; text-align: center; color: #fff; background: var(--ink); border-radius: 14px; box-shadow: 0 12px 30px rgba(15, 30, 60, .25); opacity: 0; transform: translate(-50%, 12px); transition: opacity .25s, transform .25s var(--ease); pointer-events: none; }
.toast.is-show { opacity: 1; transform: translate(-50%, 0); }

.menu-btn { display: none; width: 44px; height: 44px; align-items: center; justify-content: center; border: 0; background: var(--bg); border-radius: 12px; color: var(--ink); }
.menu-btn .ic { width: 22px; height: 22px; }
.menu-btn .ic-close { display: none; }
.menu-btn[aria-expanded="true"] .ic-open { display: none; }
.menu-btn[aria-expanded="true"] .ic-close { display: block; }

@media (max-width: 860px) {
  .menu-btn { display: inline-flex; }
  .nav {
    position: absolute; top: var(--header-h); left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 2px;
    padding: 10px 20px 18px; background: #fff;
    border-bottom: 1px solid var(--line); box-shadow: 0 18px 30px rgba(15, 30, 60, .1);
    opacity: 0; visibility: hidden; transform: translateY(-8px); transition: opacity .25s, transform .25s var(--ease), visibility .25s;
  }
  .nav.is-open { opacity: 1; visibility: visible; transform: none; }
  .nav a { padding: 14px 12px; font-size: 16px; }
  .nav .nav-call, .nav .nav-sms { margin: 8px 0 0; justify-content: center; padding: 14px; }
}

/* 전화·문자 버튼이 함께 들어가는 중간 폭: 상호 텍스트를 숨기고 메뉴 간격을 줄임 */
@media (min-width: 861px) and (max-width: 1140px) {
  .brand-text { display: none; }
  .nav a { padding: 9px 10px; }
}

/* ==========================================================================
   히어로
   ========================================================================== */
.hero {
  position: relative; overflow: hidden; color: #fff;
  padding: 56px 0 84px;
  background:
    radial-gradient(900px 520px at 88% -10%, rgba(255, 106, 26, .38), transparent 62%),
    radial-gradient(900px 640px at -5% 110%, rgba(47, 123, 255, .5), transparent 60%),
    linear-gradient(160deg, var(--navy-900), var(--navy-700));
}
.hero::after { /* 은은한 그리드 질감 */
  content: ''; position: absolute; inset: 0; pointer-events: none; opacity: .5;
  background-image: linear-gradient(rgba(255, 255, 255, .04) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, .04) 1px, transparent 1px);
  background-size: 56px 56px; mask-image: radial-gradient(ellipse at 50% 40%, #000 20%, transparent 75%); -webkit-mask-image: radial-gradient(ellipse at 50% 40%, #000 20%, transparent 75%);
}
.hero-glow { position: absolute; border-radius: 50%; filter: blur(70px); pointer-events: none; animation: float-glow 9s ease-in-out infinite; }
.hero-glow-a { width: 340px; height: 340px; right: 8%; top: 12%; background: rgba(255, 106, 26, .28); }
.hero-glow-b { width: 380px; height: 380px; left: -6%; bottom: -10%; background: rgba(47, 123, 255, .3); animation-delay: -4s; }
@keyframes float-glow { 0%, 100% { transform: translate(0, 0); } 50% { transform: translate(24px, -20px); } }

.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.15fr .85fr; align-items: center; gap: 48px; }
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 10px; padding: 8px 16px; margin-bottom: 20px;
  font-size: 14px; font-weight: 700; color: #ffd7bf; border-radius: 999px;
  background: rgba(255, 106, 26, .16); border: 1px solid rgba(255, 138, 61, .4);
}
.pulse-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--fire-400); box-shadow: 0 0 0 0 rgba(255, 138, 61, .7); animation: pulse 1.8s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 10px rgba(255, 138, 61, 0); } 100% { box-shadow: 0 0 0 0 rgba(255, 138, 61, 0); } }

.hero h1 { font-size: clamp(32px, 4.6vw, 52px); line-height: 1.2; font-weight: 800; letter-spacing: -0.045em; }
.grad-text { background: linear-gradient(100deg, #ffb27a, #ff6a3a 55%, #ff9a5c); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-sub { margin-top: 20px; font-size: clamp(15px, 1.9vw, 18px); color: rgba(255, 255, 255, .78); max-width: 540px; }
.hero-sub strong { color: #fff; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }

.badges { --cols: 2; display: flex; flex-wrap: wrap; gap: 8px; margin-top: 34px; }
.badges li {
  flex: 0 0 calc((100% - (var(--cols) - 1) * 8px) / var(--cols));
  display: flex; align-items: center; gap: 7px; padding: 8px 14px 8px 11px;
  font-size: 13.5px; font-weight: 500; color: rgba(255, 255, 255, .88);
  background: rgba(255, 255, 255, .09); border: 1px solid rgba(255, 255, 255, .16); border-radius: 999px; backdrop-filter: blur(8px);
  transition: background .25s, transform .25s var(--ease);
}
.badges li:hover { background: rgba(255, 255, 255, .16); transform: translateY(-2px); }
.badges li .ic { color: #6fe3a1; width: 1.1em; height: 1.1em; }
.badges li b { color: #fff; font-weight: 700; }

.hero-visual { position: relative; width: 100%; }
.hero-photo {
  border-radius: var(--r-md);
  overflow: hidden;
  box-shadow: 0 25px 60px rgba(0, 0, 0, .45), 0 0 0 1px rgba(255, 255, 255, .15);
  transition: transform .4s var(--ease), box-shadow .4s var(--ease);
}
.hero-photo:hover {
  transform: translateY(-4px);
  box-shadow: 0 32px 75px rgba(0, 0, 0, .55), 0 0 0 1px rgba(255, 106, 26, .35);
}
.hero-photo img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1000 / 649;
  object-fit: cover;
}

@media (max-width: 900px) {
  .hero { padding: 36px 0 60px; }
  .hero-grid { grid-template-columns: 1fr; gap: 36px; }
  .hero-visual { max-width: 600px; margin: 0 auto; width: 100%; }
}
@media (max-width: 520px) {
  .hero-cta .btn { width: 100%; }
  .badges li { font-size: 13px; }
}

/* ==========================================================================
   섹션 공통
   ========================================================================== */
.section { padding: 96px 0; }
.section-tint { background: var(--bg); }
.section-dark { color: #fff; background: radial-gradient(800px 400px at 100% 0%, rgba(255, 106, 26, .22), transparent 60%), radial-gradient(700px 400px at 0% 100%, rgba(47, 123, 255, .3), transparent 60%), linear-gradient(165deg, var(--navy-900), var(--navy-800)); }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 48px; }
.section-head-left { text-align: left; margin: 0 0 28px; max-width: none; }
.section-head-row { max-width: none; display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; text-align: left; margin-bottom: 36px; }
.eyebrow { display: inline-block; margin-bottom: 12px; font-size: 13px; font-weight: 800; letter-spacing: .14em; color: var(--blue-600); }
.eyebrow-fire { color: var(--fire-600); }
.eyebrow-blue { color: var(--blue-600); }
.eyebrow-light { color: #8db6ff; }
.section h2 { font-size: clamp(26px, 3.8vw, 40px); line-height: 1.3; font-weight: 800; letter-spacing: -0.04em; }
.h2-note { display: block; margin-top: 8px; font-size: .5em; font-weight: 600; color: var(--muted); letter-spacing: -0.02em; line-height: 1.5; }
.lead { margin-top: 14px; font-size: clamp(15px, 1.8vw, 17.5px); color: var(--muted); }
.lead b { color: var(--ink); }
.section-head-light h2 { color: #fff; }
.section-head-light .lead { color: rgba(255, 255, 255, .72); }

@media (max-width: 720px) {
  .section { padding: 64px 0; }
  .section-head { margin-bottom: 32px; }
  .section-head-row { flex-direction: column; align-items: flex-start; margin-bottom: 24px; }
}

/* 스크롤 등장 애니메이션 */
.js [data-reveal] { opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease), transform .7s var(--ease); transition-delay: var(--d, 0ms); }
.js [data-reveal].is-in { opacity: 1; transform: none; }

/* ==========================================================================
   서비스
   ========================================================================== */
.service-grid { display: grid; gap: 20px; }
.svc-group { padding: 22px; border-radius: var(--r-lg); }
.svc-group-fire { background: linear-gradient(120deg, var(--fire-500), var(--red-500)); box-shadow: 0 18px 40px rgba(240, 74, 34, .22); }
.svc-group-blue { background: linear-gradient(120deg, var(--blue-500), var(--blue-700)); box-shadow: 0 18px 40px rgba(31, 102, 245, .22); }
.svc-group-title { display: flex; align-items: center; gap: 8px; margin: 0 4px 16px; font-size: 17px; font-weight: 800; letter-spacing: -0.02em; color: #fff; }
.svc-group-title .ic { width: 20px; height: 20px; }
.svc-group-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.svc-group-grid-2 { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 1fr; }
.svc-group .step-grid { margin-top: 0; }
.svc-group-blue .step-num { color: var(--blue-600); }
.svc {
  position: relative; padding: 26px 22px 24px; background: #fff; border: 1px solid var(--line); border-radius: var(--r-md);
  box-shadow: var(--shadow-sm); transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s;
}
.svc:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.svc-fire:hover { border-color: var(--fire-100); }
.svc-blue:hover { border-color: var(--blue-100); }
.svc-ico { display: grid; place-items: center; width: 52px; height: 52px; margin-bottom: 18px; border-radius: 16px; }
.svc-ico .ic { width: 26px; height: 26px; }
.svc-fire .svc-ico { color: var(--fire-600); background: var(--fire-50); }
.svc-blue .svc-ico { color: var(--blue-600); background: var(--blue-50); }
.svc h3 { font-size: 18px; font-weight: 800; letter-spacing: -0.03em; line-height: 1.35; }
.svc p { margin-top: 6px; font-size: 14.5px; color: var(--muted); }
@media (max-width: 960px) { .svc-group-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .svc-group { padding: 16px 12px 12px; } .svc-group-grid { gap: 10px; } .svc { padding: 20px 16px; } .svc h3 { font-size: 16px; } .svc p { font-size: 13.5px; } }

/* ==========================================================================
   면허 · 자격
   ========================================================================== */
.license-photo-card {
  max-width: 660px;
  margin: 0 auto;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: #ffffff;
  padding: 12px;
  box-shadow: 0 30px 70px rgba(0, 0, 0, .55), 0 0 0 1px rgba(255, 255, 255, .15);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}
.license-photo-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 40px 85px rgba(0, 0, 0, .65);
}
.license-photo-card img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--r-md);
}

/* ==========================================================================
   보일러
   ========================================================================== */
.product-row { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; margin-bottom: 18px; }
.product {
  position: relative;
  display: grid;
  grid-template-columns: 136px 1fr;
  align-items: center;
  gap: 20px;
  padding: 24px;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-sm);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}
.product:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.product-hot { border: 2px solid var(--fire-500); background: linear-gradient(180deg, var(--fire-50), #fff 60%); }
.product-thumb {
  width: 136px;
  height: 136px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f8fafc;
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  padding: 8px;
  overflow: hidden;
}
.product-thumb img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  transition: transform .4s var(--ease);
}
.product:hover .product-thumb img {
  transform: scale(1.06);
}
.product-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}
.product-brand { font-size: 13px; font-weight: 800; letter-spacing: .06em; color: var(--muted); }
.product-hot .product-brand { color: var(--fire-600); }
.product h3 { font-size: clamp(20px, 2.4vw, 24px); font-weight: 800; letter-spacing: -0.04em; margin-bottom: 12px; }
.product h3 span { color: var(--muted); font-weight: 600; font-size: .8em; }
.product-info .btn { width: 100%; }
.ribbon {
  position: absolute; top: 14px; right: 14px; padding: 4px 10px; font-size: 12px; font-weight: 800; color: #fff; border-radius: 999px;
  background: linear-gradient(135deg, var(--fire-500), var(--red-500)); box-shadow: 0 4px 10px rgba(240, 74, 34, .35);
  z-index: 2;
}

.spec-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.spec { padding: 24px 22px; background: #fff; border: 1px solid var(--line); border-radius: var(--r-md); box-shadow: var(--shadow-sm); transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s; }
.spec:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: var(--fire-100); }
.spec-model { font-size: 36px; font-weight: 800; letter-spacing: -0.04em; line-height: 1; margin-bottom: 18px; background: linear-gradient(135deg, var(--fire-500), var(--red-500)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.spec dl > div { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; padding: 11px 0; border-top: 1px solid var(--line); font-size: 14.5px; }
.spec dt { color: var(--muted); }
.spec dd { font-weight: 700; text-align: right; }
.spec dd.price { color: var(--fire-600); }

.cta-strip { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-top: 28px; padding: 24px 28px; color: #fff; border-radius: var(--r-md); }
.cta-strip p { font-size: 16.5px; }
.cta-strip-fire { background: linear-gradient(120deg, var(--fire-500), var(--red-500)); box-shadow: 0 18px 40px rgba(240, 74, 34, .28); }

@media (max-width: 960px) { .spec-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) {
  .product-row { grid-template-columns: 1fr; }
  .product { grid-template-columns: 110px 1fr; padding: 18px 16px; gap: 14px; }
  .product-thumb { width: 110px; height: 110px; }
  .product-hot { padding-top: 38px; }
  .ribbon { top: 10px; left: 16px; right: auto; }
  .spec { padding: 18px 16px; }
  .spec-model { font-size: 30px; margin-bottom: 12px; }
  .spec dl > div { font-size: 13.5px; flex-direction: column; gap: 2px; }
  .spec dd { text-align: left; }
  .cta-strip { flex-direction: column; align-items: stretch; text-align: center; padding: 22px; }
}
@media (max-width: 440px) {
  .product { grid-template-columns: 1fr; text-align: center; }
  .product-thumb { margin: 0 auto 10px; width: 140px; height: 140px; }
  .product-info { align-items: center; }
}

/* ==========================================================================
   에어컨
   ========================================================================== */
.aircon-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 28px; align-items: start; }
.price-list { display: grid; gap: 12px; }
.price-list li { display: flex; align-items: center; gap: 14px; padding: 18px 20px; background: #fff; border: 1px solid var(--line); border-radius: var(--r-md); box-shadow: var(--shadow-sm); transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s; }
.price-list li:hover { transform: translateX(4px); box-shadow: var(--shadow-md); border-color: var(--blue-100); }
.pl-ico { display: grid; place-items: center; width: 44px; height: 44px; flex: none; color: var(--blue-600); background: var(--blue-50); border-radius: 14px; }
.pl-name { flex: 1; font-size: 16.5px; font-weight: 700; letter-spacing: -0.02em; line-height: 1.4; }
.pl-name small { display: block; margin-top: 2px; font-size: 13px; font-weight: 500; color: var(--muted); }

.pro-card { position: sticky; top: calc(var(--header-h) + 20px); padding: 30px; color: #fff; border-radius: var(--r-lg); background: radial-gradient(400px 260px at 100% 0%, rgba(255, 255, 255, .18), transparent 60%), linear-gradient(150deg, var(--blue-500), var(--blue-700) 70%, #12388f); box-shadow: 0 24px 50px rgba(31, 102, 245, .35); }
.pro-eyebrow { font-size: 12.5px; font-weight: 800; letter-spacing: .14em; color: rgba(255, 255, 255, .7); margin-bottom: 18px; }
.pro-list { display: grid; gap: 12px; }
.pro-list li { display: flex; align-items: flex-start; gap: 10px; font-size: 16px; font-weight: 600; line-height: 1.45; }
.pro-list .ic { margin-top: 2px; padding: 3px; width: 22px; height: 22px; color: var(--blue-700); background: #fff; border-radius: 50%; stroke-width: 3; }
.pro-list b { color: #ffd9bf; }
.pro-card blockquote { margin: 24px 0; padding: 18px 20px; font-size: 17px; font-weight: 700; line-height: 1.5; letter-spacing: -0.03em; background: rgba(255, 255, 255, .12); border-left: 4px solid var(--fire-400); border-radius: 0 14px 14px 0; }
.q-label { display: block; margin-bottom: 6px; font-size: 12px; font-weight: 800; letter-spacing: .12em; color: #ffd9bf; }
.pro-card .btn-blue { color: var(--blue-700); background: #fff; box-shadow: 0 10px 24px rgba(0, 0, 0, .18); }

@media (max-width: 900px) { .aircon-grid { grid-template-columns: 1fr; } .pro-card { position: static; } }
/* 휴대폰: 2x2 배열, 모든 칸 같은 높이 */
@media (max-width: 640px) {
  .price-list { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 1fr; gap: 10px; }
  .price-list li { flex-direction: column; align-items: flex-start; }
  .price-list li:hover { transform: translateY(-3px); }
}
@media (max-width: 480px) { .price-list li { padding: 16px 14px; gap: 10px; } .pl-name { font-size: 15px; } .pl-ico { width: 38px; height: 38px; } .pro-card { padding: 24px 20px; } }

/* ==========================================================================
   갤러리
   ========================================================================== */
.gallery { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.g-card {
  position: relative; display: flex; flex-direction: column; overflow: hidden; background: #fff;
  border: 1px solid var(--line); border-radius: var(--r-md); box-shadow: var(--shadow-sm);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}
a.g-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.g-thumb { position: relative; aspect-ratio: 1 / 1; overflow: hidden; background: linear-gradient(135deg, var(--blue-50), var(--fire-50)); }
.g-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
a.g-card:hover .g-thumb img { transform: scale(1.07); }
.g-thumb.no-img { display: grid; place-items: center; color: var(--fire-500); }
.g-thumb.no-img .ic { width: 42px; height: 42px; opacity: .6; }
.g-tag { position: absolute; left: 10px; top: 10px; padding: 4px 10px; font-size: 11.5px; font-weight: 800; color: #fff; background: rgba(8, 18, 39, .62); backdrop-filter: blur(6px); border-radius: 999px; }
.g-body { display: flex; flex-direction: column; gap: 8px; padding: 14px 15px 16px; flex: 1; }
.g-body h3 { font-size: 14.5px; font-weight: 700; line-height: 1.45; letter-spacing: -0.025em; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.g-meta { margin-top: auto; display: flex; align-items: center; justify-content: space-between; font-size: 12.5px; color: var(--muted); }
.g-more { display: inline-flex; align-items: center; gap: 3px; font-weight: 700; color: var(--blue-600); }
.g-more .ic { width: 14px; height: 14px; transition: transform .25s var(--ease); }
a.g-card:hover .g-more .ic { transform: translateX(3px); }

.g-skel { min-height: 280px; background: linear-gradient(100deg, #eef1f6 30%, #f8f9fc 50%, #eef1f6 70%); background-size: 200% 100%; animation: shimmer 1.4s linear infinite; border-color: transparent; box-shadow: none; }
@keyframes shimmer { to { background-position: -200% 0; } }
.gallery-empty { grid-column: 1 / -1; padding: 40px 20px; text-align: center; color: var(--muted); }
.gallery-empty a { color: var(--blue-600); font-weight: 700; text-decoration: underline; }
noscript .gallery-empty { display: block; }

@media (max-width: 960px) { .gallery { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 640px) { .gallery { grid-template-columns: repeat(2, 1fr); gap: 12px; } .g-body { padding: 12px; } .g-body h3 { font-size: 13.5px; } .g-skel { min-height: 220px; } }

/* ==========================================================================
   소개 · 오시는 길
   ========================================================================== */
.about-list { --cols: 4; display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-bottom: 56px; }
.about-list li { flex: 0 0 calc((100% - (var(--cols) - 1) * 10px) / var(--cols)); display: flex; align-items: center; justify-content: flex-start; gap: 10px; padding: 12px 20px; font-size: 15px; font-weight: 700; color: var(--ink); background: #fff; border: 1px solid var(--line); border-radius: 999px; box-shadow: var(--shadow-sm); }
.about-list .ic { flex: none; padding: 3px; width: 22px; height: 22px; color: #fff; background: #22b573; border-radius: 50%; stroke-width: 3.2; }

.location { display: grid; grid-template-columns: .85fr 1.15fr; gap: 0; overflow: hidden; background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); box-shadow: var(--shadow-md); }
.loc-info { padding: 36px; display: flex; flex-direction: column; justify-content: center; }
.loc-info h3 { font-size: 28px; font-weight: 800; letter-spacing: -0.04em; }
.loc-name { margin: 6px 0 20px; font-size: 16px; font-weight: 700; color: var(--blue-600); }
.loc-info address { display: grid; gap: 14px; }
.loc-info address p { display: flex; align-items: flex-start; gap: 12px; font-size: 16px; }
.loc-info address .ic { margin-top: 3px; color: var(--fire-600); }
.loc-info address a { font-weight: 700; }
.loc-info address a:hover { color: var(--blue-600); }
.loc-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.loc-map { min-height: 380px; background: var(--bg); position: relative; overflow: hidden; }
.loc-map iframe,
.loc-map .naver-map-container { width: 100%; height: 100%; min-height: 380px; border: 0; display: block; position: relative; z-index: 1; }
.map-fallback {
  position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 24px; text-align: center; background: linear-gradient(180deg, #f8faff 0%, #edf2f9 100%); z-index: 0;
}
.map-fallback-badge { display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px; background: #03c75a; color: #fff; font-size: 12px; font-weight: 800; border-radius: 6px; margin-bottom: 10px; }
.map-fallback h4 { font-size: 16px; font-weight: 800; color: #111; margin-bottom: 6px; }
.map-fallback p { font-size: 13.5px; color: #666; margin-bottom: 14px; }
@media (max-width: 860px) {
  .location { grid-template-columns: 1fr; }
  .loc-info { padding: 26px 22px; }
  .loc-map, .loc-map iframe, .loc-map .naver-map-container { min-height: 300px; }
}

/* ==========================================================================
   푸터
   ========================================================================== */
.site-footer { padding: 48px 0 32px; color: rgba(255, 255, 255, .7); background: var(--navy-900); font-size: 14px; }
.footer-inner { display: grid; grid-template-columns: auto 1fr auto; gap: 40px; align-items: start; padding-bottom: 28px; border-bottom: 1px solid rgba(255, 255, 255, .1); }
.foot-brand { display: flex; align-items: center; gap: 12px; }
.foot-brand img { height: 44px; width: auto; }
.foot-brand strong { display: block; color: #fff; font-size: 16px; font-weight: 800; }
.foot-brand span { font-size: 13px; }
.foot-info { display: grid; gap: 6px; }
.foot-info > div { display: flex; gap: 14px; }
.foot-info dt { min-width: 104px; color: rgba(255, 255, 255, .45); }
.foot-info a:hover { color: #fff; }
.foot-links a { padding: 10px 16px; color: #fff; font-weight: 600; background: rgba(255, 255, 255, .08); border-radius: 10px; transition: background .2s; }
.foot-links a:hover { background: rgba(255, 255, 255, .16); }
.copy { padding-top: 22px; font-size: 12.5px; color: rgba(255, 255, 255, .4); }
@media (max-width: 860px) { .footer-inner { grid-template-columns: 1fr; gap: 24px; } .foot-info > div { flex-direction: column; gap: 0; } .foot-info dt { font-size: 12.5px; } }

/* ==========================================================================
   모바일 하단 고정 전화 바
   ========================================================================== */
.call-bar {
  position: fixed; z-index: 90; left: 12px; right: 12px; bottom: calc(12px + env(safe-area-inset-bottom));
  display: none; gap: 8px; height: 58px;
}
.call-bar a {
  position: relative; display: flex; align-items: center; justify-content: center; gap: 7px; padding: 0 12px;
  font-weight: 800; letter-spacing: -0.02em; border-radius: 18px; transition: transform .2s var(--ease);
}
.call-bar a:active { transform: scale(.97); }
.call-bar-call {
  flex: 1.55; color: #fff;
  background: linear-gradient(135deg, var(--fire-400), var(--fire-600) 60%, var(--red-500));
  box-shadow: 0 14px 34px rgba(240, 74, 34, .5), 0 2px 0 rgba(255, 255, 255, .25) inset;
}
.call-bar-call::before { content: ''; position: absolute; inset: 0; border-radius: inherit; border: 2px solid rgba(255, 138, 61, .7); animation: ring 2s infinite; pointer-events: none; }
@keyframes ring { 0% { transform: scale(1); opacity: .9; } 100% { transform: scale(1.08, 1.3); opacity: 0; } }
.call-bar-sms { flex: 1; color: var(--fire-600); background: #fff; box-shadow: 0 14px 34px rgba(15, 30, 60, .18), inset 0 0 0 1.5px var(--fire-100); }
.call-bar-text { font-size: clamp(14.5px, 4.3vw, 17.5px); white-space: nowrap; }
@media (max-width: 360px) { .call-bar a { padding: 0 8px; gap: 5px; } .call-bar-text { font-size: 14px; } }
@media (max-width: 767px) {
  .call-bar { display: flex; }
  body { padding-bottom: calc(86px + env(safe-area-inset-bottom)); }
}

/* ==========================================================================
   서브페이지 공통 (보일러, 에어컨, 시공사진, 소개, 오시는길)
   ========================================================================== */
.nav a.is-active { color: var(--blue-600); background: var(--bg); font-weight: 700; }

.sub-hero {
  position: relative; overflow: hidden; color: #fff;
  padding: 48px 0 56px;
  background:
    radial-gradient(800px 400px at 90% -10%, rgba(255, 106, 26, .3), transparent 60%),
    radial-gradient(700px 400px at 0% 110%, rgba(47, 123, 255, .38), transparent 60%),
    linear-gradient(160deg, var(--navy-900), var(--navy-800));
}
.sub-hero-inner { position: relative; z-index: 1; max-width: 820px; }
.breadcrumb {
  display: flex; align-items: center; gap: 8px; margin-bottom: 16px;
  font-size: 13.5px; color: rgba(255, 255, 255, .65);
}
.breadcrumb a { color: rgba(255, 255, 255, .8); transition: color .2s; }
.breadcrumb a:hover { color: #fff; }
.breadcrumb .bc-sep { opacity: .5; font-size: 11px; }
.breadcrumb .bc-curr { color: #ffd7bf; font-weight: 700; }

.sub-hero h1 {
  font-size: clamp(28px, 4vw, 44px); line-height: 1.25; font-weight: 800; letter-spacing: -0.04em;
  margin-bottom: 14px;
}
.sub-hero-desc {
  font-size: clamp(15px, 1.8vw, 17px); color: rgba(255, 255, 255, .82); line-height: 1.6;
}

/* 절차 그리드 */
.step-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 36px;
}
.step-grid-3 { grid-template-columns: repeat(3, 1fr); }
.step-card {
  position: relative; padding: 26px 22px; background: #fff; border: 1px solid var(--line);
  border-radius: var(--r-md); box-shadow: var(--shadow-sm);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}
.step-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.step-num {
  font-size: 13px; font-weight: 800; color: var(--fire-600); letter-spacing: .08em;
  margin-bottom: 8px; display: inline-block;
}
.step-card h3 { font-size: 18px; font-weight: 800; margin-bottom: 8px; letter-spacing: -0.03em; }
.step-card p { font-size: 14px; color: var(--muted); line-height: 1.55; }

/* FAQ 그리드 */
.faq-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-top: 36px; }
.faq-card {
  padding: 24px 22px; background: #fff; border: 1px solid var(--line);
  border-radius: var(--r-md); box-shadow: var(--shadow-sm);
}
.faq-card h3 {
  display: flex; align-items: flex-start; gap: 10px; font-size: 16.5px; font-weight: 800;
  letter-spacing: -0.03em; margin-bottom: 10px; color: var(--ink);
}
.faq-q { color: var(--fire-600); font-size: 19px; line-height: 1; flex-shrink: 0; }
.faq-blue .faq-q { color: var(--blue-600); }
.faq-card p { font-size: 14.5px; color: var(--muted); line-height: 1.6; padding-left: 24px; }

/* 브랜드 태그 뱃지 */
.brand-chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 16px 0 24px; }
.brand-chip {
  padding: 6px 14px; font-size: 13.5px; font-weight: 700;
  background: var(--bg); border: 1px solid var(--line); border-radius: 999px;
  color: var(--ink-2);
}
.brand-chip.fire { background: var(--fire-50); border-color: var(--fire-200); color: var(--fire-600); }
.brand-chip.blue { background: var(--blue-50); border-color: var(--blue-200); color: var(--blue-600); }

/* 주요 시공 현장 태그: 같은 크기 칸으로 정렬 */
.site-chips { --cols: 5; display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; max-width: 1080px; margin: 0 auto; }
.site-chips .brand-chip { flex: 0 0 calc((100% - (var(--cols) - 1) * 10px) / var(--cols)); padding: 9px 10px; text-align: center; white-space: nowrap; }

/* 문구가 긴 목록: 모든 칸을 가장 큰 칸 높이에 맞춤 */
.about-list.is-grid { display: grid; grid-template-columns: repeat(var(--cols), minmax(0, 1fr)); grid-auto-rows: 1fr; }
.about-list.is-grid li { justify-content: flex-start; text-align: left; border-radius: 16px; }
.about-list.is-grid .ic { flex: none; }

/* 나열형 칩 목록의 반응형 칸 수 (인라인 --cols 보다 우선) */
@media (max-width: 960px) {
  .about-list, .site-chips { --cols: 2 !important; }
}
@media (max-width: 560px) {
  .about-list, .badges { --cols: 1 !important; }
}

/* 배너 CTA */
.big-cta {
  padding: 36px; border-radius: var(--r-lg); color: #fff;
  background: linear-gradient(135deg, var(--fire-500), var(--red-500));
  box-shadow: 0 20px 50px rgba(240, 74, 34, .3);
  display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap;
  margin-top: 56px;
}
.big-cta-blue { background: linear-gradient(135deg, var(--blue-500), var(--blue-700)); box-shadow: 0 20px 50px rgba(31, 102, 245, .3); }
.big-cta-text h3 { font-size: clamp(22px, 3vw, 28px); font-weight: 800; letter-spacing: -0.03em; margin-bottom: 6px; }
.big-cta-text p { font-size: 15.5px; opacity: .9; }

@media (max-width: 900px) {
  .step-grid { grid-template-columns: repeat(2, 1fr); }
  .faq-grid { grid-template-columns: 1fr; }
}
@media (max-width: 540px) {
  .step-grid { grid-template-columns: 1fr; }
  .big-cta { padding: 24px 20px; flex-direction: column; text-align: center; }
  .big-cta .btn { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .js [data-reveal] { opacity: 1; transform: none; }
}