/* ============================================================
   Sunroom Heat Blocking Film – Main Stylesheet
   "온실효과 진단" 톤 – 웜톤/선라이트/테라코타 팔레트
   ============================================================ */

:root {
  --color-bg:          #FFFBF3;
  --color-surface:     #FFFFFF;
  --color-surface-2:   #FBEEDA;
  --color-sand:        #F3DDB2;
  --color-text:        #2E2019;
  --color-body:        #4A3A2C;
  --color-muted:       #7C6A57;
  --color-border:      #EEDCBE;
  --color-yellow:      #F7B733;
  --color-orange:      #E8791E;
  --color-terracotta:  #C1502B;
  --color-accent:      #E8791E;
  --color-accent-2:    #F7B733;
  --color-accent-pale: #FDECD0;
  --color-deep:        #2A1B12;
  --heat-gradient:      linear-gradient(180deg, #F7B733 0%, #E8791E 52%, #C1502B 100%);
  --heat-gradient-diag: linear-gradient(135deg, #F7B733 0%, #E8791E 55%, #C1502B 100%);
  --font-main:         'Noto Sans KR', sans-serif;
  --radius:            6px;
  --radius-lg:         16px;
  --radius-notch:      26px 6px 26px 6px;
  --transition:        0.3s ease;
  --shadow-sm:         0 2px 10px rgba(64,36,14,0.08);
  --shadow-md:         0 10px 30px rgba(64,36,14,0.12);
  --shadow-lg:         0 18px 46px rgba(64,36,14,0.16);
  --max-width:         1200px;
  --header-h:          68px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-main);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
table { border-collapse: collapse; width: 100%; }

.srh-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ============================================================
   HEADER
============================================================ */
.srh-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 900;
  height: var(--header-h);
  background: rgba(255,251,243,0.62);
  backdrop-filter: blur(14px) saturate(160%);
  -webkit-backdrop-filter: blur(14px) saturate(160%);
  border-bottom: 1px solid rgba(255,255,255,0.5);
  box-shadow: 0 1px 0 rgba(232,121,30,0.14);
  transition: background var(--transition), box-shadow var(--transition), border-color var(--transition);
  overflow: hidden;
}
.srh-header.scrolled {
  background: rgba(255,251,243,0.94);
  border-bottom-color: var(--color-border);
  box-shadow: 0 4px 24px rgba(64,36,14,0.08);
}
.srh-header__sheen {
  position: absolute;
  top: -60%; left: -20%;
  width: 40%; height: 220%;
  background: linear-gradient(115deg, transparent 0%, rgba(255,220,150,0.5) 45%, transparent 90%);
  transform: skewX(-18deg);
  pointer-events: none;
  animation: srh-sheen-sweep 7s ease-in-out infinite;
}
@keyframes srh-sheen-sweep {
  0%   { left: -30%; opacity: 0; }
  8%   { opacity: 1; }
  35%  { left: 120%; opacity: 0; }
  100% { left: 120%; opacity: 0; }
}
.srh-header__inner {
  position: relative;
  z-index: 1;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}
.srh-header__logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.srh-header__logo-mark {
  width: 27px; height: 27px;
  border-radius: 8px 3px 8px 3px;
  background: var(--heat-gradient-diag);
  position: relative;
}
.srh-header__logo-mark::after {
  content: '';
  position: absolute;
  left: 5px; right: 5px; bottom: 5px;
  height: 2px;
  background: rgba(255,255,255,0.75);
  border-radius: 2px;
}
.srh-header__logo-text {
  display: flex; flex-direction: column; line-height: 1.2;
  font-size: 0.9375rem; font-weight: 700; color: var(--color-text); letter-spacing: -0.01em;
}
.srh-header__logo-text em {
  font-style: normal; font-size: 0.625rem; font-weight: 600; letter-spacing: 0.14em; color: var(--color-terracotta);
}
.srh-header__nav ul { display: flex; align-items: center; gap: 28px; }
.srh-header__nav a {
  color: var(--color-text); font-size: 0.875rem; font-weight: 500; letter-spacing: 0.01em;
  white-space: nowrap; position: relative; padding: 4px 0;
}
.srh-header__nav a::after {
  content: ''; position: absolute; left: 0; right: 100%; bottom: 0; height: 2px;
  background: var(--color-orange); transition: right var(--transition);
}
.srh-header__nav a:hover { color: var(--color-orange); }
.srh-header__nav a:hover::after { right: 0; }
.srh-header__cta {
  flex-shrink: 0; display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 24px; background: var(--heat-gradient-diag); color: #fff;
  font-size: 0.8125rem; font-weight: 700; letter-spacing: 0.05em; border-radius: 10px 3px 10px 3px;
  transition: all var(--transition); white-space: nowrap;
}
.srh-header__cta:hover { filter: brightness(1.06); box-shadow: var(--shadow-sm); transform: translateY(-1px); }
.srh-hamburger { display: none; flex-direction: column; gap: 5px; padding: 8px; flex-shrink: 0; }
.srh-hamburger span { display: block; width: 22px; height: 1.5px; background: var(--color-text); transition: transform var(--transition), opacity var(--transition); }
.srh-hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.srh-hamburger.open span:nth-child(2) { opacity: 0; }
.srh-hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }
.srh-mobile-nav {
  display: none; position: fixed; top: var(--header-h); left: 0; right: 0;
  background: rgba(255,251,243,0.98); backdrop-filter: blur(10px); z-index: 899;
  padding: 12px 24px 28px; border-top: 1px solid var(--color-border);
  transform: translateY(-10px); opacity: 0; pointer-events: none;
  transition: opacity var(--transition), transform var(--transition);
}
.srh-mobile-nav.open { display: block; opacity: 1; transform: translateY(0); pointer-events: all; }
.srh-mobile-nav ul { display: flex; flex-direction: column; gap: 2px; }
.srh-mobile-nav a { display: block; color: var(--color-text); font-size: 1rem; font-weight: 500; padding: 14px 4px; border-bottom: 1px solid var(--color-border); }
.srh-mobile-nav a:hover { color: var(--color-orange); }

/* ============================================================
   SECTION SHARED
============================================================ */
section { padding: 92px 0; }
.srh-section-header { text-align: center; margin-bottom: 52px; }
.srh-section-label {
  display: inline-block; font-size: 0.75rem; font-weight: 800; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--color-terracotta); margin-bottom: 12px;
}
.srh-section-title {
  font-size: clamp(1.625rem, 3vw, 2.375rem); font-weight: 800; letter-spacing: -0.03em;
  line-height: 1.35; color: var(--color-text);
}
.srh-section-desc {
  margin-top: 16px; color: var(--color-muted); font-size: 0.9375rem; max-width: 600px;
  margin-left: auto; margin-right: auto; line-height: 1.8;
}
.srh-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 15px 38px; border-radius: 12px 4px 12px 4px; font-size: 0.9375rem; font-weight: 700;
  letter-spacing: -0.005em; transition: all var(--transition); white-space: nowrap;
}
.srh-btn--primary { background: var(--heat-gradient-diag); color: #fff; }
.srh-btn--primary:hover { filter: brightness(1.05); transform: translateY(-1px); box-shadow: 0 10px 26px rgba(193,80,43,0.32); }
.srh-btn--outline { border: 1.5px solid rgba(46,32,25,0.2); color: var(--color-text); background: rgba(255,255,255,0.7); }
.srh-btn--outline:hover { border-color: var(--color-orange); color: var(--color-orange); }
.srh-btn--light { border: 1.5px solid rgba(255,255,255,0.8); color: #fff; }
.srh-btn--light:hover { background: rgba(255,255,255,0.16); border-color: #fff; }
.srh-reveal { opacity: 0; transform: translateY(26px); transition: opacity 0.8s ease, transform 0.8s ease; }
.srh-reveal.is-visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) { .srh-reveal { opacity: 1; transform: none; transition: none; } }

/* ============================================================
   1. 썬룸 온실효과 진단판 (첫 화면 – 히어로 아님)
============================================================ */
.srh-diag {
  padding-top: calc(var(--header-h) + 52px);
  padding-bottom: 76px;
  background:
    repeating-linear-gradient(115deg, rgba(232,121,30,0.055) 0px, rgba(232,121,30,0.055) 2px, transparent 2px, transparent 42px),
    linear-gradient(180deg, #FFFCF6 0%, var(--color-bg) 100%);
}
.srh-diag__badge {
  display: inline-flex; align-items: center; gap: 8px; padding: 7px 18px;
  background: var(--color-deep); border-radius: 100px; color: var(--color-accent-2);
  font-size: 0.75rem; font-weight: 800; letter-spacing: 0.08em;
  margin-bottom: 26px;
}
.srh-diag__badge::before { content: '\2600'; }
.srh-diag__title {
  font-size: clamp(1.75rem, 4.2vw, 3rem); font-weight: 800; letter-spacing: -0.03em;
  line-height: 1.35; max-width: 800px; margin-bottom: 18px;
}
.srh-diag__title span {
  background: var(--heat-gradient-diag); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.srh-diag__sub {
  font-size: clamp(0.9375rem, 1.6vw, 1.0625rem); color: var(--color-muted); line-height: 1.9;
  max-width: 660px; margin-bottom: 44px;
}
.srh-diag__wrap { display: grid; grid-template-columns: 1fr 1.05fr; gap: 44px; align-items: center; }

/* 썬룸 진단 사진 (단면 일러스트 대체) */
.srh-illust { position: relative; border-radius: var(--radius-notch); overflow: hidden; box-shadow: var(--shadow-md); aspect-ratio: 4/3; }
.srh-illust img { width: 100%; height: 100%; object-fit: cover; display: block; }
.srh-illust__tag {
  position: absolute; display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 12px 5px 6px; background: #fff; border: 1.5px solid var(--color-orange);
  border-radius: 100px; font-size: 0.6875rem; font-weight: 800; color: var(--color-text);
  box-shadow: var(--shadow-sm); white-space: nowrap;
}
.srh-illust__tag span { width: 7px; height: 7px; border-radius: 50%; background: var(--color-orange); flex-shrink: 0; }
.srh-illust__tag--ceil   { top: 5%;  left: 6%; }
.srh-illust__tag--roof   { top: 5%;  right: 6%; }
.srh-illust__tag--side   { top: 44%; left: 4%; }
.srh-illust__tag--room   { bottom: 6%; left: 30%; }

.srh-diag__panel {
  background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-notch);
  box-shadow: var(--shadow-md); overflow: hidden;
}
.srh-diag__panel-head {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 18px 24px; background: var(--heat-gradient-diag); color: #fff;
}
.srh-diag__panel-head h2 { font-size: 0.9375rem; font-weight: 800; letter-spacing: -0.01em; }
.srh-diag__panel-head span {
  font-size: 0.75rem; font-weight: 800; letter-spacing: 0.04em;
  padding: 4px 12px; border-radius: 100px; background: rgba(255,255,255,0.25);
}
.srh-diag__table { width: 100%; }
.srh-diag__table tr { border-bottom: 1px solid var(--color-border); }
.srh-diag__table tr:last-child { border-bottom: none; }
.srh-diag__table td { padding: 16px 24px; vertical-align: top; }
.srh-diag__table td:first-child {
  width: 120px; font-weight: 800; font-size: 0.9375rem; color: var(--color-terracotta);
  white-space: nowrap;
}
.srh-diag__table td:last-child { font-size: 0.8438rem; color: var(--color-body); line-height: 1.75; }

/* ============================================================
   2. 열이 들어오는 경로 지도
============================================================ */
.srh-path { background: var(--color-surface-2); border-top: 1px solid var(--color-border); }
.srh-path__flow { display: flex; align-items: stretch; gap: 0; flex-wrap: wrap; justify-content: center; }
.srh-path__node {
  flex: 1 1 170px; max-width: 210px; background: var(--color-surface-2); border: 1px solid var(--color-border);
  border-radius: 14px 4px 14px 4px; padding: 26px 20px; text-align: center;
}
.srh-path__node-num {
  display: inline-flex; align-items: center; justify-content: center; width: 34px; height: 34px;
  border-radius: 50%; background: var(--heat-gradient-diag); color: #fff; font-size: 0.8125rem; font-weight: 800;
  margin-bottom: 14px;
}
.srh-path__node h3 { font-size: 0.9688rem; font-weight: 800; margin-bottom: 8px; }
.srh-path__node p { font-size: 0.8125rem; color: var(--color-muted); line-height: 1.65; }
.srh-path__arrow {
  flex: 0 0 auto; display: flex; align-items: center; justify-content: center; width: 44px;
  color: var(--color-orange); font-size: 1.5rem; font-weight: 800;
}
.srh-path__note { max-width: 720px; margin: 40px auto 0; text-align: center; color: var(--color-muted); font-size: 0.875rem; line-height: 1.85; }

/* ============================================================
   3. 천장 유리 vs 측면 유리 비교표
============================================================ */
.srh-glass-compare { background: var(--color-surface); border-top: 1px solid var(--color-border); }
.srh-glass-compare__table {
  background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); overflow: hidden;
}
.srh-glass-compare__table th {
  font-size: 0.8438rem; font-weight: 800; padding: 16px 20px; text-align: center; color: #fff;
}
.srh-glass-compare__table th:first-child { background: var(--color-deep); color: var(--color-accent-2); text-align: left; }
.srh-glass-compare__table th:nth-child(2) { background: var(--color-orange); }
.srh-glass-compare__table th:nth-child(3) { background: var(--color-terracotta); }
.srh-glass-compare__table td { padding: 16px 20px; font-size: 0.8438rem; border-bottom: 1px solid var(--color-border); vertical-align: top; }
.srh-glass-compare__table tr:last-child td { border-bottom: none; }
.srh-glass-compare__table td:first-child { font-weight: 800; color: var(--color-text); width: 22%; background: var(--color-surface-2); }
.srh-glass-compare__table td:not(:first-child) { color: var(--color-body); line-height: 1.7; text-align: center; }

/* ============================================================
   4. 중간 히어로 (H1)
============================================================ */
.srh-midhero {
  position: relative; min-height: 620px; display: flex; align-items: center; overflow: hidden;
  background: var(--color-deep);
}
.srh-midhero__bg {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; object-position: center 55%; background: #D9D3C8;
}
.srh-midhero__overlay {
  position: absolute; inset: 0;
  background: linear-gradient(190deg, rgba(20,16,12,0.04) 0%, rgba(20,16,12,0.32) 46%, rgba(20,16,12,0.74) 100%);
}
.srh-midhero__content { position: relative; z-index: 2; max-width: var(--max-width); margin: 0 auto; padding: 90px 24px; width: 100%; }
.srh-midhero__badge {
  display: inline-flex; align-items: center; gap: 8px; padding: 6px 16px; border: 1px solid rgba(255,255,255,0.6);
  border-radius: 100px; color: #fff; font-size: 0.75rem; font-weight: 800; letter-spacing: 0.08em;
  margin-bottom: 24px; background: rgba(255,255,255,0.1); backdrop-filter: blur(6px);
}
.srh-midhero__h1 {
  font-size: clamp(2.25rem, 5.4vw, 3.875rem); font-weight: 800; color: #fff; letter-spacing: -0.03em;
  line-height: 1.18; margin-bottom: 20px; text-shadow: 0 2px 24px rgba(0,0,0,0.25);
}
.srh-midhero__sub {
  font-size: clamp(0.9375rem, 1.8vw, 1.125rem); color: rgba(255,255,255,0.94); font-weight: 400;
  line-height: 1.85; max-width: 580px; margin-bottom: 34px; text-shadow: 0 1px 12px rgba(0,0,0,0.2);
}
.srh-midhero__cta { display: flex; gap: 14px; flex-wrap: wrap; }

/* ============================================================
   5. NSEO 키워드별 고민 – 라벨 리스트 (카드 그리드 아님)
============================================================ */
.srh-keywords { background: var(--color-surface-2); }
.srh-keywords__list { display: flex; flex-direction: column; max-width: 900px; margin: 0 auto; }
.srh-keywords__item {
  display: flex; align-items: center; gap: 22px; padding: 26px 8px; border-bottom: 1px solid var(--color-border);
  transition: padding-left var(--transition);
}
.srh-keywords__item:first-child { border-top: 1px solid var(--color-border); }
.srh-keywords__item:hover { padding-left: 14px; background: var(--color-accent-pale); }
.srh-keywords__mark { flex-shrink: 0; font-size: 0.75rem; font-weight: 800; color: var(--color-terracotta); letter-spacing: 0.04em; width: 66px; }
.srh-keywords__body { flex: 1; }
.srh-keywords__body h3 { font-size: 1.0625rem; font-weight: 800; margin-bottom: 4px; letter-spacing: -0.01em; }
.srh-keywords__body p { font-size: 0.8438rem; color: var(--color-muted); line-height: 1.65; }
.srh-keywords__arrow { flex-shrink: 0; color: var(--color-orange); font-size: 1.25rem; }

/* ============================================================
   6. 시공 전 체크리스트
============================================================ */
.srh-checklist { background: var(--color-surface); border-top: 1px solid var(--color-border); }
.srh-checklist__table {
  background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); overflow: hidden;
}
.srh-checklist__table th {
  text-align: left; font-size: 0.75rem; font-weight: 800; letter-spacing: 0.06em; text-transform: uppercase;
  color: #fff; background: var(--color-deep); padding: 14px 22px;
}
.srh-checklist__table td { padding: 16px 22px; font-size: 0.875rem; border-bottom: 1px solid var(--color-border); }
.srh-checklist__table tr:last-child td { border-bottom: none; }
.srh-checklist__table td:first-child { font-weight: 800; width: 30%; color: var(--color-text); }
.srh-checklist__table td:last-child { color: var(--color-body); line-height: 1.7; }
.srh-checklist__num {
  display: inline-flex; align-items: center; justify-content: center; width: 22px; height: 22px; border-radius: 6px 2px;
  background: var(--color-orange); color: #fff; font-size: 0.6875rem; font-weight: 800; margin-right: 10px;
}

/* ============================================================
   7. 썬룸 유형별 해결 방향 – 라벨 리스트
============================================================ */
.srh-solutions { background: var(--color-surface-2); }
.srh-solutions__list { display: flex; flex-direction: column; max-width: 900px; margin: 0 auto; }
.srh-solutions__item {
  display: grid; grid-template-columns: 150px 1fr; gap: 20px; padding: 24px 8px; border-bottom: 1px solid var(--color-border);
}
.srh-solutions__item:first-child { border-top: 1px solid var(--color-border); }
.srh-solutions__type {
  font-size: 0.8125rem; font-weight: 800; color: #fff; background: var(--color-terracotta);
  border-radius: 100px; padding: 8px 14px; text-align: center; align-self: start; white-space: nowrap;
}
.srh-solutions__item h3 { font-size: 1rem; font-weight: 800; margin-bottom: 6px; }
.srh-solutions__item p { font-size: 0.8438rem; color: var(--color-body); line-height: 1.75; }

/* ============================================================
   2. 시공 사례
============================================================ */
.srh-cases { background: var(--color-surface); border-top: 1px solid var(--color-border); }
.srh-case__item {
  display: grid; grid-template-columns: 1fr 1fr; gap: 52px; align-items: center;
  padding: 44px 0; border-bottom: 1px solid var(--color-border);
}
.srh-case__item:last-child { border-bottom: none; }
.srh-case__item--reverse .srh-case__img { order: 2; }
.srh-case__item--reverse .srh-case__text { order: 1; }
.srh-case__img { border-radius: 16px 4px 16px 4px; overflow: hidden; aspect-ratio: 4/3; box-shadow: var(--shadow-sm); }
.srh-case__img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.srh-case__badge {
  display: inline-block; font-size: 0.75rem; font-weight: 800; letter-spacing: 0.06em; color: #fff;
  background: var(--heat-gradient-diag); padding: 5px 14px; border-radius: 100px; margin-bottom: 14px;
}
.srh-case__text h3 { font-size: 1.1875rem; font-weight: 800; letter-spacing: -0.02em; margin-bottom: 18px; }
.srh-case__dl dt { font-size: 0.75rem; font-weight: 800; color: var(--color-terracotta); letter-spacing: 0.04em; margin-top: 14px; }
.srh-case__dl dt:first-child { margin-top: 0; }
.srh-case__dl dd { font-size: 0.9375rem; color: var(--color-body); line-height: 1.8; margin-top: 4px; }

/* ============================================================
   FAQ
============================================================ */
.srh-faq { background: var(--color-surface); border-top: 1px solid var(--color-border); }
.srh-faq__list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 8px; }
.srh-faq__item { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: 12px 3px 12px 3px; overflow: hidden; transition: border-color var(--transition); }
.srh-faq__item.open { border-color: var(--color-orange); }
.srh-faq__q { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 20px 24px; text-align: left; font-size: 0.9375rem; font-weight: 700; }
.srh-faq__q:hover { color: var(--color-orange); }
.srh-faq__item.open .srh-faq__q { color: var(--color-orange); }
.srh-faq__icon { flex-shrink: 0; transition: transform var(--transition); color: var(--color-muted); }
.srh-faq__item.open .srh-faq__icon { transform: rotate(180deg); color: var(--color-orange); }
.srh-faq__a { padding: 0 24px 20px; font-size: 0.9rem; color: var(--color-body); line-height: 1.75; border-top: 1px solid var(--color-border); margin-top: -1px; }
.srh-faq__a[hidden] { display: none; }

/* ============================================================
   CTA
============================================================ */
.srh-cta { background: var(--color-deep); padding: 108px 0; text-align: center; position: relative; overflow: hidden; }
.srh-cta::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse at 50% -10%, rgba(247,183,51,0.25), transparent 60%);
  pointer-events: none;
}
.srh-cta__inner { position: relative; max-width: 660px; margin: 0 auto; }
.srh-cta__title { font-size: clamp(1.625rem, 3.6vw, 2.5rem); font-weight: 800; color: #fff; letter-spacing: -0.03em; line-height: 1.4; margin-bottom: 18px; }
.srh-cta__sub { color: rgba(255,255,255,0.68); font-size: 1rem; line-height: 1.85; margin-bottom: 40px; }

/* ============================================================
   FOOTER
============================================================ */
.srh-footer { background: var(--color-deep); color: rgba(255,255,255,0.6); padding: 60px 0 0; }
.srh-footer__inner { max-width: var(--max-width); margin: 0 auto; padding: 0 24px 56px; display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; }
.srh-footer__name { font-size: 1rem; font-weight: 800; color: #fff; margin-bottom: 14px; }
.srh-footer__brand p { font-size: 0.875rem; line-height: 2; color: rgba(255,255,255,0.6); }
.srh-footer__brand a { color: var(--color-accent-2); }
.srh-footer__small { margin-top: 14px; font-size: 0.8125rem; }
.srh-footer__col-title { font-size: 0.75rem; font-weight: 800; letter-spacing: 0.1em; text-transform: uppercase; color: rgba(255,255,255,0.4); margin-bottom: 18px; }
.srh-footer__col ul { display: flex; flex-direction: column; gap: 8px; }
.srh-footer__col a { font-size: 0.875rem; color: rgba(255,255,255,0.6); }
.srh-footer__col a:hover { color: var(--color-accent-2); }
.srh-footer__bottom { border-top: 1px solid rgba(255,255,255,0.1); padding: 18px 24px; text-align: center; }
.srh-footer__bottom p { font-size: 0.8125rem; color: rgba(255,255,255,0.3); }

/* ============================================================
   FLOATING PHONE
============================================================ */
.srh-float-phone {
  position: fixed; right: 24px; top: 50%; transform: translateY(-50%); z-index: 800;
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  background: var(--heat-gradient-diag); color: #fff; padding: 14px 10px; border-radius: 100px;
  box-shadow: 0 6px 22px rgba(193,80,43,0.42);
  writing-mode: vertical-rl; text-orientation: mixed;
  transition: transform var(--transition), box-shadow var(--transition);
}
.srh-float-phone:hover { transform: translateY(-50%) scale(1.05); box-shadow: 0 10px 30px rgba(193,80,43,0.52); }
.srh-float-phone svg { writing-mode: horizontal-tb; }
.srh-float-phone span { font-size: 0.6875rem; font-weight: 700; letter-spacing: 0.05em; }
.srh-mobile-bar { display: none; position: fixed; bottom: 0; left: 0; right: 0; z-index: 999; background: var(--heat-gradient-diag); }
.srh-mobile-call { display: flex; align-items: center; justify-content: center; gap: 10px; padding: 16px; color: #fff; font-size: 0.9375rem; font-weight: 700; }

/* ============================================================
   GENERIC PAGE
============================================================ */
.srh-page { padding-top: calc(var(--header-h) + 56px); padding-bottom: 80px; min-height: 60vh; }
.srh-page .srh-container { max-width: 860px; }
.srh-page__title { font-size: clamp(1.625rem, 3vw, 2.25rem); font-weight: 800; letter-spacing: -0.03em; margin-bottom: 28px; padding-bottom: 22px; border-bottom: 1px solid var(--color-border); }

/* ============================================================
   SUBPAGE SHARED CHROME (NSEO 세부페이지 공통)
============================================================ */
.srh-subpage { padding-top: var(--header-h); }
.srh-subpage__hero { background: var(--color-deep); padding: 68px 0 52px; text-align: center; }
.srh-breadcrumb { display: flex; align-items: center; justify-content: center; gap: 8px; margin-bottom: 20px; font-size: 0.8125rem; color: rgba(255,255,255,0.5); }
.srh-breadcrumb a { color: rgba(255,255,255,0.5); }
.srh-breadcrumb a:hover { color: var(--color-accent-2); }
.srh-breadcrumb__sep { color: rgba(255,255,255,0.25); }
.srh-breadcrumb__current { color: var(--color-accent-2); }
.srh-subpage__h1 { font-size: clamp(1.75rem, 4.2vw, 2.75rem); font-weight: 800; color: #fff; letter-spacing: -0.03em; line-height: 1.25; margin-bottom: 12px; }
.srh-subpage__sub { font-size: 0.9375rem; color: rgba(255,255,255,0.6); }
.srh-subpage__body { padding: 0 0 8px; }

.srh-alt-section { display: grid; grid-template-columns: 1fr 1fr; gap: 58px; align-items: center; padding: 68px 0; border-bottom: 1px solid var(--color-border); }
.srh-alt-section:last-of-type { border-bottom: none; }
.srh-alt-section--reverse .srh-alt-section__img { order: 2; }
.srh-alt-section--reverse .srh-alt-section__text { order: 1; }
.srh-alt-section__img { border-radius: var(--radius-lg); overflow: hidden; aspect-ratio: 4/3; box-shadow: var(--shadow-sm); }
.srh-alt-section__img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.srh-alt-section__num { font-size: 0.6875rem; font-weight: 800; letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-terracotta); margin-bottom: 12px; }
.srh-alt-section__text h2 { font-size: clamp(1.1875rem, 2.4vw, 1.5rem); font-weight: 800; letter-spacing: -0.02em; line-height: 1.4; margin-bottom: 16px; }
.srh-alt-section__text p { font-size: 0.9375rem; line-height: 1.9; color: var(--color-body); margin-bottom: 16px; }
.srh-alt-section__text p:last-child { margin-bottom: 0; }
.srh-alt-section__text strong { color: var(--color-terracotta); font-weight: 800; }

.srh-lead { max-width: 900px; margin: 0 auto; padding: 60px 0 0; }
.srh-lead__img { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md); aspect-ratio: 16/9; margin-bottom: 40px; }
.srh-lead__img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.srh-lead__intro { font-size: 1.0625rem; line-height: 2; color: var(--color-text); margin-bottom: 40px; }
.srh-lead__causes { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-bottom: 40px; }
.srh-lead__cause { background: var(--color-surface-2); border: 1px solid var(--color-border); border-radius: 14px 4px 14px 4px; padding: 24px 26px; }
.srh-lead__cause h3 { font-size: 0.9688rem; font-weight: 800; margin-bottom: 8px; color: var(--color-terracotta); }
.srh-lead__cause p { font-size: 0.875rem; color: var(--color-muted); line-height: 1.75; }
.srh-lead__body p { font-size: 0.9375rem; line-height: 1.95; color: var(--color-body); margin-bottom: 18px; }
.srh-lead__body strong { color: var(--color-terracotta); font-weight: 800; }

.srh-points { max-width: 900px; margin: 0 auto; padding: 60px 0 0; }
.srh-points__img { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md); aspect-ratio: 16/9; margin-bottom: 44px; }
.srh-points__img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.srh-points__intro { font-size: 0.9688rem; color: var(--color-muted); line-height: 1.9; max-width: 720px; margin-bottom: 40px; }
.srh-points__list { display: flex; flex-direction: column; }
.srh-points__item { display: flex; gap: 22px; padding: 28px 0; border-bottom: 1px solid var(--color-border); }
.srh-points__item:last-child { border-bottom: none; }
.srh-points__num { flex-shrink: 0; width: 36px; height: 36px; border-radius: 50%; background: var(--heat-gradient-diag); color: #fff; font-size: 0.8438rem; font-weight: 800; display: flex; align-items: center; justify-content: center; }
.srh-points__item h3 { font-size: 1.0625rem; font-weight: 800; margin-bottom: 8px; letter-spacing: -0.01em; }
.srh-points__item p { font-size: 0.9375rem; line-height: 1.85; color: var(--color-body); }

.srh-factor { max-width: 900px; margin: 0 auto; padding: 60px 0 0; }
.srh-factor__img { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md); aspect-ratio: 16/9; margin-bottom: 44px; }
.srh-factor__img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.srh-factor__intro { font-size: 0.9688rem; color: var(--color-muted); line-height: 1.9; max-width: 720px; margin-bottom: 16px; }
.srh-factor__table { border: 1px solid var(--color-border); border-radius: var(--radius-lg); overflow: hidden; margin-bottom: 40px; }
.srh-factor__table th { text-align: left; font-size: 0.75rem; font-weight: 800; letter-spacing: 0.06em; text-transform: uppercase; color: #fff; background: var(--color-orange); padding: 14px 22px; }
.srh-factor__table td { padding: 16px 22px; font-size: 0.875rem; border-bottom: 1px solid var(--color-border); vertical-align: top; }
.srh-factor__table tr:last-child td { border-bottom: none; }
.srh-factor__table td:first-child { font-weight: 800; width: 26%; color: var(--color-text); }
.srh-factor__table td:last-child { color: var(--color-body); line-height: 1.75; }
.srh-factor__note { font-size: 0.9375rem; line-height: 1.95; color: var(--color-body); margin-bottom: 16px; }
.srh-factor__note strong { color: var(--color-terracotta); font-weight: 800; }

.srh-photogrid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 8px 0 44px; }
.srh-photogrid img { width: 100%; height: 100%; object-fit: cover; border-radius: 10px 2px 10px 2px; aspect-ratio: 4/3; display: block; box-shadow: var(--shadow-sm); }
.srh-photogrid__cap { grid-column: 1 / -1; font-size: 0.8125rem; color: var(--color-muted); margin: -6px 0 4px; }
.srh-ba { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin: 8px 0 44px; }
.srh-ba__col { text-align: center; }
.srh-ba__col img { width: 100%; border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); aspect-ratio: 4/3; object-fit: cover; display: block; }
.srh-ba__tag { display: inline-block; margin-top: 10px; font-size: 0.75rem; font-weight: 800; letter-spacing: 0.06em; padding: 5px 14px; border-radius: 20px; }
.srh-ba__tag--before { background: var(--color-bg); color: var(--color-muted); }
.srh-ba__tag--after { background: var(--color-orange); color: #fff; }
@media (max-width: 768px) {
  .srh-photogrid { grid-template-columns: repeat(2, 1fr); }
}

.srh-subpage__faq { padding: 56px 0 64px; }
.srh-subpage__faq h2 { font-size: 1.375rem; font-weight: 800; margin-bottom: 28px; letter-spacing: -0.02em; }
.srh-related { background: var(--color-bg); padding: 52px 0 68px; }
.srh-related h2 { font-size: 1.125rem; font-weight: 800; margin-bottom: 22px; letter-spacing: -0.01em; }
.srh-related__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.srh-related__card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: 8px 2px; padding: 18px 14px; font-size: 0.875rem; font-weight: 700; text-align: center; transition: border-color var(--transition), color var(--transition); }
.srh-related__card:hover { border-color: var(--color-orange); color: var(--color-orange); }
.srh-subpage__cta-wrap { background: var(--color-deep); border-radius: var(--radius-notch); padding: 54px 40px; text-align: center; margin: 0 auto 72px; max-width: var(--max-width); }
.srh-subpage__cta-wrap h3 { font-size: 1.375rem; font-weight: 800; color: #fff; letter-spacing: -0.02em; margin-bottom: 10px; }
.srh-subpage__cta-wrap p { font-size: 0.875rem; color: rgba(255,255,255,0.5); margin-bottom: 28px; }

/* ============================================================
   CONTACT PAGE
============================================================ */
.srh-contact { padding-top: calc(var(--header-h) + 64px); padding-bottom: 96px; }
.srh-contact .srh-container { max-width: 620px; }
.srh-contact__lead { color: var(--color-muted); margin: 14px 0 40px; font-size: 0.9375rem; line-height: 1.85; }
.srh-contact__card { background: var(--color-surface-2); border: 1px solid var(--color-border); border-radius: var(--radius-notch); padding: 48px 40px; text-align: center; }
.srh-contact__brand { font-size: 1.0625rem; font-weight: 800; color: var(--color-terracotta); margin-bottom: 10px; }
.srh-contact__phone { font-size: 2.125rem; font-weight: 800; margin: 14px 0; letter-spacing: -0.02em; }
.srh-contact__phone a:hover { color: var(--color-orange); }
.srh-contact__note { color: var(--color-muted); font-size: 0.875rem; margin-bottom: 30px; }
.srh-contact__biz { margin-top: 40px; padding-top: 32px; border-top: 1px solid var(--color-border); text-align: left; }
.srh-contact__biz h2 { font-size: 0.75rem; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-muted); margin-bottom: 14px; }
.srh-contact__biz dl { display: grid; grid-template-columns: 88px 1fr; gap: 8px 12px; font-size: 0.875rem; }
.srh-contact__biz dt { color: var(--color-muted); }
.srh-contact__biz dd { color: var(--color-text); font-weight: 600; }

/* ============================================================
   SITEMAP PAGE
============================================================ */
.srh-sitemap { padding-top: calc(var(--header-h) + 56px); padding-bottom: 80px; }
.srh-sitemap h1 { font-size: 1.875rem; font-weight: 800; letter-spacing: -0.03em; margin-bottom: 44px; padding-bottom: 20px; border-bottom: 1px solid var(--color-border); }
.srh-sitemap__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; }
.srh-sitemap__section h2 { font-size: 0.75rem; font-weight: 800; letter-spacing: 0.1em; text-transform: uppercase; color: var(--color-terracotta); margin-bottom: 16px; }
.srh-sitemap__section ul { display: flex; flex-direction: column; gap: 8px; }
.srh-sitemap__section a { font-size: 0.9375rem; }
.srh-sitemap__section a:hover { color: var(--color-orange); }
.srh-sitemap__note { font-size: 0.8125rem; color: var(--color-muted); margin-top: 6px; }

/* ============================================================
   RESPONSIVE
============================================================ */
@media (max-width: 1024px) {
  .srh-diag__wrap { grid-template-columns: 1fr; gap: 32px; }
  .srh-related__grid { grid-template-columns: repeat(2, 1fr); }
  .srh-lead__causes { grid-template-columns: 1fr; }
  .srh-footer__inner { grid-template-columns: 1fr 1fr; gap: 32px; }
  .srh-footer__brand { grid-column: 1 / -1; }
  .srh-diag__table td:first-child { width: 100px; }
  .srh-solutions__item { grid-template-columns: 1fr; gap: 10px; }
  .srh-solutions__type { justify-self: start; }
}

@media (max-width: 768px) {
  :root { --header-h: 60px; }
  section { padding: 64px 0; }
  .srh-section-header { margin-bottom: 34px; }
  .srh-header__nav { display: none; }
  .srh-header__cta { display: none; }
  .srh-hamburger { display: flex; }

  .srh-diag { padding-top: calc(var(--header-h) + 36px); padding-bottom: 52px; }
  .srh-diag__table td { padding: 12px 14px; font-size: 0.8125rem; word-break: keep-all; }
  .srh-diag__table td:first-child { width: 34%; white-space: normal; }

  .srh-path__flow { flex-direction: column; align-items: center; }
  .srh-path__node { width: 100%; max-width: 320px; }
  .srh-path__arrow { transform: rotate(90deg); width: auto; height: 32px; }

  .srh-midhero { min-height: 520px; }
  .srh-midhero__content { padding: 60px 24px; }
  .srh-midhero__cta { flex-direction: column; gap: 12px; }
  .srh-midhero__cta .srh-btn { width: 100%; max-width: 320px; }

  .srh-checklist__table td, .srh-checklist__table th { padding: 12px 14px; font-size: 0.8125rem; word-break: keep-all; }
  .srh-checklist__table td:first-child { width: 34%; }

  .srh-glass-compare__table { table-layout: fixed; }
  .srh-glass-compare__table th, .srh-glass-compare__table td { padding: 10px 8px; font-size: 0.75rem; word-break: keep-all; }
  .srh-glass-compare__table td:first-child { width: 26%; }

  .srh-factor__table td, .srh-factor__table th { padding: 12px 14px; font-size: 0.8125rem; word-break: keep-all; }
  .srh-factor__table td:first-child { width: 32%; }

  .srh-related__grid { grid-template-columns: 1fr; }
  .srh-footer__inner { grid-template-columns: 1fr; gap: 28px; }
  .srh-keywords__item { flex-wrap: wrap; }
  .srh-keywords__mark { width: auto; }

  .srh-float-phone { display: none; }
  .srh-mobile-bar { display: block; }
  body { padding-bottom: 60px; }

  .srh-sitemap__grid { grid-template-columns: 1fr; }

  .srh-alt-section { grid-template-columns: 1fr; gap: 26px; padding: 46px 0; }
  .srh-alt-section--reverse .srh-alt-section__img { order: 0; }
  .srh-alt-section--reverse .srh-alt-section__text { order: 1; }
  .srh-alt-section__img { aspect-ratio: 16/9; }
  .srh-case__item { grid-template-columns: 1fr; gap: 20px; padding: 32px 0; }
  .srh-case__item--reverse .srh-case__img { order: 0; }
  .srh-case__item--reverse .srh-case__text { order: 1; }
  .srh-case__img { aspect-ratio: 16/9; }
  .srh-points__item { gap: 14px; }
  .srh-lead__causes { grid-template-columns: 1fr; }
  .srh-subpage__cta-wrap { padding: 40px 24px; margin-bottom: 48px; }
}

@media (max-width: 480px) {
  .srh-related__grid { grid-template-columns: 1fr; }
}