/* 어반픽스 베란다 페인트 - 공통 스타일 */
:root {
  --color-bg-main: #FFFDF5;
  --color-bg-soft: #F3F0DF;
  --color-bg-lime: #E7E9C8;
  --color-bg-clay: #E7C1A0;
  --color-primary: #A75C3D;
  --color-primary-dark: #4A3128;
  --color-secondary: #7A8055;
  --color-accent: #D1915E;
  --color-text-main: #29211D;
  --color-text-sub: #5E5650;
  --color-text-muted: #8A8178;
  --color-border: #D8CBBE;
  --color-white: #FFFFFF;

  /* 마감 색감 팔레트 스와치 */
  --mood-cream: #FFFEF7;
  --mood-warmgray: #C4B9AC;
  --mood-sand: #E3D2AF;
  --mood-khaki: #D6D79C;
  --mood-terracotta: var(--color-accent);
  --mood-charcoal: var(--color-primary-dark);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Pretendard", "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
  color: var(--color-text-main);
  background: var(--color-bg-main);
  line-height: 1.6;
  padding-bottom: 76px; /* sticky footer 공간 확보 */
}

a { color: inherit; }

.container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 20px;
}

/* NAV */
.top-nav {
  background: var(--color-primary-dark);
  color: #fff;
  padding: 10px 0;
  font-size: 14px;
}
.top-nav .container {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  align-items: center;
}
.top-nav a { text-decoration: none; opacity: .9; color: #fff; }
.top-nav a:hover { opacity: 1; text-decoration: underline; }
.top-nav .brand { display: inline-flex; align-items: center; font-weight: 700; opacity: 1; margin-right: auto; }
.top-nav .brand-icon { display: inline-flex; margin-right: 8px; }
.top-nav .brand-icon svg { width: 18px; height: 18px; display: block; }
.top-nav .nav-links { display: flex; flex-wrap: wrap; gap: 6px 16px; }

/* 1. 계절별 베란다 변화 파노라마 */
.season-panorama { width: 100%; }
.season-kicker {
  text-align: center;
  font-size: 12.5px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  padding: 18px 0 4px;
  background: var(--color-bg-main);
}
.season-row {
  display: flex;
  width: 100%;
  height: 60vh;
  min-height: 300px;
  max-height: 440px;
}
.season-panel {
  flex: 1;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 22px;
  color: #fff;
  overflow: hidden;
}
.season-panel p {
  margin: 0;
  font-weight: 700;
  font-size: clamp(13px, 1.6vw, 16px);
  text-shadow: 0 2px 10px rgba(0,0,0,.35);
  max-width: 22ch;
}
.season-tag {
  align-self: flex-start;
  background: rgba(255,255,255,.88);
  color: var(--color-text-main);
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .08em;
  margin-bottom: auto;
}
.sp-1 { background: linear-gradient(165deg, var(--color-text-sub), var(--color-secondary)); }
.sp-2 { background: linear-gradient(165deg, var(--color-text-muted), var(--color-bg-soft)); color: var(--color-text-main); }
.sp-3 { background: linear-gradient(165deg, var(--color-bg-clay), var(--color-primary)); }
.sp-4 { background: linear-gradient(165deg, var(--mood-cream), var(--color-accent)); color: var(--color-text-main); }
.sp-2 .season-tag, .sp-4 .season-tag { background: rgba(41,33,29,.1); color: var(--color-text-main); }
.sp-2 p, .sp-4 p { text-shadow: none; }

@media (max-width: 720px) {
  .season-row { flex-direction: column; height: auto; max-height: none; }
  .season-panel { min-height: 190px; }
}

/* 2. HERO */
.hero {
  background: linear-gradient(160deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #fff;
  padding: 48px 0 52px;
  text-align: center;
}
.hero h1 {
  font-size: clamp(28px, 5vw, 42px);
  margin: 0 0 16px;
  font-weight: 800;
  letter-spacing: -0.5px;
}
.hero p {
  font-size: clamp(16px, 2.5vw, 19px);
  margin: 0 auto 28px;
  max-width: 620px;
  opacity: .95;
}
.cta-btn {
  display: inline-block;
  background: #fff;
  color: var(--color-primary-dark);
  font-weight: 700;
  font-size: 18px;
  padding: 16px 40px;
  border-radius: 999px;
  text-decoration: none;
  box-shadow: 0 8px 20px rgba(0,0,0,.18);
}
.cta-btn:hover { background: var(--mood-cream); }

/* SECTION 공통 */
section.block { padding: 56px 0; }
section.block h2 {
  font-size: clamp(22px, 3.5vw, 30px);
  color: var(--color-primary-dark);
  margin: 0 0 8px;
  font-weight: 800;
}
section.block .lead {
  color: var(--color-text-sub);
  margin: 0 0 32px;
  font-size: 15px;
  max-width: 720px;
}
.alt-bg { background: var(--color-bg-soft); border-top: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border); }

/* 3. 벽면 손상 레이어(단면도) */
.layer-diagram {
  display: flex;
  gap: 32px;
  align-items: stretch;
  margin-top: 8px;
}
.layer-stack {
  width: 130px;
  flex: none;
  border-radius: 16px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 10px 24px rgba(41,33,29,.12);
}
.layer-band { flex: 1; border-bottom: 1px solid rgba(255,255,255,.35); }
.layer-band:last-child { border-bottom: none; }
.lb-1 { background: var(--color-bg-clay); }
.lb-2 { background: var(--color-secondary); }
.lb-3 { background: var(--color-accent); }
.lb-4 { background: var(--color-primary); }
.lb-5 { background: #8B7561; }
.lb-6 { background: var(--color-primary-dark); }
.layer-lines { flex: 1; display: flex; flex-direction: column; }
.layer-row {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 16px;
  border-bottom: 1px dashed var(--color-border);
}
.layer-row:last-child { border-bottom: none; }
.layer-tick { width: 36px; height: 1px; background: var(--color-text-muted); flex: none; }
.layer-name { font-weight: 700; font-size: 14.5px; color: var(--color-text-main); }

@media (max-width: 640px) {
  .layer-diagram { flex-direction: column; gap: 20px; }
  .layer-stack { width: 100%; height: 64px; flex-direction: row; }
  .layer-band { border-bottom: none; border-right: 1px solid rgba(255,255,255,.35); }
  .layer-band:last-child { border-right: none; }
  .layer-row { border-bottom: 1px solid var(--color-border); padding: 10px 0; }
}

/* 4. 베란다 마감 색상 선택 (마감 샘플판 형태) */
.finish-chart {
  margin-top: 8px;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  overflow: hidden;
  background: var(--color-white);
}
.finish-row {
  display: grid;
  grid-template-columns: 56px 150px 1fr;
  align-items: center;
  gap: 18px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-border);
}
.finish-row:last-child { border-bottom: none; }
.finish-swatch {
  width: 42px; height: 42px;
  border-radius: 8px;
  border: 1px solid var(--color-border);
  background: var(--chip);
  flex: none;
}
.finish-name { font-weight: 700; font-size: 14.5px; color: var(--color-text-main); }
.finish-desc { font-size: 13.5px; color: var(--color-text-sub); }

@media (max-width: 560px) {
  .finish-row { grid-template-columns: 42px 1fr; grid-template-rows: auto auto; row-gap: 4px; }
  .finish-name { grid-column: 2; grid-row: 1; }
  .finish-desc { grid-column: 2; grid-row: 2; }
  .finish-swatch { grid-row: 1 / 3; }
}

/* 5. Before / After 와이드 쇼케이스 */
.ba-wide-row { display: flex; width: 100%; height: 360px; }
.ba-wide-panel {
  flex: 1;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 26px;
}
.ba-wide-before { background: linear-gradient(120deg, var(--color-text-sub), var(--color-text-muted)); color: #fff; }
.ba-wide-after { background: linear-gradient(120deg, var(--color-bg-clay), var(--mood-cream)); color: var(--color-text-main); }
.ba-wide-panel p { margin: 0; font-weight: 700; font-size: 16px; }
.ba-tag {
  position: absolute;
  top: 18px; left: 22px;
  background: rgba(255,255,255,.9);
  color: var(--color-text-main);
  padding: 4px 14px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
}
.ba-note { margin: 16px auto 0; font-size: 13px; color: var(--color-text-muted); max-width: 720px; }

@media (max-width: 640px) {
  .ba-wide-row { flex-direction: column; height: auto; }
  .ba-wide-panel { min-height: 200px; }
}

/* 6. 하지 말아야 할 방식 (번호 없는 매거진형 2단 구성) */
.dont-layout {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 40px;
  align-items: start;
  margin-top: 8px;
}
.dont-lead p {
  font-size: clamp(19px, 2.4vw, 25px);
  font-weight: 700;
  color: var(--color-primary-dark);
  line-height: 1.5;
  margin: 0;
  position: sticky;
  top: 24px;
}
.dont-items { display: flex; flex-direction: column; }
.dont-item {
  padding: 20px 0;
  border-top: 1px solid var(--color-border);
}
.dont-item:first-child { border-top: none; }
.dont-item strong { display: block; font-size: 16px; color: var(--color-text-main); margin-bottom: 6px; }
.dont-item p { margin: 0; font-size: 14px; color: var(--color-text-sub); }

@media (max-width: 720px) {
  .dont-layout { grid-template-columns: 1fr; gap: 20px; }
  .dont-lead p { position: static; }
}

/* 7. 지역별 안내 */
.region-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}
.region-card {
  display: block;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 20px;
  text-decoration: none;
  color: inherit;
}
.region-card strong { display: block; font-size: 17px; color: var(--color-primary-dark); margin-bottom: 8px; }
.region-card p { margin: 0; font-size: 14px; color: var(--color-text-sub); }

/* 8. FAQ */
.faq-item {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  margin-bottom: 12px;
  overflow: hidden;
}
.faq-item summary {
  cursor: pointer;
  font-weight: 700;
  padding: 18px 20px;
  list-style: none;
  position: relative;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 20px;
  color: var(--color-primary);
  font-size: 20px;
}
.faq-item[open] summary::after { content: "-"; }
.faq-item .faq-a {
  padding: 0 20px 18px;
  color: var(--color-text-sub);
  font-size: 14.5px;
}

/* 9. 마지막 CTA */
.final-cta {
  text-align: center;
  background: linear-gradient(160deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #fff;
  padding: 56px 0;
}
.final-cta p { font-size: clamp(18px, 3vw, 26px); font-weight: 700; margin: 0 0 28px; }

/* FOOTER */
footer.site-footer {
  background: var(--color-primary-dark);
  color: #E4D9CE;
  padding: 40px 0 90px;
  font-size: 13.5px;
}
footer.site-footer .biz-name { color: #fff; font-weight: 800; font-size: 16px; margin-bottom: 10px; }
footer.site-footer dl { display: grid; grid-template-columns: max-content 1fr; gap: 6px 14px; margin: 0; }
footer.site-footer dt { color: #B7A99C; }
footer.site-footer dd { margin: 0; }
footer.site-footer a { text-decoration: underline; }
footer.site-footer .sitemap-link { margin-top: 20px; padding-top: 16px; border-top: 1px solid #5c4638; }
footer.site-footer .sitemap-link a { color: #E4D9CE; }

/* STICKY FOOTER (모바일 고정 상담바) */
.sticky-bar {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  display: flex;
  z-index: 999;
  box-shadow: 0 -4px 14px rgba(0,0,0,.15);
}
.sticky-bar a {
  flex: 1;
  text-align: center;
  padding: 16px 0;
  font-weight: 800;
  font-size: 16px;
  text-decoration: none;
  color: #fff;
}
.sticky-bar .call { background: var(--color-primary); }

@media (min-width: 900px) {
  .sticky-bar { display: none; }
  body { padding-bottom: 0; }
}