/* 家装建材行业页独有样式 */

/* 1. Hero：全屏大图背景 + 居中文字 */
.deco-hero {
  position: relative;
  padding: calc(var(--header-h) + var(--topbar-h) + 80px) 0 100px;
  overflow: hidden;
}
.deco-hero-bg {
  position: absolute; inset: 0;
  background: url("../images/industry-decoration.jpg") center/cover no-repeat;
  z-index: 0;
}
.deco-hero-mask {
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(180deg, rgba(50,40,25,.55) 0%, rgba(50,40,25,.35) 50%, rgba(50,40,25,.65) 100%);
}
.deco-hero-inner {
  position: relative; z-index: 2; text-align: center;
  max-width: 760px; margin: 0 auto;
}
.deco-breadcrumb { font-size: .86rem; color: rgba(255,249,239,.8); margin-bottom: 16px; }
.deco-hero-inner h1 { color: #FFF9EF; margin-bottom: 18px; }
.deco-hero-sub { color: rgba(255,249,239,.9); font-size: 1.05rem; max-width: 600px; margin: 0 auto 28px; }
.deco-hero-cta { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* 2. 行业现状三栏 */
.deco-status-cols {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;
}
.deco-status-col {
  background: var(--white); border-radius: var(--radius); padding: 32px 26px;
  box-shadow: var(--clay-shadow-sm); border-top: 5px solid var(--yellow);
}
.deco-status-col h3 { margin-bottom: 12px; color: var(--ink); }
.deco-status-col p { font-size: .94rem; }

/* 3. 痛点竖线列表 */
.deco-pain-wrap { max-width: 900px; margin: 0 auto; }
.deco-pain-list {
  border-left: 3px solid var(--yellow-2); padding-left: 0;
}
.deco-pain-list li {
  display: flex; gap: 24px; align-items: flex-start;
  padding: 26px 0 26px 32px; position: relative;
}
.deco-pain-list li::before {
  content: ""; position: absolute; left: -10px; top: 34px;
  width: 17px; height: 17px; border-radius: 50%;
  background: var(--yellow); border: 3px solid var(--cream);
  box-shadow: var(--clay-shadow-sm);
}
.deco-pain-num {
  font-size: 1.8rem; font-weight: 800; color: var(--yellow-3);
  line-height: 1; flex-shrink: 0; min-width: 60px;
}
.deco-pain-list h3 { margin-bottom: 6px; }
.deco-pain-list p { font-size: .94rem; }

/* 4. 方案 2x2 */
.deco-plans { background: var(--cream-2); }
.deco-plans-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px;
}
.deco-plan-card {
  background: var(--white); border-radius: var(--radius); padding: 36px 32px;
  box-shadow: var(--clay-shadow-sm); display: flex; gap: 22px; align-items: flex-start;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}
.deco-plan-card:hover { transform: translateY(-6px); box-shadow: var(--clay-shadow); }
.deco-plan-icon {
  flex-shrink: 0; width: 68px; height: 68px; border-radius: 20px;
  background: var(--yellow); display: flex; align-items: center; justify-content: center;
  box-shadow: var(--clay-shadow-sm);
}
.deco-plan-card h3 { margin-bottom: 8px; }
.deco-plan-card p { font-size: .93rem; }

/* 5. 案例入口 */
.deco-case-band {
  display: grid; grid-template-columns: 1fr 1fr; gap: 0;
  border-radius: var(--radius); overflow: hidden; box-shadow: var(--clay-shadow);
}
.deco-case-txt {
  padding: 48px 44px; background: linear-gradient(160deg, #FDF6E4, #F6E3B4);
  display: flex; flex-direction: column; justify-content: center;
}
.deco-case-txt h2 { margin-bottom: 14px; }
.deco-case-txt p { margin-bottom: 24px; }
.deco-case-img img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 4/3; }

/* 6. 功能双列 */
.deco-feat-cols {
  display: grid; grid-template-columns: 1fr 1fr; gap: 28px;
}
.deco-feat-list li {
  background: var(--white); border-radius: var(--radius-sm); padding: 20px 24px;
  margin-bottom: 14px; box-shadow: var(--clay-shadow-sm);
  display: flex; flex-direction: column;
}
.deco-feat-list b { color: var(--ink); margin-bottom: 4px; }
.deco-feat-list span { font-size: .9rem; color: var(--ink-2); }

/* 7. FAQ */
.deco-faq-wrap { max-width: 820px; margin: 0 auto; }
.deco-faq-item {
  background: var(--white); border-radius: var(--radius-sm);
  padding: 22px 26px; margin-bottom: 14px; box-shadow: var(--clay-shadow-sm);
}
.deco-faq-item summary {
  font-weight: 700; cursor: pointer; color: var(--ink);
  list-style: none; position: relative; padding-right: 30px;
}
.deco-faq-item summary::-webkit-details-marker { display: none; }
.deco-faq-item summary::after {
  content: "+"; position: absolute; right: 0; top: 0;
  font-size: 1.3rem; color: var(--green-3); font-weight: 400;
}
.deco-faq-item[open] summary::after { content: "−"; }
.deco-faq-item p { margin-top: 12px; font-size: .94rem; }

/* 8. CTA */
.deco-cta-band {
  text-align: center; max-width: 760px; margin: 0 auto 40px;
  background: linear-gradient(160deg, #E4EFDA, var(--green));
  padding: 56px 40px; border-radius: var(--radius); box-shadow: var(--clay-shadow);
}
.deco-cta-band h2 { margin-bottom: 14px; }
.deco-cta-band p { margin-bottom: 20px; }
.deco-cta-links { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-bottom: 16px; }
.deco-cta-tip { font-size: .88rem; color: var(--ink-2); }
.deco-more { text-align: center; font-size: .92rem; }
.deco-more span { color: var(--ink-3); margin-right: 8px; }
.deco-more a { margin: 0 8px; color: var(--green-3); font-weight: 600; }
.deco-more a:hover { color: var(--ink); }

/* 响应式 */
@media (max-width: 1024px) {
  .deco-status-cols { grid-template-columns: 1fr; }
  .deco-plans-grid { grid-template-columns: 1fr; }
  .deco-case-band { grid-template-columns: 1fr; }
  .deco-feat-cols { grid-template-columns: 1fr; }
}