/* 
 * 禾西禾 (Hexihe) 视觉设计系统
 * 调性：暖纸白底、松绿主色、暖橙点缀、圆角卡片、亲和圆润且专业的儿童游乐软包展示
 * 纯原生 CSS，无外部字体与依赖
 */

:root {
  --bg-paper: #FAF7F2;
  --bg-surface: #FFFFFF;
  --bg-subtle: #F3EFE8;
  --bg-tag: #EBF3EE;
  
  --pine-900: #143026;
  --pine-800: #1B4335;
  --pine-700: #235645;
  --pine-600: #2E6F5A;
  --pine-100: #E6F0EB;
  --pine-50:  #F2F7F4;
  
  --orange-600: #D85A2E;
  --orange-500: #E76A3C;
  --orange-100: #FDEEE7;
  --orange-50:  #FFF7F2;

  --text-main: #222926;
  --text-body: #4A5550;
  --text-muted: #738079;
  --border-light: #E8E3DA;
  --border-focus: #235645;
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  --shadow-sm: 0 2px 6px rgba(20, 48, 38, 0.04);
  --shadow-md: 0 8px 20px rgba(20, 48, 38, 0.06);
  --shadow-lg: 0 16px 36px rgba(20, 48, 38, 0.08);

  --container-max: 1200px;
  --transition: all 0.25s cubic-bezier(0.25, 0.8, 0.25, 1);
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  background-color: var(--bg-paper);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  color: var(--text-body);
  background-color: var(--bg-paper);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* 顶部状态条 */
.top-notice-bar {
  background-color: var(--pine-50);
  border-bottom: 1px solid var(--border-light);
  padding: 6px 16px;
  font-size: 0.8125rem;
  color: var(--text-muted);
}
.top-notice-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
.notice-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--pine-100);
  color: var(--pine-800);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-weight: 500;
}
.notice-contact a {
  color: var(--pine-800);
  font-weight: 600;
  text-decoration: none;
  margin-left: 4px;
}
.notice-contact a:hover {
  text-decoration: underline;
}

/* 导航栏 */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(250, 247, 242, 0.94);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-light);
}

.header-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.logo-symbol {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--pine-700), var(--pine-800));
  color: #FFFFFF;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.5px;
  box-shadow: 0 4px 10px rgba(35, 86, 69, 0.25);
  position: relative;
  overflow: hidden;
}
.logo-symbol::after {
  content: "";
  position: absolute;
  top: -4px;
  right: -4px;
  width: 14px;
  height: 14px;
  background: var(--orange-500);
  border-radius: 50%;
  border: 2px solid var(--bg-paper);
}
.logo-text {
  display: flex;
  flex-direction: column;
}
.brand-name {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--pine-900);
  letter-spacing: 0.5px;
  line-height: 1.2;
}
.brand-sub {
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.5px;
}

/* 导航菜单 */
.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
  list-style: none;
}
.nav-links a {
  display: inline-block;
  padding: 8px 14px;
  border-radius: var(--radius-full);
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-main);
  transition: var(--transition);
}
.nav-links a:hover {
  background-color: var(--pine-100);
  color: var(--pine-800);
}
.nav-links a.active {
  background-color: var(--pine-800);
  color: #FFFFFF;
}

.header-action {
  display: flex;
  align-items: center;
  gap: 12px;
}
.btn-phone {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--orange-500);
  color: #FFFFFF;
  padding: 9px 18px;
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  box-shadow: 0 3px 10px rgba(231, 106, 60, 0.28);
  transition: var(--transition);
}
.btn-phone:hover {
  background-color: var(--orange-600);
  transform: translateY(-1px);
  box-shadow: 0 5px 14px rgba(231, 106, 60, 0.35);
}

.menu-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border-light);
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  font-size: 1.2rem;
  color: var(--pine-900);
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

/* 基础通用布局 */
main {
  flex: 1 0 auto;
}
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 20px;
}

/* 按钮通用 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-full);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
}
.btn-primary {
  background-color: var(--pine-800);
  color: #FFFFFF;
}
.btn-primary:hover {
  background-color: var(--pine-900);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.btn-accent {
  background-color: var(--orange-500);
  color: #FFFFFF;
}
.btn-accent:hover {
  background-color: var(--orange-600);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.btn-outline {
  border-color: var(--pine-800);
  color: var(--pine-800);
  background-color: transparent;
}
.btn-outline:hover {
  background-color: var(--pine-100);
}
.btn-sm {
  padding: 7px 16px;
  font-size: 0.85rem;
}

/* 标题体系 */
h1, h2, h3, h4, h5 {
  color: var(--pine-900);
  font-weight: 700;
  line-height: 1.3;
}
.section-tag {
  display: inline-block;
  background-color: var(--pine-100);
  color: var(--pine-800);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  margin-bottom: 12px;
}
.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 48px;
}
.section-title {
  font-size: 2rem;
  margin-bottom: 14px;
  letter-spacing: -0.5px;
}
.section-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
}

/* 英雄区 Hero */
.hero-section {
  padding: 64px 0 48px;
  position: relative;
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 48px;
}
.hero-content h1 {
  font-size: 2.75rem;
  line-height: 1.25;
  margin-bottom: 20px;
  letter-spacing: -0.5px;
  color: var(--pine-900);
}
.hero-content h1 .highlight {
  color: var(--orange-500);
  position: relative;
  display: inline-block;
}
.hero-content h1 .highlight::after {
  content: "";
  position: absolute;
  bottom: 4px;
  left: 0;
  width: 100%;
  height: 10px;
  background-color: var(--orange-100);
  z-index: -1;
  border-radius: 4px;
}
.hero-p {
  font-size: 1.125rem;
  color: var(--text-body);
  margin-bottom: 28px;
  max-width: 540px;
}
.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 32px;
}
.hero-badge-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  color: var(--text-body);
  font-weight: 500;
  box-shadow: var(--shadow-sm);
}
.hero-badge-item svg {
  color: var(--pine-700);
}
.hero-cta-group {
  display: flex;
  gap: 16px;
  align-items: center;
  flex-wrap: wrap;
}
.hero-cta-group .contact-direct {
  font-size: 0.875rem;
  color: var(--text-muted);
}
.hero-cta-group .contact-direct strong {
  color: var(--pine-800);
}

/* 英雄区右侧：卡片拼贴展板 */
.hero-visual-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 16px;
  box-shadow: var(--shadow-lg);
  position: relative;
}
.hero-img-main {
  width: 100%;
  height: 320px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  display: block;
}
.hero-card-footer {
  margin-top: 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 4px 6px;
}
.hero-card-meta h4 {
  font-size: 1.05rem;
  color: var(--pine-900);
}
.hero-card-meta p {
  font-size: 0.8125rem;
  color: var(--text-muted);
}
.hero-floating-pill {
  position: absolute;
  top: 28px;
  left: -20px;
  background: var(--bg-surface);
  padding: 8px 16px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--pine-800);
}
.floating-dot {
  width: 10px;
  height: 10px;
  background-color: #27AE60;
  border-radius: 50%;
}

/* 核心特性胶囊栏 */
.stats-strip {
  margin: 32px 0 64px;
}
.stats-strip-inner {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 24px 32px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  box-shadow: var(--shadow-sm);
}
.stat-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}
.stat-icon {
  width: 44px;
  height: 44px;
  background: var(--pine-100);
  color: var(--pine-800);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.stat-text h4 {
  font-size: 1rem;
  color: var(--pine-900);
  margin-bottom: 2px;
}
.stat-text p {
  font-size: 0.8125rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* 业务场景四宫格 */
.scenarios-section {
  padding: 60px 0;
}
.scenario-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.scenario-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 30px;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}
.scenario-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--pine-600);
}
.scenario-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.scenario-category {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--orange-600);
  background: var(--orange-50);
  padding: 3px 10px;
  border-radius: var(--radius-full);
}
.scenario-title {
  font-size: 1.35rem;
  color: var(--pine-900);
  margin-bottom: 12px;
}
.scenario-p {
  font-size: 0.9375rem;
  color: var(--text-body);
  margin-bottom: 20px;
  flex-grow: 1;
}
.scenario-features {
  list-style: none;
  margin-bottom: 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.scenario-features li {
  font-size: 0.85rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}
.scenario-features li::before {
  content: "•";
  color: var(--pine-700);
  font-size: 1.2rem;
  line-height: 1;
}

/* 案例展示区（精选） */
.case-gallery-section {
  padding: 60px 0 80px;
  background-color: var(--bg-subtle);
  border-radius: var(--radius-xl);
  margin: 30px auto;
}
.case-cards-wrapper {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
.case-card {
  background: var(--bg-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.case-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.case-card-img-wrap {
  position: relative;
  height: 260px;
  background: #EAE6DE;
  overflow: hidden;
}
.case-card-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.case-card:hover .case-card-img-wrap img {
  transform: scale(1.03);
}
.case-label-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(20, 48, 38, 0.85);
  backdrop-filter: blur(4px);
  color: #FFFFFF;
  font-size: 0.8rem;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-weight: 500;
}
.case-photo-count {
  position: absolute;
  bottom: 12px;
  right: 14px;
  background: rgba(0, 0, 0, 0.6);
  color: #FFF;
  font-size: 0.75rem;
  padding: 3px 8px;
  border-radius: var(--radius-full);
}
.case-card-body {
  padding: 22px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}
.case-card-body h3 {
  font-size: 1.25rem;
  margin-bottom: 8px;
  color: var(--pine-900);
}
.case-desc {
  font-size: 0.9rem;
  color: var(--text-body);
  margin-bottom: 16px;
  flex-grow: 1;
}
.case-specs-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}
.case-spec-pill {
  background: var(--bg-paper);
  border: 1px solid var(--border-light);
  font-size: 0.75rem;
  padding: 3px 8px;
  border-radius: 6px;
  color: var(--text-muted);
}
.case-card-footer {
  border-top: 1px solid var(--border-light);
  padding-top: 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.case-source-note {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* 软包工艺与安全规范 */
.craft-section {
  padding: 60px 0;
}
.craft-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.craft-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}
.craft-card-icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: var(--orange-50);
  color: var(--orange-600);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.craft-card h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
}
.craft-card p {
  font-size: 0.875rem;
  color: var(--text-body);
  line-height: 1.6;
}

/* 采购与定制流程 */
.process-section {
  padding: 60px 0;
}
.process-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  position: relative;
}
.step-item {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 20px 16px;
  text-align: center;
  position: relative;
}
.step-number {
  width: 32px;
  height: 32px;
  background: var(--pine-700);
  color: #FFF;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  margin: 0 auto 12px;
}
.step-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--pine-900);
  margin-bottom: 6px;
}
.step-desc {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* 需求速算与清单生成工具（本地无后端） */
.calculator-box {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 36px;
  box-shadow: var(--shadow-md);
  margin: 40px auto 0;
  max-width: 960px;
}
.calc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}
.form-group {
  margin-bottom: 18px;
}
.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--pine-900);
  margin-bottom: 6px;
}
.form-control, .form-select {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  font-size: 0.9375rem;
  color: var(--text-main);
  background-color: var(--bg-paper);
  font-family: inherit;
  transition: var(--transition);
}
.form-control:focus, .form-select:focus {
  outline: none;
  border-color: var(--border-focus);
  background-color: #FFF;
  box-shadow: 0 0 0 3px rgba(35, 86, 69, 0.12);
}
.checkbox-group {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 8px;
}
.checkbox-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-paper);
  border: 1px solid var(--border-light);
  padding: 6px 12px;
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  cursor: pointer;
  user-select: none;
  transition: var(--transition);
}
.checkbox-label:hover {
  border-color: var(--pine-600);
}
.checkbox-label input[type="checkbox"]:checked + span {
  font-weight: 600;
  color: var(--pine-800);
}

.calc-output-card {
  background: var(--pine-50);
  border: 1px dashed var(--pine-600);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
}
.calc-output-title {
  font-size: 1.1rem;
  color: var(--pine-900);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.calc-text-area {
  flex-grow: 1;
  background: #FFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 12px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.85rem;
  color: #333;
  line-height: 1.5;
  white-space: pre-wrap;
  min-height: 200px;
  overflow-y: auto;
  margin-bottom: 14px;
}
.calc-tip {
  font-size: 0.775rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* 页脚 */
.site-footer {
  background-color: var(--pine-900);
  color: #D1DDD7;
  padding: 56px 0 24px;
  margin-top: 80px;
  border-top: 4px solid var(--orange-500);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 36px;
  margin-bottom: 40px;
}
.footer-col h4 {
  color: #FFFFFF;
  font-size: 1.05rem;
  margin-bottom: 16px;
  position: relative;
  padding-bottom: 8px;
}
.footer-col h4::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 28px;
  height: 2px;
  background-color: var(--orange-500);
}
.footer-col p {
  font-size: 0.875rem;
  line-height: 1.7;
  color: #B2C4BC;
  margin-bottom: 12px;
}
.footer-links {
  list-style: none;
}
.footer-links li {
  margin-bottom: 10px;
}
.footer-links a {
  color: #B2C4BC;
  text-decoration: none;
  font-size: 0.875rem;
  transition: var(--transition);
}
.footer-links a:hover {
  color: #FFFFFF;
  padding-left: 4px;
}
.footer-contact-item {
  display: flex;
  gap: 10px;
  margin-bottom: 12px;
  font-size: 0.875rem;
}
.footer-contact-item strong {
  color: #FFFFFF;
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.8125rem;
  color: #8DA198;
}
.footer-tag-draft {
  background: rgba(231, 106, 60, 0.18);
  border: 1px solid rgba(231, 106, 60, 0.35);
  color: #FFB399;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
}

/* 详情子页面公用 Banner */
.page-banner {
  background: linear-gradient(180deg, var(--bg-paper) 0%, var(--bg-subtle) 100%);
  padding: 48px 0 36px;
  border-bottom: 1px solid var(--border-light);
  margin-bottom: 40px;
}
.page-banner-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 20px;
}
.breadcrumbs {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-bottom: 10px;
}
.breadcrumbs a {
  color: var(--pine-800);
  text-decoration: none;
}
.page-banner h1 {
  font-size: 2.25rem;
  margin-bottom: 12px;
}
.page-banner-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 720px;
}

/* 案例页相册多图组件 */
.case-full-card {
  background: #FFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  overflow: hidden;
  margin-bottom: 48px;
  box-shadow: var(--shadow-sm);
}
.case-full-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
}
.case-full-visual {
  background: #EDEAE3;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.case-main-preview {
  width: 100%;
  height: 380px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  background: #000;
}
.case-main-preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
  cursor: zoom-in;
}
.case-thumbnails {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
.case-thumb {
  height: 90px;
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition);
  opacity: 0.75;
}
.case-thumb:hover, .case-thumb.active {
  border-color: var(--orange-500);
  opacity: 1;
}
.case-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.case-full-info {
  padding: 36px 30px;
  display: flex;
  flex-direction: column;
}
.case-full-header {
  margin-bottom: 20px;
}
.case-status-badge {
  display: inline-block;
  background: var(--pine-100);
  color: var(--pine-800);
  font-size: 0.785rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  margin-bottom: 8px;
}
.case-full-info h2 {
  font-size: 1.6rem;
  margin-bottom: 12px;
}
.case-full-desc {
  font-size: 0.95rem;
  color: var(--text-body);
  line-height: 1.7;
  margin-bottom: 24px;
}
.case-spec-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 24px;
}
.case-spec-table th, .case-spec-table td {
  padding: 8px 12px;
  font-size: 0.85rem;
  border-bottom: 1px solid var(--border-light);
  text-align: left;
}
.case-spec-table th {
  color: var(--text-muted);
  width: 32%;
  font-weight: 500;
}
.case-spec-table td {
  color: var(--pine-900);
  font-weight: 600;
}

/* 规格参考表格卡片 */
.specs-sample-card {
  background: #FFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 28px;
  margin-top: 36px;
}
.specs-sample-card h3 {
  font-size: 1.25rem;
  margin-bottom: 12px;
}
.specs-sample-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 14px;
}
.specs-sample-table th, .specs-sample-table td {
  border: 1px solid var(--border-light);
  padding: 12px 14px;
  font-size: 0.875rem;
  text-align: left;
}
.specs-sample-table th {
  background: var(--bg-paper);
  color: var(--pine-900);
  font-weight: 600;
}

/* 图片灯箱 (Lightbox) 纯原生支持 */
.lightbox-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 20, 0.9);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.lightbox-modal.active {
  display: flex;
}
.lightbox-content {
  max-width: 90vw;
  max-height: 85vh;
  border-radius: var(--radius-md);
  box-shadow: 0 10px 40px rgba(0,0,0,0.5);
  object-fit: contain;
}
.lightbox-close {
  position: absolute;
  top: 24px;
  right: 28px;
  background: rgba(255,255,255,0.2);
  color: #FFF;
  border: none;
  font-size: 2rem;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.lightbox-close:hover {
  background: var(--orange-500);
}

/* 响应式断点适配 */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .stats-strip-inner {
    grid-template-columns: repeat(2, 1fr);
  }
  .case-cards-wrapper {
    grid-template-columns: 1fr;
  }
  .craft-grid {
    grid-template-columns: 1fr;
  }
  .process-steps {
    grid-template-columns: repeat(3, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .case-full-grid {
    grid-template-columns: 1fr;
  }
  .calc-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .menu-toggle {
    display: inline-flex;
  }
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-surface);
    border-bottom: 1px solid var(--border-light);
    flex-direction: column;
    padding: 16px 20px;
    gap: 8px;
    box-shadow: var(--shadow-lg);
  }
  .nav-links.open {
    display: flex;
  }
  .nav-links a {
    width: 100%;
    border-radius: var(--radius-sm);
  }
  .hero-content h1 {
    font-size: 2rem;
  }
  .stats-strip-inner {
    grid-template-columns: 1fr;
  }
  .scenario-grid {
    grid-template-columns: 1fr;
  }
  .process-steps {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .calculator-box {
    padding: 20px;
  }
}
/* Integration fix: retain navigation at narrow phone widths. */
@media(max-width:430px){.header-action .btn-phone{display:none}.header-inner{gap:12px}.header-action{min-width:42px}}
.zoomable-img:focus-visible,.case-thumb:focus-visible{outline:3px solid #e77b43;outline-offset:4px}