/* ============================================
   dgnow.cn — 稳定版 CSS（无外部字体依赖）
   ============================================ */

/* === 变量 === */
:root {
  --primary: #C17A4A;
  --primary-dark: #A5613A;
  --dark: #2C2C2C;
  --deep-dark: #1A1A1A;
  --bg: #FAF6F1;
  --white: #FFFFFF;
  --text: #3D3D3D;
  --muted: #7A7A7A;
  --border: #E0D8D0;
  --card-bg: #F5EEE6;
  --radius: 12px;
  --shadow: 0 4px 20px rgba(0,0,0,0.08);
  --max-w: 1200px;
  --pad: 0 24px;
}

/* === 重置 === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* === 容器 === */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: var(--pad);
}

/* === 通用 === */
.section {
  padding: 80px 0;
}
.section-white { background: var(--white); }
.section-dark { background: var(--deep-dark); color: white; }
.section-dark h2, .section-dark h3 { color: white; }
.section-dark .muted { color: rgba(255,255,255,0.55); }

.label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--primary);
  display: block;
  margin-bottom: 10px;
}
.section-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 12px;
  line-height: 1.3;
}
.section-desc {
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 580px;
  line-height: 1.8;
}
.text-center { text-align: center; }
.text-center .section-desc { margin: 0 auto; }

/* === 按钮 === */
.btn {
  display: inline-block;
  padding: 13px 32px;
  border-radius: 100px;
  font-size: 15px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all 0.25s ease;
  font-family: inherit;
}
.btn-primary {
  background: var(--primary);
  color: white;
  box-shadow: 0 4px 14px rgba(193,122,74,0.3);
}
.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(193,122,74,0.4);
}
.btn-outline {
  background: transparent;
  color: var(--dark);
  border: 1.5px solid var(--border);
}
.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
}
.btn-white {
  background: white;
  color: var(--primary-dark);
  box-shadow: 0 4px 14px rgba(0,0,0,0.12);
}
.btn-white:hover { background: #f5f0eb; transform: translateY(-2px); }

/* === 导航 === */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 16px 0;
  transition: background 0.3s, box-shadow 0.3s;
}
.navbar.on { background: rgba(250,246,241,0.96); box-shadow: 0 2px 12px rgba(0,0,0,0.06); }
.navbar .container { display: flex; align-items: center; justify-content: space-between; }
.navbar-brand {
  display: flex; align-items: center; gap: 10px;
  font-size: 1.2rem; font-weight: 700; color: var(--dark);
}
.navbar-brand .logo {
  width: 36px; height: 36px; background: var(--primary);
  border-radius: 8px; display: flex; align-items: center;
  justify-content: center; color: white; font-weight: 900; font-size: 15px;
}
.navbar-nav { display: flex; gap: 32px; align-items: center; }
.navbar-nav a {
  font-size: 15px; font-weight: 500; color: var(--text);
  position: relative;
}
.navbar-nav a::after {
  content: ''; position: absolute; bottom: -3px; left: 0;
  width: 0; height: 2px; background: var(--primary);
  transition: width 0.25s;
}
.navbar-nav a:hover, .navbar-nav a.active { color: var(--primary); }
.navbar-nav a:hover::after, .navbar-nav a.active::after { width: 100%; }
.nav-cta {
  background: var(--primary); color: white !important;
  padding: 8px 20px; border-radius: 100px; font-size: 14px;
}
.nav-cta::after { display: none !important; }
.nav-cta:hover { background: var(--primary-dark); }

/* 汉堡 */
.nav-toggle { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; padding: 4px; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--dark); border-radius: 2px; }

/* 移动端菜单 */
.mobile-nav {
  display: none; position: fixed; inset: 0;
  background: var(--bg); z-index: 200;
  flex-direction: column; align-items: center; justify-content: center; gap: 28px;
}
.mobile-nav.on { display: flex; }
.mobile-nav a { font-size: 1.6rem; font-weight: 600; color: var(--dark); }
.mobile-nav-close { position: absolute; top: 20px; right: 24px; background: none; border: none; font-size: 2rem; cursor: pointer; }

/* === HERO === */
.hero {
  min-height: 100vh;
  background: var(--bg);
  padding-top: 80px;
  display: flex; align-items: center;
  position: relative; overflow: hidden;
}
.hero-inner {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 0; align-items: center; min-height: calc(100vh - 80px);
}
.hero-text { padding: 60px 0; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(193,122,74,0.1); border: 1px solid rgba(193,122,74,0.2);
  color: var(--primary); padding: 6px 16px; border-radius: 100px;
  font-size: 13px; font-weight: 500; margin-bottom: 24px;
}
.hero-badge-dot {
  width: 6px; height: 6px; background: var(--primary);
  border-radius: 50%; animation: blink 2s infinite;
}
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0.3} }
.hero h1 {
  font-size: 2.8rem; font-weight: 800; color: var(--dark);
  line-height: 1.25; margin-bottom: 20px;
}
.hero h1 .hl { color: var(--primary); }
.hero-sub {
  font-size: 1.1rem; color: var(--muted); line-height: 1.85;
  margin-bottom: 36px; max-width: 500px;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 48px; }
.hero-stats {
  display: flex; gap: 36px; padding-top: 40px;
  border-top: 1px solid var(--border);
}
.hero-stat-item {}
.hero-stat-num {
  font-size: 2rem; font-weight: 800; color: var(--primary); line-height: 1;
}
.hero-stat-label { font-size: 13px; color: var(--muted); margin-top: 4px; }
.hero-visual { position: relative; height: 100%; min-height: 500px; }
.hero-img-main {
  width: 100%; height: 100%; min-height: 500px; object-fit: cover;
  border-radius: var(--radius) 0 0 var(--radius);
}
.hero-float {
  position: absolute; bottom: 32px; left: -40px;
  background: white; border-radius: var(--radius); padding: 16px 20px;
  box-shadow: var(--shadow); display: flex; align-items: center; gap: 12px;
  animation: floatY 3s ease-in-out infinite;
}
@keyframes floatY { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-8px)} }
.hero-float-icon {
  width: 40px; height: 40px; background: rgba(193,122,74,0.12);
  border-radius: 50%; display: flex; align-items: center;
  justify-content: center; color: var(--primary);
}
.hero-float-text { font-size: 13px; font-weight: 500; line-height: 1.4; color: var(--dark); }
.hero-float-sub { font-size: 11px; color: var(--muted); }

/* === 信任条 === */
.trust-bar { background: var(--dark); padding: 0; }
.trust-bar .container { display: flex; }
.trust-item {
  flex: 1; display: flex; align-items: center; justify-content: center;
  gap: 14px; padding: 28px 20px;
  border-right: 1px solid rgba(255,255,255,0.08);
}
.trust-item:last-child { border-right: none; }
.trust-icon {
  width: 44px; height: 44px; background: rgba(193,122,74,0.18);
  border-radius: 50%; display: flex; align-items: center;
  justify-content: center; color: #D4966A; flex-shrink: 0;
}
.trust-num { font-size: 1.5rem; font-weight: 700; color: white; line-height: 1.1; }
.trust-label { font-size: 12px; color: rgba(255,255,255,0.5); margin-top: 3px; }

/* === 痛点 === */
.problem-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; margin-top: 48px; }
.problem-card {
  background: var(--bg); border-radius: var(--radius);
  padding: 32px 24px; border: 1px solid transparent;
  transition: all 0.25s;
}
.problem-card:hover { border-color: rgba(193,122,74,0.25); transform: translateY(-4px); box-shadow: var(--shadow); }
.problem-icon {
  width: 48px; height: 48px; background: rgba(193,122,74,0.1);
  border-radius: 10px; display: flex; align-items: center;
  justify-content: center; color: var(--primary); margin-bottom: 18px;
}
.problem-card h3 { font-size: 1.05rem; margin-bottom: 10px; font-weight: 700; }
.problem-card p { font-size: 0.9rem; color: var(--muted); line-height: 1.7; }

/* === 优势 === */
.adv-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; margin-top: 48px; }
.adv-list {}
.adv-item { display: flex; gap: 18px; margin-bottom: 28px; align-items: flex-start; }
.adv-item:last-child { margin-bottom: 0; }
.adv-num {
  width: 32px; height: 32px; background: var(--primary);
  border-radius: 50%; display: flex; align-items: center;
  justify-content: center; color: white; font-weight: 700;
  font-size: 13px; flex-shrink: 0;
}
.adv-item h3 { font-size: 1rem; font-weight: 700; margin-bottom: 6px; }
.adv-item p { font-size: 0.9rem; color: var(--muted); line-height: 1.7; }
.adv-vis { position: relative; }
.adv-img-1 {
  width: 100%; aspect-ratio: 4/5; object-fit: cover; border-radius: var(--radius);
}
.adv-img-2 {
  position: absolute; bottom: -20px; left: -28px;
  width: 52%; border-radius: var(--radius); border: 4px solid white;
  box-shadow: var(--shadow); object-fit: cover; aspect-ratio: 3/2;
}
.adv-badge {
  position: absolute; top: 20px; right: -12px;
  background: white; border-radius: var(--radius); padding: 14px 18px;
  box-shadow: var(--shadow); text-align: center;
}
.adv-badge-num { font-size: 2rem; font-weight: 900; color: var(--primary); line-height: 1; }
.adv-badge-txt { font-size: 12px; color: var(--muted); margin-top: 4px; line-height: 1.4; }

/* === 服务 === */
.service-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 20px; margin-top: 48px; }
.service-card {
  background: var(--bg); border-radius: var(--radius);
  padding: 32px; border: 1px solid var(--border);
  transition: all 0.25s;
}
.service-card:hover { border-color: var(--primary); transform: translateY(-3px); box-shadow: var(--shadow); }
.service-icon {
  width: 52px; height: 52px; background: var(--primary);
  border-radius: 10px; display: flex; align-items: center;
  justify-content: center; color: white; margin-bottom: 18px;
}
.service-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 10px; }
.service-card p { font-size: 0.9rem; color: var(--muted); line-height: 1.7; margin-bottom: 16px; }
.service-tag {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 12px; color: var(--primary); font-weight: 500;
}

/* === 流程 === */
.process-steps { display: grid; grid-template-columns: repeat(4,1fr); gap: 0; margin-top: 48px; position: relative; }
.process-steps::before {
  content: ''; position: absolute; top: 30px; left: 12%; right: 12%;
  height: 1px; background: rgba(255,255,255,0.15);
}
.process-step { text-align: center; padding: 0 12px; position: relative; z-index: 1; }
.process-num {
  width: 60px; height: 60px; border: 2px solid rgba(193,122,74,0.4);
  border-radius: 50%; display: flex; align-items: center;
  justify-content: center; margin: 0 auto 16px;
  background: var(--deep-dark); transition: all 0.25s;
}
.process-step:hover .process-num { border-color: var(--primary); background: rgba(193,122,74,0.12); }
.process-num span { font-size: 1.3rem; font-weight: 700; color: #D4966A; }
.process-step h3 { font-size: 0.95rem; font-weight: 700; margin-bottom: 6px; color: white; }
.process-step p { font-size: 13px; color: rgba(255,255,255,0.45); line-height: 1.6; }

/* === 案例 === */
.cases-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; margin-top: 48px; }
.case-card {
  background: var(--white); border-radius: var(--radius);
  overflow: hidden; border: 1px solid var(--border);
  transition: all 0.25s;
}
.case-card:hover { transform: translateY(-5px); box-shadow: 0 8px 28px rgba(0,0,0,0.1); }
.case-img { position: relative; aspect-ratio: 4/3; overflow: hidden; background: var(--card-bg); }
.case-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s; }
.case-card:hover .case-img img { transform: scale(1.06); }
.case-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(193,122,74,0.7), rgba(139,111,78,0.8));
  display: flex; flex-direction: column; align-items: center;
  justify-content: center; color: white; gap: 8px;
}
.case-overlay-icon {
  width: 44px; height: 44px; background: rgba(255,255,255,0.2);
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
}
.case-overlay-txt { font-size: 13px; font-weight: 500; text-align: center; line-height: 1.4; }
.case-body { padding: 18px 20px; }
.case-tags { display: flex; gap: 6px; margin-bottom: 8px; flex-wrap: wrap; }
.case-tag {
  font-size: 11px; padding: 3px 10px; border-radius: 100px;
  background: rgba(193,122,74,0.1); color: var(--primary); font-weight: 500;
}
.case-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 4px; }
.case-meta { font-size: 13px; color: var(--muted); }

/* 案例诚实提示 */
.case-note {
  background: var(--white); border-radius: var(--radius);
  padding: 20px 24px; margin-top: 32px;
  border: 1px solid var(--border);
  display: flex; gap: 16px; align-items: center;
}
.case-note-icon {
  width: 40px; height: 40px; background: rgba(193,122,74,0.1);
  border-radius: 50%; display: flex; align-items: center;
  justify-content: center; color: var(--primary); flex-shrink: 0;
}
.case-note strong { font-size: 14px; color: var(--dark); display: block; margin-bottom: 3px; }
.case-note p { font-size: 13px; color: var(--muted); }

/* === 评价 === */
.testi-track { display: flex; gap: 20px; margin-top: 48px; overflow-x: auto; padding-bottom: 12px; }
.testi-track::-webkit-scrollbar { height: 4px; }
.testi-track::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }
.testi-card {
  flex-shrink: 0; width: 360px;
  background: var(--bg); border-radius: var(--radius);
  padding: 28px; border: 1px solid var(--border);
}
.testi-stars { display: flex; gap: 3px; color: #F5A623; margin-bottom: 14px; }
.testi-text { font-size: 14px; line-height: 1.8; color: var(--text); margin-bottom: 20px; font-style: italic; }
.testi-author { display: flex; align-items: center; gap: 10px; }
.testi-avatar {
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--primary); display: flex; align-items: center;
  justify-content: center; color: white; font-weight: 700; font-size: 14px; flex-shrink: 0;
}
.testi-name { font-weight: 600; font-size: 14px; color: var(--dark); }
.testi-proj { font-size: 12px; color: var(--muted); }

/* === CTA条 === */
.cta { background: var(--primary); padding: 72px 0; text-align: center; position: relative; overflow: hidden; }
.cta::before {
  content: ''; position: absolute; top: -60%; left: -20%;
  width: 50%; height: 200%;
  background: rgba(255,255,255,0.05); border-radius: 50%;
}
.cta h2 { font-size: 2rem; color: white; margin-bottom: 14px; }
.cta p { color: rgba(255,255,255,0.8); font-size: 1.05rem; margin-bottom: 32px; }

/* === 联系 === */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; margin-top: 48px; align-items: start; }
.contact-info {}
.contact-info h3 { font-size: 1.4rem; margin-bottom: 14px; }
.contact-info > p { color: var(--muted); margin-bottom: 32px; line-height: 1.7; }
.contact-item { display: flex; gap: 14px; margin-bottom: 22px; align-items: flex-start; }
.contact-item-icon {
  width: 42px; height: 42px; background: rgba(193,122,74,0.1);
  border-radius: 10px; display: flex; align-items: center;
  justify-content: center; color: var(--primary); flex-shrink: 0;
}
.contact-item h4 { font-size: 14px; font-weight: 600; margin-bottom: 3px; }
.contact-item p { font-size: 13px; color: var(--muted); }
.contact-form { background: var(--white); border-radius: var(--radius); padding: 36px; box-shadow: var(--shadow); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: 13px; font-weight: 600; color: var(--dark); margin-bottom: 5px; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 11px 14px; border: 1.5px solid var(--border);
  border-radius: 8px; font-size: 14px; font-family: inherit;
  color: var(--text); background: var(--bg); transition: border 0.2s;
  outline: none;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--primary); background: var(--white);
  box-shadow: 0 0 0 3px rgba(193,122,74,0.08);
}
.form-group textarea { resize: vertical; min-height: 90px; }
.form-checkboxes { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 6px; }
.form-checkbox-item { display: flex; align-items: center; gap: 6px; font-size: 13px; cursor: pointer; }
.form-checkbox-item input { accent-color: var(--primary); width: 15px; height: 15px; }
.form-submit {
  width: 100%; padding: 14px; background: var(--primary); color: white;
  border: none; border-radius: 100px; font-size: 15px; font-weight: 600;
  cursor: pointer; transition: all 0.25s; font-family: inherit;
}
.form-submit:hover { background: var(--primary-dark); transform: translateY(-2px); }
.form-submit:disabled { background: var(--muted); cursor: not-allowed; transform: none; }
.form-success { display: none; text-align: center; padding: 36px 20px; }
.form-success.on { display: block; }
.form-success-icon {
  width: 60px; height: 60px; background: rgba(193,122,74,0.1);
  border-radius: 50%; display: flex; align-items: center;
  justify-content: center; color: var(--primary); margin: 0 auto 16px;
}
.form-success h4 { font-size: 1.1rem; margin-bottom: 8px; }
.form-success p { color: var(--muted); font-size: 14px; }

/* === FAQ === */
.faq-list { margin-top: 32px; }
.faq-item {
  background: var(--white); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 16px 20px; margin-bottom: 12px;
}
.faq-item strong { font-size: 14px; color: var(--dark); display: block; margin-bottom: 5px; }
.faq-item p { font-size: 13px; color: var(--muted); line-height: 1.7; }

/* === 页头（内页） === */
.page-head {
  background: var(--dark); padding: 130px 0 70px; text-align: center;
}
.page-head h1 { color: white; font-size: 2.5rem; margin-bottom: 10px; }
.page-head p { color: rgba(255,255,255,0.55); font-size: 1.05rem; }

/* === 关于页 === */
.story-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; margin-top: 48px; }
.story-grid p { color: var(--muted); line-height: 1.9; margin-bottom: 16px; }
.story-img { position: relative; }
.story-img img { width: 100%; border-radius: var(--radius); object-fit: cover; aspect-ratio: 4/5; }
.story-year {
  position: absolute; bottom: 20px; left: 20px;
  background: white; border-radius: 10px; padding: 14px 18px;
  box-shadow: var(--shadow);
}
.story-year-num { font-size: 1.8rem; font-weight: 900; color: var(--primary); line-height: 1; }
.story-year-txt { font-size: 12px; color: var(--muted); margin-top: 3px; }
.values-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 18px; margin-top: 48px; }
.value-card {
  background: var(--bg); border-radius: var(--radius);
  padding: 26px; transition: all 0.25s;
}
.value-card:hover { border-color: rgba(193,122,74,0.3); box-shadow: var(--shadow); }
.value-icon {
  width: 42px; height: 42px; background: rgba(193,122,74,0.1);
  border-radius: 10px; display: flex; align-items: center;
  justify-content: center; color: var(--primary); margin-bottom: 14px;
}
.value-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 8px; }
.value-card p { font-size: 13px; color: var(--muted); line-height: 1.6; }
.team-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 14px; margin: 40px 0; }
.team-grid img { width: 100%; aspect-ratio: 4/3; object-fit: cover; border-radius: var(--radius); }
.stats-row { display: grid; grid-template-columns: repeat(4,1fr); gap: 18px; text-align: center; }
.stat-item {}
.stat-num { font-size: 2.2rem; font-weight: 900; color: var(--primary); line-height: 1; }
.stat-label { font-size: 13px; color: var(--muted); margin-top: 6px; }

/* 服务页全卡片 */
.svc-full-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 28px; margin-top: 48px; }
.svc-full { background: var(--white); border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); transition: all 0.25s; }
.svc-full:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.svc-full img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }
.svc-full-body { padding: 24px 28px; }
.svc-full-body h3 { font-size: 1.15rem; margin-bottom: 10px; }
.svc-full-body p { font-size: 13px; color: var(--muted); line-height: 1.7; margin-bottom: 18px; }
.svc-list { display: flex; flex-direction: column; gap: 7px; margin-bottom: 18px; }
.svc-list li { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text); }
.svc-list li svg { color: var(--primary); width: 15px; height: 15px; flex-shrink: 0; }
.quote-card { background: var(--bg); border-radius: var(--radius); padding: 28px; margin-top: 48px; border-left: 4px solid var(--primary); }
.quote-card p { font-size: 14px; color: var(--muted); line-height: 1.8; margin-bottom: 16px; }
.quote-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; margin-top: 20px; }

/* 案例页筛选 */
.filter-row { display: flex; gap: 10px; margin-top: 40px; margin-bottom: 28px; flex-wrap: wrap; }
.filter-btn {
  padding: 7px 18px; border-radius: 100px; border: 1.5px solid var(--border);
  background: var(--white); font-size: 13px; font-weight: 500;
  cursor: pointer; transition: all 0.2s; font-family: inherit; color: var(--text);
}
.filter-btn.on, .filter-btn:hover { background: var(--primary); border-color: var(--primary); color: white; }
.cases-page-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; }

/* === FOOTER === */
.footer { background: var(--deep-dark); color: rgba(255,255,255,0.5); padding: 56px 0 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,0.06); }
.footer-brand .navbar-brand { color: white; margin-bottom: 14px; }
.footer-brand p { font-size: 13px; line-height: 1.7; margin-bottom: 18px; }
.footer-social { display: flex; gap: 10px; }
.footer-social a {
  width: 34px; height: 34px; background: rgba(255,255,255,0.06);
  border-radius: 50%; display: flex; align-items: center;
  justify-content: center; color: rgba(255,255,255,0.5); transition: all 0.2s;
}
.footer-social a:hover { background: var(--primary); color: white; }
.footer-col h4 { color: white; font-size: 14px; font-weight: 600; margin-bottom: 14px; }
.footer-links { display: flex; flex-direction: column; gap: 9px; }
.footer-links a { font-size: 13px; transition: color 0.2s; }
.footer-links a:hover { color: #D4966A; }
.footer-bottom {
  padding: 20px 0; display: flex; justify-content: space-between;
  align-items: center; font-size: 12px; color: rgba(255,255,255,0.25);
}
.footer-bottom a { color: rgba(255,255,255,0.3); }
.footer-bottom a:hover { color: rgba(255,255,255,0.6); }

/* === 滚动动画 === */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.5s, transform 0.5s; }
.reveal.on { opacity: 1; transform: translateY(0); }

/* === 响应式 === */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
  .adv-grid { grid-template-columns: 1fr; }
  .adv-vis { display: none; }
  .process-steps { grid-template-columns: repeat(2,1fr); gap: 28px; }
  .process-steps::before { display: none; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .navbar-nav { display: none; }
  .nav-toggle { display: flex; }
  .problem-grid, .service-grid, .cases-grid, .cases-page-grid { grid-template-columns: 1fr; }
  .values-grid, .svc-full-grid { grid-template-columns: 1fr; }
  .story-grid { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: 1fr 1fr; }
  .stats-row { grid-template-columns: repeat(2,1fr); }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
  .section { padding: 60px 0; }
  .hero-stats { gap: 24px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { text-align: center; justify-content: center; }
}
@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero h1 { font-size: 2rem; }
  .process-steps { grid-template-columns: 1fr; }
  .trust-bar .container { flex-wrap: wrap; }
  .trust-item { flex: 1 1 50%; }
  .testi-card { width: 300px; }
  .contact-form { padding: 24px; }
  .section-title { font-size: 1.6rem; }
  .cta h2 { font-size: 1.6rem; }
}

/* === 顶部通知条 === */

.top-bar .container {
  display: flex; align-items: center; justify-content: center; gap: 16px;
}
.top-bar strong { color: #fff; font-weight: 600; }
.top-bar a {
  background: var(--primary);
  color: #fff;
  padding: 4px 16px; border-radius: 100px;
  font-size: 12px; font-weight: 600;
  transition: all 0.2s;
  white-space: nowrap;
}
.top-bar a:hover { background: #a8683c; transform: translateY(-1px); }

/* === 品牌文字 === */
.brand-svg { width: 36px; height: auto; flex-shrink: 0; }
.brand-text { display: flex; flex-direction: column; }
.brand-name { font-size: 1.1rem; font-weight: 700; color: var(--dark); line-height: 1.2; }
.brand-sub { font-size: 11px; color: var(--muted); letter-spacing: 1px; display: block; }

/* === 导航电话 === */
.navbar-phone {
  display: flex; align-items: center; gap: 8px;
  color: var(--primary); font-size: 14px; font-weight: 500;
}
.phone-num { font-family: inherit; }

/* === 痛点卡片解决标签 === */
.problem-tag {
  margin-top: 14px; padding: 10px 14px;
  background: rgba(193,122,74,0.08);
  border-radius: 8px; font-size: 12px;
  color: var(--primary); font-weight: 500;
  line-height: 1.5;
}

/* === 案例区标题行 === */
.cases-header-row {
  display: flex; justify-content: space-between;
  align-items: flex-end; margin-bottom: 40px;
}

/* === 第二个浮动卡片 === */
.hero-float-2 { bottom: 100px; left: -20px; animation-delay: 1.5s; }

/* === 侧边悬浮咨询栏 === */
.side-bar {
  position: fixed; right: 20px; bottom: 30px;
  z-index: 999; display: flex; flex-direction: column; gap: 10px;
}
.side-btn {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 18px; border-radius: 50px;
  font-size: 13px; font-weight: 600;
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
  transition: all 0.25s;
  white-space: nowrap;
}
.side-btn:hover { transform: translateX(-3px); box-shadow: 0 6px 24px rgba(0,0,0,0.2); }
.side-btn-phone { background: var(--primary); color: white; }
.side-btn-form { background: var(--dark); color: white; }
.side-btn-top {
  background: white; color: var(--dark);
  width: 44px; height: 44px;
  padding: 0; display: flex;
  align-items: center; justify-content: center;
  border: 1.5px solid var(--border);
}
.side-btn-top:hover { background: var(--bg); }

/* === 响应式侧边栏 === */
@media (max-width: 768px) {
  
  .top-bar strong { display: none; }
  .navbar-phone { display: none; }
  .side-bar { right: 12px; bottom: 16px; }
  .side-btn span { display: none; }
  .side-btn { width: 48px; height: 48px; padding: 0; border-radius: 50%; justify-content: center; }
  .side-btn span { display: none; }
  .side-btn-phone, .side-btn-form { background: var(--primary); }
}