/* ============================================
   home.css — 旭达电脑首页
   配色：深蓝 #10375C 单主色 + 中性灰白；橙 #F57C00 仅用于电话与星级
   风格：专业克制（无流动渐变、无彩色 emoji，线性单色图标）
   仅在首页加载；:root 覆盖实现「仅首页换色」
   ============================================ */

/* ---------- 配色 ---------- */
:root {
  --primary: #10375C;
  --primary-dark: #0A2540;
  --primary-light: #E9F0F7;
  --accent: #F57C00;
  --accent-dark: #E06A00;
  --text-main: #1E2B3A;
  --text-sub: #5A6B7D;
  --muted: #8A9AA9;
  --bg-white: #ffffff;
  --bg-gray: #F5F8FA;
  --bg-dark: #0A2540;
  --border: #E2E9F0;
  --shadow-sm: 0 2px 10px rgba(10, 37, 64, 0.05);
  --shadow-md: 0 6px 22px rgba(10, 37, 64, 0.08);
  --shadow-lg: 0 16px 44px rgba(10, 37, 64, 0.12);
  --transition: all 0.35s ease;
}

/* ---------- Logo ---------- */
.hp-logo-img { height: 40px; width: auto; display: block; }
.hp-logo-footer { height: 34px; width: auto; display: block; }

/* ---------- 版块标题 ---------- */
.section { padding: 96px 0; }
.section-title { margin-bottom: 58px; }
.section-title h2 { font-size: 2rem; letter-spacing: 1px; color: var(--primary); }
.section-title h2::after { content: ''; display: block; width: 44px; height: 3px; background: var(--primary); border-radius: 2px; margin: 14px auto 0; }
.hp-eyebrow {
  display: block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--muted);
  margin-bottom: 12px;
}

/* ---------- 图标与电话 SVG ---------- */
.hp-why-icon svg { width: 24px; height: 24px; color: var(--primary); }
.hp-phone-svg { width: 15px; height: 15px; vertical-align: -2px; }
.mobile-call-btn { color: #fff; }
.mobile-call-btn svg { width: 22px; height: 22px; }

/* ---------- Hero ---------- */
.hp-hero {
  position: relative;
  background: linear-gradient(100deg, rgba(8, 28, 48, 0.95) 0%, rgba(10, 37, 64, 0.90) 42%, rgba(10, 37, 64, 0.52) 76%, rgba(10, 37, 64, 0.40) 100%),
              url('images/index-hero.jpg') center right / cover no-repeat;
  color: #fff;
  padding: 100px 0 44px;
  overflow: hidden;
}
.hp-hero-inner { display: block; max-width: 880px; margin: 0 auto; padding-bottom: 56px; text-align: center; }
.hp-hero-badge {
  display: inline-block;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.22);
  color: #CFE3F5;
  font-size: 0.85rem;
  letter-spacing: 1.5px;
  padding: 8px 16px;
  border-radius: 2px;
  margin-bottom: 26px;
}
.hp-hero-content h1 { font-size: 2.7rem; line-height: 1.34; font-weight: 700; letter-spacing: 1px; margin-bottom: 24px; color: #fff; text-shadow: 0 2px 18px rgba(0, 0, 0, 0.35); }
.hp-hero-content h1 span { color: #fff; }
.hp-hero-svc-lead {
  display: inline-flex; align-items: center; gap: 10px;
  margin: 0 0 18px; font-size: 0.9rem; font-weight: 700; letter-spacing: 1.5px;
  color: rgba(255, 255, 255, 0.92);
}
.hp-hero-svc-lead::before {
  content: ''; width: 24px; height: 2px; background: rgba(255, 255, 255, 0.55); border-radius: 2px;
}
.hp-hero-services {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin: 0 auto 30px; max-width: 600px;
}
.hp-hero-svc {
  display: inline-flex; align-items: center;
  padding: 8px 16px; border-radius: 8px;
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(255, 255, 255, 0.55);
  color: #10375C; text-decoration: none; font-size: 0.95rem; font-weight: 600;
  letter-spacing: 0.2px; transition: all 0.2s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}
.hp-hero-svc:hover {
  background: #F57C00; color: #fff; border-color: #F57C00;
  transform: translateY(-2px); box-shadow: 0 8px 20px rgba(245, 124, 0, 0.35);
}
.hp-hero-svc-ico { font-size: 1.25rem; line-height: 1; }
.hp-hero-svc-name { white-space: nowrap; }
.hp-hero-subtitle { font-size: 1.02rem; line-height: 1.95; color: rgba(255, 255, 255, 0.76); max-width: 560px; margin: 0 auto 30px; }
.hp-hero-features { display: flex; flex-wrap: wrap; gap: 14px 30px; margin-bottom: 38px; }
.hp-feature { font-size: 0.94rem; color: rgba(255, 255, 255, 0.9); }
.hp-feature .check {
  display: inline-flex; align-items: center; justify-content: center;
  width: 21px; height: 21px; border-radius: 50%;
  background: rgba(255, 255, 255, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: #fff; font-size: 0.72rem; margin-right: 9px;
}
.hp-hero-cta { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }
.hp-cta-solid { background: #fff; color: var(--primary); border: 1px solid #fff; }
.hp-cta-solid:hover { background: #EDF2F7; color: var(--primary-dark); border-color: #EDF2F7; }
.hp-cta-ghost { background: transparent; color: #fff; border: 1px solid rgba(255, 255, 255, 0.4); }
.hp-cta-ghost:hover { background: rgba(255, 255, 255, 0.12); color: #fff; border-color: #fff; }

.hp-hero-card {
  position: relative;
  min-height: 380px;
  border-radius: 0;
  overflow: hidden;
  border: none;
  outline: none;
  box-shadow: none;
}
.hp-hero-card::before {
  content: '';
  position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background: linear-gradient(105deg,
    rgba(8, 28, 48, 0.92) 0%,
    rgba(8, 28, 48, 0.55) 26%,
    rgba(8, 28, 48, 0.12) 50%,
    transparent 64%);
}
.hp-hero-card::after {
  content: '';
  position: absolute; left: 0; right: 0; bottom: 0; z-index: 1;
  height: 50%;
  background: linear-gradient(to top, rgba(8, 28, 48, 0.7), transparent);
  pointer-events: none;
}
.hp-hero-card img { display: block; width: 100%; height: 100%; min-height: 380px; object-fit: cover; }
.hp-hero-card-tag {
  position: absolute; left: 18px; right: 18px; bottom: 18px; z-index: 2;
  background: rgba(255, 255, 255, 0.92); border-radius: 12px;
  padding: 14px 18px; display: flex; flex-direction: column; gap: 3px;
  border-top: 3px solid #F57C00;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.18);
  backdrop-filter: blur(6px);
}
.hp-hero-card-tag strong { font-size: 1.02rem; color: var(--primary); letter-spacing: 0.5px; }
.hp-hero-card-tag span { font-size: 0.82rem; color: var(--text-sub); }

/* ---------- 数据条 ---------- */
.hp-stats {
  position: relative; z-index: 2;
  display: grid; grid-template-columns: repeat(4, 1fr);
  max-width: 880px; margin: 0 auto;
  background: transparent;
  border-radius: 0;
  box-shadow: none;
  padding: 32px 22px 8px; text-align: center;
  border: none;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}
.hp-stat {
  position: relative;
  padding: 6px 18px;
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.hp-stat:not(:last-child)::after {
  content: '';
  position: absolute; right: 0; top: 50%; transform: translateY(-50%);
  width: 1px; height: 56px;
  background: rgba(255, 255, 255, 0.18);
}
.hp-stat strong {
  display: block;
  font-size: 2.7rem; font-weight: 800; color: #ffffff;
  line-height: 1.1; letter-spacing: 1px;
}
.hp-stat strong .count-num { display: inline; }
.hp-stat strong .count-suffix {
  font-size: 1.15rem; color: #F9A825; margin-left: 4px; font-weight: 600;
}
.hp-stat p {
  margin: 10px 0 0; color: rgba(255, 255, 255, 0.82);
  font-size: 0.98rem; letter-spacing: 0.5px;
}
.hp-stat.visible { opacity: 1; transform: translateY(0); }
.hp-stat.visible:nth-child(1) { transition-delay: 0ms; }
.hp-stat.visible:nth-child(2) { transition-delay: 120ms; }
.hp-stat.visible:nth-child(3) { transition-delay: 240ms; }
.hp-stat.visible:nth-child(4) { transition-delay: 360ms; }
.hp-stat:hover { transform: translateY(-4px); }

/* ---------- 返回顶部按钮 ---------- */
.back-to-top {
  position: fixed;
  right: 22px;
  bottom: 22px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  border: none;
  box-shadow: 0 6px 20px rgba(16, 55, 92, 0.35);
  cursor: pointer;
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s ease, background 0.2s ease;
}
.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.back-to-top:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
}
.back-to-top svg {
  width: 22px;
  height: 22px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ---------- 核心业务：复用服务案例同款卡片网格 ---------- */
.hp-svc-card {
  display: flex; flex-direction: column;
  text-decoration: none; color: var(--text-main);
  border-radius: 16px; border: none;
  box-shadow: 0 8px 24px rgba(16, 55, 92, 0.10);
  overflow: hidden;
}
.hp-svc-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 44px rgba(16, 55, 92, 0.22);
}
.hp-svc-card .hp-case-img { border-radius: 16px 16px 0 0; height: 190px; }
.hp-svc-card .hp-case-body { flex: 1; display: flex; flex-direction: column; padding: 24px 24px 28px; }
.hp-svc-card .hp-case-body h3 { font-size: 1.22rem; margin-bottom: 14px; letter-spacing: 0.5px; }
.hp-svc-card .hp-case-body p { margin: 0 0 16px; font-size: 0.88rem; line-height: 1.75; color: var(--text-sub); }
.hp-svc-link {
  align-self: flex-start; margin-top: auto;
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.9rem; font-weight: 700; color: #fff;
  text-decoration: none; padding: 10px 20px;
  background: var(--primary); border-radius: 6px;
  transition: var(--transition); box-shadow: 0 6px 16px rgba(16, 55, 92, 0.22);
}
.hp-svc-link:hover { background: var(--primary-dark); gap: 13px; box-shadow: 0 10px 22px rgba(16, 55, 92, 0.32); }
.hp-arrow { font-size: 1rem; line-height: 1; }

.svc-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
.svc-tag {
  display: inline-block;
  padding: 3px 11px;
  font-size: 0.7rem;
  font-weight: 600;
  color: #10375C;
  background: #EAF1F8;
  border: 1px solid rgba(16, 55, 92, 0.25);
  border-radius: 999px;
  white-space: nowrap;
}

/* ---------- 为什么选择 ---------- */
.hp-why { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 52px; align-items: center; }
.hp-why-img { position: relative; border-radius: 3px; overflow: hidden; box-shadow: var(--shadow-md); }
.hp-why-img img { display: block; width: 100%; height: 100%; object-fit: cover; }
.hp-why-img-badge {
  position: absolute; top: 20px; left: 20px; background: rgba(255, 255, 255, 0.96);
  border-radius: 2px; padding: 14px 22px; text-align: center; border-left: 3px solid var(--primary);
}
.hp-why-img-badge strong { display: block; font-size: 1.65rem; font-weight: 700; color: var(--primary); line-height: 1.15; }
.hp-why-img-badge span { font-size: 0.78rem; color: var(--text-sub); letter-spacing: 1px; }
.hp-why-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.hp-why-item {
  background: #fff; border: 1px solid var(--border); border-radius: 2px;
  padding: 24px 22px; display: flex; gap: 16px; transition: var(--transition);
}
.hp-why-item:hover { border-color: var(--primary); box-shadow: var(--shadow-md); }
.hp-why-icon {
  flex-shrink: 0; width: 46px; height: 46px; border-radius: 2px;
  background: var(--primary-light); display: flex; align-items: center; justify-content: center;
  transition: var(--transition);
}
.hp-why-item:hover .hp-why-icon { background: var(--primary); }
.hp-why-item:hover .hp-why-icon svg { color: #fff; }
.hp-why-item h3 { font-size: 1rem; margin-bottom: 6px; letter-spacing: 0.5px; color: var(--primary); }
.hp-why-item p { font-size: 0.85rem; color: var(--text-sub); line-height: 1.75; }

/* ---------- 服务流程 ---------- */
.hp-process { display: grid; grid-template-columns: repeat(6, 1fr); gap: 20px; }
.hp-step {
  background: #fff; border: 1px solid var(--border); border-radius: 2px;
  padding: 30px 16px 24px; text-align: center; transition: var(--transition);
}
.hp-step:hover { border-color: var(--primary); box-shadow: var(--shadow-md); transform: translateY(-4px); }
.hp-step-num {
  width: 40px; height: 40px; margin: 0 auto 16px; border-radius: 50%;
  background: var(--primary); color: #fff; font-weight: 700; font-size: 1.02rem;
  display: flex; align-items: center; justify-content: center; transition: var(--transition);
}
.hp-step:hover .hp-step-num { background: var(--primary-dark); }
.hp-step h3 { font-size: 0.94rem; margin-bottom: 7px; letter-spacing: 0.5px; color: var(--primary); }
.hp-step p { font-size: 0.8rem; color: var(--text-sub); line-height: 1.7; margin: 0; }

/* ---------- 服务案例 ---------- */
.hp-case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.hp-case-card { position: relative; background: #fff; border: 1px solid var(--border); border-radius: 2px; overflow: hidden; transition: var(--transition); }
.hp-case-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--primary); }
.hp-case-img { position: relative; height: 196px; overflow: hidden; }
.hp-case-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
.hp-case-card:hover .hp-case-img img { transform: scale(1.06); }
.hp-case-tag {
  position: absolute; top: 14px; left: 14px; background: rgba(10, 37, 64, 0.88);
  color: #fff; font-size: 0.72rem; font-weight: 600; letter-spacing: 1px;
  padding: 5px 12px; border-radius: 2px;
}
.hp-case-body { padding: 22px 22px 26px; }
.hp-case-body h3 { font-size: 0.98rem; margin-bottom: 9px; color: var(--primary); letter-spacing: 0.5px; line-height: 1.5; }
.hp-case-body p { font-size: 0.85rem; color: var(--text-sub); line-height: 1.8; margin: 0; }

/* 卡片悬停：深蓝叠加（静态，无流动） */
.hp-case-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; z-index: 4;
  background: var(--primary); transform: scaleX(0); transform-origin: left; transition: transform 0.4s ease;
}
.hp-case-card:hover::before { transform: scaleX(1); }
.hp-case-img::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(16, 55, 92, 0.28), rgba(10, 37, 64, 0.62));
  opacity: 0; transition: opacity 0.4s ease;
}
.hp-case-card:hover .hp-case-img::after { opacity: 1; }

/* ---------- 客户评价（横向滚动） ---------- */
.hp-review-marquee {
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 6%, #000 94%, transparent 100%);
  mask-image: linear-gradient(90deg, transparent 0, #000 6%, #000 94%, transparent 100%);
}
.hp-review-track { display: flex; width: max-content; animation: hp-marquee 48s linear infinite; }
.hp-review-marquee:hover .hp-review-track { animation-play-state: paused; }
@keyframes hp-marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) { .hp-review-track { animation: none; } }
.hp-review-group { display: flex; gap: 26px; padding-right: 26px; }
.hp-review-card {
  width: 400px; flex-shrink: 0; background: #fff; border: 1px solid var(--border);
  border-radius: 2px; padding: 30px 26px; transition: var(--transition);
}
.hp-review-card:hover { border-color: var(--primary); box-shadow: var(--shadow-md); }
.hp-stars { color: var(--accent); font-size: 0.95rem; letter-spacing: 3px; margin-bottom: 14px; }
.hp-review-text { font-size: 0.9rem; color: var(--text-main); line-height: 1.9; margin-bottom: 20px; }
.hp-review-author { display: flex; align-items: center; gap: 12px; }
.hp-avatar {
  width: 42px; height: 42px; border-radius: 50%; background: var(--primary); color: #fff;
  font-weight: 700; display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.hp-review-author strong { display: block; font-size: 0.94rem; }
.hp-review-author span { font-size: 0.78rem; color: var(--text-sub); }

/* ---------- 预约区：左右分栏（左窄右宽） ---------- */
.hp-book-layout { display: grid; grid-template-columns: 0.78fr 1.22fr; gap: 52px; align-items: start; }
.hp-book-info { color: #fff; }
.hp-book-eyebrow {
  display: inline-block; font-size: 0.75rem; letter-spacing: 3px; color: rgba(255, 255, 255, 0.65);
  border: 1px solid rgba(255, 255, 255, 0.28); border-radius: 2px; padding: 4px 12px; margin-bottom: 18px;
}
.hp-book-info h2 { font-size: 1.85rem; line-height: 1.45; letter-spacing: 1px; margin-bottom: 18px; color: #fff; }
.hp-book-desc { color: rgba(255, 255, 255, 0.76); line-height: 1.95; font-size: 0.94rem; margin-bottom: 26px; max-width: 430px; }
.hp-book-list { list-style: none; padding: 0; margin: 0 0 28px; }
.hp-book-list li { display: flex; gap: 10px; align-items: flex-start; font-size: 0.92rem; color: rgba(255, 255, 255, 0.88); line-height: 1.65; margin-bottom: 13px; }
.hp-book-check {
  flex-shrink: 0; width: 19px; height: 19px; border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.45); color: #fff; font-size: 0.7rem;
  display: flex; align-items: center; justify-content: center; margin-top: 3px;
}
.hp-book-contact { border-top: 1px solid rgba(255, 255, 255, 0.16); border-bottom: 1px solid rgba(255, 255, 255, 0.16); padding: 20px 0; margin-bottom: 16px; }
.hp-book-contact-label { display: block; font-size: 0.78rem; letter-spacing: 1px; color: rgba(255, 255, 255, 0.58); margin-bottom: 6px; }
.hp-book-phone { display: inline-block; font-size: 1.5rem; font-weight: 700; letter-spacing: 1px; color: #FFA24A; text-decoration: none; margin-bottom: 6px; transition: var(--transition); }
.hp-book-phone:hover { color: #FFB86B; }
.hp-book-time { display: block; font-size: 0.82rem; color: rgba(255, 255, 255, 0.6); }
.hp-book-tip { font-size: 0.82rem; color: rgba(255, 255, 255, 0.5); margin: 0; }
.hp-book-form .xd-booking-widget { max-width: 100%; margin: 0; }

/* ---------- 预约表单（覆盖 style-xudanet.css） ---------- */
.xd-booking-widget { border-radius: 2px; box-shadow: var(--shadow-md); border-top: 2px solid var(--primary); }
.xd-booking-widget h3 { color: var(--primary); letter-spacing: 1px; }
.xd-form-control:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(16, 55, 92, 0.12); }
.xd-submit-btn { background: var(--primary); border-radius: 2px; letter-spacing: 2px; }
.xd-submit-btn:hover:not(:disabled) { background: var(--primary-dark); box-shadow: 0 6px 20px rgba(10, 37, 64, 0.28); }
.xd-modal-btn { background: var(--primary); border-radius: 2px; }
.xd-modal-btn:hover { background: var(--primary-dark); }

/* ---------- 响应式 ---------- */
@media (max-width: 1140px) {
  .hp-process { grid-template-columns: repeat(3, 1fr); }
  .hp-review-card { width: 360px; }
}
@media (max-width: 900px) {
  .section { padding: 70px 0; }
  .hp-hero {
    padding-top: 60px;
    background: linear-gradient(180deg, rgba(8, 28, 48, 0.94) 0%, rgba(10, 37, 64, 0.90) 100%),
                url('images/index-hero.jpg') center / cover no-repeat;
  }
  .hp-hero-inner { max-width: 100%; padding-bottom: 60px; }
  .hp-hero-content h1 { font-size: 2.05rem; }
  .hp-why { grid-template-columns: 1fr; gap: 30px; }
  .hp-case-grid { grid-template-columns: repeat(2, 1fr); }
  .hp-book-layout { grid-template-columns: 1fr; gap: 34px; }
  .hp-book-info h2 { font-size: 1.55rem; }
  .hp-book-desc { max-width: none; }
}
@media (max-width: 640px) {
  .hp-logo-img { height: 32px; }
  .hp-hero-content h1 { font-size: 1.7rem; }
  .hp-stats { grid-template-columns: repeat(2, 1fr); gap: 28px 10px; padding: 26px 14px; }
  .hp-stat { padding: 4px 6px; }
  .hp-stat:not(:last-child)::after { display: none; }
  .hp-stat strong { font-size: 2.2rem; }
  .hp-stat p { font-size: 0.9rem; }
  .hp-case-grid, .hp-why-grid, .hp-process { grid-template-columns: 1fr; }
  .hp-review-card { width: 300px; padding: 24px 20px; }
}