/* ============================================================
   智慧记授权服务商 · 代理商获客官网
   主色：商务蓝  CTA：活力橙  风格：清爽可信 B2B
   ============================================================ */

:root {
  --blue: #1a56db;
  --blue-dark: #1244ad;
  --blue-deep: #0b2e6f;
  --blue-soft: #eef4ff;
  --blue-border: #c7d9f8;
  --orange: #ff6b2c;
  --orange-dark: #e8541a;
  --orange-soft: #fff3ec;
  --ink: #0f172a;
  --muted: #5b6b84;
  --line: #e3e9f2;
  --bg: #ffffff;
  --bg-soft: #f5f8fc;
  --green: #16a34a;
  --radius: 14px;
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, .07);
  --shadow-md: 0 6px 24px rgba(15, 23, 42, .08);
  --shadow-lg: 0 18px 50px rgba(11, 46, 111, .16);
  --ease: cubic-bezier(.16, 1, .3, 1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ---------- 顶部信息条 ---------- */
.topbar {
  background: var(--blue-deep);
  color: #cfe0ff;
  font-size: 13px;
  padding: 8px 0;
}
.topbar .container { display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.topbar a { color: #fff; font-weight: 600; }
.topbar .topbar-right { display: flex; gap: 20px; align-items: center; }
.topbar .tag-free {
  display: inline-flex; align-items: center; gap: 4px;
  background: rgba(255, 107, 44, .18);
  color: #ffb899;
  border: 1px solid rgba(255, 107, 44, .4);
  border-radius: 999px;
  padding: 1px 10px;
  font-size: 12px;
  cursor: pointer; user-select: none;
  transition: background .2s, color .2s;
}
.topbar .tag-free:hover {
  background: rgba(255, 107, 44, .35);
  color: #fff;
}

/* ---------- 导航 ---------- */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.site-nav .container { display: flex; align-items: center; justify-content: space-between; height: 68px; }

.brand { display: flex; align-items: center; gap: 12px; }
.brand-img {
  height: 42px;
  width: auto;
  display: block;
  object-fit: contain;
  border-radius: 11px;
  flex: none;
}
.brand-name { font-size: 19px; font-weight: 800; letter-spacing: .5px; line-height: 1.2; }
.brand-sub { font-size: 12px; color: var(--muted); }

.nav-links { display: flex; gap: 34px; align-items: center; }
.nav-links a { font-size: 15.5px; font-weight: 500; color: #33415c; padding: 6px 2px; position: relative; transition: color .2s; }
.nav-links a:hover, .nav-links a.active { color: var(--blue); }
.nav-links a.active::after, .nav-links a:hover::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -4px; height: 3px;
  border-radius: 3px; background: var(--blue);
}

.nav-cta { display: flex; align-items: center; gap: 14px; }
.nav-phone { font-weight: 800; color: var(--blue-deep); font-size: 16px; }

.nav-toggle { display: none; border: none; background: none; cursor: pointer; padding: 8px; }
.nav-toggle svg { width: 26px; height: 26px; stroke: var(--ink); }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border-radius: 10px; font-weight: 700; cursor: pointer; border: none;
  padding: 12px 26px; font-size: 15.5px;
  transition: transform .18s var(--ease), box-shadow .18s var(--ease), background .18s;
  white-space: nowrap;
}
.btn:active { transform: scale(.97); }
.btn-primary { background: linear-gradient(135deg, var(--orange) 0%, #ff8a3d 100%); color: #fff; box-shadow: 0 6px 18px rgba(255, 107, 44, .35); }
.btn-primary:hover { box-shadow: 0 10px 26px rgba(255, 107, 44, .45); transform: translateY(-2px); }
.btn-blue { background: linear-gradient(135deg, var(--blue) 0%, #3b7bff 100%); color: #fff; box-shadow: 0 6px 18px rgba(26, 86, 219, .3); }
.btn-blue:hover { box-shadow: 0 10px 26px rgba(26, 86, 219, .4); transform: translateY(-2px); }
.btn-ghost { background: #fff; color: var(--blue); border: 1.5px solid var(--blue-border); }
.btn-ghost:hover { border-color: var(--blue); background: var(--blue-soft); }
.btn-lg { padding: 16px 36px; font-size: 17px; border-radius: 12px; }
.btn-sm { padding: 9px 20px; font-size: 14px; }

/* ---------- Hero ---------- */
.hero { background: linear-gradient(180deg, #f3f7ff 0%, #fff 100%); overflow: hidden; position: relative; }
.hero::before {
  content: ""; position: absolute; width: 640px; height: 640px; border-radius: 50%;
  background: radial-gradient(circle, rgba(26, 86, 219, .09) 0%, transparent 65%);
  top: -220px; left: -160px;
}
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; padding: 72px 0 84px; }

.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--blue-soft); border: 1px solid var(--blue-border);
  color: var(--blue-dark); font-size: 13.5px; font-weight: 600;
  border-radius: 999px; padding: 6px 16px; margin-bottom: 22px;
}
.hero-badge .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green); animation: pulse 2s infinite; }
@keyframes pulse { 0%,100% { box-shadow: 0 0 0 0 rgba(22,163,74,.4); } 50% { box-shadow: 0 0 0 6px rgba(22,163,74,0); } }

.hero h1 { font-size: 44px; line-height: 1.28; font-weight: 800; letter-spacing: -0.5px; margin-bottom: 20px; }
.hero h1 .hl { color: var(--blue); }
.hero h1 .hl-o { color: var(--orange); }
.hero-sub { font-size: 17.5px; color: var(--muted); max-width: 540px; margin-bottom: 30px; }
.hero-sub b { color: var(--ink); }

.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 26px; }
.hero-note { font-size: 13.5px; color: #8b99b0; display: flex; gap: 18px; flex-wrap: wrap; }
.hero-note span { display: inline-flex; align-items: center; gap: 6px; }
.hero-note svg { width: 15px; height: 15px; stroke: var(--green); }

/* 手机 mockup */
.phone-wrap { display: flex; justify-content: center; position: relative; }
.phone-wrap::before {
  content: ""; position: absolute; width: 420px; height: 420px;
  background: radial-gradient(circle, rgba(255, 107, 44, .12) 0%, transparent 65%);
  border-radius: 50%; top: 40px;
}
.phone {
  width: 300px; border-radius: 38px; background: #0d1a33;
  padding: 10px; box-shadow: var(--shadow-lg), 0 0 0 1px rgba(13, 26, 51, .08);
  position: relative; z-index: 1;
  animation: float 6s ease-in-out infinite;
}
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }
.phone-screen { background: #f4f6fb; border-radius: 30px; overflow: hidden; }
.phone-head {
  background: linear-gradient(135deg, var(--blue) 0%, #3b7bff 100%);
  color: #fff; padding: 18px 16px 14px;
}
.phone-head .ph-row { display: flex; justify-content: space-between; font-size: 11px; opacity: .85; margin-bottom: 8px; }
.phone-head .ph-title { font-size: 17px; font-weight: 800; display: flex; align-items: center; gap: 8px; }
.phone-head .ph-title .ai-chip {
  background: rgba(255,255,255,.22); font-size: 10px; padding: 2px 8px;
  border-radius: 999px; font-weight: 600;
}
.phone-search {
  margin-top: 12px; background: rgba(255,255,255,.18); border-radius: 9px;
  padding: 7px 12px; font-size: 12px; color: #e6edff; display: flex; align-items: center; gap: 6px;
}
.phone-body { padding: 12px 12px 0; }
.phone-item {
  display: flex; align-items: center; gap: 10px; background: #fff;
  border-radius: 12px; padding: 10px; margin-bottom: 8px;
  box-shadow: 0 1px 3px rgba(15,23,42,.06);
}
.phone-item .thumb {
  width: 38px; height: 38px; border-radius: 9px; flex: none;
  display: grid; place-items: center; font-size: 17px;
}
.phone-item .info { flex: 1; min-width: 0; }
.phone-item .name { font-size: 12.5px; font-weight: 700; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.phone-item .spec { font-size: 10.5px; color: #8b99b0; }
.phone-item .qty { display: flex; align-items: center; gap: 7px; font-size: 13px; font-weight: 700; color: var(--blue-dark); }
.phone-item .qty .qbtn {
  width: 20px; height: 20px; border-radius: 6px; border: none; cursor: default;
  background: var(--blue-soft); color: var(--blue); font-weight: 800; font-size: 13px;
}
.phone-ai {
  margin: 2px 0 10px; background: linear-gradient(135deg, #fff3ec, #ffe8db);
  border: 1px dashed #ffb489; border-radius: 12px; padding: 9px 12px;
  font-size: 11.5px; color: var(--orange-dark); display: flex; gap: 8px; align-items: center;
}
.phone-ai .wave { display: flex; gap: 2px; align-items: flex-end; height: 14px; }
.phone-ai .wave i { width: 3px; background: var(--orange); border-radius: 2px; animation: wave 1.2s infinite ease-in-out; }
.phone-ai .wave i:nth-child(1) { height: 6px; animation-delay: 0s; }
.phone-ai .wave i:nth-child(2) { height: 11px; animation-delay: .15s; }
.phone-ai .wave i:nth-child(3) { height: 8px; animation-delay: .3s; }
.phone-ai .wave i:nth-child(4) { height: 13px; animation-delay: .45s; }
@keyframes wave { 0%,100% { transform: scaleY(.55); } 50% { transform: scaleY(1.15); } }
.phone-total {
  background: #fff; margin: 0 12px 12px; border-radius: 12px; padding: 11px 13px;
  display: flex; justify-content: space-between; align-items: center;
  box-shadow: 0 2px 8px rgba(15,23,42,.07);
}
.phone-total .lab { font-size: 11.5px; color: var(--muted); }
.phone-total .money { color: #e03131; font-weight: 800; font-size: 17px; }
.phone-foot {
  background: linear-gradient(135deg, var(--orange) 0%, #ff8a3d 100%);
  color: #fff; text-align: center; font-weight: 700; font-size: 14.5px;
  padding: 12px; cursor: default;
}

/* 悬浮标签 */
.float-chip {
  position: absolute; background: #fff; border-radius: 12px; padding: 10px 16px;
  box-shadow: var(--shadow-md); display: flex; align-items: center; gap: 10px;
  z-index: 2; font-size: 13px; font-weight: 600;
  animation: float 5.5s ease-in-out infinite;
}
.float-chip .ic {
  width: 32px; height: 32px; border-radius: 9px; display: grid; place-items: center; flex: none;
}
.float-chip small { display: block; font-weight: 500; color: var(--muted); font-size: 11.5px; }
.chip-a { top: 56px; left: -6px; animation-delay: .8s; }
.chip-b { bottom: 78px; right: -14px; }
.chip-a .ic { background: var(--blue-soft); color: var(--blue); }
.chip-b .ic { background: var(--orange-soft); color: var(--orange); }

/* ---------- 信任条 ---------- */
.trustbar { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: #fff; }
.trustbar .container { display: grid; grid-template-columns: repeat(5, 1fr); }
.trust-item { text-align: center; padding: 22px 8px; border-right: 1px solid var(--line); }
.trust-item:last-child { border-right: none; }
.trust-item .num { font-size: 26px; font-weight: 800; color: var(--blue); line-height: 1.2; }
.trust-item .num em { font-style: normal; font-size: 15px; }
.trust-item .lab { font-size: 13px; color: var(--muted); margin-top: 2px; }

/* ---------- 通用区块 ---------- */
.section { padding: 88px 0; }
.section-soft { background: var(--bg-soft); }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 56px; }
.section-eyebrow {
  display: inline-block; color: var(--blue); font-weight: 700; font-size: 14px;
  letter-spacing: 3px; margin-bottom: 12px;
}
.section-title { font-size: 34px; font-weight: 800; letter-spacing: -0.5px; line-height: 1.3; }
.section-desc { color: var(--muted); font-size: 16.5px; margin-top: 14px; }

/* ---------- 痛点 ---------- */
.pain-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.pain-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px 24px; transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s;
}
.pain-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: var(--blue-border); }
.pain-card .ic {
  width: 46px; height: 46px; border-radius: 12px; margin-bottom: 16px;
  display: grid; place-items: center;
}
.pain-card h3 { font-size: 17.5px; font-weight: 700; margin-bottom: 8px; }
.pain-card p { font-size: 14px; color: var(--muted); }
.ic-red { background: #feeceb; color: #d93025; }
.ic-blue { background: var(--blue-soft); color: var(--blue); }
.ic-orange { background: var(--orange-soft); color: var(--orange); }
.ic-green { background: #e7f7ee; color: var(--green); }

/* ---------- 代理商差异区 ---------- */
.why-us { background: linear-gradient(160deg, #0b2e6f 0%, #123f96 55%, #1a56db 100%); color: #fff; position: relative; overflow: hidden; }
.why-us::after {
  content: ""; position: absolute; width: 520px; height: 520px; border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,.08) 0%, transparent 70%);
  right: -160px; bottom: -220px;
}
.why-us .section-eyebrow { color: #9dc0ff; }
.why-us .section-title { color: #fff; }
.why-us .section-desc { color: #c4d7fb; }
.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; position: relative; z-index: 1; }
.why-card {
  background: rgba(255, 255, 255, .08); border: 1px solid rgba(255, 255, 255, .16);
  backdrop-filter: blur(8px); border-radius: 16px; padding: 30px 26px;
  transition: background .25s, transform .25s var(--ease);
}
.why-card:hover { background: rgba(255, 255, 255, .14); transform: translateY(-6px); }
.why-card .badge {
  display: inline-block; background: var(--orange); color: #fff; font-size: 12px;
  font-weight: 700; border-radius: 999px; padding: 3px 12px; margin-bottom: 16px;
}
.why-card h3 { font-size: 18.5px; font-weight: 700; margin-bottom: 10px; }
.why-card p { font-size: 14px; color: #c4d7fb; line-height: 1.75; }
.why-us-note {
  text-align: center; margin-top: 44px; font-size: 15px; color: #c4d7fb; position: relative; z-index: 1;
}
.why-us-note b { color: #ffd3ba; }

/* ---------- 产品线 ---------- */
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.product-card {
  background: #fff; border: 1px solid var(--line); border-radius: 18px; overflow: hidden;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease);
  display: flex; flex-direction: column;
}
.product-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.product-cover { padding: 30px 28px 22px; position: relative; }
.product-cover .pt-tag {
  position: absolute; top: 22px; right: 22px; font-size: 12px; font-weight: 700;
  background: var(--orange-soft); color: var(--orange-dark); border-radius: 999px; padding: 3px 12px;
}
.product-cover .pt-icon {
  width: 56px; height: 56px; border-radius: 15px; display: grid; place-items: center;
  margin-bottom: 18px; font-size: 26px;
}
.product-cover h3 { font-size: 21px; font-weight: 800; margin-bottom: 6px; }
.product-cover p { font-size: 14px; color: var(--muted); }
.product-body { padding: 6px 28px 26px; flex: 1; display: flex; flex-direction: column; }
.product-body li {
  font-size: 14.5px; color: #33415c; padding: 7px 0 7px 26px; position: relative;
  border-bottom: 1px dashed var(--line);
}
.product-body li:last-child { border-bottom: none; }
.product-body li::before {
  content: ""; position: absolute; left: 2px; top: 14px; width: 15px; height: 15px;
  background: var(--blue-soft); border-radius: 50%;
  -webkit-mask: no-repeat center/9px url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231a56db' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E");
  mask: no-repeat center/9px url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231a56db' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E");
}
.product-body .btn { margin-top: 18px; }

/* ---------- 功能亮点 ---------- */
.feature-tabs { display: flex; justify-content: center; gap: 10px; flex-wrap: wrap; margin-bottom: 44px; }
.feature-tab {
  border: 1.5px solid var(--line); background: #fff; border-radius: 999px;
  padding: 10px 22px; font-size: 15px; font-weight: 600; color: #33415c; cursor: pointer;
  transition: all .2s;
}
.feature-tab:hover { border-color: var(--blue-border); color: var(--blue); }
.feature-tab.active { background: var(--blue); border-color: var(--blue); color: #fff; box-shadow: 0 6px 16px rgba(26,86,219,.28); }
.feature-panel { display: none; animation: fadeUp .5s var(--ease); }
.feature-panel.active { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: translateY(0); } }
.feature-panel .fp-list h3 { font-size: 27px; font-weight: 800; margin-bottom: 8px; }
.feature-panel .fp-list .fp-sub { color: var(--orange); font-weight: 700; font-size: 15px; margin-bottom: 18px; }
.feature-panel .fp-list p { color: var(--muted); margin-bottom: 20px; }
.feature-panel .fp-list li { padding: 8px 0 8px 30px; position: relative; font-size: 15px; color: #33415c; }
.feature-panel .fp-list li::before {
  content: ""; position: absolute; left: 0; top: 13px; width: 17px; height: 17px;
  background: var(--blue-soft); border-radius: 50%;
  -webkit-mask: no-repeat center/10px url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231a56db' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E");
  mask: no-repeat center/10px url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231a56db' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E");
}

/* 界面演示卡（功能右侧） */
.ui-card {
  background: #fff; border: 1px solid var(--line); border-radius: 18px;
  box-shadow: var(--shadow-md); overflow: hidden;
}
.ui-card .ui-head { background: #f1f5fb; padding: 12px 16px; display: flex; align-items: center; gap: 8px; }
.ui-card .ui-head i { width: 10px; height: 10px; border-radius: 50%; }
.ui-card .ui-head i:nth-child(1) { background: #ff5f57; }
.ui-card .ui-head i:nth-child(2) { background: #febc2e; }
.ui-card .ui-head i:nth-child(3) { background: #28c840; }
.ui-card .ui-head span { margin-left: auto; font-size: 12px; color: #94a3b8; }
.ui-card .ui-body { padding: 22px; }
.ui-row { display: flex; align-items: center; gap: 12px; padding: 11px 12px; border-radius: 10px; }
.ui-row + .ui-row { margin-top: 6px; }
.ui-row.hot { background: var(--blue-soft); }
.ui-row .r-name { flex: 1; font-size: 14px; font-weight: 600; }
.ui-row .r-val { font-weight: 800; font-size: 14px; }
.up { color: #d93025; }
.down { color: #16a34a; }
.ui-bar { height: 8px; border-radius: 4px; background: #edf1f7; overflow: hidden; margin-top: 8px; }
.ui-bar i { display: block; height: 100%; border-radius: 4px; background: linear-gradient(90deg, var(--blue), #3b7bff); }
.ui-kpis { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 16px; }
.ui-kpi { background: #f8fafd; border: 1px solid var(--line); border-radius: 12px; padding: 12px; text-align: center; }
.ui-kpi .k { font-size: 12px; color: var(--muted); }
.ui-kpi .v { font-size: 18px; font-weight: 800; color: var(--blue-dark); margin-top: 2px; }

/* ---------- 行业 ---------- */
.industry-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.industry-card {
  position: relative; border-radius: 16px; overflow: hidden; cursor: pointer;
  aspect-ratio: 16 / 9.4; display: flex; align-items: flex-end;
  transition: transform .3s var(--ease), box-shadow .3s;
}
.industry-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.industry-card .bg { position: absolute; inset: 0; transition: transform .5s var(--ease); }
.industry-card:hover .bg { transform: scale(1.07); }
.industry-card .veil { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(11,22,40,0) 30%, rgba(11,22,40,.82) 100%); }
.industry-card .txt { position: relative; z-index: 1; padding: 20px 22px; color: #fff; width: 100%; }
.industry-card h3 { font-size: 19px; font-weight: 800; margin-bottom: 4px; }
.industry-card p { font-size: 12.5px; color: rgba(255,255,255,.82); }
.industry-card .arrow {
  position: absolute; top: 16px; right: 16px; z-index: 1; width: 30px; height: 30px;
  border-radius: 50%; background: rgba(255,255,255,.2); backdrop-filter: blur(4px);
  display: grid; place-items: center; color: #fff; font-size: 14px;
}

/* ---------- 评价 ---------- */
.quote-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.quote-card {
  background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 28px;
  display: flex; flex-direction: column; gap: 16px;
  transition: transform .25s var(--ease), box-shadow .25s;
}
.quote-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.quote-mark { font-size: 34px; line-height: 1; color: var(--blue-border); font-weight: 800; font-family: Georgia, serif; }
.quote-card p { font-size: 14.5px; color: #33415c; flex: 1; }
.quote-foot { display: flex; align-items: center; gap: 12px; border-top: 1px solid var(--line); padding-top: 16px; }
.quote-foot .avatar {
  width: 42px; height: 42px; border-radius: 50%; flex: none;
  display: grid; place-items: center; color: #fff; font-weight: 800; font-size: 16px;
}
.quote-foot .who b { display: block; font-size: 14.5px; }
.quote-foot .who span { font-size: 12px; color: var(--muted); }
.stars { color: #f5a623; font-size: 13px; letter-spacing: 2px; }
.av-blue { background: linear-gradient(135deg, #3b7bff, #1a56db); }
.av-green { background: linear-gradient(135deg, #34c77b, #16a34a); }
.av-orange { background: linear-gradient(135deg, #ff8a3d, #ff6b2c); }
.av-purple { background: linear-gradient(135deg, #a78bfa, #7c5cf0); }
.av-cyan { background: linear-gradient(135deg, #38bdf8, #0284c7); }
.av-pink { background: linear-gradient(135deg, #fb7185, #e11d48); }

/* ---------- 流程 ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; position: relative; }
.steps::before {
  content: ""; position: absolute; top: 34px; left: 12.5%; right: 12.5%;
  height: 2px; background: repeating-linear-gradient(90deg, var(--blue-border) 0 10px, transparent 10px 20px);
}
.step { text-align: center; position: relative; padding: 0 14px; }
.step .no {
  width: 68px; height: 68px; border-radius: 20px; margin: 0 auto 18px; position: relative; z-index: 1;
  background: #fff; border: 2px solid var(--blue-border); display: grid; place-items: center;
  font-size: 24px; font-weight: 800; color: var(--blue);
  box-shadow: 0 6px 16px rgba(26, 86, 219, .12);
}
.step:nth-child(2) .no { transform: rotate(-3deg); }
.step:nth-child(3) .no { transform: rotate(3deg); }
.step:nth-child(4) .no { background: linear-gradient(135deg, var(--orange), #ff8a3d); border-color: transparent; color: #fff; }
.step h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.step p { font-size: 13.5px; color: var(--muted); }
.step .time {
  display: inline-block; margin-top: 10px; font-size: 12px; color: var(--blue-dark);
  background: var(--blue-soft); border-radius: 999px; padding: 2px 12px; font-weight: 600;
}

/* ---------- FAQ ---------- */
.faq-list { max-width: 820px; margin: 0 auto; }
.faq-item { background: #fff; border: 1px solid var(--line); border-radius: 14px; margin-bottom: 14px; overflow: hidden; }
.faq-q {
  width: 100%; display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding: 20px 24px; background: none; border: none; cursor: pointer; text-align: left;
  font-size: 16.5px; font-weight: 700; color: var(--ink); font-family: inherit;
}
.faq-q .faq-ic {
  flex: none; width: 28px; height: 28px; border-radius: 8px; background: var(--blue-soft);
  color: var(--blue); display: grid; place-items: center; font-size: 18px; font-weight: 800;
  transition: transform .3s var(--ease);
}
.faq-item.open .faq-ic { transform: rotate(45deg); background: var(--blue); color: #fff; }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .4s var(--ease); }
.faq-a-in { padding: 0 24px 22px; color: var(--muted); font-size: 15px; }
.faq-a b { color: var(--blue-dark); }

/* ---------- 留资表单 ---------- */
.lead-section {
  background: linear-gradient(160deg, #0b2e6f 0%, #123f96 60%, #1a56db 100%);
  color: #fff; position: relative; overflow: hidden;
}
.lead-section::before {
  content: ""; position: absolute; width: 560px; height: 560px; border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,.07) 0%, transparent 70%);
  top: -200px; right: -140px;
}
.lead-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 60px; align-items: center; position: relative; z-index: 1; }
.lead-copy h2 { font-size: 34px; font-weight: 800; line-height: 1.3; margin-bottom: 16px; }
.lead-copy p { color: #c4d7fb; font-size: 16px; margin-bottom: 26px; }
.lead-copy .lead-points li { display: flex; gap: 12px; align-items: flex-start; padding: 9px 0; font-size: 15px; color: #e4eeff; }
.lead-copy .lead-points .ck {
  flex: none; width: 22px; height: 22px; border-radius: 50%; background: rgba(255,255,255,.16);
  display: grid; place-items: center; margin-top: 3px;
}
.lead-copy .lead-points svg { width: 12px; height: 12px; stroke: #7ee2a8; }

.lead-form {
  background: #fff; border-radius: 20px; padding: 36px 34px; color: var(--ink);
  box-shadow: var(--shadow-lg);
}
.lead-form h3 { font-size: 21px; font-weight: 800; margin-bottom: 4px; }
.lead-form .lf-sub { font-size: 13.5px; color: var(--muted); margin-bottom: 22px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-group { margin-bottom: 14px; }
.form-group label { display: block; font-size: 13.5px; font-weight: 700; margin-bottom: 6px; color: #33415c; }
.form-group label .req { color: #d93025; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; border: 1.5px solid var(--line); border-radius: 10px; padding: 11px 14px;
  font-size: 15px; font-family: inherit; color: var(--ink); background: #fbfcfe;
  transition: border-color .2s, box-shadow .2s;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(26, 86, 219, .12); background: #fff;
}
.form-group .err-msg { display: none; color: #d93025; font-size: 12.5px; margin-top: 4px; }
.form-group.error input, .form-group.error select { border-color: #d93025; }
.form-group.error .err-msg { display: block; }
.form-check { display: flex; gap: 8px; align-items: flex-start; font-size: 12.5px; color: var(--muted); margin: 6px 0 16px; }
.form-check input { margin-top: 3px; }
.lead-form .btn { width: 100%; }
.form-success {
  display: none; text-align: center; padding: 30px 10px;
}
.form-success.show { display: block; animation: fadeUp .5s var(--ease); }
.form-success .ok-ic {
  width: 64px; height: 64px; border-radius: 50%; background: #e7f7ee; color: var(--green);
  display: grid; place-items: center; margin: 0 auto 16px; font-size: 30px;
}
.form-success h4 { font-size: 20px; font-weight: 800; margin-bottom: 8px; }
.form-success p { color: var(--muted); font-size: 14.5px; }

/* ---------- 服务对比表 ---------- */
.compare-table { width: 100%; border-collapse: separate; border-spacing: 0; background: #fff; border-radius: 16px; overflow: hidden; box-shadow: var(--shadow-md); }
.compare-table th, .compare-table td { padding: 17px 20px; text-align: center; font-size: 14.5px; border-bottom: 1px solid var(--line); }
.compare-table thead th { background: var(--blue-deep); color: #fff; font-size: 15.5px; font-weight: 700; }
.compare-table thead th:nth-child(3) { background: var(--orange); }
.compare-table td:first-child { text-align: left; font-weight: 600; color: #33415c; width: 34%; }
.compare-table td .yes { color: var(--green); font-weight: 700; }
.compare-table td .no { color: #c3ccd9; font-weight: 700; }
.compare-table td .mid { color: #b45309; }
.compare-table tbody tr:last-child td { border-bottom: none; }
.compare-table tbody tr:nth-child(even) { background: #fafcff; }
.compare-table td:nth-child(3) { background: #fffaf6; }

/* ---------- 服务卡片 ---------- */
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.service-card {
  background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 30px 26px;
  transition: transform .25s var(--ease), box-shadow .25s;
}
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.service-card .ic { width: 50px; height: 50px; border-radius: 13px; display: grid; place-items: center; margin-bottom: 16px; }
.service-card h3 { font-size: 18.5px; font-weight: 700; margin-bottom: 8px; }
.service-card p { font-size: 14px; color: var(--muted); }
.service-card .svc-tag {
  display: inline-block; margin-top: 14px; font-size: 12px; font-weight: 700;
  color: var(--orange-dark); background: var(--orange-soft); border-radius: 999px; padding: 3px 12px;
}

/* ---------- 价格 ---------- */
.price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; align-items: stretch; }
.price-card {
  background: #fff; border: 1.5px solid var(--line); border-radius: 18px; padding: 34px 30px;
  display: flex; flex-direction: column; position: relative; transition: transform .25s var(--ease), box-shadow .25s;
}
.price-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.price-card.hot { border-color: var(--orange); box-shadow: 0 14px 40px rgba(255, 107, 44, .16); }
.price-card .hot-tag {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: linear-gradient(135deg, var(--orange), #ff8a3d); color: #fff;
  font-size: 12.5px; font-weight: 700; border-radius: 999px; padding: 4px 18px; white-space: nowrap;
}
.price-card h3 { font-size: 19px; font-weight: 800; }
.price-card .p-for { font-size: 13px; color: var(--muted); margin: 4px 0 18px; }
.price-card .p-num { display: flex; align-items: baseline; gap: 4px; margin-bottom: 4px; }
.price-card .p-num .cur { font-size: 17px; font-weight: 700; color: var(--blue-dark); }
.price-card .p-num .val { font-size: 38px; font-weight: 800; color: var(--blue-dark); letter-spacing: -1px; }
.price-card .p-num .per { font-size: 13px; color: var(--muted); }
.price-card .p-strike { font-size: 13px; color: #a5b0c2; text-decoration: line-through; margin-bottom: 18px; }
.price-card ul { flex: 1; margin-bottom: 22px; }
.price-card ul li { font-size: 14px; padding: 7px 0 7px 28px; position: relative; color: #33415c; border-bottom: 1px dashed var(--line); }
.price-card ul li:last-child { border-bottom: none; }
.price-card ul li::before {
  content: ""; position: absolute; left: 2px; top: 12px; width: 16px; height: 16px;
  background: var(--blue-soft); border-radius: 50%;
  -webkit-mask: no-repeat center/9.5px url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231a56db' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E");
  mask: no-repeat center/9.5px url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231a56db' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E");
}
.price-note { text-align: center; font-size: 13px; color: #8b99b0; margin-top: 26px; }

/* ---------- 行业方案页 ---------- */
.sol-block {
  display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center;
  padding: 46px 0;
}
.sol-block + .sol-block { border-top: 1px dashed var(--blue-border); }
.sol-block.flip .sol-visual { order: 2; }
.sol-visual {
  border-radius: 18px; padding: 34px 30px; color: #fff; position: relative; overflow: hidden;
}
.sol-visual::after {
  content: ""; position: absolute; width: 220px; height: 220px; border-radius: 50%;
  background: rgba(255,255,255,.08); right: -70px; top: -70px;
}
.sol-visual .sv-tag { font-size: 13px; opacity: .85; letter-spacing: 2px; margin-bottom: 6px; }
.sol-visual h3 { font-size: 26px; font-weight: 800; margin-bottom: 18px; }
.sol-visual .sv-stat { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.sol-visual .sv-stat .st {
  background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.2); backdrop-filter: blur(6px);
  border-radius: 12px; padding: 12px 14px;
}
.sol-visual .sv-stat b { display: block; font-size: 21px; font-weight: 800; }
.sol-visual .sv-stat span { font-size: 12px; opacity: .85; }
.sol-copy h3 { font-size: 26px; font-weight: 800; margin-bottom: 14px; }
.sol-copy .sol-pain {
  background: #feeceb; border-left: 3px solid #d93025; border-radius: 0 10px 10px 0;
  padding: 12px 16px; font-size: 14px; color: #8c2b23; margin-bottom: 18px;
}
.sol-copy .sol-pain b { font-weight: 800; }
.sol-copy ul li { padding: 8px 0 8px 30px; position: relative; font-size: 15px; color: #33415c; }
.sol-copy ul li::before {
  content: ""; position: absolute; left: 0; top: 13px; width: 17px; height: 17px;
  background: var(--blue-soft); border-radius: 50%;
  -webkit-mask: no-repeat center/10px url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231a56db' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E");
  mask: no-repeat center/10px url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231a56db' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E");
}
.sol-copy .sol-quote {
  margin-top: 18px; background: #fff; border: 1px solid var(--line); border-radius: 12px;
  padding: 14px 18px; font-size: 13.5px; color: var(--muted);
}
.sol-copy .sol-quote b { color: var(--ink); display: block; margin-bottom: 3px; font-size: 14px; }

/* ---------- 关于页 ---------- */
.about-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 60px; align-items: center; }
.about-copy h3 { font-size: 24px; font-weight: 800; margin: 26px 0 12px; }
.about-copy p { color: var(--muted); font-size: 15.5px; margin-bottom: 14px; }
.about-stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.about-stat { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 22px; text-align: center; }
.about-stat .v { font-size: 28px; font-weight: 800; color: var(--blue); }
.about-stat .k { font-size: 13px; color: var(--muted); margin-top: 2px; }

.contact-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 48px; }
.contact-card {
  background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 30px 26px; text-align: center;
  transition: transform .25s var(--ease), box-shadow .25s;
}
.contact-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.contact-card .ic { width: 52px; height: 52px; border-radius: 14px; margin: 0 auto 14px; display: grid; place-items: center; }
.contact-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 6px; }
.contact-card p { font-size: 14px; color: var(--muted); }
.contact-card .c-val { font-size: 18px; font-weight: 800; color: var(--blue-dark); margin-top: 4px; }

/* ---------- 页面小横幅 ---------- */
.page-hero {
  background: linear-gradient(160deg, #eef4ff 0%, #f7faff 100%);
  border-bottom: 1px solid var(--line); padding: 64px 0 58px; text-align: center;
}
.page-hero .crumb { font-size: 13.5px; color: var(--muted); margin-bottom: 14px; }
.page-hero .crumb a { color: var(--blue); }
.page-hero h1 { font-size: 38px; font-weight: 800; letter-spacing: -0.5px; }
.page-hero p { color: var(--muted); font-size: 16.5px; margin-top: 12px; max-width: 640px; margin-left: auto; margin-right: auto; }

/* ---------- CTA 条 ---------- */
.cta-strip {
  background: linear-gradient(135deg, var(--orange) 0%, #ff8a3d 100%);
  border-radius: 20px; padding: 42px 48px; color: #fff;
  display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap;
  box-shadow: 0 16px 44px rgba(255, 107, 44, .3);
}
.cta-strip h2 { font-size: 26px; font-weight: 800; }
.cta-strip p { opacity: .92; margin-top: 6px; font-size: 15px; }
.cta-strip .btn { background: #fff; color: var(--orange-dark); box-shadow: 0 8px 20px rgba(0,0,0,.14); }

/* ---------- 页脚 ---------- */
.site-footer { background: #0b1730; color: #93a5c4; padding: 64px 0 0; font-size: 14px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 44px; padding-bottom: 44px; }
.footer-grid h4 { color: #fff; font-size: 15.5px; margin-bottom: 18px; font-weight: 700; }
.footer-grid li { margin-bottom: 10px; }
.footer-grid a:hover { color: #fff; }
.footer-brand .brand-name { color: #fff; }
.footer-brand .brand-img { width: 42px; height: 42px; object-fit: cover; object-position: left; border-radius: 11px; }
.footer-brand p { margin-top: 14px; line-height: 1.8; font-size: 13.5px; }
.footer-contact li { display: flex; gap: 10px; align-items: flex-start; }
.footer-contact svg { width: 16px; height: 16px; stroke: #5f7ab0; flex: none; margin-top: 4px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.08); padding: 20px 0; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; font-size: 12.5px; color: #66789b; }

/* ---------- 悬浮组件 ---------- */
.floating-bar {
  position: fixed; right: 22px; bottom: 26px; z-index: 90;
  display: flex; flex-direction: column; gap: 12px;
}
.float-btn {
  width: 56px; height: 56px; border-radius: 16px; border: none; cursor: pointer;
  display: grid; place-items: center; box-shadow: var(--shadow-md);
  transition: transform .2s var(--ease);
}
.float-btn:hover { transform: translateY(-4px); }
.float-btn svg { width: 24px; height: 24px; }
.fb-phone { background: linear-gradient(135deg, var(--blue), #3b7bff); }
.fb-phone svg { stroke: #fff; }
.fb-top { background: #fff; border: 1px solid var(--line); }
.fb-top svg { stroke: var(--muted); }
.float-btn .fb-tip {
  position: absolute; right: 66px; top: 50%; transform: translateY(-50%);
  background: #0f172a; color: #fff; font-size: 12.5px; padding: 6px 12px; border-radius: 8px;
  white-space: nowrap; opacity: 0; pointer-events: none; transition: opacity .2s;
}
.float-btn { position: relative; }
.float-btn:hover .fb-tip { opacity: 1; }

/* 底部移动端固定栏 */
.mobile-cta {
  display: none; position: fixed; left: 0; right: 0; bottom: 0; z-index: 95;
  background: rgba(255,255,255,.96); backdrop-filter: blur(10px);
  border-top: 1px solid var(--line); padding: 10px 14px;
  box-shadow: 0 -6px 24px rgba(15,23,42,.1);
}
.mobile-cta .container { display: flex; gap: 10px; }
.mobile-cta .btn { flex: 1; padding: 12px 8px; font-size: 14.5px; }

/* ---------- 右侧快捷咨询 ---------- */
.side-widget {
  position: fixed; right: 0; top: 50%; transform: translateY(-50%);
  z-index: 102; display: flex; flex-direction: column;
  background: #fff; border-radius: 14px 0 0 14px;
  box-shadow: 0 6px 24px rgba(15,23,42,.12);
  overflow: hidden;
}
.side-btn {
  width: 64px; min-height: 64px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 4px; padding: 9px 4px; font-size: 11.5px; color: var(--ink);
  background: #fff; border: none; border-bottom: 1px solid var(--line);
  cursor: pointer; transition: background .2s; line-height: 1.2;
}
.side-btn:last-child { border-bottom: none; }
.side-btn svg { width: 21px; height: 21px; flex: none; }
.side-btn.side-wechat {
  background: linear-gradient(135deg, #00c9dd 0%, #00b4c6 100%); color: #fff;
}
.side-btn.side-wechat:hover { background: linear-gradient(135deg, #00b4c6 0%, #009eac 100%); }
.side-btn.side-trial {
  background: linear-gradient(135deg, #ff6b2c 0%, #ff8f50 100%); color: #fff;
}
.side-btn.side-trial:hover { background: linear-gradient(135deg, #e8541a 0%, #ff6b2c 100%); }
.side-btn:hover { background: var(--blue-soft); }
.side-btn.side-wechat:hover, .side-btn.side-trial:hover { color: #fff; }
.side-btn[href]:hover { text-decoration: none; }

/* 微信二维码弹窗 */
.wx-modal {
  position: fixed; inset: 0; z-index: 110;
  display: none; align-items: center; justify-content: center;
  background: rgba(15,23,42,.55); backdrop-filter: blur(2px);
  padding: 20px;
  overflow-y: auto;
}
.wx-modal.active { display: flex; }
.wx-card {
  position: relative; background: #fff; border-radius: 18px;
  padding: 28px 24px 22px; width: 100%; max-width: 280px;
  text-align: center; box-shadow: var(--shadow-lg);
  animation: wxPop .25s var(--ease);
}
@keyframes wxPop { from { opacity: 0; transform: scale(.92); } to { opacity: 1; transform: scale(1); } }
.wx-card img { width: 160px; height: 160px; margin: 0 auto 14px; border-radius: 10px; object-fit: contain; }
.wx-card h4 { font-size: 17px; color: #00c9dd; margin-bottom: 6px; font-weight: 800; }
.wx-card p { font-size: 13px; color: var(--muted); margin-bottom: 10px; }
.wx-card .wx-id {
  display: inline-block; background: var(--bg-soft); color: var(--ink);
  font-size: 13.5px; font-weight: 700; padding: 7px 14px;
  border-radius: 10px; margin-bottom: 8px;
}
.wx-card .wx-hint { font-size: 12px; color: #8b99b0; margin-bottom: 0; }
.wx-card .wx-body[hidden] { display: none; }
.wx-card .wx-body img { width: 180px; height: 180px; margin: 0 auto 14px; border-radius: 10px; object-fit: contain; }
.wx-card .wx-body h4 { font-size: 17px; margin-bottom: 6px; font-weight: 800; }
.wx-card .wx-body[data-mode="wechat"] h4 { color: #00c9dd; }
.wx-card .wx-body[data-mode="trial"] h4 { color: var(--orange); }
/* 扫描下载试用：放大弹窗与宣传图，按原图竖版比例显示 */
.wx-card.wx-trial { max-width: 400px; padding: 32px 28px 26px; }
.wx-card.wx-trial .wx-close { top: 12px; right: 14px; }
.wx-card .wx-body[data-mode="trial"] img {
  width: 100%; max-width: 320px; height: auto;
  margin: 0 auto 16px; border-radius: 12px; object-fit: contain;
}
.wx-card .wx-body[data-mode="trial"] h4 { font-size: 19px; margin-bottom: 8px; }
.wx-card .wx-body[data-mode="trial"] p { font-size: 13.5px; margin-bottom: 12px; }
.wx-close {
  position: absolute; top: 10px; right: 12px; width: 32px; height: 32px;
  border: none; background: transparent; color: #8b99b0; font-size: 24px;
  line-height: 1; cursor: pointer; border-radius: 50%; transition: background .2s;
}
.wx-close:hover { background: var(--bg-soft); color: var(--ink); }

/* 移动端底部栏加微信按钮 */
.mobile-cta .btn-wechat {
  flex: 1; background: linear-gradient(135deg, #00c9dd 0%, #00b4c6 100%);
  color: #fff; border: none; font-weight: 700;
}
.mobile-cta .btn-wechat:hover { background: linear-gradient(135deg, #00b4c6 0%, #009eac 100%); }

/* ---------- 滚动显现 ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: .1s; }
.reveal[data-delay="2"] { transition-delay: .2s; }
.reveal[data-delay="3"] { transition-delay: .3s; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .phone, .float-chip { animation: none; }
  html { scroll-behavior: auto; }
}

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; text-align: center; padding: 56px 0 66px; }
  .hero-sub { margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .hero-note { justify-content: center; }
  .float-chip { display: none; }
  .pain-grid, .why-grid, .steps, .trustbar .container { grid-template-columns: repeat(2, 1fr); }
  .trust-item:nth-child(2) { border-right: none; }
  .trust-item:nth-child(1), .trust-item:nth-child(2) { border-bottom: 1px solid var(--line); }
  .product-grid, .industry-grid, .quote-grid, .service-grid, .price-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-panel.active { grid-template-columns: 1fr; gap: 34px; }
  .lead-grid, .about-grid, .sol-block { grid-template-columns: 1fr; }
  .sol-block.flip .sol-visual { order: 0; }
  .steps::before { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-cards { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .topbar .topbar-right span.hide-sm { display: none; }
  .nav-links {
    display: none; position: absolute; top: 68px; left: 0; right: 0;
    background: #fff; border-bottom: 1px solid var(--line);
    flex-direction: column; gap: 0; padding: 8px 24px 16px;
    box-shadow: var(--shadow-md);
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px 2px; font-size: 16px; }
  .nav-links a::after { display: none; }
  .nav-toggle { display: block; }
  .nav-phone, .nav-cta .btn-ghost { display: none; }
  .hero h1 { font-size: 30px; }
  .hero-sub { font-size: 15.5px; }
  .section { padding: 60px 0; }
  .section-title { font-size: 26px; }
  .page-hero h1 { font-size: 27px; }
  .pain-grid, .why-grid, .product-grid, .industry-grid, .quote-grid, .service-grid, .price-grid, .steps, .form-row, .trustbar .container, .about-stats { grid-template-columns: 1fr; }
  .trust-item { border-right: none; border-bottom: 1px solid var(--line); }
  .trust-item:last-child { border-bottom: none; }
  .feature-tab { padding: 8px 14px; font-size: 13.5px; }
  .cta-strip { padding: 32px 24px; text-align: center; justify-content: center; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .lead-form { padding: 26px 20px; }
  .compare-table { font-size: 12.5px; }
  .compare-table th, .compare-table td { padding: 11px 8px; }
  .compare-table td:first-child { width: 30%; }
  .mobile-cta { display: block; }
  .floating-bar { display: none; }
  .side-widget { display: none; }
  body { padding-bottom: 66px; }
  .brand-sub { display: none; }
  .site-nav .brand-img { width: 34px; height: 34px; object-fit: cover; object-position: left; border-radius: 9px; }
  .mobile-cta .btn { padding: 11px 6px; font-size: 13.5px; }
}


/* =====================================================
   下载中心 (download.html)
   ===================================================== */
.d-hero {
  padding: 92px 0 56px;
  background:
    radial-gradient(900px 400px at 78% -10%, rgba(56,178,240,.10), transparent 70%),
    radial-gradient(700px 360px at 8% 6%, rgba(255,138,38,.10), transparent 65%),
    linear-gradient(180deg, #f3f7ff 0%, #fff 100%);
  position: relative; overflow: hidden;
}
.d-hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: #fff; color: var(--blue); font-weight: 700; font-size: 13px;
  padding: 7px 16px; border-radius: 999px; box-shadow: var(--shadow-sm);
  border: 1px solid var(--blue-border);
}
.d-hero-badge .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--blue); animation: pulse 1.6s infinite; }
.d-hero h1 { font-size: 46px; font-weight: 800; margin: 22px 0 18px; letter-spacing: -1px; line-height: 1.25; }
.d-hero h1 .hl { background: linear-gradient(120deg, var(--blue) 0%, #3b7bff 100%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.d-hero-sub { font-size: 17px; color: #4a5972; max-width: 760px; line-height: 1.75; }
.d-hero-sub b { color: var(--blue); }
.d-hero-tags { display: flex; gap: 24px; flex-wrap: wrap; margin-top: 26px; font-size: 14.5px; color: #33415c; }

.d-section { padding: 76px 0; }
.d-section.section-soft { background: #f6f9ff; }

.d-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.d-card {
  background: #fff; border: 1px solid var(--line); border-radius: 18px;
  padding: 30px 28px 28px; position: relative; text-align: center;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s;
  display: flex; flex-direction: column;
}
.d-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--blue-border); }
.d-card-hot { border-color: var(--blue); border-width: 2px; box-shadow: 0 18px 60px -20px rgba(26,86,219,.45); }
.d-card-hot:hover { border-color: var(--blue); }
.d-flag {
  position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
  background: linear-gradient(135deg, var(--blue) 0%, #3b7bff 100%);
  color: #fff; font-size: 12.5px; font-weight: 700;
  padding: 4px 14px; border-radius: 999px; box-shadow: 0 6px 16px rgba(26,86,219,.35);
}

.d-screen {
  position: relative; margin: 6px auto 18px;
  width: 86%; aspect-ratio: 16/10;
  background: linear-gradient(180deg, #f7faff 0%, #e9f0fb 100%);
  border-radius: 8px; overflow: hidden;
  border: 1px solid #d8e3f3; box-shadow: inset 0 -2px 0 #cfd9ec;
}
.d-screen-bar { height: 14px; background: linear-gradient(180deg,#e1e9f7,#cfd9ec); border-bottom: 1px solid #cdd8ec; }
.d-screen-phone {
  position: absolute; right: -4px; bottom: -16px;
  width: 38%; aspect-ratio: 9/16;
  border-radius: 14px; border: 2px solid #cfd9ec;
  background: linear-gradient(180deg, #fff 0%, #f0f4fb 100%);
  box-shadow: 0 8px 22px -4px rgba(15,32,60,.18);
}
.d-screen-blue { background: linear-gradient(180deg,#1a4dba,#2a6cdc); }
.d-screen-blue .d-screen-bar { background: linear-gradient(180deg,#2a6cdc,#1a4dba); border-bottom: 1px solid rgba(255,255,255,.18); }

.d-screen-grid { padding: 12px; display: grid; grid-template-columns: repeat(4,1fr); gap: 8px; height: calc(100% - 14px); }
.d-screen-grid > div { background: #fff; border-radius: 4px; border: 1px solid #e1e9f4; }
.d-screen-grid > div:nth-child(2), .d-screen-grid > div:nth-child(5), .d-screen-grid > div:nth-child(8) { background: var(--blue); border-color: var(--blue); }
.d-screen-list { padding: 12px 8px; height: calc(100% - 14px); display: flex; flex-direction: column; gap: 8px; }
.d-screen-list > div { height: 14px; background: #d8e1ee; border-radius: 4px; }
.d-screen-list > div:nth-child(2) { width: 70%; }
.d-screen-list > div:nth-child(3) { width: 55%; }

.d-screen-graph { padding: 14px 16px; height: calc(100% - 14px); display: flex; align-items: flex-end; gap: 7px; }
.d-screen-graph-v { padding: 14px 8px; }
.d-bar { flex: 1; background: #fff; border-radius: 3px 3px 0 0; opacity: .5; }
.d-bar-hl { background: #ffd66b; opacity: 1; }

.d-screen-lang { padding: 28px 20px; display: flex; flex-direction: column; gap: 14px; align-items: center; justify-content: center; height: calc(100% - 14px); }
.d-screen-lang span { display: inline-block; padding: 6px 16px; background: #fff; color: var(--blue); border-radius: 999px; font-size: 13px; font-weight: 700; border: 1px solid #d6e2f3; }
.d-screen-lang .d-screen-lang-on { background: var(--orange); color: #fff; border-color: var(--orange); }
.d-screen-cur { padding: 20px 10px; display: flex; flex-direction: column; gap: 14px; align-items: center; justify-content: center; height: calc(100% - 14px); }
.d-screen-cur span { display: inline-grid; place-items: center; width: 36px; height: 36px; border-radius: 50%; background: #fff; color: var(--blue); font-weight: 800; box-shadow: 0 4px 10px rgba(20,40,80,.08); }

.d-screen-pos { background: #f3f7fc; }
.d-pos { padding: 12px; display: flex; gap: 8px; height: calc(100% - 14px); }
.d-pos-side { flex: 1; display: grid; grid-template-columns: repeat(2,1fr); gap: 6px; }
.d-pos-side > div { aspect-ratio: 1/1; background: #fff; border-radius: 6px; border: 1px solid #e1e9f4; }
.d-pos-side > div:nth-child(3) { background: var(--blue); border-color: var(--blue); }
.d-pos-side > div:nth-child(7) { background: var(--orange); border-color: var(--orange); }
.d-pos-main { flex: 1.3; background: #fff; border-radius: 8px; padding: 8px; border: 1px solid #e1e9f4; display: flex; flex-direction: column; gap: 6px; }
.d-pos-row { height: 8px; background: #e9eef7; border-radius: 3px; }
.d-pos-total { height: 16px; background: var(--orange); border-radius: 4px; margin-top: auto; }

.d-card h3 { font-size: 21px; font-weight: 800; margin: 6px 0 4px; color: #1d2a44; }
.d-card > p { color: #4a76f1; font-size: 14.5px; font-weight: 600; margin-bottom: 16px; }
.d-check { text-align: left; margin: 4px 0 22px; padding: 0; list-style: none; }
.d-check li { font-size: 13.5px; color: #4a5972; padding: 6px 0 6px 22px; position: relative; line-height: 1.55; }
.d-check li::before {
  content: ""; position: absolute; left: 0; top: 11px; width: 14px; height: 14px; border-radius: 50%;
  background: var(--blue-soft);
  -webkit-mask: no-repeat center/8px url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231a56db' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E");
  mask: no-repeat center/8px url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231a56db' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E");
}
.d-card .btn { margin-top: auto; }

.btn-ghost-line {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 11px 28px; border-radius: 10px;
  background: #fff; color: var(--blue); border: 1.5px solid var(--blue-border);
  font-weight: 700; font-size: 15px; transition: background .2s, color .2s, border-color .2s;
}
.btn-ghost-line:hover { background: var(--blue); color: #fff; border-color: var(--blue); }
.btn-ghost-line.disabled, .btn-ghost-line.disabled:hover { background: #f5f7fa; color: #c0c8d5; border-color: #e0e6ee; cursor: not-allowed; }
.d-btn-lg { padding: 13px 36px; font-size: 16px; }

.d-card-row {
  display: grid; grid-template-columns: 220px 1fr 220px;
  align-items: center; text-align: left; padding: 30px 36px; gap: 28px;
  margin-top: 24px;
}
.d-card-row .d-screen { margin: 0; width: 100%; max-width: 220px; aspect-ratio: 16/11; }
.d-card-row .d-screen-phone { display: none; }
.d-card-row .d-row-text h3 { font-size: 22px; margin: 0 0 6px; }
.d-card-row .d-row-text p { color: #4a76f1; font-weight: 600; }
.d-card-row .btn { justify-self: end; }

.d-list-rows { margin-top: 24px; }
.d-row {
  display: flex; align-items: center; justify-content: space-between;
  background: #fff; border: 1px solid var(--line); border-radius: 14px;
  padding: 22px 30px; margin-top: 14px; transition: border-color .2s;
}
.d-row:hover { border-color: var(--blue-border); }
.d-row-disabled { background: #f7f9fc; }
.d-row-text .muted { color: #a3aebd; font-size: 21px; font-weight: 700; }
.d-row-text h3 { font-size: 21px; font-weight: 800; margin: 0 0 4px; color: #1d2a44; }
.d-row-text p { font-size: 14px; color: #6f7d96; margin: 0; }
.d-row-btn { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; justify-content: flex-end; }
.d-row-btn small { font-size: 12px; color: #889; }

.d-cta {
  margin-top: 56px; background: linear-gradient(135deg, #fff8f1 0%, #f3e7ff 100%);
  border-radius: 18px; padding: 30px 36px;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  flex-wrap: wrap; border: 1px solid #f5e3cf;
}
.d-cta h3 { font-size: 21px; margin: 0 0 6px; color: #1d2a44; }
.d-cta p { color: #6f7d96; margin: 0; font-size: 14.5px; }
.d-cta-actions { display: flex; gap: 12px; flex-wrap: wrap; }

.d-tabs-wrap { background: #fff; border-radius: 18px; padding: 8px; box-shadow: var(--shadow-sm); border: 1px solid var(--line); }
.d-tabs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; border-bottom: 1px solid var(--line); padding: 8px; }
.d-tab {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 20px; font-size: 15.5px; font-weight: 700;
  background: transparent; color: #6f7d96;
  border: 0; border-radius: 12px; cursor: pointer;
  transition: background .2s, color .2s;
}
.d-tab:hover { background: #f3f6fc; color: var(--blue); }
.d-tab.active { background: var(--blue); color: #fff; }

.d-panel { display: none; padding: 30px 8px 8px; }
.d-panel.active { display: block; }

.d-pc-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.d-platform {
  display: flex; align-items: center; gap: 18px;
  padding: 22px; border: 1px solid var(--line); border-radius: 14px;
  background: #fff; color: inherit; text-decoration: none;
  transition: border-color .2s, box-shadow .2s, transform .2s var(--ease);
}
.d-platform:hover { border-color: var(--blue); box-shadow: var(--shadow-md); transform: translateY(-3px); }
.d-pf-icon {
  width: 68px; height: 68px; border-radius: 14px; flex: none;
  display: grid; place-items: center; color: var(--blue);
  background: var(--blue-soft);
}
.d-pf-win { color: #0078d7; background: #e7f3fc; }
.d-pf-mac { color: #1d1d1f; background: #ececec; }
.d-pf-web { color: #5b3aa0; background: #efeaff; }
.d-pf-apple { color: #1d1d1f; background: #ececec; }
.d-pf-harmony { color: #0066ff; background: #e3edff; }
.d-pf-meta { flex: 1; }
.d-pf-meta h4 { font-size: 17px; font-weight: 700; margin: 0 0 4px; color: #1d2a44; }
.d-pf-meta p { font-size: 13px; color: #6f7d96; margin: 0; }
.d-pf-dl {
  width: 40px; height: 40px; border-radius: 10px; flex: none;
  display: grid; place-items: center; color: #fff; background: var(--blue);
  transition: background .2s, transform .2s;
}
.d-platform:hover .d-pf-dl { background: #0f3fb1; transform: translateY(2px); }

.d-mb-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.d-platform-qr { cursor: default; }
.d-platform-qr:hover { border-color: var(--line); box-shadow: none; transform: none; }
.d-qr-box {
  width: 124px; height: 124px; border-radius: 10px;
  background: #fff; border: 1px solid var(--line);
  display: grid; place-items: center; padding: 8px;
}
.d-qr-box p { font-size: 10.5px; color: #889; text-align: center; margin: 6px 0 0; line-height: 1.3; }
.d-qr-inner { width: 108px; height: 96px; position: relative; padding: 6px 0; }
.d-qr-inner::before {
  content: ""; position: absolute; left: 14px; right: 14px; top: 8px; bottom: 8px;
  background:
    repeating-linear-gradient(0deg, #1d2a44 0 1px, transparent 1px 5px),
    repeating-linear-gradient(90deg, #1d2a44 0 1px, transparent 1px 5px);
  opacity: .55; border-radius: 2px;
}
.d-qr-corner { position: absolute; width: 18px; height: 18px; background: #1d2a44; border: 3px solid #fff; box-sizing: border-box; border-radius: 3px; }
.d-qr-tl { top: 0; left: 0; }
.d-qr-tr { top: 0; right: 0; }
.d-qr-bl { bottom: 0; left: 0; }
.d-qr-br { bottom: 0; right: 0; }

.d-hw-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.d-hw {
  background: #fff; border: 1px solid var(--line); border-radius: 14px;
  padding: 26px 22px; text-align: center; transition: border-color .2s, transform .2s var(--ease), box-shadow .2s;
}
.d-hw:hover { border-color: var(--blue); transform: translateY(-4px); box-shadow: var(--shadow-md); }
.d-hw-pic {
  width: 90px; height: 90px; margin: 0 auto 16px; border-radius: 20px;
  display: grid; place-items: center; color: var(--blue);
}
.d-hw-cash { background: var(--blue-soft); }
.d-hw-print { background: #ffe9d6; color: var(--orange); }
.d-hw-scan { background: #e7f7ee; color: var(--green); }
.d-hw-scale { background: #fff0f0; color: #d33; }
.d-hw h4 { font-size: 16px; font-weight: 700; margin: 0 0 6px; }
.d-hw p { font-size: 13px; color: #6f7d96; margin: 0; line-height: 1.55; }
.d-hw-note { margin-top: 22px; font-size: 13.5px; color: #6f7d96; text-align: center; }
.d-hw-note a { color: var(--blue); font-weight: 700; }

.d-promise { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-top: 40px; }
.d-pm-card { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 22px 20px; text-align: center; }
.d-pm-ic {
  width: 46px; height: 46px; border-radius: 12px; margin: 0 auto 12px;
  display: grid; place-items: center; color: var(--blue); background: var(--blue-soft);
}
.d-pm-card h4 { font-size: 16px; font-weight: 700; margin: 0 0 6px; color: #1d2a44; }
.d-pm-card p { font-size: 13px; color: #6f7d96; margin: 0; line-height: 1.55; }

.d-contact-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 36px; align-items: stretch; }
.d-form {
  background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 32px;
  box-shadow: var(--shadow-sm);
}
.d-form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 14px; }
.d-form-block { display: block; margin-bottom: 14px; }
.d-form label span { display: block; font-size: 13px; font-weight: 600; color: #4a5972; margin-bottom: 6px; }
.d-form input[type=text], .d-form input[type=tel], .d-form select, .d-form textarea {
  width: 100%; padding: 12px 14px; border-radius: 10px;
  border: 1px solid var(--line); background: #f7faff;
  font-family: inherit; font-size: 14.5px; color: #1d2a44;
  transition: border-color .2s, background .2s;
}
.d-form input:focus, .d-form select:focus, .d-form textarea:focus {
  outline: 0; border-color: var(--blue); background: #fff;
}
.d-form label.error input, .d-form label.error select, .d-form label.error textarea {
  border-color: #e54848; background: #fff6f6;
}
.d-form-submit { width: 100%; padding: 14px; margin-top: 4px; }
.d-form-hint { font-size: 12.5px; color: #889; text-align: center; margin: 14px 0 0; }
.link-like { background: 0; border: 0; padding: 0; color: var(--blue); font-weight: 700; cursor: pointer; text-decoration: underline; }

.d-info { background: linear-gradient(160deg, #0b2e6f 0%, #1a56db 100%); color: #fff; border-radius: 18px; padding: 30px 28px; display: flex; flex-direction: column; justify-content: space-between; gap: 18px; }
.d-info-block h4 { font-size: 13px; color: #9dc0ff; letter-spacing: 1px; margin: 0 0 8px; font-weight: 700; }
.d-info-block p { font-size: 16px; line-height: 1.7; margin: 0; color: #fff; }
.d-info-link { color: #fff; font-weight: 800; }

.btn-outline {
  display: inline-flex; align-items: center; gap: 8px;
  background: #fff; color: var(--blue); border: 1.5px solid var(--blue-border);
  padding: 13px 22px; font-weight: 700;
}
.btn-outline:hover { background: var(--blue-soft); border-color: var(--blue); }

@media (max-width: 960px) {
  .d-hero h1 { font-size: 36px; }
  .d-grid { grid-template-columns: 1fr; }
  .d-card-row { grid-template-columns: 1fr; text-align: center; padding: 24px; }
  .d-card-row .d-screen { max-width: 100%; }
  .d-card-row .btn { justify-self: center; }
  .d-cta { text-align: center; justify-content: center; }
  .d-pc-grid, .d-mb-grid { grid-template-columns: 1fr; }
  .d-hw-grid { grid-template-columns: 1fr 1fr; }
  .d-promise { grid-template-columns: 1fr 1fr; }
  .d-contact-grid { grid-template-columns: 1fr; }
  .d-form-row { grid-template-columns: 1fr; }
  .d-tabs { grid-template-columns: repeat(3, 1fr); }
  .d-tab { font-size: 13px; padding: 12px 8px; }
  .d-tab svg { display: none; }
}
@media (max-width: 640px) {
  .d-hero { padding: 60px 0 36px; }
  .d-hero h1 { font-size: 28px; }
  .d-section { padding: 52px 0; }
  .d-card { padding: 24px 22px; }
  .d-row { flex-direction: column; align-items: flex-start; gap: 14px; padding: 18px 22px; }
  .d-row-btn { justify-content: flex-start; }
  .d-cta { padding: 24px 22px; }
  .d-pc-grid, .d-mb-grid, .d-hw-grid, .d-promise { grid-template-columns: 1fr; }
  .d-platform { padding: 18px; gap: 14px; }
  .d-pf-icon { width: 56px; height: 56px; }
  .d-form { padding: 22px; }
}