/* =========================================================
   易舜云手机官网主题样式
   品牌色：#296BFE（蓝）→ #29B7E3（青）渐变
   ========================================================= */

:root {
  --ys-primary: #296bfe;
  --ys-primary-light: #5689fe;
  --ys-primary-dark: #1b4fd8;
  --ys-accent: #29b7e3;
  --ys-accent-light: #67ecea;
  --ys-gradient: linear-gradient(135deg, #296bfe 0%, #29b7e3 100%);
  --ys-gradient-soft: linear-gradient(135deg, #5689fe 0%, #67ecea 100%);
  --ys-shadow-brand: 0 10px 30px -8px rgba(41, 107, 254, 0.45);
  --ys-shadow-brand-lg: 0 20px 50px -12px rgba(41, 107, 254, 0.5);
  --ys-text: #334155;
  --ys-text-dark: #0f172a;
  --ys-muted: #64748b;
  --ys-border: #e2e8f0;
  --ys-bg-soft: #f8fafc;
  --ys-radius: 14px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body {
  font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  color: var(--ys-text);
  background: #fff;
  line-height: 1.6;
  letter-spacing: -0.01em;
}

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

::selection {
  background: rgba(41, 107, 254, 0.18);
  color: var(--ys-primary-dark);
}

::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}
::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, #296bfe, #29b7e3);
  border-radius: 8px;
}
::-webkit-scrollbar-track {
  background: #f1f5f9;
}

.ys-container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.ys-main {
  min-height: 60vh;
}

/* ---------- 通用元素 ---------- */

.ys-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 12px;
  padding: 12px 24px;
  font-size: 14px;
  font-weight: 600;
  transition: all 0.2s ease;
  cursor: pointer;
}

.ys-btn-sm {
  padding: 8px 16px;
  font-size: 13px;
  border-radius: 10px;
}

.ys-btn-brand {
  background: var(--ys-gradient);
  color: #fff;
  border: 0;
  box-shadow: var(--ys-shadow-brand);
}
.ys-btn-brand:hover {
  box-shadow: var(--ys-shadow-brand-lg);
  filter: brightness(1.05);
}

.ys-btn-ghost {
  background: #fff;
  color: #334155;
  border: 1px solid var(--ys-border);
}
.ys-btn-ghost:hover {
  border-color: rgba(41, 107, 254, 0.4);
  color: var(--ys-primary);
}

.ys-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ys-primary);
  background: rgba(41, 107, 254, 0.06);
  border: 1px solid rgba(41, 107, 254, 0.18);
  border-radius: 999px;
  padding: 4px 12px;
}

.ys-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--ys-gradient);
  display: inline-block;
}

.ys-text-gradient {
  background: var(--ys-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.ys-strong {
  font-weight: 700;
  color: var(--ys-text-dark);
}

.ys-section {
  padding: 72px 0;
}

.ys-section-alt {
  background: var(--ys-bg-soft);
}

.ys-section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 48px;
}

.ys-section-title {
  margin-top: 14px;
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--ys-text-dark);
  line-height: 1.3;
}

.ys-section-sub {
  margin-top: 12px;
  color: var(--ys-muted);
  font-size: 15px;
}

.ys-card {
  background: #fff;
  border: 1px solid #f1f5f9;
  border-radius: 16px;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.ys-card:hover {
  transform: translateY(-4px);
  border-color: rgba(41, 107, 254, 0.2);
  box-shadow: var(--ys-shadow-brand);
}

.ys-breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--ys-muted);
  margin-bottom: 24px;
}

.ys-breadcrumb a:hover {
  color: var(--ys-primary);
}

.ys-breadcrumb-sep {
  color: #cbd5e1;
}

/* ---------- Header ---------- */

.ys-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.7);
}

.ys-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.ys-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: 800;
  color: var(--ys-text-dark);
  letter-spacing: -0.02em;
}

.ys-logo img {
  width: 32px;
  height: 32px;
  border-radius: 8px;
}

.ys-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.ys-nav-link {
  padding: 8px 14px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 500;
  color: #475569;
  transition: all 0.2s ease;
}

.ys-nav-link:hover,
.ys-nav-link.is-active {
  color: var(--ys-primary);
  background: rgba(41, 107, 254, 0.07);
}

.ys-header-dl {
  display: flex;
  align-items: center;
  gap: 12px;
}

.ys-burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  border: 1px solid var(--ys-border);
  border-radius: 10px;
  background: #fff;
  cursor: pointer;
  padding: 0 9px;
}

.ys-burger span {
  display: block;
  height: 2px;
  background: var(--ys-text-dark);
  border-radius: 2px;
  transition: all 0.25s ease;
}

.ys-burger.is-open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.ys-burger.is-open span:nth-child(2) {
  opacity: 0;
}
.ys-burger.is-open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.ys-mobile-nav {
  display: none;
  border-top: 1px solid var(--ys-border);
  background: #fff;
  padding: 8px 20px 16px;
}

.ys-mobile-nav.is-open {
  display: block;
}

.ys-mobile-nav a {
  display: block;
  padding: 12px 8px;
  font-size: 15px;
  font-weight: 500;
  color: #334155;
  border-radius: 10px;
}

.ys-mobile-nav a:hover {
  color: var(--ys-primary);
  background: rgba(41, 107, 254, 0.06);
}

.ys-mobile-nav .ys-btn {
  margin-top: 10px;
  width: 100%;
}

/* ---------- Hero ---------- */

.ys-hero {
  position: relative;
  overflow: hidden;
  padding: 72px 0 56px;
}

.ys-hero::before {
  content: '';
  position: absolute;
  top: -40%;
  left: -10%;
  width: 70%;
  height: 80%;
  background: radial-gradient(circle at 30% 30%, rgba(41, 107, 254, 0.1), transparent 60%);
  pointer-events: none;
}

.ys-hero::after {
  content: '';
  position: absolute;
  bottom: -40%;
  right: -10%;
  width: 70%;
  height: 80%;
  background: radial-gradient(circle at 70% 70%, rgba(41, 183, 227, 0.1), transparent 60%);
  pointer-events: none;
}

.ys-hero .ys-container {
  display: flex;
  align-items: center;
  gap: 48px;
  position: relative;
  z-index: 1;
}

.ys-hero-inner {
  flex: 1 1 55%;
}

.ys-hero-title {
  margin-top: 18px;
  font-size: 44px;
  line-height: 1.15;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--ys-text-dark);
}

.ys-hero-sub {
  margin-top: 16px;
  font-size: 17px;
  color: var(--ys-muted);
  max-width: 540px;
}

.ys-hero-dl {
  display: flex;
  gap: 14px;
  margin-top: 28px;
  flex-wrap: wrap;
}

.ys-store-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 18px;
  border-radius: 12px;
  border: 1px solid var(--ys-border);
  background: #fff;
  transition: all 0.2s ease;
  min-width: 148px;
}

.ys-store-btn:hover {
  border-color: rgba(41, 107, 254, 0.4);
  box-shadow: var(--ys-shadow-brand);
  transform: translateY(-2px);
}

.ys-store-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--ys-gradient);
  color: #fff;
  flex-shrink: 0;
}

.ys-store-text {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
}

.ys-store-sub {
  font-size: 11px;
  color: var(--ys-muted);
}

.ys-store-label {
  font-size: 14px;
  font-weight: 700;
  color: var(--ys-text-dark);
}

.ys-hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: 32px;
}

.ys-trust-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--ys-muted);
}

.ys-trust-item svg {
  color: var(--ys-primary);
}

/* --- 手机视觉 --- */

.ys-hero-phone {
  flex: 1 1 45%;
  display: flex;
  justify-content: center;
}

.ys-phone {
  position: relative;
  width: 300px;
}

.ys-phone-glow {
  position: absolute;
  inset: -20px;
  background: var(--ys-gradient);
  border-radius: 60px;
  filter: blur(50px);
  opacity: 0.35;
  z-index: 0;
}

.ys-phone-frame {
  position: relative;
  z-index: 1;
  background: #0f172a;
  border-radius: 46px;
  padding: 14px;
  box-shadow: 0 30px 60px -20px rgba(15, 23, 42, 0.5);
}

.ys-phone-notch {
  position: absolute;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  width: 96px;
  height: 24px;
  background: #0f172a;
  border-radius: 0 0 16px 16px;
  z-index: 2;
}

.ys-phone-screen {
  position: relative;
  background: linear-gradient(160deg, #f8fafc, #eef4ff);
  border-radius: 34px;
  padding: 34px 14px 18px;
  overflow: hidden;
  min-height: 520px;
}

.ys-phone-status {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  font-weight: 600;
  color: var(--ys-text-dark);
  padding: 0 6px 12px;
}

.ys-phone-online {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: #059669;
  font-size: 11px;
}

.ys-phone-app-row {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #fff;
  border: 1px solid var(--ys-border);
  border-radius: 14px;
  padding: 10px 12px;
  box-shadow: 0 4px 16px -6px rgba(41, 107, 254, 0.2);
}

.ys-phone-app-logo {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--ys-gradient);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.ys-phone-app-name {
  flex: 1;
  display: flex;
  flex-direction: column;
  line-height: 1.3;
}

.ys-phone-app-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--ys-text-dark);
}

.ys-phone-app-sub {
  font-size: 11px;
  color: var(--ys-muted);
}

.ys-phone-running {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
  font-weight: 600;
  color: #059669;
  background: rgba(5, 150, 105, 0.1);
  padding: 4px 8px;
  border-radius: 999px;
}

.ys-phone-running-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #059669;
  animation: ysPulse 1.6s infinite;
}

@keyframes ysPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.ys-phone-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-top: 14px;
}

.ys-phone-app-cell {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  background: #fff;
  border: 1px solid var(--ys-border);
  border-radius: 12px;
  padding: 10px 4px;
}

.ys-app-icon {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
}

.ys-app-0 .ys-app-icon { background: var(--ys-gradient); }
.ys-app-1 .ys-app-icon { background: linear-gradient(135deg, #5689fe, #29b7e3); }
.ys-app-2 .ys-app-icon { background: linear-gradient(135deg, #29b7e3, #67ecea); }

.ys-app-bar {
  width: 22px;
  height: 4px;
  border-radius: 4px;
  background: #e2e8f0;
}

.ys-phone-task {
  margin-top: 14px;
  background: #fff;
  border: 1px solid var(--ys-border);
  border-radius: 14px;
  padding: 12px;
}

.ys-phone-task-head {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  font-weight: 600;
  color: var(--ys-text-dark);
  margin-bottom: 10px;
}

.ys-task-count {
  color: var(--ys-primary);
  font-size: 11px;
}

.ys-task-line {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.ys-task-line:last-child {
  margin-bottom: 0;
}

.ys-task-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.ys-task-dot-brand { background: var(--ys-primary); }
.ys-task-dot-accent { background: var(--ys-accent); }

.ys-task-track {
  flex: 1;
  height: 6px;
  background: #f1f5f9;
  border-radius: 6px;
  overflow: hidden;
}

.ys-task-fill {
  display: block;
  height: 100%;
  border-radius: 6px;
  background: var(--ys-gradient);
}

.ys-task-fill-1 { width: 82%; }
.ys-task-fill-2 { width: 56%; }

.ys-phone-home-bar {
  display: flex;
  justify-content: center;
  margin-top: 12px;
}

.ys-phone-home-bar span {
  width: 90px;
  height: 4px;
  background: #cbd5e1;
  border-radius: 4px;
}

.ys-float-card {
  position: absolute;
  z-index: 2;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border: 1px solid var(--ys-border);
  border-radius: 12px;
  padding: 10px 14px;
  display: flex;
  flex-direction: column;
  box-shadow: 0 12px 30px -10px rgba(15, 23, 42, 0.25);
  animation: ysFloat 4s ease-in-out infinite;
}

.ys-float-card-left {
  left: -40px;
  top: 30%;
}

.ys-float-card-right {
  right: -40px;
  top: 60%;
  animation-delay: 2s;
}

.ys-float-label {
  font-size: 11px;
  color: var(--ys-muted);
}

.ys-float-value {
  font-size: 20px;
  font-weight: 800;
}

.ys-float-brand {
  color: var(--ys-primary);
}

@keyframes ysFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* ---------- 应用场景 ---------- */

.ys-apps {
  padding: 48px 0;
  border-top: 1px solid var(--ys-border);
  border-bottom: 1px solid var(--ys-border);
  background: #fff;
}

.ys-apps-lead {
  text-align: center;
  color: var(--ys-muted);
  font-size: 14px;
  margin-bottom: 28px;
}

.ys-apps-grid {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 16px;
}

.ys-app-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  cursor: pointer;
}

.ys-app-icon-box {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  background: var(--ys-bg-soft);
  border: 1px solid var(--ys-border);
  color: var(--ys-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.ys-app-item:hover .ys-app-icon-box {
  background: var(--ys-gradient);
  color: #fff;
  box-shadow: var(--ys-shadow-brand);
  transform: translateY(-3px);
}

.ys-app-name {
  font-size: 13px;
  color: var(--ys-text-dark);
  font-weight: 500;
}

/* ---------- 核心优势 ---------- */

.ys-features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.ys-feature-card {
  padding: 24px;
  position: relative;
  overflow: hidden;
}

.ys-feature-no {
  position: absolute;
  top: 16px;
  right: 20px;
  font-size: 40px;
  font-weight: 800;
  color: #f1f5f9;
  line-height: 1;
  z-index: 0;
}

.ys-feature-icon {
  position: relative;
  z-index: 1;
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: var(--ys-gradient);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  box-shadow: var(--ys-shadow-brand);
}

.ys-feature-title {
  position: relative;
  z-index: 1;
  font-size: 17px;
  font-weight: 700;
  color: var(--ys-text-dark);
  margin-bottom: 8px;
}

.ys-feature-desc {
  position: relative;
  z-index: 1;
  font-size: 13px;
  color: var(--ys-muted);
  line-height: 1.7;
}

/* ---------- 使用流程 ---------- */

.ys-steps {
  display: flex;
  flex-direction: column;
  gap: 48px;
}

.ys-step {
  display: flex;
  align-items: center;
  gap: 40px;
}

.ys-step-reverse {
  flex-direction: row-reverse;
}

.ys-step-text {
  flex: 1;
}

.ys-step-no {
  font-size: 13px;
  font-weight: 700;
  color: var(--ys-primary);
  background: rgba(41, 107, 254, 0.08);
  border: 1px solid rgba(41, 107, 254, 0.18);
  border-radius: 999px;
  padding: 3px 12px;
}

.ys-step-title {
  margin-top: 12px;
  font-size: 22px;
  font-weight: 700;
  color: var(--ys-text-dark);
}

.ys-step-desc {
  margin-top: 8px;
  color: var(--ys-muted);
  font-size: 14px;
}

.ys-step-list {
  margin-top: 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.ys-step-list li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: #475569;
}

.ys-check {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  position: relative;
}

.ys-check::after {
  content: '';
  width: 8px;
  height: 4px;
  border-left: 2px solid #fff;
  border-bottom: 2px solid #fff;
  transform: rotate(-45deg) translate(0, -1px);
}

.ys-check-soft {
  background: var(--ys-gradient);
}

.ys-check-solid {
  background: var(--ys-primary);
}

.ys-step-visual {
  flex: 1;
  display: flex;
  justify-content: center;
  position: relative;
  min-height: 180px;
  align-items: center;
}

.ys-step-halo {
  position: absolute;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.5;
}

.ys-halo-brand {
  background: rgba(41, 107, 254, 0.5);
}

.ys-halo-accent {
  background: rgba(41, 183, 227, 0.5);
}

.ys-step-badge {
  position: relative;
  z-index: 1;
  width: 88px;
  height: 88px;
  border-radius: 24px;
  background: var(--ys-gradient);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--ys-shadow-brand-lg);
  animation: ysFloat 4s ease-in-out infinite;
}

.ys-step-bars {
  position: absolute;
  z-index: 1;
  right: 12%;
  display: flex;
  flex-direction: column;
  gap: 8px;
  animation: ysFloat 5s ease-in-out infinite;
  animation-delay: 1s;
}

.ys-bar {
  width: 40px;
  height: 8px;
  border-radius: 8px;
  opacity: 0.9;
}

.ys-bar-brand { background: var(--ys-primary); }
.ys-bar-accent { background: var(--ys-accent); }
.ys-bar-light { background: rgba(41, 107, 254, 0.2); }

.ys-create-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid var(--ys-border);
  border-radius: 20px;
  padding: 16px;
  box-shadow: var(--ys-shadow-brand-lg);
}

.ys-create-cell {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  background: var(--ys-bg-soft);
  border: 1px solid var(--ys-border);
  color: var(--ys-muted);
  display: flex;
  align-items: center;
  justify-content: center;
}

.ys-create-active {
  background: var(--ys-gradient);
  border-color: transparent;
  color: #fff;
}

.ys-create-check {
  position: absolute;
  z-index: 2;
  bottom: -4px;
  right: 14%;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: #fff;
  color: #059669;
  border: 2px solid #059669;
  display: flex;
  align-items: center;
  justify-content: center;
}

.ys-run-panel {
  position: relative;
  z-index: 1;
  width: 220px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--ys-border);
  border-radius: 20px;
  padding: 20px;
  box-shadow: var(--ys-shadow-brand-lg);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.ys-run-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.ys-run-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #059669;
  animation: ysPulse 1.6s infinite;
}

.ys-run-track {
  flex: 1;
  height: 8px;
  border-radius: 8px;
  background: #f1f5f9;
  overflow: hidden;
}

.ys-run-fill {
  display: block;
  height: 100%;
  border-radius: 8px;
  background: var(--ys-gradient);
}

.ys-run-fill-1 { width: 88%; }
.ys-run-fill-2 { width: 64%; }
.ys-run-fill-3 { width: 76%; }

.ys-run-label {
  font-size: 12px;
  color: var(--ys-muted);
  font-weight: 600;
}

/* ---------- 适用人群 ---------- */

.ys-usercat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.ys-usercat-card {
  padding: 28px 24px;
  position: relative;
}

.ys-usercat-badge {
  position: absolute;
  top: -12px;
  left: 24px;
  font-size: 12px;
  font-weight: 600;
  color: var(--ys-primary);
  background: rgba(41, 107, 254, 0.08);
  border: 1px solid rgba(41, 107, 254, 0.18);
  border-radius: 999px;
  padding: 3px 12px;
}

.ys-usercat-title {
  margin-top: 8px;
  font-size: 19px;
  font-weight: 700;
  color: var(--ys-text-dark);
}

.ys-usercat-desc {
  margin-top: 10px;
  font-size: 14px;
  color: var(--ys-muted);
  line-height: 1.7;
}

.ys-usercat-list {
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.ys-usercat-list li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: #475569;
}

/* ---------- 核心数据 ---------- */

.ys-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  text-align: center;
}

.ys-stat {
  padding: 28px 16px;
  background: #fff;
  border: 1px solid var(--ys-border);
  border-radius: 16px;
  transition: all 0.25s ease;
}

.ys-stat:hover {
  transform: translateY(-4px);
  box-shadow: var(--ys-shadow-brand);
}

.ys-stat-value {
  font-size: 40px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.ys-stat-label {
  margin-top: 6px;
  font-size: 15px;
  font-weight: 600;
  color: var(--ys-text-dark);
}

.ys-stat-sub {
  margin-top: 4px;
  font-size: 12px;
  color: var(--ys-muted);
}

/* ---------- 用户评价 ---------- */

.ys-testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.ys-testimonial {
  padding: 24px;
}

.ys-stars {
  display: flex;
  gap: 3px;
  color: #f59e0b;
  margin-bottom: 14px;
}

.ys-testimonial-quote p {
  font-size: 14px;
  color: #475569;
  line-height: 1.8;
}

.ys-testimonial-author {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid #f1f5f9;
}

.ys-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--ys-gradient);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.ys-avatar-name {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--ys-text-dark);
}

.ys-avatar-role {
  display: block;
  font-size: 12px;
  color: var(--ys-muted);
}

/* ---------- 信任与合规 ---------- */

.ys-awards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.ys-award {
  padding: 24px;
  text-align: center;
}

.ys-award-icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: var(--ys-gradient);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
  box-shadow: var(--ys-shadow-brand);
}

.ys-award-sub {
  font-size: 12px;
  color: var(--ys-primary);
  font-weight: 600;
}

.ys-award-title {
  margin-top: 4px;
  font-size: 17px;
  font-weight: 700;
  color: var(--ys-text-dark);
}

.ys-award-desc {
  margin-top: 6px;
  font-size: 13px;
  color: var(--ys-muted);
}

/* ---------- CTA ---------- */

.ys-cta {
  position: relative;
  overflow: hidden;
  border-radius: 24px;
  background: var(--ys-gradient);
  padding: 56px 32px;
  text-align: center;
  box-shadow: var(--ys-shadow-brand-lg);
}

.ys-cta-deco {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
}

.ys-cta-deco-1 {
  width: 220px;
  height: 220px;
  top: -80px;
  right: -60px;
}

.ys-cta-deco-2 {
  width: 140px;
  height: 140px;
  bottom: -50px;
  left: -30px;
}

.ys-cta-inner {
  position: relative;
  z-index: 1;
}

.ys-cta-title {
  font-size: 28px;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.02em;
}

.ys-cta-sub {
  margin: 12px auto 28px;
  max-width: 520px;
  color: rgba(255, 255, 255, 0.9);
  font-size: 15px;
}

.ys-cta-dl {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.ys-cta-dl-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  background: #fff;
  border-radius: 14px;
  padding: 12px 20px;
  min-width: 180px;
  transition: all 0.2s ease;
  color: var(--ys-text-dark);
}

.ys-cta-dl-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 40px -12px rgba(15, 23, 42, 0.4);
}

.ys-cta-dl-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--ys-gradient);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.ys-cta-dl-text {
  display: flex;
  flex-direction: column;
  text-align: left;
  line-height: 1.25;
}

.ys-cta-dl-label {
  font-size: 14px;
  font-weight: 700;
}

.ys-cta-dl-sub {
  font-size: 11px;
  color: var(--ys-muted);
}

.ys-cta-dl-arrow {
  margin-left: auto;
  color: var(--ys-primary);
}

.ys-cta-note {
  margin-top: 20px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.75);
}

/* ---------- 最新资讯 ---------- */

.ys-news-with-sidebar {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 28px;
  align-items: start;
}

.ys-news-main {
  min-width: 0;
}

.ys-news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.ys-sidebar {
  position: sticky;
  top: 92px;
}

.ys-sidebar-module {
  background: #fff;
  border: 1px solid var(--ys-border);
  border-radius: var(--ys-radius);
  padding: 20px;
  margin-bottom: 20px;
}

.ys-sidebar-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--ys-text-dark);
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--ys-border);
}

.ys-sidebar-content a {
  font-size: 13px;
  color: var(--ys-text);
  padding: 6px 0;
  display: inline;
  transition: color 0.2s ease;
}

.ys-sidebar-content a:hover {
  color: var(--ys-primary);
}

.ys-sidebar-content ul,
.ys-sidebar-content ol {
  padding-left: 18px;
  margin: 0;
}

.ys-sidebar-content li {
  list-style: disc;
  list-style-position: inside;
  margin: 0;
  padding: 0;
}

.ys-news-card {
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.ys-news-thumb {
  display: block;
  height: 170px;
  overflow: hidden;
  background: linear-gradient(135deg, #e0ecff, #e2f7fb);
  position: relative;
}

.ys-news-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}

.ys-news-card:hover .ys-news-thumb img {
  transform: scale(1.05);
}

.ys-news-thumb-fallback {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.ys-news-thumb-fallback::after {
  content: '易舜云手机';
  font-size: 15px;
  font-weight: 700;
  color: rgba(41, 107, 254, 0.35);
}

.ys-news-body {
  padding: 18px 20px 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.ys-news-cat {
  align-self: flex-start;
  font-size: 11px;
  font-weight: 600;
  color: var(--ys-primary);
  background: rgba(41, 107, 254, 0.08);
  border-radius: 999px;
  padding: 2px 10px;
}

.ys-news-title {
  margin-top: 10px;
  font-size: 16px;
  font-weight: 700;
  color: var(--ys-text-dark);
  line-height: 1.5;
}

.ys-news-title a:hover {
  color: var(--ys-primary);
}

.ys-news-excerpt {
  margin-top: 8px;
  font-size: 13px;
  color: var(--ys-muted);
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}

.ys-news-meta {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 14px;
  font-size: 12px;
  color: var(--ys-muted);
}

/* ---------- 列表页 / 搜索页 ---------- */

.ys-page {
  padding: 40px 0 72px;
}

.ys-list-head {
  margin-bottom: 36px;
}

.ys-list-title {
  font-size: 30px;
  font-weight: 800;
  color: var(--ys-text-dark);
  letter-spacing: -0.02em;
}

.ys-list-desc {
  margin-top: 8px;
  color: var(--ys-muted);
  font-size: 14px;
}

.ys-list-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

/* ---------- 资讯分类标签 ---------- */

.ys-tab-cats {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.ys-tab-cat {
  display: inline-flex;
  align-items: center;
  padding: 7px 16px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid #e5e9f0;
  color: #4b5563;
  font-size: 13px;
  font-weight: 500;
  transition: all 0.2s ease;
}

.ys-tab-cat:hover {
  border-color: var(--ys-primary);
  color: var(--ys-primary);
  transform: translateY(-1px);
}

.ys-tab-cat-active {
  background: var(--ys-primary);
  border-color: var(--ys-primary);
  color: #fff;
}

.ys-tab-cat-active:hover {
  color: #fff;
}

.ys-search-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.ys-search-item {
  background: #fff;
  border: 1px solid #f1f5f9;
  border-radius: 14px;
  padding: 22px 24px;
  transition: all 0.2s ease;
}

.ys-search-item:hover {
  border-color: rgba(41, 107, 254, 0.2);
  box-shadow: var(--ys-shadow-brand);
}

.ys-search-title {
  margin-top: 10px;
  font-size: 18px;
  font-weight: 700;
  color: var(--ys-text-dark);
}

.ys-search-title a:hover {
  color: var(--ys-primary);
}

.ys-search-excerpt {
  margin-top: 8px;
  font-size: 14px;
  color: var(--ys-muted);
  line-height: 1.7;
}

/* ---------- 分页 ---------- */

.ys-pagination {
  margin-top: 36px;
}

.ys-pagination .ys-pager {
  justify-content: center;
}

.ys-pagebar {
  display: flex;
  justify-content: center;
  margin-top: 48px;
}

.ys-pager {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
}

.ys-pager-num {
  min-width: 38px;
  height: 38px;
  padding: 0 12px;
  border-radius: 10px;
  border: 1px solid var(--ys-border);
  background: #fff;
  color: #475569;
  font-size: 14px;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.ys-pager-num:hover {
  border-color: var(--ys-primary);
  color: var(--ys-primary);
}

.ys-pager-current {
  background: var(--ys-gradient);
  border-color: transparent;
  color: #fff;
}

.ys-pager-current:hover {
  color: #fff;
}

/* ---------- 文章页 ---------- */

.ys-article-page {
  padding: 40px 0 72px;
}

.ys-article {
  max-width: 760px;
  margin: 0 auto;
}

.ys-article-head {
  text-align: center;
  margin-bottom: 32px;
}

.ys-article-title {
  margin-top: 14px;
  font-size: 32px;
  font-weight: 800;
  line-height: 1.3;
  color: var(--ys-text-dark);
  letter-spacing: -0.02em;
}

.ys-article-meta {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 14px;
  font-size: 13px;
  color: var(--ys-muted);
}

.ys-article-content {
  font-size: 15px;
  line-height: 1.9;
  color: #334155;
}

.ys-article-content h1,
.ys-article-content h2,
.ys-article-content h3,
.ys-article-content h4 {
  color: var(--ys-text-dark);
  font-weight: 700;
  margin-top: 28px;
  margin-bottom: 12px;
  line-height: 1.4;
}

.ys-article-content h1 { font-size: 24px; }
.ys-article-content h2 { font-size: 21px; }
.ys-article-content h3 { font-size: 18px; }
.ys-article-content h4 { font-size: 16px; }

.ys-article-content p {
  margin-bottom: 14px;
}

.ys-article-content ul,
.ys-article-content ol {
  margin: 0 0 14px 22px;
}

.ys-article-content ul {
  list-style: disc;
}

.ys-article-content ol {
  list-style: decimal;
}

.ys-article-content li {
  margin-bottom: 4px;
}

.ys-article-content a {
  color: var(--ys-primary);
}

.ys-article-content a:hover {
  text-decoration: underline;
}

.ys-article-content img {
  border-radius: 12px;
  margin: 16px auto;
  max-width: 100%;
  height: auto;
}

/* 图片在段落中默认居中（兼容后台 text-align 因 display:block 失效的情况） */
.ys-article-content p {
  text-align: left;
}

.ys-article-content p img {
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.ys-article-content p[style*="text-align: center"] img,
.ys-article-content p[style*="text-align:center"] img {
  margin-left: auto;
  margin-right: auto;
}

.ys-article-content p[style*="text-align: left"] img,
.ys-article-content p[style*="text-align:left"] img {
  margin-left: 0;
  margin-right: auto;
}

.ys-article-content blockquote {
  border-left: 4px solid var(--ys-primary);
  background: rgba(41, 107, 254, 0.05);
  padding: 12px 16px;
  margin: 16px 0;
  border-radius: 0 10px 10px 0;
  color: #475569;
}

.ys-article-content code {
  background: #f1f5f9;
  padding: 2px 6px;
  border-radius: 6px;
  font-size: 13px;
}

.ys-article-content pre {
  background: #0f172a;
  color: #e2e8f0;
  padding: 16px;
  border-radius: 12px;
  overflow-x: auto;
  margin: 16px 0;
}

.ys-article-content pre code {
  background: transparent;
  padding: 0;
  color: inherit;
}

.ys-article-tags {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid #f1f5f9;
}

.ys-article-tags-label {
  font-size: 13px;
  color: var(--ys-muted);
}

.ys-tag {
  font-size: 12px;
  color: var(--ys-primary);
  background: rgba(41, 107, 254, 0.08);
  border-radius: 999px;
  padding: 3px 12px;
  transition: all 0.2s ease;
}

.ys-tag:hover {
  background: var(--ys-gradient);
  color: #fff;
}

.ys-article-pager {
  display: flex;
  gap: 16px;
  margin-top: 32px;
}

.ys-pager-item {
  flex: 1;
  background: #fff;
  border: 1px solid #f1f5f9;
  border-radius: 14px;
  padding: 16px 20px;
  transition: all 0.2s ease;
}

.ys-pager-item:hover {
  border-color: rgba(41, 107, 254, 0.3);
  box-shadow: var(--ys-shadow-brand);
}

.ys-pager-next {
  text-align: right;
}

.ys-pager-label {
  display: block;
  font-size: 12px;
  color: var(--ys-muted);
}

.ys-pager-title {
  display: block;
  margin-top: 4px;
  font-size: 14px;
  font-weight: 600;
  color: var(--ys-text-dark);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ---------- 独立页面 ---------- */

.ys-single-page {
  max-width: 760px;
  margin: 0 auto;
}

.ys-single-page-head {
  margin-bottom: 28px;
}

.ys-single-page-title {
  font-size: 30px;
  font-weight: 800;
  color: var(--ys-text-dark);
  letter-spacing: -0.02em;
}

.ys-single-page-meta {
  margin-top: 8px;
  font-size: 13px;
  color: var(--ys-muted);
}

.ys-single-page-content {
  font-size: 15px;
  line-height: 1.9;
  color: #334155;
}

.ys-single-page-content h1,
.ys-single-page-content h2,
.ys-single-page-content h3,
.ys-single-page-content h4 {
  color: var(--ys-text-dark);
  font-weight: 700;
  margin-top: 26px;
  margin-bottom: 12px;
  line-height: 1.4;
}

.ys-single-page-content h2 { font-size: 20px; }
.ys-single-page-content h3 { font-size: 17px; }

.ys-single-page-content p {
  margin-bottom: 14px;
}

.ys-single-page-content ul,
.ys-single-page-content ol {
  margin: 0 0 14px 22px;
}

.ys-single-page-content ul {
  list-style: disc;
}

.ys-single-page-content ol {
  list-style: decimal;
}

.ys-single-page-content li {
  margin-bottom: 4px;
}

.ys-single-page-content a {
  color: var(--ys-primary);
}

.ys-single-page-content a:hover {
  text-decoration: underline;
}

.ys-single-page-content img {
  border-radius: 12px;
  margin: 16px 0;
}

.ys-single-page-content strong,
.ys-single-page-content b {
  color: var(--ys-text-dark);
  font-weight: 600;
}

/* FAQ 折叠样式 */

.ys-faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.ys-faq-item {
  background: #fff;
  border: 1px solid #f1f5f9;
  border-radius: 14px;
  overflow: hidden;
  transition: all 0.2s ease;
}

.ys-faq-item:hover {
  border-color: rgba(41, 107, 254, 0.2);
}

.ys-faq-item.is-open {
  border-color: rgba(41, 107, 254, 0.35);
  box-shadow: var(--ys-shadow-brand);
}

.ys-faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  padding: 16px 20px;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 15px;
  font-weight: 600;
  color: var(--ys-text-dark);
  text-align: left;
  font-family: inherit;
}

.ys-faq-q:hover {
  color: var(--ys-primary);
}

.ys-faq-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--ys-primary);
  transition: transform 0.25s ease;
}

.ys-faq-item.is-open .ys-faq-icon {
  transform: rotate(45deg);
}

.ys-faq-a {
  display: none;
  padding: 0 20px 16px;
  font-size: 14px;
  color: var(--ys-muted);
  line-height: 1.8;
}

.ys-faq-item.is-open .ys-faq-a {
  display: block;
}

/* 下载中心页面 */

.ys-page-download .ys-dl-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 28px;
}

.ys-dl-card {
  background: #fff;
  border: 1px solid #f1f5f9;
  border-radius: 18px;
  padding: 32px 28px;
  text-align: left;
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.04);
  transition: all 0.25s ease;
  display: flex;
  flex-direction: column;
}

.ys-dl-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--ys-shadow-brand);
}

.ys-dl-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: var(--ys-gradient);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
  box-shadow: var(--ys-shadow-brand);
}

.ys-dl-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--ys-text-dark);
  text-align: center;
}

.ys-dl-card > p {
  margin: 8px 0 18px;
  font-size: 13px;
  color: var(--ys-muted);
  text-align: center;
  line-height: 1.6;
}

.ys-dl-meta {
  margin: 0 0 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.ys-dl-meta > div {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid #f1f5f9;
  font-size: 14px;
}

.ys-dl-meta > div:last-child {
  border-bottom: none;
}

.ys-dl-meta dt {
  color: var(--ys-muted);
  font-weight: 500;
  margin: 0;
  white-space: nowrap;
  min-width: 64px;
}

.ys-dl-meta dd {
  margin: 0 0 0 12px;
  color: var(--ys-text-dark);
  font-weight: 600;
  text-align: right;
}

.ys-dl-card .ys-btn {
  width: 100%;
  background: var(--ys-gradient);
  color: #fff;
  border: 0;
  margin-top: auto;
}

.ys-dl-card .ys-btn:hover {
  color: #fff;
  box-shadow: var(--ys-shadow-brand-lg);
}

.ys-dl-tip {
  margin: 10px 0 0;
  text-align: center;
  font-size: 12px;
  color: var(--ys-muted);
}

.ys-dl-features {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px 28px;
  margin-top: 36px;
  padding: 20px 24px;
  background: #f7faff;
  border: 1px solid #eaf0ff;
  border-radius: 16px;
}

.ys-dl-features span {
  position: relative;
  font-size: 14px;
  font-weight: 600;
  color: var(--ys-text-dark);
  padding-left: 22px;
}

.ys-dl-features span::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--ys-gradient);
}

/* 安装教程卡片 */
.ys-install-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.ys-install-card {
  padding: 26px 28px 28px 36px;
  border-radius: 18px;
  background: #fff;
  border: 1px solid #f1f5f9;
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.04);
  transition: all 0.25s ease;
}

.ys-install-card:hover {
  box-shadow: var(--ys-shadow-brand);
  transform: translateY(-4px);
}

.ys-install-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--ys-text-dark);
  margin: 0 0 16px;
  padding-left: 6px;
}

.ys-install-card ol {
  margin: 0;
  padding-left: 22px;
  font-size: 14px;
  line-height: 1.85;
  color: #334155;
}

.ys-install-card li {
  padding-left: 6px;
  margin-bottom: 8px;
}

.ys-install-card li:last-child {
  margin-bottom: 0;
}

/* ---------- 关于我们 / 独立页面正文 ---------- */

.ys-article-body {
  font-size: 15px;
  line-height: 1.9;
  color: #334155;
}

.ys-article-body h2 {
  color: var(--ys-text-dark);
  font-weight: 700;
  margin-top: 40px;
  margin-bottom: 16px;
  line-height: 1.4;
  font-size: 22px;
}

.ys-article-body h2:first-child {
  margin-top: 0;
}

.ys-article-body h3 {
  color: var(--ys-text-dark);
  font-weight: 700;
  font-size: 18px;
  margin-bottom: 8px;
  line-height: 1.4;
}

.ys-article-body p {
  margin-bottom: 14px;
}

.ys-article-body a {
  color: var(--ys-primary);
}

.ys-article-body a:hover {
  text-decoration: underline;
}

/* 我们的优势卡片网格 */
.ys-value-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 8px;
}

.ys-value-card {
  padding: 28px 30px;
  border-radius: 18px;
}

.ys-value-card h3 {
  margin-bottom: 10px;
  font-size: 18px;
  font-weight: 700;
  color: var(--ys-text-dark);
  display: flex;
  align-items: center;
  gap: 8px;
}

.ys-value-card h3::before {
  content: '';
  width: 8px;
  height: 18px;
  border-radius: 4px;
  background: var(--ys-gradient);
}

.ys-value-card p {
  margin: 0;
  font-size: 14px;
  color: var(--ys-muted);
  line-height: 1.8;
}

/* 企业信息 */
.ys-enterprise-box {
  background: #fff;
  border: 1px solid #f1f5f9;
  border-radius: 18px;
  padding: 8px 28px;
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.04);
}

.ys-enterprise-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding: 16px 0;
  border-bottom: 1px solid #f1f5f9;
}

.ys-enterprise-row:last-child {
  border-bottom: none;
}

.ys-enterprise-label {
  color: var(--ys-muted);
  font-weight: 500;
  font-size: 14px;
  flex-shrink: 0;
}

.ys-enterprise-value {
  margin: 0;
  color: var(--ys-text-dark);
  font-weight: 600;
  font-size: 14px;
  text-align: right;
}

.ys-enterprise-value a {
  color: var(--ys-primary);
}

.ys-enterprise-value a:hover {
  text-decoration: underline;
}

/* QQ交流群 */
.ys-qq-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 8px;
}

.ys-qq-item {
  display: flex;
  align-items: center;
  gap: 14px;
  background: #fff;
  border: 1px solid #f1f5f9;
  border-radius: 16px;
  padding: 20px 24px;
  transition: all 0.25s ease;
}

.ys-qq-item:hover {
  border-color: rgba(41, 107, 254, 0.25);
  box-shadow: var(--ys-shadow-brand);
  transform: translateY(-2px);
}

.ys-qq-badge {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: var(--ys-gradient);
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: var(--ys-shadow-brand);
}

.ys-qq-info {
  display: flex;
  align-items: baseline;
  gap: 10px;
  line-height: 1;
}

.ys-qq-label {
  font-size: 14px;
  color: var(--ys-muted);
  font-weight: 500;
  margin: 0;
}

.ys-qq-num {
  font-size: 18px;
  font-weight: 700;
  color: var(--ys-text-dark);
  letter-spacing: 0.04em;
  margin: 0;
  line-height: 1;
}

/* CTA 横幅 */
.ys-cta-banner {
  margin-top: 44px;
  background: var(--ys-gradient);
  border-radius: 20px;
  padding: 44px 40px;
  text-align: center;
  color: #fff;
  position: relative;
  overflow: hidden;
}

.ys-cta-banner::before,
.ys-cta-banner::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
}

.ys-cta-banner::before {
  width: 220px;
  height: 220px;
  top: -90px;
  right: -60px;
}

.ys-cta-banner::after {
  width: 160px;
  height: 160px;
  bottom: -70px;
  left: -40px;
}

.ys-cta-banner h2 {
  position: relative;
  z-index: 1;
  margin: 0 0 10px;
  color: #fff;
  font-size: 26px;
  font-weight: 800;
}

.ys-cta-banner h3 {
  position: relative;
  z-index: 1;
  margin: 0 0 10px;
  color: #fff;
  font-size: 24px;
  font-weight: 800;
}

.ys-cta-banner p {
  position: relative;
  z-index: 1;
  margin: 0 auto 24px;
  color: rgba(255, 255, 255, 0.9);
  font-size: 15px;
}

.ys-btn-white {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 12px;
  padding: 12px 26px;
  font-size: 14px;
  font-weight: 600;
  background: #fff;
  color: var(--ys-primary);
  border: 0;
  transition: all 0.2s ease;
}

.ys-btn-white:hover {
  background: #f0f4ff;
  transform: translateY(-2px);
  box-shadow: 0 12px 24px -8px rgba(15, 23, 42, 0.3);
}

/* ---------- 404 ---------- */

.ys-404 {
  padding: 96px 0;
  text-align: center;
}

.ys-404-code {
  font-size: 96px;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
  background: var(--ys-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.ys-404-title {
  margin-top: 16px;
  font-size: 26px;
  font-weight: 700;
  color: var(--ys-text-dark);
}

.ys-404-desc {
  margin: 12px auto 28px;
  max-width: 420px;
  color: var(--ys-muted);
  font-size: 14px;
}

.ys-404-actions {
  display: flex;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}

/* ---------- Footer ---------- */

.ys-footer {
  background: #0f172a;
  color: #94a3b8;
  padding-top: 56px;
}

.ys-footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 48px;
}

.ys-footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  font-size: 17px;
  font-weight: 800;
}

.ys-footer-logo img {
  width: 36px;
  height: 36px;
  border-radius: 9px;
}

.ys-footer-desc {
  margin-top: 14px;
  font-size: 13px;
  line-height: 1.8;
  color: #64748b;
}

.ys-footer-dl {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 18px;
}

.ys-footer-title {
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 16px;
}

.ys-footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.ys-footer-links a {
  font-size: 13px;
  color: #94a3b8;
  transition: color 0.2s ease;
}

.ys-footer-links a:hover {
  color: #fff;
}

.ys-footer-contact li {
  font-size: 13px;
  color: #94a3b8;
}

.ys-footer-bottom {
  border-top: 1px solid rgba(148, 163, 184, 0.15);
  padding: 20px 0;
}

.ys-footer-bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 12px;
  color: #64748b;
}

.ys-footer-bottom-inner a:hover {
  color: #fff;
}

/* ---------- 页脚友情链接 ---------- */

.ys-footer-friend {
  border-top: 1px solid rgba(148, 163, 184, 0.15);
  padding: 22px 0;
}

.ys-footer-friend-inner {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.ys-footer-friend-label {
  flex-shrink: 0;
  font-size: 13px;
  font-weight: 600;
  color: #94a3b8;
}

.ys-footer-friend-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
}

.ys-footer-friend-list a {
  font-size: 13px;
  color: #64748b;
  transition: color 0.2s ease;
}

.ys-footer-friend-list a:hover {
  color: #fff;
}

/* ---------- 友情链接 ---------- */

.ys-links-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.ys-link-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 16px 18px;
  background: #fff;
  border: 1px solid #f1f5f9;
  border-radius: 12px;
  text-align: center;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.ys-link-item:hover {
  transform: translateY(-3px);
  border-color: rgba(41, 107, 254, 0.25);
  box-shadow: var(--ys-shadow-brand);
}

.ys-link-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--ys-text);
}

.ys-link-url {
  font-size: 12px;
  color: #94a3b8;
  word-break: break-all;
}

/* ---------- 响应式 ---------- */

@media (max-width: 1024px) {
  .ys-apps-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .ys-features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .ys-usercat-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .ys-awards-grid,
  .ys-links-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .ys-news-grid,
  .ys-list-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .ys-footer-grid {
    grid-template-columns: 1fr 1fr 1fr;
    gap: 32px;
  }

  .ys-hero .ys-container {
    flex-direction: column;
  }

  .ys-hero-inner {
    text-align: center;
  }

  .ys-hero-sub {
    margin-left: auto;
    margin-right: auto;
  }

  .ys-hero-dl {
    justify-content: center;
  }

  .ys-hero-trust {
    justify-content: center;
  }

  .ys-float-card-left {
    left: -10px;
  }

  .ys-float-card-right {
    right: -10px;
  }
}

@media (max-width: 768px) {
  .ys-nav,
  .ys-header-dl,
  .ys-header-cta {
    display: none;
  }

  .ys-burger {
    display: flex;
  }

  .ys-mobile-nav .ys-mobile-cta {
    margin-top: 16px;
    padding: 12px 16px;
    text-align: center;
    display: flex;
    justify-content: center;
  }

  .ys-section {
    padding: 48px 0;
  }

  .ys-section-title {
    font-size: 24px;
  }

  .ys-hero {
    padding: 48px 0 40px;
  }

  .ys-hero-title {
    font-size: 32px;
  }

  .ys-hero-sub {
    font-size: 15px;
  }

  .ys-phone {
    width: 260px;
    transform: scale(0.95);
  }

  .ys-apps-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
  }

  .ys-app-icon-box {
    width: 46px;
    height: 46px;
  }

  .ys-app-name {
    font-size: 12px;
  }

  .ys-features-grid,
  .ys-usercat-grid,
  .ys-testimonials-grid,
  .ys-links-grid {
    grid-template-columns: 1fr;
  }

  .ys-stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .ys-news-with-sidebar {
    grid-template-columns: 1fr;
  }

  .ys-news-grid,
  .ys-list-grid {
    grid-template-columns: 1fr;
  }

  .ys-step {
    flex-direction: column;
    gap: 24px;
  }

  .ys-step-reverse {
    flex-direction: column;
  }

  .ys-step-text {
    text-align: center;
  }

  .ys-step-list {
    align-items: center;
  }

  .ys-step-visual {
    min-height: 140px;
  }

  .ys-cta {
    padding: 40px 20px;
  }

  .ys-cta-dl {
    flex-direction: column;
    align-items: center;
  }

  .ys-cta-dl-btn {
    width: 100%;
    max-width: 260px;
  }

  .ys-footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .ys-footer-bottom-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .ys-article-title {
    font-size: 24px;
  }

  .ys-article-pager {
    flex-direction: column;
  }

  .ys-page-download .ys-dl-grid {
    grid-template-columns: 1fr;
  }

  .ys-value-grid,
  .ys-qq-grid,
  .ys-install-grid {
    grid-template-columns: 1fr;
  }

  .ys-install-card {
    padding: 22px 22px 24px 30px;
  }

  .ys-enterprise-box {
    padding: 6px 20px;
  }

  .ys-enterprise-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }

  .ys-enterprise-value {
    text-align: left;
  }

  .ys-cta-banner {
    padding: 32px 20px;
  }

  .ys-cta-banner h2 {
    font-size: 22px;
  }
}

@media (max-width: 480px) {
  .ys-container {
    padding: 0 16px;
  }

  .ys-apps-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
  }

  .ys-app-icon-box {
    width: 42px;
    height: 42px;
    border-radius: 12px;
  }

  .ys-app-icon-box svg {
    width: 18px;
    height: 18px;
  }

  .ys-store-btn {
    min-width: 100%;
  }

  .ys-hero-dl {
    flex-direction: column;
    align-items: stretch;
  }

  .ys-stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  .ys-stat-value {
    font-size: 30px;
  }

  .ys-footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .ys-404-code {
    font-size: 72px;
  }
}