/* ==========================================================================
   安小鹅官网主题样式
   ========================================================================== */

:root {
  --brand: #1fb58f;
  --brand-600: #12a17e;
  --brand-700: #0c7f65;
  --brand-800: #0a6350;
  --brand-900: #0a3e36;
  --mint-50: #f5fcfa;
  --mint-100: #eaf8f3;
  --mint-200: #d5f0e7;
  --accent: #fdcd21;
  --accent-soft: #fff4c7;
  --orange: #f28c45;
  --ink: #132522;
  --body: #4f625e;
  --muted: #788b86;
  --line: #e2eee9;
  --white: #ffffff;
  --shadow-sm: 0 2px 8px rgba(12, 70, 58, 0.05);
  --shadow-md: 0 14px 34px rgba(12, 70, 58, 0.08);
  --shadow-lg: 0 28px 70px rgba(12, 70, 58, 0.14);
  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 24px;
  --container: 1200px;
  --header-h: 76px;
  --font: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Hiragino Sans GB",
    "Source Han Sans CN", system-ui, -apple-system, "Segoe UI", sans-serif;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.7;
  color: var(--body);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a {
  color: var(--brand-700);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--brand);
}

h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0 0 0.6em;
  color: var(--ink);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.01em;
}

h1 {
  font-size: clamp(34px, 4.4vw, 56px);
  line-height: 1.18;
  letter-spacing: -0.025em;
}

h2 {
  font-size: clamp(26px, 3.1vw, 40px);
  line-height: 1.25;
  letter-spacing: -0.02em;
}

h3 {
  font-size: 21px;
}

h4 {
  font-size: 17px;
}

p {
  margin: 0 0 1em;
}

ul,
ol {
  margin: 0;
  padding: 0;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 96px 0;
}

.section--tight {
  padding: 68px 0;
}

.section--mint {
  background: var(--mint-50);
}

.section--dark {
  background: var(--brand-900);
  color: #cfe6df;
}

.section--dark h2,
.section--dark h3,
.section--dark h4 {
  color: #fff;
}

.section-head {
  max-width: 720px;
  margin: 0 auto 52px;
  text-align: center;
}

.section-head--left {
  margin-left: 0;
  text-align: left;
}

.section-head p {
  margin: 14px 0 0;
  font-size: 17px;
  color: var(--body);
}

.section--dark .section-head p {
  color: #a9cbc2;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  padding: 6px 14px;
  border-radius: 999px;
  background: var(--mint-100);
  color: var(--brand-700);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--brand);
}

.section--dark .eyebrow {
  background: rgba(255, 255, 255, 0.08);
  color: #9ee6d2;
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-family: inherit;
  font-size: 15px;
  font-weight: 600;
  line-height: 1;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease,
    border-color 0.2s ease, color 0.2s ease;
  white-space: nowrap;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

.btn svg {
  width: 18px;
  height: 18px;
}

.btn-primary {
  background: var(--brand);
  color: #fff;
  box-shadow: 0 10px 24px rgba(31, 181, 143, 0.28);
}

.btn-primary:hover {
  background: var(--brand-600);
  color: #fff;
  box-shadow: 0 14px 30px rgba(31, 181, 143, 0.34);
}

.btn-dark {
  background: var(--brand-900);
  color: #fff;
}

.btn-dark:hover {
  background: var(--brand-800);
  color: #fff;
}

.btn-outline {
  border-color: var(--line);
  background: #fff;
  color: var(--ink);
}

.btn-outline:hover {
  border-color: var(--brand);
  color: var(--brand-700);
}

.btn-ghost {
  background: transparent;
  color: var(--ink);
  padding: 0 12px;
}

.btn-ghost:hover {
  color: var(--brand-700);
}

.btn-light {
  background: #fff;
  color: var(--brand-800);
}

.btn-light:hover {
  color: var(--brand-900);
  background: var(--mint-100);
}

.btn-sm {
  min-height: 38px;
  padding: 0 16px;
  font-size: 14px;
}

.btn-lg {
  min-height: 54px;
  padding: 0 28px;
  font-size: 16px;
}

.btn-block {
  width: 100%;
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  font-size: 15px;
  color: var(--brand-700);
}

.link-arrow svg {
  width: 16px;
  height: 16px;
  transition: transform 0.2s ease;
}

.link-arrow:hover svg {
  transform: translateX(3px);
}

/* ---------- 顶部导航 ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: box-shadow 0.25s ease, border-color 0.25s ease;
}

.site-header.is-scrolled {
  border-bottom-color: var(--line);
  box-shadow: 0 6px 24px rgba(10, 62, 54, 0.05);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 28px;
  height: var(--header-h);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  flex: none;
  color: var(--ink);
}

.brand:hover {
  color: var(--ink);
}

.brand img {
  width: 42px;
  height: 42px;
  border-radius: 50%;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.brand-text strong {
  font-size: 19px;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.brand-text em {
  font-style: normal;
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.08em;
  margin-top: 3px;
}

.main-nav {
  flex: 1;
}

.main-nav ul {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
}

.main-nav > ul > li {
  position: relative;
}

.main-nav a {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 9px 12px;
  border-radius: 9px;
  color: var(--ink);
  font-size: 15px;
  font-weight: 500;
}

.main-nav a:hover,
.main-nav .current-menu-item > a {
  background: var(--mint-50);
  color: var(--brand-700);
}

.main-nav .menu-arrow {
  width: 14px;
  height: 14px;
  transition: transform 0.2s ease;
}

.has-menu:hover .menu-arrow {
  transform: rotate(180deg);
}

.dropdown {
  position: absolute;
  top: calc(100% + 10px);
  left: 50%;
  width: 560px;
  padding: 16px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translate(-50%, 8px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
}

.has-menu:hover .dropdown,
.has-menu:focus-within .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0);
}

.dropdown-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}

.dropdown a {
  display: flex;
  gap: 10px;
  padding: 11px 12px;
  border-radius: 10px;
  color: var(--ink);
  font-size: 14px;
  font-weight: 600;
}

.dropdown a span {
  display: block;
  margin-top: 2px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 400;
}

.dropdown a:hover {
  background: var(--mint-50);
}

.dropdown .dd-icon {
  flex: none;
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 9px;
  background: var(--mint-100);
  color: var(--brand-700);
}

.dropdown .dd-icon svg {
  width: 18px;
  height: 18px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: none;
}

.header-phone {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--ink);
  font-weight: 600;
  font-size: 14px;
}

.header-phone svg {
  width: 17px;
  height: 17px;
  color: var(--brand);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  cursor: pointer;
  color: var(--ink);
}

.nav-toggle svg {
  width: 22px;
  height: 22px;
  margin: auto;
}

.mobile-nav {
  display: none;
}

/* ---------- 首页 Hero ---------- */
.hero {
  position: relative;
  overflow: hidden;
  padding: 72px 0 84px;
  background: linear-gradient(180deg, #f4fcf9 0%, #ffffff 78%);
}

.hero::before {
  content: "";
  position: absolute;
  top: -220px;
  right: -180px;
  width: 620px;
  height: 620px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(31, 181, 143, 0.16), rgba(31, 181, 143, 0) 68%);
  pointer-events: none;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(10, 62, 54, 0.09) 1px, transparent 1px);
  background-size: 26px 26px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.5), transparent 55%);
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.5), transparent 55%);
  pointer-events: none;
}

.hero .container {
  position: relative;
  z-index: 1;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 56px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 22px;
  padding: 7px 14px 7px 7px;
  border: 1px solid var(--mint-200);
  border-radius: 999px;
  background: #fff;
  color: var(--brand-800);
  font-size: 13px;
  font-weight: 600;
  box-shadow: var(--shadow-sm);
}

.hero-badge b {
  display: inline-flex;
  align-items: center;
  padding: 3px 9px;
  border-radius: 999px;
  background: var(--brand);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
}

.hero h1 {
  margin-bottom: 20px;
  font-size: clamp(32px, 3.4vw, 44px);
}

.hero-sub,
.page-hero p.lead {
  text-wrap: pretty;
}

.hero h1 .hl {
  position: relative;
  display: inline-block;
  color: var(--brand-700);
  z-index: 0;
}

.hero h1 .hl::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 4px;
  height: 12px;
  border-radius: 6px;
  background: rgba(253, 205, 33, 0.55);
  z-index: -1;
}

.hero-sub {
  max-width: 540px;
  margin-bottom: 30px;
  font-size: 17px;
  line-height: 1.85;
  color: var(--body);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 28px;
}

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  list-style: none;
  font-size: 14px;
  color: var(--body);
}

.hero-points li {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.hero-points svg {
  width: 17px;
  height: 17px;
  color: var(--brand);
}

/* 产品界面示意 */
.hero-visual {
  position: relative;
  padding: 10px 0 26px;
}

.app-window {
  position: relative;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  transform: perspective(1200px) rotateY(-3deg) rotateX(1deg);
}

.app-bar {
  display: flex;
  align-items: center;
  gap: 7px;
  height: 38px;
  padding: 0 14px;
  background: #f8fbfa;
  border-bottom: 1px solid var(--line);
}

.app-bar i {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #dbe8e4;
}

.app-bar i:nth-child(1) {
  background: #ffb3a7;
}

.app-bar i:nth-child(2) {
  background: #ffd98a;
}

.app-bar i:nth-child(3) {
  background: #a9e3bf;
}

.app-bar span {
  margin-left: 8px;
  padding: 3px 10px;
  border-radius: 6px;
  background: #fff;
  border: 1px solid var(--line);
  color: var(--muted);
  font-size: 10px;
}

.app-body {
  display: grid;
  grid-template-columns: 104px 1fr;
  min-height: 380px;
}

.app-side {
  padding: 14px 10px;
  background: var(--brand-900);
  color: #9fc7bd;
}

.app-logo {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 18px;
  color: #fff;
  font-size: 11px;
  font-weight: 700;
}

.app-logo img {
  width: 20px;
  height: 20px;
  border-radius: 50%;
}

.app-menu {
  list-style: none;
  font-size: 10px;
}

.app-menu li {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 7px 8px;
  margin-bottom: 3px;
  border-radius: 6px;
}

.app-menu li.active {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}

.app-menu i {
  width: 6px;
  height: 6px;
  border-radius: 2px;
  background: currentColor;
  opacity: 0.7;
}

.app-main {
  padding: 16px;
  background: #f7fbfa;
}

.app-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 13px;
}

.app-head strong {
  color: var(--ink);
  font-size: 14px;
}

.app-head span {
  padding: 3px 9px;
  border-radius: 999px;
  background: var(--mint-100);
  color: var(--brand-700);
  font-size: 9px;
  font-weight: 600;
}

.app-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-bottom: 12px;
}

.app-stat {
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: #fff;
}

.app-stat small {
  display: block;
  color: var(--muted);
  font-size: 9px;
  margin-bottom: 4px;
}

.app-stat strong {
  color: var(--ink);
  font-size: 18px;
  line-height: 1;
}

.app-stat em {
  font-style: normal;
  font-size: 9px;
  color: var(--brand);
  margin-left: 3px;
}

.app-stat.warn em {
  color: var(--orange);
}

.app-panel {
  padding: 11px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  margin-bottom: 9px;
}

.app-panel-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
  color: var(--ink);
  font-size: 10px;
  font-weight: 600;
}

.app-panel-title span {
  color: var(--muted);
  font-weight: 400;
}

.app-task {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 0;
  border-top: 1px dashed #eef5f3;
  font-size: 9px;
  color: var(--body);
}

.app-task:first-of-type {
  border-top: 0;
}

.task-dot {
  width: 14px;
  height: 14px;
  flex: none;
  border-radius: 4px;
  border: 1.5px solid #cfe4de;
  display: grid;
  place-items: center;
  color: #fff;
}

.task-dot.done {
  background: var(--brand);
  border-color: var(--brand);
}

.task-dot.done::after {
  content: "";
  width: 6px;
  height: 3px;
  border-left: 1.5px solid #fff;
  border-bottom: 1.5px solid #fff;
  transform: rotate(-45deg) translateY(-1px);
}

.app-task b {
  margin-left: auto;
  padding: 2px 6px;
  border-radius: 999px;
  background: var(--mint-100);
  color: var(--brand-700);
  font-size: 8px;
  font-weight: 600;
}

.app-task b.warn {
  background: #fff2e8;
  color: #d9772b;
}

.app-progress {
  height: 6px;
  border-radius: 999px;
  background: #edf6f3;
  overflow: hidden;
}

.app-progress i {
  display: block;
  width: 78%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--brand), #4fd3ae);
}

/* 悬浮手机 */
.phone-float {
  position: absolute;
  right: -14px;
  bottom: -6px;
  width: 168px;
  padding: 8px;
  border-radius: 26px;
  background: #102c27;
  box-shadow: var(--shadow-lg);
  transform: rotate(3deg);
}

.phone-screen {
  border-radius: 20px;
  background: #f4fbf8;
  padding: 12px 11px 13px;
  overflow: hidden;
}

.phone-notch {
  width: 44px;
  height: 4px;
  margin: 0 auto 10px;
  border-radius: 999px;
  background: #d7e9e3;
}

.phone-screen h5 {
  margin: 0 0 8px;
  font-size: 10px;
  color: var(--ink);
}

.phone-card {
  padding: 8px;
  border-radius: 8px;
  background: #fff;
  border: 1px solid var(--line);
  margin-bottom: 6px;
}

.phone-card small {
  display: block;
  color: var(--muted);
  font-size: 7px;
  margin-bottom: 2px;
}

.phone-card p {
  margin: 0;
  color: var(--ink);
  font-size: 9px;
  font-weight: 600;
}

.phone-card .pill {
  display: inline-block;
  margin-top: 4px;
  padding: 1px 5px;
  border-radius: 999px;
  background: var(--mint-100);
  color: var(--brand-700);
  font-size: 7px;
}

.phone-add {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 7px;
  border-radius: 8px;
  background: var(--brand);
  color: #fff;
  font-size: 8px;
  font-weight: 600;
}

.hero-note {
  position: absolute;
  left: -18px;
  top: 34px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 13px;
  border-radius: 12px;
  background: #fff;
  box-shadow: var(--shadow-md);
  font-size: 11px;
  font-weight: 600;
  color: var(--ink);
}

.hero-note i {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 8px;
  background: var(--accent-soft);
  color: #a97c00;
}

.hero-note i svg {
  width: 15px;
  height: 15px;
}

/* ---------- 信任条 ---------- */
.trust-strip {
  padding: 22px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: #fff;
}

.trust-strip .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.trust-strip p {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
}

.trust-items {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 30px;
  list-style: none;
}

.trust-items li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--ink);
  font-size: 14px;
  font-weight: 600;
}

.trust-items svg {
  width: 18px;
  height: 18px;
  color: var(--brand);
}

/* ---------- 功能卡片 ---------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.feature-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 28px 24px 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--mint-200);
  box-shadow: var(--shadow-md);
}

.icon-box {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  margin-bottom: 18px;
  border-radius: 14px;
  background: var(--mint-100);
  color: var(--brand-700);
}

.icon-box svg {
  width: 26px;
  height: 26px;
}

.feature-card h3 {
  margin-bottom: 8px;
  font-size: 18px;
}

.feature-card p {
  margin-bottom: 18px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--body);
}

.feature-card .link-arrow {
  margin-top: auto;
  font-size: 14px;
}

/* ---------- 闭环流程 ---------- */
.flow {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  counter-reset: flow;
}

.flow::before {
  content: "";
  position: absolute;
  top: 34px;
  left: 8%;
  right: 8%;
  height: 2px;
  background: linear-gradient(90deg, var(--mint-200), var(--brand), var(--mint-200));
  z-index: 0;
}

.flow-step {
  position: relative;
  z-index: 1;
  text-align: center;
}

.flow-num {
  display: grid;
  place-items: center;
  width: 68px;
  height: 68px;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: #fff;
  border: 1px solid var(--mint-200);
  color: var(--brand-700);
  box-shadow: var(--shadow-sm);
}

.flow-num svg {
  width: 28px;
  height: 28px;
}

.flow-step h4 {
  margin-bottom: 5px;
  font-size: 16px;
}

.flow-step p {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
}

/* ---------- 双端 ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 64px;
}

.split--reverse .split-visual {
  order: 2;
}

.split h2 {
  margin-bottom: 16px;
}

.split-lead {
  margin-bottom: 26px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--body);
}

.check-list {
  list-style: none;
  display: grid;
  gap: 14px;
  margin-bottom: 28px;
}

.check-list li {
  position: relative;
  padding-left: 30px;
  font-size: 15px;
  color: var(--body);
}

.check-list li strong {
  display: block;
  margin-bottom: 1px;
  color: var(--ink);
  font-size: 15px;
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  width: 19px;
  height: 19px;
  border-radius: 50%;
  background: var(--brand);
}

.check-list li::after {
  content: "";
  position: absolute;
  left: 6px;
  top: 9px;
  width: 7px;
  height: 4px;
  border-left: 2px solid #fff;
  border-bottom: 2px solid #fff;
  transform: rotate(-45deg);
}

.device-stage {
  position: relative;
  padding: 32px;
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, var(--mint-100), #f7fdfb);
  border: 1px solid var(--mint-200);
}

.device-stage .phone-float {
  right: 18px;
  bottom: 12px;
  transform: rotate(2deg);
}

.device-stage .app-window {
  transform: none;
  box-shadow: var(--shadow-md);
}

.mini-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 11px;
  border-radius: 999px;
  background: #fff;
  color: var(--brand-700);
  font-size: 11px;
  font-weight: 600;
  box-shadow: var(--shadow-sm);
}

.mini-badge svg {
  width: 14px;
  height: 14px;
}

/* ---------- 行业方案 ---------- */
.industry-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 14px;
}

.industry-card {
  display: flex;
  flex-direction: column;
  padding: 22px 18px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.industry-card:hover {
  transform: translateY(-3px);
  border-color: var(--mint-200);
  box-shadow: var(--shadow-sm);
}

.industry-icon {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  margin-bottom: 14px;
  border-radius: 12px;
  background: var(--mint-50);
  color: var(--brand-700);
}

.industry-icon svg {
  width: 22px;
  height: 22px;
}

.industry-card h3 {
  margin-bottom: 4px;
  font-size: 15px;
}

.industry-card p {
  margin: 0;
  font-size: 12px;
  line-height: 1.6;
  color: var(--muted);
}

.industry-foot {
  display: flex;
  justify-content: center;
  margin-top: 34px;
}

/* ---------- 模板与知识 ---------- */
.content-cols {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 28px;
}

.panel {
  padding: 32px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: #fff;
}

.panel--mint {
  background: var(--mint-50);
}

.panel-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 22px;
}

.panel-head h3 {
  margin-bottom: 4px;
  font-size: 21px;
}

.panel-head p {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
}

.template-list {
  list-style: none;
  display: grid;
  gap: 10px;
}

.template-list a {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 13px 15px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  color: var(--ink);
  font-size: 14px;
  font-weight: 600;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.template-list a:hover {
  border-color: var(--brand);
  transform: translateX(3px);
}

.template-list .t-icon {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  flex: none;
  border-radius: 9px;
  background: var(--mint-100);
  color: var(--brand-700);
}

.template-list .t-icon svg {
  width: 18px;
  height: 18px;
}

.template-list small {
  display: block;
  margin-top: 1px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 400;
}

.template-list .t-arrow {
  margin-left: auto;
  color: var(--muted);
}

.template-list .t-arrow svg {
  width: 15px;
  height: 15px;
}

.article-list {
  list-style: none;
  display: grid;
  gap: 18px;
}

.article-list li {
  padding-bottom: 18px;
  border-bottom: 1px dashed var(--line);
}

.article-list li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.article-list a {
  color: var(--ink);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.55;
}

.article-list a:hover {
  color: var(--brand-700);
}

.article-meta {
  margin-top: 5px;
  font-size: 12px;
  color: var(--muted);
}

/* ---------- 安全与合规 ---------- */
.security-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.security-item {
  padding: 24px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.security-item svg {
  width: 26px;
  height: 26px;
  margin-bottom: 12px;
  color: #62d9bb;
}

.security-item h4 {
  margin-bottom: 6px;
  font-size: 16px;
}

.security-item p {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: #a9cbc2;
}

/* ---------- CTA ---------- */
.cta-band {
  position: relative;
  overflow: hidden;
  padding: 68px 0;
  background: linear-gradient(120deg, var(--brand-900), #0d5a4b);
}

.cta-band::before {
  content: "";
  position: absolute;
  right: -80px;
  top: -120px;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  border: 60px solid rgba(255, 255, 255, 0.05);
}

.cta-band::after {
  content: "";
  position: absolute;
  left: 8%;
  bottom: -150px;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(253, 205, 33, 0.18), transparent 66%);
}

.cta-inner {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 36px;
}

.cta-inner h2 {
  margin-bottom: 10px;
  color: #fff;
}

.cta-inner p {
  margin: 0;
  color: #b9d8d0;
  font-size: 15px;
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  flex: none;
}

/* ---------- FAQ ---------- */
.faq-list {
  max-width: 860px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--line);
}

.faq-item:first-child {
  border-top: 1px solid var(--line);
}

.faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  width: 100%;
  padding: 21px 4px;
  border: 0;
  background: none;
  font-family: inherit;
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  text-align: left;
  cursor: pointer;
}

.faq-q svg {
  width: 20px;
  height: 20px;
  flex: none;
  color: var(--brand);
  transition: transform 0.25s ease;
}

.faq-item.open .faq-q svg {
  transform: rotate(45deg);
}

.faq-a {
  display: none;
  padding: 0 44px 22px 4px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--body);
}

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

/* ---------- 页脚 ---------- */
.site-footer {
  padding: 66px 0 0;
  background: #082a25;
  color: #94b8af;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.15fr;
  gap: 44px;
  padding-bottom: 46px;
}

.footer-brand .brand {
  margin-bottom: 16px;
}

.footer-brand .brand-text strong {
  color: #fff;
}

.footer-brand .brand-text em {
  color: #7fa69d;
}

.footer-brand p {
  max-width: 290px;
  margin-bottom: 20px;
  font-size: 13px;
  line-height: 1.8;
  color: #8aa9a1;
}

.footer-qrs {
  display: flex;
  gap: 14px;
}

.qr-item {
  text-align: center;
}

.qr-item img,
.qr-item .qr-placeholder {
  width: 88px;
  height: 88px;
  border-radius: 10px;
  background: #fff;
  object-fit: cover;
}

.qr-item span {
  display: block;
  margin-top: 6px;
  font-size: 11px;
  color: #8aa9a1;
}

.footer-col h4 {
  margin-bottom: 16px;
  color: #fff;
  font-size: 14px;
  font-weight: 600;
}

.footer-col ul {
  list-style: none;
  display: grid;
  gap: 10px;
}

.footer-col a {
  color: #9db8b1;
  font-size: 13px;
}

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

.footer-contact li {
  display: flex;
  gap: 9px;
  color: #9db8b1;
  font-size: 13px;
  line-height: 1.6;
}

.footer-contact svg {
  width: 16px;
  height: 16px;
  flex: none;
  margin-top: 2px;
  color: #4fcbae;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding: 20px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 12px;
  color: #6f918a;
}

.footer-bottom p {
  margin: 0;
}

.footer-bottom a {
  color: #6f918a;
}

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

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

/* ---------- 内页通用 ---------- */
.page-hero {
  position: relative;
  overflow: hidden;
  padding: 58px 0 68px;
  background: linear-gradient(180deg, #f2fbf8, #fff);
  border-bottom: 1px solid var(--mint-100);
}

.page-hero::after {
  content: "";
  position: absolute;
  right: -120px;
  top: -160px;
  width: 460px;
  height: 460px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(31, 181, 143, 0.13), transparent 68%);
}

.page-hero .container {
  position: relative;
  z-index: 1;
}

.page-hero--split {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 52px;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 7px;
  margin-bottom: 20px;
  font-size: 13px;
  color: var(--muted);
  list-style: none;
}

.breadcrumb a {
  color: var(--muted);
}

.breadcrumb a:hover {
  color: var(--brand-700);
}

.breadcrumb li + li::before {
  content: "/";
  margin-right: 7px;
  color: #c3d4cf;
}

.page-hero h1 {
  margin-bottom: 16px;
  font-size: clamp(30px, 3.6vw, 46px);
  text-wrap: balance;
}

.page-hero p.lead {
  max-width: 560px;
  margin-bottom: 26px;
  font-size: 16px;
  line-height: 1.85;
}

.page-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-hero-media {
  position: relative;
}

.page-hero-media .app-window {
  transform: none;
}

.page-hero-media .phone-float {
  right: -10px;
  bottom: -24px;
  width: 150px;
}

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

.audience-card {
  padding: 26px 24px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
}

.audience-card h3 {
  margin-bottom: 6px;
  font-size: 17px;
}

.audience-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--body);
}

.pain-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.pain-item {
  display: flex;
  gap: 14px;
  padding: 20px;
  border-radius: 12px;
  background: #fff;
  border: 1px solid var(--line);
}

.pain-item .p-icon {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  flex: none;
  border-radius: 10px;
  background: #fff4e9;
  color: var(--orange);
}

.pain-item .p-icon svg {
  width: 19px;
  height: 19px;
}

.pain-item h4 {
  margin-bottom: 3px;
  font-size: 15px;
}

.pain-item p {
  margin: 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--muted);
}

.steps {
  display: grid;
  gap: 0;
  counter-reset: step;
}

.step-row {
  display: grid;
  grid-template-columns: 70px 1fr;
  gap: 24px;
  padding: 26px 0;
  border-top: 1px solid var(--line);
}

.step-row:first-child {
  border-top: 0;
  padding-top: 0;
}

.step-row:last-child {
  padding-bottom: 0;
}

.step-idx {
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  border-radius: 14px;
  background: var(--mint-100);
  color: var(--brand-700);
  font-size: 18px;
  font-weight: 800;
}

.step-row h3 {
  margin-bottom: 6px;
  font-size: 18px;
}

.step-row p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--body);
}

.feature-detail-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.feature-detail {
  padding: 24px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: #fff;
}

.feature-detail .icon-box {
  width: 44px;
  height: 44px;
  margin-bottom: 14px;
  border-radius: 11px;
}

.feature-detail .icon-box svg {
  width: 22px;
  height: 22px;
}

.feature-detail h4 {
  margin-bottom: 5px;
  font-size: 15px;
}

.feature-detail p {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.shot-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}

.shot {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  box-shadow: var(--shadow-sm);
}

.shot img {
  width: 100%;
}

.shot figcaption {
  padding: 12px 16px;
  font-size: 13px;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

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

.related-card {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  color: var(--ink);
  font-weight: 600;
  font-size: 15px;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.related-card span {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  font-weight: 400;
  color: var(--muted);
}

.related-card:hover {
  border-color: var(--brand);
  transform: translateY(-2px);
  color: var(--brand-700);
}

/* 行业页 */
.risk-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.risk-card {
  padding: 22px;
  border-radius: 14px;
  background: #fff;
  border: 1px solid var(--line);
}

.risk-card .risk-no {
  display: inline-block;
  margin-bottom: 12px;
  padding: 2px 9px;
  border-radius: 999px;
  background: #fff4e9;
  color: #cf7726;
  font-size: 11px;
  font-weight: 700;
}

.risk-card h4 {
  margin-bottom: 5px;
  font-size: 15px;
}

.risk-card p {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
}

.check-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  min-width: 640px;
}

.check-table th {
  padding: 14px 18px;
  background: var(--mint-50);
  color: var(--ink);
  font-weight: 600;
  text-align: left;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

.check-table td {
  padding: 14px 18px;
  border-bottom: 1px solid #f0f7f4;
  color: var(--body);
  vertical-align: top;
}

.check-table tr:last-child td {
  border-bottom: 0;
}

.check-table td:first-child {
  color: var(--ink);
  font-weight: 600;
  white-space: nowrap;
}

.tag {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 999px;
  background: var(--mint-100);
  color: var(--brand-700);
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
}

.tag--warn {
  background: #fff2e8;
  color: #cf7726;
}

/* ---------- 表单 ---------- */
.form-shell {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 40px;
  align-items: start;
}

.form-card {
  padding: 36px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: #fff;
  box-shadow: var(--shadow-md);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.field {
  margin-bottom: 18px;
}

.field label {
  display: block;
  margin-bottom: 7px;
  color: var(--ink);
  font-size: 14px;
  font-weight: 600;
}

.field label .req {
  color: #e4572e;
  margin-left: 2px;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fbfdfc;
  font-family: inherit;
  font-size: 15px;
  color: var(--ink);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.field textarea {
  min-height: 110px;
  resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--brand);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(31, 181, 143, 0.13);
}

.form-hint {
  margin: 14px 0 0;
  font-size: 12px;
  line-height: 1.7;
  color: var(--muted);
}

.form-hint a {
  text-decoration: underline;
}

.form-msg {
  margin-bottom: 18px;
  padding: 12px 15px;
  border-radius: 10px;
  font-size: 14px;
}

.form-msg--ok {
  background: var(--mint-100);
  color: var(--brand-800);
}

.form-msg--err {
  background: #fff0ec;
  color: #b8422a;
}

.hp-field {
  position: absolute !important;
  left: -9999px !important;
  opacity: 0 !important;
  height: 0 !important;
  width: 0 !important;
  overflow: hidden !important;
}

.demo-side {
  padding: 32px;
  border-radius: var(--radius-lg);
  background: var(--mint-50);
  border: 1px solid var(--mint-100);
}

.demo-side h2 {
  font-size: 24px;
  margin-bottom: 10px;
}

.demo-side > p {
  font-size: 14px;
  line-height: 1.8;
}

.demo-points {
  list-style: none;
  display: grid;
  gap: 12px;
  margin: 22px 0 26px;
}

.demo-points li {
  display: flex;
  gap: 10px;
  font-size: 14px;
  color: var(--ink);
}

.demo-points svg {
  width: 19px;
  height: 19px;
  flex: none;
  margin-top: 2px;
  color: var(--brand);
}

.demo-contact {
  padding-top: 22px;
  border-top: 1px dashed var(--mint-200);
}

.demo-contact p {
  margin-bottom: 6px;
  font-size: 13px;
  color: var(--muted);
}

.demo-contact strong {
  display: block;
  color: var(--ink);
  font-size: 22px;
  letter-spacing: 0.01em;
}

/* ---------- 文章 ---------- */
.article-wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 48px;
  align-items: start;
}

.prose {
  font-size: 16px;
  line-height: 1.95;
  color: #3c4f4b;
}

.prose h2 {
  margin: 42px 0 16px;
  font-size: 26px;
}

.prose h3 {
  margin: 30px 0 12px;
  font-size: 20px;
}

.prose p {
  margin-bottom: 18px;
}

.prose ul,
.prose ol {
  margin: 0 0 20px;
  padding-left: 22px;
}

.prose li {
  margin-bottom: 8px;
}

.prose blockquote {
  margin: 24px 0;
  padding: 18px 22px;
  border-left: 4px solid var(--brand);
  border-radius: 0 10px 10px 0;
  background: var(--mint-50);
  color: #35514b;
}

.prose table {
  width: 100%;
  border-collapse: collapse;
  margin: 22px 0;
  font-size: 14px;
}

.prose th,
.prose td {
  padding: 11px 14px;
  border: 1px solid var(--line);
  text-align: left;
}

.prose th {
  background: var(--mint-50);
}

.prose img {
  border-radius: 12px;
  margin: 22px 0;
}

.side-card {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  margin-bottom: 18px;
}

.side-card h3 {
  font-size: 16px;
  margin-bottom: 12px;
}

.side-card ul {
  list-style: none;
  display: grid;
  gap: 10px;
}

.side-card a {
  font-size: 13px;
  color: var(--body);
}

.side-card a:hover {
  color: var(--brand-700);
}

.side-card--cta {
  background: var(--brand-900);
  border-color: transparent;
}

.side-card--cta h3 {
  color: #fff;
}

.side-card--cta p {
  font-size: 13px;
  color: #a9cbc2;
}

/* ---------- 404 ---------- */
.error-page {
  padding: 100px 0 120px;
  text-align: center;
}

.error-code {
  font-size: 120px;
  font-weight: 800;
  line-height: 1;
  color: var(--mint-200);
  letter-spacing: -0.04em;
}

.error-page h1 {
  margin: 10px 0 12px;
  font-size: 32px;
}

.error-page p {
  max-width: 440px;
  margin: 0 auto 28px;
  color: var(--body);
}

/* ---------- 动效 ---------- */
.js .reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.js .reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .js .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .btn:hover,
  .feature-card:hover,
  .industry-card:hover {
    transform: none;
  }
}

/* ---------- 响应式 ---------- */
@media (max-width: 1080px) {
  .header-phone {
    display: none;
  }

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

  .industry-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

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

  .hero-grid,
  .page-hero--split {
    gap: 36px;
  }

  .dropdown {
    width: 460px;
  }
}

@media (max-width: 900px) {
  :root {
    --header-h: 66px;
  }

  .section {
    padding: 68px 0;
  }

  .section--tight {
    padding: 52px 0;
  }

  .main-nav,
  .header-actions .btn-ghost {
    display: none;
  }

  .header-actions {
    margin-left: auto;
  }

  .nav-toggle {
    display: block;
  }

  .mobile-nav {
    display: block;
    position: fixed;
    inset: var(--header-h) 0 0;
    z-index: 80;
    padding: 18px 24px 40px;
    background: #fff;
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform 0.28s ease;
  }

  .mobile-nav.is-open {
    transform: none;
  }

  .mobile-nav ul {
    list-style: none;
  }

  .mobile-nav > ul > li {
    border-bottom: 1px solid var(--line);
  }

  .mobile-nav > ul > li > a {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 2px;
    color: var(--ink);
    font-size: 16px;
    font-weight: 600;
  }

  .mobile-nav .sub-menu {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px;
    padding: 0 0 14px;
    list-style: none;
  }

  .mobile-nav .sub-menu a {
    display: block;
    padding: 9px 10px;
    border-radius: 8px;
    background: var(--mint-50);
    color: var(--body);
    font-size: 13px;
  }

  .mobile-actions {
    display: grid;
    gap: 10px;
    margin-top: 22px;
  }

  body.nav-open {
    overflow: hidden;
  }

  .hero {
    padding: 48px 0 64px;
  }

  .hero-grid,
  .page-hero--split {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    margin-top: 14px;
    max-width: 560px;
  }

  .hero h1 {
    font-size: clamp(30px, 7vw, 42px);
  }

  .hero-sub {
    font-size: 16px;
  }

  .app-window {
    transform: none;
  }

  .phone-float {
    width: 140px;
    right: 0;
  }

  .hero-note {
    display: none;
  }

  .flow {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .flow::before {
    top: 20px;
    bottom: 20px;
    left: 33px;
    right: auto;
    width: 2px;
    height: auto;
    background: linear-gradient(180deg, var(--mint-200), var(--brand), var(--mint-200));
  }

  .flow-step {
    display: grid;
    grid-template-columns: 68px 1fr;
    gap: 16px;
    text-align: left;
    padding-bottom: 24px;
  }

  .flow-num {
    margin: 0;
  }

  .flow-step:last-child {
    padding-bottom: 0;
  }

  .flow-step h4 {
    margin-top: 8px;
  }

  .split {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .split--reverse .split-visual {
    order: 0;
  }

  .content-cols {
    grid-template-columns: 1fr;
  }

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

  .audience-grid,
  .feature-detail-grid {
    grid-template-columns: 1fr 1fr;
  }

  .risk-grid {
    grid-template-columns: 1fr 1fr;
  }

  .shot-grid {
    grid-template-columns: 1fr;
  }

  .cta-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 24px;
  }

  .form-shell {
    grid-template-columns: 1fr;
  }

  .form-card {
    padding: 26px 22px;
  }

  .article-wrap {
    grid-template-columns: 1fr;
    gap: 32px;
  }

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

  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 600px) {
  .container {
    padding: 0 18px;
  }

  .section {
    padding: 56px 0;
  }

  .section-head {
    margin-bottom: 36px;
  }

  .card-grid,
  .audience-grid,
  .feature-detail-grid,
  .risk-grid,
  .security-grid,
  .related-grid {
    grid-template-columns: 1fr;
  }

  .pain-grid {
    grid-template-columns: 1fr;
  }

  .industry-grid {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .industry-card {
    padding: 16px 14px;
  }

  .industry-card p {
    display: none;
  }

  .btn-lg,
  .hero-actions .btn {
    width: 100%;
  }

  .hero-actions {
    gap: 10px;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }

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

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }

  .phone-float {
    width: 118px;
    border-radius: 20px;
  }

  .phone-screen {
    border-radius: 15px;
    padding: 9px 8px 10px;
  }

  .app-body {
    grid-template-columns: 1fr;
    min-height: 0;
  }

  .app-side {
    display: none;
  }

  .app-stats {
    grid-template-columns: repeat(3, 1fr);
  }

  .trust-strip .container {
    justify-content: center;
    text-align: center;
  }

  .trust-items {
    justify-content: center;
    gap: 10px 18px;
  }

  .cta-actions .btn {
    width: 100%;
  }

  .step-row {
    grid-template-columns: 48px 1fr;
    gap: 16px;
  }

  .step-idx {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    font-size: 16px;
  }

  .error-code {
    font-size: 88px;
  }

  .article-wrap {
    font-size: 15px;
  }
}

/* ---------- 补充组件 ---------- */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 999;
  padding: 10px 16px;
  background: var(--brand-900);
  color: #fff;
  border-radius: 0 0 8px 0;
}

.skip-link:focus {
  left: 0;
  color: #fff;
}

.qr-placeholder {
  display: grid;
  place-items: center;
  width: 88px;
  height: 88px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px dashed rgba(255, 255, 255, 0.22);
  color: #6f918a;
}

.qr-placeholder svg {
  width: 28px;
  height: 28px;
}

.industry-photo {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--line);
}

.industry-photo img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.industry-visual {
  position: relative;
  overflow: hidden;
  padding: 26px;
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, #0c5c4d, #0a3e36 68%);
  color: #d7f0e8;
  box-shadow: var(--shadow-lg);
  min-height: 300px;
}

.industry-visual::after {
  content: "";
  position: absolute;
  right: -60px;
  bottom: -80px;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  border: 40px solid rgba(255, 255, 255, 0.06);
}

.iv-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.iv-tag {
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
  font-size: 11px;
  letter-spacing: 0.04em;
}

.iv-name {
  font-size: 12px;
  color: #8fbcb1;
}

.iv-icon {
  display: grid;
  place-items: center;
  width: 78px;
  height: 78px;
  margin: 26px 0 20px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.08);
  color: #6fe0c2;
}

.iv-icon svg {
  width: 40px;
  height: 40px;
}

.iv-list {
  display: grid;
  gap: 10px;
  list-style: none;
  margin-bottom: 22px;
}

.iv-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: #d7f0e8;
}

.iv-list span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  flex: none;
}

.iv-foot {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 12px;
  color: #8fbcb1;
}

.iv-foot svg {
  width: 16px;
  height: 16px;
}

.post-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.post-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  color: var(--ink);
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}

.post-card:hover {
  transform: translateY(-4px);
  border-color: var(--mint-200);
  box-shadow: var(--shadow-md);
  color: var(--ink);
}

.post-thumb {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--mint-100);
}

.post-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.post-thumb--pattern {
  display: grid;
  place-items: center;
  background: linear-gradient(145deg, var(--mint-100), #d8f2e9);
  color: var(--brand-700);
}

.post-thumb--pattern svg {
  width: 44px;
  height: 44px;
}

.post-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 22px;
}

.post-cat {
  display: inline-block;
  align-self: flex-start;
  margin-bottom: 10px;
  padding: 2px 9px;
  border-radius: 999px;
  background: var(--mint-100);
  color: var(--brand-700);
  font-size: 11px;
  font-weight: 600;
}

.post-body h2 {
  margin-bottom: 8px;
  font-size: 18px;
  line-height: 1.5;
}

.post-body p {
  margin-bottom: 16px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.post-body .link-arrow {
  margin-top: auto;
  font-size: 13px;
}

.pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 42px;
}

.pagination .page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--ink);
  font-size: 14px;
}

.pagination .page-numbers.current,
.pagination .page-numbers:hover {
  border-color: var(--brand);
  background: var(--brand);
  color: #fff;
}

@media (max-width: 1200px) {
  .header-trial {
    display: none;
  }
}

@media (max-width: 900px) {
  .post-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 600px) {
  .post-grid {
    grid-template-columns: 1fr;
  }
}