/* ============================================
   Zhijian Style - Content Commerce AI Platform
   Static Website Styles
   ============================================ */

/* --- CSS Variables / Design Tokens --- */
:root {
  --theme-primary: #4538e7;
  --theme-primary-hover: #3e32d0;
  --theme-primary-active: #392ebd;
  --theme-primary-linear: linear-gradient(to right, #6358eb, #3f34d5);
  --theme-green: #35bd7c;
  --theme-green-linear: linear-gradient(to right, #00b09b, #96c93d);
  --bg-dark: #000;
  --bg-card: hsla(0, 0%, 100%, 0.06);
  --bg-card-hover: hsla(0, 0%, 100%, 0.1);
  --text-primary: #fff;
  --text-secondary: hsla(0, 0%, 100%, 0.6);
  --text-tertiary: hsla(0, 0%, 100%, 0.5);
  --text-muted: hsla(0, 0%, 100%, 0.4);
  --border-light: hsla(0, 0%, 100%, 0.15);
  --border-subtle: hsla(0, 0%, 100%, 0.08);
  --header-height: 100px;
  --max-width: 1200px;
  --deco-purple: #563bdc;
  --deco-pink: #d81cd3;
  --gradient-cta: linear-gradient(135deg, #6ec9ff, #2577ff 14%, #4b39ff 39%, #f654ff 67%, #fe53ff 82%, #ff8654);
  --gradient-text: linear-gradient(270deg, #ff961d, #fe54ff 19%, #6b7aff 36%, #5698ff 65%, #99fdff 89%, #f9f8ff);
  --gradient-gold: linear-gradient(90deg, #fff2bc 5%, #cd720b);
}

/* --- Reset & Base --- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  background: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  min-width: 1200px;
  padding-bottom: 80px;
}

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

ul, ol {
  list-style: none;
}

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

button {
  cursor: pointer;
  border: none;
  outline: none;
  font-family: inherit;
}

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

/* --- Header --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  display: flex;
  height: var(--header-height);
  background: #000;
}

.header-inner {
  display: flex;
  align-items: center;
  flex: 1;
  width: 100%;
  height: 100%;
  padding: 0 36px;
}

/* Logo */
.header-logo {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: flex-start;
}

.header-logo-wrap {
  display: block;
  height: 50px;
}

.header-logo-wrap img {
  height: 100%;
  width: auto;
  display: block;
}

/* Navigation */
.header-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-left: 50px;
}

.header-nav a {
  display: inline-flex;
  align-items: center;
  margin: 0 6px;
  padding: 0 12px;
  height: 70px;
  line-height: 70px;
  font-size: 18px;
  font-weight: 600;
  color: hsla(0, 0%, 100%, 0.5);
  transition: color 0.2s;
  position: relative;
  border-bottom: 2px solid transparent;
}

.header-nav a:hover {
  color: #fff;
}

.header-nav a.active {
  color: #fff;
}

.header-nav a.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: #fff;
}

.header-nav a:hover::after {
  display: none;
}

/* Header Actions */
.header-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 20px;
}

/* Link-style button (国际站) */
.btn-link {
  cursor: pointer;
  opacity: 0.5;
  border: none;
  background: none;
  font-size: 18px;
  font-weight: 600;
  color: #fff;
  transition: opacity 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.btn-link:hover {
  opacity: 1;
}

.btn-link .icon-swap {
  font-size: 18px;
}

/* More button (联系我们) */
.btn-more {
  height: 40px;
  min-width: 100px;
  padding: 0 20px;
  border-radius: 20px;
  font-size: 18px;
  font-weight: 600;
  color: #fff;
  background: hsla(0, 0%, 100%, 0.08);
  border: 1px solid hsla(0, 0%, 100%, 0.15);
  transition: background 0.2s;
  cursor: pointer;
}

.btn-more:hover {
  background: hsla(0, 0%, 100%, 0.15);
}

/* Gold gradient border button (登录企业工作台) */
.btn-gold-border {
  --border-width: 2px;
  position: relative;
  z-index: 0;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  border: none;
  border-radius: 22px;
  padding: 10px 24px;
  background: none;
  line-height: 1;
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  height: 40px;
}

.btn-gold-border::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 0;
  border-radius: 22px;
  padding: var(--border-width);
  background: linear-gradient(90deg, #fff2bc 5%, #cd720b);
  -webkit-mask: linear-gradient(#000 0 0) exclude, linear-gradient(#000 0 0) content-box;
  mask: linear-gradient(#000 0 0) exclude, linear-gradient(#000 0 0) content-box;
}

.btn-gold-border:hover {
  opacity: 0.85;
}

/* --- Hero Section --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding-top: var(--header-height);
  background: radial-gradient(ellipse 80% 60% at 50% 40%, rgba(69,56,231,0.3) 0%, transparent 60%),
              radial-gradient(ellipse 60% 50% at 30% 60%, rgba(216,28,211,0.15) 0%, transparent 50%),
              #000;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(ellipse 60% 50% at 50% 40%, rgba(69,56,231,0.15) 0%, transparent 60%);
  opacity: 0.6;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 0 24px;
}

.hero-headline {
  font-size: clamp(40px, 8vh, 72px);
  font-weight: 700;
  letter-spacing: 4px;
  line-height: 1.3;
  margin-bottom: 8px;
  background: linear-gradient(to right in oklab, #6a60ec 0%, #4538e7 52%, #392ebd 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: clamp(20px, 3vh, 28px);
  font-weight: 300;
  color: var(--text-secondary);
  margin-bottom: 32px;
  letter-spacing: 2px;
}

/* --- Tool Type Selector --- */
.tool-types {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 60px;
  margin-bottom: 40px;
  padding: 2px;
  border-radius: 40px;
  background: var(--gradient-text);
}

.tool-types-inner {
  display: flex;
  align-items: center;
  gap: 8px;
  border-radius: 38px;
  background: rgba(255,255,255,0.95);
  padding: 0 15px;
  height: 72px;
  overflow: hidden;
}

.tool-type-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 68px;
  padding: 0 18px;
  color: #000;
  cursor: pointer;
  transition: background 0.2s;
  border-radius: 8px;
  min-width: 70px;
}

.tool-type-item:hover {
  background: rgba(0,0,0,0.04);
}

.tool-type-item .icon {
  width: 32px;
  height: 32px;
  margin-bottom: 4px;
}

.tool-type-item .icon img {
  width: 100%;
  height: 100%;
}

.tool-type-item .label {
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
}

/* --- CTA Button --- */
.btn-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 180px;
  height: 62px;
  padding: 0 48px;
  border-radius: 40px;
  background: var(--gradient-cta);
  color: #fff;
  font-size: 22px;
  font-weight: 600;
  transition: opacity 0.2s;
  letter-spacing: 1px;
}

.btn-cta:hover {
  opacity: 0.85;
}

.btn-cta:active {
  opacity: 0.6;
}

.btn-cta .arrow {
  margin-left: 8px;
  transform: rotate(-45deg);
  font-size: 24px;
}

/* --- Tool Cards Carousel --- */
.tool-carousel-wrap {
  position: relative;
  z-index: 1;
  width: 100%;
  margin-top: 60px;
  mask-image: linear-gradient(90deg, transparent 0%, #fff 15%, #fff 85%, transparent 100%);
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #fff 15%, #fff 85%, transparent 100%);
}

.tool-carousel {
  overflow: hidden;
  width: 100%;
}

.tool-carousel-track {
  display: flex;
  gap: 16px;
  padding: 0 calc(16px / 2);
  width: fit-content;
  animation: scrollX 30s linear infinite;
}

.tool-carousel-track:hover {
  animation-play-state: paused;
}

@keyframes scrollX {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.tool-card {
  flex-shrink: 0;
  width: 200px;
  height: 240px;
  border-radius: 10px;
  background: var(--bg-card);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: background 0.3s;
}

.tool-card:hover {
  background: var(--bg-card-hover);
}

.tool-card img {
  width: auto;
  height: 65%;
  transition: transform 0.3s;
}

.tool-card:hover img {
  transform: scale(1.12);
}

.tool-card .card-tag {
  position: absolute;
  top: 0;
  left: 0;
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 600;
  border-radius: 10px 0 10px 0;
  color: #000;
  background: linear-gradient(176deg, #fe0 2%, #fff67f 96%);
}

.tool-card .card-name {
  font-size: 16px;
  font-weight: 600;
  color: #fff;
}

/* --- Stats Section --- */
.stats-section {
  position: relative;
  padding: 60px 0;
  background: var(--bg-card);
}

.stats-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 40%;
  height: 2px;
  background: linear-gradient(-90deg, transparent, rgba(255,255,255,0.6));
  opacity: 0.6;
}

.stats-section::after {
  content: '';
  position: absolute;
  bottom: 0;
  right: 0;
  width: 30%;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3));
  opacity: 0.3;
}

.stats-grid {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.stat-card {
  flex: 1;
  min-width: 200px;
  max-width: 280px;
  padding: 30px 24px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.stat-label {
  font-size: 18px;
  color: var(--text-tertiary);
  margin-bottom: 12px;
}

.stat-value-row {
  display: flex;
  align-items: flex-end;
}

.stat-number {
  font-size: 52px;
  font-weight: 800;
  line-height: 1;
  color: #fff;
}

.stat-unit {
  font-size: 18px;
  font-weight: 600;
  color: #fff;
  margin-left: 4px;
  margin-bottom: 4px;
}

/* --- Section Title --- */
.section-title {
  font-size: clamp(32px, 5vw, 56px);
  font-weight: 700;
  color: #fff;
  line-height: 1.2;
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: clamp(16px, 2.5vw, 24px);
  font-weight: 300;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* --- Products Section --- */
.products-section {
  position: relative;
  padding: 100px 0;
  overflow: hidden;
}

.products-section .deco-tr {
  position: absolute;
  right: -250px;
  top: -350px;
  width: 734px;
  height: 845px;
  background: var(--deco-purple);
  filter: blur(260px);
  pointer-events: none;
  border-radius: 50%;
}

.products-section .deco-bl-1 {
  position: absolute;
  left: 0;
  bottom: -380px;
  width: 460px;
  height: 1680px;
  background: var(--deco-purple);
  filter: blur(300px);
  pointer-events: none;
  border-radius: 50%;
}

.products-section .deco-bl-2 {
  position: absolute;
  left: -300px;
  bottom: 130px;
  width: 860px;
  height: 1520px;
  background: var(--deco-pink);
  filter: blur(340px);
  pointer-events: none;
  border-radius: 50%;
}

.products-section .section-header {
  position: relative;
  text-align: center;
  margin-bottom: 60px;
}

.product-item {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 80px;
  padding: 60px 0;
  color: #fff;
}

.product-item.reverse {
  flex-direction: row-reverse;
}

.product-item .product-img {
  flex-shrink: 0;
  width: 420px;
  height: 300px;
  border-radius: 20px;
  background: var(--bg-card);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.product-item .product-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-item .product-img .placeholder-icon {
  font-size: 64px;
  opacity: 0.3;
}

.product-item .product-info {
  flex: 1;
  min-width: 0;
}

.product-item .product-title {
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 16px;
}

.product-item .product-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.product-item .product-tab {
  padding: 8px 24px;
  border-radius: 24px;
  font-size: 18px;
  font-weight: 500;
  color: var(--text-tertiary);
  cursor: pointer;
  transition: all 0.2s;
  background: transparent;
}

.product-item .product-tab.active {
  color: #fff;
  font-weight: 600;
  background: rgba(255,255,255,0.1);
}

.product-item .product-tab:hover {
  color: #fff;
}

.product-item .product-desc {
  font-size: 18px;
  font-weight: 300;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 32px;
}

.btn-learn-more {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 32px;
  height: 48px;
  border-radius: 24px;
  background: linear-gradient(270deg, #6534ff, #06f);
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  transition: opacity 0.2s;
}

.btn-learn-more:hover {
  opacity: 0.8;
}

.btn-learn-more .arrow {
  margin-left: 4px;
  font-size: 18px;
  transform: rotate(-45deg);
}

/* --- Scenario Section --- */
.scenario-section {
  position: relative;
  padding: 80px 0 100px;
  overflow: hidden;
}

.scenario-section .deco-bl-1 {
  position: absolute;
  left: 10%;
  bottom: 200px;
  width: 60%;
  height: 1000px;
  background: var(--deco-purple);
  filter: blur(200px);
  pointer-events: none;
  border-radius: 50%;
}

.scenario-section .deco-bl-2 {
  position: absolute;
  left: 25%;
  bottom: -200px;
  width: 70%;
  height: 250px;
  background: var(--deco-pink);
  filter: blur(200px);
  pointer-events: none;
  border-radius: 50%;
}

.scenario-section .section-header {
  position: relative;
  text-align: center;
  margin-bottom: 60px;
}

.scenario-tabs {
  position: relative;
  display: flex;
  border-bottom: 1px solid rgba(255,255,255,0.2);
  margin-bottom: 60px;
}

.scenario-tab {
  flex: 1;
  text-align: center;
  padding: 20px 16px;
  font-size: 20px;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.2s;
  position: relative;
  background: transparent;
}

.scenario-tab.active {
  color: #fff;
}

.scenario-tab.active::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 2px;
  background: #fff;
}

.scenario-tab:hover {
  color: #fff;
}

.scenario-pane {
  display: none;
  gap: 56px;
  align-items: flex-start;
}

.scenario-pane.active {
  display: flex;
}

.scenario-pane .pane-img {
  flex-shrink: 0;
  width: 415px;
  height: 460px;
  border-radius: 20px;
  background: var(--bg-card);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.scenario-pane .pane-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.scenario-pane .pane-img .placeholder-icon {
  font-size: 64px;
  opacity: 0.3;
}

.scenario-pane .pane-content {
  flex: 1;
  min-width: 0;
}

.scenario-pane .pane-title {
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 20px;
}

.scenario-pane .pane-desc {
  font-size: 18px;
  font-weight: 300;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 40px;
}

.scenario-pane .pane-metrics {
  display: flex;
  gap: 16px;
}

.scenario-pane .metric-item {
  flex: 1;
  padding: 24px;
  border-radius: 12px;
  background: var(--bg-card);
}

.scenario-pane .metric-value {
  display: flex;
  align-items: flex-end;
  margin-bottom: 12px;
}

.scenario-pane .metric-num {
  font-size: 36px;
  font-weight: 800;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.scenario-pane .metric-unit {
  font-size: 18px;
  font-weight: 600;
  margin-left: 4px;
  background: linear-gradient(209deg, #fdbc72, #fc728e 47%, #cd44ff);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.scenario-pane .metric-label {
  font-size: 14px;
  font-weight: 600;
  color: #fff;
}

/* --- Clients Section --- */
.clients-section {
  position: relative;
  padding: 40px 0 60px;
}

.clients-section .section-header {
  text-align: center;
  margin-bottom: 40px;
}

.client-row-wrap {
  overflow: hidden;
  padding: 10px 0;
  width: 100%;
}

.client-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 20px;
  width: fit-content;
}

.client-row.forward {
  animation: scrollClient 40s linear infinite;
}

.client-row.reverse {
  animation: scrollClient 40s linear infinite reverse;
}

@keyframes scrollClient {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.client-card {
  flex-shrink: 0;
  width: 220px;
  height: 90px;
  border-radius: 14px;
  background: var(--bg-card);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px 40px;
  font-size: 16px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: background 0.3s;
}

.client-card:hover {
  background: var(--bg-card-hover);
}

/* --- Demo Form Section --- */
.demo-section {
  position: relative;
  padding: 80px 0;
  overflow: hidden;
}

.demo-section .deco-bl-1 {
  position: absolute;
  left: 50%;
  top: -5px;
  transform: translateX(-50%) rotate(32deg);
  width: 413px;
  height: 371px;
  background: var(--deco-purple);
  filter: blur(150px);
  pointer-events: none;
  border-radius: 50%;
}

.demo-section .deco-bl-2 {
  position: absolute;
  left: 25px;
  bottom: 280px;
  transform: rotate(32deg);
  width: 339px;
  height: 353px;
  background: var(--deco-pink);
  filter: blur(150px);
  pointer-events: none;
  border-radius: 50%;
}

.demo-section .section-header {
  position: relative;
  text-align: center;
  margin-bottom: 50px;
  padding-top: 60px;
}

.demo-form-wrap {
  position: relative;
  z-index: 1;
  max-width: 590px;
  margin: 0 auto;
  border: 4px solid rgba(255,255,255,0.2);
  border-radius: 16px;
  padding: 40px 32px;
  background: rgba(255,255,255,0.05);
  backdrop-filter: blur(12px);
}

.demo-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.demo-form .form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.demo-form .form-group.full-width {
  grid-column: 1 / -1;
}

.demo-form label {
  font-size: 14px;
  font-weight: 500;
  color: #01123a;
}

.demo-form input,
.demo-form select,
.demo-form textarea {
  height: 44px;
  padding: 0 14px;
  border: 1px solid rgba(1,18,58,0.2);
  border-radius: 8px;
  background: rgba(255,255,255,0.95);
  font-size: 14px;
  color: #020710;
  outline: none;
  transition: border-color 0.2s;
}

.demo-form input:focus,
.demo-form select:focus,
.demo-form textarea:focus {
  border-color: var(--theme-primary);
}

.demo-form textarea {
  height: 80px;
  padding: 10px 14px;
  resize: vertical;
}

.demo-form .phone-row {
  display: flex;
  gap: 8px;
}

.demo-form .phone-row select {
  width: 100px;
  flex-shrink: 0;
}

.demo-form .phone-row input {
  flex: 1;
}

.demo-form .captcha-row {
  display: flex;
  gap: 8px;
  align-items: center;
}

.demo-form .captcha-row input {
  flex: 1;
}

.demo-form .captcha-img {
  height: 44px;
  border-radius: 8px;
  cursor: pointer;
}

.btn-submit {
  grid-column: 1 / -1;
  height: 48px;
  border-radius: 10px;
  background: #020417;
  color: #fff;
  font-size: 18px;
  font-weight: 600;
  transition: all 0.2s;
  margin-top: 20px;
}

.btn-submit:hover {
  color: var(--theme-primary);
}

/* --- Feature Entrance --- */
.feature-entrance {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 99;
  display: flex;
  gap: 8px;
  pointer-events: none;
}

.feature-entrance-item {
  pointer-events: auto;
  flex: 1;
  height: 80px;
  background: linear-gradient(90deg, #d9fde1, #d0fce7 46.85%, #c6faee);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 30px;
  cursor: pointer;
  padding: 0 40px;
  font-size: 20px;
  font-weight: 600;
  color: #000;
}

.feature-entrance-item .highlight {
  color: #72e5ff;
  display: flex;
  align-items: center;
  gap: 6px;
}

.feature-entrance-item .btn-sm {
  display: inline-flex;
  align-items: center;
  height: 36px;
  padding: 0 24px;
  border: 1px solid #000;
  border-radius: 20px;
  font-size: 16px;
  font-weight: 600;
  transition: all 0.2s;
}

.feature-entrance-item .btn-sm:hover {
  background: rgba(0,0,0,0.05);
}

/* --- Footer --- */
.footer {
  position: relative;
  padding: 56px 0;
  overflow: hidden;
  background: var(--bg-dark);
}

.footer .deco-tr {
  position: absolute;
  right: 0;
  top: -100px;
  width: 905px;
  height: 273px;
  background: var(--deco-purple);
  filter: blur(252px);
  pointer-events: none;
}

.footer .deco-bl-1 {
  position: absolute;
  left: 0;
  bottom: -100px;
  width: 474px;
  height: 332px;
  background: var(--deco-purple);
  filter: blur(204px);
  pointer-events: none;
}

.footer .deco-bl-2 {
  position: absolute;
  left: 0;
  bottom: -100px;
  width: 805px;
  height: 78px;
  background: var(--deco-pink);
  filter: blur(204px);
  pointer-events: none;
}

.footer-grid {
  position: relative;
  display: flex;
  gap: 60px;
}

.footer-brand {
  flex-shrink: 0;
  margin-right: 40px;
}

.footer-brand img {
  height: 38px;
  width: auto;
}

.footer-links {
  flex: 1;
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
}

.footer-col {
  min-width: 140px;
}

.footer-col-title {
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 20px;
}

.footer-col a {
  display: block;
  font-size: 14px;
  color: var(--text-tertiary);
  margin-bottom: 12px;
  transition: color 0.2s;
}

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

.footer-contact {
  flex-shrink: 0;
  min-width: 200px;
}

.footer-contact .qr-codes {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
}

.footer-contact .qr-item {
  width: 100px;
  height: 100px;
  border-radius: 6px;
  background: var(--bg-card);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  font-size: 12px;
  color: var(--text-tertiary);
}

.footer-contact .qr-item img {
  width: 70px;
  height: 70px;
  object-fit: contain;
}

.footer-contact .contact-info {
  font-size: 14px;
  color: #fff;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-contact .contact-info .icon {
  opacity: 0.7;
}

.footer-contact .branch-info {
  font-size: 12px;
  color: var(--text-tertiary);
}

/* --- Copyright --- */
.copyright {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 78px;
  font-size: 14px;
  color: var(--text-tertiary);
  border-top: 1px solid rgba(255,255,255,0.05);
  gap: 24px;
  flex-wrap: wrap;
}

.copyright a {
  color: var(--text-tertiary);
  transition: color 0.2s;
}

.copyright a:hover {
  color: #fff;
}

/* --- Counter Animation --- */
.counter-animated {
  transition: all 0.1s ease-out;
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .header-nav {
    display: none;
  }

  .header-nav.mobile-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: #000;
    padding: 16px 0;
    border-bottom: 1px solid rgba(255,255,255,0.1);
  }

  .header-nav.mobile-open a {
    height: 48px;
    line-height: 48px;
    width: 100%;
    text-align: center;
  }

  .header-actions .btn-link,
  .header-actions .btn-more {
    display: none;
  }

  .mobile-menu-btn {
    display: flex !important;
  }

  .product-item {
    flex-direction: column !important;
    gap: 40px;
  }

  .product-item .product-img {
    width: 100%;
    height: 240px;
  }

  .scenario-pane {
    flex-direction: column;
    gap: 32px;
  }

  .scenario-pane .pane-img {
    width: 100%;
    height: 280px;
  }

  .scenario-pane .pane-metrics {
    flex-wrap: wrap;
  }

  .footer-grid {
    flex-direction: column;
    gap: 40px;
  }

  .footer-brand {
    margin-right: 0;
  }

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

  .stats-grid {
    gap: 12px;
  }

  .stat-card {
    min-width: 140px;
    padding: 16px;
  }

  .stat-number {
    font-size: 36px;
  }
}

@media (max-width: 640px) {
  .header-actions .btn-link,
  .header-actions .btn-more {
    display: none;
  }

  .header-logo-wrap {
    height: 36px;
  }

  .hero-headline {
    font-size: 32px;
  }

  .tool-types-inner {
    height: 56px;
    padding: 0 8px;
    gap: 4px;
  }

  .tool-type-item {
    padding: 0 10px;
    height: 52px;
  }

  .tool-type-item .icon {
    width: 24px;
    height: 24px;
  }

  .tool-type-item .label {
    font-size: 11px;
  }

  .tool-card {
    width: 150px;
    height: 180px;
  }

  .scenario-tabs {
    flex-wrap: wrap;
  }

  .scenario-tab {
    flex: 1 1 50%;
    font-size: 16px;
    padding: 14px 10px;
  }

  .feature-entrance {
    flex-direction: column;
  }

  .feature-entrance-item {
    height: 60px;
    font-size: 14px;
    padding: 0 20px;
    gap: 16px;
  }

  .copyright {
    flex-direction: column;
    height: auto;
    padding: 16px;
    text-align: center;
    gap: 8px;
  }
}