/* ==========================================================================
   乾元智联 (QianYuan ZhiLian) - Corporate SMS Marketing Website
   Complete Stylesheet
   ========================================================================== */

/* ---------- CSS Custom Properties ---------- */
:root {
  --primary: #2563EB;
  --primary-dark: #1D4ED8;
  --primary-light: #3B82F6;
  --primary-50: #EFF6FF;
  --accent: #F59E0B;
  --accent-dark: #D97706;
  --accent-light: #FCD34D;
  --dark: #0F172A;
  --gray-50: #F8FAFC;
  --gray-100: #F1F5F9;
  --gray-200: #E2E8F0;
  --gray-300: #CBD5E1;
  --gray-400: #94A3B8;
  --gray-500: #64748B;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1E293B;
  --gray-900: #1E293B;
  --white: #FFFFFF;
  --green: #10B981;
  --red: #EF4444;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.07), 0 2px 4px rgba(0,0,0,0.06);
  --shadow-lg: 0 10px 15px rgba(0,0,0,0.1), 0 4px 6px rgba(0,0,0,0.05);
  --shadow-xl: 0 20px 25px rgba(0,0,0,0.1), 0 10px 10px rgba(0,0,0,0.04);
  --radius: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --transition: 0.3s ease;
  --navbar-height: 72px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: Inter, "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", sans-serif;
  color: var(--gray-700);
  background-color: var(--gray-50);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--primary-dark);
}

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

ul, ol {
  list-style: none;
}

button, input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

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

/* ---------- Navbar ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--navbar-height);
  background: var(--white);
  box-shadow: var(--shadow);
  z-index: 1000;
  display: flex;
  align-items: center;
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.navbar-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--dark);
  font-weight: 700;
  font-size: 1.4rem;
}

.logo-text {
  color: var(--dark);
  letter-spacing: 0.02em;
}

.navbar-menu {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  display: inline-block;
  padding: 8px 16px;
  color: var(--gray-700);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color var(--transition), border-color var(--transition);
}

.nav-link:hover {
  color: var(--primary);
}

.nav-link.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--gray-700);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.hamburger.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ---------- Main Content ---------- */
.main-content {
  padding-top: var(--navbar-height);
}

/* ---------- Hero Carousel ---------- */
.hero-carousel {
  position: relative;
  overflow: hidden;
  height: 640px;
}

.hero-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.8s ease, visibility 0.8s ease;
  z-index: 1;
}

.hero-slide.active {
  opacity: 1;
  visibility: visible;
  z-index: 2;
}

/* Carousel Arrows */
.carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: none;
  background: rgba(255,255,255,0.2);
  backdrop-filter: blur(4px);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
}

.carousel-arrow:hover {
  background: rgba(255,255,255,0.4);
  transform: translateY(-50%) scale(1.1);
}

.carousel-prev {
  left: 24px;
}

.carousel-next {
  right: 24px;
}

/* Carousel Indicators */
.carousel-indicators {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  gap: 10px;
}

.carousel-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.6);
  background: transparent;
  cursor: pointer;
  transition: all var(--transition);
  padding: 0;
}

.carousel-dot:hover {
  background: rgba(255,255,255,0.3);
  transform: scale(1.15);
}

.carousel-dot.active {
  background: var(--white);
  border-color: var(--white);
  transform: scale(1.2);
}

/* Slide 2 indicator on light bg: darker dots */
.hero-carousel.light-active .carousel-dot {
  border-color: rgba(37,99,235,0.4);
}
.hero-carousel.light-active .carousel-dot:hover {
  background: rgba(37,99,235,0.15);
}
.hero-carousel.light-active .carousel-dot.active {
  background: var(--primary);
  border-color: var(--primary);
}
.hero-carousel.light-active .carousel-arrow {
  color: var(--primary);
  background: rgba(37,99,235,0.08);
}
.hero-carousel.light-active .carousel-arrow:hover {
  background: rgba(37,99,235,0.18);
}

/* ---------- Hero Section (shared) ---------- */
.hero {
  height: 100%;
  display: flex;
  align-items: center;
  padding: 60px 0;
  overflow: hidden;
  position: relative;
}

.hero-blue {
  background:
    radial-gradient(ellipse at 20% 80%, rgba(139,92,246,0.12) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(96,165,250,0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 50%, rgba(129,140,248,0.08) 0%, transparent 60%),
    linear-gradient(160deg, #F8FAFF 0%, #EEF2FF 40%, #E0E7FF 100%);
}

/* Light background text overrides for hero-blue */
.hero-blue .hero-title {
  color: var(--dark);
}

.hero-blue .hero-subtitle {
  color: var(--gray-600);
}

.hero-blue .highlight-accent {
  color: #2563EB;
  text-shadow: 0 0 20px rgba(37,99,235,0.3), 0 0 40px rgba(37,99,235,0.1);
}

.hero-blue .btn-outline-white {
  border-color: var(--gray-300);
  color: var(--gray-700);
  backdrop-filter: none;
}

.hero-blue .btn-outline-white:hover {
  background: var(--gray-100);
  border-color: var(--gray-400);
  color: var(--dark);
  box-shadow: var(--shadow-sm);
}

.hero-blue .hero-input {
  background: var(--white);
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}

.hero-blue .hero-input:focus {
  box-shadow: 0 2px 12px rgba(0,0,0,0.06), 0 0 0 3px rgba(124,58,237,0.2);
}

.hero-light {
  background:
    radial-gradient(ellipse at 20% 50%, rgba(191,219,254,0.5) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(196,181,253,0.3) 0%, transparent 50%),
    linear-gradient(160deg, #EFF6FF 0%, #DBEAFE 40%, #BFDBFE 100%);
}

.hero-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 60px;
}

.hero-text {
  flex: 1;
  max-width: 540px;
}

.hero-title {
  font-size: 2.75rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1.2;
  margin-bottom: 16px;
}

.highlight-accent {
  color: var(--accent);
  position: relative;
  text-shadow: 0 0 20px rgba(245,158,11,0.4), 0 0 40px rgba(249,115,22,0.2);
}

.hero-subtitle {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 32px;
  letter-spacing: 0.02em;
}

.hero-test-box {
  display: flex;
  gap: 12px;
  margin-bottom: 32px;
}

.hero-input {
  flex: 1;
  padding: 16px 24px;
  border: none;
  border-radius: 50px;
  font-size: 1rem;
  background: rgba(255,255,255,0.95);
  color: var(--gray-700);
  outline: none;
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
  transition: box-shadow var(--transition), background var(--transition);
}

.hero-input:focus {
  background: var(--white);
  box-shadow: 0 4px 20px rgba(0,0,0,0.08), 0 0 0 3px rgba(139,92,246,0.3);
}

.hero-input.shake {
  animation: shake 0.5s;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  10%, 30%, 50%, 70%, 90% { transform: translateX(-4px); }
  20%, 40%, 60%, 80% { transform: translateX(4px); }
}

.hero-test-btn {
  padding: 14px 28px;
  white-space: nowrap;
}

.btn-accent {
  background: linear-gradient(135deg, #F59E0B 0%, #F97316 100%);
  color: var(--white);
  border: none;
  border-radius: 50px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(249,115,22,0.4);
}

.btn-outline-white {
  display: inline-block;
  padding: 14px 32px;
  border: 2px solid rgba(255,255,255,0.5);
  border-radius: 50px;
  color: var(--white);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  transition: background var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition);
  backdrop-filter: blur(4px);
}

.btn-outline-white:hover {
  background: rgba(255,255,255,0.15);
  border-color: var(--white);
  box-shadow: 0 4px 15px rgba(255,255,255,0.2);
}

.hero-cta {
  margin-top: 8px;
}

/* ---------- Slide 2: Light Hero Styles ---------- */
.hero-tag {
  display: inline-block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--primary);
  background: rgba(37,99,235,0.08);
  border: 1px solid rgba(37,99,235,0.12);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 20px;
  letter-spacing: 0.03em;
}

/* Staggered entrance for slide 2 text children */
.hero-slide.active .hero-tag {
  animation: slideFadeUp 0.5s ease 0.1s forwards;
  opacity: 0;
}

.hero-slide.active .hero-title-dark {
  animation: slideFadeUp 0.6s ease 0.2s forwards;
  opacity: 0;
}

.hero-slide.active .hero-features-line {
  animation: slideFadeUp 0.6s ease 0.3s forwards;
  opacity: 0;
}

.hero-slide.active .hero-btns {
  animation: slideFadeUp 0.6s ease 0.4s forwards;
  opacity: 0;
}

.hero-title-dark {
  color: var(--dark);
  font-size: 2.6rem;
  margin-bottom: 20px;
}

.title-black {
  color: var(--dark);
}

.title-blue {
  color: var(--primary);
}

.hero-features-line {
  font-size: 1.05rem;
  color: var(--gray-600);
  margin-bottom: 36px;
  line-height: 1.6;
}

.feature-sep {
  color: var(--gray-400);
  margin: 0 4px;
}

.hero-btns {
  display: flex;
  gap: 16px;
  align-items: center;
}

.hero-btn-main {
  padding: 14px 36px;
  font-size: 1.05rem;
  border-radius: var(--radius);
}

.hero-btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border: 2px solid var(--gray-300);
  border-radius: var(--radius);
  color: var(--gray-700);
  font-size: 1rem;
  font-weight: 600;
  background: transparent;
  cursor: pointer;
  text-decoration: none;
  transition: border-color var(--transition), color var(--transition);
}

.hero-btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
}

/* ---------- Dashboard Widget (Slide 2) ---------- */
.dashboard-widget {
  width: 380px;
  background: var(--white);
  border-radius: 16px;
  overflow: hidden;
  box-shadow:
    0 0 0 1px rgba(37,99,235,0.06),
    0 20px 60px rgba(37,99,235,0.15),
    0 4px 12px rgba(0,0,0,0.06);
  position: relative;
}

.dashboard-header {
  background: var(--dark);
  padding: 16px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.dashboard-dots {
  display: flex;
  gap: 6px;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.dot-red { background: #EF4444; }
.dot-yellow { background: #F59E0B; }
.dot-green { background: #10B981; }

.dashboard-title {
  color: rgba(255,255,255,0.9);
  font-size: 0.9rem;
  font-weight: 600;
}

.dashboard-body {
  padding: 28px 28px 32px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.dashboard-metric {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.metric-label {
  font-size: 0.85rem;
  color: var(--gray-500);
  font-weight: 500;
}

.metric-value {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--dark);
  letter-spacing: -0.02em;
}

.metric-bar {
  height: 6px;
  background: var(--gray-100);
  border-radius: 100px;
  overflow: hidden;
}

.metric-bar-fill {
  height: 100%;
  border-radius: 100px;
}

.bar-blue { background: var(--primary); }
.bar-green { background: var(--green); }
.bar-purple { background: #8B5CF6; }

/* ---------- Phone Mockup ---------- */
.hero-mockup {
  flex-shrink: 0;
  position: relative;
}

.hero-mockup::before {
  content: '';
  position: absolute;
  width: 320px;
  height: 320px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(139,92,246,0.1) 0%, rgba(96,165,250,0.06) 40%, transparent 70%);
  z-index: 0;
  animation: orbFloat1 6s ease-in-out infinite;
}

.phone-mockup {
  width: 280px;
  height: 560px;
  background: var(--dark);
  border-radius: 36px;
  padding: 12px;
  position: relative;
  z-index: 1;
  box-shadow:
    0 25px 50px rgba(0, 0, 0, 0.15),
    0 0 30px rgba(139,92,246,0.1);
}

.phone-mockup.small {
  width: 240px;
  height: 480px;
  border-radius: 30px;
  padding: 10px;
}

.phone-notch {
  width: 100px;
  height: 24px;
  background: var(--dark);
  border-radius: 0 0 14px 14px;
  position: absolute;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}

.phone-mockup.small .phone-notch {
  width: 80px;
  height: 20px;
  top: 10px;
  border-radius: 0 0 10px 10px;
}

.phone-screen {
  width: 100%;
  height: 100%;
  background: var(--gray-50);
  border-radius: 26px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.phone-mockup.small .phone-screen {
  border-radius: 22px;
}

.phone-header {
  background: linear-gradient(160deg, #F8FAFF 0%, #EEF2FF 40%, #E0E7FF 100%);
  color: var(--dark);
  text-align: center;
  padding: 40px 16px 12px;
  font-weight: 600;
  font-size: 0.9rem;
}

.phone-messages {
  flex: 1;
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  overflow-y: auto;
}

.sms-bubble {
  background: var(--white);
  border-radius: 12px;
  padding: 10px 14px;
  box-shadow: var(--shadow-sm);
}

.sms-sender {
  display: block;
  font-size: 0.7rem;
  color: var(--gray-500);
  margin-bottom: 4px;
  font-weight: 600;
}

.sms-bubble p {
  font-size: 0.8rem;
  color: var(--gray-700);
  line-height: 1.5;
  margin: 0;
}

.sms-time {
  display: block;
  font-size: 0.65rem;
  color: var(--gray-400);
  margin-top: 4px;
  text-align: right;
}

/* ---------- Advantage Icons Row ---------- */
.advantage-icons {
  background: var(--white);
  padding: 60px 0;
}

.advantage-row {
  display: flex;
  justify-content: center;
  gap: 60px;
}

.advantage-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.advantage-circle {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--primary-50);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition), box-shadow var(--transition);
}

.advantage-circle:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.advantage-label {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--gray-700);
}

/* ---------- Dark Section ---------- */
.dark-section {
  background: var(--dark);
  padding: 80px 0;
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--dark);
  text-align: center;
  margin-bottom: 48px;
}

.section-title.text-white {
  color: var(--white);
}

.section-title.text-left {
  text-align: left;
}

.dark-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.dark-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  transition: transform var(--transition), background var(--transition);
}

.dark-card:hover {
  transform: translateY(-4px);
  background: rgba(255, 255, 255, 0.08);
}

.dark-card-number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 8px;
}

.dark-card-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 12px;
}

.dark-card-desc {
  font-size: 0.9rem;
  color: var(--gray-400);
  line-height: 1.6;
}

/* ---------- Partners Section ---------- */
.partners-section {
  padding: 80px 0;
  background: var(--white);
}

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

.partner-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 28px 16px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  min-height: 80px;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

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

.partner-logo {
  width: 72px;
  height: 72px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--white);
  flex-shrink: 0;
  transition: transform var(--transition);
}

.partner-card:hover .partner-logo {
  transform: scale(1.08);
}

.partner-logo-img {
  background: var(--gray-50, #F8FAFC);
  overflow: hidden;
  padding: 8px;
}

.partner-logo-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 8px;
}

.partner-name {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--dark);
  text-align: center;
}

.partner-sub {
  font-size: 0.75rem;
  color: var(--gray-400);
  font-weight: 500;
  letter-spacing: 0.02em;
}

/* Partners Carousel */
.partners-carousel {
  position: relative;
  overflow: hidden;
}

.partners-carousel-track {
  display: flex;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.partners-carousel-page {
  flex: 0 0 100%;
  min-width: 0;
}

.partners-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 28px;
}

.partners-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 2px solid var(--gray-300);
  background: transparent;
  cursor: pointer;
  padding: 0;
  transition: all var(--transition);
}

.partners-dot:hover {
  border-color: var(--primary-light);
  background: rgba(37,99,235,0.1);
}

.partners-dot.active {
  background: var(--primary);
  border-color: var(--primary);
  transform: scale(1.2);
}

/* ---------- Homepage News Section ---------- */
.home-news-section {
  padding: 80px 0;
  background: var(--gray-50);
}

.home-news-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 40px;
}

.home-news-header .section-title {
  margin-bottom: 0;
}

.home-news-more {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition), gap var(--transition);
}

.home-news-more:hover {
  color: var(--primary-dark);
  gap: 8px;
}

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

.home-news-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
  text-decoration: none;
  color: inherit;
  display: block;
  cursor: pointer;
}

.home-news-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.home-news-card-body {
  padding: 28px 28px 32px;
}

.home-news-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.home-news-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 10px;
  line-height: 1.5;
  transition: color var(--transition);
}

.home-news-card:hover .home-news-title {
  color: var(--primary);
}

.home-news-summary {
  font-size: 0.9rem;
  color: var(--gray-500);
  line-height: 1.7;
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ---------- Promo Banner ---------- */
.promo-banner {
  background:
    radial-gradient(ellipse at 20% 80%, rgba(139,92,246,0.12) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(96,165,250,0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 50%, rgba(129,140,248,0.08) 0%, transparent 60%),
    linear-gradient(160deg, #F8FAFF 0%, #EEF2FF 40%, #E0E7FF 100%);
  padding: 28px 0;
}

.promo-text {
  text-align: center;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--dark);
}

/* ---------- Page Banner (Inner Pages) ---------- */
.page-banner {
  background: linear-gradient(135deg, #2563EB 0%, #1D4ED8 100%);
  padding: 80px 0 60px;
  text-align: center;
}

.page-banner-sm {
  padding: 60px 0 40px;
}

.banner-title {
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 12px;
}

.banner-subtitle {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.8);
}

/* ---------- Product Intro Section ---------- */
.product-intro {
  padding: 80px 0;
  background: var(--white);
}

.product-intro-inner {
  display: flex;
  gap: 60px;
  align-items: center;
}

.product-intro-text {
  flex: 1;
}

.intro-desc {
  font-size: 1.05rem;
  color: var(--gray-600);
  margin-bottom: 24px;
  line-height: 1.7;
}

.intro-features {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.intro-features li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1rem;
  color: var(--gray-700);
  font-weight: 500;
}

.product-intro-stats {
  flex: 1;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.stat-card {
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 28px 20px;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition);
}

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

.stat-number {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 6px;
}

.stat-label {
  font-size: 0.9rem;
  color: var(--gray-500);
  font-weight: 500;
}

/* ---------- Product Advantages ---------- */
.product-advantages {
  padding: 80px 0;
  background: var(--gray-50);
}

.advantage-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.adv-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px 24px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}

.adv-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.adv-card-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  background: var(--primary-50);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.adv-card-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 12px;
}

.adv-card-desc {
  font-size: 0.9rem;
  color: var(--gray-500);
  line-height: 1.6;
}

/* ---------- Scenario Tabs ---------- */
.scenarios-section {
  padding: 80px 0;
  background: var(--white);
}

.scenario-tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 40px;
}

.scenario-tab {
  padding: 12px 32px;
  border: 2px solid var(--gray-200);
  border-radius: var(--radius);
  background: var(--white);
  font-size: 1rem;
  font-weight: 600;
  color: var(--gray-600);
  cursor: pointer;
  transition: all var(--transition);
}

.scenario-tab:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.scenario-tab.active {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--white);
}

.scenario-panel {
  display: none;
}

.scenario-panel.active {
  display: block;
}

.scenario-content {
  display: flex;
  gap: 60px;
  align-items: flex-start;
}

.scenario-text {
  flex: 1;
}

.scenario-text h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 12px;
}

.scenario-desc {
  font-size: 1rem;
  color: var(--gray-500);
  margin-bottom: 28px;
}

.scenario-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.scenario-list li {
  border-left: 3px solid var(--primary);
  padding-left: 16px;
}

.scenario-item-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--dark);
  display: block;
  margin-bottom: 4px;
}

.scenario-list li p {
  font-size: 0.9rem;
  color: var(--gray-500);
  line-height: 1.6;
  margin: 0;
}

.scenario-mockup {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ---------- News Section ---------- */
.news-section {
  padding: 60px 0 80px;
  background: var(--gray-50);
}

.news-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 36px;
}

.news-tab {
  display: inline-block;
  padding: 10px 24px;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--gray-600);
  background: var(--white);
  border: 1px solid var(--gray-200);
  text-decoration: none;
  transition: all var(--transition);
}

.news-tab:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.news-tab.active {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--white);
}

.news-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.news-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}

.news-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.news-card-body {
  padding: 28px 32px;
}

.news-card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.news-date {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  color: var(--gray-500);
}

.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
}

.badge-blue {
  background: var(--primary-50);
  color: var(--primary);
}

.badge-green {
  background: #ECFDF5;
  color: var(--green);
}

.news-card-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 12px;
}

.news-card-title a {
  color: var(--dark);
  text-decoration: none;
  transition: color var(--transition);
}

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

.news-card-summary {
  font-size: 0.95rem;
  color: var(--gray-500);
  line-height: 1.7;
  margin-bottom: 16px;
}

.read-more {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--primary);
  transition: color var(--transition);
}

.read-more:hover {
  color: var(--primary-dark);
}

.news-empty {
  text-align: center;
  padding: 80px 0;
  color: var(--gray-400);
}

.news-empty svg {
  margin: 0 auto 16px;
}

.news-empty p {
  font-size: 1.1rem;
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  margin-top: 40px;
}

.pagination a,
.pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  padding: 0 12px;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 500;
  text-decoration: none;
  transition: all var(--transition);
}

.pagination a {
  color: var(--gray-600);
  background: var(--white);
  border: 1px solid var(--gray-200);
}

.pagination a:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.pagination .page-current {
  background: var(--primary);
  color: var(--white);
  border: 1px solid var(--primary);
}

.pagination .page-disabled {
  color: var(--gray-300);
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  pointer-events: none;
}

.pagination .page-info {
  font-size: 0.85rem;
  color: var(--gray-500);
  margin: 0 8px;
}

/* ---------- Article Detail ---------- */
.article-section {
  padding: 40px 0 80px;
  background: var(--gray-50);
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  color: var(--gray-500);
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.breadcrumb a {
  color: var(--gray-500);
  text-decoration: none;
  transition: color var(--transition);
}

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

.breadcrumb-sep {
  color: var(--gray-300);
}

.breadcrumb-current {
  color: var(--gray-700);
  font-weight: 500;
}

.article-detail {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 48px;
}

.article-header {
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--gray-200);
}

.article-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 16px;
  line-height: 1.4;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 12px;
}

.article-content {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--gray-700);
  margin-bottom: 40px;
}
.article-content img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin: 16px 0;
}
.article-content h1,
.article-content h2,
.article-content h3,
.article-content h4 {
  color: var(--dark);
  margin: 24px 0 12px;
}
.article-content a {
  color: var(--primary);
  text-decoration: underline;
}
.article-content a:hover {
  color: #1d4ed8;
}
.article-content blockquote {
  border-left: 4px solid var(--primary);
  padding: 12px 20px;
  margin: 16px 0;
  background: var(--gray-50);
  border-radius: 0 8px 8px 0;
}
.article-content pre {
  background: #1e293b;
  color: #e2e8f0;
  padding: 16px;
  border-radius: 8px;
  overflow-x: auto;
  margin: 16px 0;
}
.article-content ul,
.article-content ol {
  padding-left: 24px;
  margin: 12px 0;
}
.article-content p {
  margin: 12px 0;
}

.article-footer {
  padding-top: 24px;
  border-top: 1px solid var(--gray-200);
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--primary);
  transition: color var(--transition);
}

.back-link:hover {
  color: var(--primary-dark);
}

/* ---------- About Section ---------- */
.about-intro {
  padding: 80px 0;
  background: var(--white);
}

.about-intro-inner {
  display: flex;
  gap: 60px;
  align-items: center;
}

.about-intro-text {
  flex: 1;
}

.about-vision,
.about-mission {
  font-size: 1.05rem;
  color: var(--gray-700);
  margin-bottom: 12px;
  line-height: 1.7;
}

.about-desc {
  font-size: 1rem;
  color: var(--gray-500);
  line-height: 1.7;
  margin-top: 16px;
}

.about-intro-stats {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.about-stat-item {
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 24px 40px;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition);
}

.about-stat-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.about-stat-number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 4px;
}

.about-stat-label {
  font-size: 0.9rem;
  color: var(--gray-500);
  font-weight: 500;
}

/* ---------- Timeline ---------- */
.timeline-section {
  padding: 80px 0;
  background: var(--gray-50);
}

.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  padding: 20px 0;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  background: var(--gray-200);
}

.timeline-item {
  position: relative;
  width: 50%;
  padding: 0 40px 40px;
}

.timeline-left {
  left: 0;
  text-align: right;
}

.timeline-right {
  left: 50%;
  text-align: left;
}

.timeline-dot {
  position: absolute;
  top: 8px;
  width: 14px;
  height: 14px;
  background: var(--primary);
  border: 3px solid var(--white);
  border-radius: 50%;
  box-shadow: var(--shadow);
  z-index: 1;
}

.timeline-left .timeline-dot {
  right: -7px;
}

.timeline-right .timeline-dot {
  left: -7px;
}

.timeline-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}

.timeline-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.timeline-year {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 8px;
}

.timeline-card p {
  font-size: 0.95rem;
  color: var(--gray-600);
  line-height: 1.6;
}

/* ---------- Culture Section ---------- */
.culture-section {
  padding: 80px 0;
  background: var(--white);
}

.culture-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.culture-card {
  background: var(--gray-50);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  text-align: center;
  border: 1px solid var(--gray-200);
  transition: transform var(--transition), box-shadow var(--transition);
}

.culture-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.culture-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto 20px;
  background: var(--primary-50);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.culture-title {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 4px;
}

.culture-subtitle {
  font-size: 0.85rem;
  color: var(--gray-400);
  margin-bottom: 16px;
  font-weight: 500;
}

.culture-desc {
  font-size: 0.95rem;
  color: var(--gray-500);
  line-height: 1.7;
}

/* ---------- Contact Section ---------- */
.contact-section {
  padding: 60px 0 80px;
  background: var(--gray-50);
}

.contact-inner {
  display: flex;
  gap: 48px;
}

.contact-info {
  flex: 0 0 40%;
}

.contact-info-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 28px;
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-info-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact-info-icon {
  width: 48px;
  height: 48px;
  background: var(--primary-50);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-info-label {
  font-size: 0.85rem;
  color: var(--gray-400);
  margin-bottom: 2px;
  font-weight: 500;
}

.contact-info-value {
  font-size: 1rem;
  color: var(--gray-700);
  font-weight: 600;
}

a.contact-info-value {
  color: var(--gray-700);
  text-decoration: none;
}

a.contact-info-value:hover {
  color: var(--primary);
}

.contact-form-wrap {
  flex: 1;
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow);
}

.contact-form-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 8px;
}

.contact-form-desc {
  font-size: 0.95rem;
  color: var(--gray-500);
  margin-bottom: 28px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

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

.form-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--gray-700);
}

.required {
  color: var(--red);
}

.form-input,
.form-textarea {
  padding: 12px 16px;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  font-size: 1rem;
  color: var(--gray-700);
  background: var(--white);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
  width: 100%;
}

.form-input:focus,
.form-textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-input.error,
.form-textarea.error {
  border-color: var(--red);
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-submit {
  padding: 14px 32px;
  align-self: flex-start;
}

/* ---------- Buttons ---------- */
.btn-primary {
  display: inline-block;
  padding: 12px 28px;
  background: var(--primary);
  color: var(--white);
  border: none;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
  text-decoration: none;
  transition: background var(--transition), transform var(--transition);
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
}

.btn-outline {
  display: inline-block;
  padding: 12px 28px;
  border: 2px solid var(--primary);
  border-radius: var(--radius);
  color: var(--primary);
  font-size: 1rem;
  font-weight: 600;
  background: transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background var(--transition), color var(--transition);
}

.btn-outline:hover {
  background: var(--primary);
  color: var(--white);
}

/* ---------- Floating Widget ---------- */
.float-widget {
  position: fixed;
  bottom: 24px;
  right: 8px;
  z-index: 999;
}

.float-card {
  width: 120px;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
}

.float-card-header {
  background: var(--primary);
  color: var(--white);
  padding: 6px 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.75rem;
}

.float-card-body {
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.float-card-item {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.float-card-label {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.72rem;
  color: var(--gray-500);
  font-weight: 500;
}

.float-card-value {
  font-size: 0.82rem;
  color: var(--dark);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 5px;
}

.tag-24h {
  display: inline-block;
  padding: 1px 6px;
  background: var(--accent);
  color: var(--white);
  border-radius: 100px;
  font-size: 0.65rem;
  font-weight: 600;
}

.float-card-qr {
  margin-top: 4px;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--gray-50);
  padding: 4px;
}

.float-card-qr img {
  display: block;
  width: 100%;
  height: auto;
}

/* ---------- Footer ---------- */
.footer {
  background: #0F172A;
  padding: 48px 0 0;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 36px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-logo span {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--white);
}

.footer-desc {
  font-size: 0.85rem;
  color: var(--gray-400);
  line-height: 1.7;
  max-width: 320px;
}

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

.footer-nav-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 6px;
}

.footer-link {
  font-size: 0.88rem;
  color: var(--gray-400);
  text-decoration: none;
  transition: color var(--transition);
}

.footer-link:hover {
  color: var(--white);
}

.footer-divider {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 0;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
}

.footer-bottom p {
  font-size: 0.85rem;
  color: var(--gray-500);
}

.footer-icp a {
  color: var(--gray-500);
  text-decoration: none;
  transition: color var(--transition);
}

.footer-icp a:hover {
  color: var(--gray-300);
}

.footer p {
  font-size: 0.85rem;
  color: var(--gray-500);
}

/* ---------- Toast ---------- */
.toast-container {
  position: fixed;
  top: 90px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}

.toast {
  padding: 14px 24px;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  animation: toastIn 0.3s ease, toastOut 0.3s ease 2.7s forwards;
  pointer-events: auto;
  white-space: nowrap;
}

.toast-success {
  background: var(--green);
  color: var(--white);
}

.toast-error {
  background: var(--red);
  color: var(--white);
}

.toast-info {
  background: var(--primary);
  color: var(--white);
}

@keyframes toastIn {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes toastOut {
  from {
    opacity: 1;
    transform: translateY(0);
  }
  to {
    opacity: 0;
    transform: translateY(-20px);
  }
}

/* ---------- Animations ---------- */
@keyframes slideFadeUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes floatBob {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-12px);
  }
}

@keyframes barGrow {
  from {
    width: 0%;
  }
}

@keyframes pulseGlow {
  0%, 100% {
    box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.4);
  }
  50% {
    box-shadow: 0 0 0 8px rgba(37, 99, 235, 0);
  }
}

@keyframes orbFloat1 {
  0%, 100% {
    transform: translate(0, 0) scale(1);
  }
  33% {
    transform: translate(30px, -20px) scale(1.05);
  }
  66% {
    transform: translate(-15px, 15px) scale(0.95);
  }
}

@keyframes orbFloat2 {
  0%, 100% {
    transform: translate(0, 0) scale(1);
  }
  33% {
    transform: translate(-25px, 20px) scale(0.95);
  }
  66% {
    transform: translate(20px, -25px) scale(1.05);
  }
}

@keyframes shimmer {
  0% {
    background-position: -200% center;
  }
  100% {
    background-position: 200% center;
  }
}

/* Slide entrance animation */
.hero-slide .hero-text,
.hero-slide .hero-mockup {
  opacity: 0;
  transform: translateY(30px);
}

.hero-slide.active .hero-text {
  animation: slideFadeUp 0.7s ease 0.1s forwards;
}

.hero-slide.active .hero-mockup {
  animation: slideFadeUp 0.7s ease 0.35s forwards;
}

/* Floating bob for mockup and widget */
.hero-slide.active .phone-mockup {
  animation: floatBob 4s ease-in-out infinite;
}

.hero-slide.active .dashboard-widget {
  animation: floatBob 4.5s ease-in-out 0.5s infinite;
}

/* Metric bar grow animation */
.metric-bar-fill {
  height: 100%;
  border-radius: 100px;
  width: 0%;
}

.hero-slide.active .metric-bar-fill.bar-blue {
  width: 85%;
  transition-delay: 0.6s;
}

.hero-slide.active .metric-bar-fill.bar-green {
  width: 99%;
  transition-delay: 0.8s;
}

.hero-slide.active .metric-bar-fill.bar-purple {
  width: 80%;
  transition-delay: 1s;
}

/* Decorative gradient orbs */
.hero-blue::before,
.hero-blue::after,
.hero-light::before,
.hero-light::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
}

.hero-blue::before {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(139,92,246,0.1) 0%, transparent 70%);
  top: -100px;
  right: 5%;
  animation: orbFloat1 8s ease-in-out infinite;
}

.hero-blue::after {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(96,165,250,0.12) 0%, transparent 70%);
  bottom: -80px;
  left: 8%;
  animation: orbFloat2 10s ease-in-out infinite;
}

.hero-light::before {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(37,99,235,0.12) 0%, transparent 70%);
  top: -100px;
  left: 15%;
  animation: orbFloat2 9s ease-in-out infinite;
}

.hero-light::after {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(139,92,246,0.1) 0%, transparent 70%);
  bottom: -80px;
  right: 8%;
  animation: orbFloat1 11s ease-in-out infinite;
}

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

/* Enhanced button hover states */
.btn-primary {
  position: relative;
  overflow: hidden;
}

.btn-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
  background-size: 200% 100%;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.btn-primary:hover::after {
  opacity: 1;
  animation: shimmer 1.5s ease infinite;
}

.hero-btn-main:hover {
  animation: pulseGlow 2s ease-in-out infinite;
}

.btn-accent:hover {
  box-shadow: 0 4px 15px rgba(245, 158, 11, 0.4);
}

.btn-outline-white:hover {
  box-shadow: 0 4px 15px rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
}

.hero-btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-2px);
}

/* Advantage circle subtle pulse on hover */
.advantage-circle:hover {
  animation: pulseGlow 2s ease-in-out infinite;
}

/* Dark card number shimmer */
.dark-card:hover .dark-card-number {
  background: linear-gradient(90deg, var(--accent), var(--accent-light), var(--accent));
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 2s linear infinite;
}

/* Partner card hover lift */
.partner-card:hover {
  transform: translateY(-4px);
}

/* Section scroll reveal */
@keyframes revealUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Responsive Design ---------- */
@media (max-width: 1024px) {
  .dark-cards {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .hero-title {
    font-size: 2.25rem;
  }
}

@media (max-width: 768px) {
  :root {
    --navbar-height: 64px;
  }

  .hamburger {
    display: flex;
  }

  .navbar-menu {
    position: fixed;
    top: var(--navbar-height);
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 16px 0;
    box-shadow: var(--shadow-md);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.3s ease, opacity 0.3s ease, visibility 0.3s ease;
    gap: 0;
  }

  .navbar-menu.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .navbar-menu li {
    width: 100%;
  }

  .nav-link {
    display: block;
    padding: 14px 24px;
    border-bottom: none;
    border-left: 3px solid transparent;
  }

  .nav-link.active {
    border-bottom: none;
    border-left-color: var(--primary);
    background: var(--primary-50);
  }

  /* Hero */
  .hero-carousel {
    height: auto;
    min-height: 480px;
  }

  .hero {
    height: auto;
    min-height: 480px;
    padding: 48px 0;
  }

  .hero-inner {
    flex-direction: column;
    gap: 40px;
    text-align: center;
  }

  .hero-text {
    max-width: 100%;
  }

  .hero-title {
    font-size: 2rem;
  }

  .hero-title-dark {
    font-size: 2rem;
  }

  .hero-test-box {
    flex-direction: column;
  }

  .hero-mockup {
    display: none;
  }

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

  .carousel-arrow {
    display: none;
  }

  .carousel-indicators {
    bottom: 16px;
  }

  /* Advantage Icons */
  .advantage-row {
    gap: 24px;
    flex-wrap: wrap;
  }

  .advantage-circle {
    width: 64px;
    height: 64px;
  }

  /* Dark Section */
  .dark-cards {
    grid-template-columns: 1fr;
  }

  .section-title {
    font-size: 1.6rem;
    margin-bottom: 32px;
  }

  /* Partners */
  .partners-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Home News */
  .home-news-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .home-news-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  /* Product Intro */
  .product-intro-inner {
    flex-direction: column;
    gap: 40px;
  }

  /* Advantage Cards */
  .advantage-cards {
    grid-template-columns: 1fr;
  }

  /* Scenario */
  .scenario-content {
    flex-direction: column;
    gap: 32px;
  }

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

  .scenario-tab {
    padding: 10px 20px;
    font-size: 0.9rem;
  }

  .scenario-mockup {
    justify-content: center;
  }

  /* News */
  .news-card-body {
    padding: 20px;
  }

  /* Article */
  .article-detail {
    padding: 28px 20px;
  }

  .article-title {
    font-size: 1.4rem;
  }

  /* About */
  .about-intro-inner {
    flex-direction: column;
    gap: 40px;
  }

  .about-intro-stats {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 12px;
  }

  .about-stat-item {
    flex: 1;
    min-width: 120px;
    padding: 16px 12px;
  }

  .about-stat-number {
    font-size: 1.5rem;
  }

  /* Timeline */
  .timeline::before {
    left: 20px;
  }

  .timeline-item {
    width: 100%;
    left: 0 !important;
    padding-left: 52px;
    padding-right: 0;
    text-align: left !important;
  }

  .timeline-dot {
    left: 13px !important;
    right: auto !important;
  }

  /* Culture */
  .culture-cards {
    grid-template-columns: 1fr;
  }

  /* Contact */
  .contact-inner {
    flex-direction: column;
  }

  .contact-info {
    flex: none;
  }

  .contact-form-wrap {
    padding: 28px 20px;
  }

  /* Footer */
  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 28px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }

  /* Floating Widget */
  .float-widget {
    bottom: 12px;
    right: 4px;
  }

  .float-card {
    width: 110px;
  }

  /* Page Banner */
  .page-banner {
    padding: 60px 0 40px;
  }

  .banner-title {
    font-size: 1.75rem;
  }

  /* Stats Grid */
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .stat-card {
    padding: 20px 12px;
  }

  .stat-number {
    font-size: 1.35rem;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 1.65rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

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

  .advantage-row {
    gap: 16px;
  }

  .advantage-label {
    font-size: 0.8rem;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .footer-brand {
    text-align: center;
    align-items: center;
  }

  .footer-desc {
    max-width: 100%;
  }
}