:root {
  --bg-cream: #f7f1ea;
  --bg-mist: #e9f1ee;
  --bg-blush: #f9e5de;
  --ink-900: #1f2a2e;
  --ink-700: #46595f;
  --ink-500: #6b7b80;
  --teal-600: #2c7a7b;
  --teal-500: #3d908f;
  --coral-500: #e2877d;
  --amber-400: #e5b075;
  --sage-200: #d8e6df;
  --border-soft: rgba(70, 89, 95, 0.18);
  --shadow-soft: 0 18px 50px rgba(31, 42, 46, 0.12);
  --shadow-lift: 0 20px 60px rgba(31, 42, 46, 0.18);
}

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

body {
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--ink-900);
  background: linear-gradient(120deg, var(--bg-cream) 0%, var(--bg-mist) 45%, var(--bg-blush) 100%);
  min-height: 100vh;
  line-height: 1.6;
}

body::before,
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
}

body::before {
  background: radial-gradient(circle at 20% 20%, rgba(44, 122, 123, 0.14), transparent 40%),
    radial-gradient(circle at 80% 10%, rgba(226, 135, 125, 0.2), transparent 45%),
    radial-gradient(circle at 50% 90%, rgba(229, 176, 117, 0.16), transparent 45%);
}

body::after {
  background-image: linear-gradient(90deg, rgba(31, 42, 46, 0.04) 1px, transparent 1px),
    linear-gradient(0deg, rgba(31, 42, 46, 0.04) 1px, transparent 1px);
  background-size: 80px 80px;
  opacity: 0.2;
}

h1,
h2,
h3 {
  font-family: "Noto Serif SC", "Songti SC", serif;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2.6rem, 4vw, 4rem);
  line-height: 1.05;
}

h2 {
  font-size: clamp(2rem, 3vw, 2.8rem);
  line-height: 1.2;
}

h3 {
  font-size: 1.35rem;
  margin-bottom: 0.4rem;
}

p {
  color: var(--ink-700);
}

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

.page-shell {
  position: relative;
}

.container {
  width: min(1200px, 90%);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  backdrop-filter: blur(18px);
  background: rgba(247, 241, 234, 0.7);
  border-bottom: 1px solid rgba(70, 89, 95, 0.08);
  z-index: 10;
}

.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.2rem 0;
  gap: 2rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.brand-mark {
  width: 48px;
  height: 48px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.8);
  display: grid;
  place-items: center;
  color: var(--teal-600);
  box-shadow: var(--shadow-soft);
}

.brand-mark svg {
  width: 28px;
  height: 28px;
}

.brand-title {
  font-weight: 600;
  color: var(--ink-900);
}

.brand-subtitle {
  font-size: 0.85rem;
  color: var(--ink-500);
}

.nav-links {
  display: flex;
  gap: 1.5rem;
  font-size: 0.95rem;
  color: var(--ink-700);
}

.nav-links a {
  position: relative;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 0;
  height: 2px;
  background: var(--teal-500);
  transition: width 0.3s ease;
}

.nav-links a:hover::after,
.nav-links a:focus::after {
  width: 100%;
}

.header-cta {
  display: flex;
  gap: 0.8rem;
}

.btn {
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0.7rem 1.4rem;
  font-size: 0.9rem;
  cursor: pointer;
  transition: color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease, border 0.2s ease;
}

.btn.primary {
  background: var(--teal-600);
  color: #fff;
  box-shadow: var(--shadow-soft);
}

.btn.primary:hover,
.btn.primary:focus {
  background: var(--teal-500);
  box-shadow: var(--shadow-lift);
}

.btn.ghost {
  background: rgba(255, 255, 255, 0.7);
  color: var(--ink-700);
  border-color: rgba(70, 89, 95, 0.18);
}

.btn.ghost:hover,
.btn.ghost:focus {
  color: var(--ink-900);
  border-color: rgba(70, 89, 95, 0.35);
}

.hero {
  padding: 5rem 0 4rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 3rem;
  align-items: center;
}

.hero-copy > * {
  opacity: 0;
  transform: translateY(16px);
  animation: fade-up 0.7s ease forwards;
}

.hero-copy > *:nth-child(1) {
  animation-delay: 0.1s;
}

.hero-copy > *:nth-child(2) {
  animation-delay: 0.2s;
}

.hero-copy > *:nth-child(3) {
  animation-delay: 0.3s;
}

.hero-copy > *:nth-child(4) {
  animation-delay: 0.4s;
}

.hero-copy > *:nth-child(5) {
  animation-delay: 0.5s;
}

.eyebrow {
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  color: var(--teal-600);
  font-weight: 600;
  margin-bottom: 0.8rem;
}

.lead {
  font-size: 1.05rem;
  margin: 1.4rem 0 2rem;
  color: var(--ink-700);
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.trust-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1rem;
  margin-top: 2.2rem;
}

.trust-number {
  font-family: "Noto Serif SC", serif;
  font-size: 1.6rem;
  color: var(--ink-900);
}

.trust-label {
  font-size: 0.85rem;
  color: var(--ink-500);
}

.hero-visual {
  position: relative;
  min-height: 420px;
}

.panel {
  background: rgba(255, 255, 255, 0.9);
  border-radius: 24px;
  padding: 1.5rem;
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(70, 89, 95, 0.08);
}

.panel-main {
  position: relative;
  z-index: 1;
}

.panel-side {
  position: absolute;
  right: 0;
  bottom: 0;
  width: min(320px, 90%);
  transform: translate(10%, 18%);
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.4rem;
  font-weight: 600;
}

.status-chip {
  background: rgba(44, 122, 123, 0.15);
  color: var(--teal-600);
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
  font-size: 0.75rem;
}

.panel-body {
  display: grid;
  gap: 1rem;
}

.pulse-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 1rem;
  border-radius: 16px;
  background: rgba(217, 230, 223, 0.35);
}

.pulse-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--teal-600);
  box-shadow: 0 0 0 6px rgba(44, 122, 123, 0.12);
}

.pulse-dot.soft {
  background: var(--amber-400);
  box-shadow: 0 0 0 6px rgba(229, 176, 117, 0.16);
}

.pulse-dot.warm {
  background: var(--coral-500);
  box-shadow: 0 0 0 6px rgba(226, 135, 125, 0.16);
}

.pulse-title {
  font-weight: 600;
  color: var(--ink-900);
}

.pulse-sub {
  font-size: 0.85rem;
  color: var(--ink-500);
}

.chip {
  background: rgba(255, 255, 255, 0.8);
  border-radius: 999px;
  padding: 0.3rem 0.6rem;
  font-size: 0.75rem;
  color: var(--ink-700);
}

.panel-title {
  font-weight: 600;
  margin-bottom: 1rem;
}

.journey {
  display: grid;
  gap: 0.6rem;
  margin-bottom: 1rem;
}

.journey-step {
  padding: 0.6rem 0.8rem;
  border-radius: 999px;
  border: 1px solid rgba(70, 89, 95, 0.15);
  color: var(--ink-500);
}

.journey-step.active {
  border-color: rgba(44, 122, 123, 0.4);
  color: var(--teal-600);
  background: rgba(44, 122, 123, 0.08);
}

.panel-note {
  font-size: 0.85rem;
  color: var(--ink-500);
}

.hero-glow {
  position: absolute;
  top: -40px;
  left: -30px;
  width: 240px;
  height: 240px;
  background: radial-gradient(circle, rgba(226, 135, 125, 0.3), transparent 70%);
  filter: blur(0.5px);
  animation: float 6s ease-in-out infinite;
  z-index: 0;
}

.section {
  padding: 4.5rem 0;
}

.section-head {
  max-width: 640px;
  margin-bottom: 2.4rem;
}

.section-sub {
  margin-top: 1rem;
  color: var(--ink-700);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.6rem;
}

.card {
  background: rgba(255, 255, 255, 0.85);
  padding: 1.8rem;
  border-radius: 24px;
  border: 1px solid rgba(70, 89, 95, 0.1);
  box-shadow: var(--shadow-soft);
  cursor: pointer;
  transition: box-shadow 0.2s ease, transform 0.2s ease, border 0.2s ease;
}

.card:hover,
.card:focus {
  border-color: rgba(44, 122, 123, 0.35);
  box-shadow: var(--shadow-lift);
  transform: translateY(-2px);
}

.card-icon {
  width: 44px;
  height: 44px;
  border-radius: 16px;
  background: rgba(44, 122, 123, 0.12);
  display: grid;
  place-items: center;
  margin-bottom: 1rem;
  color: var(--teal-600);
}

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

.timeline {
  display: grid;
  gap: 1.4rem;
}

.timeline-item {
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: 1.2rem;
  align-items: start;
  padding: 1.4rem 1.2rem;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(70, 89, 95, 0.12);
}

.step-number {
  width: 48px;
  height: 48px;
  border-radius: 16px;
  background: rgba(226, 135, 125, 0.18);
  color: var(--coral-500);
  display: grid;
  place-items: center;
  font-weight: 600;
  font-size: 1.05rem;
}

.bento {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.4rem;
}

.bento-card {
  padding: 1.8rem;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(70, 89, 95, 0.12);
  min-height: 200px;
  position: relative;
  overflow: hidden;
}

.bento-card.highlight {
  background: linear-gradient(135deg, rgba(44, 122, 123, 0.12), rgba(255, 255, 255, 0.9));
  border-color: rgba(44, 122, 123, 0.3);
}

.bento-tag {
  position: absolute;
  bottom: 1.4rem;
  right: 1.4rem;
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
  background: rgba(44, 122, 123, 0.12);
  color: var(--teal-600);
  font-size: 0.75rem;
}

.security-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2.5rem;
  align-items: start;
}

.security-list {
  display: grid;
  gap: 1.2rem;
  margin-top: 2rem;
}

.security-item {
  padding: 1.2rem;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(70, 89, 95, 0.12);
}

.security-card {
  padding: 2rem;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(70, 89, 95, 0.12);
  box-shadow: var(--shadow-soft);
  display: grid;
  gap: 1.2rem;
}

.integration-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 1rem 0;
}

.integration-pill {
  padding: 0.4rem 0.8rem;
  background: rgba(226, 135, 125, 0.15);
  border-radius: 999px;
  font-size: 0.75rem;
  color: var(--ink-700);
}

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.4rem;
}

.kpi-card {
  padding: 1.6rem;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(70, 89, 95, 0.12);
}

.kpi-value {
  font-size: 2rem;
  font-family: "Noto Serif SC", serif;
  color: var(--ink-900);
}

.kpi-label {
  font-size: 0.9rem;
  color: var(--ink-500);
}

.story-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.4rem;
}

.story-card {
  padding: 1.8rem;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(70, 89, 95, 0.12);
}

.story-text {
  font-size: 1rem;
  color: var(--ink-700);
}

.story-meta {
  margin-top: 1rem;
  font-size: 0.85rem;
  color: var(--ink-500);
}

.cta-card {
  padding: 2.6rem;
  border-radius: 28px;
  background: linear-gradient(120deg, rgba(44, 122, 123, 0.15), rgba(226, 135, 125, 0.2));
  border: 1px solid rgba(44, 122, 123, 0.2);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2rem;
  align-items: center;
}

.cta-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.site-footer {
  padding: 3rem 0 4rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.8rem;
}

.footer-title {
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.footer-text {
  font-size: 0.9rem;
  color: var(--ink-500);
}

@keyframes fade-up {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes float {
  0%,
  100% {
    transform: translate(0, 0);
  }
  50% {
    transform: translate(10px, 12px);
  }
}

@media (max-width: 900px) {
  .nav-links {
    display: none;
  }

  .panel-side {
    position: static;
    transform: none;
    margin-top: 1.5rem;
    width: 100%;
  }

  .hero-visual {
    min-height: auto;
  }

  .header-row {
    flex-wrap: wrap;
  }
}

@media (max-width: 600px) {
  .header-cta {
    width: 100%;
    flex-direction: column;
  }

  .btn {
    width: 100%;
    text-align: center;
  }

  .timeline-item {
    grid-template-columns: 1fr;
  }

  .step-number {
    width: 44px;
    height: 44px;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }
}