:root {
  --bg: #020403;
  --bg-soft: #07100d;
  --surface: rgba(8, 15, 13, 0.68);
  --surface-strong: rgba(13, 25, 21, 0.9);
  --border: rgba(214, 255, 232, 0.09);
  --border-strong: rgba(165, 255, 203, 0.18);
  --text: #f5fff9;
  --muted: #8aa097;
  --muted-2: #5f746b;
  --green: #24e08a;
  --green-deep: #06945a;
  --cyan: #70e6ff;
  --amber: #ffd166;
  --shadow: 0 30px 100px rgba(0, 0, 0, 0.55);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--bg);
}

body {
  margin: 0;
  color: var(--text);
  font-family: "Microsoft YaHei UI", "Microsoft YaHei", "PingFang SC", "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 50% -20%, rgba(36, 224, 138, 0.16), transparent 36%),
    linear-gradient(180deg, #020403 0%, #06110d 42%, #020403 100%);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1000;
  opacity: 0.12;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 220 220' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.78' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.18'/%3E%3C/svg%3E");
}

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

.bg-grid {
  position: fixed;
  inset: 0;
  z-index: -3;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, black 0%, transparent 84%);
}

.ambient-light {
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  overflow: hidden;
}

.light {
  position: absolute;
  border-radius: 999px;
  filter: blur(110px);
  opacity: 0.16;
  animation: drift 22s ease-in-out infinite alternate;
}

.light-a {
  width: 620px;
  height: 620px;
  top: -260px;
  left: -130px;
  background: var(--green);
}

.light-b {
  width: 560px;
  height: 560px;
  right: -170px;
  top: 360px;
  background: var(--cyan);
  animation-delay: -8s;
}

.light-c {
  width: 520px;
  height: 520px;
  left: 34%;
  bottom: -230px;
  background: #8affba;
  opacity: 0.09;
  animation-delay: -14s;
}

@keyframes drift {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to { transform: translate3d(60px, 42px, 0) scale(1.08); }
}

.top-alert {
  position: relative;
  z-index: 20;
  min-height: 42px;
  padding: 9px 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: #d8ffea;
  font-size: 12px;
  font-weight: 700;
  background: linear-gradient(90deg, rgba(5, 16, 12, 0.88), rgba(8, 36, 25, 0.88), rgba(5, 16, 12, 0.88));
  border-bottom: 1px solid rgba(36, 224, 138, 0.14);
}

.dot,
.pulse {
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: var(--green);
  box-shadow: 0 0 16px rgba(36, 224, 138, 0.9);
  flex: 0 0 auto;
}

.tag {
  color: #04100b;
  background: var(--green);
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 10px;
  text-transform: uppercase;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(2, 4, 3, 0.58);
  backdrop-filter: blur(24px) saturate(170%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.035);
}

.nav {
  max-width: 1240px;
  margin: 0 auto;
  padding: 15px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 16px;
  font-weight: 800;
  letter-spacing: 0;
  white-space: nowrap;
}

.brand img {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  box-shadow: 0 14px 34px rgba(36, 224, 138, 0.28);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.nav-links a {
  transition: color 0.2s ease;
}

.nav-links a:hover {
  color: var(--text);
}

.nav-links a.nav-beta-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  min-height: 28px;
  padding: 0 11px 0 7px;
  border-radius: 999px;
  color: #fff;
  font-weight: 800;
  background: linear-gradient(135deg, #f2fff8 0%, #24e08a 58%, #16b977 100%);
  box-shadow: 0 12px 28px rgba(36, 224, 138, 0.28);
  transition: transform 0.22s ease, box-shadow 0.22s ease, filter 0.22s ease;
}

.nav-links a.nav-beta-link:hover {
  color: #fff;
  filter: brightness(1.06);
  box-shadow: 0 16px 34px rgba(36, 224, 138, 0.38);
}


.nav-beta-icon {
  width: 15px;
  height: 15px;
  display: block;
  flex: 0 0 15px;
}


.nav-actions {
  display: flex;
  gap: 10px;
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 13px;
  font-weight: 800;
  cursor: pointer;
  transition: transform 0.22s ease, background 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
}

.btn:hover {
  transform: translateY(-4px);
}

.btn-primary {
  color: #03110a;
  background: linear-gradient(135deg, #f2fff8 0%, #24e08a 68%, #16b977 100%);
  border-color: rgba(255, 255, 255, 0.72);
  box-shadow: 0 14px 34px rgba(36, 224, 138, 0.25);
}

.btn-outline,
.btn-ghost {
  color: var(--text);
  background: rgba(255, 255, 255, 0.035);
  border-color: var(--border);
}

.btn-outline:hover,
.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.075);
  border-color: var(--border-strong);
}

.btn-large {
  min-height: 50px;
  padding: 0 24px;
  font-size: 14px;
}

.hero {
  width: min(1240px, calc(100% - 48px));
  margin: 0 auto;
  padding: 88px 0 58px;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(520px, 1.1fr);
  gap: 44px;
  align-items: center;
}

.hero-copy {
  min-width: 0;
}

.hero-badge,
.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #b7ffd8;
  background: rgba(36, 224, 138, 0.07);
  border: 1px solid rgba(36, 224, 138, 0.16);
  border-radius: 999px;
  padding: 7px 14px;
  font-size: 12px;
  font-weight: 800;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

.hero h1 {
  margin: 26px 0 22px;
  font-size: clamp(44px, 6vw, 78px);
  line-height: 1.08;
  letter-spacing: 0;
  font-weight: 900;
  background: linear-gradient(180deg, #ffffff 18%, #dcffeb 58%, #73dca5 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  max-width: 620px;
  margin-bottom: 34px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.9;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.sibling-product {
  width: fit-content;
  max-width: 100%;
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 28px;
  padding: 10px 14px;
  border: 1px solid rgba(36, 224, 138, 0.16);
  border-radius: 999px;
  background: rgba(36, 224, 138, 0.055);
  color: #dffff0;
  font-size: 12px;
  font-weight: 800;
  transition: transform 0.22s ease, border-color 0.22s ease, background 0.22s ease;
}

.sibling-product:hover {
  transform: translateY(-4px);
  border-color: rgba(36, 224, 138, 0.34);
  background: rgba(36, 224, 138, 0.09);
}

.sibling-product span {
  color: var(--muted);
}

.sibling-product strong {
  color: var(--green);
}

.sibling-product em {
  color: var(--muted);
  font-style: normal;
}

.hero-notes {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hero-notes span {
  color: #c9f4dc;
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(255, 255, 255, 0.055);
  border-radius: 999px;
  padding: 8px 12px;
  font-size: 12px;
  font-weight: 800;
}

.product-stage {
  position: relative;
}

.desktop-shell {
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 24px;
  background:
    radial-gradient(circle at 80% 15%, rgba(36, 224, 138, 0.12), transparent 34%),
    linear-gradient(180deg, rgba(20, 36, 31, 0.74), rgba(5, 10, 8, 0.88));
  box-shadow: var(--shadow), inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.shell-top {
  height: 54px;
  display: grid;
  grid-template-columns: 90px 1fr 70px;
  align-items: center;
  padding: 0 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.055);
  color: #c9f4dc;
  font-size: 12px;
  font-weight: 800;
}

.window-dots {
  display: flex;
  gap: 5px;
}

.window-dots i {
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.24);
}

.window-dots i:nth-child(1) { background: #ff6a6a; }
.window-dots i:nth-child(2) { background: #ffd166; }
.window-dots i:nth-child(3) { background: #24e08a; }

.shell-top span {
  text-align: center;
}

.shell-top em {
  justify-self: end;
  color: var(--green);
  font-style: normal;
}

.assistant-panel {
  display: grid;
  grid-template-columns: 210px 1fr;
  min-height: 510px;
}

.panel-sidebar {
  padding: 18px;
  border-right: 1px solid rgba(255, 255, 255, 0.055);
  background: rgba(0, 0, 0, 0.18);
}

.profile-chip {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px;
  margin-bottom: 18px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(255, 255, 255, 0.055);
}

.profile-chip img {
  width: 36px;
  height: 36px;
  border-radius: 11px;
}

.profile-chip strong,
.profile-chip small {
  display: block;
}

.profile-chip strong {
  font-size: 13px;
}

.profile-chip small {
  color: var(--muted);
  font-size: 11px;
}

.side-item {
  width: 100%;
  height: 42px;
  margin-bottom: 8px;
  border: 1px solid transparent;
  border-radius: 12px;
  color: var(--muted);
  background: transparent;
  text-align: left;
  padding: 0 12px;
  font: inherit;
  font-size: 13px;
  font-weight: 800;
}

.side-item.active {
  color: #04100b;
  background: var(--green);
}

.side-item.disabled {
  color: var(--muted-2);
  border-color: rgba(255, 255, 255, 0.04);
}

.chat-console {
  padding: 24px;
}

.console-header {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: flex-start;
  margin-bottom: 22px;
}

.eyebrow {
  color: var(--green);
  font-size: 12px;
  font-weight: 900;
}

.console-header h2 {
  margin: 5px 0 0;
  font-size: 28px;
  line-height: 1.2;
}

.score-card {
  min-width: 118px;
  padding: 12px 14px;
  border: 1px solid rgba(255, 255, 255, 0.075);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.04);
}

.score-card span {
  display: block;
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
}

.score-card strong {
  color: #fff;
  font-size: 28px;
  line-height: 1.1;
}

.chat-stream {
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 355px;
  max-height: 355px;
  overflow: hidden;
}

.message {
  display: flex;
  gap: 10px;
  max-width: 92%;
  animation: popIn 0.45s cubic-bezier(0.2, 0.9, 0.2, 1) both;
}

.message.ai {
  align-self: flex-end;
  flex-direction: row-reverse;
}

.avatar {
  width: 32px;
  height: 32px;
  flex: 0 0 32px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  color: #03110a;
  background: #e9fff2;
  font-size: 12px;
  font-weight: 900;
}

.message.ai .avatar {
  background: var(--green);
}

.bubble {
  padding: 11px 14px;
  border-radius: 15px;
  color: #e9fff2;
  font-size: 13px;
  line-height: 1.6;
  background: rgba(255, 255, 255, 0.055);
  border: 1px solid rgba(255, 255, 255, 0.065);
}

.message.ai .bubble {
  color: #03110a;
  background: linear-gradient(135deg, #f2fff8, #24e08a);
  border-color: rgba(255, 255, 255, 0.5);
  font-weight: 800;
}

.system-pill {
  align-self: center;
  max-width: 95%;
  padding: 6px 12px;
  border: 1px solid rgba(36, 224, 138, 0.18);
  border-radius: 999px;
  color: #b7ffd8;
  background: rgba(36, 224, 138, 0.055);
  font-size: 11px;
  font-weight: 800;
  animation: popIn 0.45s ease both;
}

.typing {
  align-self: flex-end;
  display: flex;
  gap: 5px;
  padding: 12px 14px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.045);
}

.typing i {
  width: 5px;
  height: 5px;
  border-radius: 999px;
  background: #fff;
  animation: bounce 0.9s infinite alternate;
}

.typing i:nth-child(2) { animation-delay: 0.15s; }
.typing i:nth-child(3) { animation-delay: 0.3s; }

@keyframes bounce {
  to { transform: translateY(-4px); opacity: 0.45; }
}

@keyframes popIn {
  from { opacity: 0; transform: translateY(14px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.metrics-band {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto 30px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--border);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.035);
  backdrop-filter: blur(18px);
  overflow: hidden;
}

.metrics-band div {
  padding: 24px;
  border-right: 1px solid var(--border);
}

.metrics-band div:last-child {
  border-right: 0;
}

.metrics-band strong,
.metrics-band span {
  display: block;
}

.metrics-band strong {
  color: #fff;
  font-size: 30px;
  line-height: 1.1;
  font-weight: 900;
}

.metrics-band span {
  color: var(--muted);
  margin-top: 8px;
  font-size: 12px;
  font-weight: 800;
}

.section {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
  padding: 82px 0;
}

.section-heading {
  max-width: 720px;
  margin: 0 auto 42px;
  text-align: center;
}

.section-heading h2,
.flow-copy h2,
.pricing-copy h2,
.contact-card h2 {
  margin: 16px 0 12px;
  font-size: clamp(30px, 4.8vw, 48px);
  line-height: 1.16;
  letter-spacing: 0;
  font-weight: 900;
  background: linear-gradient(180deg, #fff 25%, #caefd9 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-heading p,
.flow-copy p,
.pricing-copy p,
.contact-card p {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

.bento-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: minmax(220px, auto);
  gap: 18px;
}

.feature-card,
.scene-card,
.faq-card {
  position: relative;
  overflow: hidden;
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: var(--surface);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.035);
  backdrop-filter: blur(16px);
  transition: transform 0.24s ease, border-color 0.24s ease, background 0.24s ease;
}

.feature-card:hover,
.scene-card:hover,
.faq-card:hover {
  transform: translateY(-5px);
  border-color: var(--border-strong);
  background: var(--surface-strong);
}

.feature-card::before,
.scene-card::before,
.faq-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(280px circle at var(--x, 50%) var(--y, 0%), rgba(36, 224, 138, 0.08), transparent 70%);
  opacity: 0;
  transition: opacity 0.25s ease;
  pointer-events: none;
}

.feature-card:hover::before,
.scene-card:hover::before,
.faq-card:hover::before {
  opacity: 1;
}

.feature-card.wide {
  grid-column: span 2;
}

.feature-card.tall {
  grid-row: span 2;
}

.icon-box {
  width: 38px;
  height: 38px;
  display: inline-grid;
  place-items: center;
  margin-bottom: 18px;
  color: #03110a;
  background: var(--green);
  border-radius: 12px;
  font-size: 13px;
  font-weight: 900;
  box-shadow: 0 16px 30px rgba(36, 224, 138, 0.22);
}

.feature-card h3,
.scene-card h3,
.faq-card h3 {
  position: relative;
  margin-bottom: 10px;
  color: #fff;
  font-size: 21px;
  line-height: 1.35;
}

.feature-card p,
.scene-card p,
.faq-card p {
  position: relative;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
  margin-bottom: 0;
}

.mini-flow {
  position: relative;
  margin-top: 25px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
}

.mini-flow span {
  padding: 9px 13px;
  border-radius: 999px;
  color: #dffff0;
  background: rgba(255, 255, 255, 0.055);
  border: 1px solid rgba(255, 255, 255, 0.07);
  font-size: 12px;
  font-weight: 900;
}

.mini-flow i {
  width: 28px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--green));
}

.check-list {
  position: relative;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.check-list li {
  color: #dffff0;
  font-size: 13px;
  font-weight: 800;
}

.check-list li::before {
  content: "";
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-right: 9px;
  border-radius: 999px;
  background: var(--green);
  box-shadow: 0 0 14px rgba(36, 224, 138, 0.8);
}

.flow-section,
.pricing-section,
.contact-section {
  width: 100%;
  padding: 82px 24px;
}

.flow-section {
  margin-top: 42px;
  background:
    radial-gradient(circle at 75% 50%, rgba(36, 224, 138, 0.11), transparent 34%),
    linear-gradient(180deg, rgba(7, 18, 13, 0.62), rgba(2, 4, 3, 0.62));
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  gap: 60px;
  align-items: center;
}

.flow-copy,
.flow-diagram,
.pricing-card,
.contact-card {
  width: min(1180px, 100%);
  margin: 0 auto;
}

.flow-copy {
  justify-self: end;
  max-width: 470px;
}

.flow-diagram {
  justify-self: start;
  position: relative;
  display: grid;
  gap: 16px;
  max-width: 630px;
}

.flow-line {
  position: absolute;
  left: 30px;
  top: 34px;
  bottom: 34px;
  width: 2px;
  background: linear-gradient(180deg, var(--green), rgba(112, 230, 255, 0.2));
}

.flow-line span {
  position: absolute;
  left: -3px;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: #fff;
  box-shadow: 0 0 18px #fff;
  animation: flowMove 3.4s linear infinite;
}

@keyframes flowMove {
  from { top: 0; opacity: 0; }
  15% { opacity: 1; }
  85% { opacity: 1; }
  to { top: 100%; opacity: 0; }
}

.flow-node {
  position: relative;
  z-index: 1;
  display: flex;
  gap: 18px;
  align-items: center;
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: rgba(3, 8, 6, 0.78);
  backdrop-filter: blur(16px);
}

.flow-node b {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border-radius: 13px;
  color: #03110a;
  background: var(--green);
  font-size: 13px;
}

.flow-node h3 {
  margin: 0 0 5px;
  font-size: 16px;
}

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

.scene-grid,
.faq-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

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

.pricing-card,
.contact-card {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
  padding: 44px;
  border: 1px solid var(--border);
  border-radius: 28px;
  background:
    radial-gradient(circle at 86% 20%, rgba(36, 224, 138, 0.12), transparent 36%),
    linear-gradient(135deg, rgba(13, 25, 21, 0.88), rgba(4, 9, 7, 0.88));
  box-shadow: var(--shadow);
}

.pricing-panel {
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.075);
  border-radius: 20px;
  background: rgba(0, 0, 0, 0.18);
}

.credit-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

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

.credit-row span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.credit-row strong {
  color: #fff;
  text-align: right;
}

.credit-row.muted strong {
  color: var(--amber);
}

.pricing-panel .btn {
  width: 100%;
  margin-top: 20px;
}

.wechat-service-card {
  justify-self: end;
  width: min(260px, 100%);
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.045);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.36);
  text-align: center;
}

.wechat-service-card img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 16px;
  background: #fff;
}

.wechat-service-card strong,
.wechat-service-card span {
  display: block;
}

.wechat-service-card strong {
  margin-top: 14px;
  color: #fff;
  font-size: 15px;
}

.wechat-service-card span {
  margin-top: 4px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.site-footer {
  padding: 32px 24px 46px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  text-align: center;
  font-size: 12px;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 18px;
  margin-bottom: 12px;
  color: #dffff0;
  font-weight: 800;
}

@media (max-width: 1060px) {
  .nav-links {
    display: none;
  }

  .hero {
    grid-template-columns: 1fr;
    padding-top: 60px;
  }

  .hero-copy {
    text-align: center;
  }

  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
  }

  .sibling-product {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-actions,
  .hero-notes {
    justify-content: center;
  }

  .metrics-band,
  .bento-grid,
  .scene-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .feature-card.wide,
  .feature-card.tall {
    grid-column: auto;
    grid-row: auto;
  }

  .flow-section {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .flow-copy,
  .flow-diagram {
    justify-self: center;
    max-width: 760px;
  }
}

@media (max-width: 760px) {
  .top-alert {
    padding: 8px 14px;
    font-size: 11px;
  }

  .tag {
    display: none;
  }

  .nav {
    padding: 13px 16px;
  }

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

  .brand span {
    font-size: 14px;
  }

  .hero,
  .section,
  .metrics-band {
    width: min(100% - 32px, 1180px);
  }

  .hero {
    padding: 46px 0 34px;
  }

  .hero h1 {
    font-size: clamp(38px, 13vw, 54px);
  }

  .hero-subtitle {
    font-size: 15px;
  }

  .hero-actions {
    flex-direction: column;
  }

  .assistant-panel {
    grid-template-columns: 1fr;
  }

  .panel-sidebar {
    display: none;
  }

  .shell-top {
    grid-template-columns: 70px 1fr 48px;
    padding: 0 12px;
  }

  .chat-console {
    padding: 18px;
  }

  .console-header {
    flex-direction: column;
  }

  .score-card {
    width: 100%;
  }

  .metrics-band,
  .bento-grid,
  .scene-grid,
  .faq-grid,
  .pricing-card,
  .contact-card {
    grid-template-columns: 1fr;
  }

  .metrics-band div {
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }

  .metrics-band div:last-child {
    border-bottom: 0;
  }

  .section,
  .flow-section,
  .pricing-section,
  .contact-section {
    padding-top: 54px;
    padding-bottom: 54px;
  }

  .pricing-card,
  .contact-card {
    padding: 28px 20px;
  }

  .wechat-service-card {
    justify-self: center;
  }
}