:root {
  --bg: #f6f0e8;
  --bg-deep: #1e2432;
  --surface: rgba(255, 255, 255, 0.76);
  --surface-strong: rgba(17, 23, 36, 0.88);
  --surface-soft: rgba(255, 250, 244, 0.72);
  --ink: #182130;
  --ink-soft: #526074;
  --line: rgba(24, 33, 48, 0.1);
  --accent: #0cbeaa;
  --accent-soft: rgba(12, 190, 170, 0.15);
  --accent-warm: #ff8a3d;
  --accent-warm-soft: rgba(255, 138, 61, 0.15);
  --accent-cold: #2b77ff;
  --white: #ffffff;
  --shadow: 0 30px 80px rgba(27, 34, 48, 0.12);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 14px;
  --content-width: 1280px;
  --section-space: clamp(40px, 6vw, 76px);
  --focus-ring: 0 0 0 4px rgba(43, 119, 255, 0.14);
  --card-lift: translateY(-6px);
  --heading-font: "HarmonyOS Sans SC", "Microsoft YaHei UI", "PingFang SC", sans-serif;
  --body-font: "Source Han Sans SC", "Microsoft YaHei UI", "PingFang SC", sans-serif;
  --mono-font: "Consolas", "SFMono-Regular", monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  font-family: var(--body-font);
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(255, 191, 145, 0.5), transparent 28%),
    radial-gradient(circle at 82% 8%, rgba(43, 119, 255, 0.16), transparent 24%),
    linear-gradient(180deg, #fcf8f2 0%, #f6f0e8 40%, #f0f4f7 100%);
  line-height: 1.65;
  overflow-x: hidden;
}

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

img {
  max-width: 100%;
}

button,
input,
select {
  font: inherit;
}

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

.page-glow {
  position: fixed;
  inset: auto;
  width: 32rem;
  height: 32rem;
  border-radius: 50%;
  filter: blur(70px);
  opacity: 0.42;
  pointer-events: none;
  z-index: 0;
}

.page-glow-a {
  top: -8rem;
  right: -6rem;
  background: rgba(12, 190, 170, 0.18);
}

.page-glow-b {
  bottom: -10rem;
  left: -10rem;
  background: rgba(255, 138, 61, 0.2);
}

.site-header,
.site-footer,
.section-shell {
  position: relative;
  z-index: 1;
}

.site-header {
  width: min(calc(100% - 32px), var(--content-width));
  margin: 18px auto 0;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.65);
  border-radius: 999px;
  backdrop-filter: blur(18px);
  box-shadow: 0 18px 40px rgba(32, 44, 66, 0.08);
  position: sticky;
  top: 16px;
  z-index: 10;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: max-content;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.78), rgba(255, 255, 255, 0.08)),
    linear-gradient(140deg, var(--accent-cold), var(--accent));
  position: relative;
  box-shadow:
    inset 0 1px 1px rgba(255, 255, 255, 0.5),
    0 12px 28px rgba(43, 119, 255, 0.22);
}

.brand-mark::before,
.brand-mark::after {
  content: "";
  position: absolute;
  background: rgba(255, 255, 255, 0.85);
  border-radius: 999px;
}

.brand-mark::before {
  width: 18px;
  height: 18px;
  left: 8px;
  top: 12px;
}

.brand-mark::after {
  width: 10px;
  height: 10px;
  right: 7px;
  top: 8px;
  box-shadow: 0 15px 0 rgba(255, 255, 255, 0.75);
}

.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.brand-copy strong {
  font-size: 0.98rem;
  font-family: var(--heading-font);
  letter-spacing: 0.04em;
}

.brand-copy span {
  font-size: 0.8rem;
  color: var(--ink-soft);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 22px;
  flex-wrap: wrap;
  justify-content: center;
}

.site-nav a {
  font-size: 0.94rem;
  color: rgba(24, 33, 48, 0.86);
  padding: 8px 14px;
  border-radius: 999px;
  transition:
    color 0.25s ease,
    transform 0.25s ease,
    background-color 0.25s ease,
    box-shadow 0.25s ease;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--accent-cold);
  transform: translateY(-1px);
}

.site-nav a.is-current {
  color: var(--accent-cold);
  background: rgba(43, 119, 255, 0.08);
  box-shadow: inset 0 0 0 1px rgba(43, 119, 255, 0.12);
}

.header-cta,
.button,
.console-button,
.send-button,
.step-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  cursor: pointer;
  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease,
    background-color 0.25s ease,
    color 0.25s ease,
    border-color 0.25s ease;
}

.header-cta,
.button {
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
}

.header-cta {
  min-width: max-content;
  background: var(--ink);
  color: var(--white);
  box-shadow: 0 18px 28px rgba(24, 33, 48, 0.16);
}

.header-cta:hover,
.button:hover,
.console-button:hover,
.send-button:hover,
.step-pill:hover {
  transform: translateY(-2px);
}

.header-cta:active,
.button:active,
.console-button:active,
.send-button:active,
.step-pill:active {
  transform: translateY(0) scale(0.985);
}

.header-cta:focus-visible,
.button:focus-visible,
.console-button:focus-visible,
.send-button:focus-visible,
.step-pill:focus-visible,
.site-nav a:focus-visible,
.compose-field:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

.section-shell {
  width: min(calc(100% - 32px), var(--content-width));
  margin: 0 auto;
  scroll-margin-top: 120px;
}

.hero {
  padding: clamp(68px, 9vw, 108px) 0 clamp(38px, 6vw, 72px);
  display: grid;
  grid-template-columns: minmax(0, 1.03fr) minmax(0, 0.97fr);
  gap: 28px;
  align-items: center;
}

.eyebrow,
.small-kicker {
  margin: 0 0 14px;
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(24, 33, 48, 0.5);
}

.hero h1,
.section-head h2,
.highlight-card h2,
.interface-copy h2,
.visual-card-side h2 {
  margin: 0;
  font-family: var(--heading-font);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.03em;
}

.hero h1 {
  font-size: clamp(2.8rem, 6vw, 5.2rem);
}

.hero-intro,
.section-head p,
.interface-copy p,
.highlight-card p,
.scene-card p,
.plan-note,
.site-footer p {
  color: var(--ink-soft);
}

.hero-intro {
  max-width: 39rem;
  margin: 22px 0 0;
  font-size: 1.08rem;
}

.hero-actions {
  margin-top: 28px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  align-items: center;
}

.button-primary {
  color: var(--white);
  background: linear-gradient(135deg, var(--ink), #2d3950);
  box-shadow: 0 18px 32px rgba(24, 33, 48, 0.18);
}

.button-secondary {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(24, 33, 48, 0.08);
}

.hero-facts {
  list-style: none;
  padding: 0;
  margin: 34px 0 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.hero-facts li,
.highlight-card,
.feature-card,
.advantage-card,
.scene-card,
.plan-card,
.console-card,
.demo-stage,
.demo-sidebar,
.visual-card {
  border: 1px solid rgba(255, 255, 255, 0.7);
  box-shadow: var(--shadow);
}

.visual-card,
.highlight-card,
.feature-card,
.advantage-card,
.scene-card,
.plan-card,
.console-card,
.hardware-visual-card,
.hardware-copy-card {
  transition:
    transform 0.32s ease,
    box-shadow 0.32s ease,
    border-color 0.32s ease;
}

@media (hover: hover) {
  .visual-card:hover,
  .highlight-card:hover,
  .feature-card:hover,
  .advantage-card:hover,
  .scene-card:hover,
  .plan-card:hover,
  .hardware-visual-card:hover,
  .hardware-copy-card:hover {
    transform: var(--card-lift);
    border-color: rgba(43, 119, 255, 0.18);
    box-shadow: 0 34px 90px rgba(27, 34, 48, 0.16);
  }
}

.hero-facts li {
  padding: 16px 18px;
  background: rgba(255, 255, 255, 0.62);
  border-radius: var(--radius-md);
  backdrop-filter: blur(14px);
}

.hero-facts strong {
  display: block;
  font-family: var(--heading-font);
  font-size: 1.08rem;
  letter-spacing: 0.06em;
}

.hero-facts span {
  display: block;
  margin-top: 6px;
  font-size: 0.9rem;
  color: var(--ink-soft);
}

.hero-visual {
  position: relative;
  display: grid;
  gap: 18px;
}

.visual-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-xl);
  padding: 24px;
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.52));
  backdrop-filter: blur(18px);
}

.visual-card::before {
  content: "";
  position: absolute;
  inset: -30% auto auto -10%;
  width: 18rem;
  height: 18rem;
  background: radial-gradient(circle, rgba(12, 190, 170, 0.16), transparent 62%);
  pointer-events: none;
}

.visual-card-main {
  min-height: 25rem;
}

.visual-topline,
.reply-card-head,
.console-topbar,
.demo-stage-top,
.phone-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.visual-topline {
  font-size: 0.9rem;
  color: rgba(24, 33, 48, 0.65);
}

.status-dot,
.state {
  display: inline-flex;
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.status-dot {
  background: var(--accent);
  box-shadow: 0 0 0 8px rgba(12, 190, 170, 0.12);
}

.status-chip,
.live-chip,
.status-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 32px;
  padding: 0 12px;
  border-radius: 999px;
  font-size: 0.82rem;
}

.status-chip {
  background: rgba(24, 33, 48, 0.08);
  color: var(--ink);
}

.signal-list {
  margin-top: 24px;
  display: grid;
  gap: 14px;
}

.signal-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.74);
  color: rgba(24, 33, 48, 0.78);
  border: 1px solid rgba(24, 33, 48, 0.06);
}

.signal-row span {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-cold), var(--accent));
  box-shadow: 0 0 0 6px rgba(12, 190, 170, 0.12);
}

.signal-row.is-active {
  transform: translateX(8px);
}

.hero-visual-footer,
.reply-meta,
.step-tags,
.console-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hero-visual-footer {
  margin-top: 22px;
}

.hero-visual-footer span,
.step-tags span,
.reply-meta span,
.status-pill {
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(24, 33, 48, 0.06);
  font-size: 0.88rem;
  color: rgba(24, 33, 48, 0.72);
}

.mini-metrics {
  margin-top: 24px;
  display: grid;
  gap: 12px;
}

.mini-metrics div {
  padding: 14px 16px;
  background: rgba(17, 23, 36, 0.9);
  border-radius: 20px;
  color: rgba(255, 255, 255, 0.88);
}

.mini-metrics strong,
.feature-card h3,
.advantage-card h3,
.scene-card h3,
.plan-card h3,
.highlight-card h2,
.interface-copy h2,
.console-tabs .tab {
  font-family: var(--heading-font);
}

.mini-metrics span {
  display: block;
  margin-top: 4px;
  color: rgba(255, 255, 255, 0.62);
}

.highlights,
.features,
.advantages,
.scenes,
.plans,
.hardware {
  padding: var(--section-space) 0 18px;
}

.highlights {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.highlight-card,
.feature-card,
.advantage-card,
.scene-card,
.plan-card,
.console-card,
.demo-sidebar {
  padding: 26px;
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.66);
  backdrop-filter: blur(14px);
}

.highlight-card h2 {
  font-size: clamp(1.4rem, 3vw, 2.1rem);
  margin-bottom: 14px;
}

.section-head {
  max-width: 45rem;
  margin-bottom: 28px;
}

.section-head h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 12px;
}

.demo {
  padding: var(--section-space) 0 18px;
}

.demo-shell {
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.demo-sidebar {
  display: grid;
  gap: 12px;
  position: sticky;
  top: 112px;
  align-self: start;
}

.step-pill {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  border: 1px solid rgba(24, 33, 48, 0.08);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.68);
  color: var(--ink);
  text-align: left;
  cursor: pointer;
  transition:
    background-color 0.25s ease,
    border-color 0.25s ease,
    box-shadow 0.25s ease,
    transform 0.25s ease;
}

.step-pill span {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  font-family: var(--mono-font);
  background: rgba(24, 33, 48, 0.06);
}

.step-pill.is-active {
  background: linear-gradient(135deg, rgba(12, 190, 170, 0.16), rgba(43, 119, 255, 0.16));
  border-color: rgba(43, 119, 255, 0.18);
  box-shadow: 0 18px 36px rgba(43, 119, 255, 0.1);
}

.demo-stage {
  padding: clamp(20px, 3vw, 30px);
  border-radius: calc(var(--radius-xl) + 4px);
  background:
    linear-gradient(180deg, rgba(15, 20, 33, 0.94), rgba(22, 28, 42, 0.96)),
    radial-gradient(circle at top left, rgba(12, 190, 170, 0.2), transparent 30%);
  color: rgba(255, 255, 255, 0.88);
  box-shadow: 0 42px 72px rgba(9, 16, 28, 0.24);
}

.demo-stage h3,
.decision-copy h4,
.panel-head h4 {
  margin: 0;
  font-family: var(--heading-font);
}

.demo-stage-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 18px;
  margin-bottom: 24px;
}

.demo-microcopy {
  margin: 12px 0 0;
  max-width: 40rem;
  color: rgba(255, 255, 255, 0.68);
}

.live-stack {
  display: grid;
  justify-items: end;
  gap: 8px;
}

.live-chip {
  background: rgba(12, 190, 170, 0.14);
  color: #9ef2df;
  border: 1px solid rgba(12, 190, 170, 0.22);
}

.live-subchip {
  display: inline-flex;
  align-items: center;
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.78rem;
}

.demo-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.14fr) minmax(0, 0.86fr);
  grid-template-areas:
    "phone pipeline"
    "phone result";
  gap: 16px;
  align-items: start;
}

.panel {
  min-height: auto;
  padding: 20px;
  border-radius: 26px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
}

.panel-head .small-kicker,
.decision-copy .small-kicker,
.reply-card-head {
  color: rgba(255, 255, 255, 0.58);
}

.panel-head h4 {
  margin-top: 6px;
  font-size: 1.08rem;
}

.panel-badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.panel-badges span {
  display: inline-flex;
  align-items: center;
  padding: 8px 11px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.64);
  font-size: 0.78rem;
}

.phone-panel {
  grid-area: phone;
}

.pipeline-panel {
  grid-area: pipeline;
  display: grid;
  gap: 18px;
  align-content: start;
}

.result-panel {
  grid-area: result;
  display: grid;
  gap: 16px;
  align-content: start;
}

.phone-shell {
  height: 100%;
  display: grid;
  gap: 12px;
  padding: 14px;
  border-radius: 32px;
  background: linear-gradient(180deg, rgba(7, 11, 18, 0.96), rgba(17, 23, 35, 0.98));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    0 30px 55px rgba(0, 0, 0, 0.32);
}

.phone-notch {
  width: min(34%, 132px);
  height: 18px;
  margin: 0 auto;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
}

.phone-screen {
  display: grid;
  gap: 12px;
  padding: 14px;
  border-radius: 26px;
  background: linear-gradient(180deg, #f5f8fb, #edf2f7);
  color: var(--ink);
}

.phone-statusbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.78rem;
  color: #6d7789;
}

.status-icons {
  display: flex;
  align-items: center;
  gap: 6px;
}

.status-icons i {
  display: block;
  border-radius: 999px;
  background: #758096;
}

.status-icons i:nth-child(1) {
  width: 14px;
  height: 4px;
  opacity: 0.48;
}

.status-icons i:nth-child(2) {
  width: 18px;
  height: 4px;
  opacity: 0.72;
}

.status-icons i:nth-child(3) {
  width: 24px;
  height: 8px;
}

.phone-topbar {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 14px 26px rgba(23, 35, 57, 0.08);
}

.phone-back {
  width: 12px;
  height: 12px;
  margin-left: 4px;
  border-left: 2px solid #1f2937;
  border-bottom: 2px solid #1f2937;
  transform: rotate(45deg);
}

.phone-contact strong {
  display: block;
  font-size: 0.98rem;
}

.phone-contact span {
  display: block;
  margin-top: 3px;
  font-size: 0.75rem;
  color: #738094;
}

.phone-status {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
  color: #0a7668;
  background: rgba(12, 190, 170, 0.12);
  border: 1px solid rgba(12, 190, 170, 0.14);
}

.phone-divider {
  width: max-content;
  margin: 2px auto 0;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(24, 33, 48, 0.08);
  color: #6e7788;
  font-size: 0.74rem;
}

.phone-body {
  display: grid;
  align-content: start;
  gap: 14px;
  min-height: 22rem;
}

.message-row {
  display: grid;
  gap: 10px;
  align-items: end;
}

.incoming-row {
  grid-template-columns: auto 1fr;
}

.outgoing-row {
  grid-template-columns: 1fr auto;
  justify-items: end;
}

.message-avatar {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  color: var(--white);
  font-size: 0.8rem;
  font-weight: 700;
  box-shadow: 0 12px 22px rgba(23, 35, 57, 0.16);
}

.avatar-user {
  background: linear-gradient(135deg, #ff8a3d, #ffb36c);
}

.avatar-ai {
  background: linear-gradient(135deg, #0cbfaa, #2b77ff);
}

.message-stack {
  display: grid;
  gap: 6px;
}

.outgoing-stack {
  justify-items: end;
}

.message-name {
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  color: #778296;
}

.message-meta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.76rem;
  color: #7c8696;
}

.outgoing-meta {
  justify-self: end;
}

.bubble {
  max-width: min(94%, 24rem);
  padding: 14px 16px;
  border-radius: 18px;
  font-size: 0.95rem;
  line-height: 1.62;
  transition:
    transform 0.45s ease,
    opacity 0.45s ease,
    box-shadow 0.45s ease,
    background-color 0.45s ease;
}

.bubble-in {
  background: rgba(255, 255, 255, 0.98);
  color: var(--ink);
  border-top-left-radius: 8px;
  box-shadow: 0 16px 26px rgba(23, 35, 57, 0.12);
}

.bubble-out {
  justify-self: end;
  background: linear-gradient(135deg, rgba(12, 190, 170, 0.94), rgba(43, 119, 255, 0.92));
  color: var(--white);
  border-top-right-radius: 8px;
  opacity: 0.16;
  transform: translateY(18px) scale(0.98);
}

.assistant-card {
  display: grid;
  gap: 10px;
  max-width: min(92%, 23rem);
  padding: 14px 15px;
  border-radius: 18px;
  background: linear-gradient(135deg, rgba(12, 190, 170, 0.12), rgba(43, 119, 255, 0.08));
  border: 1px solid rgba(43, 119, 255, 0.12);
  box-shadow: 0 14px 24px rgba(43, 119, 255, 0.08);
  opacity: 0;
  transform: translateY(16px);
}

.assistant-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.agent-chip {
  display: inline-flex;
  width: max-content;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(12, 190, 170, 0.14);
  color: #067667;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
}

.assistant-pulse {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(43, 119, 255, 0.08);
  color: #2b77ff;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
}

.agent-text {
  color: #273246;
}

.typing-dots {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.typing-dots i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(43, 119, 255, 0.78);
  animation: dotsBlink 1.1s ease-in-out infinite;
}

.typing-dots i:nth-child(2) {
  animation-delay: 0.18s;
}

.typing-dots i:nth-child(3) {
  animation-delay: 0.36s;
}

.phone-context {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.phone-context span {
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(24, 33, 48, 0.06);
  color: #536178;
  border: 1px solid rgba(24, 33, 48, 0.06);
  font-size: 0.8rem;
}

.phone-compose {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 10px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 14px 28px rgba(23, 35, 57, 0.08);
}

.send-button,
.console-button {
  border: 0;
  cursor: pointer;
}

.compose-field {
  min-height: 48px;
  display: flex;
  align-items: center;
  padding: 0 16px;
  border-radius: 14px;
  background: rgba(24, 33, 48, 0.05);
  color: #8b94a3;
  border: 1px solid transparent;
  transition: border-color 0.25s ease, box-shadow 0.25s ease, background-color 0.25s ease;
}

.send-button,
.console-button {
  min-width: 88px;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 14px;
  color: var(--white);
  background: linear-gradient(135deg, var(--accent-warm), #ffb36c);
  box-shadow: 0 16px 30px rgba(255, 138, 61, 0.2);
}

.send-button:focus-visible,
.console-button:focus-visible {
  box-shadow:
    0 16px 30px rgba(255, 138, 61, 0.2),
    var(--focus-ring);
}

.pipeline-nodes {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  align-items: start;
  min-height: 10.75rem;
  overflow: hidden;
}

.pipeline-line {
  position: absolute;
  left: 12%;
  right: 12%;
  top: 3.5rem;
  height: 2px;
  background: linear-gradient(90deg, rgba(12, 190, 170, 0.18), rgba(43, 119, 255, 0.5), rgba(255, 138, 61, 0.28));
}

.node {
  position: relative;
  z-index: 1;
  min-height: 10.35rem;
  padding: 16px 14px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
  display: grid;
  justify-items: start;
  align-content: start;
  gap: 12px;
  transition:
    border-color 0.35s ease,
    box-shadow 0.35s ease,
    transform 0.35s ease,
    background-color 0.35s ease;
}

.node strong {
  font-size: 0.96rem;
}

.node span:last-child {
  font-size: 0.84rem;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.5;
}

.node-icon {
  width: 44px;
  height: 44px;
  position: relative;
}

.node-icon-db span {
  position: absolute;
  left: 0;
  right: 0;
  height: 10px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(12, 190, 170, 0.9), rgba(43, 119, 255, 0.9));
}

.node-icon-db span:nth-child(1) {
  top: 4px;
}

.node-icon-db span:nth-child(2) {
  top: 18px;
}

.node-icon-db span:nth-child(3) {
  top: 32px;
}

.node-icon-erp {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 6px;
}

.node-icon-erp span {
  display: block;
  border-radius: 8px;
  background: linear-gradient(135deg, rgba(255, 138, 61, 0.9), rgba(255, 195, 110, 0.9));
}

.node-icon-ai {
  border-radius: 50%;
  border: 1px solid rgba(43, 119, 255, 0.5);
}

.node-icon-ai span {
  position: absolute;
  inset: 9px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(12, 190, 170, 0.85), rgba(43, 119, 255, 0.5));
}

.flow-dot {
  position: absolute;
  top: 3.2rem;
  left: 12%;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: radial-gradient(circle, #ffffff 20%, rgba(12, 190, 170, 0.98) 70%);
  opacity: 0;
}

.flow-dot-2 {
  animation-delay: 1s;
}

.flow-dot-3 {
  animation-delay: 2s;
}

.pipeline-log {
  display: grid;
  gap: 10px;
}

.query-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.query-card {
  padding: 14px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  opacity: 0.44;
  transform: translateY(12px);
  transition:
    opacity 0.35s ease,
    transform 0.35s ease,
    border-color 0.35s ease,
    box-shadow 0.35s ease;
}

.query-card span {
  display: inline-flex;
  margin-bottom: 10px;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.46);
}

.query-card strong {
  display: block;
  font-size: 1rem;
  margin-bottom: 6px;
}

.query-card p {
  margin: 0;
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.65);
}

.log-row {
  padding: 12px 14px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.05);
  color: rgba(255, 255, 255, 0.68);
  font-family: var(--mono-font);
  font-size: 0.83rem;
}

.decision-card,
.reply-card {
  padding: 18px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.decision-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  align-items: center;
}

.brain-shell {
  position: relative;
  width: 88px;
  height: 88px;
  display: grid;
  place-items: center;
}

.brain-ring,
.brain-core {
  position: absolute;
  border-radius: 50%;
}

.brain-ring-a {
  inset: 0;
  border: 1px solid rgba(12, 190, 170, 0.26);
}

.brain-ring-b {
  inset: 14px;
  border: 1px dashed rgba(43, 119, 255, 0.5);
}

.brain-core {
  inset: 28px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.92), rgba(12, 190, 170, 0.72));
  box-shadow: 0 0 28px rgba(12, 190, 170, 0.35);
}

.decision-copy h4 {
  margin-bottom: 8px;
  font-size: 1.06rem;
}

.decision-copy p,
.reply-card p,
.demo-stage-bottom p {
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
}

.reply-card {
  display: grid;
  gap: 12px;
}

.reply-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.reply-status {
  color: rgba(255, 255, 255, 0.54);
}

.reply-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.reply-meta span {
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.72);
}

.demo-stage-bottom {
  margin-top: 18px;
  display: grid;
  gap: 14px;
}

.progress-track {
  width: 100%;
  height: 10px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
}

#progress-bar {
  display: block;
  width: 18%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--accent-warm));
  transition: width 0.4s ease;
}

.features,
.advantages,
.scenes,
.plans {
  padding-top: var(--section-space);
}

.feature-grid,
.advantage-grid,
.scene-grid,
.plan-grid {
  display: grid;
  gap: 18px;
}

.feature-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.feature-card {
  position: relative;
  min-height: 16rem;
}

.feature-card h3,
.scene-card h3,
.plan-card h3,
.advantage-card h3 {
  margin: 0 0 10px;
  font-size: 1.35rem;
}

.card-index {
  display: inline-flex;
  margin-bottom: 22px;
  padding: 8px 12px;
  border-radius: 999px;
  font-family: var(--mono-font);
  color: var(--accent-cold);
  background: rgba(43, 119, 255, 0.08);
}

.interface {
  padding: var(--section-space) 0 18px;
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 18px;
  align-items: start;
}

.bullet-list,
.plan-list {
  margin: 24px 0 0;
  padding-left: 18px;
  color: var(--ink-soft);
}

.bullet-list li,
.plan-list li {
  margin-bottom: 10px;
}

.console-card {
  background:
    linear-gradient(180deg, rgba(19, 26, 41, 0.96), rgba(12, 19, 31, 0.98)),
    radial-gradient(circle at top right, rgba(12, 190, 170, 0.15), transparent 28%);
  color: rgba(255, 255, 255, 0.9);
  padding: 24px;
}

.console-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tab {
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.66);
}

.tab.is-active {
  background: rgba(12, 190, 170, 0.16);
  color: #9ef2df;
}

.console-form {
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  align-items: end;
}

.field-group {
  display: grid;
  gap: 8px;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.64);
  padding: 14px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
  transition:
    border-color 0.25s ease,
    box-shadow 0.25s ease,
    transform 0.25s ease,
    background-color 0.25s ease;
}

.field-group small,
.console-action small {
  font-size: 0.8rem;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.48);
}

.field-group.is-active,
.field-group:focus-within,
.field-group:hover {
  border-color: rgba(12, 190, 170, 0.24);
  background: rgba(255, 255, 255, 0.06);
  box-shadow: 0 18px 36px rgba(12, 190, 170, 0.08);
}

.field-group.is-filled span:first-child {
  color: rgba(255, 255, 255, 0.9);
}

.console-action {
  display: grid;
  gap: 10px;
  align-items: start;
}

.console-form input,
.console-form select {
  min-height: 48px;
  padding: 0 14px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.06);
  color: rgba(255, 255, 255, 0.88);
  outline: none;
  transition:
    border-color 0.25s ease,
    box-shadow 0.25s ease,
    background-color 0.25s ease;
}

.console-form input:hover,
.console-form select:hover {
  border-color: rgba(255, 255, 255, 0.2);
}

.console-form input:focus,
.console-form select:focus {
  border-color: rgba(12, 190, 170, 0.36);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 0 3px rgba(12, 190, 170, 0.12);
}

.console-form .button {
  width: auto;
  min-width: 12rem;
}

.console-table {
  margin-top: 18px;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.table-row {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr 1.1fr 0.9fr;
  gap: 14px;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.04);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.table-head {
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.6);
}

.table-row:last-child {
  border-bottom: 0;
}

.state-running {
  background: var(--accent-warm);
  box-shadow: 0 0 0 6px rgba(255, 138, 61, 0.12);
  margin-right: 8px;
}

.state-ok {
  background: var(--accent);
  box-shadow: 0 0 0 6px rgba(12, 190, 170, 0.12);
  margin-right: 8px;
}

.console-footer {
  margin-top: 18px;
}

.status-pill {
  color: rgba(255, 255, 255, 0.72);
  background: rgba(255, 255, 255, 0.08);
}

.status-pill.is-on {
  color: #9ef2df;
  background: rgba(12, 190, 170, 0.16);
}

.advantage-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.scene-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.scene-card {
  min-height: 15rem;
}

.plan-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.plan-card {
  display: grid;
  gap: 18px;
}

.plan-card-featured {
  background:
    linear-gradient(160deg, rgba(255, 255, 255, 0.82), rgba(233, 247, 252, 0.76));
  border-color: rgba(43, 119, 255, 0.18);
}

.plan-top {
  display: grid;
  gap: 8px;
}

.plan-price {
  display: grid;
  gap: 4px;
}

.plan-price strong {
  font-size: 2.1rem;
  font-family: var(--heading-font);
}

.plan-price span,
.plan-footnote p {
  color: var(--ink-soft);
}

.plan-footnote {
  margin-top: 18px;
  display: grid;
  gap: 6px;
}

.hardware-shell {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
  gap: 18px;
}

.hardware-visual-card,
.hardware-copy-card {
  padding: 26px;
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255, 255, 255, 0.7);
  box-shadow: var(--shadow);
}

.hardware-visual-card {
  background:
    linear-gradient(180deg, rgba(19, 26, 41, 0.96), rgba(12, 19, 31, 0.98)),
    radial-gradient(circle at top left, rgba(43, 119, 255, 0.16), transparent 30%);
}

.hardware-photo-frame {
  margin: 0;
  padding: 12px;
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.hardware-image {
  display: block;
  width: 100%;
  max-width: 100%;
  margin: 0 auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 24px 40px rgba(0, 0, 0, 0.24);
}

.hardware-photo-frame figcaption {
  margin-top: 12px;
  padding: 0 4px;
  color: rgba(255, 255, 255, 0.64);
  font-size: 0.84rem;
  letter-spacing: 0.04em;
}

.hardware-badges {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hardware-badges span {
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.88rem;
}

.hardware-copy-card {
  background: rgba(255, 255, 255, 0.66);
  backdrop-filter: blur(14px);
}

.hardware-copy-card h3 {
  margin: 0 0 14px;
  font-family: var(--heading-font);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
}

.hardware-copy-card p {
  color: var(--ink-soft);
}

.hardware-price {
  display: grid;
  gap: 4px;
  margin: 20px 0 6px;
}

.hardware-price strong {
  font-size: 2.1rem;
  font-family: var(--heading-font);
}

.hardware-price span {
  color: var(--ink-soft);
}

.site-footer {
  width: min(calc(100% - 32px), var(--content-width));
  margin: 56px auto 26px;
  padding: 22px 0 34px;
  border-top: 1px solid rgba(24, 33, 48, 0.1);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 18px;
}

.reveal-item {
  opacity: 0;
  transform: translateY(26px);
  transition:
    opacity 0.6s ease,
    transform 0.6s ease;
}

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

.footer-brand {
  margin: 0;
  color: var(--ink);
  font-weight: 600;
}

.footer-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px 14px;
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.footer-meta span,
.footer-meta a {
  color: inherit;
}

.footer-divider {
  opacity: 0.42;
}

.footer-meta a {
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-meta a:hover,
.footer-meta a:focus-visible {
  color: var(--accent-cold);
}

.demo-stage[data-step="1"] .node-db,
.demo-stage[data-step="2"] .node-erp,
.demo-stage[data-step="3"] .node-ai,
.demo-stage[data-step="4"] .reply-card {
  transform: translateY(-4px);
  border-color: rgba(12, 190, 170, 0.4);
  background: rgba(12, 190, 170, 0.08);
  box-shadow: 0 18px 30px rgba(12, 190, 170, 0.12);
}

.demo-stage[data-step="0"] .bubble-in {
  transform: translateY(-4px);
  background: rgba(255, 255, 255, 0.98);
  border: 1px solid rgba(12, 190, 170, 0.18);
  box-shadow: 0 18px 30px rgba(12, 190, 170, 0.12);
}

.demo-stage[data-step="0"] #incoming-message {
  animation: incomingPop 0.8s ease both;
}

.demo-stage[data-step="0"] .send-button {
  animation: pulseButton 1.3s ease-in-out infinite;
}

.demo-stage[data-step="1"] .assistant-card,
.demo-stage[data-step="2"] .assistant-card,
.demo-stage[data-step="3"] .assistant-card,
.demo-stage[data-step="4"] .assistant-card {
  opacity: 1;
  transform: translateY(0);
}

.demo-stage[data-step="4"] .assistant-card {
  background: linear-gradient(135deg, rgba(12, 190, 170, 0.16), rgba(43, 119, 255, 0.08));
  border-color: rgba(12, 190, 170, 0.22);
}

.demo-stage[data-step="4"] .typing-dots {
  display: none;
}

.demo-stage[data-step="1"] .query-card,
.demo-stage[data-step="2"] .query-card,
.demo-stage[data-step="3"] .query-card,
.demo-stage[data-step="4"] .query-card {
  opacity: 1;
  transform: translateY(0);
}

.demo-stage[data-step="1"] .query-card:first-child,
.demo-stage[data-step="4"] .query-card:first-child {
  border-color: rgba(12, 190, 170, 0.26);
  box-shadow: 0 16px 32px rgba(12, 190, 170, 0.12);
}

.demo-stage[data-step="2"] .query-card:last-child,
.demo-stage[data-step="3"] .query-card:last-child,
.demo-stage[data-step="4"] .query-card:last-child {
  border-color: rgba(43, 119, 255, 0.24);
  box-shadow: 0 16px 32px rgba(43, 119, 255, 0.12);
}

.demo-stage[data-step="4"] #draft-reply {
  opacity: 1;
  transform: translateY(0) scale(1);
  box-shadow: 0 18px 30px rgba(12, 190, 170, 0.16);
}

.demo-stage[data-step="4"] .bubble-out {
  box-shadow: 0 18px 30px rgba(12, 190, 170, 0.18);
}

.demo-stage[data-step="1"] #draft-reply,
.demo-stage[data-step="2"] #draft-reply,
.demo-stage[data-step="3"] #draft-reply {
  opacity: 0.14;
  transform: translateY(10px);
}

.demo-stage[data-step="0"] #draft-reply {
  opacity: 0;
  transform: translateY(16px) scale(0.98);
}

.demo-stage[data-step="4"] #reply-send-state,
.demo-stage[data-step="4"] .reply-status {
  color: #9ef2df;
}

.demo-stage[data-step="1"] .node-db::after,
.demo-stage[data-step="2"] .node-erp::after,
.demo-stage[data-step="3"] .node-ai::after {
  content: "";
  position: absolute;
  left: 8px;
  right: 8px;
  top: 0;
  height: 100%;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0), rgba(255, 255, 255, 0.16), rgba(255, 255, 255, 0));
  opacity: 0.55;
  border-radius: inherit;
  animation: scan 1.4s ease-in-out infinite;
}

.demo-stage[data-step="1"] .flow-dot,
.demo-stage[data-step="2"] .flow-dot,
.demo-stage[data-step="3"] .flow-dot,
.demo-stage[data-step="4"] .flow-dot {
  animation: flowTravel 3s linear infinite;
}

.demo-stage[data-step="3"] .brain-ring-a {
  animation: spinSlow 5s linear infinite;
}

.demo-stage[data-step="3"] .brain-ring-b {
  animation: spinFast 3s linear infinite reverse;
}

.demo-stage[data-step="3"] .brain-core {
  animation: pulseCore 1.2s ease-in-out infinite;
}

@keyframes flowTravel {
  0% {
    transform: translateX(0);
    opacity: 0;
  }

  12% {
    opacity: 1;
  }

  85% {
    opacity: 1;
  }

  100% {
    transform: translateX(430px);
    opacity: 0;
  }
}

@keyframes scan {
  0% {
    transform: translateY(-8%);
    opacity: 0;
  }

  50% {
    opacity: 0.6;
  }

  100% {
    transform: translateY(12%);
    opacity: 0;
  }
}

@keyframes spinSlow {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

@keyframes spinFast {
  from {
    transform: rotate(360deg);
  }

  to {
    transform: rotate(0deg);
  }
}

@keyframes pulseCore {
  0%,
  100% {
    transform: scale(1);
    box-shadow: 0 0 28px rgba(12, 190, 170, 0.35);
  }

  50% {
    transform: scale(1.12);
    box-shadow: 0 0 42px rgba(12, 190, 170, 0.48);
  }
}

@keyframes pulseButton {
  0%,
  100% {
    box-shadow: 0 16px 30px rgba(255, 138, 61, 0.2);
  }

  50% {
    box-shadow: 0 20px 44px rgba(255, 138, 61, 0.34);
  }
}

@keyframes dotsBlink {
  0%,
  80%,
  100% {
    opacity: 0.22;
    transform: translateY(0);
  }

  40% {
    opacity: 1;
    transform: translateY(-2px);
  }
}

@keyframes incomingPop {
  0% {
    opacity: 0;
    transform: translateY(28px) scale(0.96);
  }

  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@media (max-width: 1160px) {
  .hero,
  .interface,
  .demo-shell,
  .hardware-shell {
    grid-template-columns: 1fr;
  }

  .hero-facts,
  .feature-grid,
  .advantage-grid,
  .scene-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .highlights,
  .plan-grid {
    grid-template-columns: 1fr;
  }

  .demo-sidebar {
    position: static;
    display: flex;
    overflow-x: auto;
    gap: 10px;
    padding: 12px;
    scrollbar-width: none;
  }

  .demo-sidebar::-webkit-scrollbar {
    display: none;
  }

  .step-pill {
    min-width: 152px;
    justify-content: center;
    text-align: center;
    flex-direction: column;
    flex: 0 0 auto;
  }

  .demo-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-template-areas:
      "phone phone"
      "pipeline result";
  }

  .pipeline-panel,
  .result-panel {
    min-height: auto;
  }
}

@media (max-width: 980px) {
  .site-header {
    border-radius: 28px;
    flex-wrap: wrap;
    justify-content: center;
  }

  .query-cards {
    grid-template-columns: 1fr;
  }

  .console-form {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .console-action {
    grid-column: 1 / -1;
  }

  .panel {
    min-height: auto;
  }

  .pipeline-line {
    top: 4.6rem;
  }

  @keyframes flowTravel {
    100% {
      transform: translateX(300px);
      opacity: 0;
    }
  }
}

@media (max-width: 760px) {
  .site-header {
    width: min(calc(100% - 20px), var(--content-width));
    border-radius: 28px;
    padding: 14px;
    gap: 12px;
  }

  .site-nav {
    width: 100%;
    justify-content: flex-start;
    gap: 10px;
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 2px;
    scrollbar-width: none;
  }

  .site-nav::-webkit-scrollbar {
    display: none;
  }

  .site-nav a {
    white-space: nowrap;
    padding: 10px 14px;
    background: rgba(24, 33, 48, 0.05);
  }

  .site-nav a.is-current {
    padding: 10px 14px;
  }

  .hero {
    padding-top: 56px;
  }

  .feature-grid,
  .advantage-grid,
  .scene-grid {
    grid-template-columns: 1fr;
  }

  .hero-facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .highlights {
    gap: 14px;
  }

  .demo-sidebar {
    padding: 0;
    background: transparent;
    border: 0;
    box-shadow: none;
  }

  .demo-stage-top {
    flex-direction: column;
    align-items: flex-start;
  }

  .live-stack {
    justify-items: start;
  }

  .demo-grid {
    grid-template-columns: 1fr;
    grid-template-areas:
      "phone"
      "result"
      "pipeline";
    gap: 12px;
  }

  .panel {
    padding: 14px;
    border-radius: 20px;
  }

  .panel-head {
    flex-direction: column;
    align-items: flex-start;
  }

  .panel-badges {
    justify-content: flex-start;
  }

  .phone-shell {
    padding: 12px;
    border-radius: 28px;
  }

  .phone-screen {
    padding: 12px;
    border-radius: 22px;
  }

  .phone-body {
    min-height: 18rem;
  }

  .pipeline-nodes {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .node {
    min-height: auto;
    grid-template-columns: auto 1fr;
    align-items: center;
    gap: 10px 12px;
  }

  .pipeline-line,
  .flow-dot {
    display: none;
  }

  .query-card,
  .log-row {
    padding: 12px;
  }

  .pipeline-log .log-row:last-child {
    display: none;
  }

  .decision-card {
    grid-template-columns: 1fr;
  }

  .brain-shell {
    width: 68px;
    height: 68px;
  }

  .reply-card p {
    font-size: 0.92rem;
  }

  .table-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px 12px;
  }

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

  .hardware-visual-card,
  .hardware-copy-card {
    padding: 20px;
  }

  .site-footer,
  .footer-meta {
    justify-content: flex-start;
  }
}

@media (max-width: 560px) {
  .section-shell,
  .site-footer {
    width: min(calc(100% - 20px), var(--content-width));
  }

  .visual-card,
  .highlight-card,
  .feature-card,
  .advantage-card,
  .scene-card,
  .plan-card,
  .console-card,
  .demo-stage {
    padding: 20px;
    border-radius: 24px;
  }

  .hero h1 {
    font-size: 2.45rem;
  }

  .hero-facts,
  .console-form,
  .table-row {
    grid-template-columns: 1fr;
  }

  .button,
  .header-cta,
  .send-button,
  .console-button {
    width: 100%;
  }

  .console-action .button {
    min-width: 100%;
  }

  .phone-topbar {
    padding: 10px;
  }

  .phone-contact strong {
    font-size: 0.92rem;
  }

  .message-avatar {
    width: 32px;
    height: 32px;
    border-radius: 12px;
  }

  .phone-body {
    min-height: 16rem;
  }

  .phone-compose {
    grid-template-columns: 1fr;
  }

  .send-button {
    min-width: 100%;
  }

  .footer-meta {
    gap: 6px 12px;
    font-size: 0.86rem;
  }

  .footer-divider {
    display: none;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal-item {
    opacity: 1 !important;
    transform: none !important;
  }
}