:root {
  --bg: #f6f4ec;
  --paper: #fffdf7;
  --paper-soft: #faf7ef;
  --ink: #151514;
  --muted: #65615a;
  --muted-2: #8d877c;
  --line: #e4dfd2;
  --line-strong: #cec6b7;
  --accent: #c96442;
  --accent-dark: #a94d32;
  --green: #496f58;
  --cyan: #2f7f86;
  --dark: #141413;
  --dark-2: #23231f;
  --dark-line: rgba(255,255,255,.12);
  --radius: 18px;
  --shadow: 0 22px 80px rgba(26, 24, 20, .12);
  --ring: 0 0 0 1px rgba(206, 198, 183, .8);
  --font-serif: Georgia, 'Times New Roman', 'Songti SC', 'SimSun', serif;
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body.landing-body {
  margin: 0;
  overflow-x: hidden;
  min-height: 100vh;
  background:
    linear-gradient(115deg, rgba(20,20,19,.055) 0 1px, transparent 1px) 0 68px / 44px 44px,
    radial-gradient(circle at 78% 9%, rgba(47,127,134,.22), transparent 28%),
    radial-gradient(circle at 11% 13%, rgba(201,100,66,.22), transparent 24%),
    linear-gradient(180deg, #f6f4ec 0%, #f2eee3 48%, #f8f6ee 100%);
  color: var(--ink);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
}

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

.landing-nav {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 24px;
  height: 68px;
  padding: 0 clamp(18px, 4vw, 56px);
  border-bottom: 1px solid rgba(228,223,210,.78);
  background: rgba(250,247,239,.84);
  backdrop-filter: blur(18px);
}

.landing-nav > * {
  min-width: 0;
}

.landing-brand {
  display: inline-flex;
  align-items: center;
  min-width: 138px;
}

.landing-brand img {
  display: block;
  width: 148px;
  max-width: 34vw;
  height: auto;
}

.landing-nav nav {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.landing-nav nav a,
.landing-nav-cta {
  border-radius: 999px;
  padding: 9px 13px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 750;
  transition: background .16s ease, color .16s ease, transform .16s ease;
}

.landing-nav nav a:hover {
  background: rgba(255,255,255,.72);
  color: var(--ink);
}

.landing-nav-cta {
  background: var(--dark);
  color: #fffaf2;
  box-shadow: 0 0 0 1px rgba(20,20,19,.92), 0 10px 24px rgba(20,20,19,.12);
}

.landing-nav-cta:hover,
.landing-btn:hover {
  transform: translateY(-1px);
}

.wechat-floating-panel {
  position: fixed;
  right: 18px;
  top: 50%;
  z-index: 30;
  display: grid;
  gap: 8px;
  width: 118px;
  padding: 10px;
  border: 1px solid rgba(206,198,183,.78);
  border-radius: 18px;
  background: rgba(255,253,247,.92);
  box-shadow: 0 18px 42px rgba(26,24,20,.16);
  transform: translateY(-50%);
  backdrop-filter: blur(14px);
}

.wechat-floating-panel span {
  color: var(--ink);
  font-size: 13px;
  font-weight: 700;
  text-align: center;
  letter-spacing: 0;
}

.wechat-floating-panel img {
  width: 96px;
  height: 96px;
  border: 6px solid #fff;
  border-radius: 12px;
  background: #fff;
  object-fit: cover;
}

.landing-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(360px, .82fr);
  gap: clamp(34px, 5vw, 68px);
  align-items: center;
  width: min(1120px, calc(100% - 40px));
  min-height: min(760px, calc(100vh - 68px));
  margin: 0 auto;
  padding: clamp(42px, 6vw, 78px) 0 clamp(48px, 6vw, 72px);
}

.landing-hero > *,
.console-grid > *,
.feature-grid > *,
.solution-grid > *,
.visual-proof-grid > *,
.trial-section > * {
  min-width: 0;
}

.landing-hero-copy {
  min-width: 0;
  width: 100%;
  animation: hero-copy-in .86s cubic-bezier(.2,.8,.2,1) both;
}

.landing-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #9d452e;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.landing-kicker::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 5px rgba(201,100,66,.13);
}

.landing-hero h1,
.landing-section h2,
.trial-section h2 {
  margin: 16px 0 0;
  font-family: var(--font-serif);
  font-weight: 500;
  letter-spacing: 0;
  line-height: 1.08;
  overflow-wrap: anywhere;
}

.landing-hero h1 {
  max-width: 720px;
  font-size: clamp(38px, 4.2vw, 56px);
  line-height: 1.16;
}

.mobile-title {
  display: none;
}

.landing-lead {
  max-width: 620px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: clamp(16px, 1.35vw, 18px);
  line-height: 1.66;
  overflow-wrap: anywhere;
}

.hero-dispatch {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 10px;
  align-items: center;
  max-width: 620px;
  margin-top: 20px;
  border: 1px solid rgba(201,100,66,.26);
  border-radius: 16px;
  background:
    linear-gradient(90deg, rgba(201,100,66,.12), rgba(255,253,247,.58)),
    rgba(255,253,247,.58);
  padding: 10px 12px;
  box-shadow: 0 12px 34px rgba(26,24,20,.06);
}

.hero-dispatch span {
  border-radius: 999px;
  background: #151514;
  color: #fff7ec;
  padding: 5px 8px;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: .04em;
  text-transform: uppercase;
}

.hero-dispatch strong {
  overflow: hidden;
  color: var(--ink);
  font-size: 14px;
  line-height: 1.35;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.landing-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.landing-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border: 0;
  border-radius: 12px;
  padding: 0 17px;
  font: inherit;
  font-size: 14px;
  font-weight: 800;
  cursor: pointer;
  transition: transform .16s ease, box-shadow .16s ease, background .16s ease;
}

.landing-btn.primary {
  background: var(--accent);
  color: #fffaf5;
  box-shadow: 0 0 0 1px rgba(201,100,66,.9), 0 16px 36px rgba(201,100,66,.22);
}

.landing-btn.primary:hover {
  background: var(--accent-dark);
}

.landing-btn.secondary {
  background: rgba(255,255,255,.72);
  color: var(--ink);
  box-shadow: var(--ring);
}

.landing-trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 28px;
}

.landing-trust-row span {
  border: 1px solid rgba(206,198,183,.72);
  border-radius: 999px;
  background: rgba(255,253,247,.72);
  padding: 7px 10px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 750;
}

.agent-console {
  position: relative;
  overflow: hidden;
  width: 100%;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 28px;
  background:
    radial-gradient(circle at 18% 8%, rgba(201,100,66,.22), transparent 26%),
    radial-gradient(circle at 84% 14%, rgba(52,146,154,.34), transparent 34%),
    linear-gradient(135deg, rgba(255,255,255,.14), rgba(255,255,255,.035)),
    linear-gradient(160deg, #181816 0%, #292a24 58%, #10100f 100%);
  box-shadow: 0 38px 120px rgba(20,20,19,.34), 0 0 0 8px rgba(255,253,247,.36);
  color: #f9f4e8;
  transform: translate3d(0, var(--hero-parallax, 0px), 0);
  animation: console-in .9s cubic-bezier(.2,.8,.2,1) .12s both, console-glow 6s ease-in-out infinite;
  will-change: transform;
}

.agent-console::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: linear-gradient(180deg, rgba(0,0,0,.7), transparent 82%);
  pointer-events: none;
  animation: grid-drift 18s linear infinite;
}

.console-topbar {
  position: relative;
  display: flex;
  align-items: center;
  gap: 8px;
  height: 46px;
  padding: 0 18px;
  border-bottom: 1px solid var(--dark-line);
}

.console-topbar span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #c96442;
}

.console-topbar span:nth-child(2) { background: #d6a456; }
.console-topbar span:nth-child(3) { background: #4f8f67; }
.console-topbar strong {
  margin-left: auto;
  color: rgba(249,244,232,.74);
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.console-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 12px;
  padding: 14px;
}

.console-panel {
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 18px;
  background: rgba(255,255,255,.07);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.06);
}

.panel-label {
  padding: 12px 13px 0;
  color: rgba(249,244,232,.58);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: .09em;
  text-transform: uppercase;
}

.agent-stream {
  display: grid;
  gap: 8px;
  padding-bottom: 12px;
}

.agent-row {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 10px;
  align-items: center;
  margin: 0 11px;
  border: 1px solid transparent;
  border-radius: 15px;
  padding: 9px;
}

.agent-row.active {
  border-color: rgba(201,100,66,.72);
  background:
    linear-gradient(90deg, rgba(201,100,66,.18), rgba(201,100,66,.06)),
    rgba(255,255,255,.04);
  box-shadow: 0 0 0 1px rgba(201,100,66,.16), 0 0 36px rgba(201,100,66,.16);
}

.agent-row i {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 12px;
  background: rgba(255,255,255,.095);
  color: #f0c5b5;
  font-style: normal;
  font-size: 12px;
  font-weight: 900;
}

.agent-row strong,
.agent-row span {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.agent-row strong { font-size: 14px; }
.agent-row span {
  margin-top: 3px;
  color: rgba(249,244,232,.58);
  font-size: 12px;
}

.phone-panel {
  grid-row: span 2;
  padding-bottom: 14px;
}

.phone-frame {
  width: min(188px, calc(100% - 24px));
  margin: 12px auto 0;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 24px;
  background:
    radial-gradient(circle at 30% 20%, rgba(47,127,134,.22), transparent 34%),
    #0d0d0c;
  padding: 10px;
  box-shadow: 0 18px 52px rgba(0,0,0,.34);
}

.phone-status {
  display: flex;
  align-items: center;
  gap: 7px;
  color: rgba(249,244,232,.72);
  font-size: 11px;
  font-weight: 800;
}

.phone-status span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #50c878;
  box-shadow: 0 0 0 5px rgba(80,200,120,.12);
}

.phone-app-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 5px;
  margin-top: 10px;
}

.phone-app-strip button {
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.13);
  border-radius: 999px;
  background: rgba(255,255,255,.08);
  color: rgba(249,244,232,.76);
  padding: 5px 4px;
  text-align: center;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 10px;
  font-weight: 900;
  cursor: pointer;
  transition: background .18s ease, border-color .18s ease, color .18s ease, transform .18s ease;
}

.phone-app-strip button:hover,
.phone-app-strip button[data-active] {
  border-color: rgba(201,100,66,.64);
  background: rgba(201,100,66,.28);
  color: #fff8ea;
  transform: translateY(-1px);
}

.phone-video {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 12px;
}

.video-card {
  min-height: 58px;
  border-radius: 12px;
  background:
    linear-gradient(145deg, rgba(201,100,66,.9), rgba(47,127,134,.88)),
    #2a2a27;
}

.video-card.tall {
  grid-row: span 2;
  min-height: 124px;
  background:
    linear-gradient(180deg, rgba(255,255,255,.16), transparent 34%),
    linear-gradient(145deg, #2f7f86, #c96442 70%);
}

.phone-action {
  margin-top: 10px;
  border-radius: 999px;
  background: rgba(201,100,66,.22);
  color: #ffe2d6;
  padding: 8px 10px;
  text-align: center;
  font-size: 11px;
  font-weight: 900;
}

.task-panel {
  display: grid;
  gap: 9px;
  padding: 0 13px 13px;
}

.task-line {
  display: flex;
  align-items: center;
  gap: 9px;
  color: rgba(249,244,232,.56);
  font-size: 12px;
  font-weight: 750;
}

.task-line span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255,255,255,.18);
}

.task-line.done { color: rgba(249,244,232,.78); }
.task-line.done span { background: #6ab47b; }
.task-line.running { color: #ffd5c4; }
.task-line.running span {
  background: var(--accent);
  box-shadow: 0 0 0 5px rgba(201,100,66,.14);
  animation: pulse-dot 1.65s ease-in-out infinite;
}

.landing-section,
.trial-section {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: clamp(58px, 7vw, 96px) 0;
}

.section-head {
  display: grid;
  gap: 14px;
  max-width: 800px;
  margin-bottom: 26px;
}

.section-head.compact {
  max-width: 760px;
}

.landing-section h2,
.trial-section h2 {
  max-width: 780px;
  font-size: clamp(28px, 3vw, 40px);
  line-height: 1.16;
}

.section-head p,
.trial-copy p {
  max-width: 720px;
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.68;
}

.feature-grid,
.solution-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.feature-card,
.solution-grid article {
  min-height: 228px;
  border: 1px solid rgba(206,198,183,.76);
  border-radius: 18px;
  background: rgba(255,253,247,.72);
  padding: 20px;
  box-shadow: 0 12px 36px rgba(26,24,20,.055);
}

.feature-card,
.solution-grid article,
.visual-card,
.security-list div,
.trial-section {
  opacity: 0;
  transform: translateY(24px);
}

.feature-card.is-visible,
.solution-grid article.is-visible,
.visual-card.is-visible,
.security-list div.is-visible,
.trial-section.is-visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity .62s ease, transform .62s cubic-bezier(.2,.8,.2,1), box-shadow .2s ease, border-color .2s ease;
}

.feature-card:hover,
.solution-grid article:hover,
.visual-card:hover {
  border-color: rgba(201,100,66,.34);
  box-shadow: 0 18px 48px rgba(26,24,20,.095);
  transform: translateY(-3px);
}

.feature-index {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 14px;
  background: rgba(201,100,66,.1);
  color: var(--accent-dark);
  font-size: 12px;
  font-weight: 950;
}

.feature-card h3,
.solution-grid h3 {
  margin: 18px 0 9px;
  font-family: var(--font-serif);
  font-size: 21px;
  font-weight: 500;
  line-height: 1.18;
}

.feature-card p,
.solution-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.65;
}

.visual-proof-section {
  padding-top: clamp(34px, 5vw, 70px);
}

.visual-proof-section .section-head {
  max-width: 980px;
  gap: 12px;
  margin-bottom: 24px;
}

.visual-proof-section h2 {
  max-width: 980px;
  font-size: clamp(28px, 2.35vw, 34px);
  line-height: 1.18;
}

.visual-proof-section .section-head p {
  max-width: 820px;
}

.visual-proof-grid {
  display: grid;
  grid-template-columns: 1.02fr .99fr .99fr;
  gap: 18px;
  align-items: start;
  perspective: 1200px;
}

.visual-card {
  overflow: hidden;
  display: grid;
  align-content: start;
  border: 1px solid rgba(206,198,183,.76);
  border-radius: 24px;
  background: rgba(255,253,247,.78);
  box-shadow: 0 12px 36px rgba(26,24,20,.055);
  transform-style: preserve-3d;
  transition: opacity .62s ease, transform .22s ease, box-shadow .22s ease, border-color .22s ease;
  will-change: transform;
}

.visual-card figure {
  overflow: hidden;
  display: grid;
  place-items: center;
  margin: 0;
  background:
    radial-gradient(circle at 80% 18%, rgba(201,100,66,.12), transparent 30%),
    linear-gradient(180deg, rgba(255,255,255,.72), rgba(250,247,239,.72));
}

.visual-card img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .42s cubic-bezier(.2,.8,.2,1);
}

.visual-card:hover img {
  transform: scale(1.035);
}

.visual-card:not(.phone-shot-card):hover img {
  transform: scale(1.025);
}

.visual-card:not(.phone-shot-card) figure {
  aspect-ratio: 3 / 2;
  min-height: 0;
  padding: 12px;
  background:
    radial-gradient(circle at 86% 16%, rgba(201,100,66,.11), transparent 28%),
    linear-gradient(180deg, rgba(255,255,255,.82), rgba(248,244,235,.78));
}

.visual-card:not(.phone-shot-card) img {
  width: 100%;
  max-width: 100%;
  min-height: 0;
  object-fit: contain;
}

.phone-shot-card figure {
  min-height: 420px;
  background:
    radial-gradient(circle at 50% 20%, rgba(201,100,66,.16), transparent 32%),
    linear-gradient(180deg, #201f1c, #11110f);
}

.phone-shot-card img {
  width: min(74%, 280px);
  height: 420px;
  min-height: 420px;
  border: 8px solid rgba(255,255,255,.9);
  border-radius: 28px;
  object-fit: cover;
  object-position: top center;
  box-shadow: 0 26px 58px rgba(0,0,0,.28);
  animation: phone-float 5s ease-in-out infinite;
}

.visual-card > div {
  display: grid;
  gap: 8px;
  padding: 18px 20px 22px;
}

.visual-card span {
  color: var(--accent-dark);
  font-size: 11px;
  font-weight: 950;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.visual-card h3 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(19px, 1.28vw, 21px);
  font-weight: 500;
  line-height: 1.2;
}

.visual-card p {
  margin: 0;
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.62;
}

.dark-band {
  width: 100%;
  max-width: none;
  display: grid;
  grid-template-columns: minmax(0, 400px) minmax(0, 1fr);
  gap: 40px;
  align-items: center;
  margin: clamp(24px, 4vw, 48px) 0;
  padding: clamp(52px, 6vw, 76px) max(20px, calc((100vw - 1120px) / 2));
  background:
    radial-gradient(circle at 84% 20%, rgba(47,127,134,.24), transparent 32%),
    linear-gradient(135deg, #171714, #282820);
  color: #fff8ea;
}

.dark-band .landing-kicker { color: #f0c5b5; }
.dark-band h2 {
  color: #fff8ea;
  font-size: clamp(28px, 3.1vw, 42px);
}

.ops-flow {
  display: grid;
  grid-template-columns: 1fr 28px 1fr 28px 1fr 28px 1fr;
  gap: 10px;
  align-items: center;
}

.ops-flow div {
  min-height: 112px;
  border: 1px solid var(--dark-line);
  border-radius: 18px;
  background: rgba(255,255,255,.06);
  padding: 16px;
  opacity: 0;
  transform: translateY(18px);
}

.ops-flow strong,
.ops-flow span {
  display: block;
}

.ops-flow strong {
  font-size: 16px;
}

.ops-flow span {
  margin-top: 10px;
  color: rgba(255,248,234,.62);
  font-size: 13px;
  line-height: 1.55;
}

.ops-flow i {
  height: 1px;
  background: linear-gradient(90deg, rgba(255,255,255,.1), rgba(255,255,255,.48), rgba(255,255,255,.1));
  overflow: hidden;
  opacity: 0;
}

.ops-flow.is-visible div {
  opacity: 1;
  transform: translateY(0);
  transition: opacity .58s ease, transform .58s cubic-bezier(.2,.8,.2,1);
}

.ops-flow.is-visible div:nth-of-type(2) { transition-delay: .08s; }
.ops-flow.is-visible div:nth-of-type(3) { transition-delay: .16s; }
.ops-flow.is-visible div:nth-of-type(4) { transition-delay: .24s; }

.ops-flow.is-visible i {
  opacity: 1;
  animation: flow-line 1.2s ease both;
}

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

.solution-grid article {
  min-height: 238px;
  display: grid;
  align-content: start;
  gap: 10px;
}

.solution-grid article > span {
  display: inline-flex;
  justify-self: start;
  border-radius: 999px;
  background: rgba(47,127,134,.1);
  color: var(--cyan);
  padding: 5px 8px;
  font-size: 11px;
  font-weight: 950;
  letter-spacing: .04em;
  text-transform: uppercase;
}

.solution-grid h3 {
  margin: 6px 0 0;
}

.solution-path {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 7px;
  margin-top: 4px;
  border-top: 1px solid rgba(206,198,183,.62);
  padding-top: 12px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.5;
}

.solution-path b {
  color: var(--ink);
  font-size: 12px;
}

.solution-path i {
  width: 18px;
  height: 1px;
  background: rgba(201,100,66,.58);
}

.security-section {
  display: grid;
  grid-template-columns: minmax(0, .86fr) minmax(0, 1.14fr);
  gap: 42px;
  align-items: start;
}

.security-list {
  display: grid;
  gap: 12px;
}

.security-list div {
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr);
  gap: 18px;
  align-items: start;
  border-top: 1px solid var(--line);
  padding: 18px 0;
}

.security-list strong {
  color: var(--ink);
  font-size: 16px;
}

.security-list span {
  color: var(--muted);
  line-height: 1.72;
}

.trial-section {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(360px, .76fr);
  gap: 38px;
  align-items: start;
  margin-bottom: 48px;
  border: 1px solid rgba(206,198,183,.84);
  border-radius: 28px;
  background:
    radial-gradient(circle at 92% 10%, rgba(201,100,66,.11), transparent 28%),
    rgba(255,253,247,.76);
  padding: clamp(26px, 4.4vw, 46px);
  box-shadow: var(--shadow);
}

.trial-entry-panel {
  display: grid;
  gap: 14px;
  border: 1px solid rgba(206,198,183,.76);
  border-radius: 20px;
  background: rgba(255,255,255,.68);
  padding: clamp(18px, 3vw, 26px);
  box-shadow: 0 10px 28px rgba(26,24,20,.055);
}

.trial-side-panel {
  display: grid;
  gap: 16px;
}

.trial-entry-panel strong {
  color: var(--ink);
  font-family: var(--serif);
  font-size: clamp(22px, 3vw, 31px);
  font-weight: 560;
  letter-spacing: 0;
}

.trial-entry-panel p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.trial-entry-panel .landing-btn {
  width: fit-content;
}

.wechat-group-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 132px;
  gap: 18px;
  align-items: center;
  border: 1px solid rgba(206,198,183,.76);
  border-radius: 20px;
  background: rgba(255,255,255,.62);
  padding: 18px;
  box-shadow: 0 10px 28px rgba(26,24,20,.05);
}

.wechat-group-copy {
  display: grid;
  gap: 8px;
}

.wechat-group-panel strong {
  color: var(--ink);
  font-size: 18px;
  letter-spacing: 0;
}

.wechat-group-panel p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.64;
}

.wechat-group-panel img {
  width: 132px;
  height: 132px;
  border: 8px solid #fff;
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 8px 22px rgba(26,24,20,.08);
  object-fit: cover;
}

@keyframes hero-copy-in {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes console-in {
  from { opacity: 0; transform: translate3d(0, 28px, 0) scale(.97); }
  to { opacity: 1; transform: translate3d(0, var(--hero-parallax, 0px), 0) scale(1); }
}

@keyframes console-glow {
  0%, 100% { box-shadow: 0 36px 110px rgba(20,20,19,.28), 0 0 0 rgba(47,127,134,0); }
  50% { box-shadow: 0 36px 110px rgba(20,20,19,.28), 0 0 54px rgba(47,127,134,.18); }
}

@keyframes grid-drift {
  from { background-position: 0 0, 0 0; }
  to { background-position: 32px 32px, 32px 32px; }
}

@keyframes pulse-dot {
  0%, 100% { transform: scale(1); box-shadow: 0 0 0 5px rgba(201,100,66,.14); }
  50% { transform: scale(1.16); box-shadow: 0 0 0 9px rgba(201,100,66,.06); }
}

@keyframes flow-line {
  from { transform: scaleX(0); transform-origin: left center; }
  to { transform: scaleX(1); transform-origin: left center; }
}

@keyframes phone-float {
  0%, 100% { transform: translateY(0) rotate(-1deg); }
  50% { transform: translateY(-10px) rotate(1.4deg); }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: .001ms !important;
  }
  .feature-card,
  .solution-grid article,
  .visual-card,
  .security-list div,
  .trial-section,
  .ops-flow div,
  .ops-flow i {
    opacity: 1;
    transform: none;
  }
}

.landing-footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
  border-top: 1px solid var(--line);
  padding: 26px 0 34px;
  color: var(--muted);
}

.landing-footer div,
.landing-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.landing-footer strong {
  color: var(--ink);
}

.landing-footer nav a {
  color: var(--muted);
  font-size: 13px;
  font-weight: 750;
}

@media (max-width: 1020px) {
  .landing-hero,
  .dark-band,
  .security-section,
  .trial-section {
    grid-template-columns: 1fr;
  }
  .landing-hero {
    min-height: auto;
    padding-top: 42px;
  }
  .feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .visual-proof-grid {
    grid-template-columns: 1fr;
  }
  .agent-console {
    max-width: 720px;
    margin: 0 auto;
  }
  .ops-flow {
    grid-template-columns: 1fr;
  }
  .ops-flow i {
    width: 1px;
    height: 22px;
    justify-self: center;
    background: linear-gradient(180deg, rgba(255,255,255,.1), rgba(255,255,255,.45), rgba(255,255,255,.1));
  }
}

@media (max-width: 720px) {
  body.landing-body {
    overflow-x: hidden;
  }
  .wechat-floating-panel {
    display: none;
  }
  .landing-nav {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px 14px;
    height: auto;
    padding-top: 10px;
    padding-bottom: 10px;
  }
  .landing-brand {
    flex: 1 1 auto;
    min-width: 150px;
  }
  .landing-nav nav {
    flex: 1 1 100%;
    order: 2;
    justify-content: flex-start;
    gap: 4px;
    overflow-x: auto;
    padding-bottom: 2px;
  }
  .landing-nav nav a {
    flex: 0 0 auto;
    padding: 8px 11px;
    font-size: 13px;
  }
  .landing-nav-cta {
    display: none;
  }
  .landing-hero {
    width: min(calc(100vw - 28px), 1120px);
    padding-top: 34px;
    padding-bottom: 44px;
    gap: 26px;
  }
  .landing-hero h1 {
    width: min(100%, calc(100vw - 28px));
    max-width: calc(100vw - 28px);
    font-size: 28px;
    line-height: 1.18;
    word-break: keep-all;
    overflow-wrap: normal;
    line-break: strict;
  }
  .desktop-title {
    display: none;
  }
  .mobile-title {
    display: inline;
  }
  .landing-lead {
    width: min(100%, calc(100vw - 32px));
    max-width: 100%;
    margin-top: 18px;
    font-size: 15px;
    line-height: 1.66;
    display: block;
    overflow: visible;
    overflow-wrap: anywhere;
    word-break: normal;
  }
  .landing-actions {
    margin-top: 24px;
  }
  .hero-dispatch {
    grid-template-columns: 1fr;
    gap: 8px;
    margin-top: 16px;
  }
  .hero-dispatch span {
    justify-self: start;
  }
  .hero-dispatch strong {
    white-space: normal;
  }
  .landing-trust-row {
    flex-wrap: nowrap;
    overflow-x: auto;
    max-width: 100%;
    padding-bottom: 4px;
    scrollbar-width: none;
  }
  .landing-trust-row::-webkit-scrollbar {
    display: none;
  }
  .landing-trust-row span {
    flex: 0 0 auto;
  }
  .agent-console {
    border-radius: 22px;
  }
  .console-grid {
    padding: 10px;
    gap: 10px;
  }
  .console-grid,
  .feature-grid,
  .solution-grid,
  .visual-proof-grid {
    grid-template-columns: 1fr;
  }
  .phone-panel {
    grid-row: auto;
  }
  .console-topbar strong {
    max-width: 44%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  .feature-card,
  .solution-grid article,
  .visual-card {
    min-height: auto;
    padding: 18px;
  }
  .visual-card {
    padding: 0;
  }
  .visual-card figure {
    min-height: 220px;
  }
  .visual-card img {
    min-height: 220px;
  }
  .visual-card:not(.phone-shot-card) figure {
    aspect-ratio: 3 / 2;
    min-height: 0;
    padding: 10px;
  }
  .visual-card:not(.phone-shot-card) img {
    min-height: 0;
    object-fit: contain;
  }
  .phone-shot-card figure,
  .phone-shot-card img {
    min-height: 360px;
    height: 360px;
  }
  .landing-section,
  .trial-section {
    width: min(calc(100vw - 28px), 1120px);
    padding-top: 52px;
    padding-bottom: 52px;
  }
  .landing-section h2,
  .trial-section h2 {
    font-size: 26px;
    line-height: 1.18;
  }
  .section-head p,
  .trial-copy p {
    font-size: 15px;
    line-height: 1.64;
  }
  .dark-band {
    padding-left: 14px;
    padding-right: 14px;
  }
  .security-list div {
    grid-template-columns: 1fr;
    gap: 7px;
  }
  .trial-section {
    padding: 22px;
    border-radius: 22px;
  }
  .wechat-group-panel {
    grid-template-columns: minmax(0, 1fr) 112px;
    gap: 14px;
  }
  .wechat-group-panel img {
    width: 112px;
    height: 112px;
    border-radius: 14px;
  }
  .landing-footer {
    flex-direction: column;
  }
}

@media (max-width: 460px) {
  .landing-brand img {
    width: 132px;
  }
  .landing-hero h1 {
    font-size: 27px;
  }
  .landing-hero-copy {
    padding-right: 2px;
  }
  .landing-actions .landing-btn {
    width: 100%;
  }
  .landing-btn {
    min-height: 43px;
  }
  .wechat-group-panel {
    grid-template-columns: 1fr;
  }
  .wechat-group-panel img {
    width: min(190px, 100%);
    height: auto;
    aspect-ratio: 1;
  }
  .agent-row {
    grid-template-columns: 32px minmax(0, 1fr);
  }
}