:root {
  --brand: #315b49;
  --brand-dark: #18382e;
  --gold: #b98a45;
  --ink: #16221d;
  --muted: #6d7973;
  --bg: #f5f0e6;
  --card: rgba(255, 255, 255, .72);
  --line: rgba(49, 91, 73, .14);
  --shadow: 0 22px 70px rgba(29, 47, 39, .12);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  font: 14px/1.65 "Microsoft YaHei UI", "PingFang SC", "Noto Sans SC", sans-serif;
  background:
    radial-gradient(circle at 18% 12%, rgba(185, 138, 69, .22), transparent 30rem),
    radial-gradient(circle at 86% 2%, rgba(49, 91, 73, .18), transparent 26rem),
    linear-gradient(145deg, #fbf6ed 0%, #edf2ec 58%, #f8f3e9 100%);
  overflow-x: hidden;
}
button, input, textarea, select { font: inherit; }
button { border: 0; cursor: pointer; }
.soft-grid {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(rgba(49,91,73,.045) 1px, transparent 1px), linear-gradient(90deg, rgba(49,91,73,.045) 1px, transparent 1px);
  background-size: 38px 38px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,.75), transparent 85%);
  animation: gridSlide 18s linear infinite;
}
.ambient { position: fixed; width: 40vw; aspect-ratio: 1; border-radius: 999px; filter: blur(65px); opacity: .25; pointer-events: none; animation: drift 14s ease-in-out infinite alternate; }
.ambient-a { left: -16vw; top: 8vh; background: var(--gold); }
.ambient-b { right: -15vw; top: 18vh; background: var(--brand); animation-delay: -5s; }
.site { position: relative; width: min(1160px, calc(100% - 40px)); margin: 22px auto 96px; display: grid; gap: 18px; }
.nav, .panel, .hero-copy, .hero-visual, .data-band {
  background: linear-gradient(145deg, rgba(255,255,255,.78), rgba(255,255,255,.52));
  border: 1px solid rgba(255,255,255,.78);
  box-shadow: var(--shadow), inset 0 1px 0 rgba(255,255,255,.9);
  backdrop-filter: blur(22px) saturate(135%);
}
.nav { position: sticky; top: 14px; z-index: 6; display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 12px 14px; border-radius: 22px; }
.brand { display: flex; align-items: center; gap: 11px; }
.logo { width: 46px; height: 46px; display: grid; place-items: center; overflow: hidden; border-radius: 16px; color: #fff; font-size: 20px; font-weight: 800; background: linear-gradient(135deg, var(--brand), var(--gold)); box-shadow: 0 12px 26px rgba(49,91,73,.22); }
.logo img { width: 100%; height: 100%; object-fit: cover; }
.brand b { display: block; font-size: 16px; letter-spacing: .02em; }
.brand span { display: block; margin-top: -2px; color: var(--muted); font-size: 12px; }
.nav-links { display: flex; gap: 6px; padding: 5px; border-radius: 999px; background: rgba(255,255,255,.45); border: 1px solid var(--line); }
.nav-links a { color: #405249; text-decoration: none; padding: 7px 12px; border-radius: 999px; font-size: 13px; }
.nav-links a:hover { background: #fff; }
.nav-cta, .primary, .secondary { border-radius: 999px; transition: transform .18s ease, box-shadow .18s ease, background .18s ease; }
.nav-cta { padding: 9px 15px; color: #fff; background: var(--brand); }
.primary { padding: 11px 18px; color: #fff; background: linear-gradient(135deg, var(--brand), var(--brand-dark)); box-shadow: 0 14px 30px rgba(49,91,73,.2); }
.secondary { padding: 11px 18px; color: var(--ink); background: rgba(255,255,255,.65); border: 1px solid var(--line); }
.small { padding: 8px 13px; }
button:hover { transform: translateY(-1px); }
.hero { display: grid; grid-template-columns: minmax(0, 1.02fr) minmax(390px, .98fr); gap: 18px; min-height: 570px; }
.hero-copy, .hero-visual, .panel { border-radius: 30px; padding: clamp(22px, 3.4vw, 38px); }
.hero-copy { display: flex; flex-direction: column; justify-content: center; }
.eyebrow { margin: 0 0 10px; color: var(--gold); font-weight: 800; letter-spacing: .14em; text-transform: uppercase; font-size: 11px; }
h1 { margin: 0; max-width: 610px; font-size: clamp(34px, 5vw, 58px); line-height: 1.06; letter-spacing: -.06em; }
h1 span { display: block; color: var(--brand); }
.lead { margin: 20px 0 0; max-width: 620px; color: #43534c; font-size: 16px; line-height: 1.9; }
.hero-actions { display: flex; align-items: center; gap: 11px; flex-wrap: wrap; margin-top: 26px; }
.proof-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 32px; }
.proof-row span { padding: 14px 15px; border-radius: 18px; color: var(--muted); background: rgba(255,255,255,.55); border: 1px solid rgba(255,255,255,.8); }
.proof-row b { display: block; color: var(--brand); font: 800 22px/1.2 Georgia, serif; }
.hero-visual { position: relative; min-height: 570px; overflow: hidden; background: linear-gradient(145deg, rgba(20,40,33,.94), rgba(40,76,61,.82)); }
.hero-visual::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 70% 18%, rgba(185,138,69,.32), transparent 16rem), linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px); background-size: auto, 34px 34px, 34px 34px; }
.service-orbit { position: absolute; right: 52px; top: 42px; width: 330px; height: 330px; border-radius: 50%; border: 1px dashed rgba(255,255,255,.22); animation: slowSpin 26s linear infinite; }
.service-orbit::after { content: ""; position: absolute; inset: 56px; border-radius: 50%; border: 1px solid rgba(255,255,255,.13); }
.core-card { position: absolute; left: 50%; top: 50%; width: 168px; padding: 17px; transform: translate(-50%, -50%) rotate(var(--counter, 0deg)); border-radius: 26px; color: #fff; background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.2); box-shadow: 0 24px 48px rgba(0,0,0,.22); backdrop-filter: blur(16px); animation: counterSpin 26s linear infinite; }
.core-head { display: flex; align-items: center; gap: 7px; font-size: 12px; color: rgba(255,255,255,.76); }
.core-head i { width: 8px; height: 8px; border-radius: 50%; background: #74ffac; box-shadow: 0 0 0 0 rgba(116,255,172,.55); animation: pulse 1.8s infinite; }
.assistant-face { width: 86px; height: 86px; margin: 16px auto 12px; display: grid; place-items: center; border-radius: 30px; background: linear-gradient(145deg, #f8fff9, #b7dac4); box-shadow: inset 0 -10px 22px rgba(49,91,73,.14); }
.eyes { display: flex; gap: 18px; }
.eyes i { width: 9px; height: 13px; border-radius: 999px; background: var(--brand-dark); animation: blink 4.5s infinite; }
.mouth { width: 28px; height: 8px; border-bottom: 3px solid var(--brand-dark); border-radius: 0 0 999px 999px; margin-top: -22px; }
.micro-lines { display: grid; gap: 5px; }
.micro-lines span { height: 5px; border-radius: 999px; background: rgba(255,255,255,.18); overflow: hidden; }
.micro-lines span::after { content: ""; display: block; width: 45%; height: 100%; background: var(--gold); animation: lineLoad 2.2s ease-in-out infinite; }
.orbit-dot { position: absolute; display: grid; place-items: center; width: 58px; height: 30px; margin: -15px 0 0 -29px; border-radius: 999px; color: #fff; font-size: 12px; background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.22); backdrop-filter: blur(10px); animation: dotSpin 26s linear infinite; }
.dot-a { left: 50%; top: 0; } .dot-b { right: -18px; top: 65%; } .dot-c { left: 10%; bottom: 10%; }
.answer-card { position: absolute; left: 34px; width: 300px; padding: 15px 16px; border-radius: 20px; color: #eef8f2; background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.18); box-shadow: 0 16px 38px rgba(0,0,0,.16); backdrop-filter: blur(14px); animation: floatUp 5.5s ease-in-out infinite; }
.answer-card small { color: #b8d8c5; font-size: 12px; } .answer-card p { margin: 5px 0 0; line-height: 1.7; }
.card-top { top: 88px; } .card-bottom { bottom: 62px; animation-delay: -2.4s; }
.data-band { position: relative; display: flex; overflow: hidden; border-radius: 22px; padding: 12px 0; }
.data-band::before, .data-band::after { content: ""; position: absolute; top: 0; bottom: 0; width: 90px; z-index: 2; pointer-events: none; }
.data-band::before { left: 0; background: linear-gradient(90deg, rgba(248,244,235,.92), transparent); }
.data-band::after { right: 0; background: linear-gradient(270deg, rgba(239,244,237,.92), transparent); }
.band-track { display: flex; flex: 0 0 auto; gap: 10px; min-width: max-content; padding-left: 10px; animation: ticker 28s linear infinite; }
.band-track span { padding: 9px 13px; border-radius: 999px; color: #516159; background: rgba(255,255,255,.6); border: 1px solid rgba(255,255,255,.78); white-space: nowrap; }
.band-track b { color: var(--brand); font-family: Georgia, serif; }
.workspace, .platform { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.section-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 14px; margin-bottom: 16px; }
h2 { margin: 0; font-size: 24px; letter-spacing: -.04em; }
select, input, textarea { width: 100%; border: 1px solid var(--line); border-radius: 15px; padding: 11px 13px; color: var(--ink); background: rgba(255,255,255,.68); outline-color: var(--brand); }
textarea { resize: vertical; font-family: Consolas, "Courier New", monospace; font-size: 13px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0; }
.chips button { padding: 8px 11px; border-radius: 999px; color: var(--brand); background: rgba(49,91,73,.08); border: 1px solid rgba(49,91,73,.12); }
.question-list { display: grid; gap: 9px; }
.question-list button { padding: 12px 14px; text-align: left; color: var(--ink); border-radius: 16px; background: rgba(255,255,255,.58); border: 1px solid rgba(255,255,255,.78); }
.phone-panel { background: linear-gradient(145deg, rgba(255,255,255,.78), rgba(238,245,239,.56)); }
.phone-panel.calling .phone-shell { animation: phonePulse 1.15s ease-in-out infinite; }
.phone-panel.calling .call-state { color: #fff; background: var(--brand); }
.call-state { padding: 6px 10px; border-radius: 999px; color: var(--brand); background: rgba(49,91,73,.08); font-size: 12px; }
.phone-shell { max-width: 330px; margin: 0 auto; padding: 18px; border-radius: 34px; color: #fff; background: linear-gradient(160deg, #132820, #2c5746); box-shadow: inset 0 0 0 8px rgba(255,255,255,.06), 0 20px 50px rgba(24,56,46,.25); }
.phone-top { display: grid; justify-items: center; gap: 3px; color: rgba(255,255,255,.86); }
.phone-top span { width: 70px; height: 5px; border-radius: 999px; background: rgba(255,255,255,.22); margin-bottom: 10px; }
.phone-top b { font-size: 15px; } .phone-top small { color: rgba(255,255,255,.55); }
.call-avatar { width: 92px; height: 92px; margin: 22px auto 14px; display: grid; place-items: center; position: relative; border-radius: 50%; background: linear-gradient(145deg, var(--gold), #f0d39a); color: #18382e; font-weight: 900; font-size: 26px; }
.call-avatar i { position: absolute; inset: -12px; border-radius: 50%; border: 1px solid rgba(240,211,154,.5); animation: ring 1.8s ease-out infinite; }
.call-wave { height: 54px; display: flex; align-items: center; justify-content: center; gap: 6px; }
.call-wave i { width: 6px; border-radius: 999px; background: #f0d39a; animation: wave .9s ease-in-out infinite alternate; }
.call-wave i:nth-child(1) { height: 15px; } .call-wave i:nth-child(2) { height: 36px; animation-delay: -.2s; } .call-wave i:nth-child(3) { height: 48px; animation-delay: -.4s; } .call-wave i:nth-child(4) { height: 28px; animation-delay: -.1s; } .call-wave i:nth-child(5) { height: 42px; animation-delay: -.5s; } .call-wave i:nth-child(6) { height: 18px; animation-delay: -.3s; }
.call-script { display: grid; gap: 8px; margin: 12px 0 16px; font-size: 13px; }
.call-script p { margin: 0; padding: 10px 11px; border-radius: 14px; background: rgba(255,255,255,.09); border: 1px solid rgba(255,255,255,.1); }
.full { width: 100%; }
.call-actions { display: grid; grid-template-columns: 1fr auto; gap: 9px; }
.danger { padding: 11px 14px; border-radius: 999px; color: #ffd9d2; background: rgba(150, 34, 28, .22); border: 1px solid rgba(255, 210, 201, .22); }
.danger:hover { background: rgba(150, 34, 28, .34); }
.platform-card p:not(.eyebrow) { margin: 8px 0 18px; color: #50615a; line-height: 1.85; }
.embed-preview { display: flex; flex-wrap: wrap; gap: 9px; align-items: center; padding: 14px; border-radius: 18px; background: rgba(255,255,255,.56); border: 1px solid rgba(255,255,255,.8); }
.embed-preview span { width: 100%; color: var(--brand); font-weight: 800; }
.embed-preview button { padding: 7px 10px; border-radius: 999px; background: #fff; color: #516159; border: 1px solid var(--line); }
.embed-preview i { margin-left: auto; color: var(--gold); font-style: normal; font-size: 12px; }
.inline-ask { display: grid; grid-template-columns: 1fr auto; gap: 9px; margin-top: 12px; }
.inline-ask button { border-radius: 15px; padding: 0 15px; color: #fff; background: var(--brand); }
.inline-answer { min-height: 112px; margin-top: 13px; padding: 15px; border-radius: 18px; color: #43534c; background: rgba(255,255,255,.58); border: 1px solid rgba(255,255,255,.8); line-height: 1.8; white-space: pre-wrap; }
.admin { display: grid; gap: 14px; }
.form-grid { display: grid; grid-template-columns: 1fr 130px 1fr; gap: 12px; }
label { display: grid; gap: 7px; color: var(--muted); font-size: 13px; }
.hint { margin: 0; color: var(--muted); } code { padding: 2px 6px; border-radius: 7px; background: rgba(49,91,73,.08); }
.chat-widget { position: fixed; right: 22px; bottom: 88px; width: min(390px, calc(100vw - 28px)); height: min(590px, calc(100vh - 110px)); display: none; overflow: hidden; z-index: 8; border-radius: 26px; background: rgba(255,255,255,.86); border: 1px solid rgba(255,255,255,.8); box-shadow: 0 22px 80px rgba(22,34,29,.24); backdrop-filter: blur(24px); }
.chat-widget.open { display: grid; grid-template-rows: auto 1fr auto; animation: popIn .25s ease both; }
.chat-widget header { display: grid; grid-template-columns: auto 1fr auto; gap: 10px; align-items: center; padding: 14px; color: #fff; background: linear-gradient(135deg, var(--brand), var(--brand-dark)); }
.chat-logo { width: 38px; height: 38px; display: grid; place-items: center; border-radius: 14px; color: var(--brand); background: #fff; font-weight: 800; }
.chat-widget small { display: block; color: rgba(255,255,255,.72); margin-top: 2px; }
.chat-widget header button { width: 34px; height: 34px; border-radius: 50%; color: #fff; background: rgba(255,255,255,.16); font-size: 22px; }
.messages { display: flex; flex-direction: column; gap: 10px; padding: 14px; overflow: auto; background: linear-gradient(#fffaf2, #eef4ef); }
.msg { max-width: 86%; padding: 11px 13px; border-radius: 16px; line-height: 1.65; white-space: pre-wrap; animation: msgIn .2s ease both; }
.msg.user { align-self: flex-end; color: #fff; background: var(--brand); border-bottom-right-radius: 5px; }
.msg.bot { align-self: flex-start; color: var(--ink); background: #fff; border: 1px solid rgba(49,91,73,.1); border-bottom-left-radius: 5px; }
.msg small { display: block; margin-top: 7px; color: var(--muted); font-size: 12px; }
.chat-form { display: grid; grid-template-columns: 1fr auto; gap: 8px; padding: 11px; background: rgba(255,255,255,.9); border-top: 1px solid var(--line); }
.chat-form button { padding: 0 14px; border-radius: 14px; color: #fff; background: var(--brand); }
.bubble { position: fixed; right: 24px; bottom: 22px; width: 60px; height: 60px; display: grid; place-items: center; gap: 0; border-radius: 22px; color: #fff; background: linear-gradient(135deg, var(--brand), var(--gold)); box-shadow: 0 16px 42px rgba(29,47,39,.25); z-index: 7; animation: bubbleFloat 2.8s ease-in-out infinite; }
.bubble span { width: 8px; height: 8px; border-radius: 50%; background: #8dffba; box-shadow: 0 0 0 0 rgba(141,255,186,.48); animation: pulse 1.7s infinite; }
.bubble b { font-size: 13px; margin-top: -8px; }
.toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%) translateY(8px); padding: 10px 14px; border-radius: 999px; color: #fff; background: rgba(22,34,29,.92); opacity: 0; pointer-events: none; transition: .2s; z-index: 10; }
.toast.show { opacity: 1; transform: translateX(-50%); }
.reveal { animation: reveal .55s cubic-bezier(.2,.8,.2,1) both; }
@keyframes gridSlide { to { background-position: 38px 38px; } }
@keyframes drift { to { transform: translate3d(4vw, 4vh, 0) scale(1.08); } }
@keyframes slowSpin { to { transform: rotate(360deg); } }
@keyframes counterSpin { to { transform: translate(-50%, -50%) rotate(-360deg); } }
@keyframes dotSpin { to { transform: rotate(-360deg); } }
@keyframes pulse { 70% { box-shadow: 0 0 0 13px rgba(116,255,172,0); } }
@keyframes blink { 2%, 4% { transform: scaleY(.12); } 6%, 100% { transform: scaleY(1); } }
@keyframes lineLoad { 50% { transform: translateX(135%); } }
@keyframes floatUp { 50% { transform: translateY(-10px); } }
@keyframes ticker { to { transform: translateX(calc(-100% - 10px)); } }
@keyframes ring { to { transform: scale(1.22); opacity: 0; } }
@keyframes wave { to { transform: scaleY(.42); opacity: .72; } }
@keyframes phonePulse { 50% { transform: translateY(-2px); box-shadow: inset 0 0 0 8px rgba(255,255,255,.08), 0 26px 62px rgba(24,56,46,.32); } }
@keyframes popIn { from { opacity: 0; transform: translateY(16px) scale(.96); } to { opacity: 1; transform: none; } }
@keyframes msgIn { from { opacity: 0; transform: translateY(7px); } to { opacity: 1; transform: none; } }
@keyframes bubbleFloat { 50% { transform: translateY(-4px); } }
@keyframes reveal { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
@media (max-width: 920px) { .hero, .workspace, .platform { grid-template-columns: 1fr; } .hero-visual { min-height: 470px; } .form-grid { grid-template-columns: 1fr; } .nav { align-items: flex-start; flex-direction: column; } .nav-links { width: 100%; justify-content: space-between; } }
@media (max-width: 560px) { .site { width: calc(100% - 24px); margin-top: 12px; } .hero-copy, .hero-visual, .panel { border-radius: 24px; padding: 20px; } h1 { font-size: 34px; } .proof-row { grid-template-columns: 1fr; } .service-orbit { right: 20px; top: 35px; width: 280px; height: 280px; } .answer-card { left: 18px; width: calc(100% - 36px); } .card-top { top: 280px; } .card-bottom { bottom: 22px; } .inline-ask { grid-template-columns: 1fr; } }