/* GERUN · AI 员工市场 — global styles */

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

:root {
  --bg: #0a0a0a;
  --bg-2: #111111;
  --bg-3: #161616;
  --bg-card: #141414;
  --line: #242424;
  --line-2: #2e2e2e;
  --text: #f2ece1;
  --text-dim: #a8a39a;
  --text-mute: #6b6660;
  --accent: #19C765;
  --accent-2: #00AFA9;
  --accent-3: #6BCB18;
  --accent-4: #5BC820;
  --accent-5: #079BB8;
  --accent-6: #BCEB34;
  --grid: rgba(255,255,255,0.03);

  --font-sans: "Inter", "Space Grotesk", -apple-system, "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  --font-display: "Space Grotesk", "Inter", -apple-system, "PingFang SC", "Noto Sans SC", sans-serif;
  --font-mono: "JetBrains Mono", "IBM Plex Mono", "SF Mono", ui-monospace, monospace;
  --font-cn: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
}

html, body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  letter-spacing: 0.01em;
  overflow-x: hidden;
}

body {
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 80px 80px;
  background-position: center top;
}

a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }

::selection { background: var(--accent); color: #fff; }

/* ---------- layout helpers ---------- */
.wrap { max-width: 1440px; margin: 0 auto; padding: 0 48px; }
@media (max-width: 800px) { .wrap { padding: 0 20px; } }

.mono { font-family: var(--font-mono); letter-spacing: 0.02em; }
.label { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--text-mute); }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--text-dim); }
.eyebrow::before { content: ""; width: 24px; height: 1px; background: var(--accent); }

.section-divider {
  border-top: 1px solid var(--line);
  position: relative;
}
.section-divider::before {
  content: ""; position: absolute; top: -1px; left: 0; width: 64px; height: 1px; background: var(--accent);
}

/* ---------- nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(18px);
  background: rgba(10,10,10,0.72);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.logo {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-display);
  font-weight: 700; font-size: 18px;
  letter-spacing: 0.04em;
}
.logo-mark {
  width: 32px; height: 32px;
  background: transparent;
  display: grid; place-items: center;
  overflow: hidden;
}
.logo-mark img {
  width: 100%; height: 100%;
  display: block;
  object-fit: cover;
}
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a {
  font-size: 13px; color: var(--text-dim);
  transition: color .15s;
}
.nav-links a:hover { color: var(--text); }
.nav-cta {
  padding: 8px 14px;
  border: 1px solid var(--line-2);
  font-size: 12px;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  transition: all .15s;
}
.nav-cta:hover { background: var(--text); color: var(--bg); border-color: var(--text); }
@media (max-width: 800px) { .nav-links a:not(.nav-cta) { display: none; } }

/* ---------- hero ---------- */
.hero {
  padding: 80px 0 100px;
  position: relative;
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 64px;
  align-items: end;
}
@media (max-width: 1000px) { .hero-grid { grid-template-columns: 1fr; gap: 40px; } }

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(48px, 7.5vw, 112px);
  line-height: 0.95;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.hero-title .cn { font-family: var(--font-cn); font-weight: 800; }
.hero-title .strike {
  position: relative; display: inline-block;
}
.hero-title .strike::after {
  content: ""; position: absolute;
  left: -4%; right: -4%; top: 50%;
  height: 0.08em; background: var(--accent);
  transform: translateY(-50%) rotate(-3deg);
}
.hero-title .accent { color: var(--accent); }
.hero-title em { font-style: italic; font-weight: 500; font-family: var(--font-display); color: var(--text-dim); }

.hero-sub {
  font-size: 18px; line-height: 1.6;
  color: var(--text-dim);
  max-width: 480px;
}
.hero-sub strong { color: var(--text); font-weight: 600; }

.hero-stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
  border-top: 1px solid var(--line);
  padding-top: 24px;
}
@media (max-width: 700px) { .hero-stats { grid-template-columns: repeat(2, 1fr); } }
.hero-stat { }
.hero-stat .num {
  font-family: var(--font-display);
  font-size: 44px; font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1;
}
.hero-stat .num .unit { font-size: 18px; color: var(--text-dim); margin-left: 4px; }
.hero-stat .lbl { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--text-mute); margin-top: 8px; }

.hero-cta-row { display: flex; gap: 14px; margin-top: 32px; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 22px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border: 1px solid transparent;
  transition: all .15s ease;
  cursor: pointer;
}
.btn-primary { background: var(--accent); color: #000; }
.btn-primary:hover { background: #fff; }
.btn-ghost { border-color: var(--line-2); color: var(--text); }
.btn-ghost:hover { border-color: var(--text); }
.btn .arrow { transition: transform .2s; }
.btn:hover .arrow { transform: translateX(3px); }

/* ticker */
.ticker-wrap {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
  background: var(--bg-2);
}
.ticker {
  display: flex; gap: 56px;
  padding: 18px 0;
  animation: ticker 60s linear infinite;
  width: max-content;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-dim);
}
.ticker span { white-space: nowrap; display: inline-flex; align-items: center; gap: 12px; }
.ticker .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent-2); display: inline-block; }
@keyframes ticker { to { transform: translateX(-50%); } }

/* ---------- section header ---------- */
.section { padding: 100px 0; position: relative; }
.sec-head {
  display: flex; align-items: flex-end; justify-content: space-between;
  margin-bottom: 56px;
  gap: 32px; flex-wrap: wrap;
}
.sec-head h2 {
  font-family: var(--font-display);
  font-size: clamp(36px, 4.5vw, 64px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1;
  max-width: 720px;
}
.sec-head .cn { font-family: var(--font-cn); }
.sec-head .accent { color: var(--accent); }
.sec-head .meta { font-family: var(--font-mono); font-size: 12px; color: var(--text-mute); letter-spacing: 0.16em; text-transform: uppercase; text-align: right; }
.sec-head .meta b { color: var(--text); font-weight: 600; }

/* ---------- employees: groups + cards ---------- */
.groups-stack {
  display: flex; flex-direction: column;
  gap: 56px;
}

.group-block {
  display: flex; flex-direction: column;
  gap: 0;
}

.group-banner {
  border: 1px solid var(--line);
  border-top: 3px solid;
  background: var(--bg-2);
  padding: 28px 32px;
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 32px;
  align-items: center;
}
@media (max-width: 800px) {
  .group-banner { grid-template-columns: 1fr; gap: 16px; padding: 24px; }
}

.gb-left { display: flex; flex-direction: column; gap: 8px; }
.gb-no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--text-mute);
}
.gb-name {
  display: flex; align-items: baseline; gap: 16px;
  flex-wrap: wrap;
}
.gb-name .cn {
  font-family: var(--font-cn);
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.1;
}
.gb-name .gb-en {
  font-family: var(--font-display);
  font-size: 16px;
  font-style: italic;
  font-weight: 500;
  color: var(--text-mute);
}
.gb-scene {
  font-size: 14px;
  color: var(--text-dim);
  line-height: 1.55;
  margin-top: 4px;
}

.gb-right {
  display: flex; flex-direction: column;
  gap: 10px;
  text-align: right;
}
@media (max-width: 800px) {
  .gb-right { text-align: left; }
}
.gb-summary {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text);
  letter-spacing: 0.04em;
  display: inline-flex; align-items: center; gap: 8px;
  align-self: flex-end;
}
@media (max-width: 800px) { .gb-summary { align-self: flex-start; } }
.gb-dot {
  width: 8px; height: 8px;
}
.gb-count {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--text-mute);
}
.gb-count > span:first-child {
  color: var(--text);
  font-weight: 700;
  font-size: 14px;
}
.gb-count .dim { color: var(--text-mute); }
.gb-count .hw {
  margin-left: 8px;
  padding: 2px 8px;
  border: 1px solid var(--line-2);
  font-size: 10px;
  color: var(--text);
  letter-spacing: 0.14em;
}

.group-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-top: none;
}
@media (max-width: 1000px) { .group-cards { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .group-cards { grid-template-columns: 1fr; } }

/* 管理层宽卡片 — 宽度是普通卡片 2 倍 */
.group-cards-full {
  grid-template-columns: repeat(3, 1fr);
}
.emp-card-wide {
  grid-column: span 2;
}
@media (max-width: 1000px) { .group-cards-full { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 640px) {
  .group-cards-full { grid-template-columns: 1fr; }
  .emp-card-wide { grid-column: span 1; }
}

.emp-card.optional {
  background: var(--bg-2);
}
.emp-card.optional .emp-name::after {
  content: "";
}

.emp-card.coming-soon {
  cursor: default;
  opacity: 0.55;
}
.emp-card.coming-soon:hover { background: var(--bg); }
.emp-card.coming-soon .emp-detail-arrow { display: none; }
.emp-tag-soon {
  background: transparent !important;
  color: var(--text-mute) !important;
  border: 1px solid var(--line-2);
  letter-spacing: 0.08em !important;
}

/* legacy domain tabs (kept for compatibility, not rendered anymore) */
.domain-tabs {
  display: flex; gap: 4px;
  border: 1px solid var(--line);
  padding: 4px;
  margin-bottom: 32px;
  flex-wrap: wrap;
  width: fit-content;
}
.domain-tab {
  padding: 10px 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
  cursor: pointer;
  transition: all .15s;
  display: inline-flex; align-items: center; gap: 8px;
}
.domain-tab .count { color: var(--text-mute); }
.domain-tab.active { background: var(--text); color: var(--bg); }
.domain-tab.active .count { color: var(--bg); opacity: 0.6; }
.domain-tab:hover:not(.active) { color: var(--text); }

.emp-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
@media (max-width: 1000px) { .emp-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .emp-grid { grid-template-columns: 1fr; } }

.emp-card {
  background: var(--bg);
  padding: 28px;
  position: relative;
  cursor: pointer;
  transition: background .2s;
  display: flex; flex-direction: column;
  min-height: 320px;
}
.emp-card:hover { background: var(--bg-3); }
.emp-card-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; }
.emp-code {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-mute);
  letter-spacing: 0.12em;
}
.emp-status {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent-2);
}
.emp-status::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent-2);
  box-shadow: 0 0 0 4px rgba(74,222,128,0.12);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(74,222,128,0.4); }
  50% { box-shadow: 0 0 0 6px rgba(74,222,128,0); }
}
.emp-tag {
  position: absolute; top: 28px; right: 28px;
  background: var(--accent); color: #000;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  padding: 3px 8px;
  text-transform: uppercase;
}
.emp-card .emp-status.with-tag { display: none; }

.emp-avatar {
  width: 56px; height: 56px;
  margin-bottom: 16px;
  display: grid; place-items: center;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 22px;
  color: #000;
  position: relative;
}
.emp-avatar::after {
  content: ""; position: absolute; inset: 0;
  border: 1px solid rgba(255,255,255,0.15);
  pointer-events: none;
}

.emp-name {
  font-family: var(--font-cn);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 4px;
}
.emp-role {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-mute);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.emp-desc {
  font-size: 13px;
  color: var(--text-dim);
  line-height: 1.55;
  margin-bottom: 18px;
  flex: 1;
}
.emp-foot {
  border-top: 1px dashed var(--line-2);
  padding-top: 14px;
  display: flex; justify-content: space-between; align-items: end;
  gap: 12px;
}
.emp-price-tiny { font-family: var(--font-mono); font-size: 11px; color: var(--text-mute); letter-spacing: 0.06em; }
.emp-price-tiny b { color: var(--text); font-weight: 600; font-size: 13px; letter-spacing: 0; }
.emp-detail-arrow {
  font-family: var(--font-mono); font-size: 11px;
  color: var(--text-dim); letter-spacing: 0.14em; text-transform: uppercase;
  display: inline-flex; align-items: center; gap: 6px;
  transition: color .15s;
}
.emp-card:hover .emp-detail-arrow { color: var(--accent); }

/* employee modal */
.modal-backdrop {
  position: fixed; inset: 0; z-index: 100;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(8px);
  display: grid; place-items: center;
  padding: 24px;
  animation: fade-in .2s ease;
}
@keyframes fade-in { from { opacity: 0 } to { opacity: 1 } }
.modal {
  background: var(--bg);
  border: 1px solid var(--line-2);
  width: 100%; max-width: 920px;
  max-height: 90vh; overflow-y: auto;
  position: relative;
  animation: slide-up .25s cubic-bezier(.2,.7,.2,1);
}
@keyframes slide-up { from { transform: translateY(20px); opacity: 0 } to { transform: translateY(0); opacity: 1 } }
.modal-close {
  position: absolute; top: 20px; right: 20px;
  width: 36px; height: 36px;
  border: 1px solid var(--line-2);
  display: grid; place-items: center;
  font-family: var(--font-mono); font-size: 14px;
  z-index: 2;
}
.modal-close:hover { border-color: var(--text); }
.modal-head {
  padding: 32px 40px 24px;
  display: grid; grid-template-columns: 64px 1fr; gap: 20px;
  border-bottom: 1px solid var(--line);
  align-items: start;
}
.modal-head .emp-avatar { width: 64px; height: 64px; font-size: 24px; margin: 0; }
.modal-head .name { font-family: var(--font-cn); font-size: 28px; font-weight: 700; margin-bottom: 6px; }
.modal-head .sub { display: flex; gap: 14px; align-items: center; font-family: var(--font-mono); font-size: 11px; color: var(--text-mute); text-transform: uppercase; letter-spacing: 0.14em; }
.modal-body { padding: 28px 40px 40px; }
.modal-section { margin-bottom: 28px; }
.modal-section h4 {
  font-family: var(--font-mono);
  font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--text-mute); margin-bottom: 14px;
}
.modal-desc { font-size: 15px; color: var(--text-dim); line-height: 1.7; }
.skill-list { display: flex; flex-wrap: wrap; gap: 8px; }
.skill {
  padding: 6px 12px;
  background: var(--bg-3); border: 1px solid var(--line);
  font-size: 12px; color: var(--text-dim);
}
.metric-row, .pricing-row {
  display: grid; gap: 1px; background: var(--line);
  border: 1px solid var(--line);
}
.metric-row { grid-template-columns: 1fr 1fr; }
.metric-row > div { background: var(--bg); padding: 14px 16px; }
.metric-row .lbl { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--text-mute); margin-bottom: 4px; }
.metric-row .val { font-family: var(--font-display); font-size: 22px; font-weight: 600; }

.pricing-row > div {
  background: var(--bg);
  padding: 16px 18px;
  display: grid; grid-template-columns: 1fr auto auto; gap: 24px;
  align-items: center;
}
.pricing-row .pskill { font-size: 14px; color: var(--text); }
.pricing-row .ppts { font-family: var(--font-mono); font-size: 13px; color: var(--text-dim); }
.pricing-row .ppts b { color: var(--accent-3); font-weight: 700; }
.pricing-row .pprice { font-family: var(--font-mono); font-size: 13px; color: var(--text); }

/* ---------- plans ---------- */
.plans-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
@media (max-width: 1000px) { .plans-grid { grid-template-columns: 1fr; } }

.plan {
  border: 1px solid var(--line);
  padding: 32px;
  position: relative;
  background: var(--bg-2);
  display: flex; flex-direction: column;
}
.plan.recommended {
  border-color: var(--accent);
  background: linear-gradient(180deg, rgba(255,92,43,0.06), transparent 40%);
}
.plan-no {
  font-family: var(--font-mono);
  font-size: 11px; letter-spacing: 0.16em;
  color: var(--text-mute);
  margin-bottom: 24px;
  display: flex; justify-content: space-between;
}
.plan-recommend-tag {
  background: var(--accent); color: #000; padding: 3px 8px;
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase;
}
.plan-name { font-family: var(--font-cn); font-size: 36px; font-weight: 800; line-height: 1; margin-bottom: 6px; }
.plan-sub { font-size: 14px; color: var(--text-dim); margin-bottom: 24px; }
.plan-onboard {
  font-family: var(--font-mono);
  font-size: 28px; font-weight: 600;
  border-top: 1px solid var(--line);
  padding-top: 20px; margin-top: auto;
}
.plan-onboard .sm { font-size: 11px; color: var(--text-mute); letter-spacing: 0.14em; text-transform: uppercase; display: block; margin-bottom: 8px; }
.plan-desc { font-size: 14px; color: var(--text-dim); line-height: 1.65; margin-bottom: 20px; }
.plan-suitable {
  font-size: 12px;
  color: var(--text-mute);
  border-left: 2px solid var(--line-2);
  padding: 6px 0 6px 12px;
  margin-bottom: 24px;
  line-height: 1.55;
}
.plan-suitable b { color: var(--text-dim); font-weight: 500; display: block; font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; margin-bottom: 4px; }
.plan-deliver { list-style: none; display: flex; flex-direction: column; gap: 10px; margin-bottom: 24px; }
.plan-deliver li {
  font-size: 13px; color: var(--text);
  display: flex; align-items: start; gap: 10px;
}
.plan-deliver li::before {
  content: "—"; color: var(--accent); font-family: var(--font-mono);
}

/* ---------- pricing / 积分 ---------- */
.pricing-explain {
  display: grid; grid-template-columns: 1.1fr 1fr; gap: 56px;
  align-items: start;
}
@media (max-width: 900px) { .pricing-explain { grid-template-columns: 1fr; gap: 32px; } }

.pricing-explain h3 {
  font-family: var(--font-cn);
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 24px;
  line-height: 1.2;
}
.pricing-explain h3 .accent { color: var(--accent); }
.pricing-explain p { color: var(--text-dim); font-size: 15px; line-height: 1.7; margin-bottom: 16px; }
.pricing-explain p strong { color: var(--text); }

.point-card {
  border: 1px solid var(--line);
  padding: 28px;
  background: var(--bg-2);
}
.point-card .lbl { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--text-mute); }
.point-card .formula {
  display: flex; align-items: baseline; gap: 14px;
  margin-top: 12px; margin-bottom: 28px;
  font-family: var(--font-display);
  font-weight: 700;
}
.point-card .formula .y { font-size: 56px; line-height: 1; }
.point-card .formula .eq { font-size: 36px; color: var(--text-mute); }
.point-card .formula .x { font-size: 56px; line-height: 1; color: var(--accent); }
.point-card .formula .unit { font-size: 18px; color: var(--text-dim); }

.point-rules { display: grid; gap: 14px; }
.point-rules > div {
  display: grid; grid-template-columns: 18px 1fr;
  gap: 14px; align-items: start;
  font-size: 13px; color: var(--text-dim);
  line-height: 1.6;
}
.point-rules > div .n {
  font-family: var(--font-mono); font-size: 10px;
  color: var(--text-mute); padding-top: 2px;
}
.point-rules > div b { color: var(--text); font-weight: 500; }

/* ---------- estimator section ---------- */
.estimator-card {
  border: 1px solid var(--accent);
  background: linear-gradient(180deg, rgba(255,92,43,0.04), transparent 60%);
  padding: 48px;
  position: relative;
  display: grid; grid-template-columns: 1.2fr 1fr; gap: 48px;
  align-items: center;
}
@media (max-width: 900px) { .estimator-card { grid-template-columns: 1fr; padding: 32px; gap: 32px; } }

.estimator-card .agent-mark {
  width: 64px; height: 64px;
  background: var(--accent); color: #000;
  display: grid; place-items: center;
  font-family: var(--font-mono); font-weight: 700;
  font-size: 24px;
  margin-bottom: 24px;
  position: relative;
}
.estimator-card .agent-mark::after {
  content: ""; position: absolute; inset: -8px;
  border: 1px solid var(--accent); opacity: 0.4;
  animation: ring 2.5s infinite ease-out;
}
@keyframes ring {
  0% { transform: scale(0.95); opacity: 0.5; }
  100% { transform: scale(1.4); opacity: 0; }
}
.estimator-card h3 { font-family: var(--font-cn); font-size: 40px; font-weight: 800; margin-bottom: 12px; line-height: 1.1; letter-spacing: -0.01em; }
.estimator-card .agent-sub { font-size: 16px; color: var(--text-dim); line-height: 1.6; margin-bottom: 28px; }

.estimator-preview {
  background: var(--bg-3);
  border: 1px solid var(--line);
  padding: 24px;
  font-family: var(--font-mono);
  font-size: 13px;
  position: relative;
}
.estimator-preview .ep-head {
  display: flex; justify-content: space-between;
  font-size: 10px; color: var(--text-mute);
  letter-spacing: 0.16em; text-transform: uppercase;
  border-bottom: 1px solid var(--line);
  padding-bottom: 14px; margin-bottom: 18px;
}
.ep-msg { margin-bottom: 14px; line-height: 1.6; }
.ep-msg.user { color: var(--text-dim); }
.ep-msg.user::before { content: "你 ⟩ "; color: var(--text-mute); }
.ep-msg.bot { color: var(--text); }
.ep-msg.bot::before { content: "AI ⟩ "; color: var(--accent); }
.ep-msg.bot .cost { color: var(--accent-3); font-weight: 700; }
.ep-msg.bot .saved { color: var(--accent-2); font-weight: 700; }

/* ---------- promise ---------- */
.promise-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
@media (max-width: 1000px) { .promise-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 640px) { .promise-grid { grid-template-columns: repeat(2, 1fr); } }
.promise-cell { background: var(--bg); padding: 24px; }
.promise-cell .pname { font-family: var(--font-cn); font-size: 15px; font-weight: 600; margin-bottom: 10px; line-height: 1.3; min-height: 40px; }
.promise-cell .pmetric { font-family: var(--font-mono); font-size: 10px; color: var(--text-mute); letter-spacing: 0.1em; margin-bottom: 16px; line-height: 1.4; }
.promise-cell .pnums { display: flex; align-items: end; gap: 12px; }
.promise-cell .pnum { font-family: var(--font-display); font-size: 28px; font-weight: 700; line-height: 1; color: var(--accent); }
.promise-cell .pnum.late { color: var(--text); }
.promise-cell .ptime { font-family: var(--font-mono); font-size: 9px; color: var(--text-mute); letter-spacing: 0.12em; text-transform: uppercase; margin-bottom: 3px; }

/* ---------- faq ---------- */
.faq-list { display: grid; gap: 0; border-top: 1px solid var(--line); }
.faq-item {
  border-bottom: 1px solid var(--line);
  padding: 24px 0;
  cursor: pointer;
}
.faq-q { display: flex; justify-content: space-between; align-items: start; gap: 24px; }
.faq-q-text { font-family: var(--font-cn); font-size: 19px; font-weight: 600; }
.faq-q .ico {
  width: 32px; height: 32px; border: 1px solid var(--line-2);
  display: grid; place-items: center;
  font-family: var(--font-mono); font-size: 16px; flex-shrink: 0;
  transition: all .2s;
}
.faq-item.open .ico { background: var(--accent); color: #000; border-color: var(--accent); transform: rotate(45deg); }
.faq-a {
  max-height: 0; overflow: hidden;
  transition: max-height .3s ease, padding .3s ease;
  color: var(--text-dim);
  font-size: 14px; line-height: 1.7;
  padding-right: 56px;
}
.faq-item.open .faq-a { max-height: 200px; padding-top: 14px; }

/* ---------- footer ---------- */
footer {
  border-top: 1px solid var(--line);
  padding: 80px 0 32px;
  background: var(--bg-2);
}
.foot-top {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 64px;
}
@media (max-width: 900px) { .foot-top { grid-template-columns: 1fr; gap: 32px; } }
.foot-cta-h {
  font-family: var(--font-cn);
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 800; line-height: 1.1; margin-bottom: 20px;
}
.foot-cta-h .accent { color: var(--accent); }
.foot-cta-sub { color: var(--text-dim); font-size: 15px; line-height: 1.7; margin-bottom: 24px; }
.foot-col h5 { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--text-mute); margin-bottom: 18px; }
.foot-col ul { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.foot-col li { font-size: 14px; color: var(--text-dim); }
.foot-col li a:hover { color: var(--accent); }
.foot-contact { display: flex; flex-direction: column; gap: 10px; font-family: var(--font-mono); font-size: 13px; color: var(--text); }
.foot-contact .lbl { color: var(--text-mute); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; margin-bottom: 2px; }
.foot-bot { border-top: 1px solid var(--line); padding-top: 24px; display: flex; justify-content: space-between; font-family: var(--font-mono); font-size: 11px; color: var(--text-mute); letter-spacing: 0.08em; flex-wrap: wrap; gap: 16px; }

.foot-nav {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  border-top: 1px solid var(--line);
  padding: 40px 0;
  margin-bottom: 0;
}
@media (max-width: 700px) { .foot-nav { grid-template-columns: repeat(2, 1fr); } }
.foot-nav h5 {
  font-family: var(--font-mono);
  font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--text-mute); margin-bottom: 18px;
}
.foot-nav ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.foot-nav li { font-size: 13px; color: var(--text-dim); }
.foot-nav a:hover { color: var(--accent); }

.qr-card {
  border: 1px solid var(--line);
  padding: 16px;
  background: var(--bg);
  width: fit-content;
}
.qr-fake {
  display: grid; grid-template-columns: repeat(8, 12px);
  gap: 2px;
  width: fit-content;
}
.qr-fake > div {
  width: 12px; height: 12px;
  background: var(--bg-3);
}
.qr-fake > div.qr-on { background: var(--text); }
/* fake corner markers */
.qr-fake > div:nth-child(1), .qr-fake > div:nth-child(2), .qr-fake > div:nth-child(3),
.qr-fake > div:nth-child(6), .qr-fake > div:nth-child(7), .qr-fake > div:nth-child(8),
.qr-fake > div:nth-child(9), .qr-fake > div:nth-child(16),
.qr-fake > div:nth-child(17), .qr-fake > div:nth-child(24),
.qr-fake > div:nth-child(57), .qr-fake > div:nth-child(58), .qr-fake > div:nth-child(59),
.qr-fake > div:nth-child(49), .qr-fake > div:nth-child(56) { background: var(--text); }
.qr-lbl {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-mute);
  text-align: center;
  margin-top: 10px;
}

.qr-image {
  display: block;
  width: 168px;
  height: auto;
  border-radius: 8px;
  background: #ffffff;
}

/* ---------- mobile responsive ---------- */

/* section vertical padding */
@media (max-width: 640px) {
  .section { padding: 56px 0; }
  .hero { padding: 48px 0 56px; }
  .sec-head { margin-bottom: 36px; flex-direction: column; align-items: flex-start; }
  .sec-head .meta { text-align: left; }
}

/* quick estimate (pricing) 3-col grid */
.quick-est {
  margin-top: 64px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
@media (max-width: 800px) { .quick-est { grid-template-columns: 1fr; } }

/* promise 承诺 01/02/03 */
.promise-commits {
  margin-top: 32px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
@media (max-width: 800px) { .promise-commits { grid-template-columns: 1fr; gap: 14px; } }

/* comparison table horizontal scroll on mobile */
@media (max-width: 700px) {
  .compare-table { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .compare-head, .compare-row { min-width: 540px; }
}

/* modal bottom-sheet on mobile */
@media (max-width: 640px) {
  .modal-backdrop { padding: 0; align-items: flex-end; }
  .modal { border-radius: 0; max-height: 88vh; border-left: none; border-right: none; border-bottom: none; }
  .modal-close { top: 14px; right: 14px; }
  .modal-head { padding: 24px 20px 16px; }
  .modal-head .sub { flex-wrap: wrap; gap: 6px; font-size: 10px; }
  .modal-body { padding: 20px 20px 32px; }
  .pricing-row > div { grid-template-columns: 1fr; gap: 6px; padding: 14px; }
}

/* quote body text size on mobile */
@media (max-width: 640px) {
  .quote-body { font-size: 17px; }
}

/* ---------- cases ---------- */
.cases-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1px; background: var(--line); border: 1px solid var(--line);
}
@media (max-width: 1000px) { .cases-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .cases-grid { grid-template-columns: 1fr; } }
.case-cell { background: var(--bg); padding: 32px; min-height: 240px; display: flex; flex-direction: column; }
.case-no { font-family: var(--font-mono); font-size: 11px; color: var(--text-mute); letter-spacing: 0.16em; margin-bottom: 32px; }
.case-stat {
  font-family: var(--font-display);
  font-size: 64px; font-weight: 700; line-height: 1;
  letter-spacing: -0.02em;
  color: var(--accent);
}
.case-stat-lbl { font-family: var(--font-mono); font-size: 11px; color: var(--text-mute); letter-spacing: 0.16em; text-transform: uppercase; margin-top: 8px; }
.case-foot { margin-top: auto; padding-top: 24px; border-top: 1px dashed var(--line-2); }
.case-name { font-family: var(--font-cn); font-size: 20px; font-weight: 700; margin-bottom: 4px; }
.case-domain { font-family: var(--font-mono); font-size: 11px; color: var(--text-mute); letter-spacing: 0.12em; text-transform: uppercase; }

.cases-quote {
  margin-top: 48px;
  padding: 48px;
  border: 1px solid var(--line);
  background: var(--bg-2);
  display: grid; grid-template-columns: 80px 1fr; gap: 32px; align-items: start;
}
@media (max-width: 700px) { .cases-quote { grid-template-columns: 1fr; padding: 32px; gap: 16px; } }
.quote-mark { font-family: var(--font-display); font-size: 120px; line-height: 0.7; color: var(--accent); font-weight: 700; }
.quote-body { font-family: var(--font-cn); font-size: 22px; line-height: 1.55; color: var(--text); font-weight: 500; }
.quote-body strong { color: var(--accent); font-weight: 600; }
.quote-from { margin-top: 16px; font-family: var(--font-mono); font-size: 11px; color: var(--text-mute); letter-spacing: 0.14em; }

/* ---------- comparison ---------- */
.compare-table {
  border: 1px solid var(--line);
}
.compare-head, .compare-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
}
.compare-head { background: var(--bg); border-bottom: 1px solid var(--line); }
.compare-row { border-bottom: 1px solid var(--line); background: var(--bg-2); }
.compare-row:last-child { border-bottom: none; }
.compare-row.highlight { background: var(--bg-3); }
.compare-row.highlight .ct-ai { color: var(--accent); }
.compare-row:hover { background: var(--bg-3); }

.ct-cell {
  padding: 20px 24px;
  font-size: 15px;
  display: flex; align-items: center;
  border-right: 1px solid var(--line);
}
.ct-cell:last-child { border-right: none; }
.ct-topic {
  font-family: var(--font-cn); font-weight: 600;
  color: var(--text-dim);
}
.compare-head .ct-topic { font-size: 12px; color: var(--text-mute); letter-spacing: 0.16em; text-transform: uppercase; font-family: var(--font-mono); font-weight: 500; }
.ct-human { color: var(--text-dim); }
.ct-ai { color: var(--text); font-weight: 500; gap: 10px; }
.ct-ai.win { color: var(--text); }
.compare-row.highlight .ct-ai.win { color: var(--accent); font-weight: 700; }
.ct-who { font-family: var(--font-cn); font-size: 18px; font-weight: 700; }
.ct-sub { font-family: var(--font-mono); font-size: 10px; color: var(--text-mute); letter-spacing: 0.14em; margin-top: 4px; }
.compare-head .ct-human, .compare-head .ct-ai { flex-direction: column; align-items: flex-start; padding: 24px; gap: 2px; }
.compare-head .ct-ai .ct-who { color: var(--accent); }

.ct-mark {
  display: inline-grid; place-items: center;
  width: 18px; height: 18px;
  background: var(--accent); color: #000;
  font-family: var(--font-mono); font-size: 11px; font-weight: 700;
}
.ct-mark.dim { background: var(--line-2); color: var(--text-mute); }

@media (max-width: 700px) {
  .ct-cell { padding: 14px 16px; font-size: 13px; }
  .ct-who { font-size: 14px; }
}

/* ---------- workflow ---------- */
.workflow-wrap {
  display: grid; gap: 0;
}
.wf-row {
  display: grid; grid-template-columns: 120px 32px 1fr;
  gap: 16px; align-items: stretch;
  position: relative;
  padding: 18px 0;
}
.wf-time {
  text-align: right;
  display: flex; flex-direction: column; justify-content: center;
}
.wf-no { font-family: var(--font-mono); font-size: 10px; color: var(--text-mute); letter-spacing: 0.16em; }
.wf-clock { font-family: var(--font-display); font-size: 26px; font-weight: 700; letter-spacing: -0.01em; margin-top: 2px; }
.wf-line {
  display: flex; justify-content: center;
  position: relative;
}
.wf-line::before {
  content: ""; position: absolute;
  top: 0; bottom: -16px; left: 50%;
  width: 1px; background: var(--line-2);
  transform: translateX(-50%);
}
.wf-row:last-child .wf-line::before { display: none; }
.wf-dot {
  width: 14px; height: 14px;
  margin-top: 6px;
  position: relative; z-index: 2;
}
.wf-dot::after {
  content: ""; position: absolute; inset: -6px;
  border: 1px solid currentColor; opacity: 0.3;
}
.wf-body { display: flex; flex-direction: column; justify-content: center; }
.wf-actor { font-family: var(--font-cn); font-size: 15px; font-weight: 700; margin-bottom: 4px; letter-spacing: 0.02em; }
.wf-action { font-size: 15px; color: var(--text-dim); line-height: 1.5; }

.workflow-foot {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
@media (max-width: 700px) { .workflow-foot { grid-template-columns: repeat(2, 1fr); } }
.wf-stat {
  font-family: var(--font-display);
  font-size: 44px; font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1; margin-top: 8px;
}
.wf-stat span { font-size: 16px; color: var(--text-dim); margin-left: 4px; font-weight: 500; }

/* ---------- audience ---------- */
.audience-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1px; background: var(--line); border: 1px solid var(--line);
}
@media (max-width: 900px) { .audience-grid { grid-template-columns: 1fr; } }
.audience-card { background: var(--bg-2); padding: 32px; min-height: 240px; display: flex; flex-direction: column; }
.aud-tag-row { display: flex; justify-content: space-between; margin-bottom: 32px; align-items: center; }
.aud-tag { font-family: var(--font-mono); font-size: 11px; color: var(--text-mute); letter-spacing: 0.16em; }
.aud-rec { font-family: var(--font-mono); font-size: 10px; color: var(--accent); letter-spacing: 0.14em; padding: 3px 8px; border: 1px solid var(--accent); text-transform: uppercase; }
.aud-name { font-family: var(--font-cn); font-size: 24px; font-weight: 700; line-height: 1.25; margin-bottom: 14px; }
.aud-pain { font-size: 14px; color: var(--text-dim); line-height: 1.6; flex: 1; }
.aud-onboard { margin-top: 24px; padding-top: 20px; border-top: 1px dashed var(--line-2); display: flex; justify-content: space-between; align-items: baseline; font-family: var(--font-mono); }
.aud-onboard .lbl { font-size: 10px; color: var(--text-mute); letter-spacing: 0.14em; text-transform: uppercase; }
.aud-onboard span:last-child { font-size: 18px; font-weight: 700; color: var(--accent); }

/* ---------- work examples (mock chats) ---------- */
.work-examples {
  margin-top: 8px;
}
.we-head {
  display: flex; justify-content: space-between; align-items: baseline;
  margin-bottom: 16px;
  flex-wrap: wrap; gap: 8px;
}
.we-label {
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--text-mute);
}
.we-replace {
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--accent);
  padding: 2px 8px;
  border: 1px dashed var(--accent);
}
.we-grid {
  display: grid; grid-template-columns: 240px 1fr;
  gap: 20px;
  align-items: start;
}
@media (max-width: 700px) {
  .we-grid { grid-template-columns: 1fr; }
  .mock-phone-wrap { max-width: 280px; margin: 0 auto; }
}

/* tag above each mock */
.mock-tag {
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--text-mute);
  margin-bottom: 8px;
  display: flex; align-items: center; gap: 8px;
}
.mock-tag::before {
  content: ""; width: 8px; height: 8px; background: var(--accent-2); border-radius: 50%;
}

/* ---------- mobile phone mock ---------- */
.mock-phone-wrap {}
.mock-phone {
  border: 1px solid var(--line-2);
  background: #ECECEC;
  border-radius: 24px;
  padding: 6px;
  overflow: hidden;
  position: relative;
  font-family: -apple-system, "PingFang SC", "Noto Sans SC", sans-serif;
  color: #1c1c1e;
  font-size: 11px;
  line-height: 1.4;
  height: 480px;
  display: flex; flex-direction: column;
}
.mock-phone-notch {
  position: absolute; top: 10px; left: 50%;
  transform: translateX(-50%);
  width: 60px; height: 16px;
  background: #000; border-radius: 12px;
  z-index: 3;
}
.mp-statusbar {
  display: flex; justify-content: space-between;
  padding: 6px 14px 4px;
  font-family: var(--font-mono); font-size: 9px;
  font-weight: 600;
  color: #1c1c1e;
}
.mp-statusbar-r { display: flex; gap: 4px; align-items: center; }
.mp-sig { letter-spacing: -1px; }
.mp-bat { transform: scaleX(2); }

.mp-header {
  background: #f7f7f7;
  border-bottom: 0.5px solid #d1d1d6;
  padding: 6px 12px;
  display: grid; grid-template-columns: 14px 1fr 14px;
  gap: 8px; align-items: center;
}
.mp-back { color: #007aff; font-size: 16px; font-weight: 500; }
.mp-h-mid { text-align: center; }
.mp-h-title { font-size: 11px; font-weight: 600; color: #1c1c1e; }
.mp-h-sub { font-size: 9px; color: #8e8e93; margin-top: 1px; }
.mp-h-r { color: #007aff; font-size: 14px; text-align: right; }

.mp-body {
  flex: 1;
  background: #ECECEC;
  padding: 8px 8px 12px;
  overflow-y: hidden;
  display: flex; flex-direction: column;
  gap: 6px;
}
.mp-date {
  text-align: center;
  color: #8e8e93;
  font-size: 9px;
  margin: 4px 0;
}
.mp-row {
  display: flex;
  gap: 6px;
  align-items: flex-start;
}
.mp-row.from-user { flex-direction: row-reverse; }
.mp-row.from-bot { flex-direction: row; }

.mp-bot-avatar {
  width: 24px; height: 24px;
  flex-shrink: 0;
  border-radius: 4px;
  color: #000;
  display: grid; place-items: center;
  font-family: var(--font-mono); font-weight: 700; font-size: 10px;
}
.mp-user-avatar {
  width: 24px; height: 24px;
  flex-shrink: 0;
  border-radius: 4px;
  background: linear-gradient(135deg, #4a90e2, #357abd);
  position: relative;
}
.mp-user-avatar::after {
  content: "u"; position: absolute; inset: 0;
  display: grid; place-items: center;
  color: #fff; font-weight: 600; font-size: 10px;
}

.mp-bubble-wrap {
  max-width: 75%;
  display: flex; flex-direction: column;
  gap: 2px;
}
.mp-row.from-user .mp-bubble-wrap { align-items: flex-end; }
.mp-name {
  font-size: 9px; color: #8e8e93;
  padding: 0 4px;
}
.mp-name-bot { color: var(--accent); font-weight: 600; }
.mp-bubble {
  padding: 7px 10px;
  border-radius: 10px;
  font-size: 10px;
  line-height: 1.5;
  word-break: break-word;
  white-space: pre-wrap;
}
.mp-bubble.bot {
  background: #fff;
  color: #1c1c1e;
  border-top-left-radius: 4px;
}
.mp-bubble.user {
  background: #95EC69;
  color: #1c1c1e;
  border-top-right-radius: 4px;
}

.mp-input {
  background: #f7f7f7;
  border-top: 0.5px solid #d1d1d6;
  padding: 6px 8px;
  display: grid; grid-template-columns: 18px 1fr 18px 18px;
  gap: 6px; align-items: center;
}
.mp-mic, .mp-emoji, .mp-plus {
  text-align: center; font-size: 14px;
  color: #8e8e93;
}
.mp-input-text {
  background: #fff;
  border-radius: 6px;
  padding: 5px 10px;
  font-size: 10px; color: #8e8e93;
}

/* ---------- PC agent mock ---------- */
.mock-pc-wrap { }
.mock-pc {
  border: 1px solid var(--line-2);
  background: #161616;
  overflow: hidden;
  border-radius: 8px;
  font-family: -apple-system, "PingFang SC", "Noto Sans SC", sans-serif;
  height: 480px;
  display: flex; flex-direction: column;
}
.mpc-bar {
  background: #1d1d1d;
  padding: 8px 14px;
  display: grid; grid-template-columns: 60px 1fr 30px;
  gap: 14px; align-items: center;
  border-bottom: 1px solid var(--line);
}
.mpc-lights { display: flex; gap: 6px; }
.mpc-lights span { width: 11px; height: 11px; border-radius: 50%; }
.mpc-url {
  font-family: var(--font-mono); font-size: 11px;
  color: var(--text-mute);
  background: #111;
  padding: 4px 10px;
  border-radius: 4px;
  text-align: center;
}
.mpc-r { color: var(--text-mute); font-size: 14px; text-align: right; }

.mpc-body {
  flex: 1;
  display: grid; grid-template-columns: 130px 1fr;
}
.mpc-side {
  background: #111;
  padding: 12px 8px;
  border-right: 1px solid var(--line);
  display: flex; flex-direction: column; gap: 4px;
}
.mpc-side-h {
  display: flex; align-items: center; gap: 8px;
  padding: 4px 6px 12px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 8px;
}
.mpc-logo { width: 20px; height: 20px; background: var(--accent); color: #000; font-family: var(--font-mono); font-weight: 800; font-size: 12px; display: grid; place-items: center; }
.mpc-logo-name { font-family: var(--font-display); font-size: 13px; font-weight: 700; }

.mpc-new {
  padding: 7px 10px;
  border: 1px dashed var(--line-2);
  font-size: 11px;
  color: var(--text-dim);
  text-align: center;
  margin-bottom: 8px;
}
.mpc-side-label { font-family: var(--font-mono); font-size: 9px; color: var(--text-mute); letter-spacing: 0.14em; padding: 4px 6px; }
.mpc-session {
  padding: 7px 8px;
  display: flex; gap: 7px; align-items: center;
  font-size: 11px;
  color: var(--text-dim);
  border-radius: 3px;
}
.mpc-session.active { background: var(--bg-3); color: var(--text); }
.mpc-s-dot { width: 6px; height: 6px; background: var(--line-2); border-radius: 50%; flex-shrink: 0; }
.mpc-session .dim { color: var(--text-mute); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.mpc-main {
  display: flex; flex-direction: column;
  background: var(--bg);
  min-width: 0;
}
.mpc-main-h {
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  display: flex; justify-content: space-between; align-items: center;
  gap: 10px;
}
.mpc-main-h-l { display: flex; align-items: center; gap: 10px; min-width: 0; }
.mpc-avatar {
  width: 32px; height: 32px;
  flex-shrink: 0;
  color: #000;
  display: grid; place-items: center;
  font-family: var(--font-mono); font-weight: 700; font-size: 13px;
}
.mpc-title { font-family: var(--font-cn); font-size: 13px; font-weight: 700; }
.mpc-sub { font-family: var(--font-mono); font-size: 9px; color: var(--text-mute); letter-spacing: 0.1em; margin-top: 2px; }
.mpc-tools { display: flex; gap: 12px; font-family: var(--font-mono); font-size: 10px; color: var(--text-mute); letter-spacing: 0.12em; text-transform: uppercase; }

.mpc-chat {
  flex: 1;
  padding: 16px;
  overflow-y: hidden;
  display: flex; flex-direction: column;
  gap: 14px;
}
.mpc-msg { display: flex; flex-direction: column; gap: 4px; }
.mpc-msg.user { align-items: flex-end; max-width: 90%; align-self: flex-end; }
.mpc-msg.ai { align-items: flex-start; max-width: 95%; }
.mpc-msg-meta {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--text-mute);
  letter-spacing: 0.12em; text-transform: uppercase;
}
.mpc-bubble {
  padding: 10px 12px;
  font-size: 12px;
  line-height: 1.55;
  background: var(--bg-3);
  border: 1px solid var(--line);
  color: var(--text);
  white-space: pre-wrap;
  word-break: break-word;
}
.mpc-msg.user .mpc-bubble {
  background: var(--accent); color: #000;
  border-color: var(--accent);
}
.mpc-actions {
  font-family: var(--font-mono); font-size: 9px;
  color: var(--text-mute);
  letter-spacing: 0.1em;
  display: flex; gap: 8px;
  padding: 2px 0;
}
.mpc-actions span:first-child { color: var(--accent-2); }

.mpc-input {
  border-top: 1px solid var(--line);
  padding: 10px 14px;
  display: flex; gap: 10px; align-items: center;
  background: var(--bg-2);
}
.mpc-input-text {
  flex: 1; font-size: 11px; color: var(--text-mute);
}
.mpc-input-send {
  width: 24px; height: 24px;
  background: var(--accent); color: #000;
  display: grid; place-items: center;
  font-family: var(--font-mono); font-weight: 700; font-size: 13px;
}

/* ---------- floating agent ---------- */
.float-agent {
  position: fixed; bottom: 24px; right: 24px; z-index: 80;
}
.float-bubble {
  display: flex; align-items: center; gap: 12px;
  padding: 14px 20px;
  background: var(--accent); color: #000;
  font-family: var(--font-mono); font-size: 12px;
  letter-spacing: 0.14em; text-transform: uppercase;
  border: none; cursor: pointer;
  box-shadow: 0 12px 40px rgba(255,92,43,0.4);
  transition: transform .15s;
}
.float-bubble:hover { transform: translateY(-2px); }
.float-bubble .pulse-dot {
  width: 8px; height: 8px; border-radius: 50%; background: #000;
  position: relative;
}
.float-bubble .pulse-dot::after {
  content: ""; position: absolute; inset: -3px;
  border: 1px solid #000; border-radius: 50%;
  animation: bdot 2s infinite;
}
@keyframes bdot { 0% { opacity: 1; transform: scale(0.8); } 100% { opacity: 0; transform: scale(1.6); } }

/* ---------- agent panel ---------- */
.agent-panel {
  position: fixed; bottom: 24px; right: 24px;
  width: 420px; max-width: calc(100vw - 32px);
  height: 600px; max-height: calc(100vh - 60px);
  background: var(--bg);
  border: 1px solid var(--accent);
  z-index: 90;
  display: flex; flex-direction: column;
  box-shadow: 0 32px 80px rgba(0,0,0,0.6);
  animation: pop .25s cubic-bezier(.2,.7,.2,1);
}
@keyframes pop { from { transform: translateY(20px) scale(0.96); opacity: 0; } to { transform: translateY(0) scale(1); opacity: 1; } }
.agent-head {
  padding: 18px 20px;
  border-bottom: 1px solid var(--line);
  display: flex; justify-content: space-between; align-items: center;
  background: var(--bg-2);
}
.agent-head .name { font-family: var(--font-cn); font-size: 16px; font-weight: 700; display: flex; align-items: center; gap: 10px; }
.agent-head .name::before {
  content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--accent-2);
  box-shadow: 0 0 0 4px rgba(74,222,128,0.18);
}
.agent-head .sub { font-family: var(--font-mono); font-size: 10px; color: var(--text-mute); letter-spacing: 0.14em; text-transform: uppercase; margin-top: 2px; }
.agent-head .close-x {
  width: 28px; height: 28px; border: 1px solid var(--line-2);
  display: grid; place-items: center;
  font-family: var(--font-mono); font-size: 12px;
}
.agent-head .close-x:hover { border-color: var(--text); }

.agent-msgs {
  flex: 1; overflow-y: auto;
  padding: 20px;
  display: flex; flex-direction: column; gap: 14px;
}
.agent-msgs::-webkit-scrollbar { width: 6px; }
.agent-msgs::-webkit-scrollbar-thumb { background: var(--line-2); }

.msg { max-width: 88%; }
.msg.ai { align-self: flex-start; }
.msg.user { align-self: flex-end; }
.msg-bubble {
  padding: 12px 14px;
  font-size: 14px;
  line-height: 1.55;
  white-space: pre-wrap;
  word-break: break-word;
}
.msg.ai .msg-bubble {
  background: var(--bg-3); color: var(--text);
  border: 1px solid var(--line);
}
.msg.user .msg-bubble {
  background: var(--accent); color: #000;
  font-weight: 500;
}
.msg-meta {
  font-family: var(--font-mono); font-size: 9px;
  color: var(--text-mute); letter-spacing: 0.12em; text-transform: uppercase;
  margin-bottom: 4px;
}
.msg.user .msg-meta { text-align: right; }

.quick-replies { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.quick-chip {
  padding: 6px 12px;
  border: 1px solid var(--line-2);
  font-size: 12px;
  font-family: var(--font-cn);
  cursor: pointer;
  transition: all .15s;
  color: var(--text-dim);
}
.quick-chip:hover { border-color: var(--accent); color: var(--accent); }

.typing { display: inline-flex; gap: 4px; padding: 4px 0; }
.typing span { width: 6px; height: 6px; background: var(--text-mute); border-radius: 50%; animation: blink 1.2s infinite; }
.typing span:nth-child(2) { animation-delay: 0.15s; }
.typing span:nth-child(3) { animation-delay: 0.3s; }
@keyframes blink { 0%, 100% { opacity: 0.3; } 50% { opacity: 1; } }

.agent-input {
  padding: 14px 14px 16px;
  border-top: 1px solid var(--line);
  display: flex; gap: 8px;
  background: var(--bg-2);
}
.agent-input input {
  flex: 1; background: var(--bg);
  border: 1px solid var(--line);
  padding: 12px 14px;
  font-family: var(--font-cn);
  color: var(--text);
  font-size: 14px;
  outline: none;
}
.agent-input input:focus { border-color: var(--accent); }
.agent-input button {
  background: var(--accent); color: #000;
  padding: 0 18px;
  font-family: var(--font-mono);
  font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase;
  font-weight: 700;
}
.agent-input button:disabled { background: var(--line-2); color: var(--text-mute); cursor: not-allowed; }

.estimate-result {
  border: 1px solid var(--accent);
  background: linear-gradient(180deg, rgba(255,92,43,0.08), transparent);
  padding: 14px;
  margin-top: 8px;
}
.estimate-result .lbl { font-family: var(--font-mono); font-size: 10px; color: var(--text-mute); letter-spacing: 0.14em; text-transform: uppercase; }
.estimate-result .num {
  font-family: var(--font-display); font-weight: 700; font-size: 32px;
  color: var(--accent); margin: 4px 0;
}
.estimate-result .num small { color: var(--text-dim); font-size: 14px; font-weight: 400; margin-left: 6px; }
.estimate-result .vs { font-family: var(--font-mono); font-size: 11px; color: var(--accent-2); margin-top: 4px; }

/* ---------- 2026 light website refresh (reference image inspired) ---------- */
:root {
  --bg: #f7fbf7;
  --bg-2: #edf8f1;
  --bg-3: #e4f3e9;
  --bg-card: #ffffff;
  --line: rgba(43, 91, 68, 0.12);
  --line-2: rgba(43, 91, 68, 0.2);
  --text: #172c23;
  --text-dim: #526b60;
  --text-mute: #89a095;
  --accent: #2f986c;
  --accent-2: #42b596;
  --accent-3: #78bf45;
  --accent-4: #dcb65a;
  --accent-5: #247d8d;
  --accent-6: #edf6d8;
  --grid: rgba(47, 152, 108, 0.055);
  --shadow-soft: 0 18px 46px rgba(31, 82, 59, 0.08);
  --shadow-card: 0 10px 24px rgba(31, 82, 59, 0.06);
  --font-sans: "Inter", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-display: "Noto Sans SC", "Inter", "PingFang SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: "Inter", "JetBrains Mono", ui-monospace, monospace;
  --font-cn: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, sans-serif;
}

* { letter-spacing: 0 !important; }

html, body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.68;
}

body {
  background-image:
    linear-gradient(180deg, #edf8f1 0, #f7fbf7 560px, #fffdfa 1100px, #edf8f1 1700px, #fffdfa 2500px),
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: auto, 96px 96px, 96px 96px;
  background-position: center top;
}

::selection { background: rgba(47, 152, 108, 0.22); color: var(--text); }

.wrap {
  max-width: 1080px;
  padding: 0 32px;
}

.mono,
.label,
.eyebrow,
.nav-cta,
.btn,
.hero-stat .lbl,
.ticker,
.sec-head .meta,
.gb-no,
.gb-summary,
.gb-count,
.emp-code,
.emp-status,
.emp-tag,
.emp-role,
.emp-price-tiny,
.emp-detail-arrow,
.modal-section h4,
.plan-no,
.plan-recommend-tag,
.plan-onboard,
.point-card .lbl,
.point-rules > div .n,
.promise-cell .pmetric,
.faq-q .ico,
.foot-col h5,
.foot-contact,
.foot-bot,
.foot-nav h5,
.case-no,
.case-stat-lbl,
.case-domain,
.ct-sub,
.wf-no,
.aud-tag,
.aud-rec,
.we-label,
.we-replace,
.mock-tag,
.msg-meta,
.agent-head .sub,
.estimate-result .lbl {
  font-family: var(--font-sans);
  text-transform: none;
}

.label {
  color: var(--text-mute);
  font-size: 12px;
  font-weight: 600;
}

.eyebrow {
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
}

.eyebrow::before {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--accent);
}

/* nav */
.nav {
  background: rgba(248, 252, 248, 0.84);
  border-bottom: 1px solid rgba(47, 152, 108, 0.1);
  box-shadow: 0 8px 28px rgba(31, 82, 59, 0.04);
}

.nav-inner { height: 68px; }

.logo {
  color: var(--text);
  font-size: 17px;
  font-weight: 800;
}

.logo-mark {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  box-shadow: 0 8px 20px rgba(47, 152, 108, 0.15);
}

.nav-links { gap: 22px; }

.nav-links a {
  color: var(--text-dim);
  font-size: 14px;
  font-weight: 600;
}

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

.nav-cta {
  padding: 9px 16px;
  border-color: rgba(47, 152, 108, 0.18);
  border-radius: 999px;
  background: var(--accent);
  color: #ffffff !important;
  font-size: 13px;
  font-weight: 700;
  box-shadow: 0 10px 24px rgba(47, 152, 108, 0.18);
}

.nav-cta:hover {
  background: #246f53;
  border-color: #246f53;
}

/* hero */
.hero {
  padding: 78px 0 74px;
  background:
    linear-gradient(180deg, rgba(237, 248, 241, 0.96) 0%, rgba(247, 251, 247, 0.9) 72%, rgba(255, 253, 250, 0.92) 100%);
}

.hero .wrap { max-width: 980px; }

.hero-grid {
  display: block;
  text-align: center;
}

.hero-grid > div:first-child,
.hero-grid > div:last-child {
  max-width: 790px;
  margin: 0 auto;
}

.hero-title {
  font-family: var(--font-display);
  font-size: 58px;
  line-height: 1.14;
  font-weight: 900;
  color: var(--text);
}

.hero-title .cn {
  font-family: var(--font-display);
  font-weight: 900;
}

.hero-title .accent,
.sec-head .accent,
.foot-cta-h .accent,
.pricing-explain h3 .accent {
  color: var(--accent);
}

.hero-sub {
  max-width: 660px;
  margin: 30px auto 0;
  color: var(--text-dim);
  font-size: 17px;
  line-height: 1.9;
}

.hero-sub strong { color: var(--text); font-weight: 800; }

.hero-cta-row {
  justify-content: center;
  margin-top: 30px;
}

.btn {
  min-height: 42px;
  padding: 11px 20px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 800;
  text-transform: none;
}

.btn-primary {
  background: var(--accent);
  color: #ffffff;
  box-shadow: 0 12px 26px rgba(47, 152, 108, 0.2);
}

.btn-primary:hover {
  background: #246f53;
  color: #ffffff;
}

.btn-ghost {
  background: #ffffff;
  border-color: rgba(47, 152, 108, 0.2);
  color: var(--text);
}

.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: var(--shadow-card);
}

.hero-stats {
  max-width: 760px;
  margin: 0 auto;
  border: 0;
  padding: 0;
  gap: 12px;
}

.hero-stat {
  min-height: 116px;
  padding: 24px 12px 18px;
  text-align: center;
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(47, 152, 108, 0.1);
  border-radius: 8px;
  box-shadow: var(--shadow-card);
}

.hero-stat .num {
  color: var(--accent);
  font-family: var(--font-display);
  font-size: 35px;
  font-weight: 900;
}

.hero-stat .num .unit {
  color: var(--text-mute);
  font-size: 14px;
  font-weight: 700;
}

.hero-stat .lbl {
  color: var(--text-mute);
  font-size: 12px;
  line-height: 1.45;
  margin-top: 10px;
}

.ticker-wrap {
  background: rgba(255, 255, 255, 0.72);
  border-color: rgba(47, 152, 108, 0.1);
}

.ticker {
  color: var(--accent);
  padding: 16px 0;
  font-size: 13px;
  font-weight: 700;
}

.ticker .dot {
  background: var(--accent);
  opacity: 0.75;
}

/* sections */
.section {
  padding: 92px 0;
}

#employees,
#pricing,
#cases,
#faq {
  background: rgba(255, 253, 250, 0.84);
}

#workflow,
#plans,
#audience,
#promise {
  background: rgba(237, 248, 241, 0.78);
}

#estimator {
  background: #f8f3ec;
}

.sec-head {
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  text-align: center;
  gap: 16px;
  margin-bottom: 46px;
}

.sec-head h2 {
  max-width: 700px;
  color: var(--text);
  font-family: var(--font-display);
  font-size: 40px;
  font-weight: 900;
  line-height: 1.24;
}

.sec-head .meta {
  color: var(--text-mute);
  text-align: center;
  font-size: 13px;
  line-height: 1.75;
}

.sec-head .meta b { color: var(--accent); }

/* employee groups */
.groups-stack { gap: 44px; }

.group-block {
  display: block;
}

.group-banner {
  border: 0 !important;
  background: transparent;
  padding: 0 0 18px;
  grid-template-columns: 1fr auto;
}

.gb-no,
.gb-count,
.gb-name .gb-en {
  color: var(--text-mute);
}

.gb-name .cn {
  color: var(--text);
  font-size: 24px;
  font-weight: 900;
}

.gb-scene {
  color: var(--text-dim);
  font-size: 14px;
}

.gb-summary {
  color: var(--text);
  font-weight: 800;
  align-self: flex-end;
}

.gb-dot {
  border-radius: 999px;
  box-shadow: 0 0 0 5px rgba(47, 152, 108, 0.1);
}

.gb-count > span:first-child { color: var(--accent); }

.gb-count .hw {
  border-color: rgba(47, 152, 108, 0.18);
  background: #ffffff;
  border-radius: 999px;
  color: var(--accent);
}

.group-cards,
.emp-grid,
.audience-grid,
.cases-grid,
.promise-grid,
.quick-est {
  gap: 14px;
  background: transparent;
  border: 0;
}

.emp-card,
.audience-card,
.case-cell,
.plan,
.point-card,
.promise-cell {
  background: var(--bg-card);
  border: 1px solid rgba(47, 152, 108, 0.1);
  border-radius: 8px;
  box-shadow: var(--shadow-card);
}

.emp-card {
  min-height: 270px;
  padding: 24px;
}

.emp-card:hover {
  background: #ffffff;
  border-color: rgba(47, 152, 108, 0.28);
  transform: translateY(-2px);
  box-shadow: var(--shadow-soft);
}

.emp-card.optional { background: rgba(255, 255, 255, 0.82); }

.emp-card.coming-soon:hover {
  transform: none;
  box-shadow: var(--shadow-card);
}

.emp-card-top { margin-bottom: 18px; }

.emp-code,
.emp-role,
.emp-price-tiny {
  color: var(--text-mute);
}

.emp-status {
  color: var(--accent);
  font-weight: 800;
}

.emp-status::before {
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(47, 152, 108, 0.12);
}

.emp-tag {
  top: 22px;
  right: 22px;
  border-radius: 999px;
  background: var(--accent);
  color: #ffffff;
  font-weight: 800;
}

.emp-tag-soon {
  background: #f4f0e7 !important;
  color: var(--text-mute) !important;
}

.emp-avatar {
  width: 48px;
  height: 48px;
  border-radius: 8px;
  color: #ffffff;
  box-shadow: inset 0 -14px 28px rgba(0, 0, 0, 0.08);
}

.emp-avatar::after { border-color: rgba(255, 255, 255, 0.36); border-radius: 8px; }

.emp-name {
  color: var(--text);
  font-size: 20px;
  font-weight: 900;
}

.emp-desc {
  color: var(--text-dim);
  font-size: 13px;
}

.emp-foot {
  border-color: rgba(47, 152, 108, 0.16);
}

.emp-price-tiny b,
.emp-detail-arrow {
  color: var(--accent);
}

/* modal */
.modal-backdrop {
  background: rgba(20, 45, 34, 0.38);
}

.modal {
  background: #ffffff;
  border: 1px solid rgba(47, 152, 108, 0.14);
  border-radius: 8px;
  box-shadow: 0 32px 80px rgba(31, 82, 59, 0.2);
}

.modal-close {
  border-color: rgba(47, 152, 108, 0.16);
  border-radius: 999px;
  color: var(--text-dim);
}

.modal-close:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.modal-head {
  border-color: rgba(47, 152, 108, 0.1);
  background: linear-gradient(180deg, #edf8f1 0%, #ffffff 100%);
}

.modal-head .name {
  color: var(--text);
  font-weight: 900;
}

.modal-head .sub,
.modal-desc {
  color: var(--text-dim);
}

.skill {
  background: #f3faf5;
  border: 1px solid rgba(47, 152, 108, 0.12);
  border-radius: 999px;
  color: var(--text-dim);
}

.metric-row,
.pricing-row {
  gap: 10px;
  background: transparent;
  border: 0;
}

.metric-row > div,
.pricing-row > div {
  background: #f8fcf8;
  border: 1px solid rgba(47, 152, 108, 0.1);
  border-radius: 8px;
}

.metric-row .val,
.pricing-row .pskill,
.pricing-row .pprice {
  color: var(--text);
}

.pricing-row .ppts b { color: var(--accent); }

/* plans + pricing */
.plans-grid { gap: 16px; }

.plan {
  padding: 28px;
}

.plan.recommended {
  background: #ffffff;
  border-color: rgba(47, 152, 108, 0.34);
  box-shadow: var(--shadow-soft);
}

.plan-no,
.plan-sub,
.plan-desc,
.plan-suitable,
.point-rules > div,
.pricing-explain p {
  color: var(--text-dim);
}

.plan-recommend-tag {
  border-radius: 999px;
  background: var(--accent);
  color: #ffffff;
}

.plan-name,
.pricing-explain h3,
.estimator-card h3,
.aud-name,
.case-name,
.faq-q-text {
  color: var(--text);
  font-weight: 900;
}

.plan-onboard {
  border-color: rgba(47, 152, 108, 0.12);
  color: var(--accent);
  font-size: 24px;
  font-weight: 900;
}

.plan-deliver li {
  color: var(--text);
}

.plan-deliver li::before {
  content: "✓";
  color: var(--accent);
  font-weight: 900;
}

.pricing-explain { align-items: center; }

.pricing-explain h3 {
  font-size: 28px;
}

.pricing-explain p strong,
.point-rules > div b {
  color: var(--text);
  font-weight: 800;
}

.point-card {
  padding: 30px;
}

.point-card .formula .y,
.point-card .formula .x {
  color: var(--accent);
  font-size: 50px;
  font-weight: 900;
}

.point-card .formula .eq,
.point-card .formula .unit {
  color: var(--text-mute);
}

/* estimator */
.estimator-card {
  background: #ffffff;
  border: 1px solid rgba(47, 152, 108, 0.12);
  border-radius: 8px;
  box-shadow: var(--shadow-soft);
}

.estimator-card .agent-mark {
  background: var(--accent);
  color: #ffffff;
  border-radius: 8px;
}

.estimator-card .agent-mark::after {
  border-color: var(--accent);
  border-radius: 10px;
}

.estimator-card .agent-sub { color: var(--text-dim); }

.estimator-preview {
  background: #f8fcf8;
  border: 1px solid rgba(47, 152, 108, 0.12);
  border-radius: 8px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.estimator-preview .ep-head {
  border-color: rgba(47, 152, 108, 0.12);
  color: var(--text-mute);
}

.ep-msg.user { color: var(--text-dim); }
.ep-msg.bot { color: var(--text); }
.ep-msg.bot::before,
.ep-msg.bot .cost,
.ep-msg.bot .saved {
  color: var(--accent);
}

/* comparison */
.compare-table {
  border: 1px solid rgba(47, 152, 108, 0.1);
  border-radius: 8px;
  overflow: hidden;
  background: #ffffff;
  box-shadow: var(--shadow-card);
}

.compare-head {
  background: #edf8f1;
  border-color: rgba(47, 152, 108, 0.12);
}

.compare-row {
  background: #ffffff;
  border-color: rgba(47, 152, 108, 0.08);
}

.compare-row.highlight {
  background: #f2faf5;
}

.compare-row:hover { background: #f8fcf8; }

.ct-cell {
  border-color: rgba(47, 152, 108, 0.08);
  color: var(--text-dim);
}

.ct-topic,
.ct-human {
  color: var(--text-dim);
}

.ct-ai,
.ct-ai.win,
.compare-row.highlight .ct-ai.win {
  color: var(--text);
}

.compare-head .ct-ai .ct-who,
.compare-row.highlight .ct-ai {
  color: var(--accent);
}

.ct-mark {
  border-radius: 999px;
  background: var(--accent);
  color: #ffffff;
}

.ct-mark.dim {
  background: #e3ece7;
  color: var(--text-mute);
}

/* workflow */
.workflow-wrap {
  max-width: 760px;
  margin: 0 auto;
}

.wf-row {
  grid-template-columns: 82px 30px 1fr;
  padding: 14px 0;
}

.wf-clock {
  color: var(--accent);
  font-size: 22px;
  font-weight: 900;
}

.wf-line::before {
  background: rgba(47, 152, 108, 0.18);
}

.wf-dot {
  border-radius: 999px;
  box-shadow: 0 0 0 5px rgba(47, 152, 108, 0.1);
}

.wf-dot::after {
  border-radius: 999px;
}

.wf-actor {
  font-weight: 900;
}

.wf-action {
  color: var(--text-dim);
}

.workflow-foot {
  max-width: 720px;
  margin: 42px auto 0;
  padding: 0;
  border: 0;
  gap: 12px;
}

.workflow-foot > div {
  background: #ffffff;
  border: 1px solid rgba(47, 152, 108, 0.1);
  border-radius: 8px;
  padding: 22px 12px;
  text-align: center;
  box-shadow: var(--shadow-card);
}

.wf-stat {
  color: var(--accent);
  font-size: 34px;
  font-weight: 900;
}

.wf-stat span { color: var(--text-mute); }

/* audience + cases + promise */
.audience-card {
  min-height: 220px;
}

.aud-rec {
  border-color: rgba(47, 152, 108, 0.24);
  border-radius: 999px;
  background: #edf8f1;
  color: var(--accent);
  font-weight: 800;
}

.aud-pain,
.foot-cta-sub,
.foot-col li {
  color: var(--text-dim);
}

.aud-onboard {
  border-color: rgba(47, 152, 108, 0.14);
}

.aud-onboard span:last-child {
  color: var(--accent);
}

.case-cell {
  min-height: 210px;
}

.case-stat {
  color: var(--accent);
  font-size: 48px;
  font-weight: 900;
}

.case-foot {
  border-color: rgba(47, 152, 108, 0.14);
}

.cases-quote {
  max-width: 820px;
  margin: 36px auto 0;
  background: #ffffff;
  border: 1px solid rgba(47, 152, 108, 0.1);
  border-radius: 8px;
  box-shadow: var(--shadow-card);
}

.quote-mark,
.quote-body strong {
  color: var(--accent);
}

.quote-body {
  color: var(--text);
  font-size: 19px;
  font-weight: 800;
}

.quote-from {
  color: var(--text-mute);
}

.promise-commits {
  max-width: 920px;
  margin-left: auto;
  margin-right: auto;
}

.promise-commits > div {
  background: #ffffff;
  border: 1px solid rgba(47, 152, 108, 0.1);
  border-left: 0 !important;
  border-radius: 8px;
  padding: 24px !important;
  box-shadow: var(--shadow-card);
}

.promise-commits strong {
  color: var(--accent);
}

/* faq + footer */
.faq-list {
  border-color: rgba(47, 152, 108, 0.12);
}

.faq-item {
  border-color: rgba(47, 152, 108, 0.12);
  padding: 22px 0;
}

.faq-q .ico {
  border-color: rgba(47, 152, 108, 0.16);
  border-radius: 999px;
  color: var(--accent);
}

.faq-item.open .ico {
  background: var(--accent);
  border-color: var(--accent);
  color: #ffffff;
}

.faq-a {
  color: var(--text-dim);
}

footer {
  background: #1d2521;
  border-color: rgba(255, 255, 255, 0.08);
  color: #f4faf6;
}

footer .eyebrow,
footer .foot-cta-h,
footer .foot-contact,
footer .foot-bot strong {
  color: #f4faf6 !important;
}

footer .eyebrow::before {
  background: #8bd8ad;
}

footer .foot-cta-sub,
footer .foot-col li,
footer .foot-contact .lbl,
footer .foot-bot,
footer .foot-nav li,
footer .foot-nav h5,
footer .foot-col h5,
footer .qr-lbl {
  color: rgba(244, 250, 246, 0.64);
}

.foot-nav,
.foot-bot {
  border-color: rgba(255, 255, 255, 0.08);
}

.qr-card {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.12);
  border-radius: 8px;
}

.qr-image {
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.16);
}

.qr-fake > div {
  background: rgba(255, 255, 255, 0.16);
}

.qr-fake > div.qr-on,
.qr-fake > div:nth-child(1),
.qr-fake > div:nth-child(2),
.qr-fake > div:nth-child(3),
.qr-fake > div:nth-child(6),
.qr-fake > div:nth-child(7),
.qr-fake > div:nth-child(8),
.qr-fake > div:nth-child(9),
.qr-fake > div:nth-child(16),
.qr-fake > div:nth-child(17),
.qr-fake > div:nth-child(24),
.qr-fake > div:nth-child(57),
.qr-fake > div:nth-child(58),
.qr-fake > div:nth-child(59),
.qr-fake > div:nth-child(49),
.qr-fake > div:nth-child(56) {
  background: #f4faf6;
}

/* mock chat surfaces */
.mock-phone {
  border-color: rgba(47, 152, 108, 0.16);
  box-shadow: var(--shadow-card);
}

.mock-phone-notch { background: #1d2521; }

.mock-pc {
  background: #ffffff;
  border-color: rgba(47, 152, 108, 0.12);
  box-shadow: var(--shadow-card);
}

.mpc-bar,
.mpc-side,
.mpc-main,
.mpc-input {
  background: #f8fcf8;
  border-color: rgba(47, 152, 108, 0.1);
}

.mpc-url {
  background: #ffffff;
  color: var(--text-mute);
}

.mpc-logo,
.mpc-avatar,
.mpc-input-send {
  background: var(--accent);
  color: #ffffff;
  border-radius: 8px;
}

.mpc-logo-name,
.mpc-title,
.mpc-bubble {
  color: var(--text);
}

.mpc-session.active,
.mpc-bubble {
  background: #ffffff;
  border-color: rgba(47, 152, 108, 0.1);
}

.mpc-msg.user .mpc-bubble {
  background: var(--accent);
  border-color: var(--accent);
  color: #ffffff;
}

/* floating estimator */
.float-bubble {
  background: var(--accent);
  color: #ffffff;
  border-radius: 999px;
  box-shadow: 0 14px 32px rgba(47, 152, 108, 0.24);
}

.float-bubble .pulse-dot,
.float-bubble .pulse-dot::after {
  background: #ffffff;
  border-color: #ffffff;
}

.agent-panel {
  background: #ffffff;
  border: 1px solid rgba(47, 152, 108, 0.18);
  border-radius: 8px;
  box-shadow: 0 28px 80px rgba(31, 82, 59, 0.24);
}

.agent-head,
.agent-input {
  background: #f8fcf8;
  border-color: rgba(47, 152, 108, 0.12);
}

.agent-head .name,
.msg.ai .msg-bubble,
.agent-input input {
  color: var(--text);
}

.agent-head .close-x {
  border-color: rgba(47, 152, 108, 0.16);
  border-radius: 999px;
}

.agent-head .name::before {
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(47, 152, 108, 0.12);
}

.agent-msgs::-webkit-scrollbar-thumb {
  background: rgba(47, 152, 108, 0.22);
}

.msg-bubble {
  border-radius: 8px;
}

.msg.ai .msg-bubble {
  background: #f4faf6;
  border: 1px solid rgba(47, 152, 108, 0.1);
}

.msg.user .msg-bubble,
.agent-input button {
  background: var(--accent);
  color: #ffffff;
  border-radius: 8px;
}

.quick-chip {
  border-color: rgba(47, 152, 108, 0.16);
  border-radius: 999px;
  color: var(--text-dim);
  background: #ffffff;
}

.quick-chip:hover {
  background: #edf8f1;
  border-color: var(--accent);
  color: var(--accent);
}

.agent-input input {
  background: #ffffff;
  border-color: rgba(47, 152, 108, 0.14);
  border-radius: 8px;
}

.agent-input button:disabled {
  background: #dce8e1;
  color: var(--text-mute);
}

.estimate-result {
  background: #edf8f1;
  border-color: rgba(47, 152, 108, 0.22);
  border-radius: 8px;
}

.estimate-result .num,
.estimate-result .vs {
  color: var(--accent);
}

@media (max-width: 1000px) {
  .wrap { max-width: 920px; }
  .group-cards-full,
  .group-cards,
  .emp-grid,
  .plans-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .emp-card-wide { grid-column: span 1; }
}

@media (max-width: 800px) {
  .wrap { padding: 0 22px; }
  .nav-inner { height: 62px; }
  .nav-links { gap: 10px; }
  .hero { padding: 54px 0 58px; }
  .hero-title { font-size: 40px; }
  .hero-sub { font-size: 15px; }
  .section { padding: 64px 0; }
  .sec-head { align-items: flex-start; text-align: left; }
  .sec-head h2 { font-size: 30px; }
  .sec-head .meta { text-align: left; }
  .group-banner {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .gb-right,
  .gb-summary {
    align-self: flex-start;
    text-align: left;
  }
  .pricing-explain,
  .estimator-card {
    grid-template-columns: 1fr;
  }
  .cases-quote {
    padding: 30px;
  }
}

@media (max-width: 640px) {
  .hero-title { font-size: 34px; }
  .hero-stats,
  .workflow-foot,
  .cases-grid,
  .promise-commits,
  .audience-grid,
  .plans-grid,
  .group-cards,
  .group-cards-full,
  .emp-grid {
    grid-template-columns: 1fr;
  }
  .hero-stat { min-height: auto; }
  .wf-row {
    grid-template-columns: 64px 24px 1fr;
    gap: 10px;
  }
  .wf-clock { font-size: 18px; }
  .modal {
    border-radius: 8px 8px 0 0;
  }
  .agent-panel {
    right: 12px;
    bottom: 12px;
    max-width: calc(100vw - 24px);
  }
  .float-agent {
    right: 14px;
    bottom: 14px;
  }
  .float-bubble {
    padding: 10px 12px;
    gap: 8px;
    font-size: 12px;
    box-shadow: 0 10px 22px rgba(47, 152, 108, 0.2);
  }
  .float-bubble .pulse-dot {
    width: 6px;
    height: 6px;
  }
}

/* ---------- DingTalk display type for large titles ---------- */
@font-face {
  font-family: "DingTalk JinBuTi";
  src:
    local("DingTalk JinBuTi"),
    url("assets/fonts/DingTalk-JinBuTi.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

:root {
  --font-title-display: "DingTalk JinBuTi", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --nav-height: 68px;
}

.hero-title,
.sec-head h2,
.foot-cta-h,
.pricing-explain h3,
.estimator-card h3,
.plan-name {
  font-family: var(--font-title-display);
  font-weight: 400;
}

.hero-title .cn,
.hero-title .accent,
.sec-head h2 .cn,
.sec-head h2 .accent,
.foot-cta-h .accent,
.pricing-explain h3 .accent {
  font-family: inherit;
  font-weight: 400;
}

.hero-title {
  font-size: 54px;
  line-height: 1.16;
}

.sec-head h2 {
  font-size: 38px;
  line-height: 1.26;
}

.foot-cta-h,
.estimator-card h3 {
  line-height: 1.18;
}

.plan-name {
  font-size: 32px;
  line-height: 1.12;
}

.pricing-explain h3 {
  font-size: 27px;
  line-height: 1.26;
}

@media (max-width: 800px) {
  .hero-title { font-size: 38px; }
  .sec-head h2 { font-size: 29px; }
  .plan-name { font-size: 30px; }
}

@media (max-width: 640px) {
  .hero-title { font-size: 32px; }
  .sec-head h2 { font-size: 28px; }
  .pricing-explain h3,
  .estimator-card h3 { font-size: 26px; }
}

/* ---------- Product design refinement ---------- */
body {
  background-image:
    radial-gradient(circle at 50% 0%, rgba(111, 201, 163, 0.16), transparent 34%),
    linear-gradient(180deg, #edf8f1 0, #f7fbf7 560px, #fffdfa 1180px, #edf8f1 1820px, #fffdfa 2650px),
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
}

main {
  padding-top: var(--nav-height);
}

.section {
  padding: 104px 0;
}

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
}

.sec-head {
  margin-bottom: 52px;
}

.sec-head .meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px 12px;
  flex-wrap: wrap;
}

.sec-head .meta > div {
  padding: 8px 12px;
  border: 1px solid rgba(47, 152, 108, 0.1);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.68);
}

.hero {
  padding: 86px 0 72px;
}

.hero-kicker {
  margin-bottom: 42px;
}

.hero-signals {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 30px;
}

.hero-signal {
  padding: 9px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(47, 152, 108, 0.12);
  color: var(--text-dim);
  font-size: 13px;
  font-weight: 700;
  box-shadow: 0 10px 22px rgba(31, 82, 59, 0.05);
}

.hero-signal.is-accent {
  color: var(--accent);
  background: rgba(237, 248, 241, 0.92);
}

.hero-board {
  max-width: 840px;
  margin: 62px auto 0;
  padding: 18px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid rgba(47, 152, 108, 0.12);
  box-shadow: 0 18px 42px rgba(31, 82, 59, 0.07);
  backdrop-filter: blur(10px);
}

.platform-section {
  padding-top: 68px;
  padding-bottom: 36px;
  background: transparent;
}

.platform-wrap {
  max-width: 980px;
  text-align: center;
}

.platform-label {
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em !important;
  margin-bottom: 20px;
}

.platform-head {
  margin-bottom: 18px;
}

.platform-head h2 {
  max-width: 760px;
}

.platform-sub {
  max-width: 760px;
  margin: 0 auto;
  color: var(--text-dim);
  font-size: 18px;
  line-height: 1.9;
}

.hero-board-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 14px;
  padding: 0 4px;
}

.hero-board-note {
  color: var(--text-mute);
  font-size: 13px;
  font-weight: 600;
}

.hero-stats {
  max-width: none;
  gap: 10px;
}

.hero-stat {
  min-height: 108px;
  padding: 22px 12px 16px;
}

.group-banner {
  padding-bottom: 22px;
  border-bottom: 1px solid rgba(47, 152, 108, 0.1) !important;
}

.gb-summary {
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(47, 152, 108, 0.1);
}

.plans-grid,
.promise-commits,
.cases-grid,
.audience-grid,
.group-cards,
.group-cards-full {
  gap: 16px;
}

.plan,
.case-cell,
.audience-card,
.emp-card,
.promise-commits > div {
  border-radius: 14px;
}

.compare-table,
.cases-quote,
.estimator-card,
.modal {
  border-radius: 18px;
}

footer {
  padding: 88px 0 32px;
}

.foot-top {
  grid-template-columns: minmax(0, 0.94fr) minmax(500px, 1.06fr);
  gap: 48px;
  margin-bottom: 52px;
}

.foot-intro {
  max-width: 520px;
}

.foot-side {
  display: flex;
  flex-direction: column;
  gap: 18px;
  align-self: stretch;
}

.foot-side-head h5 {
  margin-bottom: 10px;
}

.foot-side-head p {
  color: rgba(244, 250, 246, 0.66);
  font-size: 14px;
  line-height: 1.7;
  max-width: 420px;
}

.foot-contact-card {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) 214px;
  gap: 18px;
  padding: 18px;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.09);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.04));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.foot-contact-main {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.foot-contact-block {
  display: flex;
  flex-direction: column;
  gap: 6px;
  color: #f4faf6;
  font-size: 14px;
  line-height: 1.7;
}

.foot-contact-block a {
  font-size: 24px;
  line-height: 1.12;
  color: #f4faf6;
  word-break: normal;
  overflow-wrap: anywhere;
}

.foot-contact-block .lbl {
  color: rgba(244, 250, 246, 0.48);
  font-size: 11px;
  font-weight: 700;
}

.foot-qr-panel {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.qr-card {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 14px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.08);
}

.qr-image {
  display: block;
  width: 100%;
  max-width: 164px;
  margin: 0 auto;
  border-radius: 12px;
  background: #ffffff;
}

.qr-lbl {
  margin-top: 12px;
  font-size: 11px;
  font-weight: 700;
  text-align: center;
}

.foot-qr-tip {
  color: rgba(244, 250, 246, 0.56);
  font-size: 12px;
  line-height: 1.6;
  text-align: center;
}

.icp-link {
  color: rgba(244, 250, 246, 0.72);
  text-decoration: none;
  transition: color .15s ease;
}

.icp-link:hover {
  color: #8bd8ad;
}

.foot-nav {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 56px;
  padding: 34px 0 10px;
}

@media (max-width: 900px) {
  .section {
    padding: 78px 0;
  }

  .hero {
    padding: 62px 0 58px;
  }

  .hero-board {
    margin-top: 48px;
  }

  .foot-top {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .foot-intro {
    max-width: none;
  }

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

  .foot-qr-panel {
    max-width: 220px;
  }

  .platform-section {
    padding-top: 52px;
    padding-bottom: 24px;
  }

  .platform-sub {
    font-size: 16px;
  }
}

@media (max-width: 800px) {
  :root {
    --nav-height: 62px;
  }

  .sec-head .meta {
    justify-content: flex-start;
  }

  .hero-signals {
    justify-content: flex-start;
  }

  .hero-board-head {
    flex-direction: column;
    align-items: flex-start;
    margin-bottom: 12px;
  }
}

@media (max-width: 640px) {
  .section {
    padding: 64px 0;
  }

  .hero-kicker {
    margin-bottom: 28px;
  }

  .hero-signal {
    width: 100%;
    justify-content: center;
    text-align: center;
  }

  .hero-board {
    padding: 14px;
    border-radius: 14px;
  }

  .hero-stat {
    border-radius: 12px;
  }

  .foot-contact-block a {
    font-size: 21px;
  }

  .foot-qr-panel {
    max-width: none;
  }

  .foot-nav {
    grid-template-columns: 1fr;
    gap: 26px;
  }

  .platform-label {
    margin-bottom: 14px;
  }

  .platform-sub {
    font-size: 15px;
    line-height: 1.82;
  }

  .platform-section {
    padding-top: 44px;
    padding-bottom: 18px;
  }
}