:root {
  --ink: #07111f;
  --ink-2: #0d1a2b;
  --paper: #f5f6ef;
  --white: #ffffff;
  --lime: #d8ff43;
  --lime-dark: #9dbb16;
  --coral: #ff7159;
  --violet: #8878ff;
  --muted: #667080;
  --line: rgba(7, 17, 31, .14);
  --line-dark: rgba(255, 255, 255, .16);
  --radius: 26px;
  --shadow: 0 24px 80px rgba(7, 17, 31, .13);
  --container: min(1180px, calc(100vw - 40px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.68;
  -webkit-font-smoothing: antialiased;
}
body::selection { background: var(--lime); color: var(--ink); }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button { color: inherit; }
img, svg { display: block; max-width: 100%; }
[hidden] { display: none !important; }

.container { width: var(--container); margin-inline: auto; }
.narrow { width: min(820px, calc(100vw - 40px)); margin-inline: auto; }
.section { padding: 110px 0; position: relative; }
.section-sm { padding: 70px 0; }
.section-dark { background: var(--ink); color: var(--white); }
.section-white { background: var(--white); }
.section-lime { background: var(--lime); }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  color: var(--muted);
  font-size: .76rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.eyebrow::before { content: ""; width: 28px; height: 2px; background: currentColor; }
.section-dark .eyebrow { color: var(--lime); }
.display {
  margin: 0;
  font-size: clamp(3rem, 7.5vw, 6.6rem);
  line-height: .98;
  letter-spacing: -.065em;
  font-weight: 850;
}
.headline {
  margin: 0;
  font-size: clamp(2.15rem, 5vw, 4.4rem);
  line-height: 1.08;
  letter-spacing: -.05em;
  font-weight: 840;
}
.subheadline {
  margin: 0;
  font-size: clamp(1.45rem, 3vw, 2.5rem);
  line-height: 1.2;
  letter-spacing: -.03em;
}
.lead { font-size: clamp(1.05rem, 1.5vw, 1.25rem); color: var(--muted); max-width: 760px; }
.section-dark .lead { color: #b9c2cf; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 28px; margin-bottom: 54px; }
.section-heading > p { max-width: 470px; margin: 0 0 6px; color: var(--muted); }
.section-dark .section-heading > p { color: #aeb9c8; }

.announcement {
  min-height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 6px 20px;
  color: var(--ink);
  background: var(--lime);
  font-size: .78rem;
  font-weight: 750;
  letter-spacing: .04em;
}
.announcement span { opacity: .58; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: 78px;
  display: flex;
  align-items: center;
  background: rgba(245, 246, 239, .88);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}
.header-inner { width: var(--container); margin: auto; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 11px; flex: 0 0 auto; }
.brand-mark { position: relative; width: 38px; height: 38px; border-radius: 50%; border: 8px solid var(--ink); }
.brand-mark::after { content: ""; position: absolute; width: 12px; height: 12px; right: -10px; top: -10px; border-radius: 50%; background: var(--coral); border: 3px solid var(--paper); }
.brand-copy { display: grid; line-height: 1; }
.brand-copy strong { font-size: 1.05rem; letter-spacing: -.03em; }
.brand-copy small { margin-top: 5px; font-size: .52rem; letter-spacing: .18em; font-weight: 800; color: var(--muted); }
.site-nav { display: flex; align-items: center; gap: 4px; }
.site-nav > a, .nav-group > button {
  display: flex;
  align-items: center;
  gap: 6px;
  min-height: 42px;
  padding: 0 13px;
  border: 0;
  background: transparent;
  font-size: .88rem;
  font-weight: 680;
  cursor: pointer;
}
.site-nav > a:hover, .nav-group > button:hover, .site-nav > a.is-active { color: var(--lime-dark); }
.nav-group { position: relative; }
.nav-group svg { width: 13px; transition: transform .2s ease; }
.nav-group.is-open svg { transform: rotate(180deg); }
.nav-menu {
  position: absolute;
  left: 50%;
  top: calc(100% + 15px);
  width: 560px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  padding: 14px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: var(--shadow);
  opacity: 0;
  visibility: hidden;
  transform: translate(-50%, 8px);
  transition: .2s ease;
}
.nav-group.is-open .nav-menu { opacity: 1; visibility: visible; transform: translate(-50%, 0); }
.nav-menu a { padding: 14px; border-radius: 13px; }
.nav-menu a:hover { background: var(--paper); }
.nav-menu strong { display: block; font-size: .9rem; }
.nav-menu small { display: block; color: var(--muted); font-size: .72rem; margin-top: 3px; }
.header-cta { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 0 18px; background: var(--ink); color: var(--white); border-radius: 12px; font-size: .88rem; font-weight: 780; }
.header-cta:hover { background: var(--coral); }
.nav-toggle { display: none; width: 46px; height: 46px; border: 1px solid var(--line); background: transparent; border-radius: 12px; cursor: pointer; }
.nav-toggle span, .nav-toggle::before, .nav-toggle::after { content: ""; width: 20px; height: 2px; display: block; margin: 4px auto; background: var(--ink); transition: .2s ease; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 55px;
  padding: 0 23px;
  border: 1px solid transparent;
  border-radius: 14px;
  font-weight: 790;
  line-height: 1.2;
  cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--lime); color: var(--ink); box-shadow: 0 12px 30px rgba(216, 255, 67, .18); }
.btn-primary:hover { box-shadow: 0 15px 36px rgba(216, 255, 67, .28); }
.btn-dark { background: var(--ink); color: var(--white); }
.btn-ghost { border-color: var(--line-dark); color: inherit; background: transparent; }
.btn-arrow::after { content: "↗"; font-size: 1.1em; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.text-link { display: inline-flex; align-items: center; gap: 8px; font-weight: 790; border-bottom: 1px solid currentColor; }
.text-link::after { content: "→"; transition: transform .2s; }
.text-link:hover::after { transform: translateX(4px); }

.hero { overflow: hidden; padding: 90px 0 72px; background: var(--ink); color: var(--white); }
.hero::before { content: ""; position: absolute; inset: 0; pointer-events: none; background-image: radial-gradient(rgba(255,255,255,.12) 1px, transparent 1px); background-size: 28px 28px; mask-image: linear-gradient(to right, black, transparent 70%); opacity: .4; }
.hero-grid { position: relative; display: grid; grid-template-columns: 1.13fr .87fr; gap: 64px; align-items: center; }
.hero h1 span { color: var(--lime); }
.hero-copy .lead { margin: 28px 0 0; }
.trust-line { display: flex; flex-wrap: wrap; gap: 10px 22px; margin-top: 34px; padding-top: 26px; border-top: 1px solid var(--line-dark); color: #b8c3d1; font-size: .78rem; }
.trust-line span { display: inline-flex; align-items: center; gap: 8px; }
.trust-line span::before { content: "✓"; display: grid; place-items: center; width: 18px; height: 18px; border-radius: 50%; background: var(--lime); color: var(--ink); font-size: .65rem; font-weight: 900; }

.dashboard {
  position: relative;
  min-height: 515px;
  padding: 24px;
  border-radius: 32px;
  border: 1px solid rgba(255,255,255,.18);
  background: linear-gradient(145deg, rgba(255,255,255,.12), rgba(255,255,255,.035));
  box-shadow: 0 34px 100px rgba(0,0,0,.3);
  backdrop-filter: blur(12px);
}
.dash-top { display: flex; justify-content: space-between; align-items: center; padding-bottom: 20px; border-bottom: 1px solid var(--line-dark); font-size: .72rem; letter-spacing: .12em; font-weight: 800; }
.live { display: inline-flex; align-items: center; gap: 7px; color: var(--lime); }
.live::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; box-shadow: 0 0 0 5px rgba(216,255,67,.12); }
.dash-score { display: flex; align-items: end; justify-content: space-between; padding: 28px 0 18px; }
.dash-score strong { font-size: 4.4rem; line-height: .9; letter-spacing: -.08em; }
.dash-score small { color: #93a2b5; }
.trend { color: var(--lime); font-weight: 800; }
.chart { height: 175px; margin-top: 12px; }
.chart svg { width: 100%; height: 100%; overflow: visible; }
.chart-grid line { stroke: rgba(255,255,255,.1); stroke-dasharray: 4 6; }
.chart-line { fill: none; stroke: var(--lime); stroke-width: 4; stroke-linecap: round; stroke-linejoin: round; filter: drop-shadow(0 8px 12px rgba(216,255,67,.25)); }
.chart-area { fill: url(#chartFill); }
.dash-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 22px; }
.dash-card { padding: 15px; border-radius: 15px; background: rgba(0,0,0,.22); border: 1px solid rgba(255,255,255,.08); }
.dash-card small { display: block; color: #93a2b5; font-size: .65rem; }
.dash-card strong { display: block; margin-top: 6px; font-size: 1rem; }
.float-badge { position: absolute; right: -24px; top: 72px; width: 108px; height: 108px; display: grid; place-items: center; text-align: center; border-radius: 50%; background: var(--coral); color: var(--ink); font-size: .72rem; font-weight: 900; line-height: 1.15; transform: rotate(9deg); box-shadow: 0 18px 40px rgba(255,113,89,.22); }

.marquee { overflow: hidden; padding: 17px 0; border-bottom: 1px solid var(--line); background: var(--white); }
.marquee-track { width: max-content; display: flex; align-items: center; gap: 28px; animation: marquee 28s linear infinite; font-size: .78rem; letter-spacing: .11em; font-weight: 840; text-transform: uppercase; }
.marquee-track span { display: inline-flex; align-items: center; gap: 28px; }
.marquee-track span::after { content: "✦"; color: var(--coral); }
@keyframes marquee { to { transform: translateX(-50%); } }

.pain-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.pain-card { position: relative; min-height: 190px; padding: 25px; border: 1px solid var(--line); border-radius: 20px; background: rgba(255,255,255,.48); overflow: hidden; }
.pain-card::after { content: attr(data-index); position: absolute; right: 18px; bottom: -25px; color: rgba(7,17,31,.05); font-size: 6rem; line-height: 1; font-weight: 900; }
.pain-card .icon { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 11px; background: var(--ink); color: var(--lime); font-weight: 900; }
.pain-card p { margin: 32px 0 0; font-weight: 720; line-height: 1.48; }

.metric-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line-dark); border-left: 1px solid var(--line-dark); }
.metric { min-height: 210px; padding: 32px; border-right: 1px solid var(--line-dark); border-bottom: 1px solid var(--line-dark); }
.metric strong { display: block; color: var(--lime); font-size: clamp(2.4rem, 5vw, 4.7rem); line-height: 1; letter-spacing: -.06em; }
.metric span { display: block; margin-top: 22px; color: #b8c2cf; }
.metric em { display: inline-flex; margin-top: 12px; padding: 4px 8px; border: 1px solid rgba(216,255,67,.35); border-radius: 6px; color: var(--lime); font-size: .64rem; font-style: normal; letter-spacing: .08em; }

.pillar-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.pillar { min-height: 360px; padding: 30px; border-radius: var(--radius); background: var(--white); box-shadow: 0 18px 50px rgba(7,17,31,.06); }
.pillar:nth-child(2) { background: var(--lime); transform: translateY(28px); }
.pillar-num { width: 56px; height: 56px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 50%; font-weight: 900; }
.pillar h3 { margin: 82px 0 16px; font-size: 1.72rem; letter-spacing: -.04em; }
.pillar p { margin: 0; color: var(--muted); }
.pillar:nth-child(2) p { color: rgba(7,17,31,.72); }

.service-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; }
.service-card { grid-column: span 2; min-height: 305px; display: flex; flex-direction: column; padding: 28px; border-radius: 23px; border: 1px solid var(--line-dark); background: rgba(255,255,255,.04); transition: .25s ease; }
.service-card:nth-child(4), .service-card:nth-child(5) { grid-column: span 3; }
.service-card:hover { transform: translateY(-5px); border-color: var(--lime); background: rgba(216,255,67,.06); }
.service-icon { width: 49px; height: 49px; display: grid; place-items: center; border-radius: 14px; background: var(--lime); color: var(--ink); font-size: 1.12rem; font-weight: 900; }
.service-card h3 { margin: 44px 0 12px; font-size: 1.35rem; }
.service-card p { margin: 0 0 22px; color: #aeb9c8; }
.service-card .text-link { margin-top: auto; align-self: flex-start; color: var(--lime); }

.compare-wrap { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: var(--white); box-shadow: var(--shadow); }
.compare-head, .compare-row { display: grid; grid-template-columns: 1fr 1fr; }
.compare-head > div { padding: 22px 28px; font-weight: 850; }
.compare-head > div:first-child { color: var(--muted); background: #e8e9e4; }
.compare-head > div:last-child { background: var(--lime); }
.compare-row > div { position: relative; padding: 20px 28px 20px 62px; border-top: 1px solid var(--line); }
.compare-row > div + div { border-left: 1px solid var(--line); }
.compare-row > div::before { position: absolute; left: 28px; top: 19px; font-weight: 900; }
.compare-row > div:first-child::before { content: "×"; color: var(--coral); }
.compare-row > div:last-child::before { content: "✓"; color: var(--lime-dark); }

.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.case-card { display: flex; flex-direction: column; min-height: 440px; padding: 26px; border: 1px solid var(--line); border-radius: 24px; background: var(--white); overflow: hidden; }
.case-visual { position: relative; height: 155px; margin: -26px -26px 26px; padding: 22px; background: var(--ink); color: var(--white); overflow: hidden; }
.case-visual::after { content: ""; position: absolute; width: 180px; height: 180px; right: -55px; bottom: -105px; border: 34px solid var(--lime); border-radius: 50%; opacity: .9; }
.case-card:nth-child(2) .case-visual::after { border-color: var(--violet); }
.case-card:nth-child(3) .case-visual::after { border-color: var(--coral); }
.tag { display: inline-flex; align-items: center; min-height: 27px; padding: 0 9px; border-radius: 20px; background: rgba(255,255,255,.13); font-size: .68rem; font-weight: 750; }
.case-card h3 { margin: 0 0 12px; font-size: 1.3rem; line-height: 1.3; }
.case-card p { margin: 0; color: var(--muted); font-size: .9rem; }
.case-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin: 22px 0; }
.case-stat { padding: 11px; border-radius: 10px; background: var(--paper); }
.case-stat strong { display: block; font-size: 1rem; }
.case-stat small { color: var(--muted); font-size: .66rem; }
.case-card .text-link { margin-top: auto; align-self: flex-start; }
.placeholder { color: var(--coral) !important; font-size: .76rem; font-weight: 760; }

.process { display: grid; grid-template-columns: repeat(5, 1fr); }
.process-step { position: relative; padding: 24px 24px 24px 0; border-top: 1px solid var(--line); }
.process-step::before { content: ""; position: absolute; top: -5px; left: 0; width: 9px; height: 9px; border-radius: 50%; background: var(--coral); }
.process-step strong { display: block; color: var(--coral); font-size: .72rem; letter-spacing: .1em; }
.process-step h3 { margin: 24px 0 8px; font-size: 1.05rem; }
.process-step p { margin: 0; padding-right: 10px; color: var(--muted); font-size: .84rem; }

.quote { padding: 38px; border-radius: 24px; background: var(--lime); }
.quote blockquote { margin: 0; font-size: clamp(1.45rem, 3vw, 2.35rem); font-weight: 820; line-height: 1.35; letter-spacing: -.03em; }
.quote footer { margin-top: 24px; color: rgba(7,17,31,.65); font-size: .82rem; }
.logo-wall { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.logo-slot { min-height: 92px; display: grid; place-items: center; background: var(--white); color: var(--muted); font-size: .7rem; font-weight: 780; letter-spacing: .08em; }

.article-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.article-card { min-height: 330px; display: flex; flex-direction: column; padding: 26px; border: 1px solid var(--line); border-radius: 22px; background: var(--white); }
.article-card .number { font-size: 3rem; line-height: 1; color: #d8d9d4; font-weight: 900; }
.article-card h3 { margin: 54px 0 12px; font-size: 1.3rem; line-height: 1.35; }
.article-card p { margin: 0 0 22px; color: var(--muted); font-size: .86rem; }
.article-card .text-link { align-self: flex-start; margin-top: auto; }

.cta-panel { position: relative; overflow: hidden; padding: 72px; border-radius: 34px; background: var(--ink); color: var(--white); }
.cta-panel::after { content: ""; position: absolute; width: 420px; height: 420px; right: -210px; top: -210px; border-radius: 50%; border: 72px solid var(--lime); opacity: .9; }
.cta-panel > * { position: relative; z-index: 1; }
.cta-panel .headline { max-width: 760px; }
.cta-panel p { max-width: 620px; color: #b6c0cd; }

.diagnosis-grid { display: grid; grid-template-columns: .76fr 1.24fr; gap: 70px; align-items: start; }
.benefit-list { display: grid; gap: 14px; margin-top: 34px; }
.benefit { display: flex; gap: 13px; align-items: flex-start; padding-top: 14px; border-top: 1px solid var(--line); }
.benefit::before { content: "✓"; flex: 0 0 auto; width: 24px; height: 24px; display: grid; place-items: center; border-radius: 50%; background: var(--lime); font-size: .72rem; font-weight: 900; }
.form-card { padding: 34px; border-radius: 27px; background: var(--white); box-shadow: var(--shadow); }
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 17px; }
.field { display: grid; gap: 7px; }
.field-full { grid-column: 1 / -1; }
.field label { font-size: .77rem; font-weight: 780; }
.field input, .field select, .field textarea { width: 100%; min-height: 52px; padding: 12px 14px; border: 1px solid var(--line); border-radius: 11px; background: var(--paper); outline: none; }
.field textarea { min-height: 105px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--lime-dark); box-shadow: 0 0 0 3px rgba(216,255,67,.24); }
.check-row { display: flex; flex-wrap: wrap; gap: 8px; }
.check-row label { padding: 8px 11px; border: 1px solid var(--line); border-radius: 9px; cursor: pointer; font-weight: 600; }
.check-row input { width: auto; min-height: auto; margin-right: 5px; }
.form-note { margin: 15px 0 0; color: var(--muted); font-size: .72rem; }

.page-hero { position: relative; overflow: hidden; padding: 90px 0; background: var(--ink); color: var(--white); }
.page-hero::after { content: ""; position: absolute; width: 520px; height: 520px; right: -160px; top: -290px; border-radius: 50%; border: 80px solid var(--lime); opacity: .88; }
.page-hero .container { position: relative; z-index: 1; }
.breadcrumbs { display: flex; gap: 8px; align-items: center; margin-bottom: 44px; color: #9da9b9; font-size: .75rem; }
.breadcrumbs a:hover { color: var(--lime); }
.page-hero .display { max-width: 1020px; font-size: clamp(3rem, 6.5vw, 5.8rem); }
.page-hero .lead { margin: 28px 0 0; max-width: 830px; }
.hero-index { position: absolute; right: 30px; bottom: -55px; color: rgba(255,255,255,.04); font-size: 17rem; line-height: 1; font-weight: 900; }

.problem-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.problem-item { position: relative; padding: 23px 24px 23px 64px; border-radius: 16px; background: var(--white); border: 1px solid var(--line); font-weight: 700; }
.problem-item::before { content: "!"; position: absolute; left: 22px; top: 20px; width: 25px; height: 25px; display: grid; place-items: center; border-radius: 50%; background: var(--coral); color: var(--ink); font-weight: 900; }
.steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; counter-reset: step; }
.step-card { min-height: 330px; padding: 28px; border: 1px solid var(--line-dark); border-radius: 21px; background: rgba(255,255,255,.04); counter-increment: step; }
.step-card::before { content: "0" counter(step); display: block; color: var(--lime); font-size: .8rem; letter-spacing: .1em; font-weight: 850; }
.step-card h3 { margin: 86px 0 15px; font-size: 1.25rem; }
.step-card p { margin: 0; color: #aeb9c8; font-size: .9rem; }
.kpi-box { display: grid; grid-template-columns: .65fr 1.35fr; border-radius: 25px; overflow: hidden; background: var(--lime); }
.kpi-label { display: flex; flex-direction: column; justify-content: space-between; padding: 34px; border-right: 1px solid rgba(7,17,31,.16); }
.kpi-label strong { font-size: 3rem; line-height: 1; letter-spacing: -.06em; }
.kpi-copy { padding: 34px; }
.kpi-copy p { margin: 0; font-size: 1.15rem; font-weight: 720; }
.kpi-copy small { display: block; margin-top: 18px; color: rgba(7,17,31,.66); }

.faq-list { border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item button { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 25px 0; border: 0; background: transparent; text-align: left; font-weight: 820; cursor: pointer; }
.faq-item button::after { content: "+"; flex: 0 0 auto; width: 33px; height: 33px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 50%; font-size: 1.2rem; transition: .2s ease; }
.faq-item.is-open button::after { transform: rotate(45deg); background: var(--lime); }
.faq-answer { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .25s ease; }
.faq-answer > div { overflow: hidden; }
.faq-answer p { margin: 0; padding: 0 55px 25px 0; color: var(--muted); }
.faq-item.is-open .faq-answer { grid-template-rows: 1fr; }

.solution-stack { display: grid; gap: 12px; }
.solution-row { display: grid; grid-template-columns: 58px .52fr 1fr; gap: 22px; align-items: center; padding: 21px; border: 1px solid var(--line); border-radius: 17px; background: var(--white); }
.solution-row .num { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 12px; background: var(--ink); color: var(--lime); font-size: .75rem; font-weight: 900; }
.solution-row strong { font-size: 1.08rem; }
.solution-row p { margin: 0; color: var(--muted); }
.result-card { padding: 45px; border-radius: var(--radius); background: var(--violet); color: var(--ink); }
.result-card p { max-width: 820px; margin: 0; font-size: clamp(1.35rem, 3vw, 2.3rem); line-height: 1.4; font-weight: 800; letter-spacing: -.03em; }
.result-card small { display: block; margin-top: 30px; font-weight: 700; }

.filter-bar { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 32px; }
.filter-bar button { min-height: 40px; padding: 0 15px; border: 1px solid var(--line); border-radius: 20px; background: transparent; cursor: pointer; font-size: .8rem; font-weight: 750; }
.filter-bar button.is-active, .filter-bar button:hover { background: var(--ink); color: var(--lime); }

.guide-layout { display: grid; grid-template-columns: 280px 1fr; gap: 70px; align-items: start; }
.guide-nav { position: sticky; top: 112px; padding: 22px; border: 1px solid var(--line); border-radius: 18px; background: var(--white); }
.guide-nav strong { display: block; margin-bottom: 14px; font-size: .75rem; letter-spacing: .1em; }
.guide-nav a { display: block; padding: 9px 0; color: var(--muted); font-size: .83rem; border-top: 1px solid var(--line); }
.guide-nav a:hover { color: var(--ink); }
.pitfall { padding: 40px 0; border-top: 1px solid var(--line); }
.pitfall:first-child { border-top: 0; padding-top: 0; }
.pitfall .number { display: inline-flex; margin-bottom: 17px; color: var(--coral); font-size: .72rem; font-weight: 900; letter-spacing: .1em; }
.pitfall h2 { margin: 0 0 15px; font-size: clamp(1.65rem, 3vw, 2.6rem); line-height: 1.2; letter-spacing: -.04em; }
.pitfall p { margin: 0; color: var(--muted); font-size: 1.03rem; }
.checklist { display: grid; gap: 12px; margin-top: 28px; }
.checklist > div { display: flex; gap: 15px; padding: 18px; border-radius: 13px; background: rgba(255,255,255,.62); font-weight: 720; }
.checklist > div::before { content: "?"; width: 26px; height: 26px; flex: 0 0 auto; display: grid; place-items: center; border-radius: 50%; background: var(--ink); color: var(--lime); font-size: .75rem; }

.timeline { display: grid; }
.timeline-item { display: grid; grid-template-columns: 150px 1fr; gap: 35px; padding: 28px 0; border-top: 1px solid var(--line); }
.timeline-item time { color: var(--coral); font-size: 1.3rem; font-weight: 900; }
.timeline-item p { margin: 0; }
.team-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 17px; }
.team-card { overflow: hidden; border-radius: 22px; background: var(--white); border: 1px solid var(--line); }
.team-photo { height: 260px; position: relative; display: grid; place-items: center; background: linear-gradient(145deg, #d9dbd3, #f7f8f2); color: #a7aaa4; font-size: .72rem; letter-spacing: .1em; }
.team-photo::after { content: ""; width: 92px; height: 92px; border-radius: 50%; background: #c3c6bf; box-shadow: 0 88px 0 30px #c3c6bf; }
.team-copy { padding: 22px; }
.team-copy h3 { margin: 0 0 5px; }
.team-copy p { margin: 10px 0 0; color: var(--muted); font-size: .84rem; }

.contact-cards { display: grid; gap: 12px; }
.contact-card { padding: 20px; border: 1px solid var(--line); border-radius: 15px; background: var(--white); }
.contact-card small { display: block; color: var(--muted); font-size: .68rem; letter-spacing: .1em; }
.contact-card strong { display: block; margin-top: 6px; }

.site-footer { background: var(--ink); color: var(--white); }
.footer-top { display: grid; grid-template-columns: 1.15fr repeat(3, 1fr); gap: 48px; padding: 75px 0; }
.footer-intro p { max-width: 310px; color: #9aa7b8; font-size: .85rem; }
.footer-brand .brand-mark { border-color: var(--white); }
.footer-brand .brand-mark::after { border-color: var(--ink); }
.footer-brand .brand-copy small { color: #93a0b2; }
.footer-col h4 { margin: 0 0 18px; color: #79879a; font-size: .7rem; letter-spacing: .12em; text-transform: uppercase; }
.footer-col a { display: block; margin: 9px 0; color: #c4ccd7; font-size: .83rem; }
.footer-col a:hover { color: var(--lime); }
.footer-bottom { display: flex; justify-content: space-between; gap: 30px; padding: 22px 0; border-top: 1px solid var(--line-dark); color: #7f8c9e; font-size: .7rem; }
.floating-contact { position: fixed; right: 22px; bottom: 22px; z-index: 45; width: 54px; height: 54px; display: grid; place-items: center; border-radius: 50%; background: var(--coral); color: var(--ink); box-shadow: 0 16px 38px rgba(7,17,31,.24); font-weight: 900; }
.floating-contact::before { content: "聊"; }
.floating-contact:hover { transform: translateY(-3px); }
.reading-progress { position: fixed; left: 0; top: 0; z-index: 100; width: 100%; height: 3px; pointer-events: none; }
.reading-progress span { display: block; width: 0; height: 100%; background: var(--coral); }
.toast { position: fixed; left: 50%; bottom: 26px; z-index: 100; max-width: calc(100vw - 30px); padding: 14px 20px; border-radius: 12px; background: var(--ink); color: var(--white); box-shadow: var(--shadow); opacity: 0; transform: translate(-50%, 15px); transition: .25s ease; }
.toast.show { opacity: 1; transform: translate(-50%, 0); }

.reveal { opacity: 0; transform: translateY(20px); transition: opacity .65s ease, transform .65s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}

@media (max-width: 1050px) {
  .site-nav { position: fixed; left: 20px; right: 20px; top: 125px; max-height: calc(100vh - 145px); display: none; align-items: stretch; overflow: auto; padding: 14px; border: 1px solid var(--line); border-radius: 20px; background: var(--white); box-shadow: var(--shadow); }
  .nav-open .site-nav { display: block; }
  .site-nav > a, .nav-group > button { width: 100%; justify-content: space-between; min-height: 48px; }
  .nav-group { width: 100%; }
  .nav-menu { position: static; width: auto; display: none; margin: 0 6px 10px; opacity: 1; visibility: visible; transform: none; box-shadow: none; background: var(--paper); }
  .nav-group.is-open .nav-menu { display: grid; transform: none; }
  .nav-toggle { display: block; margin-left: auto; }
  .header-cta { display: none; }
  .hero-grid { grid-template-columns: 1fr; }
  .dashboard { max-width: 720px; }
  .pain-grid, .case-grid, .article-grid, .team-grid { grid-template-columns: repeat(2, 1fr); }
  .metric-grid { grid-template-columns: repeat(2, 1fr); }
  .service-card { grid-column: span 3; }
  .process { grid-template-columns: repeat(3, 1fr); row-gap: 26px; }
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .diagnosis-grid { grid-template-columns: 1fr; }
  .guide-layout { grid-template-columns: 1fr; }
  .guide-nav { display: none; }
  .footer-top { grid-template-columns: 1.2fr repeat(3, 1fr); gap: 28px; }
}

@media (max-width: 720px) {
  :root { --container: min(100% - 28px, 1180px); --radius: 20px; }
  .section { padding: 78px 0; }
  .section-sm { padding: 52px 0; }
  .announcement { font-size: .68rem; text-align: center; }
  .site-header { height: 70px; }
  .site-nav { top: 112px; }
  .brand-copy small { display: none; }
  .section-heading { display: block; margin-bottom: 36px; }
  .section-heading > p { margin-top: 15px; }
  .hero { padding: 68px 0 55px; }
  .hero-grid { gap: 45px; }
  .display { font-size: clamp(2.75rem, 15vw, 4.5rem); }
  .hero .lead { font-size: 1rem; }
  .actions { display: grid; }
  .btn { width: 100%; }
  .dashboard { min-height: 430px; padding: 18px; }
  .float-badge { width: 82px; height: 82px; right: -7px; top: 65px; font-size: .6rem; }
  .dash-score strong { font-size: 3.4rem; }
  .chart { height: 130px; }
  .dash-cards { grid-template-columns: 1fr; }
  .dash-card:nth-child(n+2) { display: none; }
  .pain-grid, .pillar-grid, .case-grid, .article-grid, .team-grid { grid-template-columns: 1fr; }
  .pain-card { min-height: 160px; }
  .metric-grid { grid-template-columns: 1fr 1fr; }
  .metric { min-height: 165px; padding: 22px; }
  .metric strong { font-size: 2.4rem; }
  .pillar { min-height: 280px; }
  .pillar:nth-child(2) { transform: none; }
  .pillar h3 { margin-top: 55px; }
  .service-grid { grid-template-columns: 1fr; }
  .service-card, .service-card:nth-child(4), .service-card:nth-child(5) { grid-column: auto; min-height: 260px; }
  .compare-wrap { overflow-x: auto; }
  .compare-head, .compare-row { min-width: 650px; }
  .process { grid-template-columns: 1fr; }
  .process-step { padding-left: 20px; border-top: 0; border-left: 1px solid var(--line); }
  .process-step::before { top: 29px; left: -5px; }
  .logo-wall { grid-template-columns: repeat(2, 1fr); }
  .cta-panel { padding: 42px 26px; border-radius: 24px; }
  .cta-panel::after { width: 250px; height: 250px; right: -160px; top: -160px; border-width: 44px; }
  .form-card { padding: 22px; }
  .form-grid { grid-template-columns: 1fr; }
  .field-full { grid-column: auto; }
  .page-hero { padding: 66px 0; }
  .breadcrumbs { margin-bottom: 30px; }
  .page-hero::after { width: 320px; height: 320px; right: -190px; top: -165px; border-width: 52px; }
  .problem-grid, .steps-grid { grid-template-columns: 1fr; }
  .step-card { min-height: 250px; }
  .step-card h3 { margin-top: 54px; }
  .kpi-box { grid-template-columns: 1fr; }
  .kpi-label { border-right: 0; border-bottom: 1px solid rgba(7,17,31,.16); }
  .solution-row { grid-template-columns: 45px 1fr; }
  .solution-row p { grid-column: 2; }
  .result-card { padding: 30px; }
  .timeline-item { grid-template-columns: 1fr; gap: 8px; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .footer-intro { grid-column: 1 / -1; }
  .footer-bottom { display: block; }
  .footer-bottom span { display: block; margin-top: 6px; }
}