:root {
  color-scheme: dark;
  --bg: #050747;
  --bg-2: #0a0f66;
  --panel: rgba(10, 15, 102, 0.78);
  --panel-strong: rgba(10, 15, 102, 0.93);
  --line: rgba(154, 166, 255, 0.34);
  --line-strong: rgba(106, 114, 255, 0.78);
  --blue: #3a45ff;
  --cyan: #6a72ff;
  --halo: #9aa6ff;
  --white: #eef2ff;
  --muted: #b9c3ff;
  --text: #e3e7ff;
  --ok: #6ee7c8;
  --warning: #b7d7ff;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.36);
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 70% 14%, rgba(58, 69, 255, 0.34), transparent 34%),
    linear-gradient(180deg, rgba(10, 15, 102, 0.94), rgba(3, 6, 51, 1) 42%, rgba(2, 5, 40, 1)),
    #050747;
  color: var(--text);
  font-family: Inter, "Noto Sans TC", "Microsoft JhengHei", "PingFang TC", Arial, sans-serif;
  line-height: 1.68;
  letter-spacing: 0;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(154, 166, 255, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(154, 166, 255, 0.055) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.85), transparent 78%);
  z-index: -1;
}

html[lang="zh-Hant"] [lang="en"] {
  display: none !important;
}

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

img,
video {
  display: block;
  max-width: 100%;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(154, 166, 255, 0.24);
  background: rgba(5, 7, 71, 0.88);
  backdrop-filter: blur(18px);
}

.nav-shell,
.section,
.footer-inner {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
}

.nav-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 22px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 240px;
}

.brand-mark {
  position: relative;
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border: 1px solid rgba(154, 166, 255, 0.78);
  border-radius: 8px;
  background: linear-gradient(145deg, rgba(10, 15, 102, 0.96), rgba(58, 69, 255, 0.38));
  color: var(--white);
  font-weight: 900;
  letter-spacing: 1px;
  box-shadow: 0 0 28px rgba(106, 114, 255, 0.36), inset 0 0 22px rgba(154, 166, 255, 0.18);
}

.brand-mark::after {
  content: "";
  position: absolute;
  width: 72%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  transform: rotate(-32deg);
}

.brand-mark-image {
  overflow: hidden;
  padding: 0;
}

.brand-mark-image::after {
  display: none;
}

.brand-mark-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.brand-name {
  display: grid;
  gap: 1px;
}

.brand-name strong {
  color: var(--white);
  font-size: 0.92rem;
  line-height: 1.1;
}

.brand-name span {
  color: var(--muted);
  font-size: 0.72rem;
  line-height: 1.25;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-links a {
  padding: 9px 11px;
  border-radius: 8px;
  color: #cfe6ff;
  font-size: 0.92rem;
}

.language-switch {
  padding: 8px 10px;
  border: 1px solid rgba(154, 166, 255, 0.28);
  border-radius: 8px;
  color: #dff7ff;
  font-weight: 800;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  background: rgba(58, 69, 255, 0.18);
  color: var(--white);
}

.nav-cta,
.button,
button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 10px 16px;
  border: 1px solid rgba(154, 166, 255, 0.58);
  border-radius: 8px;
  background: linear-gradient(135deg, rgba(58, 69, 255, 0.95), rgba(106, 114, 255, 0.78));
  color: var(--white);
  font-weight: 800;
  box-shadow: 0 10px 30px rgba(58, 69, 255, 0.34);
  cursor: pointer;
}

.button.secondary {
  background: rgba(10, 15, 102, 0.62);
  color: #ddf4ff;
  box-shadow: none;
}

.menu-button {
  display: none;
  width: 44px;
  padding: 0;
  background: rgba(10, 34, 72, 0.82);
}

.hero {
  position: relative;
  min-height: calc(100vh - 72px);
  display: grid;
  align-items: center;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(5, 7, 71, 0.96), rgba(5, 7, 71, 0.72) 48%, rgba(5, 7, 71, 0.25)),
    url("assets/business-growth-funnel-realistic.png") center / cover no-repeat;
  opacity: 0.92;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 110px;
  background: linear-gradient(180deg, transparent, var(--bg));
}

.hero-inner {
  position: relative;
  z-index: 1;
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
  padding: 86px 0 118px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
  color: var(--cyan);
  font-weight: 800;
  text-transform: uppercase;
  font-size: 0.78rem;
}

.eyebrow::before {
  content: "";
  width: 32px;
  height: 1px;
  background: var(--cyan);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 900px;
  margin-bottom: 18px;
  color: var(--white);
  font-size: clamp(2.65rem, 7vw, 6.8rem);
  line-height: 0.93;
  letter-spacing: 0;
}

.hero-lede {
  max-width: 780px;
  color: #d7edff;
  font-size: clamp(1.12rem, 2vw, 1.5rem);
}

.hero-logo-preview {
  width: clamp(112px, 14vw, 174px);
  aspect-ratio: 1;
  margin: 0 0 24px;
  border: 1px solid rgba(154, 166, 255, 0.52);
  border-radius: 14px;
  overflow: hidden;
  background: rgba(10, 15, 102, 0.42);
  box-shadow:
    0 0 0 1px rgba(238, 242, 255, 0.12),
    0 0 42px rgba(58, 69, 255, 0.58),
    0 18px 60px rgba(2, 4, 39, 0.62);
}

.hero-logo-preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.english-line {
  color: var(--muted);
}

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

.metric-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  margin-top: 56px;
  border: 1px solid rgba(154, 166, 255, 0.32);
  background: rgba(154, 166, 255, 0.16);
}

.metric {
  padding: 20px;
  background: rgba(4, 15, 35, 0.74);
}

.metric strong {
  display: block;
  color: var(--white);
  font-size: 1.08rem;
}

.metric span {
  color: var(--muted);
  font-size: 0.9rem;
}

.section {
  padding: 86px 0;
}

.section.compact {
  padding: 54px 0;
}

.section-kicker {
  color: var(--cyan);
  font-weight: 800;
  margin-bottom: 10px;
}

.section h2 {
  max-width: 840px;
  color: var(--white);
  font-size: clamp(2rem, 4vw, 3.7rem);
  line-height: 1.05;
  margin-bottom: 20px;
}

.score-title {
  max-width: 1000px;
  font-size: clamp(2rem, 3.7vw, 3.35rem);
}

.no-break {
  white-space: nowrap;
}

.section > .lead,
.lead {
  max-width: 850px;
  color: var(--muted);
  font-size: 1.1rem;
}

.case-result-spotlight {
  padding-top: 68px;
}

.case-result-heading {
  display: grid;
  gap: 4px;
  max-width: 980px;
}

.case-result-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.95fr;
  gap: 16px;
  margin-top: 32px;
}

.case-result-panel {
  min-height: 232px;
  padding: 24px;
  border: 1px solid rgba(154, 166, 255, 0.28);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(7, 20, 78, 0.86), rgba(8, 14, 84, 0.66)),
    rgba(10, 15, 102, 0.78);
  box-shadow: var(--shadow);
}

.case-result-primary {
  grid-row: span 2;
  background:
    radial-gradient(circle at 82% 18%, rgba(110, 231, 200, 0.18), transparent 34%),
    linear-gradient(180deg, rgba(9, 36, 88, 0.92), rgba(8, 14, 84, 0.72));
}

.case-score-panel {
  border-color: rgba(110, 231, 200, 0.4);
}

.case-result-number {
  display: block;
  color: var(--ok);
  font-size: clamp(2.1rem, 4vw, 4.6rem);
  font-weight: 900;
  line-height: 1;
  margin-bottom: 18px;
}

.case-result-panel h3 {
  color: var(--white);
  font-size: clamp(1.25rem, 2vw, 1.7rem);
  line-height: 1.16;
  margin-bottom: 12px;
}

.case-result-panel p,
.case-result-panel li {
  color: var(--muted);
}

.case-result-list {
  display: grid;
  gap: 10px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.case-result-list li {
  padding: 10px 12px;
  border: 1px solid rgba(154, 166, 255, 0.24);
  border-radius: 8px;
  background: rgba(4, 15, 35, 0.48);
  color: #dff7ff;
}

.grid {
  display: grid;
  gap: 18px;
}

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

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

.grid.four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.structure-stack {
  display: grid;
  gap: 24px;
  margin-top: 24px;
}

.structure-frame {
  margin: 0;
}

.card {
  border: 1px solid rgba(154, 166, 255, 0.24);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.card.pad {
  padding: 24px;
}

.card-body {
  padding: 24px;
}

.card h3 {
  color: var(--white);
  line-height: 1.18;
  margin-bottom: 10px;
}

.card p,
.card li {
  color: var(--muted);
}

.card strong {
  color: #eef9ff;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: 34px;
  align-items: center;
}

.media-frame {
  overflow: hidden;
  border: 1px solid rgba(154, 166, 255, 0.3);
  border-radius: 8px;
  background: rgba(10, 15, 102, 0.74);
}

.media-frame img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.structure-frame img {
  aspect-ratio: auto;
  object-fit: contain;
}

.media-frame img[src$=".svg"] {
  object-fit: contain;
  background: rgba(5, 7, 71, 0.72);
}

.page-visual {
  margin: 30px 0 0;
  overflow: hidden;
  border: 1px solid rgba(154, 166, 255, 0.34);
  border-radius: 8px;
  background: rgba(5, 7, 71, 0.72);
  box-shadow: 0 24px 70px rgba(2, 5, 40, 0.46), 0 0 46px rgba(58, 69, 255, 0.16);
}

.page-visual img {
  width: 100%;
  aspect-ratio: 16 / 7;
  object-fit: cover;
}

.article-visual {
  margin: 30px 0 16px;
  overflow: hidden;
  border: 1px solid rgba(154, 166, 255, 0.34);
  border-radius: 8px;
  background: rgba(5, 7, 71, 0.72);
}

.article-visual img {
  width: 100%;
  aspect-ratio: 16 / 8;
  object-fit: cover;
}

.article-visual img[src$=".svg"] {
  aspect-ratio: auto;
  object-fit: contain;
  background: rgba(5, 7, 71, 0.72);
}

.evidence-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin: 26px 0;
}

.evidence-item {
  min-height: 118px;
  padding: 16px;
  border: 1px solid rgba(154, 166, 255, 0.26);
  border-radius: 8px;
  background: linear-gradient(180deg, rgba(58, 69, 255, 0.16), rgba(10, 15, 102, 0.68));
}

.evidence-item strong {
  display: block;
  color: var(--white);
  font-size: 1.1rem;
  line-height: 1.18;
  margin-bottom: 8px;
}

.evidence-item span {
  color: var(--muted);
  font-size: 0.92rem;
}

.process {
  counter-reset: process;
  display: grid;
  gap: 12px;
  margin: 24px 0;
}

.process-step {
  counter-increment: process;
  position: relative;
  padding: 18px 18px 18px 58px;
  border: 1px solid rgba(154, 166, 255, 0.22);
  border-radius: 8px;
  background: rgba(10, 15, 102, 0.52);
}

.process-step::before {
  content: counter(process);
  position: absolute;
  left: 16px;
  top: 17px;
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(58, 69, 255, 0.94);
  color: var(--white);
  font-weight: 900;
}

.root-map {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.root-node {
  padding: 20px;
  border: 1px solid rgba(154, 166, 255, 0.28);
  border-radius: 8px;
  background:
    radial-gradient(circle at 16% 18%, rgba(154, 166, 255, 0.2), transparent 32%),
    rgba(10, 15, 102, 0.62);
}

.root-node h3 {
  margin-bottom: 8px;
}

.logo-reference {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 20px;
  align-items: center;
  margin-top: 24px;
  padding: 18px;
  border: 1px solid rgba(154, 166, 255, 0.26);
  border-radius: 8px;
  background: rgba(10, 15, 102, 0.58);
}

.logo-reference img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 8px;
  border: 1px solid rgba(154, 166, 255, 0.22);
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid rgba(154, 166, 255, 0.24);
  border-radius: 8px;
}

table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
  background: rgba(4, 16, 38, 0.62);
}

th,
td {
  padding: 14px 16px;
  border-bottom: 1px solid rgba(154, 166, 255, 0.18);
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--white);
  background: rgba(58, 69, 255, 0.14);
}

td {
  color: var(--muted);
}

.pill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 0;
  list-style: none;
}

.pill-list li {
  padding: 8px 12px;
  border: 1px solid rgba(154, 166, 255, 0.26);
  border-radius: 8px;
  color: #dff7ff;
  background: rgba(58, 69, 255, 0.12);
}

.article-hero {
  padding: 78px 0 36px;
  border-bottom: 1px solid rgba(154, 166, 255, 0.18);
  background: linear-gradient(180deg, rgba(7, 24, 54, 0.86), rgba(2, 8, 23, 0));
}

.article-shell {
  width: min(920px, calc(100% - 40px));
  margin: 0 auto;
}

.article-shell h1 {
  font-size: clamp(2.4rem, 5vw, 4.8rem);
}

.article-body {
  padding: 52px 0 84px;
}

.article-body h2 {
  margin-top: 44px;
  font-size: clamp(1.55rem, 3vw, 2.25rem);
}

.article-body h3 {
  color: var(--white);
}

.article-body p,
.article-body li {
  color: #c5d8ee;
}

.assertion {
  margin: 28px 0;
  padding: 18px 20px;
  border-left: 3px solid var(--cyan);
  background: rgba(58, 69, 255, 0.12);
  color: var(--white);
  font-weight: 800;
}

.cta-band {
  border-block: 1px solid rgba(154, 166, 255, 0.28);
  background: linear-gradient(90deg, rgba(10, 15, 102, 0.96), rgba(58, 69, 255, 0.32));
}

.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 26px;
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
  padding: 34px 0;
}

.cta-inner h2 {
  margin: 0;
  color: var(--white);
  font-size: clamp(1.5rem, 3vw, 2.45rem);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

label {
  display: grid;
  gap: 7px;
  color: var(--white);
  font-weight: 700;
}

input,
textarea,
select {
  width: 100%;
  min-height: 46px;
  border: 1px solid rgba(154, 166, 255, 0.34);
  border-radius: 8px;
  background: rgba(2, 10, 25, 0.8);
  color: var(--white);
  padding: 11px 12px;
  font: inherit;
}

textarea {
  min-height: 130px;
  resize: vertical;
}

.full {
  grid-column: 1 / -1;
}

.site-footer {
  border-top: 1px solid rgba(154, 166, 255, 0.18);
  background: rgba(1, 6, 18, 0.92);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 1.2fr;
  gap: 30px;
  padding: 44px 0;
}

.footer-inner h3 {
  color: var(--white);
  margin-bottom: 10px;
}

.footer-inner a,
.footer-inner p {
  color: var(--muted);
}

.footer-links {
  display: grid;
  gap: 8px;
}

.business-card-page {
  min-height: 100vh;
  background:
    radial-gradient(circle at 18% 10%, rgba(36, 88, 255, 0.34), transparent 30%),
    radial-gradient(circle at 78% 18%, rgba(211, 168, 74, 0.16), transparent 28%),
    linear-gradient(180deg, #020426 0%, #050747 46%, #010417 100%);
}

.business-card-main {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 26px 0;
}

.business-card-shell {
  width: min(1180px, calc(100% - 32px));
  display: grid;
  gap: 18px;
}

.business-card-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  width: fit-content;
  color: #f5dc7a;
  font-weight: 800;
}

.business-card-brand img {
  width: 42px;
  height: 42px;
  border: 1px solid rgba(245, 220, 122, 0.42);
  border-radius: 8px;
  object-fit: cover;
}

.business-card-image {
  overflow: hidden;
  border: 1px solid rgba(245, 220, 122, 0.36);
  border-radius: 8px;
  background: rgba(2, 4, 38, 0.82);
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.48), 0 0 58px rgba(58, 69, 255, 0.2);
}

.business-card-image img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: contain;
}

.business-card-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.business-card-actions .button {
  width: 100%;
  min-width: 0;
}

.business-card-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  color: var(--muted);
  font-size: 0.96rem;
}

.business-card-links a {
  border-bottom: 1px solid rgba(154, 166, 255, 0.38);
}

.vector-page {
  height: calc(100vh - 72px);
  min-height: 620px;
  position: relative;
  overflow: hidden;
  background: #03053d;
}

#vectorCanvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.vector-overlay {
  position: absolute;
  left: max(20px, calc((100vw - var(--max)) / 2));
  bottom: 34px;
  width: min(620px, calc(100% - 40px));
  padding: 22px;
  border: 1px solid rgba(154, 166, 255, 0.38);
  border-radius: 8px;
  background: rgba(2, 8, 23, 0.68);
  backdrop-filter: blur(14px);
}

.vector-overlay h1 {
  margin-bottom: 10px;
  font-size: clamp(2rem, 5vw, 4.2rem);
}

.vector-stats {
  position: absolute;
  right: max(20px, calc((100vw - var(--max)) / 2));
  top: 26px;
  display: grid;
  gap: 8px;
  min-width: 230px;
}

.vector-stats span {
  padding: 9px 12px;
  border: 1px solid rgba(154, 166, 255, 0.24);
  border-radius: 8px;
  background: rgba(2, 8, 23, 0.6);
  color: #dff7ff;
}

@media (max-width: 980px) {
  .nav-links,
  .nav-cta {
    display: none;
  }

  .menu-button {
    display: inline-flex;
  }

  .nav-links.open {
    position: absolute;
    left: 20px;
    right: 20px;
    top: 74px;
    display: grid;
    padding: 12px;
    border: 1px solid rgba(154, 166, 255, 0.26);
    border-radius: 8px;
    background: rgba(2, 8, 23, 0.96);
  }

  .split,
  .grid.two,
  .grid.three,
  .grid.four,
  .case-result-grid,
  .evidence-grid,
  .root-map,
  .logo-reference,
  .footer-inner,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .metric-strip {
    grid-template-columns: repeat(2, 1fr);
  }

  .cta-inner {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 620px) {
  .nav-shell,
  .section,
  .footer-inner,
  .hero-inner,
  .article-shell,
  .cta-inner {
    width: min(100% - 28px, var(--max));
  }

  .brand {
    min-width: 0;
  }

  .brand-name span {
    display: none;
  }

  .hero {
    min-height: auto;
  }

  .hero-inner {
    padding: 72px 0 88px;
  }

  .metric-strip {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 62px 0;
  }

  .case-result-panel,
  .case-result-primary {
    min-height: 0;
  }

  .vector-page {
    min-height: 700px;
  }

  .vector-stats {
    left: 14px;
    right: 14px;
    top: 16px;
    min-width: 0;
  }

  .vector-overlay {
    left: 14px;
    right: 14px;
    bottom: 18px;
    width: auto;
  }

  .business-card-main {
    place-items: start center;
    padding-top: 16px;
  }

  .business-card-shell {
    width: min(100% - 20px, 1180px);
    gap: 14px;
  }

  .business-card-brand {
    font-size: 0.86rem;
  }

  .business-card-brand img {
    width: 36px;
    height: 36px;
  }

  .business-card-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .business-card-actions .button {
    width: 100%;
  }

  .business-card-links {
    display: grid;
    gap: 8px;
    font-size: 0.9rem;
  }
}