:root {
  --orange: #f47b20;
  --orange-dark: #c9540f;
  --ink: #15171c;
  --muted: #5f6673;
  --line: #e5e9f0;
  --paper: #ffffff;
  --soft: #f4f7fb;
  --navy: #101923;
  --teal: #1f9b8f;
  --blue: #2e6bbd;
  --radius: 8px;
  --shadow: 0 16px 45px rgba(16, 25, 35, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family:
    "Noto Sans TC",
    "Microsoft JhengHei",
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  line-height: 1.65;
}

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

button,
input,
select,
textarea {
  font: inherit;
}

.site-header {
  position: sticky;
  z-index: 20;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  min-height: 76px;
  padding: 0 34px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 rgba(16, 25, 35, 0.06);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 180px;
}

.brand-mark {
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  border-radius: 12px;
  color: #fff;
  background: var(--orange);
  font-weight: 900;
  line-height: 1;
  box-shadow: 0 8px 18px rgba(244, 123, 32, 0.32);
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-size: 18px;
  line-height: 1.15;
}

.brand small {
  color: var(--muted);
  font-size: 12px;
}

.nav {
  display: flex;
  flex: 1;
  justify-content: center;
  gap: 18px;
  color: #303744;
  font-size: 15px;
}

.nav a {
  padding: 24px 0;
}

.nav a:hover {
  color: var(--orange-dark);
}

.nav a.active {
  color: var(--orange-dark);
  font-weight: 900;
}

.mobile-nav {
  position: relative;
  display: none;
}

.mobile-nav summary {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--ink);
  background: #fff;
  cursor: pointer;
  font-size: 14px;
  font-weight: 900;
  list-style: none;
}

.mobile-nav summary::-webkit-details-marker {
  display: none;
}

.mobile-nav div {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  display: grid;
  width: min(260px, calc(100vw - 32px));
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 18px 44px rgba(16, 25, 35, 0.16);
}

.mobile-nav a {
  padding: 13px 16px;
  border-bottom: 1px solid var(--line);
  color: #303744;
  font-weight: 800;
}

.mobile-nav a:last-child {
  border-bottom: 0;
}

.mobile-nav a.active {
  color: var(--orange-dark);
  background: #fff4ec;
}

.header-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 18px;
  border-radius: var(--radius);
  color: #fff;
  background: var(--ink);
  font-weight: 700;
}

.hero {
  position: relative;
  min-height: 640px;
  overflow: hidden;
  color: #fff;
  background: var(--navy);
}

.hero-media {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(8, 12, 18, 0.9) 0%, rgba(8, 12, 18, 0.66) 46%, rgba(8, 12, 18, 0.14) 100%),
    url("assets/ui/home-hero-gpt2-v2.png?v=20260525d") center/cover;
}

.hero-overlay {
  position: absolute;
  inset: auto 0 0;
  height: 42%;
  background:
    linear-gradient(0deg, rgba(16, 25, 35, 0.96), rgba(16, 25, 35, 0)),
    repeating-linear-gradient(90deg, rgba(244, 123, 32, 0.2) 0 1px, transparent 1px 42px);
}

.hero-content {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 420px;
  gap: 58px;
  align-items: center;
  width: min(1160px, calc(100% - 44px));
  margin: 0 auto;
  padding: 104px 0 52px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--orange);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(54px, 6.4vw, 82px);
  line-height: 1.08;
  letter-spacing: 0;
  text-wrap: balance;
}

.hero-copy {
  max-width: 640px;
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.86);
  font-size: 22px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 24px;
  border: 0;
  border-radius: var(--radius);
  cursor: pointer;
  font-weight: 800;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn.primary {
  color: #fff;
  background: var(--orange);
  box-shadow: 0 12px 26px rgba(244, 123, 32, 0.35);
}

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

.btn.secondary {
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.36);
  background: rgba(255, 255, 255, 0.12);
}

.btn.ghost {
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.28);
  background: rgba(16, 25, 35, 0.44);
}

.btn.secondary.light {
  color: var(--ink);
  border-color: var(--line);
  background: #fff;
}

.hero-stats {
  display: grid;
  max-width: 760px;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin-top: 36px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.14);
  backdrop-filter: blur(12px);
}

.odds-board {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius);
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0.06)),
    rgba(12, 20, 30, 0.78);
  box-shadow: 0 28px 70px rgba(0, 0, 0, 0.38);
  backdrop-filter: blur(18px);
}

.odds-board::before {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(244, 123, 32, 0.28), transparent 36%),
    repeating-linear-gradient(0deg, transparent 0 28px, rgba(255, 255, 255, 0.06) 29px);
  content: "";
  pointer-events: none;
}

.board-top,
.score-row,
.odds-grid,
.match-list {
  position: relative;
  z-index: 1;
}

.board-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 22px 0;
}

.board-top span {
  display: inline-flex;
  padding: 4px 9px;
  border-radius: 999px;
  color: #fff;
  background: #de3b32;
  font-size: 12px;
  font-weight: 900;
}

.board-top strong {
  color: rgba(255, 255, 255, 0.8);
}

.score-row {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 18px;
  align-items: center;
  padding: 30px 22px;
}

.score-row div:last-child {
  text-align: right;
}

.score-row small {
  display: block;
  color: rgba(255, 255, 255, 0.52);
  font-size: 12px;
  font-weight: 900;
}

.score-row strong {
  display: block;
  margin-top: 3px;
  font-size: 17px;
}

.score {
  display: inline-grid;
  min-width: 92px;
  min-height: 54px;
  place-items: center;
  border-radius: var(--radius);
  color: var(--ink);
  background: #fff;
  font-size: 28px;
  font-weight: 950;
}

.odds-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  padding: 0 22px 22px;
}

.odds-grid button {
  min-height: 72px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius);
  color: #fff;
  background: rgba(255, 255, 255, 0.09);
}

.odds-grid strong {
  display: block;
  margin-top: 4px;
  color: var(--orange);
  font-size: 20px;
}

.match-list {
  display: grid;
  gap: 1px;
  background: rgba(255, 255, 255, 0.12);
}

.match-list p {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  margin: 0;
  padding: 14px 22px;
  background: rgba(16, 25, 35, 0.58);
}

.match-list span {
  color: rgba(255, 255, 255, 0.76);
}

.match-list strong {
  color: var(--teal);
}

.hero-stats div {
  padding: 22px 24px;
  background: rgba(16, 25, 35, 0.32);
}

.hero-stats strong,
.hero-stats span {
  display: block;
}

.hero-stats strong {
  font-size: 32px;
  line-height: 1.1;
}

.hero-stats span {
  margin-top: 4px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 14px;
}

.section {
  width: min(1160px, calc(100% - 44px));
  margin: 0 auto;
  padding: 90px 0;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 36px;
}

.section-heading h2,
.feature-copy h2,
.contact-copy h2 {
  margin: 0;
  font-size: clamp(34px, 4vw, 52px);
  line-height: 1.16;
  letter-spacing: 0;
}

.section-heading p:not(.eyebrow),
.feature-copy p:not(.eyebrow),
.contact-copy p:not(.eyebrow) {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 18px;
}

.value-section {
  padding-top: 104px;
}

.sub-hero {
  padding: 120px max(22px, calc((100vw - 1160px) / 2)) 76px;
  color: #fff;
  background:
    linear-gradient(90deg, rgba(16, 25, 35, 0.96), rgba(16, 25, 35, 0.72)),
    url("assets/ui/interface-guide-gpt2-v2.png?v=20260525e") center/cover;
}

.sub-hero h1 {
  max-width: 820px;
  margin: 0;
  font-size: clamp(44px, 6vw, 76px);
  line-height: 1.14;
  text-wrap: balance;
}

.sub-hero p:not(.eyebrow) {
  max-width: 760px;
  margin: 18px 0 0;
  color: rgba(255, 255, 255, 0.82);
  font-size: 21px;
}

.advanced-hero {
  background:
    linear-gradient(90deg, rgba(16, 25, 35, 0.97), rgba(16, 25, 35, 0.66)),
    url("assets/ui/interface-guide-gpt2-v2.png?v=20260525e") center/cover;
}

.interface-hero {
  background:
    linear-gradient(90deg, rgba(16, 25, 35, 0.96), rgba(16, 25, 35, 0.7)),
    url("assets/ui/interface-guide-gpt2-v2.png?v=20260525e") center/cover;
}

.worldcup-hero {
  background:
    linear-gradient(90deg, rgba(16, 25, 35, 0.96), rgba(16, 25, 35, 0.68)),
    url("assets/ui/article-hub-gpt2-v2.png?v=20260525e") center/cover;
}

.faq-hero {
  background:
    linear-gradient(90deg, rgba(16, 25, 35, 0.96), rgba(16, 25, 35, 0.68)),
    url("assets/ui/support-help-gpt2-v3.png?v=20260525f") center/cover;
}

.guide-steps {
  display: grid;
  gap: 16px;
}

.guide-steps article,
.strategy-grid article,
.check-cards article {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 10px 24px rgba(16, 25, 35, 0.05);
}

.guide-steps article {
  display: grid;
  grid-template-columns: 78px 0.75fr 1.25fr;
  gap: 22px;
  align-items: start;
  padding: 26px;
}

.guide-steps span {
  display: grid;
  width: 54px;
  height: 54px;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: var(--orange);
  font-weight: 950;
}

.guide-steps h2,
.strategy-grid h2 {
  margin: 0;
  font-size: 25px;
  line-height: 1.25;
}

.guide-steps p,
.strategy-grid p,
.check-cards span {
  margin: 0;
  color: var(--muted);
}

.tip-section {
  padding-top: 20px;
}

.check-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.check-cards article {
  padding: 22px;
}

.check-cards strong,
.check-cards span {
  display: block;
}

.check-cards strong {
  margin-bottom: 8px;
  font-size: 19px;
}

.strategy-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.strategy-grid article {
  padding: 26px;
}

.strategy-grid p {
  margin-top: 12px;
}

.compact-page {
  padding-top: 70px;
}

.worldcup-section.standalone {
  padding-top: 80px;
}

.worldcup-section.standalone .news-grid {
  width: min(1160px, 100%);
  margin: 0 auto;
}

.news-grid h2 {
  margin: 0 0 12px;
  font-size: 24px;
  line-height: 1.25;
}

.news-grid .main-news h2 {
  font-size: 34px;
}

.faq-list.large {
  max-width: 900px;
  margin: 0 auto;
}

.faq-list.large summary {
  font-size: 19px;
}

.path-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}

.path-card {
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow);
}

.path-card span,
.news-grid article span {
  display: inline-flex;
  margin-bottom: 14px;
  padding: 6px 10px;
  border-radius: 999px;
  color: #fff;
  background: var(--orange);
  font-size: 13px;
  font-weight: 900;
}

.path-card.veteran span {
  background: var(--ink);
}

.path-card h3 {
  margin: 0 0 18px;
  font-size: 28px;
  line-height: 1.25;
}

.path-card ol {
  display: grid;
  gap: 12px;
  margin: 0;
  padding-left: 22px;
  color: var(--muted);
}

.audit-section {
  padding-top: 72px;
  background: #fff;
}

.audit-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.audit-grid article,
.usage-flow article {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 16px 38px rgba(17, 33, 51, 0.08);
}

.audit-grid article {
  padding: 24px;
}

.audit-grid span,
.usage-flow span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 30px;
  margin-bottom: 14px;
  padding: 0 10px;
  color: #fff;
  background: var(--ink);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 900;
}

.audit-grid h3,
.usage-flow h3 {
  margin: 0 0 10px;
  color: var(--ink);
  font-size: 21px;
  line-height: 1.3;
}

.audit-grid p,
.usage-flow p {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

.usage-section {
  background: #f7fbff;
}

.usage-flow {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.usage-flow article {
  padding: 26px;
}

.usage-flow span {
  background: var(--orange);
}

.conversion-strip {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  width: min(1160px, calc(100% - 44px));
  margin: -48px auto 0;
  overflow: hidden;
  border: 1px solid rgba(16, 25, 35, 0.1);
  border-radius: var(--radius);
  background: #dfe7f1;
  box-shadow: 0 22px 60px rgba(16, 25, 35, 0.16);
}

.conversion-strip a {
  display: block;
  min-height: 108px;
  padding: 20px;
  background: #fff;
}

.conversion-strip strong,
.conversion-strip span {
  display: block;
}

.conversion-strip strong {
  margin-bottom: 10px;
  color: var(--ink);
  font-size: 21px;
  line-height: 1.25;
}

.conversion-strip span {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.trust-section,
.conversion-section {
  background: #fff;
}

.trust-grid,
.conversion-grid,
.service-grid {
  display: grid;
  gap: 18px;
}

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

.trust-grid article,
.conversion-grid article,
.service-grid article {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 16px 38px rgba(17, 33, 51, 0.08);
}

.trust-grid article {
  padding: 30px;
}

.trust-grid span {
  display: inline-flex;
  min-height: 30px;
  align-items: center;
  margin-bottom: 18px;
  padding: 0 12px;
  border-radius: 999px;
  color: #fff;
  background: var(--ink);
  font-size: 13px;
  font-weight: 900;
}

.trust-grid h3,
.conversion-grid h3,
.service-grid h3 {
  margin: 0 0 10px;
  color: var(--ink);
  font-size: 23px;
  line-height: 1.25;
}

.trust-grid p,
.conversion-grid p,
.service-grid p {
  margin: 0;
  color: var(--muted);
}

.conversion-section {
  background: #f6f9fd;
}

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

.conversion-grid article {
  display: flex;
  min-height: 300px;
  flex-direction: column;
  padding: 28px;
}

.conversion-grid span {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  margin-bottom: 22px;
  border-radius: 50%;
  color: #fff;
  background: var(--orange);
  font-weight: 900;
}

.conversion-grid a {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  min-height: 38px;
  margin-top: auto;
  padding: 0 14px;
  border-radius: 999px;
  color: var(--orange-dark);
  background: #fff4ec;
  font-weight: 900;
}

.service-section {
  background: var(--ink);
}

.service-section .section-heading h2,
.service-section .section-heading p {
  color: #fff;
}

.service-section .section-heading p:not(.eyebrow) {
  color: rgba(255, 255, 255, 0.78);
}

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

.service-grid article {
  min-height: 210px;
  padding: 26px;
  border-color: rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: none;
}

.service-grid h3 {
  color: #fff;
}

.service-grid p {
  color: rgba(255, 255, 255, 0.76);
}

.page-hero {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(360px, 0.78fr);
  gap: 52px;
  align-items: center;
  padding: 118px max(22px, calc((100vw - 1160px) / 2)) 72px;
  color: #fff;
  overflow: hidden;
  background:
    linear-gradient(120deg, rgba(16, 25, 35, 0.96), rgba(16, 25, 35, 0.86)),
    url("assets/ui/article-hub-gpt2-v2.png?v=20260525e") center/cover;
}

.page-hero > * {
  min-width: 0;
}

.page-hero h1 {
  max-width: 720px;
  margin: 0;
  font-size: clamp(44px, 5.4vw, 68px);
  line-height: 1.14;
  letter-spacing: 0;
  text-wrap: balance;
  overflow-wrap: anywhere;
}

.page-hero p:not(.eyebrow) {
  max-width: 660px;
  margin: 22px 0 0;
  color: rgba(255, 255, 255, 0.84);
  font-size: 21px;
}

.page-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.page-visual {
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 26px 70px rgba(0, 0, 0, 0.32);
}

.page-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-visual-caption {
  padding: 18px 20px 20px;
}

.page-visual-caption strong,
.page-visual-caption span {
  display: block;
}

.page-visual-caption strong {
  color: #fff;
  font-size: 21px;
  line-height: 1.25;
}

.page-visual-caption span {
  margin-top: 8px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 14px;
}

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

.visual-feature.reverse {
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
}

.visual-feature img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: var(--radius);
  box-shadow: 0 18px 44px rgba(16, 25, 35, 0.12);
}

.visual-copy {
  padding: 10px 0;
}

.visual-copy h2 {
  margin: 0 0 16px;
  font-size: 36px;
  line-height: 1.18;
}

.visual-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 18px;
}

.visual-list {
  display: grid;
  gap: 12px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.visual-list li {
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  color: #303744;
  font-weight: 800;
}

.related-panel {
  background: #f6f9fd;
}

.compact-section {
  padding-top: 70px;
  padding-bottom: 70px;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.related-grid a {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 16px 38px rgba(17, 33, 51, 0.08);
}

.related-grid img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 8.2;
  background: var(--card-bg, #eef3f8) center / cover;
  object-fit: cover;
}

.related-grid div {
  padding: 18px;
}

.related-grid span {
  color: var(--orange-dark);
  font-size: 13px;
  font-weight: 900;
}

.related-grid h3 {
  margin: 8px 0 0;
  font-size: 21px;
  line-height: 1.3;
}

.light-service article {
  border-color: var(--line);
  background: #fff;
  box-shadow: 0 16px 38px rgba(17, 33, 51, 0.08);
}

.light-service h3 {
  color: var(--ink);
}

.light-service p {
  color: var(--muted);
}

.interface-section {
  width: 100%;
  max-width: none;
  padding: 90px max(22px, calc((100vw - 1500px) / 2));
  background: #eef4fb;
}

.platform-mock {
  overflow: hidden;
  border: 1px solid #d6e0ee;
  border-radius: var(--radius);
  background: #f8fbff;
  box-shadow: var(--shadow);
}

.scroll-hint {
  display: none;
  margin: -12px 0 14px;
  color: #5b6b7f;
  font-weight: 800;
}

.mock-topbar {
  display: flex;
  align-items: center;
  gap: 26px;
  min-height: 56px;
  padding: 0 22px;
  color: #101923;
  background: #fff;
  border-bottom: 1px solid #dce5f2;
  white-space: nowrap;
  overflow-x: auto;
}

.mock-topbar strong {
  color: #1887ff;
  border-bottom: 3px solid #1887ff;
  align-self: stretch;
  display: inline-flex;
  align-items: center;
}

.mock-alert {
  padding: 10px 22px;
  color: #697386;
  background: #edf4ff;
  border-bottom: 1px solid #dce5f2;
  font-size: 13px;
}

.mock-layout {
  display: grid;
  grid-template-columns: 210px minmax(520px, 1fr) 420px;
  min-height: 650px;
}

.mock-sidebar {
  padding: 12px;
  background: #f7fbff;
  border-right: 1px solid #dce5f2;
}

.mock-search,
.wallet-card,
.mock-sidebar button,
.mock-sidebar li,
.filter-row span,
.boost-row article,
.league-table,
.odds-box {
  border: 1px solid #dbe6f4;
  border-radius: var(--radius);
  background: #fff;
}

.mock-search {
  padding: 10px;
  color: #92a0b3;
  font-size: 13px;
}

.wallet-card {
  margin-top: 10px;
  padding: 12px;
}

.wallet-card small,
.wallet-card strong {
  display: block;
}

.wallet-card strong {
  color: #1677ff;
}

.mock-sidebar button {
  width: calc(50% - 5px);
  min-height: 38px;
  margin-top: 12px;
  border: 0;
  color: #fff;
  background: #1e9bff;
  font-weight: 900;
}

.mock-sidebar button.quiet {
  margin-left: 6px;
  color: #637083;
  background: #edf4ff;
}

.mock-sidebar ul {
  display: grid;
  gap: 6px;
  padding: 0;
  margin: 14px 0 0;
  list-style: none;
}

.mock-sidebar li {
  display: flex;
  justify-content: space-between;
  padding: 8px 10px;
  color: #4d596b;
  font-size: 14px;
}

.mock-sidebar li:first-child {
  color: #057fff;
  border-left: 3px solid #057fff;
}

.mock-center {
  padding: 14px;
  background: #f1f6fd;
}

.filter-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.filter-row span {
  padding: 7px 12px;
  color: #3b6ca7;
  background: #e7f0ff;
  font-size: 13px;
  font-weight: 800;
}

.boost-row {
  display: grid;
  grid-template-columns: auto repeat(3, 1fr);
  gap: 10px;
  align-items: stretch;
  margin-bottom: 14px;
}

.boost-row > strong {
  display: grid;
  place-items: center;
  color: #17202c;
}

.boost-row article {
  padding: 12px;
  min-height: 86px;
}

.boost-row b,
.boost-row small,
.boost-row span {
  display: block;
}

.boost-row small {
  color: var(--orange);
}

.boost-row span {
  margin-top: 8px;
  text-align: right;
  font-weight: 900;
}

.league-table {
  overflow: hidden;
  margin-bottom: 12px;
}

.league-head {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 14px;
  color: #17202c;
  border-bottom: 1px solid #dbe6f4;
  background: #fff;
  font-weight: 900;
}

.league-head span {
  color: #1677ff;
  font-size: 13px;
}

.team-row {
  display: grid;
  grid-template-columns: minmax(150px, 1fr) 42px repeat(3, minmax(105px, 0.5fr));
  gap: 6px;
  align-items: center;
  padding: 8px 12px;
  border-bottom: 1px solid #eef3f9;
  background: #fff;
  font-size: 14px;
}

.team-row:last-child {
  border-bottom: 0;
}

.team-row em {
  color: #1677ff;
  font-style: normal;
  font-weight: 900;
}

.team-row span {
  padding: 8px 10px;
  border-radius: 5px;
  text-align: center;
  background: #eef6ff;
  font-weight: 800;
}

.mock-live {
  padding: 14px;
  background: #f7fbff;
  border-left: 1px solid #dce5f2;
}

.live-title {
  padding: 10px;
  text-align: center;
  font-weight: 900;
}

.scoreboard {
  padding: 16px;
  color: #fff;
  background:
    linear-gradient(rgba(17, 24, 31, 0.78), rgba(17, 24, 31, 0.78)),
    url("assets/ui/interface-guide-gpt2-v2.png?v=20260525e") center/cover;
}

.scoreboard p {
  display: grid;
  grid-template-columns: 1fr repeat(4, 30px);
  gap: 8px;
  margin: 12px 0 0;
}

.scoreboard b {
  text-align: center;
}

.live-tabs {
  padding: 10px;
  color: #1677ff;
  border-bottom: 1px solid #dbe6f4;
  background: #fff;
  font-weight: 800;
}

.odds-box {
  margin-top: 10px;
  overflow: hidden;
}

.odds-box h4 {
  margin: 0;
  padding: 10px;
  border-left: 3px solid #1677ff;
}

.odds-box p {
  display: flex;
  justify-content: space-between;
  margin: 0;
  padding: 10px;
  background: #eef6ff;
  border-top: 1px solid #fff;
}

.odds-box b {
  color: #111827;
}

.odds-box .hot {
  color: #168f48;
}

.legend-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 18px;
}

.legend-grid article {
  padding: 18px;
  border-radius: var(--radius);
  background: #fff;
  border: 1px solid #dbe6f4;
}

.legend-grid strong,
.legend-grid span {
  display: block;
}

.legend-grid span {
  margin-top: 6px;
  color: var(--muted);
}

.worldcup-section {
  padding: 74px max(22px, calc((100vw - 1160px) / 2));
  color: #fff;
  background:
    linear-gradient(90deg, rgba(16, 25, 35, 0.95), rgba(16, 25, 35, 0.86)),
    url("assets/ui/article-hub-gpt2-v2.png?v=20260525e") center/cover;
}

.worldcup-section .section-heading p:not(.eyebrow) {
  color: rgba(255, 255, 255, 0.75);
}

.worldcup-action {
  margin-top: 28px;
}

.news-grid {
  display: grid;
  grid-template-columns: 1.2fr repeat(3, 1fr);
  gap: 16px;
}

.news-grid article {
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(12px);
}

.news-grid .main-news {
  grid-row: span 2;
  min-height: 260px;
}

.news-grid h3 {
  margin: 0 0 12px;
  font-size: 24px;
  line-height: 1.25;
}

.news-grid .main-news h3 {
  font-size: 34px;
}

.news-grid p {
  margin: 0;
  color: rgba(255, 255, 255, 0.76);
}

.news-grid a {
  display: inline-flex;
  margin-top: 18px;
  color: var(--orange);
  font-weight: 900;
}

.value-grid,
.scenario-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.value-card,
.scenario-grid article,
.sport-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 10px 24px rgba(16, 25, 35, 0.05);
}

.value-card {
  padding: 26px;
}

.value-card .icon {
  display: inline-grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: var(--ink);
  font-size: 12px;
  font-weight: 900;
}

.value-card h3,
.sport-card h3,
.feature-list h3,
.api-panel h3,
.timeline h3,
.scenario-grid h3 {
  margin: 18px 0 8px;
  font-size: 21px;
  line-height: 1.25;
}

.value-card p,
.sport-card p,
.feature-list p,
.timeline p,
.scenario-grid p {
  margin: 0;
  color: var(--muted);
}

.coverage-section {
  width: 100%;
  max-width: none;
  padding: 90px max(22px, calc((100vw - 1160px) / 2));
  background: var(--soft);
}

.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 22px;
}

.tab {
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--muted);
  background: #fff;
  cursor: pointer;
  font-weight: 800;
}

.tab.is-active {
  color: #fff;
  border-color: var(--orange);
  background: var(--orange);
}

.sports-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}

.sports-grid.is-hidden {
  display: none;
}

.sport-card {
  min-height: 190px;
  padding: 22px;
}

.sport-card h3 {
  margin-top: 0;
}

.sport-card span {
  display: inline-flex;
  margin-top: 18px;
  padding: 6px 10px;
  border-radius: 999px;
  color: var(--blue);
  background: rgba(46, 107, 189, 0.1);
  font-size: 13px;
  font-weight: 800;
}

.feature-band {
  display: grid;
  grid-template-columns: minmax(280px, 0.8fr) 1.2fr;
  gap: 42px;
  padding: 96px max(22px, calc((100vw - 1160px) / 2));
  color: #fff;
  background:
    linear-gradient(90deg, rgba(16, 25, 35, 0.98), rgba(16, 25, 35, 0.88)),
    url("assets/ui/support-help-gpt2-v3.png?v=20260525f") center/cover;
}

.feature-copy p:not(.eyebrow) {
  color: rgba(255, 255, 255, 0.78);
}

.feature-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.16);
}

.feature-list div {
  padding: 28px;
  background: rgba(255, 255, 255, 0.08);
}

.feature-list h3 {
  margin-top: 0;
}

.feature-list p {
  color: rgba(255, 255, 255, 0.72);
}

.api-layout {
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  gap: 24px;
}

.api-panel {
  align-self: start;
  padding: 30px;
  border-radius: var(--radius);
  color: #fff;
  background: var(--ink);
}

.api-panel h3 {
  margin-top: 0;
}

.check-list {
  display: grid;
  gap: 12px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 28px;
  color: rgba(255, 255, 255, 0.82);
}

.check-list li::before {
  position: absolute;
  left: 0;
  color: var(--teal);
  content: "✓";
  font-weight: 900;
}

.timeline {
  display: grid;
  gap: 14px;
}

.timeline article {
  display: grid;
  grid-template-columns: 58px 1fr;
  column-gap: 18px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.timeline span {
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: var(--orange);
  font-size: 13px;
  font-weight: 900;
}

.timeline h3 {
  margin: 0 0 5px;
}

.scenario-grid article {
  padding: 24px;
}

.faq-section {
  padding-top: 50px;
}

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

details {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

summary {
  cursor: pointer;
  padding: 20px 22px;
  font-weight: 900;
}

details p {
  margin: 0;
  padding: 0 22px 22px;
  color: var(--muted);
}

.contact-section {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 42px;
  padding: 92px max(22px, calc((100vw - 1160px) / 2));
  background: var(--soft);
}

.compliance-note {
  margin-top: 28px;
  padding: 18px;
  border-left: 4px solid var(--orange);
  border-radius: var(--radius);
  color: #495160;
  background: #fff;
}

.lead-form {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  padding: 28px;
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow);
}

.lead-form label {
  display: grid;
  gap: 7px;
  color: #333b48;
  font-size: 14px;
  font-weight: 800;
}

.lead-form input,
.lead-form select,
.lead-form textarea {
  width: 100%;
  min-height: 46px;
  border: 1px solid #d6dde8;
  border-radius: var(--radius);
  padding: 10px 12px;
  color: var(--ink);
  background: #fff;
}

.lead-form input:focus,
.lead-form select:focus,
.lead-form textarea:focus {
  border-color: var(--orange);
  outline: 3px solid rgba(244, 123, 32, 0.16);
}

.lead-form textarea {
  resize: vertical;
}

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

.form-status {
  grid-column: 1 / -1;
  min-height: 24px;
  margin: 0;
  color: var(--teal);
  font-weight: 800;
}

.floating-contact {
  position: fixed;
  z-index: 18;
  right: 22px;
  top: auto;
  bottom: 22px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--orange);
  box-shadow: 0 14px 30px rgba(16, 25, 35, 0.22);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.floating-contact.is-hidden {
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
}

.floating-contact a {
  display: grid;
  min-width: 84px;
  min-height: 48px;
  place-items: center;
  color: #fff;
  border-right: 1px solid rgba(255, 255, 255, 0.22);
  font-size: 13px;
  font-weight: 900;
}

.floating-contact a:last-child {
  border-right: 0;
}

.article-hero {
  background:
    linear-gradient(135deg, rgba(9, 31, 58, 0.9), rgba(10, 101, 82, 0.78)),
    url("assets/ui/article-hub-gpt2-v2.png?v=20260525e") center / cover;
}

.article-hero.sub-hero {
  padding-top: 78px;
  padding-bottom: 42px;
}

.article-hero.sub-hero h1 {
  font-size: clamp(40px, 5vw, 60px);
}

.article-hero.sub-hero p:not(.eyebrow) {
  max-width: 840px;
}

.article-hub-intro {
  padding-top: 38px;
  padding-bottom: 58px;
}

.article-hub-intro .section-heading {
  margin-bottom: 24px;
}

.article-preview-section {
  background: #f7fbff;
}

.article-hub-intro {
  background: #fff;
}

.guide-hero {
  background:
    linear-gradient(135deg, rgba(8, 32, 57, 0.94), rgba(19, 93, 122, 0.78)),
    url("assets/ui/interface-guide-gpt2-v2.png?v=20260525e") center / cover;
}

.entry-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  width: min(100% - 44px, 1160px);
  margin: 0 auto;
}

.entry-grid article,
.detail-panels article {
  display: grid;
  gap: 12px;
  align-content: start;
  padding: 22px;
  background: #fff;
  border: 1px solid #dce7f4;
  border-radius: 8px;
  box-shadow: 0 16px 34px rgba(18, 47, 80, 0.08);
}

.entry-grid span {
  color: var(--orange);
  font-size: 15px;
  font-weight: 900;
}

.entry-grid h2,
.detail-panels h3 {
  margin: 0;
  color: var(--ink);
}

.entry-grid p,
.detail-panels p {
  margin: 0;
  color: var(--muted);
}

.screenshot-section {
  background: #f7fbff;
}

.screenshot-frame {
  width: min(100% - 44px, 1160px);
  margin: 0 auto;
  overflow: hidden;
  background: #fff;
  border: 1px solid #dce7f4;
  border-radius: 8px;
  box-shadow: 0 22px 55px rgba(18, 47, 80, 0.12);
}

.screenshot-frame img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  object-position: top left;
}

.screenshot-frame figcaption {
  padding: 13px 16px;
  color: #62748a;
  background: #fff;
  border-top: 1px solid #e4edf7;
  font-size: 14px;
  font-weight: 700;
}

.detail-guide-section {
  background: #fff;
}

.detail-panels {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
  width: min(100% - 44px, 1160px);
  margin: 0 auto;
}

.category-pills {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  width: min(100% - 44px, 980px);
  margin: 0 auto 28px;
}

.category-pills a {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 14px;
  color: #0d5e9b;
  background: #e8f4ff;
  border: 1px solid #cfe7ff;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 900;
}

.cluster-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  width: min(100% - 44px, 1160px);
  margin: 0 auto;
}

.topic-cluster {
  padding: 22px;
  background: #f8fbff;
  border: 1px solid #dce7f4;
  border-radius: 8px;
}

.topic-cluster h2 {
  margin: 0 0 12px;
  color: var(--ink);
  font-size: 22px;
}

.topic-cluster ul {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.topic-cluster a {
  display: block;
  padding: 10px 12px;
  color: #31506f;
  background: #fff;
  border: 1px solid #e4edf7;
  border-radius: 8px;
  font-weight: 750;
}

.article-library-grid,
.article-featured-grid {
  align-items: stretch;
}

.article-category-pills {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  width: min(100% - 44px, 1060px);
  margin: 0 auto 28px;
}

.article-category-pills a {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0 15px;
  color: #0e385f;
  background: #ffffff;
  border: 1px solid #d7e4f2;
  border-radius: 8px;
  box-shadow: 0 10px 24px rgba(18, 47, 80, 0.06);
  font-size: 14px;
  font-weight: 900;
}

.article-featured-section {
  background: #f6f9fd;
}

.article-featured-grid {
  grid-template-columns: 1.12fr 0.94fr 0.94fr;
}

.article-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  width: min(100% - 44px, 1160px);
  margin: 0 auto;
}

.article-card {
  display: grid;
  overflow: hidden;
  background: #fff;
  border: 1px solid #dce7f4;
  border-radius: 8px;
  box-shadow: 0 18px 40px rgba(18, 47, 80, 0.08);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.article-card:hover {
  transform: translateY(-3px);
  border-color: rgba(244, 123, 32, 0.45);
  box-shadow: 0 24px 56px rgba(18, 47, 80, 0.14);
}

.article-card a,
.article-card-inner {
  display: grid;
  height: 100%;
  color: inherit;
  text-decoration: none;
}

.article-card img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background: #dfeaf6;
}

.article-card img[src] {
  color: transparent;
}

.article-card div {
  display: grid;
  gap: 9px;
  align-content: start;
  padding: 14px 16px 16px;
}

.article-card span {
  width: fit-content;
  padding: 5px 10px;
  color: #006fbd;
  background: #e8f4ff;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 800;
}

.article-card h2,
.article-card h3 {
  margin: 0;
  color: var(--ink);
  font-size: 19px;
  line-height: 1.28;
  text-wrap: balance;
}

.article-card h2 {
  font-size: 20px;
}

.article-card p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.55;
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.article-card.featured {
  grid-column: auto;
}

.article-card.featured a,
.article-card.featured .article-card-inner {
  grid-template-columns: 1fr;
}

.article-card.featured img {
  height: auto;
  min-height: 0;
}

.article-featured-card {
  border-color: rgba(244, 123, 32, 0.28);
  box-shadow: 0 24px 64px rgba(18, 47, 80, 0.14);
}

.article-featured-card h2 {
  font-size: 22px;
  line-height: 1.25;
}

.article-listing {
  align-items: stretch;
}

.article-index-section {
  padding-bottom: 46px;
}

.article-stack {
  display: grid;
  gap: 34px;
  padding: 18px max(22px, calc((100vw - 1080px) / 2)) 92px;
  background: #f7fbff;
}

.inline-article {
  overflow: hidden;
  background: #fff;
  border: 1px solid #dce7f4;
  border-radius: 8px;
  box-shadow: 0 22px 52px rgba(18, 47, 80, 0.08);
}

.inline-article header {
  padding: 30px 30px 0;
}

.inline-article h2 {
  max-width: 880px;
  margin: 8px 0 10px;
  color: var(--ink);
  font-size: clamp(32px, 4vw, 48px);
  line-height: 1.14;
}

.inline-article header img {
  display: block;
  width: 100%;
  margin-top: 22px;
  aspect-ratio: 16 / 7;
  object-fit: cover;
  border-radius: 8px;
  background: #dfeaf6;
}

.inline-article .article-body {
  padding-top: 38px;
  padding-bottom: 52px;
}

.inline-article .article-body h3 {
  margin: 38px 0 12px;
  color: var(--ink);
  font-size: 26px;
  line-height: 1.3;
}

.source-notes {
  display: grid;
  gap: 10px;
  margin: 0 0 20px;
  padding: 18px 20px 18px 38px;
  background: #f1f7fd;
  border: 1px solid #d9e9f8;
  border-radius: 8px;
  color: #30455d;
}

.source-inline {
  margin: 14px 0 0;
  color: #62748a;
  font-size: 13px;
  font-weight: 800;
}

.wide-article-image {
  width: min(100% - 44px, 1160px);
  margin: 0 auto 24px;
  overflow: hidden;
  border: 1px solid #dce7f4;
  border-radius: 8px;
  box-shadow: 0 20px 44px rgba(18, 47, 80, 0.1);
}

.wide-article-image img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 7;
  object-fit: cover;
}

.section-action {
  display: flex;
  justify-content: center;
  width: min(100% - 44px, 1160px);
  margin: 24px auto 0;
}

.long-article {
  background: #fff;
}

.article-header {
  padding: 118px max(22px, calc((100vw - 1040px) / 2)) 54px;
  color: #fff;
  background:
    radial-gradient(circle at 82% 22%, rgba(244, 123, 32, 0.22), transparent 34%),
    linear-gradient(180deg, rgba(8, 27, 54, 0.64), rgba(8, 27, 54, 0.98)),
    #0a2341;
}

.article-header h1 {
  max-width: 900px;
  margin: 10px 0 14px;
  font-size: clamp(38px, 4.4vw, 64px);
  line-height: 1.18;
  letter-spacing: 0;
  text-wrap: balance;
}

.article-meta {
  margin: 0 0 28px;
  color: rgba(255, 255, 255, 0.75);
  font-weight: 700;
}

.article-header img {
  display: block;
  width: 100%;
  margin: 0 auto;
  aspect-ratio: 16 / 8.2;
  object-fit: cover;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.24);
}

.article-body {
  width: min(100% - 44px, 840px);
  margin: 0 auto;
  padding: 54px 0 82px;
  color: #22364d;
  font-size: 18px;
  line-height: 1.88;
}

.article-summary {
  margin: 0 0 28px;
  padding: 22px 24px;
  background: #f1f7fd;
  border: 1px solid #d9e9f8;
  border-left: 4px solid var(--blue);
  border-radius: 8px;
}

.article-summary strong {
  display: block;
  margin-bottom: 6px;
  color: var(--ink);
  font-size: 19px;
}

.article-summary p {
  margin: 0;
}

.article-faq {
  margin-top: 10px;
}

.article-body p {
  margin: 0 0 24px;
}

.article-body h2 {
  margin: 46px 0 16px;
  padding-top: 10px;
  border-top: 1px solid #edf2f7;
  color: var(--ink);
  font-size: 29px;
  line-height: 1.34;
  text-wrap: balance;
}

.article-body h2:first-of-type {
  border-top: 0;
}

.article-faq details {
  border-color: #d9e9f8;
  background: #f8fbff;
}

.article-body ul {
  display: grid;
  gap: 12px;
  margin: 0 0 28px;
  padding-left: 22px;
}

.source-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.source-list a,
.source-list span {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 13px;
  color: #006fbd;
  background: #e8f4ff;
  border: 1px solid #cfe7ff;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 28px max(22px, calc((100vw - 1160px) / 2));
  color: rgba(255, 255, 255, 0.72);
  background: var(--ink);
  font-size: 14px;
}

.site-footer p {
  margin: 0;
}

@media (max-width: 1060px) {
  .nav {
    display: none;
  }

  .mobile-nav {
    display: block;
  }

  .value-grid,
  .scenario-grid,
  .path-grid,
  .audit-grid,
  .usage-flow,
  .conversion-strip,
  .trust-grid,
  .conversion-grid,
  .service-grid,
  .legend-grid,
  .news-grid,
  .article-grid,
  .cluster-grid,
  .entry-grid,
  .detail-panels,
  .check-cards,
  .strategy-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .article-card.featured {
    grid-column: span 2;
  }

  .guide-steps article {
    grid-template-columns: 68px 1fr;
  }

  .guide-steps p {
    grid-column: 2;
  }

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

  .mock-layout {
    grid-template-columns: 190px minmax(520px, 1fr);
  }

  .mock-live {
    grid-column: 1 / -1;
    border-left: 0;
    border-top: 1px solid #dce5f2;
  }

  .news-grid .main-news {
    grid-row: auto;
  }

  .feature-band,
  .page-hero,
  .visual-feature,
  .visual-feature.reverse,
  .api-layout,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .hero-content {
    grid-template-columns: 1fr;
    padding-top: 92px;
  }

  .odds-board {
    max-width: 560px;
  }
}

@media (max-width: 720px) {
  .site-header {
    min-height: 68px;
    gap: 10px;
    padding: 0 16px;
  }

  .brand {
    min-width: auto;
  }

  .brand small {
    display: none;
  }

  .header-cta {
    display: none;
  }

  .mobile-nav summary {
    min-height: 38px;
    padding: 0 11px;
    font-size: 13px;
  }

  .hero {
    min-height: auto;
  }

  .hero-content {
    width: min(100% - 32px, 1160px);
    padding: 76px 0 52px;
  }

  .hero h1 {
    font-size: 36px;
  }

  .hero-copy {
    font-size: 16px;
  }

  .hero-stats {
    grid-template-columns: repeat(3, 1fr);
    margin-top: 24px;
  }

  .hero-stats div {
    padding: 13px 10px;
  }

  .hero-stats strong {
    font-size: 24px;
  }

  .hero-stats span {
    font-size: 12px;
    line-height: 1.35;
  }

  .conversion-strip {
    margin-top: -28px;
  }

  .conversion-strip a {
    min-height: auto;
    padding: 16px 18px;
  }

  .odds-board {
    display: none;
  }

  .section,
  .coverage-section,
  .feature-band,
  .contact-section {
    padding-top: 64px;
    padding-bottom: 64px;
  }

  .value-grid,
  .scenario-grid,
  .path-grid,
  .audit-grid,
  .usage-flow,
  .conversion-strip,
  .trust-grid,
  .conversion-grid,
  .service-grid,
  .related-grid,
  .legend-grid,
  .news-grid,
  .article-grid,
  .cluster-grid,
  .entry-grid,
  .detail-panels,
  .check-cards,
  .strategy-grid,
  .sports-grid,
  .feature-list,
  .lead-form {
    grid-template-columns: 1fr;
  }

  .sub-hero {
    padding-top: 96px;
  }

  .page-hero {
    padding-top: 96px;
    padding-bottom: 54px;
    gap: 28px;
  }

  .page-hero h1 {
    max-width: 100%;
    font-size: 31px;
    line-height: 1.16;
    word-break: break-all;
  }

  .page-hero p:not(.eyebrow) {
    max-width: 100%;
    font-size: 16px;
    overflow-wrap: anywhere;
    word-break: break-all;
  }

  .compact-section {
    padding-top: 54px;
    padding-bottom: 54px;
  }

  .article-hub-intro {
    padding-top: 46px;
    padding-bottom: 42px;
  }

  .article-hub-intro .section-heading h2,
  .article-featured-section .section-heading h2,
  .article-index-section .section-heading h2 {
    font-size: 31px;
    line-height: 1.18;
    overflow-wrap: anywhere;
    word-break: break-word;
  }

  .article-hub-intro .section-heading p:not(.eyebrow),
  .article-featured-section .section-heading p:not(.eyebrow),
  .article-index-section .section-heading p:not(.eyebrow) {
    font-size: 16px;
    line-height: 1.65;
    overflow-wrap: anywhere;
  }

  .article-grid {
    width: min(100% - 32px, 1160px);
  }

  .visual-copy h2 {
    font-size: 30px;
  }

  .sub-hero p:not(.eyebrow) {
    font-size: 18px;
    overflow-wrap: anywhere;
  }

  .guide-steps article {
    grid-template-columns: 1fr;
  }

  .guide-steps p {
    grid-column: auto;
  }

  .interface-section {
    overflow: hidden;
  }

  .platform-mock {
    overflow-x: auto;
  }

  .scroll-hint {
    display: block;
  }

  .mock-layout {
    width: 1180px;
    grid-template-columns: 210px 550px 420px;
  }

  .mock-topbar {
    width: 1180px;
  }

  .team-row {
    grid-template-columns: minmax(150px, 1fr) 42px repeat(3, 105px);
  }

  .path-card h3,
  .news-grid .main-news h3,
  .article-card h2,
  .article-card h3 {
    font-size: 19px;
    line-height: 1.28;
  }

  .article-card.featured {
    grid-column: auto;
  }

  .article-featured-grid {
    grid-template-columns: 1fr;
  }

  .article-card.featured a,
  .article-card.featured .article-card-inner {
    grid-template-columns: 1fr;
  }

  .article-card.featured img,
  .article-card img {
    min-height: auto;
    height: auto;
  }

  .wide-article-image img {
    aspect-ratio: 16 / 10;
  }

  .article-header {
    padding-top: 104px;
  }

  .article-header h1 {
    font-size: 36px;
    line-height: 1.18;
  }

  .article-header img {
    aspect-ratio: 16 / 9;
  }

  .article-body {
    font-size: 17px;
    line-height: 1.82;
    padding-top: 42px;
  }

  .article-body h2 {
    font-size: 25px;
    line-height: 1.36;
  }

  .topic-cluster ul {
    grid-template-columns: 1fr;
  }

  .article-category-pills {
    justify-content: flex-start;
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: 6px;
  }

  .article-category-pills a {
    flex: 0 0 auto;
  }

  .article-hub-intro .content-outline {
    gap: 10px;
  }

  .article-hub-intro .content-outline li {
    display: grid;
    grid-template-columns: 42px 1fr;
    gap: 12px;
    min-height: auto;
    padding: 14px;
  }

  .article-hub-intro .content-outline span {
    width: 34px;
    height: 34px;
    margin-bottom: 0;
  }

  .article-hub-intro .content-outline h3 {
    margin-bottom: 4px;
    font-size: 17px;
  }

  .article-hub-intro .content-outline p {
    font-size: 13px;
    line-height: 1.5;
  }

  .screenshot-frame img {
    aspect-ratio: 4 / 3;
  }

  .article-stack {
    gap: 24px;
    padding-bottom: 70px;
  }

  .inline-article header {
    padding: 22px 18px 0;
  }

  .inline-article h2 {
    font-size: 31px;
  }

  .inline-article header img {
    aspect-ratio: 16 / 10;
  }

  .inline-article .article-body h3 {
    font-size: 23px;
  }

  .sport-card {
    min-height: auto;
  }

  .timeline article {
    grid-template-columns: 1fr;
  }

  .timeline span {
    margin-bottom: 12px;
  }

  .floating-contact {
    inset: auto 12px 12px;
    grid-template-columns: repeat(4, 1fr);
    border-radius: var(--radius);
  }

  .floating-contact a {
    min-width: 0;
    min-height: 46px;
  }

  .site-footer {
    display: block;
    padding-bottom: 78px;
  }

  .site-footer p + p {
    margin-top: 8px;
  }
}


.content-outline {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.content-outline li {
  min-height: 166px;
  padding: 18px;
  background: #ffffff;
  border: 1px solid #d9e3ec;
  border-radius: 8px;
  box-shadow: 0 18px 40px rgba(15, 29, 44, 0.06);
}

.content-outline span {
  display: inline-flex;
  width: 36px;
  height: 36px;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  color: #ffffff;
  background: #102235;
  border-radius: 50%;
  font-size: 13px;
  font-weight: 800;
}

.content-outline h3 {
  margin: 0 0 10px;
  color: var(--ink);
  font-size: 17px;
}

.content-outline p {
  margin: 0;
  color: #536578;
  line-height: 1.58;
  font-size: 14px;
}

.reader-context {
  margin: 34px 0;
  padding: 26px;
  background: #f6f9fc;
  border: 1px solid #dce7f2;
  border-radius: 8px;
}

.reader-context h2 {
  margin-top: 0;
}

@media (max-width: 1180px) {
  .content-outline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .content-outline {
    grid-template-columns: 1fr;
  }

  .content-outline li {
    min-height: auto;
  }
}