:root {
  --ink: #16221f;
  --ink-soft: #52615c;
  --paper: #ffffff;
  --canvas: #eef3f0;
  --canvas-warm: #f7f2ea;
  --green-950: #0a2925;
  --green-900: #103b35;
  --green-800: #175148;
  --green-700: #1f675a;
  --mint: #dcece5;
  --mint-strong: #b8dbcc;
  --gold: #e9b66d;
  --gold-soft: #fae8c8;
  --danger-soft: #f8e6e1;
  --violet: #7c65d1;
  --line: rgba(16, 59, 53, 0.13);
  --line-light: rgba(255, 255, 255, 0.16);
  --shadow: 0 30px 80px rgba(10, 41, 37, 0.12);
  --shadow-soft: 0 14px 36px rgba(10, 41, 37, 0.09);
  --radius-xl: 30px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --container: 1180px;
}

.oxdm-case * {
  box-sizing: border-box;
}

.oxdm-case {
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
}

.oxdm-case {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background:
    radial-gradient(circle at 8% 18%, rgba(184, 219, 204, 0.4), transparent 30rem),
    var(--canvas);
  font-family: Inter, Manrope, "Segoe UI", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  text-rendering: optimizeLegibility;
}

.oxdm-case::selection {
  color: #fff;
  background: var(--green-700);
}

.oxdm-case a {
  color: inherit;
  text-decoration: none;
}

.oxdm-case button, .oxdm-case a {
  -webkit-tap-highlight-color: transparent;
}

.oxdm-case img {
  display: block;
  max-width: 100%;
}

.oxdm-case .container {
  width: min(calc(100% - 40px), var(--container));
  margin-inline: auto;
}

.oxdm-case .case-header {
  position: sticky;
  top: 0;
  z-index: 30;
  border-bottom: 1px solid rgba(16, 59, 53, 0.08);
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(18px);
}

.oxdm-case .header-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.oxdm-case .brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.oxdm-case .brand img {
  width: 44px;
  height: 44px;
  filter: drop-shadow(0 8px 14px rgba(10, 41, 37, 0.16));
}

.oxdm-case .brand-text {
  display: grid;
  line-height: 1.15;
}

.oxdm-case .brand-text small {
  margin-top: 4px;
  color: var(--ink-soft);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.oxdm-case .header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.oxdm-case .lang-switch {
  display: inline-flex;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
}

.oxdm-case .lang-switch a {
  min-width: 42px;
  padding: 7px 10px;
  border-radius: 999px;
  color: var(--ink-soft);
  font-size: 12px;
  font-weight: 800;
  text-align: center;
}

.oxdm-case .lang-switch a[aria-current="page"] {
  color: #fff;
  background: var(--green-800);
}

.oxdm-case .header-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 9px 17px;
  border-radius: 999px;
  color: #fff;
  background: var(--green-900);
  box-shadow: 0 10px 22px rgba(16, 59, 53, 0.2);
  font-size: 13px;
  font-weight: 800;
}

.oxdm-case .hero {
  position: relative;
  overflow: hidden;
  padding: 70px 0 155px;
  color: #fff;
  background:
    radial-gradient(circle at 83% 18%, rgba(233, 182, 109, 0.22), transparent 22rem),
    radial-gradient(circle at 14% 42%, rgba(95, 168, 143, 0.28), transparent 28rem),
    linear-gradient(135deg, #071f1c 0%, #103b35 48%, #235e51 100%);
}

.oxdm-case .hero::before, .oxdm-case .hero::after {
  position: absolute;
  content: "";
  border-radius: 999px;
  pointer-events: none;
}

.oxdm-case .hero::before {
  top: -220px;
  left: 50%;
  width: 600px;
  height: 600px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow:
    0 0 0 90px rgba(255, 255, 255, 0.025),
    0 0 0 180px rgba(255, 255, 255, 0.018);
}

.oxdm-case .hero::after {
  right: -100px;
  bottom: -210px;
  width: 420px;
  height: 420px;
  background: rgba(233, 182, 109, 0.08);
  filter: blur(2px);
}

.oxdm-case .hero-inner {
  position: relative;
  z-index: 1;
  text-align: center;
}

.oxdm-case .breadcrumb {
  display: flex;
  justify-content: center;
  gap: 9px;
  margin: 0 0 20px;
  color: rgba(255, 255, 255, 0.64);
  font-size: 13px;
}

.oxdm-case .case-badge, .oxdm-case .section-kicker, .oxdm-case .mini-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.oxdm-case .case-badge {
  padding: 9px 16px;
  border: 1px solid rgba(255, 255, 255, 0.19);
  background: rgba(255, 255, 255, 0.09);
}

.oxdm-case .case-badge::before {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gold);
  content: "";
  box-shadow: 0 0 0 5px rgba(233, 182, 109, 0.12);
}

.oxdm-case .hero h1 {
  max-width: 980px;
  margin: 28px auto 20px;
  color: #fff;
  font-size: clamp(42px, 5.4vw, 72px);
  line-height: 1.02;
  letter-spacing: -0.055em;
}

.oxdm-case .hero h1 mark {
  color: var(--gold);
  background: transparent;
}

.oxdm-case .hero-summary {
  max-width: 880px;
  margin: 0 auto;
  color: rgba(255, 255, 255, 0.8);
  font-size: clamp(16px, 1.8vw, 19px);
  line-height: 1.7;
}

.oxdm-case .meta-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 34px;
}

.oxdm-case .meta-chip {
  min-height: 58px;
  padding: 12px 14px;
  border: 1px solid var(--line-light);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.07);
  text-align: left;
}

.oxdm-case .meta-chip span {
  display: block;
  color: rgba(255, 255, 255, 0.58);
  font-size: 9px;
  font-weight: 900;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.oxdm-case .meta-chip strong {
  display: block;
  margin-top: 2px;
  font-size: 13px;
  line-height: 1.35;
}

.oxdm-case .metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.oxdm-case .metric {
  padding: 21px 18px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.11);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.oxdm-case .metric strong {
  display: block;
  color: var(--gold);
  font-size: clamp(29px, 3vw, 42px);
  line-height: 1;
  letter-spacing: -0.05em;
}

.oxdm-case .metric span {
  display: block;
  margin-top: 8px;
  color: rgba(255, 255, 255, 0.75);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.4;
}

.oxdm-case .case-layout {
  position: relative;
  z-index: 3;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 286px;
  gap: 26px;
  align-items: start;
  margin-top: -86px;
  padding-bottom: 70px;
}

.oxdm-case .case-content {
  overflow: hidden;
  border: 1px solid rgba(16, 59, 53, 0.09);
  border-radius: var(--radius-xl);
  background: var(--paper);
  box-shadow: var(--shadow);
}

.oxdm-case .content-inner {
  padding: 54px 54px 64px;
}

.oxdm-case .toc {
  position: sticky;
  top: 100px;
  overflow: hidden;
  border: 1px solid rgba(16, 59, 53, 0.1);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--shadow-soft);
}

.oxdm-case .toc-head {
  padding: 22px 22px 15px;
  border-bottom: 1px solid var(--line);
}

.oxdm-case .toc-head span {
  display: block;
  color: var(--green-700);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.oxdm-case .toc-head strong {
  display: block;
  margin-top: 3px;
  font-size: 18px;
}

.oxdm-case .toc nav {
  display: grid;
  padding: 12px;
}

.oxdm-case .toc nav a {
  padding: 8px 10px;
  border-radius: 10px;
  color: var(--ink-soft);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.35;
}

.oxdm-case .toc nav a:hover, .oxdm-case .toc nav a.is-active {
  color: var(--green-900);
  background: var(--mint);
}

.oxdm-case .toc-cta {
  margin: 0 12px 12px;
  padding: 17px;
  border-radius: 16px;
  color: #fff;
  background:
    radial-gradient(circle at 90% 0, rgba(233, 182, 109, 0.28), transparent 10rem),
    var(--green-900);
}

.oxdm-case .toc-cta strong, .oxdm-case .toc-cta span {
  display: block;
}

.oxdm-case .toc-cta span {
  margin-top: 5px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 11px;
}

.oxdm-case .toc-cta a {
  display: inline-block;
  margin-top: 13px;
  color: var(--gold);
  font-size: 12px;
  font-weight: 900;
}

.oxdm-case .case-section {
  position: relative;
  padding: 14px 0 58px;
}

.oxdm-case .case-section + .case-section {
  border-top: 1px solid var(--line);
  padding-top: 58px;
}

.oxdm-case .section-kicker {
  margin-bottom: 14px;
  padding: 6px 11px;
  color: var(--green-800);
  background: var(--mint);
}

.oxdm-case .case-section h2 {
  max-width: 720px;
  margin: 0;
  font-size: clamp(31px, 4.1vw, 46px);
  line-height: 1.08;
  letter-spacing: -0.045em;
}

.oxdm-case .case-section h3 {
  margin: 0;
  font-size: 20px;
  line-height: 1.25;
  letter-spacing: -0.025em;
}

.oxdm-case .case-section p {
  margin: 17px 0 0;
  color: var(--ink-soft);
}

.oxdm-case .section-lead {
  max-width: 760px;
  font-size: 18px;
}

.oxdm-case .highlight {
  color: var(--green-800);
  font-weight: 800;
}

.oxdm-case .callout {
  margin-top: 26px;
  padding: 22px 24px;
  border: 1px solid rgba(31, 103, 90, 0.16);
  border-left: 4px solid var(--gold);
  border-radius: 16px;
  background: linear-gradient(135deg, #fbf6ec, #fff);
}

.oxdm-case .callout strong {
  display: block;
  color: var(--green-900);
}

.oxdm-case .callout p {
  margin-top: 5px;
  font-size: 14px;
}

.oxdm-case .card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 28px;
}

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

.oxdm-case .info-card {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: linear-gradient(145deg, #fff, #f7faf8);
  box-shadow: 0 8px 24px rgba(10, 41, 37, 0.04);
}

.oxdm-case .info-card .number {
  display: inline-grid;
  width: 34px;
  height: 34px;
  place-items: center;
  margin-bottom: 15px;
  border-radius: 11px;
  color: #fff;
  background: var(--green-800);
  font-size: 12px;
  font-weight: 900;
}

.oxdm-case .info-card p {
  margin-top: 8px;
  font-size: 14px;
}

.oxdm-case .problem-card {
  position: relative;
  overflow: hidden;
}

.oxdm-case .problem-card::after {
  position: absolute;
  right: -20px;
  bottom: -28px;
  width: 86px;
  height: 86px;
  border: 18px solid var(--mint);
  border-radius: 50%;
  content: "";
}

.oxdm-case .problem-card .mini-label {
  color: var(--green-700);
}

.oxdm-case .architecture {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 28px;
  padding: 22px;
  border-radius: 22px;
  background: var(--canvas-warm);
}

.oxdm-case .arch-card {
  min-height: 116px;
  padding: 16px;
  border: 1px solid rgba(16, 59, 53, 0.1);
  border-radius: 15px;
  background: rgba(255, 255, 255, 0.78);
}

.oxdm-case .arch-card strong, .oxdm-case .arch-card small {
  display: block;
}

.oxdm-case .arch-card strong {
  color: var(--green-900);
  line-height: 1.25;
}

.oxdm-case .arch-card small {
  margin-top: 6px;
  color: var(--ink-soft);
  line-height: 1.45;
}

.oxdm-case .arch-card.primary {
  color: #fff;
  background: var(--green-900);
}

.oxdm-case .arch-card.primary strong, .oxdm-case .arch-card.primary small {
  color: inherit;
}

.oxdm-case .arch-card.primary small {
  color: rgba(255, 255, 255, 0.7);
}

.oxdm-case .figure {
  margin: 30px 0 0;
}

.oxdm-case .screen {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(16, 59, 53, 0.13);
  border-radius: 19px;
  background: #e6ebe8;
  box-shadow: var(--shadow-soft);
}

.oxdm-case .screen::before {
  display: block;
  height: 34px;
  border-bottom: 1px solid rgba(16, 59, 53, 0.1);
  background:
    radial-gradient(circle at 17px 17px, #e68075 0 4px, transparent 5px),
    radial-gradient(circle at 33px 17px, #e8b663 0 4px, transparent 5px),
    radial-gradient(circle at 49px 17px, #73b98b 0 4px, transparent 5px),
    #f8faf9;
  content: "";
}

.oxdm-case .screen img {
  width: 100%;
  aspect-ratio: 16 / 9;
  height: auto;
  object-fit: cover;
  object-position: center top;
}

.oxdm-case .screen-label {
  position: absolute;
  top: 50px;
  left: 16px;
  z-index: 2;
  padding: 7px 11px;
  border-radius: 999px;
  color: #fff;
  background: rgba(7, 31, 28, 0.82);
  backdrop-filter: blur(8px);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.oxdm-case .figure figcaption {
  margin-top: 12px;
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.55;
}

.oxdm-case .figure figcaption strong {
  color: var(--ink);
}

.oxdm-case .figure-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 30px;
}

.oxdm-case .figure-grid .figure {
  margin-top: 0;
}

.oxdm-case .mobile-showcase {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 210px 210px;
  gap: 26px;
  align-items: center;
  margin-top: 30px;
  padding: 30px;
  border-radius: 24px;
  color: #fff;
  background:
    radial-gradient(circle at 12% 18%, rgba(233, 182, 109, 0.2), transparent 18rem),
    var(--green-950);
}

.oxdm-case .mobile-copy h3 {
  font-size: 28px;
}

.oxdm-case .mobile-copy p {
  color: rgba(255, 255, 255, 0.68);
}

.oxdm-case .phone {
  position: relative;
  overflow: hidden;
  padding: 8px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 28px;
  background: #081b19;
  box-shadow: 0 22px 40px rgba(0, 0, 0, 0.28);
}

.oxdm-case .phone::before {
  position: absolute;
  top: 13px;
  left: 50%;
  z-index: 2;
  width: 54px;
  height: 13px;
  border-radius: 999px;
  background: #081b19;
  content: "";
  transform: translateX(-50%);
}

.oxdm-case .phone img {
  width: 100%;
  aspect-ratio: 390 / 844;
  object-fit: cover;
  object-position: center top;
  border-radius: 21px;
}

.oxdm-case .dark-panel {
  margin: 32px -20px 0;
  padding: 42px 34px;
  border-radius: 27px;
  color: #fff;
  background:
    radial-gradient(circle at 88% 7%, rgba(233, 182, 109, 0.21), transparent 20rem),
    linear-gradient(145deg, #081f1c, #174a42);
}

.oxdm-case .dark-panel h3 {
  font-size: clamp(27px, 4vw, 38px);
}

.oxdm-case .dark-panel > p {
  max-width: 720px;
  color: rgba(255, 255, 255, 0.72);
}

.oxdm-case .dark-panel .screen {
  border-color: rgba(255, 255, 255, 0.15);
  box-shadow: 0 22px 54px rgba(0, 0, 0, 0.28);
}

.oxdm-case .dark-panel .figure figcaption {
  color: rgba(255, 255, 255, 0.68);
}

.oxdm-case .dark-panel .figure figcaption strong {
  color: #fff;
}

.oxdm-case .feature-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 26px;
}

.oxdm-case .feature {
  position: relative;
  padding: 15px 16px 15px 44px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.06);
  color: rgba(255, 255, 255, 0.8);
  font-size: 13px;
  font-weight: 700;
}

.oxdm-case .feature::before {
  position: absolute;
  top: 15px;
  left: 16px;
  display: grid;
  width: 20px;
  height: 20px;
  place-items: center;
  border-radius: 50%;
  color: var(--green-950);
  background: var(--gold);
  content: "✓";
  font-size: 11px;
  font-weight: 900;
}

.oxdm-case .pipeline {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 26px;
}

.oxdm-case .pipeline-step {
  position: relative;
  padding: 18px 15px;
  border: 1px solid var(--line);
  border-radius: 15px;
  background: #fff;
}

.oxdm-case .pipeline-step:not(:last-child)::after {
  position: absolute;
  top: 50%;
  right: -16px;
  z-index: 2;
  display: grid;
  width: 22px;
  height: 22px;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: var(--green-800);
  content: "→";
  font-size: 11px;
  transform: translateY(-50%);
}

.oxdm-case .pipeline-step span {
  display: block;
  color: var(--green-700);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.oxdm-case .pipeline-step strong {
  display: block;
  margin-top: 5px;
  font-size: 14px;
  line-height: 1.35;
}

.oxdm-case .tech-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 28px;
}

.oxdm-case .tech-card {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 17px;
  background: #fff;
}

.oxdm-case .tech-card strong {
  display: block;
  color: var(--green-900);
}

.oxdm-case .tech-card span {
  display: block;
  margin-top: 5px;
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.5;
}

.oxdm-case .trust-strip {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 24px;
  align-items: center;
  margin-top: 30px;
  padding: 24px;
  border-radius: 22px;
  background: var(--canvas-warm);
}

.oxdm-case .trust-portrait {
  overflow: hidden;
  aspect-ratio: 4 / 5;
  border-radius: 18px;
  box-shadow: var(--shadow-soft);
}

.oxdm-case .trust-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.oxdm-case .trust-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 17px;
}

.oxdm-case .trust-fact {
  padding: 13px;
  border: 1px solid rgba(16, 59, 53, 0.1);
  border-radius: 13px;
  background: rgba(255, 255, 255, 0.72);
}

.oxdm-case .trust-fact strong, .oxdm-case .trust-fact span {
  display: block;
}

.oxdm-case .trust-fact strong {
  color: var(--green-900);
}

.oxdm-case .trust-fact span {
  margin-top: 2px;
  color: var(--ink-soft);
  font-size: 11px;
}

.oxdm-case .before-after {
  display: grid;
  grid-template-columns: 1fr 62px 1fr;
  align-items: stretch;
  margin-top: 30px;
}

.oxdm-case .state-card {
  padding: 26px;
  border-radius: 21px;
}

.oxdm-case .state-card.before {
  border: 1px solid rgba(155, 91, 76, 0.15);
  background: var(--danger-soft);
}

.oxdm-case .state-card.after {
  border: 1px solid rgba(31, 103, 90, 0.15);
  background: var(--mint);
}

.oxdm-case .state-card .mini-label {
  color: var(--ink-soft);
}

.oxdm-case .state-card h3 {
  margin-top: 12px;
  font-size: 26px;
}

.oxdm-case .state-card ul, .oxdm-case .deliverables, .oxdm-case .source-list {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.oxdm-case .state-card li, .oxdm-case .deliverables li, .oxdm-case .source-list li {
  position: relative;
  padding-left: 25px;
}

.oxdm-case .state-card li + li, .oxdm-case .deliverables li + li, .oxdm-case .source-list li + li {
  margin-top: 9px;
}

.oxdm-case .state-card li::before, .oxdm-case .deliverables li::before {
  position: absolute;
  top: 0;
  left: 0;
  color: var(--green-700);
  content: "✓";
  font-weight: 900;
}

.oxdm-case .state-card.before li::before {
  color: #9b5b4c;
  content: "•";
}

.oxdm-case .transition-arrow {
  display: grid;
  place-items: center;
  color: var(--green-700);
  font-size: 28px;
  font-weight: 900;
}

.oxdm-case .result-panel {
  margin-top: 30px;
  padding: 32px;
  border-radius: 24px;
  color: #fff;
  background:
    radial-gradient(circle at 92% 10%, rgba(233, 182, 109, 0.22), transparent 18rem),
    var(--green-900);
}

.oxdm-case .result-panel h3 {
  font-size: 30px;
}

.oxdm-case .result-panel p {
  color: rgba(255, 255, 255, 0.72);
}

.oxdm-case .deliverables {
  columns: 2;
  column-gap: 34px;
}

.oxdm-case .deliverables li {
  break-inside: avoid;
  color: rgba(255, 255, 255, 0.82);
  font-size: 14px;
}

.oxdm-case .deliverables li::before {
  color: var(--gold);
}

.oxdm-case .source-list {
  counter-reset: sources;
}

.oxdm-case .source-list li {
  counter-increment: sources;
  padding-left: 40px;
  color: var(--ink-soft);
  font-size: 13px;
}

.oxdm-case .source-list li::before {
  position: absolute;
  top: 1px;
  left: 0;
  display: grid;
  width: 26px;
  height: 26px;
  place-items: center;
  border-radius: 8px;
  color: var(--green-900);
  background: var(--mint);
  content: counter(sources);
  font-size: 11px;
  font-weight: 900;
}

.oxdm-case .source-list a {
  color: var(--green-700);
  font-weight: 800;
  text-decoration: underline;
  text-decoration-color: rgba(31, 103, 90, 0.35);
  text-underline-offset: 3px;
}

.oxdm-case .final-cta {
  margin: 0 -54px -64px;
  padding: 58px 54px;
  color: #fff;
  background:
    radial-gradient(circle at 86% 20%, rgba(233, 182, 109, 0.24), transparent 20rem),
    linear-gradient(135deg, #0a2925, #1f675a);
}

.oxdm-case .final-cta h2 {
  max-width: 680px;
  color: #fff;
  font-size: clamp(34px, 5vw, 54px);
}

.oxdm-case .final-cta p {
  max-width: 700px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 17px;
}

.oxdm-case .cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 25px;
}

.oxdm-case .button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 20px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 900;
}

.oxdm-case .button.primary {
  color: var(--green-950);
  background: var(--gold);
}

.oxdm-case .button.secondary {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.08);
}

.oxdm-case .case-footer {
  padding: 28px 0 42px;
  color: var(--ink-soft);
  font-size: 12px;
}

.oxdm-case .footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.oxdm-case .footer-inner strong {
  color: var(--ink);
}

.oxdm-case .top-button {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 20;
  display: grid;
  width: 46px;
  height: 46px;
  place-items: center;
  border: 0;
  border-radius: 50%;
  color: #fff;
  background: var(--green-900);
  box-shadow: 0 12px 30px rgba(10, 41, 37, 0.25);
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: 180ms ease;
}

.oxdm-case .top-button.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: none;
}

.oxdm-case .reveal {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 520ms ease,
    transform 520ms ease;
}

.oxdm-case .reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (max-width: 1080px) {
  .oxdm-case .case-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .oxdm-case .toc {
    display: none;
  }

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

@media (max-width: 820px) {
  .oxdm-case .hero {
    padding-top: 54px;
  }

  .oxdm-case .metric-grid, .oxdm-case .card-grid.three, .oxdm-case .tech-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .oxdm-case .mobile-showcase {
    grid-template-columns: 1fr 190px 190px;
    gap: 14px;
    padding: 22px;
  }

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

  .oxdm-case .pipeline-step:nth-child(2)::after {
    display: none;
  }
}

@media (max-width: 680px) {
  .oxdm-case .container {
    width: min(calc(100% - 24px), var(--container));
  }

  .oxdm-case .header-inner {
    min-height: 66px;
  }

  .oxdm-case .brand img {
    width: 39px;
    height: 39px;
  }

  .oxdm-case .brand-text {
    font-size: 13px;
  }

  .oxdm-case .brand-text small, .oxdm-case .header-link {
    display: none;
  }

  .oxdm-case .hero {
    padding: 44px 0 125px;
  }

  .oxdm-case .hero h1 {
    margin-top: 23px;
    font-size: clamp(38px, 12vw, 54px);
  }

  .oxdm-case .hero-summary {
    font-size: 15px;
  }

  .oxdm-case .meta-grid, .oxdm-case .metric-grid, .oxdm-case .card-grid, .oxdm-case .card-grid.three, .oxdm-case .architecture, .oxdm-case .figure-grid, .oxdm-case .tech-grid, .oxdm-case .trust-facts {
    grid-template-columns: minmax(0, 1fr);
  }

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

  .oxdm-case .metric {
    padding: 18px 14px;
  }

  .oxdm-case .case-layout {
    margin-top: -72px;
  }

  .oxdm-case .case-content {
    border-radius: 24px;
  }

  .oxdm-case .content-inner {
    padding: 32px 21px 48px;
  }

  .oxdm-case .case-section {
    padding-bottom: 46px;
  }

  .oxdm-case .case-section + .case-section {
    padding-top: 46px;
  }

  .oxdm-case .case-section h2 {
    font-size: 32px;
  }

  .oxdm-case .section-lead {
    font-size: 16px;
  }

  .oxdm-case .mobile-showcase {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .oxdm-case .mobile-copy {
    grid-column: 1 / -1;
  }

  .oxdm-case .phone {
    border-radius: 22px;
  }

  .oxdm-case .dark-panel {
    margin-inline: -9px;
    padding: 30px 18px;
  }

  .oxdm-case .feature-list, .oxdm-case .pipeline {
    grid-template-columns: minmax(0, 1fr);
  }

  .oxdm-case .pipeline-step::after {
    display: none;
  }

  .oxdm-case .trust-strip {
    grid-template-columns: 110px 1fr;
    gap: 15px;
    padding: 16px;
  }

  .oxdm-case .trust-facts {
    margin-top: 10px;
  }

  .oxdm-case .before-after {
    grid-template-columns: minmax(0, 1fr);
    gap: 12px;
  }

  .oxdm-case .transition-arrow {
    transform: rotate(90deg);
  }

  .oxdm-case .deliverables {
    columns: 1;
  }

  .oxdm-case .final-cta {
    margin: 0 -21px -48px;
    padding: 44px 21px;
  }

  .oxdm-case .footer-inner {
    display: grid;
  }

  .oxdm-case .top-button {
    right: 13px;
    bottom: 13px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .oxdm-case {
    scroll-behavior: auto;
  }

  .oxdm-case *, .oxdm-case *::before, .oxdm-case *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }

  .oxdm-case .reveal {
    opacity: 1;
    transform: none;
  }
}

@media print {
  .oxdm-case {
    background: #fff;
  }

  .oxdm-case .case-header, .oxdm-case .toc, .oxdm-case .top-button, .oxdm-case .cta-actions {
    display: none !important;
  }

  .oxdm-case .hero {
    padding: 38px 0 100px;
    print-color-adjust: exact;
  }

  .oxdm-case .case-layout {
    display: block;
    margin-top: -60px;
  }

  .oxdm-case .case-content {
    box-shadow: none;
  }

  .oxdm-case .content-inner {
    padding: 36px;
  }

  .oxdm-case .case-section, .oxdm-case .figure, .oxdm-case .dark-panel, .oxdm-case .result-panel {
    break-inside: avoid;
  }

  .oxdm-case .final-cta {
    margin: 0 -36px -36px;
  }

  .oxdm-case .reveal {
    opacity: 1;
    transform: none;
  }
}

/* Fix: keep case headings following their section color (site global h1/h2 color must not leak → no black-on-black on dark hero/CTA). */
.oxdm-case :where(h1,h2,h3,h4,h5,h6){color:inherit;}