:root {
  --blue: #07579f;
  --blue-deep: #0a244f;
  --blue-soft: #dcecf8;
  --red: #b91c2b;
  --gold: #c69c5d;
  --ink: #172033;
  --muted: #667281;
  --line: #d9e3ee;
  --soft: #f6f9fc;
  --panel: #ffffff;
  --teal: #0f9b9f;
  --deck-max: 1180px;
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  height: 100%;
}

body {
  margin: 0;
  overflow: hidden;
  color: var(--ink);
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", sans-serif;
  background: #edf3f8;
}

.deck {
  position: relative;
  width: 100vw;
  height: 100vh;
}

.slide {
  position: absolute;
  inset: 0;
  display: none;
  padding: 34px clamp(40px, 6vw, 92px) 86px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.97), rgba(246, 250, 253, 0.92) 54%, rgba(229, 239, 248, 0.9)),
    radial-gradient(circle at 14% 86%, rgba(15, 155, 159, 0.13), transparent 30%),
    radial-gradient(circle at 88% 18%, rgba(198, 156, 93, 0.12), transparent 26%);
}

.slide.active {
  display: block;
}

.slide::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 8px;
  height: 100%;
  background: linear-gradient(180deg, var(--red), var(--gold) 45%, var(--blue));
}

.slide-header {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  min-height: 78px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}

.brand-mark {
  display: flex;
  align-items: center;
  gap: 14px;
  color: var(--blue-deep);
  font-size: clamp(24px, 2vw, 32px);
  font-weight: 900;
  line-height: 1.15;
}

.brand-mark::before {
  content: "";
  display: inline-block;
  width: 9px;
  height: 34px;
  background: var(--red);
}

.slide-header img {
  width: 220px;
  height: auto;
  object-fit: contain;
}

.dynamic-watermark {
  position: absolute;
  z-index: 0;
  display: flex;
  align-items: center;
  gap: 12px;
  width: 330px;
  padding: 12px 16px;
  border: 1px solid rgba(7, 87, 159, 0.1);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.32);
  opacity: 0.18;
  pointer-events: none;
  transform: rotate(-8deg);
  filter: grayscale(0.2);
}

.dynamic-watermark img {
  width: 132px;
  height: auto;
  flex: 0 0 auto;
}

.dynamic-watermark span {
  color: var(--blue-deep);
  font-size: 16px;
  font-weight: 900;
  line-height: 1.35;
  white-space: nowrap;
}

.watermark-pos-1 {
  right: 9vw;
  bottom: 13vh;
}

.watermark-pos-2 {
  left: 11vw;
  bottom: 15vh;
}

.watermark-pos-3 {
  right: 14vw;
  top: 28vh;
}

.watermark-pos-4 {
  left: 13vw;
  top: 31vh;
}

.watermark-pos-5 {
  right: 22vw;
  bottom: 24vh;
}

.watermark-pos-6 {
  left: 24vw;
  bottom: 23vh;
}

.slide-body,
.cover-content,
.closing-content {
  position: relative;
  z-index: 1;
  width: min(var(--deck-max), 100%);
  margin-right: auto;
  margin-left: auto;
}

.slide-body {
  height: calc(100vh - 206px);
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  padding-top: clamp(70px, 8vh, 104px);
}

.cover {
  background:
    linear-gradient(104deg, rgba(255, 255, 255, 0.98) 0%, rgba(250, 253, 255, 0.94) 56%, rgba(226, 239, 249, 0.9) 100%),
    url("./logo.png") right 8vw center / min(560px, 38vw) auto no-repeat;
}

.cover-content {
  width: min(1060px, 74vw);
  padding-top: clamp(86px, 11vh, 116px);
}

.cover .kicker,
.cover .lead,
.cover-positioning strong,
.cover-positioning span,
.cover-outcomes em,
.cover-meta {
  font-size: 24px;
}

.kicker {
  margin: 0 0 18px;
  color: var(--teal);
  font-size: 15px;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

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

h1 {
  max-width: 980px;
  margin-bottom: 28px;
  color: var(--blue-deep);
  font-size: clamp(50px, 4.9vw, 78px);
  line-height: 1.06;
  font-weight: 900;
  letter-spacing: 0;
}

h2 {
  max-width: 980px;
  margin-bottom: 20px;
  color: var(--blue-deep);
  font-size: clamp(34px, 3.7vw, 52px);
  line-height: 1.14;
  font-weight: 900;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 12px;
  color: var(--blue-deep);
  font-size: 23px;
  line-height: 1.25;
}

h3 .service-no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 54px;
  height: 38px;
  margin-right: 16px;
  border-radius: 999px;
  background: rgba(7, 87, 159, 0.1);
  color: var(--blue);
  font-size: 20px;
  font-weight: 900;
  vertical-align: middle;
}

h3 .service-no + span {
  vertical-align: middle;
}

.lead {
  max-width: 920px;
  color: #354155;
  line-height: 1.42;
}

.cover .lead {
  max-width: none;
  white-space: nowrap;
}

.summary {
  max-width: 660px;
  color: var(--muted);
  font-size: 22px;
  line-height: 1.58;
}

.summary.wide {
  max-width: 1060px;
  margin-bottom: 26px;
}

.cover-meta {
  display: flex;
  flex-wrap: nowrap;
  gap: 16px;
  margin-top: 24px;
  color: var(--blue-deep);
  font-weight: 800;
}

.cover-meta span {
  white-space: nowrap;
  padding: 10px 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.78);
}

.cover-positioning {
  display: grid;
  gap: 12px;
  max-width: 940px;
  margin-top: 26px;
  padding: 22px 26px;
  border: 1px solid rgba(15, 155, 159, 0.24);
  border-left: 7px solid var(--teal);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.84);
  box-shadow: 0 18px 44px rgba(23, 38, 64, 0.08);
}

.cover-positioning strong {
  color: var(--blue-deep);
  font-weight: 900;
}

.cover-positioning span {
  color: var(--muted);
  font-weight: 750;
  line-height: 1.48;
}

.cover-outcomes {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 6px;
}

.cover-outcomes em {
  display: inline-flex;
  align-items: center;
  min-height: 48px;
  padding: 10px 16px;
  border-radius: 8px;
  background: linear-gradient(135deg, rgba(15, 155, 159, 0.12), rgba(7, 87, 159, 0.08));
  color: var(--blue-deep);
  font-style: normal;
  font-weight: 900;
}

.combined-team-slide {
  padding-top: clamp(70px, 8vh, 104px);
}

.combined-team-slide .summary.wide {
  max-width: 1120px;
  margin-bottom: 18px;
  font-size: 19px;
  line-height: 1.45;
}

.team-roster-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.team-roster-grid .team-card {
  min-height: 200px;
  padding: 20px 24px;
  border-color: rgba(7, 87, 159, 0.14);
  background:
    linear-gradient(145deg, rgba(15, 155, 159, 0.08), transparent 52%),
    rgba(255, 255, 255, 0.93);
  overflow: hidden;
  perspective: 1100px;
  transform-style: preserve-3d;
  cursor: pointer;
}

.team-roster-grid .team-card h4 {
  display: block;
  margin: 0 0 9px;
  padding-right: 176px;
  font-size: 31px;
  line-height: 1;
}

.team-roster-grid .team-card p:not(.member-career) {
  padding-right: 6px;
  padding-bottom: 8px;
  color: var(--blue-deep);
  font-size: 16px;
  font-weight: 400 !important;
  line-height: 1.38;
}

.team-roster-grid .team-card p:not(.member-career) {
  transform-origin: left center;
  backface-visibility: hidden;
  transition:
    opacity 0.42s ease,
    transform 0.58s cubic-bezier(0.22, 0.72, 0.2, 1);
}

.team-roster-grid .team-card:hover p:not(.member-career) {
  opacity: 0;
  transform: translateX(-34px) rotateY(-92deg);
}

.two-column {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: 48px;
  align-items: start;
}

.check-list {
  display: grid;
  gap: 13px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding: 16px 20px 16px 48px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  color: #263348;
  font-size: 19px;
  font-weight: 700;
  line-height: 1.45;
  box-shadow: 0 14px 32px rgba(23, 38, 64, 0.06);
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 19px;
  top: 24px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--red);
}

.card-grid {
  display: grid;
  gap: 20px;
}

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

.card-grid.two-by-two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  max-width: 1180px;
}

.card-grid.two-by-two article {
  min-height: 210px;
}

.compact-service-slide {
  padding-top: clamp(34px, 4.2vh, 56px);
}

.compact-service-grid {
  max-width: 100%;
  gap: 18px;
}

.compact-service-slide .compact-service-grid article {
  position: relative;
  min-height: 152px;
  padding: 20px 96px 20px 28px;
  border-color: rgba(7, 87, 159, 0.14);
  background:
    linear-gradient(135deg, rgba(15, 155, 159, 0.06), transparent 46%),
    rgba(255, 255, 255, 0.9);
}

.compact-service-slide .compact-service-grid h3 {
  margin-bottom: 10px;
  font-size: 24px;
  line-height: 1.2;
}

.compact-service-slide .compact-service-grid p {
  max-width: 520px;
  color: #5b6776;
  font-size: 17px;
  font-weight: 760;
  line-height: 1.4;
}

.compact-service-slide .compact-service-grid article > .service-no {
  position: absolute;
  right: 26px;
  bottom: 14px;
  z-index: 1;
  height: auto;
  color: rgba(255, 42, 15, 0.95);
  font-size: 40px;
  font-weight: 500;
  line-height: 1;
}

.compact-service-slide .compact-service-grid article::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20px;
  width: 5px;
  height: 62px;
  border-radius: 0 999px 999px 0;
  background: var(--teal);
}

.asset-layout-compact {
  display: grid;
  grid-template-columns: 1.1fr 1fr 0.9fr;
  gap: 12px;
  position: relative;
  margin-top: 8px;
  padding-top: 26px;
}

.asset-layout-compact::before {
  content: "企业数字资产布局";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--teal);
  font-size: 16px;
  font-weight: 900;
}

.asset-layout-compact div {
  position: relative;
  min-height: 84px;
  padding: 16px 18px 14px 22px;
  border: 1px solid rgba(15, 155, 159, 0.18);
  border-radius: 8px;
  background: linear-gradient(145deg, rgba(15, 155, 159, 0.12), rgba(255, 255, 255, 0.94));
  overflow: hidden;
}

.asset-layout-compact div::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 5px;
  height: 100%;
  background: var(--teal);
}

.asset-layout-compact strong {
  display: block;
  margin-bottom: 7px;
  color: var(--blue-deep);
  font-size: 19px;
  font-weight: 900;
}

.asset-layout-compact span {
  display: block;
  color: #536070;
  font-size: 15px;
  font-weight: 760;
  line-height: 1.38;
}

.mini-process {
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  gap: 8px;
  position: relative;
  margin-top: 14px;
  padding: 12px;
  border: 1px solid rgba(7, 87, 159, 0.12);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.62);
}

.mini-process span {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 8px;
  border: 1px solid rgba(7, 87, 159, 0.12);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.82);
  color: var(--blue-deep);
  font-size: 15px;
  font-weight: 900;
  text-align: center;
}

.compact-service-slide .client-ask {
  margin-top: 12px;
  padding: 12px 16px;
  font-size: 16px;
}

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

.card-grid article,
.outcome-grid article,
.columns > div,
.team-grid article,
.quote-card,
.pricing-grid article {
  min-height: 190px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 18px 46px rgba(23, 38, 64, 0.08);
}

.card-grid p,
.outcome-grid p,
.team-grid p,
.quote-card p,
.pricing-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 19px;
  line-height: 1.55;
}

.quote-card {
  min-height: 300px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-left: 7px solid var(--teal);
}

.quote-card.strong {
  border-left-color: var(--red);
}

.quote-card h3 {
  margin-bottom: 18px;
  font-size: 30px;
}

.quote-card p {
  color: #233249;
  font-size: 24px;
  font-weight: 800;
  line-height: 1.58;
}

.quote-card span,
.client-ask {
  display: block;
  margin-top: 22px;
  padding: 14px 18px;
  border: 1px solid rgba(198, 156, 93, 0.28);
  border-radius: 8px;
  background: rgba(198, 156, 93, 0.11);
  color: #6b4f24;
  font-size: 17px;
  font-weight: 900;
  line-height: 1.45;
}

.client-ask {
  width: min(var(--deck-max), 100%);
  margin-top: 22px;
}

.data-proof {
  margin-top: 22px;
  padding: 20px 22px;
  border: 1px solid rgba(7, 87, 159, 0.14);
  border-left: 7px solid var(--teal);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 14px 34px rgba(23, 38, 64, 0.07);
}

.data-proof strong {
  display: block;
  margin-bottom: 10px;
  color: var(--teal);
  font-size: 17px;
  font-weight: 900;
}

.data-proof p {
  margin: 0;
  color: #25344b;
  font-size: 19px;
  font-weight: 750;
  line-height: 1.55;
}

.data-proof b {
  color: var(--red);
  font-size: 1.12em;
}

.data-proof span {
  display: block;
  margin-top: 12px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

.geo-combined-slide {
  justify-content: center;
  padding-top: clamp(30px, 4vh, 52px);
}

.geo-combined-slide h2 {
  max-width: 1120px;
  margin-bottom: 24px;
}

.geo-combined-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 22px;
  align-items: stretch;
}

.geo-left-panel {
  display: grid;
  gap: 18px;
}

.geo-left-panel .summary {
  max-width: none;
  margin: 0;
  padding: 28px 30px;
  border: 1px solid rgba(7, 87, 159, 0.14);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(15, 155, 159, 0.12), transparent 50%),
    rgba(255, 255, 255, 0.9);
  color: #2f3d52;
  font-size: 23px;
  font-weight: 780;
  line-height: 1.55;
  box-shadow: 0 18px 42px rgba(23, 38, 64, 0.08);
}

.data-proof.compact {
  margin-top: 0;
  padding: 22px 24px;
  border-left-width: 0;
  border-top: 5px solid var(--teal);
}

.data-proof.compact strong {
  margin-bottom: 12px;
  font-size: 18px;
}

.data-proof.compact p {
  color: #28364b;
  font-size: 18px;
  line-height: 1.55;
}

.data-proof.compact span {
  margin-top: 12px;
  font-size: 13px;
}

.client-ask.compact {
  width: 100%;
  margin-top: 0;
  padding: 14px 18px;
  font-size: 16px;
}

.geo-step-mini {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.geo-step-mini div {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 128px;
  overflow: hidden;
  padding: 24px 22px 20px 28px;
  border: 1px solid rgba(7, 87, 159, 0.14);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 16px 36px rgba(23, 38, 64, 0.075);
}

.geo-step-mini div::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 5px;
  background: linear-gradient(90deg, var(--red), var(--teal));
}

.geo-step-mini strong {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  color: var(--blue-deep);
  font-size: 20px;
  line-height: 1.18;
}

.geo-step-mini strong em {
  position: static;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 30px;
  border-radius: 999px;
  background: rgba(190, 24, 36, 0.1);
  color: var(--red);
  font-size: 16px;
  font-style: normal;
  font-weight: 900;
  line-height: 1;
}

.geo-step-mini strong b {
  font-weight: 900;
}

.geo-step-mini span {
  position: relative;
  z-index: 1;
  display: block;
  margin-top: 12px;
  color: #354155;
  font-size: 16px;
  font-weight: 750;
  line-height: 1.45;
}

.geo-client-ask {
  margin-top: 18px !important;
}

.client-logo-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 4px;
}

.clients-slide {
  padding-top: clamp(34px, 4vh, 52px);
}

.clients-slide h2 {
  margin-bottom: 14px;
}

.clients-slide .summary.wide {
  max-width: 1120px;
  margin-bottom: 18px;
  font-size: 21px;
  line-height: 1.48;
}

.client-logo-grid article {
  min-height: 148px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.86);
  box-shadow: 0 14px 36px rgba(23, 38, 64, 0.07);
}

.client-logo-img {
  display: block;
  width: 100%;
  height: 76px;
  margin-bottom: 12px;
  padding: 8px 12px;
  border-radius: 8px;
  background: linear-gradient(180deg, #ffffff, var(--soft));
  object-fit: contain;
}

.client-logo-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  font-weight: 800;
  line-height: 1.45;
  text-align: center;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  margin-top: 2px;
}

.team-grid article {
  position: relative;
  min-height: 380px;
  overflow: hidden;
}

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

.team-grid-four article {
  min-height: 380px;
  padding: 22px;
}

.team-grid-four h3 {
  font-size: 25px;
}

.team-grid-four p {
  font-size: 17px;
  line-height: 1.48;
}

.team-grid-four .role-label {
  margin-bottom: 14px;
  font-size: 13px;
}

.team-grid article::after {
  content: "";
  position: absolute;
  right: -34px;
  top: -34px;
  width: 98px;
  height: 98px;
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(15, 155, 159, 0.16), rgba(198, 156, 93, 0.18));
}

.team-grid h3 {
  margin-bottom: 14px;
  font-size: 29px;
}

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

.team-grid strong {
  color: var(--blue-deep);
}

.combined-team-slide {
  justify-content: flex-start;
  padding-top: clamp(70px, 8vh, 104px);
}

.team-combined-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  margin-top: 4px;
}

.team-group {
  min-width: 0;
}

.team-group > h3 {
  margin: 0 0 4px;
  color: var(--blue-deep);
  font-size: 24px;
}

.team-group > p {
  margin: 0 0 10px;
  color: var(--muted);
  font-size: 15px;
  font-weight: 760;
  line-height: 1.4;
}

.team-mini-grid {
  display: grid;
  gap: 10px;
}

.team-card {
  position: relative;
  min-height: 132px;
  overflow: visible;
  padding: 15px 18px 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 14px 34px rgba(23, 38, 64, 0.07);
}

.team-card::after {
  content: "";
  position: absolute;
  right: -28px;
  top: -28px;
  width: 78px;
  height: 78px;
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(15, 155, 159, 0.16), rgba(198, 156, 93, 0.18));
}

.team-card h4 {
  position: relative;
  z-index: 1;
  display: inline-flex;
  margin: 5px 0 8px;
  color: var(--blue-deep);
  font-size: 24px;
  cursor: default;
}

.team-card p {
  position: relative;
  z-index: 1;
  margin: 0;
  color: #4d5868;
  font-size: 14px;
  font-weight: 400;
  line-height: 1.38;
}

.team-card strong {
  color: var(--blue-deep);
  font-weight: 900 !important;
}

.team-card .role-label {
  position: absolute;
  top: 20px;
  right: 24px;
  z-index: 3;
  max-width: 168px;
  margin-bottom: 0;
  font-size: 12px;
  line-height: 1.15;
  white-space: nowrap;
}

.member-career {
  position: absolute;
  inset: 62px 24px auto 24px !important;
  bottom: auto !important;
  z-index: 20;
  display: block;
  width: auto;
  height: auto;
  margin: 0 !important;
  padding: 4px 6px 10px 0;
  border: 0;
  border-radius: 8px;
  background: transparent;
  box-shadow: none;
  color: var(--blue-deep) !important;
  font-size: 16px !important;
  font-weight: 400 !important;
  line-height: 1.38 !important;
  text-align: left;
  opacity: 0;
  visibility: hidden;
  transform: translateX(34px) rotateY(92deg);
  transform-origin: right center;
  backface-visibility: hidden;
  transition:
    opacity 0.32s ease,
    transform 0.58s cubic-bezier(0.22, 0.72, 0.2, 1),
    visibility 0s linear 0.58s;
  pointer-events: none;
}

.team-roster-grid .team-card p.member-career {
  position: absolute;
  inset: 62px 24px auto 24px !important;
  margin: 0 !important;
  padding: 4px 6px 10px 0 !important;
}

.member-career,
.member-career strong {
  color: var(--blue-deep) !important;
}

.member-career strong {
  font-weight: 900 !important;
}

.team-roster-grid .team-card:hover .member-career {
  opacity: 1;
  visibility: visible;
  transform: translateX(0) rotateY(0);
  transition-delay: 0s, 0s, 0s;
}

.role-label {
  display: inline-flex;
  margin-bottom: 16px;
  padding: 7px 11px;
  border: 1px solid rgba(15, 155, 159, 0.22);
  border-radius: 999px;
  background: rgba(15, 155, 159, 0.08);
  color: var(--teal);
  font-size: 14px;
  font-weight: 900;
}

.channel-stack {
  display: grid;
  gap: 14px;
}

.channel-stack span,
.tag-cloud span {
  display: block;
  padding: 16px 18px;
  border-left: 5px solid var(--teal);
  border-radius: 8px;
  background: #fff;
  color: #263348;
  font-size: 19px;
  font-weight: 800;
  box-shadow: 0 12px 28px rgba(23, 38, 64, 0.05);
}

.flow-line {
  counter-reset: flow-step;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin: 26px 0 24px;
}

.flow-line span {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  justify-content: start;
  gap: 16px;
  min-height: 92px;
  padding: 18px 22px;
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(10, 36, 79, 0.96), rgba(7, 87, 159, 0.92)),
    radial-gradient(circle at 100% 0%, rgba(15, 155, 159, 0.2), transparent 38%);
  color: #fff;
  font-size: 24px;
  font-weight: 900;
  text-align: left;
  box-shadow: 0 18px 40px rgba(7, 87, 159, 0.18);
}

.flow-line span::before {
  counter-increment: flow-step;
  content: "0" counter(flow-step);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border: 1px solid rgba(255, 255, 255, 0.32);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
  font-size: 18px;
  font-weight: 900;
}

.flow-line span:not(:last-child)::after {
  display: none;
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 10px;
}

.process-grid.compact {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.process-grid div {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 70px;
  padding: 12px 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(180deg, #ffffff, var(--soft));
  color: var(--blue-deep);
  font-size: 18px;
  font-weight: 900;
  text-align: center;
}

.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.tag-cloud span {
  flex: 1 1 220px;
}

.pyramid {
  display: grid;
  gap: 16px;
  width: min(1100px, 100%);
  margin-top: 12px;
}

.tier {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr) minmax(0, 1fr);
  align-items: center;
  gap: 24px;
  min-height: 112px;
  padding: 24px 32px;
  border-radius: 8px;
  color: #fff;
}

.tier strong {
  font-size: 28px;
}

.tier span {
  font-size: 20px;
  font-weight: 800;
}

.tier em {
  font-size: 19px;
  font-style: normal;
  line-height: 1.45;
}

.tier-top {
  margin-left: 18%;
  background: linear-gradient(90deg, #0a244f, #07579f);
}

.tier-mid {
  margin-left: 9%;
  background: linear-gradient(90deg, #0f777d, #57b7ba);
}

.tier-base {
  background: linear-gradient(90deg, #e6d2b1, #f7ead7);
  color: var(--ink);
}

.split-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 48px;
  align-items: start;
}

.columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.columns.service-columns > div {
  min-height: 310px;
}

.columns ul {
  margin: 0;
  padding-left: 22px;
}

.columns li {
  margin-bottom: 13px;
  color: #354155;
  font-size: 20px;
  line-height: 1.45;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
  margin-top: 10px;
}

.pricing-grid article {
  min-height: 235px;
}

.pricing-grid h3 {
  font-size: 24px;
}

.service-mode-slide {
  justify-content: center;
  padding-top: clamp(30px, 4vh, 52px);
}

.service-mode-slide h2 {
  margin-bottom: 26px;
}

.service-mode-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.service-mode-grid article {
  position: relative;
  min-height: 192px;
  padding: 24px 22px 22px;
  overflow: hidden;
  border-color: rgba(7, 87, 159, 0.14);
  background:
    linear-gradient(145deg, rgba(15, 155, 159, 0.08), transparent 48%),
    rgba(255, 255, 255, 0.92);
}

.service-mode-grid article::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 5px;
  background: linear-gradient(90deg, var(--teal), var(--blue));
}

.service-mode-grid article > span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 32px;
  margin-bottom: 16px;
  border-radius: 999px;
  background: rgba(190, 24, 36, 0.1);
  color: var(--red);
  font-size: 16px;
  font-weight: 900;
}

.service-mode-grid h3 {
  margin-bottom: 14px;
  font-size: 23px;
  line-height: 1.2;
}

.service-mode-grid p {
  color: #536070;
  font-size: 17px;
  font-weight: 760;
  line-height: 1.5;
}

.service-mode-route {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  position: relative;
  margin-top: 28px;
  padding: 36px 18px 18px;
  border: 1px solid rgba(7, 87, 159, 0.12);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.66);
}

.service-mode-route::before {
  content: "陪跑路径";
  position: absolute;
  left: 18px;
  top: 9px;
  color: var(--teal);
  font-size: 22px;
  font-weight: 900;
}

.service-mode-route div {
  position: relative;
  min-height: 124px;
  padding: 20px 20px 18px;
  border-right: 1px solid rgba(7, 87, 159, 0.12);
  background: transparent;
}

.service-mode-route div:last-child {
  border-right: 0;
}

.service-mode-route div::before {
  content: "";
  position: absolute;
  left: 20px;
  top: 0;
  width: calc(100% - 40px);
  height: 4px;
  border-radius: 999px;
  background: var(--teal);
}

.service-mode-route b {
  display: block;
  margin-bottom: 12px;
  color: var(--blue-deep);
  font-size: 19px;
  font-weight: 900;
}

.service-mode-route span {
  display: block;
  color: #455164;
  font-size: 16px;
  font-weight: 760;
  line-height: 1.45;
}

.service-mode-slide .client-ask {
  margin-top: 18px;
  padding: 14px 18px;
  font-size: 16px;
}

.step-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 12px;
}

.step-list div {
  position: relative;
  display: grid;
  grid-template-columns: 210px minmax(0, 1fr);
  align-items: center;
  min-height: 118px;
  overflow: hidden;
  padding: 24px 28px 24px 104px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 18px 42px rgba(23, 38, 64, 0.08);
}

.step-list div::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 118px;
  height: 118px;
  background: linear-gradient(135deg, #ff2a0f, #d81722 62%, transparent 63%);
}

.step-list strong {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  min-width: 0;
  color: var(--red);
  font-size: 24px;
  line-height: 1.18;
}

.step-list strong em {
  position: absolute;
  left: -78px;
  top: -32px;
  color: #fff;
  font-size: 26px;
  font-style: normal;
  font-weight: 500;
  line-height: 1;
}

.step-list strong b {
  font-weight: 900;
}

.step-list span {
  position: relative;
  z-index: 1;
  color: #354155;
  font-size: 22px;
  font-weight: 750;
  line-height: 1.42;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 12px;
}

.timeline div {
  min-height: 150px;
  padding: 24px;
  border: 1px solid var(--line);
  border-top: 6px solid var(--teal);
  border-radius: 8px;
  background: #fff;
}

.timeline b {
  display: block;
  margin-bottom: 12px;
  color: var(--blue-deep);
  font-size: 24px;
}

.timeline span {
  color: var(--muted);
  font-size: 18px;
  line-height: 1.55;
}

.outcome-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  margin-top: 22px;
}

.closing {
  background:
    linear-gradient(110deg, rgba(6, 47, 101, 0.96), rgba(6, 73, 155, 0.88)),
    url("./logo.png") right 7vw bottom 8vh / min(720px, 48vw) auto no-repeat;
  color: #fff;
}

.closing .brand-mark,
.closing h2 {
  color: #fff;
}

.closing .slide-header {
  border-bottom-color: rgba(255, 255, 255, 0.22);
}

.closing .slide-header img {
  filter: brightness(0) invert(1);
}

.closing-content {
  padding-top: clamp(96px, 13vh, 136px);
}

.closing h2 {
  max-width: 920px;
  font-size: clamp(44px, 5.5vw, 76px);
}

.closing-flow {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  max-width: 980px;
  margin-top: 42px;
}

.closing-flow span {
  padding: 13px 18px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.12);
  font-size: 19px;
  font-weight: 800;
}

.deck-controls {
  position: fixed;
  inset: 0;
  z-index: 24;
  pointer-events: none;
}

.deck-nav {
  position: fixed;
  top: 50%;
  z-index: 25;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 18px;
  width: 150px;
  min-height: 240px;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--blue-deep);
  box-shadow: none;
  opacity: 0;
  transform: translateY(-50%);
  cursor: pointer;
  pointer-events: auto;
  transition:
    opacity 0.18s ease,
    transform 0.18s ease;
}

.deck-nav::before {
  content: "";
  position: absolute;
  inset: 0;
}

.deck-nav-prev::before {
  left: 0;
}

.deck-nav-next::before {
  right: 0;
}

.deck-nav:hover,
.deck-nav:focus-visible {
  opacity: 1;
}

.deck-nav-prev {
  left: 0;
  align-items: center;
}

.deck-nav-prev:hover,
.deck-nav-prev:focus-visible {
  transform: translateY(-50%) translateX(10px);
}

.deck-nav-next {
  right: 0;
  align-items: center;
  text-align: center;
}

.deck-nav-next:hover,
.deck-nav-next:focus-visible {
  transform: translateY(-50%) translateX(-10px);
}

.deck-nav:disabled {
  opacity: 0;
  cursor: default;
  pointer-events: none;
}

.deck-nav-arrow {
  position: relative;
  display: block;
  width: clamp(62px, 6vw, 102px);
  height: clamp(77px, 7.5vw, 124px);
  font-size: 0;
  filter: drop-shadow(0 10px 18px rgba(23, 38, 64, 0.14));
}

.deck-nav-arrow::before,
.deck-nav-arrow::after {
  content: "";
  position: absolute;
  top: 50%;
  width: 100%;
  height: clamp(7px, 0.55vw, 10px);
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(15, 155, 159, 0.84), var(--teal));
  transform-origin: right center;
}

.deck-nav-prev .deck-nav-arrow {
  transform: scaleX(-1);
}

.deck-nav-arrow::before {
  transform: translateY(-50%) rotate(32deg);
}

.deck-nav-arrow::after {
  transform: translateY(-50%) rotate(-32deg);
}

.deck-nav-copy {
  display: grid;
  gap: 4px;
  min-width: 0;
  width: 156px;
  margin-top: -10px;
  padding: 14px 16px;
  border: 1px solid rgba(220, 229, 240, 0.78);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 18px 44px rgba(23, 38, 64, 0.14);
  opacity: 0;
  backdrop-filter: blur(16px);
  transform: translateY(-8px);
  transition:
    opacity 0.18s ease,
    transform 0.18s ease;
}

.deck-nav-next .deck-nav-copy {
  transform: translateY(-8px);
}

.deck-nav:hover .deck-nav-copy,
.deck-nav:focus-visible .deck-nav-copy {
  opacity: 1;
  transform: translateY(0);
}

.deck-nav-copy span {
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
  text-align: center;
}

.deck-nav-copy strong {
  overflow: hidden;
  color: var(--blue-deep);
  font-size: 18px;
  font-weight: 900;
  line-height: 1.25;
  text-align: center;
  text-overflow: ellipsis;
}

.progress {
  position: fixed;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.fullscreen-toggle {
  position: fixed;
  left: 28px;
  bottom: 22px;
  z-index: 20;
  min-width: 96px;
  height: 42px;
  padding: 0 16px;
  border: 1px solid rgba(220, 229, 240, 0.88);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.9);
  color: var(--blue-deep);
  font-size: 14px;
  font-weight: 900;
  box-shadow: 0 12px 30px rgba(23, 38, 64, 0.12);
  cursor: pointer;
  backdrop-filter: blur(14px);
}

.fullscreen-toggle:hover {
  border-color: rgba(15, 155, 159, 0.42);
  color: var(--teal);
}

@media (max-width: 980px) {
  body {
    overflow: auto;
  }

  .deck {
    height: auto;
  }

  .slide {
    position: relative;
    min-height: 100vh;
    padding: 26px 22px 84px;
  }

  .slide:not(.active) {
    display: none;
  }

  .slide-body {
    height: auto;
  }

  .slide-header img {
    width: 150px;
  }

  .cover .lead,
  .cover-meta span {
    white-space: normal;
  }

  .deck-nav {
    width: 72px;
    min-height: 150px;
  }

  .deck-nav-prev {
    left: 0;
  }

  .deck-nav-next {
    right: 0;
  }

  .deck-nav-arrow {
    width: 46px;
    height: 58px;
  }

  .deck-nav-arrow::before,
  .deck-nav-arrow::after {
    height: 7px;
  }

  .deck-nav-copy {
    display: none;
  }

  .deck-nav-copy strong {
    font-size: 14px;
  }

  .fullscreen-toggle {
    left: 18px;
    bottom: 18px;
  }

  .two-column,
  .split-panel,
  .columns,
  .card-grid.four,
  .card-grid.two-by-two,
  .card-grid.three,
  .timeline,
  .outcome-grid,
  .step-list,
  .geo-combined-layout,
  .geo-step-mini,
  .asset-layout-compact,
  .team-combined-grid,
  .team-grid {
    grid-template-columns: 1fr;
  }

  .flow-line,
  .process-grid {
    grid-template-columns: 1fr;
  }

  .flow-line span::after {
    display: none;
  }

  .tier,
  .tier-top,
  .tier-mid {
    grid-template-columns: 1fr;
    margin-left: 0;
  }
}