:root {
  --ink: #101828;
  --muted: #667085;
  --soft: #f5f8ff;
  --white: #ffffff;
  --line: #d8e4f5;
  --blue: #145cff;
  --blue-2: #4f8cff;
  --cyan: #19c8ff;
  --green: #16b884;
  --orange: #f97316;
  --shadow: 0 24px 80px rgba(20, 92, 255, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 80% 4%, rgba(20, 92, 255, 0.11), transparent 34%),
    radial-gradient(circle at 12% 18%, rgba(25, 200, 255, 0.1), transparent 30%),
    linear-gradient(180deg, #f8fbff 0%, #eef5ff 52%, #f8fbff 100%);
  font-family: Inter, "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  letter-spacing: 0;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(rgba(20, 92, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20, 92, 255, 0.045) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(180deg, black, transparent 80%);
}

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

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

.site-header {
  position: fixed;
  top: 18px;
  left: 50%;
  z-index: 50;
  display: grid;
  grid-template-columns: 1fr auto auto;
  align-items: center;
  width: min(1514px, calc(100% - 156px));
  padding: 10px 12px 10px 16px;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(185, 204, 236, 0.68);
  border-radius: 8px;
  box-shadow: 0 12px 38px rgba(31, 58, 112, 0.08);
  backdrop-filter: blur(18px);
  transform: translateX(-50%);
}

.brand {
  display: inline-flex;
  align-items: center;
  width: max-content;
  color: #101828;
  white-space: nowrap;
}

.brand-logo {
  display: block;
  width: auto;
  height: 44px;
  object-fit: contain;
}

.nav-links {
  display: flex;
  gap: 24px;
  color: #475467;
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
}

.nav-links a:hover {
  color: var(--blue);
}

.nav-cta,
.primary-btn,
.secondary-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 18px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 900;
  white-space: nowrap;
}

.nav-cta {
  margin-left: 28px;
  color: #ffffff;
  background: #101828;
}

.hero {
  position: relative;
  overflow: hidden;
  min-height: auto;
  padding: 118px 0 42px;
  background:
    linear-gradient(rgba(20, 92, 255, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20, 92, 255, 0.055) 1px, transparent 1px),
    radial-gradient(circle at 88% 10%, rgba(20, 92, 255, 0.16), transparent 34%),
    radial-gradient(circle at 18% 20%, rgba(25, 200, 255, 0.13), transparent 34%),
    linear-gradient(180deg, #eef6ff 0%, #f8fbff 52%, #eaf4ff 100%);
  background-size: 76px 76px, 76px 76px, auto, auto, auto;
}

.hero::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 260px;
  background:
    linear-gradient(rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0.72) 58%, rgba(255, 255, 255, 0.95) 100%),
    linear-gradient(115deg, transparent 0 46%, rgba(20, 92, 255, 0.15) 46.2% 46.6%, transparent 46.8%),
    linear-gradient(64deg, transparent 0 56%, rgba(20, 92, 255, 0.12) 56.2% 56.6%, transparent 56.8%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(520px, 0.86fr) minmax(720px, 1.14fr);
  gap: clamp(44px, 4.6vw, 84px);
  align-items: center;
  width: min(1514px, calc(100% - 156px));
  margin: 0 auto;
}

.hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 520px;
  padding-top: 18px;
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.16em;
}

.hero .eyebrow {
  margin-bottom: 18px;
  font-size: 15px;
  letter-spacing: 0.18em;
}

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

h1 {
  max-width: min(760px, 100%);
  margin-bottom: 22px;
  color: #071735;
  font-size: clamp(48px, 4.6vw, 72px);
  line-height: 1.12;
  font-weight: 900;
  word-break: keep-all;
  overflow-wrap: normal;
}

.hero-title-main,
.hero-title-accent {
  display: block;
}

.hero-title-main {
  white-space: nowrap;
}

.hero-title-accent {
  position: relative;
  isolation: isolate;
  width: fit-content;
  max-width: 100%;
  color: var(--blue);
}

.hero-title-accent::after {
  content: "";
  position: absolute;
  left: 4px;
  right: 4px;
  bottom: 3px;
  z-index: -1;
  height: 16px;
  background: linear-gradient(90deg, rgba(25, 200, 255, 0.28), rgba(20, 92, 255, 0.16));
  border-radius: 999px;
}

.hero-kicker {
  display: inline-flex;
  gap: 10px;
  align-items: center;
  width: fit-content;
  margin-bottom: 20px;
  padding: 9px 14px;
  color: #145cff;
  font-size: 16px;
  line-height: 1.45;
  font-weight: 900;
  background: rgba(255, 255, 255, 0.66);
  border: 1px solid rgba(123, 164, 239, 0.42);
  border-radius: 8px;
  box-shadow: 0 12px 30px rgba(31, 58, 112, 0.06);
  backdrop-filter: blur(12px);
}

.hero-kicker span,
.hero-kicker strong {
  display: inline-flex;
  align-items: center;
  padding: 0;
  white-space: nowrap;
}

.hero-kicker span::after {
  content: "";
  width: 4px;
  height: 4px;
  margin-left: 10px;
  background: rgba(20, 92, 255, 0.42);
  border-radius: 50%;
}

.hero-kicker strong {
  color: #071735;
}

.hero-lede {
  max-width: 640px;
  margin-bottom: 22px;
  color: #475467;
  font-size: 18px;
  line-height: 1.8;
}

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 30px;
}

.hero-points span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 14px;
  color: #0b3db8;
  font-size: 14px;
  font-weight: 900;
  background: rgba(231, 240, 255, 0.72);
  border: 1px solid rgba(20, 92, 255, 0.22);
  border-radius: 8px;
}

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

.hero svg {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.primary-btn {
  color: #ffffff;
  background: linear-gradient(135deg, #145cff, #0967ff);
  box-shadow: 0 18px 44px rgba(20, 92, 255, 0.26);
}

.secondary-btn {
  color: #1d2939;
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid rgba(123, 164, 239, 0.48);
  box-shadow: 0 14px 36px rgba(31, 58, 112, 0.07);
}

.hero-panel {
  position: relative;
  overflow: hidden;
  min-height: 500px;
  background: rgba(255, 255, 255, 0.46);
  border: 1px solid rgba(255, 255, 255, 0.92);
  border-radius: 14px;
  box-shadow:
    0 26px 80px rgba(31, 58, 112, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(18px);
}

.hero-core {
  position: relative;
  min-height: 500px;
  overflow: hidden;
  background:
    linear-gradient(rgba(20, 92, 255, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20, 92, 255, 0.055) 1px, transparent 1px),
    linear-gradient(180deg, rgba(255, 255, 255, 0.72), rgba(237, 246, 255, 0.86));
  background-size: 26px 26px, 26px 26px, auto;
}

.core-grid-bg {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    radial-gradient(circle at 43% 44%, rgba(20, 92, 255, 0.1), transparent 28%),
    linear-gradient(90deg, transparent 0 42.8%, rgba(20, 92, 255, 0.18) 42.9% 43.1%, transparent 43.2%);
  pointer-events: none;
}

.core-orbit {
  position: absolute;
  left: 43%;
  top: 44%;
  border: 1px dashed rgba(20, 92, 255, 0.24);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.orbit-one {
  width: 216px;
  height: 216px;
}

.orbit-two {
  width: 336px;
  height: 336px;
}

.hero .connection-layer {
  position: absolute;
  inset: 0;
  z-index: 3;
  width: 100%;
  height: 100%;
  overflow: visible;
  pointer-events: none;
}

.hero .connection-lines path {
  fill: none;
  stroke: rgba(20, 92, 255, 0.24);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
  vector-effect: non-scaling-stroke;
}

.hero .connection-dots circle {
  fill: var(--blue);
  stroke: rgba(255, 255, 255, 0.94);
  stroke-width: 3;
  filter: drop-shadow(0 0 6px rgba(20, 92, 255, 0.28));
  vector-effect: non-scaling-stroke;
}

.hero .connection-pulses circle {
  fill: #ffffff;
  stroke: rgba(20, 92, 255, 0.4);
  stroke-width: 1.5;
  filter:
    drop-shadow(0 0 4px rgba(255, 255, 255, 0.95))
    drop-shadow(0 0 10px rgba(20, 92, 255, 0.48));
  vector-effect: non-scaling-stroke;
}

.center-chip {
  position: absolute;
  --chip-base-transform: translate(-50%, -50%);
  left: 43%;
  top: 44%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 158px;
  height: 158px;
  text-align: center;
  color: #ffffff;
  background:
    radial-gradient(circle at 34% 24%, rgba(255, 255, 255, 0.86), rgba(255, 255, 255, 0.08) 25%, transparent 36%),
    linear-gradient(145deg, #74a6ff 0%, #145cff 48%, #0b36b8 100%);
  border-radius: 50%;
  border: 8px solid rgba(255, 255, 255, 0.5);
  box-shadow:
    0 0 0 7px rgba(20, 92, 255, 0.12),
    0 24px 70px rgba(20, 92, 255, 0.32),
    inset 0 0 30px rgba(255, 255, 255, 0.26);
  transform: var(--chip-base-transform);
  z-index: 6;
  animation: chipBreath 3.8s ease-in-out infinite;
  cursor: default;
  transition: box-shadow 0.3s ease;
  will-change: transform, box-shadow;
}

.center-chip::before {
  content: "";
  position: absolute;
  inset: -16px;
  border-radius: inherit;
  background:
    conic-gradient(from 0deg, transparent 0 18%, rgba(255, 255, 255, 0.82) 24%, transparent 32% 58%, rgba(20, 92, 255, 0.5) 66%, transparent 76%),
    radial-gradient(circle, transparent 58%, rgba(255, 255, 255, 0.42) 59%, transparent 66%);
  opacity: 0;
  transform: rotate(0deg) scale(0.98);
  pointer-events: none;
  transition: opacity 0.28s ease;
}

.center-chip::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: conic-gradient(from 0deg, rgba(255, 255, 255, 0.22), transparent 18%, rgba(255, 255, 255, 0.08) 38%, transparent 62%, rgba(255, 255, 255, 0.24) 82%, rgba(255, 255, 255, 0.22));
  mix-blend-mode: screen;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.28s ease;
}

.center-chip:hover::before {
  opacity: 0.64;
  animation: chipHaloSpin 5.2s linear infinite;
}

.center-chip:hover::after {
  opacity: 1;
  animation: chipSurfaceSpin 6.4s linear infinite;
}

.center-chip span {
  position: relative;
  z-index: 1;
  display: block;
  font-size: 30px;
  font-weight: 900;
}

.center-chip strong {
  position: relative;
  z-index: 1;
  display: block;
  margin-top: 8px;
  font-size: 16px;
}

@keyframes chipBreath {
  0%, 100% {
    transform: var(--chip-base-transform) scale(1);
  }

  50% {
    transform: var(--chip-base-transform) scale(1.025);
  }
}

@keyframes chipHaloSpin {
  0% {
    transform: rotate(0deg) scale(0.98);
  }

  50% {
    opacity: 0.78;
  }

  100% {
    transform: rotate(360deg) scale(0.98);
  }
}

@keyframes chipSurfaceSpin {
  to {
    transform: rotate(360deg);
  }
}

.cap-column {
  position: absolute;
  z-index: 5;
  display: grid;
  gap: 14px;
}

.cap-column-left {
  left: 36px;
  top: 36px;
  width: 170px;
}

.cap-column-right {
  right: 28px;
  top: 34px;
  width: 292px;
  gap: 14px;
}

.flow-card,
.task-card {
  position: relative;
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(139, 176, 238, 0.46);
  border-radius: 8px;
  box-shadow: 0 16px 40px rgba(31, 58, 112, 0.1);
  backdrop-filter: blur(12px);
}

.flow-card {
  display: flex;
  align-items: center;
  gap: 14px;
  min-height: 62px;
  padding: 13px 18px;
}

.flow-card svg,
.task-title svg {
  flex: 0 0 auto;
  color: var(--blue);
}

.flow-card b,
.task-title b {
  color: #0b1b3d;
  font-size: 15px;
  font-weight: 900;
}

.task-card {
  padding: 14px;
}

.task-title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.task-card p {
  margin: 0 0 10px;
  padding: 8px 10px;
  color: #667085;
  font-size: 12px;
  line-height: 1.45;
  background: rgba(239, 246, 255, 0.8);
  border: 1px solid rgba(123, 164, 239, 0.36);
  border-radius: 8px;
}

.task-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.task-tags span {
  padding: 5px 8px;
  color: #4f6b99;
  font-size: 11px;
  font-weight: 800;
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid rgba(123, 164, 239, 0.28);
  border-radius: 6px;
}

.hero-trust-strip {
  position: relative;
  z-index: 3;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  width: min(1514px, calc(100% - 156px));
  margin: clamp(14px, 2vh, 22px) auto 0;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(255, 255, 255, 0.96);
  border-radius: 12px;
  box-shadow: 0 20px 60px rgba(31, 58, 112, 0.1);
  backdrop-filter: blur(16px);
}

.hero-trust-strip article {
  display: flex;
  align-items: center;
  gap: 18px;
  min-height: 86px;
  padding: 18px 36px;
  border-right: 1px solid rgba(123, 164, 239, 0.34);
}

.hero-trust-strip article:last-child {
  border-right: 0;
}

.hero-trust-strip svg {
  flex: 0 0 auto;
  width: 40px;
  height: 40px;
  color: #0b1b3d;
}

.hero-trust-strip span,
.hero-trust-strip b,
.hero-trust-strip em {
  display: block;
}

.hero-trust-strip b {
  margin-bottom: 5px;
  color: #0b1b3d;
  font-size: 18px;
  font-weight: 900;
}

.hero-trust-strip em {
  color: #667085;
  font-size: 13px;
  font-style: normal;
}

.section {
  width: min(1514px, calc(100% - 156px));
  margin: 0 auto;
  padding: 64px 0;
}

.section-head,
.trust-copy,
.map-heading {
  max-width: 820px;
  margin-bottom: 34px;
}

.section-head h2,
.trust-copy h2,
.map-heading h2,
.delivery-copy h2,
.contact-inner h2,
.demo-copy h2 {
  margin-bottom: 0;
  font-size: clamp(28px, 2.8vw, 40px);
  line-height: 1.16;
  font-weight: 900;
  word-break: keep-all;
  overflow-wrap: normal;
}

.core-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

/* core-grid 仅作 stagger 触发器，自身不参与淡入 */
.js .core-grid.reveal {
  opacity: 1;
  transform: none;
  transition: none;
}

.core-card {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  min-height: 282px;
  padding: 28px;
  --mx: 50%;
  --my: 50%;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.78), rgba(255, 255, 255, 0.5));
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  backdrop-filter: blur(14px) saturate(140%);
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: 16px;
  box-shadow: 0 18px 60px rgba(31, 58, 112, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.7);
  transition: opacity 0.55s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.55s cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 0.5s ease, border-color 0.5s ease, background 0.5s ease;
}

/* 顶部渐变扫描线 */
.core-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--blue), var(--cyan));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
  z-index: 3;
}

/* 鼠标光晕跟随层 */
.core-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(340px circle at var(--mx) var(--my), rgba(20, 92, 255, 0.16), transparent 62%);
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
  z-index: 1;
}

.core-card:hover {
  transform: translateY(-10px);
  border-color: rgba(20, 92, 255, 0.5);
  box-shadow: 0 34px 90px rgba(20, 92, 255, 0.22), inset 0 1px 0 rgba(255, 255, 255, 0.8);
  transition-delay: 0s !important;
}

.core-card:hover::before {
  transform: scaleX(1);
}

.core-card:hover::after {
  opacity: 1;
}

/* 中间 featured：深色反色焦点卡 */
.core-card.featured {
  background: linear-gradient(160deg, #0b1f4d 0%, #145cff 112%);
  border-color: rgba(25, 200, 255, 0.42);
  box-shadow: 0 30px 80px rgba(20, 92, 255, 0.32), inset 0 1px 0 rgba(255, 255, 255, 0.14);
  color: #fff;
}

.core-card.featured::after {
  background: radial-gradient(340px circle at var(--mx) var(--my), rgba(25, 200, 255, 0.24), transparent 62%);
}

.core-card.featured::before {
  background: linear-gradient(90deg, var(--cyan), #ffffff);
}

.core-card.featured:hover {
  border-color: rgba(25, 200, 255, 0.7);
  box-shadow: 0 40px 100px rgba(20, 92, 255, 0.42), inset 0 1px 0 rgba(255, 255, 255, 0.22);
}

.card-watermark {
  position: absolute;
  top: -18px;
  right: 4px;
  font-size: 120px;
  font-weight: 900;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1.5px rgba(20, 92, 255, 0.14);
  letter-spacing: -0.04em;
  pointer-events: none;
  -webkit-user-select: none;
  user-select: none;
  z-index: 0;
  transition: -webkit-text-stroke-color 0.5s ease, transform 0.5s ease;
}

.core-card:hover .card-watermark {
  -webkit-text-stroke-color: rgba(20, 92, 255, 0.3);
  transform: scale(1.08);
}

.core-card.featured .card-watermark {
  -webkit-text-stroke-color: rgba(255, 255, 255, 0.16);
}

.core-card.featured:hover .card-watermark {
  -webkit-text-stroke-color: rgba(255, 255, 255, 0.34);
}

.card-top {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-icon {
  position: relative;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  color: #ffffff;
  background: linear-gradient(135deg, var(--blue), #0c9fff);
  border-radius: 14px;
  box-shadow: 0 12px 26px rgba(20, 92, 255, 0.28);
  transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 0.4s ease;
}

/* 图标流光环（hover 显现） */
.card-icon::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: conic-gradient(from 0deg, transparent 0%, rgba(255, 255, 255, 0.6) 12%, transparent 28%);
  animation: iconSpin 2.6s linear infinite;
  opacity: 0;
  transition: opacity 0.4s ease;
}

.core-card:hover .card-icon::before {
  opacity: 1;
}

@keyframes iconSpin {
  to { transform: rotate(360deg); }
}

.card-icon svg {
  position: relative;
  width: 26px;
  height: 26px;
}

.core-card:hover .card-icon {
  transform: scale(1.1) rotate(-4deg);
  box-shadow: 0 18px 38px rgba(20, 92, 255, 0.42);
}

.core-card.featured .card-icon {
  color: #0b1f4d;
  background: linear-gradient(135deg, #ffffff, var(--cyan));
  box-shadow: 0 14px 30px rgba(25, 200, 255, 0.42);
}

.core-card h3 {
  position: relative;
  z-index: 2;
  margin: 26px 0 12px;
  font-size: 24px;
}

.core-card.featured h3 {
  color: #fff;
}

.core-card p {
  position: relative;
  z-index: 2;
  color: #667085;
  font-size: 15px;
  line-height: 1.7;
}

.core-card.featured p {
  color: rgba(255, 255, 255, 0.8);
}

.example {
  position: relative;
  z-index: 2;
  margin-top: 22px;
  padding: 12px 14px;
  color: #175cd3;
  font-size: 14px;
  font-weight: 800;
  background: #eff6ff;
  border: 1px solid #cfe2ff;
  border-radius: 10px;
  transition: background 0.4s ease, border-color 0.4s ease, transform 0.4s ease;
}

.core-card:hover .example {
  background: #e3efff;
  border-color: var(--blue-2);
  transform: translateX(4px);
}

.core-card.featured .example {
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.28);
  color: #fff;
}

.core-card.featured:hover .example {
  background: rgba(255, 255, 255, 0.22);
  border-color: rgba(255, 255, 255, 0.42);
}

.scenarios-section {
  position: relative;
  padding-top: 42px;
}

.scenarios-layout {
  position: relative;
  display: grid;
  grid-template-columns: minmax(320px, 0.38fr) minmax(0, 1fr);
  gap: 28px;
  align-items: stretch;
}

.audience-panel {
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  padding: 26px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(123, 164, 239, 0.36);
  border-radius: 16px;
  box-shadow: 0 18px 58px rgba(31, 58, 112, 0.08);
  backdrop-filter: blur(14px);
  transition: opacity 0.55s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.55s cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 0.45s ease, border-color 0.45s ease;
}

.audience-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(20, 92, 255, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20, 92, 255, 0.055) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: radial-gradient(circle at 36% 16%, black, transparent 76%);
  pointer-events: none;
}

.panel-label {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-self: flex-start;
  margin-bottom: 20px;
  padding: 8px 12px;
  color: #145cff;
  font-size: 13px;
  font-weight: 900;
  background: rgba(20, 92, 255, 0.1);
  border: 1px solid rgba(20, 92, 255, 0.18);
  border-radius: 999px;
}

.audience-panel article {
  position: relative;
  z-index: 1;
  display: flex;
  flex: 1;
  flex-direction: column;
  justify-content: center;
  padding: 18px 0 18px 22px;
  border-top: 1px solid rgba(123, 164, 239, 0.28);
}

.audience-panel article:first-of-type {
  border-top: 0;
}

.audience-panel article::before {
  content: "";
  position: absolute;
  left: 0;
  top: 29px;
  width: 9px;
  height: 9px;
  background: var(--cyan);
  border: 3px solid #ffffff;
  border-radius: 50%;
  box-shadow: 0 0 0 5px rgba(25, 200, 255, 0.1);
}

.audience-panel b {
  display: block;
  margin-bottom: 8px;
  color: #071735;
  font-size: 18px;
  line-height: 1.45;
}

.audience-panel p {
  margin: 0;
  color: #667085;
  font-size: 14px;
  line-height: 1.75;
}

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

.scenario-card {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  min-height: 184px;
  padding: 24px;
  --mx: 50%;
  --my: 50%;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.84), rgba(255, 255, 255, 0.56));
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 16px;
  box-shadow: 0 18px 56px rgba(31, 58, 112, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.76);
  backdrop-filter: blur(14px) saturate(140%);
  transition: opacity 0.55s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.55s cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 0.5s ease, border-color 0.5s ease, background 0.5s ease;
}

.scenario-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--blue), var(--cyan));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
  z-index: 3;
}

.scenario-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(300px circle at var(--mx) var(--my), rgba(20, 92, 255, 0.15), transparent 62%);
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
  z-index: 1;
}

.scenario-card:hover {
  transform: translateY(-10px);
  border-color: rgba(20, 92, 255, 0.46);
  box-shadow: 0 34px 86px rgba(20, 92, 255, 0.18), inset 0 1px 0 rgba(255, 255, 255, 0.86);
  transition-delay: 0s !important;
}

.scenario-card:hover::before {
  transform: scaleX(1);
}

.scenario-card:hover::after {
  opacity: 1;
}

.scenario-card .card-watermark {
  top: -12px;
  right: 10px;
  font-size: 78px;
  -webkit-text-stroke-color: rgba(20, 92, 255, 0.1);
}

.scenario-card:hover .card-watermark {
  -webkit-text-stroke-color: rgba(20, 92, 255, 0.26);
  transform: scale(1.08);
}

.scenario-card svg {
  position: relative;
  z-index: 2;
  width: 34px;
  height: 34px;
  color: var(--blue);
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  filter: drop-shadow(0 10px 18px rgba(20, 92, 255, 0.16));
  transition: transform 0.4s ease, color 0.4s ease;
}

.scenario-card:hover svg {
  color: #0c9fff;
  transform: scale(1.12) rotate(-4deg);
}

.scenario-card h3 {
  position: relative;
  z-index: 2;
  margin: 22px 0 12px;
  color: #0b1b3d;
  font-size: 22px;
  line-height: 1.25;
  font-weight: 900;
}

.scenario-card p {
  position: relative;
  z-index: 2;
  margin: 0;
  color: #667085;
  font-size: 15px;
  line-height: 1.75;
}

.scenario-quote {
  grid-column: 1 / -1;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  gap: 18px;
  min-height: 88px;
  padding: 24px;
  color: #0b1b3d;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(123, 164, 239, 0.36);
  border-radius: 16px;
  box-shadow: 0 18px 56px rgba(31, 58, 112, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.74);
  backdrop-filter: blur(14px);
  transition: opacity 0.55s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.55s cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 0.45s ease;
}

.scenario-quote::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(110deg, transparent 0 36%, rgba(25, 200, 255, 0.16) 46%, transparent 58%);
  transform: translateX(-100%);
  animation: scenarioQuoteShine 5.8s ease-in-out infinite;
  pointer-events: none;
}

.scenario-quote svg {
  flex: 0 0 auto;
  position: relative;
  z-index: 1;
  width: 38px;
  height: 38px;
  color: var(--blue);
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  filter: drop-shadow(0 10px 18px rgba(20, 92, 255, 0.16));
}

.scenario-quote strong {
  position: relative;
  z-index: 1;
  font-size: clamp(19px, 1.55vw, 24px);
  line-height: 1.42;
}

.js .scenarios-layout.reveal {
  opacity: 1;
  transform: none;
  transition: none;
}

.js .scenarios-layout.reveal .audience-panel,
.js .scenarios-layout.reveal .scenario-card,
.js .scenarios-layout.reveal .scenario-quote {
  opacity: 0;
  transform: translateY(26px);
}

.js .scenarios-layout.is-visible .audience-panel,
.js .scenarios-layout.is-visible .scenario-card,
.js .scenarios-layout.is-visible .scenario-quote {
  opacity: 1;
  transform: none;
}

.js .scenarios-layout.is-visible .audience-panel { transition-delay: 0s; }
.js .scenarios-layout.is-visible .scenario-card:nth-child(1) { transition-delay: 0.08s; }
.js .scenarios-layout.is-visible .scenario-card:nth-child(2) { transition-delay: 0.14s; }
.js .scenarios-layout.is-visible .scenario-card:nth-child(3) { transition-delay: 0.2s; }
.js .scenarios-layout.is-visible .scenario-card:nth-child(4) { transition-delay: 0.26s; }
.js .scenarios-layout.is-visible .scenario-card:nth-child(5) { transition-delay: 0.32s; }
.js .scenarios-layout.is-visible .scenario-card:nth-child(6) { transition-delay: 0.38s; }
.js .scenarios-layout.is-visible .scenario-card:nth-child(7) { transition-delay: 0.44s; }
.js .scenarios-layout.is-visible .scenario-card:nth-child(8) { transition-delay: 0.5s; }
.js .scenarios-layout.is-visible .scenario-quote { transition-delay: 0.58s; }

@keyframes scenarioQuoteShine {
  0%, 48% {
    transform: translateX(-100%);
  }

  72%, 100% {
    transform: translateX(100%);
  }
}

.services-section {
  padding-top: 42px;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  position: relative;
  overflow: hidden;
  min-height: 420px;
  padding: 30px;
  background:
    radial-gradient(circle at 100% 0%, rgba(20, 92, 255, 0.1), transparent 32%),
    rgba(255, 255, 255, 0.84);
  border: 1px solid rgba(185, 204, 236, 0.62);
  border-radius: 16px;
  box-shadow: 0 20px 62px rgba(31, 58, 112, 0.1);
  transition: transform 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease;
}

.service-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 4px;
  background: linear-gradient(90deg, var(--blue), var(--cyan));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s ease;
}

.service-card:hover {
  transform: translateY(-8px);
  border-color: rgba(20, 92, 255, 0.44);
  box-shadow: 0 30px 82px rgba(20, 92, 255, 0.16);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-card-featured {
  color: #ffffff;
  background:
    radial-gradient(circle at 0% 0%, rgba(25, 200, 255, 0.2), transparent 38%),
    linear-gradient(160deg, #0a1a3f 0%, #145cff 120%);
  border-color: rgba(25, 200, 255, 0.36);
  box-shadow: 0 28px 84px rgba(20, 92, 255, 0.26);
}

.service-index {
  position: absolute;
  top: 18px;
  right: 22px;
  color: rgba(20, 92, 255, 0.16);
  font-size: 68px;
  line-height: 1;
  font-weight: 900;
  letter-spacing: -0.06em;
}

.service-card-featured .service-index {
  color: rgba(255, 255, 255, 0.16);
}

.service-icon {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 58px;
  height: 58px;
  margin-bottom: 24px;
  color: #ffffff;
  background: linear-gradient(135deg, var(--blue), #0c9fff);
  border-radius: 16px;
  box-shadow: 0 16px 34px rgba(20, 92, 255, 0.28);
}

.service-card-featured .service-icon {
  color: #0b1f4d;
  background: linear-gradient(135deg, #ffffff, var(--cyan));
}

.service-icon svg {
  width: 30px;
  height: 30px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.service-card h3 {
  position: relative;
  z-index: 1;
  margin: 0 0 14px;
  color: #0b1b3d;
  font-size: 25px;
  line-height: 1.3;
}

.service-card-featured h3 {
  color: #ffffff;
}

.service-card p {
  position: relative;
  z-index: 1;
  margin: 0 0 22px;
  color: #667085;
  font-size: 15px;
  line-height: 1.75;
}

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

.service-card ul {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.service-card li {
  position: relative;
  padding-left: 20px;
  color: #344054;
  font-size: 14px;
  line-height: 1.65;
}

.service-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 7px;
  height: 7px;
  background: var(--blue);
  border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(20, 92, 255, 0.1);
  transform: translateY(-50%);
}

.service-card-featured li {
  color: rgba(255, 255, 255, 0.86);
}

.service-card-featured li::before {
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(25, 200, 255, 0.16);
}

/* 交错入场 */
.js .core-card {
  opacity: 0;
  transform: translateY(26px);
}

.js .core-grid.is-visible .core-card {
  opacity: 1;
  transform: none;
}

.js .core-grid.is-visible .core-card:nth-child(1) { transition-delay: 0s; }
.js .core-grid.is-visible .core-card:nth-child(2) { transition-delay: 0.14s; }
.js .core-grid.is-visible .core-card:nth-child(3) { transition-delay: 0.28s; }

.demo-section {
  display: flex;
  flex-direction: column;
  gap: clamp(26px, 3vw, 38px);
}

.demo-copy {
  max-width: 980px;
}

.demo-copy h2 {
  margin-bottom: 16px;
}

.demo-copy p:not(.eyebrow) {
  margin-bottom: 0;
  color: #667085;
  font-size: 16px;
  line-height: 1.7;
}

/* 演示区：左播放器+信息 / 右纵向切换列表 */
.demo-stage {
  display: grid;
  grid-template-columns: minmax(0, 1.22fr) minmax(330px, 430px);
  gap: clamp(18px, 2.2vw, 32px);
  align-items: start;
  padding: 16px;
  background:
    radial-gradient(circle at 100% 0%, rgba(20, 92, 255, 0.1), transparent 36%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.78), rgba(244, 249, 255, 0.72));
  border: 1px solid rgba(185, 204, 236, 0.6);
  border-radius: 14px;
  box-shadow: 0 24px 72px rgba(31, 58, 112, 0.1);
}

.demo-main {
  min-width: 0;
}

.video-card {
  overflow: hidden;
  padding: 0;
  background: transparent;
  border: 0;
  border-radius: 14px;
  filter: drop-shadow(0 24px 46px rgba(31, 58, 112, 0.16));
}

.device-preview {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  width: 100%;
  aspect-ratio: 1532 / 1026;
}

.device-frame {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: block;
  width: 100%;
  height: auto;
  pointer-events: none;
  user-select: none;
}

.video-card video {
  position: absolute;
  left: 9.46%;
  top: 6.43%;
  z-index: 1;
  display: block;
  width: 81.3%;
  height: 70.36%;
  object-fit: cover;
  background: #eaf2ff;
  border-radius: 10px;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.16);
}

/* 右侧纵向切换列表 */
.demo-side {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.demo-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 0;
}

.demo-item {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: 104px minmax(0, 1fr);
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 12px;
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(123, 164, 239, 0.3);
  border-radius: 10px;
  box-shadow: 0 10px 30px rgba(31, 58, 112, 0.06);
  cursor: pointer;
  text-align: left;
  font: inherit;
  color: inherit;
  transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1),
    border-color 0.4s ease, box-shadow 0.4s ease;
}

/* 顶部扫描线（激活态显现，复用 core-card 语言） */
.demo-item::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--blue), var(--cyan));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.demo-item img {
  width: 104px;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 6px;
  flex-shrink: 0;
  background: #eaf2ff;
}

.demo-item-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.demo-item-text b {
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.04em;
}

.demo-item-text span {
  font-size: 14px;
  font-weight: 900;
  color: var(--ink);
  line-height: 1.3;
}

.demo-item-desc,
.demo-item-tags {
  grid-column: 1 / -1;
  max-height: 0;
  margin: 0;
  opacity: 0;
  overflow: hidden;
  transform: translateY(-4px);
  transition: max-height 0.35s ease, opacity 0.25s ease, transform 0.35s ease;
}

.demo-item-desc {
  color: #667085;
  font-size: 14px;
  line-height: 1.65;
}

.demo-item-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.demo-item-tags span {
  padding: 6px 10px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
  background: rgba(20, 92, 255, 0.08);
  border: 1px solid rgba(20, 92, 255, 0.18);
  border-radius: 999px;
}

.demo-item:hover {
  border-color: var(--blue-2);
  transform: translateY(-2px);
  box-shadow: 0 14px 36px rgba(20, 92, 255, 0.12);
}

.demo-item.is-active {
  border-color: var(--blue);
  box-shadow: 0 16px 40px rgba(20, 92, 255, 0.18);
}

.demo-item.is-active::before {
  transform: scaleX(1);
}

.demo-item.is-active .demo-item-desc,
.demo-item.is-active .demo-item-tags {
  max-height: 160px;
  opacity: 1;
  transform: none;
}

.demo-item.is-active .demo-item-desc {
  margin-top: 2px;
}

.demo-item:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 2px;
}

.trust-section {
  display: grid;
  grid-template-columns: minmax(340px, 0.62fr) minmax(0, 1.38fr);
  gap: clamp(22px, 3vw, 42px);
  align-items: stretch;
  scroll-margin-top: 112px;
  padding: 38px;
  background:
    linear-gradient(rgba(20, 92, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20, 92, 255, 0.045) 1px, transparent 1px),
    radial-gradient(circle at 0% 12%, rgba(25, 200, 255, 0.1), transparent 34%),
    radial-gradient(circle at 100% 86%, rgba(20, 92, 255, 0.12), transparent 36%),
    rgba(255, 255, 255, 0.74);
  background-size: 42px 42px, 42px 42px, auto, auto, auto;
  border: 1px solid rgba(185, 204, 236, 0.7);
  border-radius: 14px;
  box-shadow: 0 24px 72px rgba(31, 58, 112, 0.1);
}

/* 左侧标题区：动态盾牌 + 元信息 */
.trust-copy {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  max-width: 430px;
  margin-bottom: 0;
  padding: 6px 0;
}

.trust-lede {
  max-width: 390px;
  margin: 16px 0 0;
  color: #475467;
  font-size: 17px;
  line-height: 1.82;
  font-weight: 700;
}

.trust-shield {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 112px;
  height: 112px;
  margin: 24px 0 20px 6px;
}

.shield-ring,
.shield-ring--alt {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1.5px solid rgba(20, 92, 255, 0.28);
}

.shield-ring {
  animation: shieldPulse 3.2s ease-out infinite;
}

.shield-ring--alt {
  animation: shieldPulse 3.2s ease-out infinite;
  animation-delay: 1.6s;
}

@keyframes shieldPulse {
  0% { transform: scale(0.78); opacity: 0.7; }
  100% { transform: scale(1.32); opacity: 0; }
}

.shield-core {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 72px;
  height: 72px;
  color: #fff;
  background: linear-gradient(135deg, #145cff 0%, #0c9fff 100%);
  border-radius: 18px;
  box-shadow: 0 18px 40px rgba(20, 92, 255, 0.32),
    inset 0 1px 0 rgba(255, 255, 255, 0.4);
  animation: shieldFloat 4s ease-in-out infinite;
}

@keyframes shieldFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

.shield-core svg {
  width: 34px;
  height: 34px;
  filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.2));
}

.trust-meta {
  margin: 0 0 8px;
  padding: 9px 15px;
  display: inline-block;
  color: var(--blue);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.02em;
  background: rgba(231, 240, 255, 0.86);
  border: 1px solid rgba(20, 92, 255, 0.24);
  border-radius: 999px;
  box-shadow: 0 12px 28px rgba(20, 92, 255, 0.08);
}

/* 右侧深蓝控制台面板 */
.trust-panel {
  position: relative;
  overflow: hidden;
  padding: 22px;
  border-radius: 14px;
  background:
    radial-gradient(circle at 9% 4%, rgba(115, 226, 255, 0.22), transparent 28%),
    radial-gradient(circle at 92% 92%, rgba(20, 92, 255, 0.28), transparent 42%),
    linear-gradient(158deg, #0b2d57 0%, #132f82 56%, #1d57d6 118%);
  border: 1px solid rgba(25, 200, 255, 0.34);
  border-top: 3px solid #12d6ff;
  box-shadow: 0 28px 84px rgba(20, 92, 255, 0.26),
    inset 0 1px 0 rgba(255, 255, 255, 0.16);
  backdrop-filter: blur(14px) saturate(140%);
}

/* 面板内嵌网格 + 缓慢扫描线 */
.trust-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(142, 229, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(142, 229, 255, 0.08) 1px, transparent 1px);
  background-size: 34px 34px;
  -webkit-mask-image: radial-gradient(circle at 50% 40%, #000 0%, transparent 78%);
  mask-image: radial-gradient(circle at 50% 40%, #000 0%, transparent 78%);
  pointer-events: none;
}

.trust-panel::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 40%;
  background: linear-gradient(180deg, rgba(25, 200, 255, 0.16), transparent);
  -webkit-animation: scanline 5.5s ease-in-out infinite;
  animation: scanline 5.5s ease-in-out infinite;
  pointer-events: none;
}

@keyframes scanline {
  0% { transform: translateY(-60%); opacity: 0; }
  18% { opacity: 1; }
  82% { opacity: 1; }
  100% { transform: translateY(260%); opacity: 0; }
}

.trust-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

/* 玻璃光卡 */
.trust-item {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  min-height: 158px;
  padding: 22px;
  --mx: 50%;
  --my: 50%;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.13), rgba(255, 255, 255, 0.06));
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(142, 229, 255, 0.26);
  border-radius: 10px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.14);
  transition: opacity 0.55s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.45s cubic-bezier(0.22, 1, 0.36, 1),
    border-color 0.45s ease, box-shadow 0.45s ease;
}

/* 卡片流光描边（hover 显现） */
.trust-item::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(142, 229, 255, 0.82), transparent 50%, rgba(20, 92, 255, 0.78));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
}

/* 卡片鼠标光晕 */
.trust-item::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(260px circle at var(--mx) var(--my), rgba(25, 200, 255, 0.18), transparent 60%);
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
  z-index: 0;
}

.trust-item:hover {
  transform: translateY(-6px);
  border-color: rgba(142, 229, 255, 0.56);
  box-shadow: 0 22px 54px rgba(5, 18, 55, 0.28), inset 0 1px 0 rgba(255, 255, 255, 0.2);
  transition-delay: 0s !important;
}

.trust-item:hover::before {
  opacity: 1;
}

.trust-item:hover::after {
  opacity: 1;
}

/* 发光徽章图标 */
.trust-icon {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  color: #0b2d57;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.94), rgba(80, 216, 255, 0.88));
  border: 1px solid rgba(142, 229, 255, 0.58);
  border-radius: 12px;
  box-shadow: 0 12px 28px rgba(25, 200, 255, 0.26), inset 0 1px 0 rgba(255, 255, 255, 0.46);
  animation: badgePulse 3.6s ease-in-out infinite;
  transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 0.4s ease, color 0.4s ease, background 0.4s ease;
}

@keyframes badgePulse {
  0%, 100% { box-shadow: 0 12px 28px rgba(25, 200, 255, 0.26), inset 0 1px 0 rgba(255, 255, 255, 0.46); }
  50% { box-shadow: 0 16px 36px rgba(25, 200, 255, 0.46), inset 0 1px 0 rgba(255, 255, 255, 0.58); }
}

.trust-icon svg {
  width: 24px;
  height: 24px;
  filter: drop-shadow(0 6px 14px rgba(12, 42, 104, 0.22));
}

.trust-item:hover .trust-icon {
  color: #0b2d57;
  background: linear-gradient(135deg, #ffffff, #8ee5ff);
  border-color: rgba(25, 200, 255, 0.7);
  transform: scale(1.1) rotate(-4deg);
  box-shadow: 0 12px 30px rgba(25, 200, 255, 0.5);
}

/* 右上角序号角标 */
.trust-num {
  position: absolute;
  top: 16px;
  right: 18px;
  z-index: 1;
  color: rgba(255, 255, 255, 0.22);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.04em;
  transition: color 0.4s ease;
}

.trust-item:hover .trust-num {
  color: rgba(255, 255, 255, 0.5);
}

.trust-item strong {
  position: relative;
  z-index: 1;
  display: block;
  margin: 28px 0 8px;
  color: #ffffff;
  font-size: 19px;
}

.trust-item p {
  position: relative;
  z-index: 1;
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.74);
  font-size: 14px;
  line-height: 1.6;
}

/* 交错入场 */
.js .trust-panel.reveal .trust-item {
  opacity: 0;
  transform: translateY(24px);
}

.js .trust-panel.is-visible .trust-item {
  opacity: 1;
  transform: none;
}

.js .trust-panel.is-visible .trust-item:nth-child(1) { transition-delay: 0s; }
.js .trust-panel.is-visible .trust-item:nth-child(2) { transition-delay: 0.06s; }
.js .trust-panel.is-visible .trust-item:nth-child(3) { transition-delay: 0.12s; }
.js .trust-panel.is-visible .trust-item:nth-child(4) { transition-delay: 0.18s; }

.map-section {
  margin-top: 28px;
  background:
    linear-gradient(rgba(20, 92, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20, 92, 255, 0.045) 1px, transparent 1px),
    linear-gradient(180deg, rgba(255, 255, 255, 0.28), #eef5ff);
  background-size: 72px 72px, 72px 72px, auto;
}

.map-inner {
  padding-top: 64px;
  padding-bottom: 64px;
}

.map-frame {
  position: relative;
  overflow: hidden;
  padding: 16px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.9), rgba(239, 246, 255, 0.72));
  border: 1px solid rgba(123, 164, 239, 0.34);
  border-radius: 16px;
  box-shadow: 0 28px 86px rgba(31, 58, 112, 0.12);
}

.map-frame img {
  width: 100%;
  border-radius: 10px;
}

.delivery-section {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(520px, 0.96fr) minmax(520px, 1fr);
  gap: 42px;
  align-items: stretch;
  margin-top: 24px;
  padding: 46px;
  background:
    radial-gradient(circle at 84% 12%, rgba(25, 200, 255, 0.13), transparent 30%),
    radial-gradient(circle at 14% 18%, rgba(20, 92, 255, 0.09), transparent 34%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.84), rgba(244, 249, 255, 0.74));
  border: 1px solid rgba(185, 204, 236, 0.62);
  border-radius: 16px;
  box-shadow: 0 24px 72px rgba(31, 58, 112, 0.1);
}

.delivery-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(20, 92, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20, 92, 255, 0.04) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: linear-gradient(90deg, black, transparent 72%);
  pointer-events: none;
}

.delivery-copy,
.hardware-card {
  position: relative;
  z-index: 1;
}

.delivery-copy h2 {
  max-width: 680px;
  margin-bottom: 16px;
}

.delivery-lede {
  max-width: 660px;
  margin-bottom: 24px;
  color: #475467;
  font-size: 17px;
  line-height: 1.8;
}

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

.delivery-highlights article {
  position: relative;
  overflow: hidden;
  min-height: 138px;
  padding: 18px;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(123, 164, 239, 0.32);
  border-radius: 12px;
  box-shadow: 0 16px 46px rgba(31, 58, 112, 0.08);
  backdrop-filter: blur(12px);
  transition: transform 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease;
}

.delivery-highlights article::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 3px;
  background: linear-gradient(90deg, var(--blue), var(--cyan));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s ease;
}

.delivery-highlights article:hover {
  transform: translateY(-5px);
  border-color: rgba(20, 92, 255, 0.42);
  box-shadow: 0 24px 62px rgba(20, 92, 255, 0.14);
}

.delivery-highlights article:hover::before {
  transform: scaleX(1);
}

.delivery-highlights span {
  display: inline-flex;
  margin-bottom: 14px;
  color: rgba(20, 92, 255, 0.58);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.12em;
}

.delivery-highlights b {
  display: block;
  margin-bottom: 8px;
  color: #071735;
  font-size: 18px;
  line-height: 1.35;
}

.delivery-highlights p {
  margin-bottom: 0;
  color: #667085;
  font-size: 14px;
  line-height: 1.65;
}

.hardware-card {
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 22px;
  background:
    radial-gradient(circle at 50% 16%, rgba(25, 200, 255, 0.1), transparent 34%),
    #ffffff;
  border: 1px solid rgba(123, 164, 239, 0.32);
  border-radius: 16px;
  box-shadow: 0 26px 78px rgba(31, 58, 112, 0.13);
}

.hardware-label {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
  margin-bottom: 18px;
}

.hardware-label span {
  color: #071735;
  font-size: 22px;
  font-weight: 900;
}

.hardware-label b {
  padding: 8px 11px;
  color: #0b3db8;
  font-size: 12px;
  background: rgba(231, 240, 255, 0.86);
  border: 1px solid rgba(20, 92, 255, 0.18);
  border-radius: 999px;
}

.hardware-card img {
  width: 100%;
  margin: auto 0;
  border-radius: 10px;
}

.hardware-specs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-top: 18px;
}

.hardware-specs span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  padding: 0 10px;
  color: #475467;
  font-size: 13px;
  font-weight: 800;
  text-align: center;
  background: #f5f9ff;
  border: 1px solid rgba(123, 164, 239, 0.26);
  border-radius: 8px;
}

.history-section {
  position: relative;
  overflow: hidden;
  margin-top: 32px;
  padding: 58px 0 62px;
  color: var(--ink);
  background:
    radial-gradient(circle at 14% 8%, rgba(25, 200, 255, 0.16), transparent 30%),
    radial-gradient(circle at 88% 18%, rgba(20, 92, 255, 0.12), transparent 32%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.7), #eef6ff 54%, #f8fbff 100%);
}

.history-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(20, 92, 255, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20, 92, 255, 0.055) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(180deg, transparent, black 14%, black 82%, transparent);
  pointer-events: none;
}

.history-section::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(123, 164, 239, 0.72), transparent);
}

.history-inner {
  position: relative;
  z-index: 1;
  width: min(1514px, calc(100% - 156px));
  margin: 0 auto;
}

.history-head {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(420px, 0.62fr);
  grid-template-areas:
    "eyebrow note"
    "title note";
  gap: 12px 56px;
  align-items: center;
  margin-bottom: 40px;
}

.history-head .eyebrow {
  grid-area: eyebrow;
  margin-bottom: 0;
  color: var(--blue);
}

.history-head h2 {
  grid-area: title;
  margin-bottom: 0;
  color: #071735;
  font-size: clamp(34px, 3vw, 46px);
  line-height: 1.14;
  font-weight: 900;
  max-width: 820px;
}

.history-head p:not(.eyebrow) {
  grid-area: note;
  position: relative;
  margin-bottom: 0;
  padding: 20px 22px;
  color: #475467;
  font-size: 16px;
  line-height: 1.75;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(123, 164, 239, 0.36);
  border-radius: 14px;
  box-shadow: 0 18px 58px rgba(31, 58, 112, 0.09);
  backdrop-filter: blur(14px);
}

.history-timeline {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  padding-top: 34px;
}

.history-timeline::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 11px;
  height: 3px;
  background:
    linear-gradient(90deg, rgba(20, 92, 255, 0), rgba(20, 92, 255, 0.28), rgba(25, 200, 255, 0.72), rgba(20, 92, 255, 0.28), rgba(20, 92, 255, 0)),
    linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.9), transparent);
  background-size: 100% 100%, 220px 100%;
  background-position: 0 0, -220px 0;
  border-radius: 999px;
  box-shadow: 0 0 22px rgba(25, 200, 255, 0.28);
  animation: historyLineFlow 4.8s linear infinite;
}

.history-timeline::after {
  content: "";
  position: absolute;
  left: -10%;
  top: 6px;
  width: 72px;
  height: 13px;
  background: radial-gradient(circle, rgba(25, 200, 255, 0.95), rgba(25, 200, 255, 0.18) 42%, transparent 70%);
  filter: blur(1px);
  animation: historyComet 6.2s ease-in-out infinite;
  pointer-events: none;
}

.history-item {
  position: relative;
  min-height: 154px;
  padding: 24px 22px 22px;
  overflow: visible;
  isolation: isolate;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.9), rgba(244, 249, 255, 0.74));
  border: 1px solid rgba(123, 164, 239, 0.34);
  border-radius: 14px;
  box-shadow:
    0 24px 70px rgba(31, 58, 112, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(14px);
  transition: opacity 0.55s ease, transform 0.55s ease, border-color 0.4s ease, box-shadow 0.4s ease;
  animation: historyCardFloat 5.6s ease-in-out infinite;
}

.history-item:nth-child(2) {
  animation-delay: 0.35s;
}

.history-item:nth-child(3) {
  animation-delay: 0.7s;
}

.history-item:nth-child(4) {
  animation-delay: 1.05s;
}

.history-item::before {
  content: "";
  position: absolute;
  top: -38px;
  left: 24px;
  width: 17px;
  height: 17px;
  background: var(--cyan);
  border: 5px solid #ffffff;
  border-radius: 50%;
  box-shadow:
    0 0 0 7px rgba(25, 200, 255, 0.14),
    0 0 24px rgba(25, 200, 255, 0.62);
  animation: historyDotPulse 2.8s ease-in-out infinite;
}

.history-item::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(circle at 18% 0%, rgba(25, 200, 255, 0.12), transparent 36%),
    linear-gradient(120deg, transparent 0 38%, rgba(255, 255, 255, 0.52) 48%, transparent 58%);
  background-size: auto, 260% 100%;
  background-position: 0 0, 180% 0;
  border-radius: inherit;
  opacity: 0.76;
  animation: historyCardShine 7s ease-in-out infinite;
}

.history-item:hover {
  transform: translateY(-8px);
  border-color: rgba(25, 200, 255, 0.54);
  box-shadow:
    0 30px 82px rgba(31, 58, 112, 0.16),
    0 0 34px rgba(25, 200, 255, 0.16),
    inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

.history-index {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  margin-bottom: 22px;
  color: rgba(20, 92, 255, 0.52);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.18em;
}

.history-item time {
  display: block;
  margin-bottom: 13px;
  color: var(--blue);
  font-size: clamp(22px, 2vw, 30px);
  line-height: 1.1;
  font-weight: 900;
}

.history-item h3 {
  margin-bottom: 0;
  color: #0b1b3d;
  font-size: 17px;
  line-height: 1.55;
  font-weight: 800;
}

.js .history-timeline.reveal .history-item {
  opacity: 0;
  transform: translateY(24px);
  animation-play-state: paused;
}

.js .history-timeline.is-visible .history-item {
  opacity: 1;
  transform: none;
  animation-play-state: running;
}

.js .history-timeline.is-visible .history-item:nth-child(1) { transition-delay: 0s; }
.js .history-timeline.is-visible .history-item:nth-child(2) { transition-delay: 0.12s; }
.js .history-timeline.is-visible .history-item:nth-child(3) { transition-delay: 0.24s; }
.js .history-timeline.is-visible .history-item:nth-child(4) { transition-delay: 0.36s; }

@keyframes historyLineFlow {
  to {
    background-position: 0 0, 220px 0;
  }
}

@keyframes historyComet {
  0% {
    transform: translateX(0);
    opacity: 0;
  }

  14%, 80% {
    opacity: 1;
  }

  100% {
    transform: translateX(1700%);
    opacity: 0;
  }
}

@keyframes historyDotPulse {
  0%, 100% {
    box-shadow:
      0 0 0 7px rgba(25, 200, 255, 0.14),
      0 0 24px rgba(25, 200, 255, 0.62);
  }

  50% {
    box-shadow:
      0 0 0 11px rgba(25, 200, 255, 0.08),
      0 0 34px rgba(25, 200, 255, 0.86);
  }
}

@keyframes historyCardFloat {
  0%, 100% {
    translate: 0 0;
  }

  50% {
    translate: 0 -5px;
  }
}

@keyframes historyCardShine {
  0%, 48% {
    background-position: 0 0, 180% 0;
  }

  72%, 100% {
    background-position: 0 0, -80% 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .history-timeline::before,
  .history-timeline::after,
  .history-item,
  .history-item::before,
  .history-item::after {
    animation: none;
  }
}

.contact-section {
  width: 100%;
  margin: 0;
  padding: 52px 20px;
  color: var(--ink);
  background: transparent;
}

.contact-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 18px;
  max-width: 820px;
  margin: 0 auto;
}

.contact-inner h2 {
  margin: 0;
}

.contact-lede {
  margin: 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.7;
}

.site-footer {
  color: var(--muted);
  font-size: 14px;
  background: transparent;
  border-top: 1px solid var(--line);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  width: min(1280px, calc(100% - 36px));
  margin: 0 auto;
  padding: 56px 0 40px;
}

.footer-col strong {
  display: block;
  margin-bottom: 16px;
  color: var(--ink);
  font-size: 15px;
  font-weight: 900;
}

.footer-col p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.footer-col a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
}

.footer-col a:hover {
  color: var(--blue);
}

.mail-icon {
  color: var(--blue);
}

.footer-bottom {
  padding: 22px 20px 30px;
  color: #98a2b3;
  font-size: 13px;
  text-align: center;
  border-top: 1px solid var(--line);
}

.reveal {
  opacity: 1;
  transform: none;
}

.js .reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

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

@media (max-width: 1420px) {
  .site-header,
  .hero-inner,
  .hero-trust-strip,
  .history-inner,
  .section {
    width: min(1280px, calc(100% - 36px));
  }

  .hero-inner {
    grid-template-columns: minmax(440px, 0.82fr) minmax(660px, 1.18fr);
    gap: 38px;
  }

  h1 {
    font-size: clamp(50px, 4.7vw, 64px);
  }

  .hero-title-main {
    white-space: normal;
  }

  .hero-panel {
    min-height: auto;
  }

  .hero-core {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.12fr);
    gap: 18px 22px;
    min-height: auto;
    padding: 24px;
    overflow: visible;
  }

  .core-grid-bg {
    background:
      radial-gradient(circle at 50% 18%, rgba(20, 92, 255, 0.12), transparent 30%),
      linear-gradient(90deg, transparent 0 49.8%, rgba(20, 92, 255, 0.12) 49.9% 50.1%, transparent 50.2%);
  }

  .core-orbit {
    display: none;
  }

  .connection-layer {
    display: none;
  }

  .flow-card::before,
  .flow-card::after,
  .task-card::before,
  .task-card::after {
    display: none;
  }

  .center-chip {
    position: relative;
    --chip-base-transform: translate(0, 0);
    left: auto;
    top: auto;
    grid-column: 1 / -1;
    justify-self: center;
    width: 142px;
    height: 142px;
    transform: none;
  }

  .center-chip span {
    font-size: 28px;
  }

  .cap-column,
  .cap-column-left,
  .cap-column-right {
    position: relative;
    left: auto;
    right: auto;
    top: auto;
    bottom: auto;
    width: 100%;
  }

  .cap-column-left {
    grid-template-columns: 1fr;
  }

  .cap-column-right {
    align-content: start;
  }
}

@media (max-width: 1220px) {
  .hero-inner {
    grid-template-columns: minmax(470px, 0.86fr) minmax(560px, 1.14fr);
    gap: 34px;
  }

  h1 {
    font-size: clamp(46px, 4.4vw, 58px);
  }

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

  .flow-card {
    gap: 10px;
    min-height: 58px;
    padding: 12px 14px;
  }

  .task-card {
    padding: 12px;
  }

  .task-tags span {
    font-size: 10px;
  }

  .hero-trust-strip article {
    padding: 18px 24px;
  }

  .section-head h2,
  .trust-copy h2,
  .map-heading h2,
  .delivery-copy h2,
  .contact-inner h2,
  .demo-copy h2 {
    font-size: clamp(27px, 2.6vw, 36px);
  }
}

@media (max-width: 1040px) {
  .nav-links {
    display: none;
  }

  .hero-inner,
  .trust-section,
  .delivery-section,
  .demo-stage {
    grid-template-columns: 1fr;
  }

  .hero-copy {
    align-self: auto;
    min-height: auto;
    max-width: 720px;
  }

  .hero-panel {
    width: 100%;
    max-width: 860px;
    margin: 0 auto;
  }

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

  .hero-trust-strip article:nth-child(2) {
    border-right: 0;
  }

  .hero-trust-strip article:nth-child(-n + 2) {
    border-bottom: 1px solid rgba(123, 164, 239, 0.34);
  }

  .core-grid {
    grid-template-columns: 1fr;
  }

  .scenarios-layout {
    grid-template-columns: 1fr;
  }

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

  .services-grid {
    grid-template-columns: 1fr;
  }

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

  .demo-copy {
    max-width: 680px;
  }

  .trust-section,
  .delivery-section {
    padding: 30px;
  }

  .delivery-section {
    gap: 28px;
  }

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

  .history-head {
    grid-template-columns: 1fr;
    grid-template-areas:
      "eyebrow"
      "title"
      "note";
    gap: 14px;
    margin-bottom: 36px;
  }

  .history-head p:not(.eyebrow) {
    max-width: 720px;
  }

  .history-timeline {
    grid-template-columns: repeat(2, 1fr);
    gap: 38px 22px;
  }

  .history-timeline::before {
    display: none;
  }

  .history-timeline::after {
    display: none;
  }

  .history-item::before {
    top: -28px;
  }
}

@media (max-width: 720px) {
  .site-header {
    grid-template-columns: 1fr auto;
    width: calc(100% - 24px);
    top: 12px;
    padding: 10px 10px 10px 14px;
  }

  .brand-logo {
    height: 36px;
  }

  .hero-trust-strip em {
    display: none;
  }

  .nav-cta {
    display: none;
    margin-left: 0;
    min-height: 36px;
    padding: 0 12px;
    font-size: 12px;
  }

  .hero {
    display: block;
    min-height: auto;
    padding-top: 104px;
  }

  .hero-inner,
  .hero-trust-strip,
  .history-inner,
  .section {
    width: calc(100% - 28px);
  }

  .hero-inner {
    gap: 28px;
    margin-bottom: 0;
  }

  .hero-trust-strip {
    margin-top: 28px;
  }

  h1 {
    font-size: 38px;
    line-height: 1.16;
  }

  .hero-title-main {
    white-space: normal;
  }

  .hero-kicker {
    gap: 8px;
    padding: 8px 10px;
    font-size: 14px;
  }

  .hero-lede {
    font-size: 15px;
  }

  .hero-points {
    gap: 8px;
    margin-bottom: 26px;
  }

  .hero-points span {
    min-height: 32px;
    padding: 0 11px;
    font-size: 13px;
  }

  .hero-copy {
    padding: 0;
  }

  .hero-panel {
    min-height: auto;
    border-radius: 10px;
  }

  .hero-core {
    display: grid;
    grid-template-columns: 1fr;
    gap: 14px;
    min-height: auto;
    padding: 20px;
  }

  .core-grid-bg,
  .core-orbit {
    display: none;
  }

  .center-chip {
    position: relative;
    --chip-base-transform: translate(0, 0);
    left: auto;
    top: auto;
    width: 132px;
    height: 132px;
    margin: 0 auto 4px;
    transform: none;
  }

  .cap-column,
  .cap-column-left,
  .cap-column-right {
    position: relative;
    left: auto;
    right: auto;
    top: auto;
    bottom: auto;
    width: 100%;
  }

  .cap-column-left {
    grid-template-columns: 1fr;
  }

  .hero-trust-strip,
  .trust-grid,
  .scenario-grid {
    grid-template-columns: 1fr;
  }

  .hero-trust-strip article,
  .hero-trust-strip article:nth-child(2) {
    min-height: 72px;
    padding: 16px 20px;
    border-right: 0;
    border-bottom: 1px solid rgba(123, 164, 239, 0.34);
  }

  .hero-trust-strip article:last-child {
    border-bottom: 0;
  }

  .hero-trust-strip svg {
    width: 34px;
    height: 34px;
  }

  .hero-trust-strip b {
    font-size: 16px;
  }

  .section {
    padding: 44px 0;
  }

  .history-section {
    margin-top: 34px;
    padding: 46px 0 52px;
  }

  .history-head {
    margin-bottom: 30px;
  }

  .history-head p:not(.eyebrow) {
    padding: 16px 18px;
    font-size: 15px;
  }

  .history-timeline {
    grid-template-columns: 1fr;
    gap: 16px;
    padding-top: 0;
    padding-left: 24px;
  }

  .history-timeline::before {
    display: block;
    left: 7px;
    right: auto;
    top: 12px;
    bottom: 12px;
    width: 2px;
    height: auto;
    background: linear-gradient(180deg, rgba(25, 200, 255, 0.86), rgba(20, 92, 255, 0.66), rgba(25, 200, 255, 0));
    background-size: 100% 100%;
    animation: none;
  }

  .history-item {
    min-height: auto;
    padding: 22px 20px;
  }

  .history-item::before {
    top: 24px;
    left: -25px;
    width: 13px;
    height: 13px;
    border-width: 3px;
  }

  .history-index {
    margin-bottom: 16px;
  }

  .history-item time {
    font-size: 24px;
  }

  .audience-panel,
  .scenario-card,
  .service-card {
    padding: 20px;
  }

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

  .scenario-quote {
    align-items: flex-start;
    padding: 18px 20px;
  }

  .demo-stage {
    grid-template-columns: 1fr;
    padding: 14px;
  }

  .demo-side {
    display: flex;
  }

  .demo-item img {
    width: 84px;
  }

  .section-head h2,
  .trust-copy h2,
  .map-heading h2,
  .delivery-copy h2,
  .contact-inner h2,
  .demo-copy h2 {
    font-size: 29px;
  }

  .contact-section {
    padding: 56px 20px;
  }

  .delivery-section {
    padding: 24px;
  }

  .delivery-lede {
    font-size: 15px;
  }

  .delivery-highlights {
    grid-template-columns: 1fr;
  }

  .delivery-highlights article {
    min-height: auto;
  }

  .hardware-label {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }

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

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 40px 0 32px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .center-chip,
  .center-chip::before,
  .center-chip::after,
  .scenario-quote::before {
    animation: none;
  }

  .hero .connection-pulses {
    display: none;
  }
}