@charset "UTF-8";

:root {
  --primary-k3m: #16285c;
  --primary-deep-k3m: #0d1a3d;
  --primary-soft-k3m: #e7ecf7;
  --accent-k3m: #f2a81d;
  --accent-deep-k3m: #d88d08;
  --accent-soft-k3m: #fdf3df;
  --bg-k3m: #f4f6fb;
  --surface-k3m: #ffffff;
  --text-k3m: #1b2334;
  --text-soft-k3m: #5b647a;
  --line-k3m: #e3e8f2;
  --radius-k3m: 14px;
  --radius-lg-k3m: 24px;
  --shadow-k3m: 0 18px 44px rgba(14, 26, 61, .10);
  --shadow-sm-k3m: 0 10px 26px rgba(14, 26, 61, .07);
  --gap-k3m: 30px;
  --shell-k3m: 1200px;
  --hero-h-k3m: 660px;
  --ease-k3m: cubic-bezier(.22, .68, .32, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg-k3m);
  color: var(--text-k3m);
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.85;
  overflow-x: hidden;
}

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

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

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

h1,
h2,
h3,
h4,
h5,
p {
  margin: 0;
}

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

.container {
  width: 100%;
  max-width: var(--shell-k3m);
  margin: 0 auto;
  padding: 0 24px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 30px;
  border: 1px solid transparent;
  border-radius: 999px;
  background: var(--accent-k3m);
  color: var(--primary-deep-k3m);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: .04em;
  cursor: pointer;
  transition: transform .3s var(--ease-k3m), box-shadow .3s var(--ease-k3m), background .3s var(--ease-k3m), color .3s var(--ease-k3m);
}

.btn:hover {
  transform: translateY(-3px);
  background: var(--accent-deep-k3m);
  color: #fff;
  box-shadow: 0 16px 30px rgba(242, 168, 29, .32);
}

.btn-k3m {
  background: var(--primary-k3m);
  color: #fff;
}

.btn-k3m:hover {
  background: var(--primary-deep-k3m);
  color: #fff;
  box-shadow: 0 16px 30px rgba(22, 40, 92, .32);
}

.btn-k3m-line {
  background: transparent;
  border-color: rgba(255, 255, 255, .55);
  color: #fff;
}

.btn-k3m-line:hover {
  background: #fff;
  border-color: #fff;
  color: var(--primary-k3m);
  box-shadow: 0 16px 30px rgba(0, 0, 0, .18);
}

.band-k3m {
  position: relative;
  padding: 96px 0;
  overflow: hidden;
}

.band-k3m-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 999px;
  background: var(--accent-soft-k3m);
  color: var(--accent-deep-k3m);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .12em;
}

.band-k3m-heading {
  margin-top: 18px;
  font-size: 34px;
  line-height: 1.35;
  font-weight: 800;
  color: var(--primary-k3m);
  letter-spacing: .01em;
}

.band-k3m-lead {
  margin-top: 16px;
  max-width: 720px;
  color: var(--text-soft-k3m);
  font-size: 16px;
}

.band-k3m-head {
  margin-bottom: 48px;
}

.band-k3m-head-center {
  text-align: center;
}

.band-k3m-head-center .band-k3m-lead {
  margin-left: auto;
  margin-right: auto;
}

.band-k3m-white {
  background: var(--surface-k3m);
}

.band-k3m-light {
  background: #f7f9fc;
}

.band-k3m-tint {
  background: #eef2f9;
}

.band-k3m-dark {
  background: var(--primary-deep-k3m);
  color: rgba(255, 255, 255, .82);
}

.band-k3m-dark .band-k3m-heading {
  color: #fff;
}

.band-k3m-dark .band-k3m-eyebrow {
  background: rgba(242, 168, 29, .16);
  color: var(--accent-k3m);
}

.band-k3m-dark .band-k3m-lead {
  color: rgba(255, 255, 255, .72);
}

/* ---------- 顶部导航 ---------- */
.masthead-k3m {
  position: sticky;
  top: 0;
  z-index: 120;
  background: rgba(13, 26, 61, .92);
  backdrop-filter: blur(14px);
  transition: background .3s var(--ease-k3m), box-shadow .3s var(--ease-k3m);
}

.masthead-k3m.is-stuck {
  background: var(--primary-deep-k3m);
  box-shadow: 0 12px 30px rgba(6, 14, 34, .28);
}

.masthead-k3m-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 78px;
}

.masthead-k3m-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.masthead-k3m-logo {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: rgba(255, 255, 255, .1);
  padding: 5px;
  flex: none;
}

.masthead-k3m-name {
  color: #fff;
  font-size: 16px;
  font-weight: 800;
  line-height: 1.25;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.masthead-k3m-name span {
  display: block;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .18em;
  color: var(--accent-k3m);
  text-transform: uppercase;
}

.masthead-k3m-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.masthead-k3m-nav a {
  position: relative;
  padding: 10px 16px;
  border-radius: 999px;
  color: rgba(255, 255, 255, .82);
  font-size: 15px;
  font-weight: 600;
  transition: color .25s var(--ease-k3m), background .25s var(--ease-k3m);
}

.masthead-k3m-nav a::after {
  content: "";
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 4px;
  height: 2px;
  border-radius: 2px;
  background: var(--accent-k3m);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .3s var(--ease-k3m);
}

.masthead-k3m-nav a:hover,
.masthead-k3m-nav a.is-active {
  color: #fff;
  background: rgba(255, 255, 255, .08);
}

.masthead-k3m-nav a:hover::after,
.masthead-k3m-nav a.is-active::after {
  transform: scaleX(1);
}

.masthead-k3m-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, .28);
  border-radius: 12px;
  background: transparent;
  color: #fff;
  font-size: 18px;
  cursor: pointer;
}

/* ---------- Hero 方案 B：双背景滚动切换 ---------- */
.hero-k3m {
  position: relative;
  min-height: var(--hero-h-k3m);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--primary-deep-k3m);
  padding: 120px 0 96px;
}

.hero-k3m-slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transform: scale(1.08);
  animation: herok3mRoll 24s var(--ease-k3m) infinite;
}

.hero-k3m-slide-one {
  background-image: url("/images/banner-01.png");
}

.hero-k3m-slide-two {
  background-image: url("/images/banner-02.png");
  animation-delay: 12s;
}

@keyframes herok3mRoll {
  0% {
    opacity: 0;
    transform: translate3d(0, -8%, 0) scale(1.12);
  }
  6% {
    opacity: 1;
  }
  42% {
    opacity: 1;
    transform: translate3d(0, 0, 0) scale(1.04);
  }
  50% {
    opacity: 0;
    transform: translate3d(0, 6%, 0) scale(1.12);
  }
  100% {
    opacity: 0;
  }
}

.hero-k3m-veil {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(9, 18, 44, .82) 0%, rgba(9, 18, 44, .64) 45%, rgba(9, 18, 44, .88) 100%);
}

.hero-k3m-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 880px;
  margin: 0 auto;
}

.hero-k3m-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 20px;
  border: 1px solid rgba(242, 168, 29, .5);
  border-radius: 999px;
  background: rgba(242, 168, 29, .14);
  color: var(--accent-k3m);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .16em;
}

.hero-k3m-title {
  margin-top: 26px;
  font-size: 52px;
  line-height: 1.22;
  font-weight: 800;
  color: #fff;
  text-shadow: 0 12px 30px rgba(0, 0, 0, .35);
}

.hero-k3m-title em {
  font-style: normal;
  color: var(--accent-k3m);
}

.hero-k3m-text {
  margin: 24px auto 0;
  max-width: 720px;
  color: rgba(255, 255, 255, .84);
  font-size: 17px;
}

.hero-k3m-actions {
  margin-top: 38px;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
}

.hero-k3m-badges {
  margin-top: 54px;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px 34px;
}

.hero-k3m-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: rgba(255, 255, 255, .78);
  font-size: 14px;
}

.hero-k3m-badge i {
  color: var(--accent-k3m);
}

.hero-k3m-scroll {
  position: absolute;
  left: 50%;
  bottom: 26px;
  transform: translateX(-50%);
  z-index: 3;
  color: rgba(255, 255, 255, .7);
  font-size: 12px;
  letter-spacing: .2em;
  text-align: center;
}

.hero-k3m-scroll span {
  display: block;
  width: 1px;
  height: 44px;
  margin: 8px auto 0;
  background: linear-gradient(180deg, var(--accent-k3m), transparent);
  animation: herok3mPulse 2.2s ease-in-out infinite;
}

@keyframes herok3mPulse {
  0%, 100% {
    opacity: .25;
    transform: scaleY(.55);
  }
  50% {
    opacity: 1;
    transform: scaleY(1);
  }
}

/* ---------- 关于我们 ---------- */
.story-k3m-grid {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 60px;
  align-items: center;
}

.story-k3m-media {
  position: relative;
}

.story-k3m-media img {
  width: 100%;
  border-radius: var(--radius-lg-k3m);
  box-shadow: var(--shadow-k3m);
}

.story-k3m-media::before {
  content: "";
  position: absolute;
  left: -22px;
  top: -22px;
  width: 140px;
  height: 140px;
  border: 3px solid var(--accent-k3m);
  border-radius: 32px;
  opacity: .5;
}

.story-k3m-media::after {
  content: "";
  position: absolute;
  right: -18px;
  bottom: -18px;
  width: 96px;
  height: 96px;
  background: var(--primary-soft-k3m);
  border-radius: 50%;
  z-index: -1;
}

.story-k3m-points {
  margin-top: 30px;
  display: grid;
  gap: 18px;
}

.story-k3m-point {
  display: flex;
  gap: 16px;
  padding: 20px 22px;
  background: var(--surface-k3m);
  border: 1px solid var(--line-k3m);
  border-radius: var(--radius-k3m);
  box-shadow: var(--shadow-sm-k3m);
  transition: transform .3s var(--ease-k3m), border-color .3s var(--ease-k3m);
}

.story-k3m-point:hover {
  transform: translateX(8px);
  border-color: rgba(242, 168, 29, .6);
}

.story-k3m-ico {
  flex: none;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-k3m);
  color: var(--accent-k3m);
  font-size: 19px;
}

.story-k3m-point h4 {
  font-size: 17px;
  color: var(--primary-k3m);
  font-weight: 700;
}

.story-k3m-point p {
  margin-top: 4px;
  font-size: 14px;
  color: var(--text-soft-k3m);
}

/* ---------- 服务 ---------- */
.expertise-k3m-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap-k3m);
}

.expertise-k3m-card {
  position: relative;
  padding: 34px 28px 30px;
  background: var(--surface-k3m);
  border: 1px solid var(--line-k3m);
  border-radius: var(--radius-lg-k3m);
  overflow: hidden;
  transition: transform .35s var(--ease-k3m), box-shadow .35s var(--ease-k3m), border-color .35s var(--ease-k3m);
}

.expertise-k3m-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-k3m);
  border-color: rgba(242, 168, 29, .55);
}

.expertise-k3m-num {
  position: absolute;
  right: 18px;
  top: 6px;
  font-size: 68px;
  font-weight: 800;
  color: var(--primary-soft-k3m);
  line-height: 1;
}

.expertise-k3m-icon {
  position: relative;
  width: 56px;
  height: 56px;
  border-radius: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-k3m);
  color: var(--accent-k3m);
  font-size: 22px;
  transition: background .35s var(--ease-k3m), transform .35s var(--ease-k3m);
}

.expertise-k3m-card:hover .expertise-k3m-icon {
  background: var(--accent-k3m);
  color: var(--primary-deep-k3m);
  transform: rotate(-6deg);
}

.expertise-k3m-name {
  position: relative;
  margin-top: 20px;
  font-size: 19px;
  font-weight: 700;
  color: var(--primary-k3m);
}

.expertise-k3m-text {
  position: relative;
  margin-top: 12px;
  font-size: 14px;
  color: var(--text-soft-k3m);
}

/* ---------- 优势 ---------- */
.edge-k3m-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.edge-k3m-card {
  padding: 28px 24px;
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: var(--radius-k3m);
  transition: transform .35s var(--ease-k3m), background .35s var(--ease-k3m), border-color .35s var(--ease-k3m);
}

.edge-k3m-card:hover {
  transform: translateY(-8px);
  background: rgba(255, 255, 255, .1);
  border-color: rgba(242, 168, 29, .5);
}

.edge-k3m-icon {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(242, 168, 29, .16);
  color: var(--accent-k3m);
  font-size: 20px;
}

.edge-k3m-name {
  margin-top: 18px;
  font-size: 17px;
  font-weight: 700;
  color: #fff;
}

.edge-k3m-text {
  margin-top: 10px;
  font-size: 14px;
  color: rgba(255, 255, 255, .7);
}

/* ---------- 案例 ---------- */
.showcase-k3m-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--gap-k3m);
}

.showcase-k3m-card {
  background: var(--surface-k3m);
  border: 1px solid var(--line-k3m);
  border-radius: var(--radius-k3m);
  overflow: hidden;
  transition: transform .35s var(--ease-k3m), box-shadow .35s var(--ease-k3m);
}

.showcase-k3m-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-k3m);
}

.showcase-k3m-thumb {
  width: 100%;
  height: 210px;
  object-fit: cover;
  border-radius: var(--radius-k3m) var(--radius-k3m) 0 0;
}

.showcase-k3m-body {
  padding: 22px 22px 26px;
}

.showcase-k3m-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 12.5px;
  color: var(--text-soft-k3m);
}

.showcase-k3m-meta i {
  color: var(--accent-deep-k3m);
}

.showcase-k3m-name {
  margin-top: 12px;
  font-size: 18px;
  font-weight: 700;
  color: var(--primary-k3m);
  line-height: 1.5;
}

.showcase-k3m-des {
  margin-top: 10px;
  font-size: 14px;
  color: var(--text-soft-k3m);
}

.showcase-k3m-link {
  margin-top: 18px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--accent-deep-k3m);
  font-size: 14px;
  font-weight: 700;
}

.showcase-k3m-link i {
  transition: transform .3s var(--ease-k3m);
}

.showcase-k3m-card:hover .showcase-k3m-link i {
  transform: translateX(6px);
}

/* ---------- 首页文章块 ---------- */
.updates-k3m-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap-k3m);
}

.updates-k3m-card {
  display: flex;
  flex-direction: column;
  background: var(--surface-k3m);
  border: 1px solid var(--line-k3m);
  border-radius: var(--radius-k3m);
  overflow: hidden;
  transition: transform .35s var(--ease-k3m), box-shadow .35s var(--ease-k3m);
}

.updates-k3m-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-k3m);
}

.updates-k3m-thumb {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.updates-k3m-body {
  padding: 22px 24px 28px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.updates-k3m-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 12.5px;
  color: var(--text-soft-k3m);
}

.updates-k3m-name {
  margin-top: 12px;
  font-size: 18px;
  font-weight: 700;
  color: var(--primary-k3m);
  line-height: 1.5;
}

.updates-k3m-des {
  margin-top: 10px;
  font-size: 14px;
  color: var(--text-soft-k3m);
  flex: 1;
}

/* ---------- 工作流程 ---------- */
.journey-k3m-track {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
  position: relative;
}

.journey-k3m-track::before {
  content: "";
  position: absolute;
  left: 6%;
  right: 6%;
  top: 34px;
  height: 2px;
  background: repeating-linear-gradient(90deg, rgba(242, 168, 29, .75) 0 10px, transparent 10px 20px);
}

.journey-k3m-step {
  position: relative;
  text-align: center;
}

.journey-k3m-num {
  width: 68px;
  height: 68px;
  margin: 0 auto;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface-k3m);
  border: 2px solid var(--accent-k3m);
  color: var(--primary-k3m);
  font-size: 20px;
  font-weight: 800;
  box-shadow: var(--shadow-sm-k3m);
  transition: transform .35s var(--ease-k3m), background .35s var(--ease-k3m), color .35s var(--ease-k3m);
}

.journey-k3m-step:hover .journey-k3m-num {
  transform: translateY(-8px) scale(1.05);
  background: var(--accent-k3m);
  color: var(--primary-deep-k3m);
}

.journey-k3m-name {
  margin-top: 20px;
  font-size: 17px;
  font-weight: 700;
  color: var(--primary-k3m);
}

.journey-k3m-text {
  margin-top: 8px;
  font-size: 14px;
  color: var(--text-soft-k3m);
}

/* ---------- 团队 ---------- */
.crew-k3m-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap-k3m);
}

.crew-k3m-card {
  background: var(--surface-k3m);
  border: 1px solid var(--line-k3m);
  border-radius: var(--radius-lg-k3m);
  padding: 32px 26px;
  text-align: center;
  transition: transform .35s var(--ease-k3m), box-shadow .35s var(--ease-k3m);
}

.crew-k3m-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-k3m);
}

.crew-k3m-photo {
  width: 116px;
  height: 116px;
  margin: 0 auto;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid var(--surface-k3m);
  box-shadow: 0 0 0 3px var(--accent-k3m);
}

.crew-k3m-name {
  margin-top: 20px;
  font-size: 19px;
  font-weight: 700;
  color: var(--primary-k3m);
}

.crew-k3m-role {
  margin-top: 6px;
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--accent-deep-k3m);
  font-weight: 600;
}

.crew-k3m-text {
  margin-top: 14px;
  font-size: 14px;
  color: var(--text-soft-k3m);
}

/* ---------- 评论 ---------- */
.voices-k3m-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--gap-k3m);
}

.voices-k3m-card {
  padding: 30px 26px;
  background: var(--surface-k3m);
  border: 1px solid var(--line-k3m);
  border-radius: var(--radius-lg-k3m);
  transition: transform .35s var(--ease-k3m), box-shadow .35s var(--ease-k3m);
}

.voices-k3m-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-k3m);
}

.voices-k3m-avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--accent-soft-k3m);
}

.voices-k3m-name {
  margin-top: 16px;
  font-size: 17px;
  font-weight: 700;
  color: var(--primary-k3m);
}

.voices-k3m-stars {
  margin-top: 6px;
  color: var(--accent-k3m);
  font-size: 13px;
  letter-spacing: .12em;
}

.voices-k3m-text {
  margin-top: 12px;
  font-size: 14px;
  color: var(--text-soft-k3m);
}

/* ---------- 问答 ---------- */
.queries-k3m-list {
  max-width: 900px;
  margin: 0 auto;
  display: grid;
  gap: 14px;
}

.queries-k3m-item {
  background: var(--surface-k3m);
  border: 1px solid var(--line-k3m);
  border-radius: var(--radius-k3m);
  overflow: hidden;
  transition: box-shadow .3s var(--ease-k3m);
}

.queries-k3m-item.is-open {
  box-shadow: var(--shadow-sm-k3m);
}

.queries-k3m-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 20px 24px;
  background: transparent;
  border: 0;
  text-align: left;
  font-size: 16px;
  font-weight: 700;
  color: var(--primary-k3m);
  cursor: pointer;
}

.queries-k3m-q i {
  color: var(--accent-deep-k3m);
  font-size: 15px;
  transition: transform .3s var(--ease-k3m);
}

.queries-k3m-item.is-open .queries-k3m-q i {
  transform: rotate(45deg);
}

.queries-k3m-a {
  max-height: 0;
  overflow: hidden;
  padding: 0 24px;
  font-size: 14.5px;
  color: var(--text-soft-k3m);
  transition: max-height .4s var(--ease-k3m), padding .4s var(--ease-k3m);
}

.queries-k3m-item.is-open .queries-k3m-a {
  max-height: 260px;
  padding: 0 24px 22px;
}

/* ---------- 合作伙伴 ---------- */
.allies-k3m-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 18px;
}

.allies-k3m-item {
  height: 96px;
  padding: 14px;
  background: var(--surface-k3m);
  border: 1px solid var(--line-k3m);
  border-radius: var(--radius-k3m);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform .3s var(--ease-k3m), box-shadow .3s var(--ease-k3m), border-color .3s var(--ease-k3m);
}

.allies-k3m-item:hover {
  transform: translateY(-8px);
  border-color: rgba(242, 168, 29, .6);
  box-shadow: var(--shadow-sm-k3m);
}

.allies-k3m-item img {
  max-height: 100%;
  width: auto;
  object-fit: contain;
  filter: grayscale(18%);
  transition: filter .3s var(--ease-k3m);
}

.allies-k3m-item:hover img {
  filter: none;
}

/* ---------- 荣誉 ---------- */
.laurels-k3m-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--gap-k3m);
}

.laurels-k3m-card {
  padding: 30px 26px;
  background: var(--surface-k3m);
  border: 1px solid var(--line-k3m);
  border-radius: var(--radius-lg-k3m);
  text-align: center;
  transition: transform .35s var(--ease-k3m), box-shadow .35s var(--ease-k3m);
}

.laurels-k3m-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-k3m);
}

.laurels-k3m-icon {
  width: 58px;
  height: 58px;
  margin: 0 auto;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-soft-k3m);
  color: var(--accent-deep-k3m);
  font-size: 22px;
}

.laurels-k3m-name {
  margin-top: 18px;
  font-size: 16.5px;
  font-weight: 700;
  color: var(--primary-k3m);
}

.laurels-k3m-num {
  margin-top: 8px;
  font-size: 34px;
  font-weight: 800;
  color: var(--accent-deep-k3m);
}

/* ---------- 联系我们 ---------- */
.reach-k3m-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 46px;
  align-items: start;
}

.reach-k3m-info {
  display: grid;
  gap: 18px;
}

.reach-k3m-item {
  display: flex;
  gap: 18px;
  padding: 22px 24px;
  background: var(--surface-k3m);
  border: 1px solid var(--line-k3m);
  border-radius: var(--radius-k3m);
}

.reach-k3m-ico {
  flex: none;
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-k3m);
  color: var(--accent-k3m);
  font-size: 19px;
}

.reach-k3m-item h4 {
  font-size: 16px;
  color: var(--primary-k3m);
  font-weight: 700;
}

.reach-k3m-item p {
  margin-top: 4px;
  font-size: 14px;
  color: var(--text-soft-k3m);
  word-break: break-all;
}

.reach-k3m-form {
  padding: 32px;
  background: var(--surface-k3m);
  border: 1px solid var(--line-k3m);
  border-radius: var(--radius-lg-k3m);
  box-shadow: var(--shadow-sm-k3m);
}

.reach-k3m-field {
  margin-bottom: 18px;
}

.reach-k3m-field label {
  display: block;
  margin-bottom: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary-k3m);
}

.reach-k3m-input,
.reach-k3m-textarea {
  width: 100%;
  padding: 13px 16px;
  border: 1px solid var(--line-k3m);
  border-radius: 12px;
  background: #fbfcfe;
  font-size: 15px;
  transition: border-color .25s var(--ease-k3m), box-shadow .25s var(--ease-k3m), background .25s var(--ease-k3m);
}

.reach-k3m-textarea {
  min-height: 130px;
  resize: vertical;
}

.reach-k3m-input:focus,
.reach-k3m-textarea:focus {
  outline: none;
  border-color: var(--accent-k3m);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(242, 168, 29, .16);
}

.reach-k3m-submit {
  width: 100%;
  margin-top: 6px;
}

/* ---------- CTA ---------- */
.cta-k3m {
  position: relative;
  padding: 88px 0;
  background: linear-gradient(135deg, var(--primary-k3m) 0%, var(--primary-deep-k3m) 100%);
  overflow: hidden;
}

.cta-k3m::after {
  content: "";
  position: absolute;
  right: -120px;
  top: -120px;
  width: 380px;
  height: 380px;
  border-radius: 50%;
  background: rgba(242, 168, 29, .16);
}

.cta-k3m::before {
  content: "";
  position: absolute;
  left: -80px;
  bottom: -140px;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, .12);
}

.cta-k3m-inner {
  position: relative;
  z-index: 2;
  max-width: 820px;
  margin: 0 auto;
  text-align: center;
}

.cta-k3m-title {
  font-size: 34px;
  font-weight: 800;
  color: #fff;
  line-height: 1.4;
}

.cta-k3m-title em {
  font-style: normal;
  color: var(--accent-k3m);
}

.cta-k3m-text {
  margin-top: 18px;
  color: rgba(255, 255, 255, .78);
  font-size: 16px;
}

.cta-k3m-actions {
  margin-top: 32px;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
}

/* ---------- 列表页 ---------- */
.listing-k3m-head {
  padding: 70px 0 46px;
  background: linear-gradient(135deg, var(--primary-k3m), var(--primary-deep-k3m));
  text-align: center;
}

.listing-k3m-head h1 {
  font-size: 36px;
  font-weight: 800;
  color: #fff;
}

.listing-k3m-head p {
  margin-top: 14px;
  color: rgba(255, 255, 255, .78);
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
}

.listing-k3m-crumbs {
  margin-top: 18px;
  font-size: 13px;
  color: rgba(255, 255, 255, .7);
}

.listing-k3m-crumbs a {
  color: var(--accent-k3m);
}

.listing-k3m-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap-k3m);
}

.listing-k3m-card {
  display: flex;
  flex-direction: column;
  background: var(--surface-k3m);
  border: 1px solid var(--line-k3m);
  border-radius: var(--radius-k3m);
  overflow: hidden;
  transition: transform .35s var(--ease-k3m), box-shadow .35s var(--ease-k3m);
}

.listing-k3m-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-k3m);
}

.listing-k3m-thumb {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.listing-k3m-body {
  padding: 22px 24px 28px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.listing-k3m-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 12.5px;
  color: var(--text-soft-k3m);
}

.listing-k3m-meta i {
  color: var(--accent-deep-k3m);
}

.listing-k3m-name {
  margin-top: 12px;
  font-size: 18px;
  font-weight: 700;
  color: var(--primary-k3m);
  line-height: 1.5;
}

.listing-k3m-des {
  margin-top: 10px;
  font-size: 14px;
  color: var(--text-soft-k3m);
  flex: 1;
}

.listing-k3m-more,
.updates-k3m-more {
  margin-top: 18px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 700;
  color: var(--accent-deep-k3m);
}

.listing-k3m-more i,
.updates-k3m-more i {
  transition: transform .3s var(--ease-k3m);
}

.listing-k3m-card:hover .listing-k3m-more i,
.updates-k3m-card:hover .updates-k3m-more i {
  transform: translateX(6px);
}

.listing-k3m-empty {
  text-align: center;
  padding: 80px 0;
  color: var(--text-soft-k3m);
}

/* ---------- 详情页 ---------- */
.reading-k3m-head {
  padding: 62px 0 40px;
  background: linear-gradient(135deg, var(--primary-k3m), var(--primary-deep-k3m));
  text-align: center;
}

.reading-k3m-title {
  font-size: 34px;
  font-weight: 800;
  color: #fff;
  line-height: 1.4;
}

.reading-k3m-meta {
  margin-top: 20px;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px 26px;
  font-size: 13.5px;
  color: rgba(255, 255, 255, .78);
}

.reading-k3m-meta span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.reading-k3m-meta i {
  color: var(--accent-k3m);
}

.reading-k3m-body {
  padding: 56px 0 80px;
}

.reading-k3m-figure {
  margin: 0 0 34px;
  border-radius: var(--radius-k3m);
  overflow: hidden;
  box-shadow: var(--shadow-sm-k3m);
}

.reading-k3m-figure img {
  width: 100%;
  height: 420px;
  object-fit: cover;
}

.reading-k3m-content {
  max-width: 820px;
  margin: 0 auto;
  font-size: 16px;
  color: var(--text-k3m);
}

.reading-k3m-content p {
  margin: 0 0 20px;
}

.reading-k3m-content h3 {
  margin: 32px 0 14px;
  font-size: 21px;
  color: var(--primary-k3m);
}

.reading-k3m-content h4 {
  margin: 26px 0 12px;
  font-size: 18px;
  color: var(--primary-k3m);
}

.reading-k3m-content ul {
  margin: 0 0 20px;
  padding-left: 4px;
}

.reading-k3m-content ul li {
  position: relative;
  padding-left: 24px;
  margin-bottom: 10px;
  color: var(--text-soft-k3m);
}

.reading-k3m-content ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-k3m);
}

.reading-k3m-content blockquote {
  margin: 26px 0;
  padding: 22px 26px;
  border-left: 4px solid var(--accent-k3m);
  background: var(--surface-k3m);
  border-radius: 0 var(--radius-k3m) var(--radius-k3m) 0;
  color: var(--text-soft-k3m);
}

.reading-k3m-nav {
  max-width: 820px;
  margin: 46px auto 0;
  padding-top: 28px;
  border-top: 1px solid var(--line-k3m);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.reading-k3m-link {
  display: block;
  padding: 18px 22px;
  background: var(--surface-k3m);
  border: 1px solid var(--line-k3m);
  border-radius: var(--radius-k3m);
  font-size: 14px;
  color: var(--text-soft-k3m);
  transition: border-color .3s var(--ease-k3m), transform .3s var(--ease-k3m);
}

.reading-k3m-link:hover {
  border-color: rgba(242, 168, 29, .6);
  transform: translateY(-4px);
}

.reading-k3m-link b {
  display: block;
  margin-bottom: 6px;
  color: var(--primary-k3m);
  font-size: 15px;
}

/* ---------- 页脚 ---------- */
.footerbar-k3m {
  background: var(--primary-deep-k3m);
  color: rgba(255, 255, 255, .72);
  padding: 72px 0 0;
}

.footerbar-k3m-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.3fr;
  gap: 40px;
  padding-bottom: 48px;
}

.footerbar-k3m-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.footerbar-k3m-brand img {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(255, 255, 255, .1);
  padding: 5px;
}

.footerbar-k3m-brand b {
  color: #fff;
  font-size: 16px;
  line-height: 1.3;
}

.footerbar-k3m-text {
  margin-top: 18px;
  font-size: 14px;
  line-height: 1.9;
}

.footerbar-k3m-title {
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 12px;
}

.footerbar-k3m-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 34px;
  height: 3px;
  border-radius: 3px;
  background: var(--accent-k3m);
}

.footerbar-k3m-links {
  display: grid;
  gap: 12px;
}

.footerbar-k3m-links a {
  font-size: 14px;
  transition: color .25s var(--ease-k3m), padding-left .25s var(--ease-k3m);
}

.footerbar-k3m-links a:hover {
  color: var(--accent-k3m);
  padding-left: 6px;
}

.footerbar-k3m-contact {
  display: grid;
  gap: 14px;
  font-size: 14px;
}

.footerbar-k3m-contact div {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.footerbar-k3m-contact i {
  color: var(--accent-k3m);
  margin-top: 5px;
}

.footerbar-k3m-bottom {
  border-top: 1px solid rgba(255, 255, 255, .12);
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 13px;
}

.footerbar-k3m-copy a {
  color: var(--accent-k3m);
}

.footerbar-k3m-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.footerbar-k3m-tags span {
  padding: 4px 12px;
  border: 1px solid rgba(255, 255, 255, .16);
  border-radius: 999px;
  font-size: 12px;
}

/* ---------- 动效 ---------- */
[data-reveal-k3m] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .8s var(--ease-k3m), transform .8s var(--ease-k3m);
}

[data-reveal-k3m].is-revealed {
  opacity: 1;
  transform: none;
}

.backtop-k3m {
  position: fixed;
  right: 22px;
  bottom: 22px;
  width: 46px;
  height: 46px;
  border: 0;
  border-radius: 50%;
  background: var(--accent-k3m);
  color: var(--primary-deep-k3m);
  font-size: 16px;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(14px);
  transition: opacity .3s var(--ease-k3m), transform .3s var(--ease-k3m), visibility .3s;
  box-shadow: 0 12px 26px rgba(14, 26, 61, .24);
  z-index: 90;
}

.backtop-k3m.is-shown {
  opacity: 1;
  visibility: visible;
  transform: none;
}

.backtop-k3m:hover {
  background: var(--accent-deep-k3m);
  color: #fff;
}

.toast-k3m {
  position: fixed;
  left: 50%;
  bottom: 32px;
  transform: translate(-50%, 20px);
  padding: 12px 24px;
  border-radius: 999px;
  background: var(--primary-deep-k3m);
  color: #fff;
  font-size: 14px;
  opacity: 0;
  visibility: hidden;
  transition: opacity .3s var(--ease-k3m), transform .3s var(--ease-k3m), visibility .3s;
  z-index: 95;
  box-shadow: var(--shadow-k3m);
}

.toast-k3m.is-shown {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0);
}

/* ---------- 响应式 ---------- */
@media (max-width: 1180px) {
  .edge-k3m-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .showcase-k3m-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .voices-k3m-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .laurels-k3m-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .allies-k3m-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (max-width: 1024px) {
  .masthead-k3m-nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 78px;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 10px 24px 22px;
    background: var(--primary-deep-k3m);
    box-shadow: 0 20px 34px rgba(6, 14, 34, .3);
    max-height: 0;
    overflow: hidden;
    transition: max-height .4s var(--ease-k3m), padding .4s var(--ease-k3m);
  }

  .masthead-k3m.is-open .masthead-k3m-nav {
    max-height: 420px;
  }

  .masthead-k3m-nav a {
    padding: 13px 4px;
    border-radius: 0;
    border-bottom: 1px solid rgba(255, 255, 255, .1);
  }

  .masthead-k3m-nav a::after {
    display: none;
  }

  .masthead-k3m-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .hero-k3m-title {
    font-size: 40px;
  }

  .story-k3m-grid,
  .reach-k3m-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .expertise-k3m-grid,
  .updates-k3m-grid,
  .crew-k3m-grid,
  .listing-k3m-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .journey-k3m-track {
    grid-template-columns: repeat(2, 1fr);
    gap: 34px 20px;
  }

  .journey-k3m-track::before {
    display: none;
  }

  .footerbar-k3m-top {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 720px) {
  body {
    font-size: 15px;
  }

  .band-k3m {
    padding: 66px 0;
  }

  .band-k3m-heading {
    font-size: 26px;
  }

  .hero-k3m {
    min-height: 560px;
    padding: 96px 0 76px;
  }

  .hero-k3m-title {
    font-size: 30px;
  }

  .hero-k3m-text {
    font-size: 15px;
  }

  .expertise-k3m-grid,
  .updates-k3m-grid,
  .crew-k3m-grid,
  .listing-k3m-grid,
  .edge-k3m-grid,
  .showcase-k3m-grid,
  .voices-k3m-grid,
  .laurels-k3m-grid,
  .journey-k3m-track,
  .allies-k3m-grid {
    grid-template-columns: 1fr;
  }

  .allies-k3m-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .listing-k3m-head h1,
  .reading-k3m-title {
    font-size: 26px;
  }

  .reading-k3m-figure img {
    height: 240px;
  }

  .reading-k3m-nav {
    grid-template-columns: 1fr;
  }

  .footerbar-k3m-top {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .footerbar-k3m-bottom {
    justify-content: flex-start;
  }

  .story-k3m-media::before {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    scroll-behavior: auto !important;
  }
}