/* ==========================================================================
   英雄联盟竞猜网站 - 全站统一样式
   ========================================================================== */

:root {
  --primary: #2146d8;
  --primary-dark: #152f96;
  --primary-soft: #eaefff;
  --accent: #ff8a3d;
  --accent-dark: #e86f22;
  --bg: #f4f6fc;
  --surface: #ffffff;
  --ink: #0f1832;
  --ink-soft: #3c4767;
  --muted: #6b7797;
  --line: #e2e8f7;
  --radius-media: 14px;
  --radius-pill: 999px;
  --shadow-sm: 0 6px 18px rgba(21, 38, 88, 0.06);
  --shadow-md: 0 16px 40px rgba(21, 38, 88, 0.10);
  --shadow-lg: 0 28px 70px rgba(21, 38, 88, 0.16);
  --gap: 30px;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

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

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

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

ul,
ol {
  list-style: none;
}

button,
input,
textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

h1,
h2,
h3,
h4 {
  line-height: 1.35;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.container {
  width: 100%;
  max-width: 1220px;
  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 32px;
  border-radius: var(--radius-pill);
  border: 2px solid var(--primary);
  background: var(--primary);
  color: #fff;
  font-weight: 700;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease), background 0.3s var(--ease), color 0.3s var(--ease);
}

.btn i {
  font-size: 0.9em;
}

.btn:hover {
  transform: translateY(-3px);
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  box-shadow: 0 14px 28px rgba(33, 70, 216, 0.28);
}

/* ---------- 顶部条 ---------- */
.topbar-k7m {
  background: #0b1330;
  color: rgba(255, 255, 255, 0.72);
  font-size: 13px;
  letter-spacing: 0.04em;
}

.topbar-k7m .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 42px;
}

.topbar-k7m p {
  display: flex;
  align-items: center;
  gap: 8px;
}

.topbar-k7m a {
  color: var(--accent);
  font-weight: 600;
}

.topbar-k7m nav {
  display: flex;
  gap: 20px;
}

/* ---------- 头部 ---------- */
.masthead-k7m {
  position: sticky;
  top: 0;
  z-index: 90;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow 0.3s var(--ease), background 0.3s var(--ease);
}

.masthead-k7m.stuck-k7m {
  box-shadow: var(--shadow-md);
  background: rgba(255, 255, 255, 0.98);
}

.masthead-k7m .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 76px;
}

.brand-k7m {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.brand-k7m img {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  object-fit: cover;
}

.brand-k7m span {
  font-size: 15px;
  font-weight: 800;
  line-height: 1.4;
  max-width: 330px;
}

.brand-k7m em {
  display: block;
  font-style: normal;
  font-size: 12px;
  font-weight: 500;
  color: var(--muted);
  letter-spacing: 0.08em;
}

.nav-k7m {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-k7m a {
  position: relative;
  display: block;
  padding: 10px 16px;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 15px;
  color: var(--ink-soft);
  transition: color 0.25s var(--ease), background 0.25s var(--ease);
}

.nav-k7m a::after {
  content: "";
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 4px;
  height: 2px;
  border-radius: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease);
}

.nav-k7m a:hover,
.nav-k7m a[aria-current="page"] {
  color: var(--primary);
}

.nav-k7m a:hover::after,
.nav-k7m a[aria-current="page"]::after {
  transform: scaleX(1);
}

.menutoggle-k7m {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  cursor: pointer;
  font-size: 18px;
  color: var(--primary);
}

/* ---------- Hero ---------- */
.hero-k7m {
  position: relative;
  isolation: isolate;
  min-height: 640px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: #070c1e;
}

.herobg-k7m {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.herobg-k7m-layer {
  position: absolute;
  inset: 0;
  background-position: center;
  background-size: cover;
  opacity: 0;
  transform: scale(1.08);
  animation: herofade 18s var(--ease) infinite;
}

.herobg-k7m-layer:nth-child(1) {
  opacity: 1;
}

.herobg-k7m-layer:nth-child(2) {
  animation-delay: 9s;
}

.hero-k7m::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, rgba(7, 12, 30, 0.72) 0%, rgba(7, 12, 30, 0.55) 45%, rgba(7, 12, 30, 0.86) 100%);
}

@keyframes herofade {
  0% {
    opacity: 0;
    transform: scale(1.08);
  }
  8% {
    opacity: 1;
  }
  46% {
    opacity: 1;
    transform: scale(1);
  }
  54% {
    opacity: 0;
  }
  100% {
    opacity: 0;
    transform: scale(1.08);
  }
}

.heroinner-k7m {
  position: relative;
  text-align: center;
  padding: 120px 24px 100px;
  color: #fff;
}

.herotag-k7m {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 20px;
  border: 1px solid rgba(255, 138, 61, 0.55);
  border-radius: var(--radius-pill);
  background: rgba(255, 138, 61, 0.14);
  color: #ffc79c;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.1em;
  margin-bottom: 26px;
}

.herotitle-k7m {
  font-size: clamp(32px, 5vw, 58px);
  max-width: 960px;
  margin: 0 auto 24px;
  text-shadow: 0 6px 30px rgba(0, 0, 0, 0.4);
}

.herotext-k7m {
  max-width: 760px;
  margin: 0 auto 34px;
  font-size: 17px;
  color: rgba(255, 255, 255, 0.84);
}

.herocta-k7m {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
}

.herocta-k7m .btn {
  background: var(--accent);
  border-color: var(--accent);
  color: #1b1205;
}

.herocta-k7m .btn:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
  box-shadow: 0 14px 28px rgba(255, 138, 61, 0.35);
}

.herocta-k7m .btn + .btn {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.6);
  color: #fff;
  backdrop-filter: blur(6px);
}

.herocta-k7m .btn + .btn:hover {
  background: rgba(255, 255, 255, 0.18);
  border-color: #fff;
  box-shadow: none;
}

.herostats-k7m {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 18px 54px;
  margin-top: 54px;
}

.herostats-k7m li {
  text-align: center;
}

.herostats-k7m strong {
  display: block;
  font-size: 30px;
  font-weight: 800;
  color: var(--accent);
}

.herostats-k7m span {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.72);
  letter-spacing: 0.06em;
}

/* ---------- 区块通用头部 ---------- */
.story-k7m,
.expertise-k7m,
.edge-k7m,
.showcase-k7m,
.updates-k7m,
.journey-k7m,
.crew-k7m,
.voices-k7m,
.queries-k7m,
.allies-k7m,
.laurels-k7m,
.reach-k7m,
.cta-k7m {
  padding: 92px 0;
}

.story-k7m {
  background: var(--primary-soft);
}

.expertise-k7m {
  background: var(--surface);
}

.showcase-k7m {
  background: #f9fbff;
}

.updates-k7m,
.edge-k7m,
.journey-k7m,
.crew-k7m,
.voices-k7m,
.queries-k7m,
.allies-k7m,
.laurels-k7m,
.reach-k7m {
  background: var(--bg);
}

.story-k7m-head,
.expertise-k7m-head,
.edge-k7m-head,
.showcase-k7m-head,
.updates-k7m-head,
.journey-k7m-head,
.crew-k7m-head,
.voices-k7m-head,
.queries-k7m-head,
.allies-k7m-head,
.laurels-k7m-head,
.reach-k7m-head {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 54px;
}

.story-k7m-kicker,
.expertise-k7m-kicker,
.edge-k7m-kicker,
.showcase-k7m-kicker,
.updates-k7m-kicker,
.journey-k7m-kicker,
.crew-k7m-kicker,
.voices-k7m-kicker,
.queries-k7m-kicker,
.allies-k7m-kicker,
.laurels-k7m-kicker,
.reach-k7m-kicker {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent-dark);
  margin-bottom: 14px;
}

.story-k7m-title,
.expertise-k7m-title,
.edge-k7m-title,
.showcase-k7m-title,
.updates-k7m-title,
.journey-k7m-title,
.crew-k7m-title,
.voices-k7m-title,
.queries-k7m-title,
.allies-k7m-title,
.laurels-k7m-title,
.reach-k7m-title {
  font-size: clamp(26px, 3.4vw, 38px);
  margin-bottom: 16px;
}

.story-k7m-desc,
.expertise-k7m-desc,
.edge-k7m-desc,
.showcase-k7m-desc,
.updates-k7m-desc,
.journey-k7m-desc,
.crew-k7m-desc,
.voices-k7m-desc,
.queries-k7m-desc,
.allies-k7m-desc,
.laurels-k7m-desc,
.reach-k7m-desc {
  color: var(--muted);
  font-size: 16px;
}

/* ---------- 关于我们 ---------- */
.story-k7m-grid {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 56px;
  align-items: center;
}

.story-k7m-media {
  position: relative;
}

.story-k7m-media img {
  width: 100%;
  border-radius: var(--radius-media);
  box-shadow: var(--shadow-lg);
}

.story-k7m-media::after {
  content: "";
  position: absolute;
  right: -22px;
  bottom: -22px;
  width: 180px;
  height: 180px;
  border-radius: 28px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  opacity: 0.22;
  z-index: -1;
}

.story-k7m-title {
  font-size: clamp(26px, 3.2vw, 36px);
  margin-bottom: 20px;
}

.story-k7m-text {
  color: var(--ink-soft);
  margin-bottom: 26px;
}

.story-k7m-points {
  display: grid;
  gap: 14px;
  margin-bottom: 32px;
}

.story-k7m-point {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-weight: 600;
  color: var(--ink-soft);
}

.story-k7m-point i {
  color: var(--accent);
  margin-top: 6px;
}

.story-k7m-metric {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.story-k7m-metric strong {
  display: block;
  font-size: 30px;
  color: var(--primary);
}

.story-k7m-metric span {
  font-size: 13px;
  color: var(--muted);
}

/* ---------- 服务 ---------- */
.expertise-k7m-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--gap);
}

.expertise-k7m-item {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 32px 26px;
  overflow: hidden;
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease), border-color 0.4s var(--ease);
}

.expertise-k7m-item::before {
  content: "";
  position: absolute;
  inset: auto -40% -60% auto;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: var(--primary-soft);
  transition: transform 0.5s var(--ease);
}

.expertise-k7m-item:hover {
  transform: translateY(-8px);
  border-color: rgba(33, 70, 216, 0.25);
  box-shadow: var(--shadow-md);
}

.expertise-k7m-item:hover::before {
  transform: scale(1.4);
}

.expertise-k7m-index {
  position: absolute;
  top: 20px;
  right: 24px;
  font-size: 13px;
  font-weight: 800;
  color: var(--line);
  letter-spacing: 0.1em;
}

.expertise-k7m-icon {
  position: relative;
  width: 58px;
  height: 58px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  font-size: 22px;
  margin-bottom: 20px;
}

.expertise-k7m-name {
  position: relative;
  font-size: 19px;
  margin-bottom: 10px;
}

.expertise-k7m-note {
  position: relative;
  color: var(--muted);
  font-size: 15px;
}

/* ---------- 优势 ---------- */
.edge-k7m-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap);
}

.edge-k7m-item {
  background: var(--surface);
  border-radius: 18px;
  padding: 34px 30px;
  border: 1px solid var(--line);
  transition: background 0.35s var(--ease), transform 0.35s var(--ease);
}

.edge-k7m-item:hover {
  background: var(--primary);
  transform: translateY(-6px);
}

.edge-k7m-num {
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.16em;
  color: var(--accent);
  margin-bottom: 12px;
  display: block;
}

.edge-k7m-name {
  font-size: 20px;
  margin-bottom: 10px;
}

.edge-k7m-desc {
  color: var(--muted);
  font-size: 15px;
}

.edge-k7m-item:hover .edge-k7m-desc {
  color: rgba(255, 255, 255, 0.82);
}

/* ---------- 案例 / 文章 ---------- */
.showcase-k7m-grid,
.updates-k7m-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap);
}

.showcase-k7m-tile,
.updates-k7m-tile {
  background: var(--surface);
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease);
}

.showcase-k7m-tile:hover,
.updates-k7m-tile:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-md);
}

.showcase-k7m-thumb,
.updates-k7m-thumb {
  width: 100%;
  height: 220px;
  object-fit: cover;
  background: #e9eefb;
  border-radius: var(--radius-media) var(--radius-media) 0 0;
}

.showcase-k7m-body,
.updates-k7m-body {
  padding: 24px 24px 28px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}

.showcase-k7m-tag {
  align-self: flex-start;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  background: var(--primary-soft);
  color: var(--primary);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.showcase-k7m-name,
.updates-k7m-name {
  font-size: 19px;
}

.showcase-k7m-meta,
.updates-k7m-meta {
  font-size: 13px;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

.showcase-k7m-meta i,
.updates-k7m-meta i {
  color: var(--accent);
}

.showcase-k7m-desc,
.updates-k7m-desc {
  color: var(--ink-soft);
  font-size: 15px;
}

/* ---------- 工作流程 ---------- */
.journey-k7m-track {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
  position: relative;
}

.journey-k7m-step {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 30px 22px;
  text-align: center;
  transition: transform 0.4s var(--ease), border-color 0.4s var(--ease);
}

.journey-k7m-step:hover {
  transform: translateY(-6px);
  border-color: rgba(33, 70, 216, 0.3);
}

.journey-k7m-num {
  width: 52px;
  height: 52px;
  margin: 0 auto 16px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff;
  font-weight: 800;
  font-size: 18px;
}

.journey-k7m-name {
  font-size: 18px;
  margin-bottom: 8px;
}

.journey-k7m-desc {
  color: var(--muted);
  font-size: 14px;
}

/* ---------- 团队 ---------- */
.crew-k7m-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap);
}

.crew-k7m-member {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 30px 26px;
  text-align: center;
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease);
}

.crew-k7m-member:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-md);
}

.crew-k7m-photo {
  width: 108px;
  height: 108px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 18px;
  border: 4px solid #fff;
  box-shadow: var(--shadow-sm);
}

.crew-k7m-name {
  font-size: 19px;
  margin-bottom: 4px;
}

.crew-k7m-role {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  color: var(--primary);
  background: var(--primary-soft);
  padding: 4px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 12px;
}

.crew-k7m-desc {
  color: var(--muted);
  font-size: 14px;
}

/* ---------- 评论 ---------- */
.voices-k7m-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap);
}

.voices-k7m-item {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 30px 28px;
}

.voices-k7m-item::after {
  content: "\201C";
  position: absolute;
  top: 18px;
  right: 26px;
  font-size: 62px;
  line-height: 1;
  color: var(--primary-soft);
  font-family: Georgia, serif;
}

.voices-k7m-photo {
  width: 62px;
  height: 62px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 16px;
}

.voices-k7m-text {
  color: var(--ink-soft);
  font-size: 15px;
  margin-bottom: 18px;
  position: relative;
  z-index: 1;
}

.voices-k7m-name {
  font-size: 16px;
  font-weight: 700;
}

.voices-k7m-meta {
  font-size: 13px;
  color: var(--muted);
}

.voices-k7m-meta i {
  color: var(--accent);
  margin-right: 6px;
}

/* ---------- 问答 ---------- */
.queries-k7m-list {
  max-width: 880px;
  margin: 0 auto;
  display: grid;
  gap: 14px;
}

.queries-k7m-item {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
  transition: box-shadow 0.3s var(--ease);
}

.queries-k7m-item.open-k7m {
  box-shadow: var(--shadow-md);
  border-color: rgba(33, 70, 216, 0.28);
}

.queries-k7m-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 22px 26px;
  background: none;
  border: 0;
  text-align: left;
  font-size: 17px;
  font-weight: 700;
  cursor: pointer;
}

.queries-k7m-q i {
  color: var(--primary);
  transition: transform 0.35s var(--ease);
  flex-shrink: 0;
}

.queries-k7m-item.open-k7m .queries-k7m-q i {
  transform: rotate(180deg);
}

.queries-k7m-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s var(--ease);
  color: var(--muted);
}

.queries-k7m-a p {
  padding: 0 26px 24px;
}

/* ---------- 合作伙伴 ---------- */
.allies-k7m-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 20px;
}

.allies-k7m-item {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 22px 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease);
}

.allies-k7m-item:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-sm);
}

.allies-k7m-logo {
  max-height: 56px;
  width: auto;
  object-fit: contain;
  filter: grayscale(35%);
  transition: filter 0.35s var(--ease);
}

.allies-k7m-item:hover .allies-k7m-logo {
  filter: grayscale(0%);
}

/* ---------- 荣誉 ---------- */
.laurels-k7m-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--gap);
}

.laurels-k7m-item {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 32px 24px;
  text-align: center;
  transition: transform 0.35s var(--ease);
}

.laurels-k7m-item:hover {
  transform: translateY(-6px);
}

.laurels-k7m-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--accent), #ffc48f);
  color: #fff;
  font-size: 20px;
}

.laurels-k7m-name {
  font-size: 17px;
  margin-bottom: 8px;
}

.laurels-k7m-count {
  font-size: 34px;
  font-weight: 800;
  color: var(--primary);
}

.laurels-k7m-count span {
  font-size: 14px;
  font-weight: 600;
  color: var(--muted);
  margin-left: 4px;
}

/* ---------- 联系我们 ---------- */
.reach-k7m-grid {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 48px;
  align-items: start;
}

.reach-k7m-info {
  display: grid;
  gap: 18px;
}

.reach-k7m-line {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 22px 24px;
}

.reach-k7m-line i {
  width: 46px;
  height: 46px;
  flex-shrink: 0;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-soft);
  color: var(--primary);
  font-size: 18px;
}

.reach-k7m-line h3 {
  font-size: 16px;
  margin-bottom: 4px;
}

.reach-k7m-line p {
  color: var(--muted);
  font-size: 14px;
  word-break: break-all;
}

.reach-k7m-form {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 34px;
  box-shadow: var(--shadow-sm);
}

.reach-k7m-form h3 {
  font-size: 21px;
  margin-bottom: 20px;
}

.reach-k7m-field {
  margin-bottom: 16px;
}

.reach-k7m-field label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--ink-soft);
}

.reach-k7m-input,
.reach-k7m-textarea {
  width: 100%;
  padding: 13px 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fbfcff;
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
  outline: none;
}

.reach-k7m-textarea {
  min-height: 132px;
  resize: vertical;
}

.reach-k7m-input:focus,
.reach-k7m-textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(33, 70, 216, 0.14);
}

.reach-k7m-form .btn {
  width: 100%;
  margin-top: 6px;
}

.reach-k7m-note {
  margin-top: 14px;
  font-size: 12px;
  color: var(--muted);
  text-align: center;
}

/* ---------- CTA ---------- */
.cta-k7m {
  background: linear-gradient(120deg, var(--primary-dark), var(--primary) 55%, #3d63ef);
  color: #fff;
  text-align: center;
}

.cta-k7m-inner {
  max-width: 820px;
  margin: 0 auto;
}

.cta-k7m-title {
  font-size: clamp(26px, 3.6vw, 40px);
  margin-bottom: 18px;
}

.cta-k7m-text {
  color: rgba(255, 255, 255, 0.82);
  margin-bottom: 30px;
}

.cta-k7m-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
}

.cta-k7m-actions .btn {
  background: var(--accent);
  border-color: var(--accent);
  color: #1b1205;
}

.cta-k7m-actions .btn:hover {
  background: #fff;
  border-color: #fff;
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.24);
}

.cta-k7m-actions .btn + .btn {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.6);
  color: #fff;
}

.cta-k7m-actions .btn + .btn:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: #fff;
}

/* ---------- 页脚 ---------- */
.footer-k7m {
  background: #0b1330;
  color: rgba(255, 255, 255, 0.68);
  padding: 72px 0 0;
  font-size: 14px;
}

.footgrid-k7m {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 44px;
  padding-bottom: 48px;
}

.footbrand-k7m {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
  color: #fff;
}

.footbrand-k7m img {
  width: 44px;
  height: 44px;
  border-radius: 12px;
}

.footbrand-k7m span {
  font-size: 18px;
  font-weight: 800;
}

.footcol-k7m h3 {
  color: #fff;
  font-size: 16px;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 12px;
}

.footcol-k7m h3::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 34px;
  height: 2px;
  background: var(--accent);
}

.footlinks-k7m {
  display: grid;
  gap: 10px;
}

.footlinks-k7m a {
  transition: color 0.25s var(--ease), padding-left 0.25s var(--ease);
}

.footlinks-k7m a:hover {
  color: var(--accent);
  padding-left: 6px;
}

.footcontact-k7m p {
  display: flex;
  gap: 10px;
  margin-bottom: 12px;
  align-items: flex-start;
}

.footcontact-k7m i {
  color: var(--accent);
  margin-top: 5px;
}

.socials-k7m {
  display: flex;
  gap: 10px;
  margin-top: 18px;
}

.socials-k7m a {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.07);
  color: #fff;
  transition: background 0.3s var(--ease), transform 0.3s var(--ease);
}

.socials-k7m a:hover {
  background: var(--primary);
  transform: translateY(-4px);
}

.copyright-k7m {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 22px 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
}

/* ---------- 回到顶部 ---------- */
.totop-k7m {
  position: fixed;
  right: 26px;
  bottom: 26px;
  width: 48px;
  height: 48px;
  border: 0;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  font-size: 17px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(16px);
  box-shadow: var(--shadow-md);
  transition: opacity 0.35s var(--ease), transform 0.35s var(--ease), background 0.3s var(--ease);
  z-index: 80;
}

.totop-k7m.shown-k7m {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.totop-k7m:hover {
  background: var(--accent);
  color: #1b1205;
}

/* ---------- 列表页 ---------- */
.listing-k7m {
  padding: 76px 0 96px;
  background: var(--bg);
}

.listing-k7m-banner {
  background: linear-gradient(120deg, var(--primary-dark), var(--primary));
  color: #fff;
  padding: 62px 0;
  text-align: center;
}

.listing-k7m-banner h1 {
  font-size: clamp(26px, 3.6vw, 40px);
  margin-bottom: 12px;
}

.listing-k7m-banner p {
  color: rgba(255, 255, 255, 0.8);
}

.listing-k7m-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap);
}

.listing-k7m-tile {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 18px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease);
}

.listing-k7m-tile:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-md);
}

.listing-k7m-thumb {
  width: 100%;
  height: 210px;
  object-fit: cover;
  border-radius: var(--radius-media) var(--radius-media) 0 0;
}

.listing-k7m-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}

.listing-k7m-name {
  font-size: 19px;
}

.listing-k7m-meta {
  font-size: 13px;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

.listing-k7m-meta i {
  color: var(--accent);
}

.listing-k7m-desc {
  color: var(--ink-soft);
  font-size: 15px;
}

.listing-k7m-more,
.showcase-k7m-more,
.updates-k7m-more {
  margin-top: auto;
  padding-top: 14px;
  color: var(--primary);
  font-weight: 700;
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.listing-k7m-more i,
.showcase-k7m-more i,
.updates-k7m-more i {
  transition: transform 0.3s var(--ease);
}

.listing-k7m-tile:hover .listing-k7m-more i,
.showcase-k7m-tile:hover .showcase-k7m-more i,
.updates-k7m-tile:hover .updates-k7m-more i {
  transform: translateX(5px);
}

/* ---------- 详情页 ---------- */
.reading-k7m {
  padding: 66px 0 96px;
  background: var(--bg);
}

.reading-k7m-inner {
  max-width: 900px;
  margin: 0 auto;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 22px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.reading-k7m-head {
  padding: 46px 52px 30px;
  text-align: center;
}

.reading-k7m-kicker {
  display: inline-block;
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  background: var(--primary-soft);
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  margin-bottom: 18px;
}

.reading-k7m-title {
  font-size: clamp(24px, 3.4vw, 38px);
  margin-bottom: 18px;
}

.reading-k7m-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 26px;
  color: var(--muted);
  font-size: 14px;
}

.reading-k7m-meta span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.reading-k7m-meta i {
  color: var(--accent);
}

.reading-k7m-hero {
  width: 100%;
  height: 420px;
  object-fit: cover;
}

.reading-k7m-body {
  padding: 42px 52px 54px;
  color: var(--ink-soft);
  font-size: 16px;
}

.reading-k7m-body h2 {
  font-size: 22px;
  color: var(--ink);
  margin: 34px 0 14px;
  padding-left: 14px;
  border-left: 4px solid var(--primary);
}

.reading-k7m-body p {
  margin-bottom: 18px;
}

.reading-k7m-body ul {
  list-style: disc;
  padding-left: 22px;
  margin-bottom: 20px;
}

.reading-k7m-body li {
  margin-bottom: 8px;
}

.reading-k7m-body img {
  border-radius: var(--radius-media);
  margin: 12px 0 22px;
}

.reading-k7m-tip {
  background: var(--primary-soft);
  border-radius: 16px;
  padding: 22px 26px;
  margin: 26px 0;
  color: var(--primary-dark);
  font-size: 15px;
}

.reading-k7m-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  padding: 0 52px 52px;
}

.reading-k7m-link {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 20px 24px;
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}

.reading-k7m-link:hover {
  border-color: rgba(33, 70, 216, 0.35);
  transform: translateY(-4px);
}

.reading-k7m-link span {
  display: block;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 6px;
}

.reading-k7m-link strong {
  font-size: 15px;
}

/* ---------- 滚动出场动画 ---------- */
[data-anim] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}

[data-anim].in-k7m {
  opacity: 1;
  transform: translateY(0);
}

[data-anim-delay="1"] {
  transition-delay: 0.08s;
}

[data-anim-delay="2"] {
  transition-delay: 0.16s;
}

[data-anim-delay="3"] {
  transition-delay: 0.24s;
}

[data-anim-delay="4"] {
  transition-delay: 0.32s;
}

[data-anim-delay="5"] {
  transition-delay: 0.4s;
}

/* ---------- 响应式 ---------- */
@media (max-width: 1080px) {
  .expertise-k7m-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .allies-k7m-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .journey-k7m-track {
    grid-template-columns: repeat(3, 1fr);
  }

  .laurels-k7m-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footgrid-k7m {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 900px) {
  .menutoggle-k7m {
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .nav-k7m {
    position: absolute;
    left: 24px;
    right: 24px;
    top: calc(100% + 10px);
    flex-direction: column;
    align-items: stretch;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 18px;
    box-shadow: var(--shadow-md);
    padding: 12px;
    display: none;
  }

  .nav-k7m.open-k7m {
    display: flex;
    animation: navdrop 0.35s var(--ease);
  }

  .nav-k7m a {
    padding: 13px 16px;
  }

  .nav-k7m a::after {
    display: none;
  }

  .story-k7m-grid,
  .reach-k7m-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .story-k7m-media::after {
    display: none;
  }

  .showcase-k7m-grid,
  .updates-k7m-grid,
  .edge-k7m-grid,
  .crew-k7m-grid,
  .voices-k7m-grid,
  .listing-k7m-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .reading-k7m-inner {
    border-radius: 0;
  }
}

@keyframes navdrop {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 640px) {
  .container {
    padding: 0 18px;
  }

  .story-k7m,
  .expertise-k7m,
  .edge-k7m,
  .showcase-k7m,
  .updates-k7m,
  .journey-k7m,
  .crew-k7m,
  .voices-k7m,
  .queries-k7m,
  .allies-k7m,
  .laurels-k7m,
  .reach-k7m,
  .cta-k7m {
    padding: 66px 0;
  }

  .hero-k7m {
    min-height: 540px;
  }

  .heroinner-k7m {
    padding: 92px 18px 70px;
  }

  .herostats-k7m {
    gap: 16px 30px;
  }

  .herostats-k7m strong {
    font-size: 24px;
  }

  .showcase-k7m-grid,
  .updates-k7m-grid,
  .edge-k7m-grid,
  .crew-k7m-grid,
  .voices-k7m-grid,
  .listing-k7m-grid,
  .expertise-k7m-grid,
  .journey-k7m-track,
  .laurels-k7m-grid,
  .allies-k7m-grid,
  .footgrid-k7m,
  .reading-k7m-nav {
    grid-template-columns: 1fr;
  }

  .story-k7m-metric {
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
  }

  .story-k7m-metric strong {
    font-size: 22px;
  }

  .brand-k7m span {
    font-size: 16px;
    max-width: 190px;
  }

  .topbar-k7m nav {
    display: none;
  }

  .reading-k7m-head,
  .reading-k7m-body {
    padding-left: 24px;
    padding-right: 24px;
  }

  .reading-k7m-nav {
    padding: 0 24px 36px;
  }

  .reading-k7m-hero {
    height: 250px;
  }

  .totop-k7m {
    right: 16px;
    bottom: 16px;
  }
}