@charset "utf-8";

:root {
  --ink: #122033;
  --muted: #66758a;
  --line: #e5ebf2;
  --soft: #f5f8fb;
  --navy: #0c2d57;
  --blue: #1465c0;
  --cyan: #13a9dc;
  --amber: #f2a51a;
  --green: #13b783;
  --white: #fff;
  --shadow: 0 18px 50px rgba(15, 39, 71, .12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  line-height: 1.65;
}

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

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

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

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

.container {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.topbar {
  background: #0a203d;
  color: rgba(255,255,255,.82);
  font-size: 13px;
}

.topbar-inner,
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.topbar-inner {
  min-height: 36px;
}

.topbar-links {
  display: flex;
  gap: 18px;
}

.topbar a:hover {
  color: var(--amber);
}

.nav-shell {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,.96);
  border-bottom: 1px solid rgba(229,235,242,.9);
  backdrop-filter: blur(12px);
}

.nav-inner {
  min-height: 78px;
}

.brand {
  display: flex;
  align-items: center;
}

.brand img {
  max-width: 205px;
  max-height: 58px;
  object-fit: contain;
}

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

.nav-search {
  display: flex;
  align-items: center;
  width: 210px;
  height: 38px;
  margin-left: 8px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: #fff;
}

.nav-search input {
  width: 100%;
  min-width: 0;
  height: 100%;
  padding: 0 10px;
  border: 0;
  color: var(--ink);
  font: inherit;
  font-size: 14px;
}

.nav-search input:focus {
  outline: 0;
}

.nav-search button {
  flex: 0 0 46px;
  height: 100%;
  border: 0;
  color: #fff;
  background: var(--blue);
  font: inherit;
  font-size: 14px;
  font-weight: 800;
  cursor: pointer;
}

.site-nav > a,
.nav-item > a {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 0 15px;
  border-radius: 4px;
  color: #20344d;
  font-size: 15px;
  font-weight: 600;
}

.site-nav > a:hover,
.nav-item:hover > a,
.site-nav .active {
  color: var(--blue);
  background: #eef6ff;
}

.nav-item {
  position: relative;
}

.dropdown {
  position: absolute;
  top: calc(100% + 12px);
  left: 0;
  min-width: 150px;
  padding: 8px;
  background: var(--white);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: .2s ease;
}

.nav-item:hover .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown a {
  display: block;
  padding: 9px 12px;
  border-radius: 4px;
  color: #30435c;
  white-space: nowrap;
  font-size: 14px;
}

.dropdown a:hover {
  color: var(--blue);
  background: #f3f8ff;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 0;
  border-radius: 4px;
  background: var(--blue);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 5px auto;
  background: #fff;
}

.hero {
  position: relative;
  min-height: 650px;
  display: flex;
  align-items: center;
  overflow: hidden;
  color: #fff;
  background: var(--navy);
}

.hero-bg {
  position: absolute;
  inset: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .42;
}

.hero:before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(8,26,52,.95) 0%, rgba(8,38,79,.78) 44%, rgba(8,38,79,.2) 100%),
    radial-gradient(circle at 78% 24%, rgba(19,169,220,.48), transparent 34%);
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  align-items: center;
  gap: 70px;
  padding: 90px 0;
}

.eyebrow,
.section-kicker,
.page-hero span,
.course-hero span {
  display: inline-flex;
  align-items: center;
  color: var(--amber);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.hero h1 {
  margin-top: 14px;
  font-size: 78px;
  line-height: 1.02;
  letter-spacing: 0;
}

.hero-copy p {
  max-width: 680px;
  margin-top: 24px;
  color: rgba(255,255,255,.86);
  font-size: 19px;
  line-height: 1.85;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 24px;
  border: 1px solid transparent;
  border-radius: 4px;
  font-weight: 700;
  cursor: pointer;
  transition: .2s ease;
}

.btn-primary {
  background: var(--amber);
  color: #1d2632;
}

.btn-primary:hover {
  background: #ffc34b;
  transform: translateY(-2px);
}

.btn-ghost {
  color: #fff;
  border-color: rgba(255,255,255,.45);
  background: rgba(255,255,255,.08);
}

.btn-ghost:hover {
  border-color: #fff;
  background: rgba(255,255,255,.16);
}

.btn-ghost.dark {
  color: var(--navy);
  border-color: var(--line);
  background: #fff;
}

.btn-light {
  color: var(--navy);
  background: #fff;
}

.hero-panel {
  padding: 28px;
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.22);
  backdrop-filter: blur(16px);
}

.hero-panel h2 {
  font-size: 22px;
  margin-bottom: 18px;
}

.hero-panel li {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 0;
  border-top: 1px solid rgba(255,255,255,.16);
}

.hero-panel b {
  color: var(--amber);
  font-size: 22px;
  font-family: Arial, sans-serif;
}

.metrics {
  margin-top: -48px;
  position: relative;
  z-index: 2;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: #fff;
  box-shadow: var(--shadow);
}

.metric-grid div {
  min-height: 112px;
  padding: 26px;
  border-right: 1px solid var(--line);
}

.metric-grid div:last-child {
  border-right: 0;
}

.metric-grid strong {
  display: block;
  color: var(--blue);
  font-size: 28px;
  line-height: 1;
}

.metric-grid span {
  display: block;
  margin-top: 12px;
  color: var(--muted);
}

.section {
  padding: 88px 0;
}

.soft-section,
.teacher-section {
  background: var(--soft);
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.image-frame {
  position: relative;
  overflow: hidden;
  border-radius: 6px;
  box-shadow: var(--shadow);
}

.image-frame img {
  width: 100%;
  height: 390px;
  object-fit: cover;
}

.about-video-card,
.about-video-cover,
.about-video {
  display: block;
  width: 100%;
  height: 390px;
}

.about-video-card {
  position: relative;
  overflow: hidden;
  background: #000;
}

.about-video-cover {
  position: relative;
  padding: 0;
  border: 0;
  cursor: pointer;
}

.about-video-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: .25s ease;
}

.about-video-cover:hover img {
  opacity: .86;
  transform: scale(1.02);
}

.video-play-icon {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 74px;
  height: 74px;
  border-radius: 50%;
  background: rgba(20,101,192,.94);
  box-shadow: 0 18px 42px rgba(12,45,87,.28);
  transform: translate(-50%, -50%);
}

.video-play-icon:before {
  content: "";
  position: absolute;
  left: 30px;
  top: 23px;
  border-left: 22px solid #fff;
  border-top: 14px solid transparent;
  border-bottom: 14px solid transparent;
}

.about-video {
  display: none;
  object-fit: cover;
  background: #000;
}

.about-video-card.is-playing .about-video-cover {
  display: none;
}

.about-video-card.is-playing .about-video {
  display: block;
}

.section-copy h2,
.section-head h2,
.bank-copy h2,
.page-hero h1,
.course-hero h1,
.contact-info h2 {
  margin-top: 10px;
  color: var(--ink);
  font-size: 42px;
  line-height: 1.18;
}

.section-copy p,
.bank-copy p,
.contact-info p {
  margin-top: 18px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.9;
}

.feature-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 26px 0 22px;
}

.feature-list span,
.filter-tabs a {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: #fff;
  color: #36506d;
}

.text-link {
  display: inline-flex;
  align-items: center;
  color: var(--blue);
  font-weight: 800;
}

.text-link:after {
  content: ">";
  margin-left: 8px;
}

.qa-section {
  position: relative;
  overflow: hidden;
  background: #fff;
}

.qa-section:before {
  display: none;
}

.qa-section:after {
  display: none;
}

.qa-showcase {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 360px minmax(0, 1fr);
  gap: 42px;
  align-items: center;
}

.qa-intro {
  position: relative;
  padding-left: 24px;
}

.qa-intro:before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 6px;
  width: 4px;
  background: linear-gradient(180deg, var(--blue), var(--green));
  border-radius: 4px;
}

.qa-intro h2 {
  margin-top: 10px;
  color: var(--ink);
  font-size: 42px;
  line-height: 1.18;
}

.qa-intro p {
  margin-top: 18px;
  color: var(--muted);
  line-height: 1.9;
}

.qa-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 24px 0 26px;
}

.qa-tags span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  color: #22527f;
  background: #edf6ff;
  border: 1px solid #d7e9fa;
  border-radius: 4px;
  font-size: 13px;
  font-weight: 700;
}

.qa-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.qa-card {
  position: relative;
  min-height: 172px;
  padding: 22px 20px 20px;
  overflow: hidden;
  background: linear-gradient(180deg, #ffffff, #f7fbff);
  border: 1px solid var(--line);
  border-radius: 6px;
  box-shadow: 0 10px 26px rgba(21, 52, 86, .07);
  transition: .2s ease;
}

.qa-card:after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 86px;
  height: 5px;
  background: linear-gradient(90deg, var(--amber), var(--green));
}

.qa-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.qa-card span {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  margin-bottom: 14px;
  color: #fff;
  background: var(--blue);
  border-radius: 4px;
  font-size: 18px;
  font-weight: 900;
  font-family: Arial, sans-serif;
}

.qa-card h3 {
  position: relative;
  z-index: 1;
  color: var(--ink);
  font-size: 18px;
  line-height: 1.4;
}

.qa-card p {
  position: relative;
  z-index: 1;
  margin-top: 12px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
}

.info-duo {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: stretch;
  gap: 26px;
}

.info-panel {
  flex: 1 1 0;
  min-width: 0;
  padding: 30px;
  background: rgba(255,255,255,.92);
  border: 1px solid rgba(207, 223, 239, .9);
  border-radius: 8px;
  box-shadow: 0 16px 46px rgba(18, 61, 104, .09);
}

.info-panel-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 22px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

.info-panel-head h2 {
  margin-top: 8px;
  color: var(--ink);
  font-size: 30px;
  line-height: 1.25;
}

.info-panel-head .text-link {
  flex: 0 0 auto;
}

.info-list {
  display: grid;
  gap: 14px;
}

.info-row {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 14px;
  min-height: 118px;
  padding: 16px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 6px;
  transition: .2s ease;
}

.info-row:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 32px rgba(21, 52, 86, .1);
}

.info-row > span {
  display: grid;
  place-items: center;
  align-self: start;
  min-width: 44px;
  height: 44px;
  color: #fff;
  background: var(--blue);
  border-radius: 4px;
  font-weight: 900;
  line-height: 1;
  font-family: Arial, sans-serif;
}

.news-row > span {
  color: var(--blue);
  background: #edf6ff;
  border: 1px solid #d7e9fa;
  font-size: 13px;
}

.info-row h3 {
  max-width: 17em;
  color: var(--ink);
  font-size: 19px;
  line-height: 1.4;
  word-break: break-all;
}

.info-row p {
  max-width: 17em;
  margin-top: 8px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
  word-break: break-all;
}

.info-tabs {
  position: relative;
  z-index: 1;
}

.info-tabs-nav {
  display: flex;
  align-items: flex-end;
  gap: 48px;
  min-height: 48px;
  border-bottom: 1px solid #cfd8e3;
}

.info-tabs-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 48px;
  color: var(--ink);
  font-size: 24px;
  line-height: 1.2;
}

.info-tabs-nav a.active {
  color: var(--blue);
  font-weight: 900;
  border-bottom: 3px solid var(--blue);
}

.info-tabs-nav .more {
  margin-left: auto;
  display: grid;
  justify-items: end;
  align-content: center;
  gap: 2px;
  color: #7c8793;
  font-size: 16px;
}

.info-tabs-nav .more span {
  font-size: 14px;
  line-height: 1;
}

.info-feed {
  margin-top: 36px;
  padding: 30px;
  background: #f3f4f6;
}

.info-feed-list {
  display: grid;
  gap: 26px;
}

.info-feed-row {
  display: grid;
  grid-template-columns: 262px minmax(0, 1fr);
  gap: 24px;
  align-items: stretch;
  min-height: 176px;
  padding: 0;
  background: #fff;
  transition: .2s ease;
}

.info-feed-row:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 36px rgba(24, 54, 91, .12);
}

.info-feed-mark {
  display: grid;
  place-items: center;
  min-height: 176px;
  color: #fff;
  background:
    linear-gradient(135deg, rgba(12,45,87,.82), rgba(20,101,192,.78)),
    url("../../static/upload/image/20220323/1648017874202088.jpg") center/cover no-repeat;
  font-size: 28px;
  font-weight: 900;
}

.news-row .info-feed-mark {
  background:
    linear-gradient(135deg, rgba(19,183,131,.82), rgba(20,101,192,.7)),
    url("../../static/upload/image/20220323/1648017874202088.jpg") center/cover no-repeat;
  font-size: 26px;
}

.info-feed-body {
  min-width: 0;
  padding: 26px 28px 20px 0;
}

.info-feed-body h3 {
  color: var(--ink);
  font-size: 18px;
  line-height: 1.6;
  word-break: break-word;
}

.info-feed-body p {
  margin-top: 8px;
  color: #7b8794;
  font-size: 16px;
  line-height: 1.7;
  word-break: break-word;
}

.info-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  margin-top: 26px;
  color: var(--ink);
  font-size: 15px;
}

.bank-section {
  color: #fff;
  background:
    linear-gradient(135deg, #0d3c76 0%, #157fca 55%, #18a8d9 100%);
  overflow: hidden;
}

.bank-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 470px;
  align-items: center;
  gap: 54px;
}

.bank-copy h2,
.bank-copy p {
  color: #fff;
}

.bank-points {
  display: grid;
  gap: 14px;
  margin-top: 30px;
}

.bank-points div {
  padding: 18px 20px;
  background: rgba(255,255,255,.13);
  border: 1px solid rgba(255,255,255,.22);
}

.bank-points b {
  display: block;
  color: #fff36a;
  font-size: 20px;
}

.bank-points span {
  color: rgba(255,255,255,.84);
}

.bank-course-panel {
  padding: 18px;
  background: rgba(255,255,255,.13);
  border: 1px solid rgba(255,255,255,.24);
  border-radius: 6px;
  box-shadow: 0 24px 54px rgba(0, 36, 80, .18);
}

.bank-course-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}

.bank-course-head span {
  color: #fff36a;
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 1px;
}

.bank-course-head a {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 12px;
  color: #0d3c76;
  background: #fff;
  border-radius: 4px;
  font-size: 13px;
  font-weight: 800;
}

.bank-course-list {
  display: grid;
  gap: 14px;
}

.bank-course-card {
  display: grid;
  grid-template-columns: 132px minmax(0, 1fr);
  gap: 16px;
  align-items: stretch;
  padding: 12px;
  color: var(--ink);
  background: #fff;
  border-radius: 6px;
  transition: .2s ease;
}

.bank-course-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 38px rgba(0, 26, 62, .2);
}

.bank-course-card img {
  width: 100%;
  height: 100%;
  min-height: 128px;
  object-fit: cover;
  border-radius: 4px;
  background: #eaf3fb;
}

.bank-course-card div {
  min-width: 0;
  padding: 2px 0;
}

.bank-course-card span {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 0 8px;
  color: var(--blue);
  background: #eef6ff;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 800;
}

.bank-course-card h3 {
  margin-top: 8px;
  color: var(--ink);
  font-size: 19px;
  line-height: 1.35;
}

.bank-course-card p {
  margin-top: 8px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

.bank-course-card em {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  margin-top: 12px;
  padding: 0 14px;
  color: #fff;
  background: var(--amber);
  border-radius: 4px;
  font-style: normal;
  font-size: 13px;
  font-weight: 900;
}

.section-head {
  max-width: 720px;
  margin-bottom: 36px;
}

.section-head.with-link {
  max-width: none;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
}

.advantage-grid,
.value-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
}

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

.advantage-grid article,
.value-grid div,
.content-card,
.teacher-card,
.news-card,
.course-card,
.case-card,
.contact-form,
.contact-info {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 6px;
  box-shadow: 0 12px 32px rgba(21, 52, 86, .08);
}

.advantage-grid article,
.value-grid div {
  padding: 26px 22px;
}

.advantage-grid b,
.value-grid b {
  color: var(--green);
  font-size: 34px;
  line-height: 1;
  font-family: Arial, sans-serif;
}

.advantage-grid h3,
.value-grid h3 {
  margin-top: 18px;
  font-size: 20px;
}

.advantage-grid p,
.value-grid p {
  margin-top: 12px;
  color: var(--muted);
  font-size: 14px;
}

.teacher-grid,
.news-grid,
.course-grid,
.case-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

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

.course-grid,
.case-grid {
  grid-template-columns: repeat(3, 1fr);
}

.teacher-card,
.news-card,
.course-card,
.case-card {
  overflow: hidden;
  transition: .2s ease;
}

.teacher-card:hover,
.news-card:hover,
.course-card:hover,
.case-card:hover,
.article-row:hover,
.service-row:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.teacher-card img {
  width: 100%;
  aspect-ratio: 4 / 3.4;
  object-fit: cover;
}

.env-card img {
  aspect-ratio: 4 / 3;
}

.teacher-card div,
.news-body,
.course-card div,
.case-card div {
  padding: 20px;
}

.teacher-card h3,
.news-card h3,
.course-card h2,
.case-card h2,
.article-row h2,
.service-row h2 {
  color: var(--ink);
  font-size: 20px;
  line-height: 1.35;
}

.teacher-card p,
.news-card p,
.course-card p,
.case-card p,
.article-row p,
.service-row p {
  margin-top: 10px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
}

.news-card img,
.course-card img,
.case-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.news-body span,
.course-card span,
.article-row span,
.service-row span {
  display: block;
  margin-bottom: 10px;
  color: var(--blue);
  font-size: 13px;
  font-weight: 800;
}

.page-hero {
  padding: 96px 0;
  color: #fff;
  background:
    linear-gradient(110deg, rgba(9,34,67,.96), rgba(20,101,192,.82)),
    url("../../static/upload/image/20220323/1648017874202088.jpg") center/cover no-repeat;
}

.page-hero.compact {
  padding: 74px 0;
}

.page-hero h1,
.page-hero p {
  color: #fff;
}

.page-hero p {
  max-width: 740px;
  margin-top: 16px;
  color: rgba(255,255,255,.82);
}

.page-layout {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 32px;
  align-items: start;
}

.about-list-layout {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 30px;
  align-items: start;
}

.side-nav {
  position: sticky;
  top: 104px;
  padding: 22px;
  background: var(--soft);
  border: 1px solid var(--line);
}

.side-nav h2 {
  margin-bottom: 16px;
  font-size: 22px;
}

.side-nav a {
  display: block;
  padding: 12px 14px;
  border-radius: 4px;
  color: #38516d;
}

.side-nav a.active,
.side-nav a:hover {
  color: #fff;
  background: var(--blue);
}

.content-card {
  padding: 36px;
}

.cms-content {
  color: #3d4c60;
  font-size: 16px;
}

.cms-content p {
  margin: 0 0 18px;
  line-height: 1.9;
}

.cms-content img {
  height: auto !important;
  margin: 16px 0;
}

.article-list,
.service-list,
.qa-list {
  display: grid;
  gap: 18px;
}

.article-row,
.service-row {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 24px;
  align-items: center;
  padding: 18px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 6px;
  transition: .2s ease;
}

.article-row img,
.service-row img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: 4px;
}

.qa-list-row {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 18px;
  align-items: start;
  padding: 24px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 6px;
  transition: .2s ease;
}

.qa-list-row:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.qa-list-row > span {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  color: #fff;
  background: var(--blue);
  border-radius: 4px;
  font-size: 22px;
  font-weight: 900;
  font-family: Arial, sans-serif;
}

.qa-list-row h2 {
  color: var(--ink);
  font-size: 22px;
  line-height: 1.35;
}

.qa-list-row p {
  margin-top: 10px;
  color: var(--muted);
}

.pagebar {
  margin-top: 34px;
  text-align: center;
}

.pagination {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
}

.pagination a,
.pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 38px;
  height: 38px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: #fff;
  color: #42556e;
}

.pagination a:hover,
.pagination a.page-num-current {
  color: #fff;
  border-color: var(--blue);
  background: var(--blue);
}

.empty {
  padding: 46px;
  text-align: center;
  color: var(--muted);
  background: var(--soft);
  border: 1px dashed var(--line);
}


.search-page-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 110px;
  gap: 10px;
  margin-bottom: 28px;
}

.search-page-form input {
  width: 100%;
  height: 50px;
  padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--ink);
  font: inherit;
}

.search-page-form input:focus {
  outline: 0;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(20,101,192,.12);
}

.search-page-form button {
  height: 50px;
  border: 0;
  border-radius: 4px;
  color: #fff;
  background: var(--blue);
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}

.detail-wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 32px;
  align-items: start;
}

.detail-content {
  min-height: 360px;
}

.detail-side {
  position: sticky;
  top: 104px;
  padding: 24px;
  background: var(--soft);
  border: 1px solid var(--line);
}

.detail-side h2 {
  margin-bottom: 16px;
  font-size: 22px;
}

.detail-side a {
  display: block;
  padding: 13px 0;
  border-top: 1px solid var(--line);
  color: #334963;
  line-height: 1.55;
}

.detail-side a:hover {
  color: var(--blue);
}

.detail-side span {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

.course-hero {
  padding: 70px 0;
  background: linear-gradient(180deg, #f3f8ff, #fff);
}

.course-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 420px;
  gap: 50px;
  align-items: center;
}

.course-hero p {
  margin-top: 18px;
  color: var(--muted);
}

.course-hero img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 6px;
  box-shadow: var(--shadow);
}

.filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 28px;
}

.filter-tabs a:hover,
.filter-tabs a.active {
  color: #fff;
  border-color: var(--blue);
  background: var(--blue);
}

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  gap: 30px;
  align-items: start;
}

.contact-info,
.contact-form {
  padding: 34px;
}

.contact-form h2 {
  margin-bottom: 22px;
  font-size: 28px;
}

.contact-form label {
  display: block;
  margin-bottom: 16px;
}

.contact-form span {
  display: block;
  margin-bottom: 8px;
  color: #41536c;
  font-weight: 700;
}

.contact-form input {
  width: 100%;
  height: 48px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--ink);
  font: inherit;
}

.contact-form input:focus {
  outline: 0;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(20,101,192,.12);
}

.code-row {
  display: grid !important;
  grid-template-columns: 1fr 110px;
  gap: 12px;
}

.code-row span {
  grid-column: 1 / -1;
}

.code-row img {
  height: 48px;
  width: 110px;
  object-fit: cover;
  border: 1px solid var(--line);
  cursor: pointer;
}

.narrow {
  max-width: 760px;
}

.contact-form.wide {
  max-width: 760px;
  margin: 0 auto;
}

.site-footer {
  color: rgba(255,255,255,.78);
  background: #091d36;
}

.footer-cta {
  background: linear-gradient(90deg, var(--blue), var(--green));
}

.footer-cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  padding: 42px 0;
}

.footer-cta span {
  color: #fff5bf;
  font-weight: 800;
}

.footer-cta h2 {
  margin-top: 8px;
  color: #fff;
  font-size: 28px;
}

.footer-main {
  padding: 54px 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.35fr .75fr .75fr 1.2fr;
  gap: 34px;
}

.footer-brand img {
  max-width: 185px;
  max-height: 58px;
  object-fit: contain;
  filter: brightness(1.08);
}

.footer-brand p {
  margin-top: 18px;
  max-width: 340px;
}

.footer-col h3,
.footer-contact h3 {
  margin-bottom: 14px;
  color: #fff;
  font-size: 18px;
}

.footer-col a,
.footer-contact p {
  display: block;
  margin-top: 9px;
  color: rgba(255,255,255,.7);
}

.footer-col a:hover {
  color: #fff;
}

.footer-qrcodes {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.footer-qrcode {
  width: 86px;
}

.footer-qrcode img,
.footer-qrcode span {
  display: grid;
  place-items: center;
  width: 86px;
  height: 86px;
  padding: 6px;
  background: #fff;
  border-radius: 4px;
  color: #6b7788;
  font-size: 13px;
  object-fit: contain;
}

.footer-qrcode b {
  display: block;
  margin-top: 7px;
  color: rgba(255,255,255,.86);
  font-size: 13px;
  text-align: center;
}

.footer-bottom {
  padding: 18px 0;
  border-top: 1px solid rgba(255,255,255,.1);
  color: rgba(255,255,255,.5);
  font-size: 13px;
  text-align: center;
}

.footer-bottom a {
  color: rgba(255,255,255,.68);
}

.float-actions {
  position: fixed;
  right: 18px;
  bottom: 24px;
  z-index: 40;
  display: grid;
  gap: 8px;
}

.float-actions a {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 4px;
  background: var(--blue);
  color: #fff;
  font-size: 13px;
  box-shadow: 0 12px 24px rgba(20,101,192,.22);
}

@media (max-width: 1100px) {
  .hero-inner,
  .bank-grid,
  .course-hero-grid {
    grid-template-columns: 1fr;
  }

  .hero-panel {
    max-width: 520px;
  }

  .qa-showcase {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .info-duo {
    flex-direction: column;
  }

  .info-tabs-nav {
    flex-wrap: wrap;
    gap: 8px 24px;
  }

  .info-tabs-nav .more {
    margin-left: 0;
    justify-items: start;
  }

  .info-feed-row {
    grid-template-columns: 180px minmax(0, 1fr);
  }

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

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

@media (max-width: 860px) {
  .topbar {
    display: none;
  }

  .nav-inner {
    min-height: 66px;
  }

  .brand img {
    max-width: 168px;
  }

  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: fixed;
    top: 66px;
    left: 0;
    right: 0;
    display: none;
    max-height: calc(100vh - 66px);
    overflow-y: auto;
    padding: 14px 20px 24px;
    background: #fff;
    border-top: 1px solid var(--line);
    box-shadow: var(--shadow);
  }

  body.nav-open .site-nav {
    display: block;
  }

  .site-nav > a,
  .nav-item > a {
    min-height: 44px;
    padding: 0 12px;
  }

  .nav-search {
    width: 100%;
    margin: 10px 0 0;
  }

  .dropdown {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    display: grid;
    box-shadow: none;
    border: 0;
    padding: 0 0 8px 14px;
  }

  .hero {
    min-height: auto;
  }

  .hero-inner {
    padding: 78px 0;
  }

  .hero h1 {
    font-size: 50px;
  }

  .metric-grid,
  .split,
  .value-grid,
  .qa-grid,
  .news-grid,
  .page-layout,
  .about-list-layout,
  .detail-wrap,
  .contact-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .metrics {
    margin-top: 0;
  }

  .metric-grid div {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .section {
    padding: 58px 0;
  }

  .section-copy h2,
  .section-head h2,
  .qa-intro h2,
  .bank-copy h2,
  .page-hero h1,
  .course-hero h1 {
    font-size: 32px;
  }

  .side-nav,
  .detail-side {
    position: static;
  }

  .article-row,
  .service-row {
    grid-template-columns: 1fr;
  }

  .footer-cta-inner {
    display: block;
  }

  .footer-cta .btn {
    margin-top: 20px;
  }
}

@media (max-width: 560px) {
  .container {
    width: min(100% - 24px, 1180px);
  }

  .hero h1 {
    font-size: 42px;
  }

  .hero-copy p {
    font-size: 16px;
  }

  .hero-actions,
  .section-head.with-link {
    display: block;
  }

  .hero-actions .btn,
  .section-head.with-link .text-link {
    margin-top: 12px;
  }

  .qa-section:after {
    display: none;
  }

  .qa-intro {
    padding-left: 18px;
  }

  .qa-card {
    min-height: 0;
  }

  .info-panel {
    padding: 22px 16px;
  }

  .info-panel-head {
    display: block;
  }

  .info-panel-head .text-link {
    margin-top: 10px;
  }

  .info-row {
    grid-template-columns: 38px minmax(0, 1fr);
    min-height: 0;
    padding: 14px;
  }

  .info-row > span {
    min-width: 38px;
    height: 38px;
  }

  .info-feed {
    padding: 18px;
  }

  .info-feed-row {
    grid-template-columns: 1fr;
  }

  .info-feed-row:nth-child(n+2),
  .teacher-section .teacher-card:nth-child(n+2) {
    display: none;
  }

  .info-feed-mark {
    min-height: 120px;
  }

  .info-feed-body {
    padding: 18px;
  }

  .info-meta {
    margin-top: 16px;
  }

  .advantage-grid,
  .teacher-grid,
  .course-grid,
  .case-grid {
    grid-template-columns: 1fr;
  }

  .image-frame img {
    height: 250px;
  }

  .about-video-card,
  .about-video-cover,
  .about-video {
    height: 250px;
  }

  .video-play-icon {
    width: 60px;
    height: 60px;
  }

  .video-play-icon:before {
    left: 25px;
    top: 19px;
    border-left-width: 18px;
    border-top-width: 11px;
    border-bottom-width: 11px;
  }

  .bank-course-panel {
    padding: 14px;
  }

  .bank-course-card {
    grid-template-columns: 1fr;
  }

  .bank-course-card img {
    height: auto;
    aspect-ratio: 16 / 9;
    min-height: 0;
  }

  .content-card,
  .contact-form,
  .contact-info {
    padding: 24px 18px;
  }

  .search-page-form {
    grid-template-columns: 1fr;
  }

  .float-actions {
    right: 10px;
    bottom: 12px;
  }
}