:root {
  --bg: #f4efe6;
  --surface: rgba(255, 250, 242, 0.82);
  --surface-strong: #fffaf3;
  --ink: #132521;
  --muted: #5f6f69;
  --brand: #0f7f68;
  --brand-deep: #083d37;
  --accent: #c45b37;
  --accent-soft: #e8b18d;
  --blue: #2d64e3;
  --purple: #8a35e6;
  --line: rgba(19, 37, 33, 0.12);
  --shadow: 0 20px 60px rgba(15, 36, 32, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(196, 91, 55, 0.16), transparent 26%),
    radial-gradient(circle at top right, rgba(15, 127, 104, 0.16), transparent 32%),
    linear-gradient(180deg, #f7f3eb 0%, #f1ece2 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.16) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.16) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.5), transparent 70%);
  opacity: 0.3;
}

.site-shell {
  position: relative;
  z-index: 1;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px 5vw;
  backdrop-filter: blur(12px);
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid rgba(17, 24, 39, 0.1);
}

.brand {
  display: flex;
  align-items: center;
  gap: 16px;
  text-decoration: none;
  color: inherit;
}

.brand-logo {
  width: 58px;
  height: 58px;
  border-radius: 16px;
  object-fit: cover;
  background: #fff;
  box-shadow: 0 10px 24px rgba(19, 37, 33, 0.08);
}

.brand-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.brand-text strong {
  font-size: 0.98rem;
  font-weight: 700;
  color: #1f66d1;
}

.brand-meta {
  font-size: 0.82rem;
  color: #5b6b88;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 20px;
}

.site-nav a {
  position: relative;
  text-decoration: none;
  color: #161616;
  font-size: 0.98rem;
  font-weight: 500;
  white-space: nowrap;
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 100%;
  height: 2px;
  background: #1f66d1;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after {
  transform: scaleX(1);
}

.nav-toggle {
  display: none;
  width: 48px;
  height: 48px;
  border: 1px solid rgba(17, 24, 39, 0.1);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.96);
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 6px auto;
  background: var(--ink);
}

.hero,
.content-section,
.site-footer {
  padding-left: 5vw;
  padding-right: 5vw;
}

.hero {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 36px;
  align-items: center;
  min-height: calc(100vh - 90px);
  padding-top: 54px;
  padding-bottom: 72px;
}

.hero-overview {
  display: block;
  min-height: auto;
  padding-top: 34px;
  padding-bottom: 52px;
  background:
    radial-gradient(circle at top left, rgba(88, 175, 151, 0.16), transparent 28%),
    radial-gradient(circle at bottom right, rgba(196, 91, 55, 0.12), transparent 24%),
    linear-gradient(180deg, rgba(12, 70, 61, 0.98), rgba(8, 48, 42, 0.98));
}

.hero-overview .section-heading {
  max-width: none;
  margin-bottom: 28px;
}

.hero-overview .section-heading::after {
  content: "";
  display: block;
  width: 42px;
  height: 4px;
  margin: 14px auto 0;
  border-radius: 999px;
  background: rgba(15, 127, 104, 0.35);
}

.hero.hero-overview h1 {
  max-width: none;
  font-size: clamp(2.1rem, 4vw, 3.2rem);
  color: #f4fbf8;
  line-height: 1.15;
  white-space: nowrap;
}

.hero-overview-layout {
  align-items: center;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.8rem;
  font-weight: 700;
}

.hero h1,
.section-heading h2,
.table-heading h3,
.card-title h3,
.section-mini-heading h3 {
  margin: 0;
  font-family: "Noto Serif SC", "Source Han Serif SC", "Songti SC", serif;
}

.hero h1 {
  font-size: clamp(2.7rem, 6vw, 5rem);
  line-height: 1.08;
  max-width: 9ch;
}

.hero-text,
.section-heading p,
.overview-card p,
.team-card p,
.level-card p,
.meta-card p,
.timeline-item p,
.about-card li,
.table-heading p,
.table-note {
  color: var(--muted);
  line-height: 1.8;
  font-size: 1rem;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 156px;
  padding: 14px 22px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(19, 37, 33, 0.15);
}

.button-primary {
  background: linear-gradient(135deg, var(--brand), var(--brand-deep));
  color: #fff;
}

.button-secondary {
  border: 1px solid rgba(19, 37, 33, 0.14);
  background: rgba(255, 255, 255, 0.6);
  color: var(--ink);
}

.hero-panel {
  position: relative;
}

.hero-panel::before {
  content: "";
  position: absolute;
  inset: 10% -6% auto auto;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(196, 91, 55, 0.25), transparent 68%);
  filter: blur(8px);
}

.hero-card,
.overview-card,
.team-card,
.level-card,
.table-shell,
.requirement-card,
.certificate-panel,
.meta-card,
.timeline-item,
.about-card {
  border: 1px solid rgba(19, 37, 33, 0.09);
  background: var(--surface);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow);
}

.hero-card {
  position: relative;
  border-radius: 28px;
  padding: 24px;
}

.hero-card span,
.team-role {
  display: inline-block;
  margin-bottom: 8px;
  color: var(--accent);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 700;
}

.hero-card strong {
  display: block;
  font-size: 1.2rem;
  margin-bottom: 10px;
}

.hero-card-large {
  padding: 30px;
  margin-bottom: 18px;
  background: linear-gradient(135deg, rgba(15, 91, 82, 0.92), rgba(10, 61, 56, 0.92));
  color: #f8f3ea;
}

.hero-card-large p,
.hero-card-large span {
  color: rgba(248, 243, 234, 0.82);
}

.hero-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.content-section {
  padding-top: 92px;
  padding-bottom: 92px;
}

.section-dark {
  background:
    linear-gradient(180deg, rgba(13, 49, 45, 0.98), rgba(9, 36, 33, 0.98)),
    linear-gradient(135deg, rgba(196, 91, 55, 0.12), transparent 40%);
  color: #f7efe3;
}

.section-dark .section-heading p,
.section-dark .overview-card p,
.section-dark .level-card p,
.section-dark .about-card li,
.section-dark .about-card span,
.section-dark .number-points li {
  color: rgba(247, 239, 227, 0.82);
}

.section-dark .overview-card,
.section-dark .level-card,
.section-dark .about-card {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.1);
}

.section-goals {
  background:
    radial-gradient(circle at top left, rgba(88, 175, 151, 0.16), transparent 28%),
    radial-gradient(circle at bottom right, rgba(196, 91, 55, 0.12), transparent 24%),
    linear-gradient(180deg, rgba(12, 70, 61, 0.98), rgba(8, 48, 42, 0.98));
  color: #eef8f4;
}

.section-goals .eyebrow {
  color: #8ecfbe;
}

.section-goals .section-heading h2 {
  color: #f4fbf8;
}

.project-goal-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 32px;
}

.goal-card {
  min-height: 390px;
  padding: 42px 28px 34px;
  border-radius: 28px;
  border: 1px solid rgba(205, 234, 225, 0.18);
  background: rgba(255, 251, 246, 0.98);
  box-shadow: 0 22px 48px rgba(4, 31, 27, 0.22);
}

.goal-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 66px;
  height: 66px;
  margin-bottom: 30px;
  border-radius: 50%;
  background: rgba(255, 132, 30, 0.14);
  color: #ff7b16;
  font-size: 1.55rem;
  font-weight: 700;
}

.goal-card h3 {
  margin: 0 0 24px;
  color: #151515;
  font-size: 2rem;
  line-height: 1.2;
  font-family: "Noto Serif SC", "Source Han Serif SC", "Songti SC", serif;
}

.goal-list {
  display: grid;
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.goal-list li {
  position: relative;
  padding-left: 30px;
  color: #1a1a1a;
  line-height: 1.75;
  font-size: 1.02rem;
}

.goal-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.56em;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: linear-gradient(135deg, #43d39e, #29bf85);
  box-shadow: 0 0 0 4px rgba(67, 211, 158, 0.18);
}

.section-accent {
  background:
    linear-gradient(180deg, rgba(232, 177, 141, 0.2), rgba(255, 255, 255, 0)),
    linear-gradient(180deg, rgba(255, 252, 247, 0.74), rgba(255, 247, 240, 0.86));
}

.section-soft {
  background:
    linear-gradient(180deg, rgba(15, 127, 104, 0.06), rgba(255, 255, 255, 0)),
    linear-gradient(180deg, rgba(255, 252, 247, 0.88), rgba(255, 248, 242, 0.88));
}

.section-heading {
  max-width: 820px;
  margin-bottom: 36px;
}

.section-heading-centered {
  max-width: none;
  text-align: center;
}

.section-heading h2 {
  font-size: clamp(2.1rem, 4vw, 3.2rem);
  line-height: 1.15;
  margin-bottom: 12px;
}

.overview-layout,
.requirements-layout,
.about-layout {
  display: grid;
  grid-template-columns: 1fr 0.95fr;
  gap: 28px;
  align-items: start;
}

.about-panels {
  display: grid;
  grid-template-columns: 1.12fr 0.88fr;
  gap: 28px;
  align-items: stretch;
}

.overview-card,
.team-card,
.requirement-card,
.certificate-panel,
.about-card {
  border-radius: 28px;
  padding: 30px;
}

.hero-overview-layout .overview-card {
  padding: 24px 26px;
}

.card-title,
.table-heading {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}

.icon-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(15, 127, 104, 0.18), rgba(255, 255, 255, 0.18));
  color: #8ed8cb;
  font-weight: 800;
}

.number-points {
  display: grid;
  gap: 12px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.number-points li {
  display: flex;
  align-items: center;
  gap: 14px;
}

.number-points span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: #b9f0de;
  color: var(--brand);
  font-weight: 700;
  flex: 0 0 28px;
}

.level-stack,
.expert-grid,
.timeline,
.certificate-meta {
  display: grid;
  gap: 22px;
}

.level-card {
  display: grid;
  grid-template-columns: 84px 1fr;
  gap: 18px;
  align-items: center;
  border-radius: 26px;
  padding: 20px 24px;
}

.level-no {
  font-size: 2.9rem;
  font-weight: 800;
  color: rgba(227, 236, 247, 0.9);
  line-height: 1;
}

.level-card h3,
.meta-card h4 {
  margin: 0 0 8px;
  font-size: 1.9rem;
  font-family: "Noto Serif SC", "Source Han Serif SC", "Songti SC", serif;
}

.level-card h3 {
  font-size: 1.45rem;
}

.hero-overview-layout .level-stack {
  gap: 16px;
}

.expert-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 26px;
}

.expert-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-radius: 28px;
  padding: 0;
  background: rgba(255, 255, 255, 0.82);
}

.expert-photo {
  width: 100%;
  height: 290px;
  min-height: 0;
  object-fit: cover;
  object-position: center top;
  border-radius: 0;
  background: #e9edf1;
}

.expert-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 22px 20px 24px;
}

.expert-body h3 {
  margin: 0;
  font-size: 1.42rem;
  font-family: "Noto Serif SC", "Source Han Serif SC", "Songti SC", serif;
}

.expert-title {
  margin: 6px 0 12px;
  color: var(--brand);
  font-weight: 700;
  font-size: 0.9rem;
}

.expert-points {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.65;
  font-size: 0.9rem;
}

.expert-points li + li {
  margin-top: 6px;
}

.table-block {
  margin-top: 34px;
  padding-left: 18px;
  border-left: 4px solid var(--brand);
}

.table-block-blue {
  border-left-color: var(--blue);
}

.table-block-purple {
  border-left-color: var(--purple);
}

.table-heading h3 {
  font-size: clamp(1.55rem, 2.8vw, 2.1rem);
  line-height: 1.2;
}

.table-heading p {
  margin: 0;
}

.table-shell {
  overflow: hidden;
  border-radius: 28px;
}

.table-block-green .table-shell {
  border-color: rgba(15, 127, 104, 0.18);
}

.table-block-blue .table-shell {
  border-color: rgba(45, 100, 227, 0.18);
}

.table-block-purple .table-shell {
  border-color: rgba(138, 53, 230, 0.18);
}

.course-table {
  width: 100%;
  border-collapse: collapse;
  background: rgba(255, 255, 255, 0.68);
}

.course-table thead th {
  padding: 20px 22px;
  text-align: left;
  font-size: 1rem;
  color: var(--ink);
}

.table-block-green .course-table thead {
  background: rgba(218, 246, 237, 0.92);
}

.table-block-blue .course-table thead {
  background: rgba(223, 234, 254, 0.92);
}

.table-block-purple .course-table thead {
  background: rgba(243, 233, 255, 0.92);
}

.course-table td {
  padding: 20px 22px;
  border-top: 1px solid rgba(19, 37, 33, 0.08);
  color: #243b55;
}

.course-table th:last-child,
.course-table td:last-child {
  text-align: right;
  width: 140px;
}

.course-table tfoot td {
  font-weight: 700;
  background: rgba(246, 249, 248, 0.9);
}

.table-block-green .course-table tfoot td {
  color: var(--brand);
}

.table-block-blue .course-table tfoot td {
  color: #1544b3;
}

.table-block-purple .course-table tfoot td {
  color: #6a21bd;
}

.table-note {
  margin: 12px 8px 0 0;
  text-align: right;
  font-style: italic;
}

.requirements-layout {
  align-items: stretch;
}

.requirements-column {
  display: grid;
  gap: 24px;
}

.requirement-green {
  border-color: rgba(15, 127, 104, 0.18);
}

.requirement-purple {
  border-color: rgba(138, 53, 230, 0.18);
}

.icon-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--brand), #3dd8b6);
  box-shadow: 0 0 0 6px rgba(15, 127, 104, 0.08);
}

.requirement-purple .icon-dot {
  background: linear-gradient(135deg, var(--purple), #c17fff);
  box-shadow: 0 0 0 6px rgba(138, 53, 230, 0.08);
}

.card-title h3 {
  font-size: 1.5rem;
}

.rule-list {
  margin: 0;
  padding-left: 0;
  list-style: none;
  display: grid;
  gap: 12px;
  color: #30454f;
  line-height: 1.8;
}

.rule-list li {
  position: relative;
  padding-left: 2.6em;
}

.rule-list li::before {
  content: "（" counter(item) "）";
  counter-increment: item;
  position: absolute;
  left: 0;
  top: 0;
  color: #49606a;
}

.rule-list {
  counter-reset: item;
}

.card-note {
  margin: 20px 0 0;
  color: #73858f;
  font-style: italic;
}

.certificate-panel {
  height: 100%;
}

.section-mini-heading {
  margin-bottom: 18px;
}

.section-mini-heading h3 {
  font-size: 1.8rem;
}

.certificate-showcase {
  margin-bottom: 24px;
}

.certificate-image {
  display: block;
  width: 100%;
  border-radius: 28px;
  background: #fff;
  box-shadow: 0 18px 40px rgba(19, 37, 33, 0.12);
}

.meta-card {
  border-radius: 20px;
  padding: 22px 24px;
}

.meta-card h4 {
  font-size: 1.15rem;
}

.timeline-item {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 20px;
  align-items: start;
  border-radius: 24px;
  padding: 24px;
}

.timeline-step {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  border-radius: 18px;
  background: linear-gradient(135deg, var(--brand), var(--accent));
  color: #fff;
  font-size: 1.2rem;
  font-weight: 700;
}

.timeline-item h3,
.about-card h3 {
  margin: 0 0 10px;
  font-size: 1.2rem;
}

.about-intro,
.about-info,
.consult-card {
  display: grid;
  gap: 18px;
}

.about-intro p,
.about-info p,
.consult-card p {
  margin: 0;
  color: rgba(247, 239, 227, 0.82);
  line-height: 1.85;
}

.consult-card {
  grid-column: 1 / -1;
}

.consult-layout {
  display: grid;
  grid-template-columns: 0.95fr 1.25fr 0.82fr;
  gap: 20px;
  align-items: start;
}

.consult-info,
.price-box {
  padding: 20px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.06);
}

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

.info-item {
  display: grid;
  gap: 6px;
}

.info-label {
  color: rgba(247, 239, 227, 0.62);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.info-item strong,
.info-item a {
  color: #f7efe3;
  font-size: 1.08rem;
  text-decoration: none;
  word-break: break-word;
}

.about-quote {
  display: inline-flex;
  align-items: center;
  padding: 14px 18px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.08);
  color: #f7efe3;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.price-box p {
  color: rgba(247, 239, 227, 0.86);
  line-height: 1.75;
}

.qr-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.qr-card {
  margin: 0;
  padding: 16px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.06);
  text-align: center;
}

.qr-card img {
  display: block;
  width: 100%;
  max-width: 220px;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  margin: 0 auto 12px;
  border-radius: 14px;
  background: #fff;
}

.qr-card figcaption {
  color: rgba(247, 239, 227, 0.88);
  font-size: 0.95rem;
}

.price-box {
  align-self: stretch;
}

.price-box h4 {
  margin: 0 0 10px;
  font-size: 1.02rem;
  color: #f7efe3;
}

.price-box p strong {
  display: block;
  margin-top: 2px;
  color: #9ee6d4;
  font-size: 1.18rem;
}

.about-card ul {
  margin: 0 0 24px;
  padding-left: 18px;
}

.about-meta {
  display: grid;
  gap: 10px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.site-footer {
  padding-top: 30px;
  padding-bottom: 36px;
  color: var(--muted);
  text-align: center;
}

.site-footer a {
  color: inherit;
  text-decoration: none;
}

.site-footer a:hover,
.site-footer a:focus-visible {
  text-decoration: underline;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1100px) {
  .hero,
  .overview-layout,
  .requirements-layout,
  .about-layout {
    grid-template-columns: 1fr;
  }

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

  .project-goal-grid {
    grid-template-columns: 1fr;
  }

  .about-panels {
    grid-template-columns: 1fr;
  }

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

  .hero {
    min-height: auto;
    padding-top: 40px;
  }

  .hero h1 {
    max-width: none;
  }

  .hero-overview h1 {
    white-space: normal;
  }

  .level-card {
    grid-template-columns: 72px 1fr;
  }
}

@media (max-width: 960px) {
  .expert-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

  .site-nav {
    position: absolute;
    top: calc(100% + 8px);
    right: 5vw;
    left: 5vw;
    display: none;
    flex-direction: column;
    align-items: flex-start;
    padding: 18px;
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.98);
    border: 1px solid rgba(17, 24, 39, 0.08);
    box-shadow: var(--shadow);
  }

  .site-nav.is-open {
    display: flex;
  }

  .nav-toggle {
    display: inline-block;
  }

  .course-table th:last-child,
  .course-table td:last-child {
    width: 100px;
  }
}

@media (max-width: 640px) {
  .topbar,
  .hero,
  .content-section,
  .site-footer {
    padding-left: 20px;
    padding-right: 20px;
  }

  .hero-actions {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .hero-grid,
  .timeline-item {
    grid-template-columns: 1fr;
  }

  .expert-card {
    border-radius: 24px;
  }

  .expert-photo {
    height: 310px;
  }

  .table-block {
    padding-left: 12px;
  }

  .table-shell {
    overflow-x: auto;
  }

  .course-table {
    min-width: 560px;
  }

  .level-card {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .level-no {
    font-size: 2.6rem;
  }
}