:root {
  --bg: #f4f7fb;
  --bg-soft: #eef3f8;
  --panel: #ffffff;
  --text: #0f172a;
  --muted: #475569;
  --line: rgba(148, 163, 184, 0.24);
  --blue: #2563eb;
  --blue-dark: #1e3a8a;
  --cyan: #06b6d4;
  --green: #10b981;
  --purple: #7c3aed;
  --pink: #ec4899;
  --shadow: 0 12px 28px rgba(15, 23, 42, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  color: var(--text);
  background: linear-gradient(180deg, #f4f7fb 0%, #eef3f8 100%);
}

body,
button,
input {
  font-size: 16px;
}

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

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

button {
  font-family: inherit;
}

.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;
}

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

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  height: 78px;
  color: #ffffff;
  transition: background 0.25s ease, box-shadow 0.25s ease, color 0.25s ease;
}

.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.95);
  color: var(--text);
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.08);
  backdrop-filter: blur(12px);
}

.site-header.subpage-header {
  color: var(--text);
  background: rgba(255, 255, 255, 0.97);
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.07);
  backdrop-filter: blur(12px);
}

.site-header.subpage-header .icon-btn {
  border-color: var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 28px;
  height: 100%;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 188px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 8px;
  color: #ffffff;
  font-weight: 800;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  box-shadow: 0 8px 18px rgba(37, 99, 235, 0.24);
}

.brand-mark--image {
  overflow: hidden;
  padding: 0;
  background: #ffffff;
  border: 1px solid rgba(148, 163, 184, 0.28);
  box-shadow: none;
}

.brand-mark--image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  border-radius: 6px;
}

.brand strong {
  display: block;
  font-size: 22px;
  line-height: 1.1;
  letter-spacing: 0;
  white-space: nowrap;
}

.brand small {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  opacity: 0.78;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
}

.main-nav a {
  position: relative;
  padding: 12px 14px;
  font-size: 15px;
  color: inherit;
  opacity: 0.88;
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 6px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
  transform: scaleX(0);
  transition: transform 0.2s ease;
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.icon-btn,
.nav-toggle {
  border: 0;
  color: inherit;
  background: transparent;
  cursor: pointer;
}

.icon-btn {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.26);
}

.site-header.is-scrolled .icon-btn {
  border-color: var(--line);
}

.icon-search {
  width: 17px;
  height: 17px;
  border: 2px solid currentColor;
  border-radius: 50%;
  position: relative;
}

.icon-search::after {
  content: "";
  position: absolute;
  width: 8px;
  height: 2px;
  right: -7px;
  bottom: -4px;
  background: currentColor;
  transform: rotate(45deg);
  border-radius: 2px;
}

.login-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 72px;
  height: 40px;
  border-radius: 8px;
  font-weight: 700;
  color: #ffffff;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  box-shadow: 0 8px 18px rgba(37, 99, 235, 0.22);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  margin-left: auto;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  margin: 5px auto;
  background: currentColor;
  border-radius: 3px;
}

.search-panel {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding-top: 120px;
  background: rgba(15, 23, 42, 0.72);
}

.search-panel.is-open {
  display: flex;
}

.search-form {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 10px;
  width: min(720px, calc(100% - 40px));
  padding: 14px;
  border-radius: 8px;
  background: #ffffff;
}

.search-form input {
  min-width: 0;
  height: 50px;
  padding: 0 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  outline: 0;
}

.search-form button {
  height: 50px;
  border: 0;
  border-radius: 8px;
  padding: 0 22px;
  color: #ffffff;
  background: var(--blue);
  cursor: pointer;
}

.search-form .search-close {
  width: 50px;
  padding: 0;
  color: var(--text);
  background: #eef2f7;
  font-size: 28px;
}

.hero {
  position: relative;
  min-height: 680px;
  display: flex;
  align-items: center;
  overflow: hidden;
  color: #ffffff;
  background: #0f172a;
}

.hero-slider,
.hero-slide,
.hero-overlay {
  position: absolute;
  inset: 0;
}

.hero-slide {
  opacity: 0;
  background-size: cover;
  background-position: center;
  transition: opacity 0.8s ease;
  transform: scale(1.02);
}

.hero-slide.active {
  opacity: 1;
}

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(10, 18, 38, 0.86) 0%, rgba(10, 18, 38, 0.58) 46%, rgba(10, 18, 38, 0.28) 100%),
    linear-gradient(180deg, rgba(10, 18, 38, 0.12), rgba(10, 18, 38, 0.42));
}

.hero-content {
  position: relative;
  z-index: 2;
  padding-top: 70px;
  padding-right: 360px;
}

.eyebrow,
.section-kicker {
  margin: 0 0 12px;
  color: var(--cyan);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 720px;
  margin: 0;
  font-size: clamp(42px, 5.4vw, 68px);
  line-height: 1.05;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 680px;
  margin: 24px 0 0;
  font-size: 18px;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.86);
}

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

.primary-btn,
.ghost-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  padding: 0 26px;
  border-radius: 8px;
  font-weight: 800;
}

.primary-btn {
  color: #ffffff;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  box-shadow: 0 14px 26px rgba(37, 99, 235, 0.28);
}

.ghost-btn {
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.42);
  background: rgba(255, 255, 255, 0.08);
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 40px;
}

.hero-stats span {
  min-width: 150px;
  padding: 14px 16px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: rgba(255, 255, 255, 0.84);
}

.hero-stats strong {
  display: block;
  margin-bottom: 4px;
  color: #ffffff;
  font-size: 24px;
}

.hero-emblem {
  position: absolute;
  z-index: 3;
  right: max(40px, calc((100vw - 1180px) / 2));
  top: 50%;
  width: 300px;
  padding: 18px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid rgba(226, 232, 240, 0.9);
  box-shadow: none;
  transform: translateY(-42%);
}

.hero-emblem::before,
.hero-emblem::after {
  content: none;
}

.hero-emblem::before {
  width: 74px;
  height: 74px;
  right: -22px;
  top: -22px;
}

.hero-emblem::after {
  width: 42px;
  height: 42px;
  left: -14px;
  bottom: -14px;
}

.hero-emblem img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 8px;
}

.hero-emblem span {
  display: block;
  margin-top: 12px;
  color: var(--blue-dark);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.05em;
  text-align: center;
  text-transform: uppercase;
}

.hero-dots {
  position: absolute;
  z-index: 4;
  left: 50%;
  bottom: 28px;
  display: flex;
  gap: 8px;
  transform: translateX(-50%);
}

.hero-dots button {
  width: 28px;
  height: 4px;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.42);
  cursor: pointer;
}

.hero-dots button.active {
  background: #ffffff;
}

.service-strip,
.academic-section,
.teachers-section,
.process-section,
.about-section {
  padding: 88px 0;
}

.section-title-row,
.section-heading {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 28px;
  margin-bottom: 28px;
}

.section-heading {
  display: block;
  text-align: center;
  max-width: 720px;
  margin: 0 auto 38px;
}

.section-heading.compact {
  margin-bottom: 28px;
}

.section-title-row h2,
.section-heading h2,
.about-copy h2 {
  margin: 0;
  font-size: clamp(30px, 4vw, 46px);
  line-height: 1.15;
}

.section-title-row p:not(.section-kicker),
.section-heading p:not(.section-kicker),
.about-copy p {
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.8;
}

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

.hot-card {
  position: relative;
  min-height: 230px;
  padding: 24px;
  border-radius: 8px;
  color: var(--text);
  overflow: hidden;
  border: 1px solid var(--line);
  background: #ffffff;
  box-shadow: var(--shadow);
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.hot-card::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 4px;
  background: var(--hot-gradient);
}

.hot-card:hover {
  transform: translateY(-4px);
  border-color: rgba(37, 99, 235, 0.28);
  box-shadow: 0 16px 34px rgba(15, 23, 42, 0.10);
}

.hot-icon {
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  margin-bottom: 18px;
  border-radius: 8px;
  color: #ffffff;
  background: var(--hot-gradient);
}

.hot-icon svg {
  width: 29px;
  height: 29px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.hot-card .hot-label,
.hot-card em {
  display: block;
  font-style: normal;
  color: var(--muted);
}

.hot-card .hot-label {
  color: var(--blue-dark);
  font-size: 15px;
  font-weight: 800;
}

.hot-card strong {
  display: block;
  min-height: 60px;
  margin: 12px 0 16px;
  font-size: 22px;
  line-height: 1.35;
}

.hot-blue {
  --hot-gradient: linear-gradient(135deg, #0b48ff, #0a73ff, #19d2ff);
}

.hot-green {
  --hot-gradient: linear-gradient(135deg, #06b6d4, #3b82f6, #10b981);
}

.hot-purple {
  --hot-gradient: linear-gradient(135deg, #6366f1, #8b5cf6, #a78bfa);
}

.hot-pink {
  --hot-gradient: linear-gradient(135deg, #6366f1, #8b5cf6, #ec4899);
}

.academic-section {
  background: #ffffff;
}

.service-tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-bottom: 28px;
}

.service-tabs button {
  height: 42px;
  padding: 0 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
  background: #ffffff;
  cursor: pointer;
}

.service-tabs button.active {
  color: #ffffff;
  border-color: transparent;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
}

.recommend-layout {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 22px;
}

.recommend-panel {
  min-height: 100%;
  padding: 30px;
  border-radius: 8px;
  color: #ffffff;
  background:
    linear-gradient(135deg, rgba(30, 58, 138, 0.94), rgba(6, 182, 212, 0.78)),
    url("../images/ind_27.jpg") center/cover;
  box-shadow: var(--shadow);
}

.recommend-panel p {
  margin: 0 0 8px;
  color: rgba(255, 255, 255, 0.75);
  font-weight: 800;
  text-transform: uppercase;
}

.recommend-panel h3 {
  margin: 0 0 18px;
  font-size: 32px;
}

.recommend-panel span {
  display: block;
  color: rgba(255, 255, 255, 0.86);
  line-height: 1.8;
}

.recommend-panel a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 44px;
  margin-top: 28px;
  padding: 0 20px;
  border-radius: 8px;
  color: var(--blue-dark);
  font-weight: 800;
  background: #ffffff;
}

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

.service-card {
  min-height: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: #ffffff;
  box-shadow: 0 8px 18px rgba(15, 23, 42, 0.05);
}

.service-card img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  background: #e2e8f0;
}

.service-card div {
  padding: 20px;
}

.tag,
.teacher-tags span {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 8px;
  color: var(--muted);
  border: 1px solid var(--line);
  background: #f8fafc;
  font-size: 13px;
}

.service-card h3,
.teacher-card h3,
.process-item h3 {
  margin: 14px 0 8px;
  font-size: 20px;
  line-height: 1.35;
}

.service-card p,
.teacher-card p,
.process-item p {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

.service-detail-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 16px;
  color: var(--blue);
  font-size: 14px;
  font-weight: 800;
}

.service-detail-link span {
  transition: transform 0.18s ease;
}

.service-detail-link:hover span {
  transform: translateX(4px);
}

.teachers-section {
  background:
    linear-gradient(180deg, rgba(244, 247, 251, 0.96), rgba(238, 243, 248, 0.96)),
    url("../images/ind_10.jpg") center/cover fixed;
}

.teacher-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.teacher-card {
  display: grid;
  grid-template-columns: 86px 1fr;
  gap: 18px;
  padding: 24px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: var(--shadow);
}

.teacher-card img {
  width: 86px;
  height: 86px;
  border-radius: 8px;
  object-fit: cover;
  background: #e0f2fe;
}

.teacher-avatar,
.mentor-avatar {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  color: #ffffff;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  box-shadow: 0 12px 22px rgba(37, 99, 235, 0.18);
}

.teacher-avatar {
  width: 86px;
  height: 86px;
  border-radius: 18px;
}

.teacher-avatar svg,
.mentor-avatar svg {
  width: 42px;
  height: 42px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.teacher-avatar--lab,
.mentor-avatar--lab,
.mentor-avatar--method,
.mentor-avatar--training {
  background: linear-gradient(135deg, #0891b2, #10b981);
}

.teacher-avatar--paper,
.mentor-avatar--paper,
.mentor-avatar--ip {
  background: linear-gradient(135deg, #6366f1, #a855f7);
}

.mentor-avatar--stats {
  background: linear-gradient(135deg, #0f766e, #22c55e);
}

.mentor-avatar--course {
  background: linear-gradient(135deg, #2563eb, #8b5cf6);
}

.teacher-card h3 {
  margin-top: 0;
}

.teacher-role {
  color: var(--blue) !important;
  font-weight: 700;
}

.teacher-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.section-action {
  display: flex;
  justify-content: center;
  margin-top: 32px;
}

.service-page {
  padding-top: 78px;
  background: var(--bg);
}

.service-page-hero {
  position: relative;
  overflow: hidden;
  color: #ffffff;
  background:
    radial-gradient(circle at 84% 18%, rgba(6, 182, 212, 0.24), transparent 29%),
    radial-gradient(circle at 10% 92%, rgba(37, 99, 235, 0.28), transparent 30%),
    linear-gradient(135deg, #061632 0%, #0b285d 52%, #0d527f 100%);
}

.service-page-hero::before,
.service-page-hero::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.service-page-hero::before {
  width: 520px;
  height: 520px;
  right: -210px;
  top: -280px;
}

.service-page-hero::after {
  width: 320px;
  height: 320px;
  left: -180px;
  bottom: -230px;
}

.service-page-hero-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(380px, 0.92fr);
  gap: 72px;
  align-items: center;
  min-height: 590px;
  padding: 68px 0;
}

.service-page-hero-copy h1 {
  max-width: 720px;
  margin: 0;
  font-size: clamp(42px, 5vw, 64px);
  line-height: 1.08;
}

.keep-together {
  white-space: nowrap;
}

.service-page-hero-copy > p:not(.eyebrow) {
  max-width: 660px;
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.82);
  font-size: 18px;
  line-height: 1.9;
}

.service-page-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.service-page-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  margin-top: 38px;
}

.service-page-stats span {
  padding-left: 16px;
  border-left: 2px solid rgba(6, 182, 212, 0.76);
  color: rgba(255, 255, 255, 0.72);
}

.service-page-stats strong {
  display: block;
  margin-bottom: 4px;
  color: #ffffff;
  font-size: 24px;
}

.service-page-hero-visual {
  position: relative;
  overflow: hidden;
  padding: 16px;
  border-radius: 20px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 28px 70px rgba(0, 0, 0, 0.26);
  transform: rotate(1.5deg);
}

.service-page-hero-visual::before {
  content: "";
  position: absolute;
  inset: 15px;
  z-index: 1;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.45);
  pointer-events: none;
}

.service-page-hero-visual img {
  width: 100%;
  aspect-ratio: 1.32 / 1;
  border-radius: 14px;
  object-fit: cover;
}

.service-visual-note {
  padding: 18px 8px 8px;
}

.service-visual-note strong,
.service-visual-note span {
  display: block;
}

.service-visual-note strong {
  color: var(--blue-dark);
  font-size: 20px;
}

.service-visual-note span {
  margin-top: 7px;
  color: var(--muted);
  font-size: 14px;
}

.service-overview-section {
  padding: 88px 0;
  background: #ffffff;
}

.service-overview-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.service-overview-card {
  position: relative;
  display: grid;
  grid-template-columns: 88px 1fr auto;
  gap: 16px;
  align-items: center;
  overflow: hidden;
  min-height: 130px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #ffffff;
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.07);
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.service-overview-card:hover {
  transform: translateY(-4px);
  border-color: rgba(37, 99, 235, 0.26);
  box-shadow: 0 16px 34px rgba(15, 23, 42, 0.11);
}

.service-overview-card img {
  width: 88px;
  height: 88px;
  border-radius: 11px;
  object-fit: cover;
}

.service-overview-card div > span {
  color: var(--cyan);
  font-size: 12px;
  font-weight: 900;
}

.service-overview-card h3 {
  margin: 5px 0 0;
  font-size: 20px;
}

.service-overview-card p {
  margin: 7px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.service-overview-card > strong {
  color: var(--blue);
  font-size: 22px;
  transition: transform 0.18s ease;
}

.service-overview-card:hover > strong {
  transform: translateX(4px);
}

.service-detail-row {
  padding: 88px 0;
  scroll-margin-top: 78px;
  background: var(--bg);
}

.service-detail-row:nth-child(even) {
  background: #ffffff;
}

.service-detail-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: 64px;
  align-items: center;
}

.service-detail-row--reverse .service-detail-media {
  order: 2;
}

.service-detail-row--reverse .service-detail-copy {
  order: 1;
}

.service-detail-media {
  position: relative;
}

.service-detail-media::before {
  content: "";
  position: absolute;
  inset: 24px -18px -18px 24px;
  border-radius: 18px;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.13), rgba(6, 182, 212, 0.18));
}

.service-detail-media img {
  position: relative;
  z-index: 1;
  width: 100%;
  aspect-ratio: 1.45 / 1;
  border-radius: 18px;
  object-fit: cover;
  box-shadow: 0 20px 46px rgba(15, 23, 42, 0.14);
}

.service-detail-media > span {
  position: absolute;
  z-index: 2;
  left: 22px;
  bottom: 20px;
  padding: 9px 12px;
  border-radius: 8px;
  color: #ffffff;
  background: rgba(15, 23, 42, 0.78);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  backdrop-filter: blur(8px);
}

.service-detail-copy h2 {
  margin: 0;
  font-size: clamp(34px, 4vw, 50px);
}

.service-detail-lead {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.85;
}

.service-detail-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 28px;
}

.service-detail-columns > div {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.78);
}

.service-detail-row:nth-child(even) .service-detail-columns > div {
  background: #f8fafc;
}

.service-detail-columns h3 {
  margin: 0;
  color: var(--blue-dark);
  font-size: 17px;
}

.service-detail-columns ul {
  display: grid;
  gap: 9px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.service-detail-columns li {
  position: relative;
  padding-left: 18px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.service-detail-columns li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
}

.service-detail-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.service-detail-tags span {
  padding: 7px 10px;
  border-radius: 7px;
  color: var(--blue-dark);
  background: #eaf3ff;
  font-size: 13px;
  font-weight: 700;
}

.service-consult-link {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-top: 24px;
  color: var(--blue);
  font-weight: 900;
}

.service-consult-link span {
  transition: transform 0.18s ease;
}

.service-consult-link:hover span {
  transform: translateX(4px);
}

.service-standard-section {
  padding: 88px 0;
  background: #ffffff;
}

.service-standard-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.service-standard-grid > div {
  position: relative;
  overflow: hidden;
  min-height: 230px;
  padding: 26px 22px 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(180deg, #ffffff, #f8fafc);
  box-shadow: 0 8px 18px rgba(15, 23, 42, 0.05);
}

.service-standard-grid > div::after {
  content: "";
  position: absolute;
  left: 22px;
  right: 22px;
  top: 92px;
  height: 1px;
  background: rgba(148, 163, 184, 0.18);
}

.service-standard-grid .standard-step {
  position: absolute;
  right: 22px;
  top: 28px;
  color: rgba(37, 99, 235, 0.16);
  font-size: 42px;
  font-weight: 900;
  line-height: 1;
}

.standard-icon {
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  border-radius: 8px;
  color: #ffffff;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
}

.standard-icon svg {
  width: 28px;
  height: 28px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.service-standard-grid h3 {
  margin: 30px 0 10px;
  font-size: 21px;
}

.service-standard-grid p {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

.service-cta-section {
  padding: 72px 0;
  color: #ffffff;
  background:
    radial-gradient(circle at 82% 40%, rgba(6, 182, 212, 0.28), transparent 30%),
    linear-gradient(135deg, #0b2450, #123d78);
}

.service-cta-layout {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

.service-cta-layout h2 {
  margin: 0;
  font-size: clamp(30px, 4vw, 44px);
}

.service-cta-layout p:not(.section-kicker) {
  max-width: 720px;
  margin: 12px 0 0;
  color: rgba(255, 255, 255, 0.76);
  line-height: 1.8;
}

.service-cta-layout > a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-width: 190px;
  height: 52px;
  padding: 0 24px;
  border-radius: 9px;
  color: var(--blue-dark);
  font-weight: 900;
  background: #ffffff;
}

.service-cta-layout > a span {
  transition: transform 0.18s ease;
}

.service-cta-layout > a:hover span {
  transform: translateX(4px);
}

.mentor-page {
  padding-top: 78px;
  background: var(--bg);
}

.mentor-hero {
  position: relative;
  overflow: hidden;
  color: #ffffff;
  background:
    radial-gradient(circle at 78% 18%, rgba(6, 182, 212, 0.22), transparent 30%),
    radial-gradient(circle at 8% 88%, rgba(37, 99, 235, 0.25), transparent 28%),
    linear-gradient(135deg, #061632 0%, #0b2760 52%, #0b4b7d 100%);
}

.mentor-hero::before,
.mentor-hero::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.10);
}

.mentor-hero::before {
  width: 480px;
  height: 480px;
  right: -170px;
  top: -230px;
}

.mentor-hero::after {
  width: 300px;
  height: 300px;
  left: -160px;
  bottom: -210px;
}

.mentor-hero-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(360px, 0.9fr);
  gap: 72px;
  align-items: center;
  min-height: 560px;
  padding: 68px 0;
}

.mentor-hero-copy h1 {
  max-width: 700px;
  margin: 0;
  font-size: clamp(42px, 5vw, 64px);
  line-height: 1.08;
}

.mentor-hero-copy > p:not(.eyebrow) {
  max-width: 650px;
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.82);
  font-size: 18px;
  line-height: 1.9;
}

.mentor-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.mentor-hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  margin-top: 38px;
}

.mentor-hero-stats span {
  padding-left: 16px;
  border-left: 2px solid rgba(6, 182, 212, 0.76);
  color: rgba(255, 255, 255, 0.72);
}

.mentor-hero-stats strong {
  display: block;
  margin-bottom: 4px;
  color: #ffffff;
  font-size: 24px;
}

.mentor-hero-visual {
  position: relative;
}

.mentor-hero-visual::before {
  content: "";
  position: absolute;
  inset: -24px 36px 42px -24px;
  border-radius: 24px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  transform: rotate(-4deg);
}

.mentor-visual-card {
  position: relative;
  overflow: hidden;
  padding: 18px;
  border-radius: 18px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 28px 70px rgba(0, 0, 0, 0.25);
  transform: rotate(2deg);
}

.mentor-visual-card img {
  width: 100%;
  aspect-ratio: 1.22 / 1;
  border-radius: 12px;
  object-fit: cover;
}

.mentor-visual-card div {
  padding: 18px 8px 8px;
}

.mentor-visual-card strong,
.mentor-visual-card span {
  display: block;
}

.mentor-visual-card strong {
  color: var(--blue-dark);
  font-size: 20px;
}

.mentor-visual-card span {
  margin-top: 7px;
  color: var(--muted);
  font-size: 14px;
}

.mentor-featured-section,
.mentor-directory-section {
  padding: 88px 0;
}

.mentor-featured-section {
  background: #ffffff;
}

.mentor-featured-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.featured-mentor {
  position: relative;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: linear-gradient(180deg, #ffffff, #f8fbff);
  box-shadow: var(--shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.featured-mentor:hover {
  transform: translateY(-5px);
  box-shadow: 0 18px 38px rgba(15, 23, 42, 0.12);
}

.mentor-profile-head,
.mentor-card-head {
  display: flex;
  align-items: center;
  gap: 16px;
}

.mentor-avatar {
  width: 72px;
  height: 72px;
  border-radius: 18px;
  font-size: 22px;
  font-weight: 900;
  overflow: hidden;
  text-align: center;
}

.mentor-avatar--image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.mentor-avatar--image span {
  display: grid;
  place-items: center;
  width: 100%;
  height: 100%;
}

.mentor-label,
.mentor-card-head span {
  display: block;
  color: var(--blue);
  font-size: 13px;
  font-weight: 800;
}

.mentor-profile-head h3,
.mentor-card-head h3 {
  margin: 5px 0 0;
  line-height: 1.3;
}

.mentor-profile-head h3 {
  font-size: 23px;
}

.mentor-profile-head p {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.mentor-focus-list {
  display: grid;
  gap: 11px;
  margin: 24px 0;
  padding: 20px 0;
  list-style: none;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.mentor-focus-list li {
  position: relative;
  padding-left: 20px;
  color: var(--muted);
  line-height: 1.55;
}

.mentor-focus-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
}

.featured-mentor > a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--blue);
  font-weight: 800;
}

.featured-mentor > a span {
  transition: transform 0.2s ease;
}

.featured-mentor > a:hover span {
  transform: translateX(4px);
}

.mentor-directory-section {
  background:
    linear-gradient(180deg, rgba(244, 247, 251, 0.97), rgba(238, 243, 248, 0.97)),
    url("../images/ind_10.jpg") center/cover fixed;
}

.mentor-directory-heading {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 36px;
}

.mentor-directory-heading h2 {
  margin: 0;
  font-size: clamp(32px, 4vw, 46px);
}

.mentor-directory-heading p:not(.section-kicker) {
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.8;
}

.mentor-search {
  display: grid;
  grid-template-columns: minmax(220px, 320px) auto;
  gap: 8px;
  padding: 7px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #ffffff;
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.06);
}

.mentor-search input,
.mentor-search button {
  height: 46px;
  border: 0;
  border-radius: 8px;
  font-family: inherit;
}

.mentor-search input {
  min-width: 0;
  padding: 0 14px;
  outline: 0;
  background: #f8fafc;
}

.mentor-search input:focus {
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.11);
}

.mentor-search button {
  padding: 0 20px;
  color: #ffffff;
  font-weight: 800;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  cursor: pointer;
}

.mentor-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 34px;
}

.mentor-tabs button {
  height: 42px;
  padding: 0 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.88);
  cursor: pointer;
}

.mentor-tabs button.active {
  color: #ffffff;
  border-color: transparent;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
}

.mentor-results {
  margin: 22px 0 18px;
  color: var(--muted);
  font-size: 14px;
}

.mentor-results strong {
  color: var(--blue);
}

.mentor-api-status {
  margin: -6px 0 18px;
  padding: 11px 14px;
  border-radius: 10px;
  color: var(--muted);
  background: rgba(148, 163, 184, 0.12);
  font-size: 14px;
}

.mentor-api-status.is-error {
  color: #9f1239;
  background: rgba(244, 63, 94, 0.1);
}

.mentor-api-status.is-success {
  color: var(--green-dark);
  background: rgba(64, 193, 151, 0.12);
}

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

.mentor-card {
  display: flex;
  min-height: 320px;
  flex-direction: column;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.07);
  transition: transform 0.18s ease, border-color 0.18s ease;
}

.mentor-card:hover {
  transform: translateY(-3px);
  border-color: rgba(37, 99, 235, 0.28);
}

.mentor-card-head h3 {
  font-size: 21px;
}

.mentor-card-role {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
}

.mentor-card > p {
  margin: 22px 0 0;
  color: var(--muted);
  line-height: 1.75;
}

.mentor-card > .mentor-card-direction {
  margin-top: 12px;
  padding: 12px 14px;
  border-radius: 10px;
  color: var(--blue-dark);
  background: #f8fbff;
  font-size: 14px;
}

.mentor-skill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.mentor-skill-list span {
  padding: 7px 10px;
  border-radius: 7px;
  color: var(--blue-dark);
  background: #eff6ff;
  font-size: 13px;
  font-weight: 700;
}

.mentor-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-top: auto;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.mentor-card-footer > span {
  color: var(--muted);
  font-size: 13px;
}

.mentor-card-footer a {
  flex: 0 0 auto;
  color: var(--blue);
  font-weight: 800;
}

.mentor-empty {
  display: grid;
  justify-items: center;
  gap: 8px;
  margin-top: 18px;
  padding: 46px 24px;
  border: 1px dashed rgba(148, 163, 184, 0.5);
  border-radius: 14px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.72);
  text-align: center;
}

.mentor-empty[hidden] {
  display: none;
}

.mentor-empty strong {
  color: var(--text);
  font-size: 20px;
}

.mentor-match-section {
  padding: 72px 0;
  color: #ffffff;
  background:
    radial-gradient(circle at 82% 40%, rgba(6, 182, 212, 0.28), transparent 30%),
    linear-gradient(135deg, #0b2450, #123d78);
}

.mentor-match-layout {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

.mentor-match-layout h2 {
  margin: 0;
  font-size: clamp(30px, 4vw, 44px);
}

.mentor-match-layout p:not(.section-kicker) {
  max-width: 720px;
  margin: 12px 0 0;
  color: rgba(255, 255, 255, 0.76);
  line-height: 1.8;
}

.mentor-match-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-width: 190px;
  height: 52px;
  padding: 0 24px;
  border-radius: 9px;
  color: var(--blue-dark);
  font-weight: 900;
  background: #ffffff;
}

.mentor-match-button span {
  transition: transform 0.2s ease;
}

.mentor-match-button:hover span {
  transform: translateX(4px);
}

.process-section {
  background: #ffffff;
}

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

.process-item {
  position: relative;
  padding: 26px 22px 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(180deg, #ffffff, #f8fafc);
  box-shadow: 0 8px 18px rgba(15, 23, 42, 0.05);
}

.process-item::after {
  content: "";
  position: absolute;
  left: 22px;
  right: 22px;
  top: 92px;
  height: 1px;
  background: rgba(148, 163, 184, 0.18);
}

.process-icon {
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  border-radius: 8px;
  color: #ffffff;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
}

.process-icon svg {
  width: 28px;
  height: 28px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.process-step {
  position: absolute;
  right: 22px;
  top: 28px;
  color: rgba(37, 99, 235, 0.16);
  font-size: 42px;
  font-weight: 900;
  line-height: 1;
}

.process-item h3 {
  margin-top: 30px;
}

.about-section {
  background: var(--bg);
}

.about-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 44px;
  align-items: center;
}

.about-media {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 16px;
}

.about-symbol {
  position: absolute;
  z-index: 2;
  left: 22px;
  top: 22px;
  width: 132px;
  height: 132px;
  padding: 8px;
  border-radius: 8px;
  overflow: hidden;
  background: #ffffff;
  border: 1px solid rgba(148, 163, 184, 0.28);
  box-shadow: none;
}

.about-symbol > img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  border-radius: 6px;
  box-shadow: none;
}

.about-media > img {
  width: 100%;
  height: 360px;
  object-fit: cover;
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.about-media > img:nth-of-type(1) {
  margin-top: 46px;
  height: 300px;
}

.about-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 24px;
}

.about-list span {
  padding: 14px 16px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: #ffffff;
  color: var(--blue-dark);
  font-weight: 800;
}

.floating-tools {
  position: fixed;
  right: 24px;
  bottom: 28px;
  z-index: 45;
  display: grid;
  gap: 8px;
}

.floating-tools a {
  position: relative;
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  border-radius: 8px;
  color: #ffffff;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  box-shadow: var(--shadow);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.floating-tools a:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 22px rgba(37, 99, 235, 0.22);
}

.floating-tools a::before {
  content: attr(data-tip);
  position: absolute;
  right: calc(100% + 10px);
  top: 50%;
  padding: 6px 10px;
  border-radius: 6px;
  color: var(--text);
  white-space: nowrap;
  background: #ffffff;
  border: 1px solid var(--line);
  box-shadow: 0 8px 18px rgba(15, 23, 42, 0.08);
  opacity: 0;
  pointer-events: none;
  transform: translate(6px, -50%);
  transition: opacity 0.18s ease, transform 0.18s ease;
}

.floating-tools a:hover::before {
  opacity: 1;
  transform: translate(0, -50%);
}

.floating-tools svg {
  width: 25px;
  height: 25px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

body.modal-open {
  overflow: hidden;
}

.contact-modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: 24px;
  overflow-y: auto;
  background: rgba(6, 22, 50, 0.62);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.contact-modal.is-open {
  opacity: 1;
  pointer-events: auto;
}

.contact-modal-card {
  position: relative;
  width: min(460px, 100%);
  padding: 26px 28px 28px;
  border-radius: 24px;
  text-align: center;
  color: var(--text);
  background:
    linear-gradient(180deg, rgba(236, 253, 245, 0.95), rgba(255, 255, 255, 0.98)),
    #ffffff;
  border: 1px solid rgba(64, 193, 151, 0.25);
  box-shadow: 0 28px 70px rgba(4, 17, 39, 0.28);
  transform: translateY(14px) scale(0.98);
  transition: transform 0.2s ease;
}

.contact-modal.is-open .contact-modal-card {
  transform: translateY(0) scale(1);
}

.contact-modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 0;
  border-radius: 50%;
  color: var(--muted);
  background: rgba(15, 23, 42, 0.06);
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
}

.contact-modal-close:hover,
.contact-modal-close:focus-visible {
  color: #ffffff;
  background: var(--blue);
  outline: none;
}

.contact-qr-frame {
  display: grid;
  place-items: center;
  width: min(320px, 82vw);
  margin: 0 auto 22px;
  padding: 8px;
  border-radius: 20px;
  background: #ffffff;
  border: 1px solid var(--line);
  box-shadow: 0 16px 34px rgba(15, 23, 42, 0.12);
}

.contact-qr-frame img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 14px;
}

.contact-modal-card h2 {
  margin: 0;
  color: var(--blue-dark);
  font-size: clamp(24px, 4vw, 30px);
}

.contact-modal-card p {
  margin: 12px 0 0;
  color: var(--muted);
  line-height: 1.8;
}

.contact-modal-tip {
  display: block;
  margin-top: 14px;
  padding: 10px 14px;
  border-radius: 999px;
  color: var(--green-dark);
  background: rgba(64, 193, 151, 0.12);
  font-size: 13px;
  font-weight: 800;
}

.site-footer {
  color: rgba(255, 255, 255, 0.84);
  background: #061632;
}

.footer-layout {
  display: grid;
  grid-template-columns: minmax(210px, 1.18fr) minmax(76px, 0.42fr) minmax(118px, 0.66fr) minmax(184px, 1fr) minmax(126px, 0.68fr) minmax(174px, 0.88fr);
  gap: 16px;
  align-items: start;
  padding: 52px 0;
}

.footer-brand {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  min-width: 0;
  color: #ffffff;
  text-decoration: none;
}

.footer-about {
  display: flex;
  flex-direction: column;
  align-items: center;
  max-width: 220px;
  text-align: center;
}

.footer-mini-program-code {
  display: grid;
  place-items: center;
  width: 86px;
  height: 86px;
  padding: 0;
  border-radius: 0;
  background: transparent;
}

.footer-mini-program-code img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.footer-brand strong {
  display: block;
  color: #ffffff;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.footer-brand-intro {
  max-width: 220px;
  margin: 14px 0 0;
  color: rgba(255, 255, 255, 0.86);
  font-size: 14px;
  line-height: 1.75;
}

.site-footer p {
  margin: 12px 0 0;
  line-height: 1.8;
}

.footer-info h3 {
  margin: 0;
  color: #ffffff;
  font-size: 16px;
  font-weight: 800;
  line-height: 1.25;
}

.footer-info {
  min-width: 0;
}

.footer-info > p {
  color: rgba(255, 255, 255, 0.92);
  font-size: 16px;
  line-height: 1.65;
}

.footer-contact-value {
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.footer-sub-info {
  margin-top: 24px;
}

.footer-service-tags {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 14px;
  max-width: 190px;
}

.footer-service-tags span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 8px 10px;
  border-radius: 8px;
  color: rgba(255, 255, 255, 0.9);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
}

.footer-contact-card {
  align-self: start;
}

.footer-contact-qr {
  display: block;
  width: 96px;
  height: 96px;
  margin-top: 14px;
  padding: 6px;
  border-radius: 14px;
  object-fit: contain;
  background: #ffffff;
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.22);
}

.footer-contact-card p {
  max-width: 160px;
  margin-top: 12px;
  font-size: 13px;
}

.copyright {
  padding: 18px 20px;
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.copyright a {
  margin-left: 10px;
  color: rgba(255, 255, 255, 0.82);
  text-decoration: none;
  transition: color 0.2s ease;
}

.copyright a:hover {
  color: #ffffff;
}

.auth-body {
  min-height: 100vh;
  background:
    linear-gradient(135deg, rgba(223, 247, 234, 0.9), rgba(238, 250, 243, 0.82)),
    var(--bg);
}

.auth-page {
  min-height: 100vh;
  display: grid;
  align-content: center;
  gap: 28px;
  width: min(1040px, calc(100% - 40px));
  margin: 0 auto;
  padding: 42px 0;
}

.auth-brand {
  color: var(--text);
}

.auth-card {
  display: grid;
  grid-template-columns: 0.95fr 1fr;
  gap: 0;
  overflow: hidden;
  border-radius: 8px;
  background: #ffffff;
  box-shadow: var(--shadow);
}

.auth-visual {
  position: relative;
  display: flex;
  min-height: 520px;
  flex-direction: column;
  justify-content: center;
  padding: 42px;
  color: #ffffff;
  background: linear-gradient(135deg, #2563eb, #06b6d4);
}

.auth-symbol {
  position: absolute;
  right: 26px;
  top: 26px;
  width: 92px;
  height: 92px;
  padding: 7px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.94);
  object-fit: cover;
  border: 1px solid rgba(226, 232, 240, 0.9);
  box-shadow: none;
}

.auth-visual img {
  max-width: 320px;
  margin-bottom: 30px;
}

.auth-visual img.auth-symbol {
  margin-bottom: 0;
}

.auth-visual h1 {
  margin: 0 0 12px;
  font-size: 38px;
}

.auth-visual p {
  margin: 0;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.84);
}

.auth-form {
  display: grid;
  align-content: center;
  gap: 18px;
  padding: 48px;
}

.auth-form h2 {
  margin: 0 0 8px;
  font-size: 30px;
}

.auth-form label span {
  display: block;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 14px;
}

.auth-form input {
  width: 100%;
  height: 50px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0 16px;
  outline: none;
}

.auth-form input:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12);
}

.auth-code-row {
  display: grid;
  grid-template-columns: 1fr 126px;
  gap: 12px;
}

.auth-code-row input {
  min-width: 0;
}

.auth-form .auth-code-button {
  height: 50px;
  border: 1px solid rgba(37, 99, 235, 0.2);
  border-radius: 8px;
  color: var(--blue);
  font-size: 14px;
  font-weight: 800;
  background: #eff6ff;
  box-shadow: none;
  cursor: pointer;
}

.auth-form .auth-code-button:disabled {
  color: #64748b;
  background: #f1f5f9;
  cursor: not-allowed;
}

.auth-status {
  margin: 0;
  padding: 11px 14px;
  border-radius: 8px;
  font-size: 14px;
  line-height: 1.6;
}

.auth-status.is-error {
  color: #b42318;
  background: #fff1f0;
  border: 1px solid #ffd1cc;
}

.auth-status.is-success {
  color: #087443;
  background: #ecfdf3;
  border: 1px solid #b7ebc6;
}

.auth-form button {
  height: 50px;
  border: 0;
  border-radius: 8px;
  color: #ffffff;
  font-weight: 900;
  background: linear-gradient(135deg, #28c76f, #20b15a);
  cursor: pointer;
  box-shadow: 0 12px 24px rgba(40, 199, 111, 0.24);
}

.auth-form button:disabled {
  cursor: not-allowed;
  opacity: 0.72;
  box-shadow: none;
}

.auth-links {
  display: flex;
  justify-content: space-between;
  gap: 18px;
}

.auth-links a {
  color: var(--blue);
  font-weight: 700;
}

@media (max-width: 1024px) {
  .hot-grid,
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .recommend-layout,
  .about-layout,
  .mentor-hero-layout,
  .service-page-hero-layout,
  .service-detail-layout {
    grid-template-columns: 1fr;
  }

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

  .mentor-hero-layout {
    gap: 54px;
  }

  .service-page-hero-layout {
    gap: 54px;
  }

  .service-page-hero-visual {
    width: min(560px, 88%);
    margin: 0 auto;
  }

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

  .service-detail-layout {
    gap: 50px;
  }

  .service-detail-row--reverse .service-detail-media {
    order: 0;
  }

  .service-detail-row--reverse .service-detail-copy {
    order: 1;
  }

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

  .mentor-hero-visual {
    width: min(520px, 88%);
    margin: 0 auto;
  }

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

  .mentor-directory-heading {
    display: block;
  }

  .mentor-search {
    width: min(520px, 100%);
    margin-top: 24px;
  }

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

@media (max-width: 760px) {
  .container {
    width: min(100% - 28px, 1180px);
  }

  .site-header {
    height: 66px;
  }

  .brand {
    min-width: auto;
    gap: 8px;
  }

  .brand-mark {
    width: 38px;
    height: 38px;
  }

  .brand strong {
    font-size: 17px;
  }

  .brand small {
    display: none;
  }

  .nav-toggle {
    display: block;
  }

  .main-nav {
    position: absolute;
    top: 66px;
    left: 14px;
    right: 14px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 10px;
    border-radius: 8px;
    color: var(--text);
    background: #ffffff;
    box-shadow: var(--shadow);
  }

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

  .main-nav a {
    padding: 14px;
  }

  .header-actions {
    gap: 8px;
  }

  .icon-btn {
    display: none;
  }

  .login-link {
    min-width: 58px;
    height: 36px;
  }

  .hero {
    min-height: 720px;
    align-items: flex-start;
  }

  .hero-content {
    padding-top: 96px;
    padding-right: 0;
    padding-bottom: 64px;
  }

  .hero-emblem {
    position: relative;
    right: auto;
    top: auto;
    width: min(230px, 70vw);
    margin: 26px auto 0;
    transform: none;
  }

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

  .hero-stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
    margin-top: 28px;
  }

  .hero-stats span {
    min-width: 0;
    padding: 10px 8px;
    font-size: 12px;
  }

  .hero-stats strong {
    font-size: 20px;
  }

  .service-strip,
  .academic-section,
  .teachers-section,
  .process-section,
  .about-section {
    padding: 62px 0;
  }

  .section-title-row {
    display: block;
  }

  .hot-grid,
  .service-grid,
  .teacher-grid,
  .process-grid,
  .footer-layout,
  .about-list {
    grid-template-columns: 1fr;
  }

  .recommend-panel {
    padding: 24px;
  }

  .teacher-card {
    grid-template-columns: 72px 1fr;
    padding: 18px;
  }

  .teacher-card img {
    width: 72px;
    height: 72px;
  }

  .teacher-avatar {
    width: 72px;
    height: 72px;
    border-radius: 15px;
  }

  .teacher-avatar svg {
    width: 36px;
    height: 36px;
  }

  .mentor-page {
    padding-top: 66px;
  }

  .service-page {
    padding-top: 66px;
  }

  .service-page-hero-layout {
    min-height: auto;
    padding: 58px 0;
  }

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

  .service-page-hero-copy > p:not(.eyebrow) {
    font-size: 16px;
  }

  .service-page-stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
  }

  .service-page-stats span {
    padding-left: 10px;
    font-size: 12px;
  }

  .service-page-stats strong {
    font-size: 19px;
  }

  .service-page-hero-visual {
    display: none;
  }

  .service-overview-section,
  .service-standard-section,
  .service-detail-row {
    padding: 62px 0;
  }

  .service-detail-row {
    scroll-margin-top: 66px;
  }

  .service-overview-grid,
  .service-standard-grid {
    grid-template-columns: 1fr;
  }

  .service-detail-layout {
    gap: 42px;
  }

  .service-detail-media::before {
    inset: 14px -6px -6px 14px;
  }

  .service-detail-columns {
    grid-template-columns: 1fr;
  }

  .service-cta-layout {
    display: grid;
    justify-items: start;
  }

  .mentor-hero-layout {
    min-height: auto;
    padding: 58px 0;
  }

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

  .mentor-hero-copy > p:not(.eyebrow) {
    font-size: 16px;
  }

  .mentor-hero-stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
  }

  .mentor-hero-stats span {
    padding-left: 10px;
    font-size: 12px;
  }

  .mentor-hero-stats strong {
    font-size: 19px;
  }

  .mentor-hero-visual {
    display: none;
  }

  .mentor-featured-section,
  .mentor-directory-section {
    padding: 62px 0;
  }

  .mentor-featured-grid,
  .mentor-directory-grid {
    grid-template-columns: 1fr;
  }

  .mentor-search {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .mentor-card {
    min-height: 300px;
  }

  .mentor-match-layout {
    display: grid;
    justify-items: start;
  }

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

  .about-symbol {
    width: 96px;
    height: 96px;
    left: 16px;
    top: 16px;
  }

  .about-media > img,
  .about-media > img:nth-of-type(1) {
    height: 240px;
    margin-top: 0;
  }

  .floating-tools {
    right: 14px;
    bottom: 18px;
  }

  .floating-tools a {
    width: 48px;
    height: 48px;
  }

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

  .auth-visual {
    min-height: auto;
    padding: 32px;
  }

  .auth-symbol {
    width: 72px;
    height: 72px;
    right: 20px;
    top: 20px;
  }

  .auth-visual img {
    max-width: 220px;
  }

  .auth-form {
    padding: 32px;
  }
}

@media (max-width: 460px) {
  .contact-modal {
    padding: 16px;
  }

  .contact-modal-card {
    padding: 28px 20px 22px;
    border-radius: 20px;
  }

  .contact-qr-frame {
    width: min(300px, 82vw);
  }

  .contact-modal-tip {
    border-radius: 14px;
  }

  .footer-contact-qr {
    width: 104px;
    height: 104px;
  }

  .hero h1 {
    font-size: 40px;
  }

  .hero-actions,
  .service-page-hero-actions,
  .mentor-hero-actions {
    display: grid;
  }

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

  .search-form .search-close {
    width: 100%;
  }

  .mentor-hero-copy h1 {
    font-size: 38px;
  }

  .service-page-hero-copy h1 {
    font-size: 38px;
  }

  .service-overview-card {
    grid-template-columns: 72px 1fr auto;
    padding: 14px;
  }

  .service-overview-card img {
    width: 72px;
    height: 72px;
  }

  .service-overview-card h3 {
    font-size: 18px;
  }

  .service-overview-card p {
    font-size: 13px;
  }

  .service-detail-copy h2 {
    font-size: 36px;
  }

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

  .mentor-search button {
    width: 100%;
  }

  .mentor-tabs button {
    flex: 1 1 calc(50% - 10px);
  }

  .featured-mentor,
  .mentor-card {
    padding: 22px;
  }

  .mentor-card-footer {
    align-items: flex-start;
    flex-direction: column;
  }
}

.about-media .about-symbol > img {
  width: 100% !important;
  height: 100% !important;
  margin: 0 !important;
  object-fit: cover !important;
  object-position: center !important;
}