/* ===== 南宁东方益学 官网 · 清新绿主题 ===== */
:root {
  --green-700: #1f7a4d;
  --green-600: #2fa968;
  --green-500: #43c07e;
  --green-400: #6fd49b;
  --green-50:  #eaf7ef;
  --green-100: #d6efdf;
  --ink:       #16241d;
  --gray-700:  #3c4a43;
  --gray-500:  #6b7a72;
  --gray-300:  #c9d4cd;
  --bg:        #ffffff;
  --bg-soft:   #f4faf6;
  --bg-deep:   #0f2c1f;
  --warm:      #ffb454;
  --shadow-sm: 0 2px 8px rgba(31,122,77,.08);
  --shadow:    0 8px 28px rgba(31,122,77,.12);
  --shadow-lg: 0 18px 50px rgba(31,122,77,.16);
  --radius:    16px;
  --radius-sm: 10px;
  --maxw:      1180px;
  --font: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }
.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }

/* ===== Header ===== */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.86);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--green-100);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 19px; color: var(--green-700); }
.brand .logo-img {
  height: 40px; width: auto;
  object-fit: contain;
  border-radius: 8px;
}
.brand .logo {
  width: 38px; height: 38px; border-radius: 11px;
  background: linear-gradient(135deg, var(--green-500), var(--green-700));
  display: grid; place-items: center; color: #fff; font-size: 18px; font-weight: 900;
  box-shadow: var(--shadow-sm);
}
.brand small { display: block; font-size: 11px; font-weight: 500; color: var(--gray-500); letter-spacing: .5px; }
.nav-links { display: flex; align-items: center; gap: 6px; }
.nav-links a {
  padding: 8px 14px; border-radius: 9px; font-size: 15px; color: var(--gray-700); font-weight: 500;
  transition: .2s;
}
.nav-links a:hover { background: var(--green-50); color: var(--green-700); }
.nav-links a.active { color: var(--green-700); background: var(--green-50); font-weight: 700; }
.nav-cta {
  background: var(--green-600); color: #fff !important; padding: 9px 18px; border-radius: 10px;
  font-weight: 700; box-shadow: var(--shadow-sm); transition: .2s;
}
.nav-cta:hover { background: var(--green-700); transform: translateY(-1px); }
.nav-toggle { display: none; background: none; border: 0; font-size: 26px; cursor: pointer; color: var(--green-700); }

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 26px; border-radius: 12px; font-weight: 700; font-size: 15px;
  transition: .22s; cursor: pointer; border: 0; font-family: inherit;
}
.btn-primary { background: var(--green-600); color: #fff; box-shadow: var(--shadow); }
.btn-primary:hover { background: var(--green-700); transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.btn-ghost { background: #fff; color: var(--green-700); border: 1.5px solid var(--green-100); }
.btn-ghost:hover { border-color: var(--green-400); background: var(--green-50); }
.btn-light { background: #fff; color: var(--green-700); }
.btn-light:hover { background: var(--green-50); }
.btn-lg { padding: 16px 34px; font-size: 16px; }

/* ===== Hero ===== */
.hero {
  position: relative; overflow: hidden;
  background: radial-gradient(120% 120% at 80% 0%, var(--green-50) 0%, #fff 55%);
  padding: 74px 0 64px;
}
.hero::after {
  content: ""; position: absolute; right: -120px; top: -80px; width: 460px; height: 460px;
  background: radial-gradient(circle, var(--green-100), transparent 70%); opacity: .7;
}
.hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 50px; align-items: center; position: relative; z-index: 1; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px; background: #fff; border: 1px solid var(--green-100);
  padding: 7px 14px; border-radius: 999px; font-size: 13px; color: var(--green-700); font-weight: 600; box-shadow: var(--shadow-sm);
}
.hero-badge .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--green-500); }
.hero h1 { font-size: 44px; line-height: 1.22; margin: 18px 0 16px; color: var(--ink); letter-spacing: -.5px; }
.hero h1 .hl { color: var(--green-600); }
.hero p.lead { font-size: 18px; color: var(--gray-500); max-width: 520px; }
.hero-actions { display: flex; gap: 14px; margin-top: 28px; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 30px; margin-top: 38px; flex-wrap: wrap; }
.hero-stats .stat strong { display: block; font-size: 30px; color: var(--green-700); font-weight: 800; }
.hero-stats .stat span { font-size: 13px; color: var(--gray-500); }
.hero-card {
  background: #fff; border-radius: 22px; padding: 26px; box-shadow: var(--shadow-lg);
  border: 1px solid var(--green-100);
}
.hero-card h3 { font-size: 17px; margin-bottom: 14px; color: var(--ink); }
.mini-row { display: flex; align-items: center; gap: 12px; padding: 11px 0; border-bottom: 1px dashed var(--green-100); }
.mini-row:last-child { border-bottom: 0; }
.mini-row .ic { width: 38px; height: 38px; border-radius: 10px; background: var(--green-50); display: grid; place-items: center; font-size: 18px; }
.mini-row .t { font-size: 14px; font-weight: 600; }
.mini-row .s { font-size: 12px; color: var(--gray-500); }

/* ===== Section ===== */
.section { padding: 74px 0; }
.section.soft { background: var(--bg-soft); }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 46px; }
.section-head .eyebrow { color: var(--green-600); font-weight: 700; font-size: 14px; letter-spacing: 1px; }
.section-head h2 { font-size: 33px; margin: 10px 0 12px; letter-spacing: -.5px; }
.section-head p { color: var(--gray-500); font-size: 16px; }

/* ===== Cards grid ===== */
.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: #fff; border: 1px solid var(--green-100); border-radius: var(--radius);
  padding: 28px; box-shadow: var(--shadow-sm); transition: .25s;
}
.card:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-color: var(--green-400); }
.card .ic {
  width: 52px; height: 52px; border-radius: 14px; background: var(--green-50);
  display: grid; place-items: center; font-size: 24px; margin-bottom: 16px;
}
.card h3 { font-size: 19px; margin-bottom: 8px; }
.card p { color: var(--gray-500); font-size: 15px; }
.card .more { display: inline-block; margin-top: 14px; color: var(--green-600); font-weight: 700; font-size: 14px; }

/* ===== Course blocks ===== */
.course-block { margin-bottom: 40px; }
.course-block > h3 { font-size: 22px; margin-bottom: 18px; display: flex; align-items: center; gap: 10px; }
.course-block > h3 .tag { font-size: 13px; background: var(--green-50); color: var(--green-700); padding: 4px 12px; border-radius: 999px; font-weight: 600; }
.course-list { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.course-item { background: #fff; border: 1px solid var(--green-100); border-radius: var(--radius-sm); padding: 20px; transition: .22s; }
.course-item:hover { border-color: var(--green-400); box-shadow: var(--shadow-sm); transform: translateY(-3px); }
.course-item .tt { font-weight: 700; font-size: 16px; color: var(--ink); }
.course-item .ds { font-size: 13px; color: var(--gray-500); margin-top: 6px; }
.course-item .meta { margin-top: 12px; display: flex; gap: 8px; flex-wrap: wrap; }
.course-item .meta span { font-size: 12px; background: var(--green-50); color: var(--green-700); padding: 3px 10px; border-radius: 999px; }

/* ===== Timeline ===== */
.timeline { position: relative; max-width: 760px; margin: 0 auto; padding-left: 30px; }
.timeline::before { content: ""; position: absolute; left: 8px; top: 6px; bottom: 6px; width: 3px; background: var(--green-100); border-radius: 3px; }
.tl-item { position: relative; padding: 0 0 30px 26px; }
.tl-item::before { content: ""; position: absolute; left: -26px; top: 6px; width: 15px; height: 15px; border-radius: 50%; background: var(--green-500); border: 3px solid #fff; box-shadow: 0 0 0 3px var(--green-100); }
.tl-item .yr { font-weight: 800; color: var(--green-700); font-size: 16px; }
.tl-item h4 { font-size: 17px; margin: 4px 0 6px; }
.tl-item p { color: var(--gray-500); font-size: 15px; }

/* ===== Teacher cards ===== */
.teacher-card { text-align: center; }
.teacher-card .avatar {
  width: 92px; height: 92px; border-radius: 50%; margin: 0 auto 14px;
  background: linear-gradient(135deg, var(--green-400), var(--green-700));
  display: grid; place-items: center; color: #fff; font-size: 30px; font-weight: 800;
}
.teacher-card h3 { font-size: 18px; }
.teacher-card .role { color: var(--green-600); font-size: 13px; font-weight: 600; margin-bottom: 8px; }
.teacher-card p { font-size: 14px; color: var(--gray-500); }

/* ===== Campus ===== */
.campus-group { margin-bottom: 30px; }
.campus-group h3 { font-size: 19px; margin-bottom: 14px; color: var(--green-700); }
.campus-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.campus-tags .ct { background: #fff; border: 1px solid var(--green-100); border-radius: 10px; padding: 10px 16px; font-size: 14px; color: var(--gray-700); transition: .2s; }
.campus-tags .ct:hover { border-color: var(--green-400); color: var(--green-700); background: var(--green-50); }

/* ===== Testimonials ===== */
.review-card { background: #fff; border: 1px solid var(--green-100); border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow-sm); }
.review-card .stars { color: var(--warm); font-size: 16px; margin-bottom: 10px; }
.review-card .quote { font-size: 15px; color: var(--gray-700); line-height: 1.8; }
.review-card .who { margin-top: 16px; display: flex; align-items: center; gap: 12px; }
.review-card .who .av { width: 42px; height: 42px; border-radius: 50%; background: var(--green-50); display: grid; place-items: center; font-weight: 700; color: var(--green-700); }
.review-card .who .nm { font-weight: 700; font-size: 14px; }
.review-card .who .rl { font-size: 12px; color: var(--gray-500); }

/* ===== CTA banner ===== */
.cta-banner {
  background: linear-gradient(135deg, var(--green-600), var(--green-700));
  border-radius: 24px; padding: 50px 46px; color: #fff; text-align: center;
  box-shadow: var(--shadow-lg); position: relative; overflow: hidden;
}
.cta-banner::before { content: ""; position: absolute; width: 300px; height: 300px; border-radius: 50%; background: rgba(255,255,255,.08); right: -80px; top: -120px; }
.cta-banner h2 { font-size: 30px; margin-bottom: 12px; }
.cta-banner p { opacity: .9; margin-bottom: 26px; font-size: 16px; }
.cta-banner .btn-light { background: #fff; }

/* ===== Form ===== */
.form-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.form-card { background: #fff; border: 1px solid var(--green-100); border-radius: var(--radius); padding: 32px; box-shadow: var(--shadow); }
.field { margin-bottom: 18px; }
.field label { display: block; font-size: 14px; font-weight: 600; margin-bottom: 7px; color: var(--ink); }
.field label .req { color: #e4572e; }
.field input, .field select, .field textarea {
  width: 100%; padding: 12px 14px; border: 1.5px solid var(--green-100); border-radius: 10px;
  font-size: 15px; font-family: inherit; color: var(--ink); background: var(--bg-soft); transition: .2s;
}
.field input:focus, .field select:focus, .field textarea:focus { outline: 0; border-color: var(--green-500); background: #fff; box-shadow: 0 0 0 3px var(--green-50); }
.field textarea { resize: vertical; min-height: 90px; }
.form-note { font-size: 13px; color: var(--gray-500); margin-top: 10px; }
.info-card { background: var(--bg-soft); border-radius: var(--radius); padding: 30px; }
.info-card h3 { font-size: 18px; margin-bottom: 18px; }
.info-row { display: flex; gap: 12px; margin-bottom: 16px; }
.info-row .ic { width: 40px; height: 40px; border-radius: 10px; background: #fff; display: grid; place-items: center; font-size: 18px; box-shadow: var(--shadow-sm); }
.info-row .t { font-size: 13px; color: var(--gray-500); }
.info-row .v { font-size: 15px; font-weight: 700; color: var(--ink); }
.form-success { display: none; background: var(--green-50); border: 1px solid var(--green-400); color: var(--green-700); padding: 16px; border-radius: 10px; margin-top: 16px; font-weight: 600; }

/* ===== Footer ===== */
.site-footer { background: var(--bg-deep); color: #cfe6d8; padding: 56px 0 26px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 36px; }
.site-footer h4 { color: #fff; font-size: 15px; margin-bottom: 16px; }
.site-footer .brand { color: #fff; margin-bottom: 14px; }
.site-footer p { font-size: 14px; opacity: .8; line-height: 1.8; }
.footer-links a { display: block; font-size: 14px; opacity: .8; padding: 5px 0; transition: .2s; }
.footer-links a:hover { opacity: 1; color: #fff; }
.footer-contact .row { display: flex; gap: 10px; font-size: 14px; opacity: .85; margin-bottom: 10px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); margin-top: 40px; padding-top: 20px; text-align: center; font-size: 13px; opacity: .6; }

/* ===== Breadcrumb ===== */
.page-hero { background: radial-gradient(120% 120% at 20% 0%, var(--green-50), #fff 60%); padding: 56px 0 40px; }
.page-hero .crumb { font-size: 13px; color: var(--gray-500); margin-bottom: 12px; }
.page-hero .crumb a:hover { color: var(--green-600); }
.page-hero h1 { font-size: 36px; letter-spacing: -.5px; }
.page-hero p { color: var(--gray-500); font-size: 17px; margin-top: 10px; max-width: 640px; }

/* ===== Stats band ===== */
.stat-band { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; }
.stat-box { text-align: center; padding: 30px 16px; background: #fff; border: 1px solid var(--green-100); border-radius: var(--radius); }
.stat-box strong { display: block; font-size: 38px; font-weight: 800; color: var(--green-600); }
.stat-box span { font-size: 14px; color: var(--gray-500); }

/* ===== Trust bar ===== */
.trust-bar { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 18px; background: var(--green-50); border: 1px solid var(--green-100); border-radius: var(--radius); padding: 28px; }
.tb { display: flex; gap: 12px; align-items: flex-start; }
.tb .ic { width: 42px; height: 42px; border-radius: 10px; background: #fff; display: grid; place-items: center; font-size: 18px; box-shadow: var(--shadow-sm); flex-shrink: 0; }
.tb .t { font-weight: 700; font-size: 15px; color: var(--green-700); }
.tb .s { font-size: 13px; color: var(--gray-500); }
.trust-note { text-align: center; font-size: 12px; color: var(--gray-500); margin-top: 14px; }
.data-note { font-size: 12px; color: var(--gray-500); margin-top: 8px; }

/* ===== Reveal animation ===== */
.reveal { opacity: 0; transform: translateY(24px); transition: .6s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ===== Responsive ===== */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: repeat(2,1fr); }
  .grid-3 { grid-template-columns: repeat(2,1fr); }
  .course-list { grid-template-columns: repeat(2,1fr); }
  .form-wrap { grid-template-columns: 1fr; }
  .stat-band { grid-template-columns: repeat(2,1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .nav-links { display: none; position: absolute; top: 68px; left: 0; right: 0; background: #fff; flex-direction: column; padding: 14px 22px; box-shadow: var(--shadow); border-bottom: 1px solid var(--green-100); }
  .nav-links.open { display: flex; }
  .nav-toggle { display: block; }
  .hero h1 { font-size: 32px; }
  .grid-2, .grid-3, .grid-4, .course-list, .stat-band { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .section { padding: 54px 0; }
  .section-head h2 { font-size: 27px; }
  .cta-banner { padding: 36px 24px; }
}

/* 招聘页补充样式 */
.role-tag { display:inline-block; font-size:12px; font-weight:600; color:var(--green-700); background:var(--green-50); padding:2px 8px; border-radius:999px; margin-left:6px; vertical-align:middle; }
.role-duty, .role-req { font-size:14px; line-height:1.7; margin:6px 0; }
.role-duty { color:#334155; }
.role-req { color:#64748b; }