*{margin:0;padding:0;box-sizing:border-box;}body{background-image:linear-gradient(145deg,#f0f9ff 0%,#e6f5e9 55%,#fff8dc 100%);background-size:cover;background-position:center center;background-attachment:fixed;font-family:'Segoe UI','PingFang SC',Roboto,'Helvetica Neue',sans-serif;min-height:100vh;padding:28px 18px;color:#173042;overflow-x:hidden;}.course-wrapper{max-width:1300px;width:100%;margin:0 auto;background:rgba(255,255,255,0.84);backdrop-filter:blur(13px);border-radius:28px;padding:32px;box-shadow:0 24px 70px rgba(15,76,117,0.15);border:2px solid rgba(252,211,77,0.72);position:relative;overflow:hidden;}.course-wrapper::after{content:"";position:absolute;inset:10px;border:2px solid rgba(14,165,233,0.24);border-radius:22px;pointer-events:none;}.course-wrapper>*{position:relative;z-index:1;}.header-title{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;margin-bottom:24px;padding-bottom:16px;border-bottom:2px dashed rgba(14,165,233,0.28);}.header-main{display:flex;align-items:center;gap:14px;min-width:0;}.title-icon{width:54px;height:54px;border-radius:16px;display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#2563eb,#16a34a);color:#ffffff;font-size:1.65rem;box-shadow:0 14px 28px rgba(37,99,235,0.24);flex:0 0 auto;}.course-title{font-size:2.35rem;font-weight:900;line-height:1.15;letter-spacing:0;color:#14532d;background:linear-gradient(90deg,#1d4ed8 0%,#047857 62%,#a16207 100%);-webkit-background-clip:text;background-clip:text;color:transparent;overflow-wrap:anywhere;}.subhead{background:linear-gradient(135deg,#e0f2fe,#fef3c7);color:#075985;border:1px solid rgba(14,165,233,0.28);border-radius:999px;padding:8px 18px;font-weight:800;white-space:nowrap;}.title-cta-wrap{margin:0 0 22px;text-align:center;}.title-cta{display:inline-block;max-width:100%;background:linear-gradient(135deg,#2563eb 0%,#059669 56%,#f59e0b 100%);color:#ffffff;text-decoration:none;border:2px solid rgba(255,255,255,0.92);border-radius:999px;padding:13px 30px;font-size:1.02rem;line-height:1.45;font-weight:900;box-shadow:0 16px 34px rgba(37,99,235,0.20);transition:transform 0.18s ease,box-shadow 0.18s ease;}.title-cta:hover{transform:translateY(-2px);box-shadow:0 20px 42px rgba(5,150,105,0.24);}.interview-route{margin:0 0 24px;padding:18px;border-radius:18px;background:rgba(240,253,244,0.82);border:1px solid rgba(34,197,94,0.28);box-shadow:0 12px 28px rgba(22,101,52,0.08);}.interview-route h2{margin-bottom:12px;color:#14532d;font-size:1.2rem;font-weight:900;letter-spacing:0;}.route-steps{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px;}.route-steps span{min-height:46px;display:flex;align-items:center;justify-content:center;text-align:center;border-radius:12px;background:#ffffff;color:#064e3b;border:1px solid rgba(16,185,129,0.26);font-weight:850;line-height:1.35;padding:8px 10px;}.catalog-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:18px;margin-top:4px;}.chapter-card{background:rgba(255,255,255,0.92);border:1px solid rgba(14,165,233,0.20);border-radius:14px;box-shadow:0 12px 26px rgba(15,76,117,0.09);transition:transform 0.18s ease,box-shadow 0.18s ease,border-color 0.18s ease;overflow:hidden;}.chapter-card:hover{transform:translateY(-3px);border-color:rgba(245,158,11,0.58);box-shadow:0 18px 34px rgba(15,76,117,0.14);}.chapter-link{min-height:100%;display:block;padding:18px;color:inherit;text-decoration:none;}.chapter-badge{display:inline-flex;align-items:center;justify-content:center;min-width:44px;height:30px;margin-bottom:10px;border-radius:999px;background:linear-gradient(135deg,#ef4444,#f59e0b);color:#ffffff;font-weight:900;box-shadow:0 8px 18px rgba(239,68,68,0.18);}.chapter-title{min-height:3.1em;color:#102a43;font-size:1.08rem;line-height:1.42;font-weight:900;overflow-wrap:anywhere;}.chapter-desc{margin-top:10px;padding-left:10px;border-left:4px solid #22c55e;color:#40576b;font-size:0.88rem;line-height:1.55;}.card-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px;}.tag{display:inline-flex;align-items:center;border-radius:999px;padding:4px 10px;background:#fef3c7;color:#7c2d12;border:1px solid rgba(245,158,11,0.28);font-size:0.74rem;font-weight:800;line-height:1.3;}.footer-note{margin-top:28px;padding-top:18px;border-top:1px dashed rgba(14,165,233,0.30);text-align:center;color:#486579;font-weight:650;line-height:1.7;}.footer-note a{color:#0369a1;font-weight:900;text-decoration:none;}.footer-note a:hover{text-decoration:underline;}@media (max-width:860px){body{padding:16px 10px;background-attachment:scroll;}.course-wrapper{padding:20px 14px;border-radius:20px;}.course-wrapper::after{inset:6px;border-radius:16px;}.header-title{align-items:flex-start;margin-bottom:18px;}.title-icon{width:44px;height:44px;border-radius:12px;font-size:1.35rem;}.course-title{font-size:1.72rem;}.subhead{width:100%;text-align:center;}.title-cta{width:100%;padding:12px 16px;font-size:0.95rem;}.route-steps{grid-template-columns:1fr;}.catalog-grid{grid-template-columns:1fr;gap:14px;}.chapter-link{padding:16px;}.chapter-title{min-height:0;}}