:root{
 --cbt-blue:#244d7c;--cbt-blue2:#315f91;--cbt-cyan:#2db9c9;--cbt-ink:#15253a;--cbt-text:#44546a;
 --cbt-muted:#748197;--cbt-border:#dfe7ef;--cbt-soft:#eef3f8;--cbt-white:#fff;--cbt-green:#12a66a;
 --cbt-red:#d74848;--cbt-amber:#c78a18;--cbt-shadow:0 18px 48px rgba(25,53,85,.08)
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'Plus Jakarta Sans',system-ui,-apple-system,'Segoe UI',sans-serif;background:#eef3f8;color:var(--cbt-text);-webkit-font-smoothing:antialiased}
a{color:inherit}
.cbt-shell{width:min(1220px,calc(100% - 40px));margin:auto}
.cbt-hero{position:relative;overflow:hidden;background:linear-gradient(118deg,#1f3f65,#2e5b89 58%,#2b7487);color:#fff;padding:74px 0 68px}
.cbt-hero:before,.cbt-hero:after{content:'';position:absolute;border-radius:50%;filter:blur(2px);opacity:.16;background:#fff}
.cbt-hero:before{width:340px;height:340px;right:-100px;top:-150px}.cbt-hero:after{width:240px;height:240px;left:-90px;bottom:-170px}
.cbt-eyebrow{display:inline-flex;align-items:center;gap:7px;padding:7px 11px;border-radius:999px;background:rgba(255,255,255,.11);border:1px solid rgba(255,255,255,.16);font-size:.69rem;font-weight:850;letter-spacing:.08em;text-transform:uppercase}
.cbt-hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.25fr) minmax(320px,.75fr);gap:48px;align-items:center}
.cbt-hero h1{font-size:clamp(2.2rem,5vw,4.45rem);line-height:1.02;letter-spacing:-.055em;margin:16px 0 18px;max-width:820px}
.cbt-hero h1 span{color:#7ce2e8}
.cbt-hero p{max-width:720px;font-size:clamp(.95rem,1.6vw,1.1rem);line-height:1.75;color:#dceaf5;margin:0}
.hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:25px}
.cbt-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 16px;border-radius:12px;border:1px solid transparent;text-decoration:none;font-size:.77rem;font-weight:850;cursor:pointer;font-family:inherit}
.cbt-btn.primary{background:#fff;color:#244d7c}.cbt-btn.cyan{background:#32c5d3;color:#07384d}.cbt-btn.outline{background:#fff;border-color:#d9e4ef;color:#294c70}
.cbt-btn.green{background:#10a86c;color:#fff}.cbt-btn.dark{background:#244d7c;color:#fff}.cbt-btn.soft{background:#eef4fa;color:#355a80}
.cbt-hero-card{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);border-radius:24px;padding:23px;backdrop-filter:blur(10px);box-shadow:0 20px 50px rgba(9,30,52,.15)}
.hero-stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.hero-stat{background:rgba(255,255,255,.09);border-radius:15px;padding:15px}.hero-stat strong{display:block;font-size:1.65rem;color:#fff}.hero-stat span{display:block;margin-top:3px;color:#d9e8f4;font-size:.69rem;font-weight:700}
.hero-promise{margin-top:13px;padding-top:14px;border-top:1px solid rgba(255,255,255,.14);display:grid;gap:9px;font-size:.73rem;color:#e5f1f8}.hero-promise span{display:flex;gap:8px;align-items:center}.hero-promise i{color:#74e3e8}
.cbt-section{padding:58px 0}.cbt-section.white{background:#fff}.cbt-section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:22px}.cbt-section-head h2{margin:0;color:#183653;font-size:clamp(1.45rem,3vw,2.05rem);letter-spacing:-.035em}.cbt-section-head p{margin:7px 0 0;color:#748197;font-size:.83rem;line-height:1.65}
.practice-toolbar{position:sticky;top:82px;z-index:40;background:rgba(255,255,255,.94);border:1px solid #dfe7ef;border-radius:19px;padding:13px;display:grid;grid-template-columns:minmax(260px,1fr) auto;gap:12px;box-shadow:0 12px 36px rgba(24,53,82,.08);backdrop-filter:blur(14px);margin-bottom:26px}
.search-field{position:relative}.search-field i{position:absolute;left:15px;top:50%;transform:translateY(-50%);color:#7890a7}.search-field input{width:100%;height:46px;border:1px solid #dbe4ed;border-radius:13px;background:#f8fafc;padding:0 16px 0 43px;font:600 .8rem 'Plus Jakarta Sans';outline:0;color:#233a57}.search-field input:focus{border-color:#69bac7;box-shadow:0 0 0 3px rgba(45,185,201,.12);background:#fff}
.filter-row{display:flex;align-items:center;gap:7px;overflow:auto;scrollbar-width:none}.filter-row::-webkit-scrollbar{display:none}.filter-chip{height:40px;padding:0 13px;border:1px solid #dfe7ef;background:#fff;border-radius:11px;color:#52657a;font:800 .7rem 'Plus Jakarta Sans';cursor:pointer;white-space:nowrap}.filter-chip.active{background:#244d7c;border-color:#244d7c;color:#fff}
.faculty-block{margin-top:34px}.faculty-title{display:flex;align-items:center;gap:11px;margin-bottom:14px}.faculty-title .icon{width:38px;height:38px;display:grid;place-items:center;border-radius:12px;background:#e9f4f8;color:#24788b}.faculty-title h3{margin:0;color:#1c3854;font-size:1.05rem}.faculty-title span{color:#8390a1;font-size:.7rem;font-weight:700}
.course-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.course-card{position:relative;background:#fff;border:1px solid #dfe7ef;border-radius:18px;padding:18px 18px 16px;text-decoration:none;box-shadow:0 7px 22px rgba(25,53,85,.05);transition:.2s ease;min-height:214px;display:flex;flex-direction:column}.course-card:hover{transform:translateY(-4px);border-color:#bdd6e2;box-shadow:0 18px 38px rgba(25,53,85,.1)}.course-top{display:flex;align-items:start;justify-content:space-between;gap:10px}.course-tag{font-size:.61rem;font-weight:900;letter-spacing:.06em;text-transform:uppercase;color:#25798b;background:#e8f6f8;padding:5px 8px;border-radius:999px}.level-badge{font-size:.61rem;color:#6b7c90;background:#f2f5f8;padding:5px 8px;border-radius:999px;font-weight:800}.course-card h4{margin:14px 0 7px;font-size:1rem;color:#193650;letter-spacing:-.02em}.course-card p{margin:0;color:#748197;font-size:.74rem;line-height:1.55}.course-meta{margin-top:auto;padding-top:17px;display:flex;gap:12px;flex-wrap:wrap;color:#627286;font-size:.67rem;font-weight:750;padding-right:42px}.course-meta span{display:flex;gap:5px;align-items:center}.course-go{position:absolute;right:16px;bottom:16px;width:33px;height:33px;border-radius:10px;background:#eef5fa;color:#2c628e;display:grid;place-items:center;transition:.2s}.course-card:hover .course-go{background:#2db9c9;color:#07384d;transform:translateX(2px)}
.no-results{display:none;text-align:center;padding:36px;border:1px dashed #ccd8e5;border-radius:18px;background:#f8fafc;color:#718095}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.feature-card{background:#fff;border:1px solid #dfe7ef;border-radius:18px;padding:21px}.feature-card .icon{width:42px;height:42px;border-radius:13px;display:grid;place-items:center;background:#e9f6f7;color:#257987;font-size:1.05rem}.feature-card h3{margin:14px 0 7px;color:#1c3854;font-size:.95rem}.feature-card p{margin:0;color:#748197;font-size:.74rem;line-height:1.65}
.community-wrap{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:18px}.community-main,.community-side-card{background:#fff;border:1px solid #dfe7ef;border-radius:20px;box-shadow:0 10px 28px rgba(25,53,85,.06)}.community-main{overflow:hidden}.community-head{padding:20px 22px 15px;border-bottom:1px solid #e7edf3}.community-head h2{margin:0;color:#173653;font-size:1.2rem}.community-head p{margin:5px 0 0;color:#78869a;font-size:.75rem}.composer-card{padding:16px 20px;border-bottom:1px solid #e7edf3;background:#f9fbfd}.composer-header{display:flex;align-items:center;gap:10px}.user-avatar{width:36px;height:36px;border-radius:11px}.display-name{font-weight:800;color:#244d7c;font-size:.78rem}.composer-card textarea{width:100%;min-height:86px;margin-top:10px;border:1px solid #d9e3ed;border-radius:14px;padding:12px 14px;resize:vertical;font:500 .79rem/1.5 'Plus Jakarta Sans';outline:0}.composer-card textarea:focus{border-color:#65b9c6;box-shadow:0 0 0 3px rgba(45,185,201,.1)}.composer-footer{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:9px}.emoji-tray{display:flex;gap:4px;flex-wrap:wrap}.emoji-tray span{width:30px;height:30px;display:grid;place-items:center;border-radius:8px;cursor:pointer}.emoji-tray span:hover{background:#eaf1f7}.btn-primary{border:0;background:#244d7c;color:#fff;border-radius:11px;min-height:39px;padding:0 14px;font:800 .72rem 'Plus Jakarta Sans';cursor:pointer}.community-feed{padding:16px 20px}.chat-card{background:#fff;border:1px solid #e0e7ef;border-radius:16px;padding:15px;margin-bottom:12px;box-shadow:0 4px 13px rgba(25,53,85,.04)}.chat-meta{display:flex;justify-content:space-between;align-items:center;gap:12px;font-size:.69rem;color:#8390a1}.user-info{display:flex;align-items:center;gap:8px}.chat-body{padding:11px 0;color:#405067;font-size:.78rem;line-height:1.62}.reaction-bar{display:flex;align-items:center;gap:13px;padding-top:8px;border-top:1px solid #edf1f5;font-size:.7rem;color:#64748b}.reaction-btn,.reply-trigger,.dm-btn{cursor:pointer;color:#596c83;text-decoration:none;font-weight:750}.replies-section{margin:12px 0 0 34px;padding-left:13px;border-left:2px solid #e5ebf1}.reply-input-hidden{display:none;gap:8px;margin-top:10px}.reply-input-hidden input{flex:1;height:38px;border:1px solid #dce4ed;border-radius:10px;padding:0 11px}.reply-input-hidden button{border:0;background:#244d7c;color:#fff;border-radius:9px;padding:0 13px}.community-side-card{padding:19px;height:max-content}.community-side-card h3{margin:0 0 12px;color:#1c3854;font-size:.9rem}.community-side-card p,.community-side-card li{color:#748197;font-size:.72rem;line-height:1.65}.community-side-card ul{padding-left:18px;margin:0}.community-side-stack{display:grid;gap:14px}
.cbt-site-footer{background:#173653;color:#dbe8f3;padding:34px 0 0}.cbt-footer-inner{width:min(1220px,calc(100% - 40px));margin:auto;display:flex;align-items:center;justify-content:space-between;gap:20px;padding-bottom:25px}.cbt-footer-inner>div strong{display:block;color:#fff;font-size:1rem}.cbt-footer-inner>div span{display:block;margin-top:4px;font-size:.7rem;color:#aebfd0}.cbt-footer-inner nav{display:flex;gap:15px;flex-wrap:wrap}.cbt-footer-inner a{text-decoration:none;color:#d9e7f2;font-size:.7rem;font-weight:700}.cbt-footer-bottom{text-align:center;border-top:1px solid rgba(255,255,255,.08);padding:13px;font-size:.64rem;color:#9eb2c5}
@media(max-width:980px){.cbt-hero-grid{grid-template-columns:1fr}.cbt-hero-card{max-width:620px}.course-grid{grid-template-columns:1fr 1fr}.community-wrap{grid-template-columns:1fr}.community-side-stack{grid-template-columns:1fr 1fr}.practice-toolbar{top:74px}}
@media(max-width:680px){.cbt-shell{width:min(100% - 24px,1220px)}.cbt-hero{padding:52px 0}.cbt-hero-grid{gap:28px}.practice-toolbar{grid-template-columns:1fr;top:68px;border-radius:15px}.course-grid,.feature-grid,.community-side-stack{grid-template-columns:1fr}.course-card{min-height:174px}.cbt-section{padding:42px 0}.cbt-section-head{align-items:flex-start;flex-direction:column;gap:7px}.composer-footer{align-items:flex-end;flex-direction:column}.cbt-footer-inner{width:min(100% - 24px,1220px);align-items:flex-start;flex-direction:column}.cbt-footer-inner nav{gap:10px}}