.cd-hero{background:radial-gradient(circle at 78% 20%,#296fd7,transparent 35%),linear-gradient(120deg,#072b72,#0756cd);color:#fff;overflow:hidden}.cd-breadcrumb{display:flex;align-items:center;gap:10px;padding-top:30px;color:#b9d3fa;font-size:.79rem;max-width:100%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.cd-breadcrumb a:hover{color:#fff;text-decoration:underline}.cd-breadcrumb span:last-child{overflow:hidden;text-overflow:ellipsis}.cd-hero-grid{display:grid;grid-template-columns:1.1fr .7fr;gap:40px;min-height:460px;align-items:center}.cd-label{font-weight:800;letter-spacing:.16em;font-size:.72rem;color:#ffc778}.cd-hero h1{font-size:clamp(2.6rem,5vw,4.7rem);margin:22px 0;max-width:700px}.cd-hero-grid>div:first-child>p{color:#e0eaff;max-width:640px;line-height:1.8;font-size:1.04rem}.cd-hero-actions{display:flex;gap:19px;align-items:center;flex-wrap:wrap;margin-top:32px}.cd-hero-actions form{margin:0}.cd-hero-actions button{font:800 .96rem 'DM Sans',sans-serif;border:0;cursor:pointer}.cd-login{border-bottom:1px solid #9fc2fa;font-weight:700;font-size:.88rem;padding-bottom:4px}.cd-graphic{min-height:370px;position:relative;display:grid;place-items:center}.cd-orbit{border:1px solid rgba(255,255,255,.25);border-radius:50%;width:410px;height:410px;position:absolute;box-shadow:0 0 0 40px rgba(255,255,255,.04)}.cd-cover{width:280px;min-height:325px;background:linear-gradient(150deg,#fff,#e7f1ff);border-radius:22px;box-shadow:0 35px 55px rgba(0,21,69,.3);transform:rotate(7deg);padding:27px;color:#073579;display:flex;flex-direction:column;justify-content:space-between;position:relative}.cd-cover:before{content:'✳';position:absolute;right:20px;top:48px;font-size:5rem;color:#d7e7ff}.cd-cover span{font-size:.69rem;letter-spacing:.15em;font-weight:800;color:#3e71b5;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.cd-cover strong{font:800 2rem/1.17 Manrope,sans-serif;letter-spacing:-.06em;position:relative;z-index:1;word-break:break-word}.cd-cover small{color:#7890ad;font-weight:800;font-size:.61rem;letter-spacing:.1em}.cd-body{display:grid;grid-template-columns:minmax(0,1fr) 325px;gap:66px;padding-top:82px;padding-bottom:98px}.cd-main h2{font-size:clamp(1.9rem,3vw,2.65rem);margin:15px 0 22px}.cd-about{padding-bottom:57px;border-bottom:1px solid var(--line)}.cd-about>p{color:#4f6178;line-height:1.95;font-size:1.03rem}.cd-curriculum{padding-top:57px}.cd-muted{color:var(--muted);line-height:1.8;max-width:620px;margin-bottom:28px}.cd-empty{padding:27px;border:1px dashed #b8cff6;border-radius:13px;color:var(--muted);background:#f6f9ff}.cd-chapter{border:1px solid var(--line);border-radius:13px;background:#fff;margin-bottom:12px;overflow:hidden}.cd-chapter[open]{box-shadow:0 9px 25px rgba(8,38,88,.05);border-color:#cedef5}.cd-chapter summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:17px;padding:20px 22px}.cd-chapter summary::-webkit-details-marker{display:none}.cd-chapter-number{background:#eaf2ff;color:var(--blue);border-radius:8px;padding:7px 9px;font-weight:800;font-size:.69rem;white-space:nowrap}.cd-chapter-name{font-weight:800;flex:1}.cd-chapter-name small{display:block;color:var(--muted);font-weight:500;margin-top:2px;font-size:.76rem}.cd-chevron{color:var(--blue);font-size:1.35rem;transition:transform .2s}.cd-chapter[open] .cd-chevron{transform:rotate(180deg)}.cd-chapter-content{border-top:1px solid var(--line);padding:4px 22px 17px;color:var(--muted);font-size:.88rem}.cd-chapter-content p{margin:15px 0}.cd-chapter-content ol{padding:0;margin:0;list-style:none}.cd-chapter-content li{display:flex;justify-content:space-between;gap:15px;border-top:1px solid #eff2f7;padding:14px 0;color:#33465f}.cd-chapter-content li:first-child{border-top:0}.cd-chapter-content li:before{content:'▶';color:var(--blue);font-size:.6rem;padding-top:4px}.cd-chapter-content li span{flex:1}.cd-chapter-content li small{white-space:nowrap;color:var(--muted)}.cd-aside{position:relative}.cd-info-card{position:sticky;top:110px;background:#f6f9ff;border:1px solid #dce8fa;border-radius:18px;padding:29px}.cd-info-card h2{font-size:1.6rem;margin:14px 0 24px}.cd-info-card dl{margin:0}.cd-info-card dl>div{display:flex;justify-content:space-between;gap:10px;border-bottom:1px solid #dfe8f4;padding:13px 0}.cd-info-card dt{color:var(--muted);font-size:.81rem}.cd-info-card dd{font-weight:800;margin:0;font-size:.81rem;text-align:right}.cd-info-card>p{font-size:.82rem;color:var(--muted);line-height:1.7;margin:21px 0}.cd-side-link{background:var(--blue);color:#fff;border:0;border-radius:10px;display:block;text-align:center;width:100%;padding:12px 15px;font:800 .9rem 'DM Sans',sans-serif;cursor:pointer}.cd-side-link:hover{background:#0849ba}.cd-info-card form{margin:0}.cd-final{background:#fff9ef;padding:66px 0}.cd-final-inner{display:flex;align-items:center;justify-content:space-between;gap:24px}.cd-final h2{font-size:clamp(2rem,3vw,3rem);margin:12px 0}.cd-final p{color:var(--muted);margin:0}.cd-final .btn{background:var(--blue);color:#fff}
@media(max-width:900px){.cd-hero-grid{grid-template-columns:1fr .5fr}.cd-graphic{transform:scale(.76);transform-origin:center}.cd-body{gap:28px;grid-template-columns:minmax(0,1fr) 270px}}
@media(max-width:700px){.cd-breadcrumb{padding-top:24px}.cd-hero-grid{display:block;padding:55px 0 0}.cd-hero h1{font-size:clamp(2.4rem,9vw,3.5rem)}.cd-graphic{height:200px;min-height:200px;transform:scale(.52);transform-origin:top center;margin-top:42px;margin-bottom:-55px}.cd-body{display:flex;flex-direction:column;gap:36px;padding-top:65px;padding-bottom:65px}.cd-about{padding-bottom:45px}.cd-curriculum{padding-top:45px}.cd-info-card{position:static}.cd-final-inner{align-items:start;flex-direction:column}.cd-chapter summary{padding:17px 14px;gap:10px}.cd-chapter-content{padding-inline:15px}}

.cd-thumbnail{display:block;width:min(100%,410px);aspect-ratio:16/9;object-fit:cover;border-radius:18px;box-shadow:0 30px 55px rgba(0,21,69,.3);position:relative;z-index:1}