.course-hero{position:relative;overflow:hidden;background:linear-gradient(135deg,#071a33 0%,#0c315b 58%,#876b22 100%);color:#fff;padding:clamp(4.5rem,9vw,8rem) 0 5rem}.course-hero:after{content:"";position:absolute;inset:-30% -10% auto 55%;height:120%;background:radial-gradient(circle,rgba(255,255,255,.2),transparent 63%);pointer-events:none}.course-hero .container{position:relative;z-index:1}.course-hero-grid{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(260px,.55fr);gap:clamp(2rem,5vw,5rem);align-items:center}.course-kicker{display:inline-flex;gap:.55rem;align-items:center;padding:.45rem .8rem;border:1px solid rgba(255,255,255,.35);border-radius:999px;background:rgba(4,19,38,.26);font-weight:800;letter-spacing:.08em;text-transform:uppercase;font-size:.75rem}.course-hero h1{max-width:850px;margin:.9rem 0 1rem;font-size:clamp(3rem,7vw,6.4rem);line-height:.9;letter-spacing:-.05em}.course-hero-copy{max-width:720px;font-size:clamp(1.05rem,2vw,1.28rem);line-height:1.65;color:rgba(255,255,255,.88)}.mentor-card{padding:1.5rem;border:1px solid rgba(255,255,255,.25);border-radius:24px;background:rgba(4,19,38,.44);box-shadow:0 24px 60px rgba(0,0,0,.24);backdrop-filter:blur(10px)}.mentor-card img{width:100%;aspect-ratio:1/1;object-fit:cover;border-radius:18px}.mentor-card strong,.mentor-card span{display:block}.mentor-card strong{margin-top:1rem;font-size:1.2rem}.mentor-card span{margin-top:.2rem;color:rgba(255,255,255,.75)}.course-overview{position:relative;margin-top:-2rem;z-index:2}.course-progress-card{display:grid;grid-template-columns:auto 1fr auto;gap:1.2rem;align-items:center;padding:1.25rem 1.4rem;border-radius:20px;background:#fff;box-shadow:0 20px 55px rgba(2,18,36,.15);border:1px solid rgba(8,49,91,.08)}.progress-score{display:grid;place-items:center;width:68px;height:68px;border-radius:50%;background:#082f57;color:#fff;font-weight:900;font-size:1.15rem}.progress-copy strong,.progress-copy span{display:block}.progress-copy strong{font-size:1.1rem;color:#10283f}.progress-copy span{margin-top:.25rem;color:#5f6f7d}.course-progress-track{height:10px;margin-top:.7rem;border-radius:99px;background:#e5ebf0;overflow:hidden}.course-progress-fill{display:block;height:100%;width:0;background:linear-gradient(90deg,#bf9b30,#e0c260);transition:width .35s ease}.course-reset{border:0;background:transparent;color:#31516e;text-decoration:underline;cursor:pointer}.course-shell{display:grid;grid-template-columns:minmax(250px,320px) minmax(0,1fr);gap:2rem;align-items:start;padding-top:3rem;padding-bottom:5rem}.course-sidebar{position:sticky;top:1rem;padding:1rem;border:1px solid #dbe4eb;border-radius:20px;background:#f8fafc}.course-search{width:100%;padding:.85rem 1rem;border:1px solid #c8d5df;border-radius:12px;background:#fff;font:inherit}.course-nav{display:grid;gap:.45rem;margin-top:1rem}.course-nav button{width:100%;padding:.7rem .8rem;border:0;border-radius:10px;background:transparent;text-align:left;color:#24435e;cursor:pointer;font:inherit}.course-nav button:hover,.course-nav button:focus-visible{background:#e8eef3;color:#092d52}.course-nav b{display:inline-grid;place-items:center;width:1.65rem;height:1.65rem;margin-right:.45rem;border-radius:50%;background:#dbe5ed;font-size:.76rem}.course-nav small{display:block;margin:.15rem 0 0 2.15rem;color:#667986}.course-content{min-width:0}.course-intro{padding:1.6rem;border-left:5px solid #c19b2f;background:#f6f2e7;border-radius:0 18px 18px 0;margin-bottom:2rem}.course-intro h2{margin:0 0 .6rem;color:#102c47}.course-intro p{margin:.35rem 0;color:#425b70}.course-module{margin:0 0 1.2rem;border:1px solid #d5e0e8;border-radius:20px;background:#fff;box-shadow:0 10px 30px rgba(7,32,54,.07);overflow:hidden}.module-head{display:grid;grid-template-columns:auto 1fr auto;gap:1rem;align-items:center;width:100%;padding:1.2rem;border:0;background:#fff;text-align:left;cursor:pointer}.module-head:hover{background:#f8fafc}.module-number{display:grid;place-items:center;width:42px;height:42px;border-radius:13px;background:#0b3157;color:#fff;font-weight:900}.module-title strong,.module-title span{display:block}.module-title strong{font-size:1.1rem;color:#142f49}.module-title span{margin-top:.2rem;color:#657786;font-size:.9rem}.module-chevron{font-size:1.4rem;color:#8a6a16;transition:transform .2s}.course-module.is-open .module-chevron{transform:rotate(180deg)}.module-body{border-top:1px solid #e2e9ee}.course-module:not(.is-open) .module-body{display:none}.lesson{border-bottom:1px solid #e5ebf0}.lesson:last-child{border-bottom:0}.lesson-head{display:grid;grid-template-columns:auto 1fr auto;gap:.9rem;align-items:center;width:100%;padding:1rem 1.2rem;border:0;background:#fbfcfd;text-align:left;cursor:pointer}.lesson-head:hover{background:#f4f7f9}.lesson-status{display:grid;place-items:center;width:30px;height:30px;border:2px solid #aebdca;border-radius:50%;color:transparent;font-weight:900}.lesson.is-complete .lesson-status{border-color:#2c7650;background:#2c7650;color:#fff}.lesson-title strong,.lesson-title span{display:block}.lesson-title strong{color:#1d3b55}.lesson-title span{margin-top:.18rem;font-size:.82rem;color:#6d7e8b}.lesson-body{padding:1.2rem clamp(1rem,3vw,2rem) 1.7rem}.lesson:not(.is-open) .lesson-body{display:none}.lesson-actions{display:flex;flex-wrap:wrap;gap:.7rem;margin-bottom:1.2rem}.course-button{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:.65rem 1rem;border:1px solid #0b3157;border-radius:999px;background:#0b3157;color:#fff;font-weight:800;cursor:pointer;text-decoration:none}.course-button.secondary{background:#fff;color:#0b3157}.course-button.complete{border-color:#2c7650;background:#edf8f1;color:#245e42}.lesson-video{aspect-ratio:16/9;margin:1rem 0 1.5rem;border-radius:15px;overflow:hidden;background:#071a2d}.lesson-video iframe{width:100%;height:100%;border:0}.lesson-copy{color:#344e63;line-height:1.7}.lesson-copy h3{color:#173651;font-size:1.15rem}.lesson-copy ul,.lesson-copy ol{padding-left:1.35rem}.lesson-quote{margin:1.4rem 0;padding:1rem 1.2rem;border-left:4px solid #bf9b30;background:#faf7ef;color:#3f4a51;font-style:italic}.lesson-activity{margin-top:1.5rem;padding:1.2rem;border-radius:16px;background:#eff4f7;border:1px solid #d7e2e9}.lesson-activity h3{margin:0 0 .7rem;color:#153752}.activity-list{display:grid;gap:.55rem;margin:.7rem 0 0;padding:0;list-style:none}.activity-list li{padding:.7rem .8rem;border-radius:10px;background:#fff;color:#3b5264}.no-results{padding:2rem;text-align:center;border:1px dashed #b8c7d2;border-radius:16px;color:#5d7180}.course-credit{padding:1.6rem;border-radius:18px;background:#0a2c4c;color:#fff}.course-credit a{color:#efd57c}.course-credit p{color:rgba(255,255,255,.8)}@media(max-width:900px){.course-hero-grid,.course-shell{grid-template-columns:1fr}.mentor-card{display:grid;grid-template-columns:100px 1fr;gap:1rem;align-items:center}.mentor-card img{grid-row:1/3}.mentor-card strong{margin-top:0}.course-sidebar{position:static}.course-nav{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:600px){.course-hero{padding-top:3.5rem}.course-progress-card{grid-template-columns:auto 1fr}.course-reset{grid-column:1/-1;justify-self:start}.mentor-card{grid-template-columns:78px 1fr}.course-nav{grid-template-columns:1fr}.module-head{gap:.7rem;padding:1rem}.module-number{width:36px;height:36px}.lesson-head{grid-template-columns:auto 1fr}.lesson-head>span:last-child{display:none}}