:root{--bay:#3157d5;--bay-dark:#17265c;--bay-soft:#eef2ff;--bay-border:#e4e7ec} .bay-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px}.bay-card{background:#fff;border:1px solid var(--bay-border);border-radius:18px;overflow:hidden;box-shadow:0 8px 30px rgba(20,35,80,.07)}.bay-card img{width:100%;height:180px;object-fit:cover}.bay-card-body{padding:22px}.bay-card h3{font-size:21px;margin:10px 0}.bay-card h3 a{text-decoration:none;color:var(--bay-dark)}.bay-card-foot{display:flex;align-items:center;justify-content:space-between;margin-top:18px}.bay-pill{background:var(--bay-soft);color:var(--bay);border-radius:99px;padding:5px 10px;font-size:12px}.bay-btn{display:inline-block;border:0;border-radius:10px;background:var(--bay);color:#fff!important;padding:10px 16px;text-decoration:none;cursor:pointer;font-weight:600}.bay-btn-large{padding:14px 22px}.bay-course-panel,.bay-dashboard-course,.bay-notice,.bay-success{margin:24px 0;padding:20px;border:1px solid var(--bay-border);border-radius:14px;background:#fff}.bay-notice{background:var(--bay-soft)}.bay-error{background:#fff0f0;color:#a10000}.bay-success{background:#edfff3;color:#08722d}.bay-curriculum{padding:0;list-style:none}.bay-curriculum li{display:flex;gap:14px;padding:13px 0;border-bottom:1px solid var(--bay-border)}.bay-curriculum span{min-width:75px;color:#667085}.bay-quiz fieldset{border:1px solid var(--bay-border);border-radius:12px;margin:18px 0;padding:18px}.bay-quiz label{display:block;margin:9px 0}.bay-progress{height:9px;background:#e9ecf4;border-radius:99px;overflow:hidden;margin:10px 0}.bay-progress i{height:100%;display:block;background:var(--bay)}.bay-verify{display:flex;gap:10px}.bay-verify input{min-width:280px;padding:10px;border:1px solid var(--bay-border);border-radius:10px}.bay-admin-cards{display:flex;gap:18px;margin:24px 0}.bay-admin-cards div{background:#fff;padding:22px;min-width:130px;border:1px solid #ddd;border-radius:10px}.bay-admin-cards strong,.bay-admin-cards span{display:block}.bay-admin-cards strong{font-size:30px;color:#3157d5}
.bay-language-switcher{display:flex;align-items:center;gap:12px;list-style:none;margin:0;padding:0}.bay-language-switcher li{display:inline-flex}.bay-language-switcher a{display:flex;align-items:center;gap:6px;text-decoration:none}.bay-language-switcher img{width:auto;height:14px}
.bay-auth,.bay-app-body{margin:0;background:#f4f6fb;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#172033}.bay-auth{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at top right,#dfe7ff,transparent 40%),#f4f6fb}.bay-login-card{box-sizing:border-box;width:min(440px,calc(100% - 32px));background:#fff;padding:38px;border-radius:22px;box-shadow:0 24px 70px rgba(28,43,89,.16)}.bay-login-brand{display:flex;align-items:center;gap:12px;margin-bottom:30px}.bay-login-brand>span,.bay-app-logo b{display:grid;place-items:center;width:42px;height:42px;border-radius:12px;background:#3157d5;color:#fff;font-size:22px}.bay-login-brand strong,.bay-login-brand small{display:block}.bay-login-brand small{color:#7b8497;margin-top:2px}.bay-login-card h1{margin:0 0 8px;font-size:30px}.bay-login-card>p{margin:0 0 26px;color:#697386}.bay-login-form label,.bay-editor label{display:grid;gap:7px;margin-bottom:17px;font-weight:600;font-size:14px}.bay-login-form input,.bay-editor input,.bay-editor textarea,.bay-editor select,.bay-filter select{box-sizing:border-box;width:100%;border:1px solid #d8deea;border-radius:10px;padding:12px 13px;background:#fff;font:inherit}.bay-login-form .bay-check{display:flex;grid-template-columns:auto 1fr;align-items:center}.bay-login-form .bay-check input{width:auto}.bay-primary{display:inline-flex;justify-content:center;border:0;border-radius:10px;padding:12px 18px;background:var(--bay-app,#3157d5);color:#fff!important;text-decoration:none;font-weight:700;cursor:pointer}.bay-login-form .bay-primary{width:100%}.bay-forgot{display:block;text-align:center;margin-top:20px;color:#3157d5}.bay-app{min-height:100vh;display:grid;grid-template-columns:250px 1fr}.bay-sidebar{position:sticky;top:0;height:100vh;box-sizing:border-box;background:#121b34;color:#fff;padding:24px 18px;display:flex;flex-direction:column}.bay-app-logo{display:flex;align-items:center;gap:12px;color:#fff!important;text-decoration:none;font-size:19px;font-weight:800;padding:0 8px 26px}.bay-app-logo b{width:36px;height:36px;background:var(--bay-app,#3157d5)}.bay-sidebar nav{display:grid;gap:5px}.bay-sidebar nav a{color:#aeb8d0;text-decoration:none;padding:11px 13px;border-radius:9px;font-weight:600}.bay-sidebar nav a:hover,.bay-sidebar nav a.active{background:var(--bay-app,#3157d5);color:#fff}.bay-sidebar-user{margin-top:auto;border-top:1px solid #2a3551;padding:18px 10px 0}.bay-sidebar-user strong,.bay-sidebar-user a{display:block}.bay-sidebar-user a{color:#aeb8d0;margin-top:7px}.bay-app-main{min-width:0}.bay-app-main>header{height:92px;box-sizing:border-box;background:#fff;border-bottom:1px solid #e4e8f0;padding:18px 34px;display:flex;align-items:center;gap:16px}.bay-app-main header h1{font-size:23px;margin:0}.bay-app-main header p{color:#7a8497;margin:4px 0 0}.bay-mobile-menu{display:none}.bay-app-content{padding:30px 34px}.bay-stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:24px}.bay-stat-grid article,.bay-app-panel{background:#fff;border:1px solid #e2e7f0;border-radius:15px;padding:22px;box-shadow:0 5px 18px rgba(28,43,89,.04)}.bay-stat-grid span,.bay-stat-grid strong{display:block}.bay-stat-grid span{color:#697386}.bay-stat-grid strong{font-size:34px;margin-top:10px;color:var(--bay-app,#3157d5)}.bay-app-panel h2{margin-top:0}.bay-actions{display:flex;justify-content:flex-end;margin-bottom:16px}.bay-table{width:100%;border-collapse:collapse}.bay-table th,.bay-table td{text-align:left;padding:14px 10px;border-bottom:1px solid #e7eaf1}.bay-table th{color:#697386;font-size:12px;text-transform:uppercase}.bay-table td small{display:block;color:#7a8497;margin-top:4px}.bay-table a{color:var(--bay-app,#3157d5)}.bay-form-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.bay-form-actions{display:flex;align-items:center;gap:16px}.bay-form-actions a{color:#697386}.bay-app-alert{border-radius:10px;padding:13px 16px;margin-bottom:18px;background:#eaf8ef;color:#146c34}.bay-app-error{background:#fff0f0;color:#9f2222}.bay-inline{display:flex;gap:6px}.bay-inline button{border:1px solid #d8deea;background:#fff;border-radius:7px;padding:7px 9px;cursor:pointer}.bay-filter{max-width:430px;margin-bottom:16px}.bay-theme-shell{--bay-app:#3157d5;max-width:1400px;margin:30px auto}.bay-theme-shell .bay-app{min-height:700px;border-radius:18px;overflow:hidden;border:1px solid #e2e7f0}.bay-theme-shell .bay-sidebar{position:relative;height:auto;min-height:700px}
@media(max-width:900px){.bay-app{grid-template-columns:1fr}.bay-sidebar{position:relative;width:100%;height:auto}.bay-sidebar nav{grid-template-columns:repeat(2,1fr)}.bay-sidebar-user{margin-top:20px}.bay-stat-grid{grid-template-columns:repeat(2,1fr)}.bay-form-grid{grid-template-columns:1fr}.bay-app-content{padding:22px 16px}.bay-app-main>header{padding:18px}.bay-table{display:block;overflow-x:auto}}@media(max-width:520px){.bay-sidebar nav{grid-template-columns:1fr}.bay-stat-grid{grid-template-columns:1fr}.bay-login-card{padding:26px}}
.bay-auth-links{display:grid;gap:9px;text-align:center;margin-top:20px}.bay-auth-links a{color:#3157d5;text-decoration:none}.bay-register-card{margin:30px auto}.bay-enroll-card{max-width:760px;margin:0 auto}.bay-enroll-card>img{width:100%;height:300px;object-fit:cover;border-radius:12px;margin-bottom:20px}.bay-enroll-card h2{font-size:28px;margin:14px 0 10px}
.bay-course-image-field{display:flex;align-items:center;gap:18px;margin-bottom:18px}.bay-course-image-field img{width:150px;height:100px;object-fit:cover;border-radius:10px}.bay-course-image-field label{flex:1}.bay-course-hero{display:grid;grid-template-columns:minmax(280px,1.15fr) 1fr;gap:28px;margin:24px 0;padding:24px;border:1px solid var(--bay-border);border-radius:18px;background:#fff}.bay-course-cover{width:100%;height:100%;max-height:420px;object-fit:cover;border-radius:14px}.bay-course-summary{align-self:center}.bay-course-lead{font-size:19px;line-height:1.65;color:#38435a}.bay-course-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:22px 0}.bay-course-stats div{background:var(--bay-soft);padding:15px;border-radius:12px;text-align:center}.bay-course-stats strong,.bay-course-stats span{display:block}.bay-course-stats strong{font-size:25px;color:var(--bay)}.bay-course-stats span{font-size:12px;color:#667085;margin-top:3px}.bay-course-summary dl>div{padding:12px 0;border-top:1px solid var(--bay-border)}.bay-course-summary dt{font-weight:700}.bay-course-summary dd{margin:6px 0 0;color:#59647a}.bay-course-video{margin:28px 0}.bay-course-video iframe,.bay-course-video video{width:100%;max-width:960px;aspect-ratio:16/9;height:auto;border-radius:16px}
@media(max-width:760px){.bay-course-hero{grid-template-columns:1fr}.bay-course-stats{grid-template-columns:repeat(3,1fr)}.bay-course-image-field{display:block}.bay-course-image-field img{width:100%;height:180px;margin-bottom:12px}}
.bay-question-row{position:relative;border:1px solid #dfe4ee;background:#f9faff;border-radius:13px;padding:18px;margin:14px 0}.bay-remove-question{position:absolute;right:10px;top:10px;border:0;background:#ffe9e9;color:#a42222;border-radius:50%;width:28px;height:28px;cursor:pointer}.bay-builder-head{display:flex;align-items:center;justify-content:space-between}.bay-add-question{border:1px solid var(--bay-app,#3157d5);background:#fff;color:var(--bay-app,#3157d5);border-radius:9px;padding:9px 13px;cursor:pointer;font-weight:700}.bay-builder-help{color:#697386;font-size:13px}.bay-lesson-meta,.bay-assignment-meta,.bay-linked-lesson{margin:20px 0;padding:18px;border:1px solid var(--bay-border);border-radius:14px;background:#fff}.bay-lesson-cover{width:100%;max-height:460px;object-fit:cover;border-radius:13px;margin-bottom:15px}.bay-lesson-badges{display:flex;gap:8px;margin-bottom:16px}.bay-lesson-badges span,.bay-assignment-meta span{display:inline-block;background:var(--bay-soft);color:var(--bay-dark);border-radius:99px;padding:7px 12px}.bay-resource-download{display:block;margin-top:18px;padding:14px;border-radius:10px;background:#edfff3;color:#08722d;text-decoration:none;font-weight:700}.bay-assignment-meta{display:flex;gap:9px;flex-wrap:wrap}.bay-linked-lesson a{color:var(--bay)}.bay-answer-input{box-sizing:border-box;width:100%;padding:11px;border:1px solid var(--bay-border);border-radius:8px}