:root{--primary:#2a9d8f;--primary-light:#a8dadc;--accent:#e76f51;--success:#52b788;--warning:#f4a261;--danger:#e63946;--bg:#fafaf7;--card-bg:#fff;--text-primary:#264653;--text-secondary:#6b7280}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text-primary);min-height:100vh;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.members-auth-page{flex-direction:column;justify-content:center;align-items:center;min-height:100vh;padding:24px;display:flex}.members-logo{color:var(--primary);letter-spacing:-.5px;margin-bottom:32px;font-size:22px;font-weight:700}.members-auth-page h1{color:var(--text-primary);text-align:center;margin-bottom:8px;font-size:24px;font-weight:700}.members-auth-page p{color:var(--text-secondary);text-align:center;max-width:320px;margin-bottom:28px;font-size:15px}.members-input{width:100%;max-width:320px;color:var(--text-primary);background:var(--card-bg);border:1.5px solid #e5e7eb;border-radius:10px;outline:none;margin-bottom:12px;padding:12px 16px;font-size:16px;transition:border-color .15s;display:block}.members-input:focus{border-color:var(--primary)}.members-input-code{text-align:center;letter-spacing:8px;max-width:200px;font-size:28px;font-weight:700}.members-btn-primary{background:var(--primary);color:#fff;cursor:pointer;border:none;border-radius:10px;width:100%;max-width:320px;padding:13px;font-size:16px;font-weight:600;transition:opacity .15s;display:block}.members-btn-primary:disabled{opacity:.6;cursor:not-allowed}.members-btn-secondary{color:var(--text-secondary);cursor:pointer;background:0 0;border:1.5px solid #e5e7eb;border-radius:10px;padding:10px 20px;font-size:14px;font-weight:500;transition:border-color .15s}.members-btn-secondary:hover{border-color:var(--primary);color:var(--primary)}.members-error{color:var(--danger);text-align:center;max-width:320px;margin-top:8px;font-size:14px}.members-link{color:var(--primary);cursor:pointer;background:0 0;border:none;margin-top:16px;font-size:14px;text-decoration:underline}.members-loading-screen{background:var(--bg);justify-content:center;align-items:center;min-height:100vh;display:flex}.members-spinner{border:3px solid var(--primary-light);border-top-color:var(--primary);border-radius:50%;width:36px;height:36px;animation:.7s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.members-dashboard-placeholder{min-height:100vh;color:var(--text-secondary);flex-direction:column;justify-content:center;align-items:center;gap:16px;display:flex}.course-layout{background:var(--bg);flex-direction:column;height:100vh;display:flex;overflow:hidden}.course-topbar{background:var(--card-bg);z-index:10;border-bottom:1px solid #e5e7eb;flex-shrink:0;justify-content:space-between;align-items:center;height:56px;padding:0 20px;display:flex}.course-topbar-title{color:var(--text-primary);font-size:15px;font-weight:600}.course-menu-btn{cursor:pointer;color:var(--text-primary);background:0 0;border:none;padding:4px 8px;font-size:22px;display:none}.course-signout-btn{padding:6px 14px;font-size:13px}.course-body{flex:1;display:flex;overflow:hidden}.course-sidebar-container{background:var(--card-bg);border-right:1px solid #e5e7eb;flex-shrink:0;width:300px;height:100%;overflow-y:auto}.course-sidebar{padding:20px 0}.sidebar-header{border-bottom:1px solid #e5e7eb;margin-bottom:12px;padding:0 20px 20px}.sidebar-header-logo{color:var(--primary);font-size:15px;font-weight:700}.sidebar-header-sub{color:var(--text-secondary);margin-top:2px;font-size:12px}.sidebar-chapter{text-transform:uppercase;letter-spacing:.8px;color:var(--text-secondary);padding:12px 20px 6px;font-size:11px;font-weight:700}.sidebar-lesson{cursor:pointer;border-left:3px solid #0000;align-items:flex-start;gap:10px;padding:9px 20px;transition:background .12s;display:flex}.sidebar-lesson:hover:not(.sidebar-lesson--locked){background:#f3f4f6}.sidebar-lesson--active{border-left-color:var(--primary);background:#f0faf9}.sidebar-lesson--locked{cursor:default;opacity:.45}.sidebar-lesson-icon{text-align:center;flex-shrink:0;width:16px;margin-top:1px;font-size:13px}.sidebar-lesson-text{color:var(--text-primary);font-size:13px;line-height:1.4}.sidebar-lesson-id{color:var(--text-secondary);font-size:12px}.sidebar-lesson--complete .sidebar-lesson-text{color:var(--text-secondary)}.course-main{flex:1;padding:32px 40px;overflow-y:auto}.lesson-content-panel{max-width:800px;margin:0 auto}.lesson-breadcrumb{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;margin-bottom:12px;font-size:12px}.lesson-title{color:var(--text-primary);margin-bottom:24px;font-size:26px;font-weight:700;line-height:1.2}.lesson-video-wrapper{aspect-ratio:16/9;background:#000;border-radius:10px;width:100%;margin-bottom:24px;overflow:hidden}.lesson-video-iframe{border:none;width:100%;height:100%;display:block}.lesson-pdf-placeholder{background:var(--card-bg);text-align:center;color:var(--text-secondary);border:1.5px solid #e5e7eb;border-radius:10px;margin-bottom:24px;padding:32px;font-size:15px}.lesson-pdf-placeholder .pdf-icon{margin-bottom:12px;font-size:40px}.lesson-empty-card,.lesson-coming-soon{background:var(--card-bg);text-align:center;color:var(--text-secondary);border:1.5px solid #e5e7eb;border-radius:10px;margin-bottom:24px;padding:32px;font-size:15px}.lesson-text-content{background:var(--card-bg);color:var(--text-primary);white-space:pre-line;border:1px solid #e5e7eb;border-radius:10px;margin-bottom:28px;padding:24px 28px;font-size:15px;line-height:1.75}.lesson-complete-row{align-items:center;gap:12px;padding-top:8px;padding-bottom:48px;display:flex}.lesson-complete-btn{max-width:240px}.lesson-complete-badge{color:var(--success);border:1.5px solid var(--success);background:#ecfdf5;border-radius:8px;align-items:center;gap:6px;padding:10px 18px;font-size:14px;font-weight:600;display:inline-flex}.lesson-locked-msg{color:var(--text-secondary);font-size:14px;font-style:italic}@media (width<=768px){.course-menu-btn{display:block}.course-sidebar-container{z-index:100;width:280px;transition:transform .22s ease-out;position:fixed;top:56px;bottom:0;left:0;transform:translate(-100%);box-shadow:4px 0 16px #0000001f}.course-sidebar-container--open{transform:translate(0)}.course-sidebar-overlay{z-index:99;background:#00000059;position:fixed;inset:56px 0 0}.course-main{padding:20px 16px}.lesson-title{font-size:20px}}.home-page{background:var(--bg);flex-direction:column;min-height:100vh;display:flex}.home-topbar{background:var(--card-bg);border-bottom:1px solid #e5e7eb;flex-shrink:0;justify-content:space-between;align-items:center;height:60px;padding:0 32px;display:flex}.home-logo{margin-bottom:0;font-size:18px}.home-signout{padding:7px 16px;font-size:13px}.home-hero{background:var(--card-bg);border-bottom:1px solid #e5e7eb;padding:48px 32px 40px}.home-greeting{color:var(--text-primary);margin-bottom:8px;font-size:32px;font-weight:700}.home-subtext{color:var(--text-secondary);margin-bottom:28px;font-size:16px}.home-progress-summary{margin-bottom:24px}.home-progress-label{color:var(--text-secondary);margin-bottom:8px;font-size:14px}.home-progress-bar-track{background:var(--primary-light);border-radius:99px;width:100%;max-width:400px;height:8px;margin-top:8px;overflow:hidden}.home-progress-bar-fill{background:var(--primary);border-radius:99px;height:100%;transition:width .6s ease-out}.home-continue-btn{max-width:220px;margin-top:4px}.home-app-section{max-width:900px;padding:40px 32px}.home-section-heading{color:var(--text-primary);margin-bottom:16px;font-size:20px;font-weight:700}.home-section-heading--muted{color:var(--text-secondary)}.home-app-card{background:var(--card-bg);border:1.5px solid #e5e7eb;border-radius:12px;align-items:flex-start;gap:32px;padding:28px;display:flex}.home-app-card-text{flex:1}.home-app-card-text h3{color:var(--primary);margin-bottom:8px;font-size:18px;font-weight:700}.home-app-card-text p{color:var(--text-secondary);font-size:14px;line-height:1.6}.home-app-card-actions{flex-direction:column;flex:1;gap:0;display:flex}.home-app-platform-label{color:var(--text-primary);text-transform:uppercase;letter-spacing:.5px;margin-bottom:6px;font-size:13px;font-weight:700}.home-app-steps{color:var(--text-secondary);margin-bottom:8px;padding-left:18px;font-size:13px;line-height:1.8}.home-app-link-label{color:var(--text-secondary);margin-bottom:2px;font-size:12px}.home-app-link{color:var(--primary);font-size:15px;font-weight:600;text-decoration:none}.home-app-link:hover{text-decoration:underline}.home-app-divider{border:none;border-top:1px solid #e5e7eb;margin:20px 0}.home-tier3-section{max-width:900px;padding:0 32px 40px}.home-tier3-coming-soon{opacity:.65}.home-tier3-card{background:var(--card-bg);border:1.5px dashed #e5e7eb;border-radius:12px;justify-content:space-between;align-items:center;gap:16px;padding:28px;display:flex}.home-tier3-card p{color:var(--text-secondary);max-width:500px;font-size:14px;line-height:1.6}.home-coming-soon-badge{color:var(--text-secondary);white-space:nowrap;text-transform:uppercase;letter-spacing:.5px;background:#f3f4f6;border-radius:99px;padding:6px 14px;font-size:12px;font-weight:600}@media (width<=768px){.home-topbar{padding:0 16px}.home-hero{padding:32px 16px 28px}.home-greeting{font-size:24px}.home-app-section,.home-tier3-section{padding:32px 16px}.home-app-card{flex-direction:column;gap:20px}.home-tier3-card{flex-direction:column;align-items:flex-start}}.members-tagline{color:var(--text-secondary);text-align:center;max-width:280px;margin-top:-20px;margin-bottom:28px;font-size:13px;line-height:1.5}.home-progress-percent{color:var(--text-secondary);margin-top:6px;font-size:13px}.home-completion-banner{border:1.5px solid var(--success);color:var(--success);background:#ecfdf5;border-radius:10px;max-width:480px;margin-bottom:16px;padding:14px 20px;font-size:15px;font-weight:600}@keyframes sidebar-shake{0%{transform:translate(0)}20%{transform:translate(-4px)}40%{transform:translate(4px)}60%{transform:translate(-3px)}80%{transform:translate(3px)}to{transform:translate(0)}}.sidebar-lesson--shake{animation:.4s ease-out sidebar-shake}