@import"https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;700&family=Manrope:wght@400;500;700&display=swap";*{box-sizing:border-box}:root{--brand-color: #0020A4;--ink: #111111;--bg: #F0F5FF;--panel: #fff;--panel-border: #e5e5e5;--module-bg: #ffffff;--module-text: var(--ink);--user-bubble: var(--brand-color);--user-text: #ffffff;--bot-bubble: #ffffff;--bot-text: #2a2a2a;--radius: 16px;--shadow: 0 4px 12px rgba(0, 0, 0, .06)}.theme-dark{--bg: #0f1115;--text: #e6e8eb;--panel: #1b1f27;--panel-border: #2c313c;--module-bg: #0033cc;--module-text: #e6e8eb;--user-bubble: #3366ff;--user-text: #ffffff;--bot-bubble: #2a2f3a;--bot-text: #e6e8eb}.ihc-theme{--brand-color: #eb0029;--bg: #fff7f6}.aac-theme{--brand-color: #007931;--bg: #F7FFF6}html,body,#root{height:100%;margin:0;background:var(--bg);color:var(--ink);font-family:system-ui,-apple-system,Segoe UI,Roboto,Inter,Arial,sans-serif}:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light;color:#1b1b1b;background-color:var(--bg);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:var(--radius);border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#fff;cursor:pointer;transition:all .25s}button:hover{border-color:var(--brand-color);background-color:var(--bg)}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}button:disabled{opacity:.5;cursor:not-allowed;border-color:var(--panel-border)}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}.app-container{display:flex;flex-direction:column;padding:8px 20px 20px 0;justify-content:center;align-items:stretch;height:100vh;width:100vw;overflow:hidden;background:var(--bg)}.loading-screen{justify-content:center;align-items:center}.loading-spinner{width:44px;height:44px;border-radius:50%;border:4px solid #d6def8;border-top-color:var(--brand-color);animation:course-spinner-spin .8s linear infinite}@keyframes course-spinner-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.main-content{margin-top:8px;display:flex;flex-direction:row;gap:20px;justify-content:center;align-items:stretch;height:100vh;width:100%;overflow:hidden;background:var(--bg)}.logo-container{display:flex;justify-content:center;align-items:center;margin-bottom:16px}.course-logo-img{width:auto;height:60px;object-fit:contain;border-radius:var(--radius)}.course-logo-img:hover{cursor:pointer;filter:brightness(.95)}.module-list{background:transparent;color:var(--module-text);overflow-y:auto;transition:all .3s ease-out;height:100%}.module-list.collapsed{opacity:0;visibility:hidden;width:0;padding:0}.module-list-header,.right-rail-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px;gap:8px}.module-heading,.right-rail-heading{margin:0;font-weight:700;letter-spacing:.02em}.module-grid{width:320px;display:flex;flex-direction:column;grid-template-columns:1fr;gap:8px;margin:0;padding:0;max-height:calc(100% - 41px);overflow:auto}.module-card{display:flex;flex-direction:column;justify-content:space-between;width:100%;text-align:left}.module-card-subtitle,.analytics-subtitle{margin:4px 0 0;font-size:12px;color:#111111a0;display:block}.module-card-arrow{font-size:16px}.module-list ul,.module-list li{list-style:none;margin:0;padding:0}.module-grid::-webkit-scrollbar,.help-modal-content::-webkit-scrollbar{width:8px}.module-grid::-webkit-scrollbar-thumb,.help-modal-content::-webkit-scrollbar-thumb{background:var(--panel-border);border-radius:var(--radius)}.module-grid::-webkit-scrollbar-track,.help-modal-content::-webkit-scrollbar-track{background:transparent}.module-grid{padding-right:8px}@media (max-width: 900px){.module-list{height:auto}.module-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width: 600px){.module-grid{grid-template-columns:1fr}}@media (max-width: 1100px){.chat-content{flex-direction:column}.analytics-panel{width:100%}}.module-item:hover{transform:translateY(-2px);box-shadow:0 10px 24px #00000014;border-color:#ecdedd;transition:all .2s ease-out}.module-item.active{border-color:var(--brand-color);transition:all .2s ease-out}.chat-container{min-width:350px;flex:1 1 auto;display:flex;flex-direction:column;align-items:stretch;min-width:0;transition:all .3s ease-out}.chat-window{flex:1 1 auto;min-height:0;border-radius:var(--radius);border:1px solid var(--panel-border);background:var(--panel);padding:12px;overflow-y:auto}.chat-window-container{min-width:392px;flex:1 1 auto;min-height:0;display:flex;flex-direction:column;border-radius:var(--radius);border:1px solid var(--panel-border);background:var(--panel);padding-top:8px}.chat-messages{flex:1 1 auto;min-height:0;overflow-y:auto;padding:12px}.chat-content{display:flex;gap:18px;flex:1 1 auto;min-height:0;transition:gap .3s ease-out}.chat-main{flex:1 1 auto;display:flex;flex-direction:column;min-width:0}.chat-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px;gap:12px}.chat-header h2{margin:0;font-size:18px}.chat-header p{margin:4px 0 0;font-size:12px;color:#6e6766}.chat-toolbar{display:flex;justify-content:flex-end;font-size:16px;margin-bottom:8px;gap:8px}.chat-toolbar label{display:flex;align-items:center;gap:6px}.analytics-toggle{padding:8px 12px;border-radius:var(--radius);border:1px solid var(--panel-border);background:#fff;font-size:16px;font-weight:600;cursor:pointer;transition:transform .12s ease,box-shadow .12s ease;box-shadow:0 4px 12px #0000000f}.home-button{padding:8px 12px;border-radius:var(--radius);border:1px solid var(--panel-border);background:#fff;font-size:16px;font-weight:600;cursor:pointer;transition:transform .12s ease,box-shadow .12s ease;box-shadow:0 4px 12px #0000000f;display:flex;height:39.2px;align-items:center}.save-button{padding:8px 12px;border-radius:var(--radius);border:1px solid var(--panel-border);background:var(--brand-color);color:#fff;font-size:16px;font-weight:600;cursor:pointer;transition:transform .12s ease,box-shadow .12s ease}.save-button:hover{background-color:var(--brand-color);filter:brightness(.9)}.chat-context-divider{position:relative;margin:12px 0;text-align:center}.chat-context-divider:before{content:"";position:absolute;left:0;right:0;top:50%;border-top:1px solid var(--panel-border)}.chat-context-divider span{position:relative;z-index:1;display:inline-block;padding:0 10px;font-size:12px;color:#6e6766;background:var(--panel)}.message{max-width:70%;min-height:42.4px;width:fit-content;padding:10px 14px;margin:8px 0;border-radius:var(--radius);line-height:1.4;word-wrap:break-word;white-space:pre-wrap}.user{margin-left:auto;background:var(--brand-color);color:var(--user-text);border-top-right-radius:4px}.bot{margin-right:auto;background:#f0f0f0;color:var(--bot-text);border-top-left-radius:4px}.typing{display:inline-flex;align-items:center;gap:6px}.typing-dots{display:inline-flex;align-items:center;gap:4px}.typing-dots .dot{width:6px;height:6px;border-radius:50%;background:#8a8080;opacity:.6;animation:typing-bounce 1s infinite ease-in-out}.typing-dots .dot:nth-child(2){animation-delay:.15s}.typing-dots .dot:nth-child(3){animation-delay:.3s}@keyframes typing-bounce{0%,to{transform:translateY(0);opacity:.45}50%{transform:translateY(-3px);opacity:.9}}.chat-input{display:flex;gap:10px;padding:8px;margin:0;align-items:center;flex-shrink:0}.chat-disclaimer{margin:2px 12px 10px;font-size:11px;line-height:1.35;color:#6e6766;text-align:center;flex-shrink:0}.analytics-panel{color:var(--ink);height:100%;width:320px;flex-shrink:0;padding:0 16px;overflow-y:auto;animation:slideInRight .3s ease-out}@keyframes slideInRight{0%{opacity:0;transform:translate(20px)}to{opacity:1;transform:translate(0)}}@keyframes slideOutRight{0%{opacity:1;transform:translate(0)}to{opacity:0;transform:translate(20px)}}.analytics-panel-wrapper{height:100%;padding:16px 0;animation:slideInRight .3s ease-out;background:var(--panel);border:1px solid var(--panel-border);border-radius:var(--radius)}.analytics-panel-wrapper.closing{animation:slideOutRight .3s ease-out forwards;pointer-events:none}.video-panel{min-width:40%;width:40%;flex-grow:1;background:var(--panel);border:1px solid var(--panel-border);border-radius:var(--radius);padding:12px;overflow-y:auto;display:flex;flex-direction:column;animation:slideInCenter .3s ease-out}.no-videos{color:var(--ink);margin:0}.video-panel.closing{animation:slideOutCenter .3s ease-out forwards;pointer-events:none}@keyframes slideInCenter{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}@keyframes slideOutCenter{0%{opacity:1;transform:scale(1)}to{opacity:0;transform:scale(.95)}}.video-selector{display:flex;flex-direction:column;height:100%}.video-selector-header{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-bottom:10px;color:var(--ink)}.video-selector-body{display:flex;flex:1;gap:12px}.video-list-item{width:100%;text-align:left;padding:8px 10px;border-radius:var(--radius);border:1px solid var(--panel-border);background:#fff;margin-bottom:8px;cursor:pointer}.video-list-item.selected{background:#fff6f7;border-color:var(--brand-color)}.video-list-column{width:100%;display:flex;flex-direction:column;height:100%}.video-tiles{display:flex;flex-direction:column;gap:10px;flex:1 1 auto;overflow:auto;padding-right:6px}.video-tile-wrap{display:flex}.video-tile{width:100%;text-align:left;padding:12px 10px;border-radius:var(--radius);border:1px solid var(--panel-border);background:#fff;cursor:pointer;display:flex;align-items:center}.video-tile-content{display:flex;flex-direction:column;height:100%}.video-tile-subtext{color:#6e6766;margin-top:8px}.close-button,.video-close{all:unset;color:var(--ink);cursor:pointer;display:grid;place-items:center;padding:4px;margin-right:1px;border-radius:8px;transition:background .12s ease,transform .12s ease,opacity .12s ease}.close-button:hover,.video-close:hover{background:var(--panel-border)}.close-button svg,.video-close svg{transition:transform .16s ease,opacity .16s ease}.video-player-column{width:100%;display:flex;flex-direction:column;gap:12px}.video-player-header{display:flex;justify-content:space-between;align-items:center;gap:12px}.video-switch{appearance:none;-webkit-appearance:none;-moz-appearance:none;padding:6px 30px 6px 10px;border-radius:var(--radius);border:1px solid var(--panel-border);background:#fff url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24'><path fill='%238a8080' d='M7 10l5 5 5-5z'/></svg>") no-repeat right 10px center;background-size:12px;font-size:13px;color:var(--ink);cursor:pointer;height:36px}.video-switch:focus{border-color:var(--brand-color);background:var(--bg);outline:1px solid var(--brand-color)}.video-switch option{color:var(--ink)}.video-player-area{flex:1 1 auto;display:flex;flex-direction:column;gap:8px}.video-player-iframe iframe{border-radius:var(--radius)}.video-preview-title{color:var(--ink);font-style:bold;margin-top:8px}.analytics-panel__header h3{margin:0;font-size:16px;color:var(--ink)}.analytics-apply-btn{border:none;background:var(--brand-color);color:#fff;font-size:16px;font-weight:600;padding:8px 12px;border-radius:var(--radius);cursor:pointer}.analytics-filters{display:grid;gap:10px;font-size:16px;margin-bottom:14px}.analytics-filters label{display:grid;gap:6px;color:#4f4847}.analytics-filters input,.analytics-filters select{border-radius:var(--radius);border:1px solid var(--panel-border);padding:8px 10px;font-size:16px}.analytics-status{font-size:16px;margin-bottom:10px;color:#6e6766}.analytics-status.error{color:#b83232}.analytics-section{margin-bottom:16px}.analytics-section h4{margin:0 0 8px;font-size:13px}.analytics-empty{font-size:12px;color:#8a8080;margin:0}.topic-list{list-style:none;padding:0;margin:0;display:grid;gap:10px}.topic-list li{display:grid;grid-template-columns:1fr auto;gap:8px;align-items:center;font-size:12px}.topic-bar{grid-column:1 / -1;height:6px;background:#f1e9e8;border-radius:999px;overflow:hidden}.topic-bar span{display:block;height:100%;background:var(--brand-color);border-radius:inherit}.analytics-metrics{display:grid;gap:12px}.analytics-metrics p{margin:6px 0 0;font-size:14px;font-weight:600}.keyword-list{list-style:none;margin:8px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:6px}.keyword-list li{background:#fff;border:1px solid var(--panel-border);border-radius:999px;padding:4px 8px;font-size:11px}.chat-input input{flex:1 1 auto;border-radius:var(--radius);border:1px solid var(--panel-border);background:#f0f0f0;color:#000;opacity:.9;padding:12px 14px;font-size:16px;outline:none}.chat-input button{display:flex;align-items:center;justify-content:center;padding:10px;background-color:var(--brand-color);color:#fff;border:none;border-radius:var(--radius);cursor:pointer;transition:filter .15s ease}.chat-input button:hover{filter:brightness(.9)}body{overflow-x:hidden}.module-card{padding:12px;position:relative}.module-card.expanded{background:var(--bg);border:1px solid black}.module-card-arrow-btn{all:unset;cursor:pointer;display:grid;place-items:center;padding:4px;margin-right:1px;border-radius:8px;transition:background .12s ease,transform .12s ease,opacity .12s ease;margin-left:auto}.module-card-arrow-btn.toggle-btn:hover{background:var(--panel-border)}.empty-message{color:var(--ink)}.module-card-arrow{color:var(--ink);font-size:16px;line-height:1;transition:transform .16s ease,opacity .16s ease;display:inline-block}.module-card-arrow-btn.open .module-card-arrow{transform:rotate(180deg)}.video-list{display:none;overflow:hidden;max-height:0;opacity:0;transition:max-height .22s ease,opacity .18s ease;margin-left:8px;margin-top:8px;padding:8px;border-left:2px solid #e9e2e1}.video-button{width:100%;background-color:#fff;text-align:left;display:flex;align-items:center;gap:8px}.video-button:hover{border:1px solid var(--brand-color);background-color:var(--bg)}.video-list.show{display:block;max-height:300px;opacity:1}.video-list ul{list-style:none;margin:10px 14px 12px;padding:0;display:grid;gap:8px}.video-list li a{text-decoration:none;color:#0b57d0;font-size:13.5px}.video-list li a:hover{text-decoration:underline}.page-header{padding:12px 16px 4px}.page-title{font-size:20px;font-weight:700;margin:0 0 6px}.page-subtitle{margin:0;font-size:13px;opacity:.75}.left-rail{border-radius:0 var(--radius) var(--radius) 0;border:1px solid var(--panel-border);flex-shrink:0;display:flex;flex-direction:column;align-items:flex-start;padding:16px;transition:all .3s ease-out;background-color:#fff}.right-rail{border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid var(--panel-border);flex-shrink:0;display:flex;flex-direction:column;align-items:flex-start;padding:16px;transition:all .3s ease-out;background-color:#fff}.logo-container{justify-content:flex-start;align-items:flex-start;margin:0}.page-header--left{text-align:left;width:100%;display:flex;flex-direction:row;align-items:center;gap:8px;padding:0 0 0 20px}.page-title{margin:0;font-size:18px;font-weight:700;text-align:left;color:var(--ink)}.module-list .course-logo-img,.module-list .logo-container{display:none}.chat-container{min-width:515px;height:100%;overflow:visible}.chat-window{flex:1 1 auto;min-height:0;overflow-y:auto}.mode-button{border:1px solid #ccc;border-radius:var(--radius);padding:2px 8px;background-color:#fff;cursor:pointer;transition:background-color .15s ease,box-shadow .15s ease,transform .05s ease;font-weight:400}.mode-button:hover{background-color:var(--bg);box-shadow:0 1px 3px #00000014}.mode-button:active{transform:translateY(1px)}.mode-button--active{background-color:var(--bg);font-weight:600;border-color:var(--brand-color)}.analytics-panel__controls{display:flex;flex-direction:column;gap:8px;margin-top:8px;margin-bottom:8px}.analytics-actions{display:flex;gap:8px;flex-direction:column}.analytics-upload,.analytics-button{position:relative;display:inline-flex;align-items:center;justify-content:center;padding:8px 12px;border-radius:var(--radius);border:1px solid var(--panel-border);background:#fff;cursor:pointer;box-shadow:0 4px 12px #0000000f}.analytics-button:disabled:hover{background:#fff}.analytics-upload input{position:absolute;top:0;right:0;bottom:0;left:0;opacity:0;cursor:pointer}.analytics-updated{font-size:11px;color:#6e6766}.analytics-time-range{padding:8px 12px;border-radius:var(--radius);border:1px solid var(--panel-border);background:#fff;cursor:pointer;font-size:14px;color:#1a1a1a;box-shadow:0 4px 12px #0000000f}.analytics-time-range:hover{border-color:var(--brand-color)}.analytics-time-range:focus{outline:none;border-color:var(--brand-color);box-shadow:0 0 0 3px rgba(var(--brand-color-rgb),.1)}.analytics-time-range:disabled{opacity:.6;cursor:not-allowed;background:#f5f5f5}.analytics-time-range:disabled:hover{background:#f5f5f5;border-color:var(--panel-border)}.analytics-button--secondary{border-color:#d0d0d0;background:#f9f9f9;color:#1a1a1a}.analytics-button--secondary:hover{border-color:var(--brand-color);background:var(--bg);color:var(--brand-color)}.analytics-button--secondary:disabled{opacity:.6;cursor:not-allowed}.analytics-button--danger{border-color:#e0b0b0;background:#ffe0e0;color:#c41e1e}.analytics-button--danger:hover{border-color:#c41e1e;background:#fcc;color:#9a1212}.analytics-button--danger:disabled{opacity:.6;cursor:not-allowed}.analytics-button:disabled:hover{opacity:.6;cursor:not-allowed;background-color:#f5f5f5;color:var(--ink);border:1px solid var(--panel-border)}.analytics-button--danger:disabled:hover{opacity:.6;cursor:not-allowed;background:#ffe0e0;color:#9a1212}.mode-options-container{display:flex;align-items:center;gap:8px;overflow:visible}.mode-button-wrapper{position:relative;display:inline-block}.mode-tooltip{position:absolute;top:100%;left:50%;transform:translate(-50%);margin-top:8px;background:#111111e0;color:#fff;padding:8px 12px;border-radius:8px;font-size:14px;width:200px;z-index:9999;box-shadow:0 4px 12px #00000026;line-height:1.4;text-align:center}.mode-tooltip:after{content:"";position:absolute;bottom:100%;left:50%;transform:translate(-50%);border:5px solid transparent;border-bottom-color:#111111e0}@keyframes tooltipFadeIn{0%{opacity:0;transform:translate(-50%) translateY(4px)}to{opacity:1;transform:translate(-50%) translateY(0)}}.help-icon-button{width:28px;height:28px;min-width:28px;padding:0;border-radius:50%;border:1px solid #ccc;background-color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;font-weight:600;color:var(--ink);transition:background-color .15s ease,box-shadow .15s ease,transform .05s ease}.help-icon-button:hover{box-shadow:0 1px 3px #00000014}.help-icon-button:active{transform:translateY(1px)}.help-icon{display:block}.help-modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;animation:fadeIn .2s ease-out}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.help-modal{background:var(--panel);border-radius:var(--radius);box-shadow:0 10px 40px #0003;max-width:700px;width:90%;max-height:85vh;display:flex;flex-direction:column;animation:slideUp .3s ease-out}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.help-modal-header{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;color:var(--ink);margin:0;flex-shrink:0}.help-modal-header h2{font-size:20px;margin:0}.help-modal-close{background:none;border:none;font-size:24px;cursor:pointer;color:var(--ink);padding:0;width:32px;height:32px;display:flex;align-items:center;justify-content:center;transition:transform .15s ease;border-radius:8px}.help-modal-close:hover{background:var(--panel-border)}.help-modal-content{padding:0 24px 24px;overflow-y:auto;flex-grow:1;color:var(--ink)}.help-modal-content>p{margin-top:0;margin-bottom:16px;color:var(--ink)}.help-video-container{border-radius:8px;overflow:hidden;background:#fff}.help-modal-h3{margin-top:16px;margin-bottom:0;font-size:16px;color:var(--ink)}.help-video-container iframe{display:block}.help-methods-list{display:grid;grid-template-columns:1fr 1fr;gap:16px}.help-method{padding:16px;background:var(--panel);border-radius:8px;border-left:3px solid var(--brand-red)}.help-method h3{margin:0 0 8px;font-size:16px;color:var(--ink)}.help-method p{margin:0;font-size:14px;color:#666;line-height:1.4}@media (max-width: 600px){.help-methods-list{grid-template-columns:1fr}.help-modal{width:95%}.mode-tooltip{white-space:normal;max-width:150px;min-width:120px}}.login-container{min-height:100vh;width:100vw;display:flex;align-items:center;justify-content:center;background-color:#f0f5ff}.login-content{width:100%;max-width:512px;padding:16px}.login-header{display:flex;flex-direction:row;gap:8px;align-items:center;margin-bottom:16px}.login-logo{height:40px;width:40px}.login-header-text{margin:0;font-size:32px;font-weight:700}.login-card{background:#fff;padding:16px;border-radius:16px;border:1px solid #e5e5e5}.login-title{font-size:20px;margin-top:0;margin-bottom:8px;text-align:left}.login-form{display:flex;flex-direction:column;gap:8px}.login-label{font-size:16px;margin:0 0 -4px;font-weight:600}.login-input{padding:.75rem;font-size:14px;border-radius:8px;border:1px solid #e5e5e5;outline:none;transition:border .2s ease,box-shadow .2s ease}.login-input:focus{border:1px solid #0020A4}.login-button{margin-top:8px;padding:.75rem;font-size:16px;border-radius:8px;border:none;background-color:#0020a4;color:#fff;cursor:pointer;transition:background-color .2s ease,transform .1s ease}.login-button:hover{background-color:#001a87}.login-button:active{transform:scale(.98)}.login-button:disabled{background-color:#6b7dd6;cursor:not-allowed}.login-error{color:#d32f2f;font-size:.9rem;margin-top:4px}.login-footer{margin-top:8px;text-align:center;font-size:14px;color:#111}.login-link{all:unset;color:#0020a4;font-weight:500;cursor:pointer;transition:color .2s ease}.login-link:hover,.login-link:focus{outline:none;color:#001a87;text-decoration:underline}.login-footer p{margin:0}.add-module{border:dashed 2px var(--panel-border);color:#111111a0}.add-module:hover{color:var(--brand-color)}.add-module:focus,.add-module:focus-visible{border-color:var(--brand-color);background:var(--bg);color:var(--brand-color);outline:none}.color-controls{display:flex;flex-direction:column;gap:12px}.color-control{display:flex;align-items:center;gap:8px;margin-top:-8px}.color-swatch,.color-swatch:focus,.color-swatch:focus-visible,.color-swatch:active,.color-swatch::-webkit-color-swatch,.color-swatch::-webkit-color-swatch-wrapper,.color-swatch::-moz-color-swatch{border:none!important;outline:none!important;box-shadow:none!important;padding:0}.color-swatch{width:34px;height:34px;padding:0;border:1px solid var(--panel-border)!important;border-radius:8px;cursor:pointer;background:none}.color-swatch::-webkit-color-swatch{border:none}.color-swatch::-webkit-color-swatch-wrapper{padding:0}.hex-input{width:90px;height:34px;padding:6px 10px;border-radius:8px;border:1px solid var(--panel-border);text-transform:uppercase;outline:none}.hex-input:focus{border-color:var(--brand-color)}.url-picker{display:flex;align-items:center;border:1px solid var(--panel-border);border-radius:6px;overflow:hidden;height:34px;background:#fff}.url-prefix{padding:0 8px;font-size:13px;color:#111111a0;border-right:1px solid var(--panel-border)}.url-input{border:none;outline:none;padding:0 10px;font-size:14px;width:140px}.title-picker{display:flex;align-items:center;border:1px solid var(--panel-border);border-radius:6px;height:40px;background:#fff}.title-input{width:400px;border:none;outline:none;padding:0 12px;font-size:18px;font-weight:600}.title-input::placeholder{font-weight:700}.logo-upload{border-radius:8px;position:relative;cursor:pointer;display:inline-block}.logo{width:60px;height:60px;object-fit:cover;border-radius:8px;display:block;border:1px solid var(--panel-border)}.logo-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:#00000073;color:#fff;display:flex;align-items:center;justify-content:center;border-radius:8px;opacity:0;transition:opacity .15s ease}.logo-upload:hover .logo-overlay{opacity:1}.module-heading-picker{display:flex;align-items:center;border:1px solid var(--panel-border);border-radius:6px;height:34px;background:#fff;width:calc(100% - 8px)}.module-heading-input{border:none;outline:none;padding:0 10px;font-size:16px;font-weight:700;width:100%}.module-heading-picker:focus-within,.url-picker:focus-within,.title-picker:focus-within{border-color:var(--brand-color)}.module-card{background:#fff;border-radius:var(--radius);border:1px solid var(--panel-border);padding:12px;margin-bottom:8px}.module-card-inputs{display:flex;flex-direction:column;justify-content:space-between;align-items:flex-start;gap:8px;margin-bottom:8px;width:100%}.module-card-header{flex:1;width:100%;display:flex;gap:6px}.module-card-title-input,.module-card-subtitle-input{border:none;border-radius:6px;padding:6px 8px;outline:none;font-family:inherit;width:100%}.module-title-picker,.module-subtitle-picker{border:1px solid var(--panel-border);border-radius:6px;background:#fff;flex:1;width:100%}.module-title-picker:focus-within,.module-subtitle-picker:focus-within{border-color:var(--brand-color)}.module-card-title-input{font-size:14px;font-weight:600}.module-card-title-input:focus,.module-card-subtitle-input:focus{border-color:transparent}.character-count{font-size:11px;color:#111111a0;text-align:right;margin-top:-8px;margin-left:auto}.module-delete-btn{background:none;border:none;padding:6px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:transform .15s ease,opacity .15s ease;flex-shrink:0;border-radius:8px}.module-delete-btn:hover{background:#ff000020}.module-delete-btn:focus,.module-delete-btn:focus-visible,.module-delete-btn:active{outline:2px solid var(--ink)}.module-file-input{display:none}.module-file-upload-label{display:flex;align-items:center;justify-content:center;padding:8px;border:2px dashed var(--panel-border);border-radius:8px;background:#fff;cursor:pointer;transition:all .2s ease;font-size:14px;font-weight:500;color:#111111a0}.module-file-upload-label:hover{border-color:var(--brand-color);background:var(--bg);color:var(--brand-color)}.module-file-upload-label:focus-within,.module-file-upload-label:focus{border-color:var(--brand-color);background:var(--bg);color:var(--brand-color);outline:none}.module-file-upload-text{pointer-events:none}.module-videos-wrap{display:flex;flex-direction:column;gap:8px}.module-video-add-btn{border:1px solid var(--panel-border);background:#fff;border-radius:8px;padding:8px;cursor:pointer;font-size:14px;font-weight:600;color:#1a1a1a;transition:all .2s ease}.module-video-add-btn:hover{border-color:var(--brand-color);color:var(--brand-color);background:var(--bg)}.module-video-input-group{display:flex;flex-direction:column;gap:6px;margin-bottom:8px}.module-video-input{width:100%;border:1px solid var(--panel-border);border-radius:8px;padding:8px 10px;font-size:13px;outline:none}.module-video-input:focus{border-color:var(--brand-color)}.module-video-url-row{display:flex;align-items:center;gap:6px}.module-files-list{display:flex;flex-direction:column;list-style:none;margin:0;padding:8px;border-radius:8px;gap:4px}.module-file-item{padding:6px 8px;font-size:14px;color:var(--ink);display:flex;align-items:center;justify-content:space-between;gap:8px}.file-name{max-width:calc(100% - 28px);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.file-delete-btn{background:none;border:none;padding:4px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:transform .15s ease,opacity .15s ease;flex-shrink:0;border-radius:4px}.file-delete-btn:hover{background:#ff000020}.error{border-color:red!important;box-shadow:0 0 0 1px red!important}.logo-upload.error .logo{border-color:red;box-shadow:0 0 0 1px red}.unsaved-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000073;display:flex;align-items:center;justify-content:center;z-index:1400}.unsaved-modal{background:#fff;border:1px solid var(--panel-border);border-radius:14px;box-shadow:0 10px 30px #00000029;width:min(460px,92vw);padding:16px}.unsaved-actions{margin-top:16px;display:flex;gap:10px}.header-schedule-btn{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border:1px solid var(--panel-border);border-radius:8px;background:#fff;font-size:13px;text-align:left;cursor:pointer;color:var(--ink);transition:border-color .15s ease,color .15s ease,background .15s ease}.header-schedule-btn:hover{border-color:var(--brand-color);color:var(--brand-color);background:var(--bg)}.header-schedule-btn span{white-space:nowrap}.header-schedule-btn--set{border-color:var(--brand-color);color:var(--brand-color);background:var(--bg)}.module-schedule-btn{background:none;border:none;padding:6px;cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--ink);flex-shrink:0;border-radius:8px;transition:transform .15s ease,opacity .15s ease,color .15s ease,background .15s ease}.module-schedule-btn:hover{background:var(--panel-border)}.module-schedule-btn:focus,.module-schedule-btn:focus-visible,.module-schedule-btn:active{outline:unset}.module-schedule-btn--set{color:var(--brand-color)}.schedule-modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000073;display:flex;align-items:center;justify-content:center;z-index:1500}.schedule-modal{background:#fff;border:1px solid var(--panel-border);border-radius:14px;box-shadow:0 10px 30px #00000029;width:min(380px,92vw);padding:20px;display:flex;flex-direction:column;gap:12px}.schedule-modal-header{display:flex;align-items:center;gap:8px}.schedule-modal-title{flex:1;font-size:16px;font-weight:700;margin:0}.schedule-modal-close{background:none;border:none;padding:4px;cursor:pointer;border-radius:6px;display:flex;align-items:center;color:#555;transition:background .15s ease}.schedule-modal-close:hover{background:#f0f0f0}.schedule-modal-desc{margin:0;font-size:13px;color:#555}.schedule-datetime-input{border:1px solid var(--panel-border);border-radius:8px;padding:8px 12px;font-size:14px;width:100%;box-sizing:border-box;outline:none;font-family:inherit}.schedule-datetime-input:focus{border-color:var(--brand-color)}.schedule-modal-actions{display:flex;gap:8px;justify-content:flex-end}.schedule-clear-btn{padding:8px 14px;border:1px solid var(--panel-border);border-radius:8px;background:#fff;font-size:13px;cursor:pointer;color:#555;transition:background .15s ease,border-color .15s ease}.schedule-clear-btn:hover{background:#fff0f0;border-color:#f44;color:#c92121}.schedule-confirm-btn{padding:8px 16px;border:none;border-radius:8px;background:var(--brand-color);color:#fff;font-size:13px;font-weight:600;cursor:pointer;transition:opacity .15s ease}.schedule-confirm-btn:hover{color:#fff;background-color:var(--brand-color);opacity:.85}.unsaved-cancel,.unsaved-confirm{flex:1;border:none;border-radius:8px;padding:10px;font-size:14px;cursor:pointer}.unsaved-confirm{background:#e5e5e5}.unsaved-confirm:hover{background:#d8d8d8}.unsaved-cancel{background:#0020a4;color:#fff}.unsaved-cancel:hover{background:#001a87}.home-container{min-height:100vh;width:100vw;display:flex;align-items:center;justify-content:center;background-color:#f0f5ff}.home-content{width:100%;max-width:640px;padding:16px}.home-header{display:flex;flex-direction:row;gap:8px;align-items:center;margin-bottom:8px}.lang-switcher{position:fixed;top:16px;left:16px;z-index:200;display:flex;align-items:center;background:#fff;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid rgba(0,0,0,.1);border-radius:999px;padding:3px;box-shadow:0 1px 4px #00000014,0 4px 14px #0000001a}.lang-thumb{position:absolute;top:3px;left:3px;width:38px;height:34px;background:var(--brand-color, #3b6fd4);border-radius:999px;transition:transform .22s cubic-bezier(.4,0,.2,1);box-shadow:0 1px 4px #0000002e;pointer-events:none}.lang-option{position:relative;z-index:1;width:38px;height:34px;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:600;letter-spacing:.05em;border:none;background:transparent;color:#64748b;border-radius:999px;cursor:pointer;transition:color .18s;padding:0;line-height:1}.lang-option.active{color:#fff}.lang-option:not(.active):hover{color:#1e293b}.lang-option.active:hover{background:var(--brand-color)}.home-logo{height:40px;width:40px}.home-header-text{margin:0;font-size:32px;font-weight:700}.home-header-subtext{margin:0 0 8px;font-size:28px;font-weight:400}.home-card{width:100%;height:400px;background:#fff;padding:16px;border-radius:16px;border:1px solid var(--panel-border);display:flex;flex-direction:column;position:relative}.home-card-header{display:flex;gap:8px;margin-bottom:8px}.home-title{font-size:20px;margin-top:0;margin-bottom:8px;text-align:left}.course-container{display:flex;flex-direction:column;flex:1;gap:8px;max-height:calc(100% - 38px);overflow-y:auto;padding-right:4px}.course-container::-webkit-scrollbar{width:8px}.course-container::-webkit-scrollbar-thumb{background:var(--panel-border);border-radius:var(--radius)}.course-container::-webkit-scrollbar-track{background:transparent}.course,.student{display:flex;flex-direction:row;padding:8px 16px 8px 8px;border-radius:8px;border:1px solid rgba(17,17,17,.5);align-items:center}.course{cursor:pointer;transition:background-color .18s ease,border-color .18s ease}.course:hover{background:var(--bg);border-color:var(--brand-color)}.student{min-height:42px;padding:4px 8px 4px 16px}.student-registration-indicator{margin-left:8px;font-size:11px;font-weight:700;border-radius:999px;padding:3px 8px;position:relative;cursor:default;-webkit-user-select:none;user-select:none;line-height:1.1}.student-registration-indicator.is-registered{color:#106b36;background:#eaf8ef;border:1px solid #b7e6c5}.student-registration-indicator.is-unregistered{color:#8a5a00;background:#fff6e4;border:1px solid #f0d69c}.student-registration-indicator.is-unregistered:hover:after{content:attr(data-tooltip);position:absolute;left:0;top:calc(100% + 6px);white-space:nowrap;background:#111;color:#fff;padding:6px 8px;border-radius:6px;font-size:11px;font-weight:500;z-index:50}.student-owner-role{margin-left:auto;font-size:12px;font-style:italic;color:#111111a0}.course-menu-container{position:relative;margin-left:auto}.course-menu-button{padding:4px;border-radius:8px;cursor:pointer;transition:transform .15s ease,color .2s ease;background:none;border:none;display:flex;align-items:center;justify-content:center}.course-menu-button:hover{background:var(--panel-border)}.course-menu-button:focus,.course-menu-button:focus-visible{outline:2px solid #111}.course-dropdown-menu{position:absolute;top:100%;right:0;background:#fff;border:1px solid var(--panel-border);border-radius:8px;box-shadow:0 4px 12px #00000026;z-index:100;min-width:200px;width:fit-content;margin-top:4px;overflow:hidden}.menu-item{border-radius:7px;display:flex;align-items:center;gap:12px;width:100%;padding:12px 16px;border:none;background:none;cursor:pointer;transition:background-color .15s ease;font-size:14px;text-align:left;color:inherit}.menu-item:hover{background-color:#f5f5f5}.menu-item:focus,.menu-item:focus-visible{outline:2px solid #111;outline-offset:-2px}.menu-item.delete{color:red}.menu-item.delete:hover{background-color:#ff00000d}.course-action{all:unset;padding:4px;border-radius:8px;cursor:pointer;transition:transform .15s ease,color .2s ease;background:none;border:none;display:flex;align-items:center;justify-content:center}.course-action.plus{position:absolute;top:16px;right:16px}.course-action:hover{background:var(--panel-border)}.course-action:focus,.course-action:focus-visible{outline:2px solid #111;outline-offset:0px;border-radius:8px}.course-icon{width:auto;height:50px;object-fit:contain;margin-right:8px;border-radius:8px}.course-name,.student-email{font-size:16px;margin:0}.student-email{font-weight:500;max-width:290px;text-overflow:ellipsis;overflow:hidden;white-space:nowrap}.logout-button{color:var(--ink);position:absolute;top:20px;right:20px;cursor:pointer;transition:transform .15s ease,color .2s ease;background:none;border:none;padding:4px;border-radius:8px;display:flex;align-items:center;justify-content:center}.logout-button:focus,.logout-button:focus-visible,.course-action.plus:focus,.course-action.plus:focus-visible{outline:2px solid #111;outline-offset:0px}.logout-button:hover{background-color:unset;background:var(--panel-border)}.logout-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#00000073;display:flex;align-items:center;justify-content:center;z-index:1000}.logout-modal,.delete-modal{background:#fff;padding:16px;border-radius:16px;width:420px;border:1px solid var(--panel-border);box-shadow:0 10px 30px #00000026}.logout-actions{margin-top:16px;display:flex;justify-content:space-between;gap:12px}.logout-cancel,.logout-confirm{flex:1;padding:10px;border-radius:8px;border:none;cursor:pointer;font-size:14px;transition:background-color .2s ease}.logout-cancel{background-color:#e5e5e5}.logout-cancel:hover{background-color:#d4d4d4}.logout-confirm{background-color:#0020a4;color:#fff}.logout-confirm:hover{background-color:#001a87}.delete-input,.email-input{width:100%;padding:.75rem;font-size:14px;border-radius:8px;border:1px solid #e5e5e5;outline:none;transition:border .2s ease,box-shadow .2s ease}.email-input:focus{border:1px solid #001a87}.delete-input:focus{border:1px solid red}.logout-button:disabled{opacity:.5;cursor:not-allowed;border-color:none;background-color:#001a87!important}.students-loading{display:flex;width:100%;height:calc(100% - 40px);justify-content:center;align-items:center;padding:16px 0}.students-spinner{width:44px;height:44px;border-radius:50%;border:4px solid #d6def8;border-top-color:#0020a4;animation:students-spinner-spin .8s linear infinite}@keyframes students-spinner-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.landing-page{position:relative;min-height:100vh;width:100vw;padding:24px clamp(16px,3vw,40px) 48px;overflow:hidden;background:radial-gradient(1200px 500px at 88% -10%,rgba(0,32,164,.14),transparent 70%),radial-gradient(850px 420px at 0% 100%,rgba(58,178,255,.12),transparent 70%),linear-gradient(180deg,#f7faff,#eef4ff);color:#0b1a33;font-family:Manrope,Segoe UI,sans-serif}.landing-background{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none}.landing-lang-switcher{position:fixed;top:24px;left:16px;z-index:30;display:flex;align-items:center;background:#fff;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid rgba(8,16,43,.14);border-radius:999px;padding:3px;box-shadow:0 1px 4px #00000014,0 4px 14px #0000001a}.landing-lang-thumb{position:absolute;top:3px;left:3px;width:38px;height:34px;background:#163ea8;border-radius:999px;transition:transform .22s cubic-bezier(.4,0,.2,1);box-shadow:0 1px 4px #0000002e;pointer-events:none}.landing-lang-option{position:relative;z-index:1;width:38px;height:34px;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;letter-spacing:.05em;border:none;background:transparent;color:#64748b;border-radius:999px;cursor:pointer;transition:color .18s;padding:0;line-height:1}.landing-lang-option:hover{color:#1e293b;transform:none;box-shadow:none}.landing-lang-option.active{color:#fff}.landing-lang-option.active:hover{color:#fff;background-color:#163ea8;transform:none;box-shadow:none}.landing-blob{position:absolute;border-radius:999px;filter:blur(48px);opacity:.38}.landing-blob--one{width:340px;height:340px;top:-120px;right:3%;background:#4578ff}.landing-blob--two{width:280px;height:280px;bottom:-80px;left:-60px;background:#2ec4b6}.landing-grid{position:absolute;top:0;right:0;bottom:0;left:0;background-image:linear-gradient(to right,rgba(11,26,51,.06) 1px,transparent 1px),linear-gradient(to bottom,rgba(11,26,51,.06) 1px,transparent 1px);background-size:48px 48px;-webkit-mask-image:radial-gradient(circle at 50% 20%,rgba(0,0,0,.55),transparent 70%);mask-image:radial-gradient(circle at 50% 20%,rgba(0,0,0,.55),transparent 70%)}.landing-nav,.landing-hero,.landing-features{position:relative;z-index:1}.landing-nav{max-width:1100px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:12px}.landing-brand-pill{display:inline-flex;align-items:center;gap:10px;border:1px solid rgba(8,16,43,.14);border-radius:999px;background:#ffffffdb;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);padding:8px 14px;box-shadow:0 10px 25px #0d2b5c14;font-weight:700;letter-spacing:.02em}.landing-brand-pill__logo{width:24px;height:24px}.landing-nav-actions{display:inline-flex;gap:10px}.landing-btn{border-radius:999px;border:1px solid rgba(8,16,43,.2);background:#fff;color:var(--ink);cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease;font-family:Space Grotesk,Segoe UI,sans-serif;font-weight:700;letter-spacing:.01em}.landing-btn:hover{transform:none;box-shadow:0 10px 20px #0d2b5c1f}.landing-btn--lg svg{flex-shrink:0;transform:translate(0)}.landing-btn--ghost{background:#ffffffb8;padding:10px 16px}.landing-btn--solid{border-color:#0f2f8f;background:linear-gradient(135deg,#0f2f8f,#1f5fff);color:#fff;padding:10px 18px}.landing-btn--lg{font-size:.98rem;padding:12px 20px;display:inline-flex;align-items:center;gap:8px}.landing-hero{max-width:1100px;margin:56px auto 32px}.landing-hero__content{max-width:720px;background:#ffffffc7;border:1px solid rgba(8,16,43,.1);border-radius:28px;padding:clamp(24px,4vw,44px);box-shadow:0 24px 45px #0d2b5c24;animation:landingFadeUp .6s ease both}.landing-hero__logo-wrap{margin-bottom:14px}.landing-hero__logo{width:64px;height:64px}.landing-kicker{margin:0;font-size:.82rem;text-transform:uppercase;letter-spacing:.12em;font-weight:800;color:#2d4a96}.landing-hero h1{margin:4px 0 12px;font-family:Space Grotesk,Segoe UI,sans-serif;font-size:clamp(2.1rem,6vw,4rem);line-height:1;letter-spacing:-.02em;color:#08102b}.landing-lead{margin:0;font-size:clamp(1rem,1.9vw,1.16rem);line-height:1.6;color:#213056}.landing-cta-row{margin-top:22px;display:flex;flex-wrap:wrap;gap:12px}.landing-features{max-width:1100px;margin:24px auto 0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.feature-card{background:#ffffffd1;border:1px solid rgba(8,16,43,.1);border-radius:18px;padding:16px;box-shadow:0 14px 30px #0d2b5c14;animation:landingFadeUp .7s ease both}.feature-card h2{margin:10px 0 8px;font-family:Space Grotesk,Segoe UI,sans-serif;font-size:1.02rem;line-height:1.2}.feature-card p{margin:0;font-size:.95rem;color:#2a3f70;line-height:1.45}.feature-icon-wrap{width:36px;height:36px;border-radius:12px;display:grid;place-items:center;color:#11379f;background:#11379f1f}@keyframes landingFadeUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@media (max-width: 980px){.landing-features{grid-template-columns:repeat(2,minmax(0,1fr))}.landing-lang-switcher{top:auto;bottom:16px;left:16px}}@media (max-width: 640px){.landing-page{padding:16px 14px 28px}.landing-nav{flex-wrap:wrap;justify-content:center}.landing-nav-actions{width:100%;justify-content:center}.landing-hero{margin-top:24px}.landing-hero__content{border-radius:22px}.landing-features{grid-template-columns:1fr}}