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.known,.rating-legend i.known{background:var(--mint)}.rating-legend{gap:8px;display:grid}.rating-legend>span{color:var(--ink-soft);grid-template-columns:9px 1fr auto;align-items:center;gap:8px;font-size:10px;display:grid}.rating-legend i{border-radius:50%;width:8px;height:8px}.rating-legend strong{color:var(--ink)}.weak-card-panel{margin-top:12px}.weak-list{gap:7px;margin-top:13px;display:grid}.weak-list>div{background:#f1f0e9;border-radius:13px;justify-content:space-between;align-items:center;gap:12px;padding:11px 12px;display:flex}.weak-list>div>span{flex-direction:column;min-width:0;display:flex}.weak-list strong{text-overflow:ellipsis;white-space:nowrap;font-size:12px;overflow:hidden}.weak-list small{color:#477067;margin-top:3px;font-size:11px}.weak-list em{color:#9a6557;white-space:nowrap;font-size:9px;font-style:normal}.empty-analytics{color:var(--ink-soft);margin:15px 0 0;font-size:11px}.analytics-loading{grid-template-columns:1fr 1fr;gap:12px;margin:12px 0;display:grid}.analytics-loading span{background:#e5e6df;border-radius:21px;height:190px;animation:1.2s infinite shimmer}.progress-view .system-card{margin-top:12px}.teacher-sync-card{background:linear-gradient(145deg,#e1f3eae6,#fffefac7);border:1px solid #b9d5cb;border-radius:21px;margin-top:12px;padding:21px}.teacher-sync-head{align-items:center;gap:13px;display:flex}.teacher-sync-head>div{flex:1;min-width:0}.teacher-sync-head h2{margin:4px 0 0;font-size:17px}.teacher-sync-head>strong{color:#285d52;text-transform:uppercase;letter-spacing:.8px;background:#c9eadb;border-radius:999px;padding:6px 10px;font-size:10px}.teacher-sync-card>p{color:#526c67;margin:14px 0 8px;font-size:12px;line-height:1.6}.teacher-sync-card>small{color:#52776f;font-size:10px;font-weight:700}.access-shell{background:radial-gradient(circle at top, #edf8f2, var(--canvas) 58%);place-items:center;min-height:100vh;padding:24px;display:grid}.access-card{border:1px solid var(--line);width:min(430px,100%);box-shadow:var(--shadow);text-align:center;background:#fffffce6;border-radius:28px;padding:42px 30px}.access-mark{background:var(--pine);color:#fff;border-radius:20px;place-items:center;width:64px;height:64px;margin:0 auto 24px;font-family:Georgia,serif;font-size:21px;display:grid}.access-mark.locked{color:#8d4035;background:#f0d6ce}.access-card h1{letter-spacing:-1.2px;margin:8px 0 10px;font-family:Georgia,serif;font-size:38px;font-weight:500}.access-card p{max-width:340px;color:var(--ink-soft);margin:0 auto 24px;font-size:14px;line-height:1.6}.access-button{justify-content:center;align-items:center;min-width:210px;text-decoration:none;display:inline-flex}.backup-card{background:#e1f3eaad;border:1px solid #b9d5cb;border-radius:21px;margin-top:12px;padding:21px}.backup-copy h2{margin:5px 0 7px;font-size:17px}.backup-copy p{color:#526c67;margin:0;font-size:12px;line-height:1.6}.backup-actions{grid-template-columns:1fr;gap:9px;margin-top:16px;display:grid}.backup-actions button{width:100%}.file-input{display:none}.backup-message{color:#41645e;margin:12px 0 0;font-size:11px;line-height:1.45}.mobile-nav{height:72px;padding:6px max(12px, env(safe-area-inset-right)) max(7px, env(safe-area-inset-bottom)) max(12px, env(safe-area-inset-left));z-index:19;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);background:#fbfaf6f0;border-top:1px solid #4d646024;grid-template-columns:repeat(3,1fr);display:grid;position:fixed;inset:auto 0 0}.mobile-nav button{color:#73817f;cursor:pointer;background:0 0;border:0;flex-direction:column;justify-content:center;align-items:center;gap:3px;font-size:10px;font-weight:700;display:flex}.mobile-nav button.active{color:var(--pine)}.mobile-nav button.active .icon{filter:drop-shadow(0 4px 5px #1f4f482e)}.modal-backdrop{z-index:50;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);background:#0c201e8a;place-items:center;padding:20px;display:grid;position:fixed;inset:0;overflow-y:auto}.modal{background:#fbfaf6;border-radius:24px;width:min(520px,100%);max-height:calc(100dvh - 40px);padding:23px;overflow-y:auto;box-shadow:0 30px 100px #081a184d}.modal-head{justify-content:space-between;align-items:flex-start;margin-bottom:18px;display:flex}.modal-head h2{margin:4px 0 0;font-family:Georgia,serif;font-size:29px;font-weight:500}.icon-button{cursor:pointer;background:#edf0eb;border:0;border-radius:12px;place-items:center;width:40px;height:40px;display:grid}.segmented{background:#e7e9e4;border-radius:13px;grid-template-columns:1fr 1fr;margin-bottom:19px;padding:4px;display:grid}.segmented button{min-height:38px;color:var(--ink-soft);cursor:pointer;background:0 0;border:0;border-radius:10px;font-size:12px;font-weight:700}.segmented button.active{color:var(--ink);background:#fff;box-shadow:0 3px 10px #22373414}.modal form{gap:14px;display:grid}.modal label{color:#3e5753;gap:6px;font-size:12px;font-weight:750;display:grid}.modal label span{color:#889490;font-weight:500}.modal input,.modal textarea{width:100%;color:var(--ink);resize:vertical;background:#fff;border:1px solid #d3d8d1;border-radius:12px;padding:12px 13px;font-size:14px;font-weight:450}.modal input{height:46px}.field-help{color:#7b8986;margin:-6px 1px 0;font-size:11px;line-height:1.4}.form-error{color:#a34135;margin:0;font-size:12px}.rescue-backdrop{z-index:70}.rescue-modal{text-align:center;background:#fbfaf5;border-radius:28px;width:min(480px,100%);padding:28px 23px 23px;overflow:hidden;box-shadow:0 32px 100px #081a1857}.rescue-mark{width:55px;height:55px;color:var(--pine);border-radius:17px;place-items:center;margin:0 auto 15px;display:grid}.rescue-mark.unknown{background:var(--coral)}.rescue-mark.partial{background:var(--yellow)}.rescue-modal h2{letter-spacing:-.7px;margin:6px 0 8px;font-family:Georgia,serif;font-size:31px;font-weight:500}.rescue-intro{max-width:390px;color:var(--ink-soft);margin:0 auto 18px;font-size:12px;line-height:1.55}.rescue-answer{background:var(--pine);color:#fff;text-align:left;border-radius:18px;grid-template-columns:1fr auto;align-items:center;gap:9px;padding:15px;display:grid}.rescue-answer>span{color:#bcd8cf;letter-spacing:1.2px;text-transform:uppercase;grid-column:1/-1;font-size:9px;font-weight:800}.rescue-answer strong{font-size:21px;line-height:1.2}.rescue-answer .sound-button{color:#fff;background:#ffffff24;width:39px;height:39px}.rescue-cue{text-align:left;background:#fbf3d8;border:1px solid #e2d7a7;border-radius:18px;margin-top:11px;padding:15px}.rescue-cue>span{color:#806d28;letter-spacing:1.2px;text-transform:uppercase;font-size:9px;font-weight:850}.rescue-cue p{color:#505b57;margin:6px 0 0;font-size:12px;line-height:1.55}.rescue-continue{justify-content:center;align-items:center;gap:6px;min-height:54px;margin-top:14px;display:flex}.rescue-continue small{color:#b9d1cb;font-size:9px;font-weight:650}.toast{z-index:80;background:var(--pine);color:#fff;border-radius:13px;align-items:center;gap:8px;max-width:calc(100% - 32px);padding:11px 15px;font-size:12px;font-weight:650;animation:.25s toast-in;display:flex;position:fixed;bottom:84px;left:50%;transform:translate(-50%);box-shadow:0 12px 35px #0c242240}@keyframes toast-in{0%{opacity:0;transform:translate(-50%,8px)}}@media (width>=700px){.app-shell{padding-bottom:0}.topbar{height:84px}.desktop-nav{display:flex}.mobile-nav{display:none}.add-button span{display:inline}.profile-chip small{display:block}.view{padding-top:53px}.session-stats{display:flex}.study-card{border-radius:32px;min-height:430px;padding:29px 32px}.prompt-side{min-height:290px}.rating-buttons{gap:12px}.rating{border-radius:19px;min-height:84px}.rating-key{display:grid}.metric-grid{grid-template-columns:repeat(4,1fr)}.analytics-grid{grid-template-columns:1.25fr .75fr}.analytics-grid:nth-of-type(2){grid-template-columns:.85fr 1.15fr}.toast{bottom:28px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}