@layer tokens{:root{color:#0d2f3b;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;font-synthesis:none;text-rendering:optimizelegibility;--canvas:#f6fbfa;--paper:#fff;--surface-aqua:#e9f8fb;--surface-mint:#ddf8ee;--surface-lime:#f2facd;--surface-coral:#fff0ed;--ink:#0d2f3b;--muted:#536d73;--line:#d9ebe8;--control-line:#6d938b;--mint:#0eb985;--mint-strong:#087a63;--aqua:#60dce8;--lime:#c9ef39;--coral:#ff6f61;--danger:#b3382f;--warning:#8a5d00;--navy:var(--mint-strong);--navy-strong:var(--ink);--blue:var(--mint-strong);--teal:var(--mint-strong);--amber:var(--warning);--radius-control:12px;--radius-card:22px 9px 22px 9px;--radius-island:30px 12px 30px 12px;--shadow-card:0 12px 34px #19686212;--shadow-float:0 24px 70px #1968621f;--shadow-focus:0 0 0 2px #fff, 0 0 0 4px var(--mint-strong);--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:20px;--space-6:24px;--space-8:32px;--space-10:40px;--space-14:56px;background:#f6fbfa;font-family:Avenir Next Rounded,PingFang SC,Microsoft YaHei UI,sans-serif}}@layer base{*{box-sizing:border-box}html{background:var(--canvas);min-height:100%}body{min-width:0;min-height:100vh;color:var(--ink);background:radial-gradient(circle at 8% 4%, #60dce82e, transparent 28rem), radial-gradient(circle at 92% 18%, #c9ef3924, transparent 24rem), var(--canvas);margin:0}button,input,textarea,select{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.5}button,a,input,textarea,select,summary{-webkit-tap-highlight-color:transparent}input,textarea,select{border:1px solid var(--control-line);border-radius:var(--radius-control);outline-offset:2px;width:100%;color:var(--ink);background:var(--paper);outline:2px solid #0000;margin-top:7px;padding:11px 13px;transition:border-color .18s,box-shadow .18s,background .18s}input:hover,textarea:hover,select:hover{border-color:var(--mint-strong)}input:focus-visible,textarea:focus-visible,select:focus-visible{border-color:var(--mint-strong);box-shadow:var(--shadow-focus)}input:disabled,textarea:disabled,select:disabled{color:var(--muted);background:#edf4f2}input[type=checkbox]{accent-color:var(--mint-strong)}textarea{resize:vertical;line-height:1.6}label{color:#38565e;font-size:.84rem;font-weight:700}::placeholder{color:#60787e;opacity:1}::selection{color:var(--ink);background:#c9ef39a6}progress{accent-color:var(--mint-strong)}button:focus-visible,summary:focus-visible,.file-button:focus-within{outline-offset:2px;box-shadow:var(--shadow-focus);outline:2px solid #0000}details>summary{list-style:none}details>summary::-webkit-details-marker{display:none}.file-button{justify-content:center;align-items:center;display:inline-flex;position:relative}.file-button input{opacity:0;pointer-events:none;width:1px;height:1px;margin:0;position:absolute}@media (forced-colors:active){button:focus-visible,summary:focus-visible,.file-button:focus-within,input:focus-visible,textarea:focus-visible,select:focus-visible{box-shadow:none;outline-color:highlight}.card,input,textarea,select,.primary-navigation,.workflow-step{border:1px solid canvastext}}}@layer shell{.login-shell{grid-template-columns:minmax(0,1.08fr) minmax(390px,.72fr);gap:22px;min-height:100vh;padding:22px;display:grid}.login-story{min-height:calc(100vh - 44px);color:var(--ink);box-shadow:var(--shadow-float);background:radial-gradient(circle at 88% 10%,#c9ef399e,#0000 15rem),radial-gradient(circle at 12% 88%,#60dce86b,#0000 20rem),linear-gradient(145deg,#e8fbf4,#f7fffd 58%,#e9f8fb);border:1px solid #0eb9852e;border-radius:42px 16px;flex-direction:column;justify-content:center;padding:clamp(48px,8vw,112px);display:flex;overflow:hidden}.brand-mark,.brand-inline>span{color:var(--ink);background:var(--lime);letter-spacing:-.05em;place-items:center;font-weight:900;display:grid}.brand-mark{border-radius:19px 7px;width:60px;height:60px}.login-story h1{letter-spacing:-.055em;max-width:780px;margin:18px 0;font-size:clamp(2.7rem,4.4vw,5.1rem);line-height:1.04}.login-story>p:not(.eyebrow){max-width:660px;color:var(--muted);margin:0;font-size:1.08rem;line-height:1.8}.story-steps{grid-template-columns:repeat(2,minmax(180px,1fr));gap:12px;max-width:700px;margin:clamp(40px,7vh,80px) 0 0;padding:0;list-style:none;display:grid}.story-steps li{border:1px solid var(--line);background:#ffffffc2;border-radius:18px 7px;align-items:center;gap:13px;padding:17px 18px;font-weight:700;display:flex}.story-steps li:nth-child(2){background:var(--surface-aqua)}.story-steps li:nth-child(3){background:var(--surface-lime)}.story-steps li:nth-child(4){background:var(--surface-mint)}.story-steps span{color:var(--mint-strong);font-variant-numeric:tabular-nums;font-weight:900}.login-panel{place-items:center;padding:clamp(24px,5vw,70px);display:grid}.login-card{border-radius:30px 11px;width:min(420px,100%);padding:38px}.login-card h2{letter-spacing:-.035em;margin:4px 0 26px;font-size:2.05rem}.login-card label{margin:16px 0;display:block}.login-card .button{width:100%;margin-top:13px}.privacy-note{color:var(--muted);text-align:center;margin:16px 0 0;font-size:.76rem;line-height:1.6}.app-shell{min-height:100vh;padding-top:12px}.topbar{z-index:20;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#ffffffeb;border:1px solid #d9ebe8e6;border-radius:24px 9px;grid-template-columns:auto 1fr auto;align-items:center;gap:22px;width:min(1640px,100% - 32px);min-height:66px;margin:0 auto;padding:9px 12px 9px 14px;display:grid;position:sticky;top:12px;box-shadow:0 15px 45px #1968621a}.brand-inline{align-items:center;gap:11px;min-width:166px;display:flex}.brand-inline>span{border-radius:13px 5px;width:40px;height:40px}.brand-inline div{display:grid}.brand-inline strong{font-size:.96rem}.brand-inline small{color:var(--muted);font-size:.72rem}.primary-navigation{border:1px solid var(--line);background:#edf8f5;border-radius:999px;justify-self:center;align-items:center;gap:4px;padding:5px;display:flex}.primary-navigation button{color:var(--muted);background:0 0;border:0;border-radius:999px;padding:9px 14px;font-size:.8rem;font-weight:750;transition:color .17s,background .17s,box-shadow .17s,transform .17s}.primary-navigation button:hover{color:var(--ink);background:#fffc;transform:translateY(-1px)}.primary-navigation button.active{color:#fff;background:var(--mint-strong);box-shadow:0 7px 18px #087a6333}.topbar-actions{justify-content:flex-end;align-items:center;gap:9px;display:flex}.autosave-status{color:var(--muted);white-space:nowrap;font-size:.76rem}.user-chip{border:1px solid var(--line);background:var(--surface-aqua);white-space:nowrap;border-radius:999px;padding:8px 12px;font-size:.78rem}.workspace{width:min(1640px,100% - 48px);margin:0 auto;padding:38px 0 112px}.app-shell.view-import{background:radial-gradient(circle at 7% 15%, #60dce82e, transparent 28rem), radial-gradient(circle at 94% 82%, #8eecc938, transparent 26rem), var(--canvas);min-height:100vh;padding-top:0}.app-shell.view-import .topbar{width:min(1400px,100% - 48px);min-height:88px;box-shadow:none;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);background:#f6fbfadb;border:0;border-radius:0;padding:18px 0;top:0}.app-shell.view-import .brand-inline>span{color:#fff;background:linear-gradient(145deg, var(--mint), var(--mint-strong));box-shadow:0 9px 24px #087a6333}.app-shell.view-import .primary-navigation{background:#fffc;border-color:#ffffffeb;padding:7px;box-shadow:0 12px 38px #1f5b561a}.app-shell.view-import .primary-navigation button.active{color:var(--mint-strong);background:var(--surface-mint);box-shadow:none}.app-shell.view-import .topbar-actions{border:1px solid var(--line);background:#fff;border-radius:999px;justify-self:end;padding:5px 7px;box-shadow:0 10px 28px #1f5b5614}.app-shell.view-import .autosave-status{display:none}.app-shell.view-import .user-chip{background:0 0;border:0}.workspace.view-import{width:min(1400px,100% - 48px);padding-top:30px}.management-page{gap:20px;display:grid}.management-hero{justify-content:space-between;align-items:center;gap:30px;min-height:150px;padding:30px 34px;display:flex;position:relative;overflow:hidden}.management-hero>*{z-index:1;position:relative}.management-hero h1{letter-spacing:-.05em;margin:0;font-size:clamp(2rem,3vw,3rem);line-height:1.08}.management-hero p:not(.eyebrow){max-width:780px;color:var(--muted);margin:10px 0 0;line-height:1.65}.view-library .management-hero{background:linear-gradient(130deg, #fff 0 54%, var(--surface-aqua))}.view-tasks .management-hero{background:linear-gradient(130deg, #fff 0 54%, var(--surface-lime))}.view-exams .management-hero{background:linear-gradient(130deg, #fff 0 54%, var(--surface-mint))}.view-groups .management-hero{background:linear-gradient(130deg, #fff 0 54%, var(--surface-coral))}.view-classes .management-hero{background:linear-gradient(130deg,#fff 0 54%,#eef6ff)}.hero-actions{gap:9px;display:flex}}@layer components{.card{border:1px solid var(--line);border-radius:var(--radius-card);background:var(--paper);box-shadow:var(--shadow-card)}.eyebrow{color:var(--mint-strong);letter-spacing:.15em;text-transform:uppercase;margin:20px 0 8px;font-size:.71rem;font-weight:850}.button{min-height:40px;color:var(--ink);background:#e9f3f1;border:1px solid #0000;border-radius:999px;padding:10px 17px;font-weight:800;transition:transform .17s,background .17s,border-color .17s,box-shadow .17s}.button:hover:not(:disabled){transform:translateY(-1px)}.button.primary{color:#fff;background:var(--mint-strong);box-shadow:0 9px 22px #087a632e}.button.primary:hover:not(:disabled){background:#066c58}.button.secondary{border-color:var(--control-line);background:#fff}.button.secondary:hover:not(:disabled){border-color:var(--mint-strong);background:var(--surface-mint)}.button.ghost{min-height:36px;color:var(--mint-strong);background:0 0;padding:8px 11px}.button.large{min-height:46px;padding:13px 23px}.text-button,.icon-button{width:fit-content;color:var(--mint-strong);background:0 0;border:0;border-radius:9px;padding:5px 7px;font-weight:800}.text-button:hover:not(:disabled),.icon-button:hover:not(:disabled){background:var(--surface-mint)}.compact-action{font-size:.76rem}.danger{color:var(--danger)!important}.danger:hover:not(:disabled){background:var(--surface-coral)!important}.notice{border:1px solid;border-radius:16px 6px;margin:0 0 16px;padding:14px 17px;font-size:.87rem;font-weight:700}.notice.success{color:var(--mint-strong);background:var(--surface-mint);border-color:#8acdb8}.notice.error{color:var(--danger);background:var(--surface-coral);border-color:#e3a29c}.notice.info{color:#235f72;background:var(--surface-aqua);border-color:#8fcbd2}.busy-banner{z-index:2;color:var(--ink);background:var(--surface-mint);box-shadow:var(--shadow-card);border:1px solid #a8d7ce;border-radius:18px 7px;align-items:center;gap:14px;margin-bottom:18px;padding:15px 18px;display:flex;position:relative}.busy-banner>div{gap:5px;display:grid}.busy-banner small{color:var(--muted)}.spinner{border:3px solid #a7dacf;border-top-color:var(--mint-strong);border-radius:50%;flex:none;width:22px;height:22px;animation:.8s linear infinite spin}.progress{background:#b9ddd6;border-radius:999px;width:280px;height:6px;overflow:hidden}.progress span{background:var(--mint-strong);height:100%;display:block}@keyframes spin{to{transform:rotate(360deg)}}.workflow-steps{grid-template-columns:repeat(4,1fr);gap:10px;margin:0 0 18px;display:grid}.workflow-step{border:1px solid var(--line);color:var(--muted);background:#ffffffb3;border-radius:17px 7px;align-items:center;gap:10px;padding:13px 15px;display:flex}.workflow-step span{width:28px;height:28px;color:var(--muted);background:#e8f1ef;border-radius:9px 4px;place-items:center;font-size:.75rem;display:grid}.workflow-step strong{font-size:.82rem}.workflow-step.active{color:var(--ink);background:var(--surface-mint);border-color:#a6dacf}.workflow-step.active span{color:var(--ink);background:var(--lime)}.segmented-control,.column-tabs{border:1px solid var(--line);background:#e9f3f1;border-radius:999px;gap:4px;width:fit-content;padding:5px;display:flex}.segmented-control button,.column-tab{color:var(--muted);background:0 0;border:0;border-radius:999px;padding:9px 18px;font-weight:800;transition:color .17s,background .17s,box-shadow .17s}.segmented-control button.active,.column-tab.active{color:#fff;background:var(--mint-strong);box-shadow:0 7px 17px #087a632b}.column-tab{justify-content:center;align-items:center;gap:9px;min-width:128px;display:flex}.column-tab strong{min-width:24px;color:var(--ink);background:var(--lime);font-variant-numeric:tabular-nums;border-radius:999px;padding:3px 7px;font-size:.7rem}.status-chip,.role-chip,.progress-chip,.exception-chip{border-radius:999px;align-items:center;width:fit-content;padding:6px 10px;font-size:.71rem;font-weight:850;display:inline-flex}.status-chip.draft{color:var(--warning);background:#fff6d8}.status-chip.published{color:var(--mint-strong);background:var(--surface-mint)}.role-chip.teacher{color:#235f72;background:var(--surface-aqua)}.role-chip.student{color:var(--mint-strong);background:var(--surface-mint)}.progress-chip.not_started{color:var(--muted);background:#eaf1ef}.progress-chip.in_progress{color:#235f72;background:var(--surface-aqua)}.progress-chip.submitted,.progress-chip.grading{color:var(--warning);background:#fff6d8}.progress-chip.graded,.progress-chip.published{color:var(--mint-strong);background:var(--surface-mint)}.exception-chip{color:var(--danger);background:var(--surface-coral)}.section-heading{justify-content:space-between;align-items:center;gap:16px;margin-bottom:17px;display:flex}.section-heading h2{letter-spacing:-.025em;margin:0;font-size:1.35rem}.section-heading>span{min-width:31px;height:31px;color:var(--ink);background:var(--lime);border-radius:11px 4px;place-items:center;font-size:.76rem;font-weight:900;display:grid}.management-empty{min-height:270px;color:var(--muted);text-align:center;background:linear-gradient(145deg,#fff,#f8fffd);align-content:center;place-items:center;gap:9px;padding:42px;display:grid}.management-empty.compact{min-height:150px}.management-empty strong{color:var(--ink);font-size:1.35rem}.management-empty p{margin:0}.form-help,.muted-copy,.library-guidance{color:var(--muted);margin:0;font-size:.79rem;line-height:1.65}.checkbox-field{border:1px solid var(--control-line);border-radius:var(--radius-control);background:#fff;align-self:end;align-items:center;gap:8px;min-height:44px;padding:10px 12px;display:flex}.checkbox-field input{width:auto;margin:0}.stacked-form,.compact-form{gap:12px;display:grid}.compact-form{border-top:1px solid var(--line);margin-top:18px;padding-top:18px}.metadata-grid{grid-column:1/-1;grid-template-columns:1fr 1.2fr .8fr;gap:14px;display:grid}.metadata-grid+.metadata-grid{border-top:1px solid var(--line);padding-top:18px}.metadata-grid .wide{grid-column:1/-1}.metadata-heading{grid-column:1/-1;align-items:baseline;gap:10px;display:flex}.metadata-heading strong{color:var(--ink);font-size:1.06rem}.metadata-heading span{color:var(--muted);font-size:.76rem}.validation-summary{color:var(--danger);background:var(--surface-coral);border:1px solid #d9948d;border-radius:18px 7px;margin-bottom:18px;padding:16px 20px}.validation-summary ul{columns:2;margin:8px 0 0;padding-left:20px}.library-warning,.catalog-warning{color:var(--warning);background:#fff6d8;border-radius:12px 5px;padding:10px 12px}.linked-file{color:var(--mint-strong);text-overflow:ellipsis;white-space:nowrap;margin:0;font-size:.77rem;font-weight:800;overflow:hidden}}@layer views{.import-mode-header{justify-content:space-between;align-items:flex-end;gap:32px;min-height:154px;margin-bottom:24px;padding:6px 4px;display:flex}.import-mode-header .eyebrow{letter-spacing:.19em;margin:0 0 10px}.import-mode-header h1{letter-spacing:-.075em;margin:0;font-size:clamp(3.8rem,6vw,5.8rem);line-height:.92}.import-hero-copy{color:var(--muted);margin:15px 0 0;font-size:.9rem}.import-mode-header .segmented-control{background:#ffffffd1;margin-bottom:2px;padding:6px;box-shadow:0 12px 30px #1f5b5614}.import-mode-header .segmented-control button{min-width:116px;padding:12px 18px}.import-exam-configuration{gap:14px;margin-bottom:20px;display:grid}.exam-selection-heading{color:var(--mint-strong);align-items:center;gap:10px;font-size:.8rem;display:flex}.exam-selection-heading span{background:var(--surface-mint);border-radius:999px;padding:6px 10px;font-weight:900}.exam-selection-heading strong{font-weight:850}.exam-selector-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;display:grid}.exam-selector-card{border:1px solid var(--line);width:100%;min-height:110px;color:var(--ink);cursor:pointer;text-align:left;background:#ffffffe0;border-radius:24px 9px;grid-template-columns:52px minmax(0,1fr) auto;align-items:center;gap:14px;padding:18px;transition:transform .18s,box-shadow .18s,border-color .18s;display:grid;position:relative;box-shadow:0 14px 34px #20625b12}.exam-selector-card:hover{border-color:#8acdb8;transform:translateY(-3px);box-shadow:0 20px 42px #20625b1f}.exam-selector-card:focus-visible{border-color:var(--mint-strong);box-shadow:var(--shadow-focus), 0 20px 42px #20625b1f}.exam-selector-card.selected{border-color:#67cbb0}.exam-selector-card.selected:after{content:"已选择";color:var(--mint-strong);background:var(--surface-mint);border-radius:999px;padding:4px 8px;font-size:.62rem;font-weight:900;position:absolute;top:9px;right:11px}.selector-number{width:50px;height:50px;color:var(--mint-strong);background:#cdf6e7;border-radius:16px 6px;place-items:center;font-size:.9rem;font-weight:900;display:grid}.exam-selector-card:nth-child(2) .selector-number{color:#235f72;background:#dcefff}.exam-selector-card:nth-child(3) .selector-number{color:#667800;background:#eff9b9}.selector-control{gap:4px;min-width:0;display:grid}.selector-control>span{color:var(--muted);font-size:.68rem;font-weight:850}.selector-control strong{text-overflow:ellipsis;white-space:nowrap;font-size:1rem;line-height:1.35;overflow:hidden}.selector-meta{color:var(--muted);background:#eef7f5;border-radius:999px;align-self:end;padding:5px 8px;font-size:.64rem;font-weight:850}.exam-selector-grid>.catalog-warning{grid-column:1/-1;margin:0}.exam-picker-layer,.paper-editor-layer{z-index:60;place-items:center;padding:24px;display:grid;position:fixed;inset:0}.exam-picker-backdrop,.paper-editor-backdrop{-webkit-backdrop-filter:blur(7px);backdrop-filter:blur(7px);cursor:default;background:#082b308a;border:0;width:100%;position:absolute;inset:0}.exam-picker-dialog{background:linear-gradient(145deg, #fff 0 76%, var(--surface-aqua));border-radius:16px 34px;width:min(820px,100%);max-height:min(720px,100vh - 48px);padding:25px;animation:.18s ease-out both picker-enter;position:relative;overflow:auto;box-shadow:0 35px 90px #05313447}.exam-picker-dialog>header{justify-content:space-between;align-items:flex-start;gap:18px;margin-bottom:20px;display:flex}.exam-picker-dialog .eyebrow{margin:0 0 5px}.exam-picker-dialog h2{letter-spacing:-.035em;margin:0;font-size:1.75rem}.exam-picker-options{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;display:grid}.exam-picker-option{border:1px solid var(--line);min-height:116px;color:var(--ink);text-align:left;background:#ffffffe0;border-radius:18px 7px;grid-template-columns:38px minmax(0,1fr);align-content:center;gap:5px 12px;padding:17px;transition:transform .17s,border-color .17s,box-shadow .17s;display:grid}.exam-picker-option:hover{border-color:#7dcab7;transform:translateY(-2px);box-shadow:0 14px 30px #145d551a}.exam-picker-option>span{width:38px;height:38px;color:var(--mint-strong);background:var(--surface-mint);border-radius:13px 5px;grid-row:1/3;place-items:center;font-size:.72rem;font-weight:900;display:grid}.exam-picker-option strong{font-size:.96rem}.exam-picker-option small{color:var(--muted);line-height:1.45}.exam-picker-option.selected{border-color:var(--mint-strong);background:linear-gradient(135deg, var(--surface-mint), 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70px);min-height:0}.drive-main{min-height:0;overflow:auto}.drive-page{min-height:100%}.drive-picker{border:1px solid var(--drive-rule);background:#fff;border-radius:10px;margin-top:20px;padding:26px}.drive-picker label{color:var(--drive-text);gap:7px;font-size:15px;font-weight:400;display:grid}.drive-picker input,.drive-picker select{color:var(--drive-text);background:#fff;border-color:#cfd4dc;margin:0}.drive-picker-class{max-width:360px}.drive-picker-spaces{flex-wrap:wrap;gap:10px;margin:22px 0 28px;display:flex}.drive-picker h3{margin:0 0 8px;font-size:19px}.drive-picker p{color:var(--drive-secondary);font-size:14px;line-height:1.6}.drive-picker-recent,.drive-picker-files{gap:0;display:grid}.drive-picker-paper{border:0;border-bottom:1px solid var(--drive-rule);color:var(--drive-text);text-align:left;background:0 0;align-items:center;gap:14px;min-width:0;padding:16px 4px;display:flex}.drive-picker-paper:hover{background:#f4f7fd}.drive-picker-paper>.drive-icon{color:var(--drive-blue)}.drive-picker-paper strong{overflow-wrap:anywhere;font-size:16px;font-weight:500;display:block}.drive-picker-paper small{color:var(--drive-secondary);margin-top:5px;font-size:13px;display:block}.drive-picker-use{white-space:nowrap;color:#0057d6;margin-left:auto;padding-left:16px;font-size:14px}.drive-picker-browse{justify-content:space-between;align-items:end;gap:20px;margin:34px 0 18px;display:flex}.drive-picker-browse label{width:min(360px,60%)}.drive-picker-folders{flex-wrap:wrap;gap:12px;margin:18px 0 4px;display:flex}.drive-picker-folders .drive-icon{color:var(--drive-blue)}.drive-class-groups label{align-items:center;gap:10px;padding:8px 0;display:flex}.drive-class-groups input[type=checkbox]{width:18px;height:18px;accent-color:var(--drive-blue,#276fcb)}.drive-class-groups .drive-button{margin:12px 8px 0 0}@media (width>=761px) and 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4px}.drive-status,.drive-feedback,.drive-trash-list,.drive-operation-status{padding-left:16px;padding-right:16px}.drive-pending-operation{overflow-wrap:anywhere;flex-wrap:wrap;padding:12px 16px}.drive-dialog{width:calc(100vw - 32px);padding:20px}.drive-dialog-actions{flex-wrap:wrap}.drive-main.drive-legacy-main,.drive-editor{padding:20px 16px}.drive-editor-document{padding:10px}.drive-editor-document nav{flex-wrap:wrap;gap:8px}.drive-editor>header>div:last-child{flex-wrap:wrap;gap:8px;display:flex}.drive-editor-fields input,.drive-editor-fields textarea{font-size:16px}.drive-picker{padding:16px}.drive-picker-browse{flex-direction:column;align-items:stretch;gap:12px}.drive-picker-browse label{width:100%}.drive-picker-paper{flex-wrap:wrap}.drive-picker-paper>span{min-width:0}.drive-trash-item{flex-wrap:wrap;gap:12px}.drive-trash-item>div{flex-basis:calc(100% - 48px)}}}@layer 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.button.secondary:hover:not(:disabled){background:#f5f7fb;border-color:#d1d7e1}.view-tasks .button.ghost{color:#0057d6;min-height:36px;padding:6px 10px;font-weight:500}.view-tasks .button.ghost:hover:not(:disabled){background:var(--drive-selection)}.view-tasks .management-hero{background:#fff;min-height:0;padding:26px 28px}.view-tasks .management-hero h1{letter-spacing:-.02em;font-size:28px;font-weight:600;line-height:1.25}.view-tasks .management-hero p:not(.eyebrow){margin-top:8px;font-size:15px;line-height:1.6}.view-tasks .hero-actions{gap:12px}.view-tasks .column-tabs{background:#f5f6f8;border:1px solid #d1d7e1;border-radius:9px;gap:4px;padding:4px}.view-tasks .column-tab{color:#3d4452;border-radius:7px;min-width:120px;min-height:40px;padding:8px 16px;font-size:15px;font-weight:500}.view-tasks .column-tab.active{color:#fff;background:var(--drive-blue);box-shadow:none}.view-tasks .column-tab strong{color:#3d4452;background:#e3e8ef;min-width:24px;padding:2px 7px;font-size:12px;font-weight:600}.view-tasks .column-tab.active strong{color:var(--drive-blue);background:#fff}.view-tasks .management-empty{background:#fff;min-height:180px}.view-tasks .management-empty strong{font-size:19px;font-weight:500}.view-tasks .column-section-heading{align-items:center;margin:12px 0 0}.view-tasks .column-section-heading .column-section-title{letter-spacing:-.01em;font-size:21px;font-weight:600}.view-tasks .column-section-heading p{font-size:14px}.view-tasks .task-grid{gap:16px}.view-tasks .task-card{min-height:0;padding:22px}.view-tasks .task-card h2{letter-spacing:0;margin:14px 0;font-size:19px;font-weight:600}.view-tasks .task-card dt{font-size:13px}.view-tasks .task-card dd{font-size:14px;font-weight:500}.view-tasks .status-chip{padding:4px 9px;font-size:12px;font-weight:600}.view-tasks .drive-picker{margin-top:0}.view-tasks .drive-picker-browse{align-items:center;margin:30px 0 14px}.view-tasks .drive-picker-browse h3{margin:0}.view-tasks .drive-picker-browse label{gap:0;width:min(360px,55%)}.view-tasks .drive-picker-browse .visually-hidden{clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.view-tasks .drive-picker select,.view-tasks .drive-picker input{min-height:44px;font-size:15px}.view-tasks .assign-form{border-radius:10px}.view-tasks .assign-form-heading{background:#fff;align-items:center;padding:22px 28px}.view-tasks .assign-form-heading h2{letter-spacing:-.01em;font-size:24px;font-weight:600}.view-tasks .assign-form-heading .assign-form-paper{color:var(--drive-secondary);overflow-wrap:anywhere;margin:6px 0 0;font-size:15px}.view-tasks .assign-form-body{gap:0;display:grid}.view-tasks .assign-section{padding:22px 28px 24px}.view-tasks .assign-section+.assign-section{border-top:1px solid var(--drive-rule)}.view-tasks .assign-section-head{flex-wrap:wrap;align-items:center;gap:6px 14px;min-height:36px;margin-bottom:14px;display:flex}.view-tasks .assign-section-head h3{margin:0;font-size:17px;font-weight:600}.view-tasks .assign-section-head>span{color:var(--drive-secondary);font-variant-numeric:tabular-nums;font-size:14px}.view-tasks .assign-section-actions{gap:4px;margin-left:auto;display:flex}.view-tasks .assign-fields{grid-template-columns:repeat(2,minmax(0,1fr));align-items:start;gap:18px 24px;display:grid}.view-tasks .assign-fields>.wide{grid-column:1/-1}.view-tasks .assign-form label{color:var(--drive-text);font-size:14px;font-weight:500}.view-tasks .assign-fields>label:not(.check-row){gap:7px;display:grid}.view-tasks .assign-form input:not([type=checkbox]),.view-tasks .assign-form select,.view-tasks .assign-form textarea{border-color:#cfd4dc;min-height:44px;margin:0;padding:10px 12px;font-size:15px;font-weight:400}.view-tasks .assign-form input:disabled,.view-tasks .assign-form select:disabled{color:var(--drive-secondary);background:#f5f6f8}.view-tasks .assign-optional{color:var(--drive-secondary);margin-left:4px;font-size:12px;font-weight:400}.view-tasks .check-grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:8px;display:grid}.view-tasks .check-row{cursor:pointer;background:#fff;border:1px solid #d9dee6;border-radius:7px;align-items:center;gap:12px;min-height:48px;padding:10px 14px;font-size:15px;font-weight:400;display:flex}.view-tasks .check-row:hover{background:#f8fafd;border-color:#b9c3d3}.view-tasks .check-row:has(input:checked){background:var(--drive-selection);border-color:#9cc0fb}.view-tasks .check-row:has(input:focus-visible){outline:2px solid var(--drive-blue);outline-offset:2px}.view-tasks .check-row input[type=checkbox]{width:20px;height:20px;accent-color:var(--drive-blue);cursor:pointer;flex:0 0 20px;margin:0}.view-tasks .check-row input[type=checkbox]:focus-visible{box-shadow:none}.view-tasks .check-row>span{overflow-wrap:anywhere;flex:1;min-width:0}.view-tasks .check-row 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textarea{margin:0}.view-tasks .target-student-list{background:0 0;border:0;grid-column:1/-1;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:8px;padding:0;display:grid}.view-tasks .target-student{background:#fff;border:1px solid #d9dee6;border-radius:7px;align-items:center;gap:12px;min-height:48px;padding:10px 14px;font-size:15px;font-weight:400;display:flex}.view-tasks .target-student input{width:20px;height:20px;accent-color:var(--drive-blue);margin:0}@media (width<=760px){.view-tasks .management-hero{flex-direction:column;align-items:stretch;gap:16px;padding:20px}.view-tasks .hero-actions{flex-wrap:wrap}.view-tasks .column-tabs{width:100%}.view-tasks .column-tab{flex:1;min-width:0}.view-tasks .column-section-heading{flex-direction:column;align-items:stretch;gap:12px}.view-tasks .assign-form-heading,.view-tasks .assign-section,.view-tasks .assign-form-actions,.view-tasks .assign-form .assignment-grid{padding-left:16px;padding-right:16px}.view-tasks .assign-fields{grid-template-columns:minmax(0,1fr)}.view-tasks .assign-section-actions{width:100%;margin-left:0}.view-tasks .assign-form-actions{flex-direction:column;align-items:stretch}.view-tasks .assign-form input:not([type=checkbox]),.view-tasks .assign-form select,.view-tasks .assign-form textarea{font-size:16px}}}