:root{--ink:#2f3b32;--muted:#716f62;--paper:#f3f0e8;--surface:#fffdf8;--line:#d8d1c1;--teal:#68775d;--coral:#b75f48;--yellow:#c69a43;--nav:#34483b;--soft-green:#e8ece2;--soft-clay:#f3e4dc;--radius:8px;font-family:"The Peak Font 隨峰體 Beta","Noto Sans TC","Microsoft JhengHei",sans-serif;color:var(--ink);background:var(--paper);letter-spacing:0}
[hidden]{display:none!important}
*{box-sizing:border-box}body{margin:0;min-height:100vh;background:var(--paper)}button,input,select,textarea{font:inherit}button{cursor:pointer}.topbar{height:68px;position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;padding:8px max(16px,env(safe-area-inset-left));background:var(--surface);border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:10px}.brand img{width:46px;height:46px;border-radius:8px}.brand div{display:grid}.brand strong,.section-head h1,.section-head h2,.title-row h2,dialog h2{font-family:"Noto Serif TC","PMingLiU",serif;font-weight:700}.brand strong{font-size:19px;color:var(--nav)}.brand span{font-size:12px;color:var(--muted)}main{max-width:920px;margin:auto;padding:18px 16px 100px}.bottom-nav{position:fixed;z-index:20;bottom:0;left:0;right:0;height:68px;padding-bottom:env(safe-area-inset-bottom);display:flex;justify-content:center;background:var(--nav);box-shadow:0 -3px 14px #34483b26}.bottom-nav button{width:min(18%,150px);border:0;background:none;color:#c8d0c2;display:grid;place-content:center;gap:3px;font-size:11px}.bottom-nav button span{font-size:20px}.bottom-nav button.active{color:#fffdf8;background:#ffffff10}.section-head{display:flex;align-items:center;justify-content:space-between;margin:6px 0 12px}.section-head h1,.section-head h2{margin:0}.section-head h1{font-size:25px}.section-head h2{font-size:18px}.toolbar{display:flex;gap:8px;flex-wrap:wrap}.btn,.icon-btn{border:1px solid var(--line);background:var(--surface);color:var(--ink);min-height:40px;padding:8px 13px;border-radius:6px}.btn:hover,.icon-btn:hover{border-color:#a9ad9b;background:#faf6ed}.icon-btn{min-width:40px;padding:4px;font-size:22px}.btn.primary{background:var(--teal);border-color:var(--teal);color:white}.btn.danger{background:var(--coral);border-color:var(--coral);color:white}.btn.full{width:100%;min-height:52px;font-weight:700}.btn:disabled{opacity:.45;cursor:not-allowed}.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:16px;margin-bottom:12px;box-shadow:0 3px 12px #4c493b0a}.lesson-primary{border-left:5px solid var(--teal)}.lesson-primary.running{border-left-color:var(--coral)}.eyebrow{font-size:12px;color:var(--teal);font-weight:700}.title-row{display:flex;justify-content:space-between;gap:12px;align-items:start}.title-row h2{font-size:22px;margin:4px 0}.pill{background:var(--soft-green);color:#526248;font-size:12px;font-weight:700;padding:5px 8px;border-radius:20px;white-space:nowrap}.meta{color:var(--muted);font-size:14px}.info-list{display:grid;gap:9px;margin:15px 0;padding-top:13px;border-top:1px solid var(--line)}.info-list div{display:flex;gap:9px}.time-record{display:flex;gap:12px;justify-content:space-between;background:var(--soft-green);padding:10px;margin:10px 0;border-radius:6px;font-size:13px}.empty{text-align:center;padding:45px 16px;color:var(--muted)}.calendar-head{display:flex;justify-content:space-between;align-items:center}.calendar-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:3px;margin:12px 0}.day-label{text-align:center;color:var(--muted);font-size:12px;padding:7px}.day{aspect-ratio:1;border:1px solid transparent;background:transparent;border-radius:6px;position:relative;color:var(--ink)}.day:hover{background:var(--soft-green)}.day.other{opacity:.35}.day.today{border-color:var(--teal)}.day.selected{background:var(--nav);color:white}.day.has::after{content:"";width:5px;height:5px;border-radius:50%;background:var(--coral);position:absolute;bottom:4px;left:calc(50% - 2px)}.list{display:grid;gap:8px}.list-row{display:flex;justify-content:space-between;align-items:center;gap:10px;background:var(--surface);border:1px solid var(--line);padding:12px;border-radius:6px}.list-row:hover{border-color:#bcb4a2}.list-row button{border:0;background:none;text-align:left;color:inherit;flex:1}.tabs{display:flex;border-bottom:1px solid var(--line);margin-bottom:14px}.tabs button{border:0;background:none;padding:11px 15px;color:var(--muted)}.tabs button.active{color:#56664d;border-bottom:3px solid var(--teal);font-weight:700}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.stat{background:var(--surface);border:1px solid var(--line);padding:14px;border-radius:6px}.stat:nth-child(2){border-top:3px solid var(--yellow)}.stat:nth-child(3){border-top:3px solid var(--coral)}.stat span{display:block;color:var(--muted);font-size:12px}.stat strong{font-family:"Noto Serif TC","PMingLiU",serif;font-size:21px}label.field{display:grid;gap:5px;margin-bottom:13px;font-size:13px;color:var(--muted)}input,select,textarea{width:100%;border:1px solid #c7c0af;border-radius:5px;padding:10px;background:#fffefa;color:var(--ink)}input:focus,select:focus,textarea:focus{outline:2px solid #8e9b82;outline-offset:1px}textarea{min-height:74px;resize:vertical}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 12px}.form-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:18px}.notice{padding:11px;border-left:4px solid var(--yellow);background:#f8eed8;font-size:13px;margin-bottom:12px}dialog{width:min(600px,calc(100% - 24px));max-height:88vh;border:1px solid var(--line);border-radius:8px;padding:0;background:var(--surface);box-shadow:0 20px 60px #2f3b3244}dialog::backdrop{background:#2f3b3277}dialog form>header{position:sticky;top:0;background:var(--surface);display:flex;justify-content:space-between;align-items:center;padding:14px 18px;border-bottom:1px solid var(--line);z-index:2}dialog h2{font-size:19px;margin:0}#modalBody{padding:18px;max-height:calc(88vh - 65px);overflow:auto}#toast{position:fixed;z-index:40;left:50%;bottom:82px;transform:translate(-50%,20px);background:var(--nav);color:white;padding:10px 16px;border-radius:6px;opacity:0;pointer-events:none;transition:.2s;white-space:nowrap}#toast.show{opacity:1;transform:translate(-50%,0)}@media(max-width:600px){main{padding-left:12px;padding-right:12px}.form-grid,.stats{grid-template-columns:1fr}.section-head h1{font-size:22px}.bottom-nav button{width:20%}.title-row{align-items:flex-start}.time-record{display:grid}.hide-mobile{display:none}}

html{-webkit-text-size-adjust:100%;background:var(--paper)}
body{overscroll-behavior-y:none}
button{touch-action:manipulation}
main{max-width:720px}
.auth-bar{display:flex;align-items:center;justify-content:space-between;gap:12px;max-width:720px;margin:10px auto 0;padding:10px 16px;background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--yellow);border-radius:6px;box-shadow:0 3px 12px #4c493b0a}
.auth-bar[data-auth-status="signed_out"]{border-left-color:var(--teal)}
.auth-bar[data-auth-status="signing_in"]{border-left-color:var(--yellow)}
.auth-bar[data-auth-status="signed_in_unauthorized"]{border-left-color:var(--yellow)}
.auth-bar[data-auth-status="active"]{border-left-color:var(--teal)}
.auth-bar[data-auth-status="disabled"],.auth-bar[data-auth-status="error"]{border-left-color:var(--coral)}
.auth-copy{display:grid;gap:2px;min-width:0}.auth-copy span{color:var(--muted);font-size:11px;font-weight:700}.auth-copy strong{color:var(--nav);font-size:15px;line-height:1.35;overflow-wrap:anywhere}.auth-copy small{color:var(--muted);font-size:12px;line-height:1.4;overflow-wrap:anywhere}
.auth-actions{display:flex;align-items:center;justify-content:flex-end;gap:7px;flex:0 0 auto}.auth-actions .btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:38px;padding:7px 10px;white-space:nowrap}.auth-actions .btn span{display:inline-grid;place-items:center;width:18px;height:18px;border-radius:50%;background:#fffdf833;font-size:12px;font-weight:700}
.auth-meta{display:flex;flex-wrap:wrap;gap:5px;margin-top:3px}.auth-chip{display:inline-flex;align-items:center;gap:4px;width:max-content;max-width:100%;padding:3px 7px;border-radius:14px;background:var(--soft-green);color:#526248;font-size:11px;font-weight:700}.auth-chip small{font-size:10px;color:var(--muted);line-height:1}.account-management{display:grid;gap:12px}.account-management-head{display:flex;justify-content:space-between;gap:12px;align-items:start}.account-management-head h2{margin:2px 0 5px;font-size:19px}.account-management-head p{margin:0;color:var(--muted);font-size:13px;line-height:1.55}.account-inline-form{display:grid;grid-template-columns:minmax(180px,1.25fr) minmax(150px,.85fr) minmax(120px,.65fr) auto;gap:10px;align-items:end}.account-inline-form .field{margin-bottom:0}.account-list{display:grid;gap:8px}.account-row{display:grid;grid-template-columns:minmax(0,1fr) auto auto;gap:10px;align-items:center;padding:12px;border:1px solid var(--line);border-radius:6px;background:var(--surface)}.account-row>div{display:grid;gap:2px;min-width:0}.account-row strong{overflow-wrap:anywhere}.account-row span:not(.status-pill){color:var(--muted);font-size:12px;overflow-wrap:anywhere}.status-pill{justify-self:start;padding:5px 8px;border-radius:16px;background:var(--soft-green);font-size:12px;font-weight:700;color:#526248}.status-pill[data-status="disabled"]{background:#f8ded8;color:#8f3b2f}.status-pill[data-status="invited"]{background:#f8eed8;color:#7f6424}.notice[data-notice-type="warning"]{border-left-color:var(--yellow)}.notice[data-notice-type="success"]{border-left-color:var(--teal)}
.access-gate{display:grid;gap:14px;align-content:start}.access-gate h1{margin:4px 0 0;font-size:24px;line-height:1.25}.access-gate p{margin:0;color:var(--muted);line-height:1.55}.access-gate .detail-sheet{margin-top:2px}
.btn,.icon-btn,input,select{min-height:44px}
body,button,input,select,textarea,.brand strong,.section-head h1,.section-head h2,.title-row h2,dialog h2,.stat strong{font-family:"The Peak Font 隨峰體 Beta","Noto Sans TC","Microsoft JhengHei",sans-serif}
.bottom-nav button{width:min(20%,180px);white-space:nowrap}
.salary-celebrate{margin:12px 0 18px;background:var(--coral);border-color:var(--coral)}
.cash-celebration{position:fixed;z-index:100;inset:0;display:grid;place-content:center;justify-items:center;background:#2f3b3238;pointer-events:none;animation:cashFade 1.9s ease both}
.cash-celebration>strong{margin-top:18px;color:#fffdf8;font-size:34px;text-shadow:0 3px 12px #2f3b32;animation:cashTitle .55s cubic-bezier(.2,1.5,.4,1) both}
.cash-register{position:relative;width:210px;height:150px;padding:18px 20px;background:#b75f48;border:5px solid #7f4437;border-radius:8px;box-shadow:0 18px 0 #6f3b30,0 26px 30px #2f3b3250;animation:registerPop .7s cubic-bezier(.2,1.6,.3,1) both}
.register-screen{height:40px;display:grid;place-items:center;background:#e8ece2;border:4px solid #34483b;color:#34483b;font-size:20px;font-weight:700}
.register-keys{width:145px;height:42px;margin:12px auto 0;background:repeating-linear-gradient(90deg,#f3f0e8 0 18px,#c69a43 18px 22px);border:4px solid #7f4437}
.cash-drawer{position:absolute;left:14px;right:14px;bottom:-25px;height:38px;display:grid;place-items:center;background:#fffdf8;border:5px solid #7f4437;color:#b75f48;font-size:14px;font-weight:700;animation:drawerOpen .75s .25s cubic-bezier(.2,1.5,.3,1) both}
.flying-money{position:absolute;z-index:-1;left:76px;top:55px;min-width:48px;padding:7px 5px;background:#68775d;border:2px solid #34483b;color:#fffdf8;text-align:center;font-weight:700;animation:moneyBurst 1.25s calc(var(--i)*.025s) cubic-bezier(.15,.7,.25,1) both}
@keyframes registerPop{0%{transform:scale(.35) translateY(120px);opacity:0}65%{transform:scale(1.08) translateY(-8px)}100%{transform:scale(1) translateY(0);opacity:1}}
@keyframes drawerOpen{0%{transform:translateY(-20px);opacity:0}100%{transform:translateY(22px);opacity:1}}
@keyframes moneyBurst{0%{transform:translate(0,20px) rotate(0);opacity:0}18%{opacity:1}100%{transform:translate(var(--x),calc(-190px - var(--i)*5px)) rotate(var(--r));opacity:0}}
@keyframes cashTitle{0%{transform:scale(.2) rotate(-8deg);opacity:0}100%{transform:scale(1);opacity:1}}
@keyframes cashFade{0%,72%{opacity:1}100%{opacity:0}}
@media(prefers-reduced-motion:reduce){.cash-celebration,.cash-celebration *{animation-duration:.01ms!important;animation-delay:0ms!important}.flying-money{display:none}}
.subject-entry-row{display:grid;grid-template-columns:minmax(0,1fr) 44px;gap:8px;margin-bottom:8px;align-items:center}
.rate-rule-row{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr) 88px 44px;gap:7px;margin-bottom:8px;align-items:center}
.teacher-subjects,.family-rates{margin:16px 0;padding-top:4px;border-top:1px solid var(--line)}
.student-assignments{margin:16px 0;padding-top:4px;border-top:1px solid var(--line)}
.student-assignment-row{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr) 88px 44px;gap:7px;margin-bottom:8px;align-items:center}
.student-assignment-row{padding:10px;background:#f8f4ea;border:1px solid var(--line);border-radius:6px}
.student-assignment-row label{display:grid;gap:4px;color:var(--muted);font-size:12px}.student-assignment-row label span{padding-left:2px}
.student-detail-links{display:grid;gap:8px}.student-detail-links .btn{display:flex;justify-content:space-between;align-items:center;text-align:left}
.detail-section-head{margin-top:20px}.student-profile-head span{color:var(--muted);font-size:13px}.student-profile-head h2{margin:3px 0 14px;font-size:25px}
.assignment-details{display:grid;gap:8px}.assignment-details>div:not(.empty){display:grid;grid-template-columns:1fr 1fr auto;gap:8px;padding:12px;background:var(--soft-green);border-left:4px solid var(--teal);border-radius:5px}.assignment-details span{color:var(--muted)}
.detail-sheet{display:grid;gap:0;border-top:1px solid var(--line)}
.detail-sheet>div{display:grid;grid-template-columns:90px minmax(0,1fr);gap:12px;padding:14px 2px;border-bottom:1px solid var(--line)}
.detail-sheet span{color:var(--muted)}.detail-sheet strong{font-weight:400;overflow-wrap:anywhere}
.teacher-assignment-details{display:grid;gap:9px}.teacher-assignment-details article{display:grid;grid-template-columns:1fr 1fr;gap:10px 14px;padding:13px;border:1px solid var(--line);border-left:4px solid var(--teal);border-radius:6px;background:#f8f4ea}.teacher-assignment-details article div{display:grid;gap:2px}.teacher-assignment-details article span{font-size:12px;color:var(--muted)}.teacher-assignment-details article strong{font-weight:600;overflow-wrap:anywhere}
.teacher-family-links{display:grid;gap:8px}.teacher-family-links .btn{display:flex;align-items:center;justify-content:space-between;text-align:left}.teacher-family-links .btn>span:first-child{display:grid;gap:3px}.teacher-family-links small{color:var(--muted);font-weight:400}.teacher-family-heading span,.teacher-student-head span,.teacher-course-list span{color:var(--muted);font-size:12px}.teacher-family-heading h2{margin:3px 0 16px;font-size:25px}.teacher-student-groups{display:grid;gap:10px}.teacher-student-groups>article{padding:13px;border:1px solid var(--line);border-radius:6px;background:#f8f4ea}.teacher-student-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}.teacher-student-head h3{margin:2px 0 0;font-size:19px}.teacher-course-list{display:grid;gap:7px}.teacher-course-list>div{display:grid;grid-template-columns:42px minmax(0,1fr) 34px auto;align-items:center;gap:6px;padding:10px;background:var(--surface);border-left:4px solid var(--teal);border-radius:5px}.teacher-course-list strong:last-child{text-align:right;white-space:nowrap}
.lesson-pay-preview{display:grid;gap:4px;margin-top:16px;padding:14px;border:1px solid var(--line);border-left:5px solid var(--yellow);border-radius:6px;background:#f8f4ea}.lesson-pay-preview>span,.lesson-pay-preview small{color:var(--muted)}.lesson-pay-preview>span{font-size:13px}.lesson-pay-preview strong{font-size:26px;color:var(--nav)}
.time-wheel-pair{display:grid;grid-template-columns:1fr 1fr;gap:10px}.time-wheel-pair fieldset{min-width:0;margin:0;padding:9px;border:1px solid var(--line);border-radius:6px}.time-wheel-pair legend{padding:0 4px;color:var(--muted);font-size:12px}.time-wheel{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;gap:5px}.time-wheel select{min-width:0;padding:9px 4px;text-align:center;font-size:18px;font-weight:700}.time-wheel>span{font-size:20px;font-weight:700}.lesson-rate-controls{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px}.lesson-rate-controls input[readonly]{background:#f5f1e8;color:var(--ink)}.lesson-rate-controls .btn{min-width:72px}.lesson-rate-controls+small{display:block;margin-top:4px;line-height:1.5}
.today-head{align-items:flex-start}.today-head-actions{display:flex;align-items:center;gap:7px}.today-head-actions select{width:auto;min-width:122px;min-height:42px;padding:8px 30px 8px 10px}.active-teacher-view{display:flex;align-items:center;justify-content:space-between;margin:2px 0 12px;padding:10px 12px;border-left:4px solid var(--teal);background:var(--soft-green);border-radius:5px}.active-teacher-view span{font-size:12px;color:var(--muted)}.active-teacher-view strong{font-size:16px;color:var(--nav)}
.today-routes{margin:0 0 14px}.today-routes .section-head{margin-top:0}.today-route-list{display:grid;gap:7px}.today-route-row{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:12px;padding:11px 12px;border:1px solid var(--line);border-left:4px solid var(--teal);border-radius:6px;background:var(--surface)}.today-route-row>div:first-child{display:grid;gap:2px;min-width:0}.today-route-row small,.today-route-row span{color:var(--muted);font-size:12px}.today-route-row>div:first-child strong,.today-route-row>div:first-child span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.route-estimate{display:grid;gap:2px;text-align:right}.route-estimate strong{white-space:nowrap}.today-route-row.tight{border-left-color:var(--coral);background:var(--soft-clay)}.today-route-row.tight .route-estimate span{color:var(--coral);font-weight:700}.today-route-row.route-error{border-left-color:var(--yellow)}
.route-between{position:relative;margin:-5px 10px 12px;padding:11px 12px;border-left:2px dashed var(--teal);background:var(--soft-green)}.route-between-head{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-bottom:9px}.route-between-head>div{display:grid;gap:2px}.route-between-head small,.route-between-head>span{font-size:12px;color:var(--muted)}.route-between-head>span{white-space:nowrap}.route-modes{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}.route-mode{display:grid;grid-template-columns:auto 1fr;align-items:center;gap:0 5px;padding:7px;background:var(--surface);border-radius:5px}.route-icon{grid-row:1/3;font-size:19px}.route-mode small{font-size:10px;color:var(--muted);white-space:nowrap}.route-mode strong{font-size:13px;white-space:nowrap}.route-mode.unavailable{opacity:.55}.route-between.tight{border-left-color:var(--coral);background:var(--soft-clay)}.route-between.tight .route-between-head>span{color:var(--coral);font-weight:700}
.today-finished-note{padding:18px 12px;margin-bottom:12px;text-align:center;color:var(--muted);background:var(--soft-green);border-radius:6px}.ended-lessons{margin:16px 0 4px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.ended-lessons>summary{display:flex;align-items:center;justify-content:space-between;min-height:58px;padding:10px 4px;cursor:pointer;list-style:none}.ended-lessons>summary::-webkit-details-marker{display:none}.ended-lessons>summary>span:first-child{display:flex;align-items:baseline;gap:8px}.ended-lessons summary small{color:var(--muted);font-weight:400}.ended-chevron{font-size:22px;transition:transform .2s}.ended-lessons[open] .ended-chevron{transform:rotate(180deg)}.ended-lesson-list{padding-top:4px}.ended-lesson-list .lesson-primary{opacity:.82;border-left-color:var(--muted)}
.duration-summary{display:block;padding:9px 10px;background:var(--soft-green);border-left:4px solid var(--teal);color:var(--ink);font-size:14px;font-weight:400}
.duration-summary.invalid{background:var(--soft-clay);border-left-color:var(--coral);color:#8b4435}
.locked-lesson-time{margin:8px 0 16px;padding:13px;background:#f8f4ea;border:1px solid var(--line);border-radius:6px}
.locked-date{display:flex;justify-content:space-between;align-items:center;margin-bottom:11px;color:var(--muted)}
.locked-date strong{color:var(--ink);font-size:16px}
.time-pair{display:grid;grid-template-columns:1fr 1fr;gap:10px}.time-pair .field{margin-bottom:10px}
.planned-time{background:#f5f0e5;border-left:4px solid var(--yellow)}
.actual-time{border:0;border-left:4px solid var(--teal)}
.empty-clock{color:var(--muted)}
.pay-time-source{margin:-3px 0 12px;color:var(--muted);font-size:12px;text-align:right}
.check-field{display:flex;align-items:flex-start;gap:11px;margin:14px 0;padding:13px;background:var(--soft-green);border:1px solid var(--line);border-radius:6px;color:var(--ink)}
.check-field input{width:22px;min-width:22px;min-height:22px;margin:1px 0 0;accent-color:var(--teal)}
.check-field span{display:grid;gap:3px}.check-field small{color:var(--muted)}
@media(max-width:600px){.rate-rule-row,.student-assignment-row{grid-template-columns:minmax(0,1fr) 82px 44px}.rate-rule-row .rate-teacher,.student-assignment-row .assignment-subject{grid-column:1/3}.subject-entry-row input,.rate-rule-row input,.rate-rule-row select,.student-assignment-row input,.student-assignment-row select{min-width:0}}
@media(max-width:600px){.student-assignment-row{grid-template-columns:minmax(0,1fr) 92px 44px}.student-assignment-row label:first-child{grid-column:1/3}.student-assignment-row .remove-assignment{grid-column:3;grid-row:1}.assignment-details>div:not(.empty){grid-template-columns:1fr auto}.assignment-details>div span:first-of-type{grid-column:1/2}.assignment-details>div span:last-child{grid-column:2;grid-row:1/3;align-self:center}}
html.iphone17-preview .topbar{height:96px;padding-top:38px;align-items:center}
html.iphone17-preview .brand{min-width:0}
html.iphone17-preview .brand div{min-width:0}
html.iphone17-preview .brand strong{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:260px}

@media(max-width:600px){
  .topbar{height:58px;padding:7px 12px;padding-left:max(12px,env(safe-area-inset-left));padding-right:max(12px,env(safe-area-inset-right))}
  .brand{gap:8px}.brand img{width:38px;height:38px}.brand strong{font-size:17px}.brand span{font-size:11px}
  .auth-bar{display:grid;grid-template-columns:1fr;gap:8px;margin:0;border-left:0;border-right:0;border-radius:0;padding:9px 12px}.auth-actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}.auth-actions .btn{width:100%;min-height:42px;padding:8px 9px}.auth-actions .btn[hidden]{display:none!important}.auth-copy strong{font-size:14px}.auth-copy small{font-size:11px}.auth-meta{gap:4px}.auth-chip{font-size:10px;padding:3px 6px}.account-management-head{display:grid}.account-inline-form,.account-row{grid-template-columns:minmax(0,1fr)}.account-row .btn{width:100%}
  main{padding:14px 12px calc(88px + env(safe-area-inset-bottom));max-width:none}
  .section-head{margin:3px 0 11px;gap:10px}.section-head h1{font-size:24px}.section-head h2{font-size:18px}.section-head>.btn{flex:0 0 auto}
  .bottom-nav{height:calc(70px + env(safe-area-inset-bottom));padding:0 env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left)}
  .bottom-nav button{width:20%;min-height:64px;font-size:10px;gap:2px}.bottom-nav button span{font-size:19px}
  .panel{padding:14px;margin-bottom:10px}.lesson-primary{border-left-width:4px}
  .title-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px}.title-row h2{font-size:21px}.pill{max-width:112px;overflow:hidden;text-overflow:ellipsis}
  .info-list{gap:7px;margin:12px 0;padding-top:11px}.info-list div{min-height:28px;align-items:center;overflow-wrap:anywhere}
  .btn{min-height:46px;padding:10px 12px}.btn.full{min-height:54px}.icon-btn{min-width:44px;min-height:44px}
  input,select,textarea{font-size:16px;min-height:48px;padding:11px}textarea{min-height:92px}
  .form-grid{grid-template-columns:1fr}.toolbar{display:grid;grid-template-columns:1fr 1fr}.toolbar .btn{width:100%}
  .calendar-head .icon-btn{min-height:42px}.calendar-grid{gap:2px;margin-bottom:4px}.day-label{padding:5px 2px}.day{min-height:42px;padding:0;font-size:14px}
  .list{gap:7px}.list-row{min-height:60px;padding:10px}.list-row>.icon-btn{flex:0 0 44px}.list-row button{min-height:42px}
  .tabs button{flex:1;min-height:46px;padding:10px 8px}
  .stats{grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}.stat{padding:10px 8px;min-width:0}.stat span{font-size:11px}.stat strong{display:block;font-size:17px;overflow-wrap:anywhere}
  .time-record{display:grid;width:100%;min-height:48px;border:0;text-align:left}
  .empty{padding:38px 12px}
  dialog{width:100%;max-width:none;height:100dvh;max-height:none;margin:0;inset:0;border:0;border-radius:0}
  dialog form{height:100%;display:flex;flex-direction:column;background:var(--surface)}
  dialog form>header{flex:0 0 58px;padding:8px 12px;padding-top:max(8px,env(safe-area-inset-top))}
  #modalBody{flex:1;max-height:none;padding:16px 14px calc(18px + env(safe-area-inset-bottom));overflow-y:auto}
  .form-actions{position:sticky;bottom:calc(-18px - env(safe-area-inset-bottom));z-index:2;background:var(--surface);margin:18px -14px calc(-18px - env(safe-area-inset-bottom));padding:12px 14px calc(12px + env(safe-area-inset-bottom));border-top:1px solid var(--line)}
  .form-actions .btn{flex:1}
  #toast{bottom:calc(82px + env(safe-area-inset-bottom));max-width:calc(100% - 24px);white-space:normal;text-align:center}
  .today-head-actions select{min-width:112px;max-width:142px}.today-head-actions .icon-btn{min-width:44px}
}
.route-extra{grid-column:1/3;font-size:10px!important;color:var(--teal)!important;font-weight:700;white-space:nowrap}.route-from-home{border-left-style:solid;background:#f8f4ea}.lesson-prep-note{display:flex;align-items:center;justify-content:space-between;margin:-5px 0 10px;padding:8px 10px;background:#f8eed8;border-left:4px solid var(--yellow);font-size:13px}.lesson-prep-note span{color:var(--muted)}.lesson-prep-field{display:grid;gap:5px;margin-top:12px;padding-top:12px;border-top:1px solid var(--line)}.lesson-prep-field>span,.lesson-prep-field small{color:var(--muted);font-size:12px}.lesson-prep-field>div{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px}.lesson-prep-field input[readonly]{background:#f5f1e8}
.address-row{display:grid!important;grid-template-columns:minmax(0,1fr) auto;align-items:center}.address-row>span{overflow-wrap:anywhere}.address-nav{min-height:34px;padding:5px 10px;text-decoration:none}.today-date-switch{display:grid;grid-template-columns:44px minmax(0,1fr) 44px auto;gap:7px;margin-bottom:10px}.today-date-switch input{min-width:0}.lesson-homework{margin:10px 0;padding:11px;background:#f8f4ea;border:1px solid var(--line);border-radius:6px}.lesson-mini-head{display:flex;align-items:center;justify-content:space-between;gap:8px}.lesson-mini-head .btn{min-height:34px;padding:5px 9px}.homework-lines{display:grid;gap:5px;margin-top:8px}.homework-lines button{border:0;background:var(--surface);padding:8px;text-align:left;color:var(--ink);border-radius:4px}.homework-lines button span{margin-right:7px}.exam-alert{display:flex;align-items:center;justify-content:space-between;margin:8px 0;padding:9px 10px;background:#f8eed8;border-left:4px solid var(--yellow);font-size:13px}.student-progress-section{margin-top:20px;padding-top:12px;border-top:1px solid var(--line)}.student-progress-list{display:grid;gap:7px}.student-progress-row{display:grid;grid-template-columns:1fr 1.25fr auto;align-items:center;gap:9px;width:100%;padding:11px;border:1px solid var(--line);border-radius:6px;background:var(--surface);color:var(--ink);text-align:left}.student-progress-row>span{display:grid;gap:2px}.student-progress-row small{color:var(--muted);font-size:11px}.report-range{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-bottom:12px}.report-range label{display:grid;gap:4px;color:var(--muted);font-size:12px}.report-group-list{display:grid;gap:7px}.report-group-list>button{display:grid;grid-template-columns:minmax(0,1fr) auto auto;align-items:center;gap:10px;width:100%;padding:13px;border:1px solid var(--line);border-radius:6px;background:var(--surface);color:var(--ink);text-align:left}.report-group-list>button>span:first-child{display:grid;gap:2px}.report-group-list small{color:var(--muted)}.report-transfer{margin-top:18px}.report-lesson-details{display:grid;gap:8px}.report-lesson-details article{display:flex;justify-content:space-between;gap:12px;padding:12px;border:1px solid var(--line);border-left:4px solid var(--teal);border-radius:6px}.report-lesson-details article>div{display:grid;gap:3px}.report-lesson-details article>div:last-child{text-align:right}.report-lesson-details span{color:var(--muted);font-size:12px}
@media(max-width:600px){.today-date-switch{grid-template-columns:44px minmax(0,1fr) 44px}.today-date-switch #backToday{grid-column:1/4}.student-progress-row{grid-template-columns:1fr 1.2fr auto}.report-range{grid-template-columns:1fr 1fr}.report-lesson-details article{display:grid}.report-lesson-details article>div:last-child{display:flex;justify-content:space-between;text-align:left}}
.lesson-homework{display:grid;gap:12px}.lesson-homework-group{display:grid;gap:7px}.lesson-homework-group.current{padding-top:11px;border-top:1px solid var(--line)}.lesson-mini-head>small{color:var(--muted)}.homework-lines{display:grid;gap:6px}.homework-lines .homework-check{display:grid;grid-template-columns:24px minmax(0,1fr) auto;align-items:center;gap:7px;width:100%;border:1px solid transparent;background:var(--surface);padding:9px;text-align:left;color:var(--ink);border-radius:5px}.homework-lines .homework-check>span:first-child{font-size:18px;color:var(--teal)}.homework-lines .homework-check small{color:var(--muted);font-size:10px}.homework-lines .homework-check.completed{opacity:.67}.homework-lines .homework-check.completed>span:nth-child(2){text-decoration:line-through}.current-homework>div{display:grid;grid-template-columns:18px minmax(0,1fr);gap:5px;padding:8px 9px;background:var(--surface);border-radius:5px}.current-homework>div>span:first-child{color:var(--coral)}
.progress-profile{padding-bottom:14px;border-bottom:1px solid var(--line)}.progress-profile>span,.progress-profile>small{color:var(--muted)}.progress-profile h2{margin:3px 0;font-size:27px}.progress-detail-section{padding:15px 0;border-bottom:1px solid var(--line)}.progress-detail-section h3,.homework-history h3{margin:0 0 9px;font-size:17px}.tag-list{display:flex;flex-wrap:wrap;gap:6px}.tag-list span{padding:6px 9px;background:var(--soft-green);border-radius:16px;font-size:12px}.progress-highlight{display:grid;gap:5px;padding:12px;border-left:4px solid var(--teal);background:var(--soft-green)}.progress-highlight>span,.progress-highlight small{color:var(--muted);font-size:12px}.progress-highlight strong{font-size:16px}.compact-history{display:grid;gap:7px}.compact-history>div:not(.empty){display:grid;gap:3px;padding:10px 11px;border-left:4px solid var(--yellow);background:#f8f4ea}.compact-history span,.compact-history small{color:var(--muted);font-size:12px}.homework-summary-button{display:grid;grid-template-columns:minmax(0,1fr) auto auto;align-items:center;gap:10px;width:100%;margin-top:16px;padding:13px;border:1px solid var(--line);border-left:4px solid var(--coral);border-radius:6px;background:var(--surface);color:var(--ink);text-align:left}.homework-summary-button>span{display:grid;gap:2px}.homework-summary-button small{color:var(--muted);font-size:11px}.homework-history-list{display:grid;gap:6px}.homework-history-list>button{display:grid;grid-template-columns:25px minmax(0,1fr);align-items:center;gap:7px;width:100%;padding:11px;border:1px solid var(--line);border-radius:5px;background:var(--surface);color:var(--ink);text-align:left}.homework-history-list>button>span:first-child{font-size:19px;color:var(--teal)}.homework-history-list>button>span:last-child{display:grid;gap:3px}.homework-history-list small{color:var(--muted);font-size:11px}.homework-history-list>button.completed strong{text-decoration:line-through}.completed-homework{margin-top:18px;border-top:1px solid var(--line)}.completed-homework>summary,.history-fold>summary{display:flex;justify-content:space-between;padding:14px 2px;cursor:pointer;font-weight:700}.empty.compact{padding:22px 10px}
.progress-tabs{position:sticky;top:-16px;z-index:3;display:grid;grid-template-columns:repeat(3,1fr);margin:-16px -14px 16px;background:var(--surface);border-bottom:1px solid var(--line)}.progress-tabs button{min-height:50px;border:0;background:transparent;color:var(--muted)}.progress-tabs button.active{border-bottom:3px solid var(--teal);color:var(--nav);font-weight:700}.progress-editor-list{display:grid;gap:7px}.progress-editor-list>button{display:flex;align-items:center;justify-content:space-between;gap:9px;width:100%;padding:12px;border:1px solid var(--line);border-radius:6px;background:var(--surface);color:var(--ink);text-align:left}.progress-editor-list>button>span:first-child{display:grid;gap:3px}.progress-editor-list small{color:var(--muted)}.history-fold{margin-top:16px;border-top:1px solid var(--line)}.full-history{padding-bottom:14px}.reminder-days{padding:12px;background:#f8f4ea;border:1px solid var(--line);border-radius:6px}.number-pad{display:grid;grid-template-columns:repeat(3,1fr);gap:6px}.number-pad button{min-height:44px;border:1px solid var(--line);border-radius:5px;background:var(--surface);color:var(--ink);font-weight:700}.number-pad button:active{background:var(--soft-green)}.report-head select{width:auto;min-width:130px;max-width:160px}
@media(max-width:600px){.homework-lines .homework-check{grid-template-columns:24px minmax(0,1fr)}.homework-lines .homework-check small{grid-column:2}.student-progress-row{grid-template-columns:minmax(0,.9fr) minmax(0,1.35fr) auto}.student-progress-row strong,.student-progress-row small{overflow-wrap:anywhere}.homework-summary-button{grid-template-columns:minmax(0,1fr) auto auto}.report-head{align-items:center}.report-head select{min-width:118px;max-width:145px}}