:root{--paper:#faf8f4;--white:#fff;--sidebar:#f4f1eb;--ink:#2f302d;--muted:#8a8983;--muted2:#b7b5ae;--border:#eeeae3;--rose:#e36e60;--rose-dark:#cf5f53;--rose-soft:#fbebe6;--sage:#63927e;--sage-soft:#e8f3ec;--orange:#c98850;--orange-soft:#fcf1e2;--shadow:0 8px 35px rgba(58,48,40,.035);--font:"DM Sans","Noto Sans TC",system-ui,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:var(--font);background:var(--paper);color:var(--ink);font-size:14px;-webkit-font-smoothing:antialiased}button,input,select,textarea{font:inherit}button{cursor:pointer}button:disabled{opacity:.45;cursor:not-allowed}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #e8a195;outline-offset:2px}a{text-decoration:none;color:inherit}.hidden,[hidden]{display:none!important}.app-shell{display:flex;min-height:100vh}.sidebar{position:sticky;top:0;height:100vh;width:252px;flex:0 0 252px;background:var(--sidebar);border-right:1px solid #e8e4de;display:flex;flex-direction:column;padding:34px 23px 22px}.brand{display:flex;align-items:center;gap:12px;padding:2px 4px 0}.brand-symbol{width:40px;height:40px;display:grid;place-items:center;border-radius:14px;background:var(--rose);color:#fff;font-size:28px;line-height:1}.brand-copy strong{font-size:19px;font-weight:800;letter-spacing:.04em}.brand-copy small{display:block;color:var(--muted);font-size:10px;margin-top:2px;letter-spacing:.05em}.workspace-label{margin:60px 12px 17px;color:#aaa69d;font-size:10px;font-weight:700;letter-spacing:.18em;display:flex;gap:14px;align-items:center}.label-line{height:1px;flex:1;background:#e5e0d8}.side-nav{display:grid;gap:7px}.nav-item{height:49px;border:0;background:transparent;border-radius:12px;text-align:left;display:flex;align-items:center;gap:14px;padding:0 15px;color:#686761;font-size:14px;font-weight:600;position:relative;transition:.18s}.nav-item:hover{background:#ebe6de}.nav-item.active{background:#fff;box-shadow:0 3px 10px #ddd6c845;color:var(--ink)}.nav-icon{font-family:system-ui;font-size:25px;font-weight:300;width:27px;text-align:center}.nav-active-dot{display:none;background:var(--rose);width:6px;height:6px;border-radius:50%;margin-left:auto}.nav-item.active .nav-active-dot{display:block}.sidebar-bottom{margin-top:auto}.side-note{padding:22px 18px 17px;border-radius:17px;background:#fdfaf5;border:1px solid #ede7dd;margin-bottom:18px}.side-note-sun{color:#d79e66;font-size:24px}.side-note p{color:#807b73;line-height:1.95;font-size:12px;margin:9px 0 0}.profile-chip{width:100%;display:flex;align-items:center;gap:11px;border:0;background:transparent;padding:12px 3px;text-align:left}.avatar{height:37px;width:37px;border-radius:50%;background:#e5cfc0;color:#865e4d;display:grid;place-items:center;font-weight:700}.profile-chip strong{display:block;font-size:12px}.profile-chip small{display:block;color:var(--muted);font-size:11px;margin-top:4px}.profile-chip .arrow{margin-left:auto;font-size:22px;color:#b1aaa1}.main-content{flex:1;min-width:0}.topbar{height:82px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 clamp(26px,5vw,80px);background:#fffcf9a3}.breadcrumb{font-size:12px;color:#929088;letter-spacing:.02em}.breadcrumb span{margin:0 9px;color:#b3afa6}.breadcrumb strong{font-weight:600;color:#55554f}.top-actions{display:flex;align-items:center;gap:14px}.status-pill{border-radius:999px;background:#fff;padding:9px 13px;color:#8d8882;border:1px solid #ede7df;font-size:11px;display:inline-flex;align-items:center;gap:7px}.status-pill i{width:7px;height:7px;background:#dbaa6c;border-radius:50%;display:inline-block}.status-pill.live i{background:#6ca28a}.round-icon{display:grid;place-items:center;width:36px;height:36px;border-radius:50%;border:1px solid var(--border);background:#fff;color:#78756f;font-size:18px}.round-icon:hover,.button-outline:hover,.secondary-button:hover{background:#fff6f0}.round-icon.small{height:30px;width:30px;font-size:14px}.content-wrap{max-width:1320px;padding:42px clamp(26px,5vw,80px) 24px;margin:0 auto}.greeting{display:flex;justify-content:space-between;align-items:center;gap:18px;margin-bottom:29px}.eyebrow{font-size:10px;font-weight:700;letter-spacing:.19em;color:#c78e75;margin:0 0 16px;display:flex;align-items:center;gap:12px}.eyebrow-line{width:22px;height:1px;background:#dda28e}.greeting h1{margin:0;font-size:clamp(25px,2.75vw,39px);font-weight:700;letter-spacing:-.065em;line-height:1.48}.greeting h1 em{color:var(--rose);font-weight:600;font-style:normal}.greeting p:not(.eyebrow){color:#8c8983;font-size:13px;margin:12px 0 0;line-height:1.8}.primary-button{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:13px 21px;background:var(--rose);color:#fff;border:none;border-radius:11px;font-size:13px;font-weight:700;box-shadow:0 7px 16px #e36e6026;white-space:nowrap}.primary-button:hover{background:var(--rose-dark)}.primary-button span{font-size:17px;font-weight:400}.demo-banner{background:#fef1e3;color:#986e47;border:1px solid #f9e6d1;border-radius:11px;padding:11px 15px;margin-bottom:24px;font-size:12px;display:flex;gap:9px;align-items:center;line-height:1.6}.demo-banner>span{font-size:17px}.demo-banner button{margin-left:auto;white-space:nowrap;border:0;background:transparent;text-decoration:underline;color:#9e6244;font-weight:700}.metrics-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-bottom:20px}.metric-card{background:var(--white);border:1px solid var(--border);border-radius:18px;min-height:150px;padding:23px 25px;box-shadow:var(--shadow);position:relative;overflow:hidden}.metric-card .metric-icon{position:absolute;right:21px;top:22px;border-radius:12px;background:#faf4ef;width:36px;height:36px;display:grid;place-items:center;color:var(--rose);font-size:18px}.metric-card .metric-label{font-size:12px;color:#86827d}.metric-value{font-size:clamp(23px,2vw,31px);font-weight:700;letter-spacing:-.045em;margin-top:19px}.metric-value small{font-size:13px;color:#97928c;font-weight:500;margin-left:6px}.metric-footer{font-size:11px;color:#aaa59f;margin-top:8px}.home-grid{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(315px,1fr);gap:20px}.column-stack{display:flex;flex-direction:column;gap:20px;min-width:0}.card{background:#fff;border:1px solid var(--border);border-radius:19px;padding:25px 26px;box-shadow:var(--shadow)}.card-heading,.section-row{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}.section-row{align-items:center;margin-bottom:21px}.section-row h2,.card h2{font-size:16px;letter-spacing:-.025em;margin:0;font-weight:700}.section-sub{font-size:11px;color:#a29e97;line-height:1.5;margin:8px 0 0}.mini-label{font-size:10px;letter-spacing:.13em;font-weight:700;color:#bb988a}.tiny-sparkle{color:#e6b6a0}.next-card{position:relative;overflow:hidden;min-height:212px;background:linear-gradient(110deg,#fff8f1,#fff 70%)}.next-card:after{content:"";position:absolute;width:220px;height:220px;background:#ffece0;border-radius:50%;right:-100px;bottom:-140px;opacity:.65;pointer-events:none}.next-heading{font-size:26px;letter-spacing:-.04em;margin:25px 0 12px}.next-meta{display:flex;align-items:center;gap:10px;color:#8c8076;font-size:12px}.date-tag{display:inline-block;background:#fff;border:1px solid #f2e6d9;padding:8px 12px;border-radius:9px;color:#a77f65}.next-actions{display:flex;gap:9px;margin-top:21px;flex-wrap:wrap}.button-outline,.secondary-button{border:1px solid #e9e2d9;border-radius:10px;background:#fff;color:#5f5b55;font-size:12px;font-weight:600;padding:10px 15px}.text-link{color:var(--rose);background:transparent;border:none;font-weight:700;font-size:12px}.text-link:hover{text-decoration:underline}.lesson-row,.bill-row,.request-row{display:flex;align-items:center;gap:13px;padding:14px 0;border-bottom:1px solid #f1ede8}.lesson-row:last-child,.bill-row:last-child,.request-row:last-child{border-bottom:0}.lesson-color{width:5px;height:40px;border-radius:8px;background:var(--rose);flex:0 0 5px}.lesson-color.sage{background:var(--sage)}.lesson-main{min-width:0;flex:1}.lesson-main strong{display:block;font-size:13px;margin-bottom:5px;font-weight:700}.lesson-main small{font-size:11px;color:#a09b94}.lesson-amount{font-weight:700;font-size:13px;white-space:nowrap}.pill{display:inline-flex;align-items:center;border-radius:999px;background:#f2eee9;color:#8d857a;padding:6px 9px;font-size:10px;font-weight:600;white-space:nowrap}.pill.paid{background:var(--sage-soft);color:var(--sage)}.pill.pending{background:var(--orange-soft);color:var(--orange)}.pill.leave{background:#f7e9e6;color:#bd7c70}.row-actions{display:flex;align-items:center;gap:6px;flex-wrap:wrap}.mini-action{background:#fff;border:1px solid #eee9e3;color:#777067;border-radius:8px;font-size:11px;padding:7px 9px}.mini-action:hover{border-color:#ddc4b8;color:#c86b5c}.calendar-mini{min-height:325px}.mini-weekdays,.mini-days{display:grid;grid-template-columns:repeat(7,1fr);text-align:center}.mini-weekdays{font-size:10px;color:#b4afa8;margin:18px 0 11px}.mini-days{row-gap:8px}.mini-day{height:31px;width:31px;border-radius:50%;display:grid;place-items:center;font-size:11px;margin:auto;color:#77726d;position:relative}.mini-day.today{background:var(--rose);color:#fff}.mini-day.has-event:not(.today):after{content:"";position:absolute;bottom:2px;width:3px;height:3px;border-radius:50%;background:var(--rose)}.mini-day.outside{color:#d1cdc6}.money-card{background:#e9f0e8;border-color:#e1e9dd;position:relative;overflow:hidden;min-height:202px}.money-card .mini-label{color:#88a28f}.money-card h3{font-size:20px;line-height:1.5;letter-spacing:-.04em;margin:17px 0 4px}.money-card p{font-size:12px;color:#7f927e;margin:0 0 16px}.money-flower{position:absolute;right:20px;top:12px;font-size:98px;line-height:1;color:#c8dbc8;transform:rotate(-15deg)}.money-card .button-outline{background:#f8faf5;border-color:#d8e6d6}.site-footer{margin-top:33px;display:flex;justify-content:space-between;color:#b5afa8;font-size:10px;gap:12px;letter-spacing:.04em}.site-footer span:last-child span{color:#d4a28b}.page-head{margin:4px 0 24px}.page-head h2{font-size:25px}.month-controls{display:flex;align-items:center;gap:7px}.month-controls button{border:1px solid var(--border);background:#fff;border-radius:9px;width:33px;height:33px;color:#888;font-size:22px;line-height:1}.month-controls strong{font-size:13px;min-width:100px;text-align:center}.month-controls button.today-button{width:auto;font-size:11px;padding:0 10px;color:#8d7770}.calendar-board{border:1px solid var(--border);border-radius:18px;background:#fff;overflow:hidden}.weekdays{display:grid;grid-template-columns:repeat(7,1fr);background:#fefcf9;border-bottom:1px solid var(--border)}.weekdays span{text-align:center;padding:15px 0;font-size:11px;color:#a7a198}.calendar-grid{display:grid;grid-template-columns:repeat(7,minmax(0,1fr))}.calendar-cell{min-height:105px;padding:10px 9px;border-right:1px solid #f1ede9;border-bottom:1px solid #f1ede9;cursor:pointer;transition:.2s}.calendar-cell:nth-child(7n){border-right:0}.calendar-cell:hover{background:#fffbf6}.calendar-cell.outside{background:#fdfbf8;color:#c6bfb6}.calendar-cell.selected{background:#fff4ec;box-shadow:inset 0 0 0 1px #efc9b7}.day-number{font-size:12px;width:26px;height:26px;display:grid;place-items:center;border-radius:50%;font-weight:600}.day-number.today{background:var(--rose);color:#fff}.calendar-event{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:5px;padding:4px 6px;border-radius:5px;font-size:10px;color:#a26d59;background:#fceee6}.calendar-event.done{background:#e8f4ea;color:#628a73}.calendar-event.leave{background:#f3ece9;color:#938278}.more-count{font-size:10px;color:#aaa;margin-top:4px}.agenda-card{margin-top:20px}.empty{padding:21px 3px;color:#a59f96;font-size:12px;line-height:1.9}.billing-summary{display:grid;grid-template-columns:repeat(3,1fr);gap:17px;margin-bottom:20px}.billing-summary .metric-card{min-height:120px}.billing-summary .metric-value{margin-top:10px}.bill-row{flex-wrap:wrap}.bill-row .lesson-main{flex:1 1 150px}.requests-card{margin-top:20px}.student-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-bottom:20px}.student-card{padding:23px;background:#fff;border:1px solid var(--border);border-radius:17px;min-width:0}.student-icon{width:46px;height:46px;background:#fcefe6;color:#bd8870;border-radius:14px;display:grid;place-items:center;font-size:20px;margin-bottom:18px}.student-card h3{font-size:18px;margin:0 0 10px}.student-card p{font-size:12px;color:#9a938d;line-height:1.7;margin:0 0 15px}.student-card .tag-line{font-size:11px;color:#a2836f}.invite-card{margin-top:12px}.invite-form{display:grid;grid-template-columns:1fr 1.3fr auto;gap:12px;align-items:end}.invite-form label,.modal label{display:flex;flex-direction:column;gap:8px;font-size:12px;font-weight:600;color:#79746d}.invite-form input,.invite-form select,.modal input,.modal select,.modal textarea{width:100%;min-height:43px;padding:10px 12px;border:1px solid #e7e0d8;border-radius:10px;background:#fff;color:#393832;outline:none}.invite-form input:focus,.invite-form select:focus,.modal input:focus,.modal select:focus,.modal textarea:focus{border-color:var(--rose)}.invite-list{margin-top:18px}.modal{border:0;border-radius:21px;max-width:490px;width:calc(100% - 30px);padding:0;box-shadow:0 30px 90px #26211b3c;background:#fff;max-height:92vh;overflow-y:auto}.modal::backdrop{background:#2d28276b;backdrop-filter:blur(4px)}.modal-inner{padding:29px;display:flex;flex-direction:column;gap:18px}.modal-head{display:flex;align-items:flex-start;justify-content:space-between;gap:15px}.modal-head h2{font-size:23px;margin:0;letter-spacing:-.05em}.modal-head .eyebrow{margin-bottom:7px}.close-modal{background:#f8f6f2;border:0;border-radius:50%;width:32px;height:32px;font-size:23px;color:#877d72}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:13px}.form-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:8px}.modal-description{font-size:12px;line-height:1.8;color:#8c857e;margin:0}.google-button{display:flex;align-items:center;justify-content:center;gap:11px;width:100%;height:48px;border:1px solid #deddd9;background:#fff;border-radius:11px;font-weight:700;color:#444}.google-g{font-family:Arial;font-weight:700;color:#4285f4;font-size:20px}.wide{width:100%;height:44px}.account-role{background:#faf7f2;padding:16px;border-radius:12px;display:flex;flex-direction:column;gap:10px}.account-role>span{font-size:12px;font-weight:700}.account-role small{font-size:10px;color:#a49b91;line-height:1.6}.segment-control{display:flex;background:#eee8e0;padding:4px;border-radius:10px}.segment-control button{border:0;background:transparent;padding:10px 12px;flex:1;border-radius:7px;font-size:12px;color:#81796f}.segment-control button.active{background:#fff;box-shadow:0 2px 8px #d6cbbb64;color:#423e39;font-weight:700}.smallprint{font-size:10px;color:#aaa39a;text-align:center;line-height:1.8}.signout{align-self:center}.toast{position:fixed;z-index:100;bottom:26px;left:50%;transform:translateX(-50%);padding:13px 19px;border-radius:11px;background:#34332f;color:white;font-size:13px;box-shadow:0 10px 30px #0002;max-width:90vw;text-align:center}.mobile-nav{display:none}
@media(max-width:1150px){.sidebar{width:220px;flex-basis:220px;padding:28px 14px 18px}.home-grid{grid-template-columns:minmax(0,1.2fr) minmax(260px,1fr)}.card{padding:22px 19px}.metric-card{padding:21px 18px}.content-wrap{padding-left:32px;padding-right:32px}.topbar{padding-left:32px;padding-right:32px}.student-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:900px){.sidebar{display:none}.topbar{height:65px;padding:0 22px}.content-wrap{padding:29px 20px 90px}.home-grid{grid-template-columns:minmax(0,1fr) minmax(250px,.84fr)}.greeting h1{font-size:28px}.mobile-nav{display:flex;position:fixed;z-index:25;bottom:0;left:0;right:0;height:calc(65px + env(safe-area-inset-bottom));padding:6px 12px env(safe-area-inset-bottom);background:#fffcf9f7;border-top:1px solid #e9e5df;box-shadow:0 -4px 23px #38302809;justify-content:space-around;backdrop-filter:blur(16px)}.mobile-nav button{flex:1;border:0;background:transparent;color:#aaa59d;display:flex;flex-direction:column;align-items:center;justify-content:center;font-size:10px;gap:3px}.mobile-nav button span{font-size:25px;line-height:1}.mobile-nav button.active{color:var(--rose);font-weight:700}.toast{bottom:90px}}
@media(max-width:650px){.topbar{height:58px;padding:0 16px}.breadcrumb{font-size:11px}.top-actions{gap:8px}.status-pill{font-size:10px;padding:7px 9px}.round-icon{height:32px;width:32px}.content-wrap{padding:26px 15px 100px}.greeting{align-items:flex-end;margin-bottom:24px}.greeting h1{font-size:27px}.greeting p:not(.eyebrow){font-size:11px;max-width:270px}.greeting .eyebrow{font-size:9px}.greeting .primary-button{padding:10px 12px;font-size:0;border-radius:50%;height:42px;width:42px;box-shadow:0 7px 20px #e36e6050}.greeting .primary-button span{font-size:23px}.demo-banner{align-items:flex-start;line-height:1.55;flex-wrap:wrap;font-size:11px}.demo-banner button{margin-left:23px}.metrics-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:11px;margin-bottom:13px}.metric-card{min-height:121px;padding:16px}.metric-card:nth-child(3){grid-column:1/-1;min-height:95px}.metric-card .metric-icon{top:14px;right:13px;font-size:14px;width:29px;height:29px}.metric-card .metric-label{font-size:10px}.metric-value{font-size:25px;margin-top:17px}.metric-card:nth-child(3) .metric-value{margin-top:5px}.metric-footer{font-size:10px}.home-grid{grid-template-columns:1fr;gap:13px}.column-stack{gap:13px}.card{padding:20px 17px;border-radius:16px}.next-card{min-height:196px}.next-heading{font-size:22px}.calendar-mini{min-height:unset}.money-card{min-height:175px}.page-head{align-items:flex-start;flex-direction:column;gap:18px}.page-head h2{font-size:23px}.month-controls{align-self:stretch;justify-content:space-between}.calendar-cell{min-height:62px;padding:5px 2px}.calendar-event{display:none}.calendar-cell .day-number{font-size:11px;width:25px;height:25px;margin:auto}.calendar-cell.has-events:after{content:"";display:block;width:4px;height:4px;border-radius:50%;background:var(--rose);margin:4px auto}.calendar-grid .calendar-cell.selected{border-radius:5px}.weekdays span{padding:11px 0}.billing-summary{grid-template-columns:repeat(2,1fr);gap:10px}.billing-summary .metric-card:nth-child(3){grid-column:1/-1}.student-grid{grid-template-columns:1fr;gap:10px}.student-card{padding:18px}.invite-form{grid-template-columns:1fr;gap:13px}.lesson-row,.bill-row,.request-row{gap:9px}.lesson-amount{font-size:12px}.site-footer{flex-direction:column;text-align:center;gap:5px;margin-top:28px}.form-row{grid-template-columns:1fr 1fr;gap:9px}.modal-inner{padding:22px 19px}.modal-head h2{font-size:21px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

/* V2.1: calm, accessible day management and recurring timetable */
#manage-schedules{white-space:nowrap;min-height:34px;padding:8px 11px}
.schedule-sheet{max-width:600px}
.schedule-sheet .modal-inner{gap:17px}
.schedule-sheet .modal-head h2{font-size:22px}
.schedule-sheet .lesson-row{flex-wrap:wrap;align-items:flex-start}
.schedule-sheet .row-actions{flex-wrap:wrap;justify-content:flex-start;width:100%;padding-left:18px}
.schedule-sheet .row-actions .mini-action{min-height:37px;font-size:12px;padding:9px 12px}
.schedule-sheet .row-actions .pill{align-self:center}
.schedule-sheet #day-modal-lessons{max-height:46vh;overflow:auto;overscroll-behavior:contain}
.day-shortcuts{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.day-shortcuts .secondary-button{min-height:43px;font-size:12px}
.helper-note{margin:2px 0 0;font-size:11px;color:#9c9388;line-height:1.85;background:#fdfaf6;padding:12px;border-radius:10px}
.form-label{display:block;font-size:12px;font-weight:700;color:#79746d;margin-bottom:11px}
.weekday-selector{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:8px}
.weekday-selector label{position:relative;display:block;cursor:pointer}
.weekday-selector input{position:absolute;width:1px!important;height:1px!important;opacity:0;pointer-events:none}
.weekday-selector span{display:grid;place-items:center;min-height:41px;background:#faf7f2;border:1px solid #eee8e2;border-radius:11px;font-weight:700;font-size:12px;color:#92867c;transition:background .16s,border-color .16s}
.weekday-selector input:checked+span{background:#fbeae4;color:#b95143;border-color:#e6ad9f}
.weekday-selector input:focus-visible+span{outline:3px solid #e8a195;outline-offset:2px}
.scope-choice{border-radius:12px;padding:15px;background:#fbf6ef;display:flex;flex-direction:column;gap:12px}
.scope-choice strong{font-size:12px}
.scope-choice label{display:flex;flex-direction:row;align-items:flex-start;gap:9px;line-height:1.5;font-size:12px}
.scope-choice input{width:auto!important;min-height:0!important;margin-top:2px}
.schedule-rules-title{font-size:10px;letter-spacing:.1em;color:#a29a90;font-weight:700;margin-bottom:8px}
#schedule-rules-list:not(.hidden){border-bottom:1px solid var(--border);padding:0 0 14px;max-height:170px;overflow:auto}
.schedule-rule-row{display:flex;gap:9px;align-items:center;flex-wrap:wrap;border-bottom:1px solid #f3efea;padding:10px 0}
.schedule-rule-row:last-child{border-bottom:0}
.schedule-rule-row div{flex:1;min-width:145px}
.schedule-rule-row strong{font-size:11px;display:block;line-height:1.65}
.schedule-rule-row small{font-size:10px;color:#aaa49d;display:block;margin-top:4px}
.schedule-rule-row .mini-action{font-size:11px}
.repeat-marker{font-size:15px;color:var(--sage);margin:0 2px}
.calendar-cell{cursor:pointer}
.calendar-cell:focus-visible{outline:3px solid #e8a195;outline-offset:-3px}
#day-modal .modal-description{margin-top:8px}
@media(max-width:650px){
 .page-head .month-controls{display:flex;flex-wrap:wrap;justify-content:flex-end;width:100%;gap:6px}
 .page-head #manage-schedules{margin-right:auto;flex:1;max-width:160px}
 .schedule-sheet{position:fixed;top:auto;bottom:0;margin:0 auto;width:100%;max-width:100%;max-height:91dvh;border-radius:22px 22px 0 0}
 .schedule-sheet .modal-inner{padding:24px 18px calc(24px + env(safe-area-inset-bottom))}
 .schedule-sheet .row-actions{padding-left:0}
 .schedule-sheet .lesson-row{padding:17px 0}
 .schedule-sheet .mini-action{min-height:42px}
 .weekday-selector{gap:5px}
 .weekday-selector span{min-height:43px}
 .day-shortcuts{gap:8px}
 .day-shortcuts button{font-size:11px;padding:11px 7px}
 #schedule-rules-list:not(.hidden){max-height:110px}
}
@media(prefers-reduced-motion:reduce){.weekday-selector span{transition:none}}


/* V2.2 Shared calendar experience: same information, adaptive arrangement. */
.calendar-overview-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:7px 0 18px}
.calendar-overview-label .eyebrow{margin:0 0 7px}
.calendar-overview-label p{margin:0;color:#99938c;font-size:12px;line-height:1.6}
.calendar-mode-switch{display:inline-flex;flex-shrink:0;padding:4px;border:1px solid #ece6de;border-radius:12px;background:#fff;gap:3px}
.calendar-mode-switch button{border:0;background:transparent;border-radius:9px;color:#85807a;font-size:12px;font-weight:600;padding:9px 13px;white-space:nowrap}
.calendar-mode-switch button.active{color:#b75749;background:#fbece5;box-shadow:0 1px 5px #bfb3aa22}
.calendar-month-preview{margin-top:17px}
.calendar-month-preview .section-row{margin-bottom:9px}
.month-agenda-group{border-bottom:1px solid #f0ebe5;padding:9px 0 12px}
.month-agenda-group:last-child{border-bottom:0;padding-bottom:0}
.month-agenda-heading{display:flex;justify-content:space-between;align-items:center;gap:10px;margin:0 0 4px}
.month-agenda-heading strong{font-size:12px;font-weight:700;letter-spacing:.015em;color:#655b53}
.month-agenda-heading .text-link{font-size:11px;min-height:36px;padding:6px 2px}
.month-agenda-row{display:flex;align-items:center;gap:12px;padding:10px 4px}
.month-agenda-row+.month-agenda-row{border-top:1px dashed #f4f0ed}
.month-agenda-dot{width:5px;height:32px;border-radius:5px;background:#db927a;flex:none}
.month-agenda-dot.done{background:#79a38c}
.month-agenda-dot.exception{background:#b1a5a1}
.month-agenda-info{flex:1;min-width:0}
.month-agenda-info strong{display:block;font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.month-agenda-info small{display:block;margin-top:5px;color:#9e988f;font-size:11px}
.month-agenda-row .pill{flex:none}
.calendar-month-list{border:1px solid var(--border);border-radius:18px;background:#fff;padding:15px 24px;box-shadow:var(--shadow)}
.calendar-month-list .month-agenda-group{padding-top:12px}
.mobile-lesson-count{display:none}
.calendar-cell .calendar-event{font-size:10px}
@media(max-width:900px){
 .calendar-month-list{padding:12px 18px}
}
@media(max-width:650px){
 .calendar-overview-head{align-items:flex-start;flex-direction:column;gap:12px;margin:6px 0 13px}
 .calendar-overview-label .eyebrow{font-size:9px}
 .calendar-overview-label p{font-size:11px}
 .calendar-mode-switch{width:100%;justify-content:stretch}
 .calendar-mode-switch button{flex:1;min-height:40px;font-size:12px}
 .calendar-cell{min-height:70px}
 .calendar-cell .calendar-event{display:none}
 .calendar-cell .mobile-lesson-count{display:block;font-size:9px;font-weight:700;color:#aa7562;text-align:center;line-height:1.2;margin:5px auto 0;white-space:nowrap}
 .calendar-cell.has-events:after{display:none}
 .calendar-month-preview{margin-top:12px}
 .calendar-month-preview .section-row{align-items:flex-start}
 .calendar-month-preview .text-link{white-space:nowrap}
 .month-agenda-row{padding:11px 0;gap:9px}
 .month-agenda-info strong{font-size:12px}
 .month-agenda-info small{font-size:11px}
 .calendar-month-list{padding:10px 14px}
 .calendar-month-list .month-agenda-group{padding-top:12px}
 .calendar-month-list .month-agenda-heading strong{font-size:13px}
 .calendar-month-list .month-agenda-heading .text-link{min-height:40px}
 .calendar-month-preview .section-sub{max-width:235px;line-height:1.7}
}


/* V2.3 date-range ledger: a calm reconciliation view for both roles */
.period-records-card{margin:0 0 20px}
.period-batch{border-bottom:1px solid #f0ebe6;padding:17px 0}
.period-batch:last-child{border:0;padding-bottom:0}
.period-batch-head{display:flex;justify-content:space-between;align-items:flex-start;gap:14px}
.period-batch-head strong{font-size:14px;line-height:1.6}
.period-batch-head small{display:block;font-size:11px;color:#968e86;margin-top:5px;line-height:1.7}
.period-batch-amount{font-size:17px;font-weight:750;letter-spacing:-.03em;white-space:nowrap}
.period-batch-rows{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin:11px 0}
.period-batch-actions{display:flex;gap:9px;flex-wrap:wrap;margin-top:12px}
.period-batch-actions button{min-height:41px}
.period-summary{background:#faf6f0;border:1px solid #f1e7db;border-radius:14px;padding:15px;color:#534b45;line-height:1.8;font-size:12px}
.period-summary strong{font-size:18px;font-weight:700}
.period-summary .period-summary-metrics{display:flex;flex-wrap:wrap;gap:14px;margin-top:8px}
.period-summary .period-summary-metrics span{border-right:1px solid #e8ddd1;padding-right:14px}
.period-summary .period-summary-metrics span:last-child{border:0;padding:0}
.period-lesson-list{max-height:220px;overflow:auto;border:1px solid #f0ebe5;border-radius:12px;padding:0 12px}
.period-line{display:flex;justify-content:space-between;align-items:center;gap:10px;border-bottom:1px solid #f4efea;padding:12px 1px}
.period-line:last-child{border-bottom:0}
.period-line strong{display:block;font-size:12px;line-height:1.6}
.period-line small{color:#968b82;font-size:11px;display:block;margin-top:4px}
.period-line span:last-child{font-size:12px;font-weight:700;white-space:nowrap}
#parent-payment-fields{display:flex;flex-direction:column;gap:15px}
#period-modal .form-row label{min-width:0}
@media(max-width:650px){
 .period-batch-head{gap:10px}
 .period-batch-amount{font-size:15px}
 .period-lesson-list{max-height:175px}
 .period-records-card .section-row{margin-bottom:12px}
 .period-summary .period-summary-metrics{gap:9px}
 .period-summary .period-summary-metrics span{padding-right:9px}
 #period-modal .modal-inner,#receipt-modal .modal-inner{gap:15px}
 #period-form .form-row{grid-template-columns:repeat(2,minmax(0,1fr))}
 #period-form .form-row input{font-size:12px;padding:10px 7px}
}


/* V2.5 lesson quick editor */
.lesson-dialog{max-width:530px;width:calc(100% - 26px);max-height:90dvh;border-radius:21px}
.lesson-dialog .modal-inner{gap:18px}
.scheduled-time-box{display:flex;flex-direction:column;gap:7px;background:#fbf6f0;border:1px solid #f2e7da;border-radius:14px;padding:16px}
.scheduled-time-box span,.scheduled-time-box small{color:#9c8577;font-size:11px}
.scheduled-time-box strong{font-size:22px;letter-spacing:.02em}
.lesson-time-editor,.lesson-actions{display:flex;flex-direction:column;gap:13px}
.lesson-time-editor h3{margin:0;font-size:15px}
.lesson-time-editor .section-row{margin-bottom:0}
.lesson-actions>.primary-button{min-height:45px}
.lesson-secondary-actions{display:flex;flex-wrap:wrap;gap:9px}
.lesson-secondary-actions button{min-height:41px}
.calendar-event.lesson-event-click{display:block;width:100%;border:0;text-align:left;cursor:pointer;font:inherit}
.day-lesson-open{background:transparent;border:0;font-weight:700;cursor:pointer;text-align:left}
.day-lesson-open:hover{text-decoration:underline}
@media(max-width:650px){.lesson-dialog{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);margin:0;width:calc(100% - 28px);max-height:88dvh;border-radius:19px}.lesson-dialog .modal-inner{padding:23px 18px;gap:15px}.lesson-secondary-actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.lesson-secondary-actions .text-link{grid-column:1/-1;text-align:center}}

/* The lower duplicate day-action list is hidden; course edits open in the in-page dialog. */
#view-calendar>.agenda-card{display:none}
.lesson-dialog .lesson-actions.hidden,.lesson-dialog .lesson-time-editor.hidden{display:none}