:root{
  --ink:#2f3137;--soft:#6f7380;--faint:#a3a6ae;--line:#ebe8e2;--bg:#f7f5f1;--card:#fff;
  --shadow:0 1px 2px rgba(40,35,25,.05),0 4px 14px rgba(40,35,25,.06);
  --btn:#efece6;--btnh:#e6e2da;--primary:#34363c;
  --time:#d9676f;--timebg:#fdeeee;
  --day:#b8661f;--daybg:#ffecd9;--dayln:#f2b27a;
  --out:#7b56a0;--outbg:#f2eaf9;--outln:#c8acdf;
  --mg:#5f6f8f;--mgbg:#fff;--mgln:#5f6f8f;
  --r:12px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
/* lesson pastels: bg / ink / accent */
.p0{--sb:#e7eafb;--si:#3f4a8f;--sa:#98a3e3}
.p1{--sb:#e1f1e7;--si:#2e604a;--sa:#8cc4a5}
.p2{--sb:#fbf2d4;--si:#7a5c10;--sa:#e8c860}
.p3{--sb:#fbe5e8;--si:#8b3b4c;--sa:#eaa4b2}
.p4{--sb:#def1f2;--si:#245f65;--sa:#80c6cb}
.p5{--sb:#eef3d9;--si:#56631f;--sa:#b8c878}
.p6{--sb:#e5eff9;--si:#2f5577;--sa:#93b9dc}
.p7{--sb:#f6e8f7;--si:#7a3f7d;--sa:#cf9fd2}
.p-other{--sb:#f2eee7;--si:#5b5448;--sa:#cfc3b2}

body{margin:0;font:15px/1.45 -apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg);padding-bottom:env(safe-area-inset-bottom);-webkit-font-smoothing:antialiased}
button{border:0;background:var(--btn);border-radius:999px;padding:8px 15px;cursor:pointer;font-weight:500;transition:background .15s,box-shadow .15s,transform .05s;font-size:14px}
button:hover{background:var(--btnh)}
button:active{transform:scale(.98)}
button.primary{background:var(--primary);color:#fff}
button.primary:hover{background:#44464e}
button.ghost{background:transparent;color:var(--soft)}
button.ghost:hover{background:var(--btn);color:var(--ink)}
button.danger,button.ghost.danger{color:#b1404a}
button.small{padding:5px 11px;font-size:13px}
.muted{color:var(--soft)} .small{font-size:13px}
.row{display:flex;gap:10px;align-items:center;margin-top:10px}
.row.wrap{flex-wrap:wrap}

.topbar{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:12px 16px 4px;max-width:1080px;margin:0 auto}
.brand{font-weight:650;letter-spacing:-.01em;font-size:16px}
.tabs{display:flex;gap:2px;background:var(--btn);padding:3px;border-radius:999px}
.tabs button{background:transparent;color:var(--soft);padding:6px 13px;font-size:14px}
.tabs button.on{background:#fff;color:var(--ink);box-shadow:0 1px 3px rgba(0,0,0,.08)}

.view{max-width:1080px;margin:0 auto;padding:8px 16px 24px}
.weekbar{display:flex;align-items:center;gap:12px;margin:6px 0 10px}
.weekbar .nav{font-size:22px;line-height:1;width:42px;height:42px;padding:0;background:#fff;box-shadow:var(--shadow);color:var(--soft)}
.weekbar-mid{flex:1;text-align:center}
.weekbar-mid strong{font-size:17px;font-weight:650}
.weekbar-mid .muted{display:block;font-size:12.5px}
.actions{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 12px}

.card{background:var(--card);border-radius:var(--r);padding:18px;margin:16px 0;box-shadow:var(--shadow)}
.card h2{margin:0 0 6px;font-size:16px;font-weight:650}
label{display:block;margin:10px 0;font-size:13px;color:var(--soft);font-weight:500}
label input:not([type=checkbox]):not([type=radio]),label select,label textarea{display:block;width:100%;margin-top:5px;padding:10px 12px;border:1px solid transparent;border-radius:10px;background:#f5f3ef;color:var(--ink);font-size:16px;font-weight:400;transition:background .15s,border-color .15s;font-family:inherit}
label input:focus,label select:focus,label textarea:focus{outline:none;border-color:#d7d2c8;background:#fff}
label.chk{display:flex;align-items:center;gap:10px;color:var(--ink);font-size:14.5px;font-weight:400}
label.chk input{width:18px;height:18px;accent-color:var(--primary)}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
details summary{cursor:pointer;color:var(--soft);font-size:13.5px;margin:8px 0}
.filebtn{display:inline-block;border-radius:999px;padding:8px 15px;background:var(--btn);margin:0;cursor:pointer;font-weight:500;font-size:14px;color:var(--ink)}
.filebtn input{display:none}

/* sheet (the plan itself) */
.sheet{background:#fff;border-radius:16px;padding:22px 22px 18px;box-shadow:var(--shadow)}
.sheet-head{display:flex;justify-content:space-between;align-items:baseline;gap:10px;margin-bottom:8px}
.sheet-head h1{margin:0;font-size:24px;font-weight:700;letter-spacing:-.02em}
.sheet-sub{color:var(--soft);font-weight:500;font-size:14px}

.grid{--colh:640px;display:grid;grid-template-columns:40px repeat(5,minmax(0,1fr));gap:0 8px}
.g-head{font-weight:600;font-size:14px;text-align:left;padding:4px 4px 10px;cursor:pointer;color:var(--ink)}
.g-head.today{color:var(--time)}
.g-side{font-size:10.5px;color:var(--faint);text-align:right;padding:8px 4px 6px 0;line-height:1.15}
.g-band{padding:4px 0 6px;display:flex;flex-direction:column;gap:4px;min-height:28px;cursor:pointer}
.g-axis{position:relative;height:var(--colh)}
.g-axis .tick{position:absolute;right:2px;transform:translateY(-1px);font-size:10.5px;color:var(--faint);font-variant-numeric:tabular-nums}
.g-day{position:relative;height:var(--colh)}
.g-day.nolessons{background:repeating-linear-gradient(135deg,#faf9f7 0 8px,#f3f1ec 8px 16px);border-radius:10px}
.lunch{position:absolute;left:0;right:0;background-image:radial-gradient(#e3dfd7 1px,transparent 1.2px);background-size:7px 7px;border-radius:4px}
.lunch span{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-size:10px;color:var(--faint);text-transform:uppercase;letter-spacing:.12em;background:#fff;padding:1px 6px;border-radius:6px}

.blk{position:absolute;left:0;right:0;z-index:0;border-radius:10px;padding:6px 9px;overflow:visible;cursor:pointer;background:var(--sb);margin-top:1.5px;transition:box-shadow .15s,transform .15s}
.blk:hover{box-shadow:var(--shadow)}
.blk-h{display:flex;justify-content:space-between;gap:0 6px;align-items:baseline;flex-wrap:wrap}
.subj{font-weight:650;color:var(--si);letter-spacing:-.005em;flex:1 1 auto;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.bt{flex:0 0 auto;margin-left:auto}
.chip .mtag{display:block;font-size:11px;font-weight:650;color:#c0474f;margin-top:1px}
.subj::before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--sa);margin-right:6px;vertical-align:1px}
.grp{font-size:11px;color:var(--si);opacity:.75;font-weight:500}
.bt{font-size:10.5px;color:var(--si);opacity:.55;white-space:nowrap;font-variant-numeric:tabular-nums}
.blk-t{font-size:13px;line-height:1.35;margin-top:3px;white-space:normal;overflow-wrap:anywhere;color:var(--ink)}
.blk.cancelled{background:repeating-linear-gradient(135deg,#faf9f7 0 6px,#f2f0ec 6px 12px)}
.blk.cancelled .subj{text-decoration:line-through;opacity:.55}
.blk-x{font-size:11px;font-weight:650;color:#c0474f;margin-top:2px}
.nolessons .blk{opacity:.55}
.stack{display:flex}
.stack-c{flex:1;min-width:0}
.stack-s{flex:0 0 auto}
.nl-mark{position:absolute;top:40%;left:6px;right:6px;z-index:3;text-align:center;font-weight:600;color:var(--day);background:#fffffff2;border-radius:10px;padding:6px;font-size:12px;box-shadow:var(--shadow)}

/* event chips */
.chip{--eb:var(--timebg);--ei:#b44a54;--ea:#e58c93;position:relative;font-size:12.5px;line-height:1.3;border-radius:9px;padding:5px 8px 5px 19px;overflow-wrap:anywhere;cursor:pointer;background:var(--eb);color:var(--ink);box-shadow:0 1px 2px rgba(40,35,25,.06),0 2px 8px rgba(40,35,25,.06)}
.chip::before{content:"";position:absolute;left:8px;top:10px;width:6px;height:6px;border-radius:50%;background:var(--ea)}
.chip b{white-space:nowrap;font-weight:650;font-variant-numeric:tabular-nums;color:var(--ei);margin-right:2px}
.chip.c-day{--eb:#ffecd9;--ei:#9a5418;--ea:#f2b27a;box-shadow:none}
.chip.c-out{--eb:#f1e8f9;--ei:#6e4a92;--ea:#c3a2dc}
.chip.c-day i,.chip.c-out i{color:var(--ei)}
.chip-d{font-size:11.5px;color:var(--soft);margin-top:1px}
.chip i{font-style:normal;font-size:11px}
.ev-t{position:absolute;left:2px;right:2px;z-index:2}
.ev-f{margin-top:3px}
.ev-band{position:absolute;left:0;right:0;border-radius:8px;opacity:.16;z-index:0}
.ev-band{background:var(--time)}
.ev-band.out{background:var(--out)}

/* meetings */
.mtg{position:absolute;left:1px;right:1px;z-index:5;background:var(--mgbg);border:1.5px solid var(--mgln);border-radius:9px;padding:5px 8px;cursor:pointer;box-shadow:none;font-size:12.5px;line-height:1.3;overflow:hidden}
.mtg .mtg-t{font-weight:650;color:var(--mg);font-variant-numeric:tabular-nums;font-size:11px;text-transform:none}
.mtg .mtg-title{font-weight:600}
.mtg .mtg-place{font-size:11.5px;color:var(--soft)}
.mtg .mtg-note{font-size:11.5px;color:var(--ink);margin-top:2px;overflow-wrap:anywhere}
.mtg.overlap{border-color:#c0474f;border-left-color:#c0474f}
.mtg.overlap .mtg-t{color:#c0474f}
.mtg-tag{display:inline-block;font-size:10px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--mg);background:#eef1f6;border-radius:5px;padding:0 5px;margin-right:5px;vertical-align:1px}
.mtg.overlap .mtg-tag{background:#f9e7e8;color:#c0474f}
.chip.c-mtg{--eb:#eef1f6;--ei:#45536e;--ea:#8b9cbe}
.mtg-band{position:absolute;left:0;right:0;border-radius:8px;opacity:.10;z-index:0;background:var(--mg)}

.legend{margin-top:12px;font-size:11.5px;color:var(--faint)}
.lg{display:inline-block;width:12px;height:10px;border-radius:3px;vertical-align:-1px;margin-left:10px;margin-right:2px}
.lg-day{background:#ffecd9;box-shadow:inset 0 0 0 3px #ffecd9,inset 0 0 0 10px #f2b27a}
.lg-out{background:#f1e8f9;box-shadow:inset 0 0 0 3px #f1e8f9,inset 0 0 0 10px #c3a2dc}
.lg-time{background:#fdecec;box-shadow:inset 0 0 0 3px #fdecec,inset 0 0 0 10px #e58c93}
.lg-mtg{background:#fff;border:1.5px solid var(--mgln);}

.msgbox{margin-top:12px;background:#f7f5f1;border-radius:10px;padding:10px 14px;font-size:13.5px}

/* day list (portrait phones) */
.list{display:none}
.daynav{display:flex;align-items:center;gap:12px;margin:2px 0 8px}
.daynav .nav{font-size:20px;line-height:1;width:38px;height:38px;padding:0;background:#fff;box-shadow:var(--shadow);color:var(--soft)}
.daynav-mid{flex:1;text-align:center;font-weight:650;font-size:16px}
.day-banner{background:var(--outbg);color:var(--out);border-radius:10px;padding:8px 12px;font-size:13.5px;font-weight:600;margin:4px 0 10px}
.day-banner span{font-weight:400}
.l-day{padding:4px 0 8px}
.l-blk{display:flex;gap:12px;margin-top:8px;padding:11px 13px;border-radius:12px;background:var(--sb);cursor:pointer}
.l-blk.cancelled{background:repeating-linear-gradient(135deg,#faf9f7 0 6px,#f2f0ec 6px 12px)}
.l-blk.cancelled .subj{text-decoration:line-through;opacity:.55}
.l-bt{font-size:12px;color:var(--si);opacity:.6;min-width:38px;line-height:1.35;font-variant-numeric:tabular-nums}
.l-bb{flex:1;min-width:0}
.l-bb .muted{color:var(--si);opacity:.5}
.l-lunch{font-size:10px;text-transform:uppercase;letter-spacing:.12em;color:var(--faint);text-align:center;margin:10px 0 2px}
.l-ev{--eb:var(--timebg);--ei:#b44a54;--ea:#e58c93;position:relative;margin-top:8px;padding:9px 12px 9px 26px;border-radius:12px;font-size:14px;cursor:pointer;background:var(--eb)}
.l-ev::before{content:"";position:absolute;left:12px;top:15px;width:7px;height:7px;border-radius:50%;background:var(--ea)}
.l-ev .l-evt{font-weight:650;color:var(--ei);white-space:nowrap;font-variant-numeric:tabular-nums;margin-right:2px}
.l-ev .small{color:var(--soft);margin-top:2px}
.l-ev.k-day{--eb:#ffecd9;--ei:#9a5418;--ea:#f2b27a}
.l-ev.k-out{--eb:#f1e8f9;--ei:#6e4a92;--ea:#c3a2dc}
.l-bb .l-ev{background:rgba(255,255,255,.7);box-shadow:0 1px 2px rgba(40,35,25,.05)}
.l-bb .l-ev.k-out{background:#f1e8f9}
.l-mtg{position:relative;margin-top:8px;padding:9px 12px 9px 14px;border-radius:12px;font-size:14px;cursor:pointer;background:#fff;border:1.5px solid var(--mgln);}
.l-mtg .l-evt{font-weight:650;color:var(--mg);white-space:nowrap;font-variant-numeric:tabular-nums;margin-right:4px}
.l-mtg.overlap{border-color:#c0474f}
.l-mtg.overlap .l-evt{color:#c0474f}
.l-mtg .small{color:var(--soft);margin-top:2px}
.tag{display:inline-block;font-size:11px;font-weight:500;border-radius:999px;padding:1px 8px;background:rgba(255,255,255,.75);color:var(--soft)}
.tag.out{color:var(--out)}
.tag.over{color:#c0474f;background:#f9e7e8}
.l-sect{font-size:10.5px;text-transform:uppercase;letter-spacing:.12em;color:var(--faint);margin:14px 0 2px}

@media (max-width:760px) and (orientation:portrait){
  .view{padding:6px 12px 20px}
  .sheet{padding:16px 14px;border-radius:14px}
  .sheet .grid{display:none}
  .sheet .list{display:block}
  .sheet-head{flex-direction:column;gap:2px;margin-bottom:4px}
  .sheet-head h1{font-size:22px}
  .legend{display:none}
  .tabs button{padding:6px 10px}
}
@media (max-width:900px) and (orientation:landscape){
  .view{padding:6px 12px 20px}
  .sheet{padding:14px;border-radius:14px;overflow-x:auto}
  .grid{min-width:720px;--colh:520px}
  .legend{display:none}
}

/* setup: lessons */
.lesson{display:flex;gap:8px;align-items:center;margin:8px 0}
.lesson .dot{width:14px;height:14px;border-radius:50%;background:var(--sa);flex:0 0 auto;box-shadow:inset 0 0 0 3px var(--sb)}
.lesson input{margin:0;padding:8px 10px;border:1px solid transparent;border-radius:9px;background:#f5f3ef;font-size:14px;min-width:0}
.lesson .ls-subj{flex:2}
.lesson .ls-grp{flex:1.4}
.lesson .ls-room{flex:1}
.lesson button{flex:0 0 auto;padding:6px 10px}
#baseEditor{overflow-x:auto}
.be{display:grid;grid-template-columns:46px repeat(5,minmax(0,1fr));gap:5px;align-items:center;min-width:540px}
.be-h{font-weight:600;text-align:center;font-size:13px;color:var(--soft)}
.be-t{font-size:11px;color:var(--faint);line-height:1.2;font-variant-numeric:tabular-nums}
.be-l{grid-column:1/-1;text-align:center;font-size:10px;color:var(--faint);text-transform:uppercase;letter-spacing:.12em;padding:4px}
.be select{width:100%;font-size:13px;padding:7px 4px;border:0;border-radius:8px;background:#f5f3ef}

/* modal */
.modal{position:fixed;inset:0;z-index:20;background:rgba(40,38,34,.28);display:flex;align-items:flex-end;justify-content:center;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}
.modal-box{background:#fff;width:100%;max-width:520px;max-height:92vh;overflow:auto;border-radius:20px 20px 0 0;padding:20px 20px calc(18px + env(safe-area-inset-bottom));box-shadow:0 10px 40px rgba(40,35,25,.18)}
@media (min-width:600px){.modal{align-items:center}.modal-box{border-radius:18px}}
.modal-box h2{margin:0 0 8px;font-size:17px;font-weight:650;letter-spacing:-.01em}
.modal-btns{display:flex;justify-content:flex-end;gap:8px;margin-top:16px;flex-wrap:wrap}
.radio-row{display:flex;gap:8px;margin:10px 0}
.radio-row label{flex:1;display:flex;align-items:center;justify-content:center;gap:7px;margin:0;padding:9px 6px;border:1.5px solid var(--line);border-radius:10px;font-size:13.5px;color:var(--ink);font-weight:500;cursor:pointer}
.radio-row input{accent-color:var(--primary)}
.radio-row label.on{border-color:var(--primary);background:#f5f3f0}
.toast{position:fixed;left:50%;bottom:calc(24px + env(safe-area-inset-bottom));transform:translateX(-50%);background:var(--primary);color:#fff;padding:9px 16px;border-radius:999px;font-size:14px;z-index:30;box-shadow:0 6px 20px rgba(0,0,0,.18)}

/* print */
@media print{
  @page{size:A4 landscape;margin:10mm}
  body{background:#fff;font-size:11pt;-webkit-print-color-adjust:exact;print-color-adjust:exact}
  .noprint,.topbar,.toast,.modal{display:none!important}
  .view{max-width:none;padding:0;margin:0}
  .sheet{box-shadow:none;border-radius:0;padding:0;overflow:visible}
  .sheet .grid{display:grid!important;min-width:0!important}
  .sheet .list{display:none!important}
  .sheet-head{flex-direction:row!important}
  .sheet-head h1{font-size:20pt}
  .legend{display:block!important}
  .grid{--colh:118mm}
  .msgbox{margin-top:8px;padding:7px 12px}
  .legend{margin-top:6px;color:var(--soft)}
  .g-axis .tick,.g-side{color:var(--soft)}
  .nolessons .blk{opacity:.6}
  .blk.cancelled .subj{opacity:.7}
  .sheet-head{margin-bottom:8px}
  .blk{box-shadow:none!important}
  .blk-t{font-size:9.5pt}
  .chip{font-size:9pt;box-shadow:none!important}
  .mtg{box-shadow:none!important;font-size:9pt}
  .bt{opacity:.7}
  body.p-nonotes .blk-t,body.p-nonotes .msgbox{display:none!important}
  body.p-nomnotes .mtg-note{display:none!important}
}
[hidden]{display:none!important}
body.modal-open{overflow:hidden}

.modal-x{position:absolute;top:14px;right:14px;width:34px;height:34px;padding:0;border-radius:50%;background:var(--btn);color:var(--soft);font-size:14px}
.modal-x:hover{background:var(--btnh);color:var(--ink)}
.modal-box{position:relative}
.demo-banner{background:#34363c;color:#fff;text-align:center;font-size:12.5px;padding:6px 12px;font-weight:500}