:root{--blue:#0b4db7;--blue2:#083d91;--navy:#101d45;--cream:#fff8f1;--paper:#fff;--soft:#edf4ff;--muted:#746d66;--green:#2f8f62;--red:#b24753;--amber:#c88929;--line:rgba(11,77,183,.16);--shadow:0 24px 70px rgba(31,43,72,.12);--radius:28px}*{box-sizing:border-box}[hidden]{display:none!important}html{font-size:clamp(14px,.45vw + 12px,18px);scroll-behavior:smooth}body{margin:0;min-height:100vh;font-family:Montserrat,Arial,sans-serif;color:#202536;background:linear-gradient(145deg,var(--cream),#fff 56%,#edf5ff)}button,input,select,textarea{font:inherit}button{cursor:pointer}h1,h2,h3,p{margin-top:0}h1,h2,h3{font-family:"DM Serif Display",Georgia,serif;font-weight:400;color:var(--navy)}h1{font-size:clamp(2.7rem,7vw,5.2rem);line-height:.98;margin-bottom:1.2rem}h2{font-size:clamp(1.7rem,4vw,2.8rem);line-height:1.05}.eyebrow,.card-kicker{font-size:.72rem;font-weight:800;letter-spacing:.16em;text-transform:uppercase;color:var(--blue)}.brand{text-decoration:none;color:var(--blue);display:grid;gap:.15rem}.brand-word{font-size:1.55rem;font-weight:800;letter-spacing:.14em}.brand small{font-size:.58rem;text-transform:uppercase;letter-spacing:.08em}.compact-brand{display:flex;align-items:baseline;gap:.5rem}.compact-brand small{font-size:.65rem}.entry-body{display:grid;place-items:center;padding:clamp(.7rem,3vw,2rem)}.entry-shell{width:min(760px,100%)}.entry-card{background:rgba(255,255,255,.96);padding:clamp(1.5rem,6vw,4rem);border-radius:clamp(24px,4vw,40px);box-shadow:var(--shadow)}.entry-card .brand{margin-bottom:2.8rem}.lead,.helper{color:var(--muted);line-height:1.65}.lead{font-size:1.05rem}.helper{font-size:.9rem}.role-choice{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-top:2.2rem}.role-card{border:1px solid var(--line);background:#fff;border-radius:24px;padding:1.4rem;text-align:left;display:grid;gap:.45rem;min-height:130px;transition:.2s}.role-card:hover{transform:translateY(-2px);border-color:var(--blue);box-shadow:0 14px 35px rgba(11,77,183,.12)}.role-card span{font-weight:800;font-size:1.15rem;color:var(--navy)}.role-card small{color:var(--muted);line-height:1.45}.auth-panel{margin-top:2rem}.back-role{border:0;background:none;color:var(--blue);font-weight:800;padding:0 0 1rem}.auth-tabs{display:grid;grid-template-columns:1fr 1fr;background:var(--soft);padding:.35rem;border-radius:999px;margin-bottom:1.7rem}.auth-tabs button{border:0;background:transparent;border-radius:999px;padding:.8rem;font-weight:800;color:var(--muted)}.auth-tabs button.active{background:#fff;color:var(--blue);box-shadow:0 6px 20px rgba(11,77,183,.12)}.form-stack,.settings-form{display:grid;gap:1rem}label{display:grid;gap:.5rem;font-size:.83rem;font-weight:700}input,select,textarea{width:100%;padding:.95rem 1rem;border:1px solid var(--line);border-radius:16px;background:#fff;color:#202536;outline:none}input:focus,select:focus,textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(11,77,183,.08)}.btn{min-height:52px;border:0;border-radius:999px;padding:0 1.4rem;font-weight:800}.btn-primary{background:var(--blue);color:#fff}.btn-outline{background:#fff;color:var(--blue);border:1px solid rgba(11,77,183,.28)}.google-btn{width:100%;background:#fff;color:#222;border:1px solid #dfe4ed}.separator{display:flex;align-items:center;gap:.8rem;margin:1.1rem 0;color:var(--muted);font-size:.8rem}.separator:before,.separator:after{content:"";height:1px;background:#e2e5eb;flex:1}.google-name-label{margin-bottom:1rem}.back-link{display:block;text-align:center;margin-top:2rem;color:var(--muted);font-size:.82rem}.message{min-height:1.2rem;font-size:.8rem;margin:.7rem 0 0}.error{color:var(--red)}.loading-screen,.denied-screen,.error-main,.pending-screen{min-height:100vh;display:grid;place-items:center;padding:1.5rem}.loader{width:42px;height:42px;border:4px solid #dce9ff;border-top-color:var(--blue);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.app-header{min-height:76px;padding:.85rem clamp(1rem,4vw,2.8rem);display:flex;align-items:center;justify-content:space-between;background:rgba(255,255,255,.94);border-bottom:1px solid #edf0f5;position:sticky;top:0;z-index:20}.header-actions{display:flex;align-items:center;gap:.65rem}.icon-button,.text-button,.mini-btn{border:0;background:none;color:var(--blue);font-weight:800}.icon-button,.mini-btn{padding:.65rem .9rem;border-radius:999px;background:var(--soft)}.admin-main,.student-main{width:min(1240px,calc(100% - 1.5rem));margin:0 auto;padding:2rem 0 7.5rem}.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:.85rem;margin:1.5rem 0}.metrics-grid article{background:#fff;border-radius:22px;padding:1.3rem;display:grid;gap:.5rem;box-shadow:0 10px 35px rgba(32,38,55,.05)}.metrics-grid span{font-size:.72rem;color:var(--muted)}.metrics-grid strong{font-size:2.2rem;color:var(--navy)}.panel,.student-panel{background:#fff;border-radius:var(--radius);padding:clamp(1.1rem,3vw,1.9rem);box-shadow:0 12px 45px rgba(32,38,55,.055);margin-top:1rem}.panel-head,.view-title{display:flex;justify-content:space-between;align-items:center;gap:1rem}.mobile-list{display:grid;gap:.65rem;margin-top:1rem}.mobile-list-row,.attention-row,.request-card,.student-list-card,.registration-card{display:grid;align-items:center;gap:.85rem;padding:1rem;border-radius:18px;background:#f8f9fc}.mobile-list-row{grid-template-columns:70px 1fr auto}.mobile-list-row>div{display:grid;gap:.25rem}.mobile-list-row span,.attention-row span,.request-card span,.student-list-card span,.registration-card span{font-size:.72rem;color:var(--muted)}.pill{padding:.45rem .65rem;border-radius:99px;background:var(--soft);color:var(--blue)!important;font-weight:800}.bottom-nav{position:fixed;left:.6rem;right:.6rem;bottom:.6rem;z-index:30;background:rgba(255,255,255,.97);display:grid;grid-template-columns:repeat(5,1fr);padding:.45rem;border-radius:22px;box-shadow:0 18px 60px rgba(0,0,0,.18)}.bottom-nav button{border:0;background:none;padding:.75rem .25rem;border-radius:14px;color:var(--muted);font-size:.67rem;font-weight:800}.bottom-nav button.active{background:var(--soft);color:var(--blue)}#requestBadge{display:inline-grid;place-items:center;min-width:18px;height:18px;border-radius:50%;background:var(--red);color:#fff}.search-input{max-width:380px;margin:.7rem 0 1rem}.student-card-list{display:grid;gap:.65rem}.student-list-card{grid-template-columns:1.5fr 1fr auto}.student-meta{text-align:right}.request-tabs{display:flex;gap:.5rem;overflow:auto;margin:1rem 0}.request-tabs button{border:0;padding:.7rem .95rem;border-radius:99px;background:#fff;color:var(--muted);font-weight:800;white-space:nowrap}.request-tabs button.active{background:var(--blue);color:#fff}.request-actions{display:flex;gap:.5rem;margin-top:.7rem}.mini-btn.approve{background:var(--blue);color:#fff}.mini-btn.reject{background:#f9e8ea;color:var(--red)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:.9rem}.checkbox-label{display:flex;align-items:center;gap:.65rem}.checkbox-label input{width:auto}.app-dialog{width:min(650px,calc(100% - 1rem));border:0;border-radius:30px;padding:0;box-shadow:0 30px 100px rgba(0,0,0,.25)}.app-dialog::backdrop{background:rgba(16,29,69,.58);backdrop-filter:blur(5px)}.app-dialog form{padding:clamp(1.2rem,4vw,2rem);display:grid;gap:1rem;position:relative}.dialog-close{position:absolute;right:1rem;top:.7rem;border:0;background:none;font-size:1.8rem;color:var(--muted)}.dialog-actions{display:flex;justify-content:flex-end;gap:.65rem;margin-top:.5rem}.wide-dialog{width:min(800px,calc(100% - 1rem))}.calendar-panel{overflow:hidden}.fc .fc-toolbar-title{font-family:"DM Serif Display",serif;color:var(--navy)}.fc .fc-button-primary{background:var(--blue);border-color:var(--blue)}.fc-event{border:0!important;background:var(--blue)!important;border-radius:7px!important}.fc-event.event-completed{background:var(--green)!important}.fc-event.event-burned{background:var(--red)!important}.student-hero{display:flex;justify-content:space-between;align-items:center;background:linear-gradient(125deg,#fff,#eaf4ff);border-radius:30px;padding:clamp(1.3rem,5vw,2.7rem);box-shadow:var(--shadow)}.student-code{color:var(--blue);font-weight:800;letter-spacing:.1em}.balance-bubble{width:145px;height:145px;border-radius:50%;background:var(--blue);color:#fff;display:grid;place-items:center;text-align:center}.balance-bubble strong{font-size:3rem}.student-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:1rem}.renew-panel{display:flex;align-items:center;justify-content:space-between;gap:1rem}.empty-state{color:var(--muted);padding:1rem 0}.waiting-card{text-align:center;max-width:680px}.common-qr{display:grid;grid-template-columns:170px 1fr;gap:1.2rem;align-items:center}.common-qr canvas,.common-qr img{max-width:100%;height:auto}.status-note{padding:1rem;border-radius:16px;background:var(--soft);color:var(--blue)}
@media(max-width:820px){.metrics-grid{grid-template-columns:1fr 1fr}.student-grid{grid-template-columns:1fr}.student-list-card{grid-template-columns:1fr auto}.student-meta{display:none}.fc .fc-toolbar{display:grid;gap:.6rem}.fc .fc-toolbar-chunk{display:flex;justify-content:center}.renew-panel{display:grid}.renew-panel .btn{width:100%}.role-choice{grid-template-columns:1fr}}
@media(max-width:560px){html{font-size:14px}.entry-body{padding:.45rem}.entry-card{padding:1.6rem 1rem;border-radius:24px}.entry-card .brand{margin-bottom:1.7rem}.role-card{min-height:105px}.app-header{min-height:66px}.admin-main,.student-main{width:calc(100% - .8rem);padding-top:1.2rem}.metrics-grid article{padding:1rem}.metrics-grid strong{font-size:1.9rem}.mobile-list-row{grid-template-columns:52px 1fr}.mobile-list-row .pill{grid-column:1/-1;width:max-content}.view-title{align-items:flex-start}.form-grid{grid-template-columns:1fr}.dialog-actions{display:grid;grid-template-columns:1fr 1fr}.student-hero{align-items:flex-start}.balance-bubble{width:96px;height:96px}.balance-bubble strong{font-size:2.4rem}.bottom-nav{left:.3rem;right:.3rem;bottom:.3rem}.bottom-nav button{font-size:.61rem}.common-qr{grid-template-columns:1fr}.common-qr>div:first-child{margin:auto}.header-actions .icon-button{padding:.55rem .7rem}.compact-brand small{display:none}}

/* R14: подтверждения, прогноз оплат и улучшенная мобильная адаптация */
.checkin-panel{background:linear-gradient(135deg,#0b4db7,#1a66d9);color:#fff}.checkin-panel h2,.checkin-panel .card-kicker{color:#fff}.checkin-panel p{color:rgba(255,255,255,.86)}.checkin-panel .btn-primary{background:#fff;color:#0b4db7}.checkin-panel .status-note{background:rgba(255,255,255,.14);color:#fff}.table-panel{overflow:hidden}.responsive-table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}.confirm-table{width:100%;border-collapse:collapse;min-width:790px}.confirm-table th,.confirm-table td{text-align:left;padding:1rem;border-bottom:1px solid #edf0f5;vertical-align:middle}.confirm-table th{font-size:.72rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}.confirm-table td small{display:block;color:var(--muted);margin-top:.25rem}.table-actions{display:flex;gap:.45rem}.payment-forecast{display:grid;gap:1.2rem}.forecast-day{display:grid;gap:.65rem}.forecast-day h2{font-size:1.65rem;margin:0}.forecast-card{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:1rem;border-radius:18px;background:#f8f9fc}.forecast-card>div{display:grid;gap:.25rem}.forecast-card span{font-size:.76rem;color:var(--muted)}.telegram-btn{white-space:nowrap;text-decoration:none}.telegram-missing{font-size:.72rem;color:var(--muted)}.compact-lead{max-width:760px}.bottom-nav{grid-template-columns:repeat(6,1fr)}
@media(max-width:820px){.confirm-table{min-width:680px}.forecast-card{align-items:flex-start}.bottom-nav{overflow-x:auto;grid-template-columns:repeat(6,minmax(82px,1fr));scrollbar-width:none}.bottom-nav::-webkit-scrollbar{display:none}}
@media(max-width:560px){h1{font-size:clamp(2.35rem,13vw,3.8rem)}h2{font-size:clamp(1.55rem,8vw,2.25rem)}.student-hero{display:grid;grid-template-columns:1fr auto;gap:.8rem}.forecast-card{display:grid}.forecast-card .mini-btn{width:100%;text-align:center}.confirm-table th,.confirm-table td{padding:.8rem}.app-header .brand-word{font-size:1.15rem}.student-main,.admin-main{padding-bottom:8.5rem}}

.admin-only-fields{padding:1rem;border-radius:18px;background:#fff7e8;border:1px solid rgba(200,137,41,.22)}
.admin-only-fields:before{content:"Только для администратора";grid-column:1/-1;font-size:.68rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--amber)}
.checkin-hero-btn{display:inline-flex;align-items:center;justify-content:center;background:#c93645;color:#fff;margin:.45rem 0 .7rem;box-shadow:0 12px 30px rgba(201,54,69,.25)}
.checkin-hero-btn:hover{background:#a92836}
.checkin-hero-status{max-width:520px;margin:.45rem 0 .7rem;background:#fff;color:var(--blue)}
.payment-table{width:100%;border-collapse:collapse;min-width:670px}
.payment-table th,.payment-table td{padding:.9rem 1rem;border-bottom:1px solid #edf0f5;text-align:left;vertical-align:middle}
.payment-table th{font-size:.7rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.payment-table small{display:block;margin-top:.25rem;color:var(--muted)}
.payment-table tfoot td{background:#f7f9fd}
.forecast-total{display:flex;justify-content:space-between;gap:1rem;padding:1.2rem 1.35rem;border-radius:20px;background:var(--navy);color:#fff}
.forecast-total strong{font-size:1.1rem}
@media(max-width:560px){
  .checkin-hero-btn{width:100%;min-height:58px;font-size:1rem}
  .student-identity{min-width:0}
  .payment-table{min-width:620px}
  .forecast-total{display:grid}
}

/* R17: русские статусы и цветовая индикация */
.status-positive{background:#e8f7ef!important;color:#1f7a4f!important;border:1px solid rgba(31,122,79,.18)!important}
.status-negative{background:#fdebed!important;color:#b42335!important;border:1px solid rgba(180,35,53,.18)!important}
.status-warning{background:#fff4dc!important;color:#9a6500!important;border:1px solid rgba(154,101,0,.18)!important}
.status-label{display:inline-flex;align-items:center;width:max-content;padding:.32rem .62rem;border-radius:999px;font-size:.72rem!important;font-weight:800}

/* R18: финальная бизнес-логика CRM */
.student-category-tabs,.forecast-period-tabs{display:flex;gap:.5rem;overflow-x:auto;margin:1rem 0;padding-bottom:.25rem;scrollbar-width:none}.student-category-tabs button,.forecast-period-tabs button{border:1px solid #dce6f5;background:#fff;color:var(--navy);font-weight:800;padding:.7rem .9rem;border-radius:999px;white-space:nowrap}.student-category-tabs button.active,.forecast-period-tabs button.active{background:var(--blue);color:#fff;border-color:var(--blue)}.schedule-editor{padding:1rem;border-radius:20px;background:#f2f7ff;border:1px solid #dce8fb}.field-hint{font-size:.76rem;color:var(--muted);margin:0}.fc-event.status-positive{background:#2d9b68!important}.fc-event.status-negative{background:#c93645!important}.fc-event.status-warning{background:#c88929!important}@media(max-width:560px){.student-category-tabs,.forecast-period-tabs{margin-inline:-.2rem}.schedule-editor{padding:.85rem}.student-hero h1{font-size:clamp(2.6rem,15vw,4rem)}}

/* R20: финальная адаптация интерфейса */
.student-category-tabs button,.forecast-period-tabs button,.confirmation-tabs button,.request-tabs button{font-size:1.04rem;line-height:1.2}
.confirmation-tabs{display:flex;gap:.65rem;overflow-x:auto;margin:1rem 0;padding-bottom:.25rem}
.confirmation-tabs button{border:1px solid #dce6f5;background:#fff;color:var(--navy);font-weight:800;padding:.8rem 1rem;border-radius:999px;white-space:nowrap}
.confirmation-tabs button.active{background:var(--blue);border-color:var(--blue);color:#fff}
.confirmation-tabs span,#requestBadge{display:inline-grid;place-items:center;min-width:22px;height:22px;padding:0 6px;border-radius:999px;background:var(--red);color:#fff;font-size:.72rem;font-weight:800;margin-left:.3rem}
.confirmation-tabs span[hidden],#requestBadge[hidden]{display:none!important}
.students-table{width:100%;border-collapse:separate;border-spacing:0 10px;min-width:980px}
.students-table th{text-align:left;padding:.55rem .8rem;font-size:.74rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.students-table td{padding:1rem .8rem;background:#f7f9fd;vertical-align:middle}
.students-table td:first-child{border-radius:18px 0 0 18px}.students-table td:last-child{border-radius:0 18px 18px 0}
.students-table small{display:block;color:var(--muted);margin-top:.25rem}.students-table a{color:var(--blue);font-weight:700;text-decoration:none}
.schedule-rows{display:grid;gap:.75rem;margin:.75rem 0}.schedule-row{display:grid;grid-template-columns:1.3fr 1fr .8fr auto;gap:.65rem;align-items:end;padding:.75rem;border-radius:16px;background:#fff}.remove-schedule{width:42px;height:42px;border:0;border-radius:50%;background:#fdebed;color:var(--red);font-size:1.4rem;font-weight:800}
.forecast-date-range{display:grid;grid-template-columns:1fr 1fr auto;gap:1rem;align-items:end;margin:1rem 0}.forecast-date-range .btn{min-height:52px}
.fc-event.status-positive,.fc-event.status-positive .fc-event-main{background:#25865a!important;color:#fff!important}.fc-event.status-negative,.fc-event.status-negative .fc-event-main{background:#c93645!important;color:#fff!important}.fc-event.status-warning,.fc-event.status-warning .fc-event-main{background:#b87513!important;color:#fff!important}.fc-event .fc-event-title,.fc-event .fc-event-time{color:#fff!important;font-weight:700}.fc-list-event.status-positive td{background:#25865a!important;color:#fff!important}.fc-list-event.status-negative td{background:#c93645!important;color:#fff!important}
@media(max-width:820px){
  .app-header{position:sticky;top:0;overflow-x:auto;white-space:nowrap}.header-actions{flex:none}.header-actions button{font-size:.92rem}
  .admin-main,.student-main{overflow-x:hidden}.view-title{gap:1rem}.view-title .btn{flex:none}
  .student-category-tabs,.forecast-period-tabs,.confirmation-tabs{overflow-x:auto;-webkit-overflow-scrolling:touch;padding-bottom:.45rem}
  .student-category-tabs button,.forecast-period-tabs button,.confirmation-tabs button,.request-tabs button{font-size:.95rem;padding:.75rem .9rem}
  .calendar-panel{overflow-x:auto}.fc{min-width:0}.fc .fc-toolbar{grid-template-columns:1fr!important}.fc .fc-toolbar-title{font-size:1.55rem!important}.fc .fc-button{font-size:.92rem!important;padding:.55rem .65rem!important}
  .forecast-date-range{grid-template-columns:1fr 1fr}.forecast-date-range .btn{grid-column:1/-1;width:100%}
  .schedule-row{grid-template-columns:1fr 1fr}.schedule-row label:nth-child(3){grid-column:1/2}.schedule-row .remove-schedule{grid-column:2/3;justify-self:end}
  .responsive-table-wrap{max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}
}
@media(max-width:560px){
  .app-header{padding:.65rem .75rem}.header-actions{gap:.3rem}.header-actions button{font-size:.82rem;padding:.55rem .58rem}
  .bottom-nav button{font-size:.79rem;min-width:92px}.bottom-nav{grid-template-columns:repeat(6,minmax(92px,1fr))}
  .forecast-date-range{grid-template-columns:1fr}.forecast-date-range .btn{grid-column:auto}
  .schedule-row{grid-template-columns:1fr}.schedule-row label:nth-child(3),.schedule-row .remove-schedule{grid-column:auto}.schedule-row .remove-schedule{justify-self:end}
  .fc .fc-toolbar-title{font-size:1.35rem!important}.fc-list-table{font-size:.92rem}
}


/* R21: календарь 15 минут, увеличенные вкладки, плавающее расписание */
.student-category-tabs button,.forecast-period-tabs button,.confirmation-tabs button,.request-tabs button{font-size:1.35rem!important;padding:.9rem 1.15rem!important}
.calendar-actions{display:flex;gap:.7rem;align-items:center;flex-wrap:wrap}
.calendar-workspace{display:grid;grid-template-columns:minmax(250px,300px) minmax(0,1fr);gap:1rem;align-items:start}
.floating-students-panel{position:sticky;top:92px}.floating-student-tray{display:grid;gap:.65rem;margin-top:1rem}.floating-student-chip{padding:.85rem 1rem;border-radius:14px;background:#eef5ff;border:1px solid #cfe0fb;color:var(--navy);font-weight:800;cursor:grab;touch-action:none}.floating-student-chip small{display:block;margin-top:.25rem;color:var(--muted);font-size:.72rem}.floating-student-chip:active{cursor:grabbing}
.fc-event.transfer-confirmed,.fc-event.transfer-confirmed .fc-event-main{outline:3px solid #1976d2!important;outline-offset:1px}
.fc-event.move-pending,.fc-event.move-pending .fc-event-main{outline:3px dashed #c88929!important;outline-offset:1px}
.payment-done-btn{width:100%;margin:.5rem 0}.transfer-confirm-card{display:grid;gap:.6rem;padding:1rem;border-radius:16px;background:#eef5ff}.transfer-confirm-card .actions{display:flex;gap:.5rem;flex-wrap:wrap}
@media(max-width:900px){.calendar-workspace{grid-template-columns:1fr}.floating-students-panel{position:static}.floating-student-tray{display:flex;overflow-x:auto}.floating-student-chip{min-width:220px}.student-category-tabs button,.forecast-period-tabs button,.confirmation-tabs button,.request-tabs button{font-size:1.15rem!important}}
@media(max-width:560px){.student-category-tabs button,.forecast-period-tabs button,.confirmation-tabs button,.request-tabs button{font-size:1.08rem!important}.calendar-actions{width:100%}.calendar-actions .btn{flex:1}.fc .fc-timegrid-slot{height:2.25em}.floating-students-panel h2{font-size:1.55rem}.transfer-confirm-card .actions .btn{width:100%}}


/* R22: calendar UX, readable layout and larger navigation */
.calendar-workspace{grid-template-columns:minmax(230px,290px) minmax(0,1fr);align-items:start}
.floating-students-panel{min-width:0;overflow:hidden;padding:1.1rem}
.floating-students-panel h2{font-size:clamp(1.65rem,2.2vw,2.3rem);line-height:1.02;overflow-wrap:anywhere;hyphens:auto}
.floating-students-panel .field-hint{line-height:1.35}
.calendar-panel{min-width:0;overflow:auto}
.calendar-actions{display:flex;flex-wrap:wrap;gap:.6rem;justify-content:flex-end}
.calendar-actions .btn:disabled{opacity:.42;cursor:not-allowed}
.calendar-cancel{border-color:#a43d55!important;color:#8f2942!important}
.calendar-pending-note{margin:1rem 0 0;padding:.85rem 1rem;border-radius:14px;background:#fff3d9;color:#784b00;font-weight:700}
.new-pending{outline:3px dashed #c88929!important;outline-offset:-3px}
.bottom-nav button{font-size:1.02rem!important;font-weight:800!important;line-height:1.15}
.app-header [data-nav],.top-nav [data-nav]{font-size:1.15rem!important}
@media(max-width:900px){.calendar-workspace{grid-template-columns:1fr}.floating-students-panel{width:100%;position:static}.floating-students-panel h2{font-size:1.7rem}.floating-student-tray{display:flex;max-width:100%;overflow-x:auto}.floating-student-chip{min-width:210px;flex:0 0 auto}.calendar-actions{justify-content:stretch}.calendar-actions .btn{flex:1 1 160px}.calendar-panel{overflow-x:auto}.fc{min-width:700px}}
@media(max-width:560px){.bottom-nav button{font-size:.88rem!important;min-width:104px}.calendar-workspace{gap:.8rem}.floating-students-panel{padding:.9rem}.floating-students-panel h2{font-size:1.45rem;line-height:1.08}.calendar-actions{display:grid;grid-template-columns:1fr 1fr}.calendar-actions #newLessonBtn{grid-column:1/-1}.calendar-panel{margin-inline:-.25rem}.fc{min-width:650px}.forecast-period-tabs button{font-size:1rem!important}}


/* R23: удаление занятий, контрастность и полная читаемость */
.calendar-delete-btn{
  position:absolute;top:4px;right:4px;z-index:8;width:30px;height:30px;padding:0;border:0;border-radius:9px;
  display:grid;place-items:center;background:#ffffff;color:#8b1f38;font-size:16px;line-height:1;cursor:pointer;
  box-shadow:0 3px 10px rgba(0,0,0,.24);opacity:.95
}
.calendar-delete-btn:hover,.calendar-delete-btn:focus-visible{background:#8b1f38;color:#fff;outline:2px solid #fff;opacity:1}
.fc-event-main-frame,.fc-event-main{position:relative;padding-right:35px!important}
.fc-event,.fc-event *{text-shadow:none!important}
.fc-event.status-positive,.fc-event.status-positive .fc-event-main,.fc-list-event.status-positive td{background:#176b46!important;color:#fff!important;border-color:#0f5738!important}
.fc-event.status-negative,.fc-event.status-negative .fc-event-main,.fc-list-event.status-negative td{background:#a91f35!important;color:#fff!important;border-color:#86182a!important}
.fc-event.status-warning,.fc-event.status-warning .fc-event-main,.fc-list-event.status-warning td{background:#8b5b00!important;color:#fff!important;border-color:#704900!important}
.fc-event .fc-event-title,.fc-event .fc-event-time,.fc-list-event td,.fc-list-event a{color:inherit!important;font-weight:800!important}
.payment-calendar-event,.payment-calendar-event .fc-event-main{background:#0b4db7!important;color:#fff!important;border-color:#083a87!important}
.payment-table th{background:#0c2f5d!important;color:#fff!important}
.payment-table td{background:#fff!important;color:#14233b!important;border-bottom:1px solid #d8e1ee!important}
.payment-table tfoot td{background:#e9f1fb!important;color:#0c2f5d!important;font-weight:800!important}
.payment-table a.telegram-btn{background:#0b4db7!important;color:#fff!important;border-color:#0b4db7!important}
.students-table td,.confirm-table td{color:#14233b!important}
.students-table th,.confirm-table th{color:#3b4a61!important}
.floating-student-chip{background:#e8f1ff!important;color:#102f5c!important;border-color:#b8cee9!important}
.floating-student-chip small{color:#43556e!important}
@media(max-width:900px){.calendar-delete-btn{width:34px;height:34px;font-size:18px}.fc-event-main-frame,.fc-event-main{padding-right:39px!important}}


/* DOUPADU — мобильная версия R24M */
.mobile-menu-toggle,.mobile-drawer,.mobile-drawer-backdrop,.mobile-page-name{display:none}
@media (max-width: 760px){
  :root{--mobile-gap:16px;--mobile-radius:22px}
  html{font-size:16px;overflow-x:hidden}
  body{overflow-x:hidden;padding-bottom:calc(92px + env(safe-area-inset-bottom));background:#f7f9fc}
  body.drawer-open{overflow:hidden}
  h1{font-size:clamp(2.35rem,12vw,3.55rem);line-height:.98;margin-bottom:18px}
  h2{font-size:clamp(1.45rem,7vw,2rem);line-height:1.08}
  .eyebrow,.card-kicker{font-size:.72rem;letter-spacing:.14em}
  .lead,.helper,.field-hint{font-size:.92rem;line-height:1.5}

  .app-header{height:68px;min-height:68px;padding:10px 14px;position:sticky;top:0;z-index:70;box-shadow:0 8px 24px rgba(16,29,69,.08)}
  .compact-brand{gap:6px}.brand-word{font-size:1.22rem}.compact-brand small{display:none}
  .header-actions{gap:8px}
  .header-actions>#quickStudent,.header-actions>#settingsBtn,.header-actions>#logoutBtn{display:none}
  .mobile-menu-toggle{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 18px;border:1px solid rgba(11,77,183,.22);border-radius:999px;background:#fff;color:var(--blue);font-weight:800}
  .mobile-page-name{display:inline-block;margin-left:auto;margin-right:10px;color:var(--blue);font-weight:800;font-size:.82rem}
  .student-app-header .text-button{font-size:.8rem;padding:8px}

  .mobile-drawer{display:flex;position:fixed;top:0;right:0;bottom:0;width:min(86vw,360px);z-index:100;flex-direction:column;gap:8px;padding:18px;background:#fff;box-shadow:-20px 0 50px rgba(16,29,69,.24);transform:translateX(105%);transition:transform .18s ease}
  .mobile-drawer.open{transform:translateX(0)}
  .mobile-drawer-head{display:flex;align-items:center;justify-content:space-between;padding:4px 2px 12px;border-bottom:1px solid #edf0f5;margin-bottom:6px}
  .mobile-drawer-head strong{font-family:"DM Serif Display",serif;font-size:1.65rem;color:var(--navy)}
  .mobile-drawer-head button{width:42px;height:42px;border:0;border-radius:50%;background:var(--soft);font-size:1.7rem;color:var(--navy)}
  .mobile-drawer>button:not(#adminMobileMenuClose){min-height:50px;border:0;border-radius:14px;background:#f7f9fc;text-align:left;padding:0 16px;color:var(--navy);font-weight:800;font-size:1rem}
  .mobile-drawer>button:active{background:var(--soft)}
  .mobile-drawer .danger-link{margin-top:auto!important;color:#9d2943!important;background:#fff0f3!important}
  .mobile-drawer-backdrop{display:block;position:fixed;inset:0;z-index:99;background:rgba(16,29,69,.42);opacity:0;transition:opacity .18s ease}
  .mobile-drawer-backdrop.open{opacity:1}

  .admin-main,.student-main{width:100%;padding:18px var(--mobile-gap) 112px;margin:0}
  .admin-view,.student-main>section{min-width:0}
  .view-title{display:grid;grid-template-columns:minmax(0,1fr);gap:12px;align-items:start}
  .view-title>div{min-width:0}
  .view-title .btn{width:100%}
  .compact-lead{margin-bottom:18px}
  .panel,.student-panel{border-radius:var(--mobile-radius);padding:18px;margin-top:14px;box-shadow:0 10px 30px rgba(31,43,72,.07)}
  .panel-head{align-items:flex-start;gap:10px}.panel-head .mini-btn{flex:0 0 auto}

  .metrics-grid{grid-template-columns:1fr 1fr;gap:10px;margin:14px 0}
  .metrics-grid article{min-height:112px;border-radius:18px;padding:16px}
  .metrics-grid strong{font-size:2rem}

  .bottom-nav{left:0;right:0;bottom:0;border-radius:18px 18px 0 0;padding:8px 8px calc(8px + env(safe-area-inset-bottom));display:flex;overflow-x:auto;gap:4px;box-shadow:0 -10px 30px rgba(16,29,69,.14);scrollbar-width:none}
  .bottom-nav::-webkit-scrollbar{display:none}
  .bottom-nav button{flex:0 0 auto;min-width:88px;min-height:54px;padding:8px 10px;font-size:.74rem;line-height:1.2;border-radius:14px}
  .bottom-nav button.active{background:#eaf2ff;color:var(--blue)}
  #requestBadge{min-width:20px;height:20px;font-size:.72rem}

  .student-category-tabs,.confirmation-tabs,.forecast-presets,.request-tabs{display:flex;overflow-x:auto;gap:8px;padding:2px 0 8px;scroll-snap-type:x proximity;scrollbar-width:none}
  .student-category-tabs::-webkit-scrollbar,.confirmation-tabs::-webkit-scrollbar,.forecast-presets::-webkit-scrollbar,.request-tabs::-webkit-scrollbar{display:none}
  .student-category-tabs button,.confirmation-tabs button,.forecast-presets button,.request-tabs button{flex:0 0 auto;min-height:44px;padding:0 16px;white-space:nowrap;scroll-snap-align:start}
  .search-input{max-width:none;width:100%;margin:8px 0 14px;min-height:50px}

  .responsive-table-wrap{overflow:visible}
  .students-table,.confirm-table,.payment-table{display:block;width:100%}
  .students-table thead,.confirm-table thead,.payment-table thead{display:none}
  .students-table tbody,.confirm-table tbody,.payment-table tbody{display:grid;gap:12px}
  .students-table tr,.confirm-table tr,.payment-table tbody tr{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:16px;border-radius:18px;background:#fff;box-shadow:0 8px 24px rgba(31,43,72,.06);border:1px solid #edf0f5}
  .students-table td,.confirm-table td,.payment-table td{display:grid;gap:4px;padding:0;border:0;min-width:0;overflow-wrap:anywhere}
  .students-table td:first-child,.confirm-table td:first-child,.payment-table td:nth-child(2){grid-column:1/-1}
  .students-table td:last-child,.confirm-table td:last-child{grid-column:1/-1}
  .students-table td::before,.confirm-table td::before,.payment-table td::before{content:attr(data-label);font-size:.68rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:800}
  .students-table td:last-child .mini-btn,.confirm-table td:last-child .mini-btn{width:100%;min-height:44px}
  .table-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;width:100%}
  .payment-table tfoot{display:block;margin-top:12px}.payment-table tfoot tr{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:16px;border-radius:18px;background:var(--navy);color:#fff}.payment-table tfoot td{padding:0;border:0;color:#fff}

  .calendar-actions{position:sticky;top:76px;z-index:55;display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:10px;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-radius:18px;box-shadow:0 8px 28px rgba(16,29,69,.12)}
  .calendar-actions .btn{width:100%;min-height:46px;padding:0 10px;font-size:.82rem}
  .calendar-actions #newLessonBtn{grid-column:1/-1}
  .calendar-workspace{display:grid!important;grid-template-columns:1fr!important;gap:14px!important}
  .floating-students-panel{order:1;margin:0;padding:16px;overflow:hidden}
  .floating-students-panel h2{font-size:1.55rem}
  .floating-student-tray{display:flex!important;overflow-x:auto;gap:10px;padding:4px 0 8px;scroll-snap-type:x mandatory;scrollbar-width:none}
  .floating-student-tray::-webkit-scrollbar{display:none}
  .floating-student-card{flex:0 0 78%;max-width:300px;scroll-snap-align:start}
  .calendar-panel{order:2;margin:0;padding:10px;overflow:hidden}
  .fc{font-size:.82rem}
  .fc .fc-toolbar{display:grid!important;grid-template-columns:1fr;gap:10px;margin-bottom:12px}
  .fc .fc-toolbar-chunk{display:flex!important;justify-content:center;flex-wrap:wrap;gap:6px}
  .fc .fc-toolbar-title{font-size:1.45rem!important;text-align:center}
  .fc .fc-button{min-height:42px;padding:.45em .7em!important;font-size:.82rem!important}
  .fc .fc-timegrid-axis{width:58px!important}
  .fc .fc-timegrid-slot-label-cushion{font-size:.72rem;padding-right:6px}
  .fc .fc-timegrid-slot{height:1.9em}
  .fc .fc-event{font-size:.76rem;line-height:1.25;padding:3px;color:#fff!important}
  .fc .fc-event *{color:inherit!important}
  .fc .fc-col-header-cell-cushion{font-size:.78rem;padding:8px 2px}
  .calendar-delete-btn{width:26px!important;height:26px!important;display:grid!important;place-items:center!important;font-size:14px!important;background:rgba(255,255,255,.96)!important;color:#9d2943!important;border-radius:50%!important;box-shadow:0 2px 8px rgba(0,0,0,.2)!important}
  .calendar-pending-note{position:fixed;left:16px;right:16px;bottom:92px;z-index:60;margin:0;padding:12px 14px;border-radius:14px;background:#fff4cf;color:#6b4b00;box-shadow:0 10px 30px rgba(0,0,0,.16);font-size:.86rem}

  .forecast-date-range{display:grid!important;grid-template-columns:1fr;gap:12px;padding:16px}
  .forecast-date-range .btn{width:100%}
  .payment-forecast .responsive-table-wrap{overflow:visible}
  .forecast-total{display:grid;gap:8px;padding:16px!important;border-radius:18px!important;text-align:left}
  .forecast-total strong{font-size:1.1rem}

  .app-dialog{width:100%;max-width:none;max-height:92dvh;margin:auto 0 0;border-radius:24px 24px 0 0}
  .app-dialog form{padding:22px 16px calc(22px + env(safe-area-inset-bottom));max-height:92dvh;overflow-y:auto}
  .app-dialog h2{padding-right:44px}
  .dialog-close{top:10px;right:12px;width:42px;height:42px;border-radius:50%;background:var(--soft)}
  .dialog-actions{position:sticky;bottom:calc(-22px - env(safe-area-inset-bottom));z-index:4;background:#fff;padding:12px 0 calc(12px + env(safe-area-inset-bottom));display:grid;grid-template-columns:1fr 1fr;box-shadow:0 -8px 20px rgba(255,255,255,.96)}
  .dialog-actions .btn{width:100%}
  .schedule-editor,.admin-only-fields{border-radius:18px;padding:14px}
  .schedule-row{grid-template-columns:1fr!important}

  .student-hero{display:grid;grid-template-columns:1fr auto;gap:14px;border-radius:24px;padding:20px}
  .student-hero h1{font-size:2.65rem;overflow-wrap:anywhere}
  .balance-bubble{width:90px;height:90px;align-self:start}
  .balance-bubble strong{font-size:2.2rem}.balance-bubble span{font-size:.72rem}
  .checkin-hero-btn{grid-column:1/-1;width:100%;background:#9d2943!important;color:#fff!important}
  .student-grid{grid-template-columns:1fr;gap:0}
  .student-panel .btn{width:100%;margin-top:8px}
  .mobile-list-row,.attention-row,.request-card,.student-list-card,.registration-card{grid-template-columns:1fr!important;padding:14px;border-radius:16px}
  .mobile-list-row>strong,.mobile-list-row>span{min-width:0;overflow-wrap:anywhere}
  .renew-panel{display:grid;grid-template-columns:1fr}

  input,select,textarea{min-height:50px;font-size:16px;border-radius:14px}
  textarea{min-height:110px}
  .btn{min-height:50px}
}

@media (max-width: 390px){
  .admin-main,.student-main{padding-left:12px;padding-right:12px}
  .metrics-grid{grid-template-columns:1fr}
  .student-hero{grid-template-columns:1fr}
  .balance-bubble{width:100%;height:auto;min-height:76px;border-radius:18px}
  .calendar-actions{grid-template-columns:1fr}
  .calendar-actions #newLessonBtn{grid-column:auto}
  .bottom-nav button{min-width:82px}
}

/* R25: destructive confirmation actions */
.mini-btn.reject{background:var(--red)!important;color:#fff!important;border:1px solid var(--red)!important}.mini-btn.reject:hover{filter:brightness(.92)}.registration-card .request-actions{justify-content:flex-end;flex-wrap:wrap}
@media(max-width:560px){.registration-card .request-actions{display:grid;grid-template-columns:1fr 1fr;width:100%}.registration-card .request-actions .mini-btn{width:100%;min-height:44px}}

/* R26 — архив учеников */
.student-row-actions{display:flex;gap:.45rem;align-items:center;flex-wrap:wrap}.btn-danger{background:var(--red);color:#fff;border:1px solid var(--red)}.student-danger-zone{margin-top:.5rem;padding:1rem;border:1px solid rgba(178,71,83,.24);background:#fff5f6;border-radius:18px;display:flex;align-items:center;justify-content:space-between;gap:1rem}.student-danger-zone span{font-size:.78rem;color:#8a5960}.archive-table{width:100%;border-collapse:collapse;min-width:760px}.archive-table th,.archive-table td{text-align:left;padding:1rem;border-bottom:1px solid #edf0f5}.archive-table td small{display:block;color:var(--muted);margin-top:.25rem}@media(max-width:560px){.student-danger-zone{align-items:stretch;flex-direction:column}.student-danger-zone .btn{width:100%}.student-row-actions{display:grid;grid-template-columns:1fr 1fr}.student-row-actions .mini-btn{width:100%}}

/* R28: заявки с сайта */
.lead-list{display:grid;gap:12px}.lead-card{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:16px;border:1px solid #dfe6ee;border-radius:16px;background:#fff}.lead-card>div:first-child{display:grid;gap:5px}.lead-card strong{font-size:17px;color:#132f59}.lead-card a{color:#0b4db7;font-weight:700;text-decoration:none}.lead-card span{font-size:13px;color:#667085}.lead-count-badge,#leadNavBadge,#mobileLeadBadge{display:inline-flex;min-width:20px;height:20px;padding:0 6px;align-items:center;justify-content:center;border-radius:999px;background:#8b3e5c;color:#fff;font-size:12px;font-weight:800}@media(max-width:768px){.lead-card{align-items:flex-start;flex-direction:column}.lead-card .request-actions{width:100%;display:grid;grid-template-columns:1fr 1fr;gap:8px}.lead-card .request-actions .approve{grid-column:1/-1}.lead-card .mini-btn{min-height:44px}}


/* R29: все категории учеников в панели расписания */
.schedule-student-group{display:grid;gap:.5rem}
.schedule-student-group+.schedule-student-group{margin-top:.9rem}
.schedule-student-group-title{display:flex;align-items:center;justify-content:space-between;gap:.6rem;padding:.55rem .7rem;border-radius:10px;font-size:.78rem;font-weight:900;line-height:1.2}
.schedule-student-group-title span{display:inline-flex;min-width:24px;height:24px;align-items:center;justify-content:center;border-radius:999px;background:rgba(255,255,255,.82);color:#17223b;font-size:.72rem}
.schedule-student-group-list{display:grid;gap:.5rem}
.floating-student-chip{border-width:2px!important}
.floating-student-chip strong{display:block;color:inherit}
.floating-student-chip small{color:inherit!important;opacity:.86}
.category-trial30{background:#e8f6ff!important;border-color:#7b1738!important;color:#123f73!important}
.category-single60{background:#fff0f4!important;border-color:#9a244c!important;color:#65132f!important}
.category-pack4_60{background:#e9f8ef!important;border-color:#2d7650!important;color:#174c34!important}
.category-pack8_60{background:#eaf1ff!important;border-color:#315f9c!important;color:#173d72!important}
.category-single90{background:#fff4df!important;border-color:#9a6518!important;color:#68420c!important}
.category-pack4_90{background:#f2eaff!important;border-color:#6b4593!important;color:#48266b!important}
.category-pack8_90{background:#e7f7f6!important;border-color:#28716d!important;color:#174f4c!important}
.category-group{background:#f2f2f2!important;border-color:#424b57!important;color:#202833!important}
@media(max-width:900px){
 .floating-student-tray{display:flex!important;gap:.75rem;overflow-x:auto;padding-bottom:.4rem;scroll-snap-type:x proximity}
 .schedule-student-group{min-width:245px;scroll-snap-align:start}
 .schedule-student-group+.schedule-student-group{margin-top:0}
 .floating-student-chip{min-width:0!important}
}