/* Coach shares the client palette: charcoal black, cyan, and translucent glass. */
:root{color-scheme:dark;--bg:#0c1012;--panel:rgba(19,25,27,.72);--panel2:rgba(26,34,37,.72);--line:rgba(150,180,188,.15);--text:#e5e9e8;--muted:#97a3a7;--cyan:#87dfd7;--accent:#a7b9ed;--danger:#f0a898}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font:14px/1.7 "DM Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
button,input,select,textarea{font:inherit}
button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}
button,a{touch-action:manipulation}
button{cursor:pointer}
button:disabled{opacity:.45;cursor:default}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:3px}a{color:var(--cyan);text-decoration:none}svg{flex-shrink:0;vertical-align:middle}
button svg{pointer-events:none}h1,h2,h3,p{margin-top:0}h1{font-size:25px;line-height:1.4;margin-bottom:5px}h2{font-size:21px;line-height:1.5}h3{font-size:16px}small,.muted{color:var(--muted)}
.muted{font-size:12px}
.ltr{direction:ltr;unicode-bidi:isolate;display:inline-block}
.shell{display:grid;grid-template-columns:236px minmax(0,1fr);min-height:100dvh}
.sidebar{border-inline-end:1px solid var(--line);padding:24px 18px;display:flex;flex-direction:column;gap:28px;position:sticky;top:0;height:100dvh}
.brand{display:flex;align-items:center;gap:12px;color:var(--text)}
.brand-mark{display:grid;place-items:center;width:46px;height:46px;border-radius:14px;background:rgba(135,223,215,.08);color:var(--cyan);font-size:24px;font-weight:800;letter-spacing:-2px;direction:ltr}
.brand strong{font-size:17px;letter-spacing:1px}
.brand small{display:block;font-size:9px;letter-spacing:3px;color:var(--cyan)}
.side-nav{display:flex;flex-direction:column;gap:7px}
.side-nav button,.side-nav a{display:flex;gap:10px;align-items:center;padding:13px;border:0;border-radius:13px;background:transparent;color:var(--muted);text-align:start}
.side-nav .active{background:rgba(135,223,215,.1);color:var(--cyan)}
.side-bottom{margin-top:auto;border-top:1px solid var(--line);padding-top:18px;font-size:12px;color:var(--muted)}
.side-bottom strong{display:block;color:var(--text)}
.workspace{min-width:0}
.topbar{height:72px;padding:0 32px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:12px}
.topbar-title{display:flex;align-items:center;gap:9px;min-width:0}
.topbar-title span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.topbar-actions{display:flex;gap:9px;align-items:center;flex-shrink:0}
.status-dot{width:7px;height:7px;background:var(--cyan);border-radius:50%;box-shadow:0 0 10px #87dfd755}
.content{max-width:1440px;margin:0 auto;padding:30px 32px 70px;min-width:0}
.page-heading{display:flex;justify-content:space-between;gap:18px;align-items:center;margin-bottom:25px}
.page-heading p{margin:0;color:var(--muted);font-size:13px}
.btn,.icon-btn{display:inline-flex;justify-content:center;align-items:center;gap:8px;min-height:42px;border-radius:12px;border:1px solid var(--line);padding:9px 15px;background:rgba(32,43,47,.58);color:var(--text);font-weight:600;text-align:center}
.btn.primary{background:#91e0d7;color:#143330;border-color:rgba(171,235,225,.4)}
.btn.ghost{background:transparent}
.btn.danger{color:#ffbcb7;background:rgba(125,49,49,.13);border-color:rgba(218,132,128,.27)}
.btn.small{min-height:34px;padding:5px 10px;font-size:12px}
.icon-btn{padding:8px;width:40px;min-height:40px;border-radius:50%}
.actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:26px}
.stat{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:19px;min-width:0}
.stat-label{font-size:12px;color:var(--muted);display:flex;gap:8px;align-items:center}
.stat strong{display:block;font-size:30px;color:var(--cyan);margin-top:10px;line-height:1.3;font-variant-numeric:tabular-nums}
.stat small{font-size:11px}
.toolbar{display:flex;gap:12px;align-items:center;margin-bottom:18px}
.search{position:relative;flex:1}
.search>svg{position:absolute;inset-inline-start:14px;top:14px;color:var(--muted)}
.search input{padding-inline-start:43px!important;width:100%}
.filter{max-width:180px}
.students-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:16px}
.student-card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:20px;text-align:start;min-width:0;position:relative;transition:border-color .15s,transform .15s}
.student-card:hover{border-color:rgba(135,223,215,.42);transform:translateY(-2px)}
.student-card-head{display:flex;align-items:center;gap:12px;margin-bottom:19px}
.avatar{width:52px;height:58px;background:rgba(135,223,215,.07);border-radius:15px;display:grid;place-items:center;flex-shrink:0;overflow:hidden;font-size:22px;color:var(--cyan)}
.avatar img{height:60px;width:50px;object-fit:contain}
.student-name{font-size:16px;font-weight:700;overflow-wrap:anywhere}
.phone{color:var(--muted);font-size:12px;direction:ltr;unicode-bidi:isolate;text-align:start}
.badge{display:inline-flex;border:1px solid rgba(135,223,215,.22);background:rgba(135,223,215,.09);color:#a2e2da;border-radius:7px;padding:2px 8px;font-size:10px;white-space:nowrap}
.badge.pending{color:#e6cf9b;background:rgba(154,124,61,.1);border-color:rgba(191,159,88,.24)}
.badge.ended{color:#a5b2b8;background:rgba(131,148,158,.07);border-color:rgba(131,148,158,.2)}
.card-status{margin-inline-start:auto}
.mini-metrics{display:grid;grid-template-columns:1fr 1fr;gap:15px;border-block:1px solid var(--line);padding:15px 0;margin-bottom:14px}
.mini-metrics small{display:block;font-size:11px}
.mini-metrics strong{font-size:19px;color:#dbe6e7}
.card-footer{display:flex;align-items:center;justify-content:space-between;gap:10px;color:var(--muted);font-size:11px}
.card-footer b{color:var(--cyan)}
.empty{padding:54px 24px;border:1px dashed rgba(135,223,215,.2);border-radius:22px;background:rgba(19,25,27,.5);text-align:center;color:var(--muted)}
.empty>svg{width:38px;height:38px;color:var(--cyan);margin-bottom:12px}
.empty h2{color:var(--text);font-size:20px;margin:5px 0}
.empty p{max-width:460px;margin:0 auto 20px;font-size:13px}
.panel{padding:23px;border:1px solid var(--line);border-radius:16px;background:var(--panel);min-width:0}
.panel+.panel{margin-top:18px}
.panel-title{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:20px}
.panel-title h2,.panel-title h3{margin:0}
.client-heading{display:flex;gap:16px;align-items:center;min-width:0}
.client-heading .avatar{width:64px;height:68px}
.client-heading h1{overflow-wrap:anywhere}
.tabs{display:flex;gap:7px;overflow-x:auto;max-width:100%;border-bottom:1px solid var(--line);padding-bottom:13px;margin:24px 0}
.tabs button{white-space:nowrap;min-height:40px;padding:8px 16px;border:0;border-radius:11px;background:transparent;color:var(--muted)}
.tabs .active{background:rgba(135,223,215,.12);color:var(--cyan)}
.detail-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(270px,.85fr);gap:20px}
.detail-grid .panel+.panel{margin:0}
.field{display:flex;flex-direction:column;gap:7px;min-width:0;text-align:start}
.field>span,.field>label{font-size:12px;color:var(--muted)}
input,select,textarea{width:100%;min-width:0;border-radius:10px;background:rgba(5,10,13,.58);border:1px solid rgba(158,187,196,.2);color:var(--text);padding:10px 12px;min-height:43px}
input[type=number],input[type=tel],input[type=password]{direction:ltr;text-align:start}
textarea{min-height:88px;resize:vertical;line-height:1.8}
select option{background:#151d21}
input::placeholder,textarea::placeholder{color:#849397}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:17px}
.form-grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}
.span-all{grid-column:1/-1}
.form-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:22px}
.equipment-grid{display:flex;flex-wrap:wrap;gap:8px}
.check-pill{display:inline-flex;align-items:center;gap:8px;background:rgba(135,223,215,.035);border:1px solid rgba(150,180,188,.17);padding:8px 11px;border-radius:10px;font-size:12px}
.check-pill input{width:16px;min-height:16px;accent-color:var(--cyan)}
.inline-error,.notice{border:1px solid rgba(217,141,122,.3);background:rgba(118,57,44,.12);color:#edc3ba;border-radius:12px;padding:13px 16px;font-size:13px;margin-bottom:18px;line-height:1.9;overflow-wrap:anywhere}
.notice{border-color:rgba(135,223,215,.2);background:rgba(135,223,215,.055);color:#b7d2d3}
.notice p:last-child{margin-bottom:0}
.notice.success{border-color:rgba(135,223,215,.3)}
.muted-note{color:var(--muted);font-size:12px;margin-top:14px;line-height:1.9}
.session-status{display:flex;align-items:center;gap:9px;color:#e2c989;background:rgba(154,124,61,.1);border-radius:10px;padding:10px 13px;font-size:12px;margin-bottom:18px}
.chart{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:12px;height:180px;align-items:end;margin:12px 0 18px;direction:ltr}
.chart-day{height:100%;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;gap:7px;min-width:0}
.chart-bars{height:142px;width:100%;display:flex;align-items:flex-end;justify-content:center;gap:3px}
.chart-bars i{display:block;border-radius:5px 5px 1px 1px;width:13px;max-width:35%;min-height:2px;background:var(--accent)}
.chart-bars i.food{background:var(--cyan)}
.chart-day small{font-size:9px;white-space:nowrap}
.legend{display:flex;gap:18px;font-size:11px;color:var(--muted)}
.legend i{width:8px;height:8px;display:inline-block;background:var(--accent);border-radius:2px;margin-inline-end:5px}
.legend .food{background:var(--cyan)}
.journal{display:flex;flex-direction:column;gap:10px}
.journal details{border:1px solid var(--line);border-radius:12px;padding:13px}
.journal summary{cursor:pointer;display:flex;justify-content:space-between;gap:12px;font-size:12px;align-items:center;list-style:none}
.journal summary::-webkit-details-marker{display:none}
.journal-title{font-weight:600}
.journal-values{display:flex;gap:12px;flex-wrap:wrap;color:var(--muted)}
.log-list{padding:10px 0 0;margin:0;list-style:none}
.log-list li{display:flex;justify-content:space-between;gap:12px;padding:9px 0;border-top:1px solid rgba(150,180,188,.12);font-size:12px}
.log-list small{font-size:11px}
.profile-summary{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.profile-summary span{display:block;color:var(--muted);font-size:11px}
.profile-summary strong{font-size:15px}
.note-preview{white-space:pre-wrap;overflow-wrap:anywhere;color:#c6d5d9;font-size:13px;line-height:1.9}
.editor-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:18px}
.editor-heading h2{margin:0}
.editor-actions{display:flex;gap:9px;align-items:center;flex-wrap:wrap}
.unsaved{font-size:11px;color:#dcc68d}
.days{display:flex;gap:8px;overflow:auto;padding:2px 0 15px;margin-bottom:16px}
.days button{flex-shrink:0;min-height:38px;min-width:42px;border-radius:10px;padding:7px 12px;background:rgba(135,223,215,.04);border:1px solid var(--line);color:var(--muted)}
.days button.active{background:#87dfd7;color:#143330}
.exercise-editor{border:1px solid var(--line);border-radius:16px;padding:17px;margin-top:14px;background:rgba(5,11,14,.32);min-width:0}
.exercise-editor-head{display:flex;gap:12px;align-items:center;margin-bottom:15px}
.exercise-editor-head img{height:72px;width:76px;object-fit:contain}
.exercise-editor-head strong{display:block;font-size:14px}
.exercise-editor-head small{font-size:11px}
.exercise-editor-head .remove-row{margin-inline-start:auto}
.remove-row{width:32px;min-height:32px;border:1px solid rgba(218,132,128,.23);background:rgba(125,49,49,.1);color:#f1b4b0;border-radius:9px;font-size:22px;line-height:1;flex-shrink:0;cursor:pointer}
.exercise-fields{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}
.exercise-fields input{padding:8px;font-size:13px}
.exercise-fields .field>span{font-size:10px}
.advanced{margin-top:14px}
.advanced summary{cursor:pointer;color:var(--cyan);font-size:11px;margin-bottom:12px}
.add-row{display:flex;align-items:center;gap:9px;margin-top:18px}
.add-row select{flex:1}
.food-layout{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.food-editor{border:1px solid var(--line);border-radius:17px;padding:19px;background:rgba(5,11,14,.32);min-width:0}
.food-editor .form-grid{gap:12px}
.food-editor .form-grid.three{grid-template-columns:repeat(2,minmax(0,1fr))}
.food-editor .field>span{font-size:11px}
.food-editor .field input{font-size:13px}
.food-title{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px;color:var(--cyan)}
.ingredient-editor{display:grid;grid-template-columns:minmax(0,1fr) 82px 25px 30px;gap:7px;align-items:center;margin-top:9px}
.ingredient-editor select,.ingredient-editor input{font-size:12px;padding:8px}
.ingredient-editor span{font-size:10px;color:var(--muted)}
.macro-preview{display:flex;flex-wrap:wrap;gap:8px 15px;background:rgba(135,223,215,.06);color:var(--cyan);padding:12px;border-radius:10px;margin-top:13px;font-size:12px}
.recipe-note{font-size:11px;color:var(--muted);margin-top:12px}
.meal-total{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:22px;color:var(--cyan);background:rgba(135,223,215,.055);border:1px solid rgba(135,223,215,.2);border-radius:15px;padding:15px 19px;font-size:13px}
.auth-shell{min-height:100dvh;display:grid;grid-template-columns:1fr 1fr;max-width:1200px;margin:auto;padding:40px;gap:70px;align-items:center}
.auth-art{position:relative;background:radial-gradient(ellipse at 50% 65%,#28515355,transparent 65%);min-width:0}
.auth-art .brand{margin-bottom:25px}
.auth-art h1{font-size:38px;max-width:470px;line-height:1.5}
.auth-art p{color:var(--muted);max-width:430px;font-size:14px}
.auth-anatomy{display:flex;align-items:end;justify-content:center;gap:0;height:285px;overflow:hidden;mask-image:linear-gradient(#000 90%,transparent)}
.auth-anatomy img{height:275px;max-width:53%;object-fit:contain}
.auth-box{padding:30px;border:1px solid var(--line);border-radius:20px;background:var(--panel);min-width:0}
.auth-box .tabs{margin-top:0}
.auth-box .field{margin-top:16px}
.auth-box .primary{width:100%;margin-top:23px}
.auth-language{position:fixed;inset-inline-end:22px;top:18px;z-index:5}
.auth-footer{margin-top:22px;font-size:12px;text-align:center;color:var(--muted)}
.consent{display:flex;gap:10px;align-items:start;margin-top:17px;font-size:12px;line-height:1.9;color:#b4c5c9}
.consent input{width:18px;min-height:18px;flex-shrink:0;margin-top:4px;accent-color:var(--cyan)}
.invite-profile{padding:12px;background:rgba(135,223,215,.055);border-radius:11px;margin-top:14px;font-size:12px;color:#b7cfd1}
.modal-backdrop{position:fixed;inset:0;background:rgba(2,5,8,.72);backdrop-filter:blur(7px);z-index:20;padding:24px;display:grid;place-items:center}
.modal{width:min(520px,100%);max-height:calc(100dvh - 48px);overflow:auto;background:rgba(16,23,27,.88);border:1px solid rgba(177,208,218,.22);border-radius:20px;padding:26px;position:relative}
.modal .close{position:absolute;inset-inline-end:15px;top:14px;background:transparent;color:var(--muted);border:0;font-size:26px;line-height:1;width:30px;height:30px}
.modal h2{padding-inline-end:30px;font-size:20px}
.modal .field{margin-top:15px}
.invite-link{direction:ltr;text-align:left;overflow-wrap:anywhere;padding:14px;border:1px solid rgba(135,223,215,.2);border-radius:11px;background:rgba(5,10,13,.5);color:var(--cyan);font-size:12px;margin:15px 0}
.boot{min-height:40vh;display:grid;place-items:center}
.spinner{display:inline-block;width:25px;height:25px;border:2px solid rgba(135,223,215,.19);border-top-color:var(--cyan);border-radius:50%;animation:spin .8s linear infinite}
.busy-line{display:flex;align-items:center;justify-content:center;gap:10px;padding:32px;color:var(--muted)}#toast{position:fixed;bottom:25px;inset-inline-start:50%;transform:translateX(50%);max-width:min(480px,90vw);background:#87dfd7;color:#143330;padding:12px 20px;border-radius:12px;z-index:50;opacity:0;pointer-events:none;transition:opacity .15s;font-size:13px}
html[dir=ltr] #toast{transform:translateX(-50%)}#toast.show{opacity:1}
.student-home{max-width:650px;margin:40px auto;padding:0 20px}
.student-home .panel{margin-top:20px}
@keyframes spin{to{transform:rotate(360deg)}}
@media(max-width:1100px){.shell{grid-template-columns:190px minmax(0,1fr)}
.sidebar{padding:22px 12px}
.topbar{padding:0 22px}
.content{padding:24px 22px 65px}
.stats{gap:10px}
.stat{padding:15px}
.food-layout,.detail-grid{grid-template-columns:1fr}
.auth-shell{gap:35px;padding:30px}
.auth-art h1{font-size:30px}
.students-grid{grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}}
@media(max-width:760px){.shell{display:block}
.sidebar{display:none}
.topbar{height:64px;padding:0 16px}
.topbar-title{font-size:13px}
.topbar-actions{gap:5px}
.topbar .btn{min-height:35px;padding:5px 9px;font-size:11px}
.topbar .icon-btn{width:35px;min-height:35px}
.content{padding:22px 15px 50px}
.page-heading{align-items:start;gap:12px;margin-bottom:20px}
.page-heading h1{font-size:22px}
.page-heading p{font-size:11px}
.page-heading>.btn{font-size:11px;padding:8px 11px;white-space:nowrap}
.stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.stat{padding:15px;border-radius:15px}
.stat-label{font-size:11px}
.stat strong{font-size:25px}
.students-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.student-card{padding:15px;border-radius:17px}
.student-card-head{gap:9px;flex-wrap:wrap}
.student-name{font-size:14px}
.card-status{margin-inline-start:0}
.mini-metrics{gap:9px}
.mini-metrics strong{font-size:17px}
.toolbar{gap:8px}
.filter{max-width:125px;font-size:12px}
.panel{padding:18px;border-radius:17px}
.client-heading{gap:12px}
.client-heading h1{font-size:20px}
.client-heading .avatar{width:50px;height:57px}
.client-page-heading{flex-wrap:wrap}
.client-page-heading .actions{width:100%}
.tabs{margin:20px 0;gap:3px}
.tabs button{font-size:12px;padding:7px 13px}
.form-grid.three{grid-template-columns:repeat(2,minmax(0,1fr))}
.profile-summary{gap:16px}
.food-layout{grid-template-columns:1fr}
.editor-heading{flex-wrap:wrap}
.editor-heading h2{font-size:18px}
.editor-actions{width:100%}
.editor-actions .btn{flex:1;font-size:12px}
.exercise-editor{padding:13px}
.exercise-fields{gap:8px;grid-template-columns:repeat(2,minmax(0,1fr))}
.exercise-editor-head img{height:62px;width:60px}
.exercise-editor-head strong{font-size:13px}
.exercise-editor .form-grid.three{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
.exercise-editor .form-grid.three input,.exercise-editor .form-grid.three select{padding:7px;font-size:12px}
.exercise-editor .form-grid.three .field>span{font-size:9px}
.modal-backdrop{padding:14px}
.modal{padding:22px 19px;max-height:calc(100dvh - 28px)}
.auth-shell{display:block;padding:75px 20px 30px;max-width:510px}
.auth-art{margin-bottom:25px}
.auth-art h1{font-size:25px;margin-bottom:9px}
.auth-art p{font-size:12px;margin-bottom:0}
.auth-anatomy{display:none}
.auth-art .brand{margin-bottom:20px}
.auth-box{padding:23px}
.auth-language{top:15px;inset-inline-end:18px}
.chart{gap:7px}
.journal summary{align-items:start;flex-direction:column;gap:5px}
.chart-day small{font-size:8px}
.meal-total{gap:8px 15px;font-size:12px}
.add-row{gap:8px}
.add-row .btn{padding:9px 12px}
.auth-box h2{font-size:20px}}
@media(max-width:450px){.students-grid{grid-template-columns:1fr}
.student-card-head{flex-wrap:nowrap}
.card-status{margin-inline-start:auto}
.student-card{padding:17px}
.form-grid{gap:13px}
.field>span{font-size:11px}
.btn{padding:9px 12px;font-size:12px}
.food-editor{padding:15px}
.ingredient-editor{grid-template-columns:minmax(0,1fr) 64px 22px 28px;gap:5px}
.ingredient-editor select,.ingredient-editor input{font-size:11px;padding:7px}
.topbar .home-link span{display:none}
.auth-shell{padding-inline:15px}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}
/* Light catches the top edge; the background stays visible through each surface. */
:root{--glass-sheen:linear-gradient(135deg,rgba(215,245,255,.045),rgba(135,223,215,.012) 48%,rgba(0,0,0,.05));--glass-shadow:0 8px 32px rgba(0,0,0,.16),inset 0 1px 0 rgba(225,245,255,.035)}
body{min-height:100dvh;background-color:var(--bg);background-image:radial-gradient(ellipse at 70% -15%,rgba(75,133,139,.13),transparent 55%),radial-gradient(ellipse at 5% 90%,rgba(52,90,112,.055),transparent 45%);background-attachment:fixed;font-synthesis:none}
::selection{background:#87dfd730;color:#fff}
h1,h2,.brand{font-family:Manrope,"DM Sans",sans-serif;letter-spacing:-.035em;font-weight:650}
html[lang=fa] body,html[lang=fa] h1,html[lang=fa] h2{font-family:Vazirmatn,-apple-system,BlinkMacSystemFont,Tahoma,sans-serif;letter-spacing:0}
html[lang=fa] .brand{font-family:Manrope,"DM Sans",sans-serif}
.sidebar{background:rgba(13,18,21,.68);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}
.topbar{background:rgba(12,17,20,.66);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}
.panel,.stat,.student-card,.auth-box{background-image:var(--glass-sheen);box-shadow:var(--glass-shadow);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}
.brand-mark{border:1px solid rgba(135,223,215,.3);box-shadow:inset 0 1px 0 rgba(214,255,251,.1),0 0 18px rgba(135,223,215,.035)}
.side-nav .active{background-image:linear-gradient(90deg,rgba(135,223,215,.06),transparent);box-shadow:inset 0 0 0 1px rgba(135,223,215,.15)}
.status-dot{box-shadow:0 0 9px rgba(135,223,215,.3)}
.btn,.icon-btn,.days button,.tabs button,.check-pill,input,select,textarea{transition:background-color .18s,border-color .18s,box-shadow .18s,color .18s}
.btn,.icon-btn{box-shadow:inset 0 1px 0 rgba(225,245,255,.025)}
.btn.primary{box-shadow:0 0 16px rgba(135,223,215,.035),inset 0 1px 0 rgba(235,255,252,.2)}
.tabs .active{box-shadow:inset 0 0 0 1px rgba(135,223,215,.17);background-image:linear-gradient(135deg,rgba(135,223,215,.025),transparent)}
.avatar{background-image:radial-gradient(ellipse at 50% 80%,rgba(135,223,215,.09),transparent 80%);border:1px solid rgba(135,223,215,.1)}
.exercise-editor,.food-editor{box-shadow:inset 0 1px 0 rgba(225,245,255,.025)}
input,select,textarea{box-shadow:inset 0 1px 3px rgba(0,0,0,.12)}
input:focus,select:focus,textarea:focus{border-color:rgba(135,223,215,.65);box-shadow:0 0 0 3px rgba(135,223,215,.07)}
input[type=checkbox]{accent-color:var(--cyan)}
input:-webkit-autofill,input:-webkit-autofill:hover,input:-webkit-autofill:focus{-webkit-text-fill-color:var(--text);-webkit-box-shadow:0 0 0 1000px #11191d inset;caret-color:var(--text)}
.chart-bars i{background:linear-gradient(0deg,rgba(167,185,237,.4),#a7b9ed)}
.chart-bars i.food{background:linear-gradient(0deg,rgba(135,223,215,.35),var(--cyan))}
.macro-preview,.meal-total{box-shadow:inset 0 1px 0 rgba(207,255,248,.035)}
.auth-art{background:radial-gradient(ellipse at 50% 65%,rgba(80,153,160,.16),transparent 65%)}
.modal-backdrop{backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
.modal{background-image:var(--glass-sheen);box-shadow:0 28px 90px rgba(0,0,0,.5),inset 0 1px 0 rgba(226,249,255,.07);backdrop-filter:blur(28px);-webkit-backdrop-filter:blur(28px)}
#toast{background:rgba(17,31,34,.96);color:var(--cyan);border:1px solid rgba(135,223,215,.32);box-shadow:0 12px 35px rgba(0,0,0,.3);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}
@media(hover:hover){.btn:not(:disabled):hover,.icon-btn:not(:disabled):hover{background-color:rgba(135,223,215,.075);border-color:rgba(135,223,215,.35)}.btn.primary:not(:disabled):hover{background:#b1eee5;box-shadow:0 0 22px rgba(135,223,215,.1)}.btn.danger:not(:disabled):hover{background-color:rgba(182,71,71,.18);border-color:rgba(218,132,128,.5)}.student-card:hover{box-shadow:var(--glass-shadow),0 0 24px rgba(135,223,215,.035)}.side-nav a:hover,.side-nav button:hover{color:var(--text);background-color:rgba(135,223,215,.045)}}
@media(max-width:760px){input,select,textarea,.exercise-fields input,.exercise-editor .form-grid.three input,.exercise-editor .form-grid.three select,.food-editor .field input,.ingredient-editor select,.ingredient-editor input{font-size:16px}.panel,.stat,.student-card,.auth-box{backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}}
@media(prefers-reduced-transparency:reduce){.sidebar,.topbar,.panel,.stat,.student-card,.auth-box,.modal{background-color:#13191b;backdrop-filter:none;-webkit-backdrop-filter:none}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}
@media(max-width:760px){.form-grid.three>.field:empty{display:none}}