:root{
  --bg:#f7f5fb; --surface:#ffffff; --ink:#1f1730; --muted:#7d7488; --line:#e7e0ef;
  --deep:#160022; --purple:#6c4dff; --pink:#d93b91; --cyan:#49cff0; --yellow:#ffd84d;
  --green:#23895b; --red:#c64a50; --orange:#d7862f;
  --shadow:0 18px 50px rgba(22,0,34,.08); --radius:24px;
}
*{box-sizing:border-box}
body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--ink)}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
.hidden{display:none!important}
.auth-shell{min-height:100vh;display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center;padding:56px;position:relative;overflow:hidden;background:
radial-gradient(circle at 10% 10%,rgba(217,59,145,.11),transparent 25%),
radial-gradient(circle at 90% 90%,rgba(73,207,240,.14),transparent 28%),#faf9fc}
.auth-shell:before{content:"";position:absolute;width:360px;height:360px;border-radius:50%;background:linear-gradient(140deg,var(--pink),var(--purple),var(--cyan));filter:blur(120px);opacity:.14;left:30%;top:30%}
.auth-brand,.auth-card{position:relative;z-index:1}
.logo{width:250px;max-width:70%}
.brand-copy{margin-top:40px;max-width:620px}
.eyebrow{font-size:11px;letter-spacing:.16em;font-weight:800;color:var(--purple)}
.eyebrow.light{color:rgba(255,255,255,.78)}
.auth-brand h1{font-size:64px;line-height:1;margin:12px 0 18px;letter-spacing:-.04em}
.auth-brand p{font-size:19px;line-height:1.6;color:var(--muted)}
.glass{background:rgba(255,255,255,.86);backdrop-filter:blur(18px);border:1px solid rgba(255,255,255,.8)}
.auth-card{padding:30px;border-radius:32px;box-shadow:var(--shadow);max-width:500px;width:100%;justify-self:end}
.auth-tabs{display:flex;background:#f1edf5;border-radius:14px;padding:5px;margin-bottom:26px}
.tab{border:0;background:transparent;padding:11px 18px;border-radius:10px;flex:1;font-weight:700;color:var(--muted)}
.tab.active{background:#fff;color:var(--deep);box-shadow:0 8px 22px rgba(22,0,34,.08)}
.auth-form{display:grid;gap:16px}
label{display:grid;gap:7px;font-size:13px;font-weight:700;color:#3a3042}
input,select,textarea{width:100%;border:1px solid var(--line);background:#fff;border-radius:14px;padding:12px 14px;outline:none;color:var(--ink)}
input:focus,select:focus,textarea:focus{border-color:#bcaeff;box-shadow:0 0 0 4px rgba(108,77,255,.08)}
textarea{resize:vertical}
.btn{border:0;border-radius:14px;padding:12px 16px;font-weight:800;transition:.2s ease}
.btn:hover{transform:translateY(-1px)}
.btn.primary{background:linear-gradient(135deg,var(--pink),var(--purple));color:white;box-shadow:0 10px 24px rgba(108,77,255,.2)}
.btn.secondary{background:var(--deep);color:#fff}
.btn.ghost{background:#f3eff7;color:var(--deep)}
.btn.tiny{padding:9px 12px;font-size:12px}
.demo-buttons{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.or{text-align:center;position:relative;color:var(--muted);font-size:12px;margin:2px 0}
.or:before,.or:after{content:"";position:absolute;top:50%;width:39%;height:1px;background:var(--line)}
.or:before{left:0}.or:after{right:0}
.or span{background:#fff;padding:0 8px;position:relative;z-index:1}
.fine,.setup-note{font-size:12px;color:var(--muted);line-height:1.5}
.setup-note{margin-top:22px;background:#f7f3fb;padding:14px;border-radius:14px;display:grid;gap:4px}
.app-shell{min-height:100vh;display:grid;grid-template-columns:250px 1fr}
.sidebar{background:var(--deep);color:#fff;padding:24px 18px;display:flex;flex-direction:column;min-height:100vh;position:sticky;top:0;height:100vh}
.side-brand img{width:180px;filter:brightness(1.15)}
.side-brand{padding:4px 10px 30px}
.sidebar nav{display:grid;gap:7px}
.nav-btn{border:0;background:transparent;color:rgba(255,255,255,.72);text-align:left;padding:12px 14px;border-radius:14px;font-weight:700}
.nav-btn.active,.nav-btn:hover{background:rgba(255,255,255,.11);color:#fff}
.side-bottom{margin-top:auto;display:grid;gap:12px}
.profile-chip{display:flex;gap:10px;align-items:center}
.profile-chip small{display:block;color:rgba(255,255,255,.55);margin-top:2px}
.avatar,.large-avatar{display:grid;place-items:center;border-radius:50%;background:linear-gradient(135deg,var(--pink),var(--purple),var(--cyan));color:white;font-weight:900}
.avatar{width:40px;height:40px;font-size:12px}.large-avatar{width:74px;height:74px;font-size:20px}
.main{padding:30px 34px 70px;min-width:0}
.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}
.topbar h2{margin:5px 0 0;font-size:31px;letter-spacing:-.03em}
.top-actions{display:flex;gap:10px;align-items:center}
#month-picker{width:auto;background:#fff}
.icon-btn{border:0;background:#f0ebf5;color:var(--deep);border-radius:12px;padding:10px 12px;font-weight:800}
#mobile-menu{display:none}
.hero-card{border-radius:28px;padding:30px;color:#fff;display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;box-shadow:var(--shadow)}
.gradient{background:linear-gradient(135deg,#160022 0%,#4b1b77 45%,#6c4dff 72%,#49cff0 135%)}
.hero-card h3{font-size:32px;margin:7px 0 6px}.hero-card p{margin:0;color:rgba(255,255,255,.7)}
.pulse-dot{width:18px;height:18px;border-radius:50%;background:#72efb4;box-shadow:0 0 0 10px rgba(114,239,180,.14)}
.grid{display:grid;gap:20px}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}.grid.compact{gap:12px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:0 10px 30px rgba(22,0,34,.035);margin-bottom:20px}
.card h3{margin:5px 0 0;font-size:20px}.card-head{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:18px}
.segmented{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:14px 0}
.seg{padding:12px;border-radius:13px;border:1px solid var(--line);background:#fff;color:var(--deep);font-weight:800}
.seg.active{background:var(--deep);color:#fff;border-color:var(--deep)}
.compact-label{margin-top:12px}
.pill{display:inline-flex;align-items:center;padding:7px 10px;border-radius:999px;font-size:11px;font-weight:800}
.pill.neutral{background:#f0edf4;color:#655a6f}.pill.good{background:#e8f7ef;color:#207a51}.pill.warn{background:#fff3df;color:#a76513}.pill.bad{background:#fdecee;color:#a83d47}.pill.info{background:#eaf8fc;color:#237b91}
.activity-list{display:grid;gap:11px}
.activity-item{display:grid;grid-template-columns:1fr auto;gap:12px;padding:14px 16px;border:1px solid var(--line);border-radius:16px;background:#fff}
.activity-item strong{display:block}.activity-item small{display:block;margin-top:5px;color:var(--muted);line-height:1.4}
.activity-right{text-align:right;min-width:100px}
.muted{color:var(--muted)}
.metrics{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px;margin-bottom:20px}
.metric{background:#fff;border:1px solid var(--line);border-radius:20px;padding:18px}
.metric small{color:var(--muted);font-weight:700}.metric strong{display:block;font-size:26px;margin-top:8px;letter-spacing:-.03em}
.metric .trend{font-size:11px;margin-top:5px;color:var(--green)}
.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:16px}
.data-table{border-collapse:collapse;width:100%;min-width:850px;background:#fff}
.data-table th,.data-table td{padding:13px 14px;border-bottom:1px solid var(--line);text-align:left;font-size:13px;white-space:nowrap}
.data-table th{font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);background:#faf8fc}
.data-table tr:last-child td{border-bottom:0}
.bar-list{display:grid;gap:14px}.bar-row{display:grid;grid-template-columns:110px 1fr 42px;gap:10px;align-items:center;font-size:12px}
.bar-track{height:10px;background:#f0edf4;border-radius:999px;overflow:hidden}.bar-fill{height:100%;background:linear-gradient(90deg,var(--pink),var(--purple),var(--cyan));border-radius:999px}
.profile-card{display:flex;align-items:center;gap:18px}
.brand-swatches{display:flex;gap:10px;margin-top:18px}.brand-swatches span{width:42px;height:42px;border-radius:13px;border:3px solid white;box-shadow:0 0 0 1px var(--line)}
.weight-row{display:grid;grid-template-columns:1fr 90px;gap:10px;align-items:center;margin:12px 0}
dialog{border:0;background:transparent;padding:0}dialog::backdrop{background:rgba(22,0,34,.55);backdrop-filter:blur(5px)}
.dialog-card{background:#fff;border-radius:24px;padding:22px;width:min(480px,calc(100vw - 28px));box-shadow:var(--shadow);display:grid;gap:14px}
.toast{position:fixed;right:24px;bottom:24px;background:var(--deep);color:#fff;padding:12px 16px;border-radius:14px;box-shadow:var(--shadow);z-index:99;opacity:0;transform:translateY(10px);pointer-events:none;transition:.25s}
.toast.show{opacity:1;transform:translateY(0)}
@media(max-width:1000px){
  .auth-shell{grid-template-columns:1fr;padding:32px}.auth-card{justify-self:stretch;max-width:none}.auth-brand h1{font-size:46px}
  .app-shell{grid-template-columns:1fr}.sidebar{position:fixed;left:-270px;z-index:30;width:250px;transition:.25s}.sidebar.open{left:0}
  #mobile-menu{display:block}.main{padding:22px}.metrics{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:700px){
  .grid.two,.grid.three{grid-template-columns:1fr}.metrics{grid-template-columns:1fr 1fr}.main{padding:16px}.topbar h2{font-size:24px}
  .hero-card h3{font-size:26px}.auth-shell{padding:20px}.auth-brand p{font-size:16px}.auth-brand h1{font-size:42px}
  .demo-buttons{grid-template-columns:1fr}.activity-item{grid-template-columns:1fr}.activity-right{text-align:left}
}

.attendance-actions { display:flex; flex-wrap:wrap; gap:10px; margin:8px 0 22px; }
.attendance-actions .btn:disabled { opacity:.45; cursor:not-allowed; }
.task-card{padding:16px;border:1px solid rgba(255,255,255,.08);border-radius:16px;margin-bottom:12px;background:rgba(255,255,255,.02)}
.task-card p{margin:8px 0;color:var(--muted,#9aa0ad);line-height:1.5}
.chat-messages{height:420px;overflow:auto;display:flex;flex-direction:column;gap:10px;padding:12px;background:rgba(0,0,0,.08);border-radius:14px;margin-bottom:12px}
.chat-bubble{max-width:78%;padding:10px 12px;border-radius:14px;line-height:1.45;word-break:break-word}.chat-bubble.mine{align-self:flex-end}.chat-bubble.theirs{align-self:flex-start}.chat-bubble small{display:block;margin-top:4px;opacity:.65;font-size:11px}.chat-compose{display:flex;gap:8px}.chat-compose input{flex:1}.chat-layout{align-items:start}