:root{--text:#cabfdd;--text-h:#fff;--text-dim:#cabfdda6;--surface:#1811268c;--surface-solid:#150f22;--border:#ffffff17;--border-strong:#ae8ac659;--accent:#8b5cf6;--accent-hover:#7c3aed;--accent-bg:#8b5cf629;--danger:#f87171;--danger-bg:#f8717124;--shadow:#0000008c 0 20px 45px -10px, #0006 0 6px 16px -4px;--sans:system-ui, "Segoe UI", Roboto, sans-serif;font:16px/1.5 var(--sans);--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;color:var(--text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box}html,body{min-height:100%;margin:0}h1,h2,h3{font-family:var(--sans);color:var(--text-h);margin:0;font-weight:600}.site-bg{filter:blur();background-position:50%;background-size:cover;transition:filter .5s,transform .5s;position:fixed;inset:0;transform:scale(1)}.site-bg-blurred{filter:blur(28px);transform:scale(1.08)}.site-overlay{opacity:0;pointer-events:none;background:linear-gradient(#0b07128c,#0b0712d9);transition:opacity .5s;position:fixed;inset:0}.site-overlay-visible{opacity:1}.site-shine{pointer-events:none;position:fixed;inset:0;overflow:hidden}.site-shine:before{content:"";background:linear-gradient(75deg,#0000 0%,#ffffff14 45%,#c49eff33 50%,#ffffff14 55%,#0000 100%);width:35%;height:220%;animation:7s ease-in-out infinite shineSweep;position:absolute;top:-60%;left:-60%;transform:rotate(8deg)}@keyframes shineSweep{0%{left:-60%}35%,to{left:130%}}.site-sparkle{color:#c49eff73;text-shadow:0 0 14px #8b5cf68c;pointer-events:none;font-weight:700;animation-name:sparkleFloat;animation-timing-function:ease-in-out;animation-iteration-count:infinite;position:fixed}@keyframes sparkleFloat{0%,to{opacity:.12;transform:translateY(0)}50%{opacity:.55;transform:translateY(-16px)}}.site-logo-reveal{opacity:0;pointer-events:none;filter:drop-shadow(0 0 #8b5cf600);width:min(340px,55vw);transition:opacity .6s,transform .6s,filter .6s;position:fixed;top:50%;left:50%;transform:translate(-50%,-50%)scale(.8)}@media (width>=768px){.site-logo-reveal{width:480px}}.site-logo-revealed{opacity:1;filter:drop-shadow(0 0 36px #8b5cf699)drop-shadow(0 0 80px #8b5cf64d);transform:translate(-50%,-50%)scale(1)}.site-logo-hidden{opacity:0;transition:opacity .5s,transform .5s,filter .5s;transform:translate(-50%,-50%)scale(1.12)}.app{opacity:0;max-width:1000px;margin:0 auto;padding:32px 24px 80px;transition:opacity .5s,transform .5s;transform:translateY(14px)}.app-visible{opacity:1;transform:translateY(0)}.app-header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:24px;display:flex}.brand{align-items:center;gap:12px;display:flex}.brand-logo{object-fit:contain;width:40px;height:40px}.app-header h1{font-size:28px}.btn-primary,.btn-secondary,.btn-danger{font:inherit;cursor:pointer;border:1px solid #0000;border-radius:8px;padding:9px 16px;font-size:14px;font-weight:600;transition:background-color .15s,border-color .15s}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover)}.btn-primary:disabled{opacity:.6;cursor:not-allowed}.btn-secondary{color:var(--text);border-color:var(--border);background:0 0}.btn-secondary:hover{background:#ffffff0f}.btn-danger{background:var(--danger-bg);color:var(--danger);border-color:#0000}.btn-danger:hover{opacity:.85}.table-wrap{border:1px solid var(--border);background:var(--surface);-webkit-backdrop-filter:blur(24px)saturate(140%);box-shadow:var(--shadow);border-radius:12px;overflow-x:auto}.students-table{border-collapse:collapse;width:100%;min-width:640px;font-size:14px}.students-table th,.students-table td{text-align:left;border-bottom:1px solid var(--border);white-space:nowrap;padding:12px 16px}.students-table th{color:var(--text-dim);text-transform:uppercase;letter-spacing:.04em;font-size:12px;font-weight:600}.students-table tbody tr:last-child td{border-bottom:none}.student-row{cursor:pointer;transition:background-color .1s}.student-row:hover{background:var(--accent-bg)}.student-name{color:var(--text-h);font-weight:600}.sessions-left-zero{color:var(--danger);font-weight:600}.empty-state{color:var(--text-dim);text-align:center;padding:32px 16px}.form-error{color:var(--danger);margin:8px 0;font-size:14px}.modal-overlay{z-index:100;background:#0000008c;justify-content:center;align-items:center;padding:20px;display:flex;position:fixed;inset:0}.modal{background:var(--surface-solid);border:1px solid var(--border-strong);box-shadow:var(--shadow);border-radius:14px;width:100%;max-width:520px;max-height:90vh;padding:28px;position:relative;overflow-y:auto}.modal-small{max-width:420px}.modal-close{color:var(--text);cursor:pointer;background:0 0;border:none;border-radius:6px;padding:4px 8px;font-size:24px;line-height:1;position:absolute;top:16px;right:16px}.modal-close:hover{background:#ffffff14}.modal-header h2{font-size:22px}.modal-phone{color:var(--text-dim);margin-top:4px}.modal-stats{gap:24px;margin:18px 0;display:flex}.stat{flex-direction:column;display:flex}.stat-value{color:var(--text-h);font-size:22px;font-weight:700}.stat-label{text-transform:uppercase;letter-spacing:.04em;color:var(--text-dim);font-size:12px}.modal-header-actions{gap:10px;margin-bottom:8px;display:flex}.edit-info-form,.add-session-form{flex-direction:column;gap:14px;display:flex}.edit-info-form label,.add-session-form label{color:var(--text);flex-direction:column;gap:6px;font-size:13px;font-weight:600;display:flex}.edit-info-form input,.add-session-form input{font:inherit;border:1px solid var(--border);color:var(--text-h);background:#0000004d;border-radius:8px;padding:9px 12px;font-size:14px}.edit-info-form input:focus,.add-session-form input:focus{outline:2px solid var(--accent);outline-offset:1px}.form-actions{justify-content:flex-end;gap:10px;margin-top:6px;display:flex}.add-session-form{border:1px solid var(--border);background:#0003;border-radius:10px;margin-bottom:16px;padding:16px}.sessions-section{border-top:1px solid var(--border);margin-top:20px;padding-top:20px}.sessions-section-header{justify-content:space-between;align-items:center;margin-bottom:14px;display:flex}.sessions-section-header h3{font-size:16px}.session-list{flex-direction:column;gap:8px;margin:0;padding:0;list-style:none;display:flex}.session-item{border:1px solid var(--border);background:#0000002e;border-radius:10px;padding:12px 14px;position:relative}.session-main{justify-content:space-between;align-items:center;padding-right:60px;display:flex}.session-date{color:var(--text-h);font-size:14px;font-weight:600}.session-duration{color:var(--accent);font-size:13px;font-weight:600}.session-notes{color:var(--text-dim);margin-top:6px;font-size:13px}.session-delete{color:var(--danger);cursor:pointer;background:0 0;border:none;padding:4px 6px;font-size:12px;position:absolute;top:10px;right:12px}.session-delete:hover{text-decoration:underline}