:root{
  --bg: linear-gradient(135deg,#071026 0%, #0b1530 100%);
  --surface: rgba(20,24,32,0.56);
  --dark: #E6F0FF;
  --muted-dark: #c9d8ee;
  --light: #6FB3FF;
  --accent: #4DA3FF;
  --muted: rgba(255,255,255,0.03);
  --card-shadow: 0 18px 48px rgba(2,6,23,0.6);
}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
*{box-sizing:border-box;font-family:Inter,Segoe UI,Arial,sans-serif}
.container{max-width:1024px;margin:0;padding:36px;border-radius:14px;background:var(--surface);box-shadow:var(--card-shadow);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,0.06)}

/* Wider container when admin settings are shown */
.container.wide-admin{max-width:1800px;width:calc(100% - 160px);padding-left:80px;padding-right:80px}

/* Full-viewport centering and modern background */
html,body{height:100%}
body{margin:0;min-height:100vh;display:flex;align-items:center;justify-content:center;padding:32px;color:var(--muted-dark);-webkit-font-smoothing:antialiased;background:var(--bg)}

/* subtle noise overlay for texture */
body::before{content:'';position:fixed;inset:0;pointer-events:none;opacity:0.45;mix-blend-mode:overlay;background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200' viewBox='0 0 200 200'><filter id='n'><feTurbulence baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='200' height='200' filter='url(%23n)' fill='black' opacity='0.02'/></svg>");}

/* glassmorphism container */
.container{max-width:1024px;margin:0;padding:36px;border-radius:14px;background:var(--surface);box-shadow:var(--card-shadow);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,0.06)}
.center{text-align:center}
h1{color:var(--dark);margin-bottom:12px}
h2{color:var(--dark);margin-bottom:8px}
.btn{border:0;padding:12px 18px;border-radius:10px;background:transparent;color:var(--dark);cursor:pointer;border:1px solid rgba(255,255,255,0.06);transition:all .18s;display:inline-flex;align-items:center;gap:8px}
.btn.primary{background:linear-gradient(180deg, rgba(77,163,255,0.14), rgba(34,90,160,0.22));color:var(--dark);border-color:transparent;box-shadow:0 8px 30px rgba(2,6,23,0.45)}
.btn:hover{transform:translateY(-3px);box-shadow:0 10px 36px rgba(2,6,23,0.55)}
.btn .icon{display:inline-flex;align-items:center;justify-content:center;font-size:16px}
.btn .label{margin-left:8px}
.start-wrap{display:inline-block;position:relative}
.start-btn{width:180px;height:60px;font-size:18px;font-weight:700;padding:14px 20px}
.start-wrap.expand .start-btn{width:100%;border-radius:14px;height:68px;transition:width .45s ease,height .3s ease}
.start-wrap .drop{max-height:0;overflow:hidden;transition:max-height .45s ease,opacity .25s ease;margin-top:8px;padding:24px}
.start-wrap.expand .drop{max-height:420px;opacity:1;padding:48px}
.fade-in{animation:fadeIn .32s ease both}
@keyframes fadeIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

/* button loading spinner */
.btn.loading{position:relative;color:transparent}
.btn.loading::after{content:'';position:absolute;left:50%;top:50%;width:18px;height:18px;margin:-9px 0 0 -9px;border-radius:50%;border:2px solid rgba(255,255,255,0.2);border-top-color:white;animation:spin .85s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

.toast{position:fixed;right:20px;bottom:20px;background:rgba(255,255,255,0.06);color:var(--dark);padding:10px 14px;border-radius:8px;box-shadow:0 8px 30px rgba(2,6,23,0.45);z-index:1200}
/* modal */
.modal{position:fixed;left:0;top:0;right:0;bottom:0;display:flex;align-items:center;justify-content:center;background:rgba(7,48,74,0.28);z-index:1400}
.modal.hidden{display:none}
.modalContent{background:rgba(10,14,20,0.6);padding:20px;border-radius:12px;max-width:420px;box-shadow:0 18px 60px rgba(2,6,23,0.6);border:1px solid rgba(255,255,255,0.04)}
.modalActions{display:flex;gap:8px;justify-content:flex-end;margin-top:12px}
.btn.ghost{background:transparent;border:1px solid rgba(7,48,74,0.06);color:var(--muted-dark)}

/* user card micro-interactions */
.user.enter{animation:cardEnter .32s cubic-bezier(.2,.9,.3,1) both}
@keyframes cardEnter{from{opacity:0;transform:translateY(10px) scale(.995)}to{opacity:1;transform:none}}
.user{position:relative;background:linear-gradient(180deg, rgba(255,255,255,0.02), rgba(10,14,20,0.48));box-shadow:0 12px 36px rgba(2,6,23,0.5);border-radius:12px;padding:20px 18px;border:1px solid rgba(255,255,255,0.04);transition:transform .18s,box-shadow .18s;color:var(--muted-dark)}
.user:hover{transform:translateY(-8px);box-shadow:0 22px 50px rgba(2,6,23,0.58)}
/* colored accent on the left to increase visibility */
.user::before{content:'';position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:6px;background:var(--dept-accent, linear-gradient(180deg,var(--accent),var(--light)));box-shadow:0 6px 18px rgba(77,163,255,0.08)}
/* ensure content doesn't clash with accent */
.user{padding-left:26px}
.save-pill{position:absolute;right:12px;top:12px;background:rgba(255,255,255,0.04);color:var(--dark);padding:6px 10px;border-radius:999px;font-size:12px;font-weight:600;opacity:0;transform:translateY(-6px);transition:all .22s;border:1px solid rgba(255,255,255,0.02)}
.user.has-unsaved .save-pill{opacity:1;transform:none}
.save-pill.saving{background:#f0ad4e}
.save-pill.saved{background:#4bb543}

/* toggle checkbox */
.toggle-checkbox{appearance:none;-webkit-appearance:none;width:20px;height:20px;border-radius:4px;background:transparent;position:relative;cursor:pointer;outline:none;border:2px solid rgba(255,255,255,0.12);transition:background .14s,box-shadow .14s}
.toggle-checkbox:after{content:'';position:absolute;left:50%;top:50%;width:12px;height:12px;transform:translate(-50%,-50%);background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path d='M20 6L9 17l-5-5' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round' fill='none'/></svg>");background-size:12px 12px;background-position:center;background-repeat:no-repeat;opacity:0;transition:opacity .12s}
.toggle-checkbox:checked{background:linear-gradient(135deg,var(--accent),var(--light));border-color:transparent}
.toggle-checkbox:checked:after{opacity:1}
.toggle-checkbox:focus{box-shadow:0 6px 20px rgba(77,163,255,0.12);border-color:var(--accent)}

/* smooth valid state */
.field input{transition:box-shadow .12s,border-color .12s;background:transparent;border:0;border-bottom:1px solid rgba(10,16,32,0.04);padding:8px 8px;color:inherit;font-size:14px}
.field input::placeholder{color:rgba(10,16,32,0.34)}
.field input:focus{outline:none;border-bottom-color:var(--accent);box-shadow:0 6px 16px rgba(77,163,255,0.05)}

.required{color:#b33;margin-left:6px}
.field .checkboxRow{display:flex;flex-direction:row;align-items:center;justify-content:space-between;gap:12px}
.field .checkboxRow .checkboxLeft{display:flex;flex-direction:column;align-items:flex-start}
.field .checkboxRow label{margin:0;font-size:14px;line-height:1.2;color:#0b2540;padding:0}
.field .checkboxRow input{margin:0;margin-left:8px}

.checkboxStatus{font-size:12px;color:rgba(10,16,32,0.7);margin-top:6px}

.drop{margin-top:18px;padding:36px;border:2px dashed var(--light);border-radius:12px;background:linear-gradient(180deg,var(--muted),#ffffff);display:flex;align-items:center;justify-content:center}
.drop .dropText{font-size:18px;color:var(--muted-dark)}
.hidden{display:none}
.fileLabel{color:var(--dark);cursor:pointer;font-weight:600}
input[type=file]{display:none}
.row{display:flex;gap:12px;margin:12px 0}
.row label{flex:1;display:flex;flex-direction:column;font-size:15px}
.row label input, .row label select, .row input[type=text]{padding:12px;border-radius:8px;border:1px solid rgba(255,255,255,0.04);background:transparent;color:var(--dark);font-size:15px}
.actions{margin-top:16px;display:flex;gap:8px;align-items:center}
.share{width:100%;height:48px;padding:8px;border:1px solid #dfeaf6;border-radius:6px}
.user h3{margin:0 0 8px 0;font-size:15px;color:var(--dark);font-weight:700}
#usersList .user{margin-bottom:14px}
.cardHeader{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:8px}
.cardHeader .headerActions{display:flex;gap:8px;align-items:center}
.btn.small{padding:6px 8px;border-radius:8px;font-size:13px}
.btn.ghost{background:transparent;border:1px solid rgba(255,255,255,0.04);color:var(--dark);padding:6px 10px}

/* card header remove button icon */
.cardHeader .btn.ghost svg{color:rgba(255,255,255,0.65)}
.cardHeader .btn.ghost:hover{background:rgba(255,255,255,0.02)}

/* avatar styles */
.headerLeft{display:flex;align-items:center;gap:12px}
.avatar{width:44px;height:44px;border-radius:10px;flex-shrink:0;display:flex;align-items:center;justify-content:center;background:var(--dept-accent, linear-gradient(135deg,var(--accent),var(--light)));color:white;font-weight:700;font-size:14px;box-shadow:0 6px 18px rgba(2,6,23,0.45)}
.avatar.small{width:36px;height:36px;border-radius:8px;font-size:13px}
.avatar.empty{background:rgba(255,255,255,0.03);color:var(--dark);border:1px solid rgba(255,255,255,0.02)}
.compact .fieldRow{flex-direction:row}
.compact .field{flex:initial;min-width:140px}
.fieldRow{display:flex;flex-wrap:wrap;gap:16px;row-gap:16px;align-items:flex-start;justify-content:flex-start}
.field{flex:1 1 220px;display:flex;flex-direction:column;background:linear-gradient(180deg, rgba(240,246,255,0.78) 0%, rgba(246,250,255,0.7) 100%);padding:10px;border-radius:8px;border:1px solid rgba(77,163,255,0.06);color:#071026;box-shadow:0 6px 14px rgba(2,6,23,0.05), inset 0 1px 0 rgba(255,255,255,0.6);transition:box-shadow .12s,border-color .12s;min-width:160px;max-width:520px;margin-bottom:12px}
.field:focus-within{box-shadow:0 12px 28px rgba(77,163,255,0.06);border-color:rgba(77,163,255,0.08)}
.field > label{font-size:12px;color:#0b2540;font-weight:600;margin-bottom:6px}
.field .toggle-checkbox{border:2px solid rgba(10,16,32,0.12)}
.field .toggle-checkbox:after{filter:drop-shadow(0 1px 0 rgba(0,0,0,0.08))}
.muted{color:#436b86;font-size:13px}
.pill{display:inline-block;padding:6px 10px;border-radius:999px;background:var(--light);color:white;font-weight:600}
.expired{color:#b33}
.errorText{color:#b33;font-size:13px;margin-top:6px}
.invalid{border-color:#E94B3C !important;box-shadow:0 0 0 3px rgba(233,75,60,0.06)}
@media(max-width:700px){.row{flex-direction:column}.actions{flex-direction:column}}
@media(max-width:520px){
  .start-btn{width:100%}
  .row label input, .row label select, .row input[type=text]{padding:12px}
  .btn{padding:12px}
  .save-pill{display:none}
}