:root{
  --bg: #000000;
  --panel: rgba(255,255,255,.06);
  --panel-strong: rgba(255,255,255,.1);
  --text: rgba(255,255,255,.92);
  --muted: rgba(255,255,255,.72);
  --accent: #7936B1;
  --accent2: #4AA529;
  --danger: #ff4d6d;
  --shadow: 0 18px 60px rgba(0,0,0,.45);
  --radius: 16px;
  --ring: 0 0 0 3px rgba(121,54,177,.35);
}

*{box-sizing:border-box}
html,body{height:100%}
[hidden] { display: none !important; }
body{
  margin:0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: radial-gradient(1200px 700px at 12% 0%, rgba(121,54,177,.22), transparent 55%),
              radial-gradient(1100px 700px at 88% 10%, rgba(74,165,41,.18), transparent 60%),
              var(--bg);
  color: var(--text);
}

.container{max-width:1100px;margin:0 auto;padding:0 18px}

.topbar{
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(10px);
  background: rgba(0,0,0,.55);
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.topbar__inner{
  min-height:68px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 14px;
}
.brand{display:flex;align-items:center;gap:10px}
.brand__icon{
  display:inline-flex;
  width: 40px;
  height: 40px;
  align-items:center;
  justify-content:center;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(121,54,177,.35), rgba(74,165,41,.22));
  border: 1px solid rgba(255,255,255,.1);
}
.brand__name{font-weight:700;letter-spacing:.2px}

.pill{
  display:inline-flex;
  align-items:center;
  gap: 8px;
  padding: 10px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.06);
  color: var(--muted);
  font-size: 13px;
}

.hero{padding: 30px 0 16px}
.hero__title{margin:0 0 8px;font-size: 34px}
.hero__lead{margin:0;color:var(--muted);max-width: 78ch;line-height:1.55}

.grid{
  display:grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 18px;
  padding: 18px 0;
}
@media (max-width: 900px){
  .grid{grid-template-columns:1fr}
}

.card{
  background: var(--panel);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
}
.card--wide{margin: 8px 0 26px}
.card__title{
  display:flex;
  align-items:center;
  gap: 10px;
  font-weight: 700;
  margin-bottom: 14px;
}
.material-symbols-rounded{
  font-variation-settings: "FILL" 1, "wght" 600, "GRAD" 0, "opsz" 24;
}

.qr{
  display:grid;
  place-items:center;
  border-radius: 14px;
  border: 1px dashed rgba(255,255,255,.16);
  background: rgba(0,0,0,.25);
  min-height: 320px;
  padding: 14px;
  overflow:hidden;
}
.qr__placeholder{text-align:center;color:var(--muted)}
.qr__icon{font-size: 38px; display:block; margin-bottom: 8px; color: rgba(255,255,255,.75)}
.qr__text{font-size: 14px}
.qr__ok{
  text-align:center;
  padding: 22px 16px;
}
.qr__ok-icon{
  font-size: 54px;
  color: var(--accent2);
  display:block;
  margin-bottom: 10px;
}
.qr__ok-title{font-weight: 800; font-size: 18px; letter-spacing:.2px}
.qr__ok-sub{margin-top: 6px; color: var(--muted); font-size: 13px; line-height:1.4}
.btn-logout{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 77, 109, 0.15);
  border: 1px solid var(--danger);
  color: #ff4d6d;
  padding: 8px 16px;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
  font-size: 14px;
  transition: all 0.2s;
}
.btn-logout:hover{
  background: var(--danger);
  color: #fff;
}
.btn-logout .material-symbols-rounded {
  font-size: 18px;
}
.qr__img{
  width: 280px;
  height: 280px;
  border-radius: 14px;
  background: #fff;
  padding: 10px;
}

.qr-timer{
  display:flex;
  align-items:center;
  gap: 8px;
  margin-top: 12px;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.06);
  color: rgba(255,255,255,.86);
}
.qr-timer__icon{color: rgba(74,165,41,.95)}
.qr-timer__text{font-size: 13px}

.hint{
  display:flex;
  gap: 10px;
  align-items:flex-start;
  margin-top: 14px;
  color: var(--muted);
}
.hint__icon{color: rgba(255,255,255,.78)}
.hint__text{line-height:1.5}

.stack{display:flex;flex-direction:column;gap: 12px}
.row{display:flex;justify-content:space-between;gap: 14px;align-items:baseline}
.label{color: var(--muted);font-size: 13px}
.value{font-weight: 700}
.mono{font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace}
.note{
  border-left: 3px solid rgba(121,54,177,.55);
  padding: 10px 12px;
  border-radius: 12px;
  background: rgba(121,54,177,.12);
  color: rgba(255,255,255,.86);
  line-height:1.55;
}

.form{display:flex;flex-direction:column;gap: 12px}
.form__grid{
  display:grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}
@media (max-width: 900px){
  .form__grid{grid-template-columns:1fr}
}
.field{display:flex;flex-direction:column;gap: 8px}
.field__label{color: var(--muted); font-size: 13px}
.field__input{
  background: rgba(0,0,0,.32);
  border: 1px solid rgba(255,255,255,.12);
  color: rgba(255,255,255,.92);
  border-radius: 12px;
  padding: 11px 12px;
  outline: none;
}
.field__input:focus{box-shadow: var(--ring); border-color: rgba(121,54,177,.55)}
.field--actions{justify-content:flex-end}
.btn{
  display:inline-flex;
  align-items:center;
  gap: 8px;
  justify-content:center;
  border: 1px solid rgba(255,255,255,.14);
  background: linear-gradient(135deg, rgba(121,54,177,.34), rgba(74,165,41,.22));
  color: rgba(255,255,255,.92);
  border-radius: 12px;
  padding: 11px 12px;
  cursor: pointer;
  font-weight: 700;
}
.btn:focus{box-shadow: var(--ring); outline:none}
.btn:disabled{opacity:.55; cursor:not-allowed}

.footer{
  border-top: 1px solid rgba(255,255,255,.08);
  background: rgba(0,0,0,.45);
}
.footer__inner{
  min-height:72px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 16px;
  color: rgba(255,255,255,.8);
}
.footer__muted{color: rgba(255,255,255,.6); font-size: 13px}

.toast{
  position: fixed;
  left: 50%;
  bottom: 18px;
  transform: translateX(-50%);
  max-width: min(560px, calc(100vw - 28px));
  width: fit-content;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(0,0,0,.75);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow);
}
.toast__inner{display:flex; gap: 12px; align-items:flex-start; padding: 12px 14px}
.toast__icon{color: var(--accent2)}
.toast__text{color: rgba(255,255,255,.92); line-height:1.4}

.groups-list{
  display:flex;
  flex-direction:column;
  gap: 10px;
}
.groups-list__empty{
  color: var(--muted);
  font-size: 14px;
  text-align: center;
  padding: 20px 0;
}
.groups-toolbar{
  display:flex;
  align-items:center;
  justify-content:flex-end;
  gap: 10px;
  margin-bottom: 12px;
}
.groups-toolbar__label{
  color: var(--muted);
  font-size: 13px;
}
.groups-toolbar__date{
  background: rgba(0,0,0,.32);
  border: 1px solid rgba(255,255,255,.12);
  color: rgba(255,255,255,.92);
  border-radius: 12px;
  padding: 9px 10px;
  outline: none;
}
.groups-toolbar__date:focus{box-shadow: var(--ring); border-color: rgba(121,54,177,.55)}
.group-item{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding: 12px 16px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 12px;
}
.group-item__info{
  display:flex;
  flex-direction:column;
  gap: 4px;
}
.group-item__top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 12px;
}
.group-item__name-wrap{
  display:flex;
  align-items:center;
  gap: 8px;
  min-width: 0;
}
.group-item__name{
  font-weight: 600;
  font-size: 15px;
  overflow:hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.group-item__stats{
  flex: 0 0 auto;
  font-size: 12px;
  color: rgba(255,255,255,.86);
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.05);
}
.service-dot{
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: var(--accent2);
  box-shadow: 0 0 0 3px rgba(74,165,41,.18);
  flex: 0 0 auto;
}
.group-item__id{
  font-size: 12px;
  color: var(--muted);
  font-family: monospace;
}
.group-item__actions{
  display:flex;
  align-items:center;
  gap: 10px;
}
.btn-toggle{
  background: transparent;
  border: 1px solid var(--accent);
  color: var(--accent);
  padding: 6px 12px;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
  font-size: 13px;
  transition: all 0.2s;
}
.btn-toggle:hover{
  background: rgba(121,54,177,.15);
}
.btn-toggle.is-active{
  background: var(--accent2);
  border-color: var(--accent2);
  color: #fff;
}
.btn-toggle.is-active:hover{
  background: #3e8e22;
}
.btn-toggle.btn-service{
  border-color: rgba(74,165,41,.75);
  color: rgba(74,165,41,.95);
}
.btn-toggle.btn-service:hover{
  background: rgba(74,165,41,.12);
}
.btn-toggle.btn-service.is-active{
  background: rgba(74,165,41,.16);
  border-color: rgba(74,165,41,.95);
  color: rgba(255,255,255,.92);
}
.btn-toggle.btn-reset{
  border-color: rgba(255,255,255,.18);
  color: rgba(255,255,255,.86);
}
.btn-toggle.btn-reset:hover{
  background: rgba(255,255,255,.08);
}

.modal-backdrop{
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.65);
  backdrop-filter: blur(4px);
  display: grid;
  place-items: center;
  z-index: 100;
  padding: 20px;
}
.modal{
  background: var(--panel);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
  width: 100%;
  max-width: 420px;
  background: #111;
}
.modal__title{
  margin: 0 0 12px;
  font-size: 20px;
  color: #fff;
}
.modal__text{
  margin: 0 0 24px;
  color: var(--muted);
  line-height: 1.5;
  font-size: 15px;
}
.modal__actions{
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}
.btn{
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 10px 18px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s;
}
.btn:hover{
  background: #6a2a9e;
}
.btn--outline{
  background: transparent;
  border: 1px solid rgba(255,255,255,.2);
  color: var(--text);
}
.btn--outline:hover{
  background: rgba(255,255,255,.1);
}
.btn--danger{
  background: var(--danger);
}
.btn--danger:hover{
  background: #e03f5c;
}