*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

:root{
  --black:#0a0a0a;
  --white:#ffffff;
  --gray-50:#fafafa;
  --gray-100:#f5f5f5;
  --gray-200:#e8e8e8;
  --gray-300:#d0d0d0;
  --gray-400:#b0b0b0;
  --gray-500:#888888;
  --gray-700:#444444;
  --sidebar:#0f0f10;
  --sidebar-hover:#1c1c1f;
  --green:#16a34a;
  --red:#dc2626;
  --font:'Inter','Segoe UI',Roboto,system-ui,sans-serif;
  --sb-w:250px;
}

html,body{height:100%}
body{
  font-family:var(--font);
  background:var(--gray-100);
  color:var(--black);
  -webkit-font-smoothing:antialiased;
}

/* ── Guard ── */
.guard{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;background:var(--gray-100);z-index:100}
.guard__box{text-align:center;color:var(--gray-700)}
.guard__spinner{width:40px;height:40px;margin:0 auto 1rem;border:3px solid var(--gray-300);border-top-color:var(--black);border-radius:50%;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* ── Layout ── */
.admin{display:flex;min-height:100vh}

/* ── Sidebar ── */
.sidebar{
  width:var(--sb-w);flex-shrink:0;background:var(--sidebar);color:#e5e5e5;
  display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:40;
}
.sidebar__brand{display:flex;align-items:center;gap:.7rem;padding:1.4rem 1.4rem;border-bottom:1px solid rgba(255,255,255,.08)}
.sidebar__logo{
  display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;
  background:var(--white);color:var(--black);font-weight:800;border-radius:9px;font-size:.95rem;letter-spacing:.5px;
}
.sidebar__brandText{font-weight:600;font-size:1.02rem;color:var(--white)}
.sidebar__nav{padding:1rem .8rem;display:flex;flex-direction:column;gap:.25rem;flex:1}
.sidebar__link{
  display:flex;align-items:center;gap:.8rem;width:100%;padding:.75rem .9rem;border:none;background:none;
  color:#c9c9c9;font-family:inherit;font-size:.95rem;font-weight:500;border-radius:9px;cursor:pointer;text-align:left;
  transition:background .15s,color .15s;
}
.sidebar__link svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}
.sidebar__link:hover{background:var(--sidebar-hover);color:var(--white)}
.sidebar__link.is-active{background:var(--white);color:var(--black)}
.sidebar__foot{padding:1rem 1.4rem;border-top:1px solid rgba(255,255,255,.08)}
.sidebar__back{color:#9a9a9a;text-decoration:none;font-size:.9rem;font-weight:500}
.sidebar__back:hover{color:var(--white)}

/* ── Main ── */
.main{flex:1;margin-left:var(--sb-w);display:flex;flex-direction:column;min-width:0}

.topbar{
  height:64px;background:var(--white);border-bottom:1px solid var(--gray-200);
  display:flex;align-items:center;gap:1rem;padding:0 1.6rem;position:sticky;top:0;z-index:30;
}
.topbar__burger{display:none;flex-direction:column;gap:4px;background:none;border:none;cursor:pointer;padding:6px}
.topbar__burger span{display:block;width:22px;height:2px;background:var(--black);border-radius:2px}
.topbar__title{font-size:1.15rem;font-weight:700}
.topbar__spacer{flex:1}
.topbar__user{display:flex;align-items:center;gap:.7rem}
.topbar__avatar{
  width:34px;height:34px;border-radius:50%;background:var(--black);color:var(--white);
  display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:.9rem;
}
.topbar__name{font-weight:600;font-size:.92rem}
.topbar__logout{
  background:none;border:1px solid var(--gray-300);color:var(--gray-700);padding:.45rem .9rem;border-radius:8px;
  font-family:inherit;font-size:.88rem;font-weight:600;cursor:pointer;transition:.15s;
}
.topbar__logout:hover{border-color:var(--red);color:var(--red)}

.content{padding:1.8rem 1.6rem;max-width:1500px;width:100%}

.view{display:none}
.view.is-active{display:block}

/* ── Summary cards ── */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:1rem;margin-bottom:1.6rem}
.card{background:var(--white);border:1px solid var(--gray-200);border-radius:12px;padding:1.2rem 1.3rem}
.card__label{color:var(--gray-500);font-size:.82rem;font-weight:600;text-transform:uppercase;letter-spacing:.4px}
.card__value{font-size:1.8rem;font-weight:800;margin-top:.35rem}

/* ── Panel ── */
.panel{background:var(--white);border:1px solid var(--gray-200);border-radius:14px;overflow:hidden}
.panel__head{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:1.3rem 1.5rem;flex-wrap:wrap}
.panel__title{font-size:1.25rem;font-weight:700}
.panel__hint{padding:0 1.5rem 1rem;color:var(--gray-500);font-size:.92rem;margin-top:-.4rem}
.panel__actions{display:flex;gap:.6rem;flex-wrap:wrap}

/* ── Buttons ── */
.btn{
  display:inline-flex;align-items:center;gap:.5rem;padding:.6rem 1.1rem;border-radius:9px;border:1px solid transparent;
  font-family:inherit;font-size:.9rem;font-weight:600;cursor:pointer;transition:.15s;white-space:nowrap;
}
.btn svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.btn--dark{background:var(--black);color:var(--white)}
.btn--dark:hover{opacity:.88}
.btn--primary{background:var(--black);color:var(--white)}
.btn--primary:hover{opacity:.88}
.btn--ghost{background:var(--white);color:var(--gray-700);border-color:var(--gray-300)}
.btn--ghost:hover{border-color:var(--black);color:var(--black)}
.btn:disabled{opacity:.55;cursor:default}

/* ── Filters ── */
.filters{padding:0 1.5rem 1.3rem;border-bottom:1px solid var(--gray-200)}
.filters__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:.9rem}
.field{display:flex;flex-direction:column;gap:.35rem}
.field--wide{grid-column:span 2}
.field>span{font-size:.8rem;font-weight:600;color:var(--gray-700)}
.field input,.field select{
  font-family:inherit;font-size:.92rem;padding:.55rem .7rem;border:1px solid var(--gray-300);border-radius:8px;
  background:var(--white);color:var(--black);width:100%;
}
.field input:focus,.field select:focus{outline:none;border-color:var(--black)}
.filters__actions{display:flex;gap:.6rem;margin-top:1rem}

/* ── Table ── */
.table-wrap{overflow-x:auto}
.tbl{width:100%;border-collapse:collapse;font-size:.88rem}
.tbl thead th{
  text-align:left;padding:.85rem 1rem;background:var(--gray-50);color:var(--gray-700);
  font-weight:700;font-size:.78rem;text-transform:uppercase;letter-spacing:.3px;
  border-bottom:1px solid var(--gray-200);white-space:nowrap;position:sticky;top:0;
}
.tbl tbody td{padding:.85rem 1rem;border-bottom:1px solid var(--gray-100);vertical-align:top}
.tbl tbody tr:hover{background:var(--gray-50)}
.tbl__empty{text-align:center;color:var(--gray-500);padding:2.5rem 1rem}
.tbl .num{text-align:right;font-variant-numeric:tabular-nums}
.cell-date{color:var(--gray-500);white-space:nowrap;font-size:.82rem}
.cell-name{font-weight:600}
.cell-email{color:var(--gray-700)}
.disc-list{display:flex;flex-direction:column;gap:.2rem;min-width:230px}
.disc-list span{font-size:.83rem;color:var(--gray-700)}

.badge{display:inline-block;padding:.28rem .6rem;border-radius:999px;font-size:.75rem;font-weight:700;white-space:nowrap}
.badge--paid{background:#dcfce7;color:#15803d}
.badge--unpaid{background:#fee2e2;color:#b91c1c}
.badge--role{background:var(--black);color:var(--white)}
.badge--yes{background:#dcfce7;color:#15803d}
.badge--no{background:var(--gray-200);color:var(--gray-700)}

/* ── Pager ── */
.pager{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:1.1rem 1.5rem;flex-wrap:wrap}
.pager__info{color:var(--gray-500);font-size:.86rem}
.pager__ctrls{display:flex;gap:.35rem;align-items:center;flex-wrap:wrap}
.pager__btn{
  min-width:36px;height:36px;padding:0 .6rem;border:1px solid var(--gray-300);background:var(--white);color:var(--gray-700);
  border-radius:8px;font-family:inherit;font-size:.88rem;font-weight:600;cursor:pointer;transition:.15s;
}
.pager__btn:hover:not(:disabled){border-color:var(--black);color:var(--black)}
.pager__btn.is-active{background:var(--black);color:var(--white);border-color:var(--black)}
.pager__btn:disabled{opacity:.45;cursor:default}
.pager__ellipsis{color:var(--gray-400);padding:0 .2rem}

/* ── Event toggles ── */
.event-toggles{display:flex;flex-direction:column;gap:.75rem;padding:0 1.5rem 1.5rem}
.event-toggle{
  display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:1rem 1.25rem;
  border:1px solid var(--gray-200);border-left:4px solid var(--gray-300);border-radius:12px;background:var(--white);
}
.event-toggle--open{border-left-color:var(--green)}
.event-toggle__title{font-weight:600}
.event-toggle__status{margin-top:.25rem;font-size:.85rem;color:var(--gray-500)}
.event-toggle__btn{
  flex-shrink:0;padding:.6rem 1.1rem;border:none;border-radius:10px;font-family:inherit;font-size:.9rem;font-weight:600;
  cursor:pointer;color:var(--white);transition:opacity .15s;
}
.event-toggle__btn:hover{opacity:.88}
.event-toggle__btn:disabled{opacity:.6;cursor:default}
.event-toggle__btn.is-open{background:var(--green)}
.event-toggle__btn.is-close{background:var(--red)}

/* ── Toast ── */
.toast{
  position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(100px);
  background:var(--black);color:var(--white);padding:.85rem 1.4rem;border-radius:10px;font-weight:600;font-size:.92rem;
  opacity:0;pointer-events:none;transition:.3s;z-index:200;max-width:90vw;
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.toast.success{background:var(--green)}
.toast.error{background:var(--red)}

/* ── Mobile ── */
.sidebar__overlay{display:none}
@media(max-width:900px){
  .sidebar{transform:translateX(-100%);transition:transform .25s}
  .sidebar.is-open{transform:translateX(0)}
  .main{margin-left:0}
  .topbar__burger{display:flex}
  .field--wide{grid-column:span 1}
  .sidebar__overlay.is-open{display:block;position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:35}
}