/* Bright, modern, minimal. Humans love bright buttons. */
:root{
  --bg:#f7f8fb;
  --panel:#ffffff;
  --text:#0f172a;
  --muted:#64748b;
  --border:#e2e8f0;
  --shadow: 0 10px 30px rgba(2, 6, 23, .08);
  --shadow2: 0 6px 16px rgba(2, 6, 23, .08);
  --accent:#2563eb;
  --accent2:#22c55e;
  --danger:#ef4444;
  --warn:#f59e0b;
  --radius:16px;
  --radius2:22px;
  --font: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Apple Color Emoji","Segoe UI Emoji";
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  font-family:var(--font);
  color:var(--text);
  background: radial-gradient(1200px 600px at 20% -10%, rgba(37,99,235,.18), transparent 60%),
              radial-gradient(900px 500px at 120% 10%, rgba(34,197,94,.12), transparent 55%),
              var(--bg);
}

.hidden{ display:none !important; }

.app-shell{
  height:100%;
  display:grid;
  grid-template-columns: 320px 1fr;
  gap:16px;
  padding:16px;
}

@media (max-width: 980px){
  .app-shell{ grid-template-columns:1fr; }
  .sidebar{ order:2; }
}

.sidebar, .main{
  background:var(--panel);
  border:1px solid var(--border);
  border-radius:var(--radius2);
  box-shadow:var(--shadow);
  overflow:hidden;
}

.sidebar{
  display:flex;
  flex-direction:column;
  min-height:0;
}

.sidebar__top{
  padding:18px 18px 12px;
  border-bottom:1px solid var(--border);
  background:
    linear-gradient(180deg, rgba(37,99,235,.08), transparent 60%);
}

.brand{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}

.brand__name{
  font-weight:800;
  letter-spacing:-.02em;
  font-size:18px;
}
.brand__tag{
  font-size:12px;
  color:var(--muted);
  margin-top:2px;
}

.pill{
  font-size:12px;
  border:1px solid var(--border);
  background:#fff;
  padding:6px 10px;
  border-radius:999px;
  color:var(--muted);
}

.sidebar__section{
  padding:14px 18px;
  border-bottom:1px solid var(--border);
}

.sidebar__section:last-child{ border-bottom:none; }

.section-title{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin:0 0 10px;
  font-size:12px;
  text-transform:uppercase;
  letter-spacing:.08em;
  color:var(--muted);
}

.row{ display:flex; gap:10px; align-items:center; }
.col{ display:flex; flex-direction:column; gap:8px; }

.btn{
  appearance:none;
  border:1px solid var(--border);
  background:#fff;
  padding:10px 12px;
  border-radius:12px;
  font-weight:700;
  color:var(--text);
  cursor:pointer;
  box-shadow: 0 1px 0 rgba(2,6,23,.04);
  transition: transform .04s ease, box-shadow .15s ease, border-color .15s ease;
}
.btn:hover{ border-color:#cbd5e1; box-shadow:var(--shadow2); }
.btn:active{ transform: translateY(1px); box-shadow: 0 2px 8px rgba(2,6,23,.08); }

.btn.primary{
  border-color: rgba(37,99,235,.35);
  background: linear-gradient(180deg, rgba(37,99,235,.18), rgba(37,99,235,.08));
}
.btn.ghost{
  background:transparent;
}
.btn.danger{
  border-color: rgba(239,68,68,.35);
  background: linear-gradient(180deg, rgba(239,68,68,.16), rgba(239,68,68,.06));
}

.icon-btn{
  border:none;
  background:transparent;
  cursor:pointer;
  padding:8px;
  border-radius:10px;
  color:var(--muted);
}
.icon-btn:hover{ background:rgba(2,6,23,.04); color:var(--text); }

.input, .select, .textarea{
  width:100%;
  border:1px solid var(--border);
  background:#fff;
  border-radius:12px;
  padding:10px 12px;
  outline:none;
  font-size:14px;
}
.textarea{ min-height:88px; resize:vertical; }
.input:focus, .select:focus, .textarea:focus{
  border-color: rgba(37,99,235,.55);
  box-shadow: 0 0 0 4px rgba(37,99,235,.12);
}

.muted{ color:var(--muted); font-size:13px; }

.list{
  display:flex;
  flex-direction:column;
  gap:8px;
  max-height:240px;
  overflow:auto;
  padding-right:6px;
}
.list::-webkit-scrollbar{ width:10px; }
.list::-webkit-scrollbar-thumb{
  background:#e7ebf3;
  border-radius:999px;
  border:3px solid transparent;
  background-clip:padding-box;
}

.item{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  padding:10px 10px;
  border:1px solid var(--border);
  border-radius:14px;
  background:#fff;
}
.item__left{ display:flex; align-items:center; gap:10px; min-width:0; }
.dot{
  width:10px; height:10px; border-radius:999px;
  background:var(--accent);
  box-shadow: 0 0 0 3px rgba(37,99,235,.14);
  flex:0 0 auto;
}
.item__name{
  font-weight:800;
  font-size:14px;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
  max-width:190px;
}
.item__meta{ font-size:12px; color:var(--muted); }

.check{
  display:flex; align-items:center; gap:10px;
  padding:10px 10px;
  border:1px solid var(--border);
  border-radius:14px;
  background:#fff;
}
.check input{ width:18px; height:18px; accent-color: var(--accent); }

.main{
  display:flex;
  flex-direction:column;
  min-height:0;
}

.topbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  padding:14px 16px;
  border-bottom:1px solid var(--border);
  background:
    linear-gradient(180deg, rgba(34,197,94,.10), transparent 60%);
}

.topbar__left{
  display:flex;
  flex-direction:column;
  gap:2px;
  min-width:0;
}
.topbar__title{
  font-weight:900;
  letter-spacing:-.02em;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.topbar__subtitle{ color:var(--muted); font-size:13px; }

.topbar__right{ display:flex; gap:10px; align-items:center; flex-wrap:wrap; }

.content{
  padding:12px;
  min-height:0;
  flex:1;
}

#calendar{
  height:100%;
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--radius2);
  overflow:hidden;
  box-shadow: 0 1px 0 rgba(2,6,23,.04);
  padding:6px;
}

/* FullCalendar tidy tweaks (light, bright) */
.fc{ font-family: var(--font); }
.fc .fc-toolbar-title{ font-weight:900; letter-spacing:-.02em; }
.fc .fc-button{
  border-radius:12px !important;
  border:1px solid var(--border) !important;
  background:#fff !important;
  color:var(--text) !important;
  box-shadow: 0 1px 0 rgba(2,6,23,.04);
}
.fc .fc-button:hover{ box-shadow:var(--shadow2); border-color:#cbd5e1 !important; }
.fc .fc-button-primary:not(:disabled).fc-button-active{
  border-color: rgba(37,99,235,.35) !important;
  background: linear-gradient(180deg, rgba(37,99,235,.18), rgba(37,99,235,.08)) !important;
}
.fc .fc-event{
  border-radius:10px;
  border:1px solid rgba(2,6,23,.08);
  padding:2px 4px;
}

/* Login */
.auth-wrap{
  height:100%;
  display:grid;
  place-items:center;
  padding:18px;
}
.auth-card{
  width:min(900px, 100%);
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap:18px;
  background:var(--panel);
  border:1px solid var(--border);
  border-radius:var(--radius2);
  box-shadow:var(--shadow);
  overflow:hidden;
}
@media (max-width: 900px){
  .auth-card{ grid-template-columns:1fr; }
}
.auth-hero{
  padding:24px;
  background:
    radial-gradient(700px 350px at 20% 0%, rgba(37,99,235,.22), transparent 60%),
    radial-gradient(600px 350px at 80% 100%, rgba(34,197,94,.16), transparent 60%),
    linear-gradient(180deg, rgba(2,6,23,.02), rgba(2,6,23,0));
  border-right:1px solid var(--border);
}
.auth-hero h1{
  margin:0;
  font-weight:1000;
  letter-spacing:-.03em;
  font-size:30px;
}
.auth-hero p{ color:var(--muted); line-height:1.5; }
.auth-form{
  padding:24px;
  display:flex;
  flex-direction:column;
  gap:12px;
}
.kbd{
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size:12px;
  background:#f1f5f9;
  border:1px solid var(--border);
  padding:2px 6px;
  border-radius:8px;
}

/* Toast */
.toast{
  position:fixed;
  left:50%;
  bottom:18px;
  transform:translateX(-50%);
  background:#0b1220;
  color:#fff;
  border:1px solid rgba(255,255,255,.12);
  border-radius:999px;
  padding:10px 14px;
  box-shadow:var(--shadow);
  opacity:0;
  pointer-events:none;
  transition: opacity .18s ease, transform .18s ease;
  max-width:min(92vw, 720px);
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.toast.show{
  opacity:1;
  transform:translateX(-50%) translateY(-2px);
}

/* Modal */
.backdrop{
  position:fixed; inset:0;
  background:rgba(2,6,23,.38);
  backdrop-filter: blur(6px);
}
.modal{
  position:fixed;
  top:50%; left:50%;
  transform: translate(-50%,-50%);
  width:min(680px, calc(100vw - 24px));
  background:var(--panel);
  border:1px solid var(--border);
  border-radius:var(--radius2);
  box-shadow:var(--shadow);
  overflow:hidden;
}
.modal__header{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:14px 16px;
  border-bottom:1px solid var(--border);
  background: linear-gradient(180deg, rgba(37,99,235,.10), transparent 60%);
}
.modal__title{ font-weight:900; }
.modal__body{ padding:16px; display:grid; gap:10px; }
.modal__footer{
  display:flex;
  justify-content:space-between;
  gap:10px;
  padding:14px 16px;
  border-top:1px solid var(--border);
  background: rgba(2,6,23,.02);
}

/* ---- Auth panel v2 ---- */
.auth-card2{
  width:min(980px, 100%);
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap:0;
  background:var(--panel);
  border:1px solid var(--border);
  border-radius:var(--radius2);
  box-shadow:var(--shadow);
  overflow:hidden;
}

@media (max-width: 900px){
  .auth-card2{ grid-template-columns:1fr; }
}

.auth-hero2{
  padding:28px;
  background:
    radial-gradient(700px 350px at 20% 0%, rgba(37,99,235,.25), transparent 60%),
    radial-gradient(600px 350px at 80% 100%, rgba(34,197,94,.18), transparent 60%),
    linear-gradient(180deg, rgba(2,6,23,.02), rgba(2,6,23,0));
  border-right:1px solid var(--border);
}

.auth-hero2 h1{
  margin:0;
  font-weight:1000;
  letter-spacing:-.03em;
  font-size:34px;
}
.auth-hero2 p{ color:var(--muted); line-height:1.55; margin:10px 0 0; }

.auth-panel{
  padding:22px;
  display:flex;
  flex-direction:column;
  gap:14px;
}

.auth-tabs{
  display:flex;
  gap:8px;
  padding:6px;
  border:1px solid var(--border);
  border-radius:16px;
  background: rgba(2,6,23,.02);
}

.auth-tab{
  flex:1;
  border:1px solid transparent;
  background: transparent;
  padding:10px 12px;
  border-radius:12px;
  font-weight:900;
  cursor:pointer;
  color: var(--muted);
}
.auth-tab.active{
  color: var(--text);
  border-color: rgba(37,99,235,.30);
  background: linear-gradient(180deg, rgba(37,99,235,.16), rgba(37,99,235,.06));
  box-shadow: 0 1px 0 rgba(2,6,23,.04);
}

.field{
  display:flex;
  flex-direction:column;
  gap:8px;
}

.field-row{
  display:flex;
  gap:10px;
  align-items:stretch;
}

.pass-wrap{ position:relative; }
.pass-toggle{
  position:absolute;
  right:8px; top:50%;
  transform:translateY(-50%);
  border:1px solid var(--border);
  background:#fff;
  border-radius:10px;
  padding:6px 10px;
  cursor:pointer;
  font-weight:800;
  color:var(--muted);
}
.pass-toggle:hover{ color:var(--text); box-shadow: var(--shadow2); }

.btn.block{ width:100%; }

.divider{
  display:flex;
  align-items:center;
  gap:12px;
  color:var(--muted);
  font-size:12px;
}
.divider:before, .divider:after{
  content:"";
  flex:1;
  height:1px;
  background: var(--border);
}

.auth-links{
  display:flex;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
}
.link-btn{
  border:none;
  background:transparent;
  color: var(--accent);
  font-weight:900;
  cursor:pointer;
  padding:0;
}
.link-btn:hover{ text-decoration: underline; }

.auth-msg{
  color: var(--muted);
  font-size:13px;
  min-height: 18px;
}