/* iCloud-like clean UI (no Apple assets) */
:root{
  --bg:#0a0a0c;
  --panel:#0f1115;
  --panel-2:#121520;
  --txt:#f5f6f9;
  --muted:#9aa3b2;
  --accent:#0a84ff;
  --border:#1e2430;
  --ok:#2ecc71;
  --danger:#ff5757;
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font-family: -apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:var(--txt);background:radial-gradient(1200px 800px at 0% -10%,rgba(10,132,255,.12),transparent 60%),linear-gradient(180deg,#0b0c10,#0d0f17)}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}

.center-screen{display:flex;align-items:center;justify-content:center;padding:20px}
.card{background:linear-gradient(180deg,var(--panel),var(--panel-2));border:1px solid var(--border);border-radius:18px;box-shadow:0 20px 50px rgba(0,0,0,.35);padding:22px}
.login-card{width:360px;max-width:92vw}
.brand-row{display:flex;gap:12px;align-items:center;margin-bottom:10px}
.logo{width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,#12a0ff,#5aa7ff)}

.label{display:block;margin-top:12px;margin-bottom:6px;color:var(--muted);font-size:13px}
.input,select,textarea{width:100%;padding:12px 14px;border-radius:12px;border:1px solid var(--border);background:#0e1118;color:var(--txt);outline:none}
.input:focus{border-color:#2a3244;box-shadow:0 0 0 3px rgba(10,132,255,.15)}

.btn{margin-top:16px;width:100%;padding:12px 14px;border-radius:12px;border:1px solid var(--border);background:#0e1118;color:var(--txt);cursor:pointer}
.btn:hover{filter:brightness(1.08)}
.btn.primary{background:linear-gradient(135deg,#0a84ff,#4ea0ff);border-color:transparent;color:white}
.btn.inline{width:auto;padding:10px 14px}
.btn.danger{background:linear-gradient(135deg,#ff5757,#ff8a8a);border-color:transparent;color:white}

.navbar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 18px;background:linear-gradient(180deg,rgba(255,255,255,.04),transparent);position:sticky;top:0;border-bottom:1px solid var(--border);backdrop-filter:blur(8px)}
.nav-left,.nav-right{display:flex;gap:10px;align-items:center}
.nav-title{font-weight:700;letter-spacing:.3px}
.badge{padding:2px 8px;border-radius:999px;border:1px solid var(--border);font-size:12px;color:#c4c8d2}
.badge-tg{background:#229ED9;color:#fff;border-color:#229ED9}
.badge-sms{background:#10b981;color:#fff;border-color:#10b981}
.container{max-width:1200px;margin:24px auto;padding:0 16px}

.calendar{display:grid;grid-template-columns:repeat(7,1fr);gap:12px}
.weekday{color:var(--muted);text-align:center}
.cell{min-height:130px;border:1px solid var(--border);border-radius:14px;background:linear-gradient(180deg,var(--panel),var(--panel-2));padding:10px;position:relative}
.cell.today{outline:2px solid var(--accent)}
.daynum{position:absolute;top:8px;right:10px;opacity:.7}
.tasks{margin-top:26px;display:flex;flex-direction:column;gap:8px}
.task{display:flex;align-items:center;gap:8px;padding:8px;border-radius:10px;background:#0f1320;border:1px solid #1b2332;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

.grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media (max-width: 820px){
  .calendar{grid-template-columns:repeat(2,1fr)}
  .grid{grid-template-columns:1fr}
}
.taskline{
  display:flex;
  align-items:center;
  gap:8px;
  margin-top:4px;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
  font-size:13px;
}

.time-badge{
  min-width:46px;
  text-align:center;
  font-size:11px;
  padding:2px 6px;
  border-radius:999px;
  border:1px solid var(--border);
  color:#e5e7eb;
  background:#0b0f1a;
}

.taskline{
  display:flex;
  align-items:center;
  gap:8px;
  margin-top:4px;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
  font-size:13px;
}

.task-title{
  overflow:hidden;
  text-overflow:ellipsis;
}

/* dòng gần nhất -> chữ đỏ */
.taskline-main .task-title{
  color:#f97373;
  font-weight:600;
}

/* dòng sau -> chữ xanh */
.taskline-sub .task-title{
  color:#6ee7b7;
}

/* Nút thời gian màu xanh kiểu iCloud */
.time-pill{
  min-width:52px;
  padding:3px 12px;
  border-radius:999px;
  border:1px solid #1f6fe5;
  background:linear-gradient(135deg,#1e63ff,#3f8bff);
  color:#ffffff;
  font-size:11px;
  font-weight:500;
  text-align:center;
  cursor:pointer;
  box-shadow:0 0 0 1px rgba(15,23,42,0.7),0 4px 10px rgba(15,23,42,0.7);
}
.time-pill{
  min-width:52px;
  padding:3px 12px;
  border-radius:999px;
  border:1px solid #1f6fe5;
  background:linear-gradient(135deg,#1e63ff,#3f8bff); /* gradient nè */
  color:#ffffff;
  font-size:11px;
  font-weight:500;
  text-align:center;
  cursor:pointer;
  box-shadow:0 0 0 1px rgba(15,23,42,0.7),0 4px 10px rgba(15,23,42,0.7);
}
.time-pill:hover{
  filter:brightness(1.08);
}
.time-pill:active{
  transform:translateY(1px);
}


.task-title{
  overflow:hidden;
  text-overflow:ellipsis;
}

/* Dòng gần nhất sắp tới → chữ đỏ */
.taskline-main .task-title{
  color:#f97373;
  font-weight:600;
}

/* Các dòng sau → chữ xanh */
.taskline-sub .task-title{
  color:#6ee7b7;
}