:root{
  --bg: #343541;
  --card: #40414f;
  --text: #ffffff;
  --muted: rgba(255,255,255,.75);
  --border: rgba(255,255,255,.12);
  --shadow: 0 12px 30px rgba(0,0,0,.35);

  --primary: #10a37f;
  --primaryHover: #0e8f6f;

  --secondary: rgba(255,255,255,.10);
  --secondaryHover: rgba(255,255,255,.16);
}

*{ box-sizing: border-box; }
html,body{ height: 100%; }
body{
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  background: var(--bg);
  color: var(--text);
}

.wrap{
  min-height: 100%;
  display: grid;
  place-items: center;
  padding: 24px;
}

.card{
  width: min(720px, 96vw);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: var(--shadow);
  padding: 22px 22px 26px;
}

.title{
  margin: 0 0 14px;
  font-size: 22px;
  font-weight: 650;
  letter-spacing: .2px;
}

.rules{
  margin: 0 0 18px;
  color: var(--muted);
  line-height: 1.45;
}

.rules-title{
  font-weight: 650;
  color: var(--text);
  margin-bottom: 6px;
}

.rules ol{
  margin: 0;
  padding-left: 20px;
}

.counter{
  margin: 18px 0 18px;
  text-align: center;
  font-size: 84px;
  font-weight: 750;
  letter-spacing: 1px;
  color: var(--text);
}

.buttons{
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.btn{
  appearance: none;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 14px;
  font-size: 16px;
  font-weight: 650;
  cursor: pointer;
  color: var(--text);
  transition: transform .06s ease, background .15s ease, border-color .15s ease;
}

.btn:active{ transform: translateY(1px); }

.btn-primary{
  background: var(--primary);
  border-color: rgba(0,0,0,.10);
}
.btn-primary:hover{ background: var(--primaryHover); }

.btn-secondary{
  background: var(--secondary);
}
.btn-secondary:hover{ background: var(--secondaryHover); }

.w100{ width: 100%; }

/* Modal */
.modal{
  position: fixed;
  inset: 0;
  display: none;
  place-items: center;
  padding: 22px;
}

.modal[aria-hidden="false"]{ display: grid; }

.modal-backdrop{
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,.55);
}

.modal-dialog{
  position: relative;
  width: min(560px, 96vw);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.modal-head{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 14px 12px;
  border-bottom: 1px solid var(--border);
}

.modal-title{
  font-weight: 750;
}

.icon-btn{
  background: transparent;
  border: 0;
  color: var(--muted);
  font-size: 18px;
  cursor: pointer;
  padding: 6px 8px;
  border-radius: 10px;
}
.icon-btn:hover{
  background: rgba(255,255,255,.08);
  color: var(--text);
}

.modal-body{
  padding: 14px;
  display: grid;
  gap: 10px;
}

.remove-text{
  color: var(--muted);
  line-height: 1.45;
  padding: 6px 2px 10px;
}