input[type="submit"],
button[type="submit"],
.btn {
  font-family: var(--font-sans);
  font-size: 13.5px;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--bg);
  background: var(--accent);
  border: none;
  border-radius: var(--radius);
  padding: 9px 18px;
  cursor: pointer;
  transition: background 160ms var(--ease), box-shadow 160ms var(--ease), transform 100ms var(--ease);
  outline: none;
}

input[type="submit"]:hover,
button[type="submit"]:hover,
.btn:hover {
  background: #00E0EC;
  box-shadow: 0 0 16px var(--accent-glow);
}

input[type="submit"]:focus-visible,
button[type="submit"]:focus-visible,
.btn:focus-visible {
  box-shadow: 0 0 0 3px var(--accent-soft);
}

input[type="submit"]:active,
button[type="submit"]:active,
.btn:active {
  transform: scale(0.98);
}

input[type="submit"]:disabled,
button[type="submit"]:disabled,
.btn:disabled {
  color: rgba(8, 13, 24, 0.58);
  background: var(--accent-dim);
  box-shadow: none;
  cursor: not-allowed;
  opacity: 0.62;
  transform: none;
}

.btn-large {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 44px;
  padding: 11px 20px;
  white-space: nowrap;
}

.btn-icon {
  font-size: 26px;
  font-weight: 300;
  line-height: 1;
}

@media (max-width: 640px) {
  .btn-large {
    width: 100%;
  }
}

.btn-ghost,
button[type="submit"].btn-ghost,
input[type="submit"].btn-ghost {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 5px 12px;
  cursor: pointer;
  transition: color 160ms var(--ease), border-color 160ms var(--ease), background 160ms var(--ease);
  outline: none;
}

button[type="submit"].btn-ghost:hover,
input[type="submit"].btn-ghost:hover,
.btn-ghost:hover {
  color: var(--text-primary);
  border-color: var(--text-muted);
  background: var(--bg-hover);
}

button[type="submit"].btn-ghost:focus-visible,
input[type="submit"].btn-ghost:focus-visible,
.btn-ghost:focus-visible {
  box-shadow: 0 0 0 3px var(--accent-soft);
}

button[type="submit"].btn-danger,
input[type="submit"].btn-danger,
button[data-method="delete"],
.btn-danger {
  color: var(--danger);
  background: var(--danger-soft);
  border: 1px solid rgba(255, 91, 106, 0.18);
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 500;
  border-radius: var(--radius);
  padding: 6px 12px;
  cursor: pointer;
  transition: background 160ms var(--ease), box-shadow 160ms var(--ease);
  outline: none;
}

button[type="submit"].btn-danger:hover,
input[type="submit"].btn-danger:hover,
button[data-method="delete"]:hover,
.btn-danger:hover {
  background: rgba(255, 91, 106, 0.14);
  box-shadow: 0 0 10px rgba(255, 91, 106, 0.15);
}

button[type="submit"].btn-danger:focus-visible,
input[type="submit"].btn-danger:focus-visible,
button[data-method="delete"]:focus-visible,
.btn-danger:focus-visible {
  box-shadow: 0 0 0 3px rgba(255, 91, 106, 0.16);
}